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#
# Copyright (C) 2010-2011 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
include $(TOPDIR)/rules.mk

ARCH:=arm
BOARD:=realview
BOARDNAME:=ARM Ltd. Realview board (qemu)
FEATURES:=fpu ramdisk
CFLAGS:=-Os -pipe -march=armv6k -mtune=mpcore -mfloat-abi=softfp -mfpu=vfp -fno-caller-saves
MAINTAINER:=Florian Fainelli <florian@openwrt.org>

LINUX_VERSION:=3.10.3

DEVICE_TYPE:=developerboard

include $(INCLUDE_DIR)/target.mk

define Target/Description
	Build images for ARM Ltd. Realview boards to be run with qemu
endef

KERNELNAME:="zImage"

$(eval $(call BuildTarget))
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-06 14:22:16 +0000
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From fa45905bb2c22c8a349d30f00d9daa301fb1f2ab Mon Sep 17 00:00:00 2001
From: popcornmix <popcornmix@gmail.com>
Date: Sun, 12 May 2013 12:24:19 +0100
Subject: [PATCH 01/54] Main bcm2708 linux port

Signed-off-by: popcornmix <popcornmix@gmail.com>
---
 arch/arm/Kconfig                                 |   17 +
 arch/arm/Kconfig.debug                           |    8 +
 arch/arm/Makefile                                |    1 +
 arch/arm/configs/bcmrpi_cutdown_defconfig        |  474 +++++++
 arch/arm/configs/bcmrpi_defconfig                |  510 ++++++++
 arch/arm/configs/bcmrpi_emergency_defconfig      |  532 ++++++++
 arch/arm/kernel/process.c                        |   10 +
 arch/arm/mach-bcm2708/Kconfig                    |   34 +
 arch/arm/mach-bcm2708/Makefile                   |    7 +
 arch/arm/mach-bcm2708/Makefile.boot              |    3 +
 arch/arm/mach-bcm2708/armctrl.c                  |  208 ++++
 arch/arm/mach-bcm2708/armctrl.h                  |   27 +
 arch/arm/mach-bcm2708/bcm2708.c                  |  720 +++++++++++
 arch/arm/mach-bcm2708/bcm2708.h                  |   49 +
 arch/arm/mach-bcm2708/bcm2708_gpio.c             |  361 ++++++
 arch/arm/mach-bcm2708/clock.c                    |   61 +
 arch/arm/mach-bcm2708/clock.h                    |   24 +
 arch/arm/mach-bcm2708/dma.c                      |  399 ++++++
 arch/arm/mach-bcm2708/include/mach/arm_control.h |  419 +++++++
 arch/arm/mach-bcm2708/include/mach/arm_power.h   |   60 +
 arch/arm/mach-bcm2708/include/mach/clkdev.h      |    7 +
 arch/arm/mach-bcm2708/include/mach/debug-macro.S |   22 +
 arch/arm/mach-bcm2708/include/mach/dma.h         |   86 ++
 arch/arm/mach-bcm2708/include/mach/entry-macro.S |   69 ++
 arch/arm/mach-bcm2708/include/mach/frc.h         |   38 +
 arch/arm/mach-bcm2708/include/mach/gpio.h        |   17 +
 arch/arm/mach-bcm2708/include/mach/hardware.h    |   28 +
 arch/arm/mach-bcm2708/include/mach/io.h          |   27 +
 arch/arm/mach-bcm2708/include/mach/irqs.h        |  194 +++
 arch/arm/mach-bcm2708/include/mach/memory.h      |   57 +
 arch/arm/mach-bcm2708/include/mach/platform.h    |  220 ++++
 arch/arm/mach-bcm2708/include/mach/power.h       |   26 +
 arch/arm/mach-bcm2708/include/mach/system.h      |   38 +
 arch/arm/mach-bcm2708/include/mach/timex.h       |   23 +
 arch/arm/mach-bcm2708/include/mach/uncompress.h  |   84 ++
 arch/arm/mach-bcm2708/include/mach/vc_mem.h      |   35 +
 arch/arm/mach-bcm2708/include/mach/vcio.h        |  141 +++
 arch/arm/mach-bcm2708/include/mach/vmalloc.h     |   20 +
 arch/arm/mach-bcm2708/power.c                    |  194 +++
 arch/arm/mach-bcm2708/vc_mem.c                   |  432 +++++++
 arch/arm/mach-bcm2708/vcio.c                     |  474 +++++++
 arch/arm/mm/Kconfig                              |    2 +-
 arch/arm/mm/proc-v6.S                            |   15 +-
 arch/arm/tools/mach-types                        |    1 +
 drivers/mmc/host/Kconfig                         |   21 +
 drivers/mmc/host/Makefile                        |    1 +
 drivers/mmc/host/sdhci-bcm2708.c                 | 1424 ++++++++++++++++++++++
 drivers/mmc/host/sdhci.c                         |  203 ++-
 drivers/mmc/host/sdhci.h                         |   37 +
 drivers/tty/serial/amba-pl011.c                  |    2 +-
 include/linux/mmc/sdhci.h                        |    2 +
 51 files changed, 7792 insertions(+), 72 deletions(-)
 create mode 100644 arch/arm/configs/bcmrpi_cutdown_defconfig
 create mode 100644 arch/arm/configs/bcmrpi_defconfig
 create mode 100644 arch/arm/configs/bcmrpi_emergency_defconfig
 create mode 100644 arch/arm/mach-bcm2708/Kconfig
 create mode 100644 arch/arm/mach-bcm2708/Makefile
 create mode 100644 arch/arm/mach-bcm2708/Makefile.boot
 create mode 100644 arch/arm/mach-bcm2708/armctrl.c
 create mode 100644 arch/arm/mach-bcm2708/armctrl.h
 create mode 100644 arch/arm/mach-bcm2708/bcm2708.c
 create mode 100644 arch/arm/mach-bcm2708/bcm2708.h
 create mode 100644 arch/arm/mach-bcm2708/bcm2708_gpio.c
 create mode 100644 arch/arm/mach-bcm2708/clock.c
 create mode 100644 arch/arm/mach-bcm2708/clock.h
 create mode 100644 arch/arm/mach-bcm2708/dma.c
 create mode 100644 arch/arm/mach-bcm2708/include/mach/arm_control.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/arm_power.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/clkdev.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/debug-macro.S
 create mode 100644 arch/arm/mach-bcm2708/include/mach/dma.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/entry-macro.S
 create mode 100644 arch/arm/mach-bcm2708/include/mach/frc.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/gpio.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/hardware.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/io.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/irqs.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/memory.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/platform.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/power.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/system.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/timex.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/uncompress.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/vc_mem.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/vcio.h
 create mode 100644 arch/arm/mach-bcm2708/include/mach/vmalloc.h
 create mode 100644 arch/arm/mach-bcm2708/power.c
 create mode 100644 arch/arm/mach-bcm2708/vc_mem.c
 create mode 100644 arch/arm/mach-bcm2708/vcio.c
 create mode 100644 drivers/mmc/host/sdhci-bcm2708.c

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 4733d32..9e23417 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -380,6 +380,22 @@ config ARCH_AT91
 	  This enables support for systems based on Atmel
 	  AT91RM9200 and AT91SAM9* processors.
 
+config ARCH_BCM2708
+	bool "Broadcom BCM2708 family"
+	select CPU_V6
+	select ARM_AMBA
+	select HAVE_CLK
+	select HAVE_SCHED_CLOCK
+	select NEED_MACH_GPIO_H
+	select NEED_MACH_MEMORY_H
+	select CLKDEV_LOOKUP
+	select GENERIC_CLOCKEVENTS
+	select ARM_ERRATA_411920
+	select MACH_BCM2708
+	select VC4
+	help
+	  This enables support for Broadcom BCM2708 boards.
+
 config ARCH_CLPS711X
 	bool "Cirrus Logic CLPS711x/EP721x/EP731x-based"
 	select ARCH_REQUIRE_GPIOLIB
@@ -1054,6 +1070,7 @@ source "arch/arm/mach-virt/Kconfig"
 source "arch/arm/mach-vt8500/Kconfig"
 
 source "arch/arm/mach-w90x900/Kconfig"
+source "arch/arm/mach-bcm2708/Kconfig"
 
 source "arch/arm/mach-zynq/Kconfig"
 
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 0531da8..117fb79 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -920,6 +920,14 @@ choice
 		  options; the platform specific options are deprecated
 		  and will be soon removed.
 
+	config DEBUG_BCM2708_UART0
+		bool "Broadcom BCM2708 UART0 (PL011)"
+		depends on MACH_BCM2708
+		help
+		  Say Y here if you want the debug print routines to direct
+		  their output to UART 0. The port must have been initialised
+		  by the boot-loader before use.
+
 endchoice
 
