69 files changed, 10078 insertions, 0 deletions

diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig
new file mode 100644
index 00000000000..0c77ab99fa1
--- /dev/null
+++ b/arch/arm/mach-exynos4/Kconfig
@@ -0,0 +1,241 @@
+# 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
+        default y
+        help
+          Use MCT (Multi Core Timer) as kernel timers
+
+config EXYNOS4_DEV_AHCI
+        bool
+        help
+          Compile in platform device definitions for AHCI
+
+config EXYNOS4_SETUP_FIMD0
+        bool
+        help
+          Common setup code for FIMD0.
+
+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_DEV_DWMCI
+        bool
+        help
+          Compile in platform device definitions for DWMCI
+
+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.
+
+config EXYNOS4_SETUP_USB_PHY
+        bool
+        help
+          Common setup code for USB PHY controller
+
+# machine support
+
+menu "EXYNOS4 Machines"
+
+config MACH_SMDKC210
+        bool "SMDKC210"
+        select CPU_EXYNOS4210
+        select S5P_DEV_FIMD0
+        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_PWM
+        select SAMSUNG_DEV_BACKLIGHT
+        select EXYNOS4_DEV_PD
+        select EXYNOS4_DEV_SYSMMU
+        select EXYNOS4_SETUP_FIMD0
+        select EXYNOS4_SETUP_I2C1
+        select EXYNOS4_SETUP_SDHCI
+        help
+          Machine support for Samsung SMDKC210
+
+config MACH_SMDKV310
+        bool "SMDKV310"
+        select CPU_EXYNOS4210
+        select S5P_DEV_FIMD0
+        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_BACKLIGHT
+        select EXYNOS4_DEV_AHCI
+        select SAMSUNG_DEV_KEYPAD
+        select EXYNOS4_DEV_PD
+        select SAMSUNG_DEV_PWM
+        select EXYNOS4_DEV_SYSMMU
+        select EXYNOS4_SETUP_FIMD0
+        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_AHCI
+        select EXYNOS4_DEV_SYSMMU
+        select EXYNOS4_SETUP_SDHCI
+        help
+          Machine support for Samsung ARMLEX4210 based on EXYNOS4210
+
+config MACH_UNIVERSAL_C210
+        bool "Mobile UNIVERSAL_C210 Board"
+        select CPU_EXYNOS4210
+        select S5P_GPIO_INT
+        select S5P_DEV_FIMC0
+        select S5P_DEV_FIMC1
+        select S5P_DEV_FIMC2
+        select S5P_DEV_FIMC3
+        select S3C_DEV_HSMMC
+        select S3C_DEV_HSMMC2
+        select S3C_DEV_HSMMC3
+        select S3C_DEV_I2C1
+        select S3C_DEV_I2C3
+        select S3C_DEV_I2C5
+        select S5P_DEV_MFC
+        select S5P_DEV_ONENAND
+        select EXYNOS4_DEV_PD
+        select EXYNOS4_SETUP_I2C1
+        select EXYNOS4_SETUP_I2C3
+        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_I2C3
+        select S3C_DEV_I2C5
+        select S5P_DEV_MFC
+        select S5P_DEV_USB_EHCI
+        select EXYNOS4_DEV_PD
+        select EXYNOS4_SETUP_I2C1
+        select EXYNOS4_SETUP_I2C3
+        select EXYNOS4_SETUP_I2C5
+        select EXYNOS4_SETUP_SDHCI
+        select EXYNOS4_SETUP_USB_PHY
+        select SAMSUNG_DEV_PWM
+        select SAMSUNG_DEV_ADC
+        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..b7fe1d7b0b1
--- /dev/null
+++ b/arch/arm/mach-exynos4/Makefile
@@ -0,0 +1,55 @@
+# 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 irq-eint.o dma.o pmu.o
+obj-$(CONFIG_PM)                += pm.o sleep.o
+obj-$(CONFIG_CPU_IDLE)          += cpuidle.o
+
+obj-$(CONFIG_SMP)               += platsmp.o headsmp.o
+
+obj-$(CONFIG_EXYNOS4_MCT)       += mct.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_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-$(CONFIG_EXYNOS4_DEV_AHCI)          += dev-ahci.o
+obj-$(CONFIG_EXYNOS4_DEV_PD)            += dev-pd.o
+obj-$(CONFIG_EXYNOS4_DEV_SYSMMU)        += dev-sysmmu.o
+obj-$(CONFIG_EXYNOS4_DEV_DWMCI) += dev-dwmci.o
+
+obj-$(CONFIG_EXYNOS4_SETUP_FIMC)        += setup-fimc.o
+obj-$(CONFIG_EXYNOS4_SETUP_FIMD0)       += setup-fimd0.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_EXYNOS4_SETUP_USB_PHY)     += setup-usb-phy.o
diff --git a/arch/arm/mach-exynos4/Makefile.boot b/arch/arm/mach-exynos4/Makefile.boot
new file mode 100644
index 00000000000..d65956ffb43
--- /dev/null
+++ b/arch/arm/mach-exynos4/Makefile.boot
@@ -0,0 +1,2 @@
+   zreladdr-y   := 0x40008000
+params_phys-y   := 0x40000100
diff --git a/arch/arm/mach-exynos4/clock.c b/arch/arm/mach-exynos4/clock.c
new file mode 100644
index 00000000000..86964d2e9e1
--- /dev/null
+++ b/arch/arm/mach-exynos4/clock.c
@@ -0,0 +1,1212 @@
+/* linux/arch/arm/mach-exynos4/clock.c
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/err.h>
+#include <linux/io.h>
+
+#include <plat/cpu-freq.h>
+#include <plat/clock.h>
+#include <plat/cpu.h>
+#include <plat/pll.h>
+#include <plat/s5p-clock.h>
+#include <plat/clock-clksrc.h>
+
+#include <mach/map.h>
+#include <mach/regs-clock.h>
+#include <mach/sysmmu.h>
+
+static struct clk clk_sclk_hdmi27m = {
+        .name           = "sclk_hdmi27m",
+        .rate           = 27000000,
+};
+
+static struct clk clk_sclk_hdmiphy = {
+        .name           = "sclk_hdmiphy",
+};
+
+static struct clk clk_sclk_usbphy0 = {
+        .name           = "sclk_usbphy0",
+        .rate           = 27000000,
+};
+
+static struct clk clk_sclk_usbphy1 = {
+        .name           = "sclk_usbphy1",
+};
+
+static int exynos4_clksrc_mask_top_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKSRC_MASK_TOP, clk, enable);
+}
+
+static int exynos4_clksrc_mask_cam_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKSRC_MASK_CAM, clk, enable);
+}
+
+static int exynos4_clksrc_mask_lcd0_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKSRC_MASK_LCD0, clk, enable);
+}
+
+static int exynos4_clksrc_mask_lcd1_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKSRC_MASK_LCD1, clk, enable);
+}
+
+static int exynos4_clksrc_mask_fsys_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKSRC_MASK_FSYS, clk, enable);
+}
+
+static int exynos4_clksrc_mask_peril0_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL0, clk, enable);
+}
+
+static int exynos4_clksrc_mask_peril1_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL1, clk, 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 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 exynos4_clk_ip_lcd0_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKGATE_IP_LCD0, clk, enable);
+}
+
+static int exynos4_clk_ip_lcd1_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKGATE_IP_LCD1, clk, enable);
+}
+
+static int exynos4_clk_ip_fsys_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKGATE_IP_FSYS, clk, enable);
+}
+
+static int exynos4_clk_ip_peril_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKGATE_IP_PERIL, clk, enable);
+}
+
+static int exynos4_clk_ip_perir_ctrl(struct clk *clk, int enable)
+{
+        return s5p_gatectrl(S5P_CLKGATE_IP_PERIR, clk, enable);
+}
+
+/* Core list of CMU_CPU side */
+
+static struct clksrc_clk clk_mout_apll = {
+        .clk    = {
+                .name           = "mout_apll",
+        },
+        .sources        = &clk_src_apll,
+        .reg_src        = { .reg = S5P_CLKSRC_CPU, .shift = 0, .size = 1 },
+};
+
+static struct clksrc_clk clk_sclk_apll = {
+        .clk    = {
+                .name           = "sclk_apll",
+                .parent         = &clk_mout_apll.clk,
+        },
+        .reg_div        = { .reg = S5P_CLKDIV_CPU, .shift = 24, .size = 3 },
+};
+
+static struct clksrc_clk clk_mout_epll = {
+        .clk    = {
+                .name           = "mout_epll",
+        },
+        .sources        = &clk_src_epll,
+        .reg_src        = { .reg = S5P_CLKSRC_TOP0, .shift = 4, .size = 1 },
+};
+
+static struct clksrc_clk clk_mout_mpll = {
+        .clk = {
+                .name           = "mout_mpll",
+        },
+        .sources        = &clk_src_mpll,
+        .reg_src        = { .reg = S5P_CLKSRC_CPU, .shift = 8, .size = 1 },
+};
+
+static struct clk *clkset_moutcore_list[] = {
+        [0] = &clk_mout_apll.clk,
+        [1] = &clk_mout_mpll.clk,
+};
+
+static struct clksrc_sources clkset_moutcore = {
+        .sources        = clkset_moutcore_list,
+        .nr_sources     = ARRAY_SIZE(clkset_moutcore_list),
+};
+
+static struct clksrc_clk clk_moutcore = {
+        .clk    = {
+                .name           = "moutcore",
+        },
+        .sources        = &clkset_moutcore,
+        .reg_src        = { .reg = S5P_CLKSRC_CPU, .shift = 16, .size = 1 },
+};
+
+static struct clksrc_clk clk_coreclk = {
+        .clk    = {
+                .name           = "core_clk",
+                .parent         = &clk_moutcore.clk,
+        },
+        .reg_div        = { .reg = S5P_CLKDIV_CPU, .shift = 0, .size = 3 },
+};
+
+static struct clksrc_clk clk_armclk = {
+        .clk    = {
+                .name           = "armclk",
+                .parent         = &clk_coreclk.clk,
+        },
+};
+
+static struct clksrc_clk clk_aclk_corem0 = {
+        .clk    = {
+                .name           = "aclk_corem0",
+                .parent         = &clk_coreclk.clk,
+        },
+        .reg_div        = { .reg = S5P_CLKDIV_CPU, .shift = 4, .size = 3 },
+};
+
+static struct clksrc_clk clk_aclk_cores = {
+        .clk    = {
+                .name           = "aclk_cores",
+                .parent         = &clk_coreclk.clk,
+        },
+        .reg_div        = { .reg = S5P_CLKDIV_CPU, .shift = 4, .size = 3 },
+};
+
+static struct clksrc_clk clk_aclk_corem1 = {
+        .clk    = {
+                .name           = "aclk_corem1",
+                .parent         = &clk_coreclk.clk,
+        },
+        .reg_div        = { .reg = S5P_CLKDIV_CPU, .shift = 8, .size = 3 },
+};
+
+static struct clksrc_clk clk_periphclk = {
+        .clk    = {
+                .name           = "periphclk",
+                .parent         = &clk_coreclk.clk,
+        },
+        .reg_div        = { .reg = S5P_CLKDIV_CPU, .shift = 12, .size = 3 },
+};
+
+/* Core list of CMU_CORE side */
+
+static struct clk *clkset_corebus_list[] = {
+        [0] = &clk_mout_mpll.clk,
+        [1] = &clk_sclk_apll.clk,
+};
+
+static struct clksrc_sources clkset_mout_corebus = {
+        .sources        = clkset_corebus_list,
+        .nr_sources     = ARRAY_SIZE(clkset_corebus_list),
+};
+
+static struct clksrc_clk clk_mout_corebus = {
+        .clk    = {
+                .name           = "mout_corebus",
+        },
+        .sources        = &clkset_mout_corebus,
+        .reg_src        = { .reg = S5P_CLKSRC_DMC, .shift = 4, .size = 1 },
+};
+
+static struct clksrc_clk clk_sclk_dmc = {
+        .clk    = {
+                .name           = "sclk_dmc",
+                .parent         = &clk_mout_corebus.clk,
+        },
+        .reg_div        = { .reg = S5P_CLKDIV_DMC0, .shift = 12, .size = 3 },
+};
+
+static struct clksrc_clk clk_aclk_cored = {
+        .clk    = {
+                .name           = "aclk_cored",
+                .parent         = &clk_sclk_dmc.clk,
+        },
+        .reg_div        = { .reg = S5P_CLKDIV_DMC0, .shift = 16, .size = 3 },
+};
+
+static struct clksrc_clk clk_aclk_corep = {
+        .clk    = {
+                .name           = "aclk_corep",
+                .parent         = &clk_aclk_cored.clk,
+        },
+        .reg_div        = { .reg = S5P_CLKDIV_DMC0, .shift = 20, .size = 3 },
+};
+
+static struct clksrc_clk clk_aclk_acp = {
+        .clk    = {
+                .name           = "aclk_acp",
+                .parent         = &clk_mout_corebus.clk,
+        },
+        .reg_div        = { .reg = S5P_CLKDIV_DMC0, .shift = 0, .size = 3 },
+};
+
+static struct clksrc_clk clk_pclk_acp = {
+        .clk    = {
+                .name           = "pclk_acp",
+                .parent         = &clk_aclk_acp.clk,
+        },
+        .reg_div        = { .reg = S5P_CLKDIV_DMC0, .shift = 4, .size = 3 },
+};
+
+/* Core list of CMU_TOP side */
+
+static struct clk *clkset_aclk_top_list[] = {
+        [0] = &clk_mout_mpll.clk,
+        [1] = &clk_sclk_apll.clk,
+};
+
+static struct clksrc_sources clkset_aclk = {
+        .sources        = clkset_aclk_top_list,
+        .nr_sources     = ARRAY_SIZE(clkset_aclk_top_list),
+};
+
+static struct clksrc_clk clk_aclk_200 = {
+        .clk    = {
+                .name           = "aclk_200",
+        },
+        .sources        = &clkset_aclk,
+        .reg_src        = { .reg = S5P_CLKSRC_TOP0, .shift = 12, .size = 1 },
+        .reg_div        = { .reg = S5P_CLKDIV_TOP, .shift = 0, .size = 3 },
+};
+
+static struct clksrc_clk clk_aclk_100 = {
+        .clk    = {
+                .name           = "aclk_100",
+        },
+        .sources        = &clkset_aclk,
+        .reg_src        = { .reg = S5P_CLKSRC_TOP0, .shift = 16, .size = 1 },
+        .reg_div        = { .reg = S5P_CLKDIV_TOP, .shift = 4, .size = 4 },
+};
+
+static struct clksrc_clk clk_aclk_160 = {
+        .clk    = {
+                .name           = "aclk_160",
+        },
+        .sources        = &clkset_aclk,
+        .reg_src        = { .reg = S5P_CLKSRC_TOP0, .shift = 20, .size = 1 },
+        .reg_div        = { .reg = S5P_CLKDIV_TOP, .shift = 8, .size = 3 },
+};
+
+static struct clksrc_clk clk_aclk_133 = {
+        .clk    = {
+                .name           = "aclk_133",
+        },
+        .sources        = &clkset_aclk,
+        .reg_src        = { .reg = S5P_CLKSRC_TOP0, .shift = 24, .size = 1 },
+        .reg_div        = { .reg = S5P_CLKDIV_TOP, .shift = 12, .size = 3 },
+};
+
+static struct clk *clkset_vpllsrc_list[] = {
+        [0] = &clk_fin_vpll,
+        [1] = &clk_sclk_hdmi27m,
+};
+
+static struct clksrc_sources clkset_vpllsrc = {
+        .sources        = clkset_vpllsrc_list,
+        .nr_sources     = ARRAY_SIZE(clkset_vpllsrc_list),
+};
+
+static struct clksrc_clk clk_vpllsrc = {
+        .clk    = {
+                .name           = "vpll_src",
+                .enable         = exynos4_clksrc_mask_top_ctrl,
+                .ctrlbit        = (1 << 0),
+        },
+        .sources        = &clkset_vpllsrc,
+        .reg_src        = { .reg = S5P_CLKSRC_TOP1, .shift = 0, .size = 1 },
+};
+
+static struct clk *clkset_sclk_vpll_list[] = {
+        [0] = &clk_vpllsrc.clk,
+        [1] = &clk_fout_vpll,
+};
+
+static struct clksrc_sources clkset_sclk_vpll = {
+        .sources        = clkset_sclk_vpll_list,
+        .nr_sources     = ARRAY_SIZE(clkset_sclk_vpll_list),
+};
+
+static struct clksrc_clk clk_sclk_vpll = {
+        .clk    = {
+                .name           = "sclk_vpll",
+        },
+        .sources        = &clkset_sclk_vpll,
+        .reg_src        = { .reg = S5P_CLKSRC_TOP0, .shift = 8, .size = 1 },
+};
+
+static struct clk init_clocks_off[] = {
+        {
+                .name           = "timers",
+                .parent         = &clk_aclk_100.clk,
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1<<24),
+        }, {
+                .name           = "csis",
+                .devname        = "s5p-mipi-csis.0",
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 4),
+        }, {
+                .name           = "csis",
+                .devname        = "s5p-mipi-csis.1",
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 5),
+        }, {
+                .name           = "fimc",
+                .devname        = "exynos4-fimc.0",
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 0),
+        }, {
+                .name           = "fimc",
+                .devname        = "exynos4-fimc.1",
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 1),
+        }, {
+                .name           = "fimc",
+                .devname        = "exynos4-fimc.2",
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 2),
+        }, {
+                .name           = "fimc",
+                .devname        = "exynos4-fimc.3",
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 3),
+        }, {
+                .name           = "fimd",
+                .devname        = "exynos4-fb.0",
+                .enable         = exynos4_clk_ip_lcd0_ctrl,
+                .ctrlbit        = (1 << 0),
+        }, {
+                .name           = "fimd",
+                .devname        = "exynos4-fb.1",
+                .enable         = exynos4_clk_ip_lcd1_ctrl,
+                .ctrlbit        = (1 << 0),
+        }, {
+                .name           = "sataphy",
+                .parent         = &clk_aclk_133.clk,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
+                .ctrlbit        = (1 << 3),
+        }, {
+                .name           = "hsmmc",
+                .devname        = "s3c-sdhci.0",
+                .parent         = &clk_aclk_133.clk,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
+                .ctrlbit        = (1 << 5),
+        }, {
+                .name           = "hsmmc",
+                .devname        = "s3c-sdhci.1",
+                .parent         = &clk_aclk_133.clk,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
+                .ctrlbit        = (1 << 6),
+        }, {
+                .name           = "hsmmc",
+                .devname        = "s3c-sdhci.2",
+                .parent         = &clk_aclk_133.clk,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
+                .ctrlbit        = (1 << 7),
+        }, {
+                .name           = "hsmmc",
+                .devname        = "s3c-sdhci.3",
+                .parent         = &clk_aclk_133.clk,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
+                .ctrlbit        = (1 << 8),
+        }, {
+                .name           = "dwmmc",
+                .parent         = &clk_aclk_133.clk,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
+                .ctrlbit        = (1 << 9),
+        }, {
+                .name           = "sata",
+                .parent         = &clk_aclk_133.clk,
+                .enable         = exynos4_clk_ip_fsys_ctrl,
+                .ctrlbit        = (1 << 10),
+        }, {
+                .name           = "pdma",
+                .devname        = "s3c-pl330.0",
+                .enable         = exynos4_clk_ip_fsys_ctrl,
+                .ctrlbit        = (1 << 0),
+        }, {
+                .name           = "pdma",
+                .devname        = "s3c-pl330.1",
+                .enable         = exynos4_clk_ip_fsys_ctrl,
+                .ctrlbit        = (1 << 1),
+        }, {
+                .name           = "adc",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 15),
+        }, {
+                .name           = "keypad",
+                .enable         = exynos4_clk_ip_perir_ctrl,
+                .ctrlbit        = (1 << 16),
+        }, {
+                .name           = "rtc",
+                .enable         = exynos4_clk_ip_perir_ctrl,
+                .ctrlbit        = (1 << 15),
+        }, {
+                .name           = "watchdog",
+                .parent         = &clk_aclk_100.clk,
+                .enable         = exynos4_clk_ip_perir_ctrl,
+                .ctrlbit        = (1 << 14),
+        }, {
+                .name           = "usbhost",
+                .enable         = exynos4_clk_ip_fsys_ctrl ,
+                .ctrlbit        = (1 << 12),
+        }, {
+                .name           = "otg",
+                .enable         = exynos4_clk_ip_fsys_ctrl,
+                .ctrlbit        = (1 << 13),
+        }, {
+                .name           = "spi",
+                .devname        = "s3c64xx-spi.0",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 16),
+        }, {
+                .name           = "spi",
+                .devname        = "s3c64xx-spi.1",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 17),
+        }, {
+                .name           = "spi",
+                .devname        = "s3c64xx-spi.2",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 18),
+        }, {
+                .name           = "iis",
+                .devname        = "samsung-i2s.0",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 19),
+        }, {
+                .name           = "iis",
+                .devname        = "samsung-i2s.1",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 20),
+        }, {
+                .name           = "iis",
+                .devname        = "samsung-i2s.2",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 21),
+        }, {
+                .name           = "ac97",
+                .devname        = "samsung-ac97",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 27),
+        }, {
+                .name           = "fimg2d",
+                .enable         = exynos4_clk_ip_image_ctrl,
+                .ctrlbit        = (1 << 0),
+        }, {
+                .name           = "mfc",
+                .devname        = "s5p-mfc",
+                .enable         = exynos4_clk_ip_mfc_ctrl,
+                .ctrlbit        = (1 << 0),
+        }, {
+                .name           = "i2c",
+                .devname        = "s3c2440-i2c.0",
+                .parent         = &clk_aclk_100.clk,
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 6),
+        }, {
+                .name           = "i2c",
+                .devname        = "s3c2440-i2c.1",
+                .parent         = &clk_aclk_100.clk,
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 7),
+        }, {
+                .name           = "i2c",
+                .devname        = "s3c2440-i2c.2",
+                .parent         = &clk_aclk_100.clk,
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 8),
+        }, {
+                .name           = "i2c",
+                .devname        = "s3c2440-i2c.3",
+                .parent         = &clk_aclk_100.clk,
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 9),
+        }, {
+                .name           = "i2c",
+                .devname        = "s3c2440-i2c.4",
+                .parent         = &clk_aclk_100.clk,
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 10),
+        }, {
+                .name           = "i2c",
+                .devname        = "s3c2440-i2c.5",
+                .parent         = &clk_aclk_100.clk,
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 11),
+        }, {
+                .name           = "i2c",
+                .devname        = "s3c2440-i2c.6",
+                .parent         = &clk_aclk_100.clk,
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 12),
+        }, {
+                .name           = "i2c",
+                .devname        = "s3c2440-i2c.7",
+                .parent         = &clk_aclk_100.clk,
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 13),
+        }, {
+                .name           = "SYSMMU_MDMA",
+                .enable         = exynos4_clk_ip_image_ctrl,
+                .ctrlbit        = (1 << 5),
+        }, {
+                .name           = "SYSMMU_FIMC0",
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 7),
+        }, {
+                .name           = "SYSMMU_FIMC1",
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 8),
+        }, {
+                .name           = "SYSMMU_FIMC2",
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 9),
+        }, {
+                .name           = "SYSMMU_FIMC3",
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 10),
+        }, {
+                .name           = "SYSMMU_JPEG",
+                .enable         = exynos4_clk_ip_cam_ctrl,
+                .ctrlbit        = (1 << 11),
+        }, {
+                .name           = "SYSMMU_FIMD0",
+                .enable         = exynos4_clk_ip_lcd0_ctrl,
+                .ctrlbit        = (1 << 4),
+        }, {
+                .name           = "SYSMMU_FIMD1",
+                .enable         = exynos4_clk_ip_lcd1_ctrl,
+                .ctrlbit        = (1 << 4),
+        }, {
+                .name           = "SYSMMU_PCIe",
+                .enable         = exynos4_clk_ip_fsys_ctrl,
+                .ctrlbit        = (1 << 18),
+        }, {
+                .name           = "SYSMMU_G2D",
+                .enable         = exynos4_clk_ip_image_ctrl,
+                .ctrlbit        = (1 << 3),
+        }, {
+                .name           = "SYSMMU_ROTATOR",
+                .enable         = exynos4_clk_ip_image_ctrl,
+                .ctrlbit        = (1 << 4),
+        }, {
+                .name           = "SYSMMU_TV",
+                .enable         = exynos4_clk_ip_tv_ctrl,
+                .ctrlbit        = (1 << 4),
+        }, {
+                .name           = "SYSMMU_MFC_L",
+                .enable         = exynos4_clk_ip_mfc_ctrl,
+                .ctrlbit        = (1 << 1),
+        }, {
+                .name           = "SYSMMU_MFC_R",
+                .enable         = exynos4_clk_ip_mfc_ctrl,
+                .ctrlbit        = (1 << 2),
+        }
+};
+
+static struct clk init_clocks[] = {
+        {
+                .name           = "uart",
+                .devname        = "s5pv210-uart.0",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 0),
+        }, {
+                .name           = "uart",
+                .devname        = "s5pv210-uart.1",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 1),
+        }, {
+                .name           = "uart",
+                .devname        = "s5pv210-uart.2",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 2),
+        }, {
+                .name           = "uart",
+                .devname        = "s5pv210-uart.3",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 3),
+        }, {
+                .name           = "uart",
+                .devname        = "s5pv210-uart.4",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 4),
+        }, {
+                .name           = "uart",
+                .devname        = "s5pv210-uart.5",
+                .enable         = exynos4_clk_ip_peril_ctrl,
+                .ctrlbit        = (1 << 5),
+        }
+};
+
+static struct clk *clkset_group_list[] = {
+        [0] = &clk_ext_xtal_mux,
+        [1] = &clk_xusbxti,
+        [2] = &clk_sclk_hdmi27m,
+        [3] = &clk_sclk_usbphy0,
+        [4] = &clk_sclk_usbphy1,
+        [5] = &clk_sclk_hdmiphy,
+        [6] = &clk_mout_mpll.clk,
+        [7] = &clk_mout_epll.clk,
+        [8] = &clk_sclk_vpll.clk,
+};
+
+static struct clksrc_sources clkset_group = {
+        .sources        = clkset_group_list,
+        .nr_sources     = ARRAY_SIZE(clkset_group_list),
+};
+
+static struct clk *clkset_mout_g2d0_list[] = {
+        [0] = &clk_mout_mpll.clk,
+        [1] = &clk_sclk_apll.clk,
+};
+
+static struct clksrc_sources clkset_mout_g2d0 = {
+        .sources        = clkset_mout_g2d0_list,
+        .nr_sources     = ARRAY_SIZE(clkset_mout_g2d0_list),
+};
+
+static struct clksrc_clk clk_mout_g2d0 = {
+        .clk    = {
+                .name           = "mout_g2d0",
+        },
+        .sources        = &clkset_mout_g2d0,
+        .reg_src        = { .reg = S5P_CLKSRC_IMAGE, .shift = 0, .size = 1 },
+};
+
+static struct clk *clkset_mout_g2d1_list[] = {
+        [0] = &clk_mout_epll.clk,
+        [1] = &clk_sclk_vpll.clk,
+};
+
+static struct clksrc_sources clkset_mout_g2d1 = {
+        .sources        = clkset_mout_g2d1_list,
+        .nr_sources     = ARRAY_SIZE(clkset_mout_g2d1_list),
+};
+
+static struct clksrc_clk clk_mout_g2d1 = {
+        .clk    = {
+                .name           = "mout_g2d1",
+        },
+        .sources        = &clkset_mout_g2d1,
+        .reg_src        = { .reg = S5P_CLKSRC_IMAGE, .shift = 4, .size = 1 },
+};
+
+static struct clk *clkset_mout_g2d_list[] = {
+        [0] = &clk_mout_g2d0.clk,
+        [1] = &clk_mout_g2d1.clk,
+};
+
+static struct clksrc_sources clkset_mout_g2d = {
+        .sources        = clkset_mout_g2d_list,
+        .nr_sources     = ARRAY_SIZE(clkset_mout_g2d_list),
+};
+
+static struct clk *clkset_mout_mfc0_list[] = {
+        [0] = &clk_mout_mpll.clk,
+        [1] = &clk_sclk_apll.clk,
+};
+
+static struct clksrc_sources clkset_mout_mfc0 = {
+        .sources        = clkset_mout_mfc0_list,
+        .nr_sources     = ARRAY_SIZE(clkset_mout_mfc0_list),
+};
+
+static struct clksrc_clk clk_mout_mfc0 = {
+        .clk    = {
+                .name           = "mout_mfc0",
+        },
+        .sources        = &clkset_mout_mfc0,
+        .reg_src        = { .reg = S5P_CLKSRC_MFC, .shift = 0, .size = 1 },
+};
+
+static struct clk *clkset_mout_mfc1_list[] = {
+        [0] = &clk_mout_epll.clk,
+        [1] = &clk_sclk_vpll.clk,
+};
+
+static struct clksrc_sources clkset_mout_mfc1 = {
+        .sources        = clkset_mout_mfc1_list,
+        .nr_sources     = ARRAY_SIZE(clkset_mout_mfc1_list),
+};
+
+static struct clksrc_clk clk_mout_mfc1 = {
+        .clk    = {
+                .name           = "mout_mfc1",
+        },
+        .sources        = &clkset_mout_mfc1,
+        .reg_src        = { .reg = S5P_CLKSRC_MFC, .shift = 4, .size = 1 },
+};
+
+static struct clk *clkset_mout_mfc_list[] = {
+        [0] = &clk_mout_mfc0.clk,
+        [1] = &clk_mout_mfc1.clk,
+};
+
+static struct clksrc_sources clkset_mout_mfc = {
+        .sources        = clkset_mout_mfc_list,
+        .nr_sources     = ARRAY_SIZE(clkset_mout_mfc_list),
+};
+
+static struct clksrc_clk clk_dout_mmc0 = {
+        .clk            = {
+                .name           = "dout_mmc0",
+        },
+        .sources = &clkset_group,
+        .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 0, .size = 4 },
+        .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 0, .size = 4 },
+};
+
+static struct clksrc_clk clk_dout_mmc1 = {
+        .clk            = {
+                .name           = "dout_mmc1",
+        },
+        .sources = &clkset_group,
+        .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 4, .size = 4 },
+        .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 16, .size = 4 },
+};
+
+static struct clksrc_clk clk_dout_mmc2 = {
+        .clk            = {
+                .name           = "dout_mmc2",
