Merge branch 'for-rmk' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into devel-stable

Conflicts: arch/arm/mm/Kconfig
author: Russell King <rmk+kernel@arm.linux.org.uk> 2011-03-15 12:32:47 -0400
committer: Russell King <rmk+kernel@arm.linux.org.uk> 2011-03-15 12:32:47 -0400
commit: 9ced9f03d12d7539e86b0bff5bc750153c976c34 (patch)
tree: dcb8a23b0245d3d4d2719d7ea987f7eee608c553 /arch
parent: 9b963f32c38b4c7d2da667e4458967b550f30bee (diff)
parent: b0b6ff0b21057bb8e58b0be8b427a4713fd4b5a5 (diff)
127 files changed, 6304 insertions, 2353 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 166efa2a19c..eed07eac3a5 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -715,7 +715,8 @@ config ARCH_S5P64X0
        select GENERIC_GPIO
        select HAVE_CLK
        select HAVE_S3C2410_WATCHDOG if WATCHDOG
-        select ARCH_USES_GETTIMEOFFSET
+        select GENERIC_CLOCKEVENTS
+        select HAVE_SCHED_CLOCK
        select HAVE_S3C2410_I2C if I2C
        select HAVE_S3C_RTC if RTC_CLASS
        help
@@ -753,15 +754,16 @@ config ARCH_S5PV210
        select HAVE_CLK
        select ARM_L1_CACHE_SHIFT_6
        select ARCH_HAS_CPUFREQ
-        select ARCH_USES_GETTIMEOFFSET
+        select GENERIC_CLOCKEVENTS
+        select HAVE_SCHED_CLOCK
        select HAVE_S3C2410_I2C if I2C
        select HAVE_S3C_RTC if RTC_CLASS
        select HAVE_S3C2410_WATCHDOG if WATCHDOG
        help
          Samsung S5PV210/S5PC110 series based systems
-config ARCH_S5PV310
+config ARCH_EXYNOS4
-        bool "Samsung S5PV310/S5PC210"
+        bool "Samsung EXYNOS4"
        select CPU_V7
        select ARCH_SPARSEMEM_ENABLE
        select GENERIC_GPIO
@@ -772,7 +774,7 @@ config ARCH_S5PV310
        select HAVE_S3C2410_I2C if I2C
        select HAVE_S3C2410_WATCHDOG if WATCHDOG
        help
-          Samsung S5PV310 series based systems
+          Samsung EXYNOS4 series based systems
 config ARCH_SHARK
        bool "Shark"
@@ -991,7 +993,7 @@ source "arch/arm/mach-s5pc100/Kconfig"
 source "arch/arm/mach-s5pv210/Kconfig"
-source "arch/arm/mach-s5pv310/Kconfig"
+source "arch/arm/mach-exynos4/Kconfig"
 source "arch/arm/mach-shmobile/Kconfig"
@@ -1278,7 +1280,7 @@ config SMP
        depends on GENERIC_CLOCKEVENTS
        depends on REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP || \
                 MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_OMAP4 || \
-                 ARCH_S5PV310 || ARCH_TEGRA || ARCH_U8500 || ARCH_VEXPRESS_CA9X4 || \
+                 ARCH_EXYNOS4 || ARCH_TEGRA || ARCH_U8500 || ARCH_VEXPRESS_CA9X4 || \
                 ARCH_MSM_SCORPIONMP || ARCH_SHMOBILE
        select USE_GENERIC_SMP_HELPERS
        select HAVE_ARM_SCU if !ARCH_MSM_SCORPIONMP
@@ -1366,7 +1368,7 @@ config LOCAL_TIMERS
        bool "Use local timer interrupts"
        depends on SMP
        default y
-        select HAVE_ARM_TWD if !ARCH_MSM_SCORPIONMP
+        select HAVE_ARM_TWD if (!ARCH_MSM_SCORPIONMP && !EXYNOS4_MCT)
        help
          Enable support for local timers on SMP platforms, rather then the
          legacy IPI broadcast method.  Local timers allows the system
@@ -1378,7 +1380,7 @@ source kernel/Kconfig.preempt
 config HZ
        int
        default 200 if ARCH_EBSA110 || ARCH_S3C2410 || ARCH_S5P64X0 || \
-                ARCH_S5P6442 || ARCH_S5PV210 || ARCH_S5PV310
+                ARCH_S5P6442 || ARCH_S5PV210 || ARCH_EXYNOS4
        default OMAP_32K_TIMER_HZ if ARCH_OMAP && OMAP_32K_TIMER
        default AT91_TIMER_HZ if ARCH_AT91
        default SHMOBILE_TIMER_HZ if ARCH_SHMOBILE
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 6f7b29294c8..40aa0225877 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -178,7 +178,7 @@ machine-$(CONFIG_ARCH_S5P64X0)		:= s5p64x0
 machine-$(CONFIG_ARCH_S5P6442)          := s5p6442
 machine-$(CONFIG_ARCH_S5PC100)          := s5pc100
 machine-$(CONFIG_ARCH_S5PV210)          := s5pv210
-machine-$(CONFIG_ARCH_S5PV310)          := s5pv310
+machine-$(CONFIG_ARCH_EXYNOS4)          := exynos4
 machine-$(CONFIG_ARCH_SA1100)           := sa1100
 machine-$(CONFIG_ARCH_SHARK)            := shark
 machine-$(CONFIG_ARCH_SHMOBILE)         := shmobile
diff --git a/arch/arm/configs/exynos4_defconfig b/arch/arm/configs/exynos4_defconfig
new file mode 100644
index 00000000000..2ffba24d2e2
--- /dev/null
+++ b/arch/arm/configs/exynos4_defconfig
@@ -0,0 +1,70 @@
+CONFIG_EXPERIMENTAL=y
+CONFIG_BLK_DEV_INITRD=y
+CONFIG_KALLSYMS_ALL=y
+CONFIG_MODULES=y
+CONFIG_MODULE_UNLOAD=y
+# CONFIG_BLK_DEV_BSG is not set
+CONFIG_ARCH_EXYNOS4=y
+CONFIG_S3C_LOWLEVEL_UART_PORT=1
+CONFIG_MACH_SMDKC210=y
+CONFIG_MACH_SMDKV310=y
+CONFIG_MACH_UNIVERSAL_C210=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_SMP=y
+CONFIG_NR_CPUS=2
+CONFIG_HOTPLUG_CPU=y
+CONFIG_PREEMPT=y
+CONFIG_AEABI=y
+CONFIG_CMDLINE="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc mem=256M"
+CONFIG_VFP=y
+CONFIG_NEON=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_BLK_DEV_LOOP=y
+CONFIG_BLK_DEV_RAM=y
+CONFIG_BLK_DEV_RAM_SIZE=8192
+CONFIG_SCSI=y
+CONFIG_BLK_DEV_SD=y
+CONFIG_CHR_DEV_SG=y
+CONFIG_INPUT_EVDEV=y
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+CONFIG_INPUT_TOUCHSCREEN=y
+CONFIG_SERIAL_8250=y
+CONFIG_SERIAL_SAMSUNG=y
+CONFIG_SERIAL_SAMSUNG_CONSOLE=y
+CONFIG_HW_RANDOM=y
+CONFIG_I2C=y
+# CONFIG_HWMON is not set
+# CONFIG_MFD_SUPPORT is not set
+# CONFIG_HID_SUPPORT is not set
+# CONFIG_USB_SUPPORT is not set
+CONFIG_EXT2_FS=y
+CONFIG_MSDOS_FS=y
+CONFIG_VFAT_FS=y
+CONFIG_TMPFS=y
+CONFIG_TMPFS_POSIX_ACL=y
+CONFIG_CRAMFS=y
+CONFIG_ROMFS_FS=y
+CONFIG_PARTITION_ADVANCED=y
+CONFIG_BSD_DISKLABEL=y
+CONFIG_SOLARIS_X86_PARTITION=y
+CONFIG_NLS_CODEPAGE_437=y
+CONFIG_NLS_ASCII=y
+CONFIG_NLS_ISO8859_1=y
+CONFIG_MAGIC_SYSRQ=y
+CONFIG_DEBUG_KERNEL=y
+CONFIG_DETECT_HUNG_TASK=y
+CONFIG_DEBUG_RT_MUTEXES=y
+CONFIG_DEBUG_SPINLOCK=y
+CONFIG_DEBUG_MUTEXES=y
+CONFIG_DEBUG_SPINLOCK_SLEEP=y
+CONFIG_DEBUG_INFO=y
+# CONFIG_RCU_CPU_STALL_DETECTOR is not set
+CONFIG_SYSCTL_SYSCALL_CHECK=y
+CONFIG_DEBUG_USER=y
+CONFIG_DEBUG_ERRORS=y
+CONFIG_DEBUG_LL=y
+CONFIG_EARLY_PRINTK=y
+CONFIG_DEBUG_S3C_UART=1
+CONFIG_CRC_CCITT=y
diff --git a/arch/arm/configs/s5p64x0_defconfig b/arch/arm/configs/s5p64x0_defconfig
index 2993ecd3514..ad6b61b0bd1 100644
--- a/arch/arm/configs/s5p64x0_defconfig
+++ b/arch/arm/configs/s5p64x0_defconfig
@@ -10,6 +10,8 @@ CONFIG_S3C_BOOT_ERROR_RESET=y
 CONFIG_S3C_LOWLEVEL_UART_PORT=1
 CONFIG_MACH_SMDK6440=y
 CONFIG_MACH_SMDK6450=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
 CONFIG_CPU_32v6K=y
 CONFIG_AEABI=y
 CONFIG_CMDLINE="root=/dev/ram0 rw ramdisk=8192 initrd=0x20800000,8M console=ttySAC1,115200 init=/linuxrc"
diff --git a/arch/arm/configs/s5pv210_defconfig b/arch/arm/configs/s5pv210_defconfig
index 0488a1eb4d7..fa989902236 100644
--- a/arch/arm/configs/s5pv210_defconfig
+++ b/arch/arm/configs/s5pv210_defconfig
@@ -13,6 +13,8 @@ CONFIG_MACH_AQUILA=y
 CONFIG_MACH_GONI=y
 CONFIG_MACH_SMDKC110=y
 CONFIG_MACH_SMDKV210=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
 CONFIG_VMSPLIT_2G=y
 CONFIG_PREEMPT=y
 CONFIG_AEABI=y
diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig
new file mode 100644
index 00000000000..a021b5240bb
--- /dev/null
+++ b/arch/arm/mach-exynos4/Kconfig
@@ -0,0 +1,195 @@
+# arch/arm/mach-exynos4/Kconfig
+#
+# Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+#               http://www.samsung.com/
+#
+# Licensed under GPLv2
+# Configuration options for the EXYNOS4
+if ARCH_EXYNOS4
+config CPU_EXYNOS4210
+        bool
+        select S3C_PL330_DMA
+        help
+          Enable EXYNOS4210 CPU support
+config EXYNOS4_MCT
+        bool "Kernel timer support by MCT"
+        help
+          Use MCT (Multi Core Timer) as kernel timers
+config EXYNOS4_DEV_PD
+        bool
+        help
+          Compile in platform device definitions for Power Domain
+config EXYNOS4_DEV_SYSMMU
+        bool
+        help
+          Common setup code for SYSTEM MMU in EXYNOS4
+config EXYNOS4_SETUP_I2C1
+        bool
+        help
+          Common setup code for i2c bus 1.
+config EXYNOS4_SETUP_I2C2
+        bool
+        help
+          Common setup code for i2c bus 2.
+config EXYNOS4_SETUP_I2C3
+        bool
+        help
+          Common setup code for i2c bus 3.
+config EXYNOS4_SETUP_I2C4
+        bool
+        help
+          Common setup code for i2c bus 4.
+config EXYNOS4_SETUP_I2C5
+        bool
+        help
+          Common setup code for i2c bus 5.
+config EXYNOS4_SETUP_I2C6
+        bool
+        help
+          Common setup code for i2c bus 6.
+config EXYNOS4_SETUP_I2C7
+        bool
+        help
+          Common setup code for i2c bus 7.
+config EXYNOS4_SETUP_KEYPAD
+        bool
+        help
+          Common setup code for keypad.
+config EXYNOS4_SETUP_SDHCI
+        bool
+        select EXYNOS4_SETUP_SDHCI_GPIO
+        help
+          Internal helper functions for EXYNOS4 based SDHCI systems.
+config EXYNOS4_SETUP_SDHCI_GPIO
+        bool
+        help
+          Common setup code for SDHCI gpio.
+config EXYNOS4_SETUP_FIMC
+        bool
+        help
+          Common setup code for the camera interfaces.
+# machine support
+menu "EXYNOS4 Machines"
+config MACH_SMDKC210
+        bool "SMDKC210"
+        select CPU_EXYNOS4210
+        select S3C_DEV_RTC
+        select S3C_DEV_WDT
+        select S3C_DEV_I2C1
+        select S3C_DEV_HSMMC
+        select S3C_DEV_HSMMC1
+        select S3C_DEV_HSMMC2
+        select S3C_DEV_HSMMC3
+        select EXYNOS4_DEV_PD
+        select EXYNOS4_DEV_SYSMMU
+        select EXYNOS4_SETUP_I2C1
+        select EXYNOS4_SETUP_SDHCI
+        help
+          Machine support for Samsung SMDKC210
+config MACH_SMDKV310
+        bool "SMDKV310"
+        select CPU_EXYNOS4210
+        select S3C_DEV_RTC
+        select S3C_DEV_WDT
+        select S3C_DEV_I2C1
+        select S3C_DEV_HSMMC
+        select S3C_DEV_HSMMC1
+        select S3C_DEV_HSMMC2
+        select S3C_DEV_HSMMC3
+        select SAMSUNG_DEV_KEYPAD
+        select EXYNOS4_DEV_PD
+        select EXYNOS4_DEV_SYSMMU
+        select EXYNOS4_SETUP_I2C1
+        select EXYNOS4_SETUP_KEYPAD
+        select EXYNOS4_SETUP_SDHCI
+        help
+          Machine support for Samsung SMDKV310
+config MACH_ARMLEX4210
+        bool "ARMLEX4210"
+        select CPU_EXYNOS4210
+        select S3C_DEV_RTC
+        select S3C_DEV_WDT
+        select S3C_DEV_HSMMC
+        select S3C_DEV_HSMMC2
+        select S3C_DEV_HSMMC3
+        select EXYNOS4_DEV_SYSMMU
+        select EXYNOS4_SETUP_SDHCI
+        select SATA_AHCI_PLATFORM
+        help
+          Machine support for Samsung ARMLEX4210 based on EXYNOS4210
+config MACH_UNIVERSAL_C210
+        bool "Mobile UNIVERSAL_C210 Board"
+        select CPU_EXYNOS4210
+        select S3C_DEV_HSMMC
+        select S3C_DEV_HSMMC2
+        select S3C_DEV_HSMMC3
+        select S3C_DEV_I2C1
+        select S3C_DEV_I2C5
+        select S5P_DEV_ONENAND
+        select EXYNOS4_SETUP_I2C1
+        select EXYNOS4_SETUP_I2C5
+        select EXYNOS4_SETUP_SDHCI
+        help
+          Machine support for Samsung Mobile Universal S5PC210 Reference
+          Board.
+config MACH_NURI
+        bool "Mobile NURI Board"
+        select CPU_EXYNOS4210
+        select S3C_DEV_WDT
+        select S3C_DEV_HSMMC
+        select S3C_DEV_HSMMC2
+        select S3C_DEV_HSMMC3
+        select S3C_DEV_I2C1
+        select S3C_DEV_I2C5
+        select EXYNOS4_SETUP_I2C1
+        select EXYNOS4_SETUP_I2C5
+        select EXYNOS4_SETUP_SDHCI
+        select SAMSUNG_DEV_PWM
+        help
+          Machine support for Samsung Mobile NURI Board.
+endmenu
+comment "Configuration for HSMMC bus width"
+menu "Use 8-bit bus width"
+config EXYNOS4_SDHCI_CH0_8BIT
+        bool "Channel 0 with 8-bit bus"
+        help
+          Support HSMMC Channel 0 8-bit bus.
+          If selected, Channel 1 is disabled.
+config EXYNOS4_SDHCI_CH2_8BIT
+        bool "Channel 2 with 8-bit bus"
+        help
+          Support HSMMC Channel 2 8-bit bus.
+          If selected, Channel 3 is disabled.
+endmenu
+endif
diff --git a/arch/arm/mach-exynos4/Makefile b/arch/arm/mach-exynos4/Makefile
new file mode 100644
index 00000000000..b8f0e7d82d7
--- /dev/null
+++ b/arch/arm/mach-exynos4/Makefile
@@ -0,0 +1,56 @@
+# arch/arm/mach-exynos4/Makefile
+#
+# Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+#               http://www.samsung.com/
+#
+# Licensed under GPLv2
+obj-y                           :=
+obj-m                           :=
+obj-n                           :=
+obj-                            :=
+# Core support for EXYNOS4 system
+obj-$(CONFIG_CPU_EXYNOS4210)    += cpu.o init.o clock.o irq-combiner.o
+obj-$(CONFIG_CPU_EXYNOS4210)    += setup-i2c0.o gpiolib.o irq-eint.o dma.o
+obj-$(CONFIG_PM)                += pm.o sleep.o
+obj-$(CONFIG_CPU_FREQ)          += cpufreq.o
+obj-$(CONFIG_SMP)               += platsmp.o headsmp.o
+ifeq ($(CONFIG_EXYNOS4_MCT),y)
+obj-y                           += mct.o
+else
+obj-y                           += time.o
+obj-$(CONFIG_LOCAL_TIMERS)      += localtimer.o
+endif
+obj-$(CONFIG_HOTPLUG_CPU)       += hotplug.o
+# machine support
+obj-$(CONFIG_MACH_SMDKC210)             += mach-smdkc210.o
+obj-$(CONFIG_MACH_SMDKV310)             += mach-smdkv310.o
+obj-$(CONFIG_MACH_ARMLEX4210)           += mach-armlex4210.o
+obj-$(CONFIG_MACH_UNIVERSAL_C210)       += mach-universal_c210.o
+obj-$(CONFIG_MACH_NURI)                 += mach-nuri.o
+# device support
+obj-y                                   += dev-audio.o
+obj-$(CONFIG_EXYNOS4_DEV_PD)            += dev-pd.o
+obj-$(CONFIG_EXYNOS4_DEV_SYSMMU)        += dev-sysmmu.o
+obj-$(CONFIG_EXYNOS4_SETUP_FIMC)        += setup-fimc.o
+obj-$(CONFIG_EXYNOS4_SETUP_I2C1)        += setup-i2c1.o
+obj-$(CONFIG_EXYNOS4_SETUP_I2C2)        += setup-i2c2.o
+obj-$(CONFIG_EXYNOS4_SETUP_I2C3)        += setup-i2c3.o
+obj-$(CONFIG_EXYNOS4_SETUP_I2C4)        += setup-i2c4.o
+obj-$(CONFIG_EXYNOS4_SETUP_I2C5)        += setup-i2c5.o
+obj-$(CONFIG_EXYNOS4_SETUP_I2C6)        += setup-i2c6.o
+obj-$(CONFIG_EXYNOS4_SETUP_I2C7)        += setup-i2c7.o
+obj-$(CONFIG_EXYNOS4_SETUP_KEYPAD)      += setup-keypad.o
+obj-$(CONFIG_EXYNOS4_SETUP_SDHCI)       += setup-sdhci.o
+obj-$(CONFIG_EXYNOS4_SETUP_SDHCI_GPIO)  += setup-sdhci-gpio.o
+obj-$(CONFIG_SATA_AHCI_PLATFORM)        += dev-ahci.o
diff --git a/arch/arm/mach-s5pv310/Makefile.boot b/arch/arm/mach-exynos4/Makefile.boot
index d65956ffb43..d65956ffb43 100644
--- a/arch/arm/mach-s5pv310/Makefile.boot
+++ b/arch/arm/mach-exynos4/Makefile.boot
diff --git a/arch/arm/mach-s5pv310/clock.c b/arch/arm/mach-exynos4/clock.c
index fc7c2f8d165..871f9d508fd 100644
--- a/arch/arm/mach-s5pv310/clock.c
+++ b/arch/arm/mach-exynos4/clock.c
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/clock.c
+/* linux/arch/arm/mach-exynos4/clock.c
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
- * S5PV310 - Clock support
+ * EXYNOS4 - Clock support
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
@@ -23,6 +23,7 @@
 #include <mach/map.h>
 #include <mach/regs-clock.h>
+#include <mach/sysmmu.h>
 static struct clk clk_sclk_hdmi27m = {
        .name           = "sclk_hdmi27m",
@@ -46,72 +47,82 @@ static struct clk clk_sclk_usbphy1 = {
        .id             = -1,
 };
-static int s5pv310_clksrc_mask_top_ctrl(struct clk *clk, int enable)
+static int exynos4_clksrc_mask_top_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKSRC_MASK_TOP, clk, enable);
 }
-static int s5pv310_clksrc_mask_cam_ctrl(struct clk *clk, int enable)
+static int exynos4_clksrc_mask_cam_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKSRC_MASK_CAM, clk, enable);
 }
-static int s5pv310_clksrc_mask_lcd0_ctrl(struct clk *clk, int enable)
+static int exynos4_clksrc_mask_lcd0_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKSRC_MASK_LCD0, clk, enable);
 }
-static int s5pv310_clksrc_mask_lcd1_ctrl(struct clk *clk, int enable)
+static int exynos4_clksrc_mask_lcd1_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKSRC_MASK_LCD1, clk, enable);
 }
-static int s5pv310_clksrc_mask_fsys_ctrl(struct clk *clk, int enable)
+static int exynos4_clksrc_mask_fsys_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKSRC_MASK_FSYS, clk, enable);
 }
-static int s5pv310_clksrc_mask_peril0_ctrl(struct clk *clk, int enable)
+static int exynos4_clksrc_mask_peril0_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL0, clk, enable);
 }
-static int s5pv310_clksrc_mask_peril1_ctrl(struct clk *clk, int enable)
+static int exynos4_clksrc_mask_peril1_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL1, clk, enable);
 }
-static int s5pv310_clk_ip_cam_ctrl(struct clk *clk, int enable)
+static int exynos4_clk_ip_mfc_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKGATE_IP_MFC, clk, enable);
+}
+static int exynos4_clk_ip_cam_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKGATE_IP_CAM, clk, enable);
 }
-static int s5pv310_clk_ip_image_ctrl(struct clk *clk, int enable)
+static int exynos4_clk_ip_tv_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKGATE_IP_TV, clk, enable);
+}
+static int exynos4_clk_ip_image_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKGATE_IP_IMAGE, clk, enable);
 }
-static int s5pv310_clk_ip_lcd0_ctrl(struct clk *clk, int enable)
+static int exynos4_clk_ip_lcd0_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKGATE_IP_LCD0, clk, enable);
 }
-static int s5pv310_clk_ip_lcd1_ctrl(struct clk *clk, int enable)
+static int exynos4_clk_ip_lcd1_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKGATE_IP_LCD1, clk, enable);
 }
-static int s5pv310_clk_ip_fsys_ctrl(struct clk *clk, int enable)
+static int exynos4_clk_ip_fsys_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKGATE_IP_FSYS, clk, enable);
 }
-static int s5pv310_clk_ip_peril_ctrl(struct clk *clk, int enable)
+static int exynos4_clk_ip_peril_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKGATE_IP_PERIL, clk, enable);
 }
-static int s5pv310_clk_ip_perir_ctrl(struct clk *clk, int enable)
+static int exynos4_clk_ip_perir_ctrl(struct clk *clk, int enable)
 {
        return s5p_gatectrl(S5P_CLKGATE_IP_PERIR, clk, enable);
 }
@@ -358,7 +369,7 @@ static struct clksrc_clk clk_vpllsrc = {
        .clk    = {
                .name           = "vpll_src",
                .id             = -1,
-                .enable         = s5pv310_clksrc_mask_top_ctrl,
+                .enable         = exynos4_clksrc_mask_top_ctrl,
                .ctrlbit        = (1 << 0),
        },
        .sources        = &clkset_vpllsrc,
@@ -389,239 +400,322 @@ static struct clk init_clocks_off[] = {
                .name           = "timers",
                .id             = -1,
                .parent         = &clk_aclk_100.clk,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1<<24),
        }, {
                .name           = "csis",
                .id             = 0,
-                .enable         = s5pv310_clk_ip_cam_ctrl,
+                .enable         = exynos4_clk_ip_cam_ctrl,
                .ctrlbit        = (1 << 4),
        }, {
                .name           = "csis",
                .id             = 1,
-                .enable         = s5pv310_clk_ip_cam_ctrl,
+                .enable         = exynos4_clk_ip_cam_ctrl,
                .ctrlbit        = (1 << 5),
        }, {
                .name           = "fimc",
                .id             = 0,
-                .enable         = s5pv310_clk_ip_cam_ctrl,
+                .enable         = exynos4_clk_ip_cam_ctrl,
                .ctrlbit        = (1 << 0),
        }, {
                .name           = "fimc",
                .id             = 1,
-                .enable         = s5pv310_clk_ip_cam_ctrl,
+                .enable         = exynos4_clk_ip_cam_ctrl,
                .ctrlbit        = (1 << 1),
        }, {
                .name           = "fimc",
                .id             = 2,
-                .enable         = s5pv310_clk_ip_cam_ctrl,
+                .enable         = exynos4_clk_ip_cam_ctrl,
                .ctrlbit        = (1 << 2),
        }, {
                .name           = "fimc",
                .id             = 3,
-                .enable         = s5pv310_clk_ip_cam_ctrl,
+                .enable         = exynos4_clk_ip_cam_ctrl,
                .ctrlbit        = (1 << 3),
        }, {
                .name           = "fimd",
                .id             = 0,
-                .enable         = s5pv310_clk_ip_lcd0_ctrl,
+                .enable         = exynos4_clk_ip_lcd0_ctrl,
                .ctrlbit        = (1 << 0),
        }, {
                .name           = "fimd",
                .id             = 1,
-                .enable         = s5pv310_clk_ip_lcd1_ctrl,
+                .enable         = exynos4_clk_ip_lcd1_ctrl,
                .ctrlbit        = (1 << 0),
        }, {
+                .name           = "sataphy",
+                .id             = -1,
+                .parent         = &clk_aclk_133.clk,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
+                .ctrlbit        = (1 << 3),
+        }, {
                .name           = "hsmmc",
                .id             = 0,
                .parent         = &clk_aclk_133.clk,
-                .enable         = s5pv310_clk_ip_fsys_ctrl,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
                .ctrlbit        = (1 << 5),
        }, {
                .name           = "hsmmc",
                .id             = 1,
                .parent         = &clk_aclk_133.clk,
-                .enable         = s5pv310_clk_ip_fsys_ctrl,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
                .ctrlbit        = (1 << 6),
        }, {
                .name           = "hsmmc",
                .id             = 2,
                .parent         = &clk_aclk_133.clk,
-                .enable         = s5pv310_clk_ip_fsys_ctrl,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
                .ctrlbit        = (1 << 7),
        }, {
                .name           = "hsmmc",
                .id             = 3,
                .parent         = &clk_aclk_133.clk,
-                .enable         = s5pv310_clk_ip_fsys_ctrl,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
                .ctrlbit        = (1 << 8),
        }, {
                .name           = "hsmmc",
                .id             = 4,
                .parent         = &clk_aclk_133.clk,
-                .enable         = s5pv310_clk_ip_fsys_ctrl,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
                .ctrlbit        = (1 << 9),
        }, {
                .name           = "sata",
                .id             = -1,
-                .enable         = s5pv310_clk_ip_fsys_ctrl,
+                .parent         = &clk_aclk_133.clk,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
                .ctrlbit        = (1 << 10),
        }, {
                .name           = "pdma",
                .id             = 0,
-                .enable         = s5pv310_clk_ip_fsys_ctrl,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
                .ctrlbit        = (1 << 0),
        }, {
                .name           = "pdma",
                .id             = 1,
-                .enable         = s5pv310_clk_ip_fsys_ctrl,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
                .ctrlbit        = (1 << 1),
        }, {
                .name           = "adc",
                .id             = -1,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 15),
        }, {
+                .name           = "keypad",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_perir_ctrl,
+                .ctrlbit        = (1 << 16),
+        }, {
                .name           = "rtc",
                .id             = -1,
-                .enable         = s5pv310_clk_ip_perir_ctrl,
+                .enable         = exynos4_clk_ip_perir_ctrl,
                .ctrlbit        = (1 << 15),
        }, {
                .name           = "watchdog",
                .id             = -1,
-                .enable         = s5pv310_clk_ip_perir_ctrl,
+                .parent         = &clk_aclk_100.clk,
+                .enable         = exynos4_clk_ip_perir_ctrl,
                .ctrlbit        = (1 << 14),
        }, {
                .name           = "usbhost",
                .id             = -1,
-                .enable         = s5pv310_clk_ip_fsys_ctrl ,
+                .enable         = exynos4_clk_ip_fsys_ctrl ,
                .ctrlbit        = (1 << 12),
        }, {
                .name           = "otg",
                .id             = -1,
-                .enable         = s5pv310_clk_ip_fsys_ctrl,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
                .ctrlbit        = (1 << 13),
        }, {
                .name           = "spi",
                .id             = 0,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 16),
        }, {
                .name           = "spi",
                .id             = 1,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 17),
        }, {
                .name           = "spi",
                .id             = 2,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 18),
        }, {
                .name           = "iis",
                .id             = 0,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 19),
        }, {
                .name           = "iis",
                .id             = 1,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 20),
        }, {
                .name           = "iis",
                .id             = 2,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 21),
        }, {
                .name           = "ac97",
                .id             = -1,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 27),
        }, {
                .name           = "fimg2d",
                .id             = -1,
-                .enable         = s5pv310_clk_ip_image_ctrl,
+                .enable         = exynos4_clk_ip_image_ctrl,
                .ctrlbit        = (1 << 0),
        }, {
                .name           = "i2c",
                .id             = 0,
                .parent         = &clk_aclk_100.clk,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 6),
        }, {
                .name           = "i2c",
                .id             = 1,
                .parent         = &clk_aclk_100.clk,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 7),
        }, {
                .name           = "i2c",
                .id             = 2,
                .parent         = &clk_aclk_100.clk,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 8),
        }, {
                .name           = "i2c",
                .id             = 3,
                .parent         = &clk_aclk_100.clk,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 9),
        }, {
                .name           = "i2c",
                .id             = 4,
                .parent         = &clk_aclk_100.clk,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 10),
        }, {
                .name           = "i2c",
                .id             = 5,
                .parent         = &clk_aclk_100.clk,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 11),
        }, {
                .name           = "i2c",
                .id             = 6,
                .parent         = &clk_aclk_100.clk,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 12),
        }, {
                .name           = "i2c",
                .id             = 7,
                .parent         = &clk_aclk_100.clk,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 13),
-        },
+        }, {
+                .name           = "SYSMMU_MDMA",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_image_ctrl,
+                .ctrlbit        = (1 << 5),
+        }, {
+                .name           = "SYSMMU_FIMC0",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 7),
+        }, {
+                .name           = "SYSMMU_FIMC1",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 8),
+        }, {
+                .name           = "SYSMMU_FIMC2",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 9),
+        }, {
+                .name           = "SYSMMU_FIMC3",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 10),
+        }, {
+                .name           = "SYSMMU_JPEG",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 11),
+        }, {
+                .name           = "SYSMMU_FIMD0",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_lcd0_ctrl,
+                .ctrlbit        = (1 << 4),
+        }, {
+                .name           = "SYSMMU_FIMD1",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_lcd1_ctrl,
+                .ctrlbit        = (1 << 4),
+        }, {
+                .name           = "SYSMMU_PCIe",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
+                .ctrlbit        = (1 << 18),
+        }, {
+                .name           = "SYSMMU_G2D",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_image_ctrl,
+                .ctrlbit        = (1 << 3),
+        }, {
+                .name           = "SYSMMU_ROTATOR",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_image_ctrl,
+                .ctrlbit        = (1 << 4),
+        }, {
+                .name           = "SYSMMU_TV",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_tv_ctrl,
+                .ctrlbit        = (1 << 4),
+        }, {
+                .name           = "SYSMMU_MFC_L",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_mfc_ctrl,
+                .ctrlbit        = (1 << 1),
+        }, {
+                .name           = "SYSMMU_MFC_R",
+                .id             = -1,
+                .enable         = exynos4_clk_ip_mfc_ctrl,
+                .ctrlbit        = (1 << 2),
+        }
 };
 static struct clk init_clocks[] = {
        {
                .name           = "uart",
                .id             = 0,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 0),
        }, {
                .name           = "uart",
                .id             = 1,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 1),
        }, {
                .name           = "uart",
                .id             = 2,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 2),
        }, {
                .name           = "uart",
                .id             = 3,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 3),
        }, {
                .name           = "uart",
                .id             = 4,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 4),
        }, {
                .name           = "uart",
                .id             = 5,
-                .enable         = s5pv310_clk_ip_peril_ctrl,
+                .enable         = exynos4_clk_ip_peril_ctrl,
                .ctrlbit        = (1 << 5),
        }
 };
@@ -746,7 +840,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk    = {
                        .name           = "uclk1",
                        .id             = 0,
-                        .enable         = s5pv310_clksrc_mask_peril0_ctrl,
+                        .enable         = exynos4_clksrc_mask_peril0_ctrl,
                        .ctrlbit        = (1 << 0),
                },
                .sources = &clkset_group,
@@ -756,7 +850,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "uclk1",
                        .id             = 1,
-                        .enable         = s5pv310_clksrc_mask_peril0_ctrl,
+                        .enable         = exynos4_clksrc_mask_peril0_ctrl,
                        .ctrlbit        = (1 << 4),
                },
                .sources = &clkset_group,
@@ -766,7 +860,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "uclk1",
                        .id             = 2,
-                        .enable         = s5pv310_clksrc_mask_peril0_ctrl,
+                        .enable         = exynos4_clksrc_mask_peril0_ctrl,
                        .ctrlbit        = (1 << 8),
                },
                .sources = &clkset_group,
@@ -776,7 +870,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "uclk1",
                        .id             = 3,
-                        .enable         = s5pv310_clksrc_mask_peril0_ctrl,
+                        .enable         = exynos4_clksrc_mask_peril0_ctrl,
                        .ctrlbit        = (1 << 12),
                },
                .sources = &clkset_group,
@@ -786,7 +880,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_pwm",
                        .id             = -1,
-                        .enable         = s5pv310_clksrc_mask_peril0_ctrl,
+                        .enable         = exynos4_clksrc_mask_peril0_ctrl,
                        .ctrlbit        = (1 << 24),
                },
                .sources = &clkset_group,
@@ -796,7 +890,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_csis",
                        .id             = 0,
-                        .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
                        .ctrlbit        = (1 << 24),
                },
                .sources = &clkset_group,
@@ -806,7 +900,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_csis",
                        .id             = 1,
-                        .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
                        .ctrlbit        = (1 << 28),
                },
                .sources = &clkset_group,
@@ -816,7 +910,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_cam",
                        .id             = 0,
-                        .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
                        .ctrlbit        = (1 << 16),
                },
                .sources = &clkset_group,
@@ -826,7 +920,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_cam",
                        .id             = 1,
-                        .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
                        .ctrlbit        = (1 << 20),
                },
                .sources = &clkset_group,
@@ -836,7 +930,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_fimc",
                        .id             = 0,
-                        .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
                        .ctrlbit        = (1 << 0),
                },
                .sources = &clkset_group,
@@ -846,7 +940,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_fimc",
                        .id             = 1,
-                        .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
                        .ctrlbit        = (1 << 4),
                },
                .sources = &clkset_group,
@@ -856,7 +950,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_fimc",
                        .id             = 2,
-                        .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
                        .ctrlbit        = (1 << 8),
                },
                .sources = &clkset_group,
@@ -866,7 +960,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_fimc",
                        .id             = 3,
-                        .enable         = s5pv310_clksrc_mask_cam_ctrl,
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
                        .ctrlbit        = (1 << 12),
                },
                .sources = &clkset_group,
@@ -876,7 +970,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_fimd",
                        .id             = 0,
-                        .enable         = s5pv310_clksrc_mask_lcd0_ctrl,
+                        .enable         = exynos4_clksrc_mask_lcd0_ctrl,
                        .ctrlbit        = (1 << 0),
                },
                .sources = &clkset_group,
@@ -886,7 +980,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_fimd",
                        .id             = 1,
-                        .enable         = s5pv310_clksrc_mask_lcd1_ctrl,
+                        .enable         = exynos4_clksrc_mask_lcd1_ctrl,
                        .ctrlbit        = (1 << 0),
                },
                .sources = &clkset_group,
@@ -896,7 +990,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_sata",
                        .id             = -1,
-                        .enable         = s5pv310_clksrc_mask_fsys_ctrl,
+                        .enable         = exynos4_clksrc_mask_fsys_ctrl,
                        .ctrlbit        = (1 << 24),
                },
                .sources = &clkset_mout_corebus,
@@ -906,7 +1000,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_spi",
                        .id             = 0,
-                        .enable         = s5pv310_clksrc_mask_peril1_ctrl,
+                        .enable         = exynos4_clksrc_mask_peril1_ctrl,
                        .ctrlbit        = (1 << 16),
                },
                .sources = &clkset_group,
@@ -916,7 +1010,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_spi",
                        .id             = 1,
-                        .enable         = s5pv310_clksrc_mask_peril1_ctrl,
+                        .enable         = exynos4_clksrc_mask_peril1_ctrl,
                        .ctrlbit        = (1 << 20),
                },
                .sources = &clkset_group,
@@ -926,7 +1020,7 @@ static struct clksrc_clk clksrcs[] = {
                .clk            = {
                        .name           = "sclk_spi",
                        .id             = 2,
-                        .enable         = s5pv310_clksrc_mask_peril1_ctrl,
+                        .enable         = exynos4_clksrc_mask_peril1_ctrl,
                        .ctrlbit        = (1 << 24),
                },
                .sources = &clkset_group,
@@ -945,7 +1039,7 @@ static struct clksrc_clk clksrcs[] = {
                        .name           = "sclk_mmc",
                        .id             = 0,
                        .parent         = &clk_dout_mmc0.clk,
-                        .enable         = s5pv310_clksrc_mask_fsys_ctrl,
+                        .enable         = exynos4_clksrc_mask_fsys_ctrl,
                        .ctrlbit        = (1 << 0),
                },
                .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 8, .size = 8 },
@@ -954,7 +1048,7 @@ static struct clksrc_clk clksrcs[] = {
                        .name           = "sclk_mmc",
                        .id             = 1,
                        .parent         = &clk_dout_mmc1.clk,
-                        .enable         = s5pv310_clksrc_mask_fsys_ctrl,
+                        .enable         = exynos4_clksrc_mask_fsys_ctrl,
                        .ctrlbit        = (1 << 4),
                },
                .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 24, .size = 8 },
@@ -963,7 +1057,7 @@ static struct clksrc_clk clksrcs[] = {
                        .name           = "sclk_mmc",
                        .id             = 2,
                        .parent         = &clk_dout_mmc2.clk,
-                        .enable         = s5pv310_clksrc_mask_fsys_ctrl,
+                        .enable         = exynos4_clksrc_mask_fsys_ctrl,
                        .ctrlbit        = (1 << 8),
                },
                .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 8, .size = 8 },
@@ -972,7 +1066,7 @@ static struct clksrc_clk clksrcs[] = {
                        .name           = "sclk_mmc",
                        .id             = 3,
                        .parent         = &clk_dout_mmc3.clk,
-                        .enable         = s5pv310_clksrc_mask_fsys_ctrl,
+                        .enable         = exynos4_clksrc_mask_fsys_ctrl,
                        .ctrlbit        = (1 << 12),
                },
                .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 24, .size = 8 },
@@ -981,7 +1075,7 @@ static struct clksrc_clk clksrcs[] = {
                        .name           = "sclk_mmc",
                        .id             = 4,
                        .parent         = &clk_dout_mmc4.clk,
-                        .enable         = s5pv310_clksrc_mask_fsys_ctrl,
+                        .enable         = exynos4_clksrc_mask_fsys_ctrl,
                        .ctrlbit        = (1 << 16),
                },
                .reg_div = { .reg = S5P_CLKDIV_FSYS3, .shift = 8, .size = 8 },
@@ -1022,16 +1116,16 @@ static struct clksrc_clk *sysclks[] = {
 static int xtal_rate;
-static unsigned long s5pv310_fout_apll_get_rate(struct clk *clk)
+static unsigned long exynos4_fout_apll_get_rate(struct clk *clk)
 {
        return s5p_get_pll45xx(xtal_rate, __raw_readl(S5P_APLL_CON0), pll_4508);
 }
-static struct clk_ops s5pv310_fout_apll_ops = {
+static struct clk_ops exynos4_fout_apll_ops = {
-        .get_rate = s5pv310_fout_apll_get_rate,
+        .get_rate = exynos4_fout_apll_get_rate,
 };
-void __init_or_cpufreq s5pv310_setup_clocks(void)
+void __init_or_cpufreq exynos4_setup_clocks(void)
 {
        struct clk *xtal_clk;
        unsigned long apll;
@@ -1070,12 +1164,12 @@ void __init_or_cpufreq s5pv310_setup_clocks(void)
        vpll = s5p_get_pll46xx(vpllsrc, __raw_readl(S5P_VPLL_CON0),
                                __raw_readl(S5P_VPLL_CON1), pll_4650);
-        clk_fout_apll.ops = &s5pv310_fout_apll_ops;
+        clk_fout_apll.ops = &exynos4_fout_apll_ops;
        clk_fout_mpll.rate = mpll;
        clk_fout_epll.rate = epll;
        clk_fout_vpll.rate = vpll;
-        printk(KERN_INFO "S5PV310: PLL settings, A=%ld, M=%ld, E=%ld V=%ld",
+        printk(KERN_INFO "EXYNOS4: PLL settings, A=%ld, M=%ld, E=%ld V=%ld",
                        apll, mpll, epll, vpll);
        armclk = clk_get_rate(&clk_armclk.clk);
@@ -1086,7 +1180,7 @@ void __init_or_cpufreq s5pv310_setup_clocks(void)
        aclk_160 = clk_get_rate(&clk_aclk_160.clk);
        aclk_133 = clk_get_rate(&clk_aclk_133.clk);
-        printk(KERN_INFO "S5PV310: ARMCLK=%ld, DMC=%ld, ACLK200=%ld\n"
+        printk(KERN_INFO "EXYNOS4: ARMCLK=%ld, DMC=%ld, ACLK200=%ld\n"
                         "ACLK100=%ld, ACLK160=%ld, ACLK133=%ld\n",
                        armclk, sclk_dmc, aclk_200,
                        aclk_100, aclk_160, aclk_133);
@@ -1103,7 +1197,7 @@ static struct clk *clks[] __initdata = {
        /* Nothing here yet */
 };
-void __init s5pv310_register_clocks(void)
+void __init exynos4_register_clocks(void)
 {
        int ptr;
diff --git a/arch/arm/mach-s5pv310/cpu.c b/arch/arm/mach-exynos4/cpu.c
index 0db0fb65bd7..79301139194 100644
--- a/arch/arm/mach-s5pv310/cpu.c
+++ b/arch/arm/mach-exynos4/cpu.c
@@ -1,7 +1,7 @@
-/* linux/arch/arm/mach-s5pv310/cpu.c
+/* linux/arch/arm/mach-exynos4/cpu.c
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
@@ -19,8 +19,10 @@
 #include <plat/cpu.h>
 #include <plat/clock.h>
-#include <plat/s5pv310.h>
+#include <plat/exynos4.h>
 #include <plat/sdhci.h>
+#include <plat/devs.h>
+#include <plat/fimc-core.h>
 #include <mach/regs-irq.h>
@@ -29,55 +31,60 @@ extern int combiner_init(unsigned int combiner_nr, void __iomem *base,
 extern void combiner_cascade_irq(unsigned int combiner_nr, unsigned int irq);
 /* Initial IO mappings */
-static struct map_desc s5pv310_iodesc[] __initdata = {
+static struct map_desc exynos4_iodesc[] __initdata = {
        {
+                .virtual        = (unsigned long)S5P_VA_SYSTIMER,
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_SYSTIMER),
+                .length         = SZ_4K,
+                .type           = MT_DEVICE,
+        }, {
                .virtual        = (unsigned long)S5P_VA_SYSRAM,
-                .pfn            = __phys_to_pfn(S5PV310_PA_SYSRAM),
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_SYSRAM),
                .length         = SZ_4K,
                .type           = MT_DEVICE,
        }, {
                .virtual        = (unsigned long)S5P_VA_CMU,
-                .pfn            = __phys_to_pfn(S5PV310_PA_CMU),
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_CMU),
                .length         = SZ_128K,
                .type           = MT_DEVICE,
        }, {
                .virtual        = (unsigned long)S5P_VA_PMU,
-                .pfn            = __phys_to_pfn(S5PV310_PA_PMU),
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_PMU),
                .length         = SZ_64K,
                .type           = MT_DEVICE,
        }, {
                .virtual        = (unsigned long)S5P_VA_COMBINER_BASE,
-                .pfn            = __phys_to_pfn(S5PV310_PA_COMBINER),
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_COMBINER),
                .length         = SZ_4K,
                .type           = MT_DEVICE,
        }, {
                .virtual        = (unsigned long)S5P_VA_COREPERI_BASE,
-                .pfn            = __phys_to_pfn(S5PV310_PA_COREPERI),
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_COREPERI),
                .length         = SZ_8K,
                .type           = MT_DEVICE,
        }, {
                .virtual        = (unsigned long)S5P_VA_L2CC,
-                .pfn            = __phys_to_pfn(S5PV310_PA_L2CC),
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_L2CC),
                .length         = SZ_4K,
                .type           = MT_DEVICE,
        }, {
                .virtual        = (unsigned long)S5P_VA_GPIO1,
-                .pfn            = __phys_to_pfn(S5PV310_PA_GPIO1),
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_GPIO1),
                .length         = SZ_4K,
                .type           = MT_DEVICE,
        }, {
                .virtual        = (unsigned long)S5P_VA_GPIO2,
-                .pfn            = __phys_to_pfn(S5PV310_PA_GPIO2),
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_GPIO2),
                .length         = SZ_4K,
                .type           = MT_DEVICE,
        }, {
                .virtual        = (unsigned long)S5P_VA_GPIO3,
-                .pfn            = __phys_to_pfn(S5PV310_PA_GPIO3),
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_GPIO3),
                .length         = SZ_256,
                .type           = MT_DEVICE,
        }, {
                .virtual        = (unsigned long)S5P_VA_DMC0,
-                .pfn            = __phys_to_pfn(S5PV310_PA_DMC0),
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_DMC0),
                .length         = SZ_4K,
                .type           = MT_DEVICE,
        }, {
@@ -87,13 +94,13 @@ static struct map_desc s5pv310_iodesc[] __initdata = {
                .type           = MT_DEVICE,
        }, {
                .virtual        = (unsigned long)S5P_VA_SROMC,
-                .pfn            = __phys_to_pfn(S5PV310_PA_SROMC),
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_SROMC),
                .length         = SZ_4K,
                .type           = MT_DEVICE,
        },
 };
-static void s5pv310_idle(void)
+static void exynos4_idle(void)
 {
        if (!need_resched())
                cpu_do_idle();
@@ -101,32 +108,38 @@ static void s5pv310_idle(void)
        local_irq_enable();
 }
-/* s5pv310_map_io
+/*
+ * exynos4_map_io
 *
 * register the standard cpu IO areas
-*/
+ */
-void __init s5pv310_map_io(void)
+void __init exynos4_map_io(void)
 {
-        iotable_init(s5pv310_iodesc, ARRAY_SIZE(s5pv310_iodesc));
+        iotable_init(exynos4_iodesc, ARRAY_SIZE(exynos4_iodesc));
        /* initialize device information early */
-        s5pv310_default_sdhci0();
+        exynos4_default_sdhci0();
-        s5pv310_default_sdhci1();
+        exynos4_default_sdhci1();
-        s5pv310_default_sdhci2();
+        exynos4_default_sdhci2();
-        s5pv310_default_sdhci3();
+        exynos4_default_sdhci3();
+        s3c_fimc_setname(0, "exynos4-fimc");
+        s3c_fimc_setname(1, "exynos4-fimc");
+        s3c_fimc_setname(2, "exynos4-fimc");
+        s3c_fimc_setname(3, "exynos4-fimc");
 }
-void __init s5pv310_init_clocks(int xtal)
+void __init exynos4_init_clocks(int xtal)
 {
        printk(KERN_DEBUG "%s: initializing clocks\n", __func__);
        s3c24xx_register_baseclocks(xtal);
        s5p_register_clocks(xtal);
-        s5pv310_register_clocks();
+        exynos4_register_clocks();
-        s5pv310_setup_clocks();
+        exynos4_setup_clocks();
 }
-void __init s5pv310_init_irq(void)
+void __init exynos4_init_irq(void)
 {
        int irq;
@@ -148,29 +161,29 @@ void __init s5pv310_init_irq(void)
        }
        /* The parameters of s5p_init_irq() are for VIC init.
-         * Theses parameters should be NULL and 0 because S5PV310
+         * Theses parameters should be NULL and 0 because EXYNOS4
         * uses GIC instead of VIC.
         */
        s5p_init_irq(NULL, 0);
 }
-struct sysdev_class s5pv310_sysclass = {
+struct sysdev_class exynos4_sysclass = {
-        .name   = "s5pv310-core",
+        .name   = "exynos4-core",
 };
-static struct sys_device s5pv310_sysdev = {
+static struct sys_device exynos4_sysdev = {
-        .cls    = &s5pv310_sysclass,
+        .cls    = &exynos4_sysclass,
 };
-static int __init s5pv310_core_init(void)
+static int __init exynos4_core_init(void)
 {
-        return sysdev_class_register(&s5pv310_sysclass);
+        return sysdev_class_register(&exynos4_sysclass);
 }
-core_initcall(s5pv310_core_init);
+core_initcall(exynos4_core_init);
 #ifdef CONFIG_CACHE_L2X0
-static int __init s5pv310_l2x0_cache_init(void)
+static int __init exynos4_l2x0_cache_init(void)
 {
        /* TAG, Data Latency Control: 2cycle */
        __raw_writel(0x110, S5P_VA_L2CC + L2X0_TAG_LATENCY_CTRL);
@@ -188,15 +201,15 @@ static int __init s5pv310_l2x0_cache_init(void)
        return 0;
 }
-early_initcall(s5pv310_l2x0_cache_init);
+early_initcall(exynos4_l2x0_cache_init);
 #endif
-int __init s5pv310_init(void)
+int __init exynos4_init(void)
 {
-        printk(KERN_INFO "S5PV310: Initializing architecture\n");
+        printk(KERN_INFO "EXYNOS4: Initializing architecture\n");
        /* set idle function */
-        pm_idle = s5pv310_idle;
+        pm_idle = exynos4_idle;
-        return sysdev_register(&s5pv310_sysdev);
+        return sysdev_register(&exynos4_sysdev);
 }
diff --git a/arch/arm/mach-s5pv310/cpufreq.c b/arch/arm/mach-exynos4/cpufreq.c
index b04cbc73112..a16ac35747a 100644
--- a/arch/arm/mach-s5pv310/cpufreq.c
+++ b/arch/arm/mach-exynos4/cpufreq.c
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/cpufreq.c
+/* linux/arch/arm/mach-exynos4/cpufreq.c
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com
 *
- * S5PV310 - CPU frequency scaling support
+ * EXYNOS4 - CPU frequency scaling support
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
@@ -31,15 +31,13 @@ static struct clk *moutcore;
 static struct clk *mout_mpll;
 static struct clk *mout_apll;
-#ifdef CONFIG_REGULATOR
 static struct regulator *arm_regulator;
 static struct regulator *int_regulator;
-#endif
 static struct cpufreq_freqs freqs;
 static unsigned int memtype;
-enum s5pv310_memory_type {
+enum exynos4_memory_type {
        DDR2 = 4,
        LPDDR2,
        DDR3,
@@ -49,7 +47,7 @@ enum cpufreq_level_index {
        L0, L1, L2, L3, CPUFREQ_LEVEL_END,
 };
-static struct cpufreq_frequency_table s5pv310_freq_table[] = {
+static struct cpufreq_frequency_table exynos4_freq_table[] = {
        {L0, 1000*1000},
        {L1, 800*1000},
        {L2, 400*1000},
@@ -160,7 +158,7 @@ struct cpufreq_voltage_table {
        unsigned int    int_volt;
 };
-static struct cpufreq_voltage_table s5pv310_volt_table[CPUFREQ_LEVEL_END] = {
+static struct cpufreq_voltage_table exynos4_volt_table[CPUFREQ_LEVEL_END] = {
        {
                .index          = L0,
                .arm_volt       = 1200000,
@@ -180,7 +178,7 @@ static struct cpufreq_voltage_table s5pv310_volt_table[CPUFREQ_LEVEL_END] = {
        },
 };
-static unsigned int s5pv310_apll_pms_table[CPUFREQ_LEVEL_END] = {
+static unsigned int exynos4_apll_pms_table[CPUFREQ_LEVEL_END] = {
        /* APLL FOUT L0: 1000MHz */
        ((250 << 16) | (6 << 8) | 1),
@@ -194,17 +192,17 @@ static unsigned int s5pv310_apll_pms_table[CPUFREQ_LEVEL_END] = {
        ((200 << 16) | (6 << 8) | 4),
 };
-int s5pv310_verify_speed(struct cpufreq_policy *policy)
+int exynos4_verify_speed(struct cpufreq_policy *policy)
 {
-        return cpufreq_frequency_table_verify(policy, s5pv310_freq_table);
+        return cpufreq_frequency_table_verify(policy, exynos4_freq_table);
 }
-unsigned int s5pv310_getspeed(unsigned int cpu)
+unsigned int exynos4_getspeed(unsigned int cpu)
 {
        return clk_get_rate(cpu_clk) / 1000;
 }
-void s5pv310_set_clkdiv(unsigned int div_index)
+void exynos4_set_clkdiv(unsigned int div_index)
 {
        unsigned int tmp;
@@ -321,7 +319,7 @@ void s5pv310_set_clkdiv(unsigned int div_index)
        } while (tmp & 0x11);
 }
-static void s5pv310_set_apll(unsigned int index)
+static void exynos4_set_apll(unsigned int index)
 {
        unsigned int tmp;
@@ -340,7 +338,7 @@ static void s5pv310_set_apll(unsigned int index)
        /* 3. Change PLL PMS values */
        tmp = __raw_readl(S5P_APLL_CON0);
        tmp &= ~((0x3ff << 16) | (0x3f << 8) | (0x7 << 0));
-        tmp |= s5pv310_apll_pms_table[index];
+        tmp |= exynos4_apll_pms_table[index];
        __raw_writel(tmp, S5P_APLL_CON0);
        /* 4. wait_lock_time */
@@ -357,99 +355,95 @@ static void s5pv310_set_apll(unsigned int index)
        } while (tmp != (0x1 << S5P_CLKSRC_CPU_MUXCORE_SHIFT));
 }
-static void s5pv310_set_frequency(unsigned int old_index, unsigned int new_index)
+static void exynos4_set_frequency(unsigned int old_index, unsigned int new_index)
 {
        unsigned int tmp;
        if (old_index > new_index) {
                /* The frequency changing to L0 needs to change apll */
-                if (freqs.new == s5pv310_freq_table[L0].frequency) {
+                if (freqs.new == exynos4_freq_table[L0].frequency) {
                        /* 1. Change the system clock divider values */
-                        s5pv310_set_clkdiv(new_index);
+                        exynos4_set_clkdiv(new_index);
                        /* 2. Change the apll m,p,s value */
-                        s5pv310_set_apll(new_index);
+                        exynos4_set_apll(new_index);
                } else {
                        /* 1. Change the system clock divider values */
-                        s5pv310_set_clkdiv(new_index);
+                        exynos4_set_clkdiv(new_index);
                        /* 2. Change just s value in apll m,p,s value */
                        tmp = __raw_readl(S5P_APLL_CON0);
                        tmp &= ~(0x7 << 0);
-                        tmp |= (s5pv310_apll_pms_table[new_index] & 0x7);
+                        tmp |= (exynos4_apll_pms_table[new_index] & 0x7);
                        __raw_writel(tmp, S5P_APLL_CON0);
                }
        }
        else if (old_index < new_index) {
                /* The frequency changing from L0 needs to change apll */
-                if (freqs.old == s5pv310_freq_table[L0].frequency) {
+                if (freqs.old == exynos4_freq_table[L0].frequency) {
                        /* 1. Change the apll m,p,s value */
-                        s5pv310_set_apll(new_index);
+                        exynos4_set_apll(new_index);
                        /* 2. Change the system clock divider values */
-                        s5pv310_set_clkdiv(new_index);
+                        exynos4_set_clkdiv(new_index);
                } else {
                        /* 1. Change just s value in apll m,p,s value */
                        tmp = __raw_readl(S5P_APLL_CON0);
                        tmp &= ~(0x7 << 0);
-                        tmp |= (s5pv310_apll_pms_table[new_index] & 0x7);
+                        tmp |= (exynos4_apll_pms_table[new_index] & 0x7);
                        __raw_writel(tmp, S5P_APLL_CON0);
                        /* 2. Change the system clock divider values */
-                        s5pv310_set_clkdiv(new_index);
+                        exynos4_set_clkdiv(new_index);
                }
        }
 }
-static int s5pv310_target(struct cpufreq_policy *policy,
+static int exynos4_target(struct cpufreq_policy *policy,
                          unsigned int target_freq,
                          unsigned int relation)
 {
        unsigned int index, old_index;
        unsigned int arm_volt, int_volt;
-        freqs.old = s5pv310_getspeed(policy->cpu);
+        freqs.old = exynos4_getspeed(policy->cpu);
-        if (cpufreq_frequency_table_target(policy, s5pv310_freq_table,
+        if (cpufreq_frequency_table_target(policy, exynos4_freq_table,
                                           freqs.old, relation, &old_index))
                return -EINVAL;
-        if (cpufreq_frequency_table_target(policy, s5pv310_freq_table,
+        if (cpufreq_frequency_table_target(policy, exynos4_freq_table,
                                           target_freq, relation, &index))
                return -EINVAL;
-        freqs.new = s5pv310_freq_table[index].frequency;
+        freqs.new = exynos4_freq_table[index].frequency;
        freqs.cpu = policy->cpu;
        if (freqs.new == freqs.old)
                return 0;
        /* get the voltage value */
-        arm_volt = s5pv310_volt_table[index].arm_volt;
+        arm_volt = exynos4_volt_table[index].arm_volt;
-        int_volt = s5pv310_volt_table[index].int_volt;
+        int_volt = exynos4_volt_table[index].int_volt;
        cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
        /* control regulator */
        if (freqs.new > freqs.old) {
                /* Voltage up */
-#ifdef CONFIG_REGULATOR
                regulator_set_voltage(arm_regulator, arm_volt, arm_volt);
                regulator_set_voltage(int_regulator, int_volt, int_volt);
-#endif
        }
        /* Clock Configuration Procedure */
-        s5pv310_set_frequency(old_index, index);
+        exynos4_set_frequency(old_index, index);
        /* control regulator */
        if (freqs.new < freqs.old) {
                /* Voltage down */
-#ifdef CONFIG_REGULATOR
                regulator_set_voltage(arm_regulator, arm_volt, arm_volt);
                regulator_set_voltage(int_regulator, int_volt, int_volt);
-#endif
        }
        cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
@@ -458,52 +452,52 @@ static int s5pv310_target(struct cpufreq_policy *policy,
 }
 #ifdef CONFIG_PM
-static int s5pv310_cpufreq_suspend(struct cpufreq_policy *policy,
+static int exynos4_cpufreq_suspend(struct cpufreq_policy *policy,
                                   pm_message_t pmsg)
 {
        return 0;
 }
-static int s5pv310_cpufreq_resume(struct cpufreq_policy *policy)
+static int exynos4_cpufreq_resume(struct cpufreq_policy *policy)
 {
        return 0;
 }
 #endif
-static int s5pv310_cpufreq_cpu_init(struct cpufreq_policy *policy)
+static int exynos4_cpufreq_cpu_init(struct cpufreq_policy *policy)
 {
-        policy->cur = policy->min = policy->max = s5pv310_getspeed(policy->cpu);
+        policy->cur = policy->min = policy->max = exynos4_getspeed(policy->cpu);
-        cpufreq_frequency_table_get_attr(s5pv310_freq_table, policy->cpu);
+        cpufreq_frequency_table_get_attr(exynos4_freq_table, policy->cpu);
        /* set the transition latency value */
        policy->cpuinfo.transition_latency = 100000;
        /*
-         * S5PV310 multi-core processors has 2 cores
+         * EXYNOS4 multi-core processors has 2 cores
         * that the frequency cannot be set independently.
         * Each cpu is bound to the same speed.
         * So the affected cpu is all of the cpus.
         */
        cpumask_setall(policy->cpus);
-        return cpufreq_frequency_table_cpuinfo(policy, s5pv310_freq_table);
+        return cpufreq_frequency_table_cpuinfo(policy, exynos4_freq_table);
 }
-static struct cpufreq_driver s5pv310_driver = {
+static struct cpufreq_driver exynos4_driver = {
        .flags          = CPUFREQ_STICKY,
-        .verify         = s5pv310_verify_speed,
+        .verify         = exynos4_verify_speed,
-        .target         = s5pv310_target,
+        .target         = exynos4_target,
-        .get            = s5pv310_getspeed,
+        .get            = exynos4_getspeed,
-        .init           = s5pv310_cpufreq_cpu_init,
+        .init           = exynos4_cpufreq_cpu_init,
-        .name           = "s5pv310_cpufreq",
+        .name           = "exynos4_cpufreq",
 #ifdef CONFIG_PM
-        .suspend        = s5pv310_cpufreq_suspend,
+        .suspend        = exynos4_cpufreq_suspend,
-        .resume         = s5pv310_cpufreq_resume,
+        .resume         = exynos4_cpufreq_resume,
 #endif
 };
-static int __init s5pv310_cpufreq_init(void)
+static int __init exynos4_cpufreq_init(void)
 {
        cpu_clk = clk_get(NULL, "armclk");
        if (IS_ERR(cpu_clk))
@@ -521,7 +515,6 @@ static int __init s5pv310_cpufreq_init(void)
        if (IS_ERR(mout_apll))
                goto out;
-#ifdef CONFIG_REGULATOR
        arm_regulator = regulator_get(NULL, "vdd_arm");
        if (IS_ERR(arm_regulator)) {
                printk(KERN_ERR "failed to get resource %s\n", "vdd_arm");
@@ -533,7 +526,6 @@ static int __init s5pv310_cpufreq_init(void)
                printk(KERN_ERR "failed to get resource %s\n", "vdd_int");
                goto out;
        }
-#endif
        /*
         * Check DRAM type.
