80 files changed, 4849 insertions, 216 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 4546f8b2ce8..f512b5530ef 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -517,6 +517,13 @@ config ARCH_S3C2410
           BAST (<http://www.simtec.co.uk/products/EB110ITX/>), the IPAQ 1940 or
           the Samsung SMDK2410 development board (and derivatives).
 
+config ARCH_S3C64XX
+        bool "Samsung S3C64XX"
+        select GENERIC_GPIO
+        select HAVE_CLK
+        help
+          Samsung S3C64XX series based systems
+
 config ARCH_SHARK
         bool "Shark"
         select CPU_SA110
@@ -620,6 +627,7 @@ source "arch/arm/mach-orion5x/Kconfig"
 source "arch/arm/mach-kirkwood/Kconfig"
 
 source "arch/arm/plat-s3c24xx/Kconfig"
+source "arch/arm/plat-s3c64xx/Kconfig"
 source "arch/arm/plat-s3c/Kconfig"
 
 if ARCH_S3C2410
@@ -631,6 +639,11 @@ source "arch/arm/mach-s3c2442/Kconfig"
 source "arch/arm/mach-s3c2443/Kconfig"
 endif
 
+if ARCH_S3C64XX
+source "arch/arm/mach-s3c6400/Kconfig"
+source "arch/arm/mach-s3c6410/Kconfig"
+endif
+
 source "arch/arm/mach-lh7a40x/Kconfig"
 
 source "arch/arm/mach-imx/Kconfig"
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 260864f3f01..3ce88d719ce 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -121,7 +121,10 @@ endif
  machine-$(CONFIG_ARCH_OMAP3)      := omap2
     plat-$(CONFIG_ARCH_OMAP)       := omap
  machine-$(CONFIG_ARCH_S3C2410)    := s3c2410 s3c2400 s3c2412 s3c2440 s3c2442 s3c2443
+ machine-$(CONFIG_ARCH_S3C24A0)    := s3c24a0
     plat-$(CONFIG_PLAT_S3C24XX)    := s3c24xx s3c
+ machine-$(CONFIG_ARCH_S3C64XX)    := s3c6400 s3c6410
+    plat-$(CONFIG_PLAT_S3C64XX)    := s3c64xx s3c
  machine-$(CONFIG_ARCH_LH7A40X)    := lh7a40x
  machine-$(CONFIG_ARCH_VERSATILE)  := versatile
  machine-$(CONFIG_ARCH_IMX)        := imx
diff --git a/arch/arm/common/vic.c b/arch/arm/common/vic.c
index f1e4b8f60ca..ecf0bfbab10 100644
--- a/arch/arm/common/vic.c
+++ b/arch/arm/common/vic.c
@@ -69,12 +69,12 @@ void __init vic_init(void __iomem *base, unsigned int irq_start,
         /*
          * Make sure we clear all existing interrupts
          */
-        writel(0, base + VIC_VECT_ADDR);
+        writel(0, base + VIC_PL190_VECT_ADDR);
         for (i = 0; i < 19; i++) {
                 unsigned int value;
 
-                value = readl(base + VIC_VECT_ADDR);
-                writel(value, base + VIC_VECT_ADDR);
+                value = readl(base + VIC_PL190_VECT_ADDR);
+                writel(value, base + VIC_PL190_VECT_ADDR);
         }
 
         for (i = 0; i < 16; i++) {
@@ -82,7 +82,7 @@ void __init vic_init(void __iomem *base, unsigned int irq_start,
                 writel(VIC_VECT_CNTL_ENABLE | i, reg);
         }
 
-        writel(32, base + VIC_DEF_VECT_ADDR);
+        writel(32, base + VIC_PL190_DEF_VECT_ADDR);
 
         for (i = 0; i < 32; i++) {
                 unsigned int irq = irq_start + i;
diff --git a/arch/arm/configs/s3c6400_defconfig b/arch/arm/configs/s3c6400_defconfig
new file mode 100644
index 00000000000..3a50716d443
--- /dev/null
+++ b/arch/arm/configs/s3c6400_defconfig
@@ -0,0 +1,733 @@
+#
+# Automatically generated make config: don't edit
+# Linux kernel version: 2.6.27
+# Fri Oct 17 09:20:54 2008
+#
+CONFIG_ARM=y
+CONFIG_SYS_SUPPORTS_APM_EMULATION=y
+CONFIG_GENERIC_GPIO=y
+# CONFIG_GENERIC_TIME is not set
+# CONFIG_GENERIC_CLOCKEVENTS is not set
+CONFIG_MMU=y
+CONFIG_NO_IOPORT=y
+CONFIG_GENERIC_HARDIRQS=y
+CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_HAVE_LATENCYTOP_SUPPORT=y
+CONFIG_LOCKDEP_SUPPORT=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
+CONFIG_HARDIRQS_SW_RESEND=y
+CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_RWSEM_GENERIC_SPINLOCK=y
+# CONFIG_ARCH_HAS_ILOG2_U32 is not set
+# CONFIG_ARCH_HAS_ILOG2_U64 is not set
+CONFIG_GENERIC_HWEIGHT=y
+CONFIG_GENERIC_CALIBRATE_DELAY=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
+CONFIG_VECTORS_BASE=0xffff0000
+CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+
+#
+# General setup
+#
+CONFIG_EXPERIMENTAL=y
+CONFIG_BROKEN_ON_SMP=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
+CONFIG_LOCALVERSION=""
+CONFIG_LOCALVERSION_AUTO=y
+CONFIG_SWAP=y
+# CONFIG_SYSVIPC is not set
+# CONFIG_BSD_PROCESS_ACCT is not set
+# CONFIG_IKCONFIG is not set
+CONFIG_LOG_BUF_SHIFT=17
+# CONFIG_CGROUPS is not set
+# CONFIG_GROUP_SCHED is not set
+CONFIG_SYSFS_DEPRECATED=y
+CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_RELAY is not set
+CONFIG_NAMESPACES=y
+# CONFIG_UTS_NS is not set
+# CONFIG_USER_NS is not set
+# CONFIG_PID_NS is not set
+CONFIG_BLK_DEV_INITRD=y
+CONFIG_INITRAMFS_SOURCE=""
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_SYSCTL=y
+# CONFIG_EMBEDDED is not set
+CONFIG_UID16=y
+CONFIG_SYSCTL_SYSCALL=y
+CONFIG_KALLSYMS=y
+CONFIG_KALLSYMS_ALL=y
+# CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_HOTPLUG=y
+CONFIG_PRINTK=y
+CONFIG_BUG=y
+CONFIG_ELF_CORE=y
+CONFIG_COMPAT_BRK=y
+CONFIG_BASE_FULL=y
+CONFIG_FUTEX=y
+CONFIG_ANON_INODES=y
+CONFIG_EPOLL=y
+CONFIG_SIGNALFD=y
+CONFIG_TIMERFD=y
+CONFIG_EVENTFD=y
+CONFIG_SHMEM=y
+CONFIG_AIO=y
+CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_SLUB_DEBUG=y
+# CONFIG_SLAB is not set
+CONFIG_SLUB=y
+# CONFIG_SLOB is not set
+# CONFIG_PROFILING is not set
+# CONFIG_MARKERS is not set
+CONFIG_HAVE_OPROFILE=y
+# CONFIG_KPROBES is not set
+CONFIG_HAVE_KPROBES=y
+CONFIG_HAVE_KRETPROBES=y
+CONFIG_HAVE_CLK=y
+CONFIG_HAVE_GENERIC_DMA_COHERENT=y
+CONFIG_SLABINFO=y
+CONFIG_RT_MUTEXES=y
+# CONFIG_TINY_SHMEM is not set
+CONFIG_BASE_SMALL=0
+CONFIG_MODULES=y
+# CONFIG_MODULE_FORCE_LOAD is not set
+CONFIG_MODULE_UNLOAD=y
+# CONFIG_MODULE_FORCE_UNLOAD is not set
+# CONFIG_MODVERSIONS is not set
+# CONFIG_MODULE_SRCVERSION_ALL is not set
+CONFIG_KMOD=y
+CONFIG_BLOCK=y
+CONFIG_LBD=y
+# CONFIG_BLK_DEV_IO_TRACE is not set
+CONFIG_LSF=y
+# CONFIG_BLK_DEV_BSG is not set
+# CONFIG_BLK_DEV_INTEGRITY is not set
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+# CONFIG_DEFAULT_AS is not set
+# CONFIG_DEFAULT_DEADLINE is not set
+CONFIG_DEFAULT_CFQ=y
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="cfq"
+CONFIG_CLASSIC_RCU=y
+
+#
+# System Type
+#
+# CONFIG_ARCH_AAEC2000 is not set
+# CONFIG_ARCH_INTEGRATOR is not set
+# CONFIG_ARCH_REALVIEW is not set
+# CONFIG_ARCH_VERSATILE is not set
+# CONFIG_ARCH_AT91 is not set
+# CONFIG_ARCH_CLPS7500 is not set
+# CONFIG_ARCH_CLPS711X is not set
+# CONFIG_ARCH_EBSA110 is not set
+# CONFIG_ARCH_EP93XX is not set
+# CONFIG_ARCH_FOOTBRIDGE is not set
+# CONFIG_ARCH_NETX is not set
+# CONFIG_ARCH_H720X is not set
+# CONFIG_ARCH_IMX is not set
+# CONFIG_ARCH_IOP13XX is not set
+# CONFIG_ARCH_IOP32X is not set
+# CONFIG_ARCH_IOP33X is not set
+# CONFIG_ARCH_IXP23XX is not set
+# CONFIG_ARCH_IXP2000 is not set
+# CONFIG_ARCH_IXP4XX is not set
+# CONFIG_ARCH_L7200 is not set
+# CONFIG_ARCH_KIRKWOOD is not set
+# CONFIG_ARCH_KS8695 is not set
+# CONFIG_ARCH_NS9XXX is not set
+# CONFIG_ARCH_LOKI is not set
+# CONFIG_ARCH_MV78XX0 is not set
+# CONFIG_ARCH_MXC is not set
+# CONFIG_ARCH_ORION5X is not set
+# CONFIG_ARCH_PNX4008 is not set
+# CONFIG_ARCH_PXA is not set
+# CONFIG_ARCH_RPC is not set
+# CONFIG_ARCH_SA1100 is not set
+# CONFIG_ARCH_S3C2410 is not set
+# CONFIG_ARCH_S3C24A0 is not set
+CONFIG_ARCH_S3C64XX=y
+# CONFIG_ARCH_SHARK is not set
+# CONFIG_ARCH_LH7A40X is not set
+# CONFIG_ARCH_DAVINCI is not set
+# CONFIG_ARCH_OMAP is not set
+# CONFIG_ARCH_MSM7X00A is not set
+CONFIG_PLAT_S3C64XX=y
+CONFIG_CPU_S3C6400_INIT=y
+CONFIG_CPU_S3C6400_CLOCK=y
+CONFIG_PLAT_S3C=y
+
+#
+# Boot options
+#
+CONFIG_S3C_BOOT_ERROR_RESET=y
+
+#
+# Power management
+#
+CONFIG_S3C_LOWLEVEL_UART_PORT=0
+CONFIG_CPU_S3C6410=y
+CONFIG_MACH_SMDK6410=y
+
+#
+# Processor Type
+#
+CONFIG_CPU_32=y
+CONFIG_CPU_V6=y
+CONFIG_CPU_32v6K=y
+CONFIG_CPU_32v6=y
+CONFIG_CPU_ABRT_EV6=y
+CONFIG_CPU_PABRT_NOIFAR=y
+CONFIG_CPU_CACHE_V6=y
+CONFIG_CPU_CACHE_VIPT=y
+CONFIG_CPU_COPY_V6=y
+CONFIG_CPU_TLB_V6=y
+CONFIG_CPU_HAS_ASID=y
+CONFIG_CPU_CP15=y
+CONFIG_CPU_CP15_MMU=y
+
+#
+# Processor Features
+#
+CONFIG_ARM_THUMB=y
+# CONFIG_CPU_ICACHE_DISABLE is not set
+# CONFIG_CPU_DCACHE_DISABLE is not set
+# CONFIG_CPU_BPREDICT_DISABLE is not set
+# CONFIG_OUTER_CACHE is not set
+CONFIG_ARM_VIC=y
+
+#
+# Bus support
+#
+# CONFIG_PCI_SYSCALL is not set
+# CONFIG_ARCH_SUPPORTS_MSI is not set
+# CONFIG_PCCARD is not set
+
+#
+# Kernel Features
+#
+CONFIG_VMSPLIT_3G=y
+# CONFIG_VMSPLIT_2G is not set
+# CONFIG_VMSPLIT_1G is not set
+CONFIG_PAGE_OFFSET=0xC0000000
+# CONFIG_PREEMPT is not set
+CONFIG_HZ=100
+CONFIG_AEABI=y
+CONFIG_OABI_COMPAT=y
+CONFIG_ARCH_FLATMEM_HAS_HOLES=y
+# CONFIG_ARCH_SPARSEMEM_DEFAULT is not set
+# CONFIG_ARCH_SELECT_MEMORY_MODEL is not set
+CONFIG_SELECT_MEMORY_MODEL=y
+CONFIG_FLATMEM_MANUAL=y
+# CONFIG_DISCONTIGMEM_MANUAL is not set
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM=y
+CONFIG_FLAT_NODE_MEM_MAP=y
+CONFIG_PAGEFLAGS_EXTENDED=y
+CONFIG_SPLIT_PTLOCK_CPUS=4
+# CONFIG_RESOURCES_64BIT is not set
+CONFIG_ZONE_DMA_FLAG=0
+CONFIG_VIRT_TO_BUS=y
+CONFIG_ALIGNMENT_TRAP=y
+
+#
+# Boot options
+#
+CONFIG_ZBOOT_ROM_TEXT=0
+CONFIG_ZBOOT_ROM_BSS=0
+CONFIG_CMDLINE="console=ttySAC0,115200 root=/dev/ram init=/bin/bash initrd=0x51000000,4M"
+# CONFIG_XIP_KERNEL is not set
+# CONFIG_KEXEC is not set
+
+#
+# CPU Power Management
+#
+# CONFIG_CPU_IDLE is not set
+
+#
+# Floating point emulation
+#
+
+#
+# At least one emulation must be selected
+#
+# CONFIG_FPE_NWFPE is not set
+# CONFIG_FPE_FASTFPE is not set
+CONFIG_VFP=y
+
+#
+# Userspace binary formats
+#
+CONFIG_BINFMT_ELF=y
+CONFIG_HAVE_AOUT=y
+# CONFIG_BINFMT_AOUT is not set
+# CONFIG_BINFMT_MISC is not set
+
+#
+# Power management options
+#
+# CONFIG_PM is not set
+CONFIG_ARCH_SUSPEND_POSSIBLE=y
+# CONFIG_NET is not set
+
+#
+# Device Drivers
+#
+
+#
+# Generic Driver Options
+#
+CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_STANDALONE=y
+CONFIG_PREVENT_FIRMWARE_BUILD=y
+CONFIG_FW_LOADER=y
+CONFIG_FIRMWARE_IN_KERNEL=y
+CONFIG_EXTRA_FIRMWARE=""
+# CONFIG_DEBUG_DRIVER is not set
+# CONFIG_DEBUG_DEVRES is not set
+# CONFIG_SYS_HYPERVISOR is not set
+# CONFIG_MTD is not set
+# CONFIG_PARPORT is not set
+CONFIG_BLK_DEV=y
+# CONFIG_BLK_DEV_COW_COMMON is not set
+CONFIG_BLK_DEV_LOOP=y
+# CONFIG_BLK_DEV_CRYPTOLOOP is not set
+CONFIG_BLK_DEV_RAM=y
+CONFIG_BLK_DEV_RAM_COUNT=16
+CONFIG_BLK_DEV_RAM_SIZE=4096
+# CONFIG_BLK_DEV_XIP is not set
+# CONFIG_CDROM_PKTCDVD is not set
+CONFIG_MISC_DEVICES=y
+# CONFIG_EEPROM_93CX6 is not set
+# CONFIG_ENCLOSURE_SERVICES is not set
+CONFIG_HAVE_IDE=y
+# CONFIG_IDE is not set
+
+#
+# SCSI device support
+#
+# CONFIG_RAID_ATTRS is not set
+# CONFIG_SCSI is not set
+# CONFIG_SCSI_DMA is not set
+# CONFIG_SCSI_NETLINK is not set
+# CONFIG_ATA is not set
+# CONFIG_MD is not set
+
+#
+# Input device support
+#
+CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
+# CONFIG_INPUT_POLLDEV is not set
+
+#
+# Userland interfaces
+#
+CONFIG_INPUT_MOUSEDEV=y
+CONFIG_INPUT_MOUSEDEV_PSAUX=y
+CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
+CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
+# CONFIG_INPUT_JOYDEV is not set
+# CONFIG_INPUT_EVDEV is not set
+# CONFIG_INPUT_EVBUG is not set
+
+#
+# Input Device Drivers
+#
+CONFIG_INPUT_KEYBOARD=y
+CONFIG_KEYBOARD_ATKBD=y
+# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_KEYBOARD_LKKBD is not set
+# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_STOWAWAY is not set
+# CONFIG_KEYBOARD_GPIO is not set
+CONFIG_INPUT_MOUSE=y
+CONFIG_MOUSE_PS2=y
+CONFIG_MOUSE_PS2_ALPS=y
+CONFIG_MOUSE_PS2_LOGIPS2PP=y
+CONFIG_MOUSE_PS2_SYNAPTICS=y
+CONFIG_MOUSE_PS2_LIFEBOOK=y
+CONFIG_MOUSE_PS2_TRACKPOINT=y
+# CONFIG_MOUSE_PS2_TOUCHKIT is not set
+# CONFIG_MOUSE_SERIAL is not set
+# CONFIG_MOUSE_APPLETOUCH is not set
+# CONFIG_MOUSE_BCM5974 is not set
+# CONFIG_MOUSE_VSXXXAA is not set
+# CONFIG_MOUSE_GPIO is not set
+# CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TABLET is not set
+# CONFIG_INPUT_TOUCHSCREEN is not set
+# CONFIG_INPUT_MISC is not set
+
+#
+# Hardware I/O ports
+#
+CONFIG_SERIO=y
+CONFIG_SERIO_SERPORT=y
+CONFIG_SERIO_LIBPS2=y
+# CONFIG_SERIO_RAW is not set
+# CONFIG_GAMEPORT is not set
+
+#
+# Character devices
+#
+CONFIG_VT=y
+CONFIG_CONSOLE_TRANSLATIONS=y
+CONFIG_VT_CONSOLE=y
+CONFIG_HW_CONSOLE=y
+# CONFIG_VT_HW_CONSOLE_BINDING is not set
+CONFIG_DEVKMEM=y
+# CONFIG_SERIAL_NONSTANDARD is not set
+
+#
+# Serial drivers
+#
+CONFIG_SERIAL_8250=y
+# CONFIG_SERIAL_8250_CONSOLE is not set
+CONFIG_SERIAL_8250_NR_UARTS=4
+CONFIG_SERIAL_8250_RUNTIME_UARTS=4
+# CONFIG_SERIAL_8250_EXTENDED is not set
+
+#
+# Non-8250 serial port support
+#
+CONFIG_SERIAL_SAMSUNG=y
+# CONFIG_SERIAL_SAMSUNG_DEBUG is not set
+CONFIG_SERIAL_SAMSUNG_CONSOLE=y
+CONFIG_SERIAL_S3C6400=y
+CONFIG_SERIAL_CORE=y
+CONFIG_SERIAL_CORE_CONSOLE=y
+CONFIG_UNIX98_PTYS=y
+CONFIG_LEGACY_PTYS=y
+CONFIG_LEGACY_PTY_COUNT=256
+# CONFIG_IPMI_HANDLER is not set
+CONFIG_HW_RANDOM=y
+# CONFIG_NVRAM is not set
+# CONFIG_R3964 is not set
+# CONFIG_RAW_DRIVER is not set
+# CONFIG_TCG_TPM is not set
+# CONFIG_I2C is not set
+# CONFIG_SPI is not set
+CONFIG_ARCH_REQUIRE_GPIOLIB=y
+CONFIG_GPIOLIB=y
+# CONFIG_DEBUG_GPIO is not set
+# CONFIG_GPIO_SYSFS is not set
+
+#
+# I2C GPIO expanders:
+#
+
+#
+# PCI GPIO expanders:
+#
+
+#
+# SPI GPIO expanders:
+#
+# CONFIG_W1 is not set
+# CONFIG_POWER_SUPPLY is not set
+CONFIG_HWMON=y
+# CONFIG_HWMON_VID is not set
+# CONFIG_SENSORS_F71805F is not set
+# CONFIG_SENSORS_F71882FG is not set
+# CONFIG_SENSORS_IT87 is not set
+# CONFIG_SENSORS_PC87360 is not set
+# CONFIG_SENSORS_PC87427 is not set
+# CONFIG_SENSORS_SMSC47M1 is not set
+# CONFIG_SENSORS_SMSC47B397 is not set
+# CONFIG_SENSORS_VT1211 is not set
+# CONFIG_SENSORS_W83627HF is not set
+# CONFIG_SENSORS_W83627EHF is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+# CONFIG_THERMAL is not set
+# CONFIG_THERMAL_HWMON is not set
+# CONFIG_WATCHDOG is not set
+
+#
+# Sonics Silicon Backplane
+#
+CONFIG_SSB_POSSIBLE=y
+# CONFIG_SSB is not set
+
+#
+# Multifunction device drivers
+#
+# CONFIG_MFD_CORE is not set
+# CONFIG_MFD_SM501 is not set
+# CONFIG_MFD_ASIC3 is not set
+# CONFIG_HTC_EGPIO is not set
+# CONFIG_HTC_PASIC3 is not set
+# CONFIG_UCB1400_CORE is not set
+# CONFIG_MFD_TMIO is not set
+# CONFIG_MFD_T7L66XB is not set
+# CONFIG_MFD_TC6387XB is not set
+# CONFIG_MFD_TC6393XB is not set
+# CONFIG_MFD_WM8400 is not set
+
+#
+# Multimedia devices
+#
+
+#
+# Multimedia core support
+#
+# CONFIG_VIDEO_DEV is not set
+# CONFIG_VIDEO_MEDIA is not set
+
+#
+# Multimedia drivers
+#
+# CONFIG_DAB is not set
+
+#
+# Graphics support
+#
+# CONFIG_VGASTATE is not set
+# CONFIG_VIDEO_OUTPUT_CONTROL is not set
+# CONFIG_FB is not set
+# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
+
+#
+# Display device support
+#
+# CONFIG_DISPLAY_SUPPORT is not set
+
+#
+# Console display driver support
+#
+# CONFIG_VGA_CONSOLE is not set
+CONFIG_DUMMY_CONSOLE=y
+# CONFIG_SOUND is not set
+CONFIG_HID_SUPPORT=y
+CONFIG_HID=y
+CONFIG_HID_DEBUG=y
+# CONFIG_HIDRAW is not set
+# CONFIG_HID_PID is not set
+
+#
+# Special HID drivers
+#
+# CONFIG_HID_COMPAT is not set
+CONFIG_USB_SUPPORT=y
+CONFIG_USB_ARCH_HAS_HCD=y
+# CONFIG_USB_ARCH_HAS_OHCI is not set
+# CONFIG_USB_ARCH_HAS_EHCI is not set
+# CONFIG_USB is not set
+
+#
+# Enable Host or Gadget support to see Inventra options
+#
+
+#
+# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+#
+# CONFIG_USB_GADGET is not set
+CONFIG_MMC=y
+CONFIG_MMC_DEBUG=y
+CONFIG_MMC_UNSAFE_RESUME=y
+
+#
+# MMC/SD/SDIO Card Drivers
+#
+CONFIG_MMC_BLOCK=y
+CONFIG_MMC_BLOCK_BOUNCE=y
+CONFIG_SDIO_UART=y
+# CONFIG_MMC_TEST is not set
+
+#
+# MMC/SD/SDIO Host Controller Drivers
+#
+CONFIG_MMC_SDHCI=y
+# CONFIG_MEMSTICK is not set
+# CONFIG_ACCESSIBILITY is not set
+# CONFIG_NEW_LEDS is not set
+CONFIG_RTC_LIB=y
+# CONFIG_RTC_CLASS is not set
+# CONFIG_DMADEVICES is not set
+
+#
+# Voltage and Current regulators
+#
+# CONFIG_REGULATOR is not set
+# CONFIG_REGULATOR_FIXED_VOLTAGE is not set
+# CONFIG_REGULATOR_VIRTUAL_CONSUMER is not set
+# CONFIG_REGULATOR_BQ24022 is not set
+# CONFIG_UIO is not set
+
+#
+# File systems
+#
+CONFIG_EXT2_FS=y
+# CONFIG_EXT2_FS_XATTR is not set
+# CONFIG_EXT2_FS_XIP is not set
+CONFIG_EXT3_FS=y
+CONFIG_EXT3_FS_XATTR=y
+CONFIG_EXT3_FS_POSIX_ACL=y
+CONFIG_EXT3_FS_SECURITY=y
+# CONFIG_EXT4_FS is not set
+CONFIG_JBD=y
+CONFIG_FS_MBCACHE=y
+# CONFIG_REISERFS_FS is not set
+# CONFIG_JFS_FS is not set
+CONFIG_FS_POSIX_ACL=y
+CONFIG_FILE_LOCKING=y
+# CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
+CONFIG_DNOTIFY=y
+CONFIG_INOTIFY=y
+CONFIG_INOTIFY_USER=y
+# CONFIG_QUOTA is not set
+# CONFIG_AUTOFS_FS is not set
+# CONFIG_AUTOFS4_FS is not set
+# CONFIG_FUSE_FS is not set
+CONFIG_GENERIC_ACL=y
+
+#
+# CD-ROM/DVD Filesystems
+#
+# CONFIG_ISO9660_FS is not set
+# CONFIG_UDF_FS is not set
+
+#
+# DOS/FAT/NT Filesystems
+#
+# CONFIG_MSDOS_FS is not set
+# CONFIG_VFAT_FS is not set
+# CONFIG_NTFS_FS is not set
+
+#
+# Pseudo filesystems
+#
+CONFIG_PROC_FS=y
+CONFIG_PROC_SYSCTL=y
+CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_SYSFS=y
+CONFIG_TMPFS=y
+CONFIG_TMPFS_POSIX_ACL=y
+# CONFIG_HUGETLB_PAGE is not set
+# CONFIG_CONFIGFS_FS is not set
+
+#
+# Miscellaneous filesystems
+#
+# CONFIG_ADFS_FS is not set
+# CONFIG_AFFS_FS is not set
+# CONFIG_HFS_FS is not set
+# CONFIG_HFSPLUS_FS is not set
+# CONFIG_BEFS_FS is not set
+# CONFIG_BFS_FS is not set
+# CONFIG_EFS_FS is not set
+CONFIG_CRAMFS=y
+# CONFIG_VXFS_FS is not set
+# CONFIG_MINIX_FS is not set
+# CONFIG_OMFS_FS is not set
+# CONFIG_HPFS_FS is not set
+# CONFIG_QNX4FS_FS is not set
+CONFIG_ROMFS_FS=y
+# CONFIG_SYSV_FS is not set
+# CONFIG_UFS_FS is not set
+
+#
+# Partition Types
+#
+# CONFIG_PARTITION_ADVANCED is not set
+CONFIG_MSDOS_PARTITION=y
+# CONFIG_NLS is not set
+
+#
+# Kernel hacking
+#
+# CONFIG_PRINTK_TIME is not set
+CONFIG_ENABLE_WARN_DEPRECATED=y
+CONFIG_ENABLE_MUST_CHECK=y
+CONFIG_FRAME_WARN=1024
+CONFIG_MAGIC_SYSRQ=y
+# CONFIG_UNUSED_SYMBOLS is not set
+# CONFIG_DEBUG_FS is not set
+# CONFIG_HEADERS_CHECK is not set
+CONFIG_DEBUG_KERNEL=y
+# CONFIG_DEBUG_SHIRQ is not set
+CONFIG_DETECT_SOFTLOCKUP=y
+# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set
+CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0
+CONFIG_SCHED_DEBUG=y
+# CONFIG_SCHEDSTATS is not set
+# CONFIG_TIMER_STATS is not set
+# CONFIG_DEBUG_OBJECTS is not set
+# CONFIG_SLUB_DEBUG_ON is not set
+# CONFIG_SLUB_STATS is not set
+CONFIG_DEBUG_RT_MUTEXES=y
+CONFIG_DEBUG_PI_LIST=y
+# CONFIG_RT_MUTEX_TESTER is not set
+CONFIG_DEBUG_SPINLOCK=y
+CONFIG_DEBUG_MUTEXES=y
+# CONFIG_DEBUG_LOCK_ALLOC is not set
+# CONFIG_PROVE_LOCKING is not set
+# CONFIG_LOCK_STAT is not set
+CONFIG_DEBUG_SPINLOCK_SLEEP=y
+# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
+# CONFIG_DEBUG_KOBJECT is not set
+CONFIG_DEBUG_BUGVERBOSE=y
+CONFIG_DEBUG_INFO=y
+# CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_WRITECOUNT is not set
+CONFIG_DEBUG_MEMORY_INIT=y
+# CONFIG_DEBUG_LIST is not set
+# CONFIG_DEBUG_SG is not set
+CONFIG_FRAME_POINTER=y
+# CONFIG_BOOT_PRINTK_DELAY is not set
+# CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_RCU_CPU_STALL_DETECTOR is not set
+# CONFIG_BACKTRACE_SELF_TEST is not set
+# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_FAULT_INJECTION is not set
+# CONFIG_LATENCYTOP is not set
+CONFIG_SYSCTL_SYSCALL_CHECK=y
+CONFIG_HAVE_FTRACE=y
+CONFIG_HAVE_DYNAMIC_FTRACE=y
+# CONFIG_FTRACE is not set
+# CONFIG_SCHED_TRACER is not set
+# CONFIG_CONTEXT_SWITCH_TRACER is not set
+# CONFIG_SAMPLES is not set
+CONFIG_HAVE_ARCH_KGDB=y
+# CONFIG_KGDB is not set
+CONFIG_DEBUG_USER=y
+CONFIG_DEBUG_ERRORS=y
+# CONFIG_DEBUG_STACK_USAGE is not set
+CONFIG_DEBUG_LL=y
+# CONFIG_DEBUG_ICEDCC is not set
+CONFIG_DEBUG_S3C_PORT=y
+CONFIG_DEBUG_S3C_UART=0
+
+#
+# Security options
+#
+# CONFIG_KEYS is not set
+# CONFIG_SECURITY is not set
+# CONFIG_SECURITYFS is not set
+# CONFIG_SECURITY_FILE_CAPABILITIES is not set
+# CONFIG_CRYPTO is not set
+
+#
+# Library routines
+#
+CONFIG_BITREVERSE=y
+# CONFIG_CRC_CCITT is not set
+# CONFIG_CRC16 is not set
+# CONFIG_CRC_T10DIF is not set
+# CONFIG_CRC_ITU_T is not set
+CONFIG_CRC32=y
+# CONFIG_CRC7 is not set
+# CONFIG_LIBCRC32C is not set
+CONFIG_ZLIB_INFLATE=y
+CONFIG_PLIST=y
+CONFIG_HAS_IOMEM=y
+CONFIG_HAS_DMA=y
diff --git a/arch/arm/include/asm/hardware/vic.h b/arch/arm/include/asm/hardware/vic.h
index 263f2c362a3..f87328d4a18 100644
--- a/arch/arm/include/asm/hardware/vic.h
+++ b/arch/arm/include/asm/hardware/vic.h
@@ -29,15 +29,17 @@
 #define VIC_INT_SOFT                    0x18
 #define VIC_INT_SOFT_CLEAR              0x1c
 #define VIC_PROTECT                     0x20
-#define VIC_VECT_ADDR                   0x30
-#define VIC_DEF_VECT_ADDR               0x34
+#define VIC_PL190_VECT_ADDR             0x30    /* PL190 only */
+#define VIC_PL190_DEF_VECT_ADDR         0x34    /* PL190 only */
 