 config DEBUG_EXYNOS_UART
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 08a9ef5..755e9c2 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -143,6 +143,7 @@ textofs-$(CONFIG_ARCH_MSM8960) := 0x00208000
 # by CONFIG_* macro name.
 machine-$(CONFIG_ARCH_AT91)		+= at91
 machine-$(CONFIG_ARCH_BCM)		+= bcm
+machine-$(CONFIG_ARCH_BCM2708)		+= bcm2708
 machine-$(CONFIG_ARCH_BCM2835)		+= bcm2835
 machine-$(CONFIG_ARCH_BERLIN)		+= berlin
 machine-$(CONFIG_ARCH_CLPS711X)		+= clps711x
diff --git a/arch/arm/configs/bcmrpi_cutdown_defconfig b/arch/arm/configs/bcmrpi_cutdown_defconfig
new file mode 100644
index 0000000..74f2dc9
--- /dev/null
+++ b/arch/arm/configs/bcmrpi_cutdown_defconfig
@@ -0,0 +1,474 @@
+CONFIG_EXPERIMENTAL=y
+# CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_SYSVIPC=y
+CONFIG_POSIX_MQUEUE=y
+CONFIG_IKCONFIG=y
+CONFIG_IKCONFIG_PROC=y
+# CONFIG_UID16 is not set
+# CONFIG_KALLSYMS is not set
+CONFIG_EMBEDDED=y
+# CONFIG_VM_EVENT_COUNTERS is not set
+# CONFIG_COMPAT_BRK is not set
+CONFIG_SLAB=y
+CONFIG_MODULES=y
+CONFIG_MODULE_UNLOAD=y
+CONFIG_MODVERSIONS=y
+CONFIG_MODULE_SRCVERSION_ALL=y
+# CONFIG_BLK_DEV_BSG is not set
+CONFIG_ARCH_BCM2708=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_AEABI=y
+CONFIG_ZBOOT_ROM_TEXT=0x0
+CONFIG_ZBOOT_ROM_BSS=0x0
+CONFIG_CMDLINE="dwc_otg.lpm_enable=0 console=ttyAMA0,115200 kgdboc=ttyAMA0,115200 root=/dev/mmcblk0p2 rootfstype=ext3 rootwait"
+CONFIG_CPU_IDLE=y
+CONFIG_VFP=y
+CONFIG_BINFMT_MISC=m
+CONFIG_NET=y
+CONFIG_PACKET=y
+CONFIG_UNIX=y
+CONFIG_XFRM_USER=y
+CONFIG_NET_KEY=m
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_IP_PNP_RARP=y
+CONFIG_SYN_COOKIES=y
+# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
+# CONFIG_INET_XFRM_MODE_TUNNEL is not set
+# CONFIG_INET_XFRM_MODE_BEET is not set
+# CONFIG_INET_LRO is not set
+# CONFIG_INET_DIAG is not set
+# CONFIG_IPV6 is not set
+CONFIG_NET_PKTGEN=m
+CONFIG_IRDA=m
+CONFIG_IRLAN=m
+CONFIG_IRCOMM=m
+CONFIG_IRDA_ULTRA=y
+CONFIG_IRDA_CACHE_LAST_LSAP=y
+CONFIG_IRDA_FAST_RR=y
+CONFIG_IRTTY_SIR=m
+CONFIG_KINGSUN_DONGLE=m
+CONFIG_KSDAZZLE_DONGLE=m
+CONFIG_KS959_DONGLE=m
+CONFIG_USB_IRDA=m
+CONFIG_SIGMATEL_FIR=m
+CONFIG_MCS_FIR=m
+CONFIG_BT=m
+CONFIG_BT_L2CAP=y
+CONFIG_BT_SCO=y
+CONFIG_BT_RFCOMM=m
+CONFIG_BT_RFCOMM_TTY=y
+CONFIG_BT_BNEP=m
+CONFIG_BT_BNEP_MC_FILTER=y
+CONFIG_BT_BNEP_PROTO_FILTER=y
+CONFIG_BT_HIDP=m
+CONFIG_BT_HCIBTUSB=m
+CONFIG_BT_HCIBCM203X=m
+CONFIG_BT_HCIBPA10X=m
+CONFIG_BT_HCIBFUSB=m
+CONFIG_BT_HCIVHCI=m
+CONFIG_BT_MRVL=m
+CONFIG_BT_MRVL_SDIO=m
+CONFIG_BT_ATH3K=m
+CONFIG_CFG80211=m
+CONFIG_MAC80211=m
+CONFIG_MAC80211_RC_PID=y
+CONFIG_MAC80211_MESH=y
+CONFIG_WIMAX=m
+CONFIG_NET_9P=m
+CONFIG_NFC=m
+CONFIG_NFC_PN533=m
+CONFIG_DEVTMPFS=y
+CONFIG_BLK_DEV_LOOP=y
+CONFIG_BLK_DEV_CRYPTOLOOP=m
+CONFIG_BLK_DEV_NBD=m
+CONFIG_BLK_DEV_RAM=y
+CONFIG_CDROM_PKTCDVD=m
+CONFIG_MISC_DEVICES=y
+CONFIG_SCSI=y
+# CONFIG_SCSI_PROC_FS is not set
+CONFIG_BLK_DEV_SD=m
+CONFIG_BLK_DEV_SR=m
+CONFIG_SCSI_MULTI_LUN=y
+# CONFIG_SCSI_LOWLEVEL is not set
+CONFIG_NETDEVICES=y
+CONFIG_TUN=m
+CONFIG_PHYLIB=m
+CONFIG_MDIO_BITBANG=m
+CONFIG_NET_ETHERNET=y
+# CONFIG_NETDEV_1000 is not set
+# CONFIG_NETDEV_10000 is not set
+CONFIG_LIBERTAS_THINFIRM=m
+CONFIG_LIBERTAS_THINFIRM_USB=m
+CONFIG_AT76C50X_USB=m
+CONFIG_USB_ZD1201=m
+CONFIG_USB_NET_RNDIS_WLAN=m
+CONFIG_RTL8187=m
+CONFIG_MAC80211_HWSIM=m
+CONFIG_ATH_COMMON=m
+CONFIG_ATH9K=m
+CONFIG_ATH9K_HTC=m
+CONFIG_CARL9170=m
+CONFIG_B43=m
+CONFIG_B43LEGACY=m
+CONFIG_HOSTAP=m
+CONFIG_IWM=m
+CONFIG_LIBERTAS=m
+CONFIG_LIBERTAS_USB=m
+CONFIG_LIBERTAS_SDIO=m
+CONFIG_P54_COMMON=m
+CONFIG_P54_USB=m
+CONFIG_RT2X00=m
+CONFIG_RT2500USB=m
+CONFIG_RT73USB=m
+CONFIG_RT2800USB=m
+CONFIG_RT2800USB_RT53XX=y
+CONFIG_RTL8192CU=m
+CONFIG_WL1251=m
+CONFIG_WL12XX_MENU=m
+CONFIG_ZD1211RW=m
+CONFIG_MWIFIEX=m
+CONFIG_MWIFIEX_SDIO=m
+CONFIG_WIMAX_I2400M_USB=m
+CONFIG_USB_CATC=m
+CONFIG_USB_KAWETH=m
+CONFIG_USB_PEGASUS=m
+CONFIG_USB_RTL8150=m
+CONFIG_USB_USBNET=y
+CONFIG_USB_NET_AX8817X=m
+CONFIG_USB_NET_CDCETHER=m
+CONFIG_USB_NET_CDC_EEM=m
+CONFIG_USB_NET_DM9601=m
+CONFIG_USB_NET_SMSC75XX=m
+CONFIG_USB_NET_SMSC95XX=y
+CONFIG_USB_NET_GL620A=m
+CONFIG_USB_NET_NET1080=m
+CONFIG_USB_NET_PLUSB=m
+CONFIG_USB_NET_MCS7830=m
+CONFIG_USB_NET_CDC_SUBSET=m
+CONFIG_USB_ALI_M5632=y
+CONFIG_USB_AN2720=y
+CONFIG_USB_KC2190=y
+# CONFIG_USB_NET_ZAURUS is not set
+CONFIG_USB_NET_CX82310_ETH=m
+CONFIG_USB_NET_KALMIA=m
+CONFIG_USB_NET_INT51X1=m
+CONFIG_USB_IPHETH=m
+CONFIG_USB_SIERRA_NET=m
+CONFIG_USB_VL600=m
+CONFIG_PPP=m
+CONFIG_PPP_ASYNC=m
+CONFIG_PPP_SYNC_TTY=m
+CONFIG_PPP_DEFLATE=m
+CONFIG_PPP_BSDCOMP=m
+CONFIG_SLIP=m
+CONFIG_SLIP_COMPRESSED=y
+CONFIG_NETCONSOLE=m
+CONFIG_INPUT_POLLDEV=m
+# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
+CONFIG_INPUT_JOYDEV=m
+CONFIG_INPUT_EVDEV=m
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+CONFIG_INPUT_MISC=y
+CONFIG_INPUT_AD714X=m
+CONFIG_INPUT_ATI_REMOTE=m
+CONFIG_INPUT_ATI_REMOTE2=m
+CONFIG_INPUT_KEYSPAN_REMOTE=m
+CONFIG_INPUT_POWERMATE=m
+CONFIG_INPUT_YEALINK=m
+CONFIG_INPUT_CM109=m
+CONFIG_INPUT_UINPUT=m
+CONFIG_INPUT_GPIO_ROTARY_ENCODER=m
+CONFIG_INPUT_ADXL34X=m
+CONFIG_INPUT_CMA3000=m
+CONFIG_SERIO=m
+CONFIG_SERIO_RAW=m
+CONFIG_GAMEPORT=m
+CONFIG_GAMEPORT_NS558=m
+CONFIG_GAMEPORT_L4=m
+CONFIG_VT_HW_CONSOLE_BINDING=y
+# CONFIG_LEGACY_PTYS is not set
+# CONFIG_DEVKMEM is not set
+CONFIG_SERIAL_AMBA_PL011=y
+CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
+# CONFIG_HW_RANDOM is not set
+CONFIG_RAW_DRIVER=y
+CONFIG_GPIO_SYSFS=y
+# CONFIG_HWMON is not set
+CONFIG_WATCHDOG=y
+CONFIG_BCM2708_WDT=m
+# CONFIG_MFD_SUPPORT is not set
+CONFIG_FB=y
+CONFIG_FB_BCM2708=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_LOGO=y
+# CONFIG_LOGO_LINUX_MONO is not set
+# CONFIG_LOGO_LINUX_VGA16 is not set
+CONFIG_HID_PID=y
+CONFIG_USB_HIDDEV=y
+CONFIG_HID_A4TECH=m
+CONFIG_HID_ACRUX=m
+CONFIG_HID_APPLE=m
+CONFIG_HID_BELKIN=m
+CONFIG_HID_CHERRY=m
+CONFIG_HID_CHICONY=m
+CONFIG_HID_CYPRESS=m
+CONFIG_HID_DRAGONRISE=m
+CONFIG_HID_EMS_FF=m
+CONFIG_HID_ELECOM=m
+CONFIG_HID_EZKEY=m
+CONFIG_HID_HOLTEK=m
+CONFIG_HID_KEYTOUCH=m
+CONFIG_HID_KYE=m
+CONFIG_HID_UCLOGIC=m
+CONFIG_HID_WALTOP=m
+CONFIG_HID_GYRATION=m
+CONFIG_HID_TWINHAN=m
+CONFIG_HID_KENSINGTON=m
+CONFIG_HID_LCPOWER=m
+CONFIG_HID_LOGITECH=m
+CONFIG_HID_MAGICMOUSE=m
+CONFIG_HID_MICROSOFT=m
+CONFIG_HID_MONTEREY=m
+CONFIG_HID_MULTITOUCH=m
+CONFIG_HID_NTRIG=m
+CONFIG_HID_ORTEK=m
+CONFIG_HID_PANTHERLORD=m
+CONFIG_HID_PETALYNX=m
+CONFIG_HID_PICOLCD=m
+CONFIG_HID_QUANTA=m
+CONFIG_HID_ROCCAT=m
+CONFIG_HID_SAMSUNG=m
+CONFIG_HID_SONY=m
+CONFIG_HID_SPEEDLINK=m
+CONFIG_HID_SUNPLUS=m
+CONFIG_HID_GREENASIA=m
+CONFIG_HID_SMARTJOYPLUS=m
+CONFIG_HID_TOPSEED=m
+CONFIG_HID_THRUSTMASTER=m
+CONFIG_HID_WACOM=m
+CONFIG_HID_WIIMOTE=m
+CONFIG_HID_ZEROPLUS=m
+CONFIG_HID_ZYDACRON=m
+CONFIG_USB=y
+CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
+CONFIG_USB_MON=m
+CONFIG_USB_DWCOTG=y
+CONFIG_USB_STORAGE=y
+CONFIG_USB_STORAGE_REALTEK=m
+CONFIG_USB_STORAGE_DATAFAB=m
+CONFIG_USB_STORAGE_FREECOM=m
+CONFIG_USB_STORAGE_ISD200=m
+CONFIG_USB_STORAGE_USBAT=m
+CONFIG_USB_STORAGE_SDDR09=m
+CONFIG_USB_STORAGE_SDDR55=m
+CONFIG_USB_STORAGE_JUMPSHOT=m
+CONFIG_USB_STORAGE_ALAUDA=m
+CONFIG_USB_STORAGE_ONETOUCH=m
+CONFIG_USB_STORAGE_KARMA=m
+CONFIG_USB_STORAGE_CYPRESS_ATACB=m
+CONFIG_USB_STORAGE_ENE_UB6250=m
+CONFIG_USB_UAS=m
+CONFIG_USB_LIBUSUAL=y
+CONFIG_USB_MDC800=m
+CONFIG_USB_MICROTEK=m
+CONFIG_USB_SERIAL=m
+CONFIG_USB_SERIAL_GENERIC=y
+CONFIG_USB_SERIAL_AIRCABLE=m
+CONFIG_USB_SERIAL_ARK3116=m
+CONFIG_USB_SERIAL_BELKIN=m
+CONFIG_USB_SERIAL_CH341=m
+CONFIG_USB_SERIAL_WHITEHEAT=m
+CONFIG_USB_SERIAL_DIGI_ACCELEPORT=m
+CONFIG_USB_SERIAL_CP210X=m
+CONFIG_USB_SERIAL_CYPRESS_M8=m
+CONFIG_USB_SERIAL_EMPEG=m
+CONFIG_USB_SERIAL_FTDI_SIO=m
+CONFIG_USB_SERIAL_FUNSOFT=m
+CONFIG_USB_SERIAL_VISOR=m
+CONFIG_USB_SERIAL_IPAQ=m
+CONFIG_USB_SERIAL_IR=m
+CONFIG_USB_SERIAL_EDGEPORT=m
+CONFIG_USB_SERIAL_EDGEPORT_TI=m
+CONFIG_USB_SERIAL_GARMIN=m
+CONFIG_USB_SERIAL_IPW=m
+CONFIG_USB_SERIAL_IUU=m
+CONFIG_USB_SERIAL_KEYSPAN_PDA=m
+CONFIG_USB_SERIAL_KEYSPAN=m
+CONFIG_USB_SERIAL_KLSI=m
+CONFIG_USB_SERIAL_KOBIL_SCT=m
+CONFIG_USB_SERIAL_MCT_U232=m
+CONFIG_USB_SERIAL_MOS7720=m
+CONFIG_USB_SERIAL_MOS7840=m
+CONFIG_USB_SERIAL_MOTOROLA=m
+CONFIG_USB_SERIAL_NAVMAN=m
+CONFIG_USB_SERIAL_PL2303=m
+CONFIG_USB_SERIAL_OTI6858=m
+CONFIG_USB_SERIAL_QCAUX=m
+CONFIG_USB_SERIAL_QUALCOMM=m
+CONFIG_USB_SERIAL_SPCP8X5=m
+CONFIG_USB_SERIAL_HP4X=m
+CONFIG_USB_SERIAL_SAFE=m
+CONFIG_USB_SERIAL_SIEMENS_MPI=m
+CONFIG_USB_SERIAL_SIERRAWIRELESS=m
+CONFIG_USB_SERIAL_SYMBOL=m
+CONFIG_USB_SERIAL_TI=m
+CONFIG_USB_SERIAL_CYBERJACK=m
+CONFIG_USB_SERIAL_XIRCOM=m
+CONFIG_USB_SERIAL_OPTION=m
+CONFIG_USB_SERIAL_OMNINET=m
+CONFIG_USB_SERIAL_OPTICON=m
+CONFIG_USB_SERIAL_VIVOPAY_SERIAL=m
+CONFIG_USB_SERIAL_ZIO=m
+CONFIG_USB_SERIAL_SSU100=m
+CONFIG_USB_SERIAL_DEBUG=m
+CONFIG_USB_EMI62=m
+CONFIG_USB_EMI26=m
+CONFIG_USB_ADUTUX=m
+CONFIG_USB_SEVSEG=m
+CONFIG_USB_RIO500=m
+CONFIG_USB_LEGOTOWER=m
+CONFIG_USB_LCD=m
+CONFIG_USB_LED=m
+CONFIG_USB_CYPRESS_CY7C63=m
+CONFIG_USB_CYTHERM=m
+CONFIG_USB_IDMOUSE=m
+CONFIG_USB_FTDI_ELAN=m
+CONFIG_USB_APPLEDISPLAY=m
+CONFIG_USB_LD=m
+CONFIG_USB_TRANCEVIBRATOR=m
+CONFIG_USB_IOWARRIOR=m
+CONFIG_USB_TEST=m
+CONFIG_USB_ISIGHTFW=m
+CONFIG_USB_YUREX=m
+CONFIG_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_PLTFM=y
+CONFIG_MMC_SDHCI_BCM2708=y
+CONFIG_MMC_SDHCI_BCM2708_DMA=y
+CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_TRIGGER_TIMER=m
+CONFIG_LEDS_TRIGGER_HEARTBEAT=m
+CONFIG_LEDS_TRIGGER_DEFAULT_ON=m
+CONFIG_UIO=m
+CONFIG_UIO_PDRV=m
+CONFIG_UIO_PDRV_GENIRQ=m
+# CONFIG_IOMMU_SUPPORT is not set
+CONFIG_EXT4_FS=y
+CONFIG_EXT4_FS_POSIX_ACL=y
+CONFIG_EXT4_FS_SECURITY=y
+CONFIG_REISERFS_FS=m
+CONFIG_REISERFS_FS_XATTR=y
+CONFIG_REISERFS_FS_POSIX_ACL=y
+CONFIG_REISERFS_FS_SECURITY=y
+CONFIG_JFS_FS=m
+CONFIG_JFS_POSIX_ACL=y
+CONFIG_JFS_SECURITY=y
+CONFIG_XFS_FS=m
+CONFIG_XFS_QUOTA=y
+CONFIG_XFS_POSIX_ACL=y
+CONFIG_XFS_RT=y
+CONFIG_GFS2_FS=m
+CONFIG_OCFS2_FS=m
+CONFIG_BTRFS_FS=m
+CONFIG_BTRFS_FS_POSIX_ACL=y
+CONFIG_NILFS2_FS=m
+CONFIG_AUTOFS4_FS=y
+CONFIG_FUSE_FS=m
+CONFIG_CUSE=m
+CONFIG_FSCACHE=y
+CONFIG_CACHEFILES=y
+CONFIG_ISO9660_FS=m
+CONFIG_JOLIET=y
+CONFIG_ZISOFS=y
+CONFIG_UDF_FS=m
+CONFIG_MSDOS_FS=y
+CONFIG_VFAT_FS=y
+CONFIG_FAT_DEFAULT_IOCHARSET="ascii"
+CONFIG_NTFS_FS=m
+CONFIG_TMPFS=y
+CONFIG_TMPFS_POSIX_ACL=y
+CONFIG_CONFIGFS_FS=y
+CONFIG_SQUASHFS=m
+CONFIG_SQUASHFS_XATTR=y
+CONFIG_SQUASHFS_LZO=y
+CONFIG_SQUASHFS_XZ=y
+CONFIG_NFS_FS=y
+CONFIG_NFS_V3=y
+CONFIG_NFS_V3_ACL=y
+CONFIG_NFS_V4=y
+CONFIG_ROOT_NFS=y
+CONFIG_NFS_FSCACHE=y
+CONFIG_CIFS=m
+CONFIG_CIFS_WEAK_PW_HASH=y
+CONFIG_CIFS_XATTR=y
+CONFIG_CIFS_POSIX=y
+CONFIG_9P_FS=m
+CONFIG_PARTITION_ADVANCED=y
+CONFIG_MAC_PARTITION=y
+CONFIG_EFI_PARTITION=y
+CONFIG_NLS_DEFAULT="utf8"
+CONFIG_NLS_CODEPAGE_437=y
+CONFIG_NLS_CODEPAGE_737=m
+CONFIG_NLS_CODEPAGE_775=m
+CONFIG_NLS_CODEPAGE_850=m
+CONFIG_NLS_CODEPAGE_852=m
+CONFIG_NLS_CODEPAGE_855=m
+CONFIG_NLS_CODEPAGE_857=m
+CONFIG_NLS_CODEPAGE_860=m
+CONFIG_NLS_CODEPAGE_861=m
+CONFIG_NLS_CODEPAGE_862=m
+CONFIG_NLS_CODEPAGE_863=m
+CONFIG_NLS_CODEPAGE_864=m
+CONFIG_NLS_CODEPAGE_865=m
+CONFIG_NLS_CODEPAGE_866=m
+CONFIG_NLS_CODEPAGE_869=m
+CONFIG_NLS_CODEPAGE_936=m
+CONFIG_NLS_CODEPAGE_950=m
+CONFIG_NLS_CODEPAGE_932=m
+CONFIG_NLS_CODEPAGE_949=m
+CONFIG_NLS_CODEPAGE_874=m
+CONFIG_NLS_ISO8859_8=m
+CONFIG_NLS_CODEPAGE_1250=m
+CONFIG_NLS_CODEPAGE_1251=m
+CONFIG_NLS_ASCII=y
+CONFIG_NLS_ISO8859_1=m
+CONFIG_NLS_ISO8859_2=m
+CONFIG_NLS_ISO8859_3=m
+CONFIG_NLS_ISO8859_4=m
+CONFIG_NLS_ISO8859_5=m
+CONFIG_NLS_ISO8859_6=m
+CONFIG_NLS_ISO8859_7=m
+CONFIG_NLS_ISO8859_9=m
+CONFIG_NLS_ISO8859_13=m
+CONFIG_NLS_ISO8859_14=m
+CONFIG_NLS_ISO8859_15=m
+CONFIG_NLS_KOI8_R=m
+CONFIG_NLS_KOI8_U=m
+CONFIG_NLS_UTF8=m
+# CONFIG_SCHED_DEBUG is not set
+# CONFIG_DEBUG_BUGVERBOSE is not set
+# CONFIG_FTRACE is not set
+# CONFIG_ARM_UNWIND is not set
+CONFIG_CRYPTO_AUTHENC=m
+CONFIG_CRYPTO_SEQIV=m
+CONFIG_CRYPTO_CBC=y
+CONFIG_CRYPTO_HMAC=y
+CONFIG_CRYPTO_XCBC=m
+CONFIG_CRYPTO_MD5=y
+CONFIG_CRYPTO_SHA1=y
+CONFIG_CRYPTO_SHA256=m
+CONFIG_CRYPTO_SHA512=m
+CONFIG_CRYPTO_TGR192=m
+CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_CAST5=m
+CONFIG_CRYPTO_DES=y
+CONFIG_CRYPTO_DEFLATE=m
+# CONFIG_CRYPTO_ANSI_CPRNG is not set
+# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC_ITU_T=y
+CONFIG_LIBCRC32C=y
diff --git a/arch/arm/configs/bcmrpi_defconfig b/arch/arm/configs/bcmrpi_defconfig
new file mode 100644
index 0000000..339aabf
--- /dev/null
+++ b/arch/arm/configs/bcmrpi_defconfig
@@ -0,0 +1,510 @@
+CONFIG_EXPERIMENTAL=y
+# CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_SYSVIPC=y
+CONFIG_POSIX_MQUEUE=y
+CONFIG_BSD_PROCESS_ACCT=y
+CONFIG_BSD_PROCESS_ACCT_V3=y
+CONFIG_FHANDLE=y
+CONFIG_AUDIT=y
+CONFIG_IKCONFIG=y
+CONFIG_IKCONFIG_PROC=y
+CONFIG_CGROUP_FREEZER=y
+CONFIG_CGROUP_DEVICE=y
+CONFIG_CGROUP_CPUACCT=y
+CONFIG_RESOURCE_COUNTERS=y
+CONFIG_BLK_CGROUP=y
+CONFIG_NAMESPACES=y
+CONFIG_SCHED_AUTOGROUP=y
+CONFIG_EMBEDDED=y
+# CONFIG_COMPAT_BRK is not set
+CONFIG_SLAB=y
+CONFIG_PROFILING=y
+CONFIG_OPROFILE=m
+CONFIG_KPROBES=y
+CONFIG_MODULES=y
+CONFIG_MODULE_UNLOAD=y
+CONFIG_MODVERSIONS=y
+CONFIG_MODULE_SRCVERSION_ALL=y
+# CONFIG_BLK_DEV_BSG is not set
+CONFIG_BLK_DEV_THROTTLING=y
+CONFIG_CFQ_GROUP_IOSCHED=y
+CONFIG_ARCH_BCM2708=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_AEABI=y
+CONFIG_SECCOMP=y
+CONFIG_CC_STACKPROTECTOR=y
+CONFIG_ZBOOT_ROM_TEXT=0x0
+CONFIG_ZBOOT_ROM_BSS=0x0
+CONFIG_CMDLINE="dwc_otg.lpm_enable=0 console=ttyAMA0,115200 kgdboc=ttyAMA0,115200 root=/dev/mmcblk0p2 rootfstype=ext3 rootwait"
+CONFIG_KEXEC=y
+CONFIG_CPU_IDLE=y
+CONFIG_VFP=y
+CONFIG_BINFMT_MISC=m
+CONFIG_NET=y
+CONFIG_PACKET=y
+CONFIG_UNIX=y
+CONFIG_XFRM_USER=y
+CONFIG_NET_KEY=m
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_IP_PNP_RARP=y
+CONFIG_SYN_COOKIES=y
+# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
+# CONFIG_INET_XFRM_MODE_TUNNEL is not set
+# CONFIG_INET_XFRM_MODE_BEET is not set
+# CONFIG_INET_LRO is not set
+# CONFIG_INET_DIAG is not set
+# CONFIG_IPV6 is not set
+CONFIG_NET_PKTGEN=m
+CONFIG_IRDA=m
+CONFIG_IRLAN=m
+CONFIG_IRCOMM=m
+CONFIG_IRDA_ULTRA=y
+CONFIG_IRDA_CACHE_LAST_LSAP=y
+CONFIG_IRDA_FAST_RR=y
+CONFIG_IRTTY_SIR=m
+CONFIG_KINGSUN_DONGLE=m
+CONFIG_KSDAZZLE_DONGLE=m
+CONFIG_KS959_DONGLE=m
+CONFIG_USB_IRDA=m
+CONFIG_SIGMATEL_FIR=m
+CONFIG_MCS_FIR=m
+CONFIG_BT=m
+CONFIG_BT_L2CAP=y
+CONFIG_BT_SCO=y
+CONFIG_BT_RFCOMM=m
+CONFIG_BT_RFCOMM_TTY=y
+CONFIG_BT_BNEP=m
+CONFIG_BT_BNEP_MC_FILTER=y
+CONFIG_BT_BNEP_PROTO_FILTER=y
+CONFIG_BT_HIDP=m
+CONFIG_BT_HCIBTUSB=m
+CONFIG_BT_HCIBCM203X=m
+CONFIG_BT_HCIBPA10X=m
+CONFIG_BT_HCIBFUSB=m
+CONFIG_BT_HCIVHCI=m
+CONFIG_BT_MRVL=m
+CONFIG_BT_MRVL_SDIO=m
+CONFIG_BT_ATH3K=m
+CONFIG_CFG80211=m
+CONFIG_MAC80211=m
+CONFIG_MAC80211_RC_PID=y
+CONFIG_MAC80211_MESH=y
+CONFIG_WIMAX=m
+CONFIG_NET_9P=m
+CONFIG_NFC=m
+CONFIG_NFC_PN533=m
+CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_BLK_DEV_LOOP=y
+CONFIG_BLK_DEV_CRYPTOLOOP=m
+CONFIG_BLK_DEV_NBD=m
+CONFIG_BLK_DEV_RAM=y
+CONFIG_CDROM_PKTCDVD=m
+CONFIG_MISC_DEVICES=y
+CONFIG_SCSI=y
+# CONFIG_SCSI_PROC_FS is not set
+CONFIG_BLK_DEV_SD=m
+CONFIG_BLK_DEV_SR=m
+CONFIG_SCSI_MULTI_LUN=y
+# CONFIG_SCSI_LOWLEVEL is not set
+CONFIG_MD=y
+CONFIG_NETDEVICES=y
+CONFIG_TUN=m
+CONFIG_PHYLIB=m
+CONFIG_MDIO_BITBANG=m
+CONFIG_NET_ETHERNET=y
+# CONFIG_NETDEV_1000 is not set
+# CONFIG_NETDEV_10000 is not set
+CONFIG_LIBERTAS_THINFIRM=m
+CONFIG_LIBERTAS_THINFIRM_USB=m
+CONFIG_AT76C50X_USB=m
+CONFIG_USB_ZD1201=m
+CONFIG_USB_NET_RNDIS_WLAN=m
+CONFIG_RTL8187=m
+CONFIG_MAC80211_HWSIM=m
+CONFIG_ATH_COMMON=m
+CONFIG_ATH9K=m
+CONFIG_ATH9K_HTC=m
+CONFIG_CARL9170=m
+CONFIG_B43=m
+CONFIG_B43LEGACY=m
+CONFIG_HOSTAP=m
+CONFIG_IWM=m
+CONFIG_LIBERTAS=m
+CONFIG_LIBERTAS_USB=m
+CONFIG_LIBERTAS_SDIO=m
+CONFIG_P54_COMMON=m
+CONFIG_P54_USB=m
+CONFIG_RT2X00=m
+CONFIG_RT2500USB=m
+CONFIG_RT73USB=m
+CONFIG_RT2800USB=m
+CONFIG_RT2800USB_RT53XX=y
+CONFIG_RTL8192CU=m
+CONFIG_WL1251=m
+CONFIG_WL12XX_MENU=m
+CONFIG_ZD1211RW=m
+CONFIG_MWIFIEX=m
+CONFIG_MWIFIEX_SDIO=m
+CONFIG_WIMAX_I2400M_USB=m
+CONFIG_USB_CATC=m
+CONFIG_USB_KAWETH=m
+CONFIG_USB_PEGASUS=m
+CONFIG_USB_RTL8150=m
+CONFIG_USB_USBNET=y
+CONFIG_USB_NET_AX8817X=m
+CONFIG_USB_NET_CDCETHER=m
+CONFIG_USB_NET_CDC_EEM=m
+CONFIG_USB_NET_DM9601=m
+CONFIG_USB_NET_SMSC75XX=m
+CONFIG_USB_NET_SMSC95XX=y
+CONFIG_USB_NET_GL620A=m
+CONFIG_USB_NET_NET1080=m
+CONFIG_USB_NET_PLUSB=m
+CONFIG_USB_NET_MCS7830=m
+CONFIG_USB_NET_CDC_SUBSET=m
+CONFIG_USB_ALI_M5632=y
+CONFIG_USB_AN2720=y
+CONFIG_USB_KC2190=y
+# CONFIG_USB_NET_ZAURUS is not set
+CONFIG_USB_NET_CX82310_ETH=m
+CONFIG_USB_NET_KALMIA=m
+CONFIG_USB_NET_INT51X1=m
+CONFIG_USB_IPHETH=m
+CONFIG_USB_SIERRA_NET=m
+CONFIG_USB_VL600=m
+CONFIG_PPP=m
+CONFIG_PPP_ASYNC=m
+CONFIG_PPP_SYNC_TTY=m
+CONFIG_PPP_DEFLATE=m
+CONFIG_PPP_BSDCOMP=m
+CONFIG_SLIP=m
+CONFIG_SLIP_COMPRESSED=y
+CONFIG_NETCONSOLE=m
+CONFIG_INPUT_POLLDEV=m
+# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
+CONFIG_INPUT_JOYDEV=m
+CONFIG_INPUT_EVDEV=m
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+CONFIG_INPUT_MISC=y
+CONFIG_INPUT_AD714X=m
+CONFIG_INPUT_ATI_REMOTE=m
+CONFIG_INPUT_ATI_REMOTE2=m
+CONFIG_INPUT_KEYSPAN_REMOTE=m
+CONFIG_INPUT_POWERMATE=m
+CONFIG_INPUT_YEALINK=m
+CONFIG_INPUT_CM109=m
+CONFIG_INPUT_UINPUT=m
+CONFIG_INPUT_GPIO_ROTARY_ENCODER=m
+CONFIG_INPUT_ADXL34X=m
+CONFIG_INPUT_CMA3000=m
+CONFIG_SERIO=m
+CONFIG_SERIO_RAW=m
+CONFIG_GAMEPORT=m
+CONFIG_GAMEPORT_NS558=m
+CONFIG_GAMEPORT_L4=m
+CONFIG_VT_HW_CONSOLE_BINDING=y
+# CONFIG_LEGACY_PTYS is not set
+# CONFIG_DEVKMEM is not set
+CONFIG_SERIAL_AMBA_PL011=y
+CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
+# CONFIG_HW_RANDOM is not set
+CONFIG_RAW_DRIVER=y
+CONFIG_GPIO_SYSFS=y
+# CONFIG_HWMON is not set
+CONFIG_WATCHDOG=y
+CONFIG_BCM2708_WDT=m
+# CONFIG_MFD_SUPPORT is not set
+CONFIG_FB=y
+CONFIG_FB_BCM2708=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_LOGO=y
+# CONFIG_LOGO_LINUX_MONO is not set
+# CONFIG_LOGO_LINUX_VGA16 is not set
+CONFIG_HID_PID=y
+CONFIG_USB_HIDDEV=y
+CONFIG_HID_A4TECH=m
+CONFIG_HID_ACRUX=m
+CONFIG_HID_APPLE=m
+CONFIG_HID_BELKIN=m
+CONFIG_HID_CHERRY=m
+CONFIG_HID_CHICONY=m
+CONFIG_HID_CYPRESS=m
+CONFIG_HID_DRAGONRISE=m
+CONFIG_HID_EMS_FF=m
+CONFIG_HID_ELECOM=m
+CONFIG_HID_EZKEY=m
+CONFIG_HID_HOLTEK=m
+CONFIG_HID_KEYTOUCH=m
+CONFIG_HID_KYE=m
+CONFIG_HID_UCLOGIC=m
+CONFIG_HID_WALTOP=m
+CONFIG_HID_GYRATION=m
+CONFIG_HID_TWINHAN=m
+CONFIG_HID_KENSINGTON=m
+CONFIG_HID_LCPOWER=m
+CONFIG_HID_LOGITECH=m
+CONFIG_HID_MAGICMOUSE=m
+CONFIG_HID_MICROSOFT=m
+CONFIG_HID_MONTEREY=m
+CONFIG_HID_MULTITOUCH=m
+CONFIG_HID_NTRIG=m
+CONFIG_HID_ORTEK=m
+CONFIG_HID_PANTHERLORD=m
+CONFIG_HID_PETALYNX=m
+CONFIG_HID_PICOLCD=m
+CONFIG_HID_QUANTA=m
+CONFIG_HID_ROCCAT=m
+CONFIG_HID_SAMSUNG=m
+CONFIG_HID_SONY=m
+CONFIG_HID_SPEEDLINK=m
+CONFIG_HID_SUNPLUS=m
+CONFIG_HID_GREENASIA=m
+CONFIG_HID_SMARTJOYPLUS=m
+CONFIG_HID_TOPSEED=m
+CONFIG_HID_THRUSTMASTER=m
+CONFIG_HID_WACOM=m
+CONFIG_HID_WIIMOTE=m
+CONFIG_HID_ZEROPLUS=m
+CONFIG_HID_ZYDACRON=m
+CONFIG_USB=y
+CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
+CONFIG_USB_MON=m
+CONFIG_USB_DWCOTG=y
+CONFIG_USB_STORAGE=y
+CONFIG_USB_STORAGE_REALTEK=m