@@ -550,7 +542,7 @@ static int __init s5pv310_cpufreq_init(void)
                printk(KERN_DEBUG "%s: memtype= 0x%x\n", __func__, memtype);
        }
-        return cpufreq_register_driver(&s5pv310_driver);
+        return cpufreq_register_driver(&exynos4_driver);
 out:
        if (!IS_ERR(cpu_clk))
@@ -565,16 +557,14 @@ out:
        if (!IS_ERR(mout_apll))
                clk_put(mout_apll);
-#ifdef CONFIG_REGULATOR
        if (!IS_ERR(arm_regulator))
                regulator_put(arm_regulator);
        if (!IS_ERR(int_regulator))
                regulator_put(int_regulator);
-#endif
        printk(KERN_ERR "%s: failed initialization\n", __func__);
        return -EINVAL;
 }
-late_initcall(s5pv310_cpufreq_init);
+late_initcall(exynos4_cpufreq_init);
diff --git a/arch/arm/mach-exynos4/dev-ahci.c b/arch/arm/mach-exynos4/dev-ahci.c
new file mode 100644
index 00000000000..f57a3de8e1d
--- /dev/null
+++ b/arch/arm/mach-exynos4/dev-ahci.c
@@ -0,0 +1,263 @@
+/* linux/arch/arm/mach-exynos4/dev-ahci.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * EXYNOS4 - AHCI support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
+#include <linux/ahci_platform.h>
+#include <plat/cpu.h>
+#include <mach/irqs.h>
+#include <mach/map.h>
+#include <mach/regs-pmu.h>
+/* PHY Control Register */
+#define SATA_CTRL0              0x0
+/* PHY Link Control Register */
+#define SATA_CTRL1              0x4
+/* PHY Status Register */
+#define SATA_PHY_STATUS         0x8
+#define SATA_CTRL0_RX_DATA_VALID(x)     (x << 27)
+#define SATA_CTRL0_SPEED_MODE           (1 << 26)
+#define SATA_CTRL0_M_PHY_CAL            (1 << 19)
+#define SATA_CTRL0_PHY_CMU_RST_N        (1 << 10)
+#define SATA_CTRL0_M_PHY_LN_RST_N       (1 << 9)
+#define SATA_CTRL0_PHY_POR_N            (1 << 8)
+#define SATA_CTRL1_RST_PMALIVE_N        (1 << 8)
+#define SATA_CTRL1_RST_RXOOB_N          (1 << 7)
+#define SATA_CTRL1_RST_RX_N             (1 << 6)
+#define SATA_CTRL1_RST_TX_N             (1 << 5)
+#define SATA_PHY_STATUS_CMU_OK          (1 << 18)
+#define SATA_PHY_STATUS_LANE_OK         (1 << 16)
+#define LANE0           0x200
+#define COM_LANE        0xA00
+#define HOST_PORTS_IMPL 0xC
+#define SCLK_SATA_FREQ  (67 * MHZ)
+static void __iomem *phy_base, *phy_ctrl;
+struct phy_reg {
+        u8      reg;
+        u8      val;
+};
+/* SATA PHY setup */
+static const struct phy_reg exynos4_sataphy_cmu[] = {
+        { 0x00, 0x06 }, { 0x02, 0x80 }, { 0x22, 0xa0 }, { 0x23, 0x42 },
+        { 0x2e, 0x04 }, { 0x2f, 0x50 }, { 0x30, 0x70 }, { 0x31, 0x02 },
+        { 0x32, 0x25 }, { 0x33, 0x40 }, { 0x34, 0x01 }, { 0x35, 0x40 },
+        { 0x61, 0x2e }, { 0x63, 0x5e }, { 0x65, 0x42 }, { 0x66, 0xd1 },
+        { 0x67, 0x20 }, { 0x68, 0x28 }, { 0x69, 0x78 }, { 0x6a, 0x04 },
+        { 0x6b, 0xc8 }, { 0x6c, 0x06 },
+};
+static const struct phy_reg exynos4_sataphy_lane[] = {
+        { 0x00, 0x02 }, { 0x05, 0x10 }, { 0x06, 0x84 }, { 0x07, 0x04 },
+        { 0x08, 0xe0 }, { 0x10, 0x23 }, { 0x13, 0x05 }, { 0x14, 0x30 },
+        { 0x15, 0x00 }, { 0x17, 0x70 }, { 0x18, 0xf2 }, { 0x19, 0x1e },
+        { 0x1a, 0x18 }, { 0x1b, 0x0d }, { 0x1c, 0x08 }, { 0x50, 0x60 },
+        { 0x51, 0x0f },
+};
+static const struct phy_reg exynos4_sataphy_comlane[] = {
+        { 0x01, 0x20 }, { 0x03, 0x40 }, { 0x04, 0x3c }, { 0x05, 0x7d },
+        { 0x06, 0x1d }, { 0x07, 0xcf }, { 0x08, 0x05 }, { 0x09, 0x63 },
+        { 0x0a, 0x29 }, { 0x0b, 0xc4 }, { 0x0c, 0x01 }, { 0x0d, 0x03 },
+        { 0x0e, 0x28 }, { 0x0f, 0x98 }, { 0x10, 0x19 }, { 0x13, 0x80 },
+        { 0x14, 0xf0 }, { 0x15, 0xd0 }, { 0x39, 0xa0 }, { 0x3a, 0xa0 },
+        { 0x3b, 0xa0 }, { 0x3c, 0xa0 }, { 0x3d, 0xa0 }, { 0x3e, 0xa0 },
+        { 0x3f, 0xa0 }, { 0x40, 0x42 }, { 0x42, 0x80 }, { 0x43, 0x58 },
+        { 0x45, 0x44 }, { 0x46, 0x5c }, { 0x47, 0x86 }, { 0x48, 0x8d },
+        { 0x49, 0xd0 }, { 0x4a, 0x09 }, { 0x4b, 0x90 }, { 0x4c, 0x07 },
+        { 0x4d, 0x40 }, { 0x51, 0x20 }, { 0x52, 0x32 }, { 0x7f, 0xd8 },
+        { 0x80, 0x1a }, { 0x81, 0xff }, { 0x82, 0x11 }, { 0x83, 0x00 },
+        { 0x87, 0xf0 }, { 0x87, 0xff }, { 0x87, 0xff }, { 0x87, 0xff },
+        { 0x87, 0xff }, { 0x8c, 0x1c }, { 0x8d, 0xc2 }, { 0x8e, 0xc3 },
+        { 0x8f, 0x3f }, { 0x90, 0x0a }, { 0x96, 0xf8 },
+};
+static int wait_for_phy_ready(void __iomem *reg, unsigned long bit)
+{
+        unsigned long timeout;
+        /* wait for maximum of 3 sec */
+        timeout = jiffies + msecs_to_jiffies(3000);
+        while (!(__raw_readl(reg) & bit)) {
+                if (time_after(jiffies, timeout))
+                        return -1;
+                cpu_relax();
+        }
+        return 0;
+}
+static int ahci_phy_init(void __iomem *mmio)
+{
+        int i, ctrl0;
+        for (i = 0; i < ARRAY_SIZE(exynos4_sataphy_cmu); i++)
+                __raw_writeb(exynos4_sataphy_cmu[i].val,
+                phy_base + (exynos4_sataphy_cmu[i].reg * 4));
+        for (i = 0; i < ARRAY_SIZE(exynos4_sataphy_lane); i++)
+                __raw_writeb(exynos4_sataphy_lane[i].val,
+                phy_base + (LANE0 + exynos4_sataphy_lane[i].reg) * 4);
+        for (i = 0; i < ARRAY_SIZE(exynos4_sataphy_comlane); i++)
+                __raw_writeb(exynos4_sataphy_comlane[i].val,
+                phy_base + (COM_LANE + exynos4_sataphy_comlane[i].reg) * 4);
+        __raw_writeb(0x07, phy_base);
+        ctrl0 = __raw_readl(phy_ctrl + SATA_CTRL0);
+        ctrl0 |= SATA_CTRL0_PHY_CMU_RST_N;
+        __raw_writel(ctrl0, phy_ctrl + SATA_CTRL0);
+        if (wait_for_phy_ready(phy_ctrl + SATA_PHY_STATUS,
+                                SATA_PHY_STATUS_CMU_OK) < 0) {
+                printk(KERN_ERR "PHY CMU not ready\n");
+                return -EBUSY;
+        }
+        __raw_writeb(0x03, phy_base + (COM_LANE * 4));
+        ctrl0 = __raw_readl(phy_ctrl + SATA_CTRL0);
+        ctrl0 |= SATA_CTRL0_M_PHY_LN_RST_N;
+        __raw_writel(ctrl0, phy_ctrl + SATA_CTRL0);
+        if (wait_for_phy_ready(phy_ctrl + SATA_PHY_STATUS,
+                                SATA_PHY_STATUS_LANE_OK) < 0) {
+                printk(KERN_ERR "PHY LANE not ready\n");
+                return -EBUSY;
+        }
+        ctrl0 = __raw_readl(phy_ctrl + SATA_CTRL0);
+        ctrl0 |= SATA_CTRL0_M_PHY_CAL;
+        __raw_writel(ctrl0, phy_ctrl + SATA_CTRL0);
+        return 0;
+}
+static int exynos4_ahci_init(struct device *dev, void __iomem *mmio)
+{
+        struct clk *clk_sata, *clk_sataphy, *clk_sclk_sata;
+        int val, ret;
+        phy_base = ioremap(EXYNOS4_PA_SATAPHY, SZ_64K);
+        if (!phy_base) {
+                dev_err(dev, "failed to allocate memory for SATA PHY\n");
+                return -ENOMEM;
+        }
+        phy_ctrl = ioremap(EXYNOS4_PA_SATAPHY_CTRL, SZ_16);
+        if (!phy_ctrl) {
+                dev_err(dev, "failed to allocate memory for SATA PHY CTRL\n");
+                ret = -ENOMEM;
+                goto err1;
+        }
+        clk_sata = clk_get(dev, "sata");
+        if (IS_ERR(clk_sata)) {
+                dev_err(dev, "failed to get sata clock\n");
+                ret = PTR_ERR(clk_sata);
+                clk_sata = NULL;
+                goto err2;
+        }
+        clk_enable(clk_sata);
+        clk_sataphy = clk_get(dev, "sataphy");
+        if (IS_ERR(clk_sataphy)) {
+                dev_err(dev, "failed to get sataphy clock\n");
+                ret = PTR_ERR(clk_sataphy);
+                clk_sataphy = NULL;
+                goto err3;
+        }
+        clk_enable(clk_sataphy);
+        clk_sclk_sata = clk_get(dev, "sclk_sata");
+        if (IS_ERR(clk_sclk_sata)) {
+                dev_err(dev, "failed to get sclk_sata\n");
+                ret = PTR_ERR(clk_sclk_sata);
+                clk_sclk_sata = NULL;
+                goto err4;
+        }
+        clk_enable(clk_sclk_sata);
+        clk_set_rate(clk_sclk_sata, SCLK_SATA_FREQ);
+        __raw_writel(S5P_PMU_SATA_PHY_CONTROL_EN, S5P_PMU_SATA_PHY_CONTROL);
+        /* Enable PHY link control */
+        val = SATA_CTRL1_RST_PMALIVE_N | SATA_CTRL1_RST_RXOOB_N |
+                        SATA_CTRL1_RST_RX_N | SATA_CTRL1_RST_TX_N;
+        __raw_writel(val, phy_ctrl + SATA_CTRL1);
+        /* Set communication speed as 3Gbps and enable PHY power */
+        val = SATA_CTRL0_RX_DATA_VALID(3) | SATA_CTRL0_SPEED_MODE |
+                        SATA_CTRL0_PHY_POR_N;
+        __raw_writel(val, phy_ctrl + SATA_CTRL0);
+        /* Port0 is available */
+        __raw_writel(0x1, mmio + HOST_PORTS_IMPL);
+        return ahci_phy_init(mmio);
+err4:
+        clk_disable(clk_sataphy);
+        clk_put(clk_sataphy);
+err3:
+        clk_disable(clk_sata);
+        clk_put(clk_sata);
+err2:
+        iounmap(phy_ctrl);
+err1:
+        iounmap(phy_base);
+        return ret;
+}
+static struct ahci_platform_data exynos4_ahci_pdata = {
+        .init = exynos4_ahci_init,
+};
+static struct resource exynos4_ahci_resource[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_SATA,
+                .end    = EXYNOS4_PA_SATA + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_SATA,
+                .end    = IRQ_SATA,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+static u64 exynos4_ahci_dmamask = DMA_BIT_MASK(32);
+struct platform_device exynos4_device_ahci = {
+        .name           = "ahci",
+        .id             = -1,
+        .resource       = exynos4_ahci_resource,
+        .num_resources  = ARRAY_SIZE(exynos4_ahci_resource),
+        .dev            = {
+                .platform_data          = &exynos4_ahci_pdata,
+                .dma_mask               = &exynos4_ahci_dmamask,
+                .coherent_dma_mask      = DMA_BIT_MASK(32),
+        },
+};
diff --git a/arch/arm/mach-s5pv310/dev-audio.c b/arch/arm/mach-exynos4/dev-audio.c
index a1964242f0f..1eed5f9f7bd 100644
--- a/arch/arm/mach-s5pv310/dev-audio.c
+++ b/arch/arm/mach-exynos4/dev-audio.c
@@ -1,4 +1,7 @@
-/* linux/arch/arm/mach-s5pv310/dev-audio.c
+/* linux/arch/arm/mach-exynos4/dev-audio.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
 *
 * Copyright (c) 2010 Samsung Electronics Co. Ltd
 *      Jaswinder Singh <jassi.brar@samsung.com>
@@ -24,18 +27,18 @@ static const char *rclksrc[] = {
        [1] = "i2sclk",
 };
-static int s5pv310_cfg_i2s(struct platform_device *pdev)
+static int exynos4_cfg_i2s(struct platform_device *pdev)
 {
        /* configure GPIO for i2s port */
        switch (pdev->id) {
        case 0:
-                s3c_gpio_cfgpin_range(S5PV310_GPZ(0), 7, S3C_GPIO_SFN(2));
+                s3c_gpio_cfgpin_range(EXYNOS4_GPZ(0), 7, S3C_GPIO_SFN(2));
                break;
        case 1:
-                s3c_gpio_cfgpin_range(S5PV310_GPC0(0), 5, S3C_GPIO_SFN(2));
+                s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(2));
                break;
        case 2:
-                s3c_gpio_cfgpin_range(S5PV310_GPC1(0), 5, S3C_GPIO_SFN(4));
+                s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 5, S3C_GPIO_SFN(4));
                break;
        default:
                printk(KERN_ERR "Invalid Device %d\n", pdev->id);
@@ -46,7 +49,7 @@ static int s5pv310_cfg_i2s(struct platform_device *pdev)
 }
 static struct s3c_audio_pdata i2sv5_pdata = {
-        .cfg_gpio = s5pv310_cfg_i2s,
+        .cfg_gpio = exynos4_cfg_i2s,
        .type = {
                .i2s = {
                        .quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI
@@ -56,10 +59,10 @@ static struct s3c_audio_pdata i2sv5_pdata = {
        },
 };
-static struct resource s5pv310_i2s0_resource[] = {
+static struct resource exynos4_i2s0_resource[] = {
        [0] = {
-                .start  = S5PV310_PA_I2S0,
+                .start  = EXYNOS4_PA_I2S0,
-                .end    = S5PV310_PA_I2S0 + 0x100 - 1,
+                .end    = EXYNOS4_PA_I2S0 + 0x100 - 1,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
@@ -79,11 +82,11 @@ static struct resource s5pv310_i2s0_resource[] = {
        },
 };
-struct platform_device s5pv310_device_i2s0 = {
+struct platform_device exynos4_device_i2s0 = {
        .name = "samsung-i2s",
        .id = 0,
-        .num_resources = ARRAY_SIZE(s5pv310_i2s0_resource),
+        .num_resources = ARRAY_SIZE(exynos4_i2s0_resource),
-        .resource = s5pv310_i2s0_resource,
+        .resource = exynos4_i2s0_resource,
        .dev = {
                .platform_data = &i2sv5_pdata,
        },
@@ -95,7 +98,7 @@ static const char *rclksrc_v3[] = {
 };
 static struct s3c_audio_pdata i2sv3_pdata = {
-        .cfg_gpio = s5pv310_cfg_i2s,
+        .cfg_gpio = exynos4_cfg_i2s,
        .type = {
                .i2s = {
                        .quirks = QUIRK_NO_MUXPSR,
@@ -104,10 +107,10 @@ static struct s3c_audio_pdata i2sv3_pdata = {
        },
 };
-static struct resource s5pv310_i2s1_resource[] = {
+static struct resource exynos4_i2s1_resource[] = {
        [0] = {
-                .start  = S5PV310_PA_I2S1,
+                .start  = EXYNOS4_PA_I2S1,
-                .end    = S5PV310_PA_I2S1 + 0x100 - 1,
+                .end    = EXYNOS4_PA_I2S1 + 0x100 - 1,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
@@ -122,20 +125,20 @@ static struct resource s5pv310_i2s1_resource[] = {
        },
 };
-struct platform_device s5pv310_device_i2s1 = {
+struct platform_device exynos4_device_i2s1 = {
        .name = "samsung-i2s",
        .id = 1,
-        .num_resources = ARRAY_SIZE(s5pv310_i2s1_resource),
+        .num_resources = ARRAY_SIZE(exynos4_i2s1_resource),
-        .resource = s5pv310_i2s1_resource,
+        .resource = exynos4_i2s1_resource,
        .dev = {
                .platform_data = &i2sv3_pdata,
        },
 };
-static struct resource s5pv310_i2s2_resource[] = {
+static struct resource exynos4_i2s2_resource[] = {
        [0] = {
-                .start  = S5PV310_PA_I2S2,
+                .start  = EXYNOS4_PA_I2S2,
-                .end    = S5PV310_PA_I2S2 + 0x100 - 1,
+                .end    = EXYNOS4_PA_I2S2 + 0x100 - 1,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
@@ -150,11 +153,11 @@ static struct resource s5pv310_i2s2_resource[] = {
        },
 };
-struct platform_device s5pv310_device_i2s2 = {
+struct platform_device exynos4_device_i2s2 = {
        .name = "samsung-i2s",
        .id = 2,
-        .num_resources = ARRAY_SIZE(s5pv310_i2s2_resource),
+        .num_resources = ARRAY_SIZE(exynos4_i2s2_resource),
-        .resource = s5pv310_i2s2_resource,
+        .resource = exynos4_i2s2_resource,
        .dev = {
                .platform_data = &i2sv3_pdata,
        },
@@ -162,17 +165,17 @@ struct platform_device s5pv310_device_i2s2 = {
 /* PCM Controller platform_devices */
-static int s5pv310_pcm_cfg_gpio(struct platform_device *pdev)
+static int exynos4_pcm_cfg_gpio(struct platform_device *pdev)
 {
        switch (pdev->id) {
        case 0:
-                s3c_gpio_cfgpin_range(S5PV310_GPZ(0), 5, S3C_GPIO_SFN(3));
+                s3c_gpio_cfgpin_range(EXYNOS4_GPZ(0), 5, S3C_GPIO_SFN(3));
                break;
        case 1:
-                s3c_gpio_cfgpin_range(S5PV310_GPC0(0), 5, S3C_GPIO_SFN(3));
+                s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(3));
                break;
        case 2:
-                s3c_gpio_cfgpin_range(S5PV310_GPC1(0), 5, S3C_GPIO_SFN(3));
+                s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 5, S3C_GPIO_SFN(3));
                break;
        default:
                printk(KERN_DEBUG "Invalid PCM Controller number!");
@@ -183,13 +186,13 @@ static int s5pv310_pcm_cfg_gpio(struct platform_device *pdev)
 }
 static struct s3c_audio_pdata s3c_pcm_pdata = {
-        .cfg_gpio = s5pv310_pcm_cfg_gpio,
+        .cfg_gpio = exynos4_pcm_cfg_gpio,
 };
-static struct resource s5pv310_pcm0_resource[] = {
+static struct resource exynos4_pcm0_resource[] = {
        [0] = {
-                .start  = S5PV310_PA_PCM0,
+                .start  = EXYNOS4_PA_PCM0,
-                .end    = S5PV310_PA_PCM0 + 0x100 - 1,
+                .end    = EXYNOS4_PA_PCM0 + 0x100 - 1,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
@@ -204,20 +207,20 @@ static struct resource s5pv310_pcm0_resource[] = {
        },
 };
-struct platform_device s5pv310_device_pcm0 = {
+struct platform_device exynos4_device_pcm0 = {
        .name = "samsung-pcm",
        .id = 0,
-        .num_resources = ARRAY_SIZE(s5pv310_pcm0_resource),
+        .num_resources = ARRAY_SIZE(exynos4_pcm0_resource),
-        .resource = s5pv310_pcm0_resource,
+        .resource = exynos4_pcm0_resource,
        .dev = {
                .platform_data = &s3c_pcm_pdata,
        },
 };
-static struct resource s5pv310_pcm1_resource[] = {
+static struct resource exynos4_pcm1_resource[] = {
        [0] = {
-                .start  = S5PV310_PA_PCM1,
+                .start  = EXYNOS4_PA_PCM1,
-                .end    = S5PV310_PA_PCM1 + 0x100 - 1,
+                .end    = EXYNOS4_PA_PCM1 + 0x100 - 1,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
@@ -232,20 +235,20 @@ static struct resource s5pv310_pcm1_resource[] = {
        },
 };
-struct platform_device s5pv310_device_pcm1 = {
+struct platform_device exynos4_device_pcm1 = {
        .name = "samsung-pcm",
        .id = 1,
-        .num_resources = ARRAY_SIZE(s5pv310_pcm1_resource),
+        .num_resources = ARRAY_SIZE(exynos4_pcm1_resource),
-        .resource = s5pv310_pcm1_resource,
+        .resource = exynos4_pcm1_resource,
        .dev = {
                .platform_data = &s3c_pcm_pdata,
        },
 };
-static struct resource s5pv310_pcm2_resource[] = {
+static struct resource exynos4_pcm2_resource[] = {
        [0] = {
-                .start  = S5PV310_PA_PCM2,
+                .start  = EXYNOS4_PA_PCM2,
-                .end    = S5PV310_PA_PCM2 + 0x100 - 1,
+                .end    = EXYNOS4_PA_PCM2 + 0x100 - 1,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
@@ -260,11 +263,11 @@ static struct resource s5pv310_pcm2_resource[] = {
        },
 };
-struct platform_device s5pv310_device_pcm2 = {
+struct platform_device exynos4_device_pcm2 = {
        .name = "samsung-pcm",
        .id = 2,
-        .num_resources = ARRAY_SIZE(s5pv310_pcm2_resource),
+        .num_resources = ARRAY_SIZE(exynos4_pcm2_resource),
-        .resource = s5pv310_pcm2_resource,
+        .resource = exynos4_pcm2_resource,
        .dev = {
                .platform_data = &s3c_pcm_pdata,
        },
@@ -272,15 +275,15 @@ struct platform_device s5pv310_device_pcm2 = {
 /* AC97 Controller platform devices */
-static int s5pv310_ac97_cfg_gpio(struct platform_device *pdev)
+static int exynos4_ac97_cfg_gpio(struct platform_device *pdev)
 {
-        return s3c_gpio_cfgpin_range(S5PV310_GPC0(0), 5, S3C_GPIO_SFN(4));
+        return s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(4));
 }
-static struct resource s5pv310_ac97_resource[] = {
+static struct resource exynos4_ac97_resource[] = {
        [0] = {
-                .start  = S5PV310_PA_AC97,
+                .start  = EXYNOS4_PA_AC97,
-                .end    = S5PV310_PA_AC97 + 0x100 - 1,
+                .end    = EXYNOS4_PA_AC97 + 0x100 - 1,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
@@ -306,36 +309,36 @@ static struct resource s5pv310_ac97_resource[] = {
 };
 static struct s3c_audio_pdata s3c_ac97_pdata = {
-        .cfg_gpio = s5pv310_ac97_cfg_gpio,
+        .cfg_gpio = exynos4_ac97_cfg_gpio,
 };
-static u64 s5pv310_ac97_dmamask = DMA_BIT_MASK(32);
+static u64 exynos4_ac97_dmamask = DMA_BIT_MASK(32);
-struct platform_device s5pv310_device_ac97 = {
+struct platform_device exynos4_device_ac97 = {
        .name = "samsung-ac97",
        .id = -1,
-        .num_resources = ARRAY_SIZE(s5pv310_ac97_resource),
+        .num_resources = ARRAY_SIZE(exynos4_ac97_resource),
-        .resource = s5pv310_ac97_resource,
+        .resource = exynos4_ac97_resource,
        .dev = {
                .platform_data = &s3c_ac97_pdata,
-                .dma_mask = &s5pv310_ac97_dmamask,
+                .dma_mask = &exynos4_ac97_dmamask,
                .coherent_dma_mask = DMA_BIT_MASK(32),
        },
 };
 /* S/PDIF Controller platform_device */
-static int s5pv310_spdif_cfg_gpio(struct platform_device *pdev)
+static int exynos4_spdif_cfg_gpio(struct platform_device *pdev)
 {
-        s3c_gpio_cfgpin_range(S5PV310_GPC1(0), 2, S3C_GPIO_SFN(3));
+        s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 2, S3C_GPIO_SFN(3));
        return 0;
 }
-static struct resource s5pv310_spdif_resource[] = {
+static struct resource exynos4_spdif_resource[] = {
        [0] = {
-                .start  = S5PV310_PA_SPDIF,
+                .start  = EXYNOS4_PA_SPDIF,
-                .end    = S5PV310_PA_SPDIF + 0x100 - 1,
+                .end    = EXYNOS4_PA_SPDIF + 0x100 - 1,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
@@ -346,19 +349,19 @@ static struct resource s5pv310_spdif_resource[] = {
 };
 static struct s3c_audio_pdata samsung_spdif_pdata = {
-        .cfg_gpio = s5pv310_spdif_cfg_gpio,
+        .cfg_gpio = exynos4_spdif_cfg_gpio,
 };
-static u64 s5pv310_spdif_dmamask = DMA_BIT_MASK(32);
+static u64 exynos4_spdif_dmamask = DMA_BIT_MASK(32);
-struct platform_device s5pv310_device_spdif = {
+struct platform_device exynos4_device_spdif = {
        .name = "samsung-spdif",
        .id = -1,
-        .num_resources = ARRAY_SIZE(s5pv310_spdif_resource),
+        .num_resources = ARRAY_SIZE(exynos4_spdif_resource),
-        .resource = s5pv310_spdif_resource,
+        .resource = exynos4_spdif_resource,
        .dev = {
                .platform_data = &samsung_spdif_pdata,
-                .dma_mask = &s5pv310_spdif_dmamask,
+                .dma_mask = &exynos4_spdif_dmamask,
                .coherent_dma_mask = DMA_BIT_MASK(32),
        },
 };
diff --git a/arch/arm/mach-s5pv310/dev-pd.c b/arch/arm/mach-exynos4/dev-pd.c
index 58a50c2d0b6..3273f25d6a7 100644
--- a/arch/arm/mach-s5pv310/dev-pd.c
+++ b/arch/arm/mach-exynos4/dev-pd.c
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/dev-pd.c
+/* linux/arch/arm/mach-exynos4/dev-pd.c
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com
 *
- * S5PV310 - Power Domain support
+ * EXYNOS4 - Power Domain support
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
@@ -19,7 +19,7 @@
 #include <plat/pd.h>
-static int s5pv310_pd_enable(struct device *dev)
+static int exynos4_pd_enable(struct device *dev)
 {
        struct samsung_pd_info *pdata =  dev->platform_data;
        u32 timeout;
@@ -42,7 +42,7 @@ static int s5pv310_pd_enable(struct device *dev)
        return 0;
 }
-static int s5pv310_pd_disable(struct device *dev)
+static int exynos4_pd_disable(struct device *dev)
 {
        struct samsung_pd_info *pdata =  dev->platform_data;
        u32 timeout;
@@ -64,14 +64,14 @@ static int s5pv310_pd_disable(struct device *dev)
        return 0;
 }
-struct platform_device s5pv310_device_pd[] = {
+struct platform_device exynos4_device_pd[] = {
        {
                .name           = "samsung-pd",
                .id             = 0,
                .dev = {
                        .platform_data = &(struct samsung_pd_info) {
-                                .enable         = s5pv310_pd_enable,
+                                .enable         = exynos4_pd_enable,
-                                .disable        = s5pv310_pd_disable,
+                                .disable        = exynos4_pd_disable,
                                .base           = S5P_PMU_MFC_CONF,
                        },
                },
@@ -80,8 +80,8 @@ struct platform_device s5pv310_device_pd[] = {
                .id             = 1,
                .dev = {
                        .platform_data = &(struct samsung_pd_info) {
-                                .enable         = s5pv310_pd_enable,
+                                .enable         = exynos4_pd_enable,
-                                .disable        = s5pv310_pd_disable,
+                                .disable        = exynos4_pd_disable,
                                .base           = S5P_PMU_G3D_CONF,
                        },
                },
@@ -90,8 +90,8 @@ struct platform_device s5pv310_device_pd[] = {
                .id             = 2,
                .dev = {
                        .platform_data = &(struct samsung_pd_info) {
-                                .enable         = s5pv310_pd_enable,
+                                .enable         = exynos4_pd_enable,
-                                .disable        = s5pv310_pd_disable,
+                                .disable        = exynos4_pd_disable,
                                .base           = S5P_PMU_LCD0_CONF,
                        },
                },
@@ -100,8 +100,8 @@ struct platform_device s5pv310_device_pd[] = {
                .id             = 3,
                .dev = {
                        .platform_data = &(struct samsung_pd_info) {
-                                .enable         = s5pv310_pd_enable,
+                                .enable         = exynos4_pd_enable,
-                                .disable        = s5pv310_pd_disable,
+                                .disable        = exynos4_pd_disable,
                                .base           = S5P_PMU_LCD1_CONF,
                        },
                },
@@ -110,8 +110,8 @@ struct platform_device s5pv310_device_pd[] = {
                .id             = 4,
                .dev = {
                        .platform_data = &(struct samsung_pd_info) {
-                                .enable         = s5pv310_pd_enable,
+                                .enable         = exynos4_pd_enable,
-                                .disable        = s5pv310_pd_disable,
+                                .disable        = exynos4_pd_disable,
                                .base           = S5P_PMU_TV_CONF,
                        },
                },
@@ -120,8 +120,8 @@ struct platform_device s5pv310_device_pd[] = {
                .id             = 5,
                .dev = {
                        .platform_data = &(struct samsung_pd_info) {
-                                .enable         = s5pv310_pd_enable,
+                                .enable         = exynos4_pd_enable,
-                                .disable        = s5pv310_pd_disable,
+                                .disable        = exynos4_pd_disable,
                                .base           = S5P_PMU_CAM_CONF,
                        },
                },
@@ -130,8 +130,8 @@ struct platform_device s5pv310_device_pd[] = {
                .id             = 6,
                .dev = {
                        .platform_data = &(struct samsung_pd_info) {
-                                .enable         = s5pv310_pd_enable,
+                                .enable         = exynos4_pd_enable,
-                                .disable        = s5pv310_pd_disable,
+                                .disable        = exynos4_pd_disable,
                                .base           = S5P_PMU_GPS_CONF,
                        },
                },
diff --git a/arch/arm/mach-s5pv310/dev-sysmmu.c b/arch/arm/mach-exynos4/dev-sysmmu.c
index e1bb200ac0f..3b7cae0fe23 100644
--- a/arch/arm/mach-s5pv310/dev-sysmmu.c
+++ b/arch/arm/mach-exynos4/dev-sysmmu.c
@@ -1,8 +1,10 @@
-/* linux/arch/arm/mach-s5pv310/dev-sysmmu.c
+/* linux/arch/arm/mach-exynos4/dev-sysmmu.c
 *
 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com
 *
+ * EXYNOS4 - System MMU support
+ *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
@@ -13,11 +15,33 @@
 #include <mach/map.h>
 #include <mach/irqs.h>
+#include <mach/sysmmu.h>
+#include <plat/s5p-clock.h>
+/* These names must be equal to the clock names in mach-exynos4/clock.c */
+const char *sysmmu_ips_name[EXYNOS4_SYSMMU_TOTAL_IPNUM] = {
+        "SYSMMU_MDMA"   ,
+        "SYSMMU_SSS"    ,
+        "SYSMMU_FIMC0"  ,
+        "SYSMMU_FIMC1"  ,
+        "SYSMMU_FIMC2"  ,
+        "SYSMMU_FIMC3"  ,
+        "SYSMMU_JPEG"   ,
+        "SYSMMU_FIMD0"  ,
+        "SYSMMU_FIMD1"  ,
+        "SYSMMU_PCIe"   ,
+        "SYSMMU_G2D"    ,
+        "SYSMMU_ROTATOR",
+        "SYSMMU_MDMA2"  ,
+        "SYSMMU_TV"     ,
+        "SYSMMU_MFC_L"  ,
+        "SYSMMU_MFC_R"  ,
+};
-static struct resource s5pv310_sysmmu_resource[] = {
+static struct resource exynos4_sysmmu_resource[] = {
        [0] = {
-                .start  = S5PV310_PA_SYSMMU_MDMA,
+                .start  = EXYNOS4_PA_SYSMMU_MDMA,
-                .end    = S5PV310_PA_SYSMMU_MDMA + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_MDMA + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
@@ -26,8 +50,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [2] = {
-                .start  = S5PV310_PA_SYSMMU_SSS,
+                .start  = EXYNOS4_PA_SYSMMU_SSS,
-                .end    = S5PV310_PA_SYSMMU_SSS + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_SSS + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [3] = {
@@ -36,8 +60,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [4] = {
-                .start  = S5PV310_PA_SYSMMU_FIMC0,
+                .start  = EXYNOS4_PA_SYSMMU_FIMC0,
-                .end    = S5PV310_PA_SYSMMU_FIMC0 + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_FIMC0 + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [5] = {
@@ -46,8 +70,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [6] = {
-                .start  = S5PV310_PA_SYSMMU_FIMC1,
+                .start  = EXYNOS4_PA_SYSMMU_FIMC1,
-                .end    = S5PV310_PA_SYSMMU_FIMC1 + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_FIMC1 + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [7] = {
@@ -56,8 +80,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [8] = {
-                .start  = S5PV310_PA_SYSMMU_FIMC2,
+                .start  = EXYNOS4_PA_SYSMMU_FIMC2,
-                .end    = S5PV310_PA_SYSMMU_FIMC2 + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_FIMC2 + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [9] = {
@@ -66,8 +90,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [10] = {
-                .start  = S5PV310_PA_SYSMMU_FIMC3,
+                .start  = EXYNOS4_PA_SYSMMU_FIMC3,
-                .end    = S5PV310_PA_SYSMMU_FIMC3 + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_FIMC3 + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [11] = {
@@ -76,8 +100,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [12] = {
-                .start  = S5PV310_PA_SYSMMU_JPEG,
+                .start  = EXYNOS4_PA_SYSMMU_JPEG,
-                .end    = S5PV310_PA_SYSMMU_JPEG + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_JPEG + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [13] = {
@@ -86,8 +110,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [14] = {
-                .start  = S5PV310_PA_SYSMMU_FIMD0,
+                .start  = EXYNOS4_PA_SYSMMU_FIMD0,
-                .end    = S5PV310_PA_SYSMMU_FIMD0 + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_FIMD0 + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [15] = {
@@ -96,8 +120,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [16] = {
-                .start  = S5PV310_PA_SYSMMU_FIMD1,
+                .start  = EXYNOS4_PA_SYSMMU_FIMD1,
-                .end    = S5PV310_PA_SYSMMU_FIMD1 + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_FIMD1 + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [17] = {
@@ -106,8 +130,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [18] = {
-                .start  = S5PV310_PA_SYSMMU_PCIe,
+                .start  = EXYNOS4_PA_SYSMMU_PCIe,
-                .end    = S5PV310_PA_SYSMMU_PCIe + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_PCIe + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [19] = {
@@ -116,8 +140,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [20] = {
-                .start  = S5PV310_PA_SYSMMU_G2D,
+                .start  = EXYNOS4_PA_SYSMMU_G2D,
-                .end    = S5PV310_PA_SYSMMU_G2D + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_G2D + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [21] = {
@@ -126,8 +150,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [22] = {
-                .start  = S5PV310_PA_SYSMMU_ROTATOR,
+                .start  = EXYNOS4_PA_SYSMMU_ROTATOR,
-                .end    = S5PV310_PA_SYSMMU_ROTATOR + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_ROTATOR + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [23] = {
@@ -136,8 +160,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [24] = {
-                .start  = S5PV310_PA_SYSMMU_MDMA2,
+                .start  = EXYNOS4_PA_SYSMMU_MDMA2,
-                .end    = S5PV310_PA_SYSMMU_MDMA2 + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_MDMA2 + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [25] = {
@@ -146,8 +170,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [26] = {
-                .start  = S5PV310_PA_SYSMMU_TV,
+                .start  = EXYNOS4_PA_SYSMMU_TV,
-                .end    = S5PV310_PA_SYSMMU_TV + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_TV + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [27] = {
@@ -156,8 +180,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [28] = {
-                .start  = S5PV310_PA_SYSMMU_MFC_L,
+                .start  = EXYNOS4_PA_SYSMMU_MFC_L,
-                .end    = S5PV310_PA_SYSMMU_MFC_L + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_MFC_L + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [29] = {
@@ -166,8 +190,8 @@ static struct resource s5pv310_sysmmu_resource[] = {
                .flags  = IORESOURCE_IRQ,
        },
        [30] = {
-                .start  = S5PV310_PA_SYSMMU_MFC_R,
+                .start  = EXYNOS4_PA_SYSMMU_MFC_R,
-                .end    = S5PV310_PA_SYSMMU_MFC_R + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SYSMMU_MFC_R + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [31] = {
@@ -177,11 +201,32 @@ static struct resource s5pv310_sysmmu_resource[] = {
        },
 };
-struct platform_device s5pv310_device_sysmmu = {
+struct platform_device exynos4_device_sysmmu = {
        .name           = "s5p-sysmmu",
        .id             = 32,
-        .num_resources  = ARRAY_SIZE(s5pv310_sysmmu_resource),
+        .num_resources  = ARRAY_SIZE(exynos4_sysmmu_resource),
-        .resource       = s5pv310_sysmmu_resource,
+        .resource       = exynos4_sysmmu_resource,
 };
+EXPORT_SYMBOL(exynos4_device_sysmmu);
+static struct clk *sysmmu_clk[S5P_SYSMMU_TOTAL_IPNUM];
+void sysmmu_clk_init(struct device *dev, sysmmu_ips ips)
+{
+        sysmmu_clk[ips] = clk_get(dev, sysmmu_ips_name[ips]);
+        if (IS_ERR(sysmmu_clk[ips]))
+                sysmmu_clk[ips] = NULL;
+        else
+                clk_put(sysmmu_clk[ips]);
+}
+void sysmmu_clk_enable(sysmmu_ips ips)
+{
+        if (sysmmu_clk[ips])
+                clk_enable(sysmmu_clk[ips]);
+}
-EXPORT_SYMBOL(s5pv310_device_sysmmu);
+void sysmmu_clk_disable(sysmmu_ips ips)
+{
+        if (sysmmu_clk[ips])
+                clk_disable(sysmmu_clk[ips]);
+}
diff --git a/arch/arm/mach-s5pv310/dma.c b/arch/arm/mach-exynos4/dma.c
index 20066c7c9e5..564bb530f33 100644
--- a/arch/arm/mach-s5pv310/dma.c
+++ b/arch/arm/mach-exynos4/dma.c
@@ -1,4 +1,8 @@
-/*
+/* linux/arch/arm/mach-exynos4/dma.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
 * Copyright (C) 2010 Samsung Electronics Co. Ltd.
 *      Jaswinder Singh <jassi.brar@samsung.com>
 *
@@ -30,10 +34,10 @@
 static u64 dma_dmamask = DMA_BIT_MASK(32);
-static struct resource s5pv310_pdma0_resource[] = {
+static struct resource exynos4_pdma0_resource[] = {
        [0] = {
-                .start  = S5PV310_PA_PDMA0,
+                .start  = EXYNOS4_PA_PDMA0,
-                .end    = S5PV310_PA_PDMA0 + SZ_4K,
+                .end    = EXYNOS4_PA_PDMA0 + SZ_4K,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
@@ -43,7 +47,7 @@ static struct resource s5pv310_pdma0_resource[] = {
        },
 };
-static struct s3c_pl330_platdata s5pv310_pdma0_pdata = {
+static struct s3c_pl330_platdata exynos4_pdma0_pdata = {
        .peri = {
                [0] = DMACH_PCM0_RX,
                [1] = DMACH_PCM0_TX,
@@ -80,22 +84,22 @@ static struct s3c_pl330_platdata s5pv310_pdma0_pdata = {
        },
 };
-static struct platform_device s5pv310_device_pdma0 = {
+static struct platform_device exynos4_device_pdma0 = {
        .name           = "s3c-pl330",
        .id             = 0,
-        .num_resources  = ARRAY_SIZE(s5pv310_pdma0_resource),
+        .num_resources  = ARRAY_SIZE(exynos4_pdma0_resource),
-        .resource       = s5pv310_pdma0_resource,
+        .resource       = exynos4_pdma0_resource,
        .dev            = {
                .dma_mask = &dma_dmamask,
                .coherent_dma_mask = DMA_BIT_MASK(32),
-                .platform_data = &s5pv310_pdma0_pdata,
+                .platform_data = &exynos4_pdma0_pdata,
        },
 };
-static struct resource s5pv310_pdma1_resource[] = {
+static struct resource exynos4_pdma1_resource[] = {
        [0] = {
-                .start  = S5PV310_PA_PDMA1,
+                .start  = EXYNOS4_PA_PDMA1,
-                .end    = S5PV310_PA_PDMA1 + SZ_4K,
+                .end    = EXYNOS4_PA_PDMA1 + SZ_4K,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
@@ -105,7 +109,7 @@ static struct resource s5pv310_pdma1_resource[] = {
        },
 };
-static struct s3c_pl330_platdata s5pv310_pdma1_pdata = {
+static struct s3c_pl330_platdata exynos4_pdma1_pdata = {
        .peri = {
                [0] = DMACH_PCM0_RX,
                [1] = DMACH_PCM0_TX,
@@ -142,27 +146,27 @@ static struct s3c_pl330_platdata s5pv310_pdma1_pdata = {
        },
 };
-static struct platform_device s5pv310_device_pdma1 = {
+static struct platform_device exynos4_device_pdma1 = {
        .name           = "s3c-pl330",
        .id             = 1,
-        .num_resources  = ARRAY_SIZE(s5pv310_pdma1_resource),
+        .num_resources  = ARRAY_SIZE(exynos4_pdma1_resource),
-        .resource       = s5pv310_pdma1_resource,
+        .resource       = exynos4_pdma1_resource,
        .dev            = {
                .dma_mask = &dma_dmamask,
                .coherent_dma_mask = DMA_BIT_MASK(32),
-                .platform_data = &s5pv310_pdma1_pdata,
+                .platform_data = &exynos4_pdma1_pdata,
        },
 };
-static struct platform_device *s5pv310_dmacs[] __initdata = {
+static struct platform_device *exynos4_dmacs[] __initdata = {
-        &s5pv310_device_pdma0,
+        &exynos4_device_pdma0,
-        &s5pv310_device_pdma1,
+        &exynos4_device_pdma1,
 };
-static int __init s5pv310_dma_init(void)
+static int __init exynos4_dma_init(void)
 {
-        platform_add_devices(s5pv310_dmacs, ARRAY_SIZE(s5pv310_dmacs));
+        platform_add_devices(exynos4_dmacs, ARRAY_SIZE(exynos4_dmacs));
        return 0;
 }
-arch_initcall(s5pv310_dma_init);
+arch_initcall(exynos4_dma_init);
diff --git a/arch/arm/mach-exynos4/gpiolib.c b/arch/arm/mach-exynos4/gpiolib.c
new file mode 100644
index 00000000000..d54ca6adb66
--- /dev/null
+++ b/arch/arm/mach-exynos4/gpiolib.c
@@ -0,0 +1,365 @@
+/* linux/arch/arm/mach-exynos4/gpiolib.c
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * EXYNOS4 - GPIOlib support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#include <linux/kernel.h>
+#include <linux/irq.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+#include <mach/map.h>
+#include <plat/gpio-core.h>
+#include <plat/gpio-cfg.h>
+#include <plat/gpio-cfg-helpers.h>
+static struct s3c_gpio_cfg gpio_cfg = {
+        .set_config     = s3c_gpio_setcfg_s3c64xx_4bit,
+        .set_pull       = s3c_gpio_setpull_updown,
+        .get_pull       = s3c_gpio_getpull_updown,
+};
+static struct s3c_gpio_cfg gpio_cfg_noint = {
+        .set_config     = s3c_gpio_setcfg_s3c64xx_4bit,
+        .set_pull       = s3c_gpio_setpull_updown,
+        .get_pull       = s3c_gpio_getpull_updown,
+};
+/*
+ * Following are the gpio banks in v310.
+ *
+ * The 'config' member when left to NULL, is initialized to the default
+ * structure gpio_cfg in the init function below.
+ *
+ * The 'base' member is also initialized in the init function below.
+ * Note: The initialization of 'base' member of s3c_gpio_chip structure
+ * uses the above macro and depends on the banks being listed in order here.
+ */
+static struct s3c_gpio_chip exynos4_gpio_part1_4bit[] = {
+        {
+                .chip   = {
+                        .base   = EXYNOS4_GPA0(0),
+                        .ngpio  = EXYNOS4_GPIO_A0_NR,
+                        .label  = "GPA0",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPA1(0),
+                        .ngpio  = EXYNOS4_GPIO_A1_NR,
+                        .label  = "GPA1",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPB(0),
+                        .ngpio  = EXYNOS4_GPIO_B_NR,
+                        .label  = "GPB",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPC0(0),
+                        .ngpio  = EXYNOS4_GPIO_C0_NR,
+                        .label  = "GPC0",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPC1(0),
+                        .ngpio  = EXYNOS4_GPIO_C1_NR,
+                        .label  = "GPC1",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPD0(0),
+                        .ngpio  = EXYNOS4_GPIO_D0_NR,
+                        .label  = "GPD0",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPD1(0),
+                        .ngpio  = EXYNOS4_GPIO_D1_NR,
+                        .label  = "GPD1",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPE0(0),
+                        .ngpio  = EXYNOS4_GPIO_E0_NR,
+                        .label  = "GPE0",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPE1(0),
+                        .ngpio  = EXYNOS4_GPIO_E1_NR,
+                        .label  = "GPE1",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPE2(0),
+                        .ngpio  = EXYNOS4_GPIO_E2_NR,
+                        .label  = "GPE2",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPE3(0),
+                        .ngpio  = EXYNOS4_GPIO_E3_NR,
+                        .label  = "GPE3",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPE4(0),
+                        .ngpio  = EXYNOS4_GPIO_E4_NR,
+                        .label  = "GPE4",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPF0(0),
+                        .ngpio  = EXYNOS4_GPIO_F0_NR,
+                        .label  = "GPF0",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPF1(0),
+                        .ngpio  = EXYNOS4_GPIO_F1_NR,
+                        .label  = "GPF1",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPF2(0),
+                        .ngpio  = EXYNOS4_GPIO_F2_NR,
+                        .label  = "GPF2",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPF3(0),
+                        .ngpio  = EXYNOS4_GPIO_F3_NR,
+                        .label  = "GPF3",
+                },
+        },
+};
+static struct s3c_gpio_chip exynos4_gpio_part2_4bit[] = {
+        {
+                .chip   = {
+                        .base   = EXYNOS4_GPJ0(0),
+                        .ngpio  = EXYNOS4_GPIO_J0_NR,
+                        .label  = "GPJ0",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPJ1(0),
+                        .ngpio  = EXYNOS4_GPIO_J1_NR,
+                        .label  = "GPJ1",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPK0(0),
+                        .ngpio  = EXYNOS4_GPIO_K0_NR,
+                        .label  = "GPK0",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPK1(0),
+                        .ngpio  = EXYNOS4_GPIO_K1_NR,
+                        .label  = "GPK1",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPK2(0),
+                        .ngpio  = EXYNOS4_GPIO_K2_NR,
+                        .label  = "GPK2",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPK3(0),
+                        .ngpio  = EXYNOS4_GPIO_K3_NR,
+                        .label  = "GPK3",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPL0(0),
+                        .ngpio  = EXYNOS4_GPIO_L0_NR,
+                        .label  = "GPL0",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPL1(0),
+                        .ngpio  = EXYNOS4_GPIO_L1_NR,
+                        .label  = "GPL1",
+                },
+        }, {
+                .chip   = {
+                        .base   = EXYNOS4_GPL2(0),
+                        .ngpio  = EXYNOS4_GPIO_L2_NR,
+                        .label  = "GPL2",
+                },
+        }, {
+                .config = &gpio_cfg_noint,
+                .chip   = {
+                        .base   = EXYNOS4_GPY0(0),
+                        .ngpio  = EXYNOS4_GPIO_Y0_NR,
+                        .label  = "GPY0",
+                },
+        }, {
+                .config = &gpio_cfg_noint,
+                .chip   = {
+                        .base   = EXYNOS4_GPY1(0),
+                        .ngpio  = EXYNOS4_GPIO_Y1_NR,
+                        .label  = "GPY1",
+                },
+        }, {
+                .config = &gpio_cfg_noint,
+                .chip   = {
+                        .base   = EXYNOS4_GPY2(0),
+                        .ngpio  = EXYNOS4_GPIO_Y2_NR,
+                        .label  = "GPY2",
+                },
+        }, {
+                .config = &gpio_cfg_noint,
+                .chip   = {
+                        .base   = EXYNOS4_GPY3(0),
+                        .ngpio  = EXYNOS4_GPIO_Y3_NR,
+                        .label  = "GPY3",
+                },
+        }, {
+                .config = &gpio_cfg_noint,
+                .chip   = {
+                        .base   = EXYNOS4_GPY4(0),
+                        .ngpio  = EXYNOS4_GPIO_Y4_NR,
+                        .label  = "GPY4",
+                },
+        }, {
+                .config = &gpio_cfg_noint,
+                .chip   = {
+                        .base   = EXYNOS4_GPY5(0),
+                        .ngpio  = EXYNOS4_GPIO_Y5_NR,
+                        .label  = "GPY5",
+                },
+        }, {
+                .config = &gpio_cfg_noint,
+                .chip   = {
+                        .base   = EXYNOS4_GPY6(0),
+                        .ngpio  = EXYNOS4_GPIO_Y6_NR,
+                        .label  = "GPY6",
+                },
+        }, {
+                .base   = (S5P_VA_GPIO2 + 0xC00),
+                .config = &gpio_cfg_noint,
+                .irq_base = IRQ_EINT(0),
+                .chip   = {
+                        .base   = EXYNOS4_GPX0(0),
+                        .ngpio  = EXYNOS4_GPIO_X0_NR,
+                        .label  = "GPX0",
+                        .to_irq = samsung_gpiolib_to_irq,
+                },
+        }, {
+                .base   = (S5P_VA_GPIO2 + 0xC20),
+                .config = &gpio_cfg_noint,
+                .irq_base = IRQ_EINT(8),
+                .chip   = {
+                        .base   = EXYNOS4_GPX1(0),
+                        .ngpio  = EXYNOS4_GPIO_X1_NR,
+                        .label  = "GPX1",
+                        .to_irq = samsung_gpiolib_to_irq,
+                },
+        }, {
+                .base   = (S5P_VA_GPIO2 + 0xC40),
+                .config = &gpio_cfg_noint,
+                .irq_base = IRQ_EINT(16),
+                .chip   = {
+                        .base   = EXYNOS4_GPX2(0),
+                        .ngpio  = EXYNOS4_GPIO_X2_NR,
+                        .label  = "GPX2",
+                        .to_irq = samsung_gpiolib_to_irq,
+                },
+        }, {
+                .base   = (S5P_VA_GPIO2 + 0xC60),
+                .config = &gpio_cfg_noint,
+                .irq_base = IRQ_EINT(24),
+                .chip   = {
+                        .base   = EXYNOS4_GPX3(0),
+                        .ngpio  = EXYNOS4_GPIO_X3_NR,
+                        .label  = "GPX3",
+                        .to_irq = samsung_gpiolib_to_irq,
+                },
+        },
+};
+static struct s3c_gpio_chip exynos4_gpio_part3_4bit[] = {
+        {
+                .chip   = {
+                        .base   = EXYNOS4_GPZ(0),
+                        .ngpio  = EXYNOS4_GPIO_Z_NR,
+                        .label  = "GPZ",
+                },
+        },
+};
+static __init int exynos4_gpiolib_init(void)
+{
+        struct s3c_gpio_chip *chip;
+        int i;
+        int group = 0;
+        int nr_chips;
+        /* GPIO part 1 */
+        chip = exynos4_gpio_part1_4bit;
+        nr_chips = ARRAY_SIZE(exynos4_gpio_part1_4bit);
+        for (i = 0; i < nr_chips; i++, chip++) {
+                if (chip->config == NULL) {
+                        chip->config = &gpio_cfg;
+                        /* Assign the GPIO interrupt group */
+                        chip->group = group++;
+                }
+                if (chip->base == NULL)
+                        chip->base = S5P_VA_GPIO1 + (i) * 0x20;
+        }
+        samsung_gpiolib_add_4bit_chips(exynos4_gpio_part1_4bit, nr_chips);
+        /* GPIO part 2 */
+        chip = exynos4_gpio_part2_4bit;
+        nr_chips = ARRAY_SIZE(exynos4_gpio_part2_4bit);
+        for (i = 0; i < nr_chips; i++, chip++) {
+                if (chip->config == NULL) {
+                        chip->config = &gpio_cfg;
+                        /* Assign the GPIO interrupt group */
+                        chip->group = group++;
+                }
+                if (chip->base == NULL)
+                        chip->base = S5P_VA_GPIO2 + (i) * 0x20;
+        }
+        samsung_gpiolib_add_4bit_chips(exynos4_gpio_part2_4bit, nr_chips);
+        /* GPIO part 3 */
+        chip = exynos4_gpio_part3_4bit;
+        nr_chips = ARRAY_SIZE(exynos4_gpio_part3_4bit);
+        for (i = 0; i < nr_chips; i++, chip++) {
+                if (chip->config == NULL) {
+                        chip->config = &gpio_cfg;
+                        /* Assign the GPIO interrupt group */
+                        chip->group = group++;
+                }
+                if (chip->base == NULL)
+                        chip->base = S5P_VA_GPIO3 + (i) * 0x20;
+        }
+        samsung_gpiolib_add_4bit_chips(exynos4_gpio_part3_4bit, nr_chips);
+        s5p_register_gpioint_bank(IRQ_GPIO_XA, 0, IRQ_GPIO1_NR_GROUPS);
+        s5p_register_gpioint_bank(IRQ_GPIO_XB, IRQ_GPIO1_NR_GROUPS, IRQ_GPIO2_NR_GROUPS);
+        return 0;
+}
+core_initcall(exynos4_gpiolib_init);
diff --git a/arch/arm/mach-s5pv310/headsmp.S b/arch/arm/mach-exynos4/headsmp.S
index 164b7b04571..6c6cfc50c46 100644
--- a/arch/arm/mach-s5pv310/headsmp.S
+++ b/arch/arm/mach-exynos4/headsmp.S
@@ -1,5 +1,5 @@
 /*
- *  linux/arch/arm/mach-s5pv310/headsmp.S
+ *  linux/arch/arm/mach-exynos4/headsmp.S
 *
 *  Cloned from linux/arch/arm/mach-realview/headsmp.S
 *
@@ -16,11 +16,11 @@
        __INIT
 /*
- * s5pv310 specific entry point for secondary CPUs.  This provides
+ * exynos4 specific entry point for secondary CPUs.  This provides
 * a "holding pen" into which all secondary cores are held until we're
 * ready for them to initialise.