-#define VIC_VECT_ADDR0                  0x100   /* 0 to 15 */
-#define VIC_VECT_CNTL0                  0x200   /* 0 to 15 */
+#define VIC_VECT_ADDR0                  0x100   /* 0 to 15 (0..31 PL192) */
+#define VIC_VECT_CNTL0                  0x200   /* 0 to 15 (0..31 PL192) */
 #define VIC_ITCR                        0x300   /* VIC test control register */
 
 #define VIC_VECT_CNTL_ENABLE            (1 << 5)
 
+#define VIC_PL192_VECT_ADDR             0xF00
+
 #ifndef __ASSEMBLY__
 void vic_init(void __iomem *base, unsigned int irq_start, u32 vic_sources);
 #endif
diff --git a/arch/arm/mach-s3c2410/include/mach/map.h b/arch/arm/mach-s3c2410/include/mach/map.h
index 23c470c2e5b..918e3463297 100644
--- a/arch/arm/mach-s3c2410/include/mach/map.h
+++ b/arch/arm/mach-s3c2410/include/mach/map.h
@@ -13,34 +13,20 @@
 #ifndef __ASM_ARCH_MAP_H
 #define __ASM_ARCH_MAP_H
 
+#include <plat/map-base.h>
 #include <plat/map.h>
 
 #define S3C2410_ADDR(x)         S3C_ADDR(x)
 
-/* interrupt controller is the first thing we put in, to make
- * the assembly code for the irq detection easier
- */
-#define S3C24XX_VA_IRQ     S3C_VA_IRQ
-#define S3C2410_PA_IRQ     (0x4A000000)
-#define S3C24XX_SZ_IRQ     SZ_1M
-
-/* memory controller registers */
-#define S3C24XX_VA_MEMCTRL S3C_VA_MEM
-#define S3C2410_PA_MEMCTRL (0x48000000)
-#define S3C24XX_SZ_MEMCTRL SZ_1M
-
 /* USB host controller */
 #define S3C2410_PA_USBHOST (0x49000000)
-#define S3C24XX_SZ_USBHOST SZ_1M
 
 /* DMA controller */
 #define S3C2410_PA_DMA     (0x4B000000)
 #define S3C24XX_SZ_DMA     SZ_1M
 
 /* Clock and Power management */
-#define S3C24XX_VA_CLKPWR  S3C_VA_SYS
 #define S3C2410_PA_CLKPWR  (0x4C000000)
-#define S3C24XX_SZ_CLKPWR  SZ_1M
 
 /* LCD controller */
 #define S3C2410_PA_LCD     (0x4D000000)
@@ -48,48 +34,12 @@
 
 /* NAND flash controller */
 #define S3C2410_PA_NAND    (0x4E000000)
-#define S3C24XX_SZ_NAND    SZ_1M
-
-/* UARTs */
-#define S3C24XX_VA_UART    S3C_VA_UART
-#define S3C2410_PA_UART    (0x50000000)
-#define S3C24XX_SZ_UART    SZ_1M
-
-/* Timers */
-#define S3C24XX_VA_TIMER   S3C_VA_TIMER
-#define S3C2410_PA_TIMER   (0x51000000)
-#define S3C24XX_SZ_TIMER   SZ_1M
-
-/* USB Device port */
-#define S3C2410_PA_USBDEV  (0x52000000)
-#define S3C24XX_SZ_USBDEV  SZ_1M
-
-/* Watchdog */
-#define S3C24XX_VA_WATCHDOG S3C_VA_WATCHDOG
-#define S3C2410_PA_WATCHDOG (0x53000000)
-#define S3C24XX_SZ_WATCHDOG SZ_1M
 
 /* IIC hardware controller */
 #define S3C2410_PA_IIC     (0x54000000)
-#define S3C24XX_SZ_IIC     SZ_1M
 
 /* IIS controller */
 #define S3C2410_PA_IIS     (0x55000000)
-#define S3C24XX_SZ_IIS     SZ_1M
-
-/* GPIO ports */
-
-/* the calculation for the VA of this must ensure that
- * it is the same distance apart from the UART in the
- * phsyical address space, as the initial mapping for the IO
- * is done as a 1:1 maping. This puts it (currently) at
- * 0xFA800000, which is not in the way of any current mapping
- * by the base system.
-*/
-
-#define S3C2410_PA_GPIO    (0x56000000)
-#define S3C24XX_VA_GPIO    ((S3C2410_PA_GPIO - S3C24XX_PA_UART) + S3C24XX_VA_UART)
-#define S3C24XX_SZ_GPIO    SZ_1M
 
 /* RTC */
 #define S3C2410_PA_RTC     (0x57000000)
@@ -97,15 +47,12 @@
 
 /* ADC */
 #define S3C2410_PA_ADC     (0x58000000)
-#define S3C24XX_SZ_ADC     SZ_1M
 
 /* SPI */
 #define S3C2410_PA_SPI     (0x59000000)
-#define S3C24XX_SZ_SPI     SZ_1M
 
 /* SDI */
 #define S3C2410_PA_SDI     (0x5A000000)
-#define S3C24XX_SZ_SDI     SZ_1M
 
 /* CAMIF */
 #define S3C2440_PA_CAMIF   (0x4F000000)
@@ -120,13 +67,6 @@
 #define S3C2443_PA_HSMMC   (0x4A800000)
 #define S3C2443_SZ_HSMMC   (256)
 
-/* ISA style IO, for each machine to sort out mappings for, if it
- * implements it. We reserve two 16M regions for ISA.
- */
-
-#define S3C24XX_VA_ISA_WORD  S3C2410_ADDR(0x02000000)
-#define S3C24XX_VA_ISA_BYTE  S3C2410_ADDR(0x03000000)
-
 /* physical addresses of all the chip-select areas */
 
 #define S3C2410_CS0 (0x00000000)
@@ -158,21 +98,9 @@
 #define S3C24XX_PA_RTC      S3C2410_PA_RTC
 #define S3C24XX_PA_ADC      S3C2410_PA_ADC
 #define S3C24XX_PA_SPI      S3C2410_PA_SPI
+#define S3C24XX_PA_SDI      S3C2410_PA_SDI
+#define S3C24XX_PA_NAND     S3C2410_PA_NAND
 
-/* deal with the registers that move under the 2412/2413 */
-
-#if defined(CONFIG_CPU_S3C2412) || defined(CONFIG_CPU_S3C2413)
-#ifndef __ASSEMBLY__
-extern void __iomem *s3c24xx_va_gpio2;
-#endif
-#ifdef CONFIG_CPU_S3C2412_ONLY
-#define S3C24XX_VA_GPIO2 (S3C24XX_VA_GPIO + 0x10)
-#else
-#define S3C24XX_VA_GPIO2 s3c24xx_va_gpio2
-#endif
-#else
-#define s3c24xx_va_gpio2 S3C24XX_VA_GPIO
-#define S3C24XX_VA_GPIO2 S3C24XX_VA_GPIO
-#endif
+#define S3C_PA_UART         S3C24XX_PA_UART
 
 #endif /* __ASM_ARCH_MAP_H */
diff --git a/arch/arm/mach-s3c2410/include/mach/tick.h b/arch/arm/mach-s3c2410/include/mach/tick.h
new file mode 100644
index 00000000000..544da41979d
--- /dev/null
+++ b/arch/arm/mach-s3c2410/include/mach/tick.h
@@ -0,0 +1,15 @@
+/* linux/arch/arm/mach-s3c2410/include/mach/tick.h
+ *
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C2410 - timer tick support
+ */
+
+#define SRCPND_TIMER4 (1<<(IRQ_TIMER4 - IRQ_EINT0))
+
+static inline int s3c24xx_ostimer_pending(void)
+{
+        return __raw_readl(S3C2410_SRCPND) & SRCPND_TIMER4;
+}
diff --git a/arch/arm/mach-s3c2410/include/mach/uncompress.h b/arch/arm/mach-s3c2410/include/mach/uncompress.h
index ab39491beee..c9432103750 100644
--- a/arch/arm/mach-s3c2410/include/mach/uncompress.h
+++ b/arch/arm/mach-s3c2410/include/mach/uncompress.h
@@ -1,3 +1,4 @@
+
 /* arch/arm/mach-s3c2410/include/mach/uncompress.h
  *
  * Copyright (c) 2003, 2007 Simtec Electronics
diff --git a/arch/arm/mach-s3c2412/clock.c b/arch/arm/mach-s3c2412/clock.c
index 96d9eb15424..a037df5e1c2 100644
--- a/arch/arm/mach-s3c2412/clock.c
+++ b/arch/arm/mach-s3c2412/clock.c
@@ -93,12 +93,6 @@ static int s3c2412_upll_enable(struct clk *clk, int enable)
 
 /* clock selections */
 
-/* CPU EXTCLK input */
-static struct clk clk_ext = {
-        .name           = "extclk",
-        .id             = -1,
-};
-
 static struct clk clk_erefclk = {
         .name           = "erefclk",
         .id             = -1,
@@ -773,5 +767,6 @@ int __init s3c2412_baseclk_add(void)
                 s3c2412_clkcon_enable(clkp, 0);
         }
 
+        s3c_pwmclk_init();
         return 0;
 }
diff --git a/arch/arm/mach-s3c2443/clock.c b/arch/arm/mach-s3c2443/clock.c
index 1df8429242b..fdd4ec335a7 100644
--- a/arch/arm/mach-s3c2443/clock.c
+++ b/arch/arm/mach-s3c2443/clock.c
@@ -147,12 +147,6 @@ static unsigned long s3c2443_roundrate_clksrc256(struct clk *clk,
 
 /* clock selections */
 
-/* CPU EXTCLK input */
-static struct clk clk_ext = {
-        .name           = "ext",
-        .id             = -1,
-};
-
 static struct clk clk_mpllref = {
         .name           = "mpllref",
         .parent         = &clk_xtal,
@@ -167,14 +161,6 @@ static struct clk clk_mpll = {
 };
 #endif
 
-static struct clk clk_epllref;
-
-static struct clk clk_epll = {
-        .name           = "epll",
-        .parent         = &clk_epllref,
-        .id             = -1,
-};
-
 static struct clk clk_i2s_ext = {
         .name           = "i2s-ext",
         .id             = -1,
@@ -1072,6 +1058,7 @@ void __init s3c2443_init_clocks(int xtal)
         }
 
         clk_epll.rate = s3c2443_get_epll(epllcon, xtal);
+        clk_epll.parent = &clk_epllref;
         clk_usb_bus.parent = &clk_usb_bus_host;
 
         /* ensure usb bus clock is within correct rate of 48MHz */
@@ -1120,4 +1107,6 @@ void __init s3c2443_init_clocks(int xtal)
 