+CONFIG_USB_STORAGE_DATAFAB=m
+CONFIG_USB_STORAGE_FREECOM=m
+CONFIG_USB_STORAGE_ISD200=m
+CONFIG_USB_STORAGE_USBAT=m
+CONFIG_USB_STORAGE_SDDR09=m
+CONFIG_USB_STORAGE_SDDR55=m
+CONFIG_USB_STORAGE_JUMPSHOT=m
+CONFIG_USB_STORAGE_ALAUDA=m
+CONFIG_USB_STORAGE_ONETOUCH=m
+CONFIG_USB_STORAGE_KARMA=m
+CONFIG_USB_STORAGE_CYPRESS_ATACB=m
+CONFIG_USB_STORAGE_ENE_UB6250=m
+CONFIG_USB_UAS=m
+CONFIG_USB_LIBUSUAL=y
+CONFIG_USB_MDC800=m
+CONFIG_USB_MICROTEK=m
+CONFIG_USB_SERIAL=m
+CONFIG_USB_SERIAL_GENERIC=y
+CONFIG_USB_SERIAL_AIRCABLE=m
+CONFIG_USB_SERIAL_ARK3116=m
+CONFIG_USB_SERIAL_BELKIN=m
+CONFIG_USB_SERIAL_CH341=m
+CONFIG_USB_SERIAL_WHITEHEAT=m
+CONFIG_USB_SERIAL_DIGI_ACCELEPORT=m
+CONFIG_USB_SERIAL_CP210X=m
+CONFIG_USB_SERIAL_CYPRESS_M8=m
+CONFIG_USB_SERIAL_EMPEG=m
+CONFIG_USB_SERIAL_FTDI_SIO=m
+CONFIG_USB_SERIAL_FUNSOFT=m
+CONFIG_USB_SERIAL_VISOR=m
+CONFIG_USB_SERIAL_IPAQ=m
+CONFIG_USB_SERIAL_IR=m
+CONFIG_USB_SERIAL_EDGEPORT=m
+CONFIG_USB_SERIAL_EDGEPORT_TI=m
+CONFIG_USB_SERIAL_GARMIN=m
+CONFIG_USB_SERIAL_IPW=m
+CONFIG_USB_SERIAL_IUU=m
+CONFIG_USB_SERIAL_KEYSPAN_PDA=m
+CONFIG_USB_SERIAL_KEYSPAN=m
+CONFIG_USB_SERIAL_KLSI=m
+CONFIG_USB_SERIAL_KOBIL_SCT=m
+CONFIG_USB_SERIAL_MCT_U232=m
+CONFIG_USB_SERIAL_MOS7720=m
+CONFIG_USB_SERIAL_MOS7840=m
+CONFIG_USB_SERIAL_MOTOROLA=m
+CONFIG_USB_SERIAL_NAVMAN=m
+CONFIG_USB_SERIAL_PL2303=m
+CONFIG_USB_SERIAL_OTI6858=m
+CONFIG_USB_SERIAL_QCAUX=m
+CONFIG_USB_SERIAL_QUALCOMM=m
+CONFIG_USB_SERIAL_SPCP8X5=m
+CONFIG_USB_SERIAL_HP4X=m
+CONFIG_USB_SERIAL_SAFE=m
+CONFIG_USB_SERIAL_SIEMENS_MPI=m
+CONFIG_USB_SERIAL_SIERRAWIRELESS=m
+CONFIG_USB_SERIAL_SYMBOL=m
+CONFIG_USB_SERIAL_TI=m
+CONFIG_USB_SERIAL_CYBERJACK=m
+CONFIG_USB_SERIAL_XIRCOM=m
+CONFIG_USB_SERIAL_OPTION=m
+CONFIG_USB_SERIAL_OMNINET=m
+CONFIG_USB_SERIAL_OPTICON=m
+CONFIG_USB_SERIAL_VIVOPAY_SERIAL=m
+CONFIG_USB_SERIAL_ZIO=m
+CONFIG_USB_SERIAL_SSU100=m
+CONFIG_USB_SERIAL_DEBUG=m
+CONFIG_USB_EMI62=m
+CONFIG_USB_EMI26=m
+CONFIG_USB_ADUTUX=m
+CONFIG_USB_SEVSEG=m
+CONFIG_USB_RIO500=m
+CONFIG_USB_LEGOTOWER=m
+CONFIG_USB_LCD=m
+CONFIG_USB_LED=m
+CONFIG_USB_CYPRESS_CY7C63=m
+CONFIG_USB_CYTHERM=m
+CONFIG_USB_IDMOUSE=m
+CONFIG_USB_FTDI_ELAN=m
+CONFIG_USB_APPLEDISPLAY=m
+CONFIG_USB_LD=m
+CONFIG_USB_TRANCEVIBRATOR=m
+CONFIG_USB_IOWARRIOR=m
+CONFIG_USB_TEST=m
+CONFIG_USB_ISIGHTFW=m
+CONFIG_USB_YUREX=m
+CONFIG_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_PLTFM=y
+CONFIG_MMC_SDHCI_BCM2708=y
+CONFIG_MMC_SDHCI_BCM2708_DMA=y
+CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_TRIGGER_TIMER=m
+CONFIG_LEDS_TRIGGER_HEARTBEAT=m
+CONFIG_LEDS_TRIGGER_DEFAULT_ON=m
+CONFIG_UIO=m
+CONFIG_UIO_PDRV=m
+CONFIG_UIO_PDRV_GENIRQ=m
+# CONFIG_IOMMU_SUPPORT is not set
+CONFIG_EXT4_FS=y
+CONFIG_EXT4_FS_POSIX_ACL=y
+CONFIG_EXT4_FS_SECURITY=y
+CONFIG_REISERFS_FS=m
+CONFIG_REISERFS_FS_XATTR=y
+CONFIG_REISERFS_FS_POSIX_ACL=y
+CONFIG_REISERFS_FS_SECURITY=y
+CONFIG_JFS_FS=m
+CONFIG_JFS_POSIX_ACL=y
+CONFIG_JFS_SECURITY=y
+CONFIG_JFS_STATISTICS=y
+CONFIG_XFS_FS=m
+CONFIG_XFS_QUOTA=y
+CONFIG_XFS_POSIX_ACL=y
+CONFIG_XFS_RT=y
+CONFIG_GFS2_FS=m
+CONFIG_OCFS2_FS=m
+CONFIG_BTRFS_FS=m
+CONFIG_BTRFS_FS_POSIX_ACL=y
+CONFIG_NILFS2_FS=m
+CONFIG_FANOTIFY=y
+CONFIG_AUTOFS4_FS=y
+CONFIG_FUSE_FS=m
+CONFIG_CUSE=m
+CONFIG_FSCACHE=y
+CONFIG_FSCACHE_STATS=y
+CONFIG_FSCACHE_HISTOGRAM=y
+CONFIG_CACHEFILES=y
+CONFIG_ISO9660_FS=m
+CONFIG_JOLIET=y
+CONFIG_ZISOFS=y
+CONFIG_UDF_FS=m
+CONFIG_MSDOS_FS=y
+CONFIG_VFAT_FS=y
+CONFIG_FAT_DEFAULT_IOCHARSET="ascii"
+CONFIG_NTFS_FS=m
+CONFIG_TMPFS=y
+CONFIG_TMPFS_POSIX_ACL=y
+CONFIG_CONFIGFS_FS=y
+CONFIG_SQUASHFS=m
+CONFIG_SQUASHFS_XATTR=y
+CONFIG_SQUASHFS_LZO=y
+CONFIG_SQUASHFS_XZ=y
+CONFIG_NFS_FS=y
+CONFIG_NFS_V3=y
+CONFIG_NFS_V3_ACL=y
+CONFIG_NFS_V4=y
+CONFIG_ROOT_NFS=y
+CONFIG_NFS_FSCACHE=y
+CONFIG_CIFS=m
+CONFIG_CIFS_WEAK_PW_HASH=y
+CONFIG_CIFS_XATTR=y
+CONFIG_CIFS_POSIX=y
+CONFIG_9P_FS=m
+CONFIG_9P_FS_POSIX_ACL=y
+CONFIG_PARTITION_ADVANCED=y
+CONFIG_MAC_PARTITION=y
+CONFIG_EFI_PARTITION=y
+CONFIG_NLS_DEFAULT="utf8"
+CONFIG_NLS_CODEPAGE_437=y
+CONFIG_NLS_CODEPAGE_737=m
+CONFIG_NLS_CODEPAGE_775=m
+CONFIG_NLS_CODEPAGE_850=m
+CONFIG_NLS_CODEPAGE_852=m
+CONFIG_NLS_CODEPAGE_855=m
+CONFIG_NLS_CODEPAGE_857=m
+CONFIG_NLS_CODEPAGE_860=m
+CONFIG_NLS_CODEPAGE_861=m
+CONFIG_NLS_CODEPAGE_862=m
+CONFIG_NLS_CODEPAGE_863=m
+CONFIG_NLS_CODEPAGE_864=m
+CONFIG_NLS_CODEPAGE_865=m
+CONFIG_NLS_CODEPAGE_866=m
+CONFIG_NLS_CODEPAGE_869=m
+CONFIG_NLS_CODEPAGE_936=m
+CONFIG_NLS_CODEPAGE_950=m
+CONFIG_NLS_CODEPAGE_932=m
+CONFIG_NLS_CODEPAGE_949=m
+CONFIG_NLS_CODEPAGE_874=m
+CONFIG_NLS_ISO8859_8=m
+CONFIG_NLS_CODEPAGE_1250=m
+CONFIG_NLS_CODEPAGE_1251=m
+CONFIG_NLS_ASCII=y
+CONFIG_NLS_ISO8859_1=m
+CONFIG_NLS_ISO8859_2=m
+CONFIG_NLS_ISO8859_3=m
+CONFIG_NLS_ISO8859_4=m
+CONFIG_NLS_ISO8859_5=m
+CONFIG_NLS_ISO8859_6=m
+CONFIG_NLS_ISO8859_7=m
+CONFIG_NLS_ISO8859_9=m
+CONFIG_NLS_ISO8859_13=m
+CONFIG_NLS_ISO8859_14=m
+CONFIG_NLS_ISO8859_15=m
+CONFIG_NLS_KOI8_R=m
+CONFIG_NLS_KOI8_U=m
+CONFIG_NLS_UTF8=m
+CONFIG_PRINTK_TIME=y
+CONFIG_DETECT_HUNG_TASK=y
+CONFIG_TIMER_STATS=y
+CONFIG_DEBUG_STACK_USAGE=y
+CONFIG_DEBUG_INFO=y
+CONFIG_DEBUG_MEMORY_INIT=y
+CONFIG_BOOT_PRINTK_DELAY=y
+CONFIG_LATENCYTOP=y
+CONFIG_SYSCTL_SYSCALL_CHECK=y
+CONFIG_IRQSOFF_TRACER=y
+CONFIG_SCHED_TRACER=y
+CONFIG_STACK_TRACER=y
+CONFIG_BLK_DEV_IO_TRACE=y
+CONFIG_FUNCTION_PROFILER=y
+CONFIG_KGDB=y
+CONFIG_KGDB_KDB=y
+CONFIG_KDB_KEYBOARD=y
+CONFIG_STRICT_DEVMEM=y
+CONFIG_CRYPTO_AUTHENC=m
+CONFIG_CRYPTO_SEQIV=m
+CONFIG_CRYPTO_CBC=y
+CONFIG_CRYPTO_HMAC=y
+CONFIG_CRYPTO_XCBC=m
+CONFIG_CRYPTO_MD5=y
+CONFIG_CRYPTO_SHA1=y
+CONFIG_CRYPTO_SHA256=m
+CONFIG_CRYPTO_SHA512=m
+CONFIG_CRYPTO_TGR192=m
+CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_CAST5=m
+CONFIG_CRYPTO_DES=y
+CONFIG_CRYPTO_DEFLATE=m
+# CONFIG_CRYPTO_ANSI_CPRNG is not set
+# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC_ITU_T=y
+CONFIG_LIBCRC32C=y
diff --git a/arch/arm/configs/bcmrpi_emergency_defconfig b/arch/arm/configs/bcmrpi_emergency_defconfig
new file mode 100644
index 0000000..3b40c49
--- /dev/null
+++ b/arch/arm/configs/bcmrpi_emergency_defconfig
@@ -0,0 +1,532 @@
+CONFIG_EXPERIMENTAL=y
+# CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_SYSVIPC=y
+CONFIG_POSIX_MQUEUE=y
+CONFIG_BSD_PROCESS_ACCT=y
+CONFIG_BSD_PROCESS_ACCT_V3=y
+CONFIG_FHANDLE=y
+CONFIG_AUDIT=y
+CONFIG_IKCONFIG=y
+CONFIG_IKCONFIG_PROC=y
+CONFIG_BLK_DEV_INITRD=y
+CONFIG_INITRAMFS_SOURCE="../target_fs"
+CONFIG_CGROUP_FREEZER=y
+CONFIG_CGROUP_DEVICE=y
+CONFIG_CGROUP_CPUACCT=y
+CONFIG_RESOURCE_COUNTERS=y
+CONFIG_BLK_CGROUP=y
+CONFIG_NAMESPACES=y
+CONFIG_SCHED_AUTOGROUP=y
+CONFIG_EMBEDDED=y
+# CONFIG_COMPAT_BRK is not set
+CONFIG_SLAB=y
+CONFIG_PROFILING=y
+CONFIG_OPROFILE=m
+CONFIG_KPROBES=y
+CONFIG_MODULES=y
+CONFIG_MODULE_UNLOAD=y
+CONFIG_MODVERSIONS=y
+CONFIG_MODULE_SRCVERSION_ALL=y
+# CONFIG_BLK_DEV_BSG is not set
+CONFIG_BLK_DEV_THROTTLING=y
+CONFIG_CFQ_GROUP_IOSCHED=y
+CONFIG_ARCH_BCM2708=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_AEABI=y
+CONFIG_SECCOMP=y
+CONFIG_CC_STACKPROTECTOR=y
+CONFIG_ZBOOT_ROM_TEXT=0x0
+CONFIG_ZBOOT_ROM_BSS=0x0
+CONFIG_CMDLINE="dwc_otg.lpm_enable=0 console=ttyAMA0,115200 kgdboc=ttyAMA0,115200 root=/dev/mmcblk0p2 rootfstype=ext3 rootwait"
+CONFIG_KEXEC=y
+CONFIG_CPU_IDLE=y
+CONFIG_VFP=y
+CONFIG_BINFMT_MISC=m
+CONFIG_NET=y
+CONFIG_PACKET=y
+CONFIG_UNIX=y
+CONFIG_XFRM_USER=y
+CONFIG_NET_KEY=m
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_IP_PNP_RARP=y
+CONFIG_SYN_COOKIES=y
+# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
+# CONFIG_INET_XFRM_MODE_TUNNEL is not set
+# CONFIG_INET_XFRM_MODE_BEET is not set
+# CONFIG_INET_LRO is not set
+# CONFIG_INET_DIAG is not set
+# CONFIG_IPV6 is not set
+CONFIG_NET_PKTGEN=m
+CONFIG_IRDA=m
+CONFIG_IRLAN=m
+CONFIG_IRCOMM=m
+CONFIG_IRDA_ULTRA=y
+CONFIG_IRDA_CACHE_LAST_LSAP=y
+CONFIG_IRDA_FAST_RR=y
+CONFIG_IRTTY_SIR=m
+CONFIG_KINGSUN_DONGLE=m
+CONFIG_KSDAZZLE_DONGLE=m
+CONFIG_KS959_DONGLE=m
+CONFIG_USB_IRDA=m
+CONFIG_SIGMATEL_FIR=m
+CONFIG_MCS_FIR=m
+CONFIG_BT=m
+CONFIG_BT_L2CAP=y
+CONFIG_BT_SCO=y
+CONFIG_BT_RFCOMM=m
+CONFIG_BT_RFCOMM_TTY=y
+CONFIG_BT_BNEP=m
+CONFIG_BT_BNEP_MC_FILTER=y
+CONFIG_BT_BNEP_PROTO_FILTER=y
+CONFIG_BT_HIDP=m
+CONFIG_BT_HCIBTUSB=m
+CONFIG_BT_HCIBCM203X=m
+CONFIG_BT_HCIBPA10X=m
+CONFIG_BT_HCIBFUSB=m
+CONFIG_BT_HCIVHCI=m
+CONFIG_BT_MRVL=m
+CONFIG_BT_MRVL_SDIO=m
+CONFIG_BT_ATH3K=m
+CONFIG_CFG80211=m
+CONFIG_MAC80211=m
+CONFIG_MAC80211_RC_PID=y
+CONFIG_MAC80211_MESH=y
+CONFIG_WIMAX=m
+CONFIG_NET_9P=m
+CONFIG_NFC=m
+CONFIG_NFC_PN533=m
+CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_BLK_DEV_LOOP=y
+CONFIG_BLK_DEV_CRYPTOLOOP=m
+CONFIG_BLK_DEV_NBD=m
+CONFIG_BLK_DEV_RAM=y
+CONFIG_CDROM_PKTCDVD=m
+CONFIG_MISC_DEVICES=y
+CONFIG_SCSI=y
+# CONFIG_SCSI_PROC_FS is not set
+CONFIG_BLK_DEV_SD=y
+CONFIG_BLK_DEV_SR=m
+CONFIG_SCSI_MULTI_LUN=y
+# CONFIG_SCSI_LOWLEVEL is not set
+CONFIG_MD=y
+CONFIG_NETDEVICES=y
+CONFIG_TUN=m
+CONFIG_PHYLIB=m
+CONFIG_MDIO_BITBANG=m
+CONFIG_NET_ETHERNET=y
+# CONFIG_NETDEV_1000 is not set
+# CONFIG_NETDEV_10000 is not set
+CONFIG_LIBERTAS_THINFIRM=m
+CONFIG_LIBERTAS_THINFIRM_USB=m
+CONFIG_AT76C50X_USB=m
+CONFIG_USB_ZD1201=m
+CONFIG_USB_NET_RNDIS_WLAN=m
+CONFIG_RTL8187=m
+CONFIG_MAC80211_HWSIM=m
+CONFIG_ATH_COMMON=m
+CONFIG_ATH9K=m
+CONFIG_ATH9K_HTC=m
+CONFIG_CARL9170=m
+CONFIG_B43=m
+CONFIG_B43LEGACY=m
+CONFIG_HOSTAP=m
+CONFIG_IWM=m
+CONFIG_LIBERTAS=m
+CONFIG_LIBERTAS_USB=m
+CONFIG_LIBERTAS_SDIO=m
+CONFIG_P54_COMMON=m
+CONFIG_P54_USB=m
+CONFIG_RT2X00=m
+CONFIG_RT2500USB=m
+CONFIG_RT73USB=m
+CONFIG_RT2800USB=m
+CONFIG_RT2800USB_RT53XX=y
+CONFIG_RTL8192CU=m
+CONFIG_WL1251=m
+CONFIG_WL12XX_MENU=m
+CONFIG_ZD1211RW=m
+CONFIG_MWIFIEX=m
+CONFIG_MWIFIEX_SDIO=m
+CONFIG_WIMAX_I2400M_USB=m
+CONFIG_USB_CATC=m
+CONFIG_USB_KAWETH=m
+CONFIG_USB_PEGASUS=m
+CONFIG_USB_RTL8150=m
+CONFIG_USB_USBNET=y
+CONFIG_USB_NET_AX8817X=m
+CONFIG_USB_NET_CDCETHER=m
+CONFIG_USB_NET_CDC_EEM=m
+CONFIG_USB_NET_DM9601=m
+CONFIG_USB_NET_SMSC75XX=m
+CONFIG_USB_NET_SMSC95XX=y
+CONFIG_USB_NET_GL620A=m
+CONFIG_USB_NET_NET1080=m
+CONFIG_USB_NET_PLUSB=m
+CONFIG_USB_NET_MCS7830=m
+CONFIG_USB_NET_CDC_SUBSET=m
+CONFIG_USB_ALI_M5632=y
+CONFIG_USB_AN2720=y
+CONFIG_USB_KC2190=y
+# CONFIG_USB_NET_ZAURUS is not set
+CONFIG_USB_NET_CX82310_ETH=m
+CONFIG_USB_NET_KALMIA=m
+CONFIG_USB_NET_INT51X1=m
+CONFIG_USB_IPHETH=m
+CONFIG_USB_SIERRA_NET=m
+CONFIG_USB_VL600=m
+CONFIG_PPP=m
+CONFIG_PPP_ASYNC=m
+CONFIG_PPP_SYNC_TTY=m
+CONFIG_PPP_DEFLATE=m
+CONFIG_PPP_BSDCOMP=m
+CONFIG_SLIP=m
+CONFIG_SLIP_COMPRESSED=y
+CONFIG_NETCONSOLE=m
+CONFIG_INPUT_POLLDEV=m
+# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
+CONFIG_INPUT_JOYDEV=m
+CONFIG_INPUT_EVDEV=m
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+CONFIG_INPUT_MISC=y
+CONFIG_INPUT_AD714X=m
+CONFIG_INPUT_ATI_REMOTE=m
+CONFIG_INPUT_ATI_REMOTE2=m
+CONFIG_INPUT_KEYSPAN_REMOTE=m
+CONFIG_INPUT_POWERMATE=m
+CONFIG_INPUT_YEALINK=m
+CONFIG_INPUT_CM109=m
+CONFIG_INPUT_UINPUT=m
+CONFIG_INPUT_GPIO_ROTARY_ENCODER=m
+CONFIG_INPUT_ADXL34X=m
+CONFIG_INPUT_CMA3000=m
+CONFIG_SERIO=m
+CONFIG_SERIO_RAW=m
+CONFIG_GAMEPORT=m
+CONFIG_GAMEPORT_NS558=m
+CONFIG_GAMEPORT_L4=m
+CONFIG_VT_HW_CONSOLE_BINDING=y
+# CONFIG_LEGACY_PTYS is not set
+# CONFIG_DEVKMEM is not set
+CONFIG_SERIAL_AMBA_PL011=y
+CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
+# CONFIG_HW_RANDOM is not set
+CONFIG_RAW_DRIVER=y
+CONFIG_GPIO_SYSFS=y
+# CONFIG_HWMON is not set
+CONFIG_WATCHDOG=y
+CONFIG_BCM2708_WDT=m
+# CONFIG_MFD_SUPPORT is not set
+CONFIG_FB=y
+CONFIG_FB_BCM2708=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_LOGO=y
+# CONFIG_LOGO_LINUX_MONO is not set
+# CONFIG_LOGO_LINUX_VGA16 is not set
+CONFIG_SOUND=y
+CONFIG_SND=m
+CONFIG_SND_SEQUENCER=m
+CONFIG_SND_SEQ_DUMMY=m
+CONFIG_SND_MIXER_OSS=m
+CONFIG_SND_PCM_OSS=m
+CONFIG_SND_SEQUENCER_OSS=y
+CONFIG_SND_HRTIMER=m
+CONFIG_SND_DUMMY=m
+CONFIG_SND_ALOOP=m
+CONFIG_SND_VIRMIDI=m
+CONFIG_SND_MTPAV=m
+CONFIG_SND_SERIAL_U16550=m
+CONFIG_SND_MPU401=m
+CONFIG_SND_BCM2835=m
+CONFIG_SND_USB_AUDIO=m
+CONFIG_SND_USB_UA101=m
+CONFIG_SND_USB_CAIAQ=m
+CONFIG_SND_USB_6FIRE=m
+CONFIG_SOUND_PRIME=m
+CONFIG_HID_PID=y
+CONFIG_USB_HIDDEV=y
+CONFIG_HID_A4TECH=m
+CONFIG_HID_ACRUX=m
+CONFIG_HID_APPLE=m
+CONFIG_HID_BELKIN=m
+CONFIG_HID_CHERRY=m
+CONFIG_HID_CHICONY=m
+CONFIG_HID_CYPRESS=m
+CONFIG_HID_DRAGONRISE=m
+CONFIG_HID_EMS_FF=m
+CONFIG_HID_ELECOM=m
+CONFIG_HID_EZKEY=m
+CONFIG_HID_HOLTEK=m
+CONFIG_HID_KEYTOUCH=m
+CONFIG_HID_KYE=m
+CONFIG_HID_UCLOGIC=m
+CONFIG_HID_WALTOP=m
+CONFIG_HID_GYRATION=m
+CONFIG_HID_TWINHAN=m
+CONFIG_HID_KENSINGTON=m
+CONFIG_HID_LCPOWER=m
+CONFIG_HID_LOGITECH=m
+CONFIG_HID_MAGICMOUSE=m
+CONFIG_HID_MICROSOFT=m
+CONFIG_HID_MONTEREY=m
+CONFIG_HID_MULTITOUCH=m
+CONFIG_HID_NTRIG=m
+CONFIG_HID_ORTEK=m
+CONFIG_HID_PANTHERLORD=m
+CONFIG_HID_PETALYNX=m
+CONFIG_HID_PICOLCD=m
+CONFIG_HID_QUANTA=m
+CONFIG_HID_ROCCAT=m
+CONFIG_HID_SAMSUNG=m
+CONFIG_HID_SONY=m
+CONFIG_HID_SPEEDLINK=m
+CONFIG_HID_SUNPLUS=m
+CONFIG_HID_GREENASIA=m
+CONFIG_HID_SMARTJOYPLUS=m
+CONFIG_HID_TOPSEED=m
+CONFIG_HID_THRUSTMASTER=m
+CONFIG_HID_WACOM=m
+CONFIG_HID_WIIMOTE=m
+CONFIG_HID_ZEROPLUS=m
+CONFIG_HID_ZYDACRON=m
+CONFIG_USB=y
+CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
+CONFIG_USB_MON=m
+CONFIG_USB_DWCOTG=y
+CONFIG_USB_STORAGE=y
+CONFIG_USB_STORAGE_REALTEK=m
+CONFIG_USB_STORAGE_DATAFAB=m
+CONFIG_USB_STORAGE_FREECOM=m
+CONFIG_USB_STORAGE_ISD200=m
+CONFIG_USB_STORAGE_USBAT=m
+CONFIG_USB_STORAGE_SDDR09=m
+CONFIG_USB_STORAGE_SDDR55=m
+CONFIG_USB_STORAGE_JUMPSHOT=m
+CONFIG_USB_STORAGE_ALAUDA=m
+CONFIG_USB_STORAGE_ONETOUCH=m
+CONFIG_USB_STORAGE_KARMA=m
+CONFIG_USB_STORAGE_CYPRESS_ATACB=m
+CONFIG_USB_STORAGE_ENE_UB6250=m
+CONFIG_USB_UAS=y
+CONFIG_USB_LIBUSUAL=y
+CONFIG_USB_MDC800=m
+CONFIG_USB_MICROTEK=m
+CONFIG_USB_SERIAL=m
+CONFIG_USB_SERIAL_GENERIC=y
+CONFIG_USB_SERIAL_AIRCABLE=m
+CONFIG_USB_SERIAL_ARK3116=m
+CONFIG_USB_SERIAL_BELKIN=m
+CONFIG_USB_SERIAL_CH341=m
+CONFIG_USB_SERIAL_WHITEHEAT=m
+CONFIG_USB_SERIAL_DIGI_ACCELEPORT=m
+CONFIG_USB_SERIAL_CP210X=m
+CONFIG_USB_SERIAL_CYPRESS_M8=m
+CONFIG_USB_SERIAL_EMPEG=m
+CONFIG_USB_SERIAL_FTDI_SIO=m
+CONFIG_USB_SERIAL_FUNSOFT=m
+CONFIG_USB_SERIAL_VISOR=m
+CONFIG_USB_SERIAL_IPAQ=m
+CONFIG_USB_SERIAL_IR=m
+CONFIG_USB_SERIAL_EDGEPORT=m
+CONFIG_USB_SERIAL_EDGEPORT_TI=m
+CONFIG_USB_SERIAL_GARMIN=m
+CONFIG_USB_SERIAL_IPW=m
+CONFIG_USB_SERIAL_IUU=m
+CONFIG_USB_SERIAL_KEYSPAN_PDA=m
+CONFIG_USB_SERIAL_KEYSPAN=m
+CONFIG_USB_SERIAL_KLSI=m
+CONFIG_USB_SERIAL_KOBIL_SCT=m
+CONFIG_USB_SERIAL_MCT_U232=m
+CONFIG_USB_SERIAL_MOS7720=m
+CONFIG_USB_SERIAL_MOS7840=m
+CONFIG_USB_SERIAL_MOTOROLA=m
+CONFIG_USB_SERIAL_NAVMAN=m
+CONFIG_USB_SERIAL_PL2303=m
+CONFIG_USB_SERIAL_OTI6858=m
+CONFIG_USB_SERIAL_QCAUX=m
+CONFIG_USB_SERIAL_QUALCOMM=m
+CONFIG_USB_SERIAL_SPCP8X5=m
+CONFIG_USB_SERIAL_HP4X=m
+CONFIG_USB_SERIAL_SAFE=m
+CONFIG_USB_SERIAL_SIEMENS_MPI=m
+CONFIG_USB_SERIAL_SIERRAWIRELESS=m
+CONFIG_USB_SERIAL_SYMBOL=m
+CONFIG_USB_SERIAL_TI=m
+CONFIG_USB_SERIAL_CYBERJACK=m
+CONFIG_USB_SERIAL_XIRCOM=m
+CONFIG_USB_SERIAL_OPTION=m
+CONFIG_USB_SERIAL_OMNINET=m
+CONFIG_USB_SERIAL_OPTICON=m
+CONFIG_USB_SERIAL_VIVOPAY_SERIAL=m
+CONFIG_USB_SERIAL_ZIO=m
+CONFIG_USB_SERIAL_SSU100=m
+CONFIG_USB_SERIAL_DEBUG=m
+CONFIG_USB_EMI62=m
+CONFIG_USB_EMI26=m
+CONFIG_USB_ADUTUX=m
+CONFIG_USB_SEVSEG=m
+CONFIG_USB_RIO500=m
+CONFIG_USB_LEGOTOWER=m
+CONFIG_USB_LCD=m
+CONFIG_USB_LED=m
+CONFIG_USB_CYPRESS_CY7C63=m
+CONFIG_USB_CYTHERM=m
+CONFIG_USB_IDMOUSE=m
+CONFIG_USB_FTDI_ELAN=m
+CONFIG_USB_APPLEDISPLAY=m
+CONFIG_USB_LD=m
+CONFIG_USB_TRANCEVIBRATOR=m
+CONFIG_USB_IOWARRIOR=m
+CONFIG_USB_TEST=m
+CONFIG_USB_ISIGHTFW=m
+CONFIG_USB_YUREX=m
+CONFIG_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_PLTFM=y
+CONFIG_MMC_SDHCI_BCM2708=y
+CONFIG_MMC_SDHCI_BCM2708_DMA=y
+CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_TRIGGER_TIMER=m
+CONFIG_LEDS_TRIGGER_HEARTBEAT=m
+CONFIG_LEDS_TRIGGER_DEFAULT_ON=m
+CONFIG_UIO=m
+CONFIG_UIO_PDRV=m
+CONFIG_UIO_PDRV_GENIRQ=m
+# CONFIG_IOMMU_SUPPORT is not set
+CONFIG_EXT4_FS=y
+CONFIG_EXT4_FS_POSIX_ACL=y
+CONFIG_EXT4_FS_SECURITY=y
+CONFIG_REISERFS_FS=m
+CONFIG_REISERFS_FS_XATTR=y
+CONFIG_REISERFS_FS_POSIX_ACL=y
+CONFIG_REISERFS_FS_SECURITY=y
+CONFIG_JFS_FS=m
+CONFIG_JFS_POSIX_ACL=y
+CONFIG_JFS_SECURITY=y
+CONFIG_JFS_STATISTICS=y
+CONFIG_XFS_FS=m
+CONFIG_XFS_QUOTA=y
+CONFIG_XFS_POSIX_ACL=y
+CONFIG_XFS_RT=y
+CONFIG_GFS2_FS=m
+CONFIG_OCFS2_FS=m
+CONFIG_BTRFS_FS=m
+CONFIG_BTRFS_FS_POSIX_ACL=y
+CONFIG_NILFS2_FS=m
+CONFIG_FANOTIFY=y
+CONFIG_AUTOFS4_FS=y
+CONFIG_FUSE_FS=m
+CONFIG_CUSE=m
+CONFIG_FSCACHE=y
+CONFIG_FSCACHE_STATS=y
+CONFIG_FSCACHE_HISTOGRAM=y
+CONFIG_CACHEFILES=y
+CONFIG_ISO9660_FS=m
+CONFIG_JOLIET=y
+CONFIG_ZISOFS=y
+CONFIG_UDF_FS=m
+CONFIG_MSDOS_FS=y
+CONFIG_VFAT_FS=y
+CONFIG_FAT_DEFAULT_IOCHARSET="ascii"
+CONFIG_NTFS_FS=m
+CONFIG_TMPFS=y
+CONFIG_TMPFS_POSIX_ACL=y
+CONFIG_CONFIGFS_FS=y
+CONFIG_SQUASHFS=m
+CONFIG_SQUASHFS_XATTR=y
+CONFIG_SQUASHFS_LZO=y
+CONFIG_SQUASHFS_XZ=y
+CONFIG_NFS_FS=y
+CONFIG_NFS_V3=y
+CONFIG_NFS_V3_ACL=y
+CONFIG_NFS_V4=y
+CONFIG_ROOT_NFS=y
+CONFIG_NFS_FSCACHE=y
+CONFIG_CIFS=m
+CONFIG_CIFS_WEAK_PW_HASH=y
+CONFIG_CIFS_XATTR=y
+CONFIG_CIFS_POSIX=y
+CONFIG_9P_FS=m
+CONFIG_9P_FS_POSIX_ACL=y
+CONFIG_PARTITION_ADVANCED=y
+CONFIG_MAC_PARTITION=y
+CONFIG_EFI_PARTITION=y
+CONFIG_NLS_DEFAULT="utf8"
+CONFIG_NLS_CODEPAGE_437=y
+CONFIG_NLS_CODEPAGE_737=m
+CONFIG_NLS_CODEPAGE_775=m
+CONFIG_NLS_CODEPAGE_850=m
+CONFIG_NLS_CODEPAGE_852=m
+CONFIG_NLS_CODEPAGE_855=m
+CONFIG_NLS_CODEPAGE_857=m
+CONFIG_NLS_CODEPAGE_860=m
+CONFIG_NLS_CODEPAGE_861=m
+CONFIG_NLS_CODEPAGE_862=m
+CONFIG_NLS_CODEPAGE_863=m
+CONFIG_NLS_CODEPAGE_864=m
+CONFIG_NLS_CODEPAGE_865=m
+CONFIG_NLS_CODEPAGE_866=m
+CONFIG_NLS_CODEPAGE_869=m
+CONFIG_NLS_CODEPAGE_936=m
+CONFIG_NLS_CODEPAGE_950=m
+CONFIG_NLS_CODEPAGE_932=m
+CONFIG_NLS_CODEPAGE_949=m
+CONFIG_NLS_CODEPAGE_874=m
+CONFIG_NLS_ISO8859_8=m
+CONFIG_NLS_CODEPAGE_1250=m
+CONFIG_NLS_CODEPAGE_1251=m
+CONFIG_NLS_ASCII=y
+CONFIG_NLS_ISO8859_1=m
+CONFIG_NLS_ISO8859_2=m
+CONFIG_NLS_ISO8859_3=m
+CONFIG_NLS_ISO8859_4=m
+CONFIG_NLS_ISO8859_5=m
+CONFIG_NLS_ISO8859_6=m
+CONFIG_NLS_ISO8859_7=m
+CONFIG_NLS_ISO8859_9=m
+CONFIG_NLS_ISO8859_13=m
+CONFIG_NLS_ISO8859_14=m
+CONFIG_NLS_ISO8859_15=m
+CONFIG_NLS_KOI8_R=m
+CONFIG_NLS_KOI8_U=m
+CONFIG_NLS_UTF8=m
+CONFIG_PRINTK_TIME=y
+CONFIG_DETECT_HUNG_TASK=y
+CONFIG_TIMER_STATS=y
+CONFIG_DEBUG_STACK_USAGE=y
+CONFIG_DEBUG_INFO=y
+CONFIG_DEBUG_MEMORY_INIT=y
+CONFIG_BOOT_PRINTK_DELAY=y
+CONFIG_LATENCYTOP=y
+CONFIG_SYSCTL_SYSCALL_CHECK=y
+CONFIG_IRQSOFF_TRACER=y
+CONFIG_SCHED_TRACER=y
+CONFIG_STACK_TRACER=y
+CONFIG_BLK_DEV_IO_TRACE=y
+CONFIG_FUNCTION_PROFILER=y
+CONFIG_KGDB=y
+CONFIG_KGDB_KDB=y
+CONFIG_KDB_KEYBOARD=y
+CONFIG_STRICT_DEVMEM=y
+CONFIG_CRYPTO_AUTHENC=m
+CONFIG_CRYPTO_SEQIV=m
+CONFIG_CRYPTO_CBC=y
+CONFIG_CRYPTO_HMAC=y
+CONFIG_CRYPTO_XCBC=m
+CONFIG_CRYPTO_MD5=y
+CONFIG_CRYPTO_SHA1=y
+CONFIG_CRYPTO_SHA256=m
+CONFIG_CRYPTO_SHA512=m
+CONFIG_CRYPTO_TGR192=m
+CONFIG_CRYPTO_WP512=m
+CONFIG_CRYPTO_CAST5=m
+CONFIG_CRYPTO_DES=y
+CONFIG_CRYPTO_DEFLATE=m
+# CONFIG_CRYPTO_ANSI_CPRNG is not set
+# CONFIG_CRYPTO_HW is not set
+CONFIG_CRC_ITU_T=y
+CONFIG_LIBCRC32C=y
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 92f7b15..7b5ed03 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -176,6 +176,16 @@ void arch_cpu_idle(void)
 		default_idle();
 }
 