+        },
+        .sources = &clkset_group,
+        .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 8, .size = 4 },
+        .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 0, .size = 4 },
+};
+
+static struct clksrc_clk clk_dout_mmc3 = {
+        .clk            = {
+                .name           = "dout_mmc3",
+        },
+        .sources = &clkset_group,
+        .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 12, .size = 4 },
+        .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 16, .size = 4 },
+};
+
+static struct clksrc_clk clk_dout_mmc4 = {
+        .clk            = {
+                .name           = "dout_mmc4",
+        },
+        .sources = &clkset_group,
+        .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 16, .size = 4 },
+        .reg_div = { .reg = S5P_CLKDIV_FSYS3, .shift = 0, .size = 4 },
+};
+
+static struct clksrc_clk clksrcs[] = {
+        {
+                .clk    = {
+                        .name           = "uclk1",
+                        .devname        = "s5pv210-uart.0",
+                        .enable         = exynos4_clksrc_mask_peril0_ctrl,
+                        .ctrlbit        = (1 << 0),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 0, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_PERIL0, .shift = 0, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "uclk1",
+                        .devname        = "s5pv210-uart.1",
+                        .enable         = exynos4_clksrc_mask_peril0_ctrl,
+                        .ctrlbit        = (1 << 4),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 4, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_PERIL0, .shift = 4, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "uclk1",
+                        .devname        = "s5pv210-uart.2",
+                        .enable         = exynos4_clksrc_mask_peril0_ctrl,
+                        .ctrlbit        = (1 << 8),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 8, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_PERIL0, .shift = 8, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "uclk1",
+                        .devname        = "s5pv210-uart.3",
+                        .enable         = exynos4_clksrc_mask_peril0_ctrl,
+                        .ctrlbit        = (1 << 12),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 12, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_PERIL0, .shift = 12, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_pwm",
+                        .enable         = exynos4_clksrc_mask_peril0_ctrl,
+                        .ctrlbit        = (1 << 24),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 24, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_PERIL3, .shift = 0, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_csis",
+                        .devname        = "s5p-mipi-csis.0",
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
+                        .ctrlbit        = (1 << 24),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 24, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 24, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_csis",
+                        .devname        = "s5p-mipi-csis.1",
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
+                        .ctrlbit        = (1 << 28),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 28, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 28, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_cam0",
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
+                        .ctrlbit        = (1 << 16),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 16, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 16, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_cam1",
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
+                        .ctrlbit        = (1 << 20),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 20, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 20, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_fimc",
+                        .devname        = "exynos4-fimc.0",
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
+                        .ctrlbit        = (1 << 0),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 0, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 0, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_fimc",
+                        .devname        = "exynos4-fimc.1",
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
+                        .ctrlbit        = (1 << 4),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 4, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 4, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_fimc",
+                        .devname        = "exynos4-fimc.2",
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
+                        .ctrlbit        = (1 << 8),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 8, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 8, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_fimc",
+                        .devname        = "exynos4-fimc.3",
+                        .enable         = exynos4_clksrc_mask_cam_ctrl,
+                        .ctrlbit        = (1 << 12),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_CAM, .shift = 12, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_CAM, .shift = 12, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_fimd",
+                        .devname        = "exynos4-fb.0",
+                        .enable         = exynos4_clksrc_mask_lcd0_ctrl,
+                        .ctrlbit        = (1 << 0),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_LCD0, .shift = 0, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_LCD0, .shift = 0, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_fimd",
+                        .devname        = "exynos4-fb.1",
+                        .enable         = exynos4_clksrc_mask_lcd1_ctrl,
+                        .ctrlbit        = (1 << 0),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_LCD1, .shift = 0, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_LCD1, .shift = 0, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_sata",
+                        .enable         = exynos4_clksrc_mask_fsys_ctrl,
+                        .ctrlbit        = (1 << 24),
+                },
+                .sources = &clkset_mout_corebus,
+                .reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 24, .size = 1 },
+                .reg_div = { .reg = S5P_CLKDIV_FSYS0, .shift = 20, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_spi",
+                        .devname        = "s3c64xx-spi.0",
+                        .enable         = exynos4_clksrc_mask_peril1_ctrl,
+                        .ctrlbit        = (1 << 16),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 16, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_PERIL1, .shift = 0, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_spi",
+                        .devname        = "s3c64xx-spi.1",
+                        .enable         = exynos4_clksrc_mask_peril1_ctrl,
+                        .ctrlbit        = (1 << 20),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 20, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_PERIL1, .shift = 16, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_spi",
+                        .devname        = "s3c64xx-spi.2",
+                        .enable         = exynos4_clksrc_mask_peril1_ctrl,
+                        .ctrlbit        = (1 << 24),
+                },
+                .sources = &clkset_group,
+                .reg_src = { .reg = S5P_CLKSRC_PERIL1, .shift = 24, .size = 4 },
+                .reg_div = { .reg = S5P_CLKDIV_PERIL2, .shift = 0, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_fimg2d",
+                },
+                .sources = &clkset_mout_g2d,
+                .reg_src = { .reg = S5P_CLKSRC_IMAGE, .shift = 8, .size = 1 },
+                .reg_div = { .reg = S5P_CLKDIV_IMAGE, .shift = 0, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_mfc",
+                        .devname        = "s5p-mfc",
+                },
+                .sources = &clkset_mout_mfc,
+                .reg_src = { .reg = S5P_CLKSRC_MFC, .shift = 8, .size = 1 },
+                .reg_div = { .reg = S5P_CLKDIV_MFC, .shift = 0, .size = 4 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_mmc",
+                        .devname        = "s3c-sdhci.0",
+                        .parent         = &clk_dout_mmc0.clk,
+                        .enable         = exynos4_clksrc_mask_fsys_ctrl,
+                        .ctrlbit        = (1 << 0),
+                },
+                .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 8, .size = 8 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_mmc",
+                        .devname        = "s3c-sdhci.1",
+                        .parent         = &clk_dout_mmc1.clk,
+                        .enable         = exynos4_clksrc_mask_fsys_ctrl,
+                        .ctrlbit        = (1 << 4),
+                },
+                .reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 24, .size = 8 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_mmc",
+                        .devname        = "s3c-sdhci.2",
+                        .parent         = &clk_dout_mmc2.clk,
+                        .enable         = exynos4_clksrc_mask_fsys_ctrl,
+                        .ctrlbit        = (1 << 8),
+                },
+                .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 8, .size = 8 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_mmc",
+                        .devname        = "s3c-sdhci.3",
+                        .parent         = &clk_dout_mmc3.clk,
+                        .enable         = exynos4_clksrc_mask_fsys_ctrl,
+                        .ctrlbit        = (1 << 12),
+                },
+                .reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 24, .size = 8 },
+        }, {
+                .clk            = {
+                        .name           = "sclk_dwmmc",
+                        .parent         = &clk_dout_mmc4.clk,
+                        .enable         = exynos4_clksrc_mask_fsys_ctrl,
+                        .ctrlbit        = (1 << 16),
+                },
+                .reg_div = { .reg = S5P_CLKDIV_FSYS3, .shift = 8, .size = 8 },
+        }
+};
+
+/* Clock initialization code */
+static struct clksrc_clk *sysclks[] = {
+        &clk_mout_apll,
+        &clk_sclk_apll,
+        &clk_mout_epll,
+        &clk_mout_mpll,
+        &clk_moutcore,
+        &clk_coreclk,
+        &clk_armclk,
+        &clk_aclk_corem0,
+        &clk_aclk_cores,
+        &clk_aclk_corem1,
+        &clk_periphclk,
+        &clk_mout_corebus,
+        &clk_sclk_dmc,
+        &clk_aclk_cored,
+        &clk_aclk_corep,
+        &clk_aclk_acp,
+        &clk_pclk_acp,
+        &clk_vpllsrc,
+        &clk_sclk_vpll,
+        &clk_aclk_200,
+        &clk_aclk_100,
+        &clk_aclk_160,
+        &clk_aclk_133,
+        &clk_dout_mmc0,
+        &clk_dout_mmc1,
+        &clk_dout_mmc2,
+        &clk_dout_mmc3,
+        &clk_dout_mmc4,
+        &clk_mout_mfc0,
+        &clk_mout_mfc1,
+};
+
+static int xtal_rate;
+
+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 exynos4_fout_apll_ops = {
+        .get_rate = exynos4_fout_apll_get_rate,
+};
+
+void __init_or_cpufreq exynos4_setup_clocks(void)
+{
+        struct clk *xtal_clk;
+        unsigned long apll;
+        unsigned long mpll;
+        unsigned long epll;
+        unsigned long vpll;
+        unsigned long vpllsrc;
+        unsigned long xtal;
+        unsigned long armclk;
+        unsigned long sclk_dmc;
+        unsigned long aclk_200;
+        unsigned long aclk_100;
+        unsigned long aclk_160;
+        unsigned long aclk_133;
+        unsigned int ptr;
+
+        printk(KERN_DEBUG "%s: registering clocks\n", __func__);
+
+        xtal_clk = clk_get(NULL, "xtal");
+        BUG_ON(IS_ERR(xtal_clk));
+
+        xtal = clk_get_rate(xtal_clk);
+
+        xtal_rate = xtal;
+
+        clk_put(xtal_clk);
+
+        printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal);
+
+        apll = s5p_get_pll45xx(xtal, __raw_readl(S5P_APLL_CON0), pll_4508);
+        mpll = s5p_get_pll45xx(xtal, __raw_readl(S5P_MPLL_CON0), pll_4508);
+        epll = s5p_get_pll46xx(xtal, __raw_readl(S5P_EPLL_CON0),
+                                __raw_readl(S5P_EPLL_CON1), pll_4600);
+
+        vpllsrc = clk_get_rate(&clk_vpllsrc.clk);
+        vpll = s5p_get_pll46xx(vpllsrc, __raw_readl(S5P_VPLL_CON0),
+                                __raw_readl(S5P_VPLL_CON1), pll_4650c);
+
+        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 "EXYNOS4: PLL settings, A=%ld, M=%ld, E=%ld V=%ld",
+                        apll, mpll, epll, vpll);
+
+        armclk = clk_get_rate(&clk_armclk.clk);
+        sclk_dmc = clk_get_rate(&clk_sclk_dmc.clk);
+
+        aclk_200 = clk_get_rate(&clk_aclk_200.clk);
+        aclk_100 = clk_get_rate(&clk_aclk_100.clk);
+        aclk_160 = clk_get_rate(&clk_aclk_160.clk);
+        aclk_133 = clk_get_rate(&clk_aclk_133.clk);
+
+        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);
+
+        clk_f.rate = armclk;
+        clk_h.rate = sclk_dmc;
+        clk_p.rate = aclk_100;
+
+        for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++)
+                s3c_set_clksrc(&clksrcs[ptr], true);
+}
+
+static struct clk *clks[] __initdata = {
+        /* Nothing here yet */
+};
+
+void __init exynos4_register_clocks(void)
+{
+        int ptr;
+
+        s3c24xx_register_clocks(clks, ARRAY_SIZE(clks));
+
+        for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++)
+                s3c_register_clksrc(sysclks[ptr], 1);
+
+        s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs));
+        s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks));
+
+        s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off));
+        s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off));
+
+        s3c_pwmclk_init();
+}
diff --git a/arch/arm/mach-exynos4/cpu.c b/arch/arm/mach-exynos4/cpu.c
new file mode 100644
index 00000000000..746d6fc6d39
--- /dev/null
+++ b/arch/arm/mach-exynos4/cpu.c
@@ -0,0 +1,254 @@
+/* linux/arch/arm/mach-exynos4/cpu.c
+ *
+ * Copyright (c) 2010-2011 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/sched.h>
+#include <linux/sysdev.h>
+
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <asm/proc-fns.h>
+#include <asm/hardware/cache-l2x0.h>
+#include <asm/hardware/gic.h>
+
+#include <plat/cpu.h>
+#include <plat/clock.h>
+#include <plat/devs.h>
+#include <plat/exynos4.h>
+#include <plat/adc-core.h>
+#include <plat/sdhci.h>
+#include <plat/fb-core.h>
+#include <plat/fimc-core.h>
+#include <plat/iic-core.h>
+#include <plat/reset.h>
+
+#include <mach/regs-irq.h>
+#include <mach/regs-pmu.h>
+
+extern int combiner_init(unsigned int combiner_nr, void __iomem *base,
+                         unsigned int irq_start);
+extern void combiner_cascade_irq(unsigned int combiner_nr, unsigned int irq);
+
+/* Initial IO mappings */
+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(EXYNOS4_PA_SYSRAM),
+                .length         = SZ_4K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S5P_VA_CMU,
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_CMU),
+                .length         = SZ_128K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S5P_VA_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(EXYNOS4_PA_COMBINER),
+                .length         = SZ_4K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S5P_VA_COREPERI_BASE,
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_COREPERI),
+                .length         = SZ_8K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S5P_VA_L2CC,
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_L2CC),
+                .length         = SZ_4K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S5P_VA_GPIO1,
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_GPIO1),
+                .length         = SZ_4K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S5P_VA_GPIO2,
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_GPIO2),
+                .length         = SZ_4K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S5P_VA_GPIO3,
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_GPIO3),
+                .length         = SZ_256,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S5P_VA_DMC0,
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_DMC0),
+                .length         = SZ_4K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S3C_VA_UART,
+                .pfn            = __phys_to_pfn(S3C_PA_UART),
+                .length         = SZ_512K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S5P_VA_SROMC,
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_SROMC),
+                .length         = SZ_4K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S3C_VA_USB_HSPHY,
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_HSPHY),
+                .length         = SZ_4K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S5P_VA_GIC_CPU,
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_GIC_CPU),
+                .length         = SZ_64K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S5P_VA_GIC_DIST,
+                .pfn            = __phys_to_pfn(EXYNOS4_PA_GIC_DIST),
+                .length         = SZ_64K,
+                .type           = MT_DEVICE,
+        },
+};
+
+static void exynos4_idle(void)
+{
+        if (!need_resched())
+                cpu_do_idle();
+
+        local_irq_enable();
+}
+
+static void exynos4_sw_reset(void)
+{
+        __raw_writel(0x1, S5P_SWRESET);
+}
+
+/*
+ * exynos4_map_io
+ *
+ * register the standard cpu IO areas
+ */
+void __init exynos4_map_io(void)
+{
+        iotable_init(exynos4_iodesc, ARRAY_SIZE(exynos4_iodesc));
+
+        /* initialize device information early */
+        exynos4_default_sdhci0();
+        exynos4_default_sdhci1();
+        exynos4_default_sdhci2();
+        exynos4_default_sdhci3();
+
+        s3c_adc_setname("samsung-adc-v3");
+
+        s3c_fimc_setname(0, "exynos4-fimc");
+        s3c_fimc_setname(1, "exynos4-fimc");
+        s3c_fimc_setname(2, "exynos4-fimc");
+        s3c_fimc_setname(3, "exynos4-fimc");
+
+        /* The I2C bus controllers are directly compatible with s3c2440 */
+        s3c_i2c0_setname("s3c2440-i2c");
+        s3c_i2c1_setname("s3c2440-i2c");
+        s3c_i2c2_setname("s3c2440-i2c");
+
+        s5p_fb_setname(0, "exynos4-fb");
+}
+
+void __init exynos4_init_clocks(int xtal)
+{
+        printk(KERN_DEBUG "%s: initializing clocks\n", __func__);
+
+        s3c24xx_register_baseclocks(xtal);
+        s5p_register_clocks(xtal);
+        exynos4_register_clocks();
+        exynos4_setup_clocks();
+}
+
+static void exynos4_gic_irq_eoi(struct irq_data *d)
+{
+        struct gic_chip_data *gic_data = irq_data_get_irq_chip_data(d);
+
+        gic_data->cpu_base = S5P_VA_GIC_CPU +
+                            (EXYNOS4_GIC_BANK_OFFSET * smp_processor_id());
+}
+
+void __init exynos4_init_irq(void)
+{
+        int irq;
+
+        gic_init(0, IRQ_SPI(0), S5P_VA_GIC_DIST, S5P_VA_GIC_CPU);
+        gic_arch_extn.irq_eoi = exynos4_gic_irq_eoi;
+
+        for (irq = 0; irq < MAX_COMBINER_NR; irq++) {
+
+                combiner_init(irq, (void __iomem *)S5P_VA_COMBINER(irq),
+                                COMBINER_IRQ(irq, 0));
+                combiner_cascade_irq(irq, IRQ_SPI(irq));
+        }
+
+        /* The parameters of s5p_init_irq() are for VIC init.
+         * Theses parameters should be NULL and 0 because EXYNOS4
+         * uses GIC instead of VIC.
+         */
+        s5p_init_irq(NULL, 0);
+}
+
+struct sysdev_class exynos4_sysclass = {
+        .name   = "exynos4-core",
+};
+
+static struct sys_device exynos4_sysdev = {
+        .cls    = &exynos4_sysclass,
+};
+
+static int __init exynos4_core_init(void)
+{
+        return sysdev_class_register(&exynos4_sysclass);
+}
+
+core_initcall(exynos4_core_init);
+
+#ifdef CONFIG_CACHE_L2X0
+static int __init exynos4_l2x0_cache_init(void)
+{
+        /* TAG, Data Latency Control: 2cycle */
+        __raw_writel(0x110, S5P_VA_L2CC + L2X0_TAG_LATENCY_CTRL);
+        __raw_writel(0x110, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL);
+
+        /* L2X0 Prefetch Control */
+        __raw_writel(0x30000007, S5P_VA_L2CC + L2X0_PREFETCH_CTRL);
+
+        /* L2X0 Power Control */
+        __raw_writel(L2X0_DYNAMIC_CLK_GATING_EN | L2X0_STNDBY_MODE_EN,
+                     S5P_VA_L2CC + L2X0_POWER_CTRL);
+
+        l2x0_init(S5P_VA_L2CC, 0x7C470001, 0xC200ffff);
+
+        return 0;
+}
+
+early_initcall(exynos4_l2x0_cache_init);
+#endif
+
+int __init exynos4_init(void)
+{
+        printk(KERN_INFO "EXYNOS4: Initializing architecture\n");
+
+        /* set idle function */
+        pm_idle = exynos4_idle;
+
+        /* set sw_reset function */
+        s5p_reset_hook = exynos4_sw_reset;
+
+        return sysdev_register(&exynos4_sysdev);
+}
diff --git a/arch/arm/mach-exynos4/cpuidle.c b/arch/arm/mach-exynos4/cpuidle.c
new file mode 100644
index 00000000000..bf7e96f2793
--- /dev/null
+++ b/arch/arm/mach-exynos4/cpuidle.c
@@ -0,0 +1,86 @@
+/* linux/arch/arm/mach-exynos4/cpuidle.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/kernel.h>
+#include <linux/init.h>
+#include <linux/cpuidle.h>
+#include <linux/io.h>
+
+#include <asm/proc-fns.h>
+
+static int exynos4_enter_idle(struct cpuidle_device *dev,
+                              struct cpuidle_state *state);
+
+static struct cpuidle_state exynos4_cpuidle_set[] = {
+        [0] = {
+                .enter                  = exynos4_enter_idle,
+                .exit_latency           = 1,
+                .target_residency       = 100000,
+                .flags                  = CPUIDLE_FLAG_TIME_VALID,
+                .name                   = "IDLE",
+                .desc                   = "ARM clock gating(WFI)",
+        },
+};
+
+static DEFINE_PER_CPU(struct cpuidle_device, exynos4_cpuidle_device);
+
+static struct cpuidle_driver exynos4_idle_driver = {
+        .name           = "exynos4_idle",
+        .owner          = THIS_MODULE,
+};
+
+static int exynos4_enter_idle(struct cpuidle_device *dev,
+                              struct cpuidle_state *state)
+{
+        struct timeval before, after;
+        int idle_time;
+
+        local_irq_disable();
+        do_gettimeofday(&before);
+
+        cpu_do_idle();
+
+        do_gettimeofday(&after);
+        local_irq_enable();
+        idle_time = (after.tv_sec - before.tv_sec) * USEC_PER_SEC +
+                    (after.tv_usec - before.tv_usec);
+
+        return idle_time;
+}
+
+static int __init exynos4_init_cpuidle(void)
+{
+        int i, max_cpuidle_state, cpu_id;
+        struct cpuidle_device *device;
+
+        cpuidle_register_driver(&exynos4_idle_driver);
+
+        for_each_cpu(cpu_id, cpu_online_mask) {
+                device = &per_cpu(exynos4_cpuidle_device, cpu_id);
+                device->cpu = cpu_id;
+
+                device->state_count = (sizeof(exynos4_cpuidle_set) /
+                                               sizeof(struct cpuidle_state));
+
+                max_cpuidle_state = device->state_count;
+
+                for (i = 0; i < max_cpuidle_state; i++) {
+                        memcpy(&device->states[i], &exynos4_cpuidle_set[i],
+                                        sizeof(struct cpuidle_state));
+                }
+
+                if (cpuidle_register_device(device)) {
+                        printk(KERN_ERR "CPUidle register device failed\n,");
+                        return -EIO;
+                }
+        }
+        return 0;
+}
+device_initcall(exynos4_init_cpuidle);
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-exynos4/dev-audio.c b/arch/arm/mach-exynos4/dev-audio.c
new file mode 100644
index 00000000000..5a9f9c2e53b
--- /dev/null
+++ b/arch/arm/mach-exynos4/dev-audio.c
@@ -0,0 +1,369 @@
+/* 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>
+ *
+ * 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/dma-mapping.h>
+#include <linux/gpio.h>
+
+#include <plat/gpio-cfg.h>
+#include <plat/audio.h>
+
+#include <mach/map.h>
+#include <mach/dma.h>
+#include <mach/irqs.h>
+#include <mach/regs-audss.h>
+
+static const char *rclksrc[] = {
+        [0] = "busclk",
+        [1] = "i2sclk",
+};
+
+static int exynos4_cfg_i2s(struct platform_device *pdev)
+{
+        /* configure GPIO for i2s port */
+        switch (pdev->id) {
+        case 0:
+                s3c_gpio_cfgpin_range(EXYNOS4_GPZ(0), 7, S3C_GPIO_SFN(2));
+                break;
+        case 1:
+                s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(2));
+                break;
+        case 2:
+                s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 5, S3C_GPIO_SFN(4));
+                break;
+        default:
+                printk(KERN_ERR "Invalid Device %d\n", pdev->id);
+                return -EINVAL;
+        }
+
+        return 0;
+}
+
+static struct s3c_audio_pdata i2sv5_pdata = {
+        .cfg_gpio = exynos4_cfg_i2s,
+        .type = {
+                .i2s = {
+                        .quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI
+                                         | QUIRK_NEED_RSTCLR,
+                        .src_clk = rclksrc,
+                        .idma_addr = EXYNOS4_AUDSS_INT_MEM,
+                },
+        },
+};
+
+static struct resource exynos4_i2s0_resource[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_I2S0,
+                .end    = EXYNOS4_PA_I2S0 + 0x100 - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = DMACH_I2S0_TX,
+                .end    = DMACH_I2S0_TX,
+                .flags  = IORESOURCE_DMA,
+        },
+        [2] = {
+                .start  = DMACH_I2S0_RX,
+                .end    = DMACH_I2S0_RX,
+                .flags  = IORESOURCE_DMA,
+        },
+        [3] = {
+                .start  = DMACH_I2S0S_TX,
+                .end    = DMACH_I2S0S_TX,
+                .flags  = IORESOURCE_DMA,
+        },
+};
+
+struct platform_device exynos4_device_i2s0 = {
+        .name = "samsung-i2s",
+        .id = 0,
+        .num_resources = ARRAY_SIZE(exynos4_i2s0_resource),
+        .resource = exynos4_i2s0_resource,
+        .dev = {
+                .platform_data = &i2sv5_pdata,
+        },
+};
+
+static const char *rclksrc_v3[] = {
+        [0] = "sclk_i2s",
+        [1] = "no_such_clock",
+};
+
+static struct s3c_audio_pdata i2sv3_pdata = {
+        .cfg_gpio = exynos4_cfg_i2s,
+        .type = {
+                .i2s = {
+                        .quirks = QUIRK_NO_MUXPSR,
+                        .src_clk = rclksrc_v3,
+                },
+        },
+};
+
+static struct resource exynos4_i2s1_resource[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_I2S1,
+                .end    = EXYNOS4_PA_I2S1 + 0x100 - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = DMACH_I2S1_TX,
+                .end    = DMACH_I2S1_TX,
+                .flags  = IORESOURCE_DMA,
+        },
+        [2] = {
+                .start  = DMACH_I2S1_RX,
+                .end    = DMACH_I2S1_RX,
+                .flags  = IORESOURCE_DMA,
+        },
+};
+
+struct platform_device exynos4_device_i2s1 = {
+        .name = "samsung-i2s",
+        .id = 1,
+        .num_resources = ARRAY_SIZE(exynos4_i2s1_resource),
+        .resource = exynos4_i2s1_resource,
+        .dev = {
+                .platform_data = &i2sv3_pdata,
+        },
+};
+
+static struct resource exynos4_i2s2_resource[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_I2S2,
+                .end    = EXYNOS4_PA_I2S2 + 0x100 - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = DMACH_I2S2_TX,
+                .end    = DMACH_I2S2_TX,
+                .flags  = IORESOURCE_DMA,
+        },
+        [2] = {
+                .start  = DMACH_I2S2_RX,
+                .end    = DMACH_I2S2_RX,
+                .flags  = IORESOURCE_DMA,
+        },
+};
+
+struct platform_device exynos4_device_i2s2 = {
+        .name = "samsung-i2s",
+        .id = 2,
+        .num_resources = ARRAY_SIZE(exynos4_i2s2_resource),
+        .resource = exynos4_i2s2_resource,
+        .dev = {
+                .platform_data = &i2sv3_pdata,
+        },
+};
+
+/* PCM Controller platform_devices */
+
+static int exynos4_pcm_cfg_gpio(struct platform_device *pdev)
+{
+        switch (pdev->id) {
+        case 0:
+                s3c_gpio_cfgpin_range(EXYNOS4_GPZ(0), 5, S3C_GPIO_SFN(3));
+                break;
+        case 1:
+                s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(3));
+                break;
+        case 2:
+                s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 5, S3C_GPIO_SFN(3));
+                break;
+        default:
+                printk(KERN_DEBUG "Invalid PCM Controller number!");
+                return -EINVAL;
+        }
+
+        return 0;
+}
+
+static struct s3c_audio_pdata s3c_pcm_pdata = {
+        .cfg_gpio = exynos4_pcm_cfg_gpio,
+};
+
+static struct resource exynos4_pcm0_resource[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_PCM0,
+                .end    = EXYNOS4_PA_PCM0 + 0x100 - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = DMACH_PCM0_TX,
+                .end    = DMACH_PCM0_TX,
+                .flags  = IORESOURCE_DMA,
+        },
+        [2] = {
+                .start  = DMACH_PCM0_RX,
+                .end    = DMACH_PCM0_RX,
+                .flags  = IORESOURCE_DMA,
+        },
+};
+
+struct platform_device exynos4_device_pcm0 = {
+        .name = "samsung-pcm",
+        .id = 0,
+        .num_resources = ARRAY_SIZE(exynos4_pcm0_resource),
+        .resource = exynos4_pcm0_resource,