                 (clkp->enable)(clkp, 0);
         }
+
+        s3c_pwmclk_init();
 }
diff --git a/arch/arm/mach-s3c24a0/include/mach/debug-macro.S b/arch/arm/mach-s3c24a0/include/mach/debug-macro.S
new file mode 100644
index 00000000000..f0ef0ab475f
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/debug-macro.S
@@ -0,0 +1,28 @@
+/* arch/arm/mach-s3c2410/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>
+#include <plat/regs-serial.h>
+
+        .macro addruart, rx
+                mrc     p15, 0, \rx, c1, c0
+                tst     \rx, #1
+                ldreq   \rx, = S3C24XX_PA_UART
+                ldrne   \rx, = S3C24XX_VA_UART
+#if CONFIG_DEBUG_S3C_UART != 0
+                add     \rx, \rx, #(S3C2410_UART1_OFF * CONFIG_DEBUG_S3C_UART)
+#endif
+        .endm
+
+/* include the reset of the code which will do the work, we're only
+ * compiling for a single cpu processor type so the default of s3c2440
+ * will be fine with us.
+ */
+
+#include <plat/debug-macro.S>
diff --git a/arch/arm/mach-s3c24a0/include/mach/io.h b/arch/arm/mach-s3c24a0/include/mach/io.h
new file mode 100644
index 00000000000..c163364773b
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/io.h
@@ -0,0 +1,16 @@
+/* arch/arm/mach-s3c24a0/include/mach/io.h
+ *
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben-linux@fluff.org>
+ *
+ * IO access and mapping routines for the S3C24A0
+ */
+
+#ifndef __ASM_ARM_ARCH_IO_H
+#define __ASM_ARM_ARCH_IO_H
+
+/* No current ISA/PCI bus support. */
+#define __io(a)         ((void __iomem *)(a))
+#define __mem_pci(a)    (a)
+
+#endif
diff --git a/arch/arm/mach-s3c24a0/include/mach/irqs.h b/arch/arm/mach-s3c24a0/include/mach/irqs.h
new file mode 100644
index 00000000000..ae8c0e35978
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/irqs.h
@@ -0,0 +1,115 @@
+/* linux/arch/arm/mach-s3c24a0/include/mach/irqs.h
+ *
+ * Copyright (c) 2003-2005 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.
+*/
+
+
+#ifndef __ASM_ARCH_24A0_IRQS_H
+#define __ASM_ARCH_24A0_IRQS_H __FILE__
+
+#define IRQ_EINT0t2     S3C2410_IRQ(0)  /* 16 */
+/* for generic entry-macro.S */
+#define IRQ_EINT0       IRQ_EINT0t2
+
+#define IRQ_EINT3t6     S3C2410_IRQ(1)
+#define IRQ_EINT7t10    S3C2410_IRQ(2)
+#define IRQ_EINT11t14   S3C2410_IRQ(3)
+#define IRQ_EINT15t18   S3C2410_IRQ(4)  /* 20 */
+#define IRQ_TICK        S3C2410_IRQ(5)
+#define IRQ_DCTQ        S3C2410_IRQ(6)
+#define IRQ_MC          S3C2410_IRQ(7)
+#define IRQ_ME          S3C2410_IRQ(8)  /* 24 */
+#define IRQ_KEYPAD      S3C2410_IRQ(9)
+#define IRQ_TIMER0      S3C2410_IRQ(10)
+#define IRQ_TIMER1      S3C2410_IRQ(11)
+#define IRQ_TIMER2      S3C2410_IRQ(12)
+#define IRQ_TIMER3_4    S3C2410_IRQ(13)
+#define IRQ_OS_TIMER    IRQ_TIMER3_4
+#define IRQ_LCD         S3C2410_IRQ(14)
+#define IRQ_CAM_C       S3C2410_IRQ(15)
+#define IRQ_WDT_BATFLT  S3C2410_IRQ(16) /* 32 */
+#define IRQ_UART0       S3C2410_IRQ(17)
+#define IRQ_CAM_P       S3C2410_IRQ(18)
+#define IRQ_MODEM       S3C2410_IRQ(19)
+#define IRQ_DMA         S3C2410_IRQ(20)
+#define IRQ_SDI         S3C2410_IRQ(21)
+#define IRQ_SPI0        S3C2410_IRQ(22)
+#define IRQ_UART1       S3C2410_IRQ(23)
+#define IRQ_AC97_NFLASH S3C2410_IRQ(24) /* 40 */
+#define IRQ_USBD        S3C2410_IRQ(25)
+#define IRQ_USBH        S3C2410_IRQ(26)
+#define IRQ_IIC         S3C2410_IRQ(27)
+#define IRQ_IRDA_MSTICK S3C2410_IRQ(28) /* 44 */
+#define IRQ_VLX_SPI1    S3C2410_IRQ(29)
+#define IRQ_RTC         S3C2410_IRQ(30) /* 46 */
+#define IRQ_ADC_PEN     S3C2410_IRQ(31)
+
+/* interrupts generated from the external interrupts sources */
+#define IRQ_EINT00      S3C2410_IRQ(32) /* 48 */
+#define IRQ_EINT1       S3C2410_IRQ(33)
+#define IRQ_EINT2       S3C2410_IRQ(34)
+#define IRQ_EINT3       S3C2410_IRQ(35)
+#define IRQ_EINT4       S3C2410_IRQ(36)
+#define IRQ_EINT5       S3C2410_IRQ(37)
+#define IRQ_EINT6       S3C2410_IRQ(38)
+#define IRQ_EINT7       S3C2410_IRQ(39)
+#define IRQ_EINT8       S3C2410_IRQ(40)
+#define IRQ_EINT9       S3C2410_IRQ(41)
+#define IRQ_EINT10      S3C2410_IRQ(42)
+#define IRQ_EINT11      S3C2410_IRQ(43)
+#define IRQ_EINT12      S3C2410_IRQ(44)
+#define IRQ_EINT13      S3C2410_IRQ(45)
+#define IRQ_EINT14      S3C2410_IRQ(46)
+#define IRQ_EINT15      S3C2410_IRQ(47)
+#define IRQ_EINT16      S3C2410_IRQ(48)
+#define IRQ_EINT17      S3C2410_IRQ(49)
+#define IRQ_EINT18      S3C2410_IRQ(50)
+
+/* SUB IRQS */
+#define IRQ_S3CUART_RX0         S3C2410_IRQ(51) /* 67 */
+#define IRQ_S3CUART_TX0         S3C2410_IRQ(52)
+#define IRQ_S3CUART_ERR0        S3C2410_IRQ(53)
+
+#define IRQ_S3CUART_RX1         S3C2410_IRQ(54)
+#define IRQ_S3CUART_TX1         S3C2410_IRQ(55)
+#define IRQ_S3CUART_ERR1        S3C2410_IRQ(56)
+
+#define IRQ_S3CUART_RX2         (0x0)
+#define IRQ_S3CUART_TX2         (0x0)
+#define IRQ_S3CUART_ERR2        (0x0)
+
+
+#define IRQ_IRDA        S3C2410_IRQ(57)
+#define IRQ_MSTICK      S3C2410_IRQ(58)
+#define IRQ_RESERVED0   S3C2410_IRQ(59)
+#define IRQ_RESERVED1   S3C2410_IRQ(60)
+#define IRQ_RESERVED2   S3C2410_IRQ(61)
+#define IRQ_TIMER3      S3C2410_IRQ(62)
+#define IRQ_TIMER4      S3C2410_IRQ(63)
+#define IRQ_WDT         S3C2410_IRQ(64)
+#define IRQ_BATFLT      S3C2410_IRQ(65)
+#define IRQ_POST        S3C2410_IRQ(66)
+#define IRQ_DISP_FIFO   S3C2410_IRQ(67)
+#define IRQ_PENUP       S3C2410_IRQ(68)
+#define IRQ_PENDN       S3C2410_IRQ(69)
+#define IRQ_ADC         S3C2410_IRQ(70)
+#define IRQ_DISP_FRAME  S3C2410_IRQ(71)
+#define IRQ_NFLASH      S3C2410_IRQ(72)
+#define IRQ_AC97        S3C2410_IRQ(73)
+#define IRQ_SPI1        S3C2410_IRQ(74)
+#define IRQ_VLX         S3C2410_IRQ(75)
+#define IRQ_DMA0        S3C2410_IRQ(76)
+#define IRQ_DMA1        S3C2410_IRQ(77)
+#define IRQ_DMA2        S3C2410_IRQ(78)
+#define IRQ_DMA3        S3C2410_IRQ(79)
+
+#define IRQ_TC          (0x0)
+
+#define NR_IRQS         (IRQ_DMA3+1)
+
+#endif /* __ASM_ARCH_24A0_IRQS_H */
diff --git a/arch/arm/mach-s3c24a0/include/mach/map.h b/arch/arm/mach-s3c24a0/include/mach/map.h
new file mode 100644
index 00000000000..6667355a47a
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/map.h
@@ -0,0 +1,85 @@
+/* linux/arch/arm/mach-s3c24a0/include/mach/map.h
+ *
+ * Copyright 2003,2007  Simtec Electronics
+ *      http://armlinux.simtec.co.uk/
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C24A0 - 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_24A0_MAP_H
+#define __ASM_ARCH_24A0_MAP_H __FILE__
+
+#include <plat/map-base.h>
+#include <plat/map.h>
+
+#define S3C24A0_PA_IO_BASE      (0x40000000)
+#define S3C24A0_PA_CLKPWR       (0x40000000)
+#define S3C24A0_PA_IRQ          (0x40200000)
+#define S3C24A0_PA_DMA          (0x40400000)
+#define S3C24A0_PA_MEMCTRL      (0x40C00000)
+#define S3C24A0_PA_NAND         (0x40C00000)
+#define S3C24A0_PA_SROM         (0x40C20000)
+#define S3C24A0_PA_SDRAM        (0x40C40000)
+#define S3C24A0_PA_BUSM         (0x40CE0000)
+#define S3C24A0_PA_USBHOST      (0x41000000)
+#define S3C24A0_PA_MODEMIF      (0x41180000)
+#define S3C24A0_PA_IRDA         (0x41800000)
+#define S3C24A0_PA_TIMER        (0x44000000)
+#define S3C24A0_PA_WATCHDOG     (0x44100000)
+#define S3C24A0_PA_RTC          (0x44200000)
+#define S3C24A0_PA_UART         (0x44400000)
+#define S3C24A0_PA_UART0        (S3C24A0_PA_UART)
+#define S3C24A0_PA_UART1        (S3C24A0_PA_UART + 0x4000)
+#define S3C24A0_PA_SPI          (0x44500000)
+#define S3C24A0_PA_IIC          (0x44600000)
+#define S3C24A0_PA_IIS          (0x44700000)
+#define S3C24A0_PA_GPIO         (0x44800000)
+#define S3C24A0_PA_KEYIF        (0x44900000)
+#define S3C24A0_PA_USBDEV       (0x44A00000)
+#define S3C24A0_PA_AC97         (0x45000000)
+#define S3C24A0_PA_ADC          (0x45800000)
+#define S3C24A0_PA_SDI          (0x46000000)
+#define S3C24A0_PA_MS           (0x46100000)
+#define S3C24A0_PA_LCD          (0x4A000000)
+#define S3C24A0_PA_VPOST        (0x4A100000)
+
+/* physical addresses of all the chip-select areas */
+
+#define S3C24A0_CS0     (0x00000000)
+#define S3C24A0_CS1     (0x04000000)
+#define S3C24A0_CS2     (0x08000000)
+#define S3C24A0_CS3     (0x0C000000)
+#define S3C24A0_CS4     (0x10000000)
+#define S3C24A0_CS5     (0x40000000)
+
+#define S3C24A0_SDRAM_PA        (S3C24A0_CS4)
+
+/* Use a single interface for common resources between S3C24XX cpus */
+
+#define S3C24XX_PA_IRQ          S3C24A0_PA_IRQ
+#define S3C24XX_PA_MEMCTRL      S3C24A0_PA_MEMCTRL
+#define S3C24XX_PA_USBHOST      S3C24A0_PA_USBHOST
+#define S3C24XX_PA_DMA          S3C24A0_PA_DMA
+#define S3C24XX_PA_CLKPWR       S3C24A0_PA_CLKPWR
+#define S3C24XX_PA_LCD          S3C24A0_PA_LCD
+#define S3C24XX_PA_UART         S3C24A0_PA_UART
+#define S3C24XX_PA_TIMER        S3C24A0_PA_TIMER
+#define S3C24XX_PA_USBDEV       S3C24A0_PA_USBDEV
+#define S3C24XX_PA_WATCHDOG     S3C24A0_PA_WATCHDOG
+#define S3C24XX_PA_IIC          S3C24A0_PA_IIC
+#define S3C24XX_PA_IIS          S3C24A0_PA_IIS
+#define S3C24XX_PA_GPIO         S3C24A0_PA_GPIO
+#define S3C24XX_PA_RTC          S3C24A0_PA_RTC
+#define S3C24XX_PA_ADC          S3C24A0_PA_ADC
+#define S3C24XX_PA_SPI          S3C24A0_PA_SPI
+#define S3C24XX_PA_SDI          S3C24A0_PA_SDI
+#define S3C24XX_PA_NAND         S3C24A0_PA_NAND
+
+#define S3C_PA_UART             S3C24A0_PA_UART
+
+#endif /* __ASM_ARCH_24A0_MAP_H */
diff --git a/arch/arm/mach-s3c24a0/include/mach/memory.h b/arch/arm/mach-s3c24a0/include/mach/memory.h
new file mode 100644
index 00000000000..585211ca018
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/memory.h
@@ -0,0 +1,19 @@
+/* linux/arch/arm/mach-s3c24a0/include/mach/memory.h
+ *  from linux/include/asm-arm/arch-rpc/memory.h
+ *
+ *  Copyright (C) 1996,1997,1998 Russell King.
+ *
+ * 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_24A0_MEMORY_H
+#define __ASM_ARCH_24A0_MEMORY_H __FILE__
+
+#define PHYS_OFFSET UL(0x10000000)
+
+#define __virt_to_bus(x) __virt_to_phys(x)
+#define __bus_to_virt(x) __phys_to_virt(x)
+
+#endif
diff --git a/arch/arm/mach-s3c24a0/include/mach/regs-clock.h b/arch/arm/mach-s3c24a0/include/mach/regs-clock.h
new file mode 100644
index 00000000000..af2abd756c3
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/regs-clock.h
@@ -0,0 +1,88 @@
+/* linux/arch/arm/mach-s3c24a0/include/mach/regs-clock.h
+ *
+ * Copyright (c) 2003,2004,2005,2006 Simtec Electronics <linux@simtec.co.uk>
+ *                    http://armlinux.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.
+ *
+ * S3C24A0 clock register definitions
+*/
+
+#ifndef __ASM_ARCH_24A0_REGS_CLOCK_H
+#define __ASM_ARCH_24A0_REGS_CLOCK_H __FILE__
+
+#define S3C24A0_MPLLCON         S3C2410_CLKREG(0x10)
+#define S3C24A0_UPLLCON         S3C2410_CLKREG(0x14)
+#define S3C24A0_CLKCON          S3C2410_CLKREG(0x20)
+#define S3C24A0_CLKSRC          S3C2410_CLKREG(0x24)
+#define S3C24A0_CLKDIVN         S3C2410_CLKREG(0x28)
+
+/* CLKCON register bits */
+
+#define S3C24A0_CLKCON_VLX      (1<<29)
+#define S3C24A0_CLKCON_VPOST    (1<<28)
+#define S3C24A0_CLKCON_WDT      (1<<27) /* reserved */
+#define S3C24A0_CLKCON_MPEGDCTQ (1<<26)
+#define S3C24A0_CLKCON_VPOSTIF  (1<<25)
+#define S3C24A0_CLKCON_MPEG4IF  (1<<24)
+#define S3C24A0_CLKCON_CAM_UPLL (1<<23)
+#define S3C24A0_CLKCON_LCDC     (1<<22)
+#define S3C24A0_CLKCON_CAM_HCLK (1<<21)
+#define S3C24A0_CLKCON_MPEG4    (1<<20)
+#define S3C24A0_CLKCON_KEYPAD   (1<<19)
+#define S3C24A0_CLKCON_ADC      (1<<18)
+#define S3C24A0_CLKCON_SDI      (1<<17)
+#define S3C24A0_CLKCON_MS       (1<<16) /* memory stick */
+#define S3C24A0_CLKCON_USBD     (1<<15)
+#define S3C24A0_CLKCON_GPIO     (1<<14)
+#define S3C24A0_CLKCON_IIS      (1<<13)
+#define S3C24A0_CLKCON_IIC      (1<<12)
+#define S3C24A0_CLKCON_SPI      (1<<11)
+#define S3C24A0_CLKCON_UART1    (1<<10)
+#define S3C24A0_CLKCON_UART0    (1<<9)
+#define S3C24A0_CLKCON_PWMT     (1<<8)
+#define S3C24A0_CLKCON_USBH     (1<<7)
+#define S3C24A0_CLKCON_AC97     (1<<6)
+#define S3C24A0_CLKCON_IrDA     (1<<4)
+#define S3C24A0_CLKCON_IDLE     (1<<2)
+#define S3C24A0_CLKCON_MON      (1<<1)
+#define S3C24A0_CLKCON_STOP     (1<<0)
+
+/* CLKSRC register bits */
+
+#define S3C24A0_CLKSRC_OSC      (1<<8)  /* CLKSRC */
+#define S3C24A0_CLKSRC_UPLL     (1<<7)
+#define S3C24A0_CLKSRC_MPLL     (1<<5)
+#define S3C24A0_CLKSRC_EXT      (1<<4)
+
+/* Use a single interface with the common code, for s3c24xx */
+
+#define S3C2410_MPLLCON         S3C24A0_MPLLCON
+#define S3C2410_UPLLCON         S3C24A0_UPLLCON
+#define S3C2410_CLKCON          S3C24A0_CLKCON
+#define S3C2410_CLKSLOW         S3C24A0_CLKSRC
+#define S3C2410_CLKDIVN         S3C24A0_CLKDIVN
+
+#define S3C2410_CLKCON_IDLE     S3C24A0_CLKCON_IDLE
+#define S3C2410_CLKCON_POWER    S3C24A0_CLKCON_STOP
+#define S3C2410_CLKCON_LCDC     S3C24A0_CLKCON_LCDC
+#define S3C2410_CLKCON_USBH     S3C24A0_CLKCON_USBH
+#define S3C2410_CLKCON_USBD     S3C24A0_CLKCON_USBD
+#define S3C2410_CLKCON_PWMT     S3C24A0_CLKCON_PWMT
+#define S3C2410_CLKCON_SDI      S3C24A0_CLKCON_SDI
+#define S3C2410_CLKCON_UART0    S3C24A0_CLKCON_UART0
+#define S3C2410_CLKCON_UART1    S3C24A0_CLKCON_UART1
+#define S3C2410_CLKCON_GPIO     S3C24A0_CLKCON_GPIO
+#define S3C2410_CLKCON_ADC      S3C24A0_CLKCON_ADC
+#define S3C2410_CLKCON_IIC      S3C24A0_CLKCON_IIC
+#define S3C2410_CLKCON_IIS      S3C24A0_CLKCON_IIS
+#define S3C2410_CLKCON_SPI      S3C24A0_CLKCON_SPI
+
+#define S3C2410_CLKSLOW_UCLK_OFF        S3C24A0_CLKSRC_UPLL
+#define S3C2410_CLKSLOW_MPLL_OFF        S3C24A0_CLKSRC_MPLL
+#define S3C2410_CLKSLOW_SLOW            (0xFF)
+#define S3C2410_CLKSLOW_GET_SLOWVAL(x)  (0x1)
+
+#endif /* __ASM_ARCH_24A0_REGS_CLOCK_H */
diff --git a/arch/arm/mach-s3c24a0/include/mach/regs-irq.h b/arch/arm/mach-s3c24a0/include/mach/regs-irq.h
new file mode 100644
index 00000000000..6086f6f189e
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/regs-irq.h
@@ -0,0 +1,25 @@
+/* linux/arch/arm/mach-s3c24a0/include/mach/regs-irq.h
+ *
+ * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
+ *                    http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * 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_24A0_REGS_IRQ_H
+#define ___ASM_ARCH_24A0_REGS_IRQ_H __FILE__
+
+
+#define S3C2410_EINTMASK        S3C2410_EINTREG(0x034)
+#define S3C2410_EINTPEND        S3C2410_EINTREG(0X038)
+
+#define S3C24XX_EINTMASK        S3C24XX_EINTREG(0x034)
+#define S3C24XX_EINTPEND        S3C24XX_EINTREG(0X038)
+
+#endif /* __ASM_ARCH_24A0_REGS_IRQ_H */
+
+
+
diff --git a/arch/arm/mach-s3c24a0/include/mach/system.h b/arch/arm/mach-s3c24a0/include/mach/system.h
new file mode 100644
index 00000000000..bd1bd195765
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/system.h
@@ -0,0 +1,25 @@
+/* linux/arch/arm/mach-s3c24a0/include/mach/system.h
+ *
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C24A0 - System function defines and includes
+ *
+ * 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/hardware.h>
+#include <asm/io.h>
+
+#include <mach/map.h>
+
+static void arch_idle(void)
+{
+        /* currently no specific idle support. */
+}
+
+void (*s3c24xx_reset_hook)(void);
+
+#include <asm/plat-s3c24xx/system-reset.h>
diff --git a/arch/arm/mach-s3c24a0/include/mach/tick.h b/arch/arm/mach-s3c24a0/include/mach/tick.h
new file mode 100644
index 00000000000..9dea8ba6fb7
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/tick.h
@@ -0,0 +1,15 @@
+/* linux/arch/arm/mach-s3c24a0/include/mach/tick.h
+ *
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C24A0 - timer tick support
+ */
+
+#define SUBSRC_TIMER4   (1 << (IRQ_TIMER4 - IRQ_S3CUART_RX0))
+
+static inline int s3c24xx_ostimer_pending(void)
+{
+        return __raw_readl(S3C2410_SUBSRCPND) & SUBSRC_TIMER4;
+}
diff --git a/arch/arm/mach-s3c24a0/include/mach/timex.h b/arch/arm/mach-s3c24a0/include/mach/timex.h
new file mode 100644
index 00000000000..98573424a01
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/timex.h
@@ -0,0 +1,18 @@
+/* linux/arch/arm/mach-s3c24a0/include/mach/timex.h
+ *
+ * Copyright (c) 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C2410 - 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
+
+#define CLOCK_TICK_RATE 12000000
+
+#endif /* __ASM_ARCH_TIMEX_H */
diff --git a/arch/arm/mach-s3c24a0/include/mach/vmalloc.h b/arch/arm/mach-s3c24a0/include/mach/vmalloc.h
new file mode 100644
index 00000000000..4d4fe484958
--- /dev/null
+++ b/arch/arm/mach-s3c24a0/include/mach/vmalloc.h
@@ -0,0 +1,17 @@
+/* linux/include/asm-arm/arch-s3c24ao/vmalloc.h
+ *
+ * Copyright 2008 Simtec Electronics <linux@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.
+ *
+ * S3C24A0 vmalloc definition
+*/
+
+#ifndef __ASM_ARCH_VMALLOC_H
+#define __ASM_ARCH_VMALLOC_H
+
+#define VMALLOC_END       (0xE0000000)
+
+#endif /* __ASM_ARCH_VMALLOC_H */
diff --git a/arch/arm/mach-s3c6400/Kconfig b/arch/arm/mach-s3c6400/Kconfig
new file mode 100644
index 00000000000..6da82b5c09b
--- /dev/null
+++ b/arch/arm/mach-s3c6400/Kconfig
@@ -0,0 +1,8 @@
+# arch/arm/mach-s3c6400/Kconfig
+#
+# Copyright 2008 Openmoko, Inc.
+#       Simtec Electronics, Ben Dooks <ben@simtec.co.uk>
+#
+# Licensed under GPLv2
+
+# Currently nothing here, this will be added later
diff --git a/arch/arm/mach-s3c6400/Makefile b/arch/arm/mach-s3c6400/Makefile
new file mode 100644
index 00000000000..8f397db25b8
--- /dev/null
+++ b/arch/arm/mach-s3c6400/Makefile
@@ -0,0 +1,15 @@
+# arch/arm/mach-s3c6400/Makefile
+#
+# Copyright 2008 Openmoko, Inc.
+# Copyright 2008 Simtec Electronics
+#
+# Licensed under GPLv2
+
+obj-y                           :=
+obj-m                           :=
+obj-n                           :=
+obj-                            :=
+
+# Core support for S3C6400 system
+
+obj-n                           += blank.o
diff --git a/arch/arm/mach-s3c6400/Makefile.boot b/arch/arm/mach-s3c6400/Makefile.boot
new file mode 100644
index 00000000000..ba41fdc0a58
--- /dev/null
+++ b/arch/arm/mach-s3c6400/Makefile.boot
@@ -0,0 +1,2 @@
+   zreladdr-y   := 0x50008000
+params_phys-y   := 0x50000100
diff --git a/arch/arm/mach-s3c6400/include/mach/debug-macro.S b/arch/arm/mach-s3c6400/include/mach/debug-macro.S
new file mode 100644
index 00000000000..b18ac5266df
--- /dev/null
+++ b/arch/arm/mach-s3c6400/include/mach/debug-macro.S
@@ -0,0 +1,39 @@
+/* arch/arm/mach-s3c6400/include/mach/debug-macro.S
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      http://armlinux.simtec.co.uk/
+ *      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.
+*/
+
+/* pull in the relevant register and map files. */
+
+#include <mach/map.h>
+#include <plat/regs-serial.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, rx
+                mrc     p15, 0, \rx, c1, c0
+                tst     \rx, #1
+                ldreq   \rx, = S3C_PA_UART
+                ldrne   \rx, = (S3C_VA_UART + S3C_PA_UART & 0xfffff)
+#if CONFIG_DEBUG_S3C_UART != 0
+                add     \rx, \rx, #(0x400 * CONFIG_DEBUG_S3C_UART)
+#endif
+        .endm
+
+/* include the reset of the code which will do the work, we're only
+ * compiling for a single cpu processor type so the default of s3c2440
+ * will be fine with us.
+ */
+
+#include <plat/debug-macro.S>
diff --git a/arch/arm/mach-s3c6400/include/mach/dma.h b/arch/arm/mach-s3c6400/include/mach/dma.h
new file mode 100644
index 00000000000..9771ac2cb07
--- /dev/null
+++ b/arch/arm/mach-s3c6400/include/mach/dma.h
@@ -0,0 +1,16 @@
+/* linux/arch/arm/mach-s3c6400/include/mach/dma.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C6400 - DMA support
+ */
+
+#ifndef __ASM_ARCH_DMA_H
+#define __ASM_ARCH_DMA_H __FILE__
+
+/* currently nothing here, placeholder */
+
+#endif /* __ASM_ARCH_IRQ_H */
diff --git a/arch/arm/mach-s3c6400/include/mach/entry-macro.S b/arch/arm/mach-s3c6400/include/mach/entry-macro.S
new file mode 100644
index 00000000000..fbd90d2cf35
--- /dev/null
+++ b/arch/arm/mach-s3c6400/include/mach/entry-macro.S
@@ -0,0 +1,44 @@
+/* arch/arm/mach-s3c6400/include/mach/entry-macro.S
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      http://armlinux.simtec.co.uk/
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * Low-level IRQ helper macros for the Samsung S3C64XX series
+ *
+ * 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 <asm/hardware/vic.h>
+#include <mach/map.h>
+#include <plat/irqs.h>
+
+        .macro  disable_fiq
+        .endm
+
+        .macro  get_irqnr_preamble, base, tmp
+        ldr     \base, =S3C_VA_VIC0
+        .endm
+
+        .macro  arch_ret_to_user, tmp1, tmp2
+        .endm
+
+        .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
+
+        @ check the vic0
+        mov     \irqnr, # S3C_IRQ_OFFSET + 31
+        ldr     \irqstat, [ \base, # VIC_IRQ_STATUS ]
+        teq     \irqstat, #0
+
+        @ otherwise try vic1
+        addeq   \tmp, \base, #(S3C_VA_VIC1 - S3C_VA_VIC0)
+        addeq   \irqnr, \irqnr, #32
+        ldreq   \irqstat, [ \tmp, # VIC_IRQ_STATUS ]
+        teqeq   \irqstat, #0
+
+        clzne   \irqstat, \irqstat
+        subne   \irqnr, \irqnr, \irqstat
+        .endm
diff --git a/arch/arm/mach-s3c6400/include/mach/gpio.h b/arch/arm/mach-s3c6400/include/mach/gpio.h
new file mode 100644
index 00000000000..8b4254a23d9
--- /dev/null
+++ b/arch/arm/mach-s3c6400/include/mach/gpio.h
@@ -0,0 +1,22 @@
+/* arch/arm/mach-s3c6400/include/mach/gpio.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      http://armlinux.simtec.co.uk/
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C6400 - 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.
+*/
+
+#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
+
+#define ARCH_NR_GPIOS   188
+
+#include <asm-generic/gpio.h>
diff --git a/arch/arm/mach-s3c6400/include/mach/hardware.h b/arch/arm/mach-s3c6400/include/mach/hardware.h
new file mode 100644
index 00000000000..862d033e57a
--- /dev/null
+++ b/arch/arm/mach-s3c6400/include/mach/hardware.h
@@ -0,0 +1,16 @@
+/* linux/arch/arm/mach-s3c6400/include/mach/hardware.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C6400 - Hardware support
+ */
+
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H __FILE__
+
+/* currently nothing here, placeholder */
+
+#endif /* __ASM_ARCH_IRQ_H */
diff --git a/arch/arm/mach-s3c6400/include/mach/irqs.h b/arch/arm/mach-s3c6400/include/mach/irqs.h
new file mode 100644
index 00000000000..b38c47cffc2
--- /dev/null
+++ b/arch/arm/mach-s3c6400/include/mach/irqs.h
@@ -0,0 +1,20 @@
+/* linux/arch/arm/mach-s3c6400/include/mach/irqs.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C6400 - IRQ definitions
+ */
+
+#ifndef __ASM_ARCH_IRQS_H
+#define __ASM_ARCH_IRQS_H __FILE__
+
+#ifndef __ASM_ARM_IRQ_H
+#error "Do not include this directly, instead #include <asm/irq.h>"
+#endif
+
+#include <plat/irqs.h>
+
+#endif /* __ASM_ARCH_IRQ_H */
diff --git a/arch/arm/mach-s3c6400/include/mach/map.h b/arch/arm/mach-s3c6400/include/mach/map.h
new file mode 100644
index 00000000000..618f09d637b
--- /dev/null
+++ b/arch/arm/mach-s3c6400/include/mach/map.h
@@ -0,0 +1,53 @@
+/* linux/arch/arm/mach-s3c6400/include/mach/map.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      http://armlinux.simtec.co.uk/
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C64XX - 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>
+
+#define S3C_PA_UART             (0x7F005000)
+#define S3C_PA_UART0            (S3C_PA_UART + 0x00)
+#define S3C_PA_UART1            (S3C_PA_UART + 0x400)
+#define S3C_PA_UART2            (S3C_PA_UART + 0x800)
+#define S3C_PA_UART3            (S3C_PA_UART + 0xC00)
+#define S3C_UART_OFFSET         (0x400)
+
+/* See notes on UART VA mapping in debug-macro.S */
+#define S3C_VA_UARTx(x) (S3C_VA_UART + (S3C_PA_UART & 0xfffff) + ((x) * S3C_UART_OFFSET))
+
+#define S3C_VA_UART0            S3C_VA_UARTx(0)
+#define S3C_VA_UART1            S3C_VA_UARTx(1)
+#define S3C_VA_UART2            S3C_VA_UARTx(2)
+#define S3C_VA_UART3            S3C_VA_UARTx(3)
+
+#define S3C64XX_PA_SYSCON       (0x7E00F000)
+#define S3C64XX_PA_TIMER        (0x7F006000)
+
+#define S3C64XX_PA_GPIO         (0x7F008000)
+#define S3C64XX_VA_GPIO         S3C_ADDR(0x00500000)
+#define S3C64XX_SZ_GPIO         SZ_4K
+
+#define S3C64XX_PA_SDRAM        (0x50000000)
+#define S3C64XX_PA_VIC0         (0x71200000)
+#define S3C64XX_PA_VIC1         (0x71300000)
+
+/* place VICs close together */
+#define S3C_VA_VIC0             (S3C_VA_IRQ + 0x00)
+#define S3C_VA_VIC1             (S3C_VA_IRQ + 0x10000)
+
+/* compatibiltiy defines. */
+#define S3C_PA_TIMER            S3C64XX_PA_TIMER
+
+#endif /* __ASM_ARCH_6400_MAP_H */
diff --git a/arch/arm/mach-s3c6400/include/mach/memory.h b/arch/arm/mach-s3c6400/include/mach/memory.h
new file mode 100644
index 00000000000..38c381132f2
--- /dev/null
+++ b/arch/arm/mach-s3c6400/include/mach/memory.h
@@ -0,0 +1,21 @@
+/* arch/arm/mach-s3c6400/include/mach/memory.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.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.
+*/
+
+#ifndef __ASM_ARCH_MEMORY_H
+#define __ASM_ARCH_MEMORY_H
+
+#define PHYS_OFFSET     UL(0x50000000)
+
+#define __virt_to_bus(x) __virt_to_phys(x)
+#define __bus_to_virt(x) __phys_to_virt(x)
+
+#endif
diff --git a/arch/arm/mach-s3c6400/include/mach/pwm-clock.h b/arch/arm/mach-s3c6400/include/mach/pwm-clock.h
new file mode 100644
index 00000000000..b25bedee0d5
--- /dev/null
+++ b/arch/arm/mach-s3c6400/include/mach/pwm-clock.h
@@ -0,0 +1,56 @@
+/* linux/arch/arm/mach-s3c6400/include/mach/pwm-clock.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C64xx - pwm clock and timer support
+ */
+
+/**
+ * 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
diff --git a/arch/arm/mach-s3c6400/include/mach/regs-irq.h b/arch/arm/mach-s3c6400/include/mach/regs-irq.h
new file mode 100644
index 00000000000..bcce68a0bb7
--- /dev/null
+++ b/arch/arm/mach-s3c6400/include/mach/regs-irq.h
@@ -0,0 +1,20 @@
+/* linux/arch/arm/mach-s3c6400/include/mach/regs-irq.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      http://armlinux.simtec.co.uk/
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C64XX - 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/vic.h>
+
+#endif /* __ASM_ARCH_6400_REGS_IRQ_H */
diff --git a/arch/arm/mach-s3c6400/include/mach/system.h b/arch/arm/mach-s3c6400/include/mach/system.h
new file mode 100644
index 00000000000..652bbc403f0
--- /dev/null
+++ b/arch/arm/mach-s3c6400/include/mach/system.h
@@ -0,0 +1,24 @@
+/* linux/arch/arm/mach-s3c6400/include/mach/system.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C6400 - system implementation
+ */
+
+#ifndef __ASM_ARCH_SYSTEM_H
+#define __ASM_ARCH_SYSTEM_H __FILE__
+
+static void arch_idle(void)
+{
+        /* nothing here yet */
+}
+
+static void arch_reset(char mode)
+{
+        /* nothing here yet */
+}
+
+#endif /* __ASM_ARCH_IRQ_H */
diff --git a/arch/arm/mach-s3c6400/include/mach/tick.h b/arch/arm/mach-s3c6400/include/mach/tick.h
new file mode 100644
index 00000000000..d9c0dc7014e
--- /dev/null
+++ b/arch/arm/mach-s3c6400/include/mach/tick.h
@@ -0,0 +1,29 @@
+/* linux/arch/arm/mach-s3c6400/include/mach/tick.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      http://armlinux.simtec.co.uk/
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C64XX - Timer tick support 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_TICK_H
+#define __ASM_ARCH_TICK_H __FILE__
+
+/* note, the timer interrutps turn up in 2 places, the vic and then
+ * the timer block. We take the VIC as the base at the moment.
+ */
+static inline u32 s3c24xx_ostimer_pending(void)
+{
+        u32 pend = __raw_readl(S3C_VA_VIC0 + VIC_RAW_STATUS);
+        return pend & 1 << (IRQ_TIMER4_VIC - S3C64XX_IRQ_VIC0(0));
+}
+
+#define TICK_MAX        (0xffffffff)
+
+#endif /* __ASM_ARCH_6400_TICK_H */
diff --git a/arch/arm/mach-s3c6400/include/mach/uncompress.h b/arch/arm/mach-s3c6400/include/mach/uncompress.h
new file mode 100644
index 00000000000..c6a82a20bf2
--- /dev/null
+++ b/arch/arm/mach-s3c6400/include/mach/uncompress.h
@@ -0,0 +1,28 @@
+/* arch/arm/mach-s3c6400/include/mach/uncompress.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      http://armlinux.simtec.co.uk/
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C6400 - 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
+
+#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. */
+        fifo_mask = S3C2440_UFSTAT_TXMASK;
+        fifo_max = 63 << S3C2440_UFSTAT_TXSHIFT;
+}
+
+#endif /* __ASM_ARCH_UNCOMPRESS_H */
diff --git a/arch/arm/mach-s3c6410/Kconfig b/arch/arm/mach-s3c6410/Kconfig
new file mode 100644
index 00000000000..75b1244cf8a
--- /dev/null
+++ b/arch/arm/mach-s3c6410/Kconfig
@@ -0,0 +1,21 @@
+# arch/arm/mach-s3c6410/Kconfig
+#
+# Copyright 2008 Openmoko, Inc.
+# Copyright 2008 Simtec Electronics
+#
+# Licensed under GPLv2
+
+# Configuration options for the S3C6410 CPU
+
+config CPU_S3C6410
+        bool
+        select CPU_S3C6400_INIT
+        select CPU_S3C6400_CLOCK
+        help
+          Enable S3C6410 CPU support
+
+config MACH_SMDK6410
+        bool "SMDK6410"
+        select CPU_S3C6410
+        help
+          Machine support for the Samsung SMDK6410
diff --git a/arch/arm/mach-s3c6410/Makefile b/arch/arm/mach-s3c6410/Makefile
new file mode 100644
index 00000000000..4a20a009990
--- /dev/null
+++ b/arch/arm/mach-s3c6410/Makefile
@@ -0,0 +1,19 @@
+# arch/arm/plat-s3c6410/Makefile
+#
+# Copyright 2008 Openmoko, Inc.
+# Copyright 2008 Simtec Electronics
+#
+# Licensed under GPLv2
+
+obj-y                           :=
+obj-m                           :=
+obj-n                           :=
+obj-                            :=
+
+# Core support for S3C6410 system
+
+obj-$(CONFIG_CPU_S3C6410)       += cpu.o
+
+# machine support
+
+obj-$(CONFIG_MACH_SMDK6410)     += mach-smdk6410.o
diff --git a/arch/arm/mach-s3c6410/cpu.c b/arch/arm/mach-s3c6410/cpu.c
new file mode 100644
index 00000000000..975cf88f0e8
--- /dev/null
+++ b/arch/arm/mach-s3c6410/cpu.c
@@ -0,0 +1,91 @@
+/* linux/arch/arm/mach-s3c6410/cpu.c
+ *
+ * Copyright 2008 Simtec Electronics
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.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/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/timer.h>
+#include <linux/init.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/sysdev.h>
+#include <linux/serial_core.h>
+#include <linux/platform_device.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <mach/hardware.h>
+#include <asm/irq.h>
+
+#include <plat/cpu-freq.h>
+#include <plat/regs-serial.h>
+
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/clock.h>
+#include <plat/s3c6400.h>
+#include <plat/s3c6410.h>
+
+/* Initial IO mappings */
+
+static struct map_desc s3c6410_iodesc[] __initdata = {
+};
+
+/* s3c6410_map_io
+ *
+ * register the standard cpu IO areas
+*/
+
+void __init s3c6410_map_io(void)
+{
+        iotable_init(s3c6410_iodesc, ARRAY_SIZE(s3c6410_iodesc));
+}
+
+void __init s3c6410_init_clocks(int xtal)
+{
+        printk(KERN_DEBUG "%s: initialising clocks\n", __func__);
+        s3c24xx_register_baseclocks(xtal);
+        s3c64xx_register_clocks();
+        s3c6400_register_clocks();
+        s3c6400_setup_clocks();
+}
+
+void __init s3c6410_init_irq(void)
+{
+        /* VIC0 is missing IRQ7, VIC1 is fully populated. */
+        s3c64xx_init_irq(~0 & ~(1 << 7), ~0);
+}
+
+struct sysdev_class s3c6410_sysclass = {
+        .name   = "s3c6410-core",
+};
+
+static struct sys_device s3c6410_sysdev = {
+        .cls    = &s3c6410_sysclass,
+};
+
+static int __init s3c6410_core_init(void)
+{
+        return sysdev_class_register(&s3c6410_sysclass);
+}
+
+core_initcall(s3c6410_core_init);
+
+int __init s3c6410_init(void)
+{
+        printk("S3C6410: Initialising architecture\n");
+
+        return sysdev_register(&s3c6410_sysdev);
+}
diff --git a/arch/arm/mach-s3c6410/mach-smdk6410.c b/arch/arm/mach-s3c6410/mach-smdk6410.c
new file mode 100644
index 00000000000..9213a8ba283
--- /dev/null
+++ b/arch/arm/mach-s3c6410/mach-smdk6410.c
@@ -0,0 +1,89 @@
+/* linux/arch/arm/mach-s3c6410/mach-smdk6410.c
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.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/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/timer.h>
+#include <linux/init.h>
+#include <linux/serial_core.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <mach/hardware.h>
+#include <mach/map.h>
+
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+
+#include <plat/regs-serial.h>
+
+#include <plat/s3c6410.h>
+#include <plat/clock.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
+#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
+#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
+
+static struct s3c2410_uartcfg smdk6410_uartcfgs[] __initdata = {
+        [0] = {
+                .hwport      = 0,
+                .flags       = 0,
+                .ucon        = 0x3c5,
+                .ulcon       = 0x03,
+                .ufcon       = 0x51,
+        },
+        [1] = {
+                .hwport      = 1,
+                .flags       = 0,
+                .ucon        = 0x3c5,
+                .ulcon       = 0x03,
+                .ufcon       = 0x51,
+        },
+};
+
+struct map_desc smdk6410_iodesc[] = {};
+
+static struct platform_device *smdk6410_devices[] __initdata = {
+};
+
+static void __init smdk6410_map_io(void)
+{
+        s3c64xx_init_io(smdk6410_iodesc, ARRAY_SIZE(smdk6410_iodesc));
+        s3c24xx_init_clocks(12000000);
+        s3c24xx_init_uarts(smdk6410_uartcfgs, ARRAY_SIZE(smdk6410_uartcfgs));
+}
+
+static void __init smdk6410_machine_init(void)
+{
+        platform_add_devices(smdk6410_devices, ARRAY_SIZE(smdk6410_devices));
+}
+
+MACHINE_START(SMDK6410, "SMDK6410")
+        /* Maintainer: Ben Dooks <ben@fluff.org> */
+        .phys_io        = S3C_PA_UART & 0xfff00000,
+        .io_pg_offst    = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
+        .boot_params    = S3C64XX_PA_SDRAM + 0x100,
+
+        .init_irq       = s3c6410_init_irq,
+        .map_io         = smdk6410_map_io,
+        .init_machine   = smdk6410_machine_init,
+        .timer          = &s3c24xx_timer,
+MACHINE_END
diff --git a/arch/arm/plat-s3c/Kconfig b/arch/arm/plat-s3c/Kconfig
index 10c1dd3cd46..adb9060ec91 100644
--- a/arch/arm/plat-s3c/Kconfig
+++ b/arch/arm/plat-s3c/Kconfig
@@ -6,8 +6,8 @@
 
 config PLAT_S3C
         bool
-        depends on ARCH_S3C2410
-        default y if ARCH_S3C2410
+        depends on ARCH_S3C2410 || ARCH_S3C24A0 || ARCH_S3C64XX
+        default y
         select NO_IOPORT
         help
           Base platform code for any Samsung S3C device
@@ -16,24 +16,24 @@ config PLAT_S3C
 
 config CPU_LLSERIAL_S3C2410_ONLY
         bool
-        depends on ARCH_S3C2410
+        depends on PLAT_S3C
         default y if CPU_LLSERIAL_S3C2410 && !CPU_LLSERIAL_S3C2440
 
 config CPU_LLSERIAL_S3C2440_ONLY
         bool
-        depends on ARCH_S3C2410
+        depends on PLAT_S3C
         default y if CPU_LLSERIAL_S3C2440 && !CPU_LLSERIAL_S3C2410
 
 config CPU_LLSERIAL_S3C2410
         bool
-        depends on ARCH_S3C2410
+        depends on PLAT_S3C
         help
           Selected if there is an S3C2410 (or register compatible) serial
           low-level implementation needed
 
 config CPU_LLSERIAL_S3C2440
         bool
-        depends on ARCH_S3C2410
+        depends on PLAT_S3C
         help
           Selected if there is an S3C2440 (or register compatible) serial
           low-level implementation needed
diff --git a/arch/arm/plat-s3c/clock.c b/arch/arm/plat-s3c/clock.c
index da7ac07c7a0..1054d18828f 100644
--- a/arch/arm/plat-s3c/clock.c
+++ b/arch/arm/plat-s3c/clock.c
@@ -239,6 +239,16 @@ struct clk clk_xtal = {
         .ctrlbit        = 0,
 };
 