+char bcm2708_reboot_mode = 'h';
+
+int __init reboot_setup(char *str)
+{
+	bcm2708_reboot_mode = str[0];
+	return 1;
+}
+
+__setup("reboot=", reboot_setup);
+
 /*
  * Called by kexec, immediately prior to machine_kexec().
  *
diff --git a/arch/arm/mach-bcm2708/Kconfig b/arch/arm/mach-bcm2708/Kconfig
new file mode 100644
index 0000000..9355841
--- /dev/null
+++ b/arch/arm/mach-bcm2708/Kconfig
@@ -0,0 +1,34 @@
+menu "Broadcom BCM2708 Implementations"
+	depends on ARCH_BCM2708
+
+config MACH_BCM2708
+	bool "Broadcom BCM2708 Development Platform"
+	select NEED_MACH_MEMORY_H
+	select NEED_MACH_IO_H
+	select CPU_V6
+	help
+	  Include support for the Broadcom(R) BCM2708 platform.
+
+config BCM2708_GPIO
+	bool "BCM2708 gpio support"
+	depends on MACH_BCM2708
+	select ARCH_REQUIRE_GPIOLIB
+        default y
+	help
+	  Include support for the Broadcom(R) BCM2708 gpio.
+
+config BCM2708_VCMEM
+	bool "Videocore Memory"
+	depends on MACH_BCM2708
+        default y
+        help
+          Helper for videocore memory access and total size allocation.
+
+config BCM2708_NOL2CACHE
+	bool "Videocore L2 cache disable"
+	depends on MACH_BCM2708
+        default n
+        help
+          Do not allow ARM to use GPU's L2 cache. Requires disable_l2cache in config.txt.
+
+endmenu
diff --git a/arch/arm/mach-bcm2708/Makefile b/arch/arm/mach-bcm2708/Makefile
new file mode 100644
index 0000000..a722f3f
--- /dev/null
+++ b/arch/arm/mach-bcm2708/Makefile
@@ -0,0 +1,7 @@
+#
+# Makefile for the linux kernel.
+#
+
+obj-$(CONFIG_MACH_BCM2708) 	+= clock.o bcm2708.o armctrl.o vcio.o power.o dma.o
+obj-$(CONFIG_BCM2708_GPIO)	+= bcm2708_gpio.o
+obj-$(CONFIG_BCM2708_VCMEM)	+= vc_mem.o
diff --git a/arch/arm/mach-bcm2708/Makefile.boot b/arch/arm/mach-bcm2708/Makefile.boot
new file mode 100644
index 0000000..67039c3
--- /dev/null
+++ b/arch/arm/mach-bcm2708/Makefile.boot
@@ -0,0 +1,3 @@
+   zreladdr-y	:= 0x00008000
+params_phys-y	:= 0x00000100
+initrd_phys-y	:= 0x00800000
diff --git a/arch/arm/mach-bcm2708/armctrl.c b/arch/arm/mach-bcm2708/armctrl.c
new file mode 100644
index 0000000..da18725
--- /dev/null
+++ b/arch/arm/mach-bcm2708/armctrl.c
@@ -0,0 +1,208 @@
+/*
+ *  linux/arch/arm/mach-bcm2708/armctrl.c
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/io.h>
+#include <linux/version.h>
+#include <linux/syscore_ops.h>
+#include <linux/interrupt.h>
+
+#include <asm/mach/irq.h>
+#include <mach/hardware.h>
+#include "armctrl.h"
+
+/* For support of kernels >= 3.0 assume only one VIC for now*/
+static unsigned int remap_irqs[(INTERRUPT_ARASANSDIO + 1) - INTERRUPT_JPEG] = {
+	INTERRUPT_VC_JPEG,
+	INTERRUPT_VC_USB,
+	INTERRUPT_VC_3D,
+	INTERRUPT_VC_DMA2,
+	INTERRUPT_VC_DMA3,
+	INTERRUPT_VC_I2C,
+	INTERRUPT_VC_SPI,
+	INTERRUPT_VC_I2SPCM,
+	INTERRUPT_VC_SDIO,
+	INTERRUPT_VC_UART,
+	INTERRUPT_VC_ARASANSDIO
+};
+
+static void armctrl_mask_irq(struct irq_data *d)
+{
+	static const unsigned int disables[4] = {
+		ARM_IRQ_DIBL1,
+		ARM_IRQ_DIBL2,
+		ARM_IRQ_DIBL3,
+		0
+	};
+
+	unsigned int data = (unsigned int)irq_get_chip_data(d->irq);
+	writel(1 << (data & 0x1f), __io_address(disables[(data >> 5) & 0x3]));
+}
+
+static void armctrl_unmask_irq(struct irq_data *d)
+{
+	static const unsigned int enables[4] = {
+		ARM_IRQ_ENBL1,
+		ARM_IRQ_ENBL2,
+		ARM_IRQ_ENBL3,
+		0
+	};
+
+	unsigned int data = (unsigned int)irq_get_chip_data(d->irq);
+	writel(1 << (data & 0x1f), __io_address(enables[(data >> 5) & 0x3]));
+}
+
+#if defined(CONFIG_PM)
+
+/* for kernels 3.xx use the new syscore_ops apis but for older kernels use the sys dev class */
+
+/* Static defines
+ * struct armctrl_device - VIC PM device (< 3.xx)
+ * @sysdev: The system device which is registered. (< 3.xx)
+ * @irq: The IRQ number for the base of the VIC.
+ * @base: The register base for the VIC.
+ * @resume_sources: A bitmask of interrupts for resume.
+ * @resume_irqs: The IRQs enabled for resume.
+ * @int_select: Save for VIC_INT_SELECT.
+ * @int_enable: Save for VIC_INT_ENABLE.
+ * @soft_int: Save for VIC_INT_SOFT.
+ * @protect: Save for VIC_PROTECT.
+ */
+struct armctrl_info {
+	void __iomem *base;
+	int irq;
+	u32 resume_sources;
+	u32 resume_irqs;
+	u32 int_select;
+	u32 int_enable;
+	u32 soft_int;
+	u32 protect;
+} armctrl;
+
+static int armctrl_suspend(void)
+{
+	return 0;
+}
+
+static void armctrl_resume(void)
+{
+	return;
+}
+
+/**
+ * armctrl_pm_register - Register a VIC for later power management control
+ * @base: The base address of the VIC.
+ * @irq: The base IRQ for the VIC.
+ * @resume_sources: bitmask of interrupts allowed for resume sources.
+ *
+ * For older kernels (< 3.xx) do -
+ * Register the VIC with the system device tree so that it can be notified
+ * of suspend and resume requests and ensure that the correct actions are
+ * taken to re-instate the settings on resume.
+ */
+static void __init armctrl_pm_register(void __iomem * base, unsigned int irq,
+				       u32 resume_sources)
+{
+	armctrl.base = base;
+	armctrl.resume_sources = resume_sources;
+	armctrl.irq = irq;
+}
+
+static int armctrl_set_wake(struct irq_data *d, unsigned int on)
+{
+	unsigned int off = d->irq & 31;
+	u32 bit = 1 << off;
+
+	if (!(bit & armctrl.resume_sources))
+		return -EINVAL;
+
+	if (on)
+		armctrl.resume_irqs |= bit;
+	else
+		armctrl.resume_irqs &= ~bit;
+
+	return 0;
+}
+
+#else
+static inline void armctrl_pm_register(void __iomem * base, unsigned int irq,
+				       u32 arg1)
+{
+}
+
+#define armctrl_suspend NULL
+#define armctrl_resume NULL
+#define armctrl_set_wake NULL
+#endif /* CONFIG_PM */
+
+static struct syscore_ops armctrl_syscore_ops = {
+	.suspend = armctrl_suspend,
+	.resume = armctrl_resume,
+};
+
+/**
+ * armctrl_syscore_init - initicall to register VIC pm functions
+ *
+ * This is called via late_initcall() to register
+ * the resources for the VICs due to the early
+ * nature of the VIC's registration.
+*/
+static int __init armctrl_syscore_init(void)
+{
+	register_syscore_ops(&armctrl_syscore_ops);
+	return 0;
+}
+
+late_initcall(armctrl_syscore_init);
+
+static struct irq_chip armctrl_chip = {
+	.name = "ARMCTRL",
+	.irq_ack = armctrl_mask_irq,
+	.irq_mask = armctrl_mask_irq,
+	.irq_unmask = armctrl_unmask_irq,
+	.irq_set_wake = armctrl_set_wake,
+};
+
+/**
+ * armctrl_init - initialise a vectored interrupt controller
+ * @base: iomem base address
+ * @irq_start: starting interrupt number, must be muliple of 32
+ * @armctrl_sources: bitmask of interrupt sources to allow
+ * @resume_sources: bitmask of interrupt sources to allow for resume
+ */
+int __init armctrl_init(void __iomem * base, unsigned int irq_start,
+			u32 armctrl_sources, u32 resume_sources)
+{
+	unsigned int irq;
+
+	for (irq = 0; irq < NR_IRQS; irq++) {
+		unsigned int data = irq;
+		if (irq >= INTERRUPT_JPEG && irq <= INTERRUPT_ARASANSDIO)
+			data = remap_irqs[irq - INTERRUPT_JPEG];
+
+		irq_set_chip(irq, &armctrl_chip);
+		irq_set_chip_data(irq, (void *)data);
+		irq_set_handler(irq, handle_level_irq);
+		set_irq_flags(irq, IRQF_VALID | IRQF_PROBE | IRQF_DISABLED);
+	}
+
+	armctrl_pm_register(base, irq_start, resume_sources);
+	return 0;
+}
diff --git a/arch/arm/mach-bcm2708/armctrl.h b/arch/arm/mach-bcm2708/armctrl.h
new file mode 100644
index 0000000..0aa916e
--- /dev/null
+++ b/arch/arm/mach-bcm2708/armctrl.h
@@ -0,0 +1,27 @@
+/*
+ *  linux/arch/arm/mach-bcm2708/armctrl.h
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __BCM2708_ARMCTRL_H
+#define __BCM2708_ARMCTRL_H
+
+extern int __init armctrl_init(void __iomem * base, unsigned int irq_start,
+			       u32 armctrl_sources, u32 resume_sources);
+
+#endif
diff --git a/arch/arm/mach-bcm2708/bcm2708.c b/arch/arm/mach-bcm2708/bcm2708.c
new file mode 100644
index 0000000..a5af6ec
--- /dev/null
+++ b/arch/arm/mach-bcm2708/bcm2708.c
@@ -0,0 +1,720 @@
+/*
+ *  linux/arch/arm/mach-bcm2708/bcm2708.c
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/dma-mapping.h>
+#include <linux/serial_8250.h>
+#include <linux/platform_device.h>
+#include <linux/syscore_ops.h>
+#include <linux/interrupt.h>
+#include <linux/amba/bus.h>
+#include <linux/amba/clcd.h>
+#include <linux/clockchips.h>
+#include <linux/cnt32_to_63.h>
+#include <linux/io.h>
+#include <linux/module.h>
+
+#include <linux/version.h>
+#include <linux/clkdev.h>
+#include <asm/system.h>
+#include <mach/hardware.h>
+#include <asm/irq.h>
+#include <linux/leds.h>
+#include <asm/mach-types.h>
+#include <linux/sched_clock.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+#include <asm/mach/irq.h>
+#include <asm/mach/time.h>
+#include <asm/mach/map.h>
+
+#include <mach/timex.h>
+#include <mach/dma.h>
+#include <mach/vcio.h>
+#include <mach/system.h>
+
+#include <linux/delay.h>
+
+#include "bcm2708.h"
+#include "armctrl.h"
+#include "clock.h"
+
+#ifdef CONFIG_BCM_VC_CMA
+#include <linux/broadcom/vc_cma.h>
+#endif
+
+
+/* Effectively we have an IOMMU (ARM<->VideoCore map) that is set up to
+ * give us IO access only to 64Mbytes of physical memory (26 bits).  We could
+ * represent this window by setting our dmamasks to 26 bits but, in fact
+ * we're not going to use addresses outside this range (they're not in real
+ * memory) so we don't bother.
+ *
+ * In the future we might include code to use this IOMMU to remap other
+ * physical addresses onto VideoCore memory then the use of 32-bits would be
+ * more legitimate.
+ */
+#define DMA_MASK_BITS_COMMON 32
+
+/* command line parameters */
+static unsigned boardrev, serial;
+static unsigned uart_clock;
+static unsigned disk_led_gpio = 16;
+static unsigned disk_led_active_low = 1;
+static unsigned reboot_part = 0;
+
+static void __init bcm2708_init_led(void);
+
+void __init bcm2708_init_irq(void)
+{
+	armctrl_init(__io_address(ARMCTRL_IC_BASE), 0, 0, 0);
+}
+
+static struct map_desc bcm2708_io_desc[] __initdata = {
+	{
+	 .virtual = IO_ADDRESS(ARMCTRL_BASE),
+	 .pfn = __phys_to_pfn(ARMCTRL_BASE),
+	 .length = SZ_4K,
+	 .type = MT_DEVICE},
+	{
+	 .virtual = IO_ADDRESS(UART0_BASE),
+	 .pfn = __phys_to_pfn(UART0_BASE),
+	 .length = SZ_4K,
+	 .type = MT_DEVICE},
+	{
+	 .virtual = IO_ADDRESS(UART1_BASE),
+	 .pfn = __phys_to_pfn(UART1_BASE),
+	 .length = SZ_4K,
+	 .type = MT_DEVICE},
+	{
+	 .virtual = IO_ADDRESS(DMA_BASE),
+	 .pfn = __phys_to_pfn(DMA_BASE),
+	 .length = SZ_4K,
+	 .type = MT_DEVICE},
+	{
+	 .virtual = IO_ADDRESS(MCORE_BASE),
+	 .pfn = __phys_to_pfn(MCORE_BASE),
+	 .length = SZ_4K,
+	 .type = MT_DEVICE},
+	{
+	 .virtual = IO_ADDRESS(ST_BASE),
+	 .pfn = __phys_to_pfn(ST_BASE),
+	 .length = SZ_4K,
+	 .type = MT_DEVICE},
+	{
+	 .virtual = IO_ADDRESS(USB_BASE),
+	 .pfn = __phys_to_pfn(USB_BASE),
+	 .length = SZ_128K,
+	 .type = MT_DEVICE},
+	{
+	 .virtual = IO_ADDRESS(PM_BASE),
+	 .pfn = __phys_to_pfn(PM_BASE),
+	 .length = SZ_4K,
+	 .type = MT_DEVICE},
+	{
+	 .virtual = IO_ADDRESS(GPIO_BASE),
+	 .pfn = __phys_to_pfn(GPIO_BASE),
+	 .length = SZ_4K,
+	 .type = MT_DEVICE}
+};
+
+void __init bcm2708_map_io(void)
+{
+	iotable_init(bcm2708_io_desc, ARRAY_SIZE(bcm2708_io_desc));
+}
+
+/* The STC is a free running counter that increments at the rate of 1MHz */
+#define STC_FREQ_HZ 1000000
+
+static inline uint32_t timer_read(void)
+{
+	/* STC: a free running counter that increments at the rate of 1MHz */
+	return readl(__io_address(ST_BASE + 0x04));
+}
+
+static unsigned long bcm2708_read_current_timer(void)
+{
+	return timer_read();
+}
+
+static u32 notrace bcm2708_read_sched_clock(void)
+{
+	return timer_read();
+}
+
+static cycle_t clksrc_read(struct clocksource *cs)
+{
+	return timer_read();
+}
+
+static struct clocksource clocksource_stc = {
+	.name = "stc",
+	.rating = 300,
+	.read = clksrc_read,
+	.mask = CLOCKSOURCE_MASK(32),
+	.flags = CLOCK_SOURCE_IS_CONTINUOUS,
+};
+
+unsigned long frc_clock_ticks32(void)
+{
+	return timer_read();
+}
+
+static void __init bcm2708_clocksource_init(void)
+{
+	if (clocksource_register_hz(&clocksource_stc, STC_FREQ_HZ)) {
+		printk(KERN_ERR "timer: failed to initialize clock "
+		       "source %s\n", clocksource_stc.name);
+	}
+}
+
+
+/*
+ * These are fixed clocks.
+ */
+static struct clk ref24_clk = {
+	.rate = UART0_CLOCK,	/* The UART is clocked at 3MHz via APB_CLK */
+};
+
+static struct clk osc_clk = {
+#ifdef CONFIG_ARCH_BCM2708_CHIPIT
+	.rate = 27000000,
+#else
+	.rate = 500000000,	/* ARM clock is set from the VideoCore booter */
+#endif
+};
+
+/* warning - the USB needs a clock > 34MHz */
+
+#ifdef CONFIG_MMC_BCM2708
+static struct clk sdhost_clk = {
+#ifdef CONFIG_ARCH_BCM2708_CHIPIT
+	.rate = 4000000,	/* 4MHz */
+#else
+	.rate = 250000000,	/* 250MHz */
+#endif
+};
+#endif
+
+static struct clk_lookup lookups[] = {
+	{			/* UART0 */
+	 .dev_id = "dev:f1",
+	 .clk = &ref24_clk,
+	 },
+	{			/* USB */
+	 .dev_id = "bcm2708_usb",
+	 .clk = &osc_clk,
+	 }
+};
+
+#define UART0_IRQ	{ IRQ_UART, 0 /*NO_IRQ*/ }
+#define UART0_DMA	{ 15, 14 }
+
+AMBA_DEVICE(uart0, "dev:f1", UART0, NULL);
+
+static struct amba_device *amba_devs[] __initdata = {
+	&uart0_device,
+};
+
+static struct resource bcm2708_dmaman_resources[] = {
+	{
+	 .start = DMA_BASE,
+	 .end = DMA_BASE + SZ_4K - 1,
+	 .flags = IORESOURCE_MEM,
+	 }
+};
+
+static struct platform_device bcm2708_dmaman_device = {
+	.name = BCM_DMAMAN_DRIVER_NAME,
+	.id = 0,		/* first bcm2708_dma */
+	.resource = bcm2708_dmaman_resources,
+	.num_resources = ARRAY_SIZE(bcm2708_dmaman_resources),
+};
+
+static u64 fb_dmamask = DMA_BIT_MASK(DMA_MASK_BITS_COMMON);
+
+static struct platform_device bcm2708_fb_device = {
+	.name = "bcm2708_fb",
+	.id = -1,		/* only one bcm2708_fb */
+	.resource = NULL,
+	.num_resources = 0,
+	.dev = {
+		.dma_mask = &fb_dmamask,
+		.coherent_dma_mask = DMA_BIT_MASK(DMA_MASK_BITS_COMMON),
+		},
+};
+
+static struct plat_serial8250_port bcm2708_uart1_platform_data[] = {
+	{
+	 .mapbase = UART1_BASE + 0x40,
+	 .irq = IRQ_AUX,
+	 .uartclk = 125000000,
+	 .regshift = 2,
+	 .iotype = UPIO_MEM,
+	 .flags = UPF_FIXED_TYPE | UPF_IOREMAP | UPF_SKIP_TEST,
+	 .type = PORT_8250,
+	 },
+	{},
+};
+
+static struct platform_device bcm2708_uart1_device = {
+	.name = "serial8250",
+	.id = PLAT8250_DEV_PLATFORM,
+	.dev = {
+		.platform_data = bcm2708_uart1_platform_data,
+		},
+};
+
+static struct resource bcm2708_usb_resources[] = {
+	[0] = {
+	       .start = USB_BASE,
+	       .end = USB_BASE + SZ_128K - 1,
+	       .flags = IORESOURCE_MEM,
+	       },
+	[1] = {
+	       .start = IRQ_USB,
+	       .end = IRQ_USB,
+	       .flags = IORESOURCE_IRQ,
+	       },
+};
+
+static u64 usb_dmamask = DMA_BIT_MASK(DMA_MASK_BITS_COMMON);
+
+static struct platform_device bcm2708_usb_device = {
+	.name = "bcm2708_usb",
+	.id = -1,		/* only one bcm2708_usb */
+	.resource = bcm2708_usb_resources,
+	.num_resources = ARRAY_SIZE(bcm2708_usb_resources),
+	.dev = {
+		.dma_mask = &usb_dmamask,
+		.coherent_dma_mask = DMA_BIT_MASK(DMA_MASK_BITS_COMMON),
+		},
+};
+
+static struct resource bcm2708_vcio_resources[] = {
+	[0] = {			/* mailbox/semaphore/doorbell access */
+	       .start = MCORE_BASE,
+	       .end = MCORE_BASE + SZ_4K - 1,
+	       .flags = IORESOURCE_MEM,
+	       },
+};
+
+static u64 vcio_dmamask = DMA_BIT_MASK(DMA_MASK_BITS_COMMON);
+
+static struct platform_device bcm2708_vcio_device = {
+	.name = BCM_VCIO_DRIVER_NAME,
+	.id = -1,		/* only one VideoCore I/O area */
+	.resource = bcm2708_vcio_resources,
+	.num_resources = ARRAY_SIZE(bcm2708_vcio_resources),
+	.dev = {
+		.dma_mask = &vcio_dmamask,
+		.coherent_dma_mask = DMA_BIT_MASK(DMA_MASK_BITS_COMMON),
+		},
+};
+
+#ifdef CONFIG_BCM2708_GPIO
+#define BCM_GPIO_DRIVER_NAME "bcm2708_gpio"
+
+static struct resource bcm2708_gpio_resources[] = {
+	[0] = {			/* general purpose I/O */
+	       .start = GPIO_BASE,
+	       .end = GPIO_BASE + SZ_4K - 1,
+	       .flags = IORESOURCE_MEM,
+	       },
+};
+
+static u64 gpio_dmamask = DMA_BIT_MASK(DMA_MASK_BITS_COMMON);
+
+static struct platform_device bcm2708_gpio_device = {
+	.name = BCM_GPIO_DRIVER_NAME,
+	.id = -1,		/* only one VideoCore I/O area */
+	.resource = bcm2708_gpio_resources,
+	.num_resources = ARRAY_SIZE(bcm2708_gpio_resources),
+	.dev = {
+		.dma_mask = &gpio_dmamask,
+		.coherent_dma_mask = DMA_BIT_MASK(DMA_MASK_BITS_COMMON),
+		},
+};
+#endif
+
+static struct resource bcm2708_systemtimer_resources[] = {
+	[0] = {			/* system timer access */
+	       .start = ST_BASE,
+	       .end = ST_BASE + SZ_4K - 1,
+	       .flags = IORESOURCE_MEM,
+	       },
+	{
+	 .start = IRQ_TIMER3,
+	 .end = IRQ_TIMER3,
+	 .flags = IORESOURCE_IRQ,
+	 }
+
+};
+
+static u64 systemtimer_dmamask = DMA_BIT_MASK(DMA_MASK_BITS_COMMON);
+
+static struct platform_device bcm2708_systemtimer_device = {
+	.name = "bcm2708_systemtimer",
+	.id = -1,		/* only one VideoCore I/O area */
+	.resource = bcm2708_systemtimer_resources,
+	.num_resources = ARRAY_SIZE(bcm2708_systemtimer_resources),
+	.dev = {
+		.dma_mask = &systemtimer_dmamask,
+		.coherent_dma_mask = DMA_BIT_MASK(DMA_MASK_BITS_COMMON),
+		},
+};
+
+#ifdef CONFIG_MMC_SDHCI_BCM2708	/* Arasan emmc SD */
+static struct resource bcm2708_emmc_resources[] = {
+	[0] = {
+	       .start = EMMC_BASE,
+	       .end = EMMC_BASE + SZ_256 - 1,	/* we only need this area */
+	       /* the memory map actually makes SZ_4K available  */
+	       .flags = IORESOURCE_MEM,
+	       },
+	[1] = {
+	       .start = IRQ_ARASANSDIO,
+	       .end = IRQ_ARASANSDIO,
+	       .flags = IORESOURCE_IRQ,
+	       },
+};
+
+static u64 bcm2708_emmc_dmamask = 0xffffffffUL;
+
+struct platform_device bcm2708_emmc_device = {
+	.name = "bcm2708_sdhci",
+	.id = 0,
+	.num_resources = ARRAY_SIZE(bcm2708_emmc_resources),
+	.resource = bcm2708_emmc_resources,
+	.dev = {
+		.dma_mask = &bcm2708_emmc_dmamask,
+		.coherent_dma_mask = 0xffffffffUL},
+};
+#endif /* CONFIG_MMC_SDHCI_BCM2708 */
+
+static struct resource bcm2708_powerman_resources[] = {
+	[0] = {
+	       .start = PM_BASE,
+	       .end = PM_BASE + SZ_256 - 1,
+	       .flags = IORESOURCE_MEM,
+	       },
+};
+
+static u64 powerman_dmamask = DMA_BIT_MASK(DMA_MASK_BITS_COMMON);
+
+struct platform_device bcm2708_powerman_device = {
+	.name = "bcm2708_powerman",
+	.id = 0,
+	.num_resources = ARRAY_SIZE(bcm2708_powerman_resources),
+	.resource = bcm2708_powerman_resources,
+	.dev = {
+		.dma_mask = &powerman_dmamask,
+		.coherent_dma_mask = 0xffffffffUL},
+};
+
+int __init bcm_register_device(struct platform_device *pdev)
+{
+	int ret;
+
+	ret = platform_device_register(pdev);
+	if (ret)
+		pr_debug("Unable to register platform device '%s': %d\n",
+			 pdev->name, ret);
+
+	return ret;
+}
+
+int calc_rsts(int partition)
+{
+	return PM_PASSWORD |
+		((partition & (1 << 0))  << 0) |
+		((partition & (1 << 1))  << 1) |
+		((partition & (1 << 2))  << 2) |
+		((partition & (1 << 3))  << 3) |
+		((partition & (1 << 4))  << 4) |
+		((partition & (1 << 5))  << 5);
+}
+
+static void bcm2708_restart(enum reboot_mode mode, const char *cmd)
+{
+	extern char bcm2708_reboot_mode;
+	uint32_t pm_rstc, pm_wdog;
+	uint32_t timeout = 10;
+	uint32_t pm_rsts = 0;
+
+	if(bcm2708_reboot_mode == 'q')
+	{
+		// NOOBS < 1.3 booting with reboot=q
+		pm_rsts = readl(__io_address(PM_RSTS));
+		pm_rsts = PM_PASSWORD | pm_rsts | PM_RSTS_HADWRQ_SET;
+	}
+	else if(bcm2708_reboot_mode == 'p')
+	{
+		// NOOBS < 1.3 halting
+		pm_rsts = readl(__io_address(PM_RSTS));
+		pm_rsts = PM_PASSWORD | pm_rsts | PM_RSTS_HADWRH_SET;
+	}
+	else
+	{
+		pm_rsts = calc_rsts(reboot_part);
+	}
+
+	writel(pm_rsts, __io_address(PM_RSTS));
+
+	/* Setup watchdog for reset */
+	pm_rstc = readl(__io_address(PM_RSTC));
+
+	pm_wdog = PM_PASSWORD | (timeout & PM_WDOG_TIME_SET); // watchdog timer = timer clock / 16; need password (31:16) + value (11:0)
+	pm_rstc = PM_PASSWORD | (pm_rstc & PM_RSTC_WRCFG_CLR) | PM_RSTC_WRCFG_FULL_RESET;
+
+	writel(pm_wdog, __io_address(PM_WDOG));
+	writel(pm_rstc, __io_address(PM_RSTC));
+}
+
+/* We can't really power off, but if we do the normal reset scheme, and indicate to bootcode.bin not to reboot, then most of the chip will be powered off */
+static void bcm2708_power_off(void)
+{
+	extern char bcm2708_reboot_mode;
+	if(bcm2708_reboot_mode == 'q')
+	{
+		// NOOBS < v1.3
+		bcm2708_restart('p', "");
+	}
+	else
+	{
+		/* partition 63 is special code for HALT the bootloader knows not to boot*/
+		reboot_part = 63;
+		/* continue with normal reset mechanism */
+		bcm2708_restart(0, "");
+	}
+}
+
+void __init bcm2708_init(void)
+{
+	int i;
+
+#if defined(CONFIG_BCM_VC_CMA)
+	vc_cma_early_init();
+#endif
+	printk("bcm2708.uart_clock = %d\n", uart_clock);
+	pm_power_off = bcm2708_power_off;
+
+	if (uart_clock)
+		lookups[0].clk->rate = uart_clock;
+
+	for (i = 0; i < ARRAY_SIZE(lookups); i++)
+		clkdev_add(&lookups[i]);
+
+	bcm_register_device(&bcm2708_dmaman_device);
+	bcm_register_device(&bcm2708_vcio_device);
+#ifdef CONFIG_BCM2708_GPIO
+	bcm_register_device(&bcm2708_gpio_device);
+#endif
+	bcm_register_device(&bcm2708_systemtimer_device);
+	bcm_register_device(&bcm2708_fb_device);
+	bcm_register_device(&bcm2708_usb_device);
+	bcm_register_device(&bcm2708_uart1_device);
+	bcm_register_device(&bcm2708_powerman_device);
+
+#ifdef CONFIG_MMC_SDHCI_BCM2708
+	bcm_register_device(&bcm2708_emmc_device);
+#endif
+	bcm2708_init_led();
+
+	for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
+		struct amba_device *d = amba_devs[i];
+		amba_device_register(d, &iomem_resource);
+	}
+	system_rev = boardrev;
+	system_serial_low = serial;
+}
+
+static void timer_set_mode(enum clock_event_mode mode,
+			   struct clock_event_device *clk)
+{
+	switch (mode) {
+	case CLOCK_EVT_MODE_ONESHOT: /* Leave the timer disabled, .set_next_event will enable it */
+	case CLOCK_EVT_MODE_SHUTDOWN:
+		break;
+	case CLOCK_EVT_MODE_PERIODIC:
+
+	case CLOCK_EVT_MODE_UNUSED:
+	case CLOCK_EVT_MODE_RESUME:
+
+	default:
+		printk(KERN_ERR "timer_set_mode: unhandled mode:%d\n",
+		       (int)mode);
+		break;
+	}
+
+}
+
+static int timer_set_next_event(unsigned long cycles,
+				struct clock_event_device *unused)
+{
+	unsigned long stc;
+	do {
+		stc = readl(__io_address(ST_BASE + 0x04));
+		/* We could take a FIQ here, which may push ST above STC3 */
+		writel(stc + cycles, __io_address(ST_BASE + 0x18));
+	} while ((signed long) (readl(__io_address(ST_BASE + 0x04)) - stc)
+				>= (signed long) cycles);
+	return 0;
+}
+
+static struct clock_event_device timer0_clockevent = {
+	.name = "timer0",
+	.shift = 32,
+	.features = CLOCK_EVT_FEAT_ONESHOT,
+	.set_mode = timer_set_mode,
+	.set_next_event = timer_set_next_event,
+};
+
+/*
+ * IRQ handler for the timer
+ */