 */
-ENTRY(s5pv310_secondary_startup)
+ENTRY(exynos4_secondary_startup)
        mrc     p15, 0, r0, c0, c0, 5
        and     r0, r0, #15
        adr     r4, 1f
diff --git a/arch/arm/mach-s5pv310/hotplug.c b/arch/arm/mach-exynos4/hotplug.c
index c24235c89ee..2b5909e2ccd 100644
--- a/arch/arm/mach-s5pv310/hotplug.c
+++ b/arch/arm/mach-exynos4/hotplug.c
@@ -1,4 +1,4 @@
-/* linux arch/arm/mach-s5pv310/hotplug.c
+/* linux arch/arm/mach-exynos4/hotplug.c
 *
 *  Cloned from linux/arch/arm/mach-realview/hotplug.c
 *
@@ -30,13 +30,13 @@ static inline void cpu_enter_lowpower(void)
         * Turn off coherency
         */
        "       mrc     p15, 0, %0, c1, c0, 1\n"
-        "       bic     %0, %0, #0x20\n"
+        "       bic     %0, %0, %3\n"
        "       mcr     p15, 0, %0, c1, c0, 1\n"
        "       mrc     p15, 0, %0, c1, c0, 0\n"
        "       bic     %0, %0, %2\n"
        "       mcr     p15, 0, %0, c1, c0, 0\n"
          : "=&r" (v)
-          : "r" (0), "Ir" (CR_C)
+          : "r" (0), "Ir" (CR_C), "Ir" (0x40)
          : "cc");
 }
@@ -49,10 +49,10 @@ static inline void cpu_leave_lowpower(void)
        "       orr     %0, %0, %1\n"
        "       mcr     p15, 0, %0, c1, c0, 0\n"
        "       mrc     p15, 0, %0, c1, c0, 1\n"
-        "       orr     %0, %0, #0x20\n"
+        "       orr     %0, %0, %2\n"
        "       mcr     p15, 0, %0, c1, c0, 1\n"
          : "=&r" (v)
-          : "Ir" (CR_C)
+          : "Ir" (CR_C), "Ir" (0x40)
          : "cc");
 }
diff --git a/arch/arm/mach-s5pv310/include/mach/debug-macro.S b/arch/arm/mach-exynos4/include/mach/debug-macro.S
index b0d920c474d..58bbd049a6c 100644
--- a/arch/arm/mach-s5pv310/include/mach/debug-macro.S
+++ b/arch/arm/mach-exynos4/include/mach/debug-macro.S
@@ -1,7 +1,7 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/debug-macro.S
+/* linux/arch/arm/mach-exynos4/include/mach/debug-macro.S
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
 * Based on arch/arm/mach-s3c6400/include/mach/debug-macro.S
 *
diff --git a/arch/arm/mach-s5pv310/include/mach/dma.h b/arch/arm/mach-exynos4/include/mach/dma.h
index 81209eb1409..81209eb1409 100644
--- a/arch/arm/mach-s5pv310/include/mach/dma.h
+++ b/arch/arm/mach-exynos4/include/mach/dma.h
diff --git a/arch/arm/mach-s5pv310/include/mach/entry-macro.S b/arch/arm/mach-exynos4/include/mach/entry-macro.S
index e600e1d522d..d8f38c2e565 100644
--- a/arch/arm/mach-s5pv310/include/mach/entry-macro.S
+++ b/arch/arm/mach-exynos4/include/mach/entry-macro.S
@@ -1,8 +1,8 @@
-/* arch/arm/mach-s5pv310/include/mach/entry-macro.S
+/* arch/arm/mach-exynos4/include/mach/entry-macro.S
 *
 * Cloned from arch/arm/mach-realview/include/mach/entry-macro.S
 *
- * Low-level IRQ helper macros for S5PV310 platforms
+ * Low-level IRQ helper macros for EXYNOS4 platforms
 *
 * This file is licensed under  the terms of the GNU General Public
 * License version 2. This program is licensed "as is" without any
diff --git a/arch/arm/mach-exynos4/include/mach/gpio.h b/arch/arm/mach-exynos4/include/mach/gpio.h
new file mode 100644
index 00000000000..939728b38d4
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/gpio.h
@@ -0,0 +1,156 @@
+/* linux/arch/arm/mach-exynos4/include/mach/gpio.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * EXYNOS4 - GPIO lib support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#ifndef __ASM_ARCH_GPIO_H
+#define __ASM_ARCH_GPIO_H __FILE__
+#define gpio_get_value  __gpio_get_value
+#define gpio_set_value  __gpio_set_value
+#define gpio_cansleep   __gpio_cansleep
+#define gpio_to_irq     __gpio_to_irq
+/* Practically, GPIO banks upto GPZ are the configurable gpio banks */
+/* GPIO bank sizes */
+#define EXYNOS4_GPIO_A0_NR      (8)
+#define EXYNOS4_GPIO_A1_NR      (6)
+#define EXYNOS4_GPIO_B_NR       (8)
+#define EXYNOS4_GPIO_C0_NR      (5)
+#define EXYNOS4_GPIO_C1_NR      (5)
+#define EXYNOS4_GPIO_D0_NR      (4)
+#define EXYNOS4_GPIO_D1_NR      (4)
+#define EXYNOS4_GPIO_E0_NR      (5)
+#define EXYNOS4_GPIO_E1_NR      (8)
+#define EXYNOS4_GPIO_E2_NR      (6)
+#define EXYNOS4_GPIO_E3_NR      (8)
+#define EXYNOS4_GPIO_E4_NR      (8)
+#define EXYNOS4_GPIO_F0_NR      (8)
+#define EXYNOS4_GPIO_F1_NR      (8)
+#define EXYNOS4_GPIO_F2_NR      (8)
+#define EXYNOS4_GPIO_F3_NR      (6)
+#define EXYNOS4_GPIO_J0_NR      (8)
+#define EXYNOS4_GPIO_J1_NR      (5)
+#define EXYNOS4_GPIO_K0_NR      (7)
+#define EXYNOS4_GPIO_K1_NR      (7)
+#define EXYNOS4_GPIO_K2_NR      (7)
+#define EXYNOS4_GPIO_K3_NR      (7)
+#define EXYNOS4_GPIO_L0_NR      (8)
+#define EXYNOS4_GPIO_L1_NR      (3)
+#define EXYNOS4_GPIO_L2_NR      (8)
+#define EXYNOS4_GPIO_X0_NR      (8)
+#define EXYNOS4_GPIO_X1_NR      (8)
+#define EXYNOS4_GPIO_X2_NR      (8)
+#define EXYNOS4_GPIO_X3_NR      (8)
+#define EXYNOS4_GPIO_Y0_NR      (6)
+#define EXYNOS4_GPIO_Y1_NR      (4)
+#define EXYNOS4_GPIO_Y2_NR      (6)
+#define EXYNOS4_GPIO_Y3_NR      (8)
+#define EXYNOS4_GPIO_Y4_NR      (8)
+#define EXYNOS4_GPIO_Y5_NR      (8)
+#define EXYNOS4_GPIO_Y6_NR      (8)
+#define EXYNOS4_GPIO_Z_NR       (7)
+/* GPIO bank numbers */
+#define EXYNOS4_GPIO_NEXT(__gpio) \
+        ((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 1)
+enum s5p_gpio_number {
+        EXYNOS4_GPIO_A0_START   = 0,
+        EXYNOS4_GPIO_A1_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_A0),
+        EXYNOS4_GPIO_B_START    = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_A1),
+        EXYNOS4_GPIO_C0_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_B),
+        EXYNOS4_GPIO_C1_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_C0),
+        EXYNOS4_GPIO_D0_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_C1),
+        EXYNOS4_GPIO_D1_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_D0),
+        EXYNOS4_GPIO_E0_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_D1),
+        EXYNOS4_GPIO_E1_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_E0),
+        EXYNOS4_GPIO_E2_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_E1),
+        EXYNOS4_GPIO_E3_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_E2),
+        EXYNOS4_GPIO_E4_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_E3),
+        EXYNOS4_GPIO_F0_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_E4),
+        EXYNOS4_GPIO_F1_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_F0),
+        EXYNOS4_GPIO_F2_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_F1),
+        EXYNOS4_GPIO_F3_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_F2),
+        EXYNOS4_GPIO_J0_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_F3),
+        EXYNOS4_GPIO_J1_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_J0),
+        EXYNOS4_GPIO_K0_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_J1),
+        EXYNOS4_GPIO_K1_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_K0),
+        EXYNOS4_GPIO_K2_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_K1),
+        EXYNOS4_GPIO_K3_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_K2),
+        EXYNOS4_GPIO_L0_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_K3),
+        EXYNOS4_GPIO_L1_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_L0),
+        EXYNOS4_GPIO_L2_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_L1),
+        EXYNOS4_GPIO_X0_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_L2),
+        EXYNOS4_GPIO_X1_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_X0),
+        EXYNOS4_GPIO_X2_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_X1),
+        EXYNOS4_GPIO_X3_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_X2),
+        EXYNOS4_GPIO_Y0_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_X3),
+        EXYNOS4_GPIO_Y1_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_Y0),
+        EXYNOS4_GPIO_Y2_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_Y1),
+        EXYNOS4_GPIO_Y3_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_Y2),
+        EXYNOS4_GPIO_Y4_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_Y3),
+        EXYNOS4_GPIO_Y5_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_Y4),
+        EXYNOS4_GPIO_Y6_START   = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_Y5),
+        EXYNOS4_GPIO_Z_START    = EXYNOS4_GPIO_NEXT(EXYNOS4_GPIO_Y6),
+};
+/* EXYNOS4 GPIO number definitions */
+#define EXYNOS4_GPA0(_nr)       (EXYNOS4_GPIO_A0_START + (_nr))
+#define EXYNOS4_GPA1(_nr)       (EXYNOS4_GPIO_A1_START + (_nr))
+#define EXYNOS4_GPB(_nr)        (EXYNOS4_GPIO_B_START + (_nr))
+#define EXYNOS4_GPC0(_nr)       (EXYNOS4_GPIO_C0_START + (_nr))
+#define EXYNOS4_GPC1(_nr)       (EXYNOS4_GPIO_C1_START + (_nr))
+#define EXYNOS4_GPD0(_nr)       (EXYNOS4_GPIO_D0_START + (_nr))
+#define EXYNOS4_GPD1(_nr)       (EXYNOS4_GPIO_D1_START + (_nr))
+#define EXYNOS4_GPE0(_nr)       (EXYNOS4_GPIO_E0_START + (_nr))
+#define EXYNOS4_GPE1(_nr)       (EXYNOS4_GPIO_E1_START + (_nr))
+#define EXYNOS4_GPE2(_nr)       (EXYNOS4_GPIO_E2_START + (_nr))
+#define EXYNOS4_GPE3(_nr)       (EXYNOS4_GPIO_E3_START + (_nr))
+#define EXYNOS4_GPE4(_nr)       (EXYNOS4_GPIO_E4_START + (_nr))
+#define EXYNOS4_GPF0(_nr)       (EXYNOS4_GPIO_F0_START + (_nr))
+#define EXYNOS4_GPF1(_nr)       (EXYNOS4_GPIO_F1_START + (_nr))
+#define EXYNOS4_GPF2(_nr)       (EXYNOS4_GPIO_F2_START + (_nr))
+#define EXYNOS4_GPF3(_nr)       (EXYNOS4_GPIO_F3_START + (_nr))
+#define EXYNOS4_GPJ0(_nr)       (EXYNOS4_GPIO_J0_START + (_nr))
+#define EXYNOS4_GPJ1(_nr)       (EXYNOS4_GPIO_J1_START + (_nr))
+#define EXYNOS4_GPK0(_nr)       (EXYNOS4_GPIO_K0_START + (_nr))
+#define EXYNOS4_GPK1(_nr)       (EXYNOS4_GPIO_K1_START + (_nr))
+#define EXYNOS4_GPK2(_nr)       (EXYNOS4_GPIO_K2_START + (_nr))
+#define EXYNOS4_GPK3(_nr)       (EXYNOS4_GPIO_K3_START + (_nr))
+#define EXYNOS4_GPL0(_nr)       (EXYNOS4_GPIO_L0_START + (_nr))
+#define EXYNOS4_GPL1(_nr)       (EXYNOS4_GPIO_L1_START + (_nr))
+#define EXYNOS4_GPL2(_nr)       (EXYNOS4_GPIO_L2_START + (_nr))
+#define EXYNOS4_GPX0(_nr)       (EXYNOS4_GPIO_X0_START + (_nr))
+#define EXYNOS4_GPX1(_nr)       (EXYNOS4_GPIO_X1_START + (_nr))
+#define EXYNOS4_GPX2(_nr)       (EXYNOS4_GPIO_X2_START + (_nr))
+#define EXYNOS4_GPX3(_nr)       (EXYNOS4_GPIO_X3_START + (_nr))
+#define EXYNOS4_GPY0(_nr)       (EXYNOS4_GPIO_Y0_START + (_nr))
+#define EXYNOS4_GPY1(_nr)       (EXYNOS4_GPIO_Y1_START + (_nr))
+#define EXYNOS4_GPY2(_nr)       (EXYNOS4_GPIO_Y2_START + (_nr))
+#define EXYNOS4_GPY3(_nr)       (EXYNOS4_GPIO_Y3_START + (_nr))
+#define EXYNOS4_GPY4(_nr)       (EXYNOS4_GPIO_Y4_START + (_nr))
+#define EXYNOS4_GPY5(_nr)       (EXYNOS4_GPIO_Y5_START + (_nr))
+#define EXYNOS4_GPY6(_nr)       (EXYNOS4_GPIO_Y6_START + (_nr))
+#define EXYNOS4_GPZ(_nr)        (EXYNOS4_GPIO_Z_START + (_nr))
+/* the end of the EXYNOS4 specific gpios */
+#define EXYNOS4_GPIO_END        (EXYNOS4_GPZ(EXYNOS4_GPIO_Z_NR) + 1)
+#define S3C_GPIO_END            EXYNOS4_GPIO_END
+/* define the number of gpios we need to the one after the GPZ() range */
+#define ARCH_NR_GPIOS           (EXYNOS4_GPZ(EXYNOS4_GPIO_Z_NR) +       \
+                                 CONFIG_SAMSUNG_GPIO_EXTRA + 1)
+#include <asm-generic/gpio.h>
+#endif /* __ASM_ARCH_GPIO_H */
diff --git a/arch/arm/mach-s5pv310/include/mach/hardware.h b/arch/arm/mach-exynos4/include/mach/hardware.h
index 28ff9881f1a..5109eb232f2 100644
--- a/arch/arm/mach-s5pv310/include/mach/hardware.h
+++ b/arch/arm/mach-exynos4/include/mach/hardware.h
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/hardware.h
+/* linux/arch/arm/mach-exynos4/include/mach/hardware.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
- * S5PV310 - Hardware support
+ * EXYNOS4 - Hardware support
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
diff --git a/arch/arm/mach-s5pv310/include/mach/io.h b/arch/arm/mach-exynos4/include/mach/io.h
index 8a7f9128391..d5478d24753 100644
--- a/arch/arm/mach-s5pv310/include/mach/io.h
+++ b/arch/arm/mach-exynos4/include/mach/io.h
@@ -1,13 +1,13 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/io.h
+/* linux/arch/arm/mach-exynos4/include/mach/io.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
 * Copyright 2008-2010 Ben Dooks <ben-linux@fluff.org>
 *
 * Based on arch/arm/mach-s5p6442/include/mach/io.h
 *
- * Default IO routines for S5PV310
+ * Default IO routines for EXYNOS4
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
diff --git a/arch/arm/mach-s5pv310/include/mach/irqs.h b/arch/arm/mach-exynos4/include/mach/irqs.h
index 536b0b59fc8..5d037301d21 100644
--- a/arch/arm/mach-s5pv310/include/mach/irqs.h
+++ b/arch/arm/mach-exynos4/include/mach/irqs.h
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/irqs.h
+/* linux/arch/arm/mach-exynos4/include/mach/irqs.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
- * S5PV310 - IRQ definitions
+ * EXYNOS4 - IRQ definitions
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
@@ -85,6 +85,9 @@
 #define IRQ_RTC_ALARM           COMBINER_IRQ(23, 0)
 #define IRQ_RTC_TIC             COMBINER_IRQ(23, 1)
+#define IRQ_GPIO_XB             COMBINER_IRQ(24, 0)
+#define IRQ_GPIO_XA             COMBINER_IRQ(24, 1)
 #define IRQ_UART0               COMBINER_IRQ(26, 0)
 #define IRQ_UART1               COMBINER_IRQ(26, 1)
 #define IRQ_UART2               COMBINER_IRQ(26, 2)
@@ -108,6 +111,11 @@
 #define IRQ_MIPI_CSIS0          COMBINER_IRQ(30, 0)
 #define IRQ_MIPI_CSIS1          COMBINER_IRQ(30, 1)
+#define IRQ_FIMC0               COMBINER_IRQ(32, 0)
+#define IRQ_FIMC1               COMBINER_IRQ(32, 1)
+#define IRQ_FIMC2               COMBINER_IRQ(33, 0)
+#define IRQ_FIMC3               COMBINER_IRQ(33, 1)
 #define IRQ_ONENAND_AUDI        COMBINER_IRQ(34, 0)
 #define IRQ_MCT_L1              COMBINER_IRQ(35, 3)
@@ -131,6 +139,7 @@
 #define IRQ_MCT_L0              COMBINER_IRQ(51, 0)
 #define IRQ_WDT                 COMBINER_IRQ(53, 0)
+#define IRQ_MCT_G0              COMBINER_IRQ(53, 4)
 #define MAX_COMBINER_NR         54
@@ -139,8 +148,13 @@
 #define S5P_EINT_BASE1          (S5P_IRQ_EINT_BASE + 0)
 #define S5P_EINT_BASE2          (S5P_IRQ_EINT_BASE + 16)
-/* Set the default NR_IRQS */
+/* optional GPIO interrupts */
+#define S5P_GPIOINT_BASE        (S5P_IRQ_EINT_BASE + 32)
+#define IRQ_GPIO1_NR_GROUPS     16
+#define IRQ_GPIO2_NR_GROUPS     9
+#define IRQ_GPIO_END            (S5P_GPIOINT_BASE + S5P_GPIOINT_COUNT)
-#define NR_IRQS                 (S5P_IRQ_EINT_BASE + 32)
+/* Set the default NR_IRQS */
+#define NR_IRQS                 (IRQ_GPIO_END)
 #endif /* __ASM_ARCH_IRQS_H */
diff --git a/arch/arm/mach-exynos4/include/mach/map.h b/arch/arm/mach-exynos4/include/mach/map.h
new file mode 100644
index 00000000000..6330b73b9ea
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/map.h
@@ -0,0 +1,162 @@
+/* linux/arch/arm/mach-exynos4/include/mach/map.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com/
+ *
+ * EXYNOS4 - Memory map definitions
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#ifndef __ASM_ARCH_MAP_H
+#define __ASM_ARCH_MAP_H __FILE__
+#include <plat/map-base.h>
+/*
+ * EXYNOS4 UART offset is 0x10000 but the older S5P SoCs are 0x400.
+ * So need to define it, and here is to avoid redefinition warning.
+ */
+#define S3C_UART_OFFSET                 (0x10000)
+#include <plat/map-s5p.h>
+#define EXYNOS4_PA_SYSRAM               0x02020000
+#define EXYNOS4_PA_FIMC0                0x11800000
+#define EXYNOS4_PA_FIMC1                0x11810000
+#define EXYNOS4_PA_FIMC2                0x11820000
+#define EXYNOS4_PA_FIMC3                0x11830000
+#define EXYNOS4_PA_I2S0                 0x03830000
+#define EXYNOS4_PA_I2S1                 0xE3100000
+#define EXYNOS4_PA_I2S2                 0xE2A00000
+#define EXYNOS4_PA_PCM0                 0x03840000
+#define EXYNOS4_PA_PCM1                 0x13980000
+#define EXYNOS4_PA_PCM2                 0x13990000
+#define EXYNOS4_PA_SROM_BANK(x)         (0x04000000 + ((x) * 0x01000000))
+#define EXYNOS4_PA_ONENAND              0x0C000000
+#define EXYNOS4_PA_ONENAND_DMA          0x0C600000
+#define EXYNOS4_PA_CHIPID               0x10000000
+#define EXYNOS4_PA_SYSCON               0x10010000
+#define EXYNOS4_PA_PMU                  0x10020000
+#define EXYNOS4_PA_CMU                  0x10030000
+#define EXYNOS4_PA_SYSTIMER             0x10050000
+#define EXYNOS4_PA_WATCHDOG             0x10060000
+#define EXYNOS4_PA_RTC                  0x10070000
+#define EXYNOS4_PA_KEYPAD               0x100A0000
+#define EXYNOS4_PA_DMC0                 0x10400000
+#define EXYNOS4_PA_COMBINER             0x10448000
+#define EXYNOS4_PA_COREPERI             0x10500000
+#define EXYNOS4_PA_GIC_CPU              0x10500100
+#define EXYNOS4_PA_TWD                  0x10500600
+#define EXYNOS4_PA_GIC_DIST             0x10501000
+#define EXYNOS4_PA_L2CC                 0x10502000
+#define EXYNOS4_PA_MDMA                 0x10810000
+#define EXYNOS4_PA_PDMA0                0x12680000
+#define EXYNOS4_PA_PDMA1                0x12690000
+#define EXYNOS4_PA_SYSMMU_MDMA          0x10A40000
+#define EXYNOS4_PA_SYSMMU_SSS           0x10A50000
+#define EXYNOS4_PA_SYSMMU_FIMC0         0x11A20000
+#define EXYNOS4_PA_SYSMMU_FIMC1         0x11A30000
+#define EXYNOS4_PA_SYSMMU_FIMC2         0x11A40000
+#define EXYNOS4_PA_SYSMMU_FIMC3         0x11A50000
+#define EXYNOS4_PA_SYSMMU_JPEG          0x11A60000
+#define EXYNOS4_PA_SYSMMU_FIMD0         0x11E20000
+#define EXYNOS4_PA_SYSMMU_FIMD1         0x12220000
+#define EXYNOS4_PA_SYSMMU_PCIe          0x12620000
+#define EXYNOS4_PA_SYSMMU_G2D           0x12A20000
+#define EXYNOS4_PA_SYSMMU_ROTATOR       0x12A30000
+#define EXYNOS4_PA_SYSMMU_MDMA2         0x12A40000
+#define EXYNOS4_PA_SYSMMU_TV            0x12E20000
+#define EXYNOS4_PA_SYSMMU_MFC_L         0x13620000
+#define EXYNOS4_PA_SYSMMU_MFC_R         0x13630000
+#define EXYNOS4_PA_GPIO1                0x11400000
+#define EXYNOS4_PA_GPIO2                0x11000000
+#define EXYNOS4_PA_GPIO3                0x03860000
+#define EXYNOS4_PA_MIPI_CSIS0           0x11880000
+#define EXYNOS4_PA_MIPI_CSIS1           0x11890000
+#define EXYNOS4_PA_HSMMC(x)             (0x12510000 + ((x) * 0x10000))
+#define EXYNOS4_PA_SATA                 0x12560000
+#define EXYNOS4_PA_SATAPHY              0x125D0000
+#define EXYNOS4_PA_SATAPHY_CTRL         0x126B0000
+#define EXYNOS4_PA_SROMC                0x12570000
+#define EXYNOS4_PA_UART                 0x13800000
+#define EXYNOS4_PA_IIC(x)               (0x13860000 + ((x) * 0x10000))
+#define EXYNOS4_PA_AC97                 0x139A0000
+#define EXYNOS4_PA_SPDIF                0x139B0000
+#define EXYNOS4_PA_TIMER                0x139D0000
+#define EXYNOS4_PA_SDRAM                0x40000000
+/* Compatibiltiy Defines */
+#define S3C_PA_HSMMC0                   EXYNOS4_PA_HSMMC(0)
+#define S3C_PA_HSMMC1                   EXYNOS4_PA_HSMMC(1)
+#define S3C_PA_HSMMC2                   EXYNOS4_PA_HSMMC(2)
+#define S3C_PA_HSMMC3                   EXYNOS4_PA_HSMMC(3)
+#define S3C_PA_IIC                      EXYNOS4_PA_IIC(0)
+#define S3C_PA_IIC1                     EXYNOS4_PA_IIC(1)
+#define S3C_PA_IIC2                     EXYNOS4_PA_IIC(2)
+#define S3C_PA_IIC3                     EXYNOS4_PA_IIC(3)
+#define S3C_PA_IIC4                     EXYNOS4_PA_IIC(4)
+#define S3C_PA_IIC5                     EXYNOS4_PA_IIC(5)
+#define S3C_PA_IIC6                     EXYNOS4_PA_IIC(6)
+#define S3C_PA_IIC7                     EXYNOS4_PA_IIC(7)
+#define S3C_PA_RTC                      EXYNOS4_PA_RTC
+#define S3C_PA_WDT                      EXYNOS4_PA_WATCHDOG
+#define S5P_PA_CHIPID                   EXYNOS4_PA_CHIPID
+#define S5P_PA_FIMC0                    EXYNOS4_PA_FIMC0
+#define S5P_PA_FIMC1                    EXYNOS4_PA_FIMC1
+#define S5P_PA_FIMC2                    EXYNOS4_PA_FIMC2
+#define S5P_PA_FIMC3                    EXYNOS4_PA_FIMC3
+#define S5P_PA_MIPI_CSIS0               EXYNOS4_PA_MIPI_CSIS0
+#define S5P_PA_MIPI_CSIS1               EXYNOS4_PA_MIPI_CSIS1
+#define S5P_PA_ONENAND                  EXYNOS4_PA_ONENAND
+#define S5P_PA_ONENAND_DMA              EXYNOS4_PA_ONENAND_DMA
+#define S5P_PA_SDRAM                    EXYNOS4_PA_SDRAM
+#define S5P_PA_SROMC                    EXYNOS4_PA_SROMC
+#define S5P_PA_SYSCON                   EXYNOS4_PA_SYSCON
+#define S5P_PA_TIMER                    EXYNOS4_PA_TIMER
+#define SAMSUNG_PA_KEYPAD               EXYNOS4_PA_KEYPAD
+/* UART */
+#define S3C_PA_UART                     EXYNOS4_PA_UART
+#define S5P_PA_UART(x)                  (S3C_PA_UART + ((x) * S3C_UART_OFFSET))
+#define S5P_PA_UART0                    S5P_PA_UART(0)
+#define S5P_PA_UART1                    S5P_PA_UART(1)
+#define S5P_PA_UART2                    S5P_PA_UART(2)
+#define S5P_PA_UART3                    S5P_PA_UART(3)
+#define S5P_PA_UART4                    S5P_PA_UART(4)
+#define S5P_SZ_UART                     SZ_256
+#endif /* __ASM_ARCH_MAP_H */
diff --git a/arch/arm/mach-s5pv310/include/mach/memory.h b/arch/arm/mach-exynos4/include/mach/memory.h
index 1dffb482324..39b47d06f9b 100644
--- a/arch/arm/mach-s5pv310/include/mach/memory.h
+++ b/arch/arm/mach-exynos4/include/mach/memory.h
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/memory.h
+/* linux/arch/arm/mach-exynos4/include/mach/memory.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
- * S5PV310 - Memory definitions
+ * EXYNOS4 - Memory definitions
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
diff --git a/arch/arm/mach-exynos4/include/mach/pm-core.h b/arch/arm/mach-exynos4/include/mach/pm-core.h
new file mode 100644
index 00000000000..f26e46bc06c
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/pm-core.h
@@ -0,0 +1,49 @@
+/* linux/arch/arm/mach-exynos4/include/mach/pm-core.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * Based on arch/arm/mach-s3c2410/include/mach/pm-core.h,
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * EXYNOS4210 - PM core support for arch/arm/plat-s5p/pm.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#include <mach/regs-pmu.h>
+static inline void s3c_pm_debug_init_uart(void)
+{
+        /* nothing here yet */
+}
+static inline void s3c_pm_arch_prepare_irqs(void)
+{
+        unsigned int tmp;
+        tmp = __raw_readl(S5P_WAKEUP_MASK);
+        tmp &= ~(1 << 31);
+        __raw_writel(tmp, S5P_WAKEUP_MASK);
+        __raw_writel(s3c_irqwake_intmask, S5P_WAKEUP_MASK);
+        __raw_writel(s3c_irqwake_eintmask, S5P_EINT_WAKEUP_MASK);
+}
+static inline void s3c_pm_arch_stop_clocks(void)
+{
+        /* nothing here yet */
+}
+static inline void s3c_pm_arch_show_resume_irqs(void)
+{
+        /* nothing here yet */
+}
+static inline void s3c_pm_arch_update_uart(void __iomem *regs,
+                                           struct pm_uart_save *save)
+{
+        /* nothing here yet */
+}
diff --git a/arch/arm/mach-s5pv310/include/mach/pwm-clock.h b/arch/arm/mach-exynos4/include/mach/pwm-clock.h
index 7e6da270108..8e12090287b 100644
--- a/arch/arm/mach-s5pv310/include/mach/pwm-clock.h
+++ b/arch/arm/mach-exynos4/include/mach/pwm-clock.h
@@ -1,7 +1,7 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/pwm-clock.h
+/* linux/arch/arm/mach-exynos4/include/mach/pwm-clock.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
 * Copyright 2008 Openmoko, Inc.
 * Copyright 2008 Simtec Electronics
@@ -10,7 +10,7 @@
 *
 * Based on arch/arm/mach-s3c64xx/include/mach/pwm-clock.h
 *
- * S5PV310 - pwm clock and timer support
+ * EXYNOS4 - pwm clock and timer support
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
diff --git a/arch/arm/mach-s5pv310/include/mach/regs-clock.h b/arch/arm/mach-exynos4/include/mach/regs-clock.h
index b5c4ada1cff..6e311c1157f 100644
--- a/arch/arm/mach-s5pv310/include/mach/regs-clock.h
+++ b/arch/arm/mach-exynos4/include/mach/regs-clock.h
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/regs-clock.h
+/* linux/arch/arm/mach-exynos4/include/mach/regs-clock.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
- * S5PV310 - Clock register definitions
+ * EXYNOS4 - Clock register definitions
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
@@ -17,13 +17,13 @@
 #define S5P_CLKREG(x)                   (S5P_VA_CMU + (x))
-#define S5P_INFORM0                     S5P_CLKREG(0x800)
 #define S5P_CLKDIV_LEFTBUS              S5P_CLKREG(0x04500)
 #define S5P_CLKDIV_STAT_LEFTBUS         S5P_CLKREG(0x04600)
+#define S5P_CLKGATE_IP_LEFTBUS          S5P_CLKREG(0x04800)
 #define S5P_CLKDIV_RIGHTBUS             S5P_CLKREG(0x08500)
 #define S5P_CLKDIV_STAT_RIGHTBUS        S5P_CLKREG(0x08600)
+#define S5P_CLKGATE_IP_RIGHTBUS         S5P_CLKREG(0x08800)
 #define S5P_EPLL_CON0                   S5P_CLKREG(0x0C110)
 #define S5P_EPLL_CON1                   S5P_CLKREG(0x0C114)
@@ -33,18 +33,24 @@
 #define S5P_CLKSRC_TOP0                 S5P_CLKREG(0x0C210)
 #define S5P_CLKSRC_TOP1                 S5P_CLKREG(0x0C214)
 #define S5P_CLKSRC_CAM                  S5P_CLKREG(0x0C220)
+#define S5P_CLKSRC_MFC                  S5P_CLKREG(0x0C228)
 #define S5P_CLKSRC_IMAGE                S5P_CLKREG(0x0C230)
 #define S5P_CLKSRC_LCD0                 S5P_CLKREG(0x0C234)
 #define S5P_CLKSRC_LCD1                 S5P_CLKREG(0x0C238)
+#define S5P_CLKSRC_MAUDIO               S5P_CLKREG(0x0C23C)
 #define S5P_CLKSRC_FSYS                 S5P_CLKREG(0x0C240)
 #define S5P_CLKSRC_PERIL0               S5P_CLKREG(0x0C250)
 #define S5P_CLKSRC_PERIL1               S5P_CLKREG(0x0C254)
 #define S5P_CLKDIV_TOP                  S5P_CLKREG(0x0C510)
 #define S5P_CLKDIV_CAM                  S5P_CLKREG(0x0C520)
+#define S5P_CLKDIV_TV                   S5P_CLKREG(0x0C524)
+#define S5P_CLKDIV_MFC                  S5P_CLKREG(0x0C528)
+#define S5P_CLKDIV_G3D                  S5P_CLKREG(0x0C52C)
 #define S5P_CLKDIV_IMAGE                S5P_CLKREG(0x0C530)
 #define S5P_CLKDIV_LCD0                 S5P_CLKREG(0x0C534)
 #define S5P_CLKDIV_LCD1                 S5P_CLKREG(0x0C538)
+#define S5P_CLKDIV_MAUDIO               S5P_CLKREG(0x0C53C)
 #define S5P_CLKDIV_FSYS0                S5P_CLKREG(0x0C540)
 #define S5P_CLKDIV_FSYS1                S5P_CLKREG(0x0C544)
 #define S5P_CLKDIV_FSYS2                S5P_CLKREG(0x0C548)
@@ -58,25 +64,36 @@
 #define S5P_CLKSRC_MASK_TOP             S5P_CLKREG(0x0C310)
 #define S5P_CLKSRC_MASK_CAM             S5P_CLKREG(0x0C320)
+#define S5P_CLKSRC_MASK_TV              S5P_CLKREG(0x0C324)
 #define S5P_CLKSRC_MASK_LCD0            S5P_CLKREG(0x0C334)
 #define S5P_CLKSRC_MASK_LCD1            S5P_CLKREG(0x0C338)
+#define S5P_CLKSRC_MASK_MAUDIO          S5P_CLKREG(0x0C33C)
 #define S5P_CLKSRC_MASK_FSYS            S5P_CLKREG(0x0C340)
 #define S5P_CLKSRC_MASK_PERIL0          S5P_CLKREG(0x0C350)
 #define S5P_CLKSRC_MASK_PERIL1          S5P_CLKREG(0x0C354)
 #define S5P_CLKDIV_STAT_TOP             S5P_CLKREG(0x0C610)
+#define S5P_CLKGATE_SCLKCAM             S5P_CLKREG(0x0C820)
 #define S5P_CLKGATE_IP_CAM              S5P_CLKREG(0x0C920)
+#define S5P_CLKGATE_IP_TV               S5P_CLKREG(0x0C924)
+#define S5P_CLKGATE_IP_MFC              S5P_CLKREG(0x0C928)
+#define S5P_CLKGATE_IP_G3D              S5P_CLKREG(0x0C92C)
 #define S5P_CLKGATE_IP_IMAGE            S5P_CLKREG(0x0C930)
 #define S5P_CLKGATE_IP_LCD0             S5P_CLKREG(0x0C934)
 #define S5P_CLKGATE_IP_LCD1             S5P_CLKREG(0x0C938)
 #define S5P_CLKGATE_IP_FSYS             S5P_CLKREG(0x0C940)
+#define S5P_CLKGATE_IP_GPS              S5P_CLKREG(0x0C94C)
 #define S5P_CLKGATE_IP_PERIL            S5P_CLKREG(0x0C950)
 #define S5P_CLKGATE_IP_PERIR            S5P_CLKREG(0x0C960)
+#define S5P_CLKGATE_BLOCK               S5P_CLKREG(0x0C970)
+#define S5P_CLKSRC_MASK_DMC             S5P_CLKREG(0x10300)
 #define S5P_CLKSRC_DMC                  S5P_CLKREG(0x10200)
 #define S5P_CLKDIV_DMC0                 S5P_CLKREG(0x10500)
+#define S5P_CLKDIV_DMC1                 S5P_CLKREG(0x10504)
 #define S5P_CLKDIV_STAT_DMC0            S5P_CLKREG(0x10600)
+#define S5P_CLKGATE_IP_DMC              S5P_CLKREG(0x10900)
 #define S5P_APLL_LOCK                   S5P_CLKREG(0x14000)
 #define S5P_MPLL_LOCK                   S5P_CLKREG(0x14004)
@@ -94,21 +111,18 @@
 #define S5P_CLKDIV_STATCPU1             S5P_CLKREG(0x14604)
 #define S5P_CLKGATE_SCLKCPU             S5P_CLKREG(0x14800)
+#define S5P_CLKGATE_IP_CPU              S5P_CLKREG(0x14900)
-/* APLL_LOCK */
 #define S5P_APLL_LOCKTIME               (0x1C20)        /* 300us */
-/* APLL_CON0 */
 #define S5P_APLLCON0_ENABLE_SHIFT       (31)
 #define S5P_APLLCON0_LOCKED_SHIFT       (29)
 #define S5P_APLL_VAL_1000               ((250 << 16) | (6 << 8) | 1)
 #define S5P_APLL_VAL_800                ((200 << 16) | (6 << 8) | 1)
-/* CLK_SRC_CPU */
 #define S5P_CLKSRC_CPU_MUXCORE_SHIFT    (16)
 #define S5P_CLKMUX_STATCPU_MUXCORE_MASK (0x7 << S5P_CLKSRC_CPU_MUXCORE_SHIFT)
-/* CLKDIV_CPU0 */
 #define S5P_CLKDIV_CPU0_CORE_SHIFT      (0)
 #define S5P_CLKDIV_CPU0_CORE_MASK       (0x7 << S5P_CLKDIV_CPU0_CORE_SHIFT)
 #define S5P_CLKDIV_CPU0_COREM0_SHIFT    (4)
@@ -124,7 +138,6 @@
 #define S5P_CLKDIV_CPU0_APLL_SHIFT      (24)
 #define S5P_CLKDIV_CPU0_APLL_MASK       (0x7 << S5P_CLKDIV_CPU0_APLL_SHIFT)
-/* CLKDIV_DMC0 */
 #define S5P_CLKDIV_DMC0_ACP_SHIFT       (0)
 #define S5P_CLKDIV_DMC0_ACP_MASK        (0x7 << S5P_CLKDIV_DMC0_ACP_SHIFT)
 #define S5P_CLKDIV_DMC0_ACPPCLK_SHIFT   (4)
@@ -142,7 +155,6 @@
 #define S5P_CLKDIV_DMC0_CORETI_SHIFT    (28)
 #define S5P_CLKDIV_DMC0_CORETI_MASK     (0x7 << S5P_CLKDIV_DMC0_CORETI_SHIFT)
-/* CLKDIV_TOP */
 #define S5P_CLKDIV_TOP_ACLK200_SHIFT    (0)
 #define S5P_CLKDIV_TOP_ACLK200_MASK     (0x7 << S5P_CLKDIV_TOP_ACLK200_SHIFT)
 #define S5P_CLKDIV_TOP_ACLK100_SHIFT    (4)
@@ -154,13 +166,14 @@
 #define S5P_CLKDIV_TOP_ONENAND_SHIFT    (16)
 #define S5P_CLKDIV_TOP_ONENAND_MASK     (0x7 << S5P_CLKDIV_TOP_ONENAND_SHIFT)
-/* CLKDIV_LEFTBUS / CLKDIV_RIGHTBUS*/
 #define S5P_CLKDIV_BUS_GDLR_SHIFT       (0)
 #define S5P_CLKDIV_BUS_GDLR_MASK        (0x7 << S5P_CLKDIV_BUS_GDLR_SHIFT)
 #define S5P_CLKDIV_BUS_GPLR_SHIFT       (4)
 #define S5P_CLKDIV_BUS_GPLR_MASK        (0x7 << S5P_CLKDIV_BUS_GPLR_SHIFT)
-/* Compatibility defines */
+/* Compatibility defines and inclusion */
+#include <mach/regs-pmu.h>
 #define S5P_EPLL_CON                    S5P_EPLL_CON0
diff --git a/arch/arm/mach-exynos4/include/mach/regs-gpio.h b/arch/arm/mach-exynos4/include/mach/regs-gpio.h
new file mode 100644
index 00000000000..1401b21663a
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/regs-gpio.h
@@ -0,0 +1,42 @@
+/* linux/arch/arm/mach-exynos4/include/mach/regs-gpio.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * EXYNOS4 - GPIO (including EINT) register definitions
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#ifndef __ASM_ARCH_REGS_GPIO_H
+#define __ASM_ARCH_REGS_GPIO_H __FILE__
+#include <mach/map.h>
+#include <mach/irqs.h>
+#define EXYNOS4_EINT40CON               (S5P_VA_GPIO2 + 0xE00)
+#define S5P_EINT_CON(x)                 (EXYNOS4_EINT40CON + ((x) * 0x4))
+#define EXYNOS4_EINT40FLTCON0           (S5P_VA_GPIO2 + 0xE80)
+#define S5P_EINT_FLTCON(x)              (EXYNOS4_EINT40FLTCON0 + ((x) * 0x4))
+#define EXYNOS4_EINT40MASK              (S5P_VA_GPIO2 + 0xF00)
+#define S5P_EINT_MASK(x)                (EXYNOS4_EINT40MASK + ((x) * 0x4))
+#define EXYNOS4_EINT40PEND              (S5P_VA_GPIO2 + 0xF40)
+#define S5P_EINT_PEND(x)                (EXYNOS4_EINT40PEND + ((x) * 0x4))
+#define EINT_REG_NR(x)                  (EINT_OFFSET(x) >> 3)
+#define eint_irq_to_bit(irq)            (1 << (EINT_OFFSET(irq) & 0x7))
+#define EINT_MODE                       S3C_GPIO_SFN(0xf)
+#define EINT_GPIO_0(x)                  EXYNOS4_GPX0(x)
+#define EINT_GPIO_1(x)                  EXYNOS4_GPX1(x)
+#define EINT_GPIO_2(x)                  EXYNOS4_GPX2(x)
+#define EINT_GPIO_3(x)                  EXYNOS4_GPX3(x)
+#endif /* __ASM_ARCH_REGS_GPIO_H */
diff --git a/arch/arm/mach-s5pv310/include/mach/regs-irq.h b/arch/arm/mach-exynos4/include/mach/regs-irq.h
index c6e09c7f916..9c7b4bfd546 100644
--- a/arch/arm/mach-s5pv310/include/mach/regs-irq.h
+++ b/arch/arm/mach-exynos4/include/mach/regs-irq.h
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/regs-irq.h
+/* linux/arch/arm/mach-exynos4/include/mach/regs-irq.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
- * S5PV310 - IRQ register definitions
+ * EXYNOS4 - IRQ register definitions
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
diff --git a/arch/arm/mach-exynos4/include/mach/regs-mct.h b/arch/arm/mach-exynos4/include/mach/regs-mct.h
new file mode 100644
index 00000000000..ca9c8434b02
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/regs-mct.h
@@ -0,0 +1,52 @@
+/* arch/arm/mach-exynos4/include/mach/regs-mct.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * EXYNOS4 MCT configutation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#ifndef __ASM_ARCH_REGS_MCT_H
+#define __ASM_ARCH_REGS_MCT_H __FILE__
+#include <mach/map.h>
+#define EXYNOS4_MCTREG(x)               (S5P_VA_SYSTIMER + (x))
+#define EXYNOS4_MCT_G_CNT_L             EXYNOS4_MCTREG(0x100)
+#define EXYNOS4_MCT_G_CNT_U             EXYNOS4_MCTREG(0x104)
+#define EXYNOS4_MCT_G_CNT_WSTAT         EXYNOS4_MCTREG(0x110)
+#define EXYNOS4_MCT_G_COMP0_L           EXYNOS4_MCTREG(0x200)
+#define EXYNOS4_MCT_G_COMP0_U           EXYNOS4_MCTREG(0x204)
+#define EXYNOS4_MCT_G_COMP0_ADD_INCR    EXYNOS4_MCTREG(0x208)
+#define EXYNOS4_MCT_G_TCON              EXYNOS4_MCTREG(0x240)
+#define EXYNOS4_MCT_G_INT_CSTAT         EXYNOS4_MCTREG(0x244)
+#define EXYNOS4_MCT_G_INT_ENB           EXYNOS4_MCTREG(0x248)
+#define EXYNOS4_MCT_G_WSTAT             EXYNOS4_MCTREG(0x24C)
+#define EXYNOS4_MCT_L0_BASE             EXYNOS4_MCTREG(0x300)
+#define EXYNOS4_MCT_L1_BASE             EXYNOS4_MCTREG(0x400)
+#define MCT_L_TCNTB_OFFSET              (0x00)
+#define MCT_L_ICNTB_OFFSET              (0x08)
+#define MCT_L_TCON_OFFSET               (0x20)
+#define MCT_L_INT_CSTAT_OFFSET          (0x30)
+#define MCT_L_INT_ENB_OFFSET            (0x34)
+#define MCT_L_WSTAT_OFFSET              (0x40)
+#define MCT_G_TCON_START                (1 << 8)
+#define MCT_G_TCON_COMP0_AUTO_INC       (1 << 1)
+#define MCT_G_TCON_COMP0_ENABLE         (1 << 0)
+#define MCT_L_TCON_INTERVAL_MODE        (1 << 2)
+#define MCT_L_TCON_INT_START            (1 << 1)
+#define MCT_L_TCON_TIMER_START          (1 << 0)
+#endif /* __ASM_ARCH_REGS_MCT_H */
diff --git a/arch/arm/mach-s5pv310/include/mach/regs-mem.h b/arch/arm/mach-exynos4/include/mach/regs-mem.h
index 834227140ea..0368b5a2725 100644
--- a/arch/arm/mach-s5pv310/include/mach/regs-mem.h
+++ b/arch/arm/mach-exynos4/include/mach/regs-mem.h
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/regs-mem.h
+/* linux/arch/arm/mach-exynos4/include/mach/regs-mem.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com
 *
- * S5PV310 - SROMC and DMC register definitions
+ * EXYNOS4 - SROMC and DMC register definitions
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
diff --git a/arch/arm/mach-exynos4/include/mach/regs-pmu.h b/arch/arm/mach-exynos4/include/mach/regs-pmu.h
new file mode 100644
index 00000000000..62b0014d05e
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/regs-pmu.h
@@ -0,0 +1,162 @@
+/* linux/arch/arm/mach-exynos4/include/mach/regs-pmu.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * EXYNOS4 - Power management unit definition
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#ifndef __ASM_ARCH_REGS_PMU_H
+#define __ASM_ARCH_REGS_PMU_H __FILE__
+#include <mach/map.h>
+#define S5P_PMUREG(x)                           (S5P_VA_PMU + (x))
+#define S5P_CENTRAL_SEQ_CONFIGURATION           S5P_PMUREG(0x0200)
+#define S5P_CENTRAL_LOWPWR_CFG                  (1 << 16)
+#define S5P_CENTRAL_SEQ_OPTION                  S5P_PMUREG(0x0208)
+#define S5P_USE_STANDBY_WFI0                    (1 << 16)
+#define S5P_USE_STANDBY_WFI1                    (1 << 17)
+#define S5P_USE_STANDBY_WFE0                    (1 << 24)
+#define S5P_USE_STANDBY_WFE1                    (1 << 25)
+#define S5P_USE_MASK                            ((0x3 << 16) | (0x3 << 24))
+#define S5P_WAKEUP_STAT                         S5P_PMUREG(0x0600)
+#define S5P_EINT_WAKEUP_MASK                    S5P_PMUREG(0x0604)
+#define S5P_WAKEUP_MASK                         S5P_PMUREG(0x0608)
+#define S5P_MIPI_DPHY_CONTROL(n)                S5P_PMUREG(0x0710 + (n) * 4)
+#define S5P_MIPI_DPHY_ENABLE                    (1 << 0)
+#define S5P_MIPI_DPHY_SRESETN                   (1 << 1)
+#define S5P_MIPI_DPHY_MRESETN                   (1 << 2)
+#define S5P_PMU_SATA_PHY_CONTROL                S5P_PMUREG(0x0720)
+#define S5P_INFORM0                             S5P_PMUREG(0x0800)
+#define S5P_INFORM1                             S5P_PMUREG(0x0804)
+#define S5P_INFORM2                             S5P_PMUREG(0x0808)
+#define S5P_INFORM3                             S5P_PMUREG(0x080C)
+#define S5P_INFORM4                             S5P_PMUREG(0x0810)
+#define S5P_INFORM5                             S5P_PMUREG(0x0814)
+#define S5P_INFORM6                             S5P_PMUREG(0x0818)
+#define S5P_INFORM7                             S5P_PMUREG(0x081C)
+#define S5P_ARM_CORE0_LOWPWR                    S5P_PMUREG(0x1000)
+#define S5P_DIS_IRQ_CORE0                       S5P_PMUREG(0x1004)
+#define S5P_DIS_IRQ_CENTRAL0                    S5P_PMUREG(0x1008)
+#define S5P_ARM_CORE1_LOWPWR                    S5P_PMUREG(0x1010)
+#define S5P_DIS_IRQ_CORE1                       S5P_PMUREG(0x1014)
+#define S5P_DIS_IRQ_CENTRAL1                    S5P_PMUREG(0x1018)
+#define S5P_ARM_COMMON_LOWPWR                   S5P_PMUREG(0x1080)
+#define S5P_L2_0_LOWPWR                         S5P_PMUREG(0x10C0)
+#define S5P_L2_1_LOWPWR                         S5P_PMUREG(0x10C4)
+#define S5P_CMU_ACLKSTOP_LOWPWR                 S5P_PMUREG(0x1100)
+#define S5P_CMU_SCLKSTOP_LOWPWR                 S5P_PMUREG(0x1104)
+#define S5P_CMU_RESET_LOWPWR                    S5P_PMUREG(0x110C)
+#define S5P_APLL_SYSCLK_LOWPWR                  S5P_PMUREG(0x1120)
+#define S5P_MPLL_SYSCLK_LOWPWR                  S5P_PMUREG(0x1124)
+#define S5P_VPLL_SYSCLK_LOWPWR                  S5P_PMUREG(0x1128)
+#define S5P_EPLL_SYSCLK_LOWPWR                  S5P_PMUREG(0x112C)
+#define S5P_CMU_CLKSTOP_GPS_ALIVE_LOWPWR        S5P_PMUREG(0x1138)
+#define S5P_CMU_RESET_GPSALIVE_LOWPWR           S5P_PMUREG(0x113C)
+#define S5P_CMU_CLKSTOP_CAM_LOWPWR              S5P_PMUREG(0x1140)
+#define S5P_CMU_CLKSTOP_TV_LOWPWR               S5P_PMUREG(0x1144)
+#define S5P_CMU_CLKSTOP_MFC_LOWPWR              S5P_PMUREG(0x1148)
+#define S5P_CMU_CLKSTOP_G3D_LOWPWR              S5P_PMUREG(0x114C)
+#define S5P_CMU_CLKSTOP_LCD0_LOWPWR             S5P_PMUREG(0x1150)
+#define S5P_CMU_CLKSTOP_LCD1_LOWPWR             S5P_PMUREG(0x1154)
+#define S5P_CMU_CLKSTOP_MAUDIO_LOWPWR           S5P_PMUREG(0x1158)
+#define S5P_CMU_CLKSTOP_GPS_LOWPWR              S5P_PMUREG(0x115C)
+#define S5P_CMU_RESET_CAM_LOWPWR                S5P_PMUREG(0x1160)
+#define S5P_CMU_RESET_TV_LOWPWR                 S5P_PMUREG(0x1164)
+#define S5P_CMU_RESET_MFC_LOWPWR                S5P_PMUREG(0x1168)
+#define S5P_CMU_RESET_G3D_LOWPWR                S5P_PMUREG(0x116C)
+#define S5P_CMU_RESET_LCD0_LOWPWR               S5P_PMUREG(0x1170)
+#define S5P_CMU_RESET_LCD1_LOWPWR               S5P_PMUREG(0x1174)
+#define S5P_CMU_RESET_MAUDIO_LOWPWR             S5P_PMUREG(0x1178)
+#define S5P_CMU_RESET_GPS_LOWPWR                S5P_PMUREG(0x117C)
+#define S5P_TOP_BUS_LOWPWR                      S5P_PMUREG(0x1180)
+#define S5P_TOP_RETENTION_LOWPWR                S5P_PMUREG(0x1184)
+#define S5P_TOP_PWR_LOWPWR                      S5P_PMUREG(0x1188)
+#define S5P_LOGIC_RESET_LOWPWR                  S5P_PMUREG(0x11A0)
+#define S5P_ONENAND_MEM_LOWPWR                  S5P_PMUREG(0x11C0)
+#define S5P_MODIMIF_MEM_LOWPWR                  S5P_PMUREG(0x11C4)
+#define S5P_G2D_ACP_MEM_LOWPWR                  S5P_PMUREG(0x11C8)
+#define S5P_USBOTG_MEM_LOWPWR                   S5P_PMUREG(0x11CC)
+#define S5P_HSMMC_MEM_LOWPWR                    S5P_PMUREG(0x11D0)
+#define S5P_CSSYS_MEM_LOWPWR                    S5P_PMUREG(0x11D4)
+#define S5P_SECSS_MEM_LOWPWR                    S5P_PMUREG(0x11D8)
+#define S5P_PCIE_MEM_LOWPWR                     S5P_PMUREG(0x11E0)
+#define S5P_SATA_MEM_LOWPWR                     S5P_PMUREG(0x11E4)
+#define S5P_PAD_RETENTION_DRAM_LOWPWR           S5P_PMUREG(0x1200)
+#define S5P_PAD_RETENTION_MAUDIO_LOWPWR         S5P_PMUREG(0x1204)
+#define S5P_PAD_RETENTION_GPIO_LOWPWR           S5P_PMUREG(0x1220)
+#define S5P_PAD_RETENTION_UART_LOWPWR           S5P_PMUREG(0x1224)
+#define S5P_PAD_RETENTION_MMCA_LOWPWR           S5P_PMUREG(0x1228)
+#define S5P_PAD_RETENTION_MMCB_LOWPWR           S5P_PMUREG(0x122C)
+#define S5P_PAD_RETENTION_EBIA_LOWPWR           S5P_PMUREG(0x1230)
+#define S5P_PAD_RETENTION_EBIB_LOWPWR           S5P_PMUREG(0x1234)
+#define S5P_PAD_RETENTION_ISOLATION_LOWPWR      S5P_PMUREG(0x1240)
+#define S5P_PAD_RETENTION_ALV_SEL_LOWPWR        S5P_PMUREG(0x1260)
+#define S5P_XUSBXTI_LOWPWR                      S5P_PMUREG(0x1280)
+#define S5P_XXTI_LOWPWR                         S5P_PMUREG(0x1284)
+#define S5P_EXT_REGULATOR_LOWPWR                S5P_PMUREG(0x12C0)
+#define S5P_GPIO_MODE_LOWPWR                    S5P_PMUREG(0x1300)
+#define S5P_GPIO_MODE_MAUDIO_LOWPWR             S5P_PMUREG(0x1340)
+#define S5P_CAM_LOWPWR                          S5P_PMUREG(0x1380)
+#define S5P_TV_LOWPWR                           S5P_PMUREG(0x1384)
+#define S5P_MFC_LOWPWR                          S5P_PMUREG(0x1388)
+#define S5P_G3D_LOWPWR                          S5P_PMUREG(0x138C)
+#define S5P_LCD0_LOWPWR                         S5P_PMUREG(0x1390)
+#define S5P_LCD1_LOWPWR                         S5P_PMUREG(0x1394)
+#define S5P_MAUDIO_LOWPWR                       S5P_PMUREG(0x1398)
+#define S5P_GPS_LOWPWR                          S5P_PMUREG(0x139C)
+#define S5P_GPS_ALIVE_LOWPWR                    S5P_PMUREG(0x13A0)
+#define S5P_ARM_CORE0_CONFIGURATION             S5P_PMUREG(0x2000)
+#define S5P_ARM_CORE0_OPTION                    S5P_PMUREG(0x2008)
+#define S5P_ARM_CORE1_CONFIGURATION             S5P_PMUREG(0x2080)
+#define S5P_ARM_CORE1_STATUS                    S5P_PMUREG(0x2084)
+#define S5P_ARM_CORE1_OPTION                    S5P_PMUREG(0x2088)
+#define S5P_ARM_COMMON_OPTION                   S5P_PMUREG(0x2408)
+#define S5P_TOP_PWR_OPTION                      S5P_PMUREG(0x2C48)
+#define S5P_CAM_OPTION                          S5P_PMUREG(0x3C08)
+#define S5P_TV_OPTION                           S5P_PMUREG(0x3C28)
+#define S5P_MFC_OPTION                          S5P_PMUREG(0x3C48)
+#define S5P_G3D_OPTION                          S5P_PMUREG(0x3C68)
+#define S5P_LCD0_OPTION                         S5P_PMUREG(0x3C88)
+#define S5P_LCD1_OPTION                         S5P_PMUREG(0x3CA8)
+#define S5P_MAUDIO_OPTION                       S5P_PMUREG(0x3CC8)
+#define S5P_GPS_OPTION                          S5P_PMUREG(0x3CE8)
+#define S5P_GPS_ALIVE_OPTION                    S5P_PMUREG(0x3D08)
+#define S5P_PAD_RET_MAUDIO_OPTION               S5P_PMUREG(0x3028)
+#define S5P_PAD_RET_GPIO_OPTION                 S5P_PMUREG(0x3108)
+#define S5P_PAD_RET_UART_OPTION                 S5P_PMUREG(0x3128)
+#define S5P_PAD_RET_MMCA_OPTION                 S5P_PMUREG(0x3148)
+#define S5P_PAD_RET_MMCB_OPTION                 S5P_PMUREG(0x3168)
+#define S5P_PAD_RET_EBIA_OPTION                 S5P_PMUREG(0x3188)
+#define S5P_PAD_RET_EBIB_OPTION                 S5P_PMUREG(0x31A8)
+#define S5P_PMU_CAM_CONF                        S5P_PMUREG(0x3C00)
+#define S5P_PMU_TV_CONF                         S5P_PMUREG(0x3C20)
+#define S5P_PMU_MFC_CONF                        S5P_PMUREG(0x3C40)
+#define S5P_PMU_G3D_CONF                        S5P_PMUREG(0x3C60)
+#define S5P_PMU_LCD0_CONF                       S5P_PMUREG(0x3C80)
+#define S5P_PMU_LCD1_CONF                       S5P_PMUREG(0x3CA0)
+#define S5P_PMU_GPS_CONF                        S5P_PMUREG(0x3CE0)
+#define S5P_PMU_SATA_PHY_CONTROL_EN             0x1
+#define S5P_INT_LOCAL_PWR_EN                    0x7
+#define S5P_CHECK_SLEEP                         0x00000BAD
+#endif /* __ASM_ARCH_REGS_PMU_H */
diff --git a/arch/arm/mach-s5pv310/include/mach/regs-sysmmu.h b/arch/arm/mach-exynos4/include/mach/regs-sysmmu.h
index 0b28e81a16f..68ff6ad08a2 100644
--- a/arch/arm/mach-s5pv310/include/mach/regs-sysmmu.h
+++ b/arch/arm/mach-exynos4/include/mach/regs-sysmmu.h
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/regs-sysmmu.h
+/* linux/arch/arm/mach-exynos4/include/mach/regs-sysmmu.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com
 *
- * S5PV310 - System MMU register
+ * EXYNOS4 - System MMU register
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
@@ -19,6 +19,10 @@
 #define S5P_MMU_FLUSH                   0x00C
 #define S5P_PT_BASE_ADDR                0x014
 #define S5P_INT_STATUS                  0x018
+#define S5P_INT_CLEAR                   0x01C
 #define S5P_PAGE_FAULT_ADDR             0x024
+#define S5P_AW_FAULT_ADDR               0x028
+#define S5P_AR_FAULT_ADDR               0x02C
+#define S5P_DEFAULT_SLAVE_ADDR          0x030
 #endif /* __ASM_ARCH_REGS_SYSMMU_H */
diff --git a/arch/arm/mach-s5pv310/include/mach/smp.h b/arch/arm/mach-exynos4/include/mach/smp.h
index 393ccbd52c4..a463dcebcfd 100644
--- a/arch/arm/mach-s5pv310/include/mach/smp.h
+++ b/arch/arm/mach-exynos4/include/mach/smp.h
@@ -1,4 +1,4 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/smp.h
+/* linux/arch/arm/mach-exynos4/include/mach/smp.h
 *
 * Cloned from arch/arm/mach-realview/include/mach/smp.h
 */
diff --git a/arch/arm/mach-exynos4/include/mach/sysmmu.h b/arch/arm/mach-exynos4/include/mach/sysmmu.h
new file mode 100644
index 00000000000..6a5fbb534e8
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/sysmmu.h
@@ -0,0 +1,46 @@
+/* linux/arch/arm/mach-exynos4/include/mach/sysmmu.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * Samsung sysmmu driver for EXYNOS4
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#ifndef __ASM_ARM_ARCH_SYSMMU_H
+#define __ASM_ARM_ARCH_SYSMMU_H __FILE__
+enum exynos4_sysmmu_ips {
+        SYSMMU_MDMA,
+        SYSMMU_SSS,
+        SYSMMU_FIMC0,
+        SYSMMU_FIMC1,
+        SYSMMU_FIMC2,
+        SYSMMU_FIMC3,
+        SYSMMU_JPEG,
+        SYSMMU_FIMD0,
+        SYSMMU_FIMD1,
+        SYSMMU_PCIe,
+        SYSMMU_G2D,
+        SYSMMU_ROTATOR,
+        SYSMMU_MDMA2,
+        SYSMMU_TV,
+        SYSMMU_MFC_L,
+        SYSMMU_MFC_R,
+        EXYNOS4_SYSMMU_TOTAL_IPNUM,
+};
+#define S5P_SYSMMU_TOTAL_IPNUM          EXYNOS4_SYSMMU_TOTAL_IPNUM
+extern const char *sysmmu_ips_name[EXYNOS4_SYSMMU_TOTAL_IPNUM];
+typedef enum exynos4_sysmmu_ips sysmmu_ips;
+void sysmmu_clk_init(struct device *dev, sysmmu_ips ips);
+void sysmmu_clk_enable(sysmmu_ips ips);
+void sysmmu_clk_disable(sysmmu_ips ips);
+#endif /* __ASM_ARM_ARCH_SYSMMU_H */
diff --git a/arch/arm/mach-s5pv310/include/mach/system.h b/arch/arm/mach-exynos4/include/mach/system.h
index d10c009cf0f..5e3220c18fc 100644
--- a/arch/arm/mach-s5pv310/include/mach/system.h
+++ b/arch/arm/mach-exynos4/include/mach/system.h
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/system.h
+/* linux/arch/arm/mach-exynos4/include/mach/system.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
- * S5PV310 - system support header
+ * EXYNOS4 - system support header
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
diff --git a/arch/arm/mach-s5pv310/include/mach/timex.h b/arch/arm/mach-exynos4/include/mach/timex.h
index bd2359b952b..6d138750a70 100644
--- a/arch/arm/mach-s5pv310/include/mach/timex.h
+++ b/arch/arm/mach-exynos4/include/mach/timex.h
@@ -1,14 +1,14 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/timex.h
+/* linux/arch/arm/mach-exynos4/include/mach/timex.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
 * Copyright (c) 2003-2010 Simtec Electronics
 *      Ben Dooks <ben@simtec.co.uk>
 *
 * Based on arch/arm/mach-s5p6442/include/mach/timex.h
 *
- * S5PV310 - time parameters
+ * EXYNOS4 - time parameters
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
diff --git a/arch/arm/mach-s5pv310/include/mach/uncompress.h b/arch/arm/mach-exynos4/include/mach/uncompress.h
index 59593c1e241..21d97bcd9ac 100644
--- a/arch/arm/mach-s5pv310/include/mach/uncompress.h
+++ b/arch/arm/mach-exynos4/include/mach/uncompress.h
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/uncompress.h
+/* linux/arch/arm/mach-exynos4/include/mach/uncompress.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
- * S5PV310 - uncompress code
+ * EXYNOS4 - uncompress code
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
diff --git a/arch/arm/mach-s5pv310/include/mach/vmalloc.h b/arch/arm/mach-exynos4/include/mach/vmalloc.h
index 65759fb9758..284330e571d 100644
--- a/arch/arm/mach-s5pv310/include/mach/vmalloc.h
+++ b/arch/arm/mach-exynos4/include/mach/vmalloc.h
@@ -1,7 +1,7 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/vmalloc.h
+/* linux/arch/arm/mach-exynos4/include/mach/vmalloc.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
 * Copyright 2010 Ben Dooks <ben-linux@fluff.org>
 *
@@ -11,7 +11,7 @@
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
- * S5PV310 vmalloc definition
+ * EXYNOS4 vmalloc definition
 */
 #ifndef __ASM_ARCH_VMALLOC_H
diff --git a/arch/arm/mach-s5pv310/init.c b/arch/arm/mach-exynos4/init.c
index 182dcf42cfb..cf91f50e43a 100644
--- a/arch/arm/mach-s5pv310/init.c
+++ b/arch/arm/mach-exynos4/init.c
@@ -1,4 +1,4 @@
-/* linux/arch/arm/mach-s5pv310/init.c
+/* linux/arch/arm/mach-exynos4/init.c
 *
 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com/
@@ -14,7 +14,7 @@
 #include <plat/devs.h>
 #include <plat/regs-serial.h>
-static struct s3c24xx_uart_clksrc s5pv310_serial_clocks[] = {
+static struct s3c24xx_uart_clksrc exynos4_serial_clocks[] = {
        [0] = {
                .name           = "uclk1",
                .divisor        = 1,
@@ -24,7 +24,7 @@ static struct s3c24xx_uart_clksrc s5pv310_serial_clocks[] = {
 };
 /* uart registration process */
-void __init s5pv310_common_init_uarts(struct s3c2410_uartcfg *cfg, int no)
+void __init exynos4_common_init_uarts(struct s3c2410_uartcfg *cfg, int no)
 {
        struct s3c2410_uartcfg *tcfg = cfg;
        u32 ucnt;
@@ -32,8 +32,8 @@ void __init s5pv310_common_init_uarts(struct s3c2410_uartcfg *cfg, int no)
        for (ucnt = 0; ucnt < no; ucnt++, tcfg++) {
                if (!tcfg->clocks) {
                        tcfg->has_fracval = 1;
-                        tcfg->clocks = s5pv310_serial_clocks;
+                        tcfg->clocks = exynos4_serial_clocks;
-                        tcfg->clocks_size = ARRAY_SIZE(s5pv310_serial_clocks);
+                        tcfg->clocks_size = ARRAY_SIZE(exynos4_serial_clocks);
                }
        }
diff --git a/arch/arm/mach-s5pv310/irq-combiner.c b/arch/arm/mach-exynos4/irq-combiner.c
index 1ea4a9e83bb..31618d91ce1 100644
--- a/arch/arm/mach-s5pv310/irq-combiner.c
+++ b/arch/arm/mach-exynos4/irq-combiner.c
@@ -1,6 +1,6 @@
-/* linux/arch/arm/mach-s5pv310/irq-combiner.c
+/* linux/arch/arm/mach-exynos4/irq-combiner.c
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com
 *
 * Based on arch/arm/common/gic.c
diff --git a/arch/arm/mach-s5pv310/irq-eint.c b/arch/arm/mach-exynos4/irq-eint.c
index 477bd9e97f0..4f7ad4a796e 100644
--- a/arch/arm/mach-s5pv310/irq-eint.c
+++ b/arch/arm/mach-exynos4/irq-eint.c
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/irq-eint.c
+/* linux/arch/arm/mach-exynos4/irq-eint.c
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com
 *
- * S5PV310 - IRQ EINT support
+ * EXYNOS4 - IRQ EINT support
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
@@ -27,7 +27,7 @@ static DEFINE_SPINLOCK(eint_lock);
 static unsigned int eint0_15_data[16];
-static unsigned int s5pv310_get_irq_nr(unsigned int number)
+static unsigned int exynos4_get_irq_nr(unsigned int number)
 {
        u32 ret = 0;
@@ -48,7 +48,7 @@ static unsigned int s5pv310_get_irq_nr(unsigned int number)
        return ret;
 }
-static inline void s5pv310_irq_eint_mask(struct irq_data *data)
+static inline void exynos4_irq_eint_mask(struct irq_data *data)
 {
        u32 mask;
@@ -59,7 +59,7 @@ static inline void s5pv310_irq_eint_mask(struct irq_data *data)
        spin_unlock(&eint_lock);
 }
-static void s5pv310_irq_eint_unmask(struct irq_data *data)
+static void exynos4_irq_eint_unmask(struct irq_data *data)
 {
        u32 mask;
@@ -70,19 +70,19 @@ static void s5pv310_irq_eint_unmask(struct irq_data *data)
        spin_unlock(&eint_lock);
 }
-static inline void s5pv310_irq_eint_ack(struct irq_data *data)
+static inline void exynos4_irq_eint_ack(struct irq_data *data)
 {
        __raw_writel(eint_irq_to_bit(data->irq),
                     S5P_EINT_PEND(EINT_REG_NR(data->irq)));
 }
-static void s5pv310_irq_eint_maskack(struct irq_data *data)
+static void exynos4_irq_eint_maskack(struct irq_data *data)
 {
-        s5pv310_irq_eint_mask(data);
+        exynos4_irq_eint_mask(data);
-        s5pv310_irq_eint_ack(data);
+        exynos4_irq_eint_ack(data);
 }
-static int s5pv310_irq_eint_set_type(struct irq_data *data, unsigned int type)
+static int exynos4_irq_eint_set_type(struct irq_data *data, unsigned int type)
 {
        int offs = EINT_OFFSET(data->irq);
        int shift;
@@ -145,19 +145,19 @@ static int s5pv310_irq_eint_set_type(struct irq_data *data, unsigned int type)
        return 0;
 }
-static struct irq_chip s5pv310_irq_eint = {
+static struct irq_chip exynos4_irq_eint = {
-        .name           = "s5pv310-eint",
+        .name           = "exynos4-eint",
-        .irq_mask       = s5pv310_irq_eint_mask,
+        .irq_mask       = exynos4_irq_eint_mask,
-        .irq_unmask     = s5pv310_irq_eint_unmask,
+        .irq_unmask     = exynos4_irq_eint_unmask,
-        .irq_mask_ack   = s5pv310_irq_eint_maskack,
+        .irq_mask_ack   = exynos4_irq_eint_maskack,
-        .irq_ack        = s5pv310_irq_eint_ack,
+        .irq_ack        = exynos4_irq_eint_ack,
-        .irq_set_type   = s5pv310_irq_eint_set_type,
+        .irq_set_type   = exynos4_irq_eint_set_type,
 #ifdef CONFIG_PM
        .irq_set_wake   = s3c_irqext_wake,
 #endif
 };
-/* s5pv310_irq_demux_eint
+/* exynos4_irq_demux_eint
 *
 * This function demuxes the IRQ from from EINTs 16 to 31.