+struct clk clk_ext = {
+        .name           = "ext",
+        .id             = -1,
+};
+
+struct clk clk_epll = {
+        .name           = "epll",
+        .id             = -1,
+};
+
 struct clk clk_mpll = {
         .name           = "mpll",
         .id             = -1,
diff --git a/arch/arm/plat-s3c/include/plat/clock.h b/arch/arm/plat-s3c/include/plat/clock.h
index d871609738f..a10622eed43 100644
--- a/arch/arm/plat-s3c/include/plat/clock.h
+++ b/arch/arm/plat-s3c/include/plat/clock.h
@@ -45,7 +45,13 @@ extern struct clk clk_h;
 extern struct clk clk_p;
 extern struct clk clk_mpll;
 extern struct clk clk_upll;
+extern struct clk clk_epll;
 extern struct clk clk_xtal;
+extern struct clk clk_ext;
+
+/* S3C64XX specific clocks */
+extern struct clk clk_27m;
+extern struct clk clk_48m;
 
 /* exports for arch/arm/mach-s3c2410
  *
@@ -61,6 +67,8 @@ extern int s3c24xx_register_clocks(struct clk **clk, int nr_clks);
 
 extern int s3c24xx_register_baseclocks(unsigned long xtal);
 
+extern void s3c64xx_register_clocks(void);
+
 extern void s3c24xx_setup_clocks(unsigned long fclk,
                                  unsigned long hclk,
                                  unsigned long pclk);
@@ -70,3 +78,11 @@ extern void s3c2412_setup_clocks(void);
 extern void s3c244x_setup_clocks(void);
 extern void s3c2443_setup_clocks(void);
 
+/* S3C64XX specific functions and clocks */
+
+extern int s3c64xx_sclk_ctrl(struct clk *clk, int enable);
+
+/* Init for pwm clock code */
+
+extern void s3c_pwmclk_init(void);
+
diff --git a/arch/arm/plat-s3c/include/plat/cpu.h b/arch/arm/plat-s3c/include/plat/cpu.h
index 011157ea871..e62ae0fcfe5 100644
--- a/arch/arm/plat-s3c/include/plat/cpu.h
+++ b/arch/arm/plat-s3c/include/plat/cpu.h
@@ -44,8 +44,10 @@ extern void s3c_init_cpu(unsigned long idcode,
 /* core initialisation functions */
 
 extern void s3c24xx_init_irq(void);
+extern void s3c64xx_init_irq(u32 vic0, u32 vic1);
 
 extern void s3c24xx_init_io(struct map_desc *mach_desc, int size);
+extern void s3c64xx_init_io(struct map_desc *mach_desc, int size);
 
 extern void s3c24xx_init_uarts(struct s3c2410_uartcfg *cfg, int no);
 
diff --git a/arch/arm/plat-s3c/include/plat/debug-macro.S b/arch/arm/plat-s3c/include/plat/debug-macro.S
index 4aa7e2e6c00..3634d4e3708 100644
--- a/arch/arm/plat-s3c/include/plat/debug-macro.S
+++ b/arch/arm/plat-s3c/include/plat/debug-macro.S
@@ -20,7 +20,7 @@
         .endm
 
 #ifndef fifo_level
-#define fifo_level fifo_level_s3c2410
+#define fifo_level fifo_level_s3c2440
 #endif
 
         .macro  fifo_full_s3c2440 rd, rx
diff --git a/arch/arm/plat-s3c/include/plat/devs.h b/arch/arm/plat-s3c/include/plat/devs.h
index badaac9d64a..a689c7c5ac2 100644
--- a/arch/arm/plat-s3c/include/plat/devs.h
+++ b/arch/arm/plat-s3c/include/plat/devs.h
@@ -17,6 +17,7 @@ struct s3c24xx_uart_resources {
 };
 
 extern struct s3c24xx_uart_resources s3c2410_uart_resources[];
+extern struct s3c24xx_uart_resources s3c64xx_uart_resources[];
 
 extern struct platform_device *s3c24xx_uart_devs[];
 extern struct platform_device *s3c24xx_uart_src[];
diff --git a/arch/arm/plat-s3c/include/plat/map.h b/arch/arm/plat-s3c/include/plat/map-base.h
index b84289d32a5..b84289d32a5 100644
--- a/arch/arm/plat-s3c/include/plat/map.h
+++ b/arch/arm/plat-s3c/include/plat/map-base.h
diff --git a/arch/arm/plat-s3c/include/plat/regs-serial.h b/arch/arm/plat-s3c/include/plat/regs-serial.h
index a0daa647b92..3ca28585cf8 100644
--- a/arch/arm/plat-s3c/include/plat/regs-serial.h
+++ b/arch/arm/plat-s3c/include/plat/regs-serial.h
@@ -77,6 +77,12 @@
 #define S3C2440_UCON_FCLK         (3<<10)
 #define S3C2443_UCON_EPLL         (3<<10)
 
+#define S3C6400_UCON_CLKMASK    (3<<10)
+#define S3C6400_UCON_PCLK       (0<<10)
+#define S3C6400_UCON_PCLK2      (2<<10)
+#define S3C6400_UCON_UCLK0      (1<<10)
+#define S3C6400_UCON_UCLK1      (3<<10)
+
 #define S3C2440_UCON2_FCLK_EN     (1<<15)
 #define S3C2440_UCON0_DIVMASK     (15 << 12)
 #define S3C2440_UCON1_DIVMASK     (15 << 12)
@@ -149,6 +155,14 @@
 #define S3C2410_UFSTAT_RXMASK     (15<<0)
 #define S3C2410_UFSTAT_RXSHIFT    (0)
 
+/* UFSTAT S3C24A0 */
+#define S3C24A0_UFSTAT_TXFULL     (1 << 14)
+#define S3C24A0_UFSTAT_RXFULL     (1 << 6)
+#define S3C24A0_UFSTAT_TXMASK     (63 << 8)
+#define S3C24A0_UFSTAT_TXSHIFT    (8)
+#define S3C24A0_UFSTAT_RXMASK     (63)
+#define S3C24A0_UFSTAT_RXSHIFT    (0)
+
 /* UFSTAT S3C2443 same as S3C2440 */
 #define S3C2440_UFSTAT_TXFULL     (1<<14)
 #define S3C2440_UFSTAT_RXFULL     (1<<6)
diff --git a/arch/arm/plat-s3c/include/plat/regs-timer.h b/arch/arm/plat-s3c/include/plat/regs-timer.h
index cc0eedd53e3..d097d92f8cc 100644
--- a/arch/arm/plat-s3c/include/plat/regs-timer.h
+++ b/arch/arm/plat-s3c/include/plat/regs-timer.h
@@ -10,7 +10,6 @@
  * S3C2410 Timer configuration
 */
 
-
 #ifndef __ASM_ARCH_REGS_TIMER_H
 #define __ASM_ARCH_REGS_TIMER_H
 
@@ -21,6 +20,8 @@
 #define S3C2410_TCFG1         S3C_TIMERREG(0x04)
 #define S3C2410_TCON          S3C_TIMERREG(0x08)
 
+#define S3C64XX_TINT_CSTAT    S3C_TIMERREG(0x44)
+
 #define S3C2410_TCFG_PRESCALER0_MASK (255<<0)
 #define S3C2410_TCFG_PRESCALER1_MASK (255<<8)
 #define S3C2410_TCFG_PRESCALER1_SHIFT (8)
@@ -72,6 +73,14 @@
 #define S3C2410_TCFG1_MUX_TCLK    (4<<0)
 #define S3C2410_TCFG1_MUX_MASK    (15<<0)
 
+#define S3C64XX_TCFG1_MUX_DIV1    (0<<0)
+#define S3C64XX_TCFG1_MUX_DIV2    (1<<0)
+#define S3C64XX_TCFG1_MUX_DIV4    (2<<0)
+#define S3C64XX_TCFG1_MUX_DIV8    (3<<0)
+#define S3C64XX_TCFG1_MUX_DIV16   (4<<0)
+#define S3C64XX_TCFG1_MUX_TCLK    (5<<0)  /* 3 sets of TCLK */
+#define S3C64XX_TCFG1_MUX_MASK    (15<<0)
+
 #define S3C2410_TCFG1_SHIFT(x)    ((x) * 4)
 
 /* for each timer, we have an count buffer, an compare buffer and
diff --git a/arch/arm/plat-s3c/include/plat/uncompress.h b/arch/arm/plat-s3c/include/plat/uncompress.h
index 2c39a309aeb..6061de87f22 100644
--- a/arch/arm/plat-s3c/include/plat/uncompress.h
+++ b/arch/arm/plat-s3c/include/plat/uncompress.h
@@ -37,7 +37,7 @@ static void arch_detect_cpu(void);
 /* how many bytes we allow into the FIFO at a time in FIFO mode */
 #define FIFO_MAX         (14)
 
-#define uart_base S3C24XX_PA_UART + (0x4000*CONFIG_S3C_LOWLEVEL_UART_PORT)
+#define uart_base S3C_PA_UART + (S3C_UART_OFFSET * CONFIG_S3C_LOWLEVEL_UART_PORT)
 
 static __inline__ void
 uart_wr(unsigned int reg, unsigned int val)
diff --git a/arch/arm/plat-s3c/pwm-clock.c b/arch/arm/plat-s3c/pwm-clock.c
index e07d82891a9..a318215ab53 100644
--- a/arch/arm/plat-s3c/pwm-clock.c
+++ b/arch/arm/plat-s3c/pwm-clock.c
@@ -14,20 +14,20 @@
 #include <linux/kernel.h>
 #include <linux/list.h>
 #include <linux/errno.h>
+#include <linux/log2.h>
 #include <linux/clk.h>
 #include <linux/err.h>
 #include <linux/io.h>
 
 #include <mach/hardware.h>
+#include <mach/map.h>
 #include <asm/irq.h>
 
-#include <mach/regs-clock.h>
-#include <mach/regs-gpio.h>
-
 #include <plat/clock.h>
 #include <plat/cpu.h>
 
 #include <plat/regs-timer.h>
+#include <mach/pwm-clock.h>
 
 /* Each of the timers 0 through 5 go through the following
  * clock tree, with the inputs depending on the timers.
@@ -168,11 +168,6 @@ static inline struct pwm_tdiv_clk *to_tdiv(struct clk *clk)
         return container_of(clk, struct pwm_tdiv_clk, clk);
 }
 
-static inline unsigned long tcfg_to_divisor(unsigned long tcfg1)
-{
-        return 1 << (1 + tcfg1);
-}
-
 static unsigned long clk_pwm_tdiv_get_rate(struct clk *clk)
 {
         unsigned long tcfg1 = __raw_readl(S3C2410_TCFG1);
@@ -181,7 +176,7 @@ static unsigned long clk_pwm_tdiv_get_rate(struct clk *clk)
         tcfg1 >>= S3C2410_TCFG1_SHIFT(clk->id);
         tcfg1 &= S3C2410_TCFG1_MUX_MASK;
 
-        if (tcfg1 == S3C2410_TCFG1_MUX_TCLK)
+        if (pwm_cfg_src_is_tclk(tcfg1))
                 divisor = to_tdiv(clk)->divisor;
         else
                 divisor = tcfg_to_divisor(tcfg1);
@@ -198,7 +193,9 @@ static unsigned long clk_pwm_tdiv_round_rate(struct clk *clk,
         parent_rate = clk_get_rate(clk->parent);
         divisor = parent_rate / rate;
 
-        if (divisor <= 2)
+        if (divisor <= 1 && pwm_tdiv_has_div1())
+                divisor = 1;
+        else if (divisor <= 2)
                 divisor = 2;
         else if (divisor <= 4)
                 divisor = 4;
@@ -212,25 +209,7 @@ static unsigned long clk_pwm_tdiv_round_rate(struct clk *clk,
 
 static unsigned long clk_pwm_tdiv_bits(struct pwm_tdiv_clk *divclk)
 {
-        unsigned long bits;
-
-        switch (divclk->divisor) {
-        case 2:
-                bits = S3C2410_TCFG1_MUX_DIV2;
-                break;
-        case 4:
-                bits = S3C2410_TCFG1_MUX_DIV4;
-                break;
-        case 8:
-                bits = S3C2410_TCFG1_MUX_DIV8;
-                break;
-        case 16:
-        default:
-                bits = S3C2410_TCFG1_MUX_DIV16;
-                break;
-        }
-
-        return bits;
+        return pwm_tdiv_div_bits(divclk->divisor);
 }
 
 static void clk_pwm_tdiv_update(struct pwm_tdiv_clk *divclk)
@@ -271,7 +250,7 @@ static int clk_pwm_tdiv_set_rate(struct clk *clk, unsigned long rate)
         /* Update the current MUX settings if we are currently
          * selected as the clock source for this clock. */
 
-        if (tcfg1 != S3C2410_TCFG1_MUX_TCLK)
+        if (!pwm_cfg_src_is_tclk(tcfg1))
                 clk_pwm_tdiv_update(divclk);
 
         return 0;
@@ -358,7 +337,7 @@ static int clk_pwm_tin_set_parent(struct clk *clk, struct clk *parent)
         unsigned long shift = S3C2410_TCFG1_SHIFT(id);
 
         if (parent == s3c24xx_pwmclk_tclk(id))
-                bits = S3C2410_TCFG1_MUX_TCLK << shift;
+                bits = S3C_TCFG1_MUX_TCLK << shift;
         else if (parent == s3c24xx_pwmclk_tdiv(id))
                 bits = clk_pwm_tdiv_bits(to_tdiv(parent)) << shift;
         else
@@ -420,7 +399,7 @@ static __init int clk_pwm_tin_register(struct clk *pwm)
         tcfg1 >>= S3C2410_TCFG1_SHIFT(id);
         tcfg1 &= S3C2410_TCFG1_MUX_MASK;
 
-        if (tcfg1 == S3C2410_TCFG1_MUX_TCLK)
+        if (pwm_cfg_src_is_tclk(tcfg1))
                 parent = s3c24xx_pwmclk_tclk(id);
         else
                 parent = s3c24xx_pwmclk_tdiv(id);
@@ -428,7 +407,16 @@ static __init int clk_pwm_tin_register(struct clk *pwm)
         return clk_set_parent(pwm, parent);
 }
 
-static __init int s3c24xx_pwmclk_init(void)
+/**
+ * s3c_pwmclk_init() - initialise pwm clocks
+ *
+ * Initialise and register the clocks which provide the inputs for the
+ * pwm timer blocks.
+ *
+ * Note, this call is required by the time core, so must be called after
+ * the base clocks are added and before any of the initcalls are run.
+ */
+__init void s3c_pwmclk_init(void)
 {
         struct clk *clk_timers;
         unsigned int clk;
@@ -437,7 +425,7 @@ static __init int s3c24xx_pwmclk_init(void)
         clk_timers = clk_get(NULL, "timers");
         if (IS_ERR(clk_timers)) {
                 printk(KERN_ERR "%s: no parent clock\n", __func__);
-                return -EINVAL;
+                return;
         }
 
         for (clk = 0; clk < ARRAY_SIZE(clk_timer_scaler); clk++) {
@@ -445,7 +433,7 @@ static __init int s3c24xx_pwmclk_init(void)
                 ret = s3c24xx_register_clock(&clk_timer_scaler[clk]);
                 if (ret < 0) {
                         printk(KERN_ERR "error adding pwm scaler%d clock\n", clk);
-                        goto err;
+                        return;
                 }
         }
 
@@ -453,7 +441,7 @@ static __init int s3c24xx_pwmclk_init(void)
                 ret = s3c24xx_register_clock(&clk_timer_tclk[clk]);
                 if (ret < 0) {
                         printk(KERN_ERR "error adding pww tclk%d\n", clk);
-                        goto err;
+                        return;
                 }
         }
 
@@ -461,7 +449,7 @@ static __init int s3c24xx_pwmclk_init(void)
                 ret = clk_pwm_tdiv_register(clk);
                 if (ret < 0) {
                         printk(KERN_ERR "error adding pwm%d tdiv clock\n", clk);
-                        goto err;
+                        return;
                 }
         }
 
@@ -469,14 +457,7 @@ static __init int s3c24xx_pwmclk_init(void)
                 ret = clk_pwm_tin_register(&clk_tin[clk]);
                 if (ret < 0) {
                         printk(KERN_ERR "error adding pwm%d tin clock\n", clk);
-                        goto err;
+                        return;
                 }
         }
-
-        return 0;
-
- err:
-        return ret;
 }
-
-arch_initcall(s3c24xx_pwmclk_init);
diff --git a/arch/arm/plat-s3c/time.c b/arch/arm/plat-s3c/time.c
index c6861a05a29..3b27b29da47 100644
--- a/arch/arm/plat-s3c/time.c
+++ b/arch/arm/plat-s3c/time.c
@@ -26,6 +26,7 @@
 #include <linux/err.h>
 #include <linux/clk.h>
 #include <linux/io.h>
+#include <linux/platform_device.h>
 
 #include <asm/system.h>
 #include <asm/leds.h>
@@ -36,6 +37,7 @@
 #include <plat/regs-timer.h>
 #include <mach/regs-irq.h>
 #include <asm/mach/time.h>
+#include <mach/tick.h>
 
 #include <plat/clock.h>
 #include <plat/cpu.h>
@@ -43,6 +45,10 @@
 static unsigned long timer_startval;
 static unsigned long timer_usec_ticks;
 
+#ifndef TICK_MAX
+#define TICK_MAX (0xffff)
+#endif
+
 #define TIMER_USEC_SHIFT 16
 
 /* we use the shifted arithmetic to work out the ratio of timer ticks
@@ -91,12 +97,9 @@ static inline unsigned long timer_ticks_to_usec(unsigned long ticks)
  * IRQs are disabled before entering here from do_gettimeofday()
  */
 
-#define SRCPND_TIMER4 (1<<(IRQ_TIMER4 - IRQ_EINT0))
-
 static unsigned long s3c2410_gettimeoffset (void)
 {
         unsigned long tdone;
-        unsigned long irqpend;
         unsigned long tval;
 
         /* work out how many ticks have gone since last timer interrupt */
@@ -106,8 +109,7 @@ static unsigned long s3c2410_gettimeoffset (void)
 
         /* check to see if there is an interrupt pending */
 
-        irqpend = __raw_readl(S3C2410_SRCPND);
-        if (irqpend & SRCPND_TIMER4) {
+        if (s3c24xx_ostimer_pending()) {
                 /* re-read the timer, and try and fix up for the missed
                  * interrupt. Note, the interrupt may go off before the
                  * timer has re-loaded from wrapping.
@@ -146,6 +148,10 @@ static struct irqaction s3c2410_timer_irq = {
         machine_is_anubis()     || \
         machine_is_osiris())
 
+static struct clk *tin;
+static struct clk *tdiv;
+static struct clk *timerclk;
+
 /*
  * Set up timer interrupt, and return the current time in seconds.
  *
@@ -159,13 +165,7 @@ static void s3c2410_timer_setup (void)
         unsigned long tcfg1;
         unsigned long tcfg0;
 
-        tcnt = 0xffff;  /* default value for tcnt */
-
-        /* read the current timer configuration bits */
-
-        tcon = __raw_readl(S3C2410_TCON);
-        tcfg1 = __raw_readl(S3C2410_TCFG1);
-        tcfg0 = __raw_readl(S3C2410_TCFG0);
+        tcnt = TICK_MAX;  /* default value for tcnt */
 
         /* configure the system for whichever machine is in use */
 
@@ -174,11 +174,13 @@ static void s3c2410_timer_setup (void)
                 timer_usec_ticks = timer_mask_usec_ticks(1, 12000000);
                 tcnt = 12000000 / HZ;
 
+                tcfg1 = __raw_readl(S3C2410_TCFG1);
                 tcfg1 &= ~S3C2410_TCFG1_MUX4_MASK;
                 tcfg1 |= S3C2410_TCFG1_MUX4_TCLK1;
+                __raw_writel(tcfg1, S3C2410_TCFG1);
         } else {
                 unsigned long pclk;
-                struct clk *clk;
+                struct clk *tscaler;
 
                 /* for the h1940 (and others), we use the pclk from the core
                  * to generate the timer values. since values around 50 to
@@ -189,29 +191,25 @@ static void s3c2410_timer_setup (void)
                  * (8.45 ticks per usec)
                  */
 
-                /* this is used as default if no other timer can be found */
-
-                clk = clk_get(NULL, "timers");
-                if (IS_ERR(clk))
-                        panic("failed to get clock for system timer");
-
-                clk_enable(clk);
-
-                pclk = clk_get_rate(clk);
+                pclk = clk_get_rate(timerclk);
 
                 /* configure clock tick */
 
                 timer_usec_ticks = timer_mask_usec_ticks(6, pclk);
 
-                tcfg1 &= ~S3C2410_TCFG1_MUX4_MASK;
-                tcfg1 |= S3C2410_TCFG1_MUX4_DIV2;
+                tscaler = clk_get_parent(tdiv);
 
-                tcfg0 &= ~S3C2410_TCFG_PRESCALER1_MASK;
-                tcfg0 |= ((6 - 1) / 2) << S3C2410_TCFG_PRESCALER1_SHIFT;
+                clk_set_rate(tscaler, pclk / 3);
+                clk_set_rate(tdiv, pclk / 6);
+                clk_set_parent(tin, tdiv);
 
-                tcnt = (pclk / 6) / HZ;
+                tcnt = clk_get_rate(tin) / HZ;
         }
 
+        tcon = __raw_readl(S3C2410_TCON);
+        tcfg0 = __raw_readl(S3C2410_TCFG0);
+        tcfg1 = __raw_readl(S3C2410_TCFG1);
+
         /* timers reload after counting zero, so reduce the count by 1 */
 
         tcnt--;
@@ -220,7 +218,7 @@ static void s3c2410_timer_setup (void)
                tcon, tcnt, tcfg0, tcfg1, timer_usec_ticks);
 
         /* check to see if timer is within 16bit range... */
-        if (tcnt > 0xffff) {
+        if (tcnt > TICK_MAX) {
                 panic("setup_timer: HZ is too small, cannot configure timer!");
                 return;
         }
@@ -247,8 +245,35 @@ static void s3c2410_timer_setup (void)
         __raw_writel(tcon, S3C2410_TCON);
 }
 
+static void __init s3c2410_timer_resources(void)
+{
+        struct platform_device tmpdev;
+
+        tmpdev.dev.bus = &platform_bus_type;
+        tmpdev.id = 4;
+
+        timerclk = clk_get(NULL, "timers");
+        if (IS_ERR(timerclk))
+                panic("failed to get clock for system timer");
+
+        clk_enable(timerclk);
+
+        if (!use_tclk1_12()) {
+                tin = clk_get(&tmpdev.dev, "pwm-tin");
+                if (IS_ERR(tin))
+                        panic("failed to get pwm-tin clock for system timer");
+
+                tdiv = clk_get(&tmpdev.dev, "pwm-tdiv");
+                if (IS_ERR(tdiv))
+                        panic("failed to get pwm-tdiv clock for system timer");
+        }
+
+        clk_enable(tin);
+}
+
 static void __init s3c2410_timer_init(void)
 {
+        s3c2410_timer_resources();
         s3c2410_timer_setup();
         setup_irq(IRQ_TIMER4, &s3c2410_timer_irq);
 }
diff --git a/arch/arm/plat-s3c24xx/Kconfig b/arch/arm/plat-s3c24xx/Kconfig
index 0e07de2c9a9..2c8a2f5d75f 100644
--- a/arch/arm/plat-s3c24xx/Kconfig
+++ b/arch/arm/plat-s3c24xx/Kconfig
@@ -6,8 +6,8 @@
 
 config PLAT_S3C24XX
         bool
-        depends on ARCH_S3C2410
-        default y if ARCH_S3C2410
+        depends on ARCH_S3C2410 || ARCH_S3C24A0
+        default y
         select NO_IOPORT
         select ARCH_REQUIRE_GPIOLIB
         help
diff --git a/arch/arm/plat-s3c24xx/devs.c b/arch/arm/plat-s3c24xx/devs.c
index 6a33dbc494f..9826efb91e4 100644
--- a/arch/arm/plat-s3c24xx/devs.c
+++ b/arch/arm/plat-s3c24xx/devs.c
@@ -192,8 +192,8 @@ void __init s3c24xx_fb_set_platdata(struct s3c2410fb_mach_info *pd)
 
 static struct resource s3c_nand_resource[] = {
         [0] = {
-                .start = S3C2410_PA_NAND,
-                .end   = S3C2410_PA_NAND + S3C24XX_SZ_NAND - 1,
+                .start = S3C24XX_PA_NAND,
+                .end   = S3C24XX_PA_NAND + S3C24XX_SZ_NAND - 1,
                 .flags = IORESOURCE_MEM,
         }
 };
@@ -390,8 +390,8 @@ struct platform_device s3c_device_hwmon = {
 
 static struct resource s3c_sdi_resource[] = {
         [0] = {
-                .start = S3C2410_PA_SDI,
-                .end   = S3C2410_PA_SDI + S3C24XX_SZ_SDI - 1,
+                .start = S3C24XX_PA_SDI,
+                .end   = S3C24XX_PA_SDI + S3C24XX_SZ_SDI - 1,
                 .flags = IORESOURCE_MEM,
         },
         [1] = {
diff --git a/arch/arm/plat-s3c24xx/include/mach/pwm-clock.h b/arch/arm/plat-s3c24xx/include/mach/pwm-clock.h
new file mode 100644
index 00000000000..a087de21bc2
--- /dev/null
+++ b/arch/arm/plat-s3c24xx/include/mach/pwm-clock.h
@@ -0,0 +1,55 @@
+/* linux/arch/arm/plat-s3c24xx/include/mach/pwm-clock.h
+ *
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C24xx - pwm clock and timer support
+ */
+
+/**
+ * pwm_cfg_src_is_tclk() - return whether the given mux config is a tclk
+ * @cfg: 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 == S3C2410_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 << (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 0;
+}
+
+/**
+ * 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) - 1;
+}
+
+#define S3C_TCFG1_MUX_TCLK S3C2410_TCFG1_MUX_TCLK
diff --git a/arch/arm/plat-s3c24xx/include/plat/map.h b/arch/arm/plat-s3c24xx/include/plat/map.h
new file mode 100644
index 00000000000..e7be0c0d370
--- /dev/null
+++ b/arch/arm/plat-s3c24xx/include/plat/map.h
@@ -0,0 +1,100 @@
+/* linux/include/asm-arm/plat-s3c24xx/map.h
+ *
+ * Copyright (c) 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C24XX - 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_PLAT_S3C24XX_MAP_H
+#define __ASM_PLAT_S3C24XX_MAP_H
+
+/* interrupt controller is the first thing we put in, to make
+ * the assembly code for the irq detection easier
+ */
+#define S3C24XX_VA_IRQ     S3C_VA_IRQ
+#define S3C2410_PA_IRQ     (0x4A000000)
+#define S3C24XX_SZ_IRQ     SZ_1M
+
+/* memory controller registers */
+#define S3C24XX_VA_MEMCTRL S3C_VA_MEM
+#define S3C2410_PA_MEMCTRL (0x48000000)
+#define S3C24XX_SZ_MEMCTRL SZ_1M
+
+/* UARTs */
+#define S3C24XX_VA_UART    S3C_VA_UART
+#define S3C2410_PA_UART    (0x50000000)
+#define S3C24XX_SZ_UART    SZ_1M
+#define S3C_UART_OFFSET    (0x4000)
+
+/* Timers */
+#define S3C24XX_VA_TIMER   S3C_VA_TIMER
+#define S3C2410_PA_TIMER   (0x51000000)
+#define S3C24XX_SZ_TIMER   SZ_1M
+
+/* Clock and Power management */
+#define S3C24XX_VA_CLKPWR  S3C_VA_SYS
+#define S3C24XX_SZ_CLKPWR  SZ_1M
+
+/* USB Device port */
+#define S3C2410_PA_USBDEV  (0x52000000)
+#define S3C24XX_SZ_USBDEV  SZ_1M
+
+/* Watchdog */
+#define S3C24XX_VA_WATCHDOG S3C_VA_WATCHDOG
+#define S3C2410_PA_WATCHDOG (0x53000000)
+#define S3C24XX_SZ_WATCHDOG SZ_1M
+
+/* Standard size definitions for peripheral blocks. */
+
+#define S3C24XX_SZ_IIC          SZ_1M
+#define S3C24XX_SZ_IIS          SZ_1M
+#define S3C24XX_SZ_ADC          SZ_1M
+#define S3C24XX_SZ_SPI          SZ_1M
+#define S3C24XX_SZ_SDI          SZ_1M
+#define S3C24XX_SZ_NAND         SZ_1M
+#define S3C24XX_SZ_USBHOST      SZ_1M
+
+/* GPIO ports */
+
+/* the calculation for the VA of this must ensure that
+ * it is the same distance apart from the UART in the
+ * phsyical address space, as the initial mapping for the IO
+ * is done as a 1:1 maping. This puts it (currently) at
+ * 0xFA800000, which is not in the way of any current mapping
+ * by the base system.
+*/
+
+#define S3C2410_PA_GPIO    (0x56000000)
+#define S3C24XX_VA_GPIO    ((S3C24XX_PA_GPIO - S3C24XX_PA_UART) + S3C24XX_VA_UART)
+#define S3C24XX_SZ_GPIO    SZ_1M
+
+
+/* ISA style IO, for each machine to sort out mappings for, if it
+ * implements it. We reserve two 16M regions for ISA.
+ */
+
+#define S3C24XX_VA_ISA_WORD  S3C2410_ADDR(0x02000000)
+#define S3C24XX_VA_ISA_BYTE  S3C2410_ADDR(0x03000000)
+
+/* deal with the registers that move under the 2412/2413 */
+
+#if defined(CONFIG_CPU_S3C2412) || defined(CONFIG_CPU_S3C2413)
+#ifndef __ASSEMBLY__
+extern void __iomem *s3c24xx_va_gpio2;
+#endif
+#ifdef CONFIG_CPU_S3C2412_ONLY
+#define S3C24XX_VA_GPIO2 (S3C24XX_VA_GPIO + 0x10)
+#else
+#define S3C24XX_VA_GPIO2 s3c24xx_va_gpio2
+#endif
+#else
+#define s3c24xx_va_gpio2 S3C24XX_VA_GPIO
+#define S3C24XX_VA_GPIO2 S3C24XX_VA_GPIO
+#endif
+
+#endif /* __ASM_PLAT_S3C24XX_MAP_H */
diff --git a/arch/arm/plat-s3c24xx/s3c2410-clock.c b/arch/arm/plat-s3c24xx/s3c2410-clock.c
index 4e07943c1e2..b61bdb79373 100644
--- a/arch/arm/plat-s3c24xx/s3c2410-clock.c
+++ b/arch/arm/plat-s3c24xx/s3c2410-clock.c
@@ -272,5 +272,6 @@ int __init s3c2410_baseclk_add(void)
                (clkslow & S3C2410_CLKSLOW_MPLL_OFF) ? "off" : "on",
                (clkslow & S3C2410_CLKSLOW_UCLK_OFF) ? "off" : "on");
 