+static irqreturn_t bcm2708_timer_interrupt(int irq, void *dev_id)
+{
+	struct clock_event_device *evt = &timer0_clockevent;
+
+	writel(1 << 3, __io_address(ST_BASE + 0x00));	/* stcs clear timer int */
+
+	evt->event_handler(evt);
+
+	return IRQ_HANDLED;
+}
+
+static struct irqaction bcm2708_timer_irq = {
+	.name = "BCM2708 Timer Tick",
+	.flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL,
+	.handler = bcm2708_timer_interrupt,
+};
+
+/*
+ * Set up timer interrupt, and return the current time in seconds.
+ */
+
+static struct delay_timer bcm2708_delay_timer = {
+	.read_current_timer = bcm2708_read_current_timer,
+	.freq = STC_FREQ_HZ,
+};
+
+static void __init bcm2708_timer_init(void)
+{
+	/* init high res timer */
+	bcm2708_clocksource_init();
+
+	/*
+	 * Initialise to a known state (all timers off)
+	 */
+	writel(0, __io_address(ARM_T_CONTROL));
+	/*
+	 * Make irqs happen for the system timer
+	 */
+	setup_irq(IRQ_TIMER3, &bcm2708_timer_irq);
+
+	setup_sched_clock(bcm2708_read_sched_clock, 32, STC_FREQ_HZ);
+
+	timer0_clockevent.mult =
+	    div_sc(STC_FREQ_HZ, NSEC_PER_SEC, timer0_clockevent.shift);
+	timer0_clockevent.max_delta_ns =
+	    clockevent_delta2ns(0xffffffff, &timer0_clockevent);
+	timer0_clockevent.min_delta_ns =
+	    clockevent_delta2ns(0xf, &timer0_clockevent);
+
+	timer0_clockevent.cpumask = cpumask_of(0);
+	clockevents_register_device(&timer0_clockevent);
+
+	register_current_timer_delay(&bcm2708_delay_timer);
+}
+
+#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
+#include <linux/leds.h>
+
+static struct gpio_led bcm2708_leds[] = {
+	[0] = {
+	       .gpio = 16,
+	       .name = "led0",
+	       .default_trigger = "mmc0",
+	       .active_low = 1,
+	       },
+};
+
+static struct gpio_led_platform_data bcm2708_led_pdata = {
+	.num_leds = ARRAY_SIZE(bcm2708_leds),
+	.leds = bcm2708_leds,
+};
+
+static struct platform_device bcm2708_led_device = {
+	.name = "leds-gpio",
+	.id = -1,
+	.dev = {
+		.platform_data = &bcm2708_led_pdata,
+		},
+};
+
+static void __init bcm2708_init_led(void)
+{
+  bcm2708_leds[0].gpio = disk_led_gpio;
+  bcm2708_leds[0].active_low = disk_led_active_low;
+  platform_device_register(&bcm2708_led_device);
+}
+#else
+static inline void bcm2708_init_led(void)
+{
+}
+#endif
+
+void __init bcm2708_init_early(void)
+{
+	/*
+	 * Some devices allocate their coherent buffers from atomic
+	 * context. Increase size of atomic coherent pool to make sure such
+	 * the allocations won't fail.
+	 */
+	init_dma_coherent_pool_size(SZ_4M);
+}
+
+static void __init board_reserve(void)
+{
+#if defined(CONFIG_BCM_VC_CMA)
+	vc_cma_reserve();
+#endif
+}
+
+MACHINE_START(BCM2708, "BCM2708")
+    /* Maintainer: Broadcom Europe Ltd. */
+	.map_io = bcm2708_map_io,
+	.init_irq = bcm2708_init_irq,
+	.init_time = bcm2708_timer_init,
+	.init_machine = bcm2708_init,
+	.init_early = bcm2708_init_early,
+	.reserve = board_reserve,
+	.restart	= bcm2708_restart,
+MACHINE_END
+
+module_param(boardrev, uint, 0644);
+module_param(serial, uint, 0644);
+module_param(uart_clock, uint, 0644);
+module_param(disk_led_gpio, uint, 0644);
+module_param(disk_led_active_low, uint, 0644);
+module_param(reboot_part, uint, 0644);
diff --git a/arch/arm/mach-bcm2708/bcm2708.h b/arch/arm/mach-bcm2708/bcm2708.h
new file mode 100644
index 0000000..e339a93
--- /dev/null
+++ b/arch/arm/mach-bcm2708/bcm2708.h
@@ -0,0 +1,49 @@
+/*
+ * linux/arch/arm/mach-bcm2708/bcm2708.h
+ *
+ * BCM2708 machine support header
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __BCM2708_BCM2708_H
+#define __BCM2708_BCM2708_H
+
+#include <linux/amba/bus.h>
+
+extern void __init bcm2708_init(void);
+extern void __init bcm2708_init_irq(void);
+extern void __init bcm2708_map_io(void);
+extern struct sys_timer bcm2708_timer;
+extern unsigned int mmc_status(struct device *dev);
+
+#define AMBA_DEVICE(name, busid, base, plat)			\
+static struct amba_device name##_device = {			\
+	.dev		= {					\
+		.coherent_dma_mask = ~0,			\
+		.init_name = busid,				\
+		.platform_data = plat,				\
+	},							\
+	.res		= {					\
+		.start	= base##_BASE,		\
+		.end	= (base##_BASE) + SZ_4K - 1,\
+		.flags	= IORESOURCE_MEM,			\
+	},							\
+	.irq		= base##_IRQ,				\
+}
+
+#endif
diff --git a/arch/arm/mach-bcm2708/bcm2708_gpio.c b/arch/arm/mach-bcm2708/bcm2708_gpio.c
new file mode 100644
index 0000000..120929ff
--- /dev/null
+++ b/arch/arm/mach-bcm2708/bcm2708_gpio.c
@@ -0,0 +1,361 @@
+/*
+ *  linux/arch/arm/mach-bcm2708/bcm2708_gpio.c
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * 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/spinlock.h>
+#include <linux/module.h>
+#include <linux/list.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/interrupt.h>
+#include <linux/slab.h>
+#include <mach/gpio.h>
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+#include <mach/platform.h>
+
+#define BCM_GPIO_DRIVER_NAME "bcm2708_gpio"
+#define DRIVER_NAME BCM_GPIO_DRIVER_NAME
+#define BCM_GPIO_USE_IRQ 1
+
+#define GPIOFSEL(x)  (0x00+(x)*4)
+#define GPIOSET(x)   (0x1c+(x)*4)
+#define GPIOCLR(x)   (0x28+(x)*4)
+#define GPIOLEV(x)   (0x34+(x)*4)
+#define GPIOEDS(x)   (0x40+(x)*4)
+#define GPIOREN(x)   (0x4c+(x)*4)
+#define GPIOFEN(x)   (0x58+(x)*4)
+#define GPIOHEN(x)   (0x64+(x)*4)
+#define GPIOLEN(x)   (0x70+(x)*4)
+#define GPIOAREN(x)  (0x7c+(x)*4)
+#define GPIOAFEN(x)  (0x88+(x)*4)
+#define GPIOUD(x)    (0x94+(x)*4)
+#define GPIOUDCLK(x) (0x98+(x)*4)
+
+enum { GPIO_FSEL_INPUT, GPIO_FSEL_OUTPUT,
+	GPIO_FSEL_ALT5, GPIO_FSEL_ALT_4,
+	GPIO_FSEL_ALT0, GPIO_FSEL_ALT1,
+	GPIO_FSEL_ALT2, GPIO_FSEL_ALT3,
+};
+
+	/* Each of the two spinlocks protects a different set of hardware
+	 * regiters and data structurs. This decouples the code of the IRQ from
+	 * the GPIO code. This also makes the case of a GPIO routine call from
+	 * the IRQ code simpler.
+	 */
+static DEFINE_SPINLOCK(lock);	/* GPIO registers */
+
+struct bcm2708_gpio {
+	struct list_head list;
+	void __iomem *base;
+	struct gpio_chip gc;
+	unsigned long rising;
+	unsigned long falling;
+	unsigned long high;
+	unsigned long low;
+};
+
+static int bcm2708_set_function(struct gpio_chip *gc, unsigned offset,
+				int function)
+{
+	struct bcm2708_gpio *gpio = container_of(gc, struct bcm2708_gpio, gc);
+	unsigned long flags;
+	unsigned gpiodir;
+	unsigned gpio_bank = offset / 10;
+	unsigned gpio_field_offset = (offset - 10 * gpio_bank) * 3;
+
+//printk(KERN_ERR DRIVER_NAME ": bcm2708_gpio_set_function %p (%d,%d)\n", gc, offset, function);
+	if (offset >= BCM2708_NR_GPIOS)
+		return -EINVAL;
+
+	spin_lock_irqsave(&lock, flags);
+
+	gpiodir = readl(gpio->base + GPIOFSEL(gpio_bank));
+	gpiodir &= ~(7 << gpio_field_offset);
+	gpiodir |= function << gpio_field_offset;
+	writel(gpiodir, gpio->base + GPIOFSEL(gpio_bank));
+	spin_unlock_irqrestore(&lock, flags);
+	gpiodir = readl(gpio->base + GPIOFSEL(gpio_bank));
+
+	return 0;
+}
+
+static int bcm2708_gpio_dir_in(struct gpio_chip *gc, unsigned offset)
+{
+	return bcm2708_set_function(gc, offset, GPIO_FSEL_INPUT);
+}
+
+static void bcm2708_gpio_set(struct gpio_chip *gc, unsigned offset, int value);
+static int bcm2708_gpio_dir_out(struct gpio_chip *gc, unsigned offset,
+				int value)
+{
+	int ret;
+	ret = bcm2708_set_function(gc, offset, GPIO_FSEL_OUTPUT);
+	if (ret >= 0)
+		bcm2708_gpio_set(gc, offset, value);
+	return ret;
+}
+
+static int bcm2708_gpio_get(struct gpio_chip *gc, unsigned offset)
+{
+	struct bcm2708_gpio *gpio = container_of(gc, struct bcm2708_gpio, gc);
+	unsigned gpio_bank = offset / 32;
+	unsigned gpio_field_offset = (offset - 32 * gpio_bank);
+	unsigned lev;
+
+	if (offset >= BCM2708_NR_GPIOS)
+		return 0;
+	lev = readl(gpio->base + GPIOLEV(gpio_bank));
+//printk(KERN_ERR DRIVER_NAME ": bcm2708_gpio_get %p (%d)=%d\n", gc, offset, 0x1 & (lev>>gpio_field_offset));
+	return 0x1 & (lev >> gpio_field_offset);
+}
+
+static void bcm2708_gpio_set(struct gpio_chip *gc, unsigned offset, int value)
+{
+	struct bcm2708_gpio *gpio = container_of(gc, struct bcm2708_gpio, gc);
+	unsigned gpio_bank = offset / 32;
+	unsigned gpio_field_offset = (offset - 32 * gpio_bank);
+//printk(KERN_ERR DRIVER_NAME ": bcm2708_gpio_set %p (%d=%d)\n", gc, offset, value);
+	if (offset >= BCM2708_NR_GPIOS)
+		return;
+	if (value)
+		writel(1 << gpio_field_offset, gpio->base + GPIOSET(gpio_bank));
+	else
+		writel(1 << gpio_field_offset, gpio->base + GPIOCLR(gpio_bank));
+}
+
+/*************************************************************************************************************************
+ * bcm2708 GPIO IRQ
+ */
+
+#if BCM_GPIO_USE_IRQ
+
+static int bcm2708_gpio_to_irq(struct gpio_chip *chip, unsigned gpio)
+{
+	return gpio_to_irq(gpio);
+}
+
+static int bcm2708_gpio_irq_set_type(struct irq_data *d, unsigned type)
+{
+	unsigned irq = d->irq;
+	struct bcm2708_gpio *gpio = irq_get_chip_data(irq);
+
+	gpio->rising  &= ~(1 << irq_to_gpio(irq));
+	gpio->falling &= ~(1 << irq_to_gpio(irq));
+	gpio->high    &= ~(1 << irq_to_gpio(irq));
+	gpio->low     &= ~(1 << irq_to_gpio(irq));
+
+	if (type & ~(IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING | IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH))
+		return -EINVAL;
+
+	if (type & IRQ_TYPE_EDGE_RISING)
+		gpio->rising |= (1 << irq_to_gpio(irq));
+	if (type & IRQ_TYPE_EDGE_FALLING)
+		gpio->falling |= (1 << irq_to_gpio(irq));
+	if (type & IRQ_TYPE_LEVEL_HIGH)
+		gpio->high |= (1 << irq_to_gpio(irq));
+	if (type & IRQ_TYPE_LEVEL_LOW)
+		gpio->low |= (1 << irq_to_gpio(irq));
+	return 0;
+}
+
+static void bcm2708_gpio_irq_mask(struct irq_data *d)
+{
+	unsigned irq = d->irq;
+	struct bcm2708_gpio *gpio = irq_get_chip_data(irq);
+	unsigned gn = irq_to_gpio(irq);
+	unsigned gb = gn / 32;
+	unsigned long rising  = readl(gpio->base + GPIOREN(gb));
+	unsigned long falling = readl(gpio->base + GPIOFEN(gb));
+	unsigned long high    = readl(gpio->base + GPIOHEN(gb));
+	unsigned long low     = readl(gpio->base + GPIOLEN(gb));
+
+	gn = gn % 32;
+
+	writel(rising  & ~(1 << gn), gpio->base + GPIOREN(gb));
+	writel(falling & ~(1 << gn), gpio->base + GPIOFEN(gb));
+	writel(high    & ~(1 << gn), gpio->base + GPIOHEN(gb));
+	writel(low     & ~(1 << gn), gpio->base + GPIOLEN(gb));
+}
+
+static void bcm2708_gpio_irq_unmask(struct irq_data *d)
+{
+	unsigned irq = d->irq;
+	struct bcm2708_gpio *gpio = irq_get_chip_data(irq);
+	unsigned gn = irq_to_gpio(irq);
+	unsigned gb = gn / 32;
+	unsigned long rising  = readl(gpio->base + GPIOREN(gb));
+	unsigned long falling = readl(gpio->base + GPIOFEN(gb));
+	unsigned long high    = readl(gpio->base + GPIOHEN(gb));
+	unsigned long low     = readl(gpio->base + GPIOLEN(gb));
+
+	gn = gn % 32;
+
+	writel(1 << gn, gpio->base + GPIOEDS(gb));
+
+	if (gpio->rising & (1 << gn)) {
+		writel(rising |  (1 << gn), gpio->base + GPIOREN(gb));
+	} else {
+		writel(rising & ~(1 << gn), gpio->base + GPIOREN(gb));
+	}
+
+	if (gpio->falling & (1 << gn)) {
+		writel(falling |  (1 << gn), gpio->base + GPIOFEN(gb));
+	} else {
+		writel(falling & ~(1 << gn), gpio->base + GPIOFEN(gb));
+	}
+
+	if (gpio->high & (1 << gn)) {
+		writel(high |  (1 << gn), gpio->base + GPIOHEN(gb));
+	} else {
+		writel(high & ~(1 << gn), gpio->base + GPIOHEN(gb));
+	}
+
+	if (gpio->low & (1 << gn)) {
+		writel(low |  (1 << gn), gpio->base + GPIOLEN(gb));
+	} else {
+		writel(low & ~(1 << gn), gpio->base + GPIOLEN(gb));
+	}
+}
+
+static struct irq_chip bcm2708_irqchip = {
+	.name = "GPIO",
+	.irq_enable = bcm2708_gpio_irq_unmask,
+	.irq_disable = bcm2708_gpio_irq_mask,
+	.irq_unmask = bcm2708_gpio_irq_unmask,
+	.irq_mask = bcm2708_gpio_irq_mask,
+	.irq_set_type = bcm2708_gpio_irq_set_type,
+};
+
+static irqreturn_t bcm2708_gpio_interrupt(int irq, void *dev_id)
+{
+	unsigned long edsr;
+	unsigned bank;
+	int i;
+	unsigned gpio;
+	for (bank = 0; bank <= 1; bank++) {
+		edsr = readl(__io_address(GPIO_BASE) + GPIOEDS(bank));
+		for_each_set_bit(i, &edsr, 32) {
+			gpio = i + bank * 32;
+			generic_handle_irq(gpio_to_irq(gpio));
+		}
+		writel(0xffffffff, __io_address(GPIO_BASE) + GPIOEDS(bank));
+	}
+	return IRQ_HANDLED;
+}
+
+static struct irqaction bcm2708_gpio_irq = {
+	.name = "BCM2708 GPIO catchall handler",
+	.flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL,
+	.handler = bcm2708_gpio_interrupt,
+};
+
+static void bcm2708_gpio_irq_init(struct bcm2708_gpio *ucb)
+{
+	unsigned irq;
+
+	ucb->gc.to_irq = bcm2708_gpio_to_irq;
+
+	for (irq = GPIO_IRQ_START; irq < (GPIO_IRQ_START + GPIO_IRQS); irq++) {
+		irq_set_chip_data(irq, ucb);
+		irq_set_chip(irq, &bcm2708_irqchip);
+		set_irq_flags(irq, IRQF_VALID);
+	}
+	setup_irq(IRQ_GPIO3, &bcm2708_gpio_irq);
+}
+
+#else
+
+static void bcm2708_gpio_irq_init(struct bcm2708_gpio *ucb)
+{
+}
+
+#endif /* #if BCM_GPIO_USE_IRQ ***************************************************************************************************************** */
+
+static int bcm2708_gpio_probe(struct platform_device *dev)
+{
+	struct bcm2708_gpio *ucb;
+	struct resource *res;
+	int err = 0;
+
+	printk(KERN_INFO DRIVER_NAME ": bcm2708_gpio_probe %p\n", dev);
+
+	ucb = kzalloc(sizeof(*ucb), GFP_KERNEL);
+	if (NULL == ucb) {
+		printk(KERN_ERR DRIVER_NAME ": failed to allocate "
+		       "mailbox memory\n");
+		err = -ENOMEM;
+		goto err;
+	}
+
+	res = platform_get_resource(dev, IORESOURCE_MEM, 0);
+
+	platform_set_drvdata(dev, ucb);
+	ucb->base = __io_address(GPIO_BASE);
+
+	ucb->gc.label = "bcm2708_gpio";
+	ucb->gc.base = 0;
+	ucb->gc.ngpio = BCM2708_NR_GPIOS;
+	ucb->gc.owner = THIS_MODULE;
+
+	ucb->gc.direction_input = bcm2708_gpio_dir_in;
+	ucb->gc.direction_output = bcm2708_gpio_dir_out;
+	ucb->gc.get = bcm2708_gpio_get;
+	ucb->gc.set = bcm2708_gpio_set;
+	ucb->gc.can_sleep = 0;
+
+	bcm2708_gpio_irq_init(ucb);
+
+	err = gpiochip_add(&ucb->gc);
+	if (err)
+		goto err;
+
+err:
+	return err;
+
+}
+
+static int bcm2708_gpio_remove(struct platform_device *dev)
+{
+	int err = 0;
+	struct bcm2708_gpio *ucb = platform_get_drvdata(dev);
+
+	printk(KERN_ERR DRIVER_NAME ": bcm2708_gpio_remove %p\n", dev);
+
+	err = gpiochip_remove(&ucb->gc);
+
+	platform_set_drvdata(dev, NULL);
+	kfree(ucb);
+
+	return err;
+}
+
+static struct platform_driver bcm2708_gpio_driver = {
+	.probe = bcm2708_gpio_probe,
+	.remove = bcm2708_gpio_remove,
+	.driver = {
+		   .name = "bcm2708_gpio"},
+};
+
+static int __init bcm2708_gpio_init(void)
+{
+	return platform_driver_register(&bcm2708_gpio_driver);
+}
+
+static void __exit bcm2708_gpio_exit(void)
+{
+	platform_driver_unregister(&bcm2708_gpio_driver);
+}
+
+module_init(bcm2708_gpio_init);
+module_exit(bcm2708_gpio_exit);
+
+MODULE_DESCRIPTION("Broadcom BCM2708 GPIO driver");
+MODULE_LICENSE("GPL");
diff --git a/arch/arm/mach-bcm2708/clock.c b/arch/arm/mach-bcm2708/clock.c
new file mode 100644
index 0000000..4fc556e
--- /dev/null
+++ b/arch/arm/mach-bcm2708/clock.c
@@ -0,0 +1,61 @@
+/*
+ *  linux/arch/arm/mach-bcm2708/clock.c
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/list.h>
+#include <linux/errno.h>
+#include <linux/err.h>
+#include <linux/string.h>
+#include <linux/clk.h>
+#include <linux/mutex.h>
+
+#include <asm/clkdev.h>
+
+#include "clock.h"
+
+int clk_enable(struct clk *clk)
+{
+	return 0;
+}
+EXPORT_SYMBOL(clk_enable);
+
+void clk_disable(struct clk *clk)
+{
+}
+EXPORT_SYMBOL(clk_disable);
+
+unsigned long clk_get_rate(struct clk *clk)
+{
+	return clk->rate;
+}
+EXPORT_SYMBOL(clk_get_rate);
+
+long clk_round_rate(struct clk *clk, unsigned long rate)
+{
+	return clk->rate;
+}
+EXPORT_SYMBOL(clk_round_rate);
+
+int clk_set_rate(struct clk *clk, unsigned long rate)
+{
+	return -EIO;
+}
+EXPORT_SYMBOL(clk_set_rate);
diff --git a/arch/arm/mach-bcm2708/clock.h b/arch/arm/mach-bcm2708/clock.h
new file mode 100644
index 0000000..5f9d725
--- /dev/null
+++ b/arch/arm/mach-bcm2708/clock.h
@@ -0,0 +1,24 @@
+/*
+ *  linux/arch/arm/mach-bcm2708/clock.h
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+struct module;
+
+struct clk {
+	unsigned long		rate;
+};
diff --git a/arch/arm/mach-bcm2708/dma.c b/arch/arm/mach-bcm2708/dma.c
new file mode 100644
index 0000000..51d147a
--- /dev/null
+++ b/arch/arm/mach-bcm2708/dma.c
@@ -0,0 +1,399 @@
+/*
+ *  linux/arch/arm/mach-bcm2708/dma.c
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * 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/slab.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/module.h>
+#include <linux/scatterlist.h>
+
+#include <mach/dma.h>
+#include <mach/irqs.h>
+
+/*****************************************************************************\
+ *									     *
+ * Configuration							     *
+ *									     *
+\*****************************************************************************/
+
+#define CACHE_LINE_MASK 31
+#define DRIVER_NAME BCM_DMAMAN_DRIVER_NAME
+#define DEFAULT_DMACHAN_BITMAP 0x10  /* channel 4 only */
+
+/* valid only for channels 0 - 14, 15 has its own base address */
+#define BCM2708_DMA_CHAN(n)	((n)<<8) /* base address */
+#define BCM2708_DMA_CHANIO(dma_base, n) \
+   ((void __iomem *)((char *)(dma_base)+BCM2708_DMA_CHAN(n)))
+
+
+/*****************************************************************************\
+ *									     *
+ * DMA Auxilliary Functions						     *
+ *									     *
+\*****************************************************************************/
+
+/* A DMA buffer on an arbitrary boundary may separate a cache line into a
+   section inside the DMA buffer and another section outside it.
+   Even if we flush DMA buffers from the cache there is always the chance that
+   during a DMA someone will access the part of a cache line that is outside
+   the DMA buffer - which will then bring in unwelcome data.
+   Without being able to dictate our own buffer pools we must insist that
+   DMA buffers consist of a whole number of cache lines.
+*/
+
+extern int
+bcm_sg_suitable_for_dma(struct scatterlist *sg_ptr, int sg_len)
+{
+	int i;
+
+	for (i = 0; i < sg_len; i++) {
+		if (sg_ptr[i].offset & CACHE_LINE_MASK ||
+		    sg_ptr[i].length & CACHE_LINE_MASK)
+			return 0;
+	}
+
+	return 1;
+}
+EXPORT_SYMBOL_GPL(bcm_sg_suitable_for_dma);
+
+extern void
+bcm_dma_start(void __iomem *dma_chan_base, dma_addr_t control_block)
+{
+	dsb();	/* ARM data synchronization (push) operation */
+
+	writel(control_block,	     dma_chan_base + BCM2708_DMA_ADDR);
+	writel(BCM2708_DMA_ACTIVE,   dma_chan_base + BCM2708_DMA_CS);
+}
+
+extern void bcm_dma_wait_idle(void __iomem *dma_chan_base)
+{
+  dsb();
+
+  /* ugly busy wait only option for now */
+  while (readl(dma_chan_base + BCM2708_DMA_CS) & BCM2708_DMA_ACTIVE)
+    cpu_relax();
+}
+
+EXPORT_SYMBOL_GPL(bcm_dma_start);
+
+/* Complete an ongoing DMA (assuming its results are to be ignored)
+   Does nothing if there is no DMA in progress.
+   This routine waits for the current AXI transfer to complete before
+   terminating the current DMA.	 If the current transfer is hung on a DREQ used
+   by an uncooperative peripheral the AXI transfer may never complete.	In this
+   case the routine times out and return a non-zero error code.
+   Use of this routine doesn't guarantee that the ongoing or aborted DMA
+   does not produce an interrupt.
+*/
+extern int
+bcm_dma_abort(void __iomem *dma_chan_base)
+{
+	unsigned long int cs;
+	int rc = 0;
+
+	cs = readl(dma_chan_base + BCM2708_DMA_CS);
+
+	if (BCM2708_DMA_ACTIVE & cs) {
+		long int timeout = 10000;
+
+		/* write 0 to the active bit - pause the DMA */
+		writel(0, dma_chan_base + BCM2708_DMA_CS);
+
+		/* wait for any current AXI transfer to complete */
+		while (0 != (cs & BCM2708_DMA_ISPAUSED) && --timeout >= 0)
+			cs = readl(dma_chan_base + BCM2708_DMA_CS);
+
+		if (0 != (cs & BCM2708_DMA_ISPAUSED)) {
+			/* we'll un-pause when we set of our next DMA */
+			rc = -ETIMEDOUT;
+
+		} else if (BCM2708_DMA_ACTIVE & cs) {
+			/* terminate the control block chain */
+			writel(0, dma_chan_base + BCM2708_DMA_NEXTCB);
+
+			/* abort the whole DMA */
+			writel(BCM2708_DMA_ABORT | BCM2708_DMA_ACTIVE,
+			       dma_chan_base + BCM2708_DMA_CS);
+		}
+	}
+
+	return rc;
+}
+EXPORT_SYMBOL_GPL(bcm_dma_abort);
+
+
+/***************************************************************************** \
+ *									     *
+ * DMA Manager Device Methods						     *
+ *									     *
+\*****************************************************************************/
+
+struct vc_dmaman {
+	void __iomem *dma_base;
+	u32 chan_available; /* bitmap of available channels */
+	u32 has_feature[BCM_DMA_FEATURE_COUNT]; /* bitmap of feature presence */
+};
+
+static void vc_dmaman_init(struct vc_dmaman *dmaman, void __iomem *dma_base,
+			   u32 chans_available)
+{
+	dmaman->dma_base = dma_base;
+	dmaman->chan_available = chans_available;
+	dmaman->has_feature[BCM_DMA_FEATURE_FAST_ORD] = 0x0c;  /* chans 2 & 3 */
+	dmaman->has_feature[BCM_DMA_FEATURE_BULK_ORD] = 0x01;  /* chan 0 */
+}
+
+static int vc_dmaman_chan_alloc(struct vc_dmaman *dmaman,
+				unsigned preferred_feature_set)
+{
+	u32 chans;
+	int feature;
+
+	chans = dmaman->chan_available;
+	for (feature = 0; feature < BCM_DMA_FEATURE_COUNT; feature++)
+		/* select the subset of available channels with the desired
+		   feature so long as some of the candidate channels have that
+		   feature */
+		if ((preferred_feature_set & (1 << feature)) &&
+		    (chans & dmaman->has_feature[feature]))
+			chans &= dmaman->has_feature[feature];
+
+	if (chans) {
+		int chan = 0;
+		/* return the ordinal of the first channel in the bitmap */
+		while (chans != 0 && (chans & 1) == 0) {
+			chans >>= 1;
+			chan++;
+		}
+		/* claim the channel */
+		dmaman->chan_available &= ~(1 << chan);
+		return chan;
+	} else
+		return -ENOMEM;
+}
+
+static int vc_dmaman_chan_free(struct vc_dmaman *dmaman, int chan)
+{
+	if (chan < 0)
+		return -EINVAL;
+	else if ((1 << chan) & dmaman->chan_available)
+		return -EIDRM;
+	else {
+		dmaman->chan_available |= (1 << chan);
+		return 0;
+	}
+}
+
+/*****************************************************************************\
+ *									     *
+ * DMA IRQs								     *
+ *									     *
+\*****************************************************************************/
+
+static unsigned char bcm_dma_irqs[] = {
+	IRQ_DMA0,
+	IRQ_DMA1,
+	IRQ_DMA2,
+	IRQ_DMA3,
+	IRQ_DMA4,
+	IRQ_DMA5,
+	IRQ_DMA6,
+	IRQ_DMA7,
+	IRQ_DMA8,
+	IRQ_DMA9,
+	IRQ_DMA10,
+	IRQ_DMA11,
+	IRQ_DMA12
+};
+
+
+/***************************************************************************** \
+ *									     *
+ * DMA Manager Monitor							     *
+ *									     *