+        .dev = {
+                .platform_data = &s3c_pcm_pdata,
+        },
+};
+
+static struct resource exynos4_pcm1_resource[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_PCM1,
+                .end    = EXYNOS4_PA_PCM1 + 0x100 - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = DMACH_PCM1_TX,
+                .end    = DMACH_PCM1_TX,
+                .flags  = IORESOURCE_DMA,
+        },
+        [2] = {
+                .start  = DMACH_PCM1_RX,
+                .end    = DMACH_PCM1_RX,
+                .flags  = IORESOURCE_DMA,
+        },
+};
+
+struct platform_device exynos4_device_pcm1 = {
+        .name = "samsung-pcm",
+        .id = 1,
+        .num_resources = ARRAY_SIZE(exynos4_pcm1_resource),
+        .resource = exynos4_pcm1_resource,
+        .dev = {
+                .platform_data = &s3c_pcm_pdata,
+        },
+};
+
+static struct resource exynos4_pcm2_resource[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_PCM2,
+                .end    = EXYNOS4_PA_PCM2 + 0x100 - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = DMACH_PCM2_TX,
+                .end    = DMACH_PCM2_TX,
+                .flags  = IORESOURCE_DMA,
+        },
+        [2] = {
+                .start  = DMACH_PCM2_RX,
+                .end    = DMACH_PCM2_RX,
+                .flags  = IORESOURCE_DMA,
+        },
+};
+
+struct platform_device exynos4_device_pcm2 = {
+        .name = "samsung-pcm",
+        .id = 2,
+        .num_resources = ARRAY_SIZE(exynos4_pcm2_resource),
+        .resource = exynos4_pcm2_resource,
+        .dev = {
+                .platform_data = &s3c_pcm_pdata,
+        },
+};
+
+/* AC97 Controller platform devices */
+
+static int exynos4_ac97_cfg_gpio(struct platform_device *pdev)
+{
+        return s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(4));
+}
+
+static struct resource exynos4_ac97_resource[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_AC97,
+                .end    = EXYNOS4_PA_AC97 + 0x100 - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = DMACH_AC97_PCMOUT,
+                .end    = DMACH_AC97_PCMOUT,
+                .flags  = IORESOURCE_DMA,
+        },
+        [2] = {
+                .start  = DMACH_AC97_PCMIN,
+                .end    = DMACH_AC97_PCMIN,
+                .flags  = IORESOURCE_DMA,
+        },
+        [3] = {
+                .start  = DMACH_AC97_MICIN,
+                .end    = DMACH_AC97_MICIN,
+                .flags  = IORESOURCE_DMA,
+        },
+        [4] = {
+                .start  = IRQ_AC97,
+                .end    = IRQ_AC97,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct s3c_audio_pdata s3c_ac97_pdata = {
+        .cfg_gpio = exynos4_ac97_cfg_gpio,
+};
+
+static u64 exynos4_ac97_dmamask = DMA_BIT_MASK(32);
+
+struct platform_device exynos4_device_ac97 = {
+        .name = "samsung-ac97",
+        .id = -1,
+        .num_resources = ARRAY_SIZE(exynos4_ac97_resource),
+        .resource = exynos4_ac97_resource,
+        .dev = {
+                .platform_data = &s3c_ac97_pdata,
+                .dma_mask = &exynos4_ac97_dmamask,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
+        },
+};
+
+/* S/PDIF Controller platform_device */
+
+static int exynos4_spdif_cfg_gpio(struct platform_device *pdev)
+{
+        s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 2, S3C_GPIO_SFN(4));
+
+        return 0;
+}
+
+static struct resource exynos4_spdif_resource[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_SPDIF,
+                .end    = EXYNOS4_PA_SPDIF + 0x100 - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = DMACH_SPDIF,
+                .end    = DMACH_SPDIF,
+                .flags  = IORESOURCE_DMA,
+        },
+};
+
+static struct s3c_audio_pdata samsung_spdif_pdata = {
+        .cfg_gpio = exynos4_spdif_cfg_gpio,
+};
+
+static u64 exynos4_spdif_dmamask = DMA_BIT_MASK(32);
+
+struct platform_device exynos4_device_spdif = {
+        .name = "samsung-spdif",
+        .id = -1,
+        .num_resources = ARRAY_SIZE(exynos4_spdif_resource),
+        .resource = exynos4_spdif_resource,
+        .dev = {
+                .platform_data = &samsung_spdif_pdata,
+                .dma_mask = &exynos4_spdif_dmamask,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
+        },
+};
diff --git a/arch/arm/mach-exynos4/dev-dwmci.c b/arch/arm/mach-exynos4/dev-dwmci.c
new file mode 100644
index 00000000000..b025db4bf60
--- /dev/null
+++ b/arch/arm/mach-exynos4/dev-dwmci.c
@@ -0,0 +1,82 @@
+/*
+ * linux/arch/arm/mach-exynos4/dev-dwmci.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * Platform device for Synopsys DesignWare Mobile Storage IP
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/mmc/dw_mmc.h>
+
+#include <plat/devs.h>
+
+#include <mach/map.h>
+
+static int exynos4_dwmci_get_bus_wd(u32 slot_id)
+{
+        return 4;
+}
+
+static int exynos4_dwmci_init(u32 slot_id, irq_handler_t handler, void *data)
+{
+        return 0;
+}
+
+static struct resource exynos4_dwmci_resource[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_DWMCI,
+                .end    = EXYNOS4_PA_DWMCI + SZ_4K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_DWMCI,
+                .end    = IRQ_DWMCI,
+                .flags  = IORESOURCE_IRQ,
+        }
+};
+
+static struct dw_mci_board exynos4_dwci_pdata = {
+        .num_slots                      = 1,
+        .quirks                         = DW_MCI_QUIRK_BROKEN_CARD_DETECTION,
+        .bus_hz                         = 80 * 1000 * 1000,
+        .detect_delay_ms        = 200,
+        .init                           = exynos4_dwmci_init,
+        .get_bus_wd                     = exynos4_dwmci_get_bus_wd,
+};
+
+static u64 exynos4_dwmci_dmamask = DMA_BIT_MASK(32);
+
+struct platform_device exynos4_device_dwmci = {
+        .name           = "dw_mmc",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(exynos4_dwmci_resource),
+        .resource       = exynos4_dwmci_resource,
+        .dev            = {
+                .dma_mask               = &exynos4_dwmci_dmamask,
+                .coherent_dma_mask      = DMA_BIT_MASK(32),
+                .platform_data  = &exynos4_dwci_pdata,
+        },
+};
+
+void __init exynos4_dwmci_set_platdata(struct dw_mci_board *pd)
+{
+        struct dw_mci_board *npd;
+
+        npd = s3c_set_platdata(pd, sizeof(struct dw_mci_board),
+                        &exynos4_device_dwmci);
+
+        if (!npd->init)
+                npd->init = exynos4_dwmci_init;
+        if (!npd->get_bus_wd)
+                npd->get_bus_wd = exynos4_dwmci_get_bus_wd;
+}
diff --git a/arch/arm/mach-exynos4/dev-pd.c b/arch/arm/mach-exynos4/dev-pd.c
new file mode 100644
index 00000000000..3273f25d6a7
--- /dev/null
+++ b/arch/arm/mach-exynos4/dev-pd.c
@@ -0,0 +1,139 @@
+/* linux/arch/arm/mach-exynos4/dev-pd.c
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+
+#include <mach/regs-pmu.h>
+
+#include <plat/pd.h>
+
+static int exynos4_pd_enable(struct device *dev)
+{
+        struct samsung_pd_info *pdata =  dev->platform_data;
+        u32 timeout;
+
+        __raw_writel(S5P_INT_LOCAL_PWR_EN, pdata->base);
+
+        /* Wait max 1ms */
+        timeout = 10;
+        while ((__raw_readl(pdata->base + 0x4) & S5P_INT_LOCAL_PWR_EN)
+                != S5P_INT_LOCAL_PWR_EN) {
+                if (timeout == 0) {
+                        printk(KERN_ERR "Power domain %s enable failed.\n",
+                                dev_name(dev));
+                        return -ETIMEDOUT;
+                }
+                timeout--;
+                udelay(100);
+        }
+
+        return 0;
+}
+
+static int exynos4_pd_disable(struct device *dev)
+{
+        struct samsung_pd_info *pdata =  dev->platform_data;
+        u32 timeout;
+
+        __raw_writel(0, pdata->base);
+
+        /* Wait max 1ms */
+        timeout = 10;
+        while (__raw_readl(pdata->base + 0x4) & S5P_INT_LOCAL_PWR_EN) {
+                if (timeout == 0) {
+                        printk(KERN_ERR "Power domain %s disable failed.\n",
+                                dev_name(dev));
+                        return -ETIMEDOUT;
+                }
+                timeout--;
+                udelay(100);
+        }
+
+        return 0;
+}
+
+struct platform_device exynos4_device_pd[] = {
+        {
+                .name           = "samsung-pd",
+                .id             = 0,
+                .dev = {
+                        .platform_data = &(struct samsung_pd_info) {
+                                .enable         = exynos4_pd_enable,
+                                .disable        = exynos4_pd_disable,
+                                .base           = S5P_PMU_MFC_CONF,
+                        },
+                },
+        }, {
+                .name           = "samsung-pd",
+                .id             = 1,
+                .dev = {
+                        .platform_data = &(struct samsung_pd_info) {
+                                .enable         = exynos4_pd_enable,
+                                .disable        = exynos4_pd_disable,
+                                .base           = S5P_PMU_G3D_CONF,
+                        },
+                },
+        }, {
+                .name           = "samsung-pd",
+                .id             = 2,
+                .dev = {
+                        .platform_data = &(struct samsung_pd_info) {
+                                .enable         = exynos4_pd_enable,
+                                .disable        = exynos4_pd_disable,
+                                .base           = S5P_PMU_LCD0_CONF,
+                        },
+                },
+        }, {
+                .name           = "samsung-pd",
+                .id             = 3,
+                .dev = {
+                        .platform_data = &(struct samsung_pd_info) {
+                                .enable         = exynos4_pd_enable,
+                                .disable        = exynos4_pd_disable,
+                                .base           = S5P_PMU_LCD1_CONF,
+                        },
+                },
+        }, {
+                .name           = "samsung-pd",
+                .id             = 4,
+                .dev = {
+                        .platform_data = &(struct samsung_pd_info) {
+                                .enable         = exynos4_pd_enable,
+                                .disable        = exynos4_pd_disable,
+                                .base           = S5P_PMU_TV_CONF,
+                        },
+                },
+        }, {
+                .name           = "samsung-pd",
+                .id             = 5,
+                .dev = {
+                        .platform_data = &(struct samsung_pd_info) {
+                                .enable         = exynos4_pd_enable,
+                                .disable        = exynos4_pd_disable,
+                                .base           = S5P_PMU_CAM_CONF,
+                        },
+                },
+        }, {
+                .name           = "samsung-pd",
+                .id             = 6,
+                .dev = {
+                        .platform_data = &(struct samsung_pd_info) {
+                                .enable         = exynos4_pd_enable,
+                                .disable        = exynos4_pd_disable,
+                                .base           = S5P_PMU_GPS_CONF,
+                        },
+                },
+        },
+};
diff --git a/arch/arm/mach-exynos4/dev-sysmmu.c b/arch/arm/mach-exynos4/dev-sysmmu.c
new file mode 100644
index 00000000000..3b7cae0fe23
--- /dev/null
+++ b/arch/arm/mach-exynos4/dev-sysmmu.c
@@ -0,0 +1,232 @@
+/* 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.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+
+#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 exynos4_sysmmu_resource[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_SYSMMU_MDMA,
+                .end    = EXYNOS4_PA_SYSMMU_MDMA + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_SYSMMU_MDMA0_0,
+                .end    = IRQ_SYSMMU_MDMA0_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [2] = {
+                .start  = EXYNOS4_PA_SYSMMU_SSS,
+                .end    = EXYNOS4_PA_SYSMMU_SSS + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [3] = {
+                .start  = IRQ_SYSMMU_SSS_0,
+                .end    = IRQ_SYSMMU_SSS_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [4] = {
+                .start  = EXYNOS4_PA_SYSMMU_FIMC0,
+                .end    = EXYNOS4_PA_SYSMMU_FIMC0 + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [5] = {
+                .start  = IRQ_SYSMMU_FIMC0_0,
+                .end    = IRQ_SYSMMU_FIMC0_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [6] = {
+                .start  = EXYNOS4_PA_SYSMMU_FIMC1,
+                .end    = EXYNOS4_PA_SYSMMU_FIMC1 + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [7] = {
+                .start  = IRQ_SYSMMU_FIMC1_0,
+                .end    = IRQ_SYSMMU_FIMC1_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [8] = {
+                .start  = EXYNOS4_PA_SYSMMU_FIMC2,
+                .end    = EXYNOS4_PA_SYSMMU_FIMC2 + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [9] = {
+                .start  = IRQ_SYSMMU_FIMC2_0,
+                .end    = IRQ_SYSMMU_FIMC2_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [10] = {
+                .start  = EXYNOS4_PA_SYSMMU_FIMC3,
+                .end    = EXYNOS4_PA_SYSMMU_FIMC3 + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [11] = {
+                .start  = IRQ_SYSMMU_FIMC3_0,
+                .end    = IRQ_SYSMMU_FIMC3_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [12] = {
+                .start  = EXYNOS4_PA_SYSMMU_JPEG,
+                .end    = EXYNOS4_PA_SYSMMU_JPEG + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [13] = {
+                .start  = IRQ_SYSMMU_JPEG_0,
+                .end    = IRQ_SYSMMU_JPEG_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [14] = {
+                .start  = EXYNOS4_PA_SYSMMU_FIMD0,
+                .end    = EXYNOS4_PA_SYSMMU_FIMD0 + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [15] = {
+                .start  = IRQ_SYSMMU_LCD0_M0_0,
+                .end    = IRQ_SYSMMU_LCD0_M0_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [16] = {
+                .start  = EXYNOS4_PA_SYSMMU_FIMD1,
+                .end    = EXYNOS4_PA_SYSMMU_FIMD1 + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [17] = {
+                .start  = IRQ_SYSMMU_LCD1_M1_0,
+                .end    = IRQ_SYSMMU_LCD1_M1_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [18] = {
+                .start  = EXYNOS4_PA_SYSMMU_PCIe,
+                .end    = EXYNOS4_PA_SYSMMU_PCIe + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [19] = {
+                .start  = IRQ_SYSMMU_PCIE_0,
+                .end    = IRQ_SYSMMU_PCIE_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [20] = {
+                .start  = EXYNOS4_PA_SYSMMU_G2D,
+                .end    = EXYNOS4_PA_SYSMMU_G2D + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [21] = {
+                .start  = IRQ_SYSMMU_2D_0,
+                .end    = IRQ_SYSMMU_2D_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [22] = {
+                .start  = EXYNOS4_PA_SYSMMU_ROTATOR,
+                .end    = EXYNOS4_PA_SYSMMU_ROTATOR + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [23] = {
+                .start  = IRQ_SYSMMU_ROTATOR_0,
+                .end    = IRQ_SYSMMU_ROTATOR_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [24] = {
+                .start  = EXYNOS4_PA_SYSMMU_MDMA2,
+                .end    = EXYNOS4_PA_SYSMMU_MDMA2 + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [25] = {
+                .start  = IRQ_SYSMMU_MDMA1_0,
+                .end    = IRQ_SYSMMU_MDMA1_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [26] = {
+                .start  = EXYNOS4_PA_SYSMMU_TV,
+                .end    = EXYNOS4_PA_SYSMMU_TV + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [27] = {
+                .start  = IRQ_SYSMMU_TV_M0_0,
+                .end    = IRQ_SYSMMU_TV_M0_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [28] = {
+                .start  = EXYNOS4_PA_SYSMMU_MFC_L,
+                .end    = EXYNOS4_PA_SYSMMU_MFC_L + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [29] = {
+                .start  = IRQ_SYSMMU_MFC_M0_0,
+                .end    = IRQ_SYSMMU_MFC_M0_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [30] = {
+                .start  = EXYNOS4_PA_SYSMMU_MFC_R,
+                .end    = EXYNOS4_PA_SYSMMU_MFC_R + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [31] = {
+                .start  = IRQ_SYSMMU_MFC_M1_0,
+                .end    = IRQ_SYSMMU_MFC_M1_0,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+struct platform_device exynos4_device_sysmmu = {
+        .name           = "s5p-sysmmu",
+        .id             = 32,
+        .num_resources  = ARRAY_SIZE(exynos4_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]);
+}
+
+void sysmmu_clk_disable(sysmmu_ips ips)
+{
+        if (sysmmu_clk[ips])
+                clk_disable(sysmmu_clk[ips]);
+}
diff --git a/arch/arm/mach-exynos4/dma.c b/arch/arm/mach-exynos4/dma.c
new file mode 100644
index 00000000000..564bb530f33
--- /dev/null
+++ b/arch/arm/mach-exynos4/dma.c
@@ -0,0 +1,172 @@
+/* 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>
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+
+#include <plat/devs.h>
+#include <plat/irqs.h>
+
+#include <mach/map.h>
+#include <mach/irqs.h>
+
+#include <plat/s3c-pl330-pdata.h>
+
+static u64 dma_dmamask = DMA_BIT_MASK(32);
+
+static struct resource exynos4_pdma0_resource[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_PDMA0,
+                .end    = EXYNOS4_PA_PDMA0 + SZ_4K,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_PDMA0,
+                .end    = IRQ_PDMA0,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct s3c_pl330_platdata exynos4_pdma0_pdata = {
+        .peri = {
+                [0] = DMACH_PCM0_RX,
+                [1] = DMACH_PCM0_TX,
+                [2] = DMACH_PCM2_RX,
+                [3] = DMACH_PCM2_TX,
+                [4] = DMACH_MSM_REQ0,
+                [5] = DMACH_MSM_REQ2,
+                [6] = DMACH_SPI0_RX,
+                [7] = DMACH_SPI0_TX,
+                [8] = DMACH_SPI2_RX,
+                [9] = DMACH_SPI2_TX,
+                [10] = DMACH_I2S0S_TX,
+                [11] = DMACH_I2S0_RX,
+                [12] = DMACH_I2S0_TX,
+                [13] = DMACH_I2S2_RX,
+                [14] = DMACH_I2S2_TX,
+                [15] = DMACH_UART0_RX,
+                [16] = DMACH_UART0_TX,
+                [17] = DMACH_UART2_RX,
+                [18] = DMACH_UART2_TX,
+                [19] = DMACH_UART4_RX,
+                [20] = DMACH_UART4_TX,
+                [21] = DMACH_SLIMBUS0_RX,
+                [22] = DMACH_SLIMBUS0_TX,
+                [23] = DMACH_SLIMBUS2_RX,
+                [24] = DMACH_SLIMBUS2_TX,
+                [25] = DMACH_SLIMBUS4_RX,
+                [26] = DMACH_SLIMBUS4_TX,
+                [27] = DMACH_AC97_MICIN,
+                [28] = DMACH_AC97_PCMIN,
+                [29] = DMACH_AC97_PCMOUT,
+                [30] = DMACH_MAX,
+                [31] = DMACH_MAX,
+        },
+};
+
+static struct platform_device exynos4_device_pdma0 = {
+        .name           = "s3c-pl330",
+        .id             = 0,
+        .num_resources  = ARRAY_SIZE(exynos4_pdma0_resource),
+        .resource       = exynos4_pdma0_resource,
+        .dev            = {
+                .dma_mask = &dma_dmamask,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
+                .platform_data = &exynos4_pdma0_pdata,
+        },
+};
+
+static struct resource exynos4_pdma1_resource[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_PDMA1,
+                .end    = EXYNOS4_PA_PDMA1 + SZ_4K,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_PDMA1,
+                .end    = IRQ_PDMA1,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct s3c_pl330_platdata exynos4_pdma1_pdata = {
+        .peri = {
+                [0] = DMACH_PCM0_RX,
+                [1] = DMACH_PCM0_TX,
+                [2] = DMACH_PCM1_RX,
+                [3] = DMACH_PCM1_TX,
+                [4] = DMACH_MSM_REQ1,
+                [5] = DMACH_MSM_REQ3,
+                [6] = DMACH_SPI1_RX,
+                [7] = DMACH_SPI1_TX,
+                [8] = DMACH_I2S0S_TX,
+                [9] = DMACH_I2S0_RX,
+                [10] = DMACH_I2S0_TX,
+                [11] = DMACH_I2S1_RX,
+                [12] = DMACH_I2S1_TX,
+                [13] = DMACH_UART0_RX,
+                [14] = DMACH_UART0_TX,
+                [15] = DMACH_UART1_RX,
+                [16] = DMACH_UART1_TX,
+                [17] = DMACH_UART3_RX,
+                [18] = DMACH_UART3_TX,
+                [19] = DMACH_SLIMBUS1_RX,
+                [20] = DMACH_SLIMBUS1_TX,
+                [21] = DMACH_SLIMBUS3_RX,
+                [22] = DMACH_SLIMBUS3_TX,
+                [23] = DMACH_SLIMBUS5_RX,
+                [24] = DMACH_SLIMBUS5_TX,
+                [25] = DMACH_SLIMBUS0AUX_RX,
+                [26] = DMACH_SLIMBUS0AUX_TX,
+                [27] = DMACH_SPDIF,
+                [28] = DMACH_MAX,
+                [29] = DMACH_MAX,
+                [30] = DMACH_MAX,
+                [31] = DMACH_MAX,
+        },
+};
+
+static struct platform_device exynos4_device_pdma1 = {
+        .name           = "s3c-pl330",
+        .id             = 1,
+        .num_resources  = ARRAY_SIZE(exynos4_pdma1_resource),
+        .resource       = exynos4_pdma1_resource,
+        .dev            = {
+                .dma_mask = &dma_dmamask,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
+                .platform_data = &exynos4_pdma1_pdata,
+        },
+};
+
+static struct platform_device *exynos4_dmacs[] __initdata = {
+        &exynos4_device_pdma0,
+        &exynos4_device_pdma1,
+};
+
+static int __init exynos4_dma_init(void)
+{
+        platform_add_devices(exynos4_dmacs, ARRAY_SIZE(exynos4_dmacs));
+
+        return 0;
+}
+arch_initcall(exynos4_dma_init);
diff --git a/arch/arm/mach-exynos4/headsmp.S b/arch/arm/mach-exynos4/headsmp.S
new file mode 100644
index 00000000000..3cdeb364754
--- /dev/null
+++ b/arch/arm/mach-exynos4/headsmp.S
@@ -0,0 +1,41 @@
+/*
+ *  linux/arch/arm/mach-exynos4/headsmp.S
+ *
+ *  Cloned from linux/arch/arm/mach-realview/headsmp.S
+ *
+ *  Copyright (c) 2003 ARM Limited
+ *  All Rights Reserved
+ *
+ * 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/linkage.h>
+#include <linux/init.h>
+
+        __CPUINIT
+
+/*
+ * 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(exynos4_secondary_startup)
+        mrc     p15, 0, r0, c0, c0, 5
+        and     r0, r0, #15
+        adr     r4, 1f
+        ldmia   r4, {r5, r6}
+        sub     r4, r4, r5
+        add     r6, r6, r4
+pen:    ldr     r7, [r6]
+        cmp     r7, r0
+        bne     pen
+
+        /*
+         * we've been released from the holding pen: secondary_stack
+         * should now contain the SVC stack for this core
+         */
+        b       secondary_startup
+
+1:      .long   .
+        .long   pen_release
diff --git a/arch/arm/mach-exynos4/hotplug.c b/arch/arm/mach-exynos4/hotplug.c
new file mode 100644
index 00000000000..7490789784c
--- /dev/null
+++ b/arch/arm/mach-exynos4/hotplug.c
@@ -0,0 +1,133 @@
+/* linux arch/arm/mach-exynos4/hotplug.c
+ *
+ *  Cloned from linux/arch/arm/mach-realview/hotplug.c
+ *
+ *  Copyright (C) 2002 ARM Ltd.
+ *  All Rights Reserved
+ *
+ * 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/errno.h>
+#include <linux/smp.h>
+#include <linux/io.h>
+
+#include <asm/cacheflush.h>
+
+#include <mach/regs-pmu.h>
+
+extern volatile int pen_release;
+
+static inline void cpu_enter_lowpower(void)
+{
+        unsigned int v;
+
+        flush_cache_all();
+        asm volatile(
+        "       mcr     p15, 0, %1, c7, c5, 0\n"
+        "       mcr     p15, 0, %1, c7, c10, 4\n"
+        /*
+         * Turn off coherency
+         */
+        "       mrc     p15, 0, %0, c1, c0, 1\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), "Ir" (0x40)
+          : "cc");
+}
+
+static inline void cpu_leave_lowpower(void)
+{
+        unsigned int v;
+
+        asm volatile(
+        "mrc    p15, 0, %0, c1, c0, 0\n"
+        "       orr     %0, %0, %1\n"
+        "       mcr     p15, 0, %0, c1, c0, 0\n"
+        "       mrc     p15, 0, %0, c1, c0, 1\n"
+        "       orr     %0, %0, %2\n"
+        "       mcr     p15, 0, %0, c1, c0, 1\n"
+          : "=&r" (v)
+          : "Ir" (CR_C), "Ir" (0x40)
+          : "cc");
+}
+
+static inline void platform_do_lowpower(unsigned int cpu, int *spurious)
+{
+        for (;;) {
+
+                /* make cpu1 to be turned off at next WFI command */
+                if (cpu == 1)
+                        __raw_writel(0, S5P_ARM_CORE1_CONFIGURATION);
+
+                /*
+                 * here's the WFI
+                 */
+                asm(".word      0xe320f003\n"
+                    :
+                    :
+                    : "memory", "cc");
+
+                if (pen_release == cpu) {
+                        /*
+                         * OK, proper wakeup, we're done
+                         */
+                        break;
+                }
+
+                /*
+                 * Getting here, means that we have come out of WFI without
+                 * having been woken up - this shouldn't happen
+                 *
+                 * Just note it happening - when we're woken, we can report
+                 * its occurrence.
+                 */
+                (*spurious)++;
+        }
+}
+
+int platform_cpu_kill(unsigned int cpu)
+{
+        return 1;
+}
+
+/*
+ * platform-specific code to shutdown a CPU
+ *
+ * Called with IRQs disabled
+ */
+void platform_cpu_die(unsigned int cpu)
+{
+        int spurious = 0;
+
+        /*
+         * we're ready for shutdown now, so do it
+         */
+        cpu_enter_lowpower();
+        platform_do_lowpower(cpu, &spurious);
+
+        /*
+         * bring this CPU back into the world of cache
+         * coherency, and then restore interrupts
+         */
+        cpu_leave_lowpower();
+
+        if (spurious)
+                pr_warn("CPU%u: %u spurious wakeup calls\n", cpu, spurious);
+}
+
+int platform_cpu_disable(unsigned int cpu)
+{
+        /*
+         * we don't allow CPU 0 to be shutdown (it is still too special
+         * e.g. clock tick interrupts)
+         */
+        return cpu == 0 ? -EPERM : 0;
+}
diff --git a/arch/arm/mach-exynos4/include/mach/clkdev.h b/arch/arm/mach-exynos4/include/mach/clkdev.h
new file mode 100644
index 00000000000..7dffa83d23f
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/clkdev.h
@@ -0,0 +1,7 @@
+#ifndef __MACH_CLKDEV_H__
+#define __MACH_CLKDEV_H__
+
+#define __clk_get(clk) ({ 1; })
+#define __clk_put(clk) do {} while (0)
+
+#endif
diff --git a/arch/arm/mach-exynos4/include/mach/debug-macro.S b/arch/arm/mach-exynos4/include/mach/debug-macro.S
new file mode 100644
index 00000000000..a442ef86116
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/debug-macro.S
@@ -0,0 +1,35 @@
+/* linux/arch/arm/mach-exynos4/include/mach/debug-macro.S
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * Based on arch/arm/mach-s3c6400/include/mach/debug-macro.S
+ *
+ * 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.
+*/
+
+/* pull in the relevant register and map files. */
+
+#include <mach/map.h>
+
+        /* note, for the boot process to work we have to keep the UART
+         * virtual address aligned to an 1MiB boundary for the L1
+         * mapping the head code makes. We keep the UART virtual address
+         * aligned and add in the offset when we load the value here.
+         */
+
+        .macro addruart, rp, rv
+                ldr     \rp, = S3C_PA_UART
+                ldr     \rv, = S3C_VA_UART
+#if CONFIG_DEBUG_S3C_UART != 0
+                add     \rp, \rp, #(0x10000 * CONFIG_DEBUG_S3C_UART)
+                add     \rv, \rv, #(0x10000 * CONFIG_DEBUG_S3C_UART)
+#endif
+        .endm
+
+#define fifo_full fifo_full_s5pv210
+#define fifo_level fifo_level_s5pv210
+
+#include <plat/debug-macro.S>
diff --git a/arch/arm/mach-exynos4/include/mach/dma.h b/arch/arm/mach-exynos4/include/mach/dma.h
new file mode 100644
index 00000000000..81209eb1409
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/dma.h
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2010 Samsung Electronics Co. Ltd.
+ *      Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __MACH_DMA_H
+#define __MACH_DMA_H
+
+/* This platform uses the common S3C DMA API driver for PL330 */
+#include <plat/s3c-dma-pl330.h>
+
+#endif /* __MACH_DMA_H */
diff --git a/arch/arm/mach-exynos4/include/mach/dwmci.h b/arch/arm/mach-exynos4/include/mach/dwmci.h
new file mode 100644
index 00000000000..7ce657459cc
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/dwmci.h
@@ -0,0 +1,20 @@
+/* linux/arch/arm/mach-exynos4/include/mach/dwmci.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com/
+ *
+ * Synopsys DesignWare Mobile Storage for EXYNOS4210
+ *
+ * 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_DWMCI_H
+#define __ASM_ARM_ARCH_DWMCI_H __FILE__
+
+#include <linux/mmc/dw_mmc.h>
+
+extern void exynos4_dwmci_set_platdata(struct dw_mci_board *pd);
+
+#endif /* __ASM_ARM_ARCH_DWMCI_H */
diff --git a/arch/arm/mach-exynos4/include/mach/entry-macro.S b/arch/arm/mach-exynos4/include/mach/entry-macro.S
new file mode 100644
index 00000000000..d7a1e281ce7
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/entry-macro.S
@@ -0,0 +1,83 @@
+/* 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 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
+ * warranty of any kind, whether express or implied.