+        s3c_pwmclk_init();
         return 0;
 }
diff --git a/arch/arm/plat-s3c64xx/Kconfig b/arch/arm/plat-s3c64xx/Kconfig
new file mode 100644
index 00000000000..bd832ba0cf7
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/Kconfig
@@ -0,0 +1,36 @@
+# arch/arm/plat-s3c64xx/Kconfig
+#
+# Copyright 2008 Openmoko, Inc.
+# Copyright 2008 Simtec Electronics
+#       Ben Dooks <ben@simtec.co.uk>
+#
+# Licensed under GPLv2
+
+config PLAT_S3C64XX
+        bool
+        depends on ARCH_S3C64XX
+        select PLAT_S3C
+        select ARM_VIC
+        default y
+        select NO_IOPORT
+        select ARCH_REQUIRE_GPIOLIB
+        help
+          Base platform code for any Samsung S3C64XX device
+
+if PLAT_S3C64XX
+
+# Configuration options shared by all S3C64XX implementations
+
+config CPU_S3C6400_INIT
+        bool
+        help
+          Common initialisation code for the S3C6400 that is shared
+          by other CPUs in the series, such as the S3C6410.
+
+config CPU_S3C6400_CLOCK
+        bool
+        help
+          Common clock support code for the S3C6400 that is shared
+          by other CPUs in the series, such as the S3C6410.
+
+endif
diff --git a/arch/arm/plat-s3c64xx/Makefile b/arch/arm/plat-s3c64xx/Makefile
new file mode 100644
index 00000000000..9c09b081980
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/Makefile
@@ -0,0 +1,24 @@
+# arch/arm/plat-s3c64xx/Makefile
+#
+# Copyright 2008 Openmoko, Inc.
+# Copyright 2008 Simtec Electronics
+#
+# Licensed under GPLv2
+
+obj-y                           :=
+obj-m                           :=
+obj-n                           := dummy.o
+obj-                            :=
+
+# Core files
+
+obj-y                           += dev-uart.o
+obj-y                           += cpu.o
+obj-y                           += irq.o
+obj-y                           += irq-eint.o
+obj-y                           += clock.o
+
+# CPU support
+
+obj-$(CONFIG_CPU_S3C6400_INIT)  += s3c6400-init.o
+obj-$(CONFIG_CPU_S3C6400_CLOCK) += s3c6400-clock.o
diff --git a/arch/arm/plat-s3c64xx/clock.c b/arch/arm/plat-s3c64xx/clock.c
new file mode 100644
index 00000000000..5a1e97e1f8f
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/clock.c
@@ -0,0 +1,282 @@
+/* linux/arch/arm/plat-s3c64xx/clock.c
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C64XX Base 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/init.h>
+#include <linux/module.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/delay.h>
+#include <linux/io.h>
+
+#include <mach/hardware.h>
+#include <mach/map.h>
+
+#include <plat/regs-sys.h>
+#include <plat/regs-clock.h>
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/clock.h>
+
+struct clk clk_27m = {
+        .name           = "clk_27m",
+        .id             = -1,
+        .rate           = 27000000,
+};
+
+static int clk_48m_ctrl(struct clk *clk, int enable)
+{
+        unsigned long flags;
+        u32 val;
+
+        /* can't rely on clock lock, this register has other usages */
+        local_irq_save(flags);
+
+        val = __raw_readl(S3C64XX_OTHERS);
+        if (enable)
+                val |= S3C64XX_OTHERS_USBMASK;
+        else
+                val &= ~S3C64XX_OTHERS_USBMASK;
+
+        __raw_writel(val, S3C64XX_OTHERS);
+        local_irq_restore(flags);
+
+        return 0;
+}
+
+struct clk clk_48m = {
+        .name           = "clk_48m",
+        .id             = -1,
+        .rate           = 48000000,
+        .enable         = clk_48m_ctrl,
+};
+
+static int inline s3c64xx_gate(void __iomem *reg,
+                                struct clk *clk,
+                                int enable)
+{
+        unsigned int ctrlbit = clk->ctrlbit;
+        u32 con;
+
+        con = __raw_readl(reg);
+
+        if (enable)
+                con |= ctrlbit;
+        else
+                con &= ~ctrlbit;
+
+        __raw_writel(con, reg);
+        return 0;
+}
+
+static int s3c64xx_pclk_ctrl(struct clk *clk, int enable)
+{
+        return s3c64xx_gate(S3C_PCLK_GATE, clk, enable);
+}
+
+static int s3c64xx_hclk_ctrl(struct clk *clk, int enable)
+{
+        return s3c64xx_gate(S3C_HCLK_GATE, clk, enable);
+}
+
+int s3c64xx_sclk_ctrl(struct clk *clk, int enable)
+{
+        return s3c64xx_gate(S3C_SCLK_GATE, clk, enable);
+}
+
+static struct clk init_clocks_disable[] = {
+        {
+                .name           = "nand",
+                .id             = -1,
+                .parent         = &clk_h,
+        }, {
+                .name           = "adc",
+                .id             = -1,
+                .parent         = &clk_p,
+                .enable         = s3c64xx_pclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_PCLK_TSADC,
+        }, {
+                .name           = "i2c",
+                .id             = -1,
+                .parent         = &clk_p,
+                .enable         = s3c64xx_pclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_PCLK_IIC,
+        }, {
+                .name           = "iis",
+                .id             = 0,
+                .parent         = &clk_p,
+                .enable         = s3c64xx_pclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_PCLK_IIS0,
+        }, {
+                .name           = "iis",
+                .id             = 1,
+                .parent         = &clk_p,
+                .enable         = s3c64xx_pclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_PCLK_IIS1,
+        }, {
+                .name           = "spi",
+                .id             = 0,
+                .parent         = &clk_p,
+                .enable         = s3c64xx_pclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_PCLK_SPI0,
+        }, {
+                .name           = "spi",
+                .id             = 1,
+                .parent         = &clk_p,
+                .enable         = s3c64xx_pclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_PCLK_SPI1,
+        }, {
+                .name           = "48m",
+                .id             = 0,
+                .parent         = &clk_48m,
+                .enable         = s3c64xx_sclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_SCLK_MMC0_48,
+        }, {
+                .name           = "48m",
+                .id             = 1,
+                .parent         = &clk_48m,
+                .enable         = s3c64xx_sclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_SCLK_MMC1_48,
+        }, {
+                .name           = "48m",
+                .id             = 2,
+                .parent         = &clk_48m,
+                .enable         = s3c64xx_sclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_SCLK_MMC2_48,
+        },
+};
+
+static struct clk init_clocks[] = {
+        {
+                .name           = "lcd",
+                .id             = -1,
+                .parent         = &clk_h,
+                .enable         = s3c64xx_hclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_HCLK_LCD,
+        }, {
+                .name           = "gpio",
+                .id             = -1,
+                .parent         = &clk_p,
+                .enable         = s3c64xx_pclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_PCLK_GPIO,
+        }, {
+                .name           = "usb-host",
+                .id             = -1,
+                .parent         = &clk_h,
+                .enable         = s3c64xx_hclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_SCLK_UHOST,
+        }, {
+                .name           = "hsmmc",
+                .id             = 0,
+                .parent         = &clk_h,
+                .enable         = s3c64xx_hclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_HCLK_HSMMC0,
+        }, {
+                .name           = "hsmmc",
+                .id             = 1,
+                .parent         = &clk_h,
+                .enable         = s3c64xx_hclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_HCLK_HSMMC1,
+        }, {
+                .name           = "hsmmc",
+                .id             = 2,
+                .parent         = &clk_h,
+                .enable         = s3c64xx_hclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_HCLK_HSMMC2,
+        }, {
+                .name           = "timers",
+                .id             = -1,
+                .parent         = &clk_p,
+                .enable         = s3c64xx_pclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_PCLK_PWM,
+        }, {
+                .name           = "uart",
+                .id             = 0,
+                .parent         = &clk_p,
+                .enable         = s3c64xx_pclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_PCLK_UART0,
+        }, {
+                .name           = "uart",
+                .id             = 1,
+                .parent         = &clk_p,
+                .enable         = s3c64xx_pclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_PCLK_UART1,
+        }, {
+                .name           = "uart",
+                .id             = 2,
+                .parent         = &clk_p,
+                .enable         = s3c64xx_pclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_PCLK_UART2,
+        }, {
+                .name           = "uart",
+                .id             = 3,
+                .parent         = &clk_p,
+                .enable         = s3c64xx_pclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_PCLK_UART3,
+        }, {
+                .name           = "rtc",
+                .id             = -1,
+                .parent         = &clk_p,
+                .enable         = s3c64xx_pclk_ctrl,
+                .ctrlbit        = S3C_CLKCON_PCLK_RTC,
+        }, {
+                .name           = "watchdog",
+                .id             = -1,
+                .parent         = &clk_p,
+                .ctrlbit        = S3C_CLKCON_PCLK_WDT,
+        }, {
+                .name           = "ac97",
+                .id             = -1,
+                .parent         = &clk_p,
+                .ctrlbit        = S3C_CLKCON_PCLK_AC97,
+        }
+};
+
+static struct clk *clks[] __initdata = {
+        &clk_ext,
+        &clk_epll,
+        &clk_27m,
+        &clk_48m,
+};
+
+void s3c64xx_register_clocks(void)
+{
+        struct clk *clkp;
+        int ret;
+        int ptr;
+
+        s3c24xx_register_clocks(clks, ARRAY_SIZE(clks));
+
+        clkp = init_clocks;
+        for (ptr = 0; ptr < ARRAY_SIZE(init_clocks); ptr++, clkp++) {
+                ret = s3c24xx_register_clock(clkp);
+                if (ret < 0) {
+                        printk(KERN_ERR "Failed to register clock %s (%d)\n",
+                               clkp->name, ret);
+                }
+        }
+
+        clkp = init_clocks_disable;
+        for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) {
+
+                ret = s3c24xx_register_clock(clkp);
+                if (ret < 0) {
+                        printk(KERN_ERR "Failed to register clock %s (%d)\n",
+                               clkp->name, ret);
+                }
+
+                (clkp->enable)(clkp, 0);
+        }
+
+        s3c_pwmclk_init();
+}
diff --git a/arch/arm/plat-s3c64xx/cpu.c b/arch/arm/plat-s3c64xx/cpu.c
new file mode 100644
index 00000000000..36182fcfaeb
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/cpu.c
@@ -0,0 +1,115 @@
+/* linux/arch/arm/plat-s3c64xx/cpu.c
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C64XX CPU Support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/serial_core.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/io.h>
+
+#include <mach/hardware.h>
+#include <mach/map.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <plat/regs-serial.h>
+
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/clock.h>
+
+#include <plat/s3c6400.h>
+#include <plat/s3c6410.h>
+
+/* table of supported CPUs */
+
+static const char name_s3c6400[] = "S3C6400";
+static const char name_s3c6410[] = "S3C6410";
+
+static struct cpu_table cpu_ids[] __initdata = {
+        {
+                .idcode         = 0x36400000,
+                .idmask         = 0xfffff000,
+                .map_io         = s3c6400_map_io,
+                .init_clocks    = s3c6400_init_clocks,
+                .init_uarts     = s3c6400_init_uarts,
+                .init           = s3c6400_init,
+                .name           = name_s3c6400,
+        }, {
+                .idcode         = 0x36410100,
+                .idmask         = 0xffffff00,
+                .map_io         = s3c6410_map_io,
+                .init_clocks    = s3c6410_init_clocks,
+                .init_uarts     = s3c6410_init_uarts,
+                .init           = s3c6410_init,
+                .name           = name_s3c6410,
+        },
+};
+
+/* minimal IO mapping */
+
+/* see notes on uart map in arch/arm/mach-s3c6400/include/mach/debug-macro.S */
+#define UART_OFFS (S3C_PA_UART & 0xfffff)
+
+static struct map_desc s3c_iodesc[] __initdata = {
+        {
+                .virtual        = (unsigned long)S3C_VA_SYS,
+                .pfn            = __phys_to_pfn(S3C64XX_PA_SYSCON),
+                .length         = SZ_4K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)(S3C_VA_UART + UART_OFFS),
+                .pfn            = __phys_to_pfn(S3C_PA_UART),
+                .length         = SZ_4K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S3C_VA_VIC0,
+                .pfn            = __phys_to_pfn(S3C64XX_PA_VIC0),
+                .length         = SZ_16K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S3C_VA_VIC1,
+                .pfn            = __phys_to_pfn(S3C64XX_PA_VIC1),
+                .length         = SZ_16K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S3C_VA_TIMER,
+                .pfn            = __phys_to_pfn(S3C_PA_TIMER),
+                .length         = SZ_16K,
+                .type           = MT_DEVICE,
+        }, {
+                .virtual        = (unsigned long)S3C64XX_VA_GPIO,
+                .pfn            = __phys_to_pfn(S3C64XX_PA_GPIO),
+                .length         = SZ_4K,
+                .type           = MT_DEVICE,
+        },
+};
+
+/* read cpu identification code */
+
+void __init s3c64xx_init_io(struct map_desc *mach_desc, int size)
+{
+        unsigned long idcode;
+
+        /* initialise the io descriptors we need for initialisation */
+        iotable_init(s3c_iodesc, ARRAY_SIZE(s3c_iodesc));
+        iotable_init(mach_desc, size);
+
+        idcode = __raw_readl(S3C_VA_SYS + 0x118);
+        s3c_init_cpu(idcode, cpu_ids, ARRAY_SIZE(cpu_ids));
+}
diff --git a/arch/arm/plat-s3c64xx/dev-uart.c b/arch/arm/plat-s3c64xx/dev-uart.c
new file mode 100644
index 00000000000..62c11a6fc7b
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/dev-uart.c
@@ -0,0 +1,176 @@
+/* linux/arch/arm/plat-s3c64xx/dev-uart.c
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * Base S3C64XX UART resource and device definitions
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+*/
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/platform_device.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/irq.h>
+#include <mach/hardware.h>
+#include <mach/map.h>
+
+#include <plat/devs.h>
+
+/* Serial port registrations */
+
+/* 64xx uarts are closer together */
+
+static struct resource s3c64xx_uart0_resource[] = {
+        [0] = {
+                .start  = S3C_PA_UART0,
+                .end    = S3C_PA_UART0 + 0x100,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_S3CUART_RX0,
+                .end    = IRQ_S3CUART_RX0,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [2] = {
+                .start  = IRQ_S3CUART_TX0,
+                .end    = IRQ_S3CUART_TX0,
+                .flags  = IORESOURCE_IRQ,
+
+        },
+        [3] = {
+                .start  = IRQ_S3CUART_ERR0,
+                .end    = IRQ_S3CUART_ERR0,
+                .flags  = IORESOURCE_IRQ,
+        }
+};
+
+static struct resource s3c64xx_uart1_resource[] = {
+        [0] = {
+                .start = S3C_PA_UART1,
+                .end   = S3C_PA_UART1 + 0x100,
+                .flags = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_S3CUART_RX1,
+                .end    = IRQ_S3CUART_RX1,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [2] = {
+                .start  = IRQ_S3CUART_TX1,
+                .end    = IRQ_S3CUART_TX1,
+                .flags  = IORESOURCE_IRQ,
+
+        },
+        [3] = {
+                .start  = IRQ_S3CUART_ERR1,
+                .end    = IRQ_S3CUART_ERR1,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct resource s3c6xx_uart2_resource[] = {
+        [0] = {
+                .start = S3C_PA_UART2,
+                .end   = S3C_PA_UART2 + 0x100,
+                .flags = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_S3CUART_RX2,
+                .end    = IRQ_S3CUART_RX2,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [2] = {
+                .start  = IRQ_S3CUART_TX2,
+                .end    = IRQ_S3CUART_TX2,
+                .flags  = IORESOURCE_IRQ,
+
+        },
+        [3] = {
+                .start  = IRQ_S3CUART_ERR2,
+                .end    = IRQ_S3CUART_ERR2,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct resource s3c64xx_uart3_resource[] = {
+        [0] = {
+                .start = S3C_PA_UART3,
+                .end   = S3C_PA_UART3 + 0x100,
+                .flags = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_S3CUART_RX3,
+                .end    = IRQ_S3CUART_RX3,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [2] = {
+                .start  = IRQ_S3CUART_TX3,
+                .end    = IRQ_S3CUART_TX3,
+                .flags  = IORESOURCE_IRQ,
+
+        },
+        [3] = {
+                .start  = IRQ_S3CUART_ERR3,
+                .end    = IRQ_S3CUART_ERR3,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+
+struct s3c24xx_uart_resources s3c64xx_uart_resources[] __initdata = {
+        [0] = {
+                .resources      = s3c64xx_uart0_resource,
+                .nr_resources   = ARRAY_SIZE(s3c64xx_uart0_resource),
+        },
+        [1] = {
+                .resources      = s3c64xx_uart1_resource,
+                .nr_resources   = ARRAY_SIZE(s3c64xx_uart1_resource),
+        },
+        [2] = {
+                .resources      = s3c6xx_uart2_resource,
+                .nr_resources   = ARRAY_SIZE(s3c6xx_uart2_resource),
+        },
+        [3] = {
+                .resources      = s3c64xx_uart3_resource,
+                .nr_resources   = ARRAY_SIZE(s3c64xx_uart3_resource),
+        },
+};
+
+/* uart devices */
+
+static struct platform_device s3c24xx_uart_device0 = {
+        .id             = 0,
+};
+
+static struct platform_device s3c24xx_uart_device1 = {
+        .id             = 1,
+};
+
+static struct platform_device s3c24xx_uart_device2 = {
+        .id             = 2,
+};
+
+static struct platform_device s3c24xx_uart_device3 = {
+        .id             = 3,
+};
+
+struct platform_device *s3c24xx_uart_src[4] = {
+        &s3c24xx_uart_device0,
+        &s3c24xx_uart_device1,
+        &s3c24xx_uart_device2,
+        &s3c24xx_uart_device3,
+};
+
+struct platform_device *s3c24xx_uart_devs[4] = {
+};
+
diff --git a/arch/arm/plat-s3c64xx/include/plat/irqs.h b/arch/arm/plat-s3c64xx/include/plat/irqs.h
new file mode 100644
index 00000000000..bc25689c3f8
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/include/plat/irqs.h
@@ -0,0 +1,196 @@
+/* linux/arch/arm/plat-s3c64xx/include/mach/irqs.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C64XX - Common IRQ support
+ */
+
+#ifndef __ASM_PLAT_S3C64XX_IRQS_H
+#define __ASM_PLAT_S3C64XX_IRQS_H __FILE__
+
+/* we keep the first set of CPU IRQs out of the range of
+ * the ISA space, so that the PC104 has them to itself
+ * and we don't end up having to do horrible things to the
+ * standard ISA drivers....
+ *
+ * note, since we're using the VICs, our start must be a
+ * mulitple of 32 to allow the common code to work
+ */
+
+#define S3C_IRQ_OFFSET  (32)
+
+#define S3C_IRQ(x)      ((x) + S3C_IRQ_OFFSET)
+
+#define S3C_VIC0_BASE   S3C_IRQ(0)
+#define S3C_VIC1_BASE   S3C_IRQ(32)
+
+/* UART interrupts, each UART has 4 intterupts per channel so
+ * use the space between the ISA and S3C main interrupts. Note, these
+ * are not in the same order as the S3C24XX series! */
+
+#define IRQ_S3CUART_BASE0       (16)
+#define IRQ_S3CUART_BASE1       (20)
+#define IRQ_S3CUART_BASE2       (24)
+#define IRQ_S3CUART_BASE3       (28)
+
+#define UART_IRQ_RXD            (0)
+#define UART_IRQ_ERR            (1)
+#define UART_IRQ_TXD            (2)
+#define UART_IRQ_MODEM          (3)
+
+#define IRQ_S3CUART_RX0         (IRQ_S3CUART_BASE0 + UART_IRQ_RXD)
+#define IRQ_S3CUART_TX0         (IRQ_S3CUART_BASE0 + UART_IRQ_TXD)
+#define IRQ_S3CUART_ERR0        (IRQ_S3CUART_BASE0 + UART_IRQ_ERR)
+
+#define IRQ_S3CUART_RX1         (IRQ_S3CUART_BASE1 + UART_IRQ_RXD)
+#define IRQ_S3CUART_TX1         (IRQ_S3CUART_BASE1 + UART_IRQ_TXD)
+#define IRQ_S3CUART_ERR1        (IRQ_S3CUART_BASE1 + UART_IRQ_ERR)
+
+#define IRQ_S3CUART_RX2         (IRQ_S3CUART_BASE2 + UART_IRQ_RXD)
+#define IRQ_S3CUART_TX2         (IRQ_S3CUART_BASE2 + UART_IRQ_TXD)
+#define IRQ_S3CUART_ERR2        (IRQ_S3CUART_BASE2 + UART_IRQ_ERR)
+
+#define IRQ_S3CUART_RX3         (IRQ_S3CUART_BASE3 + UART_IRQ_RXD)
+#define IRQ_S3CUART_TX3         (IRQ_S3CUART_BASE3 + UART_IRQ_TXD)
+#define IRQ_S3CUART_ERR3        (IRQ_S3CUART_BASE3 + UART_IRQ_ERR)
+
+/* VIC based IRQs */
+
+#define S3C64XX_IRQ_VIC0(x)     (S3C_VIC0_BASE + (x))
+#define S3C64XX_IRQ_VIC1(x)     (S3C_VIC1_BASE + (x))
+
+/* VIC0 */
+
+#define IRQ_EINT0_3             S3C64XX_IRQ_VIC0(0)
+#define IRQ_EINT4_11            S3C64XX_IRQ_VIC0(1)
+#define IRQ_RTC_TIC             S3C64XX_IRQ_VIC0(2)
+#define IRQ_CAMIF_C             S3C64XX_IRQ_VIC0(3)
+#define IRQ_CAMIF_P             S3C64XX_IRQ_VIC0(4)
+#define IRQ_CAMIF_MC            S3C64XX_IRQ_VIC0(5)
+#define IRQ_S3C6410_IIS         S3C64XX_IRQ_VIC0(6)
+#define IRQ_S3C6400_CAMIF_MP    S3C64XX_IRQ_VIC0(6)
+#define IRQ_CAMIF_WE_C          S3C64XX_IRQ_VIC0(7)
+#define IRQ_S3C6410_G3D         S3C64XX_IRQ_VIC0(8)
+#define IRQ_S3C6400_CAMIF_WE_P  S3C64XX_IRQ_VIC0(8)
+#define IRQ_POST0               S3C64XX_IRQ_VIC0(9)
+#define IRQ_ROTATOR             S3C64XX_IRQ_VIC0(10)
+#define IRQ_2D                  S3C64XX_IRQ_VIC0(11)
+#define IRQ_TVENC               S3C64XX_IRQ_VIC0(12)
+#define IRQ_SCALER              S3C64XX_IRQ_VIC0(13)
+#define IRQ_BATF                S3C64XX_IRQ_VIC0(14)
+#define IRQ_JPEG                S3C64XX_IRQ_VIC0(15)
+#define IRQ_MFC                 S3C64XX_IRQ_VIC0(16)
+#define IRQ_SDMA0               S3C64XX_IRQ_VIC0(17)
+#define IRQ_SDMA1               S3C64XX_IRQ_VIC0(18)
+#define IRQ_ARM_DMAERR          S3C64XX_IRQ_VIC0(19)
+#define IRQ_ARM_DMA             S3C64XX_IRQ_VIC0(20)
+#define IRQ_ARM_DMAS            S3C64XX_IRQ_VIC0(21)
+#define IRQ_KEYPAD              S3C64XX_IRQ_VIC0(22)
+#define IRQ_TIMER0_VIC          S3C64XX_IRQ_VIC0(23)
+#define IRQ_TIMER1_VIC          S3C64XX_IRQ_VIC0(24)
+#define IRQ_TIMER2_VIC          S3C64XX_IRQ_VIC0(25)
+#define IRQ_WDT                 S3C64XX_IRQ_VIC0(26)
+#define IRQ_TIMER3_VIC          S3C64XX_IRQ_VIC0(27)
+#define IRQ_TIMER4_VIC          S3C64XX_IRQ_VIC0(28)
+#define IRQ_LCD_FIFO            S3C64XX_IRQ_VIC0(29)
+#define IRQ_LCD_VSYNC           S3C64XX_IRQ_VIC0(30)
+#define IRQ_LCD_SYSTEM          S3C64XX_IRQ_VIC0(31)
+
+/* VIC1 */
+
+#define IRQ_EINT12_19           S3C64XX_IRQ_VIC1(0)
+#define IRQ_EINT20_27           S3C64XX_IRQ_VIC1(1)
+#define IRQ_PCM0                S3C64XX_IRQ_VIC1(2)
+#define IRQ_PCM1                S3C64XX_IRQ_VIC1(3)
+#define IRQ_AC97                S3C64XX_IRQ_VIC1(4)
+#define IRQ_UART0               S3C64XX_IRQ_VIC1(5)
+#define IRQ_UART1               S3C64XX_IRQ_VIC1(6)
+#define IRQ_UART2               S3C64XX_IRQ_VIC1(7)
+#define IRQ_UART3               S3C64XX_IRQ_VIC1(8)
+#define IRQ_DMA0                S3C64XX_IRQ_VIC1(9)
+#define IRQ_DMA1                S3C64XX_IRQ_VIC1(10)
+#define IRQ_ONENAND0            S3C64XX_IRQ_VIC1(11)
+#define IRQ_ONENAND1            S3C64XX_IRQ_VIC1(12)
+#define IRQ_NFC                 S3C64XX_IRQ_VIC1(13)
+#define IRQ_CFCON               S3C64XX_IRQ_VIC1(14)
+#define IRQ_UHOST               S3C64XX_IRQ_VIC1(15)
+#define IRQ_SPI0                S3C64XX_IRQ_VIC1(16)
+#define IRQ_SPI1                S3C64XX_IRQ_VIC1(17)
+#define IRQ_IIC                 S3C64XX_IRQ_VIC1(18)
+#define IRQ_HSItx               S3C64XX_IRQ_VIC1(19)
+#define IRQ_HSIrx               S3C64XX_IRQ_VIC1(20)
+#define IRQ_RESERVED            S3C64XX_IRQ_VIC1(21)
+#define IRQ_MSM                 S3C64XX_IRQ_VIC1(22)
+#define IRQ_HOSTIF              S3C64XX_IRQ_VIC1(23)
+#define IRQ_HSMMC0              S3C64XX_IRQ_VIC1(24)
+#define IRQ_HSMMC1              S3C64XX_IRQ_VIC1(25)
+#define IRQ_HSMMC2              IRQ_SPI1        /* shared with SPI1 */
+#define IRQ_OTG                 S3C64XX_IRQ_VIC1(26)
+#define IRQ_IRDA                S3C64XX_IRQ_VIC1(27)
+#define IRQ_RTC_ALARM           S3C64XX_IRQ_VIC1(28)
+#define IRQ_SEC                 S3C64XX_IRQ_VIC1(29)
+#define IRQ_PENDN               S3C64XX_IRQ_VIC1(30)
+#define IRQ_TC                  IRQ_PENDN
+#define IRQ_ADC                 S3C64XX_IRQ_VIC1(31)
+
+#define S3C64XX_TIMER_IRQ(x)    S3C_IRQ(64 + (x))
+
+#define IRQ_TIMER0              S3C64XX_TIMER_IRQ(0)
+#define IRQ_TIMER1              S3C64XX_TIMER_IRQ(1)
+#define IRQ_TIMER2              S3C64XX_TIMER_IRQ(2)
+#define IRQ_TIMER3              S3C64XX_TIMER_IRQ(3)