+\*****************************************************************************/
+
+static struct device *dmaman_dev;	/* we assume there's only one! */
+
+extern int bcm_dma_chan_alloc(unsigned preferred_feature_set,
+			      void __iomem **out_dma_base, int *out_dma_irq)
+{
+	if (!dmaman_dev)
+		return -ENODEV;
+	else {
+		struct vc_dmaman *dmaman  = dev_get_drvdata(dmaman_dev);
+		int rc;
+
+		device_lock(dmaman_dev);
+		rc = vc_dmaman_chan_alloc(dmaman, preferred_feature_set);
+		if (rc >= 0) {
+			*out_dma_base = BCM2708_DMA_CHANIO(dmaman->dma_base,
+							   rc);
+			*out_dma_irq = bcm_dma_irqs[rc];
+		}
+		device_unlock(dmaman_dev);
+
+		return rc;
+	}
+}
+EXPORT_SYMBOL_GPL(bcm_dma_chan_alloc);
+
+extern int bcm_dma_chan_free(int channel)
+{
+	if (dmaman_dev) {
+		struct vc_dmaman *dmaman = dev_get_drvdata(dmaman_dev);
+		int rc;
+
+		device_lock(dmaman_dev);
+		rc = vc_dmaman_chan_free(dmaman, channel);
+		device_unlock(dmaman_dev);
+
+		return rc;
+	} else
+		return -ENODEV;
+}
+EXPORT_SYMBOL_GPL(bcm_dma_chan_free);
+
+static int dev_dmaman_register(const char *dev_name, struct device *dev)
+{
+	int rc = dmaman_dev ? -EINVAL : 0;
+	dmaman_dev = dev;
+	return rc;
+}
+
+static void dev_dmaman_deregister(const char *dev_name, struct device *dev)
+{
+	dmaman_dev = NULL;
+}
+
+/*****************************************************************************\
+ *									     *
+ * DMA Device								     *
+ *									     *
+\*****************************************************************************/
+
+static int dmachans = -1; /* module parameter */
+
+static int bcm_dmaman_probe(struct platform_device *pdev)
+{
+	int ret = 0;
+	struct vc_dmaman *dmaman;
+	struct resource *dma_res = NULL;
+	void __iomem *dma_base = NULL;
+	int have_dma_region = 0;
+
+	dmaman = kzalloc(sizeof(*dmaman), GFP_KERNEL);
+	if (NULL == dmaman) {
+		printk(KERN_ERR DRIVER_NAME ": failed to allocate "
+		       "DMA management memory\n");
+		ret = -ENOMEM;
+	} else {
+
+		dma_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+		if (dma_res == NULL) {
+			printk(KERN_ERR DRIVER_NAME ": failed to obtain memory "
+			       "resource\n");
+			ret = -ENODEV;
+		} else if (!request_mem_region(dma_res->start,
+					       resource_size(dma_res),
+					       DRIVER_NAME)) {
+			dev_err(&pdev->dev, "cannot obtain DMA region\n");
+			ret = -EBUSY;
+		} else {
+			have_dma_region = 1;
+			dma_base = ioremap(dma_res->start,
+					   resource_size(dma_res));
+			if (!dma_base) {
+				dev_err(&pdev->dev, "cannot map DMA region\n");
+				ret = -ENOMEM;
+			} else {
+				/* use module parameter if one was provided */
+				if (dmachans > 0)
+					vc_dmaman_init(dmaman, dma_base,
+						       dmachans);
+				else
+					vc_dmaman_init(dmaman, dma_base,
+						       DEFAULT_DMACHAN_BITMAP);
+
+				platform_set_drvdata(pdev, dmaman);
+				dev_dmaman_register(DRIVER_NAME, &pdev->dev);
+
+				printk(KERN_INFO DRIVER_NAME ": DMA manager "
+				       "at %p\n", dma_base);
+			}
+		}
+	}
+	if (ret != 0) {
+		if (dma_base)
+			iounmap(dma_base);
+		if (dma_res && have_dma_region)
+			release_mem_region(dma_res->start,
+					   resource_size(dma_res));
+		if (dmaman)
+			kfree(dmaman);
+	}
+	return ret;
+}
+
+static int bcm_dmaman_remove(struct platform_device *pdev)
+{
+	struct vc_dmaman *dmaman = platform_get_drvdata(pdev);
+
+	platform_set_drvdata(pdev, NULL);
+	dev_dmaman_deregister(DRIVER_NAME, &pdev->dev);
+	kfree(dmaman);
+
+	return 0;
+}
+
+static struct platform_driver bcm_dmaman_driver = {
+	.probe = bcm_dmaman_probe,
+	.remove = bcm_dmaman_remove,
+
+	.driver = {
+		   .name = DRIVER_NAME,
+		   .owner = THIS_MODULE,
+		   },
+};
+
+/*****************************************************************************\
+ *									     *
+ * Driver init/exit							     *
+ *									     *
+\*****************************************************************************/
+
+static int __init bcm_dmaman_drv_init(void)
+{
+	int ret;
+
+	ret = platform_driver_register(&bcm_dmaman_driver);
+	if (ret != 0) {
+		printk(KERN_ERR DRIVER_NAME ": failed to register "
+		       "on platform\n");
+	}
+
+	return ret;
+}
+
+static void __exit bcm_dmaman_drv_exit(void)
+{
+	platform_driver_unregister(&bcm_dmaman_driver);
+}
+
+module_init(bcm_dmaman_drv_init);
+module_exit(bcm_dmaman_drv_exit);
+
+module_param(dmachans, int, 0644);
+
+MODULE_AUTHOR("Gray Girling <grayg@broadcom.com>");
+MODULE_DESCRIPTION("DMA channel manager driver");
+MODULE_LICENSE("GPL");
+
+MODULE_PARM_DESC(dmachans, "Bitmap of DMA channels available to the ARM");
diff --git a/arch/arm/mach-bcm2708/include/mach/arm_control.h b/arch/arm/mach-bcm2708/include/mach/arm_control.h
new file mode 100644
index 0000000..a82bb92
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/arm_control.h
@@ -0,0 +1,419 @@
+/*
+ *  linux/arch/arm/mach-bcm2708/arm_control.h
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __BCM2708_ARM_CONTROL_H
+#define __BCM2708_ARM_CONTROL_H
+
+/*
+ * Definitions and addresses for the ARM CONTROL logic
+ * This file is manually generated.
+ */
+
+#define ARM_BASE  0x7E00B000
+
+/* Basic configuration */
+#define ARM_CONTROL0  HW_REGISTER_RW(ARM_BASE+0x000)
+#define ARM_C0_SIZ128M   0x00000000
+#define ARM_C0_SIZ256M   0x00000001
+#define ARM_C0_SIZ512M   0x00000002
+#define ARM_C0_SIZ1G     0x00000003
+#define ARM_C0_BRESP0    0x00000000
+#define ARM_C0_BRESP1    0x00000004
+#define ARM_C0_BRESP2    0x00000008
+#define ARM_C0_BOOTHI    0x00000010
+#define ARM_C0_UNUSED05  0x00000020 /* free */
+#define ARM_C0_FULLPERI  0x00000040
+#define ARM_C0_UNUSED78  0x00000180 /* free */
+#define ARM_C0_JTAGMASK  0x00000E00
+#define ARM_C0_JTAGOFF   0x00000000
+#define ARM_C0_JTAGBASH  0x00000800 /* Debug on GPIO off */
+#define ARM_C0_JTAGGPIO  0x00000C00 /* Debug on GPIO on */
+#define ARM_C0_APROTMSK  0x0000F000
+#define ARM_C0_DBG0SYNC  0x00010000 /* VPU0 halt sync */
+#define ARM_C0_DBG1SYNC  0x00020000 /* VPU1 halt sync */
+#define ARM_C0_SWDBGREQ  0x00040000 /* HW debug request */
+#define ARM_C0_PASSHALT  0x00080000 /* ARM halt passed to debugger */
+#define ARM_C0_PRIO_PER  0x00F00000 /* per priority mask */
+#define ARM_C0_PRIO_L2   0x0F000000
+#define ARM_C0_PRIO_UC   0xF0000000
+
+#define ARM_C0_APROTPASS  0x0000A000 /* Translate 1:1 */
+#define ARM_C0_APROTUSER  0x00000000 /* Only user mode */
+#define ARM_C0_APROTSYST  0x0000F000 /* Only system mode */
+
+
+#define ARM_CONTROL1  HW_REGISTER_RW(ARM_BASE+0x440)
+#define ARM_C1_TIMER     0x00000001 /* re-route timer IRQ  to VC */
+#define ARM_C1_MAIL      0x00000002 /* re-route Mail IRQ   to VC */
+#define ARM_C1_BELL0     0x00000004 /* re-route Doorbell 0 to VC */
+#define ARM_C1_BELL1     0x00000008 /* re-route Doorbell 1 to VC */
+#define ARM_C1_PERSON    0x00000100 /* peripherals on */
+#define ARM_C1_REQSTOP   0x00000200 /* ASYNC bridge request stop */
+
+#define ARM_STATUS    HW_REGISTER_RW(ARM_BASE+0x444)
+#define ARM_S_ACKSTOP    0x80000000 /* Bridge stopped */
+#define ARM_S_READPEND   0x000003FF /* pending reads counter */
+#define ARM_S_WRITPEND   0x000FFC00 /* pending writes counter */
+
+#define ARM_ERRHALT   HW_REGISTER_RW(ARM_BASE+0x448)
+#define ARM_EH_PERIBURST  0x00000001 /* Burst write seen on peri bus */
+#define ARM_EH_ILLADDRS1  0x00000002 /* Address bits 25-27 error */
+#define ARM_EH_ILLADDRS2  0x00000004 /* Address bits 31-28 error */
+#define ARM_EH_VPU0HALT   0x00000008 /* VPU0 halted & in debug mode */
+#define ARM_EH_VPU1HALT   0x00000010 /* VPU1 halted & in debug mode */
+#define ARM_EH_ARMHALT    0x00000020 /* ARM in halted debug mode */
+
+#define ARM_ID_SECURE HW_REGISTER_RW(ARM_BASE+0x00C)
+#define ARM_ID        HW_REGISTER_RW(ARM_BASE+0x44C)
+#define ARM_IDVAL        0x364D5241
+
+/* Translation memory */
+#define ARM_TRANSLATE HW_REGISTER_RW(ARM_BASE+0x100)
+/* 32 locations: 0x100.. 0x17F */
+/* 32 spare means we CAN go to 64 pages.... */
+
+
+/* Interrupts */
+#define ARM_IRQ_PEND0 HW_REGISTER_RW(ARM_BASE+0x200)        /* Top IRQ bits */
+#define ARM_I0_TIMER    0x00000001 /* timer IRQ */
+#define ARM_I0_MAIL     0x00000002 /* Mail IRQ */
+#define ARM_I0_BELL0    0x00000004 /* Doorbell 0 */
+#define ARM_I0_BELL1    0x00000008 /* Doorbell 1 */
+#define ARM_I0_BANK1    0x00000100 /* Bank1 IRQ */
+#define ARM_I0_BANK2    0x00000200 /* Bank2 IRQ */
+
+#define ARM_IRQ_PEND1 HW_REGISTER_RW(ARM_BASE+0x204) /* All bank1 IRQ bits */
+/* todo: all I1_interrupt sources */
+#define ARM_IRQ_PEND2 HW_REGISTER_RW(ARM_BASE+0x208) /* All bank2 IRQ bits */
+/* todo: all I2_interrupt sources */
+
+#define ARM_IRQ_FAST  HW_REGISTER_RW(ARM_BASE+0x20C) /* FIQ control */
+#define ARM_IF_INDEX    0x0000007F     /* FIQ select */
+#define ARM_IF_ENABLE   0x00000080     /* FIQ enable */
+#define ARM_IF_VCMASK   0x0000003F     /* FIQ = (index from VC source) */
+#define ARM_IF_TIMER    0x00000040     /* FIQ = ARM timer */
+#define ARM_IF_MAIL     0x00000041     /* FIQ = ARM Mail */
+#define ARM_IF_BELL0    0x00000042     /* FIQ = ARM Doorbell 0 */
+#define ARM_IF_BELL1    0x00000043     /* FIQ = ARM Doorbell 1 */
+#define ARM_IF_VP0HALT  0x00000044     /* FIQ = VPU0 Halt seen */
+#define ARM_IF_VP1HALT  0x00000045     /* FIQ = VPU1 Halt seen */
+#define ARM_IF_ILLEGAL  0x00000046     /* FIQ = Illegal access seen */
+
+#define ARM_IRQ_ENBL1 HW_REGISTER_RW(ARM_BASE+0x210) /* Bank1 enable bits */
+#define ARM_IRQ_ENBL2 HW_REGISTER_RW(ARM_BASE+0x214) /* Bank2 enable bits */
+#define ARM_IRQ_ENBL3 HW_REGISTER_RW(ARM_BASE+0x218) /* ARM irqs enable bits */
+#define ARM_IRQ_DIBL1 HW_REGISTER_RW(ARM_BASE+0x21C) /* Bank1 disable bits */
+#define ARM_IRQ_DIBL2 HW_REGISTER_RW(ARM_BASE+0x220) /* Bank2 disable bits */
+#define ARM_IRQ_DIBL3 HW_REGISTER_RW(ARM_BASE+0x224) /* ARM irqs disable bits */
+#define ARM_IE_TIMER    0x00000001     /* Timer IRQ */
+#define ARM_IE_MAIL     0x00000002     /* Mail IRQ */
+#define ARM_IE_BELL0    0x00000004     /* Doorbell 0 */
+#define ARM_IE_BELL1    0x00000008     /* Doorbell 1 */
+#define ARM_IE_VP0HALT  0x00000010     /* VPU0 Halt */
+#define ARM_IE_VP1HALT  0x00000020     /* VPU1 Halt */
+#define ARM_IE_ILLEGAL  0x00000040     /* Illegal access seen */
+
+/* Timer */
+/* For reg. fields see sp804 spec. */
+#define ARM_T_LOAD    HW_REGISTER_RW(ARM_BASE+0x400)
+#define ARM_T_VALUE   HW_REGISTER_RW(ARM_BASE+0x404)
+#define ARM_T_CONTROL HW_REGISTER_RW(ARM_BASE+0x408)
+#define ARM_T_IRQCNTL HW_REGISTER_RW(ARM_BASE+0x40C)
+#define ARM_T_RAWIRQ  HW_REGISTER_RW(ARM_BASE+0x410)
+#define ARM_T_MSKIRQ  HW_REGISTER_RW(ARM_BASE+0x414)
+#define ARM_T_RELOAD  HW_REGISTER_RW(ARM_BASE+0x418)
+#define ARM_T_PREDIV  HW_REGISTER_RW(ARM_BASE+0x41c)
+#define ARM_T_FREECNT HW_REGISTER_RW(ARM_BASE+0x420)
+
+#define TIMER_CTRL_ONESHOT  (1 << 0)
+#define TIMER_CTRL_32BIT    (1 << 1)
+#define TIMER_CTRL_DIV1     (0 << 2)
+#define TIMER_CTRL_DIV16    (1 << 2)
+#define TIMER_CTRL_DIV256   (2 << 2)
+#define TIMER_CTRL_IE       (1 << 5)
+#define TIMER_CTRL_PERIODIC (1 << 6)
+#define TIMER_CTRL_ENABLE   (1 << 7)
+#define TIMER_CTRL_DBGHALT  (1 << 8)
+#define TIMER_CTRL_ENAFREE  (1 << 9)
+#define TIMER_CTRL_FREEDIV_SHIFT 16)
+#define TIMER_CTRL_FREEDIV_MASK  0xff
+
+/* Semaphores, Doorbells, Mailboxes */
+#define ARM_SBM_OWN0  (ARM_BASE+0x800)
+#define ARM_SBM_OWN1  (ARM_BASE+0x900)
+#define ARM_SBM_OWN2  (ARM_BASE+0xA00)
+#define ARM_SBM_OWN3  (ARM_BASE+0xB00)
+
+/* MAILBOXES
+ * Register flags are common across all
+ * owner registers. See end of this section
+ *
+ * Semaphores, Doorbells, Mailboxes Owner 0
+ *
+ */
+
+#define ARM_0_SEMS       HW_REGISTER_RW(ARM_SBM_OWN0+0x00)
+#define ARM_0_SEM0       HW_REGISTER_RW(ARM_SBM_OWN0+0x00)
+#define ARM_0_SEM1       HW_REGISTER_RW(ARM_SBM_OWN0+0x04)
+#define ARM_0_SEM2       HW_REGISTER_RW(ARM_SBM_OWN0+0x08)
+#define ARM_0_SEM3       HW_REGISTER_RW(ARM_SBM_OWN0+0x0C)
+#define ARM_0_SEM4       HW_REGISTER_RW(ARM_SBM_OWN0+0x10)
+#define ARM_0_SEM5       HW_REGISTER_RW(ARM_SBM_OWN0+0x14)
+#define ARM_0_SEM6       HW_REGISTER_RW(ARM_SBM_OWN0+0x18)
+#define ARM_0_SEM7       HW_REGISTER_RW(ARM_SBM_OWN0+0x1C)
+#define ARM_0_BELL0      HW_REGISTER_RW(ARM_SBM_OWN0+0x40)
+#define ARM_0_BELL1      HW_REGISTER_RW(ARM_SBM_OWN0+0x44)
+#define ARM_0_BELL2      HW_REGISTER_RW(ARM_SBM_OWN0+0x48)
+#define ARM_0_BELL3      HW_REGISTER_RW(ARM_SBM_OWN0+0x4C)
+/* MAILBOX 0 access in Owner 0 area */
+/* Some addresses should ONLY be used by owner 0 */
+#define ARM_0_MAIL0_WRT  HW_REGISTER_RW(ARM_SBM_OWN0+0x80)  /* .. 0x8C (4 locations) */
+#define ARM_0_MAIL0_RD   HW_REGISTER_RW(ARM_SBM_OWN0+0x80)  /* .. 0x8C (4 locations) Normal read */
+#define ARM_0_MAIL0_POL  HW_REGISTER_RW(ARM_SBM_OWN0+0x90)  /* none-pop read */
+#define ARM_0_MAIL0_SND  HW_REGISTER_RW(ARM_SBM_OWN0+0x94)  /* Sender read (only LS 2 bits) */
+#define ARM_0_MAIL0_STA  HW_REGISTER_RW(ARM_SBM_OWN0+0x98)  /* Status read */
+#define ARM_0_MAIL0_CNF  HW_REGISTER_RW(ARM_SBM_OWN0+0x9C)  /* Config read/write */
+/* MAILBOX 1 access in Owner 0 area */
+/* Owner 0 should only WRITE to this mailbox */
+#define ARM_0_MAIL1_WRT  HW_REGISTER_RW(ARM_SBM_OWN0+0xA0)   /* .. 0xAC (4 locations) */
+/*#define ARM_0_MAIL1_RD   HW_REGISTER_RW(ARM_SBM_OWN0+0xA0) */ /* DO NOT USE THIS !!!!! */
+/*#define ARM_0_MAIL1_POL  HW_REGISTER_RW(ARM_SBM_OWN0+0xB0) */ /* DO NOT USE THIS !!!!! */
+/*#define ARM_0_MAIL1_SND  HW_REGISTER_RW(ARM_SBM_OWN0+0xB4) */ /* DO NOT USE THIS !!!!! */
+#define ARM_0_MAIL1_STA  HW_REGISTER_RW(ARM_SBM_OWN0+0xB8)   /* Status read */
+/*#define ARM_0_MAIL1_CNF  HW_REGISTER_RW(ARM_SBM_OWN0+0xBC) */ /* DO NOT USE THIS !!!!! */
+/* General SEM, BELL, MAIL config/status */
+#define ARM_0_SEMCLRDBG   HW_REGISTER_RW(ARM_SBM_OWN0+0xE0)  /* semaphore clear/debug register */
+#define ARM_0_BELLCLRDBG  HW_REGISTER_RW(ARM_SBM_OWN0+0xE4)  /* Doorbells clear/debug register */
+#define ARM_0_ALL_IRQS    HW_REGISTER_RW(ARM_SBM_OWN0+0xF8)  /* ALL interrupts */
+#define ARM_0_MY_IRQS     HW_REGISTER_RW(ARM_SBM_OWN0+0xFC)  /* IRQS pending for owner 0 */
+
+/* Semaphores, Doorbells, Mailboxes Owner 1 */
+#define ARM_1_SEMS       HW_REGISTER_RW(ARM_SBM_OWN1+0x00)
+#define ARM_1_SEM0       HW_REGISTER_RW(ARM_SBM_OWN1+0x00)
+#define ARM_1_SEM1       HW_REGISTER_RW(ARM_SBM_OWN1+0x04)
+#define ARM_1_SEM2       HW_REGISTER_RW(ARM_SBM_OWN1+0x08)
+#define ARM_1_SEM3       HW_REGISTER_RW(ARM_SBM_OWN1+0x0C)
+#define ARM_1_SEM4       HW_REGISTER_RW(ARM_SBM_OWN1+0x10)
+#define ARM_1_SEM5       HW_REGISTER_RW(ARM_SBM_OWN1+0x14)
+#define ARM_1_SEM6       HW_REGISTER_RW(ARM_SBM_OWN1+0x18)
+#define ARM_1_SEM7       HW_REGISTER_RW(ARM_SBM_OWN1+0x1C)
+#define ARM_1_BELL0      HW_REGISTER_RW(ARM_SBM_OWN1+0x40)
+#define ARM_1_BELL1      HW_REGISTER_RW(ARM_SBM_OWN1+0x44)
+#define ARM_1_BELL2      HW_REGISTER_RW(ARM_SBM_OWN1+0x48)
+#define ARM_1_BELL3      HW_REGISTER_RW(ARM_SBM_OWN1+0x4C)
+/* MAILBOX 0 access in Owner 0 area */
+/* Owner 1 should only WRITE to this mailbox */
+#define ARM_1_MAIL0_WRT  HW_REGISTER_RW(ARM_SBM_OWN1+0x80)  /* .. 0x8C (4 locations) */
+/*#define ARM_1_MAIL0_RD  HW_REGISTER_RW(ARM_SBM_OWN1+0x80) */ /* DO NOT USE THIS !!!!! */
+/*#define ARM_1_MAIL0_POL HW_REGISTER_RW(ARM_SBM_OWN1+0x90) */ /* DO NOT USE THIS !!!!! */
+/*#define ARM_1_MAIL0_SND HW_REGISTER_RW(ARM_SBM_OWN1+0x94) */ /* DO NOT USE THIS !!!!! */
+#define ARM_1_MAIL0_STA  HW_REGISTER_RW(ARM_SBM_OWN1+0x98)  /* Status read */
+/*#define ARM_1_MAIL0_CNF HW_REGISTER_RW(ARM_SBM_OWN1+0x9C) */ /* DO NOT USE THIS !!!!! */
+/* MAILBOX 1 access in Owner 0 area */
+#define ARM_1_MAIL1_WRT  HW_REGISTER_RW(ARM_SBM_OWN1+0xA0)  /* .. 0xAC (4 locations) */
+#define ARM_1_MAIL1_RD   HW_REGISTER_RW(ARM_SBM_OWN1+0xA0)  /* .. 0xAC (4 locations) Normal read */
+#define ARM_1_MAIL1_POL  HW_REGISTER_RW(ARM_SBM_OWN1+0xB0)  /* none-pop read */
+#define ARM_1_MAIL1_SND  HW_REGISTER_RW(ARM_SBM_OWN1+0xB4)  /* Sender read (only LS 2 bits) */
+#define ARM_1_MAIL1_STA  HW_REGISTER_RW(ARM_SBM_OWN1+0xB8)  /* Status read */
+#define ARM_1_MAIL1_CNF  HW_REGISTER_RW(ARM_SBM_OWN1+0xBC)
+/* General SEM, BELL, MAIL config/status */
+#define ARM_1_SEMCLRDBG   HW_REGISTER_RW(ARM_SBM_OWN1+0xE0)  /* semaphore clear/debug register */
+#define ARM_1_BELLCLRDBG  HW_REGISTER_RW(ARM_SBM_OWN1+0xE4)  /* Doorbells clear/debug register */
+#define ARM_1_MY_IRQS     HW_REGISTER_RW(ARM_SBM_OWN1+0xFC)  /* IRQS pending for owner 1 */
+#define ARM_1_ALL_IRQS    HW_REGISTER_RW(ARM_SBM_OWN1+0xF8)  /* ALL interrupts */
+
+/* Semaphores, Doorbells, Mailboxes Owner 2 */
+#define ARM_2_SEMS       HW_REGISTER_RW(ARM_SBM_OWN2+0x00)
+#define ARM_2_SEM0       HW_REGISTER_RW(ARM_SBM_OWN2+0x00)
+#define ARM_2_SEM1       HW_REGISTER_RW(ARM_SBM_OWN2+0x04)
+#define ARM_2_SEM2       HW_REGISTER_RW(ARM_SBM_OWN2+0x08)
+#define ARM_2_SEM3       HW_REGISTER_RW(ARM_SBM_OWN2+0x0C)
+#define ARM_2_SEM4       HW_REGISTER_RW(ARM_SBM_OWN2+0x10)
+#define ARM_2_SEM5       HW_REGISTER_RW(ARM_SBM_OWN2+0x14)
+#define ARM_2_SEM6       HW_REGISTER_RW(ARM_SBM_OWN2+0x18)
+#define ARM_2_SEM7       HW_REGISTER_RW(ARM_SBM_OWN2+0x1C)
+#define ARM_2_BELL0      HW_REGISTER_RW(ARM_SBM_OWN2+0x40)
+#define ARM_2_BELL1      HW_REGISTER_RW(ARM_SBM_OWN2+0x44)
+#define ARM_2_BELL2      HW_REGISTER_RW(ARM_SBM_OWN2+0x48)
+#define ARM_2_BELL3      HW_REGISTER_RW(ARM_SBM_OWN2+0x4C)
+/* MAILBOX 0 access in Owner 2 area */
+/* Owner 2 should only WRITE to this mailbox */
+#define ARM_2_MAIL0_WRT  HW_REGISTER_RW(ARM_SBM_OWN2+0x80)   /* .. 0x8C (4 locations) */
+/*#define ARM_2_MAIL0_RD  HW_REGISTER_RW(ARM_SBM_OWN2+0x80)  */ /* DO NOT USE THIS !!!!! */
+/*#define ARM_2_MAIL0_POL HW_REGISTER_RW(ARM_SBM_OWN2+0x90)  */ /* DO NOT USE THIS !!!!! */
+/*#define ARM_2_MAIL0_SND HW_REGISTER_RW(ARM_SBM_OWN2+0x94)  */ /* DO NOT USE THIS !!!!! */
+#define ARM_2_MAIL0_STA  HW_REGISTER_RW(ARM_SBM_OWN2+0x98)   /* Status read */
+/*#define ARM_2_MAIL0_CNF HW_REGISTER_RW(ARM_SBM_OWN2+0x9C)  */ /* DO NOT USE THIS !!!!! */
+/* MAILBOX 1 access in Owner 2 area */
+/* Owner 2 should only WRITE to this mailbox */
+#define ARM_2_MAIL1_WRT  HW_REGISTER_RW(ARM_SBM_OWN2+0xA0)   /* .. 0xAC (4 locations) */
+/*#define ARM_2_MAIL1_RD   HW_REGISTER_RW(ARM_SBM_OWN2+0xA0) */ /* DO NOT USE THIS !!!!! */
+/*#define ARM_2_MAIL1_POL  HW_REGISTER_RW(ARM_SBM_OWN2+0xB0) */ /* DO NOT USE THIS !!!!! */
+/*#define ARM_2_MAIL1_SND  HW_REGISTER_RW(ARM_SBM_OWN2+0xB4) */ /* DO NOT USE THIS !!!!! */
+#define ARM_2_MAIL1_STA  HW_REGISTER_RW(ARM_SBM_OWN2+0xB8)   /* Status read */
+/*#define ARM_2_MAIL1_CNF  HW_REGISTER_RW(ARM_SBM_OWN2+0xBC) */ /* DO NOT USE THIS !!!!! */
+/* General SEM, BELL, MAIL config/status */
+#define ARM_2_SEMCLRDBG   HW_REGISTER_RW(ARM_SBM_OWN2+0xE0)  /* semaphore clear/debug register */
+#define ARM_2_BELLCLRDBG  HW_REGISTER_RW(ARM_SBM_OWN2+0xE4)  /* Doorbells clear/debug register */
+#define ARM_2_MY_IRQS     HW_REGISTER_RW(ARM_SBM_OWN2+0xFC)  /* IRQS pending for owner 2 */
+#define ARM_2_ALL_IRQS    HW_REGISTER_RW(ARM_SBM_OWN2+0xF8)  /* ALL interrupts */
+
+/* Semaphores, Doorbells, Mailboxes Owner 3 */
+#define ARM_3_SEMS       HW_REGISTER_RW(ARM_SBM_OWN3+0x00)
+#define ARM_3_SEM0       HW_REGISTER_RW(ARM_SBM_OWN3+0x00)
+#define ARM_3_SEM1       HW_REGISTER_RW(ARM_SBM_OWN3+0x04)
+#define ARM_3_SEM2       HW_REGISTER_RW(ARM_SBM_OWN3+0x08)
+#define ARM_3_SEM3       HW_REGISTER_RW(ARM_SBM_OWN3+0x0C)
+#define ARM_3_SEM4       HW_REGISTER_RW(ARM_SBM_OWN3+0x10)
+#define ARM_3_SEM5       HW_REGISTER_RW(ARM_SBM_OWN3+0x14)
+#define ARM_3_SEM6       HW_REGISTER_RW(ARM_SBM_OWN3+0x18)
+#define ARM_3_SEM7       HW_REGISTER_RW(ARM_SBM_OWN3+0x1C)
+#define ARM_3_BELL0      HW_REGISTER_RW(ARM_SBM_OWN3+0x40)
+#define ARM_3_BELL1      HW_REGISTER_RW(ARM_SBM_OWN3+0x44)
+#define ARM_3_BELL2      HW_REGISTER_RW(ARM_SBM_OWN3+0x48)
+#define ARM_3_BELL3      HW_REGISTER_RW(ARM_SBM_OWN3+0x4C)
+/* MAILBOX 0 access in Owner 3 area */
+/* Owner 3 should only WRITE to this mailbox */
+#define ARM_3_MAIL0_WRT  HW_REGISTER_RW(ARM_SBM_OWN3+0x80)   /* .. 0x8C (4 locations) */
+/*#define ARM_3_MAIL0_RD  HW_REGISTER_RW(ARM_SBM_OWN3+0x80)  */ /* DO NOT USE THIS !!!!! */
+/*#define ARM_3_MAIL0_POL HW_REGISTER_RW(ARM_SBM_OWN3+0x90)  */ /* DO NOT USE THIS !!!!! */
+/*#define ARM_3_MAIL0_SND HW_REGISTER_RW(ARM_SBM_OWN3+0x94)  */ /* DO NOT USE THIS !!!!! */
+#define ARM_3_MAIL0_STA HW_REGISTER_RW(ARM_SBM_OWN3+0x98)    /* Status read */
+/*#define ARM_3_MAIL0_CNF HW_REGISTER_RW(ARM_SBM_OWN3+0x9C)  */ /* DO NOT USE THIS !!!!! */
+/* MAILBOX 1 access in Owner 3 area */
+/* Owner 3 should only WRITE to this mailbox */
+#define ARM_3_MAIL1_WRT  HW_REGISTER_RW(ARM_SBM_OWN3+0xA0)   /* .. 0xAC (4 locations) */
+/*#define ARM_3_MAIL1_RD   HW_REGISTER_RW(ARM_SBM_OWN3+0xA0) */ /* DO NOT USE THIS !!!!! */
+/*#define ARM_3_MAIL1_POL  HW_REGISTER_RW(ARM_SBM_OWN3+0xB0) */ /* DO NOT USE THIS !!!!! */
+/*#define ARM_3_MAIL1_SND  HW_REGISTER_RW(ARM_SBM_OWN3+0xB4) */ /* DO NOT USE THIS !!!!! */
+#define ARM_3_MAIL1_STA  HW_REGISTER_RW(ARM_SBM_OWN3+0xB8)   /* Status read */
+/*#define ARM_3_MAIL1_CNF  HW_REGISTER_RW(ARM_SBM_OWN3+0xBC) */ /* DO NOT USE THIS !!!!! */
+/* General SEM, BELL, MAIL config/status */
+#define ARM_3_SEMCLRDBG   HW_REGISTER_RW(ARM_SBM_OWN3+0xE0)  /* semaphore clear/debug register */
+#define ARM_3_BELLCLRDBG  HW_REGISTER_RW(ARM_SBM_OWN3+0xE4)  /* Doorbells clear/debug register */
+#define ARM_3_MY_IRQS     HW_REGISTER_RW(ARM_SBM_OWN3+0xFC)  /* IRQS pending for owner 3 */
+#define ARM_3_ALL_IRQS    HW_REGISTER_RW(ARM_SBM_OWN3+0xF8)  /* ALL interrupts */
+
+
+
+/*  Mailbox flags. Valid for all owners */
+
+/* Mailbox status register (...0x98) */
+#define ARM_MS_FULL       0x80000000
+#define ARM_MS_EMPTY      0x40000000
+#define ARM_MS_LEVEL      0x400000FF /* Max. value depdnds on mailbox depth parameter */
+
+/* MAILBOX config/status register (...0x9C) */
+/* ANY write to this register clears the error bits! */
+#define ARM_MC_IHAVEDATAIRQEN    0x00000001 /* mailbox irq enable:  has data */
+#define ARM_MC_IHAVESPACEIRQEN   0x00000002 /* mailbox irq enable:  has space */
+#define ARM_MC_OPPISEMPTYIRQEN   0x00000004 /* mailbox irq enable: Opp. is empty */
+#define ARM_MC_MAIL_CLEAR        0x00000008 /* mailbox clear write 1, then  0 */
+#define ARM_MC_IHAVEDATAIRQPEND  0x00000010 /* mailbox irq pending:  has space */
+#define ARM_MC_IHAVESPACEIRQPEND 0x00000020 /* mailbox irq pending: Opp. is empty */
+#define ARM_MC_OPPISEMPTYIRQPEND 0x00000040 /* mailbox irq pending */
+/* Bit 7 is unused */