+*/
+
+#include <mach/hardware.h>
+#include <mach/map.h>
+#include <asm/hardware/gic.h>
+
+                .macro  disable_fiq
+                .endm
+
+                .macro  get_irqnr_preamble, base, tmp
+                ldr     \base, =gic_cpu_base_addr
+                ldr     \base, [\base]
+                mrc     p15, 0, \tmp, c0, c0, 5
+                and     \tmp, \tmp, #3
+                cmp     \tmp, #1
+                addeq   \base, \base, #EXYNOS4_GIC_BANK_OFFSET
+                .endm
+
+                .macro  arch_ret_to_user, tmp1, tmp2
+                .endm
+
+                /*
+                 * The interrupt numbering scheme is defined in the
+                 * interrupt controller spec.  To wit:
+                 *
+                 * Interrupts 0-15 are IPI
+                 * 16-28 are reserved
+                 * 29-31 are local.  We allow 30 to be used for the watchdog.
+                 * 32-1020 are global
+                 * 1021-1022 are reserved
+                 * 1023 is "spurious" (no interrupt)
+                 *
+                 * For now, we ignore all local interrupts so only return an interrupt if it's
+                 * between 30 and 1020.  The test_for_ipi routine below will pick up on IPIs.
+                 *
+                 * A simple read from the controller will tell us the number of the highest
+                 * priority enabled interrupt.  We then just need to check whether it is in the
+                 * valid range for an IRQ (30-1020 inclusive).
+                 */
+
+                .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
+
+                ldr     \irqstat, [\base, #GIC_CPU_INTACK] /* bits 12-10 = src CPU, 9-0 = int # */
+
+                ldr     \tmp, =1021
+
+                bic     \irqnr, \irqstat, #0x1c00
+
+                cmp     \irqnr, #29
+                cmpcc   \irqnr, \irqnr
+                cmpne   \irqnr, \tmp
+                cmpcs   \irqnr, \irqnr
+                addne   \irqnr, \irqnr, #32
+
+                .endm
+
+                /* We assume that irqstat (the raw value of the IRQ acknowledge
+                 * register) is preserved from the macro above.
+                 * If there is an IPI, we immediately signal end of interrupt on the
+                 * controller, since this requires the original irqstat value which
+                 * we won't easily be able to recreate later.
+                 */
+
+                .macro test_for_ipi, irqnr, irqstat, base, tmp
+                bic     \irqnr, \irqstat, #0x1c00
+                cmp     \irqnr, #16
+                strcc   \irqstat, [\base, #GIC_CPU_EOI]
+                cmpcs   \irqnr, \irqnr
+                .endm
+
+                /* As above, this assumes that irqstat and base are preserved.. */
+
+                .macro test_for_ltirq, irqnr, irqstat, base, tmp
+                .endm
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..be9266b10fd
--- /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 up to 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-exynos4/include/mach/hardware.h b/arch/arm/mach-exynos4/include/mach/hardware.h
new file mode 100644
index 00000000000..5109eb232f2
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/hardware.h
@@ -0,0 +1,18 @@
+/* linux/arch/arm/mach-exynos4/include/mach/hardware.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H __FILE__
+
+/* currently nothing here, placeholder */
+
+#endif /* __ASM_ARCH_HARDWARE_H */
diff --git a/arch/arm/mach-exynos4/include/mach/io.h b/arch/arm/mach-exynos4/include/mach/io.h
new file mode 100644
index 00000000000..d5478d24753
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/io.h
@@ -0,0 +1,26 @@
+/* linux/arch/arm/mach-exynos4/include/mach/io.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              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 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_IO_H
+#define __ASM_ARM_ARCH_IO_H __FILE__
+
+/* No current ISA/PCI bus support. */
+#define __io(a)         __typesafe_io(a)
+#define __mem_pci(a)    (a)
+
+#define IO_SPACE_LIMIT (0xFFFFFFFF)
+
+#endif /* __ASM_ARM_ARCH_IO_H */
diff --git a/arch/arm/mach-exynos4/include/mach/irqs.h b/arch/arm/mach-exynos4/include/mach/irqs.h
new file mode 100644
index 00000000000..f8952f8f375
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/irqs.h
@@ -0,0 +1,163 @@
+/* linux/arch/arm/mach-exynos4/include/mach/irqs.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_IRQS_H
+#define __ASM_ARCH_IRQS_H __FILE__
+
+#include <plat/irqs.h>
+
+/* PPI: Private Peripheral Interrupt */
+
+#define IRQ_PPI(x)              S5P_IRQ(x+16)
+
+/* SPI: Shared Peripheral Interrupt */
+
+#define IRQ_SPI(x)              S5P_IRQ(x+32)
+
+#define IRQ_EINT0               IRQ_SPI(16)
+#define IRQ_EINT1               IRQ_SPI(17)
+#define IRQ_EINT2               IRQ_SPI(18)
+#define IRQ_EINT3               IRQ_SPI(19)
+#define IRQ_EINT4               IRQ_SPI(20)
+#define IRQ_EINT5               IRQ_SPI(21)
+#define IRQ_EINT6               IRQ_SPI(22)
+#define IRQ_EINT7               IRQ_SPI(23)
+#define IRQ_EINT8               IRQ_SPI(24)
+#define IRQ_EINT9               IRQ_SPI(25)
+#define IRQ_EINT10              IRQ_SPI(26)
+#define IRQ_EINT11              IRQ_SPI(27)
+#define IRQ_EINT12              IRQ_SPI(28)
+#define IRQ_EINT13              IRQ_SPI(29)
+#define IRQ_EINT14              IRQ_SPI(30)
+#define IRQ_EINT15              IRQ_SPI(31)
+#define IRQ_EINT16_31           IRQ_SPI(32)
+
+#define IRQ_PDMA0               IRQ_SPI(35)
+#define IRQ_PDMA1               IRQ_SPI(36)
+#define IRQ_TIMER0_VIC          IRQ_SPI(37)
+#define IRQ_TIMER1_VIC          IRQ_SPI(38)
+#define IRQ_TIMER2_VIC          IRQ_SPI(39)
+#define IRQ_TIMER3_VIC          IRQ_SPI(40)
+#define IRQ_TIMER4_VIC          IRQ_SPI(41)
+#define IRQ_MCT_L0              IRQ_SPI(42)
+#define IRQ_WDT                 IRQ_SPI(43)
+#define IRQ_RTC_ALARM           IRQ_SPI(44)
+#define IRQ_RTC_TIC             IRQ_SPI(45)
+#define IRQ_GPIO_XB             IRQ_SPI(46)
+#define IRQ_GPIO_XA             IRQ_SPI(47)
+#define IRQ_MCT_L1              IRQ_SPI(48)
+
+#define IRQ_UART0               IRQ_SPI(52)
+#define IRQ_UART1               IRQ_SPI(53)
+#define IRQ_UART2               IRQ_SPI(54)
+#define IRQ_UART3               IRQ_SPI(55)
+#define IRQ_UART4               IRQ_SPI(56)
+#define IRQ_MCT_G0              IRQ_SPI(57)
+#define IRQ_IIC                 IRQ_SPI(58)
+#define IRQ_IIC1                IRQ_SPI(59)
+#define IRQ_IIC2                IRQ_SPI(60)
+#define IRQ_IIC3                IRQ_SPI(61)
+#define IRQ_IIC4                IRQ_SPI(62)
+#define IRQ_IIC5                IRQ_SPI(63)
+#define IRQ_IIC6                IRQ_SPI(64)
+#define IRQ_IIC7                IRQ_SPI(65)
+
+#define IRQ_USB_HOST            IRQ_SPI(70)
+#define IRQ_USB_HSOTG           IRQ_SPI(71)
+#define IRQ_MODEM_IF            IRQ_SPI(72)
+#define IRQ_HSMMC0              IRQ_SPI(73)
+#define IRQ_HSMMC1              IRQ_SPI(74)
+#define IRQ_HSMMC2              IRQ_SPI(75)
+#define IRQ_HSMMC3              IRQ_SPI(76)
+#define IRQ_DWMCI               IRQ_SPI(77)
+
+#define IRQ_MIPI_CSIS0          IRQ_SPI(78)
+#define IRQ_MIPI_CSIS1          IRQ_SPI(80)
+
+#define IRQ_ONENAND_AUDI        IRQ_SPI(82)
+#define IRQ_ROTATOR             IRQ_SPI(83)
+#define IRQ_FIMC0               IRQ_SPI(84)
+#define IRQ_FIMC1               IRQ_SPI(85)
+#define IRQ_FIMC2               IRQ_SPI(86)
+#define IRQ_FIMC3               IRQ_SPI(87)
+#define IRQ_JPEG                IRQ_SPI(88)
+#define IRQ_2D                  IRQ_SPI(89)
+#define IRQ_PCIE                IRQ_SPI(90)
+
+#define IRQ_MFC                 IRQ_SPI(94)
+
+#define IRQ_AUDIO_SS            IRQ_SPI(96)
+#define IRQ_I2S0                IRQ_SPI(97)
+#define IRQ_I2S1                IRQ_SPI(98)
+#define IRQ_I2S2                IRQ_SPI(99)
+#define IRQ_AC97                IRQ_SPI(100)
+
+#define IRQ_SPDIF               IRQ_SPI(104)
+#define IRQ_ADC0                IRQ_SPI(105)
+#define IRQ_PEN0                IRQ_SPI(106)
+#define IRQ_ADC1                IRQ_SPI(107)
+#define IRQ_PEN1                IRQ_SPI(108)
+#define IRQ_KEYPAD              IRQ_SPI(109)
+#define IRQ_PMU                 IRQ_SPI(110)
+#define IRQ_GPS                 IRQ_SPI(111)
+#define IRQ_INTFEEDCTRL_SSS     IRQ_SPI(112)
+#define IRQ_SLIMBUS             IRQ_SPI(113)
+
+#define IRQ_TSI                 IRQ_SPI(115)
+#define IRQ_SATA                IRQ_SPI(116)
+
+#define MAX_IRQ_IN_COMBINER     8
+#define COMBINER_GROUP(x)       ((x) * MAX_IRQ_IN_COMBINER + IRQ_SPI(128))
+#define COMBINER_IRQ(x, y)      (COMBINER_GROUP(x) + y)
+
+#define IRQ_SYSMMU_MDMA0_0      COMBINER_IRQ(4, 0)
+#define IRQ_SYSMMU_SSS_0        COMBINER_IRQ(4, 1)
+#define IRQ_SYSMMU_FIMC0_0      COMBINER_IRQ(4, 2)
+#define IRQ_SYSMMU_FIMC1_0      COMBINER_IRQ(4, 3)
+#define IRQ_SYSMMU_FIMC2_0      COMBINER_IRQ(4, 4)
+#define IRQ_SYSMMU_FIMC3_0      COMBINER_IRQ(4, 5)
+#define IRQ_SYSMMU_JPEG_0       COMBINER_IRQ(4, 6)
+#define IRQ_SYSMMU_2D_0         COMBINER_IRQ(4, 7)
+
+#define IRQ_SYSMMU_ROTATOR_0    COMBINER_IRQ(5, 0)
+#define IRQ_SYSMMU_MDMA1_0      COMBINER_IRQ(5, 1)
+#define IRQ_SYSMMU_LCD0_M0_0    COMBINER_IRQ(5, 2)
+#define IRQ_SYSMMU_LCD1_M1_0    COMBINER_IRQ(5, 3)
+#define IRQ_SYSMMU_TV_M0_0      COMBINER_IRQ(5, 4)
+#define IRQ_SYSMMU_MFC_M0_0     COMBINER_IRQ(5, 5)
+#define IRQ_SYSMMU_MFC_M1_0     COMBINER_IRQ(5, 6)
+#define IRQ_SYSMMU_PCIE_0       COMBINER_IRQ(5, 7)
+
+#define IRQ_FIMD0_FIFO          COMBINER_IRQ(11, 0)
+#define IRQ_FIMD0_VSYNC         COMBINER_IRQ(11, 1)
+#define IRQ_FIMD0_SYSTEM        COMBINER_IRQ(11, 2)
+
+#define MAX_COMBINER_NR         16
+
+#define IRQ_ADC                 IRQ_ADC0
+#define IRQ_TC                  IRQ_PEN0
+
+#define S5P_IRQ_EINT_BASE       COMBINER_IRQ(MAX_COMBINER_NR, 0)
+
+#define S5P_EINT_BASE1          (S5P_IRQ_EINT_BASE + 0)
+#define S5P_EINT_BASE2          (S5P_IRQ_EINT_BASE + 16)
+
+/* 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)
+
+/* Set the default NR_IRQS */
+#define NR_IRQS                 (IRQ_GPIO_END + 64)
+
+#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..d32296dc65e
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/map.h
@@ -0,0 +1,179 @@
+/* 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             0x10440000
+
+#define EXYNOS4_PA_GIC_CPU              0x10480000
+#define EXYNOS4_PA_GIC_DIST             0x10490000
+#define EXYNOS4_GIC_BANK_OFFSET         0x8000
+
+#define EXYNOS4_PA_COREPERI             0x10500000
+#define EXYNOS4_PA_TWD                  0x10500600
+#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_FIMD0                0x11C00000
+
+#define EXYNOS4_PA_HSMMC(x)             (0x12510000 + ((x) * 0x10000))
+#define EXYNOS4_PA_DWMCI                0x12550000
+
+#define EXYNOS4_PA_SATA                 0x12560000
+#define EXYNOS4_PA_SATAPHY              0x125D0000
+#define EXYNOS4_PA_SATAPHY_CTRL         0x126B0000
+
+#define EXYNOS4_PA_SROMC                0x12570000
+
+#define EXYNOS4_PA_EHCI                 0x12580000
+#define EXYNOS4_PA_HSPHY                0x125B0000
+#define EXYNOS4_PA_MFC                  0x13400000
+
+#define EXYNOS4_PA_UART                 0x13800000
+
+#define EXYNOS4_PA_IIC(x)               (0x13860000 + ((x) * 0x10000))
+
+#define EXYNOS4_PA_ADC                  0x13910000
+#define EXYNOS4_PA_ADC1                 0x13911000
+
+#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 SAMSUNG_PA_ADC                  EXYNOS4_PA_ADC
+#define SAMSUNG_PA_ADC1                 EXYNOS4_PA_ADC1
+#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_FIMD0                    EXYNOS4_PA_FIMD0
+#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_MFC                      EXYNOS4_PA_MFC
+#define S5P_PA_SYSCON                   EXYNOS4_PA_SYSCON
+#define S5P_PA_TIMER                    EXYNOS4_PA_TIMER
+#define S5P_PA_EHCI                     EXYNOS4_PA_EHCI
+
+#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-exynos4/include/mach/memory.h b/arch/arm/mach-exynos4/include/mach/memory.h
new file mode 100644
index 00000000000..374ef2cf715
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/memory.h
@@ -0,0 +1,22 @@
+/* linux/arch/arm/mach-exynos4/include/mach/memory.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_MEMORY_H
+#define __ASM_ARCH_MEMORY_H __FILE__
+
+#define PLAT_PHYS_OFFSET                UL(0x40000000)
+
+/* Maximum of 256MiB in one bank */
+#define MAX_PHYSMEM_BITS        32
+#define SECTION_SIZE_BITS       28
+
+#endif /* __ASM_ARCH_MEMORY_H */
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..1df3b81f96e
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/pm-core.h
@@ -0,0 +1,59 @@
+/* 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 */
+}
+
+static inline void s3c_pm_restored_gpios(void)
+{
+        /* nothing here yet */
+}
+
+static inline void s3c_pm_saved_gpios(void)
+{
+        /* nothing here yet */
+}
diff --git a/arch/arm/mach-exynos4/include/mach/pmu.h b/arch/arm/mach-exynos4/include/mach/pmu.h
new file mode 100644
index 00000000000..a952904b010
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/pmu.h
@@ -0,0 +1,25 @@
+/* linux/arch/arm/mach-exynos4/include/mach/pmu.h
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com/
+ *
+ * EXYNOS4210 - PMU(Power Management Unit) 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_PMU_H
+#define __ASM_ARCH_PMU_H __FILE__
+
+enum sys_powerdown {
+        SYS_AFTR,
+        SYS_LPA,
+        SYS_SLEEP,
+        NUM_SYS_POWERDOWN,
+};
+
+extern void exynos4_sys_powerdown_conf(enum sys_powerdown mode);
+
+#endif /* __ASM_ARCH_PMU_H */
diff --git a/arch/arm/mach-exynos4/include/mach/pwm-clock.h b/arch/arm/mach-exynos4/include/mach/pwm-clock.h
new file mode 100644
index 00000000000..8e12090287b
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/pwm-clock.h
@@ -0,0 +1,70 @@
+/* linux/arch/arm/mach-exynos4/include/mach/pwm-clock.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * Based on arch/arm/mach-s3c64xx/include/mach/pwm-clock.h
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_PWMCLK_H
+#define __ASM_ARCH_PWMCLK_H __FILE__
+
+/**
+ * pwm_cfg_src_is_tclk() - return whether the given mux config is a tclk
+ * @tcfg: The timer TCFG1 register bits shifted down to 0.
+ *
+ * Return true if the given configuration from TCFG1 is a TCLK instead
+ * any of the TDIV clocks.
+ */
+static inline int pwm_cfg_src_is_tclk(unsigned long tcfg)
+{
+        return tcfg == S3C64XX_TCFG1_MUX_TCLK;
+}
+
+/**
+ * tcfg_to_divisor() - convert tcfg1 setting to a divisor
+ * @tcfg1: The tcfg1 setting, shifted down.
+ *
+ * Get the divisor value for the given tcfg1 setting. We assume the
+ * caller has already checked to see if this is not a TCLK source.
+ */
+static inline unsigned long tcfg_to_divisor(unsigned long tcfg1)
+{
+        return 1 << tcfg1;
+}
+
+/**
+ * pwm_tdiv_has_div1() - does the tdiv setting have a /1
+ *
+ * Return true if we have a /1 in the tdiv setting.
+ */
+static inline unsigned int pwm_tdiv_has_div1(void)
+{
+        return 1;
+}
+
+/**
+ * pwm_tdiv_div_bits() - calculate TCFG1 divisor value.
+ * @div: The divisor to calculate the bit information for.
+ *
+ * Turn a divisor into the necessary bit field for TCFG1.
+ */
+static inline unsigned long pwm_tdiv_div_bits(unsigned int div)
+{
+        return ilog2(div);
+}
+
+#define S3C_TCFG1_MUX_TCLK S3C64XX_TCFG1_MUX_TCLK
+
+#endif /* __ASM_ARCH_PWMCLK_H */
diff --git a/arch/arm/mach-exynos4/include/mach/regs-audss.h b/arch/arm/mach-exynos4/include/mach/regs-audss.h
new file mode 100644
index 00000000000..ca5a8b64218
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/regs-audss.h
@@ -0,0 +1,18 @@
+/* arch/arm/mach-exynos4/include/mach/regs-audss.h
+ *
+ * Copyright (c) 2011 Samsung Electronics
+ *              http://www.samsung.com
+ *
+ * Exynos4 Audio SubSystem 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
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __PLAT_REGS_AUDSS_H
+#define __PLAT_REGS_AUDSS_H __FILE__
+
+#define EXYNOS4_AUDSS_INT_MEM   (0x03000000)
+
+#endif /* _PLAT_REGS_AUDSS_H */
diff --git a/arch/arm/mach-exynos4/include/mach/regs-clock.h b/arch/arm/mach-exynos4/include/mach/regs-clock.h
new file mode 100644
index 00000000000..d493fdb422f
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/regs-clock.h
@@ -0,0 +1,192 @@
+/* linux/arch/arm/mach-exynos4/include/mach/regs-clock.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_REGS_CLOCK_H
+#define __ASM_ARCH_REGS_CLOCK_H __FILE__
+
+#include <mach/map.h>
+
+#define S5P_CLKREG(x)                   (S5P_VA_CMU + (x))
+
+#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_LOCK                   S5P_CLKREG(0x0C010)
+#define S5P_VPLL_LOCK                   S5P_CLKREG(0x0C020)
+
+#define S5P_EPLL_CON0                   S5P_CLKREG(0x0C110)
+#define S5P_EPLL_CON1                   S5P_CLKREG(0x0C114)
+#define S5P_VPLL_CON0                   S5P_CLKREG(0x0C120)
+#define S5P_VPLL_CON1                   S5P_CLKREG(0x0C124)
+
+#define S5P_CLKSRC_TOP0                 S5P_CLKREG(0x0C210)
+#define S5P_CLKSRC_TOP1                 S5P_CLKREG(0x0C214)
+#define S5P_CLKSRC_CAM                  S5P_CLKREG(0x0C220)
+#define S5P_CLKSRC_TV                   S5P_CLKREG(0x0C224)
+#define S5P_CLKSRC_MFC                  S5P_CLKREG(0x0C228)
+#define S5P_CLKSRC_G3D                  S5P_CLKREG(0x0C22C)
+#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)
+#define S5P_CLKDIV_FSYS3                S5P_CLKREG(0x0C54C)
+#define S5P_CLKDIV_PERIL0               S5P_CLKREG(0x0C550)
+#define S5P_CLKDIV_PERIL1               S5P_CLKREG(0x0C554)
+#define S5P_CLKDIV_PERIL2               S5P_CLKREG(0x0C558)
+#define S5P_CLKDIV_PERIL3               S5P_CLKREG(0x0C55C)
+#define S5P_CLKDIV_PERIL4               S5P_CLKREG(0x0C560)
+#define S5P_CLKDIV_PERIL5               S5P_CLKREG(0x0C564)
+#define S5P_CLKDIV2_RATIO               S5P_CLKREG(0x0C580)
+
+#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)
+#define S5P_APLL_CON0                   S5P_CLKREG(0x14100)
+#define S5P_APLL_CON1                   S5P_CLKREG(0x14104)
+#define S5P_MPLL_CON0                   S5P_CLKREG(0x14108)
+#define S5P_MPLL_CON1                   S5P_CLKREG(0x1410C)
+
+#define S5P_CLKSRC_CPU                  S5P_CLKREG(0x14200)
+#define S5P_CLKMUX_STATCPU              S5P_CLKREG(0x14400)
+
+#define S5P_CLKDIV_CPU                  S5P_CLKREG(0x14500)
+#define S5P_CLKDIV_CPU1                 S5P_CLKREG(0x14504)
+#define S5P_CLKDIV_STATCPU              S5P_CLKREG(0x14600)
+#define S5P_CLKDIV_STATCPU1             S5P_CLKREG(0x14604)
+
+#define S5P_CLKGATE_SCLKCPU             S5P_CLKREG(0x14800)
+#define S5P_CLKGATE_IP_CPU              S5P_CLKREG(0x14900)
+
+#define S5P_APLL_LOCKTIME               (0x1C20)        /* 300us */
+
+#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)
+
+#define S5P_EPLLCON0_ENABLE_SHIFT       (31)
+#define S5P_EPLLCON0_LOCKED_SHIFT       (29)
+
+#define S5P_VPLLCON0_ENABLE_SHIFT       (31)
+#define S5P_VPLLCON0_LOCKED_SHIFT       (29)
+
+#define S5P_CLKSRC_CPU_MUXCORE_SHIFT    (16)
+#define S5P_CLKMUX_STATCPU_MUXCORE_MASK (0x7 << S5P_CLKSRC_CPU_MUXCORE_SHIFT)
+
+#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)
+#define S5P_CLKDIV_CPU0_COREM0_MASK     (0x7 << S5P_CLKDIV_CPU0_COREM0_SHIFT)
+#define S5P_CLKDIV_CPU0_COREM1_SHIFT    (8)
+#define S5P_CLKDIV_CPU0_COREM1_MASK     (0x7 << S5P_CLKDIV_CPU0_COREM1_SHIFT)
+#define S5P_CLKDIV_CPU0_PERIPH_SHIFT    (12)
+#define S5P_CLKDIV_CPU0_PERIPH_MASK     (0x7 << S5P_CLKDIV_CPU0_PERIPH_SHIFT)
+#define S5P_CLKDIV_CPU0_ATB_SHIFT       (16)
+#define S5P_CLKDIV_CPU0_ATB_MASK        (0x7 << S5P_CLKDIV_CPU0_ATB_SHIFT)
+#define S5P_CLKDIV_CPU0_PCLKDBG_SHIFT   (20)
+#define S5P_CLKDIV_CPU0_PCLKDBG_MASK    (0x7 << S5P_CLKDIV_CPU0_PCLKDBG_SHIFT)
+#define S5P_CLKDIV_CPU0_APLL_SHIFT      (24)
+#define S5P_CLKDIV_CPU0_APLL_MASK       (0x7 << S5P_CLKDIV_CPU0_APLL_SHIFT)
+
+#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)
+#define S5P_CLKDIV_DMC0_ACPPCLK_MASK    (0x7 << S5P_CLKDIV_DMC0_ACPPCLK_SHIFT)
+#define S5P_CLKDIV_DMC0_DPHY_SHIFT      (8)
+#define S5P_CLKDIV_DMC0_DPHY_MASK       (0x7 << S5P_CLKDIV_DMC0_DPHY_SHIFT)
+#define S5P_CLKDIV_DMC0_DMC_SHIFT       (12)
+#define S5P_CLKDIV_DMC0_DMC_MASK        (0x7 << S5P_CLKDIV_DMC0_DMC_SHIFT)
+#define S5P_CLKDIV_DMC0_DMCD_SHIFT      (16)
+#define S5P_CLKDIV_DMC0_DMCD_MASK       (0x7 << S5P_CLKDIV_DMC0_DMCD_SHIFT)
+#define S5P_CLKDIV_DMC0_DMCP_SHIFT      (20)
+#define S5P_CLKDIV_DMC0_DMCP_MASK       (0x7 << S5P_CLKDIV_DMC0_DMCP_SHIFT)
+#define S5P_CLKDIV_DMC0_COPY2_SHIFT     (24)
+#define S5P_CLKDIV_DMC0_COPY2_MASK      (0x7 << S5P_CLKDIV_DMC0_COPY2_SHIFT)
+#define S5P_CLKDIV_DMC0_CORETI_SHIFT    (28)
+#define S5P_CLKDIV_DMC0_CORETI_MASK     (0x7 << S5P_CLKDIV_DMC0_CORETI_SHIFT)
+
+#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)
+#define S5P_CLKDIV_TOP_ACLK100_MASK     (0xf << S5P_CLKDIV_TOP_ACLK100_SHIFT)
+#define S5P_CLKDIV_TOP_ACLK160_SHIFT    (8)
+#define S5P_CLKDIV_TOP_ACLK160_MASK     (0x7 << S5P_CLKDIV_TOP_ACLK160_SHIFT)
+#define S5P_CLKDIV_TOP_ACLK133_SHIFT    (12)
+#define S5P_CLKDIV_TOP_ACLK133_MASK     (0x7 << S5P_CLKDIV_TOP_ACLK133_SHIFT)
+#define S5P_CLKDIV_TOP_ONENAND_SHIFT    (16)
+#define S5P_CLKDIV_TOP_ONENAND_MASK     (0x7 << S5P_CLKDIV_TOP_ONENAND_SHIFT)
+
+#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 and inclusion */
+
+#include <mach/regs-pmu.h>
+
+#define S5P_EPLL_CON                    S5P_EPLL_CON0
+
+#endif /* __ASM_ARCH_REGS_CLOCK_H */
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-exynos4/include/mach/regs-irq.h b/arch/arm/mach-exynos4/include/mach/regs-irq.h
new file mode 100644
index 00000000000..9c7b4bfd546
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/regs-irq.h
@@ -0,0 +1,19 @@
+/* linux/arch/arm/mach-exynos4/include/mach/regs-irq.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_REGS_IRQ_H
+#define __ASM_ARCH_REGS_IRQ_H __FILE__
+
+#include <asm/hardware/gic.h>
+#include <mach/map.h>
+
+#endif /* __ASM_ARCH_REGS_IRQ_H */
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-exynos4/include/mach/regs-mem.h b/arch/arm/mach-exynos4/include/mach/regs-mem.h
new file mode 100644
index 00000000000..0368b5a2725
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/regs-mem.h
@@ -0,0 +1,23 @@
+/* linux/arch/arm/mach-exynos4/include/mach/regs-mem.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_REGS_MEM_H
+#define __ASM_ARCH_REGS_MEM_H __FILE__
+
+#include <mach/map.h>
+
+#define S5P_DMC0_MEMCON_OFFSET          0x04
+
+#define S5P_DMC0_MEMTYPE_SHIFT          8
+#define S5P_DMC0_MEMTYPE_MASK           0xF
+
+#endif /* __ASM_ARCH_REGS_MEM_H */
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..cdf9b47c303
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/regs-pmu.h
@@ -0,0 +1,168 @@
+/* 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_SWRESET                             S5P_PMUREG(0x0400)
+
+#define S5P_WAKEUP_STAT                         S5P_PMUREG(0x0600)
+#define S5P_EINT_WAKEUP_MASK                    S5P_PMUREG(0x0604)
+#define S5P_WAKEUP_MASK                         S5P_PMUREG(0x0608)
+
+#define S5P_USBHOST_PHY_CONTROL                 S5P_PMUREG(0x0708)
+#define S5P_USBHOST_PHY_ENABLE                  (1 << 0)
+
+#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_CORE_LOCAL_PWR_EN                   0x3
+#define S5P_INT_LOCAL_PWR_EN                    0x7
+
+#define S5P_CHECK_SLEEP                         0x00000BAD
+
+#endif /* __ASM_ARCH_REGS_PMU_H */
diff --git a/arch/arm/mach-exynos4/include/mach/regs-sysmmu.h b/arch/arm/mach-exynos4/include/mach/regs-sysmmu.h
new file mode 100644
index 00000000000..68ff6ad08a2
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/regs-sysmmu.h
@@ -0,0 +1,28 @@
+/* linux/arch/arm/mach-exynos4/include/mach/regs-sysmmu.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_REGS_SYSMMU_H
+#define __ASM_ARCH_REGS_SYSMMU_H __FILE__
+
+#define S5P_MMU_CTRL                    0x000
+#define S5P_MMU_CFG                     0x004
+#define S5P_MMU_STATUS                  0x008
+#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-exynos4/include/mach/regs-usb-phy.h b/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h
new file mode 100644
index 00000000000..c337cf3a71b
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics Co.Ltd
+ * Author: Joonyoung Shim <jy0922.shim@samsung.com>
+ *
+ * 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.