+#define IRQ_TIMER4              S3C64XX_TIMER_IRQ(4)
+
+/* Since the IRQ_EINT(x) are a linear mapping on current s3c64xx series
+ * we just defined them as an IRQ_EINT(x) macro from S3C_IRQ_EINT_BASE
+ * which we place after the pair of VICs. */
+
+#define S3C_IRQ_EINT_BASE       S3C_IRQ(64+5)
+
+#define S3C_EINT(x)             ((x) + S3C_IRQ_EINT_BASE)
+#define IRQ_EINT(x)             S3C_EINT(x)
+
+/* Next the external interrupt groups. These are similar to the IRQ_EINT(x)
+ * that they are sourced from the GPIO pins but with a different scheme for
+ * priority and source indication.
+ *
+ * The IRQ_EINT(x) can be thought of as 'group 0' of the available GPIO
+ * interrupts, but for historical reasons they are kept apart from these
+ * next interrupts.
+ *
+ * Use IRQ_EINT_GROUP(group, offset) to get the number for use in the
+ * machine specific support files.
+ */
+
+#define IRQ_EINT_GROUP1_NR      (15)
+#define IRQ_EINT_GROUP2_NR      (8)
+#define IRQ_EINT_GROUP3_NR      (5)
+#define IRQ_EINT_GROUP4_NR      (14)
+#define IRQ_EINT_GROUP5_NR      (7)
+#define IRQ_EINT_GROUP6_NR      (10)
+#define IRQ_EINT_GROUP7_NR      (16)
+#define IRQ_EINT_GROUP8_NR      (15)
+#define IRQ_EINT_GROUP9_NR      (9)
+
+#define IRQ_EINT_GROUP_BASE     S3C_EINT(28)
+#define IRQ_EINT_GROUP1_BASE    (IRQ_EINT_GROUP_BASE + 0x00)
+#define IRQ_EINT_GROUP2_BASE    (IRQ_EINT_GROUP1_BASE + IRQ_EINT_GROUP1_NR)
+#define IRQ_EINT_GROUP3_BASE    (IRQ_EINT_GROUP2_BASE + IRQ_EINT_GROUP2_NR)
+#define IRQ_EINT_GROUP4_BASE    (IRQ_EINT_GROUP3_BASE + IRQ_EINT_GROUP3_NR)
+#define IRQ_EINT_GROUP5_BASE    (IRQ_EINT_GROUP4_BASE + IRQ_EINT_GROUP4_NR)
+#define IRQ_EINT_GROUP6_BASE    (IRQ_EINT_GROUP5_BASE + IRQ_EINT_GROUP5_NR)
+#define IRQ_EINT_GROUP7_BASE    (IRQ_EINT_GROUP6_BASE + IRQ_EINT_GROUP6_NR)
+#define IRQ_EINT_GROUP8_BASE    (IRQ_EINT_GROUP7_BASE + IRQ_EINT_GROUP7_NR)
+#define IRQ_EINT_GROUP9_BASE    (IRQ_EINT_GROUP8_BASE + IRQ_EINT_GROUP8_NR)
+
+#define IRQ_EINT_GROUP(group, no)       (IRQ_EINT_GROUP##group##__BASE + (x))
+
+/* Set the default NR_IRQS */
+
+#define NR_IRQS (IRQ_EINT_GROUP9_BASE + IRQ_EINT_GROUP9_NR + 1)
+
+#endif /* __ASM_PLAT_S3C64XX_IRQS_H */
+
diff --git a/arch/arm/plat-s3c64xx/include/plat/pll.h b/arch/arm/plat-s3c64xx/include/plat/pll.h
new file mode 100644
index 00000000000..90bbd72fdc4
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/include/plat/pll.h
@@ -0,0 +1,74 @@
+/* arch/arm/plat-s3c64xx/include/plat/pll.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C64XX PLL 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.
+*/
+
+#define S3C6400_PLL_MDIV_MASK   ((1 << (25-16+1)) - 1)
+#define S3C6400_PLL_PDIV_MASK   ((1 << (13-8+1)) - 1)
+#define S3C6400_PLL_SDIV_MASK   ((1 << (2-0+1)) - 1)
+#define S3C6400_PLL_MDIV_SHIFT  (16)
+#define S3C6400_PLL_PDIV_SHIFT  (8)
+#define S3C6400_PLL_SDIV_SHIFT  (0)
+
+#include <asm/div64.h>
+
+static inline unsigned long s3c6400_get_pll(unsigned long baseclk,
+                                            u32 pllcon)
+{
+        u32 mdiv, pdiv, sdiv;
+        u64 fvco = baseclk;
+
+        mdiv = (pllcon >> S3C6400_PLL_MDIV_SHIFT) & S3C6400_PLL_MDIV_MASK;
+        pdiv = (pllcon >> S3C6400_PLL_PDIV_SHIFT) & S3C6400_PLL_PDIV_MASK;
+        sdiv = (pllcon >> S3C6400_PLL_SDIV_SHIFT) & S3C6400_PLL_SDIV_MASK;
+
+        fvco *= mdiv;
+        do_div(fvco, (pdiv << sdiv));
+
+        return (unsigned long)fvco;
+}
+
+#define S3C6400_EPLL_MDIV_MASK  ((1 << (23-16)) - 1)
+#define S3C6400_EPLL_PDIV_MASK  ((1 << (13-8)) - 1)
+#define S3C6400_EPLL_SDIV_MASK  ((1 << (2-0)) - 1)
+#define S3C6400_EPLL_MDIV_SHIFT (16)
+#define S3C6400_EPLL_PDIV_SHIFT (8)
+#define S3C6400_EPLL_SDIV_SHIFT (0)
+#define S3C6400_EPLL_KDIV_MASK  (0xffff)
+
+static inline unsigned long s3c6400_get_epll(unsigned long baseclk)
+{
+        unsigned long result;
+        u32 epll0 = __raw_readl(S3C_EPLL_CON0);
+        u32 epll1 = __raw_readl(S3C_EPLL_CON1);
+        u32 mdiv, pdiv, sdiv, kdiv;
+        u64 tmp;
+
+        mdiv = (epll0 >> S3C6400_EPLL_MDIV_SHIFT) & S3C6400_EPLL_MDIV_MASK;
+        pdiv = (epll0 >> S3C6400_EPLL_PDIV_SHIFT) & S3C6400_EPLL_PDIV_MASK;
+        sdiv = (epll0 >> S3C6400_EPLL_SDIV_SHIFT) & S3C6400_EPLL_SDIV_MASK;
+        kdiv = epll1 & S3C6400_EPLL_KDIV_MASK;
+
+        /* We need to multiple baseclk by mdiv (the integer part) and kdiv
+         * which is in 2^16ths, so shift mdiv up (does not overflow) and
+         * add kdiv before multiplying. The use of tmp is to avoid any
+         * overflows before shifting bac down into result when multipling
+         * by the mdiv and kdiv pair.
+         */
+
+        tmp = baseclk;
+        tmp *= (mdiv << 16) + kdiv;
+        do_div(tmp, (pdiv << sdiv));
+        result = tmp >> 16;
+
+        return result;
+}
diff --git a/arch/arm/plat-s3c64xx/include/plat/regs-clock.h b/arch/arm/plat-s3c64xx/include/plat/regs-clock.h
new file mode 100644
index 00000000000..b1082c16324
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/include/plat/regs-clock.h
@@ -0,0 +1,224 @@
+/* arch/arm/plat-s3c64xx/include/plat/regs-clock.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C64XX 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_CLOCK_H
+#define __PLAT_REGS_CLOCK_H __FILE__
+
+#define S3C_CLKREG(x)           (S3C_VA_SYS + (x))
+
+#define S3C_APLL_LOCK           S3C_CLKREG(0x00)
+#define S3C_MPLL_LOCK           S3C_CLKREG(0x04)
+#define S3C_EPLL_LOCK           S3C_CLKREG(0x08)
+#define S3C_APLL_CON            S3C_CLKREG(0x0C)
+#define S3C_MPLL_CON            S3C_CLKREG(0x10)
+#define S3C_EPLL_CON0           S3C_CLKREG(0x14)
+#define S3C_EPLL_CON1           S3C_CLKREG(0x18)
+#define S3C_CLK_SRC             S3C_CLKREG(0x1C)
+#define S3C_CLK_DIV0            S3C_CLKREG(0x20)
+#define S3C_CLK_DIV1            S3C_CLKREG(0x24)
+#define S3C_CLK_DIV2            S3C_CLKREG(0x28)
+#define S3C_CLK_OUT             S3C_CLKREG(0x2C)
+#define S3C_HCLK_GATE           S3C_CLKREG(0x30)
+#define S3C_PCLK_GATE           S3C_CLKREG(0x34)
+#define S3C_SCLK_GATE           S3C_CLKREG(0x38)
+
+/* CLKDIV0 */
+#define S3C6400_CLKDIV0_MFC_MASK        (0xf << 28)
+#define S3C6400_CLKDIV0_MFC_SHIFT       (28)
+#define S3C6400_CLKDIV0_JPEG_MASK       (0xf << 24)
+#define S3C6400_CLKDIV0_JPEG_SHIFT      (24)
+#define S3C6400_CLKDIV0_CAM_MASK        (0xf << 20)
+#define S3C6400_CLKDIV0_CAM_SHIFT       (20)
+#define S3C6400_CLKDIV0_SECURITY_MASK   (0x3 << 18)
+#define S3C6400_CLKDIV0_SECURITY_SHIFT  (18)
+#define S3C6400_CLKDIV0_PCLK_MASK       (0xf << 12)
+#define S3C6400_CLKDIV0_PCLK_SHIFT      (12)
+#define S3C6400_CLKDIV0_HCLK2_MASK      (0x7 << 9)
+#define S3C6400_CLKDIV0_HCLK2_SHIFT     (9)
+#define S3C6400_CLKDIV0_HCLK_MASK       (0x1 << 8)
+#define S3C6400_CLKDIV0_HCLK_SHIFT      (8)
+#define S3C6400_CLKDIV0_MPLL_MASK       (0x1 << 4)
+#define S3C6400_CLKDIV0_MPLL_SHIFT      (4)
+#define S3C6400_CLKDIV0_ARM_MASK        (0x3 << 0)
+#define S3C6410_CLKDIV0_ARM_MASK        (0x7 << 0)
+#define S3C6400_CLKDIV0_ARM_SHIFT       (0)
+
+/* CLKDIV1 */
+#define S3C6410_CLKDIV1_FIMC_MASK       (0xf << 24)
+#define S3C6410_CLKDIV1_FIMC_SHIFT      (24)
+#define S3C6400_CLKDIV1_UHOST_MASK      (0xf << 20)
+#define S3C6400_CLKDIV1_UHOST_SHIFT     (20)
+#define S3C6400_CLKDIV1_SCALER_MASK     (0xf << 16)
+#define S3C6400_CLKDIV1_SCALER_SHIFT    (16)
+#define S3C6400_CLKDIV1_LCD_MASK        (0xf << 12)
+#define S3C6400_CLKDIV1_LCD_SHIFT       (12)
+#define S3C6400_CLKDIV1_MMC2_MASK       (0xf << 8)
+#define S3C6400_CLKDIV1_MMC2_SHIFT      (8)
+#define S3C6400_CLKDIV1_MMC1_MASK       (0xf << 4)
+#define S3C6400_CLKDIV1_MMC1_SHIFT      (4)
+#define S3C6400_CLKDIV1_MMC0_MASK       (0xf << 0)
+#define S3C6400_CLKDIV1_MMC0_SHIFT      (0)
+
+/* CLKDIV2 */
+#define S3C6410_CLKDIV2_AUDIO2_MASK     (0xf << 24)
+#define S3C6410_CLKDIV2_AUDIO2_SHIFT    (24)
+#define S3C6400_CLKDIV2_IRDA_MASK       (0xf << 20)
+#define S3C6400_CLKDIV2_IRDA_SHIFT      (20)
+#define S3C6400_CLKDIV2_UART_MASK       (0xf << 16)
+#define S3C6400_CLKDIV2_UART_SHIFT      (16)
+#define S3C6400_CLKDIV2_AUDIO1_MASK     (0xf << 12)
+#define S3C6400_CLKDIV2_AUDIO1_SHIFT    (12)
+#define S3C6400_CLKDIV2_AUDIO0_MASK     (0xf << 8)
+#define S3C6400_CLKDIV2_AUDIO0_SHIFT    (8)
+#define S3C6400_CLKDIV2_SPI1_MASK       (0xf << 4)
+#define S3C6400_CLKDIV2_SPI1_SHIFT      (4)
+#define S3C6400_CLKDIV2_SPI0_MASK       (0xf << 0)
+#define S3C6400_CLKDIV2_SPI0_SHIFT      (0)
+
+/* HCLK GATE Registers */
+#define S3C_CLKCON_HCLK_BUS     (1<<30)
+#define S3C_CLKCON_HCLK_SECUR   (1<<29)
+#define S3C_CLKCON_HCLK_SDMA1   (1<<28)
+#define S3C_CLKCON_HCLK_SDMA2   (1<<27)
+#define S3C_CLKCON_HCLK_UHOST   (1<<26)
+#define S3C_CLKCON_HCLK_IROM    (1<<25)
+#define S3C_CLKCON_HCLK_DDR1    (1<<24)
+#define S3C_CLKCON_HCLK_DDR0    (1<<23)
+#define S3C_CLKCON_HCLK_MEM1    (1<<22)
+#define S3C_CLKCON_HCLK_MEM0    (1<<21)
+#define S3C_CLKCON_HCLK_USB     (1<<20)
+#define S3C_CLKCON_HCLK_HSMMC2  (1<<19)
+#define S3C_CLKCON_HCLK_HSMMC1  (1<<18)
+#define S3C_CLKCON_HCLK_HSMMC0  (1<<17)
+#define S3C_CLKCON_HCLK_MDP     (1<<16)
+#define S3C_CLKCON_HCLK_DHOST   (1<<15)
+#define S3C_CLKCON_HCLK_IHOST   (1<<14)
+#define S3C_CLKCON_HCLK_DMA1    (1<<13)
+#define S3C_CLKCON_HCLK_DMA0    (1<<12)
+#define S3C_CLKCON_HCLK_JPEG    (1<<11)
+#define S3C_CLKCON_HCLK_CAMIF   (1<<10)
+#define S3C_CLKCON_HCLK_SCALER  (1<<9)
+#define S3C_CLKCON_HCLK_2D      (1<<8)
+#define S3C_CLKCON_HCLK_TV      (1<<7)
+#define S3C_CLKCON_HCLK_POST0   (1<<5)
+#define S3C_CLKCON_HCLK_ROT     (1<<4)
+#define S3C_CLKCON_HCLK_LCD     (1<<3)
+#define S3C_CLKCON_HCLK_TZIC    (1<<2)
+#define S3C_CLKCON_HCLK_INTC    (1<<1)
+#define S3C_CLKCON_HCLK_MFC     (1<<0)
+
+/* PCLK GATE Registers */
+#define S3C6410_CLKCON_PCLK_I2C1        (1<<27)
+#define S3C6410_CLKCON_PCLK_IIS2        (1<<26)
+#define S3C_CLKCON_PCLK_SKEY            (1<<24)
+#define S3C_CLKCON_PCLK_CHIPID          (1<<23)
+#define S3C_CLKCON_PCLK_SPI1            (1<<22)
+#define S3C_CLKCON_PCLK_SPI0            (1<<21)
+#define S3C_CLKCON_PCLK_HSIRX           (1<<20)
+#define S3C_CLKCON_PCLK_HSITX           (1<<19)
+#define S3C_CLKCON_PCLK_GPIO            (1<<18)
+#define S3C_CLKCON_PCLK_IIC             (1<<17)
+#define S3C_CLKCON_PCLK_IIS1            (1<<16)
+#define S3C_CLKCON_PCLK_IIS0            (1<<15)
+#define S3C_CLKCON_PCLK_AC97            (1<<14)
+#define S3C_CLKCON_PCLK_TZPC            (1<<13)
+#define S3C_CLKCON_PCLK_TSADC           (1<<12)
+#define S3C_CLKCON_PCLK_KEYPAD          (1<<11)
+#define S3C_CLKCON_PCLK_IRDA            (1<<10)
+#define S3C_CLKCON_PCLK_PCM1            (1<<9)
+#define S3C_CLKCON_PCLK_PCM0            (1<<8)
+#define S3C_CLKCON_PCLK_PWM             (1<<7)
+#define S3C_CLKCON_PCLK_RTC             (1<<6)
+#define S3C_CLKCON_PCLK_WDT             (1<<5)
+#define S3C_CLKCON_PCLK_UART3           (1<<4)
+#define S3C_CLKCON_PCLK_UART2           (1<<3)
+#define S3C_CLKCON_PCLK_UART1           (1<<2)
+#define S3C_CLKCON_PCLK_UART0           (1<<1)
+#define S3C_CLKCON_PCLK_MFC             (1<<0)
+
+/* SCLK GATE Registers */
+#define S3C_CLKCON_SCLK_UHOST           (1<<30)
+#define S3C_CLKCON_SCLK_MMC2_48         (1<<29)
+#define S3C_CLKCON_SCLK_MMC1_48         (1<<28)
+#define S3C_CLKCON_SCLK_MMC0_48         (1<<27)
+#define S3C_CLKCON_SCLK_MMC2            (1<<26)
+#define S3C_CLKCON_SCLK_MMC1            (1<<25)
+#define S3C_CLKCON_SCLK_MMC0            (1<<24)
+#define S3C_CLKCON_SCLK_SPI1_48         (1<<23)
+#define S3C_CLKCON_SCLK_SPI0_48         (1<<22)
+#define S3C_CLKCON_SCLK_SPI1            (1<<21)
+#define S3C_CLKCON_SCLK_SPI0            (1<<20)
+#define S3C_CLKCON_SCLK_DAC27           (1<<19)
+#define S3C_CLKCON_SCLK_TV27            (1<<18)
+#define S3C_CLKCON_SCLK_SCALER27        (1<<17)
+#define S3C_CLKCON_SCLK_SCALER          (1<<16)
+#define S3C_CLKCON_SCLK_LCD27           (1<<15)
+#define S3C_CLKCON_SCLK_LCD             (1<<14)
+#define S3C6400_CLKCON_SCLK_POST1_27    (1<<13)
+#define S3C6410_CLKCON_FIMC             (1<<13)
+#define S3C_CLKCON_SCLK_POST0_27        (1<<12)
+#define S3C6400_CLKCON_SCLK_POST1       (1<<11)
+#define S3C6410_CLKCON_SCLK_AUDIO2      (1<<11)
+#define S3C_CLKCON_SCLK_POST0           (1<<10)
+#define S3C_CLKCON_SCLK_AUDIO1          (1<<9)
+#define S3C_CLKCON_SCLK_AUDIO0          (1<<8)
+#define S3C_CLKCON_SCLK_SECUR           (1<<7)
+#define S3C_CLKCON_SCLK_IRDA            (1<<6)
+#define S3C_CLKCON_SCLK_UART            (1<<5)
+#define S3C_CLKCON_SCLK_ONENAND         (1<<4)
+#define S3C_CLKCON_SCLK_MFC             (1<<3)
+#define S3C_CLKCON_SCLK_CAM             (1<<2)
+#define S3C_CLKCON_SCLK_JPEG            (1<<1)
+
+/* CLKSRC */
+
+#define S3C6400_CLKSRC_APLL_MOUT        (1 << 0)
+#define S3C6400_CLKSRC_MPLL_MOUT        (1 << 1)
+#define S3C6400_CLKSRC_EPLL_MOUT        (1 << 2)
+#define S3C6400_CLKSRC_APLL_MOUT_SHIFT  (0)
+#define S3C6400_CLKSRC_MPLL_MOUT_SHIFT  (1)
+#define S3C6400_CLKSRC_EPLL_MOUT_SHIFT  (2)
+#define S3C6400_CLKSRC_MFC              (1 << 4)
+
+#define S3C6410_CLKSRC_TV27_MASK        (0x1 << 31)
+#define S3C6410_CLKSRC_TV27_SHIFT       (31)
+#define S3C6410_CLKSRC_DAC27_MASK       (0x1 << 30)
+#define S3C6410_CLKSRC_DAC27_SHIFT      (30)
+#define S3C6400_CLKSRC_SCALER_MASK      (0x3 << 28)
+#define S3C6400_CLKSRC_SCALER_SHIFT     (28)
+#define S3C6400_CLKSRC_LCD_MASK         (0x3 << 26)
+#define S3C6400_CLKSRC_LCD_SHIFT        (26)
+#define S3C6400_CLKSRC_IRDA_MASK        (0x3 << 24)
+#define S3C6400_CLKSRC_IRDA_SHIFT       (24)
+#define S3C6400_CLKSRC_MMC2_MASK        (0x3 << 22)
+#define S3C6400_CLKSRC_MMC2_SHIFT       (22)
+#define S3C6400_CLKSRC_MMC1_MASK        (0x3 << 20)
+#define S3C6400_CLKSRC_MMC1_SHIFT       (20)
+#define S3C6400_CLKSRC_MMC0_MASK        (0x3 << 18)
+#define S3C6400_CLKSRC_MMC0_SHIFT       (18)
+#define S3C6400_CLKSRC_SPI1_MASK        (0x3 << 16)
+#define S3C6400_CLKSRC_SPI1_SHIFT       (16)
+#define S3C6400_CLKSRC_SPI0_MASK        (0x3 << 14)
+#define S3C6400_CLKSRC_SPI0_SHIFT       (14)
+#define S3C6400_CLKSRC_UART_MASK        (0x1 << 13)
+#define S3C6400_CLKSRC_UART_SHIFT       (13)
+#define S3C6400_CLKSRC_AUDIO1_MASK      (0x7 << 10)
+#define S3C6400_CLKSRC_AUDIO1_SHIFT     (10)
+#define S3C6400_CLKSRC_AUDIO0_MASK      (0x7 << 7)
+#define S3C6400_CLKSRC_AUDIO0_SHIFT     (7)
+#define S3C6400_CLKSRC_UHOST_MASK       (0x3 << 5)
+#define S3C6400_CLKSRC_UHOST_SHIFT      (5)
+
+
+#endif /* _PLAT_REGS_CLOCK_H */
diff --git a/arch/arm/plat-s3c64xx/include/plat/regs-sys.h b/arch/arm/plat-s3c64xx/include/plat/regs-sys.h
new file mode 100644
index 00000000000..d8ed8291709
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/include/plat/regs-sys.h
@@ -0,0 +1,24 @@
+/* arch/arm/plat-s3c64xx/include/plat/regs-sys.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C64XX system 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_SYS_H
+#define __PLAT_REGS_SYS_H __FILE__
+
+#define S3C_SYSREG(x)           (S3C_VA_SYS + (x))
+
+#define S3C64XX_OTHERS          S3C_SYSREG(0x900)
+
+#define S3C64XX_OTHERS_USBMASK  (1 << 16)
+
+#endif /* _PLAT_REGS_SYS_H */
diff --git a/arch/arm/plat-s3c64xx/include/plat/s3c6400.h b/arch/arm/plat-s3c64xx/include/plat/s3c6400.h
new file mode 100644
index 00000000000..571eaa2e54f
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/include/plat/s3c6400.h
@@ -0,0 +1,35 @@
+/* arch/arm/plat-s3c64xx/include/plat/s3c6400.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * Header file for s3c6400 cpu support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+/* Common init code for S3C6400 related SoCs */
+
+extern void s3c6400_common_init_uarts(struct s3c2410_uartcfg *cfg, int no);
+extern void s3c6400_register_clocks(void);
+extern void s3c6400_setup_clocks(void);
+
+#ifdef CONFIG_CPU_S3C6400
+
+extern  int s3c6400_init(void);
+extern void s3c6400_map_io(void);
+extern void s3c6400_init_clocks(int xtal);
+
+#define s3c6400_init_uarts s3c6400_common_init_uarts
+
+#else
+#define s3c6400_init_clocks NULL
+#define s3c6400_init_uarts NULL
+#define s3c6400_map_io NULL
+#define s3c6400_init NULL
+#endif
+
diff --git a/arch/arm/plat-s3c64xx/include/plat/s3c6410.h b/arch/arm/plat-s3c64xx/include/plat/s3c6410.h
new file mode 100644
index 00000000000..50dcdd6f680
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/include/plat/s3c6410.h
@@ -0,0 +1,29 @@
+/* arch/arm/plat-s3c64xx/include/plat/s3c6410.h
+ *
+ * Copyright 2008 Openmoko,  Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * Header file for s3c6410 cpu support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#ifdef CONFIG_CPU_S3C6410
+
+extern  int s3c6410_init(void);
+extern void s3c6410_init_irq(void);
+extern void s3c6410_map_io(void);
+extern void s3c6410_init_clocks(int xtal);
+
+#define s3c6410_init_uarts s3c6400_common_init_uarts
+
+#else
+#define s3c6410_init_clocks NULL
+#define s3c6410_init_uarts NULL
+#define s3c6410_map_io NULL
+#define s3c6410_init NULL
+#endif
diff --git a/arch/arm/plat-s3c64xx/irq-eint.c b/arch/arm/plat-s3c64xx/irq-eint.c
new file mode 100644
index 00000000000..1f7cc0067f5
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/irq-eint.c
@@ -0,0 +1,202 @@
+/* arch/arm/plat-s3c64xx/irq-eint.c
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C64XX - Interrupt handling for IRQ_EINT(x)
+ *
+ * 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 <asm/hardware/vic.h>
+
+#include <plat/regs-irqtype.h>
+
+#include <mach/map.h>
+#include <plat/cpu.h>
+
+/* GPIO is 0x7F008xxx, */
+#define S3C64XX_GPIOREG(x)      (S3C64XX_VA_GPIO + (x))
+
+#define S3C64XX_EINT0CON0       S3C64XX_GPIOREG(0x900)
+#define S3C64XX_EINT0CON1       S3C64XX_GPIOREG(0x904)
+#define S3C64XX_EINT0FLTCON0    S3C64XX_GPIOREG(0x910)
+#define S3C64XX_EINT0FLTCON1    S3C64XX_GPIOREG(0x914)
+#define S3C64XX_EINT0FLTCON2    S3C64XX_GPIOREG(0x918)
+#define S3C64XX_EINT0FLTCON3    S3C64XX_GPIOREG(0x91C)
+
+#define S3C64XX_EINT0MASK       S3C64XX_GPIOREG(0x920)
+#define S3C64XX_EINT0PEND       S3C64XX_GPIOREG(0x924)
+
+
+#define eint_offset(irq)        ((irq) - IRQ_EINT(0))
+#define eint_irq_to_bit(irq)    (1 << eint_offset(irq))
+
+static inline void s3c_irq_eint_mask(unsigned int irq)
+{
+        u32 mask;
+
+        mask = __raw_readl(S3C64XX_EINT0MASK);
+        mask |= eint_irq_to_bit(irq);
+        __raw_writel(mask, S3C64XX_EINT0MASK);
+}
+
+static void s3c_irq_eint_unmask(unsigned int irq)
+{
+        u32 mask;
+
+        mask = __raw_readl(S3C64XX_EINT0MASK);
+        mask |= eint_irq_to_bit(irq);
+        __raw_writel(mask, S3C64XX_EINT0MASK);
+}
+
+static inline void s3c_irq_eint_ack(unsigned int irq)
+{
+        __raw_writel(eint_irq_to_bit(irq), S3C64XX_EINT0PEND);
+}
+
+static void s3c_irq_eint_maskack(unsigned int irq)
+{
+        /* compiler should in-line these */
+        s3c_irq_eint_mask(irq);
+        s3c_irq_eint_ack(irq);
+}
+
+static int s3c_irq_eint_set_type(unsigned int irq, unsigned int type)
+{
+        int offs = eint_offset(irq);
+        int shift;
+        u32 ctrl, mask;
+        u32 newvalue = 0;
+        void __iomem *reg;
+
+        if (offs > 27)
+                return -EINVAL;
+
+        if (offs <= 15)
+                reg = S3C64XX_EINT0CON0;
+        else
+                reg = S3C64XX_EINT0CON1;
+
+        switch (type) {
+        case IRQ_TYPE_NONE:
+                printk(KERN_WARNING "No edge setting!\n");
+                break;
+
+        case IRQ_TYPE_EDGE_RISING:
+                newvalue = S3C2410_EXTINT_RISEEDGE;
+                break;
+
+        case IRQ_TYPE_EDGE_FALLING:
+                newvalue = S3C2410_EXTINT_FALLEDGE;
+                break;
+
+        case IRQ_TYPE_EDGE_BOTH:
+                newvalue = S3C2410_EXTINT_BOTHEDGE;
+                break;
+
+        case IRQ_TYPE_LEVEL_LOW:
+                newvalue = S3C2410_EXTINT_LOWLEV;
+                break;
+
+        case IRQ_TYPE_LEVEL_HIGH:
+                newvalue = S3C2410_EXTINT_HILEV;
+                break;
+
+        default:
+                printk(KERN_ERR "No such irq type %d", type);
+                return -1;
+        }
+
+        shift = (offs / 2) * 4;
+        mask = 0x7 << shift;
+
+        ctrl = __raw_readl(reg);
+        ctrl &= ~mask;
+        ctrl |= newvalue << shift;
+        __raw_writel(ctrl, reg);
+
+        return 0;
+}
+
+static struct irq_chip s3c_irq_eint = {
+        .name           = "s3c-eint",
+        .mask           = s3c_irq_eint_mask,
+        .unmask         = s3c_irq_eint_unmask,
+        .mask_ack       = s3c_irq_eint_maskack,
+        .ack            = s3c_irq_eint_ack,
+        .set_type       = s3c_irq_eint_set_type,
+};
+
+/* s3c_irq_demux_eint
+ *
+ * This function demuxes the IRQ from the group0 external interrupts,
+ * from IRQ_EINT(0) to IRQ_EINT(27). It is designed to be inlined into
+ * the specific handlers s3c_irq_demux_eintX_Y.
+ */
+static inline void s3c_irq_demux_eint(unsigned int start, unsigned int end)
+{
+        u32 status = __raw_readl(S3C64XX_EINT0PEND);
+        u32 mask = __raw_readl(S3C64XX_EINT0MASK);
+        unsigned int irq;
+
+        status &= ~mask;
+        status >>= start;
+        status &= (1 << (end - start + 1)) - 1;
+
+        for (irq = IRQ_EINT(start); irq <= IRQ_EINT(end); irq++) {
+                if (status & 1)
+                        generic_handle_irq(irq);
+
+                status >>= 1;
+        }
+}
+
+static void s3c_irq_demux_eint0_3(unsigned int irq, struct irq_desc *desc)
+{
+        s3c_irq_demux_eint(0, 3);
+}
+
+static void s3c_irq_demux_eint4_11(unsigned int irq, struct irq_desc *desc)
+{
+        s3c_irq_demux_eint(4, 11);
+}
+
+static void s3c_irq_demux_eint12_19(unsigned int irq, struct irq_desc *desc)
+{
+        s3c_irq_demux_eint(12, 19);
+}
+
+static void s3c_irq_demux_eint20_27(unsigned int irq, struct irq_desc *desc)
+{
+        s3c_irq_demux_eint(20, 27);
+}
+
+int __init s3c64xx_init_irq_eint(void)
+{
+        int irq;
+
+        for (irq = IRQ_EINT(0); irq <= IRQ_EINT(27); irq++) {
+                set_irq_chip(irq, &s3c_irq_eint);
+                set_irq_handler(irq, handle_level_irq);
+                set_irq_flags(irq, IRQF_VALID);
+        }
+
+        set_irq_chained_handler(IRQ_EINT0_3, s3c_irq_demux_eint0_3);
+        set_irq_chained_handler(IRQ_EINT4_11, s3c_irq_demux_eint4_11);
+        set_irq_chained_handler(IRQ_EINT12_19, s3c_irq_demux_eint12_19);
+        set_irq_chained_handler(IRQ_EINT20_27, s3c_irq_demux_eint20_27);
+
+        return 0;
+}
+
+arch_initcall(s3c64xx_init_irq_eint);
diff --git a/arch/arm/plat-s3c64xx/irq.c b/arch/arm/plat-s3c64xx/irq.c
new file mode 100644
index 00000000000..a94f1d5e819
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/irq.c
@@ -0,0 +1,257 @@
+/* arch/arm/plat-s3c64xx/irq.c
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C64XX - Interrupt handling
+ *
+ * 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 <asm/hardware/vic.h>
+
+#include <mach/map.h>
+#include <plat/regs-timer.h>
+#include <plat/cpu.h>
+
+/* Timer interrupt handling */
+
+static void s3c_irq_demux_timer(unsigned int base_irq, unsigned int sub_irq)
+{
+        generic_handle_irq(sub_irq);
+}
+
+static void s3c_irq_demux_timer0(unsigned int irq, struct irq_desc *desc)
+{
+        s3c_irq_demux_timer(irq, IRQ_TIMER0);
+}
+
+static void s3c_irq_demux_timer1(unsigned int irq, struct irq_desc *desc)
+{
+        s3c_irq_demux_timer(irq, IRQ_TIMER1);
+}
+
+static void s3c_irq_demux_timer2(unsigned int irq, struct irq_desc *desc)
+{
+        s3c_irq_demux_timer(irq, IRQ_TIMER2);
+}
+
+static void s3c_irq_demux_timer3(unsigned int irq, struct irq_desc *desc)
+{
+        s3c_irq_demux_timer(irq, IRQ_TIMER3);
+}
+
+static void s3c_irq_demux_timer4(unsigned int irq, struct irq_desc *desc)
+{
+        s3c_irq_demux_timer(irq, IRQ_TIMER4);
+}
+
+/* We assume the IRQ_TIMER0..IRQ_TIMER4 range is continuous. */
+
+static void s3c_irq_timer_mask(unsigned int irq)
+{
+        u32 reg = __raw_readl(S3C64XX_TINT_CSTAT);
+
+        reg &= 0x1f;  /* mask out pending interrupts */
+        reg &= ~(1 << (irq - IRQ_TIMER0));
+        __raw_writel(reg, S3C64XX_TINT_CSTAT);
+}
+
+static void s3c_irq_timer_unmask(unsigned int irq)
+{
+        u32 reg = __raw_readl(S3C64XX_TINT_CSTAT);
+
+        reg &= 0x1f;  /* mask out pending interrupts */
+        reg |= 1 << (irq - IRQ_TIMER0);
+        __raw_writel(reg, S3C64XX_TINT_CSTAT);
+}
+
+static void s3c_irq_timer_ack(unsigned int irq)
+{
+        u32 reg = __raw_readl(S3C64XX_TINT_CSTAT);
+
+        reg &= 0x1f;
+        reg |= (1 << 5) << (irq - IRQ_TIMER0);
+        __raw_writel(reg, S3C64XX_TINT_CSTAT);
+}
+
+static struct irq_chip s3c_irq_timer = {
+        .name           = "s3c-timer",
+        .mask           = s3c_irq_timer_mask,
+        .unmask         = s3c_irq_timer_unmask,
+        .ack            = s3c_irq_timer_ack,
+};
+
+struct uart_irq {
+        void __iomem    *regs;
+        unsigned int     base_irq;
+        unsigned int     parent_irq;
+};
+
+/* Note, we make use of the fact that the parent IRQs, IRQ_UART[0..3]
+ * are consecutive when looking up the interrupt in the demux routines.
+ */
+static struct uart_irq uart_irqs[] = {
+        [0] = {
+                .regs           = S3C_VA_UART0,
+                .base_irq       = IRQ_S3CUART_BASE0,
+                .parent_irq     = IRQ_UART0,
+        },
+        [1] = {
+                .regs           = S3C_VA_UART1,
+                .base_irq       = IRQ_S3CUART_BASE1,
+                .parent_irq     = IRQ_UART1,
+        },
+        [2] = {
+                .regs           = S3C_VA_UART2,
+                .base_irq       = IRQ_S3CUART_BASE2,
+                .parent_irq     = IRQ_UART2,
+        },
+        [3] = {
+                .regs           = S3C_VA_UART3,
+                .base_irq       = IRQ_S3CUART_BASE3,