+#define ARM_MC_ERRNOOWN   0x00000100 /* error : none owner read from mailbox */
+#define ARM_MC_ERROVERFLW 0x00000200 /* error : write to fill mailbox */
+#define ARM_MC_ERRUNDRFLW 0x00000400 /* error : read from empty mailbox */
+
+/* Semaphore clear/debug register (...0xE0) */
+#define ARM_SD_OWN0      0x00000003  /* Owner of sem 0 */
+#define ARM_SD_OWN1      0x0000000C  /* Owner of sem 1 */
+#define ARM_SD_OWN2      0x00000030  /* Owner of sem 2 */
+#define ARM_SD_OWN3      0x000000C0  /* Owner of sem 3 */
+#define ARM_SD_OWN4      0x00000300  /* Owner of sem 4 */
+#define ARM_SD_OWN5      0x00000C00  /* Owner of sem 5 */
+#define ARM_SD_OWN6      0x00003000  /* Owner of sem 6 */
+#define ARM_SD_OWN7      0x0000C000  /* Owner of sem 7 */
+#define ARM_SD_SEM0      0x00010000  /* Status of sem 0 */
+#define ARM_SD_SEM1      0x00020000  /* Status of sem 1 */
+#define ARM_SD_SEM2      0x00040000  /* Status of sem 2 */
+#define ARM_SD_SEM3      0x00080000  /* Status of sem 3 */
+#define ARM_SD_SEM4      0x00100000  /* Status of sem 4 */
+#define ARM_SD_SEM5      0x00200000  /* Status of sem 5 */
+#define ARM_SD_SEM6      0x00400000  /* Status of sem 6 */
+#define ARM_SD_SEM7      0x00800000  /* Status of sem 7 */
+
+/* Doorbells clear/debug register (...0xE4) */
+#define ARM_BD_OWN0      0x00000003  /* Owner of doorbell 0 */
+#define ARM_BD_OWN1      0x0000000C  /* Owner of doorbell 1 */
+#define ARM_BD_OWN2      0x00000030  /* Owner of doorbell 2 */
+#define ARM_BD_OWN3      0x000000C0  /* Owner of doorbell 3 */
+#define ARM_BD_BELL0     0x00000100  /* Status of doorbell 0 */
+#define ARM_BD_BELL1     0x00000200  /* Status of doorbell 1 */
+#define ARM_BD_BELL2     0x00000400  /* Status of doorbell 2 */
+#define ARM_BD_BELL3     0x00000800  /* Status of doorbell 3 */
+
+/* MY IRQS register (...0xF8) */
+#define ARM_MYIRQ_BELL   0x00000001  /* This owner has a doorbell IRQ */
+#define ARM_MYIRQ_MAIL   0x00000002  /* This owner has a mailbox  IRQ */
+
+/* ALL IRQS register (...0xF8) */
+#define ARM_AIS_BELL0 0x00000001  /* Doorbell 0 IRQ pending */
+#define ARM_AIS_BELL1 0x00000002  /* Doorbell 1 IRQ pending */
+#define ARM_AIS_BELL2 0x00000004  /* Doorbell 2 IRQ pending */
+#define ARM_AIS_BELL3 0x00000008  /* Doorbell 3 IRQ pending */
+#define ARM_AIS0_HAVEDATA 0x00000010  /* MAIL 0 has data IRQ pending */
+#define ARM_AIS0_HAVESPAC 0x00000020  /* MAIL 0 has space IRQ pending */
+#define ARM_AIS0_OPPEMPTY 0x00000040  /* MAIL 0 opposite is empty IRQ */
+#define ARM_AIS1_HAVEDATA 0x00000080  /* MAIL 1 has data IRQ pending */
+#define ARM_AIS1_HAVESPAC 0x00000100  /* MAIL 1 has space IRQ pending */
+#define ARM_AIS1_OPPEMPTY 0x00000200  /* MAIL 1 opposite is empty IRQ */
+/* Note   that bell-0, bell-1 and MAIL0 IRQ go only to the ARM */
+/* Whilst that bell-2, bell-3 and MAIL1 IRQ go only to the VC */
+/* */
+/* ARM JTAG BASH */
+/* */
+#define AJB_BASE 0x7e2000c0
+
+#define AJBCONF HW_REGISTER_RW(AJB_BASE+0x00)
+#define   AJB_BITS0    0x000000
+#define   AJB_BITS4    0x000004
+#define   AJB_BITS8    0x000008
+#define   AJB_BITS12   0x00000C
+#define   AJB_BITS16   0x000010
+#define   AJB_BITS20   0x000014
+#define   AJB_BITS24   0x000018
+#define   AJB_BITS28   0x00001C
+#define   AJB_BITS32   0x000020
+#define   AJB_BITS34   0x000022
+#define   AJB_OUT_MS   0x000040
+#define   AJB_OUT_LS   0x000000
+#define   AJB_INV_CLK  0x000080
+#define   AJB_D0_RISE  0x000100
+#define   AJB_D0_FALL  0x000000
+#define   AJB_D1_RISE  0x000200
+#define   AJB_D1_FALL  0x000000
+#define   AJB_IN_RISE  0x000400
+#define   AJB_IN_FALL  0x000000
+#define   AJB_ENABLE   0x000800
+#define   AJB_HOLD0    0x000000
+#define   AJB_HOLD1    0x001000
+#define   AJB_HOLD2    0x002000
+#define   AJB_HOLD3    0x003000
+#define   AJB_RESETN   0x004000
+#define   AJB_CLKSHFT  16
+#define   AJB_BUSY     0x80000000
+#define AJBTMS HW_REGISTER_RW(AJB_BASE+0x04)
+#define AJBTDI HW_REGISTER_RW(AJB_BASE+0x08)
+#define AJBTDO HW_REGISTER_RW(AJB_BASE+0x0c)
+
+#endif
diff --git a/arch/arm/mach-bcm2708/include/mach/arm_power.h b/arch/arm/mach-bcm2708/include/mach/arm_power.h
new file mode 100644
index 0000000..aae9136
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/arm_power.h
@@ -0,0 +1,60 @@
+/*
+ *  linux/arch/arm/mach-bcm2708/include/mach/arm_power.h
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef _ARM_POWER_H
+#define _ARM_POWER_H
+
+/* Use meaningful names on each side */
+#ifdef __VIDEOCORE__
+#define PREFIX(x) ARM_##x
+#else
+#define PREFIX(x) BCM_##x
+#endif
+
+enum {
+	PREFIX(POWER_SDCARD_BIT),
+	PREFIX(POWER_UART_BIT),
+	PREFIX(POWER_MINIUART_BIT),
+	PREFIX(POWER_USB_BIT),
+	PREFIX(POWER_I2C0_BIT),
+	PREFIX(POWER_I2C1_BIT),
+	PREFIX(POWER_I2C2_BIT),
+	PREFIX(POWER_SPI_BIT),
+	PREFIX(POWER_CCP2TX_BIT),
+
+	PREFIX(POWER_MAX)
+};
+
+enum {
+	PREFIX(POWER_SDCARD) = (1 << PREFIX(POWER_SDCARD_BIT)),
+	PREFIX(POWER_UART) = (1 << PREFIX(POWER_UART_BIT)),
+	PREFIX(POWER_MINIUART) = (1 << PREFIX(POWER_MINIUART_BIT)),
+	PREFIX(POWER_USB) = (1 << PREFIX(POWER_USB_BIT)),
+	PREFIX(POWER_I2C0) = (1 << PREFIX(POWER_I2C0_BIT)),
+	PREFIX(POWER_I2C1_MASK) = (1 << PREFIX(POWER_I2C1_BIT)),
+	PREFIX(POWER_I2C2_MASK) = (1 << PREFIX(POWER_I2C2_BIT)),
+	PREFIX(POWER_SPI_MASK) = (1 << PREFIX(POWER_SPI_BIT)),
+	PREFIX(POWER_CCP2TX_MASK) = (1 << PREFIX(POWER_CCP2TX_BIT)),
+
+	PREFIX(POWER_MASK) = (1 << PREFIX(POWER_MAX)) - 1,
+	PREFIX(POWER_NONE) = 0
+};
+
+#endif
diff --git a/arch/arm/mach-bcm2708/include/mach/clkdev.h b/arch/arm/mach-bcm2708/include/mach/clkdev.h
new file mode 100644
index 0000000..04b37a8
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/clkdev.h
@@ -0,0 +1,7 @@
+#ifndef __ASM_MACH_CLKDEV_H
+#define __ASM_MACH_CLKDEV_H
+
+#define __clk_get(clk) ({ 1; })
+#define __clk_put(clk) do { } while (0)
+
+#endif
diff --git a/arch/arm/mach-bcm2708/include/mach/debug-macro.S b/arch/arm/mach-bcm2708/include/mach/debug-macro.S
new file mode 100644
index 0000000..b24304a
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/debug-macro.S
@@ -0,0 +1,22 @@
+/* arch/arm/mach-bcm2708/include/mach/debug-macro.S
+ *
+ * Debugging macro include header
+ *
+ *  Copyright (C) 2010 Broadcom
+ *  Copyright (C) 1994-1999 Russell King
+ *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
+ *
+ * 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/platform.h>
+
+		.macro	addruart, rp, rv, tmp
+		ldr	\rp, =UART0_BASE
+		ldr	\rv, =IO_ADDRESS(UART0_BASE)
+		.endm
+
+#include <debug/pl01x.S>
diff --git a/arch/arm/mach-bcm2708/include/mach/dma.h b/arch/arm/mach-bcm2708/include/mach/dma.h
new file mode 100644
index 0000000..ac7a4a0
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/dma.h
@@ -0,0 +1,86 @@
+/*
+ *  linux/arch/arm/mach-bcm2708/include/mach/dma.h
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * 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 _MACH_BCM2708_DMA_H
+#define _MACH_BCM2708_DMA_H
+
+#define BCM_DMAMAN_DRIVER_NAME "bcm2708_dma"
+
+/* DMA CS Control and Status bits */
+#define BCM2708_DMA_ACTIVE	(1 << 0)
+#define BCM2708_DMA_INT		(1 << 2)
+#define BCM2708_DMA_ISPAUSED	(1 << 4)  /* Pause requested or not active */
+#define BCM2708_DMA_ISHELD	(1 << 5)  /* Is held by DREQ flow control */
+#define BCM2708_DMA_ERR		(1 << 8)
+#define BCM2708_DMA_ABORT	(1 << 30) /* stop current CB, go to next, WO */
+#define BCM2708_DMA_RESET	(1 << 31) /* WO, self clearing */
+
+/* DMA control block "info" field bits */
+#define BCM2708_DMA_INT_EN	(1 << 0)
+#define BCM2708_DMA_TDMODE	(1 << 1)
+#define BCM2708_DMA_WAIT_RESP	(1 << 3)
+#define BCM2708_DMA_D_INC	(1 << 4)
+#define BCM2708_DMA_D_WIDTH	(1 << 5)
+#define BCM2708_DMA_D_DREQ	(1 << 6)
+#define BCM2708_DMA_S_INC	(1 << 8)
+#define BCM2708_DMA_S_WIDTH	(1 << 9)
+#define BCM2708_DMA_S_DREQ	(1 << 10)
+
+#define	BCM2708_DMA_BURST(x)	(((x)&0xf) << 12)
+#define	BCM2708_DMA_PER_MAP(x)	((x) << 16)
+#define	BCM2708_DMA_WAITS(x)	(((x)&0x1f) << 21)
+
+#define BCM2708_DMA_DREQ_EMMC	11
+#define BCM2708_DMA_DREQ_SDHOST	13
+
+#define BCM2708_DMA_CS		0x00 /* Control and Status */
+#define BCM2708_DMA_ADDR	0x04
+/* the current control block appears in the following registers - read only */
+#define BCM2708_DMA_INFO	0x08
+#define BCM2708_DMA_NEXTCB	0x1C
+#define BCM2708_DMA_DEBUG	0x20
+
+#define BCM2708_DMA4_CS		(BCM2708_DMA_CHAN(4)+BCM2708_DMA_CS)
+#define BCM2708_DMA4_ADDR	(BCM2708_DMA_CHAN(4)+BCM2708_DMA_ADDR)
+
+#define BCM2708_DMA_TDMODE_LEN(w, h) ((h) << 16 | (w))
+
+struct bcm2708_dma_cb {
+	unsigned long info;
+	unsigned long src;
+	unsigned long dst;
+	unsigned long length;
+	unsigned long stride;
+	unsigned long next;
+	unsigned long pad[2];
+};
+
+extern int bcm_sg_suitable_for_dma(struct scatterlist *sg_ptr, int sg_len);
+extern void bcm_dma_start(void __iomem *dma_chan_base,
+			  dma_addr_t control_block);
+extern void bcm_dma_wait_idle(void __iomem *dma_chan_base);
+extern int /*rc*/ bcm_dma_abort(void __iomem *dma_chan_base);
+
+/* When listing features we can ask for when allocating DMA channels give
+   those with higher priority smaller ordinal numbers */
+#define BCM_DMA_FEATURE_FAST_ORD 0
+#define BCM_DMA_FEATURE_BULK_ORD 1
+#define BCM_DMA_FEATURE_FAST	 (1<<BCM_DMA_FEATURE_FAST_ORD)
+#define BCM_DMA_FEATURE_BULK	 (1<<BCM_DMA_FEATURE_BULK_ORD)
+#define BCM_DMA_FEATURE_COUNT	 2
+
+/* return channel no or -ve error */
+extern int bcm_dma_chan_alloc(unsigned preferred_feature_set,
+			      void __iomem **out_dma_base, int *out_dma_irq);
+extern int bcm_dma_chan_free(int channel);
+
+
+#endif /* _MACH_BCM2708_DMA_H */
diff --git a/arch/arm/mach-bcm2708/include/mach/entry-macro.S b/arch/arm/mach-bcm2708/include/mach/entry-macro.S
new file mode 100644
index 0000000..79b62d9
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/entry-macro.S
@@ -0,0 +1,69 @@
+/*
+ * arch/arm/mach-bcm2708/include/mach/entry-macro.S
+ *
+ * Low-level IRQ helper macros for BCM2708 platforms
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#include <mach/hardware.h>
+
+		.macro	disable_fiq
+		.endm
+
+		.macro  get_irqnr_preamble, base, tmp
+		ldr	\base, =IO_ADDRESS(ARMCTRL_IC_BASE)
+		.endm
+
+		.macro  arch_ret_to_user, tmp1, tmp2
+		.endm
+
+		.macro	get_irqnr_and_base, irqnr, irqstat, base, tmp
+		/* get masked status */
+		ldr	\irqstat, [\base, #(ARM_IRQ_PEND0 - ARMCTRL_IC_BASE)]
+		mov	\irqnr, #(ARM_IRQ0_BASE + 31)
+		and	\tmp, \irqstat, #0x300		 @ save bits 8 and 9
+		/* clear bits 8 and 9, and test */
+		bics	\irqstat, \irqstat, #0x300
+		bne	1010f
+
+		tst	\tmp, #0x100
+		ldrne	\irqstat, [\base, #(ARM_IRQ_PEND1 - ARMCTRL_IC_BASE)]
+		movne \irqnr, #(ARM_IRQ1_BASE + 31)
+		@ Mask out the interrupts also present in PEND0 - see SW-5809
+		bicne \irqstat, #((1<<7) | (1<<9) | (1<<10))
+		bicne \irqstat, #((1<<18) | (1<<19))
+		bne	1010f
+
+		tst	\tmp, #0x200
+		ldrne \irqstat, [\base, #(ARM_IRQ_PEND2 - ARMCTRL_IC_BASE)]
+		movne \irqnr, #(ARM_IRQ2_BASE + 31)
+		@ Mask out the interrupts also present in PEND0 - see SW-5809
+		bicne \irqstat, #((1<<21) | (1<<22) | (1<<23) | (1<<24) | (1<<25))
+		bicne \irqstat, #((1<<30))
+		beq 1020f
+
+1010:
+		@ For non-zero x, LSB(x) = 31 - CLZ(x^(x-1))
+		@ N.B. CLZ is an ARM5 instruction.
+		sub	\tmp, \irqstat, #1
+		eor	\irqstat, \irqstat, \tmp
+		clz	\tmp, \irqstat
+		sub	\irqnr, \tmp
+
+1020:	@ EQ will be set if no irqs pending
+
+		.endm
diff --git a/arch/arm/mach-bcm2708/include/mach/frc.h b/arch/arm/mach-bcm2708/include/mach/frc.h
new file mode 100644
index 0000000..dd51e07
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/frc.h
@@ -0,0 +1,38 @@
+/*
+ *  arch/arm/mach-bcm2708/include/mach/timex.h
+ *
+ *  BCM2708 free running counter (timer)
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef _MACH_FRC_H
+#define _MACH_FRC_H
+
+#define FRC_TICK_RATE		(1000000)
+
+/*! Free running counter incrementing at the CLOCK_TICK_RATE
+    (slightly faster than frc_clock_ticks63()
+ */
+extern unsigned long frc_clock_ticks32(void);
+
+/*! Free running counter incrementing at the CLOCK_TICK_RATE
+ *  Note - top bit should be ignored (see cnt32_to_63)
+ */
+extern unsigned long long frc_clock_ticks63(void);
+
+#endif
diff --git a/arch/arm/mach-bcm2708/include/mach/gpio.h b/arch/arm/mach-bcm2708/include/mach/gpio.h
new file mode 100644
index 0000000..7965a97
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/gpio.h
@@ -0,0 +1,17 @@
+/*
+ * arch/arm/mach-bcm2708/include/mach/gpio.h
+ *
+ * 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.
+ */
+
+#ifndef __ASM_ARCH_GPIO_H
+#define __ASM_ARCH_GPIO_H
+
+#define BCM2708_NR_GPIOS 54 // number of gpio lines
+
+#define gpio_to_irq(x)	((x) + GPIO_IRQ_START)
+#define irq_to_gpio(x)	((x) - GPIO_IRQ_START)
+
+#endif
diff --git a/arch/arm/mach-bcm2708/include/mach/hardware.h b/arch/arm/mach-bcm2708/include/mach/hardware.h
new file mode 100644
index 0000000..c2954e8
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/hardware.h
@@ -0,0 +1,28 @@
+/*
+ *  arch/arm/mach-bcm2708/include/mach/hardware.h
+ *
+ *  This file contains the hardware definitions of the BCM2708 devices.
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include <asm/sizes.h>
+#include <mach/platform.h>
+
+#endif
diff --git a/arch/arm/mach-bcm2708/include/mach/io.h b/arch/arm/mach-bcm2708/include/mach/io.h
new file mode 100644
index 0000000..e6eb84d
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/io.h
@@ -0,0 +1,27 @@
+/*
+ *  arch/arm/mach-bcm2708/include/mach/io.h
+ *
+ *  Copyright (C) 2003 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARM_ARCH_IO_H
+#define __ASM_ARM_ARCH_IO_H
+
+#define IO_SPACE_LIMIT 0xffffffff
+
+#define __io(a)		__typesafe_io(a)
+
+#endif
diff --git a/arch/arm/mach-bcm2708/include/mach/irqs.h b/arch/arm/mach-bcm2708/include/mach/irqs.h
new file mode 100644
index 0000000..faf5d1a
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/irqs.h
@@ -0,0 +1,194 @@
+/*
+ *  arch/arm/mach-bcm2708/include/mach/irqs.h
+ *
+ *  Copyright (C) 2010 Broadcom
+ *  Copyright (C) 2003 ARM Limited
+ *  Copyright (C) 2000 Deep Blue Solutions Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef _BCM2708_IRQS_H_
+#define _BCM2708_IRQS_H_
+
+#include <mach/platform.h>
+
+/*
+ *  IRQ interrupts definitions are the same as the INT definitions
+ *  held within platform.h
+ */
+#define IRQ_ARMCTRL_START     0
+#define IRQ_TIMER0            (IRQ_ARMCTRL_START + INTERRUPT_TIMER0)
+#define IRQ_TIMER1            (IRQ_ARMCTRL_START + INTERRUPT_TIMER1)
+#define IRQ_TIMER2            (IRQ_ARMCTRL_START + INTERRUPT_TIMER2)
+#define IRQ_TIMER3            (IRQ_ARMCTRL_START + INTERRUPT_TIMER3)
+#define IRQ_CODEC0            (IRQ_ARMCTRL_START + INTERRUPT_CODEC0)
+#define IRQ_CODEC1            (IRQ_ARMCTRL_START + INTERRUPT_CODEC1)
+#define IRQ_CODEC2            (IRQ_ARMCTRL_START + INTERRUPT_CODEC2)
+#define IRQ_JPEG              (IRQ_ARMCTRL_START + INTERRUPT_JPEG)
+#define IRQ_ISP               (IRQ_ARMCTRL_START + INTERRUPT_ISP)
+#define IRQ_USB               (IRQ_ARMCTRL_START + INTERRUPT_USB)
+#define IRQ_3D                (IRQ_ARMCTRL_START + INTERRUPT_3D)
+#define IRQ_TRANSPOSER        (IRQ_ARMCTRL_START + INTERRUPT_TRANSPOSER)
+#define IRQ_MULTICORESYNC0    (IRQ_ARMCTRL_START + INTERRUPT_MULTICORESYNC0)
+#define IRQ_MULTICORESYNC1    (IRQ_ARMCTRL_START + INTERRUPT_MULTICORESYNC1)
+#define IRQ_MULTICORESYNC2    (IRQ_ARMCTRL_START + INTERRUPT_MULTICORESYNC2)
+#define IRQ_MULTICORESYNC3    (IRQ_ARMCTRL_START + INTERRUPT_MULTICORESYNC3)
+#define IRQ_DMA0              (IRQ_ARMCTRL_START + INTERRUPT_DMA0)
+#define IRQ_DMA1              (IRQ_ARMCTRL_START + INTERRUPT_DMA1)
+#define IRQ_DMA2              (IRQ_ARMCTRL_START + INTERRUPT_DMA2)
+#define IRQ_DMA3              (IRQ_ARMCTRL_START + INTERRUPT_DMA3)
+#define IRQ_DMA4              (IRQ_ARMCTRL_START + INTERRUPT_DMA4)
+#define IRQ_DMA5              (IRQ_ARMCTRL_START + INTERRUPT_DMA5)
+#define IRQ_DMA6              (IRQ_ARMCTRL_START + INTERRUPT_DMA6)
+#define IRQ_DMA7              (IRQ_ARMCTRL_START + INTERRUPT_DMA7)
+#define IRQ_DMA8              (IRQ_ARMCTRL_START + INTERRUPT_DMA8)
+#define IRQ_DMA9              (IRQ_ARMCTRL_START + INTERRUPT_DMA9)
+#define IRQ_DMA10             (IRQ_ARMCTRL_START + INTERRUPT_DMA10)
+#define IRQ_DMA11             (IRQ_ARMCTRL_START + INTERRUPT_DMA11)
+#define IRQ_DMA12             (IRQ_ARMCTRL_START + INTERRUPT_DMA12)
+#define IRQ_AUX               (IRQ_ARMCTRL_START + INTERRUPT_AUX)
+#define IRQ_ARM               (IRQ_ARMCTRL_START + INTERRUPT_ARM)
+#define IRQ_VPUDMA            (IRQ_ARMCTRL_START + INTERRUPT_VPUDMA)
+#define IRQ_HOSTPORT          (IRQ_ARMCTRL_START + INTERRUPT_HOSTPORT)
+#define IRQ_VIDEOSCALER       (IRQ_ARMCTRL_START + INTERRUPT_VIDEOSCALER)
+#define IRQ_CCP2TX            (IRQ_ARMCTRL_START + INTERRUPT_CCP2TX)
+#define IRQ_SDC               (IRQ_ARMCTRL_START + INTERRUPT_SDC)
+#define IRQ_DSI0              (IRQ_ARMCTRL_START + INTERRUPT_DSI0)
+#define IRQ_AVE               (IRQ_ARMCTRL_START + INTERRUPT_AVE)
+#define IRQ_CAM0              (IRQ_ARMCTRL_START + INTERRUPT_CAM0)
+#define IRQ_CAM1              (IRQ_ARMCTRL_START + INTERRUPT_CAM1)
+#define IRQ_HDMI0             (IRQ_ARMCTRL_START + INTERRUPT_HDMI0)
+#define IRQ_HDMI1             (IRQ_ARMCTRL_START + INTERRUPT_HDMI1)
+#define IRQ_PIXELVALVE1       (IRQ_ARMCTRL_START + INTERRUPT_PIXELVALVE1)
+#define IRQ_I2CSPISLV         (IRQ_ARMCTRL_START + INTERRUPT_I2CSPISLV)
+#define IRQ_DSI1              (IRQ_ARMCTRL_START + INTERRUPT_DSI1)
+#define IRQ_PWA0              (IRQ_ARMCTRL_START + INTERRUPT_PWA0)
+#define IRQ_PWA1              (IRQ_ARMCTRL_START + INTERRUPT_PWA1)
+#define IRQ_CPR               (IRQ_ARMCTRL_START + INTERRUPT_CPR)
+#define IRQ_SMI               (IRQ_ARMCTRL_START + INTERRUPT_SMI)
+#define IRQ_GPIO0             (IRQ_ARMCTRL_START + INTERRUPT_GPIO0)
+#define IRQ_GPIO1             (IRQ_ARMCTRL_START + INTERRUPT_GPIO1)
+#define IRQ_GPIO2             (IRQ_ARMCTRL_START + INTERRUPT_GPIO2)
+#define IRQ_GPIO3             (IRQ_ARMCTRL_START + INTERRUPT_GPIO3)
+#define IRQ_I2C               (IRQ_ARMCTRL_START + INTERRUPT_I2C)
+#define IRQ_SPI               (IRQ_ARMCTRL_START + INTERRUPT_SPI)
+#define IRQ_I2SPCM            (IRQ_ARMCTRL_START + INTERRUPT_I2SPCM)
+#define IRQ_SDIO              (IRQ_ARMCTRL_START + INTERRUPT_SDIO)
+#define IRQ_UART              (IRQ_ARMCTRL_START + INTERRUPT_UART)
+#define IRQ_SLIMBUS           (IRQ_ARMCTRL_START + INTERRUPT_SLIMBUS)
+#define IRQ_VEC               (IRQ_ARMCTRL_START + INTERRUPT_VEC)
+#define IRQ_CPG               (IRQ_ARMCTRL_START + INTERRUPT_CPG)
+#define IRQ_RNG               (IRQ_ARMCTRL_START + INTERRUPT_RNG)
+#define IRQ_ARASANSDIO        (IRQ_ARMCTRL_START + INTERRUPT_ARASANSDIO)
+#define IRQ_AVSPMON           (IRQ_ARMCTRL_START + INTERRUPT_AVSPMON)
+
+#define IRQ_ARM_TIMER         (IRQ_ARMCTRL_START + INTERRUPT_ARM_TIMER)
+#define IRQ_ARM_MAILBOX       (IRQ_ARMCTRL_START + INTERRUPT_ARM_MAILBOX)
+#define IRQ_ARM_DOORBELL_0    (IRQ_ARMCTRL_START + INTERRUPT_ARM_DOORBELL_0)
+#define IRQ_ARM_DOORBELL_1    (IRQ_ARMCTRL_START + INTERRUPT_ARM_DOORBELL_1)
+#define IRQ_VPU0_HALTED       (IRQ_ARMCTRL_START + INTERRUPT_VPU0_HALTED)
+#define IRQ_VPU1_HALTED       (IRQ_ARMCTRL_START + INTERRUPT_VPU1_HALTED)
+#define IRQ_ILLEGAL_TYPE0     (IRQ_ARMCTRL_START + INTERRUPT_ILLEGAL_TYPE0)
+#define IRQ_ILLEGAL_TYPE1     (IRQ_ARMCTRL_START + INTERRUPT_ILLEGAL_TYPE1)
+#define IRQ_PENDING1          (IRQ_ARMCTRL_START + INTERRUPT_PENDING1)
+#define IRQ_PENDING2          (IRQ_ARMCTRL_START + INTERRUPT_PENDING2)
+
+/*
+ *  FIQ interrupts definitions are the same as the INT definitions.
+ */
+#define FIQ_TIMER0            INT_TIMER0
+#define FIQ_TIMER1            INT_TIMER1
+#define FIQ_TIMER2            INT_TIMER2
+#define FIQ_TIMER3            INT_TIMER3
+#define FIQ_CODEC0            INT_CODEC0
+#define FIQ_CODEC1            INT_CODEC1
+#define FIQ_CODEC2            INT_CODEC2
+#define FIQ_JPEG              INT_JPEG
+#define FIQ_ISP               INT_ISP
+#define FIQ_USB               INT_USB
+#define FIQ_3D                INT_3D
+#define FIQ_TRANSPOSER        INT_TRANSPOSER
+#define FIQ_MULTICORESYNC0    INT_MULTICORESYNC0
+#define FIQ_MULTICORESYNC1    INT_MULTICORESYNC1
+#define FIQ_MULTICORESYNC2    INT_MULTICORESYNC2
+#define FIQ_MULTICORESYNC3    INT_MULTICORESYNC3
+#define FIQ_DMA0              INT_DMA0
+#define FIQ_DMA1              INT_DMA1
+#define FIQ_DMA2              INT_DMA2
+#define FIQ_DMA3              INT_DMA3
+#define FIQ_DMA4              INT_DMA4
+#define FIQ_DMA5              INT_DMA5
+#define FIQ_DMA6              INT_DMA6
+#define FIQ_DMA7              INT_DMA7
+#define FIQ_DMA8              INT_DMA8
+#define FIQ_DMA9              INT_DMA9
+#define FIQ_DMA10             INT_DMA10
+#define FIQ_DMA11             INT_DMA11
+#define FIQ_DMA12             INT_DMA12
+#define FIQ_AUX               INT_AUX
+#define FIQ_ARM               INT_ARM
+#define FIQ_VPUDMA            INT_VPUDMA
+#define FIQ_HOSTPORT          INT_HOSTPORT
+#define FIQ_VIDEOSCALER       INT_VIDEOSCALER
+#define FIQ_CCP2TX            INT_CCP2TX
+#define FIQ_SDC               INT_SDC
+#define FIQ_DSI0              INT_DSI0
+#define FIQ_AVE               INT_AVE
+#define FIQ_CAM0              INT_CAM0
+#define FIQ_CAM1              INT_CAM1
+#define FIQ_HDMI0             INT_HDMI0
+#define FIQ_HDMI1             INT_HDMI1
+#define FIQ_PIXELVALVE1       INT_PIXELVALVE1
+#define FIQ_I2CSPISLV         INT_I2CSPISLV
+#define FIQ_DSI1              INT_DSI1
+#define FIQ_PWA0              INT_PWA0
+#define FIQ_PWA1              INT_PWA1
+#define FIQ_CPR               INT_CPR
+#define FIQ_SMI               INT_SMI
+#define FIQ_GPIO0             INT_GPIO0
+#define FIQ_GPIO1             INT_GPIO1
+#define FIQ_GPIO2             INT_GPIO2
+#define FIQ_GPIO3             INT_GPIO3
+#define FIQ_I2C               INT_I2C
+#define FIQ_SPI               INT_SPI
+#define FIQ_I2SPCM            INT_I2SPCM
+#define FIQ_SDIO              INT_SDIO
+#define FIQ_UART              INT_UART
+#define FIQ_SLIMBUS           INT_SLIMBUS
+#define FIQ_VEC               INT_VEC
+#define FIQ_CPG               INT_CPG
+#define FIQ_RNG               INT_RNG
+#define FIQ_ARASANSDIO        INT_ARASANSDIO
+#define FIQ_AVSPMON           INT_AVSPMON
+
+#define FIQ_ARM_TIMER         INT_ARM_TIMER
+#define FIQ_ARM_MAILBOX       INT_ARM_MAILBOX
+#define FIQ_ARM_DOORBELL_0    INT_ARM_DOORBELL_0
+#define FIQ_ARM_DOORBELL_1    INT_ARM_DOORBELL_1
+#define FIQ_VPU0_HALTED       INT_VPU0_HALTED