+ */
+
+#ifndef __PLAT_S5P_REGS_USB_PHY_H
+#define __PLAT_S5P_REGS_USB_PHY_H
+
+#define EXYNOS4_HSOTG_PHYREG(x)         ((x) + S3C_VA_USB_HSPHY)
+
+#define EXYNOS4_PHYPWR                  EXYNOS4_HSOTG_PHYREG(0x00)
+#define PHY1_HSIC_NORMAL_MASK           (0xf << 9)
+#define PHY1_HSIC1_SLEEP                (1 << 12)
+#define PHY1_HSIC1_FORCE_SUSPEND        (1 << 11)
+#define PHY1_HSIC0_SLEEP                (1 << 10)
+#define PHY1_HSIC0_FORCE_SUSPEND        (1 << 9)
+
+#define PHY1_STD_NORMAL_MASK            (0x7 << 6)
+#define PHY1_STD_SLEEP                  (1 << 8)
+#define PHY1_STD_ANALOG_POWERDOWN       (1 << 7)
+#define PHY1_STD_FORCE_SUSPEND          (1 << 6)
+
+#define PHY0_NORMAL_MASK                (0x39 << 0)
+#define PHY0_SLEEP                      (1 << 5)
+#define PHY0_OTG_DISABLE                (1 << 4)
+#define PHY0_ANALOG_POWERDOWN           (1 << 3)
+#define PHY0_FORCE_SUSPEND              (1 << 0)
+
+#define EXYNOS4_PHYCLK                  EXYNOS4_HSOTG_PHYREG(0x04)
+#define PHY1_COMMON_ON_N                (1 << 7)
+#define PHY0_COMMON_ON_N                (1 << 4)
+#define PHY0_ID_PULLUP                  (1 << 2)
+#define CLKSEL_MASK                     (0x3 << 0)
+#define CLKSEL_SHIFT                    (0)
+#define CLKSEL_48M                      (0x0 << 0)
+#define CLKSEL_12M                      (0x2 << 0)
+#define CLKSEL_24M                      (0x3 << 0)
+
+#define EXYNOS4_RSTCON                  EXYNOS4_HSOTG_PHYREG(0x08)
+#define HOST_LINK_PORT_SWRST_MASK       (0xf << 6)
+#define HOST_LINK_PORT2_SWRST           (1 << 9)
+#define HOST_LINK_PORT1_SWRST           (1 << 8)
+#define HOST_LINK_PORT0_SWRST           (1 << 7)
+#define HOST_LINK_ALL_SWRST             (1 << 6)
+
+#define PHY1_SWRST_MASK                 (0x7 << 3)
+#define PHY1_HSIC_SWRST                 (1 << 5)
+#define PHY1_STD_SWRST                  (1 << 4)
+#define PHY1_ALL_SWRST                  (1 << 3)
+
+#define PHY0_SWRST_MASK                 (0x7 << 0)
+#define PHY0_PHYLINK_SWRST              (1 << 2)
+#define PHY0_HLINK_SWRST                (1 << 1)
+#define PHY0_SWRST                      (1 << 0)
+
+#define EXYNOS4_PHY1CON                 EXYNOS4_HSOTG_PHYREG(0x34)
+#define FPENABLEN                       (1 << 0)
+
+#endif /* __PLAT_S5P_REGS_USB_PHY_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-exynos4/include/mach/system.h b/arch/arm/mach-exynos4/include/mach/system.h
new file mode 100644
index 00000000000..5e3220c18fc
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/system.h
@@ -0,0 +1,22 @@
+/* linux/arch/arm/mach-exynos4/include/mach/system.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_SYSTEM_H
+#define __ASM_ARCH_SYSTEM_H __FILE__
+
+#include <plat/system-reset.h>
+
+static void arch_idle(void)
+{
+        /* nothing here yet */
+}
+#endif /* __ASM_ARCH_SYSTEM_H */
diff --git a/arch/arm/mach-exynos4/include/mach/timex.h b/arch/arm/mach-exynos4/include/mach/timex.h
new file mode 100644
index 00000000000..6d138750a70
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/timex.h
@@ -0,0 +1,29 @@
+/* linux/arch/arm/mach-exynos4/include/mach/timex.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              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
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_TIMEX_H
+#define __ASM_ARCH_TIMEX_H __FILE__
+
+/* CLOCK_TICK_RATE needs to be evaluatable by the cpp, so making it
+ * a variable is useless. It seems as long as we make our timers an
+ * exact multiple of HZ, any value that makes a 1->1 correspondence
+ * for the time conversion functions to/from jiffies is acceptable.
+*/
+
+#define CLOCK_TICK_RATE 12000000
+
+#endif /* __ASM_ARCH_TIMEX_H */
diff --git a/arch/arm/mach-exynos4/include/mach/uncompress.h b/arch/arm/mach-exynos4/include/mach/uncompress.h
new file mode 100644
index 00000000000..21d97bcd9ac
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/uncompress.h
@@ -0,0 +1,30 @@
+/* linux/arch/arm/mach-exynos4/include/mach/uncompress.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_UNCOMPRESS_H
+#define __ASM_ARCH_UNCOMPRESS_H __FILE__
+
+#include <mach/map.h>
+#include <plat/uncompress.h>
+
+static void arch_detect_cpu(void)
+{
+        /* we do not need to do any cpu detection here at the moment. */
+
+        /*
+         * For preventing FIFO overrun or infinite loop of UART console,
+         * fifo_max should be the minimum fifo size of all of the UART channels
+         */
+        fifo_mask = S5PV210_UFSTAT_TXMASK;
+        fifo_max = 15 << S5PV210_UFSTAT_TXSHIFT;
+}
+#endif /* __ASM_ARCH_UNCOMPRESS_H */
diff --git a/arch/arm/mach-exynos4/include/mach/vmalloc.h b/arch/arm/mach-exynos4/include/mach/vmalloc.h
new file mode 100644
index 00000000000..284330e571d
--- /dev/null
+++ b/arch/arm/mach-exynos4/include/mach/vmalloc.h
@@ -0,0 +1,22 @@
+/* linux/arch/arm/mach-exynos4/include/mach/vmalloc.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * Copyright 2010 Ben Dooks <ben-linux@fluff.org>
+ *
+ * Based on arch/arm/mach-s5p6440/include/mach/vmalloc.h
+ *
+ * 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.
+ *
+ * EXYNOS4 vmalloc definition
+*/
+
+#ifndef __ASM_ARCH_VMALLOC_H
+#define __ASM_ARCH_VMALLOC_H __FILE__
+
+#define VMALLOC_END     0xF6000000UL
+
+#endif /* __ASM_ARCH_VMALLOC_H */
diff --git a/arch/arm/mach-exynos4/init.c b/arch/arm/mach-exynos4/init.c
new file mode 100644
index 00000000000..a8a83e3881a
--- /dev/null
+++ b/arch/arm/mach-exynos4/init.c
@@ -0,0 +1,42 @@
+/* linux/arch/arm/mach-exynos4/init.c
+ *
+ * Copyright (c) 2010 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/serial_core.h>
+
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/regs-serial.h>
+
+static struct s3c24xx_uart_clksrc exynos4_serial_clocks[] = {
+        [0] = {
+                .name           = "uclk1",
+                .divisor        = 1,
+                .min_baud       = 0,
+                .max_baud       = 0,
+        },
+};
+
+/* uart registration process */
+void __init exynos4_common_init_uarts(struct s3c2410_uartcfg *cfg, int no)
+{
+        struct s3c2410_uartcfg *tcfg = cfg;
+        u32 ucnt;
+
+        for (ucnt = 0; ucnt < no; ucnt++, tcfg++) {
+                if (!tcfg->clocks) {
+                        tcfg->has_fracval = 1;
+                        tcfg->clocks = exynos4_serial_clocks;
+                        tcfg->clocks_size = ARRAY_SIZE(exynos4_serial_clocks);
+                }
+                tcfg->flags |= NO_NEED_CHECK_CLKSRC;
+        }
+
+        s3c24xx_init_uartdevs("s5pv210-uart", s5p_uart_resources, cfg, no);
+}
diff --git a/arch/arm/mach-exynos4/irq-combiner.c b/arch/arm/mach-exynos4/irq-combiner.c
new file mode 100644
index 00000000000..5a2758ab055
--- /dev/null
+++ b/arch/arm/mach-exynos4/irq-combiner.c
@@ -0,0 +1,124 @@
+/* linux/arch/arm/mach-exynos4/irq-combiner.c
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * Based on arch/arm/common/gic.c
+ *
+ * IRQ COMBINER 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/io.h>
+
+#include <asm/mach/irq.h>
+
+#define COMBINER_ENABLE_SET     0x0
+#define COMBINER_ENABLE_CLEAR   0x4
+#define COMBINER_INT_STATUS     0xC
+
+static DEFINE_SPINLOCK(irq_controller_lock);
+
+struct combiner_chip_data {
+        unsigned int irq_offset;
+        unsigned int irq_mask;
+        void __iomem *base;
+};
+
+static struct combiner_chip_data combiner_data[MAX_COMBINER_NR];
+
+static inline void __iomem *combiner_base(struct irq_data *data)
+{
+        struct combiner_chip_data *combiner_data =
+                irq_data_get_irq_chip_data(data);
+
+        return combiner_data->base;
+}
+
+static void combiner_mask_irq(struct irq_data *data)
+{
+        u32 mask = 1 << (data->irq % 32);
+
+        __raw_writel(mask, combiner_base(data) + COMBINER_ENABLE_CLEAR);
+}
+
+static void combiner_unmask_irq(struct irq_data *data)
+{
+        u32 mask = 1 << (data->irq % 32);
+
+        __raw_writel(mask, combiner_base(data) + COMBINER_ENABLE_SET);
+}
+
+static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc)
+{
+        struct combiner_chip_data *chip_data = irq_get_handler_data(irq);
+        struct irq_chip *chip = irq_get_chip(irq);
+        unsigned int cascade_irq, combiner_irq;
+        unsigned long status;
+
+        chained_irq_enter(chip, desc);
+
+        spin_lock(&irq_controller_lock);
+        status = __raw_readl(chip_data->base + COMBINER_INT_STATUS);
+        spin_unlock(&irq_controller_lock);
+        status &= chip_data->irq_mask;
+
+        if (status == 0)
+                goto out;
+
+        combiner_irq = __ffs(status);
+
+        cascade_irq = combiner_irq + (chip_data->irq_offset & ~31);
+        if (unlikely(cascade_irq >= NR_IRQS))
+                do_bad_IRQ(cascade_irq, desc);
+        else
+                generic_handle_irq(cascade_irq);
+
+ out:
+        chained_irq_exit(chip, desc);
+}
+
+static struct irq_chip combiner_chip = {
+        .name           = "COMBINER",
+        .irq_mask       = combiner_mask_irq,
+        .irq_unmask     = combiner_unmask_irq,
+};
+
+void __init combiner_cascade_irq(unsigned int combiner_nr, unsigned int irq)
+{
+        if (combiner_nr >= MAX_COMBINER_NR)
+                BUG();
+        if (irq_set_handler_data(irq, &combiner_data[combiner_nr]) != 0)
+                BUG();
+        irq_set_chained_handler(irq, combiner_handle_cascade_irq);
+}
+
+void __init combiner_init(unsigned int combiner_nr, void __iomem *base,
+                          unsigned int irq_start)
+{
+        unsigned int i;
+
+        if (combiner_nr >= MAX_COMBINER_NR)
+                BUG();
+
+        combiner_data[combiner_nr].base = base;
+        combiner_data[combiner_nr].irq_offset = irq_start;
+        combiner_data[combiner_nr].irq_mask = 0xff << ((combiner_nr % 4) << 3);
+
+        /* Disable all interrupts */
+
+        __raw_writel(combiner_data[combiner_nr].irq_mask,
+                     base + COMBINER_ENABLE_CLEAR);
+
+        /* Setup the Linux IRQ subsystem */
+
+        for (i = irq_start; i < combiner_data[combiner_nr].irq_offset
+                                + MAX_IRQ_IN_COMBINER; i++) {
+                irq_set_chip_and_handler(i, &combiner_chip, handle_level_irq);
+                irq_set_chip_data(i, &combiner_data[combiner_nr]);
+                set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
+        }
+}
diff --git a/arch/arm/mach-exynos4/irq-eint.c b/arch/arm/mach-exynos4/irq-eint.c
new file mode 100644
index 00000000000..badb8c66fc9
--- /dev/null
+++ b/arch/arm/mach-exynos4/irq-eint.c
@@ -0,0 +1,237 @@
+/* linux/arch/arm/mach-exynos4/irq-eint.c
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/io.h>
+#include <linux/sysdev.h>
+#include <linux/gpio.h>
+
+#include <plat/pm.h>
+#include <plat/cpu.h>
+#include <plat/gpio-cfg.h>
+
+#include <mach/regs-gpio.h>
+
+#include <asm/mach/irq.h>
+
+static DEFINE_SPINLOCK(eint_lock);
+
+static unsigned int eint0_15_data[16];
+
+static unsigned int exynos4_get_irq_nr(unsigned int number)
+{
+        u32 ret = 0;
+
+        switch (number) {
+        case 0 ... 3:
+                ret = (number + IRQ_EINT0);
+                break;
+        case 4 ... 7:
+                ret = (number + (IRQ_EINT4 - 4));
+                break;
+        case 8 ... 15:
+                ret = (number + (IRQ_EINT8 - 8));
+                break;
+        default:
+                printk(KERN_ERR "number available : %d\n", number);
+        }
+
+        return ret;
+}
+
+static inline void exynos4_irq_eint_mask(struct irq_data *data)
+{
+        u32 mask;
+
+        spin_lock(&eint_lock);
+        mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(data->irq)));
+        mask |= eint_irq_to_bit(data->irq);
+        __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(data->irq)));
+        spin_unlock(&eint_lock);
+}
+
+static void exynos4_irq_eint_unmask(struct irq_data *data)
+{
+        u32 mask;
+
+        spin_lock(&eint_lock);
+        mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(data->irq)));
+        mask &= ~(eint_irq_to_bit(data->irq));
+        __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(data->irq)));
+        spin_unlock(&eint_lock);
+}
+
+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 exynos4_irq_eint_maskack(struct irq_data *data)
+{
+        exynos4_irq_eint_mask(data);
+        exynos4_irq_eint_ack(data);
+}
+
+static int exynos4_irq_eint_set_type(struct irq_data *data, unsigned int type)
+{
+        int offs = EINT_OFFSET(data->irq);
+        int shift;
+        u32 ctrl, mask;
+        u32 newvalue = 0;
+
+        switch (type) {
+        case IRQ_TYPE_EDGE_RISING:
+                newvalue = S5P_IRQ_TYPE_EDGE_RISING;
+                break;
+
+        case IRQ_TYPE_EDGE_FALLING:
+                newvalue = S5P_IRQ_TYPE_EDGE_FALLING;
+                break;
+
+        case IRQ_TYPE_EDGE_BOTH:
+                newvalue = S5P_IRQ_TYPE_EDGE_BOTH;
+                break;
+
+        case IRQ_TYPE_LEVEL_LOW:
+                newvalue = S5P_IRQ_TYPE_LEVEL_LOW;
+                break;
+
+        case IRQ_TYPE_LEVEL_HIGH:
+                newvalue = S5P_IRQ_TYPE_LEVEL_HIGH;
+                break;
+
+        default:
+                printk(KERN_ERR "No such irq type %d", type);
+                return -EINVAL;
+        }
+
+        shift = (offs & 0x7) * 4;
+        mask = 0x7 << shift;
+
+        spin_lock(&eint_lock);
+        ctrl = __raw_readl(S5P_EINT_CON(EINT_REG_NR(data->irq)));
+        ctrl &= ~mask;
+        ctrl |= newvalue << shift;
+        __raw_writel(ctrl, S5P_EINT_CON(EINT_REG_NR(data->irq)));
+        spin_unlock(&eint_lock);
+
+        switch (offs) {
+        case 0 ... 7:
+                s3c_gpio_cfgpin(EINT_GPIO_0(offs & 0x7), EINT_MODE);
+                break;
+        case 8 ... 15:
+                s3c_gpio_cfgpin(EINT_GPIO_1(offs & 0x7), EINT_MODE);
+                break;
+        case 16 ... 23:
+                s3c_gpio_cfgpin(EINT_GPIO_2(offs & 0x7), EINT_MODE);
+                break;
+        case 24 ... 31:
+                s3c_gpio_cfgpin(EINT_GPIO_3(offs & 0x7), EINT_MODE);
+                break;
+        default:
+                printk(KERN_ERR "No such irq number %d", offs);
+        }
+
+        return 0;
+}
+
+static struct irq_chip exynos4_irq_eint = {
+        .name           = "exynos4-eint",
+        .irq_mask       = exynos4_irq_eint_mask,
+        .irq_unmask     = exynos4_irq_eint_unmask,
+        .irq_mask_ack   = exynos4_irq_eint_maskack,
+        .irq_ack        = exynos4_irq_eint_ack,
+        .irq_set_type   = exynos4_irq_eint_set_type,
+#ifdef CONFIG_PM
+        .irq_set_wake   = s3c_irqext_wake,
+#endif
+};
+
+/* 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
+ * s5p_irq_demux_eintX_Y.
+ *
+ * Each EINT pend/mask registers handle eight of them.
+ */
+static inline void exynos4_irq_demux_eint(unsigned int start)
+{
+        unsigned int irq;
+
+        u32 status = __raw_readl(S5P_EINT_PEND(EINT_REG_NR(start)));
+        u32 mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(start)));
+
+        status &= ~mask;
+        status &= 0xff;
+
+        while (status) {
+                irq = fls(status) - 1;
+                generic_handle_irq(irq + start);
+                status &= ~(1 << irq);
+        }
+}
+
+static void exynos4_irq_demux_eint16_31(unsigned int irq, struct irq_desc *desc)
+{
+        struct irq_chip *chip = irq_get_chip(irq);
+        chained_irq_enter(chip, desc);
+        exynos4_irq_demux_eint(IRQ_EINT(16));
+        exynos4_irq_demux_eint(IRQ_EINT(24));
+        chained_irq_exit(chip, desc);
+}
+
+static void exynos4_irq_eint0_15(unsigned int irq, struct irq_desc *desc)
+{
+        u32 *irq_data = irq_get_handler_data(irq);
+        struct irq_chip *chip = irq_get_chip(irq);
+
+        chained_irq_enter(chip, desc);
+        chip->irq_mask(&desc->irq_data);
+
+        if (chip->irq_ack)
+                chip->irq_ack(&desc->irq_data);
+
+        generic_handle_irq(*irq_data);
+
+        chip->irq_unmask(&desc->irq_data);
+        chained_irq_exit(chip, desc);
+}
+
+int __init exynos4_init_irq_eint(void)
+{
+        int irq;
+
+        for (irq = 0 ; irq <= 31 ; irq++) {
+                irq_set_chip_and_handler(IRQ_EINT(irq), &exynos4_irq_eint,
+                                         handle_level_irq);
+                set_irq_flags(IRQ_EINT(irq), IRQF_VALID);
+        }
+
+        irq_set_chained_handler(IRQ_EINT16_31, exynos4_irq_demux_eint16_31);
+
+        for (irq = 0 ; irq <= 15 ; irq++) {
+                eint0_15_data[irq] = IRQ_EINT(irq);
+
+                irq_set_handler_data(exynos4_get_irq_nr(irq),
+                                     &eint0_15_data[irq]);
+                irq_set_chained_handler(exynos4_get_irq_nr(irq),
+                                        exynos4_irq_eint0_15);
+        }
+
+        return 0;
+}
+
+arch_initcall(exynos4_init_irq_eint);
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..43be71b799c
--- /dev/null
+++ b/arch/arm/mach-exynos4/mach-nuri.c
@@ -0,0 +1,1161 @@
+/*
+ * 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/i2c/atmel_mxt_ts.h>
+#include <linux/i2c-gpio.h>
+#include <linux/gpio_keys.h>
+#include <linux/gpio.h>
+#include <linux/power/max8903_charger.h>
+#include <linux/power/max17042_battery.h>
+#include <linux/regulator/machine.h>
+#include <linux/regulator/fixed.h>
+#include <linux/mfd/max8997.h>
+#include <linux/mfd/max8997-private.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/adc.h>
+#include <plat/regs-serial.h>
+#include <plat/exynos4.h>
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/sdhci.h>
+#include <plat/ehci.h>
+#include <plat/clock.h>
+#include <plat/gpio-cfg.h>
+#include <plat/iic.h>
+#include <plat/mfc.h>
+#include <plat/pd.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,
+        FIXED_REG_ID_MAX8903,
+};
+
+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 */
+};
+
+/* TSP */
+static u8 mxt_init_vals[] = {
+        /* MXT_GEN_COMMAND(6) */
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        /* MXT_GEN_POWER(7) */
+        0x20, 0xff, 0x32,
+        /* MXT_GEN_ACQUIRE(8) */
+        0x0a, 0x00, 0x05, 0x00, 0x00, 0x00, 0x09, 0x23,
+        /* MXT_TOUCH_MULTI(9) */
+        0x00, 0x00, 0x00, 0x13, 0x0b, 0x00, 0x00, 0x00, 0x02, 0x00,
+        0x00, 0x01, 0x01, 0x0e, 0x0a, 0x0a, 0x0a, 0x0a, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00,
+        /* MXT_TOUCH_KEYARRAY(15) */
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00,
+        0x00,
+        /* MXT_SPT_GPIOPWM(19) */
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        /* MXT_PROCI_GRIPFACE(20) */
+        0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x28, 0x04,
+        0x0f, 0x0a,
+        /* MXT_PROCG_NOISE(22) */
+        0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x23, 0x00,
+        0x00, 0x05, 0x0f, 0x19, 0x23, 0x2d, 0x03,
+        /* MXT_TOUCH_PROXIMITY(23) */
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00,
+        /* MXT_PROCI_ONETOUCH(24) */
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        /* MXT_SPT_SELFTEST(25) */
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00,
+        /* MXT_PROCI_TWOTOUCH(27) */
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        /* MXT_SPT_CTECONFIG(28) */
+        0x00, 0x00, 0x02, 0x08, 0x10, 0x00,
+};
+
+static struct mxt_platform_data mxt_platform_data = {
+        .config                 = mxt_init_vals,
+        .config_length          = ARRAY_SIZE(mxt_init_vals),
+
+        .x_line                 = 18,
+        .y_line                 = 11,
+        .x_size                 = 1024,
+        .y_size                 = 600,
+        .blen                   = 0x1,
+        .threshold              = 0x28,
+        .voltage                = 2800000,              /* 2.8V */
+        .orient                 = MXT_DIAGONAL_COUNTER,
+        .irqflags               = IRQF_TRIGGER_FALLING,
+};
+
+static struct s3c2410_platform_i2c i2c3_data __initdata = {
+        .flags          = 0,
+        .bus_num        = 3,
+        .slave_addr     = 0x10,
+        .frequency      = 400 * 1000,
+        .sda_delay      = 100,
+};
+
+static struct i2c_board_info i2c3_devs[] __initdata = {
+        {
+                I2C_BOARD_INFO("atmel_mxt_ts", 0x4a),
+                .platform_data  = &mxt_platform_data,
+                .irq            = IRQ_EINT(4),
+        },
+};
+
+static void __init nuri_tsp_init(void)
+{
+        int gpio;
+
+        /* TOUCH_INT: XEINT_4 */
+        gpio = EXYNOS4_GPX0(4);
+        gpio_request(gpio, "TOUCH_INT");
+        s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));
+        s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP);
+}
+
+static struct regulator_consumer_supply __initdata max8997_ldo1_[] = {
+        REGULATOR_SUPPLY("vdd", "s5p-adc"), /* Used by CPU's ADC drv */
+};
+static struct regulator_consumer_supply __initdata max8997_ldo3_[] = {
+        REGULATOR_SUPPLY("vdd11", "s5p-mipi-csis.0"), /* MIPI */
+};
+static struct regulator_consumer_supply __initdata max8997_ldo4_[] = {
+        REGULATOR_SUPPLY("vdd18", "s5p-mipi-csis.0"), /* MIPI */
+};
+static struct regulator_consumer_supply __initdata max8997_ldo5_[] = {
+        REGULATOR_SUPPLY("vhsic", "modemctl"), /* MODEM */
+};
+static struct regulator_consumer_supply __initdata max8997_ldo7_[] = {
+        REGULATOR_SUPPLY("dig_18", "0-001f"), /* HCD803 */
+};
+static struct regulator_consumer_supply __initdata max8997_ldo8_[] = {
+        REGULATOR_SUPPLY("vusb_d", NULL), /* Used by CPU */
+        REGULATOR_SUPPLY("vdac", NULL), /* Used by CPU */
+};
+static struct regulator_consumer_supply __initdata max8997_ldo11_[] = {
+        REGULATOR_SUPPLY("vcc", "platform-lcd"), /* U804 LVDS */
+};
+static struct regulator_consumer_supply __initdata max8997_ldo12_[] = {
+        REGULATOR_SUPPLY("vddio", "6-003c"), /* HDC802 */
+};
+static struct regulator_consumer_supply __initdata max8997_ldo13_[] = {
+        REGULATOR_SUPPLY("vmmc", "s3c-sdhci.2"), /* TFLASH */
+};
+static struct regulator_consumer_supply __initdata max8997_ldo14_[] = {
+        REGULATOR_SUPPLY("inmotor", "max8997-haptic"),
+};
+static struct regulator_consumer_supply __initdata max8997_ldo15_[] = {
+        REGULATOR_SUPPLY("avdd", "3-004a"), /* Touch Screen */
+};
+static struct regulator_consumer_supply __initdata max8997_ldo16_[] = {
+        REGULATOR_SUPPLY("d_sensor", "0-001f"), /* HDC803 */
+};
+static struct regulator_consumer_supply __initdata max8997_ldo18_[] = {
+        REGULATOR_SUPPLY("vdd", "3-004a"), /* Touch Screen */
+};
+static struct regulator_consumer_supply __initdata max8997_buck1_[] = {
+        REGULATOR_SUPPLY("vdd_arm", NULL), /* CPUFREQ */
+};
+static struct regulator_consumer_supply __initdata max8997_buck2_[] = {
+        REGULATOR_SUPPLY("vdd_int", NULL), /* CPUFREQ */
+};
+static struct regulator_consumer_supply __initdata max8997_buck3_[] = {
+        REGULATOR_SUPPLY("vdd", "mali_dev.0"), /* G3D of Exynos 4 */
+};
+static struct regulator_consumer_supply __initdata max8997_buck4_[] = {
+        REGULATOR_SUPPLY("core", "0-001f"), /* HDC803 */
+};
+static struct regulator_consumer_supply __initdata max8997_buck6_[] = {
+        REGULATOR_SUPPLY("dig_28", "0-001f"), /* pin "7" of HDC803 */
+};
+static struct regulator_consumer_supply __initdata max8997_esafeout1_[] = {
+        REGULATOR_SUPPLY("usb_vbus", NULL), /* CPU's USB OTG */
+};
+static struct regulator_consumer_supply __initdata max8997_esafeout2_[] = {
+        REGULATOR_SUPPLY("usb_vbus", "modemctl"), /* VBUS of Modem */
+};
+
+static struct regulator_consumer_supply __initdata max8997_charger_[] = {
+        REGULATOR_SUPPLY("vinchg1", "charger-manager.0"),
+};
+static struct regulator_consumer_supply __initdata max8997_chg_toff_[] = {
+        REGULATOR_SUPPLY("vinchg_stop", NULL), /* for jack interrupt handlers */
+};
+
+static struct regulator_consumer_supply __initdata max8997_32khz_ap_[] = {
+        REGULATOR_SUPPLY("gps_clk", "bcm4751"),
+        REGULATOR_SUPPLY("bt_clk", "bcm4330-b1"),
+        REGULATOR_SUPPLY("wifi_clk", "bcm433-b1"),
+};
+
+static struct regulator_init_data __initdata max8997_ldo1_data = {
+        .constraints    = {
+                .name           = "VADC_3.3V_C210",
+                .min_uV         = 3300000,
+                .max_uV         = 3300000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .apply_uV       = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_ldo1_),
+        .consumer_supplies      = max8997_ldo1_,
+};
+
+static struct regulator_init_data __initdata max8997_ldo2_data = {
+        .constraints    = {
+                .name           = "VALIVE_1.1V_C210",
+                .min_uV         = 1100000,
+                .max_uV         = 1100000,
+                .apply_uV       = 1,
+                .always_on      = 1,
+                .state_mem      = {
+                        .enabled        = 1,
+                },
+        },
+};
+
+static struct regulator_init_data __initdata max8997_ldo3_data = {
+        .constraints    = {
+                .name           = "VUSB_1.1V_C210",
+                .min_uV         = 1100000,
+                .max_uV         = 1100000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .apply_uV       = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_ldo3_),
+        .consumer_supplies      = max8997_ldo3_,
+};
+
+static struct regulator_init_data __initdata max8997_ldo4_data = {
+        .constraints    = {
+                .name           = "VMIPI_1.8V",
+                .min_uV         = 1800000,
+                .max_uV         = 1800000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .apply_uV       = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_ldo4_),
+        .consumer_supplies      = max8997_ldo4_,
+};
+
+static struct regulator_init_data __initdata max8997_ldo5_data = {
+        .constraints    = {
+                .name           = "VHSIC_1.2V_C210",
+                .min_uV         = 1200000,
+                .max_uV         = 1200000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .apply_uV       = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_ldo5_),
+        .consumer_supplies      = max8997_ldo5_,
+};
+
+static struct regulator_init_data __initdata max8997_ldo6_data = {
+        .constraints    = {
+                .name           = "VCC_1.8V_PDA",
+                .min_uV         = 1800000,
+                .max_uV         = 1800000,
+                .apply_uV       = 1,
+                .always_on      = 1,
+                .state_mem      = {
+                        .enabled        = 1,
+                },
+        },
+};
+
+static struct regulator_init_data __initdata max8997_ldo7_data = {
+        .constraints    = {
+                .name           = "CAM_ISP_1.8V",
+                .min_uV         = 1800000,
+                .max_uV         = 1800000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .apply_uV       = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_ldo7_),
+        .consumer_supplies      = max8997_ldo7_,
+};
+