+                .parent_irq     = IRQ_UART3,
+        },
+};
+
+static inline void __iomem *s3c_irq_uart_base(unsigned int irq)
+{
+        struct uart_irq *uirq = get_irq_chip_data(irq);
+        return uirq->regs;
+}
+
+static inline unsigned int s3c_irq_uart_bit(unsigned int irq)
+{
+        return irq & 3;
+}
+
+/* UART interrupt registers, not worth adding to seperate include header */
+#define S3C64XX_UINTP   0x30
+#define S3C64XX_UINTSP  0x34
+#define S3C64XX_UINTM   0x38
+
+static void s3c_irq_uart_mask(unsigned int irq)
+{
+        void __iomem *regs = s3c_irq_uart_base(irq);
+        unsigned int bit = s3c_irq_uart_bit(irq);
+        u32 reg;
+
+        reg = __raw_readl(regs + S3C64XX_UINTM);
+        reg |= (1 << bit);
+        __raw_writel(reg, regs + S3C64XX_UINTM);
+}
+
+static void s3c_irq_uart_maskack(unsigned int irq)
+{
+        void __iomem *regs = s3c_irq_uart_base(irq);
+        unsigned int bit = s3c_irq_uart_bit(irq);
+        u32 reg;
+
+        reg = __raw_readl(regs + S3C64XX_UINTM);
+        reg |= (1 << bit);
+        __raw_writel(reg, regs + S3C64XX_UINTM);
+        __raw_writel(1 << bit, regs + S3C64XX_UINTP);
+}
+
+static void s3c_irq_uart_unmask(unsigned int irq)
+{
+        void __iomem *regs = s3c_irq_uart_base(irq);
+        unsigned int bit = s3c_irq_uart_bit(irq);
+        u32 reg;
+
+        reg = __raw_readl(regs + S3C64XX_UINTM);
+        reg &= ~(1 << bit);
+        __raw_writel(reg, regs + S3C64XX_UINTM);
+}
+
+static void s3c_irq_uart_ack(unsigned int irq)
+{
+        void __iomem *regs = s3c_irq_uart_base(irq);
+        unsigned int bit = s3c_irq_uart_bit(irq);
+
+        __raw_writel(1 << bit, regs + S3C64XX_UINTP);
+}
+
+static void s3c_irq_demux_uart(unsigned int irq, struct irq_desc *desc)
+{
+        struct uart_irq *uirq = &uart_irqs[irq - IRQ_UART0];
+        u32 pend = __raw_readl(uirq->regs + S3C64XX_UINTP);
+        int base = uirq->base_irq;
+
+        if (pend & (1 << 0))
+                generic_handle_irq(base);
+        if (pend & (1 << 1))
+                generic_handle_irq(base + 1);
+        if (pend & (1 << 2))
+                generic_handle_irq(base + 2);
+        if (pend & (1 << 3))
+                generic_handle_irq(base + 3);
+}
+
+static struct irq_chip s3c_irq_uart = {
+        .name           = "s3c-uart",
+        .mask           = s3c_irq_uart_mask,
+        .unmask         = s3c_irq_uart_unmask,
+        .mask_ack       = s3c_irq_uart_maskack,
+        .ack            = s3c_irq_uart_ack,
+};
+
+static void __init s3c64xx_uart_irq(struct uart_irq *uirq)
+{
+        void *reg_base = uirq->regs;
+        unsigned int irq;
+        int offs;
+
+        /* mask all interrupts at the start. */
+        __raw_writel(0xf, reg_base + S3C64XX_UINTM);
+
+        for (offs = 0; offs < 3; offs++) {
+                irq = uirq->base_irq + offs;
+
+                set_irq_chip(irq, &s3c_irq_uart);
+                set_irq_chip_data(irq, uirq);
+                set_irq_handler(irq, handle_level_irq);
+                set_irq_flags(irq, IRQF_VALID);
+        }
+
+        set_irq_chained_handler(uirq->parent_irq, s3c_irq_demux_uart);
+}
+
+void __init s3c64xx_init_irq(u32 vic0_valid, u32 vic1_valid)
+{
+        int uart, irq;
+
+        printk(KERN_DEBUG "%s: initialising interrupts\n", __func__);
+
+        /* initialise the pair of VICs */
+        vic_init(S3C_VA_VIC0, S3C_VIC0_BASE, vic0_valid);
+        vic_init(S3C_VA_VIC1, S3C_VIC1_BASE, vic1_valid);
+
+        /* add the timer sub-irqs */
+
+        set_irq_chained_handler(IRQ_TIMER0_VIC, s3c_irq_demux_timer0);
+        set_irq_chained_handler(IRQ_TIMER1_VIC, s3c_irq_demux_timer1);
+        set_irq_chained_handler(IRQ_TIMER2_VIC, s3c_irq_demux_timer2);
+        set_irq_chained_handler(IRQ_TIMER3_VIC, s3c_irq_demux_timer3);
+        set_irq_chained_handler(IRQ_TIMER4_VIC, s3c_irq_demux_timer4);
+
+        for (irq = IRQ_TIMER0; irq <= IRQ_TIMER4; irq++) {
+                set_irq_chip(irq, &s3c_irq_timer);
+                set_irq_handler(irq, handle_level_irq);
+                set_irq_flags(irq, IRQF_VALID);
+        }
+
+        for (uart = 0; uart < ARRAY_SIZE(uart_irqs); uart++)
+                s3c64xx_uart_irq(&uart_irqs[uart]);
+}
+
+
diff --git a/arch/arm/plat-s3c64xx/s3c6400-clock.c b/arch/arm/plat-s3c64xx/s3c6400-clock.c
new file mode 100644
index 00000000000..8d9a0cada66
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/s3c6400-clock.c
@@ -0,0 +1,655 @@
+/* linux/arch/arm/plat-s3c64xx/s3c6400-clock.c
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C6400 based common 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/init.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/errno.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/sysdev.h>
+#include <linux/io.h>
+
+#include <mach/hardware.h>
+#include <mach/map.h>
+
+#include <plat/cpu-freq.h>
+
+#include <plat/regs-clock.h>
+#include <plat/clock.h>
+#include <plat/cpu.h>
+#include <plat/pll.h>
+
+/* fin_apll, fin_mpll and fin_epll are all the same clock, which we call
+ * ext_xtal_mux for want of an actual name from the manual.
+*/
+
+struct clk clk_ext_xtal_mux = {
+        .name           = "ext_xtal",
+        .id             = -1,
+};
+
+#define clk_fin_apll clk_ext_xtal_mux
+#define clk_fin_mpll clk_ext_xtal_mux
+#define clk_fin_epll clk_ext_xtal_mux
+
+#define clk_fout_mpll   clk_mpll
+
+struct clk_sources {
+        unsigned int    nr_sources;
+        struct clk      **sources;
+};
+
+struct clksrc_clk {
+        struct clk              clk;
+        unsigned int            mask;
+        unsigned int            shift;
+
+        struct clk_sources      *sources;
+
+        unsigned int            divider_shift;
+        void __iomem            *reg_divider;
+};
+
+struct clk clk_fout_apll = {
+        .name           = "fout_apll",
+        .id             = -1,
+};
+
+static struct clk *clk_src_apll_list[] = {
+        [0] = &clk_fin_apll,
+        [1] = &clk_fout_apll,
+};
+
+static struct clk_sources clk_src_apll = {
+        .sources        = clk_src_apll_list,
+        .nr_sources     = ARRAY_SIZE(clk_src_apll_list),
+};
+
+struct clksrc_clk clk_mout_apll = {
+        .clk    = {
+                .name           = "mout_apll",
+                .id             = -1,
+        },
+        .shift          = S3C6400_CLKSRC_APLL_MOUT_SHIFT,
+        .mask           = S3C6400_CLKSRC_APLL_MOUT,
+        .sources        = &clk_src_apll,
+};
+
+struct clk clk_fout_epll = {
+        .name           = "fout_epll",
+        .id             = -1,
+};
+
+static struct clk *clk_src_epll_list[] = {
+        [0] = &clk_fin_epll,
+        [1] = &clk_fout_epll,
+};
+
+static struct clk_sources clk_src_epll = {
+        .sources        = clk_src_epll_list,
+        .nr_sources     = ARRAY_SIZE(clk_src_epll_list),
+};
+
+struct clksrc_clk clk_mout_epll = {
+        .clk    = {
+                .name           = "mout_epll",
+                .id             = -1,
+        },
+        .shift          = S3C6400_CLKSRC_EPLL_MOUT_SHIFT,
+        .mask           = S3C6400_CLKSRC_EPLL_MOUT,
+        .sources        = &clk_src_epll,
+};
+
+static struct clk *clk_src_mpll_list[] = {
+        [0] = &clk_fin_mpll,
+        [1] = &clk_fout_mpll,
+};
+
+static struct clk_sources clk_src_mpll = {
+        .sources        = clk_src_mpll_list,
+        .nr_sources     = ARRAY_SIZE(clk_src_mpll_list),
+};
+
+struct clksrc_clk clk_mout_mpll = {
+        .clk = {
+                .name           = "mout_mpll",
+                .id             = -1,
+        },
+        .shift          = S3C6400_CLKSRC_MPLL_MOUT_SHIFT,
+        .mask           = S3C6400_CLKSRC_MPLL_MOUT,
+        .sources        = &clk_src_mpll,
+};
+
+static unsigned long s3c64xx_clk_doutmpll_get_rate(struct clk *clk)
+{
+        unsigned long rate = clk_get_rate(clk->parent);
+
+        printk(KERN_DEBUG "%s: parent is %ld\n", __func__, rate);
+
+        if (__raw_readl(S3C_CLK_DIV0) & S3C6400_CLKDIV0_MPLL_MASK)
+                rate /= 2;
+
+        return rate;
+}
+
+struct clk clk_dout_mpll = {
+        .name           = "dout_mpll",
+        .id             = -1,
+        .parent         = &clk_mout_mpll.clk,
+        .get_rate       = s3c64xx_clk_doutmpll_get_rate,
+};
+
+static struct clk *clkset_spi_mmc_list[] = {
+        &clk_mout_epll.clk,
+        &clk_dout_mpll,
+        &clk_fin_epll,
+        &clk_27m,
+};
+
+static struct clk_sources clkset_spi_mmc = {
+        .sources        = clkset_spi_mmc_list,
+        .nr_sources     = ARRAY_SIZE(clkset_spi_mmc_list),
+};
+
+static struct clk *clkset_irda_list[] = {
+        &clk_mout_epll.clk,
+        &clk_dout_mpll,
+        NULL,
+        &clk_27m,
+};
+
+static struct clk_sources clkset_irda = {
+        .sources        = clkset_irda_list,
+        .nr_sources     = ARRAY_SIZE(clkset_irda_list),
+};
+
+static struct clk *clkset_uart_list[] = {
+        &clk_mout_epll.clk,
+        &clk_dout_mpll,
+        NULL,
+        NULL
+};
+
+static struct clk_sources clkset_uart = {
+        .sources        = clkset_uart_list,
+        .nr_sources     = ARRAY_SIZE(clkset_uart_list),
+};
+
+static struct clk *clkset_uhost_list[] = {
+        &clk_mout_epll.clk,
+        &clk_dout_mpll,
+        &clk_fin_epll,
+        &clk_48m,
+};
+
+static struct clk_sources clkset_uhost = {
+        .sources        = clkset_uhost_list,
+        .nr_sources     = ARRAY_SIZE(clkset_uhost_list),
+};
+
+
+/* The peripheral clocks are all controlled via clocksource followed
+ * by an optional divider and gate stage. We currently roll this into
+ * one clock which hides the intermediate clock from the mux.
+ *
+ * Note, the JPEG clock can only be an even divider...
+ *
+ * The scaler and LCD clocks depend on the S3C64XX version, and also
+ * have a common parent divisor so are not included here.
+ */
+
+static inline struct clksrc_clk *to_clksrc(struct clk *clk)
+{
+        return container_of(clk, struct clksrc_clk, clk);
+}
+
+static unsigned long s3c64xx_getrate_clksrc(struct clk *clk)
+{
+        struct clksrc_clk *sclk = to_clksrc(clk);
+        unsigned long rate = clk_get_rate(clk->parent);
+        u32 clkdiv = __raw_readl(sclk->reg_divider);
+
+        clkdiv >>= sclk->divider_shift;
+        clkdiv &= 0xf;
+        clkdiv++;
+
+        rate /= clkdiv;
+        return rate;
+}
+
+static int s3c64xx_setrate_clksrc(struct clk *clk, unsigned long rate)
+{
+        struct clksrc_clk *sclk = to_clksrc(clk);
+        void __iomem *reg = sclk->reg_divider;
+        unsigned int div;
+        u32 val;
+
+        rate = clk_round_rate(clk, rate);
+        div = clk_get_rate(clk->parent) / rate;
+
+        val = __raw_readl(reg);
+        val &= ~sclk->mask;
+        val |= (rate - 1) << sclk->shift;
+        __raw_writel(val, reg);
+
+        return 0;
+}
+
+static int s3c64xx_setparent_clksrc(struct clk *clk, struct clk *parent)
+{
+        struct clksrc_clk *sclk = to_clksrc(clk);
+        struct clk_sources *srcs = sclk->sources;
+        u32 clksrc = __raw_readl(S3C_CLK_SRC);
+        int src_nr = -1;
+        int ptr;
+
+        for (ptr = 0; ptr < srcs->nr_sources; ptr++)
+                if (srcs->sources[ptr] == parent) {
+                        src_nr = ptr;
+                        break;
+                }
+
+        if (src_nr >= 0) {
+                clksrc &= ~sclk->mask;
+                clksrc |= src_nr << sclk->shift;
+
+                __raw_writel(clksrc, S3C_CLK_SRC);
+                return 0;
+        }
+
+        return -EINVAL;
+}
+
+static unsigned long s3c64xx_roundrate_clksrc(struct clk *clk,
+                                              unsigned long rate)
+{
+        unsigned long parent_rate = clk_get_rate(clk->parent);
+        int div;
+
+        if (rate > parent_rate)
+                rate = parent_rate;
+        else {
+                div = rate / parent_rate;
+
+                if (div == 0)
+                        div = 1;
+                if (div > 16)
+                        div = 16;
+
+                rate = parent_rate / div;
+        }
+
+        return rate;
+}
+
+static struct clksrc_clk clk_mmc0 = {
+        .clk    = {
+                .name           = "mmc_bus",
+                .id             = 0,
+                .ctrlbit        = S3C_CLKCON_SCLK_MMC0,
+                .enable         = s3c64xx_sclk_ctrl,
+                .set_parent     = s3c64xx_setparent_clksrc,
+                .get_rate       = s3c64xx_getrate_clksrc,
+                .set_rate       = s3c64xx_setrate_clksrc,
+                .round_rate     = s3c64xx_roundrate_clksrc,
+        },
+        .shift          = S3C6400_CLKSRC_MMC0_SHIFT,
+        .mask           = S3C6400_CLKSRC_MMC0_MASK,
+        .sources        = &clkset_spi_mmc,
+        .divider_shift  = S3C6400_CLKDIV1_MMC0_SHIFT,
+        .reg_divider    = S3C_CLK_DIV1,
+};
+
+static struct clksrc_clk clk_mmc1 = {
+        .clk    = {
+                .name           = "mmc_bus",
+                .id             = 1,
+                .ctrlbit        = S3C_CLKCON_SCLK_MMC1,
+                .enable         = s3c64xx_sclk_ctrl,
+                .get_rate       = s3c64xx_getrate_clksrc,
+                .set_rate       = s3c64xx_setrate_clksrc,
+                .set_parent     = s3c64xx_setparent_clksrc,
+                .round_rate     = s3c64xx_roundrate_clksrc,
+        },
+        .shift          = S3C6400_CLKSRC_MMC1_SHIFT,
+        .mask           = S3C6400_CLKSRC_MMC1_MASK,
+        .sources        = &clkset_spi_mmc,
+        .divider_shift  = S3C6400_CLKDIV1_MMC1_SHIFT,
+        .reg_divider    = S3C_CLK_DIV1,
+};
+
+static struct clksrc_clk clk_mmc2 = {
+        .clk    = {
+                .name           = "mmc_bus",
+                .id             = 2,
+                .ctrlbit        = S3C_CLKCON_SCLK_MMC2,
+                .enable         = s3c64xx_sclk_ctrl,
+                .get_rate       = s3c64xx_getrate_clksrc,
+                .set_rate       = s3c64xx_setrate_clksrc,
+                .set_parent     = s3c64xx_setparent_clksrc,
+                .round_rate     = s3c64xx_roundrate_clksrc,
+        },
+        .shift          = S3C6400_CLKSRC_MMC2_SHIFT,
+        .mask           = S3C6400_CLKSRC_MMC2_MASK,
+        .sources        = &clkset_spi_mmc,
+        .divider_shift  = S3C6400_CLKDIV1_MMC2_SHIFT,
+        .reg_divider    = S3C_CLK_DIV1,
+};
+
+static struct clksrc_clk clk_usbhost = {
+        .clk    = {
+                .name           = "usb-host-bus",
+                .id             = -1,
+                .ctrlbit        = S3C_CLKCON_SCLK_UHOST,
+                .enable         = s3c64xx_sclk_ctrl,
+                .set_parent     = s3c64xx_setparent_clksrc,
+                .get_rate       = s3c64xx_getrate_clksrc,
+                .set_rate       = s3c64xx_setrate_clksrc,
+                .round_rate     = s3c64xx_roundrate_clksrc,
+        },
+        .shift          = S3C6400_CLKSRC_UHOST_SHIFT,
+        .mask           = S3C6400_CLKSRC_UHOST_MASK,
+        .sources        = &clkset_uhost,
+        .divider_shift  = S3C6400_CLKDIV1_UHOST_SHIFT,
+        .reg_divider    = S3C_CLK_DIV1,
+};
+
+static struct clksrc_clk clk_uart_uclk1 = {
+        .clk    = {
+                .name           = "uclk1",
+                .id             = -1,
+                .ctrlbit        = S3C_CLKCON_SCLK_UART,
+                .enable         = s3c64xx_sclk_ctrl,
+                .set_parent     = s3c64xx_setparent_clksrc,
+                .get_rate       = s3c64xx_getrate_clksrc,
+                .set_rate       = s3c64xx_setrate_clksrc,
+                .round_rate     = s3c64xx_roundrate_clksrc,
+        },
+        .shift          = S3C6400_CLKSRC_UART_SHIFT,
+        .mask           = S3C6400_CLKSRC_UART_MASK,
+        .sources        = &clkset_uart,
+        .divider_shift  = S3C6400_CLKDIV2_UART_SHIFT,
+        .reg_divider    = S3C_CLK_DIV2,
+};
+
+/* Where does UCLK0 come from? */
+
+static struct clksrc_clk clk_spi0 = {
+        .clk    = {
+                .name           = "spi-bus",
+                .id             = 0,
+                .ctrlbit        = S3C_CLKCON_SCLK_SPI0,
+                .enable         = s3c64xx_sclk_ctrl,
+                .set_parent     = s3c64xx_setparent_clksrc,
+                .get_rate       = s3c64xx_getrate_clksrc,
+                .set_rate       = s3c64xx_setrate_clksrc,
+                .round_rate     = s3c64xx_roundrate_clksrc,
+        },
+        .shift          = S3C6400_CLKSRC_SPI0_SHIFT,
+        .mask           = S3C6400_CLKSRC_SPI0_MASK,
+        .sources        = &clkset_spi_mmc,
+        .divider_shift  = S3C6400_CLKDIV2_SPI0_SHIFT,
+        .reg_divider    = S3C_CLK_DIV2,
+};
+
+static struct clksrc_clk clk_spi1 = {
+        .clk    = {
+                .name           = "spi-bus",
+                .id             = 1,
+                .ctrlbit        = S3C_CLKCON_SCLK_SPI1,
+                .enable         = s3c64xx_sclk_ctrl,
+                .set_parent     = s3c64xx_setparent_clksrc,
+                .get_rate       = s3c64xx_getrate_clksrc,
+                .set_rate       = s3c64xx_setrate_clksrc,
+                .round_rate     = s3c64xx_roundrate_clksrc,
+        },
+        .shift          = S3C6400_CLKSRC_SPI1_SHIFT,
+        .mask           = S3C6400_CLKSRC_SPI1_MASK,
+        .sources        = &clkset_spi_mmc,
+        .divider_shift  = S3C6400_CLKDIV2_SPI1_SHIFT,
+        .reg_divider    = S3C_CLK_DIV2,
+};
+
+static struct clk clk_iis_cd0 = {
+        .name           = "iis_cdclk0",
+        .id             = -1,
+};
+
+static struct clk clk_iis_cd1 = {
+        .name           = "iis_cdclk1",
+        .id             = -1,
+};
+
+static struct clk clk_pcm_cd = {
+        .name           = "pcm_cdclk",
+        .id             = -1,
+};
+
+static struct clk *clkset_audio0_list[] = {
+        [0] = &clk_mout_epll.clk,
+        [1] = &clk_dout_mpll,
+        [2] = &clk_fin_epll,
+        [3] = &clk_iis_cd0,
+        [4] = &clk_pcm_cd,
+};
+
+static struct clk_sources clkset_audio0 = {
+        .sources        = clkset_audio0_list,
+        .nr_sources     = ARRAY_SIZE(clkset_audio0_list),
+};
+
+static struct clksrc_clk clk_audio0 = {
+        .clk    = {
+                .name           = "audio-bus",
+                .id             = 0,
+                .ctrlbit        = S3C_CLKCON_SCLK_AUDIO0,
+                .enable         = s3c64xx_sclk_ctrl,
+                .set_parent     = s3c64xx_setparent_clksrc,
+                .get_rate       = s3c64xx_getrate_clksrc,
+                .set_rate       = s3c64xx_setrate_clksrc,
+                .round_rate     = s3c64xx_roundrate_clksrc,
+        },
+        .shift          = S3C6400_CLKSRC_AUDIO0_SHIFT,
+        .mask           = S3C6400_CLKSRC_AUDIO0_MASK,
+        .sources        = &clkset_audio0,
+        .divider_shift  = S3C6400_CLKDIV2_AUDIO0_SHIFT,
+        .reg_divider    = S3C_CLK_DIV2,
+};
+
+static struct clk *clkset_audio1_list[] = {
+        [0] = &clk_mout_epll.clk,
+        [1] = &clk_dout_mpll,
+        [2] = &clk_fin_epll,
+        [3] = &clk_iis_cd1,
+        [4] = &clk_pcm_cd,
+};
+
+static struct clk_sources clkset_audio1 = {
+        .sources        = clkset_audio1_list,
+        .nr_sources     = ARRAY_SIZE(clkset_audio1_list),
+};
+
+static struct clksrc_clk clk_audio1 = {
+        .clk    = {
+                .name           = "audio-bus",
+                .id             = 1,
+                .ctrlbit        = S3C_CLKCON_SCLK_AUDIO1,
+                .enable         = s3c64xx_sclk_ctrl,
+                .set_parent     = s3c64xx_setparent_clksrc,
+                .get_rate       = s3c64xx_getrate_clksrc,
+                .set_rate       = s3c64xx_setrate_clksrc,
+                .round_rate     = s3c64xx_roundrate_clksrc,
+        },
+        .shift          = S3C6400_CLKSRC_AUDIO1_SHIFT,
+        .mask           = S3C6400_CLKSRC_AUDIO1_MASK,
+        .sources        = &clkset_audio1,
+        .divider_shift  = S3C6400_CLKDIV2_AUDIO1_SHIFT,
+        .reg_divider    = S3C_CLK_DIV2,
+};
+
+static struct clksrc_clk clk_irda = {
+        .clk    = {
+                .name           = "irda-bus",
+                .id             = 0,
+                .ctrlbit        = S3C_CLKCON_SCLK_IRDA,
+                .enable         = s3c64xx_sclk_ctrl,
+                .set_parent     = s3c64xx_setparent_clksrc,
+                .get_rate       = s3c64xx_getrate_clksrc,
+                .set_rate       = s3c64xx_setrate_clksrc,
+                .round_rate     = s3c64xx_roundrate_clksrc,
+        },
+        .shift          = S3C6400_CLKSRC_IRDA_SHIFT,
+        .mask           = S3C6400_CLKSRC_IRDA_MASK,
+        .sources        = &clkset_irda,
+        .divider_shift  = S3C6400_CLKDIV2_IRDA_SHIFT,
+        .reg_divider    = S3C_CLK_DIV2,
+};
+
+/* Clock initialisation code */
+
+static struct clksrc_clk *init_parents[] = {
+        &clk_mout_apll,
+        &clk_mout_epll,
+        &clk_mout_mpll,
+        &clk_mmc0,
+        &clk_mmc1,
+        &clk_mmc2,
+        &clk_usbhost,
+        &clk_uart_uclk1,
+        &clk_spi0,
+        &clk_spi1,
+        &clk_audio0,
+        &clk_audio1,
+        &clk_irda,
+};
+
+static void __init_or_cpufreq s3c6400_set_clksrc(struct clksrc_clk *clk)
+{
+        struct clk_sources *srcs = clk->sources;
+        u32 clksrc = __raw_readl(S3C_CLK_SRC);
+
+        clksrc &= clk->mask;
+        clksrc >>= clk->shift;
+
+        if (clksrc > srcs->nr_sources || !srcs->sources[clksrc]) {
+                printk(KERN_ERR "%s: bad source %d\n",
+                       clk->clk.name, clksrc);
+                return;
+        }
+
+        clk->clk.parent = srcs->sources[clksrc];
+
+        printk(KERN_INFO "%s: source is %s (%d), rate is %ld\n",
+               clk->clk.name, clk->clk.parent->name, clksrc,
+               clk_get_rate(&clk->clk));
+}
+
+#define GET_DIV(clk, field) ((((clk) & field##_MASK) >> field##_SHIFT) + 1)
+
+void __init_or_cpufreq s3c6400_setup_clocks(void)
+{
+        struct clk *xtal_clk;
+        unsigned long xtal;
+        unsigned long fclk;
+        unsigned long hclk;
+        unsigned long hclk2;
+        unsigned long pclk;
+        unsigned long epll;
+        unsigned long apll;
+        unsigned long mpll;
+        unsigned int ptr;
+        u32 clkdiv0;
+
+        printk(KERN_DEBUG "%s: registering clocks\n", __func__);
+
+        clkdiv0 = __raw_readl(S3C_CLK_DIV0);
+        printk(KERN_DEBUG "%s: clkdiv0 = %08x\n", __func__, clkdiv0);
+
+        xtal_clk = clk_get(NULL, "xtal");
+        BUG_ON(IS_ERR(xtal_clk));
+
+        xtal = clk_get_rate(xtal_clk);
+        clk_put(xtal_clk);
+
+        printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal);
+
+        epll = s3c6400_get_epll(xtal);
+        mpll = s3c6400_get_pll(xtal, __raw_readl(S3C_MPLL_CON));
+        apll = s3c6400_get_pll(xtal, __raw_readl(S3C_APLL_CON));
+
+        fclk = mpll;
+
+        printk(KERN_INFO "S3C64XX: PLL settings, A=%ld, M=%ld, E=%ld\n",
+               apll, mpll, epll);
+
+        hclk2 = mpll / GET_DIV(clkdiv0, S3C6400_CLKDIV0_HCLK2);
+        hclk = hclk2 / GET_DIV(clkdiv0, S3C6400_CLKDIV0_HCLK);
+        pclk = hclk2 / GET_DIV(clkdiv0, S3C6400_CLKDIV0_PCLK);
+
+        printk(KERN_INFO "S3C64XX: HCLK2=%ld, HCLK=%ld, PCLK=%ld\n",
+               hclk2, hclk, pclk);
+
+        clk_fout_mpll.rate = mpll;
+        clk_fout_epll.rate = epll;
+        clk_fout_apll.rate = apll;
+
+        clk_h.rate = hclk;
+        clk_p.rate = pclk;
+        clk_f.rate = fclk;
+
+        for (ptr = 0; ptr < ARRAY_SIZE(init_parents); ptr++)
+                s3c6400_set_clksrc(init_parents[ptr]);
+}
+
+static struct clk *clks[] __initdata = {
+        &clk_ext_xtal_mux,
+        &clk_iis_cd0,
+        &clk_iis_cd1,
+        &clk_pcm_cd,
+        &clk_mout_epll.clk,
+        &clk_fout_epll,
+        &clk_mout_mpll.clk,
+        &clk_dout_mpll,
+        &clk_mmc0.clk,
+        &clk_mmc1.clk,
+        &clk_mmc2.clk,
+        &clk_usbhost.clk,
+        &clk_uart_uclk1.clk,
+        &clk_spi0.clk,
+        &clk_spi1.clk,
+        &clk_audio0.clk,
+        &clk_audio1.clk,
+        &clk_irda.clk,
+};
+
+void __init s3c6400_register_clocks(void)
+{
+        struct clk *clkp;
+        int ret;
+        int ptr;
+
+        for (ptr = 0; ptr < ARRAY_SIZE(clks); ptr++) {
+                clkp = clks[ptr];
+                ret = s3c24xx_register_clock(clkp);
+                if (ret < 0) {
+                        printk(KERN_ERR "Failed to register clock %s (%d)\n",
+                               clkp->name, ret);
+                }
+        }
+
+        clk_mpll.parent = &clk_mout_mpll.clk;
+        clk_epll.parent = &clk_mout_epll.clk;
+}
diff --git a/arch/arm/plat-s3c64xx/s3c6400-init.c b/arch/arm/plat-s3c64xx/s3c6400-init.c
new file mode 100644
index 00000000000..6c28f39df09
--- /dev/null
+++ b/arch/arm/plat-s3c64xx/s3c6400-init.c
@@ -0,0 +1,29 @@
+/* linux/arch/arm/plat-s3c64xx/s3c6400-init.c
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C6400 - CPU initialisation (common with other S3C64XX chips)
+ *
+ * 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/init.h>
+
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/s3c6400.h>
+#include <plat/s3c6410.h>
+
+/* uart registration process */
+
+void __init s3c6400_common_init_uarts(struct s3c2410_uartcfg *cfg, int no)
+{
+        s3c24xx_init_uartdevs("s3c6400-uart", s3c64xx_uart_resources, cfg, no);
+}
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 579d63a81aa..e4ae499e587 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -447,7 +447,7 @@ config SERIAL_CLPS711X_CONSOLE
 