 * It is designed to be inlined into the specific handler
@@ -165,7 +165,7 @@ static struct irq_chip s5pv310_irq_eint = {
 *
 * Each EINT pend/mask registers handle eight of them.
 */
-static inline void s5pv310_irq_demux_eint(unsigned int start)
+static inline void exynos4_irq_demux_eint(unsigned int start)
 {
        unsigned int irq;
@@ -182,13 +182,13 @@ static inline void s5pv310_irq_demux_eint(unsigned int start)
        }
 }
-static void s5pv310_irq_demux_eint16_31(unsigned int irq, struct irq_desc *desc)
+static void exynos4_irq_demux_eint16_31(unsigned int irq, struct irq_desc *desc)
 {
-        s5pv310_irq_demux_eint(IRQ_EINT(16));
+        exynos4_irq_demux_eint(IRQ_EINT(16));
-        s5pv310_irq_demux_eint(IRQ_EINT(24));
+        exynos4_irq_demux_eint(IRQ_EINT(24));
 }
-static void s5pv310_irq_eint0_15(unsigned int irq, struct irq_desc *desc)
+static void exynos4_irq_eint0_15(unsigned int irq, struct irq_desc *desc)
 {
        u32 *irq_data = get_irq_data(irq);
        struct irq_chip *chip = get_irq_chip(irq);
@@ -203,27 +203,27 @@ static void s5pv310_irq_eint0_15(unsigned int irq, struct irq_desc *desc)
        chip->irq_unmask(&desc->irq_data);
 }
-int __init s5pv310_init_irq_eint(void)
+int __init exynos4_init_irq_eint(void)
 {
        int irq;
        for (irq = 0 ; irq <= 31 ; irq++) {
-                set_irq_chip(IRQ_EINT(irq), &s5pv310_irq_eint);
+                set_irq_chip(IRQ_EINT(irq), &exynos4_irq_eint);
                set_irq_handler(IRQ_EINT(irq), handle_level_irq);
                set_irq_flags(IRQ_EINT(irq), IRQF_VALID);
        }
-        set_irq_chained_handler(IRQ_EINT16_31, s5pv310_irq_demux_eint16_31);
+        set_irq_chained_handler(IRQ_EINT16_31, exynos4_irq_demux_eint16_31);
        for (irq = 0 ; irq <= 15 ; irq++) {
                eint0_15_data[irq] = IRQ_EINT(irq);
-                set_irq_data(s5pv310_get_irq_nr(irq), &eint0_15_data[irq]);
+                set_irq_data(exynos4_get_irq_nr(irq), &eint0_15_data[irq]);
-                set_irq_chained_handler(s5pv310_get_irq_nr(irq),
+                set_irq_chained_handler(exynos4_get_irq_nr(irq),
-                                        s5pv310_irq_eint0_15);
+                                        exynos4_irq_eint0_15);
        }
        return 0;
 }
-arch_initcall(s5pv310_init_irq_eint);
+arch_initcall(exynos4_init_irq_eint);
diff --git a/arch/arm/mach-s5pv310/localtimer.c b/arch/arm/mach-exynos4/localtimer.c
index 2784036cd8b..2a2993ae8d8 100644
--- a/arch/arm/mach-s5pv310/localtimer.c
+++ b/arch/arm/mach-exynos4/localtimer.c
@@ -1,4 +1,4 @@
-/* linux/arch/arm/mach-s5pv310/localtimer.c
+/* linux/arch/arm/mach-exynos4/localtimer.c
 *
 * Cloned from linux/arch/arm/mach-realview/localtimer.c
 *
diff --git a/arch/arm/mach-exynos4/mach-armlex4210.c b/arch/arm/mach-exynos4/mach-armlex4210.c
new file mode 100644
index 00000000000..b482c6285fc
--- /dev/null
+++ b/arch/arm/mach-exynos4/mach-armlex4210.c
@@ -0,0 +1,215 @@
+/* linux/arch/arm/mach-exynos4/mach-armlex4210.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#include <linux/gpio.h>
+#include <linux/io.h>
+#include <linux/mmc/host.h>
+#include <linux/platform_device.h>
+#include <linux/serial_core.h>
+#include <linux/smsc911x.h>
+#include <asm/mach/arch.h>
+#include <asm/mach-types.h>
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/exynos4.h>
+#include <plat/gpio-cfg.h>
+#include <plat/regs-serial.h>
+#include <plat/regs-srom.h>
+#include <plat/sdhci.h>
+#include <mach/map.h>
+/* Following are default values for UCON, ULCON and UFCON UART registers */
+#define ARMLEX4210_UCON_DEFAULT (S3C2410_UCON_TXILEVEL |        \
+                                 S3C2410_UCON_RXILEVEL |        \
+                                 S3C2410_UCON_TXIRQMODE |       \
+                                 S3C2410_UCON_RXIRQMODE |       \
+                                 S3C2410_UCON_RXFIFO_TOI |      \
+                                 S3C2443_UCON_RXERR_IRQEN)
+#define ARMLEX4210_ULCON_DEFAULT        S3C2410_LCON_CS8
+#define ARMLEX4210_UFCON_DEFAULT        (S3C2410_UFCON_FIFOMODE |       \
+                                 S5PV210_UFCON_TXTRIG4 |        \
+                                 S5PV210_UFCON_RXTRIG4)
+static struct s3c2410_uartcfg armlex4210_uartcfgs[] __initdata = {
+        [0] = {
+                .hwport         = 0,
+                .flags          = 0,
+                .ucon           = ARMLEX4210_UCON_DEFAULT,
+                .ulcon          = ARMLEX4210_ULCON_DEFAULT,
+                .ufcon          = ARMLEX4210_UFCON_DEFAULT,
+        },
+        [1] = {
+                .hwport         = 1,
+                .flags          = 0,
+                .ucon           = ARMLEX4210_UCON_DEFAULT,
+                .ulcon          = ARMLEX4210_ULCON_DEFAULT,
+                .ufcon          = ARMLEX4210_UFCON_DEFAULT,
+        },
+        [2] = {
+                .hwport         = 2,
+                .flags          = 0,
+                .ucon           = ARMLEX4210_UCON_DEFAULT,
+                .ulcon          = ARMLEX4210_ULCON_DEFAULT,
+                .ufcon          = ARMLEX4210_UFCON_DEFAULT,
+        },
+        [3] = {
+                .hwport         = 3,
+                .flags          = 0,
+                .ucon           = ARMLEX4210_UCON_DEFAULT,
+                .ulcon          = ARMLEX4210_ULCON_DEFAULT,
+                .ufcon          = ARMLEX4210_UFCON_DEFAULT,
+        },
+};
+static struct s3c_sdhci_platdata armlex4210_hsmmc0_pdata __initdata = {
+        .cd_type                = S3C_SDHCI_CD_PERMANENT,
+        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
+#ifdef CONFIG_EXYNOS4_SDHCI_CH0_8BIT
+        .max_width              = 8,
+        .host_caps              = MMC_CAP_8_BIT_DATA,
+#endif
+};
+static struct s3c_sdhci_platdata armlex4210_hsmmc2_pdata __initdata = {
+        .cd_type                = S3C_SDHCI_CD_GPIO,
+        .ext_cd_gpio            = EXYNOS4_GPX2(5),
+        .ext_cd_gpio_invert     = 1,
+        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
+        .max_width              = 4,
+};
+static struct s3c_sdhci_platdata armlex4210_hsmmc3_pdata __initdata = {
+        .cd_type                = S3C_SDHCI_CD_PERMANENT,
+        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
+        .max_width              = 4,
+};
+static void __init armlex4210_sdhci_init(void)
+{
+        s3c_sdhci0_set_platdata(&armlex4210_hsmmc0_pdata);
+        s3c_sdhci2_set_platdata(&armlex4210_hsmmc2_pdata);
+        s3c_sdhci3_set_platdata(&armlex4210_hsmmc3_pdata);
+}
+static void __init armlex4210_wlan_init(void)
+{
+        /* enable */
+        s3c_gpio_cfgpin(EXYNOS4_GPX2(0), S3C_GPIO_SFN(0xf));
+        s3c_gpio_setpull(EXYNOS4_GPX2(0), S3C_GPIO_PULL_UP);
+        /* reset */
+        s3c_gpio_cfgpin(EXYNOS4_GPX1(6), S3C_GPIO_SFN(0xf));
+        s3c_gpio_setpull(EXYNOS4_GPX1(6), S3C_GPIO_PULL_UP);
+        /* wakeup */
+        s3c_gpio_cfgpin(EXYNOS4_GPX1(5), S3C_GPIO_SFN(0xf));
+        s3c_gpio_setpull(EXYNOS4_GPX1(5), S3C_GPIO_PULL_UP);
+}
+static struct resource armlex4210_smsc911x_resources[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_SROM_BANK(3),
+                .end    = EXYNOS4_PA_SROM_BANK(3) + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_EINT(27),
+                .end    = IRQ_EINT(27),
+                .flags  = IORESOURCE_IRQ | IRQF_TRIGGER_HIGH,
+        },
+};
+static struct smsc911x_platform_config smsc9215_config = {
+        .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
+        .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
+        .flags          = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY,
+        .phy_interface  = PHY_INTERFACE_MODE_MII,
+        .mac            = {0x00, 0x80, 0x00, 0x23, 0x45, 0x67},
+};
+static struct platform_device armlex4210_smsc911x = {
+        .name           = "smsc911x",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(armlex4210_smsc911x_resources),
+        .resource       = armlex4210_smsc911x_resources,
+        .dev            = {
+                .platform_data  = &smsc9215_config,
+        },
+};
+static struct platform_device *armlex4210_devices[] __initdata = {
+        &s3c_device_hsmmc0,
+        &s3c_device_hsmmc2,
+        &s3c_device_hsmmc3,
+        &s3c_device_rtc,
+        &s3c_device_wdt,
+        &exynos4_device_sysmmu,
+        &samsung_asoc_dma,
+        &armlex4210_smsc911x,
+        &exynos4_device_ahci,
+};
+static void __init armlex4210_smsc911x_init(void)
+{
+        u32 cs1;
+        /* configure nCS1 width to 16 bits */
+        cs1 = __raw_readl(S5P_SROM_BW) &
+                ~(S5P_SROM_BW__CS_MASK << S5P_SROM_BW__NCS1__SHIFT);
+        cs1 |= ((1 << S5P_SROM_BW__DATAWIDTH__SHIFT) |
+                (0 << S5P_SROM_BW__WAITENABLE__SHIFT) |
+                (1 << S5P_SROM_BW__ADDRMODE__SHIFT) |
+                (1 << S5P_SROM_BW__BYTEENABLE__SHIFT)) <<
+                S5P_SROM_BW__NCS1__SHIFT;
+        __raw_writel(cs1, S5P_SROM_BW);
+        /* set timing for nCS1 suitable for ethernet chip */
+        __raw_writel((0x1 << S5P_SROM_BCX__PMC__SHIFT) |
+                     (0x9 << S5P_SROM_BCX__TACP__SHIFT) |
+                     (0xc << S5P_SROM_BCX__TCAH__SHIFT) |
+                     (0x1 << S5P_SROM_BCX__TCOH__SHIFT) |
+                     (0x6 << S5P_SROM_BCX__TACC__SHIFT) |
+                     (0x1 << S5P_SROM_BCX__TCOS__SHIFT) |
+                     (0x1 << S5P_SROM_BCX__TACS__SHIFT), S5P_SROM_BC1);
+}
+static void __init armlex4210_map_io(void)
+{
+        s5p_init_io(NULL, 0, S5P_VA_CHIPID);
+        s3c24xx_init_clocks(24000000);
+        s3c24xx_init_uarts(armlex4210_uartcfgs,
+                           ARRAY_SIZE(armlex4210_uartcfgs));
+}
+static void __init armlex4210_machine_init(void)
+{
+        armlex4210_smsc911x_init();
+        armlex4210_sdhci_init();
+        armlex4210_wlan_init();
+        platform_add_devices(armlex4210_devices,
+                             ARRAY_SIZE(armlex4210_devices));
+}
+MACHINE_START(ARMLEX4210, "ARMLEX4210")
+        /* Maintainer: Alim Akhtar <alim.akhtar@samsung.com> */
+        .boot_params    = S5P_PA_SDRAM + 0x100,
+        .init_irq       = exynos4_init_irq,
+        .map_io         = armlex4210_map_io,
+        .init_machine   = armlex4210_machine_init,
+        .timer          = &exynos4_timer,
+MACHINE_END
diff --git a/arch/arm/mach-exynos4/mach-nuri.c b/arch/arm/mach-exynos4/mach-nuri.c
new file mode 100644
index 00000000000..b79ad010d19
--- /dev/null
+++ b/arch/arm/mach-exynos4/mach-nuri.c
@@ -0,0 +1,305 @@
+/*
+ * linux/arch/arm/mach-exynos4/mach-nuri.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/platform_device.h>
+#include <linux/serial_core.h>
+#include <linux/input.h>
+#include <linux/i2c.h>
+#include <linux/gpio_keys.h>
+#include <linux/gpio.h>
+#include <linux/regulator/machine.h>
+#include <linux/regulator/fixed.h>
+#include <linux/mmc/host.h>
+#include <linux/fb.h>
+#include <linux/pwm_backlight.h>
+#include <video/platform_lcd.h>
+#include <asm/mach/arch.h>
+#include <asm/mach-types.h>
+#include <plat/regs-serial.h>
+#include <plat/exynos4.h>
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/sdhci.h>
+#include <mach/map.h>
+/* Following are default values for UCON, ULCON and UFCON UART registers */
+#define NURI_UCON_DEFAULT       (S3C2410_UCON_TXILEVEL |        \
+                                 S3C2410_UCON_RXILEVEL |        \
+                                 S3C2410_UCON_TXIRQMODE |       \
+                                 S3C2410_UCON_RXIRQMODE |       \
+                                 S3C2410_UCON_RXFIFO_TOI |      \
+                                 S3C2443_UCON_RXERR_IRQEN)
+#define NURI_ULCON_DEFAULT      S3C2410_LCON_CS8
+#define NURI_UFCON_DEFAULT      (S3C2410_UFCON_FIFOMODE |       \
+                                 S5PV210_UFCON_TXTRIG256 |      \
+                                 S5PV210_UFCON_RXTRIG256)
+enum fixed_regulator_id {
+        FIXED_REG_ID_MMC = 0,
+};
+static struct s3c2410_uartcfg nuri_uartcfgs[] __initdata = {
+        {
+                .hwport         = 0,
+                .ucon           = NURI_UCON_DEFAULT,
+                .ulcon          = NURI_ULCON_DEFAULT,
+                .ufcon          = NURI_UFCON_DEFAULT,
+        },
+        {
+                .hwport         = 1,
+                .ucon           = NURI_UCON_DEFAULT,
+                .ulcon          = NURI_ULCON_DEFAULT,
+                .ufcon          = NURI_UFCON_DEFAULT,
+        },
+        {
+                .hwport         = 2,
+                .ucon           = NURI_UCON_DEFAULT,
+                .ulcon          = NURI_ULCON_DEFAULT,
+                .ufcon          = NURI_UFCON_DEFAULT,
+        },
+        {
+                .hwport         = 3,
+                .ucon           = NURI_UCON_DEFAULT,
+                .ulcon          = NURI_ULCON_DEFAULT,
+                .ufcon          = NURI_UFCON_DEFAULT,
+        },
+};
+/* eMMC */
+static struct s3c_sdhci_platdata nuri_hsmmc0_data __initdata = {
+        .max_width              = 8,
+        .host_caps              = (MMC_CAP_8_BIT_DATA | MMC_CAP_4_BIT_DATA |
+                                MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
+                                MMC_CAP_DISABLE | MMC_CAP_ERASE),
+        .cd_type                = S3C_SDHCI_CD_PERMANENT,
+        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
+};
+static struct regulator_consumer_supply emmc_supplies[] = {
+        REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),
+        REGULATOR_SUPPLY("vmmc", "dw_mmc"),
+};
+static struct regulator_init_data emmc_fixed_voltage_init_data = {
+        .constraints            = {
+                .name           = "VMEM_VDD_2.8V",
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(emmc_supplies),
+        .consumer_supplies      = emmc_supplies,
+};
+static struct fixed_voltage_config emmc_fixed_voltage_config = {
+        .supply_name            = "MASSMEMORY_EN (inverted)",
+        .microvolts             = 2800000,
+        .gpio                   = EXYNOS4_GPL1(1),
+        .enable_high            = false,
+        .init_data              = &emmc_fixed_voltage_init_data,
+};
+static struct platform_device emmc_fixed_voltage = {
+        .name                   = "reg-fixed-voltage",
+        .id                     = FIXED_REG_ID_MMC,
+        .dev                    = {
+                .platform_data  = &emmc_fixed_voltage_config,
+        },
+};
+/* SD */
+static struct s3c_sdhci_platdata nuri_hsmmc2_data __initdata = {
+        .max_width              = 4,
+        .host_caps              = MMC_CAP_4_BIT_DATA |
+                                MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
+                                MMC_CAP_DISABLE,
+        .ext_cd_gpio            = EXYNOS4_GPX3(3),      /* XEINT_27 */
+        .ext_cd_gpio_invert     = 1,
+        .cd_type                = S3C_SDHCI_CD_GPIO,
+        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
+};
+/* WLAN */
+static struct s3c_sdhci_platdata nuri_hsmmc3_data __initdata = {
+        .max_width              = 4,
+        .host_caps              = MMC_CAP_4_BIT_DATA |
+                                MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
+        .cd_type                = S3C_SDHCI_CD_EXTERNAL,
+        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
+};
+static void __init nuri_sdhci_init(void)
+{
+        s3c_sdhci0_set_platdata(&nuri_hsmmc0_data);
+        s3c_sdhci2_set_platdata(&nuri_hsmmc2_data);
+        s3c_sdhci3_set_platdata(&nuri_hsmmc3_data);
+}
+/* GPIO KEYS */
+static struct gpio_keys_button nuri_gpio_keys_tables[] = {
+        {
+                .code                   = KEY_VOLUMEUP,
+                .gpio                   = EXYNOS4_GPX2(0),      /* XEINT16 */
+                .desc                   = "gpio-keys: KEY_VOLUMEUP",
+                .type                   = EV_KEY,
+                .active_low             = 1,
+                .debounce_interval      = 1,
+        }, {
+                .code                   = KEY_VOLUMEDOWN,
+                .gpio                   = EXYNOS4_GPX2(1),      /* XEINT17 */
+                .desc                   = "gpio-keys: KEY_VOLUMEDOWN",
+                .type                   = EV_KEY,
+                .active_low             = 1,
+                .debounce_interval      = 1,
+        }, {
+                .code                   = KEY_POWER,
+                .gpio                   = EXYNOS4_GPX2(7),      /* XEINT23 */
+                .desc                   = "gpio-keys: KEY_POWER",
+                .type                   = EV_KEY,
+                .active_low             = 1,
+                .wakeup                 = 1,
+                .debounce_interval      = 1,
+        },
+};
+static struct gpio_keys_platform_data nuri_gpio_keys_data = {
+        .buttons                = nuri_gpio_keys_tables,
+        .nbuttons               = ARRAY_SIZE(nuri_gpio_keys_tables),
+};
+static struct platform_device nuri_gpio_keys = {
+        .name                   = "gpio-keys",
+        .dev                    = {
+                .platform_data  = &nuri_gpio_keys_data,
+        },
+};
+static void nuri_lcd_power_on(struct plat_lcd_data *pd, unsigned int power)
+{
+        int gpio = EXYNOS4_GPE1(5);
+        gpio_request(gpio, "LVDS_nSHDN");
+        gpio_direction_output(gpio, power);
+        gpio_free(gpio);
+}
+static int nuri_bl_init(struct device *dev)
+{
+        int ret, gpio = EXYNOS4_GPE2(3);
+        ret = gpio_request(gpio, "LCD_LDO_EN");
+        if (!ret)
+                gpio_direction_output(gpio, 0);
+        return ret;
+}
+static int nuri_bl_notify(struct device *dev, int brightness)
+{
+        if (brightness < 1)
+                brightness = 0;
+        gpio_set_value(EXYNOS4_GPE2(3), 1);
+        return brightness;
+}
+static void nuri_bl_exit(struct device *dev)
+{
+        gpio_free(EXYNOS4_GPE2(3));
+}
+/* nuri pwm backlight */
+static struct platform_pwm_backlight_data nuri_backlight_data = {
+        .pwm_id                 = 0,
+        .pwm_period_ns          = 30000,
+        .max_brightness         = 100,
+        .dft_brightness         = 50,
+        .init                   = nuri_bl_init,
+        .notify                 = nuri_bl_notify,
+        .exit                   = nuri_bl_exit,
+};
+static struct platform_device nuri_backlight_device = {
+        .name                   = "pwm-backlight",
+        .id                     = -1,
+        .dev                    = {
+                .parent         = &s3c_device_timer[0].dev,
+                .platform_data  = &nuri_backlight_data,
+        },
+};
+static struct plat_lcd_data nuri_lcd_platform_data = {
+        .set_power              = nuri_lcd_power_on,
+};
+static struct platform_device nuri_lcd_device = {
+        .name                   = "platform-lcd",
+        .id                     = -1,
+        .dev                    = {
+                .platform_data  = &nuri_lcd_platform_data,
+        },
+};
+/* I2C1 */
+static struct i2c_board_info i2c1_devs[] __initdata = {
+        /* Gyro, To be updated */
+};
+/* GPIO I2C 5 (PMIC) */
+static struct i2c_board_info i2c5_devs[] __initdata = {
+        /* max8997, To be updated */
+};
+static struct platform_device *nuri_devices[] __initdata = {
+        /* Samsung Platform Devices */
+        &emmc_fixed_voltage,
+        &s3c_device_hsmmc0,
+        &s3c_device_hsmmc2,
+        &s3c_device_hsmmc3,
+        &s3c_device_wdt,
+        &s3c_device_timer[0],
+        /* NURI Devices */
+        &nuri_gpio_keys,
+        &nuri_lcd_device,
+        &nuri_backlight_device,
+};
+static void __init nuri_map_io(void)
+{
+        s5p_init_io(NULL, 0, S5P_VA_CHIPID);
+        s3c24xx_init_clocks(24000000);
+        s3c24xx_init_uarts(nuri_uartcfgs, ARRAY_SIZE(nuri_uartcfgs));
+}
+static void __init nuri_machine_init(void)
+{
+        nuri_sdhci_init();
+        i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs));
+        i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs));
+        /* Last */
+        platform_add_devices(nuri_devices, ARRAY_SIZE(nuri_devices));
+}
+MACHINE_START(NURI, "NURI")
+        /* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */
+        .boot_params    = S5P_PA_SDRAM + 0x100,
+        .init_irq       = exynos4_init_irq,
+        .map_io         = nuri_map_io,
+        .init_machine   = nuri_machine_init,
+        .timer          = &exynos4_timer,
+MACHINE_END
diff --git a/arch/arm/mach-s5pv310/mach-smdkc210.c b/arch/arm/mach-exynos4/mach-smdkc210.c
index d9cab02e23c..25a25681812 100644
--- a/arch/arm/mach-s5pv310/mach-smdkc210.c
+++ b/arch/arm/mach-exynos4/mach-smdkc210.c
@@ -1,7 +1,7 @@
-/* linux/arch/arm/mach-s5pv310/mach-smdkc210.c
+/* linux/arch/arm/mach-exynos4/mach-smdkc210.c
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
@@ -21,7 +21,7 @@
 #include <plat/regs-serial.h>
 #include <plat/regs-srom.h>
-#include <plat/s5pv310.h>
+#include <plat/exynos4.h>
 #include <plat/cpu.h>
 #include <plat/devs.h>
 #include <plat/sdhci.h>
@@ -77,10 +77,10 @@ static struct s3c2410_uartcfg smdkc210_uartcfgs[] __initdata = {
 static struct s3c_sdhci_platdata smdkc210_hsmmc0_pdata __initdata = {
        .cd_type                = S3C_SDHCI_CD_GPIO,
-        .ext_cd_gpio            = S5PV310_GPK0(2),
+        .ext_cd_gpio            = EXYNOS4_GPK0(2),
        .ext_cd_gpio_invert     = 1,
        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
-#ifdef CONFIG_S5PV310_SDHCI_CH0_8BIT
+#ifdef CONFIG_EXYNOS4_SDHCI_CH0_8BIT
        .max_width              = 8,
        .host_caps              = MMC_CAP_8_BIT_DATA,
 #endif
@@ -88,17 +88,17 @@ static struct s3c_sdhci_platdata smdkc210_hsmmc0_pdata __initdata = {
 static struct s3c_sdhci_platdata smdkc210_hsmmc1_pdata __initdata = {
        .cd_type                = S3C_SDHCI_CD_GPIO,
-        .ext_cd_gpio            = S5PV310_GPK0(2),
+        .ext_cd_gpio            = EXYNOS4_GPK0(2),
        .ext_cd_gpio_invert     = 1,
        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
 };
 static struct s3c_sdhci_platdata smdkc210_hsmmc2_pdata __initdata = {
        .cd_type                = S3C_SDHCI_CD_GPIO,
-        .ext_cd_gpio            = S5PV310_GPK2(2),
+        .ext_cd_gpio            = EXYNOS4_GPK2(2),
        .ext_cd_gpio_invert     = 1,
        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
-#ifdef CONFIG_S5PV310_SDHCI_CH2_8BIT
+#ifdef CONFIG_EXYNOS4_SDHCI_CH2_8BIT
        .max_width              = 8,
        .host_caps              = MMC_CAP_8_BIT_DATA,
 #endif
@@ -106,15 +106,15 @@ static struct s3c_sdhci_platdata smdkc210_hsmmc2_pdata __initdata = {
 static struct s3c_sdhci_platdata smdkc210_hsmmc3_pdata __initdata = {
        .cd_type                = S3C_SDHCI_CD_GPIO,
-        .ext_cd_gpio            = S5PV310_GPK2(2),
+        .ext_cd_gpio            = EXYNOS4_GPK2(2),
        .ext_cd_gpio_invert     = 1,
        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
 };
 static struct resource smdkc210_smsc911x_resources[] = {
        [0] = {
-                .start  = S5PV310_PA_SROM_BANK(1),
+                .start  = EXYNOS4_PA_SROM_BANK(1),
-                .end    = S5PV310_PA_SROM_BANK(1) + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SROM_BANK(1) + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
@@ -154,16 +154,16 @@ static struct platform_device *smdkc210_devices[] __initdata = {
        &s3c_device_i2c1,
        &s3c_device_rtc,
        &s3c_device_wdt,
-        &s5pv310_device_ac97,
+        &exynos4_device_ac97,
-        &s5pv310_device_i2s0,
+        &exynos4_device_i2s0,
-        &s5pv310_device_pd[PD_MFC],
+        &exynos4_device_pd[PD_MFC],
-        &s5pv310_device_pd[PD_G3D],
+        &exynos4_device_pd[PD_G3D],
-        &s5pv310_device_pd[PD_LCD0],
+        &exynos4_device_pd[PD_LCD0],
-        &s5pv310_device_pd[PD_LCD1],
+        &exynos4_device_pd[PD_LCD1],
-        &s5pv310_device_pd[PD_CAM],
+        &exynos4_device_pd[PD_CAM],
-        &s5pv310_device_pd[PD_TV],
+        &exynos4_device_pd[PD_TV],
-        &s5pv310_device_pd[PD_GPS],
+        &exynos4_device_pd[PD_GPS],
-        &s5pv310_device_sysmmu,
+        &exynos4_device_sysmmu,
        &samsung_asoc_dma,
        &smdkc210_smsc911x,
 };
@@ -216,8 +216,8 @@ static void __init smdkc210_machine_init(void)
 MACHINE_START(SMDKC210, "SMDKC210")
        /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
        .boot_params    = S5P_PA_SDRAM + 0x100,
-        .init_irq       = s5pv310_init_irq,
+        .init_irq       = exynos4_init_irq,
        .map_io         = smdkc210_map_io,
        .init_machine   = smdkc210_machine_init,
-        .timer          = &s5pv310_timer,
+        .timer          = &exynos4_timer,
 MACHINE_END
diff --git a/arch/arm/mach-s5pv310/mach-smdkv310.c b/arch/arm/mach-exynos4/mach-smdkv310.c
index b1cddbf3c61..88e0275143b 100644
--- a/arch/arm/mach-s5pv310/mach-smdkv310.c
+++ b/arch/arm/mach-exynos4/mach-smdkv310.c
@@ -1,7 +1,7 @@
-/* linux/arch/arm/mach-s5pv310/mach-smdkv310.c
+/* linux/arch/arm/mach-exynos4/mach-smdkv310.c
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
@@ -15,15 +15,17 @@
 #include <linux/smsc911x.h>
 #include <linux/io.h>
 #include <linux/i2c.h>
+#include <linux/input.h>
 #include <asm/mach/arch.h>
 #include <asm/mach-types.h>
 #include <plat/regs-serial.h>
 #include <plat/regs-srom.h>
-#include <plat/s5pv310.h>
+#include <plat/exynos4.h>
 #include <plat/cpu.h>
 #include <plat/devs.h>
+#include <plat/keypad.h>
 #include <plat/sdhci.h>
 #include <plat/iic.h>
 #include <plat/pd.h>
@@ -77,10 +79,10 @@ static struct s3c2410_uartcfg smdkv310_uartcfgs[] __initdata = {
 static struct s3c_sdhci_platdata smdkv310_hsmmc0_pdata __initdata = {
        .cd_type                = S3C_SDHCI_CD_GPIO,
-        .ext_cd_gpio            = S5PV310_GPK0(2),
+        .ext_cd_gpio            = EXYNOS4_GPK0(2),
        .ext_cd_gpio_invert     = 1,
        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
-#ifdef CONFIG_S5PV310_SDHCI_CH0_8BIT
+#ifdef CONFIG_EXYNOS4_SDHCI_CH0_8BIT
        .max_width              = 8,
        .host_caps              = MMC_CAP_8_BIT_DATA,
 #endif
@@ -88,17 +90,17 @@ static struct s3c_sdhci_platdata smdkv310_hsmmc0_pdata __initdata = {
 static struct s3c_sdhci_platdata smdkv310_hsmmc1_pdata __initdata = {
        .cd_type                = S3C_SDHCI_CD_GPIO,
-        .ext_cd_gpio            = S5PV310_GPK0(2),
+        .ext_cd_gpio            = EXYNOS4_GPK0(2),
        .ext_cd_gpio_invert     = 1,
        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
 };
 static struct s3c_sdhci_platdata smdkv310_hsmmc2_pdata __initdata = {
        .cd_type                = S3C_SDHCI_CD_GPIO,
-        .ext_cd_gpio            = S5PV310_GPK2(2),
+        .ext_cd_gpio            = EXYNOS4_GPK2(2),
        .ext_cd_gpio_invert     = 1,
        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
-#ifdef CONFIG_S5PV310_SDHCI_CH2_8BIT
+#ifdef CONFIG_EXYNOS4_SDHCI_CH2_8BIT
        .max_width              = 8,
        .host_caps              = MMC_CAP_8_BIT_DATA,
 #endif
@@ -106,15 +108,15 @@ static struct s3c_sdhci_platdata smdkv310_hsmmc2_pdata __initdata = {
 static struct s3c_sdhci_platdata smdkv310_hsmmc3_pdata __initdata = {
        .cd_type                = S3C_SDHCI_CD_GPIO,
-        .ext_cd_gpio            = S5PV310_GPK2(2),
+        .ext_cd_gpio            = EXYNOS4_GPK2(2),
        .ext_cd_gpio_invert     = 1,
        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
 };
 static struct resource smdkv310_smsc911x_resources[] = {
        [0] = {
-                .start  = S5PV310_PA_SROM_BANK(1),
+                .start  = EXYNOS4_PA_SROM_BANK(1),
-                .end    = S5PV310_PA_SROM_BANK(1) + SZ_64K - 1,
+                .end    = EXYNOS4_PA_SROM_BANK(1) + SZ_64K - 1,
                .flags  = IORESOURCE_MEM,
        },
        [1] = {
@@ -142,6 +144,25 @@ static struct platform_device smdkv310_smsc911x = {
        },
 };
+static uint32_t smdkv310_keymap[] __initdata = {
+        /* KEY(row, col, keycode) */
+        KEY(0, 3, KEY_1), KEY(0, 4, KEY_2), KEY(0, 5, KEY_3),
+        KEY(0, 6, KEY_4), KEY(0, 7, KEY_5),
+        KEY(1, 3, KEY_A), KEY(1, 4, KEY_B), KEY(1, 5, KEY_C),
+        KEY(1, 6, KEY_D), KEY(1, 7, KEY_E)
+};
+static struct matrix_keymap_data smdkv310_keymap_data __initdata = {
+        .keymap         = smdkv310_keymap,
+        .keymap_size    = ARRAY_SIZE(smdkv310_keymap),
+};
+static struct samsung_keypad_platdata smdkv310_keypad_data __initdata = {
+        .keymap_data    = &smdkv310_keymap_data,
+        .rows           = 2,
+        .cols           = 8,
+};
 static struct i2c_board_info i2c_devs1[] __initdata = {
        {I2C_BOARD_INFO("wm8994", 0x1a),},
 };
@@ -154,16 +175,17 @@ static struct platform_device *smdkv310_devices[] __initdata = {
        &s3c_device_i2c1,
        &s3c_device_rtc,
        &s3c_device_wdt,
-        &s5pv310_device_ac97,
+        &exynos4_device_ac97,
-        &s5pv310_device_i2s0,
+        &exynos4_device_i2s0,
-        &s5pv310_device_pd[PD_MFC],
+        &samsung_device_keypad,
-        &s5pv310_device_pd[PD_G3D],
+        &exynos4_device_pd[PD_MFC],
-        &s5pv310_device_pd[PD_LCD0],
+        &exynos4_device_pd[PD_G3D],
-        &s5pv310_device_pd[PD_LCD1],
+        &exynos4_device_pd[PD_LCD0],
-        &s5pv310_device_pd[PD_CAM],
+        &exynos4_device_pd[PD_LCD1],
-        &s5pv310_device_pd[PD_TV],
+        &exynos4_device_pd[PD_CAM],
-        &s5pv310_device_pd[PD_GPS],
+        &exynos4_device_pd[PD_TV],
-        &s5pv310_device_sysmmu,
+        &exynos4_device_pd[PD_GPS],
+        &exynos4_device_sysmmu,
        &samsung_asoc_dma,
        &smdkv310_smsc911x,
 };
@@ -210,6 +232,8 @@ static void __init smdkv310_machine_init(void)
        s3c_sdhci2_set_platdata(&smdkv310_hsmmc2_pdata);
        s3c_sdhci3_set_platdata(&smdkv310_hsmmc3_pdata);
+        samsung_keypad_set_platdata(&smdkv310_keypad_data);
        platform_add_devices(smdkv310_devices, ARRAY_SIZE(smdkv310_devices));
 }
@@ -217,8 +241,8 @@ MACHINE_START(SMDKV310, "SMDKV310")
        /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
        /* Maintainer: Changhwan Youn <chaos.youn@samsung.com> */
        .boot_params    = S5P_PA_SDRAM + 0x100,
-        .init_irq       = s5pv310_init_irq,
+        .init_irq       = exynos4_init_irq,
        .map_io         = smdkv310_map_io,
        .init_machine   = smdkv310_machine_init,
-        .timer          = &s5pv310_timer,
+        .timer          = &exynos4_timer,
 MACHINE_END
diff --git a/arch/arm/mach-exynos4/mach-universal_c210.c b/arch/arm/mach-exynos4/mach-universal_c210.c
new file mode 100644
index 00000000000..97d329fff2c
--- /dev/null
+++ b/arch/arm/mach-exynos4/mach-universal_c210.c
@@ -0,0 +1,650 @@
+/* linux/arch/arm/mach-exynos4/mach-universal_c210.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#include <linux/platform_device.h>
+#include <linux/serial_core.h>
+#include <linux/input.h>
+#include <linux/i2c.h>
+#include <linux/gpio_keys.h>
+#include <linux/gpio.h>
+#include <linux/mfd/max8998.h>
+#include <linux/regulator/machine.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/max8952.h>
+#include <linux/mmc/host.h>
+#include <asm/mach/arch.h>
+#include <asm/mach-types.h>
+#include <plat/regs-serial.h>
+#include <plat/exynos4.h>
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/iic.h>
+#include <plat/sdhci.h>
+#include <mach/map.h>
+/* Following are default values for UCON, ULCON and UFCON UART registers */
+#define UNIVERSAL_UCON_DEFAULT  (S3C2410_UCON_TXILEVEL |        \
+                                 S3C2410_UCON_RXILEVEL |        \
+                                 S3C2410_UCON_TXIRQMODE |       \
+                                 S3C2410_UCON_RXIRQMODE |       \
+                                 S3C2410_UCON_RXFIFO_TOI |      \
+                                 S3C2443_UCON_RXERR_IRQEN)
+#define UNIVERSAL_ULCON_DEFAULT S3C2410_LCON_CS8
+#define UNIVERSAL_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE |       \
+                                 S5PV210_UFCON_TXTRIG256 |      \
+                                 S5PV210_UFCON_RXTRIG256)
+static struct s3c2410_uartcfg universal_uartcfgs[] __initdata = {
+        [0] = {
+                .hwport         = 0,
+                .ucon           = UNIVERSAL_UCON_DEFAULT,
+                .ulcon          = UNIVERSAL_ULCON_DEFAULT,
+                .ufcon          = UNIVERSAL_UFCON_DEFAULT,
+        },
+        [1] = {
+                .hwport         = 1,
+                .ucon           = UNIVERSAL_UCON_DEFAULT,
+                .ulcon          = UNIVERSAL_ULCON_DEFAULT,
+                .ufcon          = UNIVERSAL_UFCON_DEFAULT,
+        },
+        [2] = {
+                .hwport         = 2,
+                .ucon           = UNIVERSAL_UCON_DEFAULT,
+                .ulcon          = UNIVERSAL_ULCON_DEFAULT,
+                .ufcon          = UNIVERSAL_UFCON_DEFAULT,
+        },
+        [3] = {
+                .hwport         = 3,
+                .ucon           = UNIVERSAL_UCON_DEFAULT,
+                .ulcon          = UNIVERSAL_ULCON_DEFAULT,
+                .ufcon          = UNIVERSAL_UFCON_DEFAULT,
+        },
+};
+static struct regulator_consumer_supply max8952_consumer =
+        REGULATOR_SUPPLY("vddarm", NULL);
+static struct max8952_platform_data universal_max8952_pdata __initdata = {
+        .gpio_vid0      = EXYNOS4_GPX0(3),
+        .gpio_vid1      = EXYNOS4_GPX0(4),
+        .gpio_en        = -1, /* Not controllable, set "Always High" */
+        .default_mode   = 0, /* vid0 = 0, vid1 = 0 */
+        .dvs_mode       = { 48, 32, 28, 18 }, /* 1.25, 1.20, 1.05, 0.95V */
+        .sync_freq      = 0, /* default: fastest */
+        .ramp_speed     = 0, /* default: fastest */
+        .reg_data       = {
+                .constraints    = {
+                        .name           = "VARM_1.2V",
+                        .min_uV         = 770000,
+                        .max_uV         = 1400000,
+                        .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+                        .always_on      = 1,
+                        .boot_on        = 1,
+                },
+                .num_consumer_supplies  = 1,
+                .consumer_supplies      = &max8952_consumer,
+        },
+};
+static struct regulator_consumer_supply lp3974_buck1_consumer =
+        REGULATOR_SUPPLY("vddint", NULL);
+static struct regulator_consumer_supply lp3974_buck2_consumer =
+        REGULATOR_SUPPLY("vddg3d", NULL);
+static struct regulator_init_data lp3974_buck1_data = {
+        .constraints    = {
+                .name           = "VINT_1.1V",
+                .min_uV         = 750000,
+                .max_uV         = 1500000,
+                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
+                        REGULATOR_CHANGE_STATUS,
+                .boot_on        = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies = 1,
+        .consumer_supplies = &lp3974_buck1_consumer,
+};
+static struct regulator_init_data lp3974_buck2_data = {
+        .constraints    = {
+                .name           = "VG3D_1.1V",
+                .min_uV         = 750000,
+                .max_uV         = 1500000,
+                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
+                        REGULATOR_CHANGE_STATUS,
+                .boot_on        = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies = 1,
+        .consumer_supplies = &lp3974_buck2_consumer,
+};
+static struct regulator_init_data lp3974_buck3_data = {
+        .constraints    = {
+                .name           = "VCC_1.8V",
+                .min_uV         = 1800000,
+                .max_uV         = 1800000,
+                .apply_uV       = 1,
+                .always_on      = 1,
+                .state_mem      = {
+                        .enabled        = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_buck4_data = {
+        .constraints    = {
+                .name           = "VMEM_1.2V",
+                .min_uV         = 1200000,
+                .max_uV         = 1200000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .apply_uV       = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo2_data = {
+        .constraints    = {
+                .name           = "VALIVE_1.2V",
+                .min_uV         = 1200000,
+                .max_uV         = 1200000,
+                .apply_uV       = 1,
+                .always_on      = 1,
+                .state_mem      = {
+                        .enabled        = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo3_data = {
+        .constraints    = {
+                .name           = "VUSB+MIPI_1.1V",
+                .min_uV         = 1100000,
+                .max_uV         = 1100000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo4_data = {
+        .constraints    = {
+                .name           = "VADC_3.3V",
+                .min_uV         = 3300000,
+                .max_uV         = 3300000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo5_data = {
+        .constraints    = {
+                .name           = "VTF_2.8V",
+                .min_uV         = 2800000,
+                .max_uV         = 2800000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo6_data = {
+        .constraints    = {
+                .name           = "LDO6",
+                .min_uV         = 2000000,
+                .max_uV         = 2000000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo7_data = {
+        .constraints    = {
+                .name           = "VLCD+VMIPI_1.8V",
+                .min_uV         = 1800000,
+                .max_uV         = 1800000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo8_data = {
+        .constraints    = {
+                .name           = "VUSB+VDAC_3.3V",
+                .min_uV         = 3300000,
+                .max_uV         = 3300000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo9_data = {
+        .constraints    = {
+                .name           = "VCC_2.8V",
+                .min_uV         = 2800000,
+                .max_uV         = 2800000,
+                .apply_uV       = 1,
+                .always_on      = 1,
+                .state_mem      = {
+                        .enabled        = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo10_data = {
+        .constraints    = {
+                .name           = "VPLL_1.1V",
+                .min_uV         = 1100000,
+                .max_uV         = 1100000,
+                .boot_on        = 1,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo11_data = {
+        .constraints    = {
+                .name           = "CAM_AF_3.3V",
+                .min_uV         = 3300000,
+                .max_uV         = 3300000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo12_data = {
+        .constraints    = {
+                .name           = "PS_2.8V",
+                .min_uV         = 2800000,
+                .max_uV         = 2800000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo13_data = {
+        .constraints    = {
+                .name           = "VHIC_1.2V",
+                .min_uV         = 1200000,
+                .max_uV         = 1200000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo14_data = {
+        .constraints    = {
+                .name           = "CAM_I_HOST_1.8V",
+                .min_uV         = 1800000,
+                .max_uV         = 1800000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo15_data = {
+        .constraints    = {
+                .name           = "CAM_S_DIG+FM33_CORE_1.2V",
+                .min_uV         = 1200000,
+                .max_uV         = 1200000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo16_data = {
+        .constraints    = {
+                .name           = "CAM_S_ANA_2.8V",
+                .min_uV         = 2800000,
+                .max_uV         = 2800000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_ldo17_data = {
+        .constraints    = {
+                .name           = "VCC_3.0V_LCD",
+                .min_uV         = 3000000,
+                .max_uV         = 3000000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .boot_on        = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_32khz_ap_data = {
+        .constraints    = {
+                .name           = "32KHz AP",
+                .always_on      = 1,
+                .state_mem      = {
+                        .enabled        = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_32khz_cp_data = {
+        .constraints    = {
+                .name           = "32KHz CP",
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_vichg_data = {
+        .constraints    = {
+                .name           = "VICHG",
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_esafeout1_data = {
+        .constraints    = {
+                .name           = "SAFEOUT1",
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .enabled        = 1,
+                },
+        },
+};
+static struct regulator_init_data lp3974_esafeout2_data = {
+        .constraints    = {
+                .name           = "SAFEOUT2",
+                .boot_on        = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .enabled        = 1,
+                },
+        },
+};
+static struct max8998_regulator_data lp3974_regulators[] = {
+        { MAX8998_LDO2,  &lp3974_ldo2_data },
+        { MAX8998_LDO3,  &lp3974_ldo3_data },
+        { MAX8998_LDO4,  &lp3974_ldo4_data },
+        { MAX8998_LDO5,  &lp3974_ldo5_data },
+        { MAX8998_LDO6,  &lp3974_ldo6_data },
+        { MAX8998_LDO7,  &lp3974_ldo7_data },
+        { MAX8998_LDO8,  &lp3974_ldo8_data },
+        { MAX8998_LDO9,  &lp3974_ldo9_data },
+        { MAX8998_LDO10, &lp3974_ldo10_data },
+        { MAX8998_LDO11, &lp3974_ldo11_data },
+        { MAX8998_LDO12, &lp3974_ldo12_data },
+        { MAX8998_LDO13, &lp3974_ldo13_data },
+        { MAX8998_LDO14, &lp3974_ldo14_data },
+        { MAX8998_LDO15, &lp3974_ldo15_data },
+        { MAX8998_LDO16, &lp3974_ldo16_data },
+        { MAX8998_LDO17, &lp3974_ldo17_data },
+        { MAX8998_BUCK1, &lp3974_buck1_data },
+        { MAX8998_BUCK2, &lp3974_buck2_data },
+        { MAX8998_BUCK3, &lp3974_buck3_data },
+        { MAX8998_BUCK4, &lp3974_buck4_data },
+        { MAX8998_EN32KHZ_AP, &lp3974_32khz_ap_data },
+        { MAX8998_EN32KHZ_CP, &lp3974_32khz_cp_data },
+        { MAX8998_ENVICHG, &lp3974_vichg_data },
+        { MAX8998_ESAFEOUT1, &lp3974_esafeout1_data },
+        { MAX8998_ESAFEOUT2, &lp3974_esafeout2_data },
+};
+static struct max8998_platform_data universal_lp3974_pdata = {
+        .num_regulators         = ARRAY_SIZE(lp3974_regulators),
+        .regulators             = lp3974_regulators,
+        .buck1_voltage1         = 1100000,      /* INT */
+        .buck1_voltage2         = 1000000,
+        .buck1_voltage3         = 1100000,
+        .buck1_voltage4         = 1000000,
+        .buck1_set1             = EXYNOS4_GPX0(5),
+        .buck1_set2             = EXYNOS4_GPX0(6),
+        .buck2_voltage1         = 1200000,      /* G3D */
+        .buck2_voltage2         = 1100000,
+        .buck1_default_idx      = 0,
+        .buck2_set3             = EXYNOS4_GPE2(0),
+        .buck2_default_idx      = 0,
+        .wakeup                 = true,
+};
+/* GPIO I2C 5 (PMIC) */
+static struct i2c_board_info i2c5_devs[] __initdata = {
+        {
+                I2C_BOARD_INFO("max8952", 0xC0 >> 1),
+                .platform_data  = &universal_max8952_pdata,
+        }, {
+                I2C_BOARD_INFO("lp3974", 0xCC >> 1),
+                .platform_data  = &universal_lp3974_pdata,
+        },
+};
+/* GPIO KEYS */
+static struct gpio_keys_button universal_gpio_keys_tables[] = {
+        {
+                .code                   = KEY_VOLUMEUP,
+                .gpio                   = EXYNOS4_GPX2(0),      /* XEINT16 */
+                .desc                   = "gpio-keys: KEY_VOLUMEUP",
+                .type                   = EV_KEY,
+                .active_low             = 1,
+                .debounce_interval      = 1,
+        }, {
+                .code                   = KEY_VOLUMEDOWN,
+                .gpio                   = EXYNOS4_GPX2(1),      /* XEINT17 */
+                .desc                   = "gpio-keys: KEY_VOLUMEDOWN",
+                .type                   = EV_KEY,
+                .active_low             = 1,
+                .debounce_interval      = 1,
+        }, {
+                .code                   = KEY_CONFIG,
+                .gpio                   = EXYNOS4_GPX2(2),      /* XEINT18 */
+                .desc                   = "gpio-keys: KEY_CONFIG",
+                .type                   = EV_KEY,
+                .active_low             = 1,
+                .debounce_interval      = 1,
+        }, {
+                .code                   = KEY_CAMERA,
+                .gpio                   = EXYNOS4_GPX2(3),      /* XEINT19 */
+                .desc                   = "gpio-keys: KEY_CAMERA",
+                .type                   = EV_KEY,
+                .active_low             = 1,
+                .debounce_interval      = 1,
+        }, {
+                .code                   = KEY_OK,
+                .gpio                   = EXYNOS4_GPX3(5),      /* XEINT29 */
+                .desc                   = "gpio-keys: KEY_OK",
+                .type                   = EV_KEY,
+                .active_low             = 1,
+                .debounce_interval      = 1,
+        },
+};
+static struct gpio_keys_platform_data universal_gpio_keys_data = {
+        .buttons        = universal_gpio_keys_tables,
+        .nbuttons       = ARRAY_SIZE(universal_gpio_keys_tables),
+};
+static struct platform_device universal_gpio_keys = {
+        .name                   = "gpio-keys",
+        .dev                    = {
+                .platform_data  = &universal_gpio_keys_data,
+        },
+};
+/* eMMC */
+static struct s3c_sdhci_platdata universal_hsmmc0_data __initdata = {
+        .max_width              = 8,
+        .host_caps              = (MMC_CAP_8_BIT_DATA | MMC_CAP_4_BIT_DATA |
+                                MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
+                                MMC_CAP_DISABLE),
+        .cd_type                = S3C_SDHCI_CD_PERMANENT,
+        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
+};
+static struct regulator_consumer_supply mmc0_supplies[] = {
+        REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),
+};
+static struct regulator_init_data mmc0_fixed_voltage_init_data = {
+        .constraints            = {
+                .name           = "VMEM_VDD_2.8V",
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(mmc0_supplies),
+        .consumer_supplies      = mmc0_supplies,
+};
+static struct fixed_voltage_config mmc0_fixed_voltage_config = {
+        .supply_name            = "MASSMEMORY_EN",
+        .microvolts             = 2800000,
+        .gpio                   = EXYNOS4_GPE1(3),
+        .enable_high            = true,
+        .init_data              = &mmc0_fixed_voltage_init_data,
+};
+static struct platform_device mmc0_fixed_voltage = {
+        .name                   = "reg-fixed-voltage",
+        .id                     = 0,
+        .dev                    = {
+                .platform_data  = &mmc0_fixed_voltage_config,
+        },
+};
+/* SD */
+static struct s3c_sdhci_platdata universal_hsmmc2_data __initdata = {
+        .max_width              = 4,
+        .host_caps              = MMC_CAP_4_BIT_DATA |
+                                MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
+                                MMC_CAP_DISABLE,
+        .ext_cd_gpio            = EXYNOS4_GPX3(4),      /* XEINT_28 */
+        .ext_cd_gpio_invert     = 1,
+        .cd_type                = S3C_SDHCI_CD_GPIO,
+        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
+};
+/* WiFi */
+static struct s3c_sdhci_platdata universal_hsmmc3_data __initdata = {
+        .max_width              = 4,
+        .host_caps              = MMC_CAP_4_BIT_DATA |
+                                MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
+                                MMC_CAP_DISABLE,
+        .cd_type                = S3C_SDHCI_CD_EXTERNAL,
+};
+static void __init universal_sdhci_init(void)
+{
+        s3c_sdhci0_set_platdata(&universal_hsmmc0_data);
+        s3c_sdhci2_set_platdata(&universal_hsmmc2_data);
+        s3c_sdhci3_set_platdata(&universal_hsmmc3_data);
+}
+/* I2C0 */
+static struct i2c_board_info i2c0_devs[] __initdata = {
+        /* Camera, To be updated */
+};
+/* I2C1 */
+static struct i2c_board_info i2c1_devs[] __initdata = {
+        /* Gyro, To be updated */
+};
+static struct platform_device *universal_devices[] __initdata = {
+        /* Samsung Platform Devices */
+        &mmc0_fixed_voltage,
+        &s3c_device_hsmmc0,
+        &s3c_device_hsmmc2,
+        &s3c_device_hsmmc3,
+        &s3c_device_i2c5,
+        /* Universal Devices */
+        &universal_gpio_keys,
+        &s5p_device_onenand,
+};
+static void __init universal_map_io(void)
+{
+        s5p_init_io(NULL, 0, S5P_VA_CHIPID);
+        s3c24xx_init_clocks(24000000);
+        s3c24xx_init_uarts(universal_uartcfgs, ARRAY_SIZE(universal_uartcfgs));
+}
+static void __init universal_machine_init(void)
+{
+        universal_sdhci_init();
+        i2c_register_board_info(0, i2c0_devs, ARRAY_SIZE(i2c0_devs));
+        i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs));
+        s3c_i2c5_set_platdata(NULL);
+        i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs));
+        /* Last */
+        platform_add_devices(universal_devices, ARRAY_SIZE(universal_devices));
+}
+MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210")
+        /* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */
+        .boot_params    = S5P_PA_SDRAM + 0x100,
+        .init_irq       = exynos4_init_irq,
+        .map_io         = universal_map_io,
+        .init_machine   = universal_machine_init,
+        .timer          = &exynos4_timer,
+MACHINE_END
diff --git a/arch/arm/mach-exynos4/mct.c b/arch/arm/mach-exynos4/mct.c
new file mode 100644
index 00000000000..af82a8fbb68
--- /dev/null
+++ b/arch/arm/mach-exynos4/mct.c
@@ -0,0 +1,421 @@
+/* linux/arch/arm/mach-exynos4/mct.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * EXYNOS4 MCT(Multi-Core Timer) support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/clockchips.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/percpu.h>
+#include <mach/map.h>
+#include <mach/regs-mct.h>
+#include <asm/mach/time.h>
+static unsigned long clk_cnt_per_tick;
+static unsigned long clk_rate;
+struct mct_clock_event_device {
+        struct clock_event_device *evt;
+        void __iomem *base;
+};
+struct mct_clock_event_device mct_tick[2];
+static void exynos4_mct_write(unsigned int value, void *addr)
+{
+        void __iomem *stat_addr;
+        u32 mask;
+        u32 i;
+        __raw_writel(value, addr);
+        switch ((u32) addr) {
+        case (u32) EXYNOS4_MCT_G_TCON:
+                stat_addr = EXYNOS4_MCT_G_WSTAT;
+                mask = 1 << 16;         /* G_TCON write status */
+                break;
+        case (u32) EXYNOS4_MCT_G_COMP0_L:
+                stat_addr = EXYNOS4_MCT_G_WSTAT;
+                mask = 1 << 0;          /* G_COMP0_L write status */
+                break;
+        case (u32) EXYNOS4_MCT_G_COMP0_U:
+                stat_addr = EXYNOS4_MCT_G_WSTAT;
+                mask = 1 << 1;          /* G_COMP0_U write status */
+                break;
+        case (u32) EXYNOS4_MCT_G_COMP0_ADD_INCR:
+                stat_addr = EXYNOS4_MCT_G_WSTAT;
+                mask = 1 << 2;          /* G_COMP0_ADD_INCR write status */
+                break;
+        case (u32) EXYNOS4_MCT_G_CNT_L:
+                stat_addr = EXYNOS4_MCT_G_CNT_WSTAT;
+                mask = 1 << 0;          /* G_CNT_L write status */
+                break;
+        case (u32) EXYNOS4_MCT_G_CNT_U:
+                stat_addr = EXYNOS4_MCT_G_CNT_WSTAT;
+                mask = 1 << 1;          /* G_CNT_U write status */
+                break;
+        case (u32)(EXYNOS4_MCT_L0_BASE + MCT_L_TCON_OFFSET):
+                stat_addr = EXYNOS4_MCT_L0_BASE + MCT_L_WSTAT_OFFSET;
+                mask = 1 << 3;          /* L0_TCON write status */
+                break;
+        case (u32)(EXYNOS4_MCT_L1_BASE + MCT_L_TCON_OFFSET):
+                stat_addr = EXYNOS4_MCT_L1_BASE + MCT_L_WSTAT_OFFSET;
+                mask = 1 << 3;          /* L1_TCON write status */
+                break;
+        case (u32)(EXYNOS4_MCT_L0_BASE + MCT_L_TCNTB_OFFSET):
+                stat_addr = EXYNOS4_MCT_L0_BASE + MCT_L_WSTAT_OFFSET;
+                mask = 1 << 0;          /* L0_TCNTB write status */
+                break;
+        case (u32)(EXYNOS4_MCT_L1_BASE + MCT_L_TCNTB_OFFSET):
+                stat_addr = EXYNOS4_MCT_L1_BASE + MCT_L_WSTAT_OFFSET;
+                mask = 1 << 0;          /* L1_TCNTB write status */
+                break;
+        case (u32)(EXYNOS4_MCT_L0_BASE + MCT_L_ICNTB_OFFSET):
+                stat_addr = EXYNOS4_MCT_L0_BASE + MCT_L_WSTAT_OFFSET;
+                mask = 1 << 1;          /* L0_ICNTB write status */
+                break;
+        case (u32)(EXYNOS4_MCT_L1_BASE + MCT_L_ICNTB_OFFSET):
+                stat_addr = EXYNOS4_MCT_L1_BASE + MCT_L_WSTAT_OFFSET;
+                mask = 1 << 1;          /* L1_ICNTB write status */
+                break;
+        default:
+                return;
+        }
+        /* Wait maximum 1 ms until written values are applied */
+        for (i = 0; i < loops_per_jiffy / 1000 * HZ; i++)
+                if (__raw_readl(stat_addr) & mask) {
+                        __raw_writel(mask, stat_addr);
+                        return;
+                }
+        panic("MCT hangs after writing %d (addr:0x%08x)\n", value, (u32)addr);
+}
+/* Clocksource handling */
+static void exynos4_mct_frc_start(u32 hi, u32 lo)
+{
+        u32 reg;
+        exynos4_mct_write(lo, EXYNOS4_MCT_G_CNT_L);
+        exynos4_mct_write(hi, EXYNOS4_MCT_G_CNT_U);
+        reg = __raw_readl(EXYNOS4_MCT_G_TCON);
+        reg |= MCT_G_TCON_START;
+        exynos4_mct_write(reg, EXYNOS4_MCT_G_TCON);
+}
+static cycle_t exynos4_frc_read(struct clocksource *cs)
+{
+        unsigned int lo, hi;
+        u32 hi2 = __raw_readl(EXYNOS4_MCT_G_CNT_U);
+        do {
+                hi = hi2;
+                lo = __raw_readl(EXYNOS4_MCT_G_CNT_L);
+                hi2 = __raw_readl(EXYNOS4_MCT_G_CNT_U);
+        } while (hi != hi2);
+        return ((cycle_t)hi << 32) | lo;
+}
+struct clocksource mct_frc = {
+        .name           = "mct-frc",
+        .rating         = 400,
+        .read           = exynos4_frc_read,
+        .mask           = CLOCKSOURCE_MASK(64),
+        .flags          = CLOCK_SOURCE_IS_CONTINUOUS,
+};
+static void __init exynos4_clocksource_init(void)
+{
+        exynos4_mct_frc_start(0, 0);
+        if (clocksource_register_hz(&mct_frc, clk_rate))
+                panic("%s: can't register clocksource\n", mct_frc.name);
+}
+static void exynos4_mct_comp0_stop(void)
+{
+        unsigned int tcon;
+        tcon = __raw_readl(EXYNOS4_MCT_G_TCON);
+        tcon &= ~(MCT_G_TCON_COMP0_ENABLE | MCT_G_TCON_COMP0_AUTO_INC);
+        exynos4_mct_write(tcon, EXYNOS4_MCT_G_TCON);
+        exynos4_mct_write(0, EXYNOS4_MCT_G_INT_ENB);
+}
+static void exynos4_mct_comp0_start(enum clock_event_mode mode,
+                                    unsigned long cycles)
+{
+        unsigned int tcon;
+        cycle_t comp_cycle;
+        tcon = __raw_readl(EXYNOS4_MCT_G_TCON);
+        if (mode == CLOCK_EVT_MODE_PERIODIC) {
+                tcon |= MCT_G_TCON_COMP0_AUTO_INC;
+                exynos4_mct_write(cycles, EXYNOS4_MCT_G_COMP0_ADD_INCR);
+        }
+        comp_cycle = exynos4_frc_read(&mct_frc) + cycles;
+        exynos4_mct_write((u32)comp_cycle, EXYNOS4_MCT_G_COMP0_L);
+        exynos4_mct_write((u32)(comp_cycle >> 32), EXYNOS4_MCT_G_COMP0_U);
+        exynos4_mct_write(0x1, EXYNOS4_MCT_G_INT_ENB);
+        tcon |= MCT_G_TCON_COMP0_ENABLE;
+        exynos4_mct_write(tcon , EXYNOS4_MCT_G_TCON);
+}
+static int exynos4_comp_set_next_event(unsigned long cycles,
+                                       struct clock_event_device *evt)
+{
+        exynos4_mct_comp0_start(evt->mode, cycles);
+        return 0;
+}
+static void exynos4_comp_set_mode(enum clock_event_mode mode,
+                                  struct clock_event_device *evt)
+{
+        exynos4_mct_comp0_stop();
+        switch (mode) {
+        case CLOCK_EVT_MODE_PERIODIC:
+                exynos4_mct_comp0_start(mode, clk_cnt_per_tick);
+                break;
+        case CLOCK_EVT_MODE_ONESHOT:
+        case CLOCK_EVT_MODE_UNUSED:
+        case CLOCK_EVT_MODE_SHUTDOWN:
+        case CLOCK_EVT_MODE_RESUME:
+                break;
+        }
+}
+static struct clock_event_device mct_comp_device = {
+        .name           = "mct-comp",
+        .features       = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
+        .rating         = 250,
+        .set_next_event = exynos4_comp_set_next_event,
+        .set_mode       = exynos4_comp_set_mode,
+};
+static irqreturn_t exynos4_mct_comp_isr(int irq, void *dev_id)
+{
+        struct clock_event_device *evt = dev_id;
+        exynos4_mct_write(0x1, EXYNOS4_MCT_G_INT_CSTAT);
+        evt->event_handler(evt);
+        return IRQ_HANDLED;
+}
+static struct irqaction mct_comp_event_irq = {
+        .name           = "mct_comp_irq",
+        .flags          = IRQF_TIMER | IRQF_IRQPOLL,
+        .handler        = exynos4_mct_comp_isr,
+        .dev_id         = &mct_comp_device,
+};
+static void exynos4_clockevent_init(void)
+{
+        clk_cnt_per_tick = clk_rate / 2 / HZ;
+        clockevents_calc_mult_shift(&mct_comp_device, clk_rate / 2, 5);
+        mct_comp_device.max_delta_ns =
+                clockevent_delta2ns(0xffffffff, &mct_comp_device);
+        mct_comp_device.min_delta_ns =
+                clockevent_delta2ns(0xf, &mct_comp_device);
+        mct_comp_device.cpumask = cpumask_of(0);
+        clockevents_register_device(&mct_comp_device);
+        setup_irq(IRQ_MCT_G0, &mct_comp_event_irq);
+}
+#ifdef CONFIG_LOCAL_TIMERS
+/* Clock event handling */
+static void exynos4_mct_tick_stop(struct mct_clock_event_device *mevt)
+{
+        unsigned long tmp;
+        unsigned long mask = MCT_L_TCON_INT_START | MCT_L_TCON_TIMER_START;
+        void __iomem *addr = mevt->base + MCT_L_TCON_OFFSET;
+        tmp = __raw_readl(addr);
+        if (tmp & mask) {
+                tmp &= ~mask;
+                exynos4_mct_write(tmp, addr);
+        }
+}
+static void exynos4_mct_tick_start(unsigned long cycles,
+                                   struct mct_clock_event_device *mevt)
+{
+        unsigned long tmp;
+        exynos4_mct_tick_stop(mevt);
+        tmp = (1 << 31) | cycles;       /* MCT_L_UPDATE_ICNTB */
+        /* update interrupt count buffer */
+        exynos4_mct_write(tmp, mevt->base + MCT_L_ICNTB_OFFSET);
+        /* enable MCT tick interupt */
+        exynos4_mct_write(0x1, mevt->base + MCT_L_INT_ENB_OFFSET);
+        tmp = __raw_readl(mevt->base + MCT_L_TCON_OFFSET);
+        tmp |= MCT_L_TCON_INT_START | MCT_L_TCON_TIMER_START |
+               MCT_L_TCON_INTERVAL_MODE;
+        exynos4_mct_write(tmp, mevt->base + MCT_L_TCON_OFFSET);
+}
+static int exynos4_tick_set_next_event(unsigned long cycles,
+                                       struct clock_event_device *evt)
+{
+        struct mct_clock_event_device *mevt = &mct_tick[smp_processor_id()];
+        exynos4_mct_tick_start(cycles, mevt);
+        return 0;
+}
+static inline void exynos4_tick_set_mode(enum clock_event_mode mode,
+                                         struct clock_event_device *evt)
+{
+        struct mct_clock_event_device *mevt = &mct_tick[smp_processor_id()];
+        exynos4_mct_tick_stop(mevt);
+        switch (mode) {
+        case CLOCK_EVT_MODE_PERIODIC:
+                exynos4_mct_tick_start(clk_cnt_per_tick, mevt);
+                break;
+        case CLOCK_EVT_MODE_ONESHOT:
+        case CLOCK_EVT_MODE_UNUSED:
+        case CLOCK_EVT_MODE_SHUTDOWN:
+        case CLOCK_EVT_MODE_RESUME:
+                break;
+        }
+}
+static irqreturn_t exynos4_mct_tick_isr(int irq, void *dev_id)
+{
+        struct mct_clock_event_device *mevt = dev_id;
+        struct clock_event_device *evt = mevt->evt;
+        /*
+         * This is for supporting oneshot mode.