+static struct regulator_init_data __initdata max8997_ldo8_data = {
+        .constraints    = {
+                .name           = "VUSB/VDAC_3.3V_C210",
+                .min_uV         = 3300000,
+                .max_uV         = 3300000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .apply_uV       = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_ldo8_),
+        .consumer_supplies      = max8997_ldo8_,
+};
+
+static struct regulator_init_data __initdata max8997_ldo9_data = {
+        .constraints    = {
+                .name           = "VCC_2.8V_PDA",
+                .min_uV         = 2800000,
+                .max_uV         = 2800000,
+                .apply_uV       = 1,
+                .always_on      = 1,
+                .state_mem      = {
+                        .enabled        = 1,
+                },
+        },
+};
+
+static struct regulator_init_data __initdata max8997_ldo10_data = {
+        .constraints    = {
+                .name           = "VPLL_1.1V_C210",
+                .min_uV         = 1100000,
+                .max_uV         = 1100000,
+                .apply_uV       = 1,
+                .always_on      = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+
+static struct regulator_init_data __initdata max8997_ldo11_data = {
+        .constraints    = {
+                .name           = "LVDS_VDD3.3V",
+                .min_uV         = 3300000,
+                .max_uV         = 3300000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .apply_uV       = 1,
+                .boot_on        = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_ldo11_),
+        .consumer_supplies      = max8997_ldo11_,
+};
+
+static struct regulator_init_data __initdata max8997_ldo12_data = {
+        .constraints    = {
+                .name           = "VT_CAM_1.8V",
+                .min_uV         = 1800000,
+                .max_uV         = 1800000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .apply_uV       = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_ldo12_),
+        .consumer_supplies      = max8997_ldo12_,
+};
+
+static struct regulator_init_data __initdata max8997_ldo13_data = {
+        .constraints    = {
+                .name           = "VTF_2.8V",
+                .min_uV         = 2800000,
+                .max_uV         = 2800000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .apply_uV       = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_ldo13_),
+        .consumer_supplies      = max8997_ldo13_,
+};
+
+static struct regulator_init_data __initdata max8997_ldo14_data = {
+        .constraints    = {
+                .name           = "VCC_3.0V_MOTOR",
+                .min_uV         = 3000000,
+                .max_uV         = 3000000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .apply_uV       = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_ldo14_),
+        .consumer_supplies      = max8997_ldo14_,
+};
+
+static struct regulator_init_data __initdata max8997_ldo15_data = {
+        .constraints    = {
+                .name           = "VTOUCH_ADVV2.8V",
+                .min_uV         = 2800000,
+                .max_uV         = 2800000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_ldo15_),
+        .consumer_supplies      = max8997_ldo15_,
+};
+
+static struct regulator_init_data __initdata max8997_ldo16_data = {
+        .constraints    = {
+                .name           = "CAM_SENSOR_IO_1.8V",
+                .min_uV         = 1800000,
+                .max_uV         = 1800000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .apply_uV       = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_ldo16_),
+        .consumer_supplies      = max8997_ldo16_,
+};
+
+static struct regulator_init_data __initdata max8997_ldo18_data = {
+        .constraints    = {
+                .name           = "VTOUCH_VDD2.8V",
+                .min_uV         = 2800000,
+                .max_uV         = 2800000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .apply_uV       = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_ldo18_),
+        .consumer_supplies      = max8997_ldo18_,
+};
+
+static struct regulator_init_data __initdata max8997_ldo21_data = {
+        .constraints    = {
+                .name           = "VDDQ_M1M2_1.2V",
+                .min_uV         = 1200000,
+                .max_uV         = 1200000,
+                .apply_uV       = 1,
+                .always_on      = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+
+static struct regulator_init_data __initdata max8997_buck1_data = {
+        .constraints    = {
+                .name           = "VARM_1.2V_C210",
+                .min_uV         = 900000,
+                .max_uV         = 1350000,
+                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+                .always_on      = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies = ARRAY_SIZE(max8997_buck1_),
+        .consumer_supplies = max8997_buck1_,
+};
+
+static struct regulator_init_data __initdata max8997_buck2_data = {
+        .constraints    = {
+                .name           = "VINT_1.1V_C210",
+                .min_uV         = 900000,
+                .max_uV         = 1100000,
+                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
+                .always_on      = 1,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies = ARRAY_SIZE(max8997_buck2_),
+        .consumer_supplies = max8997_buck2_,
+};
+
+static struct regulator_init_data __initdata max8997_buck3_data = {
+        .constraints    = {
+                .name           = "VG3D_1.1V_C210",
+                .min_uV         = 900000,
+                .max_uV         = 1100000,
+                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
+                                  REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies = ARRAY_SIZE(max8997_buck3_),
+        .consumer_supplies = max8997_buck3_,
+};
+
+static struct regulator_init_data __initdata max8997_buck4_data = {
+        .constraints    = {
+                .name           = "CAM_ISP_CORE_1.2V",
+                .min_uV         = 1200000,
+                .max_uV         = 1200000,
+                .apply_uV       = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies = ARRAY_SIZE(max8997_buck4_),
+        .consumer_supplies = max8997_buck4_,
+};
+
+static struct regulator_init_data __initdata max8997_buck5_data = {
+        .constraints    = {
+                .name           = "VMEM_1.2V_C210",
+                .min_uV         = 1200000,
+                .max_uV         = 1200000,
+                .apply_uV       = 1,
+                .always_on      = 1,
+                .state_mem      = {
+                        .enabled        = 1,
+                },
+        },
+};
+
+static struct regulator_init_data __initdata max8997_buck6_data = {
+        .constraints    = {
+                .name           = "CAM_AF_2.8V",
+                .min_uV         = 2800000,
+                .max_uV         = 2800000,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies = ARRAY_SIZE(max8997_buck6_),
+        .consumer_supplies = max8997_buck6_,
+};
+
+static struct regulator_init_data __initdata max8997_buck7_data = {
+        .constraints    = {
+                .name           = "VCC_SUB_2.0V",
+                .min_uV         = 2000000,
+                .max_uV         = 2000000,
+                .apply_uV       = 1,
+                .always_on      = 1,
+                .state_mem      = {
+                        .enabled        = 1,
+                },
+        },
+};
+
+static struct regulator_init_data __initdata max8997_32khz_ap_data = {
+        .constraints    = {
+                .name           = "32KHz AP",
+                .always_on      = 1,
+                .state_mem      = {
+                        .enabled        = 1,
+                },
+        },
+        .num_consumer_supplies = ARRAY_SIZE(max8997_32khz_ap_),
+        .consumer_supplies = max8997_32khz_ap_,
+};
+
+static struct regulator_init_data __initdata max8997_32khz_cp_data = {
+        .constraints    = {
+                .name           = "32KHz CP",
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+
+static struct regulator_init_data __initdata max8997_vichg_data = {
+        .constraints    = {
+                .name           = "VICHG",
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+};
+
+static struct regulator_init_data __initdata max8997_esafeout1_data = {
+        .constraints    = {
+                .name           = "SAFEOUT1",
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_esafeout1_),
+        .consumer_supplies      = max8997_esafeout1_,
+};
+
+static struct regulator_init_data __initdata max8997_esafeout2_data = {
+        .constraints    = {
+                .name           = "SAFEOUT2",
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .state_mem      = {
+                        .disabled       = 1,
+                },
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_esafeout2_),
+        .consumer_supplies      = max8997_esafeout2_,
+};
+
+static struct regulator_init_data __initdata max8997_charger_cv_data = {
+        .constraints    = {
+                .name           = "CHARGER_CV",
+                .min_uV         = 4200000,
+                .max_uV         = 4200000,
+                .apply_uV       = 1,
+        },
+};
+
+static struct regulator_init_data __initdata max8997_charger_data = {
+        .constraints    = {
+                .name           = "CHARGER",
+                .min_uA         = 200000,
+                .max_uA         = 950000,
+                .boot_on        = 1,
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS |
+                                REGULATOR_CHANGE_CURRENT,
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_charger_),
+        .consumer_supplies      = max8997_charger_,
+};
+
+static struct regulator_init_data __initdata max8997_charger_topoff_data = {
+        .constraints    = {
+                .name           = "CHARGER TOPOFF",
+                .min_uA         = 50000,
+                .max_uA         = 200000,
+                .valid_ops_mask = REGULATOR_CHANGE_CURRENT,
+        },
+        .num_consumer_supplies  = ARRAY_SIZE(max8997_chg_toff_),
+        .consumer_supplies      = max8997_chg_toff_,
+};
+
+static struct max8997_regulator_data __initdata nuri_max8997_regulators[] = {
+        { MAX8997_LDO1, &max8997_ldo1_data },
+        { MAX8997_LDO2, &max8997_ldo2_data },
+        { MAX8997_LDO3, &max8997_ldo3_data },
+        { MAX8997_LDO4, &max8997_ldo4_data },
+        { MAX8997_LDO5, &max8997_ldo5_data },
+        { MAX8997_LDO6, &max8997_ldo6_data },
+        { MAX8997_LDO7, &max8997_ldo7_data },
+        { MAX8997_LDO8, &max8997_ldo8_data },
+        { MAX8997_LDO9, &max8997_ldo9_data },
+        { MAX8997_LDO10, &max8997_ldo10_data },
+        { MAX8997_LDO11, &max8997_ldo11_data },
+        { MAX8997_LDO12, &max8997_ldo12_data },
+        { MAX8997_LDO13, &max8997_ldo13_data },
+        { MAX8997_LDO14, &max8997_ldo14_data },
+        { MAX8997_LDO15, &max8997_ldo15_data },
+        { MAX8997_LDO16, &max8997_ldo16_data },
+
+        { MAX8997_LDO18, &max8997_ldo18_data },
+        { MAX8997_LDO21, &max8997_ldo21_data },
+
+        { MAX8997_BUCK1, &max8997_buck1_data },
+        { MAX8997_BUCK2, &max8997_buck2_data },
+        { MAX8997_BUCK3, &max8997_buck3_data },
+        { MAX8997_BUCK4, &max8997_buck4_data },
+        { MAX8997_BUCK5, &max8997_buck5_data },
+        { MAX8997_BUCK6, &max8997_buck6_data },
+        { MAX8997_BUCK7, &max8997_buck7_data },
+
+        { MAX8997_EN32KHZ_AP, &max8997_32khz_ap_data },
+        { MAX8997_EN32KHZ_CP, &max8997_32khz_cp_data },
+
+        { MAX8997_ENVICHG, &max8997_vichg_data },
+        { MAX8997_ESAFEOUT1, &max8997_esafeout1_data },
+        { MAX8997_ESAFEOUT2, &max8997_esafeout2_data },
+        { MAX8997_CHARGER_CV, &max8997_charger_cv_data },
+        { MAX8997_CHARGER, &max8997_charger_data },
+        { MAX8997_CHARGER_TOPOFF, &max8997_charger_topoff_data },
+};
+
+static struct max8997_platform_data __initdata nuri_max8997_pdata = {
+        .wakeup                 = 1,
+
+        .num_regulators         = ARRAY_SIZE(nuri_max8997_regulators),
+        .regulators             = nuri_max8997_regulators,
+
+        .buck125_gpios = { EXYNOS4_GPX0(5), EXYNOS4_GPX0(6), EXYNOS4_GPL0(0) },
+        .buck2_gpiodvs = true,
+
+        .buck1_voltage[0] = 1350000, /* 1.35V */
+        .buck1_voltage[1] = 1300000, /* 1.3V */
+        .buck1_voltage[2] = 1250000, /* 1.25V */
+        .buck1_voltage[3] = 1200000, /* 1.2V */
+        .buck1_voltage[4] = 1150000, /* 1.15V */
+        .buck1_voltage[5] = 1100000, /* 1.1V */
+        .buck1_voltage[6] = 1000000, /* 1.0V */
+        .buck1_voltage[7] = 950000, /* 0.95V */
+
+        .buck2_voltage[0] = 1100000, /* 1.1V */
+        .buck2_voltage[1] = 1000000, /* 1.0V */
+        .buck2_voltage[2] = 950000, /* 0.95V */
+        .buck2_voltage[3] = 900000, /* 0.9V */
+        .buck2_voltage[4] = 1100000, /* 1.1V */
+        .buck2_voltage[5] = 1000000, /* 1.0V */
+        .buck2_voltage[6] = 950000, /* 0.95V */
+        .buck2_voltage[7] = 900000, /* 0.9V */
+
+        .buck5_voltage[0] = 1200000, /* 1.2V */
+        .buck5_voltage[1] = 1200000, /* 1.2V */
+        .buck5_voltage[2] = 1200000, /* 1.2V */
+        .buck5_voltage[3] = 1200000, /* 1.2V */
+        .buck5_voltage[4] = 1200000, /* 1.2V */
+        .buck5_voltage[5] = 1200000, /* 1.2V */
+        .buck5_voltage[6] = 1200000, /* 1.2V */
+        .buck5_voltage[7] = 1200000, /* 1.2V */
+};
+
+/* GPIO I2C 5 (PMIC) */
+enum { I2C5_MAX8997 };
+static struct i2c_board_info i2c5_devs[] __initdata = {
+        [I2C5_MAX8997] = {
+                I2C_BOARD_INFO("max8997", 0xCC >> 1),
+                .platform_data  = &nuri_max8997_pdata,
+        },
+};
+
+static struct max17042_platform_data nuri_battery_platform_data = {
+};
+
+/* GPIO I2C 9 (Fuel Gauge) */
+static struct i2c_gpio_platform_data i2c9_gpio_data = {
+        .sda_pin                = EXYNOS4_GPY4(0),      /* XM0ADDR_8 */
+        .scl_pin                = EXYNOS4_GPY4(1),      /* XM0ADDR_9 */
+};
+static struct platform_device i2c9_gpio = {
+        .name                   = "i2c-gpio",
+        .id                     = 9,
+        .dev                    = {
+                .platform_data  = &i2c9_gpio_data,
+        },
+};
+enum { I2C9_MAX17042};
+static struct i2c_board_info i2c9_devs[] __initdata = {
+        [I2C9_MAX17042] = {
+                I2C_BOARD_INFO("max17042", 0x36),
+                .platform_data = &nuri_battery_platform_data,
+        },
+};
+
+/* MAX8903 Secondary Charger */
+static struct regulator_consumer_supply supplies_max8903[] = {
+        REGULATOR_SUPPLY("vinchg2", "charger-manager.0"),
+};
+
+static struct regulator_init_data max8903_charger_en_data = {
+        .constraints = {
+                .name           = "VOUT_CHARGER",
+                .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+                .boot_on        = 1,
+        },
+        .num_consumer_supplies = ARRAY_SIZE(supplies_max8903),
+        .consumer_supplies = supplies_max8903,
+};
+
+static struct fixed_voltage_config max8903_charger_en = {
+        .supply_name = "VOUT_CHARGER",
+        .microvolts = 5000000, /* Assume 5VDC */
+        .gpio = EXYNOS4_GPY4(5), /* TA_EN negaged */
+        .enable_high = 0, /* Enable = Low */
+        .enabled_at_boot = 1,
+        .init_data = &max8903_charger_en_data,
+};
+
+static struct platform_device max8903_fixed_reg_dev = {
+        .name = "reg-fixed-voltage",
+        .id = FIXED_REG_ID_MAX8903,
+        .dev = { .platform_data = &max8903_charger_en },
+};
+
+static struct max8903_pdata nuri_max8903 = {
+        /*
+         * cen: don't control with the driver, let it be
+         * controlled by regulator above
+         */
+        .dok = EXYNOS4_GPX1(4), /* TA_nCONNECTED */
+        /* uok, usus: not connected */
+        .chg = EXYNOS4_GPE2(0), /* TA_nCHG */
+        /* flt: vcc_1.8V_pda */
+        .dcm = EXYNOS4_GPL0(1), /* CURR_ADJ */
+
+        .dc_valid = true,
+        .usb_valid = false, /* USB is not wired to MAX8903 */
+};
+
+static struct platform_device nuri_max8903_device = {
+        .name                   = "max8903-charger",
+        .dev                    = {
+                .platform_data  = &nuri_max8903,
+        },
+};
+
+static struct device *nuri_cm_devices[] = {
+        &s3c_device_i2c5.dev,
+        &s3c_device_adc.dev,
+        NULL, /* Reserved for UART */
+        NULL,
+};
+
+static void __init nuri_power_init(void)
+{
+        int gpio;
+        int irq_base = IRQ_GPIO_END + 1;
+        int ta_en = 0;
+
+        nuri_max8997_pdata.irq_base = irq_base;
+        irq_base += MAX8997_IRQ_NR;
+
+        gpio = EXYNOS4_GPX0(7);
+        gpio_request(gpio, "AP_PMIC_IRQ");
+        s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));
+        s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
+
+        gpio = EXYNOS4_GPX2(3);
+        gpio_request(gpio, "FUEL_ALERT");
+        s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));
+        s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
+
+        gpio = nuri_max8903.dok;
+        gpio_request(gpio, "TA_nCONNECTED");
+        s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));
+        s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
+        ta_en = gpio_get_value(gpio) ? 0 : 1;
+
+        gpio = nuri_max8903.chg;
+        gpio_request(gpio, "TA_nCHG");
+        gpio_direction_input(gpio);
+
+        gpio = nuri_max8903.dcm;
+        gpio_request(gpio, "CURR_ADJ");
+        gpio_direction_output(gpio, ta_en);
+}
+
+/* USB EHCI */
+static struct s5p_ehci_platdata nuri_ehci_pdata;
+
+static void __init nuri_ehci_init(void)
+{
+        struct s5p_ehci_platdata *pdata = &nuri_ehci_pdata;
+
+        s5p_ehci_set_platdata(pdata);
+}
+
+static struct platform_device *nuri_devices[] __initdata = {
+        /* Samsung Platform Devices */
+        &s3c_device_i2c5, /* PMIC should initialize first */
+        &emmc_fixed_voltage,
+        &s3c_device_hsmmc0,
+        &s3c_device_hsmmc2,
+        &s3c_device_hsmmc3,
+        &s3c_device_wdt,
+        &s3c_device_timer[0],
+        &s5p_device_ehci,
+        &s3c_device_i2c3,
+        &i2c9_gpio,
+        &s3c_device_adc,
+        &s3c_device_rtc,
+        &s5p_device_mfc,
+        &s5p_device_mfc_l,
+        &s5p_device_mfc_r,
+        &exynos4_device_pd[PD_MFC],
+
+        /* NURI Devices */
+        &nuri_gpio_keys,
+        &nuri_lcd_device,
+        &nuri_backlight_device,
+        &max8903_fixed_reg_dev,
+        &nuri_max8903_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_reserve(void)
+{
+        s5p_mfc_reserve_mem(0x43000000, 8 << 20, 0x51000000, 8 << 20);
+}
+
+static void __init nuri_machine_init(void)
+{
+        nuri_sdhci_init();
+        nuri_tsp_init();
+        nuri_power_init();
+
+        i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs));
+        s3c_i2c3_set_platdata(&i2c3_data);
+        i2c_register_board_info(3, i2c3_devs, ARRAY_SIZE(i2c3_devs));
+        s3c_i2c5_set_platdata(NULL);
+        i2c5_devs[I2C5_MAX8997].irq = gpio_to_irq(EXYNOS4_GPX0(7));
+        i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs));
+        i2c9_devs[I2C9_MAX17042].irq = gpio_to_irq(EXYNOS4_GPX2(3));
+        i2c_register_board_info(9, i2c9_devs, ARRAY_SIZE(i2c9_devs));
+
+        nuri_ehci_init();
+        clk_xusbxti.rate = 24000000;
+
+        /* Last */
+        platform_add_devices(nuri_devices, ARRAY_SIZE(nuri_devices));
+        s5p_device_mfc.dev.parent = &exynos4_device_pd[PD_MFC].dev;
+}
+
+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,
+        .reserve        = &nuri_reserve,
+MACHINE_END
diff --git a/arch/arm/mach-exynos4/mach-smdkc210.c b/arch/arm/mach-exynos4/mach-smdkc210.c
new file mode 100644
index 00000000000..a7c65e05c1e
--- /dev/null
+++ b/arch/arm/mach-exynos4/mach-smdkc210.c
@@ -0,0 +1,309 @@
+/* linux/arch/arm/mach-exynos4/mach-smdkc210.c
+ *
+ * Copyright (c) 2010-2011 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/serial_core.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/lcd.h>
+#include <linux/mmc/host.h>
+#include <linux/platform_device.h>
+#include <linux/smsc911x.h>
+#include <linux/io.h>
+#include <linux/i2c.h>
+#include <linux/pwm_backlight.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach-types.h>
+
+#include <video/platform_lcd.h>
+
+#include <plat/regs-serial.h>
+#include <plat/regs-srom.h>
+#include <plat/regs-fb-v4.h>
+#include <plat/exynos4.h>
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/fb.h>
+#include <plat/sdhci.h>
+#include <plat/iic.h>
+#include <plat/pd.h>
+#include <plat/gpio-cfg.h>
+#include <plat/backlight.h>
+
+#include <mach/map.h>
+
+/* Following are default values for UCON, ULCON and UFCON UART registers */
+#define SMDKC210_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
+                                 S3C2410_UCON_RXILEVEL |        \
+                                 S3C2410_UCON_TXIRQMODE |       \
+                                 S3C2410_UCON_RXIRQMODE |       \
+                                 S3C2410_UCON_RXFIFO_TOI |      \
+                                 S3C2443_UCON_RXERR_IRQEN)
+
+#define SMDKC210_ULCON_DEFAULT  S3C2410_LCON_CS8
+
+#define SMDKC210_UFCON_DEFAULT  (S3C2410_UFCON_FIFOMODE |       \
+                                 S5PV210_UFCON_TXTRIG4 |        \
+                                 S5PV210_UFCON_RXTRIG4)
+
+static struct s3c2410_uartcfg smdkc210_uartcfgs[] __initdata = {
+        [0] = {
+                .hwport         = 0,
+                .flags          = 0,
+                .ucon           = SMDKC210_UCON_DEFAULT,
+                .ulcon          = SMDKC210_ULCON_DEFAULT,
+                .ufcon          = SMDKC210_UFCON_DEFAULT,
+        },
+        [1] = {
+                .hwport         = 1,
+                .flags          = 0,
+                .ucon           = SMDKC210_UCON_DEFAULT,
+                .ulcon          = SMDKC210_ULCON_DEFAULT,
+                .ufcon          = SMDKC210_UFCON_DEFAULT,
+        },
+        [2] = {
+                .hwport         = 2,
+                .flags          = 0,
+                .ucon           = SMDKC210_UCON_DEFAULT,
+                .ulcon          = SMDKC210_ULCON_DEFAULT,
+                .ufcon          = SMDKC210_UFCON_DEFAULT,
+        },
+        [3] = {
+                .hwport         = 3,
+                .flags          = 0,
+                .ucon           = SMDKC210_UCON_DEFAULT,
+                .ulcon          = SMDKC210_ULCON_DEFAULT,
+                .ufcon          = SMDKC210_UFCON_DEFAULT,
+        },
+};
+
+static struct s3c_sdhci_platdata smdkc210_hsmmc0_pdata __initdata = {
+        .cd_type                = S3C_SDHCI_CD_GPIO,
+        .ext_cd_gpio            = EXYNOS4_GPK0(2),
+        .ext_cd_gpio_invert     = 1,
+        .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 smdkc210_hsmmc1_pdata __initdata = {
+        .cd_type                = S3C_SDHCI_CD_GPIO,
+        .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            = EXYNOS4_GPK2(2),
+        .ext_cd_gpio_invert     = 1,
+        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
+#ifdef CONFIG_EXYNOS4_SDHCI_CH2_8BIT
+        .max_width              = 8,
+        .host_caps              = MMC_CAP_8_BIT_DATA,
+#endif
+};
+
+static struct s3c_sdhci_platdata smdkc210_hsmmc3_pdata __initdata = {
+        .cd_type                = S3C_SDHCI_CD_GPIO,
+        .ext_cd_gpio            = EXYNOS4_GPK2(2),
+        .ext_cd_gpio_invert     = 1,
+        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
+};
+
+static void lcd_lte480wv_set_power(struct plat_lcd_data *pd,
+                                   unsigned int power)
+{
+        if (power) {
+#if !defined(CONFIG_BACKLIGHT_PWM)
+                gpio_request_one(EXYNOS4_GPD0(1), GPIOF_OUT_INIT_HIGH, "GPD0");
+                gpio_free(EXYNOS4_GPD0(1));
+#endif
+                /* fire nRESET on power up */
+                gpio_request(EXYNOS4_GPX0(6), "GPX0");
+
+                gpio_direction_output(EXYNOS4_GPX0(6), 1);
+                mdelay(100);
+
+                gpio_set_value(EXYNOS4_GPX0(6), 0);
+                mdelay(10);
+
+                gpio_set_value(EXYNOS4_GPX0(6), 1);
+                mdelay(10);
+
+                gpio_free(EXYNOS4_GPX0(6));
+        } else {
+#if !defined(CONFIG_BACKLIGHT_PWM)
+                gpio_request_one(EXYNOS4_GPD0(1), GPIOF_OUT_INIT_LOW, "GPD0");
+                gpio_free(EXYNOS4_GPD0(1));
+#endif
+        }
+}
+
+static struct plat_lcd_data smdkc210_lcd_lte480wv_data = {
+        .set_power              = lcd_lte480wv_set_power,
+};
+
+static struct platform_device smdkc210_lcd_lte480wv = {
+        .name                   = "platform-lcd",
+        .dev.parent             = &s5p_device_fimd0.dev,
+        .dev.platform_data      = &smdkc210_lcd_lte480wv_data,
+};
+
+static struct s3c_fb_pd_win smdkc210_fb_win0 = {
+        .win_mode = {
+                .left_margin    = 13,
+                .right_margin   = 8,
+                .upper_margin   = 7,
+                .lower_margin   = 5,
+                .hsync_len      = 3,
+                .vsync_len      = 1,
+                .xres           = 800,
+                .yres           = 480,
+        },
+        .max_bpp                = 32,
+        .default_bpp            = 24,
+};
+
+static struct s3c_fb_platdata smdkc210_lcd0_pdata __initdata = {
+        .win[0]         = &smdkc210_fb_win0,
+        .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
+        .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
+        .setup_gpio     = exynos4_fimd0_gpio_setup_24bpp,
+};
+
+static struct resource smdkc210_smsc911x_resources[] = {
+        [0] = {
+                .start  = EXYNOS4_PA_SROM_BANK(1),
+                .end    = EXYNOS4_PA_SROM_BANK(1) + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_EINT(5),
+                .end    = IRQ_EINT(5),
+                .flags  = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
+        },
+};
+
+static struct smsc911x_platform_config smsc9215_config = {
+        .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+        .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 smdkc210_smsc911x = {
+        .name           = "smsc911x",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(smdkc210_smsc911x_resources),
+        .resource       = smdkc210_smsc911x_resources,
+        .dev            = {
+                .platform_data  = &smsc9215_config,
+        },
+};
+
+static struct i2c_board_info i2c_devs1[] __initdata = {
+        {I2C_BOARD_INFO("wm8994", 0x1a),},
+};
+
+static struct platform_device *smdkc210_devices[] __initdata = {
+        &s3c_device_hsmmc0,
+        &s3c_device_hsmmc1,
+        &s3c_device_hsmmc2,
+        &s3c_device_hsmmc3,
+        &s3c_device_i2c1,
+        &s3c_device_rtc,