 config SERIAL_SAMSUNG
         tristate "Samsung SoC serial support"
-        depends on ARM && PLAT_S3C24XX
+        depends on ARM && PLAT_S3C
         select SERIAL_CORE
         help
           Support for the on-chip UARTs on the Samsung S3C24XX series CPUs,
@@ -508,7 +508,20 @@ config SERIAL_S3C2440
         help
           Serial port support for the Samsung S3C2440 and S3C2442 SoC
 
+config SERIAL_S3C24A0
+        tristate "Samsung S3C24A0 Serial port support"
+        depends on SERIAL_SAMSUNG && CPU_S3C24A0
+        default y if CPU_S3C24A0
+        help
+          Serial port support for the Samsung S3C24A0 SoC
 
+config SERIAL_S3C6400
+        tristate "Samsung S3C6400/S3C6410 Serial port support"
+        depends on SERIAL_SAMSUNG && (CPU_S3C600 || CPU_S3C6410)
+        default y
+        help
+          Serial port support for the Samsung S3C6400 and S3C6410
+          SoCs
 
 config SERIAL_DZ
         bool "DECstation DZ serial driver"
diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
index 0c17c8ddb19..dfe775ac45b 100644
--- a/drivers/serial/Makefile
+++ b/drivers/serial/Makefile
@@ -41,6 +41,8 @@ obj-$(CONFIG_SERIAL_S3C2400) += s3c2400.o
 obj-$(CONFIG_SERIAL_S3C2410) += s3c2410.o
 obj-$(CONFIG_SERIAL_S3C2412) += s3c2412.o
 obj-$(CONFIG_SERIAL_S3C2440) += s3c2440.o
+obj-$(CONFIG_SERIAL_S3C24A0) += s3c24a0.o
+obj-$(CONFIG_SERIAL_S3C6400) += s3c6400.o
 obj-$(CONFIG_SERIAL_IP22_ZILOG) += ip22zilog.o
 obj-$(CONFIG_SERIAL_MUX) += mux.o
 obj-$(CONFIG_SERIAL_68328) += 68328serial.o
diff --git a/drivers/serial/s3c24a0.c b/drivers/serial/s3c24a0.c
new file mode 100644
index 00000000000..ebf2fd3c8f7
--- /dev/null
+++ b/drivers/serial/s3c24a0.c
@@ -0,0 +1,118 @@
+/* linux/drivers/serial/s3c24a0.c
+ *
+ * Driver for Samsung S3C24A0 SoC onboard UARTs.
+ *
+ * Based on drivers/serial/s3c2410.c
+ *
+ * Author: Sandeep Patil <sandeep.patil@azingo.com>
+ *
+ * Ben Dooks, Copyright (c) 2003-2005,2008 Simtec Electronics
+ *      http://armlinux.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/module.h>
+#include <linux/ioport.h>
+#include <linux/platform_device.h>
+#include <linux/init.h>
+#include <linux/serial_core.h>
+#include <linux/serial.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+
+#include <mach/hardware.h>
+
+#include <plat/regs-serial.h>
+#include <mach/regs-gpio.h>
+
+#include "samsung.h"
+
+static int s3c24a0_serial_setsource(struct uart_port *port,
+                                    struct s3c24xx_uart_clksrc *clk)
+{
+        unsigned long ucon = rd_regl(port, S3C2410_UCON);
+
+        if (strcmp(clk->name, "uclk") == 0)
+                ucon |= S3C2410_UCON_UCLK;
+        else
+                ucon &= ~S3C2410_UCON_UCLK;
+
+        wr_regl(port, S3C2410_UCON, ucon);
+        return 0;
+}
+
+static int s3c24a0_serial_getsource(struct uart_port *port,
+                                    struct s3c24xx_uart_clksrc *clk)
+{
+        unsigned long ucon = rd_regl(port, S3C2410_UCON);
+
+        clk->divisor = 1;
+        clk->name = (ucon & S3C2410_UCON_UCLK) ? "uclk" : "pclk";
+
+        return 0;
+}
+
+static int s3c24a0_serial_resetport(struct uart_port *port,
+                                    struct s3c2410_uartcfg *cfg)
+{
+        dbg("s3c24a0_serial_resetport: port=%p (%08lx), cfg=%p\n",
+            port, port->mapbase, cfg);
+
+        wr_regl(port, S3C2410_UCON,  cfg->ucon);
+        wr_regl(port, S3C2410_ULCON, cfg->ulcon);
+
+        /* reset both fifos */
+
+        wr_regl(port, S3C2410_UFCON, cfg->ufcon | S3C2410_UFCON_RESETBOTH);
+        wr_regl(port, S3C2410_UFCON, cfg->ufcon);
+
+        return 0;
+}
+
+static struct s3c24xx_uart_info s3c24a0_uart_inf = {
+        .name           = "Samsung S3C24A0 UART",
+        .type           = PORT_S3C2410,
+        .fifosize       = 16,
+        .rx_fifomask    = S3C24A0_UFSTAT_RXMASK,
+        .rx_fifoshift   = S3C24A0_UFSTAT_RXSHIFT,
+        .rx_fifofull    = S3C24A0_UFSTAT_RXFULL,
+        .tx_fifofull    = S3C24A0_UFSTAT_TXFULL,
+        .tx_fifomask    = S3C24A0_UFSTAT_TXMASK,
+        .tx_fifoshift   = S3C24A0_UFSTAT_TXSHIFT,
+        .get_clksrc     = s3c24a0_serial_getsource,
+        .set_clksrc     = s3c24a0_serial_setsource,
+        .reset_port     = s3c24a0_serial_resetport,
+};
+
+static int s3c24a0_serial_probe(struct platform_device *dev)
+{
+        return s3c24xx_serial_probe(dev, &s3c24a0_uart_inf);
+}
+
+static struct platform_driver s3c24a0_serial_drv = {
+        .probe          = s3c24a0_serial_probe,
+        .remove         = s3c24xx_serial_remove,
+        .driver         = {
+                .name   = "s3c24a0-uart",
+                .owner  = THIS_MODULE,
+        },
+};
+
+s3c24xx_console_init(&s3c24a0_serial_drv, &s3c24a0_uart_inf);
+
+static int __init s3c24a0_serial_init(void)
+{
+        return s3c24xx_serial_init(&s3c24a0_serial_drv, &s3c24a0_uart_inf);
+}
+
+static void __exit s3c24a0_serial_exit(void)
+{
+        platform_driver_unregister(&s3c24a0_serial_drv);
+}
+
+module_init(s3c24a0_serial_init);
+module_exit(s3c24a0_serial_exit);
+
diff --git a/drivers/serial/s3c6400.c b/drivers/serial/s3c6400.c
new file mode 100644
index 00000000000..06936d13393
--- /dev/null
+++ b/drivers/serial/s3c6400.c
@@ -0,0 +1,151 @@
+/* linux/drivers/serial/s3c6400.c
+ *
+ * Driver for Samsung S3C6400 and S3C6410 SoC onboard UARTs.
+ *
+ * Copyright 2008 Openmoko,  Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.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/module.h>
+#include <linux/ioport.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/init.h>
+#include <linux/serial_core.h>
+#include <linux/serial.h>
+
+#include <asm/irq.h>
+#include <mach/hardware.h>
+
+#include <plat/regs-serial.h>
+
+#include "samsung.h"
+
+static int s3c6400_serial_setsource(struct uart_port *port,
+                                    struct s3c24xx_uart_clksrc *clk)
+{
+        unsigned long ucon = rd_regl(port, S3C2410_UCON);
+
+        if (strcmp(clk->name, "uclk0") == 0) {
+                ucon &= ~S3C6400_UCON_CLKMASK;
+                ucon |= S3C6400_UCON_UCLK0;
+        } else if (strcmp(clk->name, "uclk1") == 0)
+                ucon |= S3C6400_UCON_UCLK1;
+        else if (strcmp(clk->name, "pclk") == 0) {
+                /* See notes about transitioning from UCLK to PCLK */
+                ucon &= ~S3C6400_UCON_UCLK0;
+        } else {
+                printk(KERN_ERR "unknown clock source %s\n", clk->name);
+                return -EINVAL;
+        }
+
+        wr_regl(port, S3C2410_UCON, ucon);
+        return 0;
+}
+
+
+static int s3c6400_serial_getsource(struct uart_port *port,
+                                    struct s3c24xx_uart_clksrc *clk)
+{
+        u32 ucon = rd_regl(port, S3C2410_UCON);
+
+        clk->divisor = 1;
+
+        switch (ucon & S3C6400_UCON_CLKMASK) {
+        case S3C6400_UCON_UCLK0:
+                clk->name = "uclk0";
+                break;
+
+        case S3C6400_UCON_UCLK1:
+                clk->name = "uclk1";
+                break;
+
+        case S3C6400_UCON_PCLK:
+        case S3C6400_UCON_PCLK2:
+                clk->name = "pclk";
+                break;
+        }
+
+        return 0;
+}
+
+static int s3c6400_serial_resetport(struct uart_port *port,
+                                    struct s3c2410_uartcfg *cfg)
+{
+        unsigned long ucon = rd_regl(port, S3C2410_UCON);
+
+        dbg("s3c6400_serial_resetport: port=%p (%08lx), cfg=%p\n",
+            port, port->mapbase, cfg);
+
+        /* ensure we don't change the clock settings... */
+
+        ucon &= S3C6400_UCON_CLKMASK;
+
+        wr_regl(port, S3C2410_UCON,  ucon | cfg->ucon);
+        wr_regl(port, S3C2410_ULCON, cfg->ulcon);
+
+        /* reset both fifos */
+
+        wr_regl(port, S3C2410_UFCON, cfg->ufcon | S3C2410_UFCON_RESETBOTH);
+        wr_regl(port, S3C2410_UFCON, cfg->ufcon);
+
+        return 0;
+}
+
+static struct s3c24xx_uart_info s3c6400_uart_inf = {
+        .name           = "Samsung S3C6400 UART",
+        .type           = PORT_S3C6400,
+        .fifosize       = 64,
+        .rx_fifomask    = S3C2440_UFSTAT_RXMASK,
+        .rx_fifoshift   = S3C2440_UFSTAT_RXSHIFT,
+        .rx_fifofull    = S3C2440_UFSTAT_RXFULL,
+        .tx_fifofull    = S3C2440_UFSTAT_TXFULL,
+        .tx_fifomask    = S3C2440_UFSTAT_TXMASK,
+        .tx_fifoshift   = S3C2440_UFSTAT_TXSHIFT,
+        .get_clksrc     = s3c6400_serial_getsource,
+        .set_clksrc     = s3c6400_serial_setsource,
+        .reset_port     = s3c6400_serial_resetport,
+};
+
+/* device management */
+
+static int s3c6400_serial_probe(struct platform_device *dev)
+{
+        dbg("s3c6400_serial_probe: dev=%p\n", dev);
+        return s3c24xx_serial_probe(dev, &s3c6400_uart_inf);
+}
+
+static struct platform_driver s3c6400_serial_drv = {
+        .probe          = s3c6400_serial_probe,
+        .remove         = s3c24xx_serial_remove,
+        .driver         = {
+                .name   = "s3c6400-uart",
+                .owner  = THIS_MODULE,
+        },
+};
+
+s3c24xx_console_init(&s3c6400_serial_drv, &s3c6400_uart_inf);
+
+static int __init s3c6400_serial_init(void)
+{
+        return s3c24xx_serial_init(&s3c6400_serial_drv, &s3c6400_uart_inf);
+}
+
+static void __exit s3c6400_serial_exit(void)
+{
+        platform_driver_unregister(&s3c6400_serial_drv);
+}
+
+module_init(s3c6400_serial_init);
+module_exit(s3c6400_serial_exit);
+
+MODULE_DESCRIPTION("Samsung S3C6400,S3C6410 SoC Serial port driver");
+MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:s3c6400-uart");
diff --git a/drivers/serial/samsung.c b/drivers/serial/samsung.c
index ebeda832c8a..ba2e8685f9f 100644
--- a/drivers/serial/samsung.c
+++ b/drivers/serial/samsung.c
@@ -47,9 +47,9 @@
 #include <asm/irq.h>
 
 #include <mach/hardware.h>
+#include <mach/map.h>
 
 #include <plat/regs-serial.h>
-#include <mach/regs-gpio.h>
 
 #include "samsung.h"
 
@@ -61,17 +61,12 @@
 
 /* we can support 3 uarts, but not always use them */
 
-#ifdef CONFIG_CPU_S3C2400
+#if defined(CONFIG_CPU_S3C2400) || defined(CONFIG_CPU_S3C24A0)
 #define NR_PORTS (2)
 #else
 #define NR_PORTS (3)
 #endif
 
-/* port irq numbers */
-
-#define TX_IRQ(port) ((port)->irq + 1)
-#define RX_IRQ(port) ((port)->irq)
-
 /* macros to change one thing to another */
 
 #define tx_enabled(port) ((port)->unused[0])
@@ -137,8 +132,10 @@ static void s3c24xx_serial_rx_disable(struct uart_port *port)
 
 static void s3c24xx_serial_stop_tx(struct uart_port *port)
 {
+        struct s3c24xx_uart_port *ourport = to_ourport(port);
+
         if (tx_enabled(port)) {
-                disable_irq(TX_IRQ(port));
+                disable_irq(ourport->tx_irq);
                 tx_enabled(port) = 0;
                 if (port->flags & UPF_CONS_FLOW)
                         s3c24xx_serial_rx_enable(port);
@@ -147,11 +144,13 @@ static void s3c24xx_serial_stop_tx(struct uart_port *port)
 
 static void s3c24xx_serial_start_tx(struct uart_port *port)
 {
+        struct s3c24xx_uart_port *ourport = to_ourport(port);
+
         if (!tx_enabled(port)) {
                 if (port->flags & UPF_CONS_FLOW)
                         s3c24xx_serial_rx_disable(port);
 
-                enable_irq(TX_IRQ(port));
+                enable_irq(ourport->tx_irq);
                 tx_enabled(port) = 1;
         }
 }
@@ -159,9 +158,11 @@ static void s3c24xx_serial_start_tx(struct uart_port *port)
 
 static void s3c24xx_serial_stop_rx(struct uart_port *port)
 {
+        struct s3c24xx_uart_port *ourport = to_ourport(port);
+
         if (rx_enabled(port)) {
                 dbg("s3c24xx_serial_stop_rx: port=%p\n", port);
-                disable_irq(RX_IRQ(port));
+                disable_irq(ourport->rx_irq);
                 rx_enabled(port) = 0;
         }
 }
@@ -385,13 +386,13 @@ static void s3c24xx_serial_shutdown(struct uart_port *port)
         struct s3c24xx_uart_port *ourport = to_ourport(port);
 
         if (ourport->tx_claimed) {
-                free_irq(TX_IRQ(port), ourport);
+                free_irq(ourport->tx_irq, ourport);
                 tx_enabled(port) = 0;
                 ourport->tx_claimed = 0;
         }
 
         if (ourport->rx_claimed) {
-                free_irq(RX_IRQ(port), ourport);
+                free_irq(ourport->rx_irq, ourport);
                 ourport->rx_claimed = 0;
                 rx_enabled(port) = 0;
         }
@@ -408,12 +409,11 @@ static int s3c24xx_serial_startup(struct uart_port *port)
 
         rx_enabled(port) = 1;
 
-        ret = request_irq(RX_IRQ(port),
-                          s3c24xx_serial_rx_chars, 0,
+        ret = request_irq(ourport->rx_irq, s3c24xx_serial_rx_chars, 0,
                           s3c24xx_serial_portname(port), ourport);
 
         if (ret != 0) {
-                printk(KERN_ERR "cannot get irq %d\n", RX_IRQ(port));
+                printk(KERN_ERR "cannot get irq %d\n", ourport->rx_irq);
                 return ret;
         }
 
@@ -423,12 +423,11 @@ static int s3c24xx_serial_startup(struct uart_port *port)
 
         tx_enabled(port) = 1;
 
-        ret = request_irq(TX_IRQ(port),
-                          s3c24xx_serial_tx_chars, 0,
+        ret = request_irq(ourport->tx_irq, s3c24xx_serial_tx_chars, 0,
                           s3c24xx_serial_portname(port), ourport);
 
         if (ret) {
-                printk(KERN_ERR "cannot get irq %d\n", TX_IRQ(port));
+                printk(KERN_ERR "cannot get irq %d\n", ourport->tx_irq);
                 goto err;
         }
 
@@ -756,6 +755,8 @@ static const char *s3c24xx_serial_type(struct uart_port *port)
                 return "S3C2440";
         case PORT_S3C2412:
                 return "S3C2412";
+        case PORT_S3C6400:
+                return "S3C6400/10";
         default:
                 return NULL;
         }
@@ -1034,18 +1035,26 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport,
 
         dbg("resource %p (%lx..%lx)\n", res, res->start, res->end);
 
-        port->mapbase   = res->start;
-        port->membase   = S3C24XX_VA_UART + (res->start - S3C24XX_PA_UART);
+        port->mapbase = res->start;
+        port->membase = S3C_VA_UART + res->start - (S3C_PA_UART & 0xfff00000);
         ret = platform_get_irq(platdev, 0);
         if (ret < 0)
                 port->irq = 0;
-        else
+        else {
                 port->irq = ret;
+                ourport->rx_irq = ret;
+                ourport->tx_irq = ret + 1;
+        }
+        
+        ret = platform_get_irq(platdev, 1);
+        if (ret > 0)
+                ourport->tx_irq = ret;
 
         ourport->clk    = clk_get(&platdev->dev, "uart");
 
-        dbg("port: map=%08x, mem=%08x, irq=%d, clock=%ld\n",
-            port->mapbase, port->membase, port->irq, port->uartclk);
+        dbg("port: map=%08x, mem=%08x, irq=%d (%d,%d), clock=%ld\n",
+            port->mapbase, port->membase, port->irq,
+            ourport->rx_irq, ourport->tx_irq, port->uartclk);
 
         /* reset the fifos (and setup the uart) */
         s3c24xx_serial_resetport(port, cfg);
diff --git a/drivers/serial/samsung.h b/drivers/serial/samsung.h
index be263423205..571d6b90d20 100644
--- a/drivers/serial/samsung.h
+++ b/drivers/serial/samsung.h
@@ -36,6 +36,9 @@ struct s3c24xx_uart_port {
         unsigned int                    pm_level;
         unsigned long                   baudclk_rate;
 
+        unsigned int                    rx_irq;
+        unsigned int                    tx_irq;
+
         struct s3c24xx_uart_info        *info;
         struct s3c24xx_uart_clksrc      *clksrc;
         struct clk                      *clk;
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index 4e4f1277f3b..feb3b939ec4 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -158,6 +158,8 @@
 /* SH-SCI */
 #define PORT_SCIFA      83
 
+#define PORT_S3C6400    84
+
 #ifdef __KERNEL__
 
 #include <linux/compiler.h>