+         * Mct would generate interrupt periodically
+         * without explicit stopping.
+         */
+        if (evt->mode != CLOCK_EVT_MODE_PERIODIC)
+                exynos4_mct_tick_stop(mevt);
+        /* Clear the MCT tick interrupt */
+        exynos4_mct_write(0x1, mevt->base + MCT_L_INT_CSTAT_OFFSET);
+        evt->event_handler(evt);
+        return IRQ_HANDLED;
+}
+static struct irqaction mct_tick0_event_irq = {
+        .name           = "mct_tick0_irq",
+        .flags          = IRQF_TIMER | IRQF_NOBALANCING,
+        .handler        = exynos4_mct_tick_isr,
+};
+static struct irqaction mct_tick1_event_irq = {
+        .name           = "mct_tick1_irq",
+        .flags          = IRQF_TIMER | IRQF_NOBALANCING,
+        .handler        = exynos4_mct_tick_isr,
+};
+static void exynos4_mct_tick_init(struct clock_event_device *evt)
+{
+        unsigned int cpu = smp_processor_id();
+        mct_tick[cpu].evt = evt;
+        if (cpu == 0) {
+                mct_tick[cpu].base = EXYNOS4_MCT_L0_BASE;
+                evt->name = "mct_tick0";
+        } else {
+                mct_tick[cpu].base = EXYNOS4_MCT_L1_BASE;
+                evt->name = "mct_tick1";
+        }
+        evt->cpumask = cpumask_of(cpu);
+        evt->set_next_event = exynos4_tick_set_next_event;
+        evt->set_mode = exynos4_tick_set_mode;
+        evt->features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT;
+        evt->rating = 450;
+        clockevents_calc_mult_shift(evt, clk_rate / 2, 5);
+        evt->max_delta_ns =
+                clockevent_delta2ns(0x7fffffff, evt);
+        evt->min_delta_ns =
+                clockevent_delta2ns(0xf, evt);
+        clockevents_register_device(evt);
+        exynos4_mct_write(0x1, mct_tick[cpu].base + MCT_L_TCNTB_OFFSET);
+        if (cpu == 0) {
+                mct_tick0_event_irq.dev_id = &mct_tick[cpu];
+                setup_irq(IRQ_MCT_L0, &mct_tick0_event_irq);
+        } else {
+                mct_tick1_event_irq.dev_id = &mct_tick[cpu];
+                irq_set_affinity(IRQ_MCT1, cpumask_of(1));
+                setup_irq(IRQ_MCT_L1, &mct_tick1_event_irq);
+        }
+}
+/* Setup the local clock events for a CPU */
+void __cpuinit local_timer_setup(struct clock_event_device *evt)
+{
+        exynos4_mct_tick_init(evt);
+}
+int local_timer_ack(void)
+{
+        return 0;
+}
+#endif /* CONFIG_LOCAL_TIMERS */
+static void __init exynos4_timer_resources(void)
+{
+        struct clk *mct_clk;
+        mct_clk = clk_get(NULL, "xtal");
+        clk_rate = clk_get_rate(mct_clk);
+}
+static void __init exynos4_timer_init(void)
+{
+        exynos4_timer_resources();
+        exynos4_clocksource_init();
+        exynos4_clockevent_init();
+}
+struct sys_timer exynos4_timer = {
+        .init           = exynos4_timer_init,
+};
diff --git a/arch/arm/mach-s5pv310/platsmp.c b/arch/arm/mach-exynos4/platsmp.c
index 34093b069f6..6d35878ec1a 100644
--- a/arch/arm/mach-s5pv310/platsmp.c
+++ b/arch/arm/mach-exynos4/platsmp.c
@@ -1,7 +1,7 @@
-/* linux/arch/arm/mach-s5pv310/platsmp.c
+/* linux/arch/arm/mach-exynos4/platsmp.c
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
 * Cloned from linux/arch/arm/mach-vexpress/platsmp.c
 *
@@ -28,7 +28,7 @@
 #include <mach/hardware.h>
 #include <mach/regs-clock.h>
-extern void s5pv310_secondary_startup(void);
+extern void exynos4_secondary_startup(void);
 /*
 * control for which core is the next to come out of the secondary
@@ -139,7 +139,7 @@ void __init smp_init_cpus(void)
        /* sanity check */
        if (ncores > NR_CPUS) {
                printk(KERN_WARNING
-                       "S5PV310: no. of cores (%d) greater than configured "
+                       "EXYNOS4: no. of cores (%d) greater than configured "
                       "maximum of %d - clipping\n",
                       ncores, NR_CPUS);
                ncores = NR_CPUS;
@@ -168,5 +168,5 @@ void __init platform_smp_prepare_cpus(unsigned int max_cpus)
         * until it receives a soft interrupt, and then the
         * secondary CPU branches to this address.
         */
-        __raw_writel(BSYM(virt_to_phys(s5pv310_secondary_startup)), S5P_VA_SYSRAM);
+        __raw_writel(BSYM(virt_to_phys(exynos4_secondary_startup)), S5P_VA_SYSRAM);
 }
diff --git a/arch/arm/mach-exynos4/pm.c b/arch/arm/mach-exynos4/pm.c
new file mode 100644
index 00000000000..10d917d9e3a
--- /dev/null
+++ b/arch/arm/mach-exynos4/pm.c
@@ -0,0 +1,420 @@
+/* linux/arch/arm/mach-exynos4/pm.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * EXYNOS4210 - Power Management support
+ *
+ * Based on arch/arm/mach-s3c2410/pm.c
+ * Copyright (c) 2006 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#include <linux/init.h>
+#include <linux/suspend.h>
+#include <linux/io.h>
+#include <asm/cacheflush.h>
+#include <asm/hardware/cache-l2x0.h>
+#include <plat/cpu.h>
+#include <plat/pm.h>
+#include <mach/regs-irq.h>
+#include <mach/regs-gpio.h>
+#include <mach/regs-clock.h>
+#include <mach/regs-pmu.h>
+#include <mach/pm-core.h>
+static struct sleep_save exynos4_sleep[] = {
+        { .reg = S5P_ARM_CORE0_LOWPWR                   , .val = 0x2, },
+        { .reg = S5P_DIS_IRQ_CORE0                      , .val = 0x0, },
+        { .reg = S5P_DIS_IRQ_CENTRAL0                   , .val = 0x0, },
+        { .reg = S5P_ARM_CORE1_LOWPWR                   , .val = 0x2, },
+        { .reg = S5P_DIS_IRQ_CORE1                      , .val = 0x0, },
+        { .reg = S5P_DIS_IRQ_CENTRAL1                   , .val = 0x0, },
+        { .reg = S5P_ARM_COMMON_LOWPWR                  , .val = 0x2, },
+        { .reg = S5P_L2_0_LOWPWR                        , .val = 0x3, },
+        { .reg = S5P_L2_1_LOWPWR                        , .val = 0x3, },
+        { .reg = S5P_CMU_ACLKSTOP_LOWPWR                , .val = 0x0, },
+        { .reg = S5P_CMU_SCLKSTOP_LOWPWR                , .val = 0x0, },
+        { .reg = S5P_CMU_RESET_LOWPWR                   , .val = 0x0, },
+        { .reg = S5P_APLL_SYSCLK_LOWPWR                 , .val = 0x0, },
+        { .reg = S5P_MPLL_SYSCLK_LOWPWR                 , .val = 0x0, },
+        { .reg = S5P_VPLL_SYSCLK_LOWPWR                 , .val = 0x0, },
+        { .reg = S5P_EPLL_SYSCLK_LOWPWR                 , .val = 0x0, },
+        { .reg = S5P_CMU_CLKSTOP_GPS_ALIVE_LOWPWR       , .val = 0x0, },
+        { .reg = S5P_CMU_RESET_GPSALIVE_LOWPWR          , .val = 0x0, },
+        { .reg = S5P_CMU_CLKSTOP_CAM_LOWPWR             , .val = 0x0, },
+        { .reg = S5P_CMU_CLKSTOP_TV_LOWPWR              , .val = 0x0, },
+        { .reg = S5P_CMU_CLKSTOP_MFC_LOWPWR             , .val = 0x0, },
+        { .reg = S5P_CMU_CLKSTOP_G3D_LOWPWR             , .val = 0x0, },
+        { .reg = S5P_CMU_CLKSTOP_LCD0_LOWPWR            , .val = 0x0, },
+        { .reg = S5P_CMU_CLKSTOP_LCD1_LOWPWR            , .val = 0x0, },
+        { .reg = S5P_CMU_CLKSTOP_MAUDIO_LOWPWR          , .val = 0x0, },
+        { .reg = S5P_CMU_CLKSTOP_GPS_LOWPWR             , .val = 0x0, },
+        { .reg = S5P_CMU_RESET_CAM_LOWPWR               , .val = 0x0, },
+        { .reg = S5P_CMU_RESET_TV_LOWPWR                , .val = 0x0, },
+        { .reg = S5P_CMU_RESET_MFC_LOWPWR               , .val = 0x0, },
+        { .reg = S5P_CMU_RESET_G3D_LOWPWR               , .val = 0x0, },
+        { .reg = S5P_CMU_RESET_LCD0_LOWPWR              , .val = 0x0, },
+        { .reg = S5P_CMU_RESET_LCD1_LOWPWR              , .val = 0x0, },
+        { .reg = S5P_CMU_RESET_MAUDIO_LOWPWR            , .val = 0x0, },
+        { .reg = S5P_CMU_RESET_GPS_LOWPWR               , .val = 0x0, },
+        { .reg = S5P_TOP_BUS_LOWPWR                     , .val = 0x0, },
+        { .reg = S5P_TOP_RETENTION_LOWPWR               , .val = 0x1, },
+        { .reg = S5P_TOP_PWR_LOWPWR                     , .val = 0x3, },
+        { .reg = S5P_LOGIC_RESET_LOWPWR                 , .val = 0x0, },
+        { .reg = S5P_ONENAND_MEM_LOWPWR                 , .val = 0x0, },
+        { .reg = S5P_MODIMIF_MEM_LOWPWR                 , .val = 0x0, },
+        { .reg = S5P_G2D_ACP_MEM_LOWPWR                 , .val = 0x0, },
+        { .reg = S5P_USBOTG_MEM_LOWPWR                  , .val = 0x0, },
+        { .reg = S5P_HSMMC_MEM_LOWPWR                   , .val = 0x0, },
+        { .reg = S5P_CSSYS_MEM_LOWPWR                   , .val = 0x0, },
+        { .reg = S5P_SECSS_MEM_LOWPWR                   , .val = 0x0, },
+        { .reg = S5P_PCIE_MEM_LOWPWR                    , .val = 0x0, },
+        { .reg = S5P_SATA_MEM_LOWPWR                    , .val = 0x0, },
+        { .reg = S5P_PAD_RETENTION_DRAM_LOWPWR          , .val = 0x0, },
+        { .reg = S5P_PAD_RETENTION_MAUDIO_LOWPWR        , .val = 0x0, },
+        { .reg = S5P_PAD_RETENTION_GPIO_LOWPWR          , .val = 0x0, },
+        { .reg = S5P_PAD_RETENTION_UART_LOWPWR          , .val = 0x0, },
+        { .reg = S5P_PAD_RETENTION_MMCA_LOWPWR          , .val = 0x0, },
+        { .reg = S5P_PAD_RETENTION_MMCB_LOWPWR          , .val = 0x0, },
+        { .reg = S5P_PAD_RETENTION_EBIA_LOWPWR          , .val = 0x0, },
+        { .reg = S5P_PAD_RETENTION_EBIB_LOWPWR          , .val = 0x0, },
+        { .reg = S5P_PAD_RETENTION_ISOLATION_LOWPWR     , .val = 0x0, },
+        { .reg = S5P_PAD_RETENTION_ALV_SEL_LOWPWR       , .val = 0x0, },
+        { .reg = S5P_XUSBXTI_LOWPWR                     , .val = 0x0, },
+        { .reg = S5P_XXTI_LOWPWR                        , .val = 0x0, },
+        { .reg = S5P_EXT_REGULATOR_LOWPWR               , .val = 0x0, },
+        { .reg = S5P_GPIO_MODE_LOWPWR                   , .val = 0x0, },
+        { .reg = S5P_GPIO_MODE_MAUDIO_LOWPWR            , .val = 0x0, },
+        { .reg = S5P_CAM_LOWPWR                         , .val = 0x0, },
+        { .reg = S5P_TV_LOWPWR                          , .val = 0x0, },
+        { .reg = S5P_MFC_LOWPWR                         , .val = 0x0, },
+        { .reg = S5P_G3D_LOWPWR                         , .val = 0x0, },
+        { .reg = S5P_LCD0_LOWPWR                        , .val = 0x0, },
+        { .reg = S5P_LCD1_LOWPWR                        , .val = 0x0, },
+        { .reg = S5P_MAUDIO_LOWPWR                      , .val = 0x0, },
+        { .reg = S5P_GPS_LOWPWR                         , .val = 0x0, },
+        { .reg = S5P_GPS_ALIVE_LOWPWR                   , .val = 0x0, },
+};
+static struct sleep_save exynos4_set_clksrc[] = {
+        { .reg = S5P_CLKSRC_MASK_TOP                    , .val = 0x00000001, },
+        { .reg = S5P_CLKSRC_MASK_CAM                    , .val = 0x11111111, },
+        { .reg = S5P_CLKSRC_MASK_TV                     , .val = 0x00000111, },
+        { .reg = S5P_CLKSRC_MASK_LCD0                   , .val = 0x00001111, },
+        { .reg = S5P_CLKSRC_MASK_LCD1                   , .val = 0x00001111, },
+        { .reg = S5P_CLKSRC_MASK_MAUDIO                 , .val = 0x00000001, },
+        { .reg = S5P_CLKSRC_MASK_FSYS                   , .val = 0x01011111, },
+        { .reg = S5P_CLKSRC_MASK_PERIL0                 , .val = 0x01111111, },
+        { .reg = S5P_CLKSRC_MASK_PERIL1                 , .val = 0x01110111, },
+        { .reg = S5P_CLKSRC_MASK_DMC                    , .val = 0x00010000, },
+};
+static struct sleep_save exynos4_core_save[] = {
+        /* CMU side */
+        SAVE_ITEM(S5P_CLKDIV_LEFTBUS),
+        SAVE_ITEM(S5P_CLKGATE_IP_LEFTBUS),
+        SAVE_ITEM(S5P_CLKDIV_RIGHTBUS),
+        SAVE_ITEM(S5P_CLKGATE_IP_RIGHTBUS),
+        SAVE_ITEM(S5P_EPLL_CON0),
+        SAVE_ITEM(S5P_EPLL_CON1),
+        SAVE_ITEM(S5P_VPLL_CON0),
+        SAVE_ITEM(S5P_VPLL_CON1),
+        SAVE_ITEM(S5P_CLKSRC_TOP0),
+        SAVE_ITEM(S5P_CLKSRC_TOP1),
+        SAVE_ITEM(S5P_CLKSRC_CAM),
+        SAVE_ITEM(S5P_CLKSRC_MFC),
+        SAVE_ITEM(S5P_CLKSRC_IMAGE),
+        SAVE_ITEM(S5P_CLKSRC_LCD0),
+        SAVE_ITEM(S5P_CLKSRC_LCD1),
+        SAVE_ITEM(S5P_CLKSRC_MAUDIO),
+        SAVE_ITEM(S5P_CLKSRC_FSYS),
+        SAVE_ITEM(S5P_CLKSRC_PERIL0),
+        SAVE_ITEM(S5P_CLKSRC_PERIL1),
+        SAVE_ITEM(S5P_CLKDIV_CAM),
+        SAVE_ITEM(S5P_CLKDIV_TV),
+        SAVE_ITEM(S5P_CLKDIV_MFC),
+        SAVE_ITEM(S5P_CLKDIV_G3D),
+        SAVE_ITEM(S5P_CLKDIV_IMAGE),
+        SAVE_ITEM(S5P_CLKDIV_LCD0),
+        SAVE_ITEM(S5P_CLKDIV_LCD1),
+        SAVE_ITEM(S5P_CLKDIV_MAUDIO),
+        SAVE_ITEM(S5P_CLKDIV_FSYS0),
+        SAVE_ITEM(S5P_CLKDIV_FSYS1),
+        SAVE_ITEM(S5P_CLKDIV_FSYS2),
+        SAVE_ITEM(S5P_CLKDIV_FSYS3),
+        SAVE_ITEM(S5P_CLKDIV_PERIL0),
+        SAVE_ITEM(S5P_CLKDIV_PERIL1),
+        SAVE_ITEM(S5P_CLKDIV_PERIL2),
+        SAVE_ITEM(S5P_CLKDIV_PERIL3),
+        SAVE_ITEM(S5P_CLKDIV_PERIL4),
+        SAVE_ITEM(S5P_CLKDIV_PERIL5),
+        SAVE_ITEM(S5P_CLKDIV_TOP),
+        SAVE_ITEM(S5P_CLKSRC_MASK_CAM),
+        SAVE_ITEM(S5P_CLKSRC_MASK_TV),
+        SAVE_ITEM(S5P_CLKSRC_MASK_LCD0),
+        SAVE_ITEM(S5P_CLKSRC_MASK_LCD1),
+        SAVE_ITEM(S5P_CLKSRC_MASK_MAUDIO),
+        SAVE_ITEM(S5P_CLKSRC_MASK_FSYS),
+        SAVE_ITEM(S5P_CLKSRC_MASK_PERIL0),
+        SAVE_ITEM(S5P_CLKSRC_MASK_PERIL1),
+        SAVE_ITEM(S5P_CLKGATE_SCLKCAM),
+        SAVE_ITEM(S5P_CLKGATE_IP_CAM),
+        SAVE_ITEM(S5P_CLKGATE_IP_TV),
+        SAVE_ITEM(S5P_CLKGATE_IP_MFC),
+        SAVE_ITEM(S5P_CLKGATE_IP_G3D),
+        SAVE_ITEM(S5P_CLKGATE_IP_IMAGE),
+        SAVE_ITEM(S5P_CLKGATE_IP_LCD0),
+        SAVE_ITEM(S5P_CLKGATE_IP_LCD1),
+        SAVE_ITEM(S5P_CLKGATE_IP_FSYS),
+        SAVE_ITEM(S5P_CLKGATE_IP_GPS),
+        SAVE_ITEM(S5P_CLKGATE_IP_PERIL),
+        SAVE_ITEM(S5P_CLKGATE_IP_PERIR),
+        SAVE_ITEM(S5P_CLKGATE_BLOCK),
+        SAVE_ITEM(S5P_CLKSRC_MASK_DMC),
+        SAVE_ITEM(S5P_CLKSRC_DMC),
+        SAVE_ITEM(S5P_CLKDIV_DMC0),
+        SAVE_ITEM(S5P_CLKDIV_DMC1),
+        SAVE_ITEM(S5P_CLKGATE_IP_DMC),
+        SAVE_ITEM(S5P_CLKSRC_CPU),
+        SAVE_ITEM(S5P_CLKDIV_CPU),
+        SAVE_ITEM(S5P_CLKGATE_SCLKCPU),
+        SAVE_ITEM(S5P_CLKGATE_IP_CPU),
+        /* GIC side */
+        SAVE_ITEM(S5P_VA_GIC_CPU + 0x000),
+        SAVE_ITEM(S5P_VA_GIC_CPU + 0x004),
+        SAVE_ITEM(S5P_VA_GIC_CPU + 0x008),
+        SAVE_ITEM(S5P_VA_GIC_CPU + 0x00C),
+        SAVE_ITEM(S5P_VA_GIC_CPU + 0x014),
+        SAVE_ITEM(S5P_VA_GIC_CPU + 0x018),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x000),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x004),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x100),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x104),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x108),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x300),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x304),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x308),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x400),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x404),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x408),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x40C),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x410),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x414),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x418),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x41C),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x420),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x424),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x428),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x42C),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x430),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x434),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x438),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x43C),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x440),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x444),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x448),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x44C),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x450),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x454),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x458),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x45C),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x800),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x804),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x808),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x80C),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x810),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x814),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x818),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x81C),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x820),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x824),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x828),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x82C),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x830),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x834),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x838),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x83C),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x840),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x844),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x848),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x84C),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x850),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x854),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x858),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0x85C),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0xC00),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0xC04),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0xC08),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0xC0C),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0xC10),
+        SAVE_ITEM(S5P_VA_GIC_DIST + 0xC14),
+        SAVE_ITEM(S5P_VA_COMBINER_BASE + 0x000),
+        SAVE_ITEM(S5P_VA_COMBINER_BASE + 0x010),
+        SAVE_ITEM(S5P_VA_COMBINER_BASE + 0x020),
+        SAVE_ITEM(S5P_VA_COMBINER_BASE + 0x030),
+        SAVE_ITEM(S5P_VA_COMBINER_BASE + 0x040),
+        SAVE_ITEM(S5P_VA_COMBINER_BASE + 0x050),
+        SAVE_ITEM(S5P_VA_COMBINER_BASE + 0x060),
+        SAVE_ITEM(S5P_VA_COMBINER_BASE + 0x070),
+        SAVE_ITEM(S5P_VA_COMBINER_BASE + 0x080),
+        SAVE_ITEM(S5P_VA_COMBINER_BASE + 0x090),
+};
+static struct sleep_save exynos4_l2cc_save[] = {
+        SAVE_ITEM(S5P_VA_L2CC + L2X0_TAG_LATENCY_CTRL),
+        SAVE_ITEM(S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL),
+        SAVE_ITEM(S5P_VA_L2CC + L2X0_PREFETCH_CTRL),
+        SAVE_ITEM(S5P_VA_L2CC + L2X0_POWER_CTRL),
+        SAVE_ITEM(S5P_VA_L2CC + L2X0_AUX_CTRL),
+};
+void exynos4_cpu_suspend(void)
+{
+        unsigned long tmp;
+        unsigned long mask = 0xFFFFFFFF;
+        /* Setting Central Sequence Register for power down mode */
+        tmp = __raw_readl(S5P_CENTRAL_SEQ_CONFIGURATION);
+        tmp &= ~(S5P_CENTRAL_LOWPWR_CFG);
+        __raw_writel(tmp, S5P_CENTRAL_SEQ_CONFIGURATION);
+        /* Setting Central Sequence option Register */
+        tmp = __raw_readl(S5P_CENTRAL_SEQ_OPTION);
+        tmp &= ~(S5P_USE_MASK);
+        tmp |= S5P_USE_STANDBY_WFI0;
+        __raw_writel(tmp, S5P_CENTRAL_SEQ_OPTION);
+        /* Clear all interrupt pending to avoid early wakeup */
+        __raw_writel(mask, (S5P_VA_GIC_DIST + 0x280));
+        __raw_writel(mask, (S5P_VA_GIC_DIST + 0x284));
+        __raw_writel(mask, (S5P_VA_GIC_DIST + 0x288));
+        /* Disable all interrupt */
+        __raw_writel(0x0, (S5P_VA_GIC_CPU + 0x000));
+        __raw_writel(0x0, (S5P_VA_GIC_DIST + 0x000));
+        __raw_writel(mask, (S5P_VA_GIC_DIST + 0x184));
+        __raw_writel(mask, (S5P_VA_GIC_DIST + 0x188));
+        outer_flush_all();
+        /* issue the standby signal into the pm unit. */
+        cpu_do_idle();
+        /* we should never get past here */
+        panic("sleep resumed to originator?");
+}
+static void exynos4_pm_prepare(void)
+{
+        u32 tmp;
+        s3c_pm_do_save(exynos4_core_save, ARRAY_SIZE(exynos4_core_save));
+        s3c_pm_do_save(exynos4_l2cc_save, ARRAY_SIZE(exynos4_l2cc_save));
+        tmp = __raw_readl(S5P_INFORM1);
+        /* Set value of power down register for sleep mode */
+        s3c_pm_do_restore_core(exynos4_sleep, ARRAY_SIZE(exynos4_sleep));
+        __raw_writel(S5P_CHECK_SLEEP, S5P_INFORM1);
+        /* ensure at least INFORM0 has the resume address */
+        __raw_writel(virt_to_phys(s3c_cpu_resume), S5P_INFORM0);
+        /* Before enter central sequence mode, clock src register have to set */
+        s3c_pm_do_restore_core(exynos4_set_clksrc, ARRAY_SIZE(exynos4_set_clksrc));
+}
+static int exynos4_pm_add(struct sys_device *sysdev)
+{
+        pm_cpu_prep = exynos4_pm_prepare;
+        pm_cpu_sleep = exynos4_cpu_suspend;
+        return 0;
+}
+/* This function copy from linux/arch/arm/kernel/smp_scu.c */
+void exynos4_scu_enable(void __iomem *scu_base)
+{
+        u32 scu_ctrl;
+        scu_ctrl = __raw_readl(scu_base);
+        /* already enabled? */
+        if (scu_ctrl & 1)
+                return;
+        scu_ctrl |= 1;
+        __raw_writel(scu_ctrl, scu_base);
+        /*
+         * Ensure that the data accessed by CPU0 before the SCU was
+         * initialised is visible to the other CPUs.
+         */
+        flush_cache_all();
+}
+static int exynos4_pm_resume(struct sys_device *dev)
+{
+        /* For release retention */
+        __raw_writel((1 << 28), S5P_PAD_RET_MAUDIO_OPTION);
+        __raw_writel((1 << 28), S5P_PAD_RET_GPIO_OPTION);
+        __raw_writel((1 << 28), S5P_PAD_RET_UART_OPTION);
+        __raw_writel((1 << 28), S5P_PAD_RET_MMCA_OPTION);
+        __raw_writel((1 << 28), S5P_PAD_RET_MMCB_OPTION);
+        __raw_writel((1 << 28), S5P_PAD_RET_EBIA_OPTION);
+        __raw_writel((1 << 28), S5P_PAD_RET_EBIB_OPTION);
+        s3c_pm_do_restore_core(exynos4_core_save, ARRAY_SIZE(exynos4_core_save));
+        exynos4_scu_enable(S5P_VA_SCU);
+#ifdef CONFIG_CACHE_L2X0
+        s3c_pm_do_restore_core(exynos4_l2cc_save, ARRAY_SIZE(exynos4_l2cc_save));
+        outer_inv_all();
+        /* enable L2X0*/
+        writel_relaxed(1, S5P_VA_L2CC + L2X0_CTRL);
+#endif
+        return 0;
+}
+static struct sysdev_driver exynos4_pm_driver = {
+        .add            = exynos4_pm_add,
+        .resume         = exynos4_pm_resume,
+};
+static __init int exynos4_pm_drvinit(void)
+{
+        unsigned int tmp;
+        s3c_pm_init();
+        /* All wakeup disable */
+        tmp = __raw_readl(S5P_WAKEUP_MASK);
+        tmp |= ((0xFF << 8) | (0x1F << 1));
+        __raw_writel(tmp, S5P_WAKEUP_MASK);
+        return sysdev_driver_register(&exynos4_sysclass, &exynos4_pm_driver);
+}
+arch_initcall(exynos4_pm_drvinit);
diff --git a/arch/arm/mach-exynos4/setup-fimc.c b/arch/arm/mach-exynos4/setup-fimc.c
new file mode 100644
index 00000000000..6a45078d9d1
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-fimc.c
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ *
+ * Exynos4 camera interface GPIO configuration.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/gpio.h>
+#include <plat/gpio-cfg.h>
+#include <plat/camport.h>
+int exynos4_fimc_setup_gpio(enum s5p_camport_id id)
+{
+        u32 gpio8, gpio5;
+        u32 sfn;
+        int ret;
+        switch (id) {
+        case S5P_CAMPORT_A:
+                gpio8 = EXYNOS4_GPJ0(0); /* PCLK, VSYNC, HREF, DATA[0:4] */
+                gpio5 = EXYNOS4_GPJ1(0); /* DATA[5:7], CLKOUT, FIELD */
+                sfn = S3C_GPIO_SFN(2);
+                break;
+        case S5P_CAMPORT_B:
+                gpio8 = EXYNOS4_GPE0(0); /* DATA[0:7] */
+                gpio5 = EXYNOS4_GPE1(0); /* PCLK, VSYNC, HREF, CLKOUT, FIELD */
+                sfn = S3C_GPIO_SFN(3);
+                break;
+        default:
+                WARN(1, "Wrong camport id: %d\n", id);
+                return -EINVAL;
+        }
+        ret = s3c_gpio_cfgall_range(gpio8, 8, sfn, S3C_GPIO_PULL_UP);
+        if (ret)
+                return ret;
+        return s3c_gpio_cfgall_range(gpio5, 5, sfn, S3C_GPIO_PULL_UP);
+}
diff --git a/arch/arm/mach-s5pv310/setup-i2c0.c b/arch/arm/mach-exynos4/setup-i2c0.c
index f47f8f3152e..d395bd17c38 100644
--- a/arch/arm/mach-s5pv310/setup-i2c0.c
+++ b/arch/arm/mach-exynos4/setup-i2c0.c
@@ -1,5 +1,5 @@
 /*
- * linux/arch/arm/mach-s5pv310/setup-i2c0.c
+ * linux/arch/arm/mach-exynos4/setup-i2c0.c
 *
 * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com/
@@ -21,6 +21,6 @@ struct platform_device; /* don't need the contents */
 void s3c_i2c0_cfg_gpio(struct platform_device *dev)
 {
-        s3c_gpio_cfgall_range(S5PV310_GPD1(0), 2,
+        s3c_gpio_cfgall_range(EXYNOS4_GPD1(0), 2,
                              S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
 }
diff --git a/arch/arm/mach-s5pv310/setup-i2c1.c b/arch/arm/mach-exynos4/setup-i2c1.c
index 9d07e4e2f14..fd7235a43f6 100644
--- a/arch/arm/mach-s5pv310/setup-i2c1.c
+++ b/arch/arm/mach-exynos4/setup-i2c1.c
@@ -1,5 +1,5 @@
 /*
- * linux/arch/arm/mach-s5pv310/setup-i2c1.c
+ * linux/arch/arm/mach-exynos4/setup-i2c1.c
 *
 * Copyright (C) 2010 Samsung Electronics Co., Ltd.
 *
@@ -18,6 +18,6 @@ struct platform_device; /* don't need the contents */
 void s3c_i2c1_cfg_gpio(struct platform_device *dev)
 {
-        s3c_gpio_cfgall_range(S5PV310_GPD1(2), 2,
+        s3c_gpio_cfgall_range(EXYNOS4_GPD1(2), 2,
                              S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
 }
diff --git a/arch/arm/mach-s5pv310/setup-i2c2.c b/arch/arm/mach-exynos4/setup-i2c2.c
index 4163b1233da..2694b19e8b3 100644
--- a/arch/arm/mach-s5pv310/setup-i2c2.c
+++ b/arch/arm/mach-exynos4/setup-i2c2.c
@@ -1,5 +1,5 @@
 /*
- * linux/arch/arm/mach-s5pv310/setup-i2c2.c
+ * linux/arch/arm/mach-exynos4/setup-i2c2.c
 *
 * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
 *
@@ -18,6 +18,6 @@ struct platform_device; /* don't need the contents */
 void s3c_i2c2_cfg_gpio(struct platform_device *dev)
 {
-        s3c_gpio_cfgall_range(S5PV310_GPA0(6), 2,
+        s3c_gpio_cfgall_range(EXYNOS4_GPA0(6), 2,
                              S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP);
 }
diff --git a/arch/arm/mach-s5pv310/setup-i2c3.c b/arch/arm/mach-exynos4/setup-i2c3.c
index 180f153d2a2..379bd306993 100644
--- a/arch/arm/mach-s5pv310/setup-i2c3.c
+++ b/arch/arm/mach-exynos4/setup-i2c3.c
@@ -1,5 +1,5 @@
 /*
- * linux/arch/arm/mach-s5pv310/setup-i2c3.c
+ * linux/arch/arm/mach-exynos4/setup-i2c3.c
 *
 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
 *
@@ -18,6 +18,6 @@ struct platform_device; /* don't need the contents */
 void s3c_i2c3_cfg_gpio(struct platform_device *dev)
 {
-        s3c_gpio_cfgall_range(S5PV310_GPA1(2), 2,
+        s3c_gpio_cfgall_range(EXYNOS4_GPA1(2), 2,
                              S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP);
 }
diff --git a/arch/arm/mach-s5pv310/setup-i2c4.c b/arch/arm/mach-exynos4/setup-i2c4.c
index 909e8dfc531..9f3c04855b7 100644
--- a/arch/arm/mach-s5pv310/setup-i2c4.c
+++ b/arch/arm/mach-exynos4/setup-i2c4.c
@@ -1,5 +1,5 @@
 /*
- * linux/arch/arm/mach-s5pv310/setup-i2c4.c
+ * linux/arch/arm/mach-exynos4/setup-i2c4.c
 *
 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
 *
@@ -18,6 +18,6 @@ struct platform_device; /* don't need the contents */
 void s3c_i2c4_cfg_gpio(struct platform_device *dev)
 {
-        s3c_gpio_cfgall_range(S5PV310_GPB(2), 2,
+        s3c_gpio_cfgall_range(EXYNOS4_GPB(2), 2,
                              S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP);
 }
diff --git a/arch/arm/mach-s5pv310/setup-i2c5.c b/arch/arm/mach-exynos4/setup-i2c5.c
index 5d0fa4ac028..77e1a1e57c7 100644
--- a/arch/arm/mach-s5pv310/setup-i2c5.c
+++ b/arch/arm/mach-exynos4/setup-i2c5.c
@@ -1,5 +1,5 @@
 /*
- * linux/arch/arm/mach-s5pv310/setup-i2c5.c
+ * linux/arch/arm/mach-exynos4/setup-i2c5.c
 *
 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
 *
@@ -18,6 +18,6 @@ struct platform_device; /* don't need the contents */
 void s3c_i2c5_cfg_gpio(struct platform_device *dev)
 {
-        s3c_gpio_cfgall_range(S5PV310_GPB(6), 2,
+        s3c_gpio_cfgall_range(EXYNOS4_GPB(6), 2,
                              S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP);
 }
diff --git a/arch/arm/mach-s5pv310/setup-i2c6.c b/arch/arm/mach-exynos4/setup-i2c6.c
index 34aafab92ac..284d12b7af0 100644
--- a/arch/arm/mach-s5pv310/setup-i2c6.c
+++ b/arch/arm/mach-exynos4/setup-i2c6.c
@@ -1,5 +1,5 @@
 /*
- * linux/arch/arm/mach-s5pv310/setup-i2c6.c
+ * linux/arch/arm/mach-exynos4/setup-i2c6.c
 *
 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
 *
@@ -18,6 +18,6 @@ struct platform_device; /* don't need the contents */
 void s3c_i2c6_cfg_gpio(struct platform_device *dev)
 {
-        s3c_gpio_cfgall_range(S5PV310_GPC1(3), 2,
+        s3c_gpio_cfgall_range(EXYNOS4_GPC1(3), 2,
                              S3C_GPIO_SFN(4), S3C_GPIO_PULL_UP);
 }
diff --git a/arch/arm/mach-s5pv310/setup-i2c7.c b/arch/arm/mach-exynos4/setup-i2c7.c
index 9b25b8d1892..b7611ee359a 100644
--- a/arch/arm/mach-s5pv310/setup-i2c7.c
+++ b/arch/arm/mach-exynos4/setup-i2c7.c
@@ -1,5 +1,5 @@
 /*
- * linux/arch/arm/mach-s5pv310/setup-i2c7.c
+ * linux/arch/arm/mach-exynos4/setup-i2c7.c
 *
 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
 *
@@ -18,6 +18,6 @@ struct platform_device; /* don't need the contents */
 void s3c_i2c7_cfg_gpio(struct platform_device *dev)
 {
-        s3c_gpio_cfgall_range(S5PV310_GPD0(2), 2,
+        s3c_gpio_cfgall_range(EXYNOS4_GPD0(2), 2,
                              S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP);
 }
diff --git a/arch/arm/mach-exynos4/setup-keypad.c b/arch/arm/mach-exynos4/setup-keypad.c
new file mode 100644
index 00000000000..1ee0ebff111
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-keypad.c
@@ -0,0 +1,35 @@
+/* linux/arch/arm/mach-exynos4/setup-keypad.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * GPIO configuration for Exynos4 KeyPad device
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#include <linux/gpio.h>
+#include <plat/gpio-cfg.h>
+void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols)
+{
+        /* Keypads can be of various combinations, Just making sure */
+        if (rows > 8) {
+                /* Set all the necessary GPX2 pins: KP_ROW[0~7] */
+                s3c_gpio_cfgrange_nopull(EXYNOS4_GPX2(0), 8, S3C_GPIO_SFN(3));
+                /* Set all the necessary GPX3 pins: KP_ROW[8~] */
+                s3c_gpio_cfgrange_nopull(EXYNOS4_GPX3(0), (rows - 8),
+                                         S3C_GPIO_SFN(3));
+        } else {
+                /* Set all the necessary GPX2 pins: KP_ROW[x] */
+                s3c_gpio_cfgrange_nopull(EXYNOS4_GPX2(0), rows,
+                                         S3C_GPIO_SFN(3));
+        }
+        /* Set all the necessary GPX1 pins to special-function 3: KP_COL[x] */
+        s3c_gpio_cfgrange_nopull(EXYNOS4_GPX1(0), cols, S3C_GPIO_SFN(3));
+}
diff --git a/arch/arm/mach-s5pv310/setup-sdhci-gpio.c b/arch/arm/mach-exynos4/setup-sdhci-gpio.c
index 86d38cc4913..1b3d3a2de95 100644
--- a/arch/arm/mach-s5pv310/setup-sdhci-gpio.c
+++ b/arch/arm/mach-exynos4/setup-sdhci-gpio.c
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/setup-sdhci-gpio.c
+/* linux/arch/arm/mach-exynos4/setup-sdhci-gpio.c
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
- * S5PV310 - Helper functions for setting up SDHCI device(s) GPIO (HSMMC)
+ * EXYNOS4 - Helper functions for setting up SDHCI device(s) GPIO (HSMMC)
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
@@ -23,13 +23,13 @@
 #include <plat/regs-sdhci.h>
 #include <plat/sdhci.h>
-void s5pv310_setup_sdhci0_cfg_gpio(struct platform_device *dev, int width)
+void exynos4_setup_sdhci0_cfg_gpio(struct platform_device *dev, int width)
 {
        struct s3c_sdhci_platdata *pdata = dev->dev.platform_data;
        unsigned int gpio;
        /* Set all the necessary GPK0[0:1] pins to special-function 2 */
-        for (gpio = S5PV310_GPK0(0); gpio < S5PV310_GPK0(2); gpio++) {
+        for (gpio = EXYNOS4_GPK0(0); gpio < EXYNOS4_GPK0(2); gpio++) {
                s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
                s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
                s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
@@ -37,14 +37,14 @@ void s5pv310_setup_sdhci0_cfg_gpio(struct platform_device *dev, int width)
        switch (width) {
        case 8:
-                for (gpio = S5PV310_GPK1(3); gpio <= S5PV310_GPK1(6); gpio++) {
+                for (gpio = EXYNOS4_GPK1(3); gpio <= EXYNOS4_GPK1(6); gpio++) {
                        /* Data pin GPK1[3:6] to special-funtion 3 */
                        s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(3));
                        s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP);
                        s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
                }
        case 4:
-                for (gpio = S5PV310_GPK0(3); gpio <= S5PV310_GPK0(6); gpio++) {
+                for (gpio = EXYNOS4_GPK0(3); gpio <= EXYNOS4_GPK0(6); gpio++) {
                        /* Data pin GPK0[3:6] to special-funtion 2 */
                        s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
                        s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP);
@@ -55,25 +55,25 @@ void s5pv310_setup_sdhci0_cfg_gpio(struct platform_device *dev, int width)
        }
        if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) {
-                s3c_gpio_cfgpin(S5PV310_GPK0(2), S3C_GPIO_SFN(2));
+                s3c_gpio_cfgpin(EXYNOS4_GPK0(2), S3C_GPIO_SFN(2));
-                s3c_gpio_setpull(S5PV310_GPK0(2), S3C_GPIO_PULL_UP);
+                s3c_gpio_setpull(EXYNOS4_GPK0(2), S3C_GPIO_PULL_UP);
                s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
        }
 }
-void s5pv310_setup_sdhci1_cfg_gpio(struct platform_device *dev, int width)
+void exynos4_setup_sdhci1_cfg_gpio(struct platform_device *dev, int width)
 {
        struct s3c_sdhci_platdata *pdata = dev->dev.platform_data;
        unsigned int gpio;
        /* Set all the necessary GPK1[0:1] pins to special-function 2 */
-        for (gpio = S5PV310_GPK1(0); gpio < S5PV310_GPK1(2); gpio++) {
+        for (gpio = EXYNOS4_GPK1(0); gpio < EXYNOS4_GPK1(2); gpio++) {
                s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
                s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
                s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
        }
-        for (gpio = S5PV310_GPK1(3); gpio <= S5PV310_GPK1(6); gpio++) {
+        for (gpio = EXYNOS4_GPK1(3); gpio <= EXYNOS4_GPK1(6); gpio++) {
                /* Data pin GPK1[3:6] to special-function 2 */
                s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
                s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP);
@@ -81,19 +81,19 @@ void s5pv310_setup_sdhci1_cfg_gpio(struct platform_device *dev, int width)
        }
        if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) {
-                s3c_gpio_cfgpin(S5PV310_GPK1(2), S3C_GPIO_SFN(2));
+                s3c_gpio_cfgpin(EXYNOS4_GPK1(2), S3C_GPIO_SFN(2));
-                s3c_gpio_setpull(S5PV310_GPK1(2), S3C_GPIO_PULL_UP);
+                s3c_gpio_setpull(EXYNOS4_GPK1(2), S3C_GPIO_PULL_UP);
                s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
        }
 }
-void s5pv310_setup_sdhci2_cfg_gpio(struct platform_device *dev, int width)
+void exynos4_setup_sdhci2_cfg_gpio(struct platform_device *dev, int width)
 {
        struct s3c_sdhci_platdata *pdata = dev->dev.platform_data;
        unsigned int gpio;
        /* Set all the necessary GPK2[0:1] pins to special-function 2 */
-        for (gpio = S5PV310_GPK2(0); gpio < S5PV310_GPK2(2); gpio++) {
+        for (gpio = EXYNOS4_GPK2(0); gpio < EXYNOS4_GPK2(2); gpio++) {
                s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
                s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
                s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
@@ -101,14 +101,14 @@ void s5pv310_setup_sdhci2_cfg_gpio(struct platform_device *dev, int width)
        switch (width) {
        case 8:
-                for (gpio = S5PV310_GPK3(3); gpio <= S5PV310_GPK3(6); gpio++) {
+                for (gpio = EXYNOS4_GPK3(3); gpio <= EXYNOS4_GPK3(6); gpio++) {
                        /* Data pin GPK3[3:6] to special-function 3 */
                        s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(3));
                        s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP);
                        s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
                }
        case 4:
-                for (gpio = S5PV310_GPK2(3); gpio <= S5PV310_GPK2(6); gpio++) {
+                for (gpio = EXYNOS4_GPK2(3); gpio <= EXYNOS4_GPK2(6); gpio++) {
                        /* Data pin GPK2[3:6] to special-function 2 */
                        s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
                        s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP);
@@ -119,25 +119,25 @@ void s5pv310_setup_sdhci2_cfg_gpio(struct platform_device *dev, int width)
        }
        if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) {
-                s3c_gpio_cfgpin(S5PV310_GPK2(2), S3C_GPIO_SFN(2));
+                s3c_gpio_cfgpin(EXYNOS4_GPK2(2), S3C_GPIO_SFN(2));
-                s3c_gpio_setpull(S5PV310_GPK2(2), S3C_GPIO_PULL_UP);
+                s3c_gpio_setpull(EXYNOS4_GPK2(2), S3C_GPIO_PULL_UP);
                s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
        }
 }
-void s5pv310_setup_sdhci3_cfg_gpio(struct platform_device *dev, int width)
+void exynos4_setup_sdhci3_cfg_gpio(struct platform_device *dev, int width)
 {
        struct s3c_sdhci_platdata *pdata = dev->dev.platform_data;
        unsigned int gpio;
        /* Set all the necessary GPK3[0:1] pins to special-function 2 */
-        for (gpio = S5PV310_GPK3(0); gpio < S5PV310_GPK3(2); gpio++) {
+        for (gpio = EXYNOS4_GPK3(0); gpio < EXYNOS4_GPK3(2); gpio++) {
                s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
                s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
                s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
        }
-        for (gpio = S5PV310_GPK3(3); gpio <= S5PV310_GPK3(6); gpio++) {
+        for (gpio = EXYNOS4_GPK3(3); gpio <= EXYNOS4_GPK3(6); gpio++) {
                /* Data pin GPK3[3:6] to special-function 2 */
                s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
                s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP);
@@ -145,8 +145,8 @@ void s5pv310_setup_sdhci3_cfg_gpio(struct platform_device *dev, int width)
        }
        if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) {
-                s3c_gpio_cfgpin(S5PV310_GPK3(2), S3C_GPIO_SFN(2));
+                s3c_gpio_cfgpin(EXYNOS4_GPK3(2), S3C_GPIO_SFN(2));
-                s3c_gpio_setpull(S5PV310_GPK3(2), S3C_GPIO_PULL_UP);
+                s3c_gpio_setpull(EXYNOS4_GPK3(2), S3C_GPIO_PULL_UP);
                s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
        }
 }
diff --git a/arch/arm/mach-s5pv310/setup-sdhci.c b/arch/arm/mach-exynos4/setup-sdhci.c
index db8358fc466..85f9433d483 100644
--- a/arch/arm/mach-s5pv310/setup-sdhci.c
+++ b/arch/arm/mach-exynos4/setup-sdhci.c
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/setup-sdhci.c
+/* linux/arch/arm/mach-exynos4/setup-sdhci.c
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
- * S5PV310 - Helper functions for settign up SDHCI device(s) (HSMMC)
+ * EXYNOS4 - Helper functions for settign up SDHCI device(s) (HSMMC)
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
@@ -23,14 +23,14 @@
 /* clock sources for the mmc bus clock, order as for the ctrl2[5..4] */
-char *s5pv310_hsmmc_clksrcs[4] = {
+char *exynos4_hsmmc_clksrcs[4] = {
        [0] = NULL,
        [1] = NULL,
        [2] = "sclk_mmc",       /* mmc_bus */
        [3] = NULL,
 };
-void s5pv310_setup_sdhci_cfg_card(struct platform_device *dev, void __iomem *r,
+void exynos4_setup_sdhci_cfg_card(struct platform_device *dev, void __iomem *r,
                                  struct mmc_ios *ios, struct mmc_card *card)
 {
        u32 ctrl2, ctrl3;
diff --git a/arch/arm/mach-exynos4/sleep.S b/arch/arm/mach-exynos4/sleep.S
new file mode 100644
index 00000000000..6b62425417a
--- /dev/null
+++ b/arch/arm/mach-exynos4/sleep.S
@@ -0,0 +1,76 @@
+/* linux/arch/arm/mach-exynos4/sleep.S
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * EXYNOS4210 power Manager (Suspend-To-RAM) support
+ * Based on S3C2410 sleep code by:
+ *      Ben Dooks, (c) 2004 Simtec Electronics
+ *
+ * Based on PXA/SA1100 sleep code by:
+ *      Nicolas Pitre, (c) 2002 Monta Vista Software Inc
+ *      Cliff Brake, (c) 2001
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+#include <asm/memory.h>
+        .text
+        /*
+         * s3c_cpu_save
+         *
+         * entry:
+         *      r1 = v:p offset
+         */
+ENTRY(s3c_cpu_save)
+        stmfd   sp!, { r3 - r12, lr }
+        ldr     r3, =resume_with_mmu
+        bl      cpu_suspend
+        ldr     r0, =pm_cpu_sleep
+        ldr     r0, [ r0 ]
+        mov     pc, r0
+resume_with_mmu:
+        ldmfd   sp!, { r3 - r12, pc }
+        .ltorg
+        /*
+         * sleep magic, to allow the bootloader to check for an valid
+         * image to resume to. Must be the first word before the
+         * s3c_cpu_resume entry.