+        &s3c_device_wdt,
+        &exynos4_device_ac97,
+        &exynos4_device_i2s0,
+        &exynos4_device_pd[PD_MFC],
+        &exynos4_device_pd[PD_G3D],
+        &exynos4_device_pd[PD_LCD0],
+        &exynos4_device_pd[PD_LCD1],
+        &exynos4_device_pd[PD_CAM],
+        &exynos4_device_pd[PD_TV],
+        &exynos4_device_pd[PD_GPS],
+        &exynos4_device_sysmmu,
+        &samsung_asoc_dma,
+        &s5p_device_fimd0,
+        &smdkc210_lcd_lte480wv,
+        &smdkc210_smsc911x,
+};
+
+static void __init smdkc210_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) |
+                (1 << S5P_SROM_BW__WAITENABLE__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);
+}
+
+/* LCD Backlight data */
+static struct samsung_bl_gpio_info smdkc210_bl_gpio_info = {
+        .no = EXYNOS4_GPD0(1),
+        .func = S3C_GPIO_SFN(2),
+};
+
+static struct platform_pwm_backlight_data smdkc210_bl_data = {
+        .pwm_id = 1,
+        .pwm_period_ns  = 1000,
+};
+
+static void __init smdkc210_map_io(void)
+{
+        s5p_init_io(NULL, 0, S5P_VA_CHIPID);
+        s3c24xx_init_clocks(24000000);
+        s3c24xx_init_uarts(smdkc210_uartcfgs, ARRAY_SIZE(smdkc210_uartcfgs));
+}
+
+static void __init smdkc210_machine_init(void)
+{
+        s3c_i2c1_set_platdata(NULL);
+        i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
+
+        smdkc210_smsc911x_init();
+
+        s3c_sdhci0_set_platdata(&smdkc210_hsmmc0_pdata);
+        s3c_sdhci1_set_platdata(&smdkc210_hsmmc1_pdata);
+        s3c_sdhci2_set_platdata(&smdkc210_hsmmc2_pdata);
+        s3c_sdhci3_set_platdata(&smdkc210_hsmmc3_pdata);
+
+        samsung_bl_set(&smdkc210_bl_gpio_info, &smdkc210_bl_data);
+        s5p_fimd0_set_platdata(&smdkc210_lcd0_pdata);
+
+        platform_add_devices(smdkc210_devices, ARRAY_SIZE(smdkc210_devices));
+}
+
+MACHINE_START(SMDKC210, "SMDKC210")
+        /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
+        .boot_params    = S5P_PA_SDRAM + 0x100,
+        .init_irq       = exynos4_init_irq,
+        .map_io         = smdkc210_map_io,
+        .init_machine   = smdkc210_machine_init,
+        .timer          = &exynos4_timer,
+MACHINE_END
diff --git a/arch/arm/mach-exynos4/mach-smdkv310.c b/arch/arm/mach-exynos4/mach-smdkv310.c
new file mode 100644
index 00000000000..ea414955686
--- /dev/null
+++ b/arch/arm/mach-exynos4/mach-smdkv310.c
@@ -0,0 +1,263 @@
+/* linux/arch/arm/mach-exynos4/mach-smdkv310.c
+ *
+ * Copyright (c) 2010-2011 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/serial_core.h>
+#include <linux/gpio.h>
+#include <linux/mmc/host.h>
+#include <linux/platform_device.h>
+#include <linux/smsc911x.h>
+#include <linux/io.h>
+#include <linux/i2c.h>
+#include <linux/input.h>
+#include <linux/pwm_backlight.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach-types.h>
+
+#include <plat/regs-serial.h>
+#include <plat/regs-srom.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>
+#include <plat/gpio-cfg.h>
+#include <plat/backlight.h>
+
+#include <mach/map.h>
+
+/* Following are default values for UCON, ULCON and UFCON UART registers */
+#define SMDKV310_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
+                                 S3C2410_UCON_RXILEVEL |        \
+                                 S3C2410_UCON_TXIRQMODE |       \
+                                 S3C2410_UCON_RXIRQMODE |       \
+                                 S3C2410_UCON_RXFIFO_TOI |      \
+                                 S3C2443_UCON_RXERR_IRQEN)
+
+#define SMDKV310_ULCON_DEFAULT  S3C2410_LCON_CS8
+
+#define SMDKV310_UFCON_DEFAULT  (S3C2410_UFCON_FIFOMODE |       \
+                                 S5PV210_UFCON_TXTRIG4 |        \
+                                 S5PV210_UFCON_RXTRIG4)
+
+static struct s3c2410_uartcfg smdkv310_uartcfgs[] __initdata = {
+        [0] = {
+                .hwport         = 0,
+                .flags          = 0,
+                .ucon           = SMDKV310_UCON_DEFAULT,
+                .ulcon          = SMDKV310_ULCON_DEFAULT,
+                .ufcon          = SMDKV310_UFCON_DEFAULT,
+        },
+        [1] = {
+                .hwport         = 1,
+                .flags          = 0,
+                .ucon           = SMDKV310_UCON_DEFAULT,
+                .ulcon          = SMDKV310_ULCON_DEFAULT,
+                .ufcon          = SMDKV310_UFCON_DEFAULT,
+        },
+        [2] = {
+                .hwport         = 2,
+                .flags          = 0,
+                .ucon           = SMDKV310_UCON_DEFAULT,
+                .ulcon          = SMDKV310_ULCON_DEFAULT,
+                .ufcon          = SMDKV310_UFCON_DEFAULT,
+        },
+        [3] = {
+                .hwport         = 3,
+                .flags          = 0,
+                .ucon           = SMDKV310_UCON_DEFAULT,
+                .ulcon          = SMDKV310_ULCON_DEFAULT,
+                .ufcon          = SMDKV310_UFCON_DEFAULT,
+        },
+};
+
+static struct s3c_sdhci_platdata smdkv310_hsmmc0_pdata __initdata = {
+        .cd_type                = S3C_SDHCI_CD_INTERNAL,
+        .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 smdkv310_hsmmc1_pdata __initdata = {
+        .cd_type                = S3C_SDHCI_CD_GPIO,
+        .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_INTERNAL,
+        .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
+#ifdef CONFIG_EXYNOS4_SDHCI_CH2_8BIT
+        .max_width              = 8,
+        .host_caps              = MMC_CAP_8_BIT_DATA,
+#endif
+};
+
+static struct s3c_sdhci_platdata smdkv310_hsmmc3_pdata __initdata = {
+        .cd_type                = S3C_SDHCI_CD_GPIO,
+        .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  = EXYNOS4_PA_SROM_BANK(1),
+                .end    = EXYNOS4_PA_SROM_BANK(1) + SZ_64K - 1,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_EINT(5),
+                .end    = IRQ_EINT(5),
+                .flags  = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
+        },
+};
+
+static struct smsc911x_platform_config smsc9215_config = {
+        .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+        .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 smdkv310_smsc911x = {
+        .name           = "smsc911x",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(smdkv310_smsc911x_resources),
+        .resource       = smdkv310_smsc911x_resources,
+        .dev            = {
+                .platform_data  = &smsc9215_config,
+        },
+};
+
+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),},
+};
+
+static struct platform_device *smdkv310_devices[] __initdata = {
+        &s3c_device_hsmmc0,
+        &s3c_device_hsmmc1,
+        &s3c_device_hsmmc2,
+        &s3c_device_hsmmc3,
+        &s3c_device_i2c1,
+        &s3c_device_rtc,
+        &s3c_device_wdt,
+        &exynos4_device_ac97,
+        &exynos4_device_i2s0,
+        &samsung_device_keypad,
+        &exynos4_device_pd[PD_MFC],
+        &exynos4_device_pd[PD_G3D],
+        &exynos4_device_pd[PD_LCD0],
+        &exynos4_device_pd[PD_LCD1],
+        &exynos4_device_pd[PD_CAM],
+        &exynos4_device_pd[PD_TV],
+        &exynos4_device_pd[PD_GPS],
+        &exynos4_device_spdif,
+        &exynos4_device_sysmmu,
+        &samsung_asoc_dma,
+        &samsung_asoc_idma,
+        &smdkv310_smsc911x,
+        &exynos4_device_ahci,
+};
+
+static void __init smdkv310_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) |
+                (1 << S5P_SROM_BW__WAITENABLE__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);
+}
+
+/* LCD Backlight data */
+static struct samsung_bl_gpio_info smdkv310_bl_gpio_info = {
+        .no = EXYNOS4_GPD0(1),
+        .func = S3C_GPIO_SFN(2),
+};
+
+static struct platform_pwm_backlight_data smdkv310_bl_data = {
+        .pwm_id = 1,
+        .pwm_period_ns  = 1000,
+};
+
+static void __init smdkv310_map_io(void)
+{
+        s5p_init_io(NULL, 0, S5P_VA_CHIPID);
+        s3c24xx_init_clocks(24000000);
+        s3c24xx_init_uarts(smdkv310_uartcfgs, ARRAY_SIZE(smdkv310_uartcfgs));
+}
+
+static void __init smdkv310_machine_init(void)
+{
+        s3c_i2c1_set_platdata(NULL);
+        i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
+
+        smdkv310_smsc911x_init();
+
+        s3c_sdhci0_set_platdata(&smdkv310_hsmmc0_pdata);
+        s3c_sdhci1_set_platdata(&smdkv310_hsmmc1_pdata);
+        s3c_sdhci2_set_platdata(&smdkv310_hsmmc2_pdata);
+        s3c_sdhci3_set_platdata(&smdkv310_hsmmc3_pdata);
+
+        samsung_keypad_set_platdata(&smdkv310_keypad_data);
+
+        samsung_bl_set(&smdkv310_bl_gpio_info, &smdkv310_bl_data);
+
+        platform_add_devices(smdkv310_devices, ARRAY_SIZE(smdkv310_devices));
+}
+
+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       = exynos4_init_irq,
+        .map_io         = smdkv310_map_io,
+        .init_machine   = smdkv310_machine_init,
+        .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..b3b5d891100
--- /dev/null
+++ b/arch/arm/mach-exynos4/mach-universal_c210.c
@@ -0,0 +1,771 @@
+/* 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 <linux/i2c-gpio.h>
+#include <linux/i2c/mcs.h>
+#include <linux/i2c/atmel_mxt_ts.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/gpio-cfg.h>
+#include <plat/mfc.h>
+#include <plat/sdhci.h>
+#include <plat/pd.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("vdd_arm", 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("vdd_int", 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,
+        },
+};
+
+/* I2C3 (TSP) */
+static struct mxt_platform_data qt602240_platform_data = {
+        .x_line         = 19,
+        .y_line         = 11,
+        .x_size         = 800,
+        .y_size         = 480,
+        .blen           = 0x11,
+        .threshold      = 0x28,
+        .voltage        = 2800000,              /* 2.8V */
+        .orient         = MXT_DIAGONAL,
+};
+
+static struct i2c_board_info i2c3_devs[] __initdata = {
+        {
+                I2C_BOARD_INFO("qt602240_ts", 0x4a),
+                .platform_data = &qt602240_platform_data,
+        },
+};
+
+static void __init universal_tsp_init(void)
+{
+        int gpio;
+
+        /* TSP_LDO_ON: XMDMADDR_11 */
+        gpio = EXYNOS4_GPE2(3);
+        gpio_request(gpio, "TSP_LDO_ON");
+        gpio_direction_output(gpio, 1);
+        gpio_export(gpio, 0);
+
+        /* TSP_INT: XMDMADDR_7 */
+        gpio = EXYNOS4_GPE1(7);
+        gpio_request(gpio, "TSP_INT");
+
+        s5p_register_gpio_interrupt(gpio);
+        s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));
+        s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP);
+        i2c3_devs[0].irq = gpio_to_irq(gpio);
+}
+
+
+/* GPIO I2C 12 (3 Touchkey) */
+static uint32_t touchkey_keymap[] = {
+        /* MCS_KEY_MAP(value, keycode) */
+        MCS_KEY_MAP(0, KEY_MENU),               /* KEY_SEND */
+        MCS_KEY_MAP(1, KEY_BACK),               /* KEY_END */
+};
+
+static struct mcs_platform_data touchkey_data = {
+        .keymap         = touchkey_keymap,
+        .keymap_size    = ARRAY_SIZE(touchkey_keymap),
+        .key_maxval     = 2,
+};
+
+/* GPIO I2C 3_TOUCH 2.8V */
+#define I2C_GPIO_BUS_12         12
+static struct i2c_gpio_platform_data i2c_gpio12_data = {
+        .sda_pin        = EXYNOS4_GPE4(0),      /* XMDMDATA_8 */
+        .scl_pin        = EXYNOS4_GPE4(1),      /* XMDMDATA_9 */
+};
+
+static struct platform_device i2c_gpio12 = {
+        .name           = "i2c-gpio",
+        .id             = I2C_GPIO_BUS_12,
+        .dev            = {
+                .platform_data  = &i2c_gpio12_data,
+        },
+};
+
+static struct i2c_board_info i2c_gpio12_devs[] __initdata = {
+        {
+                I2C_BOARD_INFO("mcs5080_touchkey", 0x20),
+                .platform_data = &touchkey_data,
+        },
+};
+
+static void __init universal_touchkey_init(void)
+{
+        int gpio;
+
+        gpio = EXYNOS4_GPE3(7);                 /* XMDMDATA_7 */
+        gpio_request(gpio, "3_TOUCH_INT");
+        s5p_register_gpio_interrupt(gpio);
+        s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(0xf));
+        i2c_gpio12_devs[0].irq = gpio_to_irq(gpio);
+
+        gpio = EXYNOS4_GPE3(3);                 /* XMDMDATA_3 */
+        gpio_request(gpio, "3_TOUCH_EN");
+        gpio_direction_output(gpio, 1);
+}
+
+/* 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 */
+        &s5p_device_fimc0,
+        &s5p_device_fimc1,
+        &s5p_device_fimc2,
+        &s5p_device_fimc3,
+        &mmc0_fixed_voltage,
+        &s3c_device_hsmmc0,
+        &s3c_device_hsmmc2,
+        &s3c_device_hsmmc3,
+        &s3c_device_i2c3,
+        &s3c_device_i2c5,
+
+        /* Universal Devices */
+        &i2c_gpio12,
+        &universal_gpio_keys,
+        &s5p_device_onenand,
+        &s5p_device_mfc,
+        &s5p_device_mfc_l,
+        &s5p_device_mfc_r,
+        &exynos4_device_pd[PD_MFC],
+};
+
+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_reserve(void)
+{
+        s5p_mfc_reserve_mem(0x43000000, 8 << 20, 0x51000000, 8 << 20);
+}
+
+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));
+
+        universal_tsp_init();
+        s3c_i2c3_set_platdata(NULL);
+        i2c_register_board_info(3, i2c3_devs, ARRAY_SIZE(i2c3_devs));
+
+        s3c_i2c5_set_platdata(NULL);
+        i2c_register_board_info(5, i2c5_devs, ARRAY_SIZE(i2c5_devs));
+
+        universal_touchkey_init();
+        i2c_register_board_info(I2C_GPIO_BUS_12, i2c_gpio12_devs,
+                        ARRAY_SIZE(i2c_gpio12_devs));
+
+        /* Last */
+        platform_add_devices(universal_devices, ARRAY_SIZE(universal_devices));
+        s5p_device_mfc.dev.parent = &exynos4_device_pd[PD_MFC].dev;
+}
+
+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,
+        .reserve        = &universal_reserve,
+MACHINE_END
diff --git a/arch/arm/mach-exynos4/mct.c b/arch/arm/mach-exynos4/mct.c
new file mode 100644
index 00000000000..ddd86864fb8
--- /dev/null
+++ b/arch/arm/mach-exynos4/mct.c
@@ -0,0 +1,429 @@
+/* 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;
+}
+
+static void exynos4_frc_resume(struct clocksource *cs)
+{
+        exynos4_mct_frc_start(0, 0);
+}
+
+struct clocksource mct_frc = {
+        .name           = "mct-frc",
+        .rating         = 400,
+        .read           = exynos4_frc_read,
+        .mask           = CLOCKSOURCE_MASK(64),
+        .flags          = CLOCK_SOURCE_IS_CONTINUOUS,
+        .resume         = exynos4_frc_resume,
+};
+
+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 interrupt */
+        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];
+                setup_irq(IRQ_MCT_L1, &mct_tick1_event_irq);
+                irq_set_affinity(IRQ_MCT_L1, cpumask_of(1));
+        }
+}
+
+/* Setup the local clock events for a CPU */
+int __cpuinit local_timer_setup(struct clock_event_device *evt)
+{
+        exynos4_mct_tick_init(evt);
+
+        return 0;
+}
+
+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-exynos4/platsmp.c b/arch/arm/mach-exynos4/platsmp.c
new file mode 100644
index 00000000000..0c90896ad9a
--- /dev/null
+++ b/arch/arm/mach-exynos4/platsmp.c
@@ -0,0 +1,220 @@
+/* linux/arch/arm/mach-exynos4/platsmp.c
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * Cloned from linux/arch/arm/mach-vexpress/platsmp.c
+ *
+ *  Copyright (C) 2002 ARM Ltd.
+ *  All Rights Reserved
+ *
+ * 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/errno.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/jiffies.h>
+#include <linux/smp.h>
+#include <linux/io.h>
+
+#include <asm/cacheflush.h>
+#include <asm/hardware/gic.h>
+#include <asm/smp_scu.h>
+#include <asm/unified.h>
+
+#include <mach/hardware.h>
+#include <mach/regs-clock.h>
+#include <mach/regs-pmu.h>
+
+extern void exynos4_secondary_startup(void);
+
+#define CPU1_BOOT_REG S5P_VA_SYSRAM
+
+/*
+ * control for which core is the next to come out of the secondary
+ * boot "holding pen"
+ */
+
+volatile int __cpuinitdata pen_release = -1;
+
+/*
+ * Write pen_release in a way that is guaranteed to be visible to all
+ * observers, irrespective of whether they're taking part in coherency
+ * or not.  This is necessary for the hotplug code to work reliably.
+ */
+static void write_pen_release(int val)
+{
+        pen_release = val;
+        smp_wmb();
+        __cpuc_flush_dcache_area((void *)&pen_release, sizeof(pen_release));
+        outer_clean_range(__pa(&pen_release), __pa(&pen_release + 1));
+}
+
+static void __iomem *scu_base_addr(void)
+{
+        return (void __iomem *)(S5P_VA_SCU);
+}
+
+static DEFINE_SPINLOCK(boot_lock);
+
+static void __cpuinit exynos4_gic_secondary_init(void)
+{
+        void __iomem *dist_base = S5P_VA_GIC_DIST +
+                                 (EXYNOS4_GIC_BANK_OFFSET * smp_processor_id());
+        void __iomem *cpu_base = S5P_VA_GIC_CPU +
+                                (EXYNOS4_GIC_BANK_OFFSET * smp_processor_id());
+        int i;
+
+        /*
+         * Deal with the banked PPI and SGI interrupts - disable all
+         * PPI interrupts, ensure all SGI interrupts are enabled.
+         */
+        __raw_writel(0xffff0000, dist_base + GIC_DIST_ENABLE_CLEAR);
+        __raw_writel(0x0000ffff, dist_base + GIC_DIST_ENABLE_SET);
+
+        /*
+         * Set priority on PPI and SGI interrupts
+         */
+        for (i = 0; i < 32; i += 4)
+                __raw_writel(0xa0a0a0a0, dist_base + GIC_DIST_PRI + i * 4 / 4);
+
+        __raw_writel(0xf0, cpu_base + GIC_CPU_PRIMASK);
+        __raw_writel(1, cpu_base + GIC_CPU_CTRL);
+}
+
+void __cpuinit platform_secondary_init(unsigned int cpu)
+{
+        /*
+         * if any interrupts are already enabled for the primary
+         * core (e.g. timer irq), then they will not have been enabled
+         * for us: do so
+         */
+        exynos4_gic_secondary_init();
+
+        /*
+         * let the primary processor know we're out of the
+         * pen, then head off into the C entry point
+         */
+        write_pen_release(-1);
+
+        /*
+         * Synchronise with the boot thread.
+         */
+        spin_lock(&boot_lock);
+        spin_unlock(&boot_lock);
+
+        set_cpu_online(cpu, true);
+}
+
+int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
+{
+        unsigned long timeout;
+
+        /*
+         * Set synchronisation state between this boot processor
+         * and the secondary one
+         */
+        spin_lock(&boot_lock);
+
+        /*
+         * The secondary processor is waiting to be released from
+         * the holding pen - release it, then wait for it to flag
+         * that it has been released by resetting pen_release.
+         *
+         * Note that "pen_release" is the hardware CPU ID, whereas
+         * "cpu" is Linux's internal ID.
+         */
+        write_pen_release(cpu);
+
+        if (!(__raw_readl(S5P_ARM_CORE1_STATUS) & S5P_CORE_LOCAL_PWR_EN)) {
+                __raw_writel(S5P_CORE_LOCAL_PWR_EN,
+                             S5P_ARM_CORE1_CONFIGURATION);
+
+                timeout = 10;
+
+                /* wait max 10 ms until cpu1 is on */
+                while ((__raw_readl(S5P_ARM_CORE1_STATUS)
+                        & S5P_CORE_LOCAL_PWR_EN) != S5P_CORE_LOCAL_PWR_EN) {
+                        if (timeout-- == 0)
+                                break;
+
+                        mdelay(1);
+                }
+
+                if (timeout == 0) {
+                        printk(KERN_ERR "cpu1 power enable failed");
+                        spin_unlock(&boot_lock);
+                        return -ETIMEDOUT;
+                }
+        }
+        /*
+         * Send the secondary CPU a soft interrupt, thereby causing
+         * the boot monitor to read the system wide flags register,
+         * and branch to the address found there.
+         */
+
+        timeout = jiffies + (1 * HZ);
+        while (time_before(jiffies, timeout)) {
+                smp_rmb();
+
+                __raw_writel(BSYM(virt_to_phys(exynos4_secondary_startup)),
+                        CPU1_BOOT_REG);
+                gic_raise_softirq(cpumask_of(cpu), 1);
+
+                if (pen_release == -1)
+                        break;
+
+                udelay(10);
+        }
+
+        /*
+         * now the secondary core is starting up let it run its
+         * calibrations, then wait for it to finish
+         */
+        spin_unlock(&boot_lock);
+
+        return pen_release != -1 ? -ENOSYS : 0;
+}
+
+/*
+ * Initialise the CPU possible map early - this describes the CPUs
+ * which may be present or become present in the system.
+ */
+
+void __init smp_init_cpus(void)
+{
+        void __iomem *scu_base = scu_base_addr();
+        unsigned int i, ncores;
+
+        ncores = scu_base ? scu_get_core_count(scu_base) : 1;
+
+        /* sanity check */
+        if (ncores > nr_cpu_ids) {
+                pr_warn("SMP: %u cores greater than maximum (%u), clipping\n",
+                        ncores, nr_cpu_ids);
+                ncores = nr_cpu_ids;
+        }
+
+        for (i = 0; i < ncores; i++)
+                set_cpu_possible(i, true);
+
+        set_smp_cross_call(gic_raise_softirq);
+}
+
+void __init platform_smp_prepare_cpus(unsigned int max_cpus)
+{
+
+        scu_enable(scu_base_addr());
+
+        /*
+         * Write the address of secondary startup into the
+         * system-wide flags register. The boot monitor waits
+         * until it receives a soft interrupt, and then the
+         * secondary CPU branches to this address.
+         */
+        __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..bc6ca9482de
--- /dev/null
+++ b/arch/arm/mach-exynos4/pm.c
@@ -0,0 +1,486 @@
+/* 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/syscore_ops.h>
+#include <linux/io.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+
+#include <asm/cacheflush.h>
+#include <asm/hardware/cache-l2x0.h>
+
+#include <plat/cpu.h>
+#include <plat/pm.h>
+#include <plat/pll.h>
+#include <plat/regs-srom.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>
+#include <mach/pmu.h>
+
+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_epll_save[] = {
+        SAVE_ITEM(S5P_EPLL_CON0),
+        SAVE_ITEM(S5P_EPLL_CON1),
+};
+
+static struct sleep_save exynos4_vpll_save[] = {
+        SAVE_ITEM(S5P_VPLL_CON0),
+        SAVE_ITEM(S5P_VPLL_CON1),
+};
+
+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_CLKSRC_TOP0),
+        SAVE_ITEM(S5P_CLKSRC_TOP1),
+        SAVE_ITEM(S5P_CLKSRC_CAM),
+        SAVE_ITEM(S5P_CLKSRC_TV),
+        SAVE_ITEM(S5P_CLKSRC_MFC),
+        SAVE_ITEM(S5P_CLKSRC_G3D),
+        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_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_CLKDIV2_RATIO),
+        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_CLKDIV_CPU + 0x4),
+        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),
+
+        /* SROM side */
+        SAVE_ITEM(S5P_SROM_BW),
+        SAVE_ITEM(S5P_SROM_BC0),
+        SAVE_ITEM(S5P_SROM_BC1),
+        SAVE_ITEM(S5P_SROM_BC2),
+        SAVE_ITEM(S5P_SROM_BC3),
+};
+
+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),
+};
+
+/* For Cortex-A9 Diagnostic and Power control register */
+static unsigned int save_arm_register[2];
+
+static int exynos4_cpu_suspend(unsigned long arg)
+{
+        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));
+        s3c_pm_do_save(exynos4_epll_save, ARRAY_SIZE(exynos4_epll_save));
+        s3c_pm_do_save(exynos4_vpll_save, ARRAY_SIZE(exynos4_vpll_save));
+
+        tmp = __raw_readl(S5P_INFORM1);
+
+        /* Set value of power down register for sleep mode */
+
+        exynos4_sys_powerdown_conf(SYS_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 unsigned long pll_base_rate;
+
+static void exynos4_restore_pll(void)
+{
+        unsigned long pll_con, locktime, lockcnt;
+        unsigned long pll_in_rate;
+        unsigned int p_div, epll_wait = 0, vpll_wait = 0;
+
+        if (pll_base_rate == 0)
+                return;
+
+        pll_in_rate = pll_base_rate;
+
+        /* EPLL */
+        pll_con = exynos4_epll_save[0].val;
+
+        if (pll_con & (1 << 31)) {
+                pll_con &= (PLL46XX_PDIV_MASK << PLL46XX_PDIV_SHIFT);
+                p_div = (pll_con >> PLL46XX_PDIV_SHIFT);
+
+                pll_in_rate /= 1000000;
+
+                locktime = (3000 / pll_in_rate) * p_div;
+                lockcnt = locktime * 10000 / (10000 / pll_in_rate);
+
+                __raw_writel(lockcnt, S5P_EPLL_LOCK);
+
+                s3c_pm_do_restore_core(exynos4_epll_save,
+                                        ARRAY_SIZE(exynos4_epll_save));
+                epll_wait = 1;
+        }
+
+        pll_in_rate = pll_base_rate;
+
+        /* VPLL */
+        pll_con = exynos4_vpll_save[0].val;
+
+        if (pll_con & (1 << 31)) {
+                pll_in_rate /= 1000000;
+                /* 750us */
+                locktime = 750;
+                lockcnt = locktime * 10000 / (10000 / pll_in_rate);
+
+                __raw_writel(lockcnt, S5P_VPLL_LOCK);
+
+                s3c_pm_do_restore_core(exynos4_vpll_save,
+                                        ARRAY_SIZE(exynos4_vpll_save));
+                vpll_wait = 1;
+        }
+
+        /* Wait PLL locking */
+
+        do {
+                if (epll_wait) {
+                        pll_con = __raw_readl(S5P_EPLL_CON0);
+                        if (pll_con & (1 << S5P_EPLLCON0_LOCKED_SHIFT))
+                                epll_wait = 0;
+                }
+
+                if (vpll_wait) {
+                        pll_con = __raw_readl(S5P_VPLL_CON0);
+                        if (pll_con & (1 << S5P_VPLLCON0_LOCKED_SHIFT))
+                                vpll_wait = 0;
+                }
+        } while (epll_wait || vpll_wait);
+}
+
+static struct sysdev_driver exynos4_pm_driver = {
+        .add            = exynos4_pm_add,
+};
+
+static __init int exynos4_pm_drvinit(void)
+{
+        struct clk *pll_base;
+        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);
+
+        pll_base = clk_get(NULL, "xtal");
+
+        if (!IS_ERR(pll_base)) {
+                pll_base_rate = clk_get_rate(pll_base);
+                clk_put(pll_base);
+        }
+
+        return sysdev_driver_register(&exynos4_sysclass, &exynos4_pm_driver);
+}
+arch_initcall(exynos4_pm_drvinit);
+
+static int exynos4_pm_suspend(void)
+{
+        unsigned long tmp;
+
+        /* 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);
+
+        /* Save Power control register */
+        asm ("mrc p15, 0, %0, c15, c0, 0"
+             : "=r" (tmp) : : "cc");
+        save_arm_register[0] = tmp;
+
+        /* Save Diagnostic register */
+        asm ("mrc p15, 0, %0, c15, c0, 1"
+             : "=r" (tmp) : : "cc");
+        save_arm_register[1] = tmp;
+
+        return 0;
+}
+
+static void exynos4_pm_resume(void)
+{
+        unsigned long tmp;
+
+        /*
+         * If PMU failed while entering sleep mode, WFI will be
+         * ignored by PMU and then exiting cpu_do_idle().
+         * S5P_CENTRAL_LOWPWR_CFG bit will not be set automatically
+         * in this situation.