+         */
+        .word   0x2bedf00d
+        /*
+         * s3c_cpu_resume
+         *
+         * resume code entry for bootloader to call
+         *
+         * we must put this code here in the data segment as we have no
+         * other way of restoring the stack pointer after sleep, and we
+         * must not write to the code segment (code is read-only)
+         */
+ENTRY(s3c_cpu_resume)
+        b       cpu_resume
diff --git a/arch/arm/mach-s5pv310/time.c b/arch/arm/mach-exynos4/time.c
index b262d461533..86b9fa0d363 100644
--- a/arch/arm/mach-s5pv310/time.c
+++ b/arch/arm/mach-exynos4/time.c
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5pv310/time.c
+/* linux/arch/arm/mach-exynos4/time.c
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com
 *
- * S5PV310 (and compatible) HRT support
+ * EXYNOS4 (and compatible) HRT support
 * PWM 2/4 is used for this feature
 *
 * This program is free software; you can redistribute it and/or modify
@@ -33,7 +33,7 @@ static struct clk *tdiv2;
 static struct clk *tdiv4;
 static struct clk *timerclk;
-static void s5pv310_pwm_stop(unsigned int pwm_id)
+static void exynos4_pwm_stop(unsigned int pwm_id)
 {
        unsigned long tcon;
@@ -52,7 +52,7 @@ static void s5pv310_pwm_stop(unsigned int pwm_id)
        __raw_writel(tcon, S3C2410_TCON);
 }
-static void s5pv310_pwm_init(unsigned int pwm_id, unsigned long tcnt)
+static void exynos4_pwm_init(unsigned int pwm_id, unsigned long tcnt)
 {
        unsigned long tcon;
@@ -86,7 +86,7 @@ static void s5pv310_pwm_init(unsigned int pwm_id, unsigned long tcnt)
        }
 }
-static inline void s5pv310_pwm_start(unsigned int pwm_id, bool periodic)
+static inline void exynos4_pwm_start(unsigned int pwm_id, bool periodic)
 {
        unsigned long tcon;
@@ -117,23 +117,23 @@ static inline void s5pv310_pwm_start(unsigned int pwm_id, bool periodic)
        __raw_writel(tcon, S3C2410_TCON);
 }
-static int s5pv310_pwm_set_next_event(unsigned long cycles,
+static int exynos4_pwm_set_next_event(unsigned long cycles,
                                        struct clock_event_device *evt)
 {
-        s5pv310_pwm_init(2, cycles);
+        exynos4_pwm_init(2, cycles);
-        s5pv310_pwm_start(2, 0);
+        exynos4_pwm_start(2, 0);
        return 0;
 }
-static void s5pv310_pwm_set_mode(enum clock_event_mode mode,
+static void exynos4_pwm_set_mode(enum clock_event_mode mode,
                                struct clock_event_device *evt)
 {
-        s5pv310_pwm_stop(2);
+        exynos4_pwm_stop(2);
        switch (mode) {
        case CLOCK_EVT_MODE_PERIODIC:
-                s5pv310_pwm_init(2, clock_count_per_tick);
+                exynos4_pwm_init(2, clock_count_per_tick);
-                s5pv310_pwm_start(2, 1);
+                exynos4_pwm_start(2, 1);
                break;
        case CLOCK_EVT_MODE_ONESHOT:
                break;
@@ -149,11 +149,11 @@ static struct clock_event_device pwm_event_device = {
        .features       = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
        .rating         = 200,
        .shift          = 32,
-        .set_next_event = s5pv310_pwm_set_next_event,
+        .set_next_event = exynos4_pwm_set_next_event,
-        .set_mode       = s5pv310_pwm_set_mode,
+        .set_mode       = exynos4_pwm_set_mode,
 };
-irqreturn_t s5pv310_clock_event_isr(int irq, void *dev_id)
+irqreturn_t exynos4_clock_event_isr(int irq, void *dev_id)
 {
        struct clock_event_device *evt = &pwm_event_device;
@@ -162,13 +162,13 @@ irqreturn_t s5pv310_clock_event_isr(int irq, void *dev_id)
        return IRQ_HANDLED;
 }
-static struct irqaction s5pv310_clock_event_irq = {
+static struct irqaction exynos4_clock_event_irq = {
        .name           = "pwm_timer2_irq",
        .flags          = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL,
-        .handler        = s5pv310_clock_event_isr,
+        .handler        = exynos4_clock_event_isr,
 };
-static void __init s5pv310_clockevent_init(void)
+static void __init exynos4_clockevent_init(void)
 {
        unsigned long pclk;
        unsigned long clock_rate;
@@ -198,23 +198,39 @@ static void __init s5pv310_clockevent_init(void)
        pwm_event_device.cpumask = cpumask_of(0);
        clockevents_register_device(&pwm_event_device);
-        setup_irq(IRQ_TIMER2, &s5pv310_clock_event_irq);
+        setup_irq(IRQ_TIMER2, &exynos4_clock_event_irq);
 }
-static cycle_t s5pv310_pwm4_read(struct clocksource *cs)
+static cycle_t exynos4_pwm4_read(struct clocksource *cs)
 {
        return (cycle_t) ~__raw_readl(S3C_TIMERREG(0x40));
 }
+static void exynos4_pwm4_resume(struct clocksource *cs)
+{
+        unsigned long pclk;
+        pclk = clk_get_rate(timerclk);
+        clk_set_rate(tdiv4, pclk / 2);
+        clk_set_parent(tin4, tdiv4);
+        exynos4_pwm_init(4, ~0);
+        exynos4_pwm_start(4, 1);
+}
 struct clocksource pwm_clocksource = {
        .name           = "pwm_timer4",
        .rating         = 250,
-        .read           = s5pv310_pwm4_read,
+        .read           = exynos4_pwm4_read,
        .mask           = CLOCKSOURCE_MASK(32),
        .flags          = CLOCK_SOURCE_IS_CONTINUOUS ,
+#ifdef CONFIG_PM
+        .resume         = exynos4_pwm4_resume,
+#endif
 };
-static void __init s5pv310_clocksource_init(void)
+static void __init exynos4_clocksource_init(void)
 {
        unsigned long pclk;
        unsigned long clock_rate;
@@ -226,14 +242,14 @@ static void __init s5pv310_clocksource_init(void)
        clock_rate = clk_get_rate(tin4);
-        s5pv310_pwm_init(4, ~0);
+        exynos4_pwm_init(4, ~0);
-        s5pv310_pwm_start(4, 1);
+        exynos4_pwm_start(4, 1);
        if (clocksource_register_hz(&pwm_clocksource, clock_rate))
                panic("%s: can't register clocksource\n", pwm_clocksource.name);
 }
-static void __init s5pv310_timer_resources(void)
+static void __init exynos4_timer_resources(void)
 {
        struct platform_device tmpdev;
@@ -267,17 +283,17 @@ static void __init s5pv310_timer_resources(void)
        clk_enable(tin4);
 }
-static void __init s5pv310_timer_init(void)
+static void __init exynos4_timer_init(void)
 {
 #ifdef CONFIG_LOCAL_TIMERS
        twd_base = S5P_VA_TWD;
 #endif
-        s5pv310_timer_resources();
+        exynos4_timer_resources();
-        s5pv310_clockevent_init();
+        exynos4_clockevent_init();
-        s5pv310_clocksource_init();
+        exynos4_clocksource_init();
 }
-struct sys_timer s5pv310_timer = {
+struct sys_timer exynos4_timer = {
-        .init           = s5pv310_timer_init,
+        .init           = exynos4_timer_init,
 };
diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c
index 9f2c14ec718..d217ef3cd86 100644
--- a/arch/arm/mach-s3c2440/mach-gta02.c
+++ b/arch/arm/mach-s3c2440/mach-gta02.c
@@ -58,6 +58,9 @@
 #include <linux/mfd/pcf50633/pmic.h>
 #include <linux/mfd/pcf50633/backlight.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
 #include <asm/mach/irq.h>
@@ -86,6 +89,8 @@
 #include <plat/udc.h>
 #include <plat/gpio-cfg.h>
 #include <plat/iic.h>
+#include <plat/ts.h>
 static struct pcf50633 *gta02_pcf;
@@ -280,9 +285,6 @@ struct pcf50633_platform_data gta02_pcf_pdata = {
                                .valid_modes_mask = REGULATOR_MODE_NORMAL,
                                .always_on = 1,
                                .apply_uV = 1,
-                                .state_mem = {
-                                        .enabled = 1,
-                                },
                        },
                },
                [PCF50633_REGULATOR_DOWN1] = {
@@ -301,9 +303,6 @@ struct pcf50633_platform_data gta02_pcf_pdata = {
                                .valid_modes_mask = REGULATOR_MODE_NORMAL,
                                .apply_uV = 1,
                                .always_on = 1,
-                                .state_mem = {
-                                        .enabled = 1,
-                                },
                        },
                },
                [PCF50633_REGULATOR_HCLDO] = {
@@ -311,8 +310,8 @@ struct pcf50633_platform_data gta02_pcf_pdata = {
                                .min_uV = 2000000,
                                .max_uV = 3300000,
                                .valid_modes_mask = REGULATOR_MODE_NORMAL,
-                                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+                                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
-                                .always_on = 1,
+                                                REGULATOR_CHANGE_STATUS,
                        },
                },
                [PCF50633_REGULATOR_LDO1] = {
@@ -320,10 +319,8 @@ struct pcf50633_platform_data gta02_pcf_pdata = {
                                .min_uV = 3300000,
                                .max_uV = 3300000,
                                .valid_modes_mask = REGULATOR_MODE_NORMAL,
+                                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
                                .apply_uV = 1,
-                                .state_mem = {
-                                        .enabled = 0,
-                                },
                        },
                },
                [PCF50633_REGULATOR_LDO2] = {
@@ -347,6 +344,7 @@ struct pcf50633_platform_data gta02_pcf_pdata = {
                                .min_uV = 3200000,
                                .max_uV = 3200000,
                                .valid_modes_mask = REGULATOR_MODE_NORMAL,
+                                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
                                .apply_uV = 1,
                        },
                },
@@ -355,10 +353,8 @@ struct pcf50633_platform_data gta02_pcf_pdata = {
                                .min_uV = 3000000,
                                .max_uV = 3000000,
                                .valid_modes_mask = REGULATOR_MODE_NORMAL,
+                                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
                                .apply_uV = 1,
-                                .state_mem = {
-                                        .enabled = 1,
-                                },
                        },
                },
                [PCF50633_REGULATOR_LDO6] = {
@@ -373,9 +369,6 @@ struct pcf50633_platform_data gta02_pcf_pdata = {
                                .min_uV = 1800000,
                                .max_uV = 1800000,
                                .valid_modes_mask = REGULATOR_MODE_NORMAL,
-                                .state_mem = {
-                                        .enabled = 1,
-                                },
                        },
                },
@@ -489,6 +482,43 @@ static struct s3c2410_hcd_info gta02_usb_info __initdata = {
        },
 };
+/* Touchscreen */
+static struct s3c2410_ts_mach_info gta02_ts_info = {
+        .delay                  = 10000,
+        .presc                  = 0xff, /* slow as we can go */
+        .oversampling_shift     = 2,
+};
+/* Buttons */
+static struct gpio_keys_button gta02_buttons[] = {
+        {
+                .gpio = GTA02_GPIO_AUX_KEY,
+                .code = KEY_PHONE,
+                .desc = "Aux",
+                .type = EV_KEY,
+                .debounce_interval = 100,
+        },
+        {
+                .gpio = GTA02_GPIO_HOLD_KEY,
+                .code = KEY_PAUSE,
+                .desc = "Hold",
+                .type = EV_KEY,
+                .debounce_interval = 100,
+        },
+};
+static struct gpio_keys_platform_data gta02_buttons_pdata = {
+        .buttons = gta02_buttons,
+        .nbuttons = ARRAY_SIZE(gta02_buttons),
+};
+static struct platform_device gta02_buttons_device = {
+        .name = "gpio-keys",
+        .id = -1,
+        .dev = {
+                .platform_data = &gta02_buttons_pdata,
+        },
+};
 static void __init gta02_map_io(void)
 {
@@ -509,7 +539,11 @@ static struct platform_device *gta02_devices[] __initdata = {
        &gta02_nor_flash,
        &s3c24xx_pwm_device,
        &s3c_device_iis,
+        &samsung_asoc_dma,
        &s3c_device_i2c0,
+        &gta02_buttons_device,
+        &s3c_device_adc,
+        &s3c_device_ts,
 };
 /* These guys DO need to be children of PMU. */
@@ -559,6 +593,7 @@ static void __init gta02_machine_init(void)
 #endif
        s3c24xx_udc_set_platdata(&gta02_udc_cfg);
+        s3c24xx_ts_set_platdata(&gta02_ts_info);
        s3c_ohci_set_platdata(&gta02_usb_info);
        s3c_nand_set_platdata(&gta02_nand_info);
        s3c_i2c0_set_platdata(NULL);
@@ -567,6 +602,8 @@ static void __init gta02_machine_init(void)
        platform_add_devices(gta02_devices, ARRAY_SIZE(gta02_devices));
        pm_power_off = gta02_poweroff;
+        regulator_has_full_constraints();
 }
diff --git a/arch/arm/mach-s3c64xx/Kconfig b/arch/arm/mach-s3c64xx/Kconfig
index 579d2f0f4dd..e4177e22557 100644
--- a/arch/arm/mach-s3c64xx/Kconfig
+++ b/arch/arm/mach-s3c64xx/Kconfig
@@ -143,6 +143,7 @@ config MACH_SMDK6410
        select S3C_DEV_USB_HSOTG
        select S3C_DEV_WDT
        select SAMSUNG_DEV_KEYPAD
+        select SAMSUNG_DEV_PWM
        select HAVE_S3C2410_WATCHDOG if WATCHDOG
        select S3C64XX_SETUP_SDHCI
        select S3C64XX_SETUP_I2C1
@@ -231,7 +232,7 @@ config MACH_HMT
        select S3C_DEV_NAND
        select S3C_DEV_USB_HOST
        select S3C64XX_SETUP_FB_24BPP
-        select HAVE_PWM
+        select SAMSUNG_DEV_PWM
        help
          Machine support for the Airgoo HMT
@@ -249,8 +250,8 @@ config MACH_SMARTQ
        select S3C64XX_SETUP_SDHCI
        select S3C64XX_SETUP_FB_24BPP
        select SAMSUNG_DEV_ADC
+        select SAMSUNG_DEV_PWM
        select SAMSUNG_DEV_TS
-        select HAVE_PWM
        help
            Shared machine support for SmartQ 5/7
diff --git a/arch/arm/mach-s3c64xx/cpufreq.c b/arch/arm/mach-s3c64xx/cpufreq.c
index 74c0e8347de..4375b97588b 100644
--- a/arch/arm/mach-s3c64xx/cpufreq.c
+++ b/arch/arm/mach-s3c64xx/cpufreq.c
@@ -181,7 +181,7 @@ static void __init s3c64xx_cpufreq_config_regulator(void)
 }
 #endif
-static int __init s3c64xx_cpufreq_driver_init(struct cpufreq_policy *policy)
+static int s3c64xx_cpufreq_driver_init(struct cpufreq_policy *policy)
 {
        int ret;
        struct cpufreq_frequency_table *freq;
diff --git a/arch/arm/mach-s3c64xx/mach-smdk6410.c b/arch/arm/mach-s3c64xx/mach-smdk6410.c
index a80a3163dd3..686a4f270b1 100644
--- a/arch/arm/mach-s3c64xx/mach-smdk6410.c
+++ b/arch/arm/mach-s3c64xx/mach-smdk6410.c
@@ -29,6 +29,7 @@
 #include <linux/smsc911x.h>
 #include <linux/regulator/fixed.h>
 #include <linux/regulator/machine.h>
+#include <linux/pwm_backlight.h>
 #ifdef CONFIG_SMDK6410_WM1190_EV1
 #include <linux/mfd/wm8350/core.h>
@@ -49,6 +50,7 @@
 #include <mach/hardware.h>
 #include <mach/regs-fb.h>
 #include <mach/map.h>
+#include <mach/gpio-bank-f.h>
 #include <asm/irq.h>
 #include <asm/mach-types.h>
@@ -119,7 +121,6 @@ static void smdk6410_lcd_power_set(struct plat_lcd_data *pd,
 {
        if (power) {
                gpio_direction_output(S3C64XX_GPF(13), 1);
-                gpio_direction_output(S3C64XX_GPF(15), 1);
                /* fire nRESET on power up */
                gpio_direction_output(S3C64XX_GPN(5), 0);
@@ -127,7 +128,6 @@ static void smdk6410_lcd_power_set(struct plat_lcd_data *pd,
                gpio_direction_output(S3C64XX_GPN(5), 1);
                msleep(1);
        } else {
-                gpio_direction_output(S3C64XX_GPF(15), 0);
                gpio_direction_output(S3C64XX_GPF(13), 0);
        }
 }
@@ -270,6 +270,45 @@ static struct samsung_keypad_platdata smdk6410_keypad_data __initdata = {
        .cols           = 8,
 };
+static int smdk6410_backlight_init(struct device *dev)
+{
+        int ret;
+        ret = gpio_request(S3C64XX_GPF(15), "Backlight");
+        if (ret) {
+                printk(KERN_ERR "failed to request GPF for PWM-OUT1\n");
+                return ret;
+        }
+        /* Configure GPIO pin with S3C64XX_GPF15_PWM_TOUT1 */
+        s3c_gpio_cfgpin(S3C64XX_GPF(15), S3C_GPIO_SFN(2));
+        return 0;
+}
+static void smdk6410_backlight_exit(struct device *dev)
+{
+        s3c_gpio_cfgpin(S3C64XX_GPF(15), S3C_GPIO_OUTPUT);
+        gpio_free(S3C64XX_GPF(15));
+}
+static struct platform_pwm_backlight_data smdk6410_backlight_data = {
+        .pwm_id         = 1,
+        .max_brightness = 255,
+        .dft_brightness = 255,
+        .pwm_period_ns  = 78770,
+        .init           = smdk6410_backlight_init,
+        .exit           = smdk6410_backlight_exit,
+};
+static struct platform_device smdk6410_backlight_device = {
+        .name           = "pwm-backlight",
+        .dev            = {
+                .parent         = &s3c_device_timer[1].dev,
+                .platform_data  = &smdk6410_backlight_data,
+        },
+};
 static struct map_desc smdk6410_iodesc[] = {};
 static struct platform_device *smdk6410_devices[] __initdata = {
@@ -299,6 +338,8 @@ static struct platform_device *smdk6410_devices[] __initdata = {
        &s3c_device_rtc,
        &s3c_device_ts,
        &s3c_device_wdt,
+        &s3c_device_timer[1],
+        &smdk6410_backlight_device,
 };
 #ifdef CONFIG_REGULATOR
@@ -694,7 +735,6 @@ static void __init smdk6410_machine_init(void)
        gpio_request(S3C64XX_GPN(5), "LCD power");
        gpio_request(S3C64XX_GPF(13), "LCD power");
-        gpio_request(S3C64XX_GPF(15), "LCD power");
        i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
        i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
diff --git a/arch/arm/mach-s5p64x0/Kconfig b/arch/arm/mach-s5p64x0/Kconfig
index 164d2783d38..017af4c4293 100644
--- a/arch/arm/mach-s5p64x0/Kconfig
+++ b/arch/arm/mach-s5p64x0/Kconfig
@@ -10,12 +10,14 @@ if ARCH_S5P64X0
 config CPU_S5P6440
        bool
        select S3C_PL330_DMA
+        select S5P_HRT
        help
          Enable S5P6440 CPU support
 config CPU_S5P6450
        bool
        select S3C_PL330_DMA
+        select S5P_HRT
        help
          Enable S5P6450 CPU support
@@ -34,6 +36,7 @@ config MACH_SMDK6440
        select S3C_DEV_WDT
        select S3C64XX_DEV_SPI
        select SAMSUNG_DEV_ADC
+        select SAMSUNG_DEV_PWM
        select SAMSUNG_DEV_TS
        select S5P64X0_SETUP_I2C1
        help
@@ -47,6 +50,7 @@ config MACH_SMDK6450
        select S3C_DEV_WDT
        select S3C64XX_DEV_SPI
        select SAMSUNG_DEV_ADC
+        select SAMSUNG_DEV_PWM
        select SAMSUNG_DEV_TS
        select S5P64X0_SETUP_I2C1
        help
diff --git a/arch/arm/mach-s5p64x0/mach-smdk6440.c b/arch/arm/mach-s5p64x0/mach-smdk6440.c
index e5beb84e239..2d559f10fd4 100644
--- a/arch/arm/mach-s5p64x0/mach-smdk6440.c
+++ b/arch/arm/mach-s5p64x0/mach-smdk6440.c
@@ -22,6 +22,7 @@
 #include <linux/module.h>
 #include <linux/clk.h>
 #include <linux/gpio.h>
+#include <linux/pwm_backlight.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
@@ -32,6 +33,7 @@
 #include <mach/map.h>
 #include <mach/regs-clock.h>
 #include <mach/i2c.h>
+#include <mach/regs-gpio.h>
 #include <plat/regs-serial.h>
 #include <plat/gpio-cfg.h>
@@ -43,6 +45,7 @@
 #include <plat/pll.h>
 #include <plat/adc.h>
 #include <plat/ts.h>
+#include <plat/s5p-time.h>
 #define SMDK6440_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
                                S3C2410_UCON_RXILEVEL |         \
@@ -88,6 +91,45 @@ static struct s3c2410_uartcfg smdk6440_uartcfgs[] __initdata = {
        },
 };
+static int smdk6440_backlight_init(struct device *dev)
+{
+        int ret;
+        ret = gpio_request(S5P6440_GPF(15), "Backlight");
+        if (ret) {
+                printk(KERN_ERR "failed to request GPF for PWM-OUT1\n");
+                return ret;
+        }
+        /* Configure GPIO pin with S5P6440_GPF15_PWM_TOUT1 */
+        s3c_gpio_cfgpin(S5P6440_GPF(15), S3C_GPIO_SFN(2));
+        return 0;
+}
+static void smdk6440_backlight_exit(struct device *dev)
+{
+        s3c_gpio_cfgpin(S5P6440_GPF(15), S3C_GPIO_OUTPUT);
+        gpio_free(S5P6440_GPF(15));
+}
+static struct platform_pwm_backlight_data smdk6440_backlight_data = {
+        .pwm_id         = 1,
+        .max_brightness = 255,
+        .dft_brightness = 255,
+        .pwm_period_ns  = 78770,
+        .init           = smdk6440_backlight_init,
+        .exit           = smdk6440_backlight_exit,
+};
+static struct platform_device smdk6440_backlight_device = {
+        .name           = "pwm-backlight",
+        .dev            = {
+                .parent         = &s3c_device_timer[1].dev,
+                .platform_data  = &smdk6440_backlight_data,
+        },
+};
 static struct platform_device *smdk6440_devices[] __initdata = {
        &s3c_device_adc,
        &s3c_device_rtc,
@@ -97,6 +139,8 @@ static struct platform_device *smdk6440_devices[] __initdata = {
        &s3c_device_wdt,
        &samsung_asoc_dma,
        &s5p6440_device_iis,
+        &s3c_device_timer[1],
+        &smdk6440_backlight_device,
 };
 static struct s3c2410_platform_i2c s5p6440_i2c0_data __initdata = {
@@ -136,6 +180,7 @@ static void __init smdk6440_map_io(void)
        s5p_init_io(NULL, 0, S5P64X0_SYS_ID);
        s3c24xx_init_clocks(12000000);
        s3c24xx_init_uarts(smdk6440_uartcfgs, ARRAY_SIZE(smdk6440_uartcfgs));
+        s5p_set_timer_source(S5P_PWM3, S5P_PWM4);
 }
 static void __init smdk6440_machine_init(void)
@@ -159,5 +204,5 @@ MACHINE_START(SMDK6440, "SMDK6440")
        .init_irq       = s5p6440_init_irq,
        .map_io         = smdk6440_map_io,
        .init_machine   = smdk6440_machine_init,
-        .timer          = &s3c24xx_timer,
+        .timer          = &s5p_timer,
 MACHINE_END
diff --git a/arch/arm/mach-s5p64x0/mach-smdk6450.c b/arch/arm/mach-s5p64x0/mach-smdk6450.c
index 3a20de0a926..d19c4690ee9 100644
--- a/arch/arm/mach-s5p64x0/mach-smdk6450.c
+++ b/arch/arm/mach-s5p64x0/mach-smdk6450.c
@@ -22,6 +22,7 @@
 #include <linux/module.h>
 #include <linux/clk.h>
 #include <linux/gpio.h>
+#include <linux/pwm_backlight.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
@@ -32,6 +33,7 @@
 #include <mach/map.h>
 #include <mach/regs-clock.h>
 #include <mach/i2c.h>
+#include <mach/regs-gpio.h>
 #include <plat/regs-serial.h>
 #include <plat/gpio-cfg.h>
@@ -43,6 +45,7 @@
 #include <plat/pll.h>
 #include <plat/adc.h>
 #include <plat/ts.h>
+#include <plat/s5p-time.h>
 #define SMDK6450_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
                                S3C2410_UCON_RXILEVEL |         \
@@ -106,6 +109,45 @@ static struct s3c2410_uartcfg smdk6450_uartcfgs[] __initdata = {
 #endif
 };
+static int smdk6450_backlight_init(struct device *dev)
+{
+        int ret;
+        ret = gpio_request(S5P6450_GPF(15), "Backlight");
+        if (ret) {
+                printk(KERN_ERR "failed to request GPF for PWM-OUT1\n");
+                return ret;
+        }
+        /* Configure GPIO pin with S5P6450_GPF15_PWM_TOUT1 */
+        s3c_gpio_cfgpin(S5P6450_GPF(15), S3C_GPIO_SFN(2));
+        return 0;
+}
+static void smdk6450_backlight_exit(struct device *dev)
+{
+        s3c_gpio_cfgpin(S5P6450_GPF(15), S3C_GPIO_OUTPUT);
+        gpio_free(S5P6450_GPF(15));
+}
+static struct platform_pwm_backlight_data smdk6450_backlight_data = {
+        .pwm_id         = 1,
+        .max_brightness = 255,
+        .dft_brightness = 255,
+        .pwm_period_ns  = 78770,
+        .init           = smdk6450_backlight_init,
+        .exit           = smdk6450_backlight_exit,
+};
+static struct platform_device smdk6450_backlight_device = {
+        .name           = "pwm-backlight",
+        .dev            = {
+                .parent         = &s3c_device_timer[1].dev,
+                .platform_data  = &smdk6450_backlight_data,
+        },
+};
 static struct platform_device *smdk6450_devices[] __initdata = {
        &s3c_device_adc,
        &s3c_device_rtc,
@@ -115,6 +157,8 @@ static struct platform_device *smdk6450_devices[] __initdata = {
        &s3c_device_wdt,
        &samsung_asoc_dma,
        &s5p6450_device_iis0,
+        &s3c_device_timer[1],
+        &smdk6450_backlight_device,
        /* s5p6450_device_spi0 will be added */
 };
@@ -155,6 +199,7 @@ static void __init smdk6450_map_io(void)
        s5p_init_io(NULL, 0, S5P64X0_SYS_ID);
        s3c24xx_init_clocks(19200000);
        s3c24xx_init_uarts(smdk6450_uartcfgs, ARRAY_SIZE(smdk6450_uartcfgs));
+        s5p_set_timer_source(S5P_PWM3, S5P_PWM4);
 }
 static void __init smdk6450_machine_init(void)
@@ -178,5 +223,5 @@ MACHINE_START(SMDK6450, "SMDK6450")
        .init_irq       = s5p6450_init_irq,
        .map_io         = smdk6450_map_io,
        .init_machine   = smdk6450_machine_init,
-        .timer          = &s3c24xx_timer,
+        .timer          = &s5p_timer,
 MACHINE_END
diff --git a/arch/arm/mach-s5pc100/Kconfig b/arch/arm/mach-s5pc100/Kconfig
index b8fbf2fcba6..608722ff4f2 100644
--- a/arch/arm/mach-s5pc100/Kconfig
+++ b/arch/arm/mach-s5pc100/Kconfig
@@ -58,6 +58,7 @@ config MACH_SMDKC100
        select SAMSUNG_DEV_ADC
        select SAMSUNG_DEV_IDE
        select SAMSUNG_DEV_KEYPAD
+        select SAMSUNG_DEV_PWM
        select SAMSUNG_DEV_TS
        select S5PC100_SETUP_FB_24BPP
        select S5PC100_SETUP_I2C1
diff --git a/arch/arm/mach-s5pc100/gpiolib.c b/arch/arm/mach-s5pc100/gpiolib.c
index 20856eb7dd5..2842394b28b 100644
--- a/arch/arm/mach-s5pc100/gpiolib.c
+++ b/arch/arm/mach-s5pc100/gpiolib.c
@@ -348,6 +348,7 @@ static __init int s5pc100_gpiolib_init(void)
        }
        samsung_gpiolib_add_4bit_chips(s5pc100_gpio_chips, nr_chips);
+        s5p_register_gpioint_bank(IRQ_GPIOINT, 0, S5P_GPIOINT_GROUP_MAXNR);
        return 0;
 }
diff --git a/arch/arm/mach-s5pc100/mach-smdkc100.c b/arch/arm/mach-s5pc100/mach-smdkc100.c
index dd192a27524..0525cb3ef40 100644
--- a/arch/arm/mach-s5pc100/mach-smdkc100.c
+++ b/arch/arm/mach-s5pc100/mach-smdkc100.c
@@ -23,12 +23,15 @@
 #include <linux/fb.h>
 #include <linux/delay.h>
 #include <linux/input.h>
+#include <linux/pwm_backlight.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
 #include <mach/map.h>
 #include <mach/regs-fb.h>
+#include <mach/regs-gpio.h>
 #include <video/platform_lcd.h>
 #include <asm/irq.h>
@@ -107,9 +110,6 @@ static struct i2c_board_info i2c_devs1[] __initdata = {
 static void smdkc100_lcd_power_set(struct plat_lcd_data *pd,
                                   unsigned int power)
 {
-        /* backlight */
-        gpio_direction_output(S5PC100_GPD(0), power);
        if (power) {
                /* module reset */
                gpio_direction_output(S5PC100_GPH0(6), 1);
@@ -179,6 +179,45 @@ static struct samsung_keypad_platdata smdkc100_keypad_data __initdata = {
        .cols           = 8,
 };
+static int smdkc100_backlight_init(struct device *dev)
+{
+        int ret;
+        ret = gpio_request(S5PC100_GPD(0), "Backlight");
+        if (ret) {
+                printk(KERN_ERR "failed to request GPF for PWM-OUT0\n");
+                return ret;
+        }
+        /* Configure GPIO pin with S5PC100_GPD_TOUT_0 */
+        s3c_gpio_cfgpin(S5PC100_GPD(0), S3C_GPIO_SFN(2));
+        return 0;
+}
+static void smdkc100_backlight_exit(struct device *dev)
+{
+        s3c_gpio_cfgpin(S5PC100_GPD(0), S3C_GPIO_OUTPUT);
+        gpio_free(S5PC100_GPD(0));
+}
+static struct platform_pwm_backlight_data smdkc100_backlight_data = {
+        .pwm_id         = 0,
+        .max_brightness = 255,
+        .dft_brightness = 255,
+        .pwm_period_ns  = 78770,
+        .init           = smdkc100_backlight_init,
+        .exit           = smdkc100_backlight_exit,
+};
+static struct platform_device smdkc100_backlight_device = {
+        .name           = "pwm-backlight",
+        .dev            = {
+                .parent         = &s3c_device_timer[0].dev,
+                .platform_data  = &smdkc100_backlight_data,
+        },
+};
 static struct platform_device *smdkc100_devices[] __initdata = {
        &s3c_device_adc,
        &s3c_device_cfcon,
@@ -200,6 +239,8 @@ static struct platform_device *smdkc100_devices[] __initdata = {
        &s5p_device_fimc1,
        &s5p_device_fimc2,
        &s5pc100_device_spdif,
+        &s3c_device_timer[0],
+        &smdkc100_backlight_device,
 };
 static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = {
@@ -233,7 +274,6 @@ static void __init smdkc100_machine_init(void)
        s5pc100_spdif_setup_gpio(S5PC100_SPDIF_GPD);
        /* LCD init */
-        gpio_request(S5PC100_GPD(0), "GPD");
        gpio_request(S5PC100_GPH0(6), "GPH0");
        smdkc100_lcd_power_set(&smdkc100_lcd_power_data, 0);
        platform_add_devices(smdkc100_devices, ARRAY_SIZE(smdkc100_devices));
diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig
index 53aabef1e9c..37b5a97594a 100644
--- a/arch/arm/mach-s5pv210/Kconfig
+++ b/arch/arm/mach-s5pv210/Kconfig
@@ -13,6 +13,7 @@ config CPU_S5PV210
        bool
        select S3C_PL330_DMA
        select S5P_EXT_INT
+        select S5P_HRT
        select S5PV210_PM if PM
        help
          Enable S5PV210 CPU support
@@ -53,6 +54,11 @@ config S5PV210_SETUP_SDHCI_GPIO
        help
          Common setup code for SDHCI gpio.
+config S5PV210_SETUP_FIMC
+        bool
+        help
+          Common setup code for the camera interfaces.
 menu "S5PC110 Machines"
 config MACH_AQUILA
@@ -130,6 +136,7 @@ config MACH_SMDKV210
        select SAMSUNG_DEV_ADC
        select SAMSUNG_DEV_IDE
        select SAMSUNG_DEV_KEYPAD
+        select SAMSUNG_DEV_PWM
        select SAMSUNG_DEV_TS
        select S5PV210_SETUP_FB_24BPP
        select S5PV210_SETUP_I2C1
diff --git a/arch/arm/mach-s5pv210/Makefile b/arch/arm/mach-s5pv210/Makefile
index ff1a0db57a2..11f17907b4e 100644
--- a/arch/arm/mach-s5pv210/Makefile
+++ b/arch/arm/mach-s5pv210/Makefile
@@ -31,6 +31,7 @@ obj-y				+= dev-audio.o
 obj-$(CONFIG_S3C64XX_DEV_SPI)   += dev-spi.o
 obj-$(CONFIG_S5PV210_SETUP_FB_24BPP)    += setup-fb-24bpp.o
+obj-$(CONFIG_S5PV210_SETUP_FIMC)        += setup-fimc.o
 obj-$(CONFIG_S5PV210_SETUP_I2C1)        += setup-i2c1.o
 obj-$(CONFIG_S5PV210_SETUP_I2C2)        += setup-i2c2.o
 obj-$(CONFIG_S5PV210_SETUP_IDE)         += setup-ide.o
diff --git a/arch/arm/mach-s5pv210/gpiolib.c b/arch/arm/mach-s5pv210/gpiolib.c
index ab673effd76..1ba20a703e0 100644
--- a/arch/arm/mach-s5pv210/gpiolib.c
+++ b/arch/arm/mach-s5pv210/gpiolib.c
@@ -281,6 +281,7 @@ static __init int s5pv210_gpiolib_init(void)
        }
        samsung_gpiolib_add_4bit_chips(s5pv210_gpio_4bit, nr_chips);
+        s5p_register_gpioint_bank(IRQ_GPIOINT, 0, S5P_GPIOINT_GROUP_MAXNR);
        return 0;
 }
diff --git a/arch/arm/mach-s5pv210/include/mach/regs-clock.h b/arch/arm/mach-s5pv210/include/mach/regs-clock.h
index 4c45b74def5..78925c51634 100644
--- a/arch/arm/mach-s5pv210/include/mach/regs-clock.h
+++ b/arch/arm/mach-s5pv210/include/mach/regs-clock.h
@@ -146,6 +146,10 @@
 #define S5P_OM_STAT             S5P_CLKREG(0xE100)
 #define S5P_USB_PHY_CONTROL     S5P_CLKREG(0xE80C)
 #define S5P_DAC_CONTROL         S5P_CLKREG(0xE810)
+#define S5P_MIPI_DPHY_CONTROL(x) S5P_CLKREG(0xE814)
+#define S5P_MIPI_DPHY_ENABLE    (1 << 0)
+#define S5P_MIPI_DPHY_SRESETN   (1 << 1)
+#define S5P_MIPI_DPHY_MRESETN   (1 << 2)
 #define S5P_INFORM0             S5P_CLKREG(0xF000)
 #define S5P_INFORM1             S5P_CLKREG(0xF004)
@@ -161,7 +165,6 @@
 #define S5P_MDNIE_SEL           S5P_CLKREG(0x7008)
 #define S5P_MIPI_PHY_CON0       S5P_CLKREG(0x7200)
 #define S5P_MIPI_PHY_CON1       S5P_CLKREG(0x7204)
-#define S5P_MIPI_DPHY_CONTROL   S5P_CLKREG(0xE814)
 #define S5P_IDLE_CFG_TL_MASK    (3 << 30)
 #define S5P_IDLE_CFG_TM_MASK    (3 << 28)
diff --git a/arch/arm/mach-s5pv210/mach-aquila.c b/arch/arm/mach-s5pv210/mach-aquila.c
index 557add4fc56..4e1d8ff5ae5 100644
--- a/arch/arm/mach-s5pv210/mach-aquila.c
+++ b/arch/arm/mach-s5pv210/mach-aquila.c
@@ -39,6 +39,7 @@
 #include <plat/fb.h>
 #include <plat/fimc-core.h>
 #include <plat/sdhci.h>
+#include <plat/s5p-time.h>
 /* Following are default values for UCON, ULCON and UFCON UART registers */
 #define AQUILA_UCON_DEFAULT     (S3C2410_UCON_TXILEVEL |        \
@@ -296,13 +297,11 @@ static struct regulator_init_data aquila_ldo17_data = {
 };
 /* BUCK */
-static struct regulator_consumer_supply buck1_consumer[] = {
+static struct regulator_consumer_supply buck1_consumer =
-        {       .supply = "vddarm", },
+        REGULATOR_SUPPLY("vddarm", NULL);
-};
-static struct regulator_consumer_supply buck2_consumer[] = {
+static struct regulator_consumer_supply buck2_consumer =
-        {       .supply = "vddint", },
+        REGULATOR_SUPPLY("vddint", NULL);
-};
 static struct regulator_init_data aquila_buck1_data = {
        .constraints    = {
@@ -313,8 +312,8 @@ static struct regulator_init_data aquila_buck1_data = {
                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
                                  REGULATOR_CHANGE_STATUS,
        },
-        .num_consumer_supplies  = ARRAY_SIZE(buck1_consumer),
+        .num_consumer_supplies  = 1,
-        .consumer_supplies      = buck1_consumer,
+        .consumer_supplies      = &buck1_consumer,
 };
 static struct regulator_init_data aquila_buck2_data = {
@@ -326,8 +325,8 @@ static struct regulator_init_data aquila_buck2_data = {
                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
                                  REGULATOR_CHANGE_STATUS,
        },
-        .num_consumer_supplies  = ARRAY_SIZE(buck2_consumer),
+        .num_consumer_supplies  = 1,
-        .consumer_supplies      = buck2_consumer,
+        .consumer_supplies      = &buck2_consumer,
 };
 static struct regulator_init_data aquila_buck3_data = {
@@ -391,26 +390,14 @@ static struct max8998_platform_data aquila_max8998_pdata = {
 #endif
 static struct regulator_consumer_supply wm8994_fixed_voltage0_supplies[] = {
-        {
+        REGULATOR_SUPPLY("DBVDD", "5-001a"),
-                .dev_name       = "5-001a",
+        REGULATOR_SUPPLY("AVDD2", "5-001a"),
-                .supply         = "DBVDD",
+        REGULATOR_SUPPLY("CPVDD", "5-001a"),
-        }, {
-                .dev_name       = "5-001a",
-                .supply         = "AVDD2",
-        }, {
-                .dev_name       = "5-001a",
-                .supply         = "CPVDD",
-        },
 };
 static struct regulator_consumer_supply wm8994_fixed_voltage1_supplies[] = {
-        {
+        REGULATOR_SUPPLY("SPKVDD1", "5-001a"),
-                .dev_name       = "5-001a",
+        REGULATOR_SUPPLY("SPKVDD2", "5-001a"),
-                .supply         = "SPKVDD1",
-        }, {
-                .dev_name       = "5-001a",
-                .supply         = "SPKVDD2",
-        },
 };
 static struct regulator_init_data wm8994_fixed_voltage0_init_data = {
@@ -459,15 +446,11 @@ static struct platform_device wm8994_fixed_voltage1 = {
        },
 };
-static struct regulator_consumer_supply wm8994_avdd1_supply = {
+static struct regulator_consumer_supply wm8994_avdd1_supply =
-        .dev_name       = "5-001a",
+        REGULATOR_SUPPLY("AVDD1", "5-001a");
-        .supply         = "AVDD1",
-};
-static struct regulator_consumer_supply wm8994_dcvdd_supply = {
+static struct regulator_consumer_supply wm8994_dcvdd_supply =
-        .dev_name       = "5-001a",
+        REGULATOR_SUPPLY("DCVDD", "5-001a");
-        .supply         = "DCVDD",
-};
 static struct regulator_init_data wm8994_ldo1_data = {
        .constraints    = {
@@ -664,6 +647,7 @@ static void __init aquila_map_io(void)
        s5p_init_io(NULL, 0, S5P_VA_CHIPID);
        s3c24xx_init_clocks(24000000);
        s3c24xx_init_uarts(aquila_uartcfgs, ARRAY_SIZE(aquila_uartcfgs));
+        s5p_set_timer_source(S5P_PWM3, S5P_PWM4);
 }
 static void __init aquila_machine_init(void)
@@ -698,5 +682,5 @@ MACHINE_START(AQUILA, "Aquila")
        .init_irq       = s5pv210_init_irq,
        .map_io         = aquila_map_io,
        .init_machine   = aquila_machine_init,
-        .timer          = &s3c24xx_timer,
+        .timer          = &s5p_timer,
 MACHINE_END
diff --git a/arch/arm/mach-s5pv210/mach-goni.c b/arch/arm/mach-s5pv210/mach-goni.c
index 056f5c769b0..243291722c6 100644
--- a/arch/arm/mach-s5pv210/mach-goni.c
+++ b/arch/arm/mach-s5pv210/mach-goni.c
@@ -45,6 +45,7 @@
 #include <plat/keypad.h>
 #include <plat/sdhci.h>
 #include <plat/clock.h>
+#include <plat/s5p-time.h>
 /* Following are default values for UCON, ULCON and UFCON UART registers */
 #define GONI_UCON_DEFAULT       (S3C2410_UCON_TXILEVEL |        \
@@ -108,6 +109,8 @@ static struct s3c_fb_pd_win goni_fb_win0 = {
        },
        .max_bpp        = 32,
        .default_bpp    = 16,
+        .virtual_x      = 480,
+        .virtual_y      = 2 * 800,
 };
 static struct s3c_fb_platdata goni_lcd_pdata __initdata = {
@@ -269,10 +272,30 @@ static void __init goni_tsp_init(void)
 /* MAX8998 regulators */
 #if defined(CONFIG_REGULATOR_MAX8998) || defined(CONFIG_REGULATOR_MAX8998_MODULE)
+static struct regulator_consumer_supply goni_ldo3_consumers[] = {
+        REGULATOR_SUPPLY("vusb_a", "s3c-hsotg"),
+};
 static struct regulator_consumer_supply goni_ldo5_consumers[] = {
        REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),
 };
+static struct regulator_consumer_supply goni_ldo8_consumers[] = {
+        REGULATOR_SUPPLY("vusb_d", "s3c-hsotg"),
+};
+static struct regulator_consumer_supply goni_ldo11_consumers[] = {
+        REGULATOR_SUPPLY("vddio", "0-0030"), /* "CAM_IO_2.8V" */
+};
+static struct regulator_consumer_supply goni_ldo13_consumers[] = {
+        REGULATOR_SUPPLY("vdda", "0-0030"), /* "CAM_A_2.8V" */
+};
+static struct regulator_consumer_supply goni_ldo14_consumers[] = {
+        REGULATOR_SUPPLY("vdd_core", "0-0030"), /* "CAM_CIF_1.8V" */
+};
 static struct regulator_init_data goni_ldo2_data = {
        .constraints    = {
                .name           = "VALIVE_1.1V",
@@ -292,8 +315,10 @@ static struct regulator_init_data goni_ldo3_data = {
                .min_uV         = 1100000,
                .max_uV         = 1100000,
                .apply_uV       = 1,
-                .always_on      = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
        },
+        .num_consumer_supplies = ARRAY_SIZE(goni_ldo3_consumers),
+        .consumer_supplies = goni_ldo3_consumers,
 };
 static struct regulator_init_data goni_ldo4_data = {
@@ -311,6 +336,7 @@ static struct regulator_init_data goni_ldo5_data = {
                .min_uV         = 2800000,
                .max_uV         = 2800000,
                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
        },
        .num_consumer_supplies = ARRAY_SIZE(goni_ldo5_consumers),
        .consumer_supplies = goni_ldo5_consumers,
@@ -341,8 +367,10 @@ static struct regulator_init_data goni_ldo8_data = {
                .min_uV         = 3300000,
                .max_uV         = 3300000,
                .apply_uV       = 1,
-                .always_on      = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
        },
+        .num_consumer_supplies = ARRAY_SIZE(goni_ldo8_consumers),
+        .consumer_supplies = goni_ldo8_consumers,
 };
 static struct regulator_init_data goni_ldo9_data = {
@@ -351,7 +379,6 @@ static struct regulator_init_data goni_ldo9_data = {
                .min_uV         = 2800000,
                .max_uV         = 2800000,
                .apply_uV       = 1,
-                .always_on      = 1,
        },
 };
@@ -371,8 +398,10 @@ static struct regulator_init_data goni_ldo11_data = {
                .min_uV         = 2800000,
                .max_uV         = 2800000,
                .apply_uV       = 1,
-                .always_on      = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
        },
+        .num_consumer_supplies  = ARRAY_SIZE(goni_ldo11_consumers),
+        .consumer_supplies      = goni_ldo11_consumers,
 };
 static struct regulator_init_data goni_ldo12_data = {
@@ -381,7 +410,6 @@ static struct regulator_init_data goni_ldo12_data = {
                .min_uV         = 1200000,
                .max_uV         = 1200000,
                .apply_uV       = 1,
-                .always_on      = 1,
        },
 };
@@ -391,8 +419,10 @@ static struct regulator_init_data goni_ldo13_data = {
                .min_uV         = 2800000,
                .max_uV         = 2800000,
                .apply_uV       = 1,
-                .always_on      = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
        },
+        .num_consumer_supplies  = ARRAY_SIZE(goni_ldo13_consumers),
+        .consumer_supplies      = goni_ldo13_consumers,
 };
 static struct regulator_init_data goni_ldo14_data = {
@@ -401,8 +431,10 @@ static struct regulator_init_data goni_ldo14_data = {
                .min_uV         = 1800000,
                .max_uV         = 1800000,
                .apply_uV       = 1,
-                .always_on      = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
        },
+        .num_consumer_supplies  = ARRAY_SIZE(goni_ldo14_consumers),
+        .consumer_supplies      = goni_ldo14_consumers,
 };
 static struct regulator_init_data goni_ldo15_data = {
@@ -411,7 +443,6 @@ static struct regulator_init_data goni_ldo15_data = {
                .min_uV         = 3300000,
                .max_uV         = 3300000,
                .apply_uV       = 1,
-                .always_on      = 1,
        },
 };
@@ -421,7 +452,6 @@ static struct regulator_init_data goni_ldo16_data = {
                .min_uV         = 1800000,
                .max_uV         = 1800000,
                .apply_uV       = 1,
-                .always_on      = 1,
        },
 };
@@ -436,13 +466,11 @@ static struct regulator_init_data goni_ldo17_data = {
 };
 /* BUCK */
-static struct regulator_consumer_supply buck1_consumer[] = {
+static struct regulator_consumer_supply buck1_consumer =
-        {       .supply = "vddarm", },
+        REGULATOR_SUPPLY("vddarm", NULL);
-};
-static struct regulator_consumer_supply buck2_consumer[] = {
+static struct regulator_consumer_supply buck2_consumer =
-        {       .supply = "vddint", },
+        REGULATOR_SUPPLY("vddint", NULL);
-};
 static struct regulator_init_data goni_buck1_data = {
        .constraints    = {
@@ -453,8 +481,8 @@ static struct regulator_init_data goni_buck1_data = {
                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
                                  REGULATOR_CHANGE_STATUS,
        },
-        .num_consumer_supplies  = ARRAY_SIZE(buck1_consumer),
+        .num_consumer_supplies  = 1,
-        .consumer_supplies      = buck1_consumer,
+        .consumer_supplies      = &buck1_consumer,
 };
 static struct regulator_init_data goni_buck2_data = {
@@ -466,8 +494,8 @@ static struct regulator_init_data goni_buck2_data = {
                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
                                  REGULATOR_CHANGE_STATUS,
        },
-        .num_consumer_supplies  = ARRAY_SIZE(buck2_consumer),
+        .num_consumer_supplies  = 1,
-        .consumer_supplies      = buck2_consumer,
+        .consumer_supplies      = &buck2_consumer,
 };
 static struct regulator_init_data goni_buck3_data = {
@@ -531,26 +559,14 @@ static struct max8998_platform_data goni_max8998_pdata = {
 #endif
 static struct regulator_consumer_supply wm8994_fixed_voltage0_supplies[] = {
-        {
+        REGULATOR_SUPPLY("DBVDD", "5-001a"),
-                .dev_name       = "5-001a",
+        REGULATOR_SUPPLY("AVDD2", "5-001a"),
-                .supply         = "DBVDD",
+        REGULATOR_SUPPLY("CPVDD", "5-001a"),
-        }, {
-                .dev_name       = "5-001a",
-                .supply         = "AVDD2",
-        }, {
-                .dev_name       = "5-001a",
-                .supply         = "CPVDD",
-        },
 };
 static struct regulator_consumer_supply wm8994_fixed_voltage1_supplies[] = {
-        {
+        REGULATOR_SUPPLY("SPKVDD1", "5-001a"),
-                .dev_name       = "5-001a",
+        REGULATOR_SUPPLY("SPKVDD2", "5-001a"),
-                .supply         = "SPKVDD1",
-        }, {
-                .dev_name       = "5-001a",
-                .supply         = "SPKVDD2",
-        },
 };
 static struct regulator_init_data wm8994_fixed_voltage0_init_data = {
@@ -599,15 +615,11 @@ static struct platform_device wm8994_fixed_voltage1 = {
        },
 };
-static struct regulator_consumer_supply wm8994_avdd1_supply = {
+static struct regulator_consumer_supply wm8994_avdd1_supply =
-        .dev_name       = "5-001a",
+        REGULATOR_SUPPLY("AVDD1", "5-001a");
-        .supply         = "AVDD1",
-};
-static struct regulator_consumer_supply wm8994_dcvdd_supply = {
+static struct regulator_consumer_supply wm8994_dcvdd_supply =
-        .dev_name       = "5-001a",
+        REGULATOR_SUPPLY("DCVDD", "5-001a");
-        .supply         = "DCVDD",
-};
 static struct regulator_init_data wm8994_ldo1_data = {
        .constraints    = {
@@ -794,6 +806,7 @@ static struct platform_device *goni_devices[] __initdata = {
        &goni_i2c_gpio5,
        &mmc2_fixed_voltage,
        &goni_device_gpiokeys,
+        &s3c_device_i2c0,
        &s5p_device_fimc0,
        &s5p_device_fimc1,
        &s5p_device_fimc2,
@@ -823,6 +836,7 @@ static void __init goni_map_io(void)
        s5p_init_io(NULL, 0, S5P_VA_CHIPID);
        s3c24xx_init_clocks(24000000);
        s3c24xx_init_uarts(goni_uartcfgs, ARRAY_SIZE(goni_uartcfgs));
+        s5p_set_timer_source(S5P_PWM3, S5P_PWM4);
 }
 static void __init goni_machine_init(void)
@@ -830,6 +844,9 @@ static void __init goni_machine_init(void)
        /* Radio: call before I2C 1 registeration */
        goni_radio_init();
+        /* I2C0 */
+        s3c_i2c0_set_platdata(NULL);
        /* I2C1 */
        s3c_i2c1_set_platdata(NULL);
        i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs));
@@ -873,5 +890,5 @@ MACHINE_START(GONI, "GONI")
        .init_irq       = s5pv210_init_irq,
        .map_io         = goni_map_io,
        .init_machine   = goni_machine_init,
-        .timer          = &s3c24xx_timer,
+        .timer          = &s5p_timer,
 MACHINE_END
diff --git a/arch/arm/mach-s5pv210/mach-smdkc110.c b/arch/arm/mach-s5pv210/mach-smdkc110.c
index ce11a02eabf..6c412c8cecc 100644
--- a/arch/arm/mach-s5pv210/mach-smdkc110.c
+++ b/arch/arm/mach-s5pv210/mach-smdkc110.c
@@ -30,6 +30,7 @@
 #include <plat/ata.h>
 #include <plat/iic.h>
 #include <plat/pm.h>
+#include <plat/s5p-time.h>
 /* Following are default values for UCON, ULCON and UFCON UART registers */
 #define SMDKC110_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
@@ -111,6 +112,7 @@ static void __init smdkc110_map_io(void)
        s5p_init_io(NULL, 0, S5P_VA_CHIPID);
        s3c24xx_init_clocks(24000000);
        s3c24xx_init_uarts(smdkv210_uartcfgs, ARRAY_SIZE(smdkv210_uartcfgs));
+        s5p_set_timer_source(S5P_PWM3, S5P_PWM4);
 }
 static void __init smdkc110_machine_init(void)
@@ -138,5 +140,5 @@ MACHINE_START(SMDKC110, "SMDKC110")
        .init_irq       = s5pv210_init_irq,
        .map_io         = smdkc110_map_io,
        .init_machine   = smdkc110_machine_init,
-        .timer          = &s3c24xx_timer,
+        .timer          = &s5p_timer,
 MACHINE_END
diff --git a/arch/arm/mach-s5pv210/mach-smdkv210.c b/arch/arm/mach-s5pv210/mach-smdkv210.c
index bc9fdb52a02..bc08ac42e7c 100644
--- a/arch/arm/mach-s5pv210/mach-smdkv210.c
+++ b/arch/arm/mach-s5pv210/mach-smdkv210.c
@@ -18,6 +18,7 @@
 #include <linux/fb.h>
 #include <linux/gpio.h>
 #include <linux/delay.h>
+#include <linux/pwm_backlight.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
@@ -43,6 +44,8 @@
 #include <plat/keypad.h>
 #include <plat/pm.h>
 #include <plat/fb.h>
+#include <plat/gpio-cfg.h>
+#include <plat/s5p-time.h>
 /* Following are default values for UCON, ULCON and UFCON UART registers */
 #define SMDKV210_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
@@ -208,6 +211,45 @@ static struct s3c_fb_platdata smdkv210_lcd0_pdata __initdata = {
        .setup_gpio     = s5pv210_fb_gpio_setup_24bpp,
 };
+static int smdkv210_backlight_init(struct device *dev)
+{
+        int ret;
+        ret = gpio_request(S5PV210_GPD0(3), "Backlight");
+        if (ret) {
+                printk(KERN_ERR "failed to request GPD for PWM-OUT 3\n");
+                return ret;
+        }
+        /* Configure GPIO pin with S5PV210_GPD_0_3_TOUT_3 */
+        s3c_gpio_cfgpin(S5PV210_GPD0(3), S3C_GPIO_SFN(2));
+        return 0;
+}
+static void smdkv210_backlight_exit(struct device *dev)
+{
+        s3c_gpio_cfgpin(S5PV210_GPD0(3), S3C_GPIO_OUTPUT);
+        gpio_free(S5PV210_GPD0(3));
+}
+static struct platform_pwm_backlight_data smdkv210_backlight_data = {
+        .pwm_id         = 3,
+        .max_brightness = 255,
+        .dft_brightness = 255,
+        .pwm_period_ns  = 78770,
+        .init           = smdkv210_backlight_init,
+        .exit           = smdkv210_backlight_exit,
+};
+static struct platform_device smdkv210_backlight_device = {
+        .name           = "pwm-backlight",
+        .dev            = {
+                .parent         = &s3c_device_timer[3].dev,
+                .platform_data  = &smdkv210_backlight_data,
+        },
+};
 static struct platform_device *smdkv210_devices[] __initdata = {
        &s3c_device_adc,
        &s3c_device_cfcon,
@@ -229,6 +271,8 @@ static struct platform_device *smdkv210_devices[] __initdata = {
        &samsung_device_keypad,
        &smdkv210_dm9000,
        &smdkv210_lcd_lte480wv,
+        &s3c_device_timer[3],
+        &smdkv210_backlight_device,
 };
 static void __init smdkv210_dm9000_init(void)
@@ -272,6 +316,7 @@ static void __init smdkv210_map_io(void)
        s5p_init_io(NULL, 0, S5P_VA_CHIPID);
        s3c24xx_init_clocks(24000000);
        s3c24xx_init_uarts(smdkv210_uartcfgs, ARRAY_SIZE(smdkv210_uartcfgs));
+        s5p_set_timer_source(S5P_PWM2, S5P_PWM4);
 }
 static void __init smdkv210_machine_init(void)
@@ -306,5 +351,5 @@ MACHINE_START(SMDKV210, "SMDKV210")
        .init_irq       = s5pv210_init_irq,
        .map_io         = smdkv210_map_io,
        .init_machine   = smdkv210_machine_init,
-        .timer          = &s3c24xx_timer,
+        .timer          = &s5p_timer,
 MACHINE_END
diff --git a/arch/arm/mach-s5pv210/mach-torbreck.c b/arch/arm/mach-s5pv210/mach-torbreck.c
index 043c938806b..925fc0dc625 100644
--- a/arch/arm/mach-s5pv210/mach-torbreck.c
+++ b/arch/arm/mach-s5pv210/mach-torbreck.c
@@ -27,6 +27,7 @@
 #include <plat/devs.h>
 #include <plat/cpu.h>
 #include <plat/iic.h>
+#include <plat/s5p-time.h>
 /* Following are default values for UCON, ULCON and UFCON UART registers */
 #define TORBRECK_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
@@ -104,6 +105,7 @@ static void __init torbreck_map_io(void)
        s5p_init_io(NULL, 0, S5P_VA_CHIPID);
        s3c24xx_init_clocks(24000000);
        s3c24xx_init_uarts(torbreck_uartcfgs, ARRAY_SIZE(torbreck_uartcfgs));
+        s5p_set_timer_source(S5P_PWM3, S5P_PWM4);
 }
 static void __init torbreck_machine_init(void)
@@ -127,5 +129,5 @@ MACHINE_START(TORBRECK, "TORBRECK")
        .init_irq       = s5pv210_init_irq,
        .map_io         = torbreck_map_io,
        .init_machine   = torbreck_machine_init,
-        .timer          = &s3c24xx_timer,
+        .timer          = &s5p_timer,
 MACHINE_END
diff --git a/arch/arm/mach-s5pv210/setup-fimc.c b/arch/arm/mach-s5pv210/setup-fimc.c
new file mode 100644
index 00000000000..54cc5b11be0
--- /dev/null
+++ b/arch/arm/mach-s5pv210/setup-fimc.c
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ *
+ * S5PV210 camera interface GPIO configuration.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/gpio.h>
+#include <plat/gpio-cfg.h>
+#include <plat/camport.h>
+int s5pv210_fimc_setup_gpio(enum s5p_camport_id id)
+{
+        u32 gpio8, gpio5;
+        int ret;
+        switch (id) {
+        case S5P_CAMPORT_A:
+                gpio8 = S5PV210_GPE0(0);
+                gpio5 = S5PV210_GPE1(0);
+                break;
+        case S5P_CAMPORT_B:
+                gpio8 = S5PV210_GPJ0(0);
+                gpio5 = S5PV210_GPJ1(0);
+                break;
+        default:
+                WARN(1, "Wrong camport id: %d\n", id);
+                return -EINVAL;
+        }
+        ret = s3c_gpio_cfgall_range(gpio8, 8, S3C_GPIO_SFN(2),
+                                    S3C_GPIO_PULL_UP);
+        if (ret)
+                return ret;
+        return s3c_gpio_cfgall_range(gpio5, 5, S3C_GPIO_SFN(2),
+                                     S3C_GPIO_PULL_UP);
+}
diff --git a/arch/arm/mach-s5pv310/Kconfig b/arch/arm/mach-s5pv310/Kconfig
deleted file mode 100644
index b2a9acc5185..00000000000
--- a/arch/arm/mach-s5pv310/Kconfig
+++ /dev/null
@@ -1,151 +0,0 @@
-# arch/arm/mach-s5pv310/Kconfig
-#
-# Copyright (c) 2010 Samsung Electronics Co., Ltd.
-#               http://www.samsung.com/
-#
-# Licensed under GPLv2
-# Configuration options for the S5PV310
-if ARCH_S5PV310
-config CPU_S5PV310
-        bool
-        select S3C_PL330_DMA
-        help
-          Enable S5PV310 CPU support
-config S5PV310_DEV_PD
-        bool
-        help
-          Compile in platform device definitions for Power Domain
-config S5PV310_SETUP_I2C1
-        bool
-        help
-          Common setup code for i2c bus 1.
-config S5PV310_SETUP_I2C2
-        bool
-        help
-          Common setup code for i2c bus 2.
-config S5PV310_SETUP_I2C3
-        bool
-        help
-          Common setup code for i2c bus 3.
-config S5PV310_SETUP_I2C4
-        bool
-        help
-          Common setup code for i2c bus 4.
-config S5PV310_SETUP_I2C5
-        bool
-        help
-          Common setup code for i2c bus 5.
-config S5PV310_SETUP_I2C6
-        bool
-        help
-          Common setup code for i2c bus 6.
-config S5PV310_SETUP_I2C7
-        bool
-        help
-          Common setup code for i2c bus 7.
-config S5PV310_SETUP_SDHCI
-        bool
-        select S5PV310_SETUP_SDHCI_GPIO
-        help
-          Internal helper functions for S5PV310 based SDHCI systems.
-config S5PV310_SETUP_SDHCI_GPIO
-        bool
-        help
-          Common setup code for SDHCI gpio.
-config S5PV310_DEV_SYSMMU
-        bool
-        help
-          Common setup code for SYSTEM MMU in S5PV310
-# machine support
-menu "S5PC210 Machines"
-config MACH_SMDKC210
-        bool "SMDKC210"
-        select CPU_S5PV310
-        select S3C_DEV_RTC
-        select S3C_DEV_WDT
-        select S3C_DEV_I2C1
-        select S3C_DEV_HSMMC
-        select S3C_DEV_HSMMC1
-        select S3C_DEV_HSMMC2
-        select S3C_DEV_HSMMC3
-        select S5PV310_DEV_PD
-        select S5PV310_SETUP_I2C1
-        select S5PV310_SETUP_SDHCI
-        select S5PV310_DEV_SYSMMU
-        help
-          Machine support for Samsung SMDKC210
-          S5PC210(MCP) is one of package option of S5PV310
-config MACH_UNIVERSAL_C210
-        bool "Mobile UNIVERSAL_C210 Board"
-        select CPU_S5PV310
-        select S5P_DEV_ONENAND
-        select S3C_DEV_HSMMC
-        select S3C_DEV_HSMMC2
-        select S3C_DEV_HSMMC3
-        select S5PV310_SETUP_SDHCI
-        select S3C_DEV_I2C1
-        select S5PV310_SETUP_I2C1
-        help
-          Machine support for Samsung Mobile Universal S5PC210 Reference
-          Board. S5PC210(MCP) is one of package option of S5PV310
-endmenu
-menu "S5PV310 Machines"
-config MACH_SMDKV310
-        bool "SMDKV310"
-        select CPU_S5PV310
-        select S3C_DEV_RTC
-        select S3C_DEV_WDT
-        select S3C_DEV_I2C1
-        select S3C_DEV_HSMMC
-        select S3C_DEV_HSMMC1
-        select S3C_DEV_HSMMC2
-        select S3C_DEV_HSMMC3
-        select S5PV310_DEV_PD
-        select S5PV310_DEV_SYSMMU
-        select S5PV310_SETUP_I2C1
-        select S5PV310_SETUP_SDHCI
-        help
-          Machine support for Samsung SMDKV310
-endmenu
-comment "Configuration for HSMMC bus width"
-menu "Use 8-bit bus width"
-config S5PV310_SDHCI_CH0_8BIT
-        bool "Channel 0 with 8-bit bus"
-        help
-          Support HSMMC Channel 0 8-bit bus.
-          If selected, Channel 1 is disabled.
-config S5PV310_SDHCI_CH2_8BIT
-        bool "Channel 2 with 8-bit bus"
-        help
-          Support HSMMC Channel 2 8-bit bus.
-          If selected, Channel 3 is disabled.
-endmenu
-endif
diff --git a/arch/arm/mach-s5pv310/Makefile b/arch/arm/mach-s5pv310/Makefile
deleted file mode 100644
index 036fb383b83..00000000000
--- a/arch/arm/mach-s5pv310/Makefile
+++ /dev/null
@@ -1,43 +0,0 @@
-# arch/arm/mach-s5pv310/Makefile
-#
-# Copyright (c) 2010 Samsung Electronics Co., Ltd.
-#               http://www.samsung.com/
-#
-# Licensed under GPLv2
-obj-y                           :=
-obj-m                           :=
-obj-n                           :=
-obj-                            :=
-# Core support for S5PV310 system
-obj-$(CONFIG_CPU_S5PV310)       += cpu.o init.o clock.o irq-combiner.o
-obj-$(CONFIG_CPU_S5PV310)       += setup-i2c0.o time.o gpiolib.o irq-eint.o dma.o
-obj-$(CONFIG_CPU_FREQ)          += cpufreq.o
-obj-$(CONFIG_SMP)               += platsmp.o headsmp.o
-obj-$(CONFIG_LOCAL_TIMERS)      += localtimer.o
-obj-$(CONFIG_HOTPLUG_CPU)       += hotplug.o
-# machine support
-obj-$(CONFIG_MACH_SMDKC210)     += mach-smdkc210.o
-obj-$(CONFIG_MACH_SMDKV310)     += mach-smdkv310.o
-obj-$(CONFIG_MACH_UNIVERSAL_C210)       += mach-universal_c210.o
-# device support
-obj-y                                   += dev-audio.o
-obj-$(CONFIG_S5PV310_DEV_PD)            += dev-pd.o
-obj-$(CONFIG_S5PV310_DEV_SYSMMU)        += dev-sysmmu.o
-obj-$(CONFIG_S5PV310_SETUP_I2C1)        += setup-i2c1.o
-obj-$(CONFIG_S5PV310_SETUP_I2C2)        += setup-i2c2.o
-obj-$(CONFIG_S5PV310_SETUP_I2C3)        += setup-i2c3.o
-obj-$(CONFIG_S5PV310_SETUP_I2C4)        += setup-i2c4.o
-obj-$(CONFIG_S5PV310_SETUP_I2C5)        += setup-i2c5.o
-obj-$(CONFIG_S5PV310_SETUP_I2C6)        += setup-i2c6.o
-obj-$(CONFIG_S5PV310_SETUP_I2C7)        += setup-i2c7.o
-obj-$(CONFIG_S5PV310_SETUP_SDHCI)       += setup-sdhci.o
-obj-$(CONFIG_S5PV310_SETUP_SDHCI_GPIO)  += setup-sdhci-gpio.o
diff --git a/arch/arm/mach-s5pv310/gpiolib.c b/arch/arm/mach-s5pv310/gpiolib.c
deleted file mode 100644
index 55217b8923e..00000000000
--- a/arch/arm/mach-s5pv310/gpiolib.c
+++ /dev/null
@@ -1,304 +0,0 @@
-/* linux/arch/arm/mach-s5pv310/gpiolib.c
- *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com
- *
- * S5PV310 - GPIOlib support
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-#include <linux/kernel.h>
-#include <linux/irq.h>
-#include <linux/io.h>
-#include <linux/gpio.h>
-#include <mach/map.h>
-#include <plat/gpio-core.h>
-#include <plat/gpio-cfg.h>
-#include <plat/gpio-cfg-helpers.h>
-static struct s3c_gpio_cfg gpio_cfg = {
-        .set_config     = s3c_gpio_setcfg_s3c64xx_4bit,
-        .set_pull       = s3c_gpio_setpull_updown,
-        .get_pull       = s3c_gpio_getpull_updown,
-};
-static struct s3c_gpio_cfg gpio_cfg_noint = {
-        .set_config     = s3c_gpio_setcfg_s3c64xx_4bit,
-        .set_pull       = s3c_gpio_setpull_updown,
-        .get_pull       = s3c_gpio_getpull_updown,
-};
-/*
- * Following are the gpio banks in v310.
- *
- * The 'config' member when left to NULL, is initialized to the default
- * structure gpio_cfg in the init function below.
- *
- * The 'base' member is also initialized in the init function below.
- * Note: The initialization of 'base' member of s3c_gpio_chip structure
- * uses the above macro and depends on the banks being listed in order here.
- */
-static struct s3c_gpio_chip s5pv310_gpio_part1_4bit[] = {
-        {
-                .chip   = {
-                        .base   = S5PV310_GPA0(0),
-                        .ngpio  = S5PV310_GPIO_A0_NR,
-                        .label  = "GPA0",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPA1(0),
-                        .ngpio  = S5PV310_GPIO_A1_NR,
-                        .label  = "GPA1",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPB(0),
-                        .ngpio  = S5PV310_GPIO_B_NR,
-                        .label  = "GPB",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPC0(0),
-                        .ngpio  = S5PV310_GPIO_C0_NR,
-                        .label  = "GPC0",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPC1(0),
-                        .ngpio  = S5PV310_GPIO_C1_NR,
-                        .label  = "GPC1",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPD0(0),
-                        .ngpio  = S5PV310_GPIO_D0_NR,
-                        .label  = "GPD0",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPD1(0),
-                        .ngpio  = S5PV310_GPIO_D1_NR,
-                        .label  = "GPD1",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPE0(0),
-                        .ngpio  = S5PV310_GPIO_E0_NR,
-                        .label  = "GPE0",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPE1(0),
-                        .ngpio  = S5PV310_GPIO_E1_NR,
-                        .label  = "GPE1",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPE2(0),
-                        .ngpio  = S5PV310_GPIO_E2_NR,
-                        .label  = "GPE2",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPE3(0),
-                        .ngpio  = S5PV310_GPIO_E3_NR,
-                        .label  = "GPE3",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPE4(0),
-                        .ngpio  = S5PV310_GPIO_E4_NR,
-                        .label  = "GPE4",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPF0(0),
-                        .ngpio  = S5PV310_GPIO_F0_NR,
-                        .label  = "GPF0",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPF1(0),
-                        .ngpio  = S5PV310_GPIO_F1_NR,
-                        .label  = "GPF1",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPF2(0),
-                        .ngpio  = S5PV310_GPIO_F2_NR,
-                        .label  = "GPF2",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPF3(0),
-                        .ngpio  = S5PV310_GPIO_F3_NR,
-                        .label  = "GPF3",
-                },
-        },
-};
-static struct s3c_gpio_chip s5pv310_gpio_part2_4bit[] = {
-        {
-                .chip   = {
-                        .base   = S5PV310_GPJ0(0),
-                        .ngpio  = S5PV310_GPIO_J0_NR,
-                        .label  = "GPJ0",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPJ1(0),
-                        .ngpio  = S5PV310_GPIO_J1_NR,
-                        .label  = "GPJ1",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPK0(0),
-                        .ngpio  = S5PV310_GPIO_K0_NR,
-                        .label  = "GPK0",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPK1(0),
-                        .ngpio  = S5PV310_GPIO_K1_NR,
-                        .label  = "GPK1",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPK2(0),
-                        .ngpio  = S5PV310_GPIO_K2_NR,
-                        .label  = "GPK2",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPK3(0),
-                        .ngpio  = S5PV310_GPIO_K3_NR,
-                        .label  = "GPK3",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPL0(0),
-                        .ngpio  = S5PV310_GPIO_L0_NR,
-                        .label  = "GPL0",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPL1(0),
-                        .ngpio  = S5PV310_GPIO_L1_NR,
-                        .label  = "GPL1",
-                },
-        }, {
-                .chip   = {
-                        .base   = S5PV310_GPL2(0),
-                        .ngpio  = S5PV310_GPIO_L2_NR,
-                        .label  = "GPL2",
-                },
-        }, {
-                .base   = (S5P_VA_GPIO2 + 0xC00),
-                .config = &gpio_cfg_noint,
-                .irq_base = IRQ_EINT(0),
-                .chip   = {
-                        .base   = S5PV310_GPX0(0),
-                        .ngpio  = S5PV310_GPIO_X0_NR,
-                        .label  = "GPX0",
-                        .to_irq = samsung_gpiolib_to_irq,
-                },
-        }, {
-                .base   = (S5P_VA_GPIO2 + 0xC20),
-                .config = &gpio_cfg_noint,
-                .irq_base = IRQ_EINT(8),
-                .chip   = {
-                        .base   = S5PV310_GPX1(0),
-                        .ngpio  = S5PV310_GPIO_X1_NR,
-                        .label  = "GPX1",
-                        .to_irq = samsung_gpiolib_to_irq,
-                },
-        }, {
-                .base   = (S5P_VA_GPIO2 + 0xC40),
-                .config = &gpio_cfg_noint,
-                .irq_base = IRQ_EINT(16),
-                .chip   = {
-                        .base   = S5PV310_GPX2(0),
-                        .ngpio  = S5PV310_GPIO_X2_NR,
-                        .label  = "GPX2",
-                        .to_irq = samsung_gpiolib_to_irq,
-                },
-        }, {
-                .base   = (S5P_VA_GPIO2 + 0xC60),
-                .config = &gpio_cfg_noint,
-                .irq_base = IRQ_EINT(24),
-                .chip   = {
-                        .base   = S5PV310_GPX3(0),
-                        .ngpio  = S5PV310_GPIO_X3_NR,
-                        .label  = "GPX3",
-                        .to_irq = samsung_gpiolib_to_irq,
-                },
-        },
-};
-static struct s3c_gpio_chip s5pv310_gpio_part3_4bit[] = {
-        {
-                .chip   = {
-                        .base   = S5PV310_GPZ(0),
-                        .ngpio  = S5PV310_GPIO_Z_NR,
-                        .label  = "GPZ",
-                },
-        },
-};
-static __init int s5pv310_gpiolib_init(void)
-{
-        struct s3c_gpio_chip *chip;
-        int i;
-        int nr_chips;
-        /* GPIO part 1 */
-        chip = s5pv310_gpio_part1_4bit;
-        nr_chips = ARRAY_SIZE(s5pv310_gpio_part1_4bit);
-        for (i = 0; i < nr_chips; i++, chip++) {
-                if (chip->config == NULL)
-                        chip->config = &gpio_cfg;
-                if (chip->base == NULL)
-                        chip->base = S5P_VA_GPIO1 + (i) * 0x20;
-        }
-        samsung_gpiolib_add_4bit_chips(s5pv310_gpio_part1_4bit, nr_chips);
-        /* GPIO part 2 */
-        chip = s5pv310_gpio_part2_4bit;
-        nr_chips = ARRAY_SIZE(s5pv310_gpio_part2_4bit);
-        for (i = 0; i < nr_chips; i++, chip++) {
-                if (chip->config == NULL)
-                        chip->config = &gpio_cfg;
-                if (chip->base == NULL)
-                        chip->base = S5P_VA_GPIO2 + (i) * 0x20;
-        }
-        samsung_gpiolib_add_4bit_chips(s5pv310_gpio_part2_4bit, nr_chips);
-        /* GPIO part 3 */
-        chip = s5pv310_gpio_part3_4bit;
-        nr_chips = ARRAY_SIZE(s5pv310_gpio_part3_4bit);
-        for (i = 0; i < nr_chips; i++, chip++) {
-                if (chip->config == NULL)
-                        chip->config = &gpio_cfg;
-                if (chip->base == NULL)
-                        chip->base = S5P_VA_GPIO3 + (i) * 0x20;
-        }
-        samsung_gpiolib_add_4bit_chips(s5pv310_gpio_part3_4bit, nr_chips);
-        return 0;
-}
-core_initcall(s5pv310_gpiolib_init);
diff --git a/arch/arm/mach-s5pv310/include/mach/gpio.h b/arch/arm/mach-s5pv310/include/mach/gpio.h
deleted file mode 100644
index 20cb80c2346..00000000000
--- a/arch/arm/mach-s5pv310/include/mach/gpio.h
+++ /dev/null
@@ -1,135 +0,0 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/gpio.h
- *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
- *
- * S5PV310 - GPIO lib support
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-#ifndef __ASM_ARCH_GPIO_H
-#define __ASM_ARCH_GPIO_H __FILE__
-#define gpio_get_value  __gpio_get_value
-#define gpio_set_value  __gpio_set_value
-#define gpio_cansleep   __gpio_cansleep
-#define gpio_to_irq     __gpio_to_irq
-/* Practically, GPIO banks upto GPZ are the configurable gpio banks */
-/* GPIO bank sizes */
-#define S5PV310_GPIO_A0_NR      (8)
-#define S5PV310_GPIO_A1_NR      (6)
-#define S5PV310_GPIO_B_NR       (8)
-#define S5PV310_GPIO_C0_NR      (5)
-#define S5PV310_GPIO_C1_NR      (5)
-#define S5PV310_GPIO_D0_NR      (4)
-#define S5PV310_GPIO_D1_NR      (4)
-#define S5PV310_GPIO_E0_NR      (5)
-#define S5PV310_GPIO_E1_NR      (8)
-#define S5PV310_GPIO_E2_NR      (6)
-#define S5PV310_GPIO_E3_NR      (8)
-#define S5PV310_GPIO_E4_NR      (8)
-#define S5PV310_GPIO_F0_NR      (8)
-#define S5PV310_GPIO_F1_NR      (8)
-#define S5PV310_GPIO_F2_NR      (8)
-#define S5PV310_GPIO_F3_NR      (6)
-#define S5PV310_GPIO_J0_NR      (8)
-#define S5PV310_GPIO_J1_NR      (5)
-#define S5PV310_GPIO_K0_NR      (7)
-#define S5PV310_GPIO_K1_NR      (7)
-#define S5PV310_GPIO_K2_NR      (7)
-#define S5PV310_GPIO_K3_NR      (7)
-#define S5PV310_GPIO_L0_NR      (8)
-#define S5PV310_GPIO_L1_NR      (3)
-#define S5PV310_GPIO_L2_NR      (8)
-#define S5PV310_GPIO_X0_NR      (8)
-#define S5PV310_GPIO_X1_NR      (8)
-#define S5PV310_GPIO_X2_NR      (8)
-#define S5PV310_GPIO_X3_NR      (8)
-#define S5PV310_GPIO_Z_NR       (7)
-/* GPIO bank numbers */
-#define S5PV310_GPIO_NEXT(__gpio) \
-        ((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 1)
-enum s5p_gpio_number {
-        S5PV310_GPIO_A0_START   = 0,
-        S5PV310_GPIO_A1_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_A0),
-        S5PV310_GPIO_B_START    = S5PV310_GPIO_NEXT(S5PV310_GPIO_A1),
-        S5PV310_GPIO_C0_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_B),
-        S5PV310_GPIO_C1_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_C0),
-        S5PV310_GPIO_D0_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_C1),
-        S5PV310_GPIO_D1_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_D0),
-        S5PV310_GPIO_E0_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_D1),
-        S5PV310_GPIO_E1_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_E0),
-        S5PV310_GPIO_E2_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_E1),
-        S5PV310_GPIO_E3_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_E2),
-        S5PV310_GPIO_E4_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_E3),
-        S5PV310_GPIO_F0_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_E4),
-        S5PV310_GPIO_F1_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_F0),
-        S5PV310_GPIO_F2_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_F1),
-        S5PV310_GPIO_F3_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_F2),
-        S5PV310_GPIO_J0_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_F3),
-        S5PV310_GPIO_J1_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_J0),
-        S5PV310_GPIO_K0_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_J1),
-        S5PV310_GPIO_K1_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_K0),
-        S5PV310_GPIO_K2_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_K1),
-        S5PV310_GPIO_K3_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_K2),
-        S5PV310_GPIO_L0_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_K3),
-        S5PV310_GPIO_L1_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_L0),
-        S5PV310_GPIO_L2_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_L1),
-        S5PV310_GPIO_X0_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_L2),
-        S5PV310_GPIO_X1_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_X0),
-        S5PV310_GPIO_X2_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_X1),
-        S5PV310_GPIO_X3_START   = S5PV310_GPIO_NEXT(S5PV310_GPIO_X2),
-        S5PV310_GPIO_Z_START    = S5PV310_GPIO_NEXT(S5PV310_GPIO_X3),
-};
-/* S5PV310 GPIO number definitions */
-#define S5PV310_GPA0(_nr)       (S5PV310_GPIO_A0_START + (_nr))
-#define S5PV310_GPA1(_nr)       (S5PV310_GPIO_A1_START + (_nr))
-#define S5PV310_GPB(_nr)        (S5PV310_GPIO_B_START + (_nr))
-#define S5PV310_GPC0(_nr)       (S5PV310_GPIO_C0_START + (_nr))
-#define S5PV310_GPC1(_nr)       (S5PV310_GPIO_C1_START + (_nr))
-#define S5PV310_GPD0(_nr)       (S5PV310_GPIO_D0_START + (_nr))
-#define S5PV310_GPD1(_nr)       (S5PV310_GPIO_D1_START + (_nr))
-#define S5PV310_GPE0(_nr)       (S5PV310_GPIO_E0_START + (_nr))
-#define S5PV310_GPE1(_nr)       (S5PV310_GPIO_E1_START + (_nr))
-#define S5PV310_GPE2(_nr)       (S5PV310_GPIO_E2_START + (_nr))
-#define S5PV310_GPE3(_nr)       (S5PV310_GPIO_E3_START + (_nr))
-#define S5PV310_GPE4(_nr)       (S5PV310_GPIO_E4_START + (_nr))
-#define S5PV310_GPF0(_nr)       (S5PV310_GPIO_F0_START + (_nr))
-#define S5PV310_GPF1(_nr)       (S5PV310_GPIO_F1_START + (_nr))
-#define S5PV310_GPF2(_nr)       (S5PV310_GPIO_F2_START + (_nr))
-#define S5PV310_GPF3(_nr)       (S5PV310_GPIO_F3_START + (_nr))
-#define S5PV310_GPJ0(_nr)       (S5PV310_GPIO_J0_START + (_nr))
-#define S5PV310_GPJ1(_nr)       (S5PV310_GPIO_J1_START + (_nr))
-#define S5PV310_GPK0(_nr)       (S5PV310_GPIO_K0_START + (_nr))
-#define S5PV310_GPK1(_nr)       (S5PV310_GPIO_K1_START + (_nr))
-#define S5PV310_GPK2(_nr)       (S5PV310_GPIO_K2_START + (_nr))
-#define S5PV310_GPK3(_nr)       (S5PV310_GPIO_K3_START + (_nr))
-#define S5PV310_GPL0(_nr)       (S5PV310_GPIO_L0_START + (_nr))
-#define S5PV310_GPL1(_nr)       (S5PV310_GPIO_L1_START + (_nr))
-#define S5PV310_GPL2(_nr)       (S5PV310_GPIO_L2_START + (_nr))
-#define S5PV310_GPX0(_nr)       (S5PV310_GPIO_X0_START + (_nr))
-#define S5PV310_GPX1(_nr)       (S5PV310_GPIO_X1_START + (_nr))
-#define S5PV310_GPX2(_nr)       (S5PV310_GPIO_X2_START + (_nr))
-#define S5PV310_GPX3(_nr)       (S5PV310_GPIO_X3_START + (_nr))
-#define S5PV310_GPZ(_nr)        (S5PV310_GPIO_Z_START + (_nr))
-/* the end of the S5PV310 specific gpios */
-#define S5PV310_GPIO_END        (S5PV310_GPZ(S5PV310_GPIO_Z_NR) + 1)
-#define S3C_GPIO_END            S5PV310_GPIO_END
-/* define the number of gpios we need to the one after the GPZ() range */
-#define ARCH_NR_GPIOS           (S5PV310_GPZ(S5PV310_GPIO_Z_NR) +       \
-                                 CONFIG_SAMSUNG_GPIO_EXTRA + 1)
-#include <asm-generic/gpio.h>
-#endif /* __ASM_ARCH_GPIO_H */
diff --git a/arch/arm/mach-s5pv310/include/mach/map.h b/arch/arm/mach-s5pv310/include/mach/map.h
deleted file mode 100644
index 901657fa7a1..00000000000
--- a/arch/arm/mach-s5pv310/include/mach/map.h
+++ /dev/null
@@ -1,144 +0,0 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/map.h
- *
- * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
- *
- * S5PV310 - Memory map definitions
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-#ifndef __ASM_ARCH_MAP_H
-#define __ASM_ARCH_MAP_H __FILE__
-#include <plat/map-base.h>
-/*
- * S5PV310 UART offset is 0x10000 but the older S5P SoCs are 0x400.
- * So need to define it, and here is to avoid redefinition warning.
- */
-#define S3C_UART_OFFSET                 (0x10000)
-#include <plat/map-s5p.h>
-#define S5PV310_PA_SYSRAM               0x02025000
-#define S5PV310_PA_I2S0                 0x03830000
-#define S5PV310_PA_I2S1                 0xE3100000
-#define S5PV310_PA_I2S2                 0xE2A00000
-#define S5PV310_PA_PCM0                 0x03840000
-#define S5PV310_PA_PCM1                 0x13980000
-#define S5PV310_PA_PCM2                 0x13990000
-#define S5PV310_PA_SROM_BANK(x)         (0x04000000 + ((x) * 0x01000000))
-#define S5PC210_PA_ONENAND              0x0C000000
-#define S5PC210_PA_ONENAND_DMA          0x0C600000
-#define S5PV310_PA_CHIPID               0x10000000
-#define S5PV310_PA_SYSCON               0x10010000
-#define S5PV310_PA_PMU                  0x10020000
-#define S5PV310_PA_CMU                  0x10030000
-#define S5PV310_PA_WATCHDOG             0x10060000
-#define S5PV310_PA_RTC                  0x10070000
-#define S5PV310_PA_DMC0                 0x10400000
-#define S5PV310_PA_COMBINER             0x10448000
-#define S5PV310_PA_COREPERI             0x10500000
-#define S5PV310_PA_GIC_CPU              0x10500100
-#define S5PV310_PA_TWD                  0x10500600
-#define S5PV310_PA_GIC_DIST             0x10501000
-#define S5PV310_PA_L2CC                 0x10502000
-#define S5PV310_PA_MDMA                 0x10810000
-#define S5PV310_PA_PDMA0                0x12680000
-#define S5PV310_PA_PDMA1                0x12690000
-#define S5PV310_PA_SYSMMU_MDMA          0x10A40000
-#define S5PV310_PA_SYSMMU_SSS           0x10A50000
-#define S5PV310_PA_SYSMMU_FIMC0         0x11A20000
-#define S5PV310_PA_SYSMMU_FIMC1         0x11A30000
-#define S5PV310_PA_SYSMMU_FIMC2         0x11A40000
-#define S5PV310_PA_SYSMMU_FIMC3         0x11A50000
-#define S5PV310_PA_SYSMMU_JPEG          0x11A60000
-#define S5PV310_PA_SYSMMU_FIMD0         0x11E20000
-#define S5PV310_PA_SYSMMU_FIMD1         0x12220000
-#define S5PV310_PA_SYSMMU_PCIe          0x12620000
-#define S5PV310_PA_SYSMMU_G2D           0x12A20000
-#define S5PV310_PA_SYSMMU_ROTATOR       0x12A30000
-#define S5PV310_PA_SYSMMU_MDMA2         0x12A40000
-#define S5PV310_PA_SYSMMU_TV            0x12E20000
-#define S5PV310_PA_SYSMMU_MFC_L         0x13620000
-#define S5PV310_PA_SYSMMU_MFC_R         0x13630000
-#define S5PV310_PA_GPIO1                0x11400000
-#define S5PV310_PA_GPIO2                0x11000000
-#define S5PV310_PA_GPIO3                0x03860000
-#define S5PV310_PA_MIPI_CSIS0           0x11880000
-#define S5PV310_PA_MIPI_CSIS1           0x11890000
-#define S5PV310_PA_HSMMC(x)             (0x12510000 + ((x) * 0x10000))
-#define S5PV310_PA_SROMC                0x12570000
-#define S5PV310_PA_UART                 0x13800000
-#define S5PV310_PA_IIC(x)               (0x13860000 + ((x) * 0x10000))
-#define S5PV310_PA_AC97                 0x139A0000
-#define S5PV310_PA_TIMER                0x139D0000
-#define S5PV310_PA_SDRAM                0x40000000
-#define S5PV310_PA_SPDIF                0xE1100000
-/* Compatibiltiy Defines */
-#define S3C_PA_HSMMC0                   S5PV310_PA_HSMMC(0)
-#define S3C_PA_HSMMC1                   S5PV310_PA_HSMMC(1)
-#define S3C_PA_HSMMC2                   S5PV310_PA_HSMMC(2)
-#define S3C_PA_HSMMC3                   S5PV310_PA_HSMMC(3)
-#define S3C_PA_IIC                      S5PV310_PA_IIC(0)
-#define S3C_PA_IIC1                     S5PV310_PA_IIC(1)
-#define S3C_PA_IIC2                     S5PV310_PA_IIC(2)
-#define S3C_PA_IIC3                     S5PV310_PA_IIC(3)
-#define S3C_PA_IIC4                     S5PV310_PA_IIC(4)
-#define S3C_PA_IIC5                     S5PV310_PA_IIC(5)
-#define S3C_PA_IIC6                     S5PV310_PA_IIC(6)
-#define S3C_PA_IIC7                     S5PV310_PA_IIC(7)
-#define S3C_PA_RTC                      S5PV310_PA_RTC
-#define S3C_PA_WDT                      S5PV310_PA_WATCHDOG
-#define S5P_PA_CHIPID                   S5PV310_PA_CHIPID
-#define S5P_PA_MIPI_CSIS0               S5PV310_PA_MIPI_CSIS0
-#define S5P_PA_MIPI_CSIS1               S5PV310_PA_MIPI_CSIS1
-#define S5P_PA_ONENAND                  S5PC210_PA_ONENAND
-#define S5P_PA_ONENAND_DMA              S5PC210_PA_ONENAND_DMA
-#define S5P_PA_SDRAM                    S5PV310_PA_SDRAM
-#define S5P_PA_SROMC                    S5PV310_PA_SROMC
-#define S5P_PA_SYSCON                   S5PV310_PA_SYSCON
-#define S5P_PA_TIMER                    S5PV310_PA_TIMER
-/* UART */
-#define S3C_PA_UART                     S5PV310_PA_UART
-#define S5P_PA_UART(x)                  (S3C_PA_UART + ((x) * S3C_UART_OFFSET))
-#define S5P_PA_UART0                    S5P_PA_UART(0)
-#define S5P_PA_UART1                    S5P_PA_UART(1)
-#define S5P_PA_UART2                    S5P_PA_UART(2)
-#define S5P_PA_UART3                    S5P_PA_UART(3)
-#define S5P_PA_UART4                    S5P_PA_UART(4)
-#define S5P_SZ_UART                     SZ_256
-#endif /* __ASM_ARCH_MAP_H */
diff --git a/arch/arm/mach-s5pv310/include/mach/regs-gpio.h b/arch/arm/mach-s5pv310/include/mach/regs-gpio.h
deleted file mode 100644
index 82e9e0c9d45..00000000000
--- a/arch/arm/mach-s5pv310/include/mach/regs-gpio.h
+++ /dev/null
@@ -1,42 +0,0 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/regs-gpio.h
- *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com
- *
- * S5PV310 - GPIO (including EINT) register definitions
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-#ifndef __ASM_ARCH_REGS_GPIO_H
-#define __ASM_ARCH_REGS_GPIO_H __FILE__
-#include <mach/map.h>
-#include <mach/irqs.h>
-#define S5PV310_EINT40CON               (S5P_VA_GPIO2 + 0xE00)
-#define S5P_EINT_CON(x)                 (S5PV310_EINT40CON + ((x) * 0x4))
-#define S5PV310_EINT40FLTCON0           (S5P_VA_GPIO2 + 0xE80)
-#define S5P_EINT_FLTCON(x)              (S5PV310_EINT40FLTCON0 + ((x) * 0x4))
-#define S5PV310_EINT40MASK              (S5P_VA_GPIO2 + 0xF00)
-#define S5P_EINT_MASK(x)                (S5PV310_EINT40MASK + ((x) * 0x4))
-#define S5PV310_EINT40PEND              (S5P_VA_GPIO2 + 0xF40)
-#define S5P_EINT_PEND(x)                (S5PV310_EINT40PEND + ((x) * 0x4))
-#define EINT_REG_NR(x)                  (EINT_OFFSET(x) >> 3)
-#define eint_irq_to_bit(irq)            (1 << (EINT_OFFSET(irq) & 0x7))
-#define EINT_MODE                       S3C_GPIO_SFN(0xf)
-#define EINT_GPIO_0(x)                  S5PV310_GPX0(x)
-#define EINT_GPIO_1(x)                  S5PV310_GPX1(x)
-#define EINT_GPIO_2(x)                  S5PV310_GPX2(x)
-#define EINT_GPIO_3(x)                  S5PV310_GPX3(x)
-#endif /* __ASM_ARCH_REGS_GPIO_H */
diff --git a/arch/arm/mach-s5pv310/include/mach/regs-pmu.h b/arch/arm/mach-s5pv310/include/mach/regs-pmu.h
deleted file mode 100644
index fb333d0f607..00000000000
--- a/arch/arm/mach-s5pv310/include/mach/regs-pmu.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/regs-pmu.h
- *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com
- *
- * S5PV310 - Power management unit definition
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-#ifndef __ASM_ARCH_REGS_PMU_H
-#define __ASM_ARCH_REGS_PMU_H __FILE__
-#include <mach/map.h>
-#define S5P_PMUREG(x)                   (S5P_VA_PMU + (x))
-#define S5P_PMU_CAM_CONF                S5P_PMUREG(0x3C00)
-#define S5P_PMU_TV_CONF         S5P_PMUREG(0x3C20)
-#define S5P_PMU_MFC_CONF                S5P_PMUREG(0x3C40)
-#define S5P_PMU_G3D_CONF                S5P_PMUREG(0x3C60)
-#define S5P_PMU_LCD0_CONF               S5P_PMUREG(0x3C80)
-#define S5P_PMU_LCD1_CONF               S5P_PMUREG(0x3CA0)
-#define S5P_PMU_GPS_CONF                S5P_PMUREG(0x3CE0)
-#define S5P_INT_LOCAL_PWR_EN            0x7
-#endif /* __ASM_ARCH_REGS_PMU_H */
diff --git a/arch/arm/mach-s5pv310/include/mach/sysmmu.h b/arch/arm/mach-s5pv310/include/mach/sysmmu.h
deleted file mode 100644
index 598fc5c9211..00000000000
--- a/arch/arm/mach-s5pv310/include/mach/sysmmu.h
+++ /dev/null
@@ -1,122 +0,0 @@
-/* linux/arch/arm/mach-s5pv310/include/mach/sysmmu.h
- *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
- *
- * Samsung sysmmu driver for S5PV310
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-#ifndef __ASM_ARM_ARCH_SYSMMU_H
-#define __ASM_ARM_ARCH_SYSMMU_H __FILE__
-#define S5PV310_SYSMMU_TOTAL_IPNUM      16
-#define S5P_SYSMMU_TOTAL_IPNUM          S5PV310_SYSMMU_TOTAL_IPNUM
-enum s5pv310_sysmmu_ips {
-        SYSMMU_MDMA,
-        SYSMMU_SSS,
-        SYSMMU_FIMC0,
-        SYSMMU_FIMC1,
-        SYSMMU_FIMC2,
-        SYSMMU_FIMC3,
-        SYSMMU_JPEG,
-        SYSMMU_FIMD0,
-        SYSMMU_FIMD1,
-        SYSMMU_PCIe,
-        SYSMMU_G2D,
-        SYSMMU_ROTATOR,
-        SYSMMU_MDMA2,
-        SYSMMU_TV,
-        SYSMMU_MFC_L,
-        SYSMMU_MFC_R,
-};
-static char *sysmmu_ips_name[S5PV310_SYSMMU_TOTAL_IPNUM] = {
-        "SYSMMU_MDMA"   ,
-        "SYSMMU_SSS"    ,
-        "SYSMMU_FIMC0"  ,
-        "SYSMMU_FIMC1"  ,
-        "SYSMMU_FIMC2"  ,
-        "SYSMMU_FIMC3"  ,
-        "SYSMMU_JPEG"   ,
-        "SYSMMU_FIMD0"  ,
-        "SYSMMU_FIMD1"  ,
-        "SYSMMU_PCIe"   ,
-        "SYSMMU_G2D"    ,
-        "SYSMMU_ROTATOR",
-        "SYSMMU_MDMA2"  ,
-        "SYSMMU_TV"     ,
-        "SYSMMU_MFC_L"  ,
-        "SYSMMU_MFC_R"  ,
-};
-typedef enum s5pv310_sysmmu_ips sysmmu_ips;
-struct sysmmu_tt_info {
-        unsigned long *pgd;
-        unsigned long pgd_paddr;
-        unsigned long *pte;
-};
-struct sysmmu_controller {
-        const char              *name;
-        /* channels registers */
-        void __iomem            *regs;
-        /* channel irq */
-        unsigned int            irq;
-        sysmmu_ips              ips;
-        /* Translation Table Info. */
-        struct sysmmu_tt_info   *tt_info;
-        struct resource         *mem;
-        struct device           *dev;
-        /* SysMMU controller enable - true : enable */
-        bool                    enable;
-};
-/**
- * s5p_sysmmu_enable() - enable system mmu of ip
- * @ips: The ip connected system mmu.
- *
- * This function enable system mmu to transfer address
- * from virtual address to physical address
- */
-int s5p_sysmmu_enable(sysmmu_ips ips);
-/**
- * s5p_sysmmu_disable() - disable sysmmu mmu of ip
- * @ips: The ip connected system mmu.
- *
- * This function disable system mmu to transfer address
- * from virtual address to physical address
- */
-int s5p_sysmmu_disable(sysmmu_ips ips);
-/**
- * s5p_sysmmu_set_tablebase_pgd() - set page table base address to refer page table
- * @ips: The ip connected system mmu.
- * @pgd: The page table base address.
- *
- * This function set page table base address
- * When system mmu transfer address from virtaul address to physical address,
- * system mmu refer address information from page table
- */
-int s5p_sysmmu_set_tablebase_pgd(sysmmu_ips ips, unsigned long pgd);
-/**
- * s5p_sysmmu_tlb_invalidate() - flush all TLB entry in system mmu
- * @ips: The ip connected system mmu.
- *
- * This function flush all TLB entry in system mmu
- */
-int s5p_sysmmu_tlb_invalidate(sysmmu_ips ips);
-#endif /* __ASM_ARM_ARCH_SYSMMU_H */
diff --git a/arch/arm/mach-s5pv310/mach-universal_c210.c b/arch/arm/mach-s5pv310/mach-universal_c210.c
deleted file mode 100644
index 36bc3cf825e..00000000000
--- a/arch/arm/mach-s5pv310/mach-universal_c210.c
+++ /dev/null
@@ -1,237 +0,0 @@
-/* linux/arch/arm/mach-s5pv310/mach-universal_c210.c
- *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-#include <linux/platform_device.h>
-#include <linux/serial_core.h>
-#include <linux/input.h>
-#include <linux/i2c.h>
-#include <linux/gpio_keys.h>
-#include <linux/gpio.h>
-#include <linux/regulator/machine.h>
-#include <linux/regulator/fixed.h>
-#include <linux/mmc/host.h>
-#include <asm/mach/arch.h>
-#include <asm/mach-types.h>
-#include <plat/regs-serial.h>
-#include <plat/s5pv310.h>
-#include <plat/cpu.h>
-#include <plat/devs.h>
-#include <plat/sdhci.h>
-#include <mach/map.h>
-/* Following are default values for UCON, ULCON and UFCON UART registers */
-#define UNIVERSAL_UCON_DEFAULT  (S3C2410_UCON_TXILEVEL |        \
-                                 S3C2410_UCON_RXILEVEL |        \
-                                 S3C2410_UCON_TXIRQMODE |       \
-                                 S3C2410_UCON_RXIRQMODE |       \
-                                 S3C2410_UCON_RXFIFO_TOI |      \
-                                 S3C2443_UCON_RXERR_IRQEN)
-#define UNIVERSAL_ULCON_DEFAULT S3C2410_LCON_CS8
-#define UNIVERSAL_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE |       \
-                                 S5PV210_UFCON_TXTRIG256 |      \
-                                 S5PV210_UFCON_RXTRIG256)
-static struct s3c2410_uartcfg universal_uartcfgs[] __initdata = {
-        [0] = {
-                .hwport         = 0,
-                .ucon           = UNIVERSAL_UCON_DEFAULT,
-                .ulcon          = UNIVERSAL_ULCON_DEFAULT,
-                .ufcon          = UNIVERSAL_UFCON_DEFAULT,
-        },
-        [1] = {
-                .hwport         = 1,
-                .ucon           = UNIVERSAL_UCON_DEFAULT,
-                .ulcon          = UNIVERSAL_ULCON_DEFAULT,
-                .ufcon          = UNIVERSAL_UFCON_DEFAULT,
-        },
-        [2] = {
-                .hwport         = 2,
-                .ucon           = UNIVERSAL_UCON_DEFAULT,
-                .ulcon          = UNIVERSAL_ULCON_DEFAULT,
-                .ufcon          = UNIVERSAL_UFCON_DEFAULT,
-        },
-        [3] = {
-                .hwport         = 3,
-                .ucon           = UNIVERSAL_UCON_DEFAULT,
-                .ulcon          = UNIVERSAL_ULCON_DEFAULT,
-                .ufcon          = UNIVERSAL_UFCON_DEFAULT,
-        },
-};
-static struct gpio_keys_button universal_gpio_keys_tables[] = {
-        {
-                .code                   = KEY_VOLUMEUP,
-                .gpio                   = S5PV310_GPX2(0),      /* XEINT16 */
-                .desc                   = "gpio-keys: KEY_VOLUMEUP",
-                .type                   = EV_KEY,
-                .active_low             = 1,
-                .debounce_interval      = 1,
-        }, {
-                .code                   = KEY_VOLUMEDOWN,
-                .gpio                   = S5PV310_GPX2(1),      /* XEINT17 */
-                .desc                   = "gpio-keys: KEY_VOLUMEDOWN",
-                .type                   = EV_KEY,
-                .active_low             = 1,
-                .debounce_interval      = 1,
-        }, {
-                .code                   = KEY_CONFIG,
-                .gpio                   = S5PV310_GPX2(2),      /* XEINT18 */
-                .desc                   = "gpio-keys: KEY_CONFIG",
-                .type                   = EV_KEY,
-                .active_low             = 1,
-                .debounce_interval      = 1,
-        }, {
-                .code                   = KEY_CAMERA,
-                .gpio                   = S5PV310_GPX2(3),      /* XEINT19 */
-                .desc                   = "gpio-keys: KEY_CAMERA",
-                .type                   = EV_KEY,
-                .active_low             = 1,
-                .debounce_interval      = 1,
-        }, {
-                .code                   = KEY_OK,
-                .gpio                   = S5PV310_GPX3(5),      /* XEINT29 */
-                .desc                   = "gpio-keys: KEY_OK",
-                .type                   = EV_KEY,
-                .active_low             = 1,
-                .debounce_interval      = 1,
-        },
-};
-static struct gpio_keys_platform_data universal_gpio_keys_data = {
-        .buttons        = universal_gpio_keys_tables,
-        .nbuttons       = ARRAY_SIZE(universal_gpio_keys_tables),
-};
-static struct platform_device universal_gpio_keys = {
-        .name                   = "gpio-keys",
-        .dev                    = {
-                .platform_data  = &universal_gpio_keys_data,
-        },
-};
-/* eMMC */
-static struct s3c_sdhci_platdata universal_hsmmc0_data __initdata = {
-        .max_width              = 8,
-        .host_caps              = (MMC_CAP_8_BIT_DATA | MMC_CAP_4_BIT_DATA |
-                                MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
-                                MMC_CAP_DISABLE),
-        .cd_type                = S3C_SDHCI_CD_PERMANENT,
-        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
-};
-static struct regulator_consumer_supply mmc0_supplies[] = {
-        REGULATOR_SUPPLY("vmmc", "s3c-sdhci.0"),
-};
-static struct regulator_init_data mmc0_fixed_voltage_init_data = {
-        .constraints            = {
-                .name           = "VMEM_VDD_2.8V",
-                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
-        },
-        .num_consumer_supplies  = ARRAY_SIZE(mmc0_supplies),
-        .consumer_supplies      = mmc0_supplies,
-};
-static struct fixed_voltage_config mmc0_fixed_voltage_config = {
-        .supply_name            = "MASSMEMORY_EN",
-        .microvolts             = 2800000,
-        .gpio                   = S5PV310_GPE1(3),
-        .enable_high            = true,
-        .init_data              = &mmc0_fixed_voltage_init_data,
-};
-static struct platform_device mmc0_fixed_voltage = {
-        .name                   = "reg-fixed-voltage",
-        .id                     = 0,
-        .dev                    = {
-                .platform_data  = &mmc0_fixed_voltage_config,
-        },
-};
-/* SD */
-static struct s3c_sdhci_platdata universal_hsmmc2_data __initdata = {
-        .max_width              = 4,
-        .host_caps              = MMC_CAP_4_BIT_DATA |
-                                MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
-                                MMC_CAP_DISABLE,
-        .ext_cd_gpio            = S5PV310_GPX3(4),      /* XEINT_28 */
-        .ext_cd_gpio_invert     = 1,
-        .cd_type                = S3C_SDHCI_CD_GPIO,
-        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
-};
-/* WiFi */
-static struct s3c_sdhci_platdata universal_hsmmc3_data __initdata = {
-        .max_width              = 4,
-        .host_caps              = MMC_CAP_4_BIT_DATA |
-                                MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
-                                MMC_CAP_DISABLE,
-        .cd_type                = S3C_SDHCI_CD_EXTERNAL,
-};
-static void __init universal_sdhci_init(void)
-{
-        s3c_sdhci0_set_platdata(&universal_hsmmc0_data);
-        s3c_sdhci2_set_platdata(&universal_hsmmc2_data);
-        s3c_sdhci3_set_platdata(&universal_hsmmc3_data);
-}
-/* I2C0 */
-static struct i2c_board_info i2c0_devs[] __initdata = {
-        /* Camera, To be updated */
-};
-/* I2C1 */
-static struct i2c_board_info i2c1_devs[] __initdata = {
-        /* Gyro, To be updated */
-};
-static struct platform_device *universal_devices[] __initdata = {
-        /* Samsung Platform Devices */
-        &mmc0_fixed_voltage,
-        &s3c_device_hsmmc0,
-        &s3c_device_hsmmc2,
-        &s3c_device_hsmmc3,
-        /* Universal Devices */
-        &universal_gpio_keys,
-        &s5p_device_onenand,
-};
-static void __init universal_map_io(void)
-{
-        s5p_init_io(NULL, 0, S5P_VA_CHIPID);
-        s3c24xx_init_clocks(24000000);
-        s3c24xx_init_uarts(universal_uartcfgs, ARRAY_SIZE(universal_uartcfgs));
-}
-static void __init universal_machine_init(void)
-{
-        universal_sdhci_init();
-        i2c_register_board_info(0, i2c0_devs, ARRAY_SIZE(i2c0_devs));
-        i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs));
-        /* Last */
-        platform_add_devices(universal_devices, ARRAY_SIZE(universal_devices));
-}
-MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210")
-        /* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */
-        .boot_params    = S5P_PA_SDRAM + 0x100,
-        .init_irq       = s5pv310_init_irq,
-        .map_io         = universal_map_io,
-        .init_machine   = universal_machine_init,
-        .timer          = &s5pv310_timer,
-MACHINE_END
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 2bd4ccfb353..c2eafd993bc 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -812,7 +812,7 @@ config CACHE_L2X0
        bool "Enable the L2x0 outer cache controller"
        depends on REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176 || \
                   REALVIEW_EB_A9MP || SOC_IMX35 || SOC_IMX31 || MACH_REALVIEW_PBX || \
-                   ARCH_NOMADIK || ARCH_OMAP4 || ARCH_S5PV310 || ARCH_TEGRA || \
+                   ARCH_NOMADIK || ARCH_OMAP4 || ARCH_EXYNOS4 || ARCH_TEGRA || \
                   ARCH_U8500 || ARCH_VEXPRESS_CA9X4 || ARCH_SHMOBILE
        default y
        select OUTER_CACHE
diff --git a/arch/arm/plat-s3c24xx/Kconfig b/arch/arm/plat-s3c24xx/Kconfig
index eb105e61c74..d9c4096ebf4 100644
--- a/arch/arm/plat-s3c24xx/Kconfig
+++ b/arch/arm/plat-s3c24xx/Kconfig
@@ -56,13 +56,6 @@ config S3C24XX_DCLK
        help
          Clock code for supporting DCLK/CLKOUT on S3C24XX architectures
-config S3C24XX_PWM
-        bool "PWM device support"
-        select HAVE_PWM
-        help
-          Support for exporting the PWM timer blocks via the pwm device
-          system.
 # gpio configurations
 config S3C24XX_GPIO_EXTRA
diff --git a/arch/arm/plat-s5p/Kconfig b/arch/arm/plat-s5p/Kconfig
index 557f8c507f6..84922971658 100644
--- a/arch/arm/plat-s5p/Kconfig
+++ b/arch/arm/plat-s5p/Kconfig
@@ -7,10 +7,10 @@
 config PLAT_S5P
        bool
-        depends on (ARCH_S5P64X0 || ARCH_S5P6442 || ARCH_S5PC100 || ARCH_S5PV210 || ARCH_S5PV310)
+        depends on (ARCH_S5P64X0 || ARCH_S5P6442 || ARCH_S5PC100 || ARCH_S5PV210 || ARCH_EXYNOS4)
        default y
-        select ARM_VIC if !ARCH_S5PV310
+        select ARM_VIC if !ARCH_EXYNOS4
-        select ARM_GIC if ARCH_S5PV310
+        select ARM_GIC if ARCH_EXYNOS4
        select NO_IOPORT
        select ARCH_REQUIRE_GPIOLIB
        select S3C_GPIO_TRACK
@@ -37,11 +37,16 @@ config S5P_GPIO_INT
        help
          Common code for the GPIO interrupts (other than external interrupts.)
+config S5P_HRT
+        bool
+        help
+          Use the High Resolution timer support
 comment "System MMU"
 config S5P_SYSTEM_MMU
        bool "S5P SYSTEM MMU"
-        depends on ARCH_S5PV310
+        depends on ARCH_EXYNOS4
        help
          Say Y here if you want to enable System MMU
@@ -60,6 +65,11 @@ config S5P_DEV_FIMC2
        help
          Compile in platform device definitions for FIMC controller 2
+config S5P_DEV_FIMC3
+        bool
+        help
+          Compile in platform device definitions for FIMC controller 3
 config S5P_DEV_ONENAND
        bool
        help
@@ -74,3 +84,8 @@ config S5P_DEV_CSIS1
        bool
        help
          Compile in platform device definitions for MIPI-CSIS channel 1
+config S5P_SETUP_MIPIPHY
+        bool
+        help
+          Compile in common setup code for MIPI-CSIS and MIPI-DSIM devices
diff --git a/arch/arm/plat-s5p/Makefile b/arch/arm/plat-s5p/Makefile
index 4bd5cf90897..42afff7f60b 100644
--- a/arch/arm/plat-s5p/Makefile
+++ b/arch/arm/plat-s5p/Makefile
@@ -22,12 +22,15 @@ obj-$(CONFIG_S5P_GPIO_INT)	+= irq-gpioint.o
 obj-$(CONFIG_S5P_SYSTEM_MMU)    += sysmmu.o
 obj-$(CONFIG_PM)                += pm.o
 obj-$(CONFIG_PM)                += irq-pm.o
+obj-$(CONFIG_S5P_HRT)           += s5p-time.o
 # devices
 obj-$(CONFIG_S5P_DEV_FIMC0)     += dev-fimc0.o
 obj-$(CONFIG_S5P_DEV_FIMC1)     += dev-fimc1.o
 obj-$(CONFIG_S5P_DEV_FIMC2)     += dev-fimc2.o
+obj-$(CONFIG_S5P_DEV_FIMC3)     += dev-fimc3.o
 obj-$(CONFIG_S5P_DEV_ONENAND)   += dev-onenand.o
 obj-$(CONFIG_S5P_DEV_CSIS0)     += dev-csis0.o
 obj-$(CONFIG_S5P_DEV_CSIS1)     += dev-csis1.o
+obj-$(CONFIG_S5P_SETUP_MIPIPHY) += setup-mipiphy.o
diff --git a/arch/arm/plat-s5p/cpu.c b/arch/arm/plat-s5p/cpu.c
index 047d31c1bbd..c3bfe9b13ac 100644
--- a/arch/arm/plat-s5p/cpu.c
+++ b/arch/arm/plat-s5p/cpu.c
@@ -1,7 +1,7 @@
 /* linux/arch/arm/plat-s5p/cpu.c
 *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2009-2011 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
+ *              http://www.samsung.com
 *
 * S5P CPU Support
 *
@@ -12,17 +12,20 @@
 #include <linux/init.h>
 #include <linux/module.h>
-#include <mach/map.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
+#include <mach/map.h>
 #include <mach/regs-clock.h>
 #include <plat/cpu.h>
 #include <plat/s5p6440.h>
 #include <plat/s5p6442.h>
 #include <plat/s5p6450.h>
 #include <plat/s5pc100.h>
 #include <plat/s5pv210.h>
-#include <plat/s5pv310.h>
+#include <plat/exynos4.h>
 /* table of supported CPUs */
@@ -31,7 +34,7 @@ static const char name_s5p6442[] = "S5P6442";
 static const char name_s5p6450[] = "S5P6450";
 static const char name_s5pc100[] = "S5PC100";
 static const char name_s5pv210[] = "S5PV210/S5PC110";
-static const char name_s5pv310[] = "S5PV310";
+static const char name_exynos4210[] = "EXYNOS4210";
 static struct cpu_table cpu_ids[] __initdata = {
        {
@@ -75,13 +78,13 @@ static struct cpu_table cpu_ids[] __initdata = {
                .init           = s5pv210_init,
                .name           = name_s5pv210,
        }, {
-                .idcode         = 0x43200000,
+                .idcode         = 0x43210000,
                .idmask         = 0xfffff000,
-                .map_io         = s5pv310_map_io,
+                .map_io         = exynos4_map_io,
-                .init_clocks    = s5pv310_init_clocks,
+                .init_clocks    = exynos4_init_clocks,
-                .init_uarts     = s5pv310_init_uarts,
+                .init_uarts     = exynos4_init_uarts,
-                .init           = s5pv310_init,
+                .init           = exynos4_init,
-                .name           = name_s5pv310,
+                .name           = name_exynos4210,
        },
 };
diff --git a/arch/arm/plat-s5p/dev-csis0.c b/arch/arm/plat-s5p/dev-csis0.c
index dfab1c85f54..e3aabef5e34 100644
--- a/arch/arm/plat-s5p/dev-csis0.c
+++ b/arch/arm/plat-s5p/dev-csis0.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2010 Samsung Electronics
+ * Copyright (C) 2010-2011 Samsung Electronics Co., Ltd.
 *
 * S5P series device definition for MIPI-CSIS channel 0
 *
diff --git a/arch/arm/plat-s5p/dev-csis1.c b/arch/arm/plat-s5p/dev-csis1.c
index e3053f27fbb..08b91b58020 100644
--- a/arch/arm/plat-s5p/dev-csis1.c
+++ b/arch/arm/plat-s5p/dev-csis1.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2010 Samsung Electronics
+ * Copyright (C) 2010-2011 Samsung Electronics Co., Ltd.
 *
 * S5P series device definition for MIPI-CSIS channel 1
 *
diff --git a/arch/arm/plat-s5p/dev-fimc3.c b/arch/arm/plat-s5p/dev-fimc3.c
new file mode 100644
index 00000000000..ef31beca386
--- /dev/null
+++ b/arch/arm/plat-s5p/dev-fimc3.c
@@ -0,0 +1,43 @@
+/* linux/arch/arm/plat-s5p/dev-fimc3.c
+ *
+ * Copyright (c) 2010 Samsung Electronics
+ *
+ * Base S5P FIMC3 resource and device definitions
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/kernel.h>
+#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <mach/map.h>
+static struct resource s5p_fimc3_resource[] = {
+        [0] = {
+                .start  = S5P_PA_FIMC3,
+                .end    = S5P_PA_FIMC3 + SZ_4K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_FIMC3,
+                .end    = IRQ_FIMC3,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+static u64 s5p_fimc3_dma_mask = DMA_BIT_MASK(32);
+struct platform_device s5p_device_fimc3 = {
+        .name           = "s5p-fimc",
+        .id             = 3,
+        .num_resources  = ARRAY_SIZE(s5p_fimc3_resource),
+        .resource       = s5p_fimc3_resource,
+        .dev            = {
+                .dma_mask               = &s5p_fimc3_dma_mask,
+                .coherent_dma_mask      = DMA_BIT_MASK(32),
+        },
+};
diff --git a/arch/arm/plat-s5p/include/plat/camport.h b/arch/arm/plat-s5p/include/plat/camport.h
new file mode 100644
index 00000000000..71688c8ba28
--- /dev/null
+++ b/arch/arm/plat-s5p/include/plat/camport.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ *
+ * S5P series camera interface helper functions
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef PLAT_S5P_CAMPORT_H_
+#define PLAT_S5P_CAMPORT_H_ __FILE__
+enum s5p_camport_id {
+        S5P_CAMPORT_A,
+        S5P_CAMPORT_B,
+};
+/*
+ * The helper functions to configure GPIO for the camera parallel bus.
+ * The camera port can be multiplexed with any FIMC entity, even multiple
+ * FIMC entities are allowed to be attached to a single port simultaneously.
+ * These functions are to be used in the board setup code.
+ */
+int s5pv210_fimc_setup_gpio(enum s5p_camport_id id);
+int exynos4_fimc_setup_gpio(enum s5p_camport_id id);
+#endif
diff --git a/arch/arm/plat-s5p/include/plat/csis.h b/arch/arm/plat-s5p/include/plat/csis.h
deleted file mode 100644
index 51e308c7981..00000000000
--- a/arch/arm/plat-s5p/include/plat/csis.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2010 Samsung Electronics
- *
- * S5P series MIPI CSI slave device support
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#ifndef PLAT_S5P_CSIS_H_
-#define PLAT_S5P_CSIS_H_ __FILE__
-/**
- * struct s5p_platform_mipi_csis - platform data for MIPI-CSIS
- * @clk_rate: bus clock frequency
- * @lanes: number of data lanes used
- * @alignment: data alignment in bits
- * @hs_settle: HS-RX settle time
- */
-struct s5p_platform_mipi_csis {
-        unsigned long clk_rate;
-        u8 lanes;
-        u8 alignment;
-        u8 hs_settle;
-};
-#endif /* PLAT_S5P_CSIS_H_ */
diff --git a/arch/arm/plat-s5p/include/plat/exynos4.h b/arch/arm/plat-s5p/include/plat/exynos4.h
new file mode 100644
index 00000000000..907caab53dc
--- /dev/null
+++ b/arch/arm/plat-s5p/include/plat/exynos4.h
@@ -0,0 +1,34 @@
+/* linux/arch/arm/plat-s5p/include/plat/exynos4.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * Header file for exynos4 cpu support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+/* Common init code for EXYNOS4 related SoCs */
+extern void exynos4_common_init_uarts(struct s3c2410_uartcfg *cfg, int no);
+extern void exynos4_register_clocks(void);
+extern void exynos4_setup_clocks(void);
+#ifdef CONFIG_CPU_EXYNOS4210
+extern  int exynos4_init(void);
+extern void exynos4_init_irq(void);
+extern void exynos4_map_io(void);
+extern void exynos4_init_clocks(int xtal);
+extern struct sys_timer exynos4_timer;
+#define exynos4_init_uarts exynos4_common_init_uarts
+#else
+#define exynos4_init_clocks NULL
+#define exynos4_init_uarts NULL
+#define exynos4_map_io NULL
+#define exynos4_init NULL
+#endif
diff --git a/arch/arm/plat-s5p/include/plat/mipi_csis.h b/arch/arm/plat-s5p/include/plat/mipi_csis.h
new file mode 100644
index 00000000000..9bd254c5ed2
--- /dev/null
+++ b/arch/arm/plat-s5p/include/plat/mipi_csis.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2010-2011 Samsung Electronics Co., Ltd.
+ *
+ * S5P series MIPI CSI slave device support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef PLAT_S5P_MIPI_CSIS_H_
+#define PLAT_S5P_MIPI_CSIS_H_ __FILE__
+struct platform_device;
+/**
+ * struct s5p_platform_mipi_csis - platform data for S5P MIPI-CSIS driver
+ * @clk_rate: bus clock frequency
+ * @lanes: number of data lanes used
+ * @alignment: data alignment in bits
+ * @hs_settle: HS-RX settle time
+ * @fixed_phy_vdd: false to enable external D-PHY regulator management in the
+ *                 driver or true in case this regulator has no enable function
+ * @phy_enable: pointer to a callback controlling D-PHY enable/reset
+ */
+struct s5p_platform_mipi_csis {
+        unsigned long clk_rate;
+        u8 lanes;
+        u8 alignment;
+        u8 hs_settle;
+        bool fixed_phy_vdd;
+        int (*phy_enable)(struct platform_device *pdev, bool on);
+};
+/**
+ * s5p_csis_phy_enable - global MIPI-CSI receiver D-PHY control
+ * @pdev: MIPI-CSIS platform device
+ * @on: true to enable D-PHY and deassert its reset
+ *      false to disable D-PHY
+ */
+int s5p_csis_phy_enable(struct platform_device *pdev, bool on);
+#endif /* PLAT_S5P_MIPI_CSIS_H_ */
diff --git a/arch/arm/plat-s5p/include/plat/s5p-time.h b/arch/arm/plat-s5p/include/plat/s5p-time.h
new file mode 100644
index 00000000000..575e88109db
--- /dev/null
+++ b/arch/arm/plat-s5p/include/plat/s5p-time.h
@@ -0,0 +1,40 @@
+/* linux/arch/arm/plat-s5p/include/plat/s5p-time.h
+ *
+ * Copyright 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com/
+ *
+ * Header file for s5p time support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#ifndef __ASM_PLAT_S5P_TIME_H
+#define __ASM_PLAT_S5P_TIME_H __FILE__
+/* S5P HR-Timer Clock mode */
+enum s5p_timer_mode {
+        S5P_PWM0,
+        S5P_PWM1,
+        S5P_PWM2,
+        S5P_PWM3,
+        S5P_PWM4,
+};
+struct s5p_timer_source {
+        unsigned int event_id;
+        unsigned int source_id;
+};
+/* Be able to sleep for atleast 4 seconds (usually more) */
+#define S5PTIMER_MIN_RANGE      4
+#define TCNT_MAX                0xffffffff
+#define NON_PERIODIC            0
+#define PERIODIC                1
+extern void __init s5p_set_timer_source(enum s5p_timer_mode event,
+                                        enum s5p_timer_mode source);
+extern  struct sys_timer s5p_timer;
+#endif /* __ASM_PLAT_S5P_TIME_H */
diff --git a/arch/arm/plat-s5p/include/plat/s5pv310.h b/arch/arm/plat-s5p/include/plat/s5pv310.h
deleted file mode 100644
index 769c991ceb3..00000000000
--- a/arch/arm/plat-s5p/include/plat/s5pv310.h
+++ /dev/null
@@ -1,34 +0,0 @@
-/* linux/arch/arm/plat-s5p/include/plat/s5pv310.h
- *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
- *              http://www.samsung.com/
- *
- * Header file for s5pv310 cpu support
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
-*/
-/* Common init code for S5PV310 related SoCs */
-extern void s5pv310_common_init_uarts(struct s3c2410_uartcfg *cfg, int no);
-extern void s5pv310_register_clocks(void);
-extern void s5pv310_setup_clocks(void);
-#ifdef CONFIG_CPU_S5PV310
-extern  int s5pv310_init(void);
-extern void s5pv310_init_irq(void);
-extern void s5pv310_map_io(void);
-extern void s5pv310_init_clocks(int xtal);
-extern struct sys_timer s5pv310_timer;
-#define s5pv310_init_uarts s5pv310_common_init_uarts
-#else
-#define s5pv310_init_clocks NULL
-#define s5pv310_init_uarts NULL
-#define s5pv310_map_io NULL
-#define s5pv310_init NULL
-#endif
diff --git a/arch/arm/plat-s5p/include/plat/sysmmu.h b/arch/arm/plat-s5p/include/plat/sysmmu.h
new file mode 100644
index 00000000000..bf5283c2a19
--- /dev/null
+++ b/arch/arm/plat-s5p/include/plat/sysmmu.h
@@ -0,0 +1,95 @@
+/* linux/arch/arm/plat-s5p/include/plat/sysmmu.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * Samsung System MMU driver for S5P platform
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#ifndef __ASM__PLAT_SYSMMU_H
+#define __ASM__PLAT_SYSMMU_H __FILE__
+enum S5P_SYSMMU_INTERRUPT_TYPE {
+        SYSMMU_PAGEFAULT,
+        SYSMMU_AR_MULTIHIT,
+        SYSMMU_AW_MULTIHIT,
+        SYSMMU_BUSERROR,
+        SYSMMU_AR_SECURITY,
+        SYSMMU_AR_ACCESS,
+        SYSMMU_AW_SECURITY,
+        SYSMMU_AW_PROTECTION, /* 7 */
+        SYSMMU_FAULTS_NUM
+};
+#ifdef CONFIG_S5P_SYSTEM_MMU
+#include <mach/sysmmu.h>
+/**
+ * s5p_sysmmu_enable() - enable system mmu of ip
+ * @ips: The ip connected system mmu.
+ * #pgd: Base physical address of the 1st level page table
+ *
+ * This function enable system mmu to transfer address
+ * from virtual address to physical address
+ */
+void s5p_sysmmu_enable(sysmmu_ips ips, unsigned long pgd);
+/**
+ * s5p_sysmmu_disable() - disable sysmmu mmu of ip
+ * @ips: The ip connected system mmu.
+ *
+ * This function disable system mmu to transfer address
+ * from virtual address to physical address
+ */
+void s5p_sysmmu_disable(sysmmu_ips ips);
+/**
+ * s5p_sysmmu_set_tablebase_pgd() - set page table base address to refer page table
+ * @ips: The ip connected system mmu.
+ * @pgd: The page table base address.
+ *
+ * This function set page table base address
+ * When system mmu transfer address from virtaul address to physical address,
+ * system mmu refer address information from page table
+ */
+void s5p_sysmmu_set_tablebase_pgd(sysmmu_ips ips, unsigned long pgd);
+/**
+ * s5p_sysmmu_tlb_invalidate() - flush all TLB entry in system mmu
+ * @ips: The ip connected system mmu.
+ *
+ * This function flush all TLB entry in system mmu
+ */
+void s5p_sysmmu_tlb_invalidate(sysmmu_ips ips);
+/** s5p_sysmmu_set_fault_handler() - Fault handler for System MMUs
+ * @itype: type of fault.
+ * @pgtable_base: the physical address of page table base. This is 0 if @ips is
+ *               SYSMMU_BUSERROR.
+ * @fault_addr: the device (virtual) address that the System MMU tried to
+ *             translated. This is 0 if @ips is SYSMMU_BUSERROR.
+ * Called when interrupt occurred by the System MMUs
+ * The device drivers of peripheral devices that has a System MMU can implement
+ * a fault handler to resolve address translation fault by System MMU.
+ * The meanings of return value and parameters are described below.
+ * return value: non-zero if the fault is correctly resolved.
+ *         zero if the fault is not handled.