+         */
+        tmp = __raw_readl(S5P_CENTRAL_SEQ_CONFIGURATION);
+        if (!(tmp & S5P_CENTRAL_LOWPWR_CFG)) {
+                tmp |= S5P_CENTRAL_LOWPWR_CFG;
+                __raw_writel(tmp, S5P_CENTRAL_SEQ_CONFIGURATION);
+                /* No need to perform below restore code */
+                goto early_wakeup;
+        }
+        /* Restore Power control register */
+        tmp = save_arm_register[0];
+        asm volatile ("mcr p15, 0, %0, c15, c0, 0"
+                      : : "r" (tmp)
+                      : "cc");
+
+        /* Restore Diagnostic register */
+        tmp = save_arm_register[1];
+        asm volatile ("mcr p15, 0, %0, c15, c0, 1"
+                      : : "r" (tmp)
+                      : "cc");
+
+        /* 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_restore_pll();
+
+        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
+
+early_wakeup:
+        return;
+}
+
+static struct syscore_ops exynos4_pm_syscore_ops = {
+        .suspend        = exynos4_pm_suspend,
+        .resume         = exynos4_pm_resume,
+};
+
+static __init int exynos4_pm_syscore_init(void)
+{
+        register_syscore_ops(&exynos4_pm_syscore_ops);
+        return 0;
+}
+arch_initcall(exynos4_pm_syscore_init);
diff --git a/arch/arm/mach-exynos4/pmu.c b/arch/arm/mach-exynos4/pmu.c
new file mode 100644
index 00000000000..7ea9eb2a20d
--- /dev/null
+++ b/arch/arm/mach-exynos4/pmu.c
@@ -0,0 +1,175 @@
+/* linux/arch/arm/mach-exynos4/pmu.c
+ *
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com/
+ *
+ * EXYNOS4210 - CPU PMU(Power Management Unit) 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/io.h>
+#include <linux/kernel.h>
+
+#include <mach/regs-clock.h>
+#include <mach/pmu.h>
+
+static void __iomem *sys_powerdown_reg[] = {
+        S5P_ARM_CORE0_LOWPWR,
+        S5P_DIS_IRQ_CORE0,
+        S5P_DIS_IRQ_CENTRAL0,
+        S5P_ARM_CORE1_LOWPWR,
+        S5P_DIS_IRQ_CORE1,
+        S5P_DIS_IRQ_CENTRAL1,
+        S5P_ARM_COMMON_LOWPWR,
+        S5P_L2_0_LOWPWR,
+        S5P_L2_1_LOWPWR,
+        S5P_CMU_ACLKSTOP_LOWPWR,
+        S5P_CMU_SCLKSTOP_LOWPWR,
+        S5P_CMU_RESET_LOWPWR,
+        S5P_APLL_SYSCLK_LOWPWR,
+        S5P_MPLL_SYSCLK_LOWPWR,
+        S5P_VPLL_SYSCLK_LOWPWR,
+        S5P_EPLL_SYSCLK_LOWPWR,
+        S5P_CMU_CLKSTOP_GPS_ALIVE_LOWPWR,
+        S5P_CMU_RESET_GPSALIVE_LOWPWR,
+        S5P_CMU_CLKSTOP_CAM_LOWPWR,
+        S5P_CMU_CLKSTOP_TV_LOWPWR,
+        S5P_CMU_CLKSTOP_MFC_LOWPWR,
+        S5P_CMU_CLKSTOP_G3D_LOWPWR,
+        S5P_CMU_CLKSTOP_LCD0_LOWPWR,
+        S5P_CMU_CLKSTOP_LCD1_LOWPWR,
+        S5P_CMU_CLKSTOP_MAUDIO_LOWPWR,
+        S5P_CMU_CLKSTOP_GPS_LOWPWR,
+        S5P_CMU_RESET_CAM_LOWPWR,
+        S5P_CMU_RESET_TV_LOWPWR,
+        S5P_CMU_RESET_MFC_LOWPWR,
+        S5P_CMU_RESET_G3D_LOWPWR,
+        S5P_CMU_RESET_LCD0_LOWPWR,
+        S5P_CMU_RESET_LCD1_LOWPWR,
+        S5P_CMU_RESET_MAUDIO_LOWPWR,
+        S5P_CMU_RESET_GPS_LOWPWR,
+        S5P_TOP_BUS_LOWPWR,
+        S5P_TOP_RETENTION_LOWPWR,
+        S5P_TOP_PWR_LOWPWR,
+        S5P_LOGIC_RESET_LOWPWR,
+        S5P_ONENAND_MEM_LOWPWR,
+        S5P_MODIMIF_MEM_LOWPWR,
+        S5P_G2D_ACP_MEM_LOWPWR,
+        S5P_USBOTG_MEM_LOWPWR,
+        S5P_HSMMC_MEM_LOWPWR,
+        S5P_CSSYS_MEM_LOWPWR,
+        S5P_SECSS_MEM_LOWPWR,
+        S5P_PCIE_MEM_LOWPWR,
+        S5P_SATA_MEM_LOWPWR,
+        S5P_PAD_RETENTION_DRAM_LOWPWR,
+        S5P_PAD_RETENTION_MAUDIO_LOWPWR,
+        S5P_PAD_RETENTION_GPIO_LOWPWR,
+        S5P_PAD_RETENTION_UART_LOWPWR,
+        S5P_PAD_RETENTION_MMCA_LOWPWR,
+        S5P_PAD_RETENTION_MMCB_LOWPWR,
+        S5P_PAD_RETENTION_EBIA_LOWPWR,
+        S5P_PAD_RETENTION_EBIB_LOWPWR,
+        S5P_PAD_RETENTION_ISOLATION_LOWPWR,
+        S5P_PAD_RETENTION_ALV_SEL_LOWPWR,
+        S5P_XUSBXTI_LOWPWR,
+        S5P_XXTI_LOWPWR,
+        S5P_EXT_REGULATOR_LOWPWR,
+        S5P_GPIO_MODE_LOWPWR,
+        S5P_GPIO_MODE_MAUDIO_LOWPWR,
+        S5P_CAM_LOWPWR,
+        S5P_TV_LOWPWR,
+        S5P_MFC_LOWPWR,
+        S5P_G3D_LOWPWR,
+        S5P_LCD0_LOWPWR,
+        S5P_LCD1_LOWPWR,
+        S5P_MAUDIO_LOWPWR,
+        S5P_GPS_LOWPWR,
+        S5P_GPS_ALIVE_LOWPWR,
+};
+
+static const unsigned int sys_powerdown_val[][NUM_SYS_POWERDOWN] = {
+        /* { AFTR, LPA, SLEEP }*/
+        { 0, 0, 2 },    /* ARM_CORE0 */
+        { 0, 0, 0 },    /* ARM_DIS_IRQ_CORE0 */
+        { 0, 0, 0 },    /* ARM_DIS_IRQ_CENTRAL0 */
+        { 0, 0, 2 },    /* ARM_CORE1 */
+        { 0, 0, 0 },    /* ARM_DIS_IRQ_CORE1 */
+        { 0, 0, 0 },    /* ARM_DIS_IRQ_CENTRAL1 */
+        { 0, 0, 2 },    /* ARM_COMMON */
+        { 2, 2, 3 },    /* ARM_CPU_L2_0 */
+        { 2, 2, 3 },    /* ARM_CPU_L2_1 */
+        { 1, 0, 0 },    /* CMU_ACLKSTOP */
+        { 1, 0, 0 },    /* CMU_SCLKSTOP */
+        { 1, 1, 0 },    /* CMU_RESET */
+        { 1, 0, 0 },    /* APLL_SYSCLK */
+        { 1, 0, 0 },    /* MPLL_SYSCLK */
+        { 1, 0, 0 },    /* VPLL_SYSCLK */
+        { 1, 1, 0 },    /* EPLL_SYSCLK */
+        { 1, 1, 0 },    /* CMU_CLKSTOP_GPS_ALIVE */
+        { 1, 1, 0 },    /* CMU_RESET_GPS_ALIVE */
+        { 1, 1, 0 },    /* CMU_CLKSTOP_CAM */
+        { 1, 1, 0 },    /* CMU_CLKSTOP_TV */
+        { 1, 1, 0 },    /* CMU_CLKSTOP_MFC */
+        { 1, 1, 0 },    /* CMU_CLKSTOP_G3D */
+        { 1, 1, 0 },    /* CMU_CLKSTOP_LCD0 */
+        { 1, 1, 0 },    /* CMU_CLKSTOP_LCD1 */
+        { 1, 1, 0 },    /* CMU_CLKSTOP_MAUDIO */
+        { 1, 1, 0 },    /* CMU_CLKSTOP_GPS */
+        { 1, 1, 0 },    /* CMU_RESET_CAM */
+        { 1, 1, 0 },    /* CMU_RESET_TV */
+        { 1, 1, 0 },    /* CMU_RESET_MFC */
+        { 1, 1, 0 },    /* CMU_RESET_G3D */
+        { 1, 1, 0 },    /* CMU_RESET_LCD0 */
+        { 1, 1, 0 },    /* CMU_RESET_LCD1 */
+        { 1, 1, 0 },    /* CMU_RESET_MAUDIO */
+        { 1, 1, 0 },    /* CMU_RESET_GPS */
+        { 3, 0, 0 },    /* TOP_BUS */
+        { 1, 0, 1 },    /* TOP_RETENTION */
+        { 3, 0, 3 },    /* TOP_PWR */
+        { 1, 1, 0 },    /* LOGIC_RESET */
+        { 3, 0, 0 },    /* ONENAND_MEM */
+        { 3, 0, 0 },    /* MODIMIF_MEM */
+        { 3, 0, 0 },    /* G2D_ACP_MEM */
+        { 3, 0, 0 },    /* USBOTG_MEM */
+        { 3, 0, 0 },    /* HSMMC_MEM */
+        { 3, 0, 0 },    /* CSSYS_MEM */
+        { 3, 0, 0 },    /* SECSS_MEM */
+        { 3, 0, 0 },    /* PCIE_MEM */
+        { 3, 0, 0 },    /* SATA_MEM */
+        { 1, 0, 0 },    /* PAD_RETENTION_DRAM */
+        { 1, 1, 0 },    /* PAD_RETENTION_MAUDIO */
+        { 1, 0, 0 },    /* PAD_RETENTION_GPIO */
+        { 1, 0, 0 },    /* PAD_RETENTION_UART */
+        { 1, 0, 0 },    /* PAD_RETENTION_MMCA */
+        { 1, 0, 0 },    /* PAD_RETENTION_MMCB */
+        { 1, 0, 0 },    /* PAD_RETENTION_EBIA */
+        { 1, 0, 0 },    /* PAD_RETENTION_EBIB */
+        { 1, 0, 0 },    /* PAD_RETENTION_ISOLATION */
+        { 1, 0, 0 },    /* PAD_RETENTION_ALV_SEL */
+        { 1, 1, 0 },    /* XUSBXTI */
+        { 1, 1, 0 },    /* XXTI */
+        { 1, 1, 0 },    /* EXT_REGULATOR */
+        { 1, 0, 0 },    /* GPIO_MODE */
+        { 1, 1, 0 },    /* GPIO_MODE_MAUDIO */
+        { 7, 0, 0 },    /* CAM */
+        { 7, 0, 0 },    /* TV */
+        { 7, 0, 0 },    /* MFC */
+        { 7, 0, 0 },    /* G3D */
+        { 7, 0, 0 },    /* LCD0 */
+        { 7, 0, 0 },    /* LCD1 */
+        { 7, 7, 0 },    /* MAUDIO */
+        { 7, 0, 0 },    /* GPS */
+        { 7, 0, 0 },    /* GPS_ALIVE */
+};
+
+void exynos4_sys_powerdown_conf(enum sys_powerdown mode)
+{
+        unsigned int count = ARRAY_SIZE(sys_powerdown_reg);
+
+        for (; count > 0; count--)
+                __raw_writel(sys_powerdown_val[count - 1][mode],
+                                sys_powerdown_reg[count - 1]);
+}
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-exynos4/setup-fimd0.c b/arch/arm/mach-exynos4/setup-fimd0.c
new file mode 100644
index 00000000000..07a6dbeecdd
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-fimd0.c
@@ -0,0 +1,43 @@
+/* linux/arch/arm/mach-exynos4/setup-fimd0.c
+ *
+ * Copyright (c) 2009-2011 Samsung Electronics Co., Ltd.
+ *             http://www.samsung.com
+ *
+ * Base Exynos4 FIMD 0 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/fb.h>
+#include <linux/gpio.h>
+
+#include <plat/gpio-cfg.h>
+#include <plat/regs-fb-v4.h>
+
+#include <mach/map.h>
+
+void exynos4_fimd0_gpio_setup_24bpp(void)
+{
+        unsigned int reg;
+
+        s3c_gpio_cfgrange_nopull(EXYNOS4_GPF0(0), 8, S3C_GPIO_SFN(2));
+        s3c_gpio_cfgrange_nopull(EXYNOS4_GPF1(0), 8, S3C_GPIO_SFN(2));
+        s3c_gpio_cfgrange_nopull(EXYNOS4_GPF2(0), 8, S3C_GPIO_SFN(2));
+        s3c_gpio_cfgrange_nopull(EXYNOS4_GPF3(0), 4, S3C_GPIO_SFN(2));
+
+        /*
+         * Set DISPLAY_CONTROL register for Display path selection.
+         *
+         * DISPLAY_CONTROL[1:0]
+         * ---------------------
+         *  00 | MIE
+         *  01 | MDINE
+         *  10 | FIMD : selected
+         *  11 | FIMD
+         */
+        reg = __raw_readl(S3C_VA_SYS + 0x0210);
+        reg |= (1 << 1);
+        __raw_writel(reg, S3C_VA_SYS + 0x0210);
+}
diff --git a/arch/arm/mach-exynos4/setup-i2c0.c b/arch/arm/mach-exynos4/setup-i2c0.c
new file mode 100644
index 00000000000..d395bd17c38
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-i2c0.c
@@ -0,0 +1,26 @@
+/*
+ * linux/arch/arm/mach-exynos4/setup-i2c0.c
+ *
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com/
+ *
+ * I2C0 GPIO configuration.
+ *
+ * Based on plat-s3c64xx/setup-i2c0.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.
+*/
+
+struct platform_device; /* don't need the contents */
+
+#include <linux/gpio.h>
+#include <plat/iic.h>
+#include <plat/gpio-cfg.h>
+
+void s3c_i2c0_cfg_gpio(struct platform_device *dev)
+{
+        s3c_gpio_cfgall_range(EXYNOS4_GPD1(0), 2,
+                              S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
+}
diff --git a/arch/arm/mach-exynos4/setup-i2c1.c b/arch/arm/mach-exynos4/setup-i2c1.c
new file mode 100644
index 00000000000..fd7235a43f6
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-i2c1.c
@@ -0,0 +1,23 @@
+/*
+ * linux/arch/arm/mach-exynos4/setup-i2c1.c
+ *
+ * Copyright (C) 2010 Samsung Electronics Co., Ltd.
+ *
+ * I2C1 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.
+*/
+
+struct platform_device; /* don't need the contents */
+
+#include <linux/gpio.h>
+#include <plat/iic.h>
+#include <plat/gpio-cfg.h>
+
+void s3c_i2c1_cfg_gpio(struct platform_device *dev)
+{
+        s3c_gpio_cfgall_range(EXYNOS4_GPD1(2), 2,
+                              S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP);
+}
diff --git a/arch/arm/mach-exynos4/setup-i2c2.c b/arch/arm/mach-exynos4/setup-i2c2.c
new file mode 100644
index 00000000000..2694b19e8b3
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-i2c2.c
@@ -0,0 +1,23 @@
+/*
+ * linux/arch/arm/mach-exynos4/setup-i2c2.c
+ *
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *
+ * I2C2 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.
+*/
+
+struct platform_device; /* don't need the contents */
+
+#include <linux/gpio.h>
+#include <plat/iic.h>
+#include <plat/gpio-cfg.h>
+
+void s3c_i2c2_cfg_gpio(struct platform_device *dev)
+{
+        s3c_gpio_cfgall_range(EXYNOS4_GPA0(6), 2,
+                              S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP);
+}
diff --git a/arch/arm/mach-exynos4/setup-i2c3.c b/arch/arm/mach-exynos4/setup-i2c3.c
new file mode 100644
index 00000000000..379bd306993
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-i2c3.c
@@ -0,0 +1,23 @@
+/*
+ * linux/arch/arm/mach-exynos4/setup-i2c3.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *
+ * I2C3 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.
+*/
+
+struct platform_device; /* don't need the contents */
+
+#include <linux/gpio.h>
+#include <plat/iic.h>
+#include <plat/gpio-cfg.h>
+
+void s3c_i2c3_cfg_gpio(struct platform_device *dev)
+{
+        s3c_gpio_cfgall_range(EXYNOS4_GPA1(2), 2,
+                              S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP);
+}
diff --git a/arch/arm/mach-exynos4/setup-i2c4.c b/arch/arm/mach-exynos4/setup-i2c4.c
new file mode 100644
index 00000000000..9f3c04855b7
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-i2c4.c
@@ -0,0 +1,23 @@
+/*
+ * linux/arch/arm/mach-exynos4/setup-i2c4.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *
+ * I2C4 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.
+*/
+
+struct platform_device; /* don't need the contents */
+
+#include <linux/gpio.h>
+#include <plat/iic.h>
+#include <plat/gpio-cfg.h>
+
+void s3c_i2c4_cfg_gpio(struct platform_device *dev)
+{
+        s3c_gpio_cfgall_range(EXYNOS4_GPB(2), 2,
+                              S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP);
+}
diff --git a/arch/arm/mach-exynos4/setup-i2c5.c b/arch/arm/mach-exynos4/setup-i2c5.c
new file mode 100644
index 00000000000..77e1a1e57c7
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-i2c5.c
@@ -0,0 +1,23 @@
+/*
+ * linux/arch/arm/mach-exynos4/setup-i2c5.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *
+ * I2C5 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.
+*/
+
+struct platform_device; /* don't need the contents */
+
+#include <linux/gpio.h>
+#include <plat/iic.h>
+#include <plat/gpio-cfg.h>
+
+void s3c_i2c5_cfg_gpio(struct platform_device *dev)
+{
+        s3c_gpio_cfgall_range(EXYNOS4_GPB(6), 2,
+                              S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP);
+}
diff --git a/arch/arm/mach-exynos4/setup-i2c6.c b/arch/arm/mach-exynos4/setup-i2c6.c
new file mode 100644
index 00000000000..284d12b7af0
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-i2c6.c
@@ -0,0 +1,23 @@
+/*
+ * linux/arch/arm/mach-exynos4/setup-i2c6.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *
+ * I2C6 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.
+*/
+
+struct platform_device; /* don't need the contents */
+
+#include <linux/gpio.h>
+#include <plat/iic.h>
+#include <plat/gpio-cfg.h>
+
+void s3c_i2c6_cfg_gpio(struct platform_device *dev)
+{
+        s3c_gpio_cfgall_range(EXYNOS4_GPC1(3), 2,
+                              S3C_GPIO_SFN(4), S3C_GPIO_PULL_UP);
+}
diff --git a/arch/arm/mach-exynos4/setup-i2c7.c b/arch/arm/mach-exynos4/setup-i2c7.c
new file mode 100644
index 00000000000..b7611ee359a
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-i2c7.c
@@ -0,0 +1,23 @@
+/*
+ * linux/arch/arm/mach-exynos4/setup-i2c7.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *
+ * I2C7 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.
+*/
+
+struct platform_device; /* don't need the contents */
+
+#include <linux/gpio.h>
+#include <plat/iic.h>
+#include <plat/gpio-cfg.h>
+
+void s3c_i2c7_cfg_gpio(struct platform_device *dev)
+{
+        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..7862bfb5933
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-keypad.c
@@ -0,0 +1,36 @@
+/* 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_cfgall_range(EXYNOS4_GPX2(0), 8, S3C_GPIO_SFN(3),
+                                        S3C_GPIO_PULL_UP);
+
+                /* Set all the necessary GPX3 pins: KP_ROW[8~] */
+                s3c_gpio_cfgall_range(EXYNOS4_GPX3(0), (rows - 8),
+                                         S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP);
+        } else {
+                /* Set all the necessary GPX2 pins: KP_ROW[x] */
+                s3c_gpio_cfgall_range(EXYNOS4_GPX2(0), rows, S3C_GPIO_SFN(3),
+                                        S3C_GPIO_PULL_UP);
+        }
+
+        /* 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-exynos4/setup-sdhci-gpio.c b/arch/arm/mach-exynos4/setup-sdhci-gpio.c
new file mode 100644
index 00000000000..e8d08bf8965
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-sdhci-gpio.c
@@ -0,0 +1,152 @@
+/* linux/arch/arm/mach-exynos4/setup-sdhci-gpio.c
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+#include <linux/mmc/host.h>
+#include <linux/mmc/card.h>
+
+#include <plat/gpio-cfg.h>
+#include <plat/regs-sdhci.h>
+#include <plat/sdhci.h>
+
+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 = 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);
+        }
+
+        switch (width) {
+        case 8:
+                for (gpio = EXYNOS4_GPK1(3); gpio <= EXYNOS4_GPK1(6); gpio++) {
+                        /* Data pin GPK1[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 = EXYNOS4_GPK0(3); gpio <= EXYNOS4_GPK0(6); gpio++) {
+                        /* Data pin GPK0[3:6] to special-function 2 */
+                        s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
+                        s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP);
+                        s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
+                }
+        default:
+                break;
+        }
+
+        if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) {
+                s3c_gpio_cfgpin(EXYNOS4_GPK0(2), S3C_GPIO_SFN(2));
+                s3c_gpio_setpull(EXYNOS4_GPK0(2), S3C_GPIO_PULL_UP);
+                s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
+        }
+}
+
+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 = 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 = 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);
+                s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
+        }
+
+        if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) {
+                s3c_gpio_cfgpin(EXYNOS4_GPK1(2), S3C_GPIO_SFN(2));
+                s3c_gpio_setpull(EXYNOS4_GPK1(2), S3C_GPIO_PULL_UP);
+                s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
+        }
+}
+
+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 = 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);
+        }
+
+        switch (width) {
+        case 8:
+                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 = 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);
+                        s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
+                }
+        default:
+                break;
+        }
+
+        if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) {
+                s3c_gpio_cfgpin(EXYNOS4_GPK2(2), S3C_GPIO_SFN(2));
+                s3c_gpio_setpull(EXYNOS4_GPK2(2), S3C_GPIO_PULL_UP);
+                s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
+        }
+}
+
+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 = 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 = 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);
+                s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
+        }
+
+        if (pdata->cd_type == S3C_SDHCI_CD_INTERNAL) {
+                s3c_gpio_cfgpin(EXYNOS4_GPK3(2), S3C_GPIO_SFN(2));
+                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-exynos4/setup-sdhci.c b/arch/arm/mach-exynos4/setup-sdhci.c
new file mode 100644
index 00000000000..1e83f8cf236
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-sdhci.c
@@ -0,0 +1,69 @@
+/* linux/arch/arm/mach-exynos4/setup-sdhci.c
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ *              http://www.samsung.com
+ *
+ * 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
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+
+#include <linux/mmc/card.h>
+#include <linux/mmc/host.h>
+
+#include <plat/regs-sdhci.h>
+
+/* clock sources for the mmc bus clock, order as for the ctrl2[5..4] */
+
+char *exynos4_hsmmc_clksrcs[4] = {
+        [0] = NULL,
+        [1] = NULL,
+        [2] = "sclk_mmc",       /* mmc_bus */
+        [3] = NULL,
+};
+
+void exynos4_setup_sdhci_cfg_card(struct platform_device *dev, void __iomem *r,
+                                  struct mmc_ios *ios, struct mmc_card *card)
+{
+        u32 ctrl2, ctrl3;
+
+        /* don't need to alter anything according to card-type */
+
+        ctrl2 = readl(r + S3C_SDHCI_CONTROL2);
+
+        /* select base clock source to HCLK */
+
+        ctrl2 &= S3C_SDHCI_CTRL2_SELBASECLK_MASK;
+
+        /*
+         * clear async mode, enable conflict mask, rx feedback ctrl, SD
+         * clk hold and no use debounce count
+         */
+
+        ctrl2 |= (S3C64XX_SDHCI_CTRL2_ENSTAASYNCCLR |
+                  S3C64XX_SDHCI_CTRL2_ENCMDCNFMSK |
+                  S3C_SDHCI_CTRL2_ENFBCLKRX |
+                  S3C_SDHCI_CTRL2_DFCNT_NONE |
+                  S3C_SDHCI_CTRL2_ENCLKOUTHOLD);
+
+        /* Tx and Rx feedback clock delay control */
+
+        if (ios->clock < 25 * 1000000)
+                ctrl3 = (S3C_SDHCI_CTRL3_FCSEL3 |
+                         S3C_SDHCI_CTRL3_FCSEL2 |
+                         S3C_SDHCI_CTRL3_FCSEL1 |
+                         S3C_SDHCI_CTRL3_FCSEL0);
+        else
+                ctrl3 = (S3C_SDHCI_CTRL3_FCSEL1 | S3C_SDHCI_CTRL3_FCSEL0);
+
+        writel(ctrl2, r + S3C_SDHCI_CONTROL2);
+        writel(ctrl3, r + S3C_SDHCI_CONTROL3);
+}
diff --git a/arch/arm/mach-exynos4/setup-usb-phy.c b/arch/arm/mach-exynos4/setup-usb-phy.c
new file mode 100644
index 00000000000..39aca045f66
--- /dev/null
+++ b/arch/arm/mach-exynos4/setup-usb-phy.c
@@ -0,0 +1,136 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics Co.Ltd
+ * Author: Joonyoung Shim <jy0922.shim@samsung.com>
+ *
+ *  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.
+ *
+ */
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <mach/regs-pmu.h>
+#include <mach/regs-usb-phy.h>
+#include <plat/cpu.h>
+#include <plat/usb-phy.h>
+
+static int exynos4_usb_phy1_init(struct platform_device *pdev)
+{
+        struct clk *otg_clk;
+        struct clk *xusbxti_clk;
+        u32 phyclk;
+        u32 rstcon;
+        int err;
+
+        otg_clk = clk_get(&pdev->dev, "otg");
+        if (IS_ERR(otg_clk)) {
+                dev_err(&pdev->dev, "Failed to get otg clock\n");
+                return PTR_ERR(otg_clk);
+        }
+
+        err = clk_enable(otg_clk);
+        if (err) {
+                clk_put(otg_clk);
+                return err;
+        }
+
+        writel(readl(S5P_USBHOST_PHY_CONTROL) | S5P_USBHOST_PHY_ENABLE,
+                        S5P_USBHOST_PHY_CONTROL);
+
+        /* set clock frequency for PLL */
+        phyclk = readl(EXYNOS4_PHYCLK) & ~CLKSEL_MASK;
+
+        xusbxti_clk = clk_get(&pdev->dev, "xusbxti");
+        if (xusbxti_clk && !IS_ERR(xusbxti_clk)) {
+                switch (clk_get_rate(xusbxti_clk)) {
+                case 12 * MHZ:
+                        phyclk |= CLKSEL_12M;
+                        break;
+                case 24 * MHZ:
+                        phyclk |= CLKSEL_24M;
+                        break;
+                default:
+                case 48 * MHZ:
+                        /* default reference clock */
+                        break;
+                }
+                clk_put(xusbxti_clk);
+        }
+
+        writel(phyclk, EXYNOS4_PHYCLK);
+
+        /* floating prevention logic: disable */
+        writel((readl(EXYNOS4_PHY1CON) | FPENABLEN), EXYNOS4_PHY1CON);
+
+        /* set to normal HSIC 0 and 1 of PHY1 */
+        writel((readl(EXYNOS4_PHYPWR) & ~PHY1_HSIC_NORMAL_MASK),
+                        EXYNOS4_PHYPWR);
+
+        /* set to normal standard USB of PHY1 */
+        writel((readl(EXYNOS4_PHYPWR) & ~PHY1_STD_NORMAL_MASK), EXYNOS4_PHYPWR);
+
+        /* reset all ports of both PHY and Link */
+        rstcon = readl(EXYNOS4_RSTCON) | HOST_LINK_PORT_SWRST_MASK |
+                PHY1_SWRST_MASK;
+        writel(rstcon, EXYNOS4_RSTCON);
+        udelay(10);
+
+        rstcon &= ~(HOST_LINK_PORT_SWRST_MASK | PHY1_SWRST_MASK);
+        writel(rstcon, EXYNOS4_RSTCON);
+        udelay(80);
+
+        clk_disable(otg_clk);
+        clk_put(otg_clk);
+
+        return 0;
+}
+
+static int exynos4_usb_phy1_exit(struct platform_device *pdev)
+{
+        struct clk *otg_clk;
+        int err;
+
+        otg_clk = clk_get(&pdev->dev, "otg");
+        if (IS_ERR(otg_clk)) {
+                dev_err(&pdev->dev, "Failed to get otg clock\n");
+                return PTR_ERR(otg_clk);
+        }
+
+        err = clk_enable(otg_clk);
+        if (err) {
+                clk_put(otg_clk);
+                return err;
+        }
+
+        writel((readl(EXYNOS4_PHYPWR) | PHY1_STD_ANALOG_POWERDOWN),
+                        EXYNOS4_PHYPWR);
+
+        writel(readl(S5P_USBHOST_PHY_CONTROL) & ~S5P_USBHOST_PHY_ENABLE,
+                        S5P_USBHOST_PHY_CONTROL);
+
+        clk_disable(otg_clk);
+        clk_put(otg_clk);
+
+        return 0;
+}
+
+int s5p_usb_phy_init(struct platform_device *pdev, int type)
+{
+        if (type == S5P_USB_PHY_HOST)
+                return exynos4_usb_phy1_init(pdev);
+
+        return -EINVAL;
+}
+
+int s5p_usb_phy_exit(struct platform_device *pdev, int type)
+{
+        if (type == S5P_USB_PHY_HOST)
+                return exynos4_usb_phy1_exit(pdev);
+
+        return -EINVAL;
+}
diff --git a/arch/arm/mach-exynos4/sleep.S b/arch/arm/mach-exynos4/sleep.S
new file mode 100644
index 00000000000..0984078f1eb
--- /dev/null
+++ b/arch/arm/mach-exynos4/sleep.S
@@ -0,0 +1,54 @@
+/* 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
+
+        /*
+         * 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