+ */
+void s5p_sysmmu_set_fault_handler(sysmmu_ips ips,
+                        int (*handler)(enum S5P_SYSMMU_INTERRUPT_TYPE itype,
+                                        unsigned long pgtable_base,
+                                        unsigned long fault_addr));
+#else
+#define s5p_sysmmu_enable(ips, pgd) do { } while (0)
+#define s5p_sysmmu_disable(ips) do { } while (0)
+#define s5p_sysmmu_set_tablebase_pgd(ips, pgd) do { } while (0)
+#define s5p_sysmmu_tlb_invalidate(ips) do { } while (0)
+#define s5p_sysmmu_set_fault_handler(ips, handler) do { } while (0)
+#endif
+#endif /* __ASM_PLAT_SYSMMU_H */
diff --git a/arch/arm/plat-s5p/irq-gpioint.c b/arch/arm/plat-s5p/irq-gpioint.c
index 3b6bf89d173..cd87d3256e0 100644
--- a/arch/arm/plat-s5p/irq-gpioint.c
+++ b/arch/arm/plat-s5p/irq-gpioint.c
@@ -17,82 +17,79 @@
 #include <linux/irq.h>
 #include <linux/io.h>
 #include <linux/gpio.h>
+#include <linux/slab.h>
 #include <mach/map.h>
 #include <plat/gpio-core.h>
 #include <plat/gpio-cfg.h>
-#define S5P_GPIOREG(x)                  (S5P_VA_GPIO + (x))
+#define GPIO_BASE(chip)         (((unsigned long)(chip)->base) & 0xFFFFF000u)
-#define GPIOINT_CON_OFFSET              0x700
+#define CON_OFFSET              0x700
-#define GPIOINT_MASK_OFFSET             0x900
+#define MASK_OFFSET             0x900
-#define GPIOINT_PEND_OFFSET             0xA00
+#define PEND_OFFSET             0xA00
+#define REG_OFFSET(x)           ((x) << 2)
-static struct s3c_gpio_chip *irq_chips[S5P_GPIOINT_GROUP_MAXNR];
+struct s5p_gpioint_bank {
+        struct list_head        list;
-static int s5p_gpioint_get_group(struct irq_data *data)
+        int                     start;
-{
+        int                     nr_groups;
-        struct gpio_chip *chip = irq_data_get_irq_data(data);
+        int                     irq;
-        struct s3c_gpio_chip *s3c_chip = container_of(chip,
+        struct s3c_gpio_chip    **chips;
-                        struct s3c_gpio_chip, chip);
+        void                    (*handler)(unsigned int, struct irq_desc *);
-        int group;
+};
-        for (group = 0; group < S5P_GPIOINT_GROUP_MAXNR; group++)
-                if (s3c_chip == irq_chips[group])
-                        break;
-        return group;
+LIST_HEAD(banks);
-}
 static int s5p_gpioint_get_offset(struct irq_data *data)
 {
-        struct gpio_chip *chip = irq_data_get_irq_data(data);
+        struct s3c_gpio_chip *chip = irq_data_get_irq_data(data);
-        struct s3c_gpio_chip *s3c_chip = container_of(chip,
+        return data->irq - chip->irq_base;
-                        struct s3c_gpio_chip, chip);
-        return data->irq - s3c_chip->irq_base;
 }
 static void s5p_gpioint_ack(struct irq_data *data)
 {
+        struct s3c_gpio_chip *chip = irq_data_get_irq_data(data);
        int group, offset, pend_offset;
        unsigned int value;
-        group = s5p_gpioint_get_group(data);
+        group = chip->group;
        offset = s5p_gpioint_get_offset(data);
-        pend_offset = group << 2;
+        pend_offset = REG_OFFSET(group);
-        value = __raw_readl(S5P_GPIOREG(GPIOINT_PEND_OFFSET) + pend_offset);
+        value = __raw_readl(GPIO_BASE(chip) + PEND_OFFSET + pend_offset);
-        value |= 1 << offset;
+        value |= BIT(offset);
-        __raw_writel(value, S5P_GPIOREG(GPIOINT_PEND_OFFSET) + pend_offset);
+        __raw_writel(value, GPIO_BASE(chip) + PEND_OFFSET + pend_offset);
 }
 static void s5p_gpioint_mask(struct irq_data *data)
 {
+        struct s3c_gpio_chip *chip = irq_data_get_irq_data(data);
        int group, offset, mask_offset;
        unsigned int value;
-        group = s5p_gpioint_get_group(data);
+        group = chip->group;
        offset = s5p_gpioint_get_offset(data);
-        mask_offset = group << 2;
+        mask_offset = REG_OFFSET(group);
-        value = __raw_readl(S5P_GPIOREG(GPIOINT_MASK_OFFSET) + mask_offset);
+        value = __raw_readl(GPIO_BASE(chip) + MASK_OFFSET + mask_offset);
-        value |= 1 << offset;
+        value |= BIT(offset);
-        __raw_writel(value, S5P_GPIOREG(GPIOINT_MASK_OFFSET) + mask_offset);
+        __raw_writel(value, GPIO_BASE(chip) + MASK_OFFSET + mask_offset);
 }
 static void s5p_gpioint_unmask(struct irq_data *data)
 {
+        struct s3c_gpio_chip *chip = irq_data_get_irq_data(data);
        int group, offset, mask_offset;
        unsigned int value;
-        group = s5p_gpioint_get_group(data);
+        group = chip->group;
        offset = s5p_gpioint_get_offset(data);
-        mask_offset = group << 2;
+        mask_offset = REG_OFFSET(group);
-        value = __raw_readl(S5P_GPIOREG(GPIOINT_MASK_OFFSET) + mask_offset);
+        value = __raw_readl(GPIO_BASE(chip) + MASK_OFFSET + mask_offset);
-        value &= ~(1 << offset);
+        value &= ~BIT(offset);
-        __raw_writel(value, S5P_GPIOREG(GPIOINT_MASK_OFFSET) + mask_offset);
+        __raw_writel(value, GPIO_BASE(chip) + MASK_OFFSET + mask_offset);
 }
 static void s5p_gpioint_mask_ack(struct irq_data *data)
@@ -103,12 +100,13 @@ static void s5p_gpioint_mask_ack(struct irq_data *data)
 static int s5p_gpioint_set_type(struct irq_data *data, unsigned int type)
 {
+        struct s3c_gpio_chip *chip = irq_data_get_irq_data(data);
        int group, offset, con_offset;
        unsigned int value;
-        group = s5p_gpioint_get_group(data);
+        group = chip->group;
        offset = s5p_gpioint_get_offset(data);
-        con_offset = group << 2;
+        con_offset = REG_OFFSET(group);
        switch (type) {
        case IRQ_TYPE_EDGE_RISING:
@@ -132,15 +130,15 @@ static int s5p_gpioint_set_type(struct irq_data *data, unsigned int type)
                return -EINVAL;
        }
-        value = __raw_readl(S5P_GPIOREG(GPIOINT_CON_OFFSET) + con_offset);
+        value = __raw_readl(GPIO_BASE(chip) + CON_OFFSET + con_offset);
        value &= ~(0x7 << (offset * 0x4));
        value |= (type << (offset * 0x4));
-        __raw_writel(value, S5P_GPIOREG(GPIOINT_CON_OFFSET) + con_offset);
+        __raw_writel(value, GPIO_BASE(chip) + CON_OFFSET + con_offset);
        return 0;
 }
-struct irq_chip s5p_gpioint = {
+static struct irq_chip s5p_gpioint = {
        .name           = "s5p_gpioint",
        .irq_ack        = s5p_gpioint_ack,
        .irq_mask       = s5p_gpioint_mask,
@@ -151,30 +149,29 @@ struct irq_chip s5p_gpioint = {
 static void s5p_gpioint_handler(unsigned int irq, struct irq_desc *desc)
 {
-        int group, offset, pend_offset, mask_offset;
+        struct s5p_gpioint_bank *bank = get_irq_data(irq);
-        int real_irq;
+        int group, pend_offset, mask_offset;
        unsigned int pend, mask;
-        for (group = 0; group < S5P_GPIOINT_GROUP_MAXNR; group++) {
+        for (group = 0; group < bank->nr_groups; group++) {
-                pend_offset = group << 2;
+                struct s3c_gpio_chip *chip = bank->chips[group];
-                pend = __raw_readl(S5P_GPIOREG(GPIOINT_PEND_OFFSET) +
+                if (!chip)
-                                pend_offset);
+                        continue;
+                pend_offset = REG_OFFSET(group);
+                pend = __raw_readl(GPIO_BASE(chip) + PEND_OFFSET + pend_offset);
                if (!pend)
                        continue;
-                mask_offset = group << 2;
+                mask_offset = REG_OFFSET(group);
-                mask = __raw_readl(S5P_GPIOREG(GPIOINT_MASK_OFFSET) +
+                mask = __raw_readl(GPIO_BASE(chip) + MASK_OFFSET + mask_offset);
-                                mask_offset);
                pend &= ~mask;
-                for (offset = 0; offset < 8; offset++) {
+                while (pend) {
-                        if (pend & (1 << offset)) {
+                        int offset = fls(pend) - 1;
-                                struct s3c_gpio_chip *chip = irq_chips[group];
+                        int real_irq = chip->irq_base + offset;
-                                if (chip) {
+                        generic_handle_irq(real_irq);
-                                        real_irq = chip->irq_base + offset;
+                        pend &= ~BIT(offset);
-                                        generic_handle_irq(real_irq);
-                                }
-                        }
                }
        }
 }
@@ -182,27 +179,48 @@ static void s5p_gpioint_handler(unsigned int irq, struct irq_desc *desc)
 static __init int s5p_gpioint_add(struct s3c_gpio_chip *chip)
 {
        static int used_gpioint_groups = 0;
-        static bool handler_registered = 0;
        int irq, group = chip->group;
        int i;
+        struct s5p_gpioint_bank *bank = NULL;
        if (used_gpioint_groups >= S5P_GPIOINT_GROUP_COUNT)
                return -ENOMEM;
+        list_for_each_entry(bank, &banks, list) {
+                if (group >= bank->start &&
+                    group < bank->start + bank->nr_groups)
+                        break;
+        }
+        if (!bank)
+                return -EINVAL;
+        if (!bank->handler) {
+                bank->chips = kzalloc(sizeof(struct s3c_gpio_chip *) *
+                                      bank->nr_groups, GFP_KERNEL);
+                if (!bank->chips)
+                        return -ENOMEM;
+                set_irq_chained_handler(bank->irq, s5p_gpioint_handler);
+                set_irq_data(bank->irq, bank);
+                bank->handler = s5p_gpioint_handler;
+                printk(KERN_INFO "Registered chained gpio int handler for interrupt %d.\n",
+                       bank->irq);
+        }
+        /*
+         * chained GPIO irq has been sucessfully registered, allocate new gpio
+         * int group and assign irq nubmers
+         */
        chip->irq_base = S5P_GPIOINT_BASE +
                         used_gpioint_groups * S5P_GPIOINT_GROUP_SIZE;
        used_gpioint_groups++;
-        if (!handler_registered) {
+        bank->chips[group - bank->start] = chip;
-                set_irq_chained_handler(IRQ_GPIOINT, s5p_gpioint_handler);
-                handler_registered = 1;
-        }
-        irq_chips[group] = chip;
        for (i = 0; i < chip->chip.ngpio; i++) {
                irq = chip->irq_base + i;
                set_irq_chip(irq, &s5p_gpioint);
-                set_irq_data(irq, &chip->chip);
+                set_irq_data(irq, chip);
                set_irq_handler(irq, handle_level_irq);
                set_irq_flags(irq, IRQF_VALID);
        }
@@ -235,3 +253,19 @@ int __init s5p_register_gpio_interrupt(int pin)
        }
        return ret;
 }
+int __init s5p_register_gpioint_bank(int chain_irq, int start, int nr_groups)
+{
+        struct s5p_gpioint_bank *bank;
+        bank = kzalloc(sizeof(*bank), GFP_KERNEL);
+        if (!bank)
+                return -ENOMEM;
+        bank->start = start;
+        bank->nr_groups = nr_groups;
+        bank->irq = chain_irq;
+        list_add_tail(&bank->list, &banks);
+        return 0;
+}
diff --git a/arch/arm/plat-s5p/s5p-time.c b/arch/arm/plat-s5p/s5p-time.c
new file mode 100644
index 00000000000..8090403eec0
--- /dev/null
+++ b/arch/arm/plat-s5p/s5p-time.c
@@ -0,0 +1,448 @@
+/* linux/arch/arm/plat-s5p/s5p-time.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com/
+ *
+ * S5P - Common hr-timer support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/clockchips.h>
+#include <linux/platform_device.h>
+#include <asm/smp_twd.h>
+#include <asm/mach/time.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/sched_clock.h>
+#include <mach/map.h>
+#include <plat/devs.h>
+#include <plat/regs-timer.h>
+#include <plat/s5p-time.h>
+static struct clk *tin_event;
+static struct clk *tin_source;
+static struct clk *tdiv_event;
+static struct clk *tdiv_source;
+static struct clk *timerclk;
+static struct s5p_timer_source timer_source;
+static unsigned long clock_count_per_tick;
+static void s5p_timer_resume(void);
+static void s5p_time_stop(enum s5p_timer_mode mode)
+{
+        unsigned long tcon;
+        tcon = __raw_readl(S3C2410_TCON);
+        switch (mode) {
+        case S5P_PWM0:
+                tcon &= ~S3C2410_TCON_T0START;
+                break;
+        case S5P_PWM1:
+                tcon &= ~S3C2410_TCON_T1START;
+                break;
+        case S5P_PWM2:
+                tcon &= ~S3C2410_TCON_T2START;
+                break;
+        case S5P_PWM3:
+                tcon &= ~S3C2410_TCON_T3START;
+                break;
+        case S5P_PWM4:
+                tcon &= ~S3C2410_TCON_T4START;
+                break;
+        default:
+                printk(KERN_ERR "Invalid Timer %d\n", mode);
+                break;
+        }
+        __raw_writel(tcon, S3C2410_TCON);
+}
+static void s5p_time_setup(enum s5p_timer_mode mode, unsigned long tcnt)
+{
+        unsigned long tcon;
+        tcon = __raw_readl(S3C2410_TCON);
+        tcnt--;
+        switch (mode) {
+        case S5P_PWM0:
+                tcon &= ~(0x0f << 0);
+                tcon |= S3C2410_TCON_T0MANUALUPD;
+                break;
+        case S5P_PWM1:
+                tcon &= ~(0x0f << 8);
+                tcon |= S3C2410_TCON_T1MANUALUPD;
+                break;
+        case S5P_PWM2:
+                tcon &= ~(0x0f << 12);
+                tcon |= S3C2410_TCON_T2MANUALUPD;
+                break;
+        case S5P_PWM3:
+                tcon &= ~(0x0f << 16);
+                tcon |= S3C2410_TCON_T3MANUALUPD;
+                break;
+        case S5P_PWM4:
+                tcon &= ~(0x07 << 20);
+                tcon |= S3C2410_TCON_T4MANUALUPD;
+                break;
+        default:
+                printk(KERN_ERR "Invalid Timer %d\n", mode);
+                break;
+        }
+        __raw_writel(tcnt, S3C2410_TCNTB(mode));
+        __raw_writel(tcnt, S3C2410_TCMPB(mode));
+        __raw_writel(tcon, S3C2410_TCON);
+}
+static void s5p_time_start(enum s5p_timer_mode mode, bool periodic)
+{
+        unsigned long tcon;
+        tcon  = __raw_readl(S3C2410_TCON);
+        switch (mode) {
+        case S5P_PWM0:
+                tcon |= S3C2410_TCON_T0START;
+                tcon &= ~S3C2410_TCON_T0MANUALUPD;
+                if (periodic)
+                        tcon |= S3C2410_TCON_T0RELOAD;
+                else
+                        tcon &= ~S3C2410_TCON_T0RELOAD;
+                break;
+        case S5P_PWM1:
+                tcon |= S3C2410_TCON_T1START;
+                tcon &= ~S3C2410_TCON_T1MANUALUPD;
+                if (periodic)
+                        tcon |= S3C2410_TCON_T1RELOAD;
+                else
+                        tcon &= ~S3C2410_TCON_T1RELOAD;
+                break;
+        case S5P_PWM2:
+                tcon |= S3C2410_TCON_T2START;
+                tcon &= ~S3C2410_TCON_T2MANUALUPD;
+                if (periodic)
+                        tcon |= S3C2410_TCON_T2RELOAD;
+                else
+                        tcon &= ~S3C2410_TCON_T2RELOAD;
+                break;
+        case S5P_PWM3:
+                tcon |= S3C2410_TCON_T3START;
+                tcon &= ~S3C2410_TCON_T3MANUALUPD;
+                if (periodic)
+                        tcon |= S3C2410_TCON_T3RELOAD;
+                else
+                        tcon &= ~S3C2410_TCON_T3RELOAD;
+                break;
+        case S5P_PWM4:
+                tcon |= S3C2410_TCON_T4START;
+                tcon &= ~S3C2410_TCON_T4MANUALUPD;
+                if (periodic)
+                        tcon |= S3C2410_TCON_T4RELOAD;
+                else
+                        tcon &= ~S3C2410_TCON_T4RELOAD;
+                break;
+        default:
+                printk(KERN_ERR "Invalid Timer %d\n", mode);
+                break;
+        }
+        __raw_writel(tcon, S3C2410_TCON);
+}
+static int s5p_set_next_event(unsigned long cycles,
+                                struct clock_event_device *evt)
+{
+        s5p_time_setup(timer_source.event_id, cycles);
+        s5p_time_start(timer_source.event_id, NON_PERIODIC);
+        return 0;
+}
+static void s5p_set_mode(enum clock_event_mode mode,
+                                struct clock_event_device *evt)
+{
+        s5p_time_stop(timer_source.event_id);
+        switch (mode) {
+        case CLOCK_EVT_MODE_PERIODIC:
+                s5p_time_setup(timer_source.event_id, clock_count_per_tick);
+                s5p_time_start(timer_source.event_id, PERIODIC);
+                break;
+        case CLOCK_EVT_MODE_ONESHOT:
+                break;
+        case CLOCK_EVT_MODE_UNUSED:
+        case CLOCK_EVT_MODE_SHUTDOWN:
+                break;
+        case CLOCK_EVT_MODE_RESUME:
+                s5p_timer_resume();
+                break;
+        }
+}
+static void s5p_timer_resume(void)
+{
+        /* event timer restart */
+        s5p_time_setup(timer_source.event_id, clock_count_per_tick);
+        s5p_time_start(timer_source.event_id, PERIODIC);
+        /* source timer restart */
+        s5p_time_setup(timer_source.source_id, TCNT_MAX);
+        s5p_time_start(timer_source.source_id, PERIODIC);
+}
+void __init s5p_set_timer_source(enum s5p_timer_mode event,
+                                 enum s5p_timer_mode source)
+{
+        s3c_device_timer[event].dev.bus = &platform_bus_type;
+        s3c_device_timer[source].dev.bus = &platform_bus_type;
+        timer_source.event_id = event;
+        timer_source.source_id = source;
+}
+static struct clock_event_device time_event_device = {
+        .name           = "s5p_event_timer",
+        .features       = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
+        .rating         = 200,
+        .set_next_event = s5p_set_next_event,
+        .set_mode       = s5p_set_mode,
+};
+static irqreturn_t s5p_clock_event_isr(int irq, void *dev_id)
+{
+        struct clock_event_device *evt = dev_id;
+        evt->event_handler(evt);
+        return IRQ_HANDLED;
+}
+static struct irqaction s5p_clock_event_irq = {
+        .name           = "s5p_time_irq",
+        .flags          = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL,
+        .handler        = s5p_clock_event_isr,
+        .dev_id         = &time_event_device,
+};
+static void __init s5p_clockevent_init(void)
+{
+        unsigned long pclk;
+        unsigned long clock_rate;
+        unsigned int irq_number;
+        struct clk *tscaler;
+        pclk = clk_get_rate(timerclk);
+        tscaler = clk_get_parent(tdiv_event);
+        clk_set_rate(tscaler, pclk / 2);
+        clk_set_rate(tdiv_event, pclk / 2);
+        clk_set_parent(tin_event, tdiv_event);
+        clock_rate = clk_get_rate(tin_event);
+        clock_count_per_tick = clock_rate / HZ;
+        clockevents_calc_mult_shift(&time_event_device,
+                                    clock_rate, S5PTIMER_MIN_RANGE);
+        time_event_device.max_delta_ns =
+                clockevent_delta2ns(-1, &time_event_device);
+        time_event_device.min_delta_ns =
+                clockevent_delta2ns(1, &time_event_device);
+        time_event_device.cpumask = cpumask_of(0);
+        clockevents_register_device(&time_event_device);
+        irq_number = timer_source.event_id + IRQ_TIMER0;
+        setup_irq(irq_number, &s5p_clock_event_irq);
+}
+static cycle_t s5p_timer_read(struct clocksource *cs)
+{
+        unsigned long offset = 0;
+        switch (timer_source.source_id) {
+        case S5P_PWM0:
+        case S5P_PWM1:
+        case S5P_PWM2:
+        case S5P_PWM3:
+                offset = (timer_source.source_id * 0x0c) + 0x14;
+                break;
+        case S5P_PWM4:
+                offset = 0x40;
+                break;
+        default:
+                printk(KERN_ERR "Invalid Timer %d\n", timer_source.source_id);
+                return 0;
+        }
+        return (cycle_t) ~__raw_readl(S3C_TIMERREG(offset));
+}
+/*
+ * Override the global weak sched_clock symbol with this
+ * local implementation which uses the clocksource to get some
+ * better resolution when scheduling the kernel. We accept that
+ * this wraps around for now, since it is just a relative time
+ * stamp. (Inspired by U300 implementation.)
+ */
+static DEFINE_CLOCK_DATA(cd);
+unsigned long long notrace sched_clock(void)
+{
+        u32 cyc;
+        unsigned long offset = 0;
+        switch (timer_source.source_id) {
+        case S5P_PWM0:
+        case S5P_PWM1:
+        case S5P_PWM2:
+        case S5P_PWM3:
+                offset = (timer_source.source_id * 0x0c) + 0x14;
+                break;
+        case S5P_PWM4:
+                offset = 0x40;
+                break;
+        default:
+                printk(KERN_ERR "Invalid Timer %d\n", timer_source.source_id);
+                return 0;
+        }
+        cyc = ~__raw_readl(S3C_TIMERREG(offset));
+        return cyc_to_sched_clock(&cd, cyc, (u32)~0);
+}
+static void notrace s5p_update_sched_clock(void)
+{
+        u32 cyc;
+        unsigned long offset = 0;
+        switch (timer_source.source_id) {
+        case S5P_PWM0:
+        case S5P_PWM1:
+        case S5P_PWM2:
+        case S5P_PWM3:
+                offset = (timer_source.source_id * 0x0c) + 0x14;
+                break;
+        case S5P_PWM4:
+                offset = 0x40;
+                break;
+        default:
+                printk(KERN_ERR "Invalid Timer %d\n", timer_source.source_id);
+        }
+        cyc = ~__raw_readl(S3C_TIMERREG(offset));
+        update_sched_clock(&cd, cyc, (u32)~0);
+}
+struct clocksource time_clocksource = {
+        .name           = "s5p_clocksource_timer",
+        .rating         = 250,
+        .read           = s5p_timer_read,
+        .mask           = CLOCKSOURCE_MASK(32),
+        .flags          = CLOCK_SOURCE_IS_CONTINUOUS,
+};
+static void __init s5p_clocksource_init(void)
+{
+        unsigned long pclk;
+        unsigned long clock_rate;
+        pclk = clk_get_rate(timerclk);
+        clk_set_rate(tdiv_source, pclk / 2);
+        clk_set_parent(tin_source, tdiv_source);
+        clock_rate = clk_get_rate(tin_source);
+        init_sched_clock(&cd, s5p_update_sched_clock, 32, clock_rate);
+        s5p_time_setup(timer_source.source_id, TCNT_MAX);
+        s5p_time_start(timer_source.source_id, PERIODIC);
+        if (clocksource_register_hz(&time_clocksource, clock_rate))
+                panic("%s: can't register clocksource\n", time_clocksource.name);
+}
+static void __init s5p_timer_resources(void)
+{
+        unsigned long event_id = timer_source.event_id;
+        unsigned long source_id = timer_source.source_id;
+        timerclk = clk_get(NULL, "timers");
+        if (IS_ERR(timerclk))
+                panic("failed to get timers clock for timer");
+        clk_enable(timerclk);
+        tin_event = clk_get(&s3c_device_timer[event_id].dev, "pwm-tin");
+        if (IS_ERR(tin_event))
+                panic("failed to get pwm-tin clock for event timer");
+        tdiv_event = clk_get(&s3c_device_timer[event_id].dev, "pwm-tdiv");
+        if (IS_ERR(tdiv_event))
+                panic("failed to get pwm-tdiv clock for event timer");
+        clk_enable(tin_event);
+        tin_source = clk_get(&s3c_device_timer[source_id].dev, "pwm-tin");
+        if (IS_ERR(tin_source))
+                panic("failed to get pwm-tin clock for source timer");
+        tdiv_source = clk_get(&s3c_device_timer[source_id].dev, "pwm-tdiv");
+        if (IS_ERR(tdiv_source))
+                panic("failed to get pwm-tdiv clock for source timer");
+        clk_enable(tin_source);
+}
+static void __init s5p_timer_init(void)
+{
+        s5p_timer_resources();
+        s5p_clockevent_init();
+        s5p_clocksource_init();
+}
+struct sys_timer s5p_timer = {
+        .init           = s5p_timer_init,
+};
diff --git a/arch/arm/plat-s5p/setup-mipiphy.c b/arch/arm/plat-s5p/setup-mipiphy.c
new file mode 100644
index 00000000000..683c466c0e6
--- /dev/null
+++ b/arch/arm/plat-s5p/setup-mipiphy.c
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ *
+ * S5P - Helper functions for MIPI-CSIS and MIPI-DSIM D-PHY control
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/spinlock.h>
+#include <mach/regs-clock.h>
+static int __s5p_mipi_phy_control(struct platform_device *pdev,
+                                  bool on, u32 reset)
+{
+        static DEFINE_SPINLOCK(lock);
+        void __iomem *addr;
+        unsigned long flags;
+        int pid;
+        u32 cfg;
+        if (!pdev)
+                return -EINVAL;
+        pid = (pdev->id == -1) ? 0 : pdev->id;
+        if (pid != 0 && pid != 1)
+                return -EINVAL;
+        addr = S5P_MIPI_DPHY_CONTROL(pid);
+        spin_lock_irqsave(&lock, flags);
+        cfg = __raw_readl(addr);
+        cfg = on ? (cfg | reset) : (cfg & ~reset);
+        __raw_writel(cfg, addr);
+        if (on) {
+                cfg |= S5P_MIPI_DPHY_ENABLE;
+        } else if (!(cfg & (S5P_MIPI_DPHY_SRESETN |
+                            S5P_MIPI_DPHY_MRESETN) & ~reset)) {
+                cfg &= ~S5P_MIPI_DPHY_ENABLE;
+        }
+        __raw_writel(cfg, addr);
+        spin_unlock_irqrestore(&lock, flags);
+        return 0;
+}
+int s5p_csis_phy_enable(struct platform_device *pdev, bool on)
+{
+        return __s5p_mipi_phy_control(pdev, on, S5P_MIPI_DPHY_SRESETN);
+}
+int s5p_dsim_phy_enable(struct platform_device *pdev, bool on)
+{
+        return __s5p_mipi_phy_control(pdev, on, S5P_MIPI_DPHY_MRESETN);
+}
diff --git a/arch/arm/plat-s5p/sysmmu.c b/arch/arm/plat-s5p/sysmmu.c
index ffe8a48bc3c..54f5eddc921 100644
--- a/arch/arm/plat-s5p/sysmmu.c
+++ b/arch/arm/plat-s5p/sysmmu.c
@@ -12,280 +12,266 @@
 #include <linux/interrupt.h>
 #include <linux/platform_device.h>
+#include <asm/pgtable.h>
 #include <mach/map.h>
 #include <mach/regs-sysmmu.h>
-#include <mach/sysmmu.h>
+#include <plat/sysmmu.h>
+#define CTRL_ENABLE     0x5
+#define CTRL_BLOCK      0x7
+#define CTRL_DISABLE    0x0
+static struct device *dev;
+static unsigned short fault_reg_offset[SYSMMU_FAULTS_NUM] = {
+        S5P_PAGE_FAULT_ADDR,
+        S5P_AR_FAULT_ADDR,
+        S5P_AW_FAULT_ADDR,
+        S5P_DEFAULT_SLAVE_ADDR,
+        S5P_AR_FAULT_ADDR,
+        S5P_AR_FAULT_ADDR,
+        S5P_AW_FAULT_ADDR,
+        S5P_AW_FAULT_ADDR
+};
+static char *sysmmu_fault_name[SYSMMU_FAULTS_NUM] = {
+        "PAGE FAULT",
+        "AR MULTI-HIT FAULT",
+        "AW MULTI-HIT FAULT",
+        "BUS ERROR",
+        "AR SECURITY PROTECTION FAULT",
+        "AR ACCESS PROTECTION FAULT",
+        "AW SECURITY PROTECTION FAULT",
+        "AW ACCESS PROTECTION FAULT"
+};
-struct sysmmu_controller s5p_sysmmu_cntlrs[S5P_SYSMMU_TOTAL_IPNUM];
+static int (*fault_handlers[S5P_SYSMMU_TOTAL_IPNUM])(
+                enum S5P_SYSMMU_INTERRUPT_TYPE itype,
+                unsigned long pgtable_base,
+                unsigned long fault_addr);
-void s5p_sysmmu_register(struct sysmmu_controller *sysmmuconp)
+/*
+ * If adjacent 2 bits are true, the system MMU is enabled.
+ * The system MMU is disabled, otherwise.
+ */
+static unsigned long sysmmu_states;
+static inline void set_sysmmu_active(sysmmu_ips ips)
 {
-        unsigned int reg_mmu_ctrl;
+        sysmmu_states |= 3 << (ips * 2);
-        unsigned int reg_mmu_status;
-        unsigned int reg_pt_base_addr;
-        unsigned int reg_int_status;
-        unsigned int reg_page_ft_addr;
-        reg_int_status = __raw_readl(sysmmuconp->regs + S5P_INT_STATUS);
-        reg_mmu_ctrl = __raw_readl(sysmmuconp->regs + S5P_MMU_CTRL);
-        reg_mmu_status = __raw_readl(sysmmuconp->regs + S5P_MMU_STATUS);
-        reg_pt_base_addr = __raw_readl(sysmmuconp->regs + S5P_PT_BASE_ADDR);
-        reg_page_ft_addr = __raw_readl(sysmmuconp->regs + S5P_PAGE_FAULT_ADDR);
-        printk(KERN_INFO "%s: ips:%s\n", __func__, sysmmuconp->name);
-        printk(KERN_INFO "%s: MMU_CTRL:0x%X, ", __func__, reg_mmu_ctrl);
-        printk(KERN_INFO "MMU_STATUS:0x%X, PT_BASE_ADDR:0x%X\n", reg_mmu_status, reg_pt_base_addr);
-        printk(KERN_INFO "%s: INT_STATUS:0x%X, PAGE_FAULT_ADDR:0x%X\n", __func__, reg_int_status, reg_page_ft_addr);
-        switch (reg_int_status & 0xFF) {
-        case 0x1:
-                printk(KERN_INFO "%s: Page fault\n", __func__);
-                printk(KERN_INFO "%s: Virtual address causing last page fault or bus error : 0x%x\n", __func__ , reg_page_ft_addr);
-                break;
-        case 0x2:
-                printk(KERN_INFO "%s: AR multi-hit fault\n", __func__);
-                break;
-        case 0x4:
-                printk(KERN_INFO "%s: AW multi-hit fault\n", __func__);
-                break;
-        case 0x8:
-                printk(KERN_INFO "%s: Bus error\n", __func__);
-                break;
-        case 0x10:
-                printk(KERN_INFO "%s: AR Security protection fault\n", __func__);
-                break;
-        case 0x20:
-                printk(KERN_INFO "%s: AR Access protection fault\n", __func__);
-                break;
-        case 0x40:
-                printk(KERN_INFO "%s: AW Security protection fault\n", __func__);
-                break;
-        case 0x80:
-                printk(KERN_INFO "%s: AW Access protection fault\n", __func__);
-                break;
-        }
 }
-static irqreturn_t s5p_sysmmu_irq(int irq, void *dev_id)
+static inline void set_sysmmu_inactive(sysmmu_ips ips)
 {
-        unsigned int i;
+        sysmmu_states &= ~(3 << (ips * 2));
-        unsigned int reg_int_status;
-        struct sysmmu_controller *sysmmuconp;
-        for (i = 0; i < S5P_SYSMMU_TOTAL_IPNUM; i++) {
-                sysmmuconp = &s5p_sysmmu_cntlrs[i];
-                if (sysmmuconp->enable == true) {
-                        reg_int_status = __raw_readl(sysmmuconp->regs + S5P_INT_STATUS);
-                        if (reg_int_status & 0xFF)
-                                s5p_sysmmu_register(sysmmuconp);
-                }
-        }
-        return IRQ_HANDLED;
 }
-int s5p_sysmmu_set_tablebase_pgd(sysmmu_ips ips, unsigned long pgd)
+static inline int is_sysmmu_active(sysmmu_ips ips)
 {
-        struct sysmmu_controller *sysmmuconp = NULL;
+        return sysmmu_states & (3 << (ips * 2));
+}
-        sysmmuconp = &s5p_sysmmu_cntlrs[ips];
-        if (sysmmuconp == NULL) {
-                printk(KERN_ERR "failed to get ip's sysmmu info\n");
-                return 1;
-        }
-        /* Set sysmmu page table base address */
-        __raw_writel(pgd, sysmmuconp->regs + S5P_PT_BASE_ADDR);
-        if (s5p_sysmmu_tlb_invalidate(ips) != 0)
+static void __iomem *sysmmusfrs[S5P_SYSMMU_TOTAL_IPNUM];
-                printk(KERN_ERR "failed s5p_sysmmu_tlb_invalidate\n");
-        return 0;
+static inline void sysmmu_block(sysmmu_ips ips)
+{
+        __raw_writel(CTRL_BLOCK, sysmmusfrs[ips] + S5P_MMU_CTRL);
+        dev_dbg(dev, "%s is blocked.\n", sysmmu_ips_name[ips]);
 }
-static int s5p_sysmmu_set_tablebase(sysmmu_ips ips)
+static inline void sysmmu_unblock(sysmmu_ips ips)
 {
-        unsigned int pg;
+        __raw_writel(CTRL_ENABLE, sysmmusfrs[ips] + S5P_MMU_CTRL);
-        struct sysmmu_controller *sysmmuconp;
+        dev_dbg(dev, "%s is unblocked.\n", sysmmu_ips_name[ips]);
+}
-        sysmmuconp = &s5p_sysmmu_cntlrs[ips];
+static inline void __sysmmu_tlb_invalidate(sysmmu_ips ips)
+{
+        __raw_writel(0x1, sysmmusfrs[ips] + S5P_MMU_FLUSH);
+        dev_dbg(dev, "TLB of %s is invalidated.\n", sysmmu_ips_name[ips]);
+}
-        if (sysmmuconp == NULL) {
+static inline void __sysmmu_set_ptbase(sysmmu_ips ips, unsigned long pgd)
-                printk(KERN_ERR "failed to get ip's sysmmu info\n");
+{
-                return 1;
+        if (unlikely(pgd == 0)) {
+                pgd = (unsigned long)ZERO_PAGE(0);
+                __raw_writel(0x20, sysmmusfrs[ips] + S5P_MMU_CFG); /* 4KB LV1 */
+        } else {
+                __raw_writel(0x0, sysmmusfrs[ips] + S5P_MMU_CFG); /* 16KB LV1 */
        }
-        __asm__("mrc    p15, 0, %0, c2, c0, 0"  \
+        __raw_writel(pgd, sysmmusfrs[ips] + S5P_PT_BASE_ADDR);
-                : "=r" (pg) : : "cc");          \
-                pg &= ~0x3fff;
-        printk(KERN_INFO "%s: CP15 TTBR0 : 0x%x\n", __func__, pg);
+        dev_dbg(dev, "Page table base of %s is initialized with 0x%08lX.\n",
+                                                sysmmu_ips_name[ips], pgd);
-        /* Set sysmmu page table base address */
+        __sysmmu_tlb_invalidate(ips);
-        __raw_writel(pg, sysmmuconp->regs + S5P_PT_BASE_ADDR);
+}
-        return 0;
+void sysmmu_set_fault_handler(sysmmu_ips ips,
+                        int (*handler)(enum S5P_SYSMMU_INTERRUPT_TYPE itype,
+                                        unsigned long pgtable_base,
+                                        unsigned long fault_addr))
+{
+        BUG_ON(!((ips >= SYSMMU_MDMA) && (ips < S5P_SYSMMU_TOTAL_IPNUM)));
+        fault_handlers[ips] = handler;
 }
-int s5p_sysmmu_enable(sysmmu_ips ips)
+static irqreturn_t s5p_sysmmu_irq(int irq, void *dev_id)
 {
-        unsigned int reg;
+        /* SYSMMU is in blocked when interrupt occurred. */
+        unsigned long base = 0;
+        sysmmu_ips ips = (sysmmu_ips)dev_id;
+        enum S5P_SYSMMU_INTERRUPT_TYPE itype;
-        struct sysmmu_controller *sysmmuconp;
+        itype = (enum S5P_SYSMMU_INTERRUPT_TYPE)
+                __ffs(__raw_readl(sysmmusfrs[ips] + S5P_INT_STATUS));
-        sysmmuconp = &s5p_sysmmu_cntlrs[ips];
+        BUG_ON(!((itype >= 0) && (itype < 8)));
-        if (sysmmuconp == NULL) {
+        dev_alert(dev, "%s occurred by %s.\n", sysmmu_fault_name[itype],
-                printk(KERN_ERR "failed to get ip's sysmmu info\n");
+                                                        sysmmu_ips_name[ips]);
-                return 1;
-        }
-        s5p_sysmmu_set_tablebase(ips);
+        if (fault_handlers[ips]) {
+                unsigned long addr;
-        /* replacement policy : LRU */
+                base = __raw_readl(sysmmusfrs[ips] + S5P_PT_BASE_ADDR);
-        reg = __raw_readl(sysmmuconp->regs + S5P_MMU_CFG);
+                addr = __raw_readl(sysmmusfrs[ips] + fault_reg_offset[itype]);
-        reg |= 0x1;
-        __raw_writel(reg, sysmmuconp->regs + S5P_MMU_CFG);
-        /* Enable interrupt, Enable MMU */
+                if (fault_handlers[ips](itype, base, addr)) {
-        reg = __raw_readl(sysmmuconp->regs + S5P_MMU_CTRL);
+                        __raw_writel(1 << itype,
-        reg |= (0x1 << 2) | (0x1 << 0);
+                                        sysmmusfrs[ips] + S5P_INT_CLEAR);
+                        dev_notice(dev, "%s from %s is resolved."
+                                        " Retrying translation.\n",
+                                sysmmu_fault_name[itype], sysmmu_ips_name[ips]);
+                } else {
+                        base = 0;
+                }
+        }
-        __raw_writel(reg, sysmmuconp->regs + S5P_MMU_CTRL);
+        sysmmu_unblock(ips);
-        sysmmuconp->enable = true;
+        if (!base)
+                dev_notice(dev, "%s from %s is not handled.\n",
+                        sysmmu_fault_name[itype], sysmmu_ips_name[ips]);
-        return 0;
+        return IRQ_HANDLED;
 }
-int s5p_sysmmu_disable(sysmmu_ips ips)
+void s5p_sysmmu_set_tablebase_pgd(sysmmu_ips ips, unsigned long pgd)
 {
-        unsigned int reg;
+        if (is_sysmmu_active(ips)) {
+                sysmmu_block(ips);
-        struct sysmmu_controller *sysmmuconp = NULL;
+                __sysmmu_set_ptbase(ips, pgd);
+                sysmmu_unblock(ips);
-        if (ips > S5P_SYSMMU_TOTAL_IPNUM)
+        } else {
-                printk(KERN_ERR "failed to get ips parameter\n");
+                dev_dbg(dev, "%s is disabled. "
+                        "Skipping initializing page table base.\n",
-        sysmmuconp = &s5p_sysmmu_cntlrs[ips];
+                                                sysmmu_ips_name[ips]);
-        if (sysmmuconp == NULL) {
-                printk(KERN_ERR "failed to get ip's sysmmu info\n");
-                return 1;
        }
+}
-        reg = __raw_readl(sysmmuconp->regs + S5P_MMU_CFG);
+void s5p_sysmmu_enable(sysmmu_ips ips, unsigned long pgd)
+{
-        /* replacement policy : LRU */
+        if (!is_sysmmu_active(ips)) {
-        reg |= 0x1;
+                sysmmu_clk_enable(ips);
-        __raw_writel(reg, sysmmuconp->regs + S5P_MMU_CFG);
-        reg = __raw_readl(sysmmuconp->regs + S5P_MMU_CTRL);
-        /* Disable MMU */
+                __sysmmu_set_ptbase(ips, pgd);
-        reg &= ~0x1;
-        __raw_writel(reg, sysmmuconp->regs + S5P_MMU_CTRL);
-        sysmmuconp->enable = false;
+                __raw_writel(CTRL_ENABLE, sysmmusfrs[ips] + S5P_MMU_CTRL);
-        return 0;
+                set_sysmmu_active(ips);
+                dev_dbg(dev, "%s is enabled.\n", sysmmu_ips_name[ips]);
+        } else {
+                dev_dbg(dev, "%s is already enabled.\n", sysmmu_ips_name[ips]);
+        }
 }
-int s5p_sysmmu_tlb_invalidate(sysmmu_ips ips)
+void s5p_sysmmu_disable(sysmmu_ips ips)
 {
-        unsigned int reg;
+        if (is_sysmmu_active(ips)) {
-        struct sysmmu_controller *sysmmuconp = NULL;
+                __raw_writel(CTRL_DISABLE, sysmmusfrs[ips] + S5P_MMU_CTRL);
+                set_sysmmu_inactive(ips);
-        sysmmuconp = &s5p_sysmmu_cntlrs[ips];
+                sysmmu_clk_disable(ips);
+                dev_dbg(dev, "%s is disabled.\n", sysmmu_ips_name[ips]);
-        if (sysmmuconp == NULL) {
+        } else {
-                printk(KERN_ERR "failed to get ip's sysmmu info\n");
+                dev_dbg(dev, "%s is already disabled.\n", sysmmu_ips_name[ips]);
-                return 1;
        }
+}
-        /* set Block MMU for flush TLB */
+void s5p_sysmmu_tlb_invalidate(sysmmu_ips ips)
-        reg = __raw_readl(sysmmuconp->regs + S5P_MMU_CTRL);
+{
-        reg |= 0x1 << 1;
+        if (is_sysmmu_active(ips)) {
-        __raw_writel(reg, sysmmuconp->regs + S5P_MMU_CTRL);
+                sysmmu_block(ips);
+                __sysmmu_tlb_invalidate(ips);
-        /* flush all TLB entry */
+                sysmmu_unblock(ips);
-        __raw_writel(0x1, sysmmuconp->regs + S5P_MMU_FLUSH);
+        } else {
+                dev_dbg(dev, "%s is disabled. "
-        /* set Un-block MMU after flush TLB */
+                        "Skipping invalidating TLB.\n", sysmmu_ips_name[ips]);
-        reg = __raw_readl(sysmmuconp->regs + S5P_MMU_CTRL);
+        }
-        reg &= ~(0x1 << 1);
-        __raw_writel(reg, sysmmuconp->regs + S5P_MMU_CTRL);
-        return 0;
 }
 static int s5p_sysmmu_probe(struct platform_device *pdev)
 {
-        int i;
+        int i, ret;
-        int ret;
+        struct resource *res, *mem;
-        struct resource *res;
-        struct sysmmu_controller *sysmmuconp;
+        dev = &pdev->dev;
-        sysmmu_ips ips;
        for (i = 0; i < S5P_SYSMMU_TOTAL_IPNUM; i++) {
-                sysmmuconp = &s5p_sysmmu_cntlrs[i];
+                int irq;
-                if (sysmmuconp == NULL) {
-                        printk(KERN_ERR "failed to get ip's sysmmu info\n");
-                        ret = -ENOENT;
-                        goto err_res;
-                }
-                sysmmuconp->name = sysmmu_ips_name[i];
+                sysmmu_clk_init(dev, i);
+                sysmmu_clk_disable(i);
                res = platform_get_resource(pdev, IORESOURCE_MEM, i);
                if (!res) {
-                        printk(KERN_ERR "failed to get sysmmu resource\n");
+                        dev_err(dev, "Failed to get the resource of %s.\n",
+                                                        sysmmu_ips_name[i]);
                        ret = -ENODEV;
                        goto err_res;
                }
-                sysmmuconp->mem = request_mem_region(res->start,
+                mem = request_mem_region(res->start,
                                ((res->end) - (res->start)) + 1, pdev->name);
-                if (!sysmmuconp->mem) {
+                if (!mem) {
-                        pr_err("failed to request sysmmu memory region\n");
+                        dev_err(dev, "Failed to request the memory region of %s.\n",
+                                                        sysmmu_ips_name[i]);
                        ret = -EBUSY;
                        goto err_res;
                }
-                sysmmuconp->regs = ioremap(res->start, res->end - res->start + 1);
+                sysmmusfrs[i] = ioremap(res->start, res->end - res->start + 1);
-                if (!sysmmuconp->regs) {
+                if (!sysmmusfrs[i]) {
-                        pr_err("failed to sysmmu ioremap\n");
+                        dev_err(dev, "Failed to ioremap() for %s.\n",
+                                                        sysmmu_ips_name[i]);
                        ret = -ENXIO;
                        goto err_reg;
                }
-                sysmmuconp->irq = platform_get_irq(pdev, i);
+                irq = platform_get_irq(pdev, i);
-                if (sysmmuconp->irq <= 0) {
+                if (irq <= 0) {
-                        pr_err("failed to get sysmmu irq resource\n");
+                        dev_err(dev, "Failed to get the IRQ resource of %s.\n",
+                                                        sysmmu_ips_name[i]);
                        ret = -ENOENT;
                        goto err_map;
                }
-                ret = request_irq(sysmmuconp->irq, s5p_sysmmu_irq, IRQF_DISABLED, pdev->name, sysmmuconp);
+                if (request_irq(irq, s5p_sysmmu_irq, IRQF_DISABLED,
-                if (ret) {
+                                                pdev->name, (void *)i)) {
-                        pr_err("failed to request irq\n");
+                        dev_err(dev, "Failed to request IRQ for %s.\n",
+                                                        sysmmu_ips_name[i]);
                        ret = -ENOENT;
                        goto err_map;
                }
-                ips = (sysmmu_ips)i;
-                sysmmuconp->ips = ips;
        }
        return 0;
-err_reg:
-        release_mem_region((resource_size_t)sysmmuconp->mem, (resource_size_t)((res->end) - (res->start) + 1));
 err_map:
-        iounmap(sysmmuconp->regs);
+        iounmap(sysmmusfrs[i]);
+err_reg:
+        release_mem_region(mem->start, resource_size(mem));
 err_res:
        return ret;
 }
diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
index 32be05cf82a..be72100b81b 100644
--- a/arch/arm/plat-samsung/Kconfig
+++ b/arch/arm/plat-samsung/Kconfig
@@ -273,6 +273,19 @@ config SAMSUNG_DEV_KEYPAD
        help
          Compile in platform device definitions for keypad
+config SAMSUNG_DEV_PWM
+        bool
+        default y if ARCH_S3C2410
+        help
+          Compile in platform device definition for PWM Timer
+config S3C24XX_PWM
+        bool "PWM device support"
+        select HAVE_PWM
+        help
+          Support for exporting the PWM timer blocks via the pwm device
+          system
 # DMA
 config S3C_DMA
diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile
index 29932f88a8d..e9de58a2e29 100644
--- a/arch/arm/plat-samsung/Makefile
+++ b/arch/arm/plat-samsung/Makefile
@@ -59,6 +59,7 @@ obj-$(CONFIG_SAMSUNG_DEV_ADC)	+= dev-adc.o
 obj-$(CONFIG_SAMSUNG_DEV_IDE)   += dev-ide.o
 obj-$(CONFIG_SAMSUNG_DEV_TS)    += dev-ts.o
 obj-$(CONFIG_SAMSUNG_DEV_KEYPAD)        += dev-keypad.o
+obj-$(CONFIG_SAMSUNG_DEV_PWM)   += dev-pwm.o
 # DMA support
diff --git a/arch/arm/plat-samsung/dev-pwm.c b/arch/arm/plat-samsung/dev-pwm.c
new file mode 100644
index 00000000000..dab47b0e190
--- /dev/null
+++ b/arch/arm/plat-samsung/dev-pwm.c
@@ -0,0 +1,53 @@
+/* linux/arch/arm/plat-samsung/dev-pwm.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * Copyright (c) 2007 Ben Dooks
+ * Copyright (c) 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>, <ben-linux@fluff.org>
+ *
+ * S3C series device definition for the PWM timer
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <mach/irqs.h>
+#include <plat/devs.h>
+#define TIMER_RESOURCE_SIZE (1)
+#define TIMER_RESOURCE(_tmr, _irq)                      \
+        (struct resource [TIMER_RESOURCE_SIZE]) {       \
+                [0] = {                                 \
+                        .start  = _irq,                 \
+                        .end    = _irq,                 \
+                        .flags  = IORESOURCE_IRQ        \
+                }                                       \
+        }
+#define DEFINE_S3C_TIMER(_tmr_no, _irq)                 \
+        .name           = "s3c24xx-pwm",                \
+        .id             = _tmr_no,                      \
+        .num_resources  = TIMER_RESOURCE_SIZE,          \
+        .resource       = TIMER_RESOURCE(_tmr_no, _irq),        \
+/*
+ * since we already have an static mapping for the timer,
+ * we do not bother setting any IO resource for the base.
+ */
+struct platform_device s3c_device_timer[] = {
+        [0] = { DEFINE_S3C_TIMER(0, IRQ_TIMER0) },
+        [1] = { DEFINE_S3C_TIMER(1, IRQ_TIMER1) },
+        [2] = { DEFINE_S3C_TIMER(2, IRQ_TIMER2) },
+        [3] = { DEFINE_S3C_TIMER(3, IRQ_TIMER3) },
+        [4] = { DEFINE_S3C_TIMER(4, IRQ_TIMER4) },
+};
+EXPORT_SYMBOL(s3c_device_timer);
diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h
index 9addb3dfb4b..cedfff51c82 100644
--- a/arch/arm/plat-samsung/include/plat/cpu.h
+++ b/arch/arm/plat-samsung/include/plat/cpu.h
@@ -82,6 +82,7 @@ extern struct sysdev_class s3c64xx_sysclass;
 extern struct sysdev_class s5p64x0_sysclass;
 extern struct sysdev_class s5p6442_sysclass;
 extern struct sysdev_class s5pv210_sysclass;
+extern struct sysdev_class exynos4_sysclass;
 extern void (*s5pc1xx_idle)(void);
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index b4d208b4295..f0da6b70fba 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -1,5 +1,8 @@
 /* arch/arm/plat-samsung/include/plat/devs.h
 *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
 * Copyright (c) 2004 Simtec Electronics
 * Ben Dooks <ben@simtec.co.uk>
 *
@@ -96,15 +99,16 @@ extern struct platform_device s5pv210_device_iis1;
 extern struct platform_device s5pv210_device_iis2;
 extern struct platform_device s5pv210_device_spdif;
-extern struct platform_device s5pv310_device_ac97;
+extern struct platform_device exynos4_device_ac97;
-extern struct platform_device s5pv310_device_pcm0;
+extern struct platform_device exynos4_device_pcm0;
-extern struct platform_device s5pv310_device_pcm1;
+extern struct platform_device exynos4_device_pcm1;
-extern struct platform_device s5pv310_device_pcm2;
+extern struct platform_device exynos4_device_pcm2;
-extern struct platform_device s5pv310_device_i2s0;
+extern struct platform_device exynos4_device_i2s0;
-extern struct platform_device s5pv310_device_i2s1;
+extern struct platform_device exynos4_device_i2s1;
-extern struct platform_device s5pv310_device_i2s2;
+extern struct platform_device exynos4_device_i2s2;
-extern struct platform_device s5pv310_device_spdif;
+extern struct platform_device exynos4_device_spdif;
-extern struct platform_device s5pv310_device_pd[];
+extern struct platform_device exynos4_device_pd[];
+extern struct platform_device exynos4_device_ahci;
 extern struct platform_device s5p6442_device_pcm0;
 extern struct platform_device s5p6442_device_pcm1;
@@ -133,11 +137,12 @@ extern struct platform_device samsung_device_keypad;
 extern struct platform_device s5p_device_fimc0;
 extern struct platform_device s5p_device_fimc1;
 extern struct platform_device s5p_device_fimc2;
+extern struct platform_device s5p_device_fimc3;
 extern struct platform_device s5p_device_mipi_csis0;
 extern struct platform_device s5p_device_mipi_csis1;
-extern struct platform_device s5pv310_device_sysmmu;
+extern struct platform_device exynos4_device_sysmmu;
 /* s3c2440 specific devices */
diff --git a/arch/arm/plat-samsung/include/plat/fimc-core.h b/arch/arm/plat-samsung/include/plat/fimc-core.h
index 81a3bfeecca..945a99d5956 100644
--- a/arch/arm/plat-samsung/include/plat/fimc-core.h
+++ b/arch/arm/plat-samsung/include/plat/fimc-core.h
@@ -38,6 +38,11 @@ static inline void s3c_fimc_setname(int id, char *name)
                s5p_device_fimc2.name = name;
                break;
 #endif
+#ifdef CONFIG_S5P_DEV_FIMC3
+        case 3:
+                s5p_device_fimc3.name = name;
+                break;
+#endif
        }
 }
diff --git a/arch/arm/plat-samsung/include/plat/gpio-cfg.h b/arch/arm/plat-samsung/include/plat/gpio-cfg.h
index e4b5cf126fa..5e04fa6eda7 100644
--- a/arch/arm/plat-samsung/include/plat/gpio-cfg.h
+++ b/arch/arm/plat-samsung/include/plat/gpio-cfg.h
@@ -225,4 +225,20 @@ extern int s5p_gpio_set_drvstr(unsigned int pin, s5p_gpio_drvstr_t drvstr);
 */
 extern int s5p_register_gpio_interrupt(int pin);
+/** s5p_register_gpioint_bank() - add gpio bank for further gpio interrupt
+ * registration (see s5p_register_gpio_interrupt function)
+ * @chain_irq: chained irq number for the gpio int handler for this bank
+ * @start: start gpio group number of this bank
+ * @nr_groups: number of gpio groups handled by this bank
+ *
+ * This functions registers initial information about gpio banks that
+ * can be later used by the s5p_register_gpio_interrupt() function to
+ * enable support for gpio interrupt for particular gpio group.
+ */
+#ifdef CONFIG_S5P_GPIO_INT
+extern int s5p_register_gpioint_bank(int chain_irq, int start, int nr_groups);
+#else
+#define s5p_register_gpioint_bank(chain_irq, start, nr_groups) do { } while (0)
+#endif
 #endif /* __PLAT_GPIO_CFG_H */
diff --git a/arch/arm/plat-samsung/include/plat/pd.h b/arch/arm/plat-samsung/include/plat/pd.h
index 5f0ad85783d..abb4bc32716 100644
--- a/arch/arm/plat-samsung/include/plat/pd.h
+++ b/arch/arm/plat-samsung/include/plat/pd.h
@@ -1,6 +1,6 @@
 /* linux/arch/arm/plat-samsung/include/plat/pd.h
 *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
 *              http://www.samsung.com
 *
 * This program is free software; you can redistribute it and/or modify
@@ -17,7 +17,7 @@ struct samsung_pd_info {
        void __iomem *base;
 };
-enum s5pv310_pd_block {
+enum exynos4_pd_block {
        PD_MFC,
        PD_G3D,
        PD_LCD0,
diff --git a/arch/arm/plat-samsung/include/plat/sdhci.h b/arch/arm/plat-samsung/include/plat/sdhci.h
index 5a41a0b69ee..b0bdf16549d 100644
--- a/arch/arm/plat-samsung/include/plat/sdhci.h
+++ b/arch/arm/plat-samsung/include/plat/sdhci.h
@@ -1,4 +1,7 @@
-/* linux/arch/arm/plat-s3c/include/plat/sdhci.h
+/* linux/arch/arm/plat-samsung/include/plat/sdhci.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
 *
 * Copyright 2008 Openmoko, Inc.
 * Copyright 2008 Simtec Electronics
@@ -119,10 +122,10 @@ extern void s5pv210_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
 extern void s5pv210_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
 extern void s5pv210_setup_sdhci2_cfg_gpio(struct platform_device *, int w);
 extern void s5pv210_setup_sdhci3_cfg_gpio(struct platform_device *, int w);
-extern void s5pv310_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
+extern void exynos4_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
-extern void s5pv310_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
+extern void exynos4_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
-extern void s5pv310_setup_sdhci2_cfg_gpio(struct platform_device *, int w);
+extern void exynos4_setup_sdhci2_cfg_gpio(struct platform_device *, int w);
-extern void s5pv310_setup_sdhci3_cfg_gpio(struct platform_device *, int w);
+extern void exynos4_setup_sdhci3_cfg_gpio(struct platform_device *, int w);
 /* S3C2416 SDHCI setup */
@@ -334,57 +337,57 @@ static inline void s5pv210_default_sdhci3(void) { }
 #endif /* CONFIG_S5PV210_SETUP_SDHCI */
-/* S5PV310 SDHCI setup */
+/* EXYNOS4 SDHCI setup */
-#ifdef CONFIG_S5PV310_SETUP_SDHCI
+#ifdef CONFIG_EXYNOS4_SETUP_SDHCI
-extern char *s5pv310_hsmmc_clksrcs[4];
+extern char *exynos4_hsmmc_clksrcs[4];
-extern void s5pv310_setup_sdhci_cfg_card(struct platform_device *dev,
+extern void exynos4_setup_sdhci_cfg_card(struct platform_device *dev,
                                           void __iomem *r,
                                           struct mmc_ios *ios,
                                           struct mmc_card *card);
-static inline void s5pv310_default_sdhci0(void)
+static inline void exynos4_default_sdhci0(void)
 {
 #ifdef CONFIG_S3C_DEV_HSMMC
-        s3c_hsmmc0_def_platdata.clocks = s5pv310_hsmmc_clksrcs;
+        s3c_hsmmc0_def_platdata.clocks = exynos4_hsmmc_clksrcs;
-        s3c_hsmmc0_def_platdata.cfg_gpio = s5pv310_setup_sdhci0_cfg_gpio;
+        s3c_hsmmc0_def_platdata.cfg_gpio = exynos4_setup_sdhci0_cfg_gpio;
-        s3c_hsmmc0_def_platdata.cfg_card = s5pv310_setup_sdhci_cfg_card;
+        s3c_hsmmc0_def_platdata.cfg_card = exynos4_setup_sdhci_cfg_card;
 #endif
 }
-static inline void s5pv310_default_sdhci1(void)
+static inline void exynos4_default_sdhci1(void)
 {
 #ifdef CONFIG_S3C_DEV_HSMMC1
-        s3c_hsmmc1_def_platdata.clocks = s5pv310_hsmmc_clksrcs;
+        s3c_hsmmc1_def_platdata.clocks = exynos4_hsmmc_clksrcs;
-        s3c_hsmmc1_def_platdata.cfg_gpio = s5pv310_setup_sdhci1_cfg_gpio;
+        s3c_hsmmc1_def_platdata.cfg_gpio = exynos4_setup_sdhci1_cfg_gpio;
-        s3c_hsmmc1_def_platdata.cfg_card = s5pv310_setup_sdhci_cfg_card;
+        s3c_hsmmc1_def_platdata.cfg_card = exynos4_setup_sdhci_cfg_card;
 #endif
 }
-static inline void s5pv310_default_sdhci2(void)
+static inline void exynos4_default_sdhci2(void)
 {
 #ifdef CONFIG_S3C_DEV_HSMMC2
-        s3c_hsmmc2_def_platdata.clocks = s5pv310_hsmmc_clksrcs;
+        s3c_hsmmc2_def_platdata.clocks = exynos4_hsmmc_clksrcs;
-        s3c_hsmmc2_def_platdata.cfg_gpio = s5pv310_setup_sdhci2_cfg_gpio;
+        s3c_hsmmc2_def_platdata.cfg_gpio = exynos4_setup_sdhci2_cfg_gpio;
-        s3c_hsmmc2_def_platdata.cfg_card = s5pv310_setup_sdhci_cfg_card;
+        s3c_hsmmc2_def_platdata.cfg_card = exynos4_setup_sdhci_cfg_card;
 #endif
 }
-static inline void s5pv310_default_sdhci3(void)
+static inline void exynos4_default_sdhci3(void)
 {
 #ifdef CONFIG_S3C_DEV_HSMMC3
-        s3c_hsmmc3_def_platdata.clocks = s5pv310_hsmmc_clksrcs;
+        s3c_hsmmc3_def_platdata.clocks = exynos4_hsmmc_clksrcs;
-        s3c_hsmmc3_def_platdata.cfg_gpio = s5pv310_setup_sdhci3_cfg_gpio;
+        s3c_hsmmc3_def_platdata.cfg_gpio = exynos4_setup_sdhci3_cfg_gpio;
-        s3c_hsmmc3_def_platdata.cfg_card = s5pv310_setup_sdhci_cfg_card;
+        s3c_hsmmc3_def_platdata.cfg_card = exynos4_setup_sdhci_cfg_card;
 #endif
 }
 #else
-static inline void s5pv310_default_sdhci0(void) { }
+static inline void exynos4_default_sdhci0(void) { }
-static inline void s5pv310_default_sdhci1(void) { }
+static inline void exynos4_default_sdhci1(void) { }
-static inline void s5pv310_default_sdhci2(void) { }
+static inline void exynos4_default_sdhci2(void) { }
-static inline void s5pv310_default_sdhci3(void) { }
+static inline void exynos4_default_sdhci3(void) { }
-#endif /* CONFIG_S5PV310_SETUP_SDHCI */
+#endif /* CONFIG_EXYNOS4_SETUP_SDHCI */
 #endif /* __PLAT_S3C_SDHCI_H */
diff --git a/arch/arm/plat-samsung/pwm.c b/arch/arm/plat-samsung/pwm.c
index 2eeb49fa056..f37457c5206 100644
--- a/arch/arm/plat-samsung/pwm.c
+++ b/arch/arm/plat-samsung/pwm.c
@@ -20,10 +20,8 @@
 #include <linux/io.h>
 #include <linux/pwm.h>
-#include <mach/irqs.h>
 #include <mach/map.h>
-#include <plat/devs.h>
 #include <plat/regs-timer.h>
 struct pwm_device {
@@ -47,37 +45,6 @@ struct pwm_device {
 static struct clk *clk_scaler[2];
-/* Standard setup for a timer block. */
-#define TIMER_RESOURCE_SIZE (1)
-#define TIMER_RESOURCE(_tmr, _irq)                      \
-        (struct resource [TIMER_RESOURCE_SIZE]) {       \
-                [0] = {                                 \
-                        .start  = _irq,                 \
-                        .end    = _irq,                 \
-                        .flags  = IORESOURCE_IRQ        \
-                }                                       \
-        }
-#define DEFINE_S3C_TIMER(_tmr_no, _irq)                 \
-        .name           = "s3c24xx-pwm",                \
-        .id             = _tmr_no,                      \
-        .num_resources  = TIMER_RESOURCE_SIZE,          \
-        .resource       = TIMER_RESOURCE(_tmr_no, _irq),        \
-/* since we already have an static mapping for the timer, we do not
- * bother setting any IO resource for the base.
- */
-struct platform_device s3c_device_timer[] = {
-        [0] = { DEFINE_S3C_TIMER(0, IRQ_TIMER0) },
-        [1] = { DEFINE_S3C_TIMER(1, IRQ_TIMER1) },
-        [2] = { DEFINE_S3C_TIMER(2, IRQ_TIMER2) },
-        [3] = { DEFINE_S3C_TIMER(3, IRQ_TIMER3) },
-        [4] = { DEFINE_S3C_TIMER(4, IRQ_TIMER4) },
-};
 static inline int pwm_is_tdiv(struct pwm_device *pwm)
 {
        return clk_get_parent(pwm->clk) == pwm->clk_div;
author	Russell King <rmk+kernel@arm.linux.org.uk>	2011-03-15 12:32:47 -0400
committer	Russell King <rmk+kernel@arm.linux.org.uk>	2011-03-15 12:32:47 -0400
commit	9ced9f03d12d7539e86b0bff5bc750153c976c34 (patch)
tree	dcb8a23b0245d3d4d2719d7ea987f7eee608c553 /arch
parent	9b963f32c38b4c7d2da667e4458967b550f30bee (diff)
parent	b0b6ff0b21057bb8e58b0be8b427a4713fd4b5a5 (diff)