+#define FIQ_VPU1_HALTED       INT_VPU1_HALTED
+#define FIQ_ILLEGAL_TYPE0     INT_ILLEGAL_TYPE0
+#define FIQ_ILLEGAL_TYPE1     INT_ILLEGAL_TYPE1
+#define FIQ_PENDING1          INT_PENDING1
+#define FIQ_PENDING2          INT_PENDING2
+
+#define HARD_IRQS	      (64 + 21)
+#define GPIO_IRQ_START  (HARD_IRQS)
+#define GPIO_IRQS	      (32*5)
+#define SPARE_IRQS		  (64)
+#define NR_IRQS		      (HARD_IRQS+GPIO_IRQS+SPARE_IRQS)
+
+#endif /* _BCM2708_IRQS_H_ */
diff --git a/arch/arm/mach-bcm2708/include/mach/memory.h b/arch/arm/mach-bcm2708/include/mach/memory.h
new file mode 100644
index 0000000..521540d
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/memory.h
@@ -0,0 +1,57 @@
+/*
+ *  arch/arm/mach-bcm2708/include/mach/memory.h
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARCH_MEMORY_H
+#define __ASM_ARCH_MEMORY_H
+
+/* Memory overview:
+
+   [ARMcore] <--virtual addr-->
+   [ARMmmu] <--physical addr-->
+   [GERTmap] <--bus add-->
+   [VCperiph]
+
+*/
+
+/*
+ * Physical DRAM offset.
+ */
+#define PLAT_PHYS_OFFSET	UL(0x00000000)
+#define VC_ARMMEM_OFFSET	UL(0x00000000)   /* offset in VC of ARM memory */
+
+#ifdef CONFIG_BCM2708_NOL2CACHE
+ #define _REAL_BUS_OFFSET UL(0xC0000000)   /* don't use L1 or L2 caches */
+#else
+ #define _REAL_BUS_OFFSET UL(0x40000000)   /* use L2 cache */
+#endif
+
+/* We're using the memory at 64M in the VideoCore for Linux - this adjustment
+ * will provide the offset into this area as well as setting the bits that
+ * stop the L1 and L2 cache from being used
+ *
+ * WARNING: this only works because the ARM is given memory at a fixed location
+ *          (ARMMEM_OFFSET)
+ */
+#define BUS_OFFSET          (VC_ARMMEM_OFFSET + _REAL_BUS_OFFSET)
+#define __virt_to_bus(x)    ((x) + (BUS_OFFSET - PAGE_OFFSET))
+#define __bus_to_virt(x)    ((x) - (BUS_OFFSET - PAGE_OFFSET))
+#define __pfn_to_bus(x)     (__pfn_to_phys(x) + (BUS_OFFSET - PLAT_PHYS_OFFSET))
+#define __bus_to_pfn(x)     __phys_to_pfn((x) - (BUS_OFFSET - PLAT_PHYS_OFFSET))
+
+#endif
diff --git a/arch/arm/mach-bcm2708/include/mach/platform.h b/arch/arm/mach-bcm2708/include/mach/platform.h
new file mode 100644
index 0000000..110ce07
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/platform.h
@@ -0,0 +1,220 @@
+/*
+ * arch/arm/mach-bcm2708/include/mach/platform.h
+ *
+ * Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef _BCM2708_PLATFORM_H
+#define _BCM2708_PLATFORM_H
+
+
+/* macros to get at IO space when running virtually */
+#define IO_ADDRESS(x)	(((x) & 0x0fffffff) + (((x) >> 4) & 0x0f000000) + 0xf0000000)
+
+#define __io_address(n)     IOMEM(IO_ADDRESS(n))
+
+
+/*
+ *  SDRAM
+ */
+#define BCM2708_SDRAM_BASE           0x00000000
+
+/*
+ *  Logic expansion modules
+ *
+ */
+
+
+/* ------------------------------------------------------------------------
+ *  BCM2708 ARMCTRL Registers
+ * ------------------------------------------------------------------------
+ */
+
+#define HW_REGISTER_RW(addr) (addr)
+#define HW_REGISTER_RO(addr) (addr)
+
+#include "arm_control.h"
+#undef ARM_BASE
+
+/*
+ * Definitions and addresses for the ARM CONTROL logic
+ * This file is manually generated.
+ */
+
+#define BCM2708_PERI_BASE        0x20000000
+#define ST_BASE                  (BCM2708_PERI_BASE + 0x3000)   /* System Timer */
+#define DMA_BASE		 (BCM2708_PERI_BASE + 0x7000)	/* DMA controller */
+#define ARM_BASE                 (BCM2708_PERI_BASE + 0xB000)	 /* BCM2708 ARM control block */
+#define PM_BASE			 (BCM2708_PERI_BASE + 0x100000) /* Power Management, Reset controller and Watchdog registers */
+#define GPIO_BASE                (BCM2708_PERI_BASE + 0x200000) /* GPIO */
+#define UART0_BASE               (BCM2708_PERI_BASE + 0x201000)	/* Uart 0 */
+#define MMCI0_BASE               (BCM2708_PERI_BASE + 0x202000) /* MMC interface */
+#define UART1_BASE               (BCM2708_PERI_BASE + 0x215000) /* Uart 1 */
+#define EMMC_BASE                (BCM2708_PERI_BASE + 0x300000) /* eMMC interface */
+#define SMI_BASE		 (BCM2708_PERI_BASE + 0x600000) /* SMI */
+#define USB_BASE                 (BCM2708_PERI_BASE + 0x980000) /* DTC_OTG USB controller */
+#define MCORE_BASE               (BCM2708_PERI_BASE + 0x0000)   /* Fake frame buffer device (actually the multicore sync block*/
+
+#define ARMCTRL_BASE             (ARM_BASE + 0x000)
+#define ARMCTRL_IC_BASE          (ARM_BASE + 0x200)           /* ARM interrupt controller */
+#define ARMCTRL_TIMER0_1_BASE    (ARM_BASE + 0x400)           /* Timer 0 and 1 */
+#define ARMCTRL_0_SBM_BASE       (ARM_BASE + 0x800)           /* User 0 (ARM)'s Semaphores Doorbells and Mailboxes */
+
+
+/*
+ * Interrupt assignments
+ */
+
+#define ARM_IRQ1_BASE                  0
+#define INTERRUPT_TIMER0               (ARM_IRQ1_BASE + 0)
+#define INTERRUPT_TIMER1               (ARM_IRQ1_BASE + 1)
+#define INTERRUPT_TIMER2               (ARM_IRQ1_BASE + 2)
+#define INTERRUPT_TIMER3               (ARM_IRQ1_BASE + 3)
+#define INTERRUPT_CODEC0               (ARM_IRQ1_BASE + 4)
+#define INTERRUPT_CODEC1               (ARM_IRQ1_BASE + 5)
+#define INTERRUPT_CODEC2               (ARM_IRQ1_BASE + 6)
+#define INTERRUPT_VC_JPEG              (ARM_IRQ1_BASE + 7)
+#define INTERRUPT_ISP                  (ARM_IRQ1_BASE + 8)
+#define INTERRUPT_VC_USB               (ARM_IRQ1_BASE + 9)
+#define INTERRUPT_VC_3D                (ARM_IRQ1_BASE + 10)
+#define INTERRUPT_TRANSPOSER           (ARM_IRQ1_BASE + 11)
+#define INTERRUPT_MULTICORESYNC0       (ARM_IRQ1_BASE + 12)
+#define INTERRUPT_MULTICORESYNC1       (ARM_IRQ1_BASE + 13)
+#define INTERRUPT_MULTICORESYNC2       (ARM_IRQ1_BASE + 14)
+#define INTERRUPT_MULTICORESYNC3       (ARM_IRQ1_BASE + 15)
+#define INTERRUPT_DMA0                 (ARM_IRQ1_BASE + 16)
+#define INTERRUPT_DMA1                 (ARM_IRQ1_BASE + 17)
+#define INTERRUPT_VC_DMA2              (ARM_IRQ1_BASE + 18)
+#define INTERRUPT_VC_DMA3              (ARM_IRQ1_BASE + 19)
+#define INTERRUPT_DMA4                 (ARM_IRQ1_BASE + 20)
+#define INTERRUPT_DMA5                 (ARM_IRQ1_BASE + 21)
+#define INTERRUPT_DMA6                 (ARM_IRQ1_BASE + 22)
+#define INTERRUPT_DMA7                 (ARM_IRQ1_BASE + 23)
+#define INTERRUPT_DMA8                 (ARM_IRQ1_BASE + 24)
+#define INTERRUPT_DMA9                 (ARM_IRQ1_BASE + 25)
+#define INTERRUPT_DMA10                (ARM_IRQ1_BASE + 26)
+#define INTERRUPT_DMA11                (ARM_IRQ1_BASE + 27)
+#define INTERRUPT_DMA12                (ARM_IRQ1_BASE + 28)
+#define INTERRUPT_AUX                (ARM_IRQ1_BASE + 29)
+#define INTERRUPT_ARM                  (ARM_IRQ1_BASE + 30)
+#define INTERRUPT_VPUDMA               (ARM_IRQ1_BASE + 31)
+
+#define ARM_IRQ2_BASE                  32
+#define INTERRUPT_HOSTPORT             (ARM_IRQ2_BASE + 0)
+#define INTERRUPT_VIDEOSCALER          (ARM_IRQ2_BASE + 1)
+#define INTERRUPT_CCP2TX               (ARM_IRQ2_BASE + 2)
+#define INTERRUPT_SDC                  (ARM_IRQ2_BASE + 3)
+#define INTERRUPT_DSI0                 (ARM_IRQ2_BASE + 4)
+#define INTERRUPT_AVE                  (ARM_IRQ2_BASE + 5)
+#define INTERRUPT_CAM0                 (ARM_IRQ2_BASE + 6)
+#define INTERRUPT_CAM1                 (ARM_IRQ2_BASE + 7)
+#define INTERRUPT_HDMI0                (ARM_IRQ2_BASE + 8)
+#define INTERRUPT_HDMI1                (ARM_IRQ2_BASE + 9)
+#define INTERRUPT_PIXELVALVE1          (ARM_IRQ2_BASE + 10)
+#define INTERRUPT_I2CSPISLV            (ARM_IRQ2_BASE + 11)
+#define INTERRUPT_DSI1                 (ARM_IRQ2_BASE + 12)
+#define INTERRUPT_PWA0                 (ARM_IRQ2_BASE + 13)
+#define INTERRUPT_PWA1                 (ARM_IRQ2_BASE + 14)
+#define INTERRUPT_CPR                  (ARM_IRQ2_BASE + 15)
+#define INTERRUPT_SMI                  (ARM_IRQ2_BASE + 16)
+#define INTERRUPT_GPIO0                (ARM_IRQ2_BASE + 17)
+#define INTERRUPT_GPIO1                (ARM_IRQ2_BASE + 18)
+#define INTERRUPT_GPIO2                (ARM_IRQ2_BASE + 19)
+#define INTERRUPT_GPIO3                (ARM_IRQ2_BASE + 20)
+#define INTERRUPT_VC_I2C               (ARM_IRQ2_BASE + 21)
+#define INTERRUPT_VC_SPI               (ARM_IRQ2_BASE + 22)
+#define INTERRUPT_VC_I2SPCM            (ARM_IRQ2_BASE + 23)
+#define INTERRUPT_VC_SDIO              (ARM_IRQ2_BASE + 24)
+#define INTERRUPT_VC_UART              (ARM_IRQ2_BASE + 25)
+#define INTERRUPT_SLIMBUS              (ARM_IRQ2_BASE + 26)
+#define INTERRUPT_VEC                  (ARM_IRQ2_BASE + 27)
+#define INTERRUPT_CPG                  (ARM_IRQ2_BASE + 28)
+#define INTERRUPT_RNG                  (ARM_IRQ2_BASE + 29)
+#define INTERRUPT_VC_ARASANSDIO        (ARM_IRQ2_BASE + 30)
+#define INTERRUPT_AVSPMON              (ARM_IRQ2_BASE + 31)
+
+#define ARM_IRQ0_BASE                  64
+#define INTERRUPT_ARM_TIMER            (ARM_IRQ0_BASE + 0)
+#define INTERRUPT_ARM_MAILBOX          (ARM_IRQ0_BASE + 1)
+#define INTERRUPT_ARM_DOORBELL_0       (ARM_IRQ0_BASE + 2)
+#define INTERRUPT_ARM_DOORBELL_1       (ARM_IRQ0_BASE + 3)
+#define INTERRUPT_VPU0_HALTED          (ARM_IRQ0_BASE + 4)
+#define INTERRUPT_VPU1_HALTED          (ARM_IRQ0_BASE + 5)
+#define INTERRUPT_ILLEGAL_TYPE0        (ARM_IRQ0_BASE + 6)
+#define INTERRUPT_ILLEGAL_TYPE1        (ARM_IRQ0_BASE + 7)
+#define INTERRUPT_PENDING1             (ARM_IRQ0_BASE + 8)
+#define INTERRUPT_PENDING2             (ARM_IRQ0_BASE + 9)
+#define INTERRUPT_JPEG                 (ARM_IRQ0_BASE + 10)
+#define INTERRUPT_USB                  (ARM_IRQ0_BASE + 11)
+#define INTERRUPT_3D                   (ARM_IRQ0_BASE + 12)
+#define INTERRUPT_DMA2                 (ARM_IRQ0_BASE + 13)
+#define INTERRUPT_DMA3                 (ARM_IRQ0_BASE + 14)
+#define INTERRUPT_I2C                  (ARM_IRQ0_BASE + 15)
+#define INTERRUPT_SPI                  (ARM_IRQ0_BASE + 16)
+#define INTERRUPT_I2SPCM               (ARM_IRQ0_BASE + 17)
+#define INTERRUPT_SDIO                 (ARM_IRQ0_BASE + 18)
+#define INTERRUPT_UART                 (ARM_IRQ0_BASE + 19)
+#define INTERRUPT_ARASANSDIO           (ARM_IRQ0_BASE + 20)
+
+#define MAXIRQNUM                      (32 + 32 + 20)
+#define MAXFIQNUM                      (32 + 32 + 20)
+
+#define MAX_TIMER                       2
+#define MAX_PERIOD                      699050
+#define TICKS_PER_uSEC                  1
+
+/*
+ *  These are useconds NOT ticks.
+ *
+ */
+#define mSEC_1                          1000
+#define mSEC_5                          (mSEC_1 * 5)
+#define mSEC_10                         (mSEC_1 * 10)
+#define mSEC_25                         (mSEC_1 * 25)
+#define SEC_1                           (mSEC_1 * 1000)
+
+/*
+ * Watchdog
+ */
+#define PM_RSTC			       (PM_BASE+0x1c)
+#define PM_RSTS			       (PM_BASE+0x20)
+#define PM_WDOG			       (PM_BASE+0x24)
+
+#define PM_WDOG_RESET                                         0000000000
+#define PM_PASSWORD		       0x5a000000
+#define PM_WDOG_TIME_SET	       0x000fffff
+#define PM_RSTC_WRCFG_CLR              0xffffffcf
+#define PM_RSTC_WRCFG_SET              0x00000030
+#define PM_RSTC_WRCFG_FULL_RESET       0x00000020
+#define PM_RSTC_RESET                  0x00000102
+
+#define PM_RSTS_HADPOR_SET                                 0x00001000
+#define PM_RSTS_HADSRH_SET                                 0x00000400
+#define PM_RSTS_HADSRF_SET                                 0x00000200
+#define PM_RSTS_HADSRQ_SET                                 0x00000100
+#define PM_RSTS_HADWRH_SET                                 0x00000040
+#define PM_RSTS_HADWRF_SET                                 0x00000020
+#define PM_RSTS_HADWRQ_SET                                 0x00000010
+#define PM_RSTS_HADDRH_SET                                 0x00000004
+#define PM_RSTS_HADDRF_SET                                 0x00000002
+#define PM_RSTS_HADDRQ_SET                                 0x00000001
+
+#define UART0_CLOCK      3000000
+
+#endif
+
+/* END */
diff --git a/arch/arm/mach-bcm2708/include/mach/power.h b/arch/arm/mach-bcm2708/include/mach/power.h
new file mode 100644
index 0000000..52b3b02
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/power.h
@@ -0,0 +1,26 @@
+/*
+ *  linux/arch/arm/mach-bcm2708/power.h
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * 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.
+ *
+ * This device provides a shared mechanism for controlling the power to
+ * VideoCore subsystems.
+ */
+
+#ifndef _MACH_BCM2708_POWER_H
+#define _MACH_BCM2708_POWER_H
+
+#include <linux/types.h>
+#include <mach/arm_power.h>
+
+typedef unsigned int BCM_POWER_HANDLE_T;
+
+extern int bcm_power_open(BCM_POWER_HANDLE_T *handle);
+extern int bcm_power_request(BCM_POWER_HANDLE_T handle, uint32_t request);
+extern int bcm_power_close(BCM_POWER_HANDLE_T handle);
+
+#endif
diff --git a/arch/arm/mach-bcm2708/include/mach/system.h b/arch/arm/mach-bcm2708/include/mach/system.h
new file mode 100644
index 0000000..2d0b821
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/system.h
@@ -0,0 +1,38 @@
+/*
+ *  arch/arm/mach-bcm2708/include/mach/system.h
+ *
+ *  Copyright (C) 2010 Broadcom
+ *  Copyright (C) 2003 ARM Limited
+ *  Copyright (C) 2000 Deep Blue Solutions Ltd
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARCH_SYSTEM_H
+#define __ASM_ARCH_SYSTEM_H
+
+#include <linux/io.h>
+#include <mach/hardware.h>
+#include <mach/platform.h>
+
+static inline void arch_idle(void)
+{
+	/*
+	 * This should do all the clock switching
+	 * and wait for interrupt tricks
+	 */
+	cpu_do_idle();
+}
+
+#endif
diff --git a/arch/arm/mach-bcm2708/include/mach/timex.h b/arch/arm/mach-bcm2708/include/mach/timex.h
new file mode 100644
index 0000000..64a660c
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/timex.h
@@ -0,0 +1,23 @@
+/*
+ *  arch/arm/mach-bcm2708/include/mach/timex.h
+ *
+ *  BCM2708 sysem clock frequency
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#define CLOCK_TICK_RATE		(1000000)
diff --git a/arch/arm/mach-bcm2708/include/mach/uncompress.h b/arch/arm/mach-bcm2708/include/mach/uncompress.h
new file mode 100644
index 0000000..d634813
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/uncompress.h
@@ -0,0 +1,84 @@
+/*
+ *  arch/arm/mach-bcn2708/include/mach/uncompress.h
+ *
+ *  Copyright (C) 2010 Broadcom
+ *  Copyright (C) 2003 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/io.h>
+#include <linux/amba/serial.h>
+#include <mach/hardware.h>
+
+#define UART_BAUD 115200
+
+#define BCM2708_UART_DR   __io(UART0_BASE + UART01x_DR)
+#define BCM2708_UART_FR   __io(UART0_BASE + UART01x_FR)
+#define BCM2708_UART_IBRD __io(UART0_BASE + UART011_IBRD)
+#define BCM2708_UART_FBRD __io(UART0_BASE + UART011_FBRD)
+#define BCM2708_UART_LCRH __io(UART0_BASE + UART011_LCRH)
+#define BCM2708_UART_CR   __io(UART0_BASE + UART011_CR)
+
+/*
+ * This does not append a newline
+ */
+static inline void putc(int c)
+{
+	while (__raw_readl(BCM2708_UART_FR) & UART01x_FR_TXFF)
+		barrier();
+
+	__raw_writel(c, BCM2708_UART_DR);
+}
+
+static inline void flush(void)
+{
+	int fr;
+
+	do {
+		fr = __raw_readl(BCM2708_UART_FR);
+		barrier();
+	} while ((fr & (UART011_FR_TXFE | UART01x_FR_BUSY)) != UART011_FR_TXFE);
+}
+
+static inline void arch_decomp_setup(void)
+{
+	int temp, div, rem, frac;
+
+	temp = 16 * UART_BAUD;
+	div = UART0_CLOCK / temp;
+	rem = UART0_CLOCK % temp;
+	temp = (8 * rem) / UART_BAUD;
+	frac = (temp >> 1) + (temp & 1);
+
+	/* Make sure the UART is disabled before we start */
+	__raw_writel(0, BCM2708_UART_CR);
+
+	/* Set the baud rate */
+	__raw_writel(div, BCM2708_UART_IBRD);
+	__raw_writel(frac, BCM2708_UART_FBRD);
+
+	/* Set the UART to 8n1, FIFO enabled */
+	__raw_writel(UART01x_LCRH_WLEN_8 | UART01x_LCRH_FEN, BCM2708_UART_LCRH);
+
+	/* Enable the UART */
+	__raw_writel(UART01x_CR_UARTEN | UART011_CR_TXE | UART011_CR_RXE,
+			BCM2708_UART_CR);
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_wdog()
diff --git a/arch/arm/mach-bcm2708/include/mach/vc_mem.h b/arch/arm/mach-bcm2708/include/mach/vc_mem.h
new file mode 100644
index 0000000..4a4a338
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/vc_mem.h
@@ -0,0 +1,35 @@
+/*****************************************************************************
+* Copyright 2010 - 2011 Broadcom Corporation.  All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#if !defined( VC_MEM_H )
+#define VC_MEM_H
+
+#include <linux/ioctl.h>
+
+#define VC_MEM_IOC_MAGIC  'v'
+
+#define VC_MEM_IOC_MEM_PHYS_ADDR    _IOR( VC_MEM_IOC_MAGIC, 0, unsigned long )
+#define VC_MEM_IOC_MEM_SIZE         _IOR( VC_MEM_IOC_MAGIC, 1, unsigned int )
+#define VC_MEM_IOC_MEM_BASE         _IOR( VC_MEM_IOC_MAGIC, 2, unsigned int )
+#define VC_MEM_IOC_MEM_LOAD         _IOR( VC_MEM_IOC_MAGIC, 3, unsigned int )
+
+#if defined( __KERNEL__ )
+#define VC_MEM_TO_ARM_ADDR_MASK 0x3FFFFFFF
+
+extern unsigned long mm_vc_mem_phys_addr;
+extern unsigned int  mm_vc_mem_size;
+extern int vc_mem_get_current_size( void );
+#endif
+
+#endif  /* VC_MEM_H */
diff --git a/arch/arm/mach-bcm2708/include/mach/vcio.h b/arch/arm/mach-bcm2708/include/mach/vcio.h
new file mode 100644
index 0000000..9935e02
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/vcio.h
@@ -0,0 +1,141 @@
+/*
+ *  arch/arm/mach-bcm2708/include/mach/vcio.h
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef _MACH_BCM2708_VCIO_H
+#define _MACH_BCM2708_VCIO_H
+
+/* Routines to handle I/O via the VideoCore "ARM control" registers
+ * (semaphores, doorbells, mailboxes)
+ */
+
+#define BCM_VCIO_DRIVER_NAME "bcm2708_vcio"
+
+/* Constants shared with the ARM identifying separate mailbox channels */
+#define MBOX_CHAN_POWER    0 /* for use by the power management interface */
+#define MBOX_CHAN_FB       1 /* for use by the frame buffer */
+#define MBOX_CHAN_VCHIQ    3 /* for use by the VCHIQ interface */
+#define MBOX_CHAN_PROPERTY 8 /* for use by the property channel */
+#define MBOX_CHAN_COUNT    9
+
+/* Mailbox property tags */
+enum {
+	VCMSG_PROPERTY_END               = 0x00000000,
+	VCMSG_GET_FIRMWARE_REVISION      = 0x00000001,
+	VCMSG_GET_BOARD_MODEL            = 0x00010001,
+	VCMSG_GET_BOARD_REVISION	 = 0x00020002,
+	VCMSG_GET_BOARD_MAC_ADDRESS	 = 0x00020003,
+	VCMSG_GET_BOARD_SERIAL		 = 0x00020004,
+	VCMSG_GET_ARM_MEMORY		 = 0x00020005,
+	VCMSG_GET_VC_MEMORY		 = 0x00020006,
+	VCMSG_GET_CLOCKS		 = 0x00020007,
+	VCMSG_GET_COMMAND_LINE           = 0x00050001,
+	VCMSG_GET_DMA_CHANNELS           = 0x00060001,
+	VCMSG_GET_POWER_STATE            = 0x00020001,
+	VCMSG_GET_TIMING		 = 0x00020002,
+	VCMSG_SET_POWER_STATE            = 0x00028001,
+	VCMSG_GET_CLOCK_STATE            = 0x00030001,
+	VCMSG_SET_CLOCK_STATE            = 0x00038001,
+	VCMSG_GET_CLOCK_RATE             = 0x00030002,
+	VCMSG_SET_CLOCK_RATE             = 0x00038002,
+	VCMSG_GET_VOLTAGE                = 0x00030003,
+	VCMSG_SET_VOLTAGE                = 0x00038003,
+	VCMSG_GET_MAX_CLOCK              = 0x00030004,
+	VCMSG_GET_MAX_VOLTAGE            = 0x00030005,
+	VCMSG_GET_TEMPERATURE            = 0x00030006,
+	VCMSG_GET_MIN_CLOCK              = 0x00030007,
+	VCMSG_GET_MIN_VOLTAGE            = 0x00030008,
+	VCMSG_GET_TURBO                  = 0x00030009,
+	VCMSG_SET_TURBO                  = 0x00038009,
+	VCMSG_SET_ALLOCATE_BUFFER        = 0x00040001,
+	VCMSG_SET_RELEASE_BUFFER         = 0x00048001,
+	VCMSG_SET_BLANK_SCREEN           = 0x00040002,
+	VCMSG_TST_BLANK_SCREEN           = 0x00044002,
+	VCMSG_GET_PHYSICAL_WIDTH_HEIGHT  = 0x00040003,
+	VCMSG_TST_PHYSICAL_WIDTH_HEIGHT  = 0x00044003,
+	VCMSG_SET_PHYSICAL_WIDTH_HEIGHT  = 0x00048003,
+	VCMSG_GET_VIRTUAL_WIDTH_HEIGHT   = 0x00040004,
+	VCMSG_TST_VIRTUAL_WIDTH_HEIGHT   = 0x00044004,
+	VCMSG_SET_VIRTUAL_WIDTH_HEIGHT   = 0x00048004,
+	VCMSG_GET_DEPTH                  = 0x00040005,
+	VCMSG_TST_DEPTH                  = 0x00044005,
+	VCMSG_SET_DEPTH                  = 0x00048005,
+	VCMSG_GET_PIXEL_ORDER            = 0x00040006,
+	VCMSG_TST_PIXEL_ORDER            = 0x00044006,
+	VCMSG_SET_PIXEL_ORDER            = 0x00048006,
+	VCMSG_GET_ALPHA_MODE             = 0x00040007,
+	VCMSG_TST_ALPHA_MODE             = 0x00044007,
+	VCMSG_SET_ALPHA_MODE             = 0x00048007,
+	VCMSG_GET_PITCH                  = 0x00040008,
+	VCMSG_TST_PITCH                  = 0x00044008,
+	VCMSG_SET_PITCH                  = 0x00048008,
+	VCMSG_GET_VIRTUAL_OFFSET         = 0x00040009,
+	VCMSG_TST_VIRTUAL_OFFSET         = 0x00044009,
+	VCMSG_SET_VIRTUAL_OFFSET         = 0x00048009,
+	VCMSG_GET_OVERSCAN               = 0x0004000a,
+	VCMSG_TST_OVERSCAN               = 0x0004400a,
+	VCMSG_SET_OVERSCAN               = 0x0004800a,
+	VCMSG_GET_PALETTE                = 0x0004000b,
+	VCMSG_TST_PALETTE                = 0x0004400b,
+	VCMSG_SET_PALETTE                = 0x0004800b,
+	VCMSG_GET_LAYER                  = 0x0004000c,
+	VCMSG_TST_LAYER                  = 0x0004400c,
+	VCMSG_SET_LAYER                  = 0x0004800c,
+	VCMSG_GET_TRANSFORM              = 0x0004000d,
+	VCMSG_TST_TRANSFORM              = 0x0004400d,
+	VCMSG_SET_TRANSFORM              = 0x0004800d,
+};
+
+extern int /*rc*/ bcm_mailbox_read(unsigned chan, uint32_t *data28);
+extern int /*rc*/ bcm_mailbox_write(unsigned chan, uint32_t data28);
+extern int /*rc*/ bcm_mailbox_property(void *data, int size);
+
+#include <linux/ioctl.h>
+
+/*
+ * The major device number. We can't rely on dynamic
+ * registration any more, because ioctls need to know
+ * it.
+ */
+#define MAJOR_NUM 100
+
+/*
+ * Set the message of the device driver
+ */
+#define IOCTL_MBOX_PROPERTY _IOWR(MAJOR_NUM, 0, char *)
+/*
+ * _IOWR means that we're creating an ioctl command
+ * number for passing information from a user process
+ * to the kernel module and from the kernel module to user process
+ *
+ * The first arguments, MAJOR_NUM, is the major device
+ * number we're using.
+ *
+ * The second argument is the number of the command
+ * (there could be several with different meanings).
+ *
+ * The third argument is the type we want to get from
+ * the process to the kernel.
+ */
+
+/*
+ * The name of the device file
+ */
+#define DEVICE_FILE_NAME "char_dev"
+
+#endif
diff --git a/arch/arm/mach-bcm2708/include/mach/vmalloc.h b/arch/arm/mach-bcm2708/include/mach/vmalloc.h
new file mode 100644
index 0000000..502c617
--- /dev/null
+++ b/arch/arm/mach-bcm2708/include/mach/vmalloc.h
@@ -0,0 +1,20 @@
+/*
+ *  arch/arm/mach-bcm2708/include/mach/vmalloc.h
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#define VMALLOC_END		(0xe8000000)
diff --git a/arch/arm/mach-bcm2708/power.c b/arch/arm/mach-bcm2708/power.c
new file mode 100644
index 0000000..256bf1a
--- /dev/null
+++ b/arch/arm/mach-bcm2708/power.c
@@ -0,0 +1,194 @@
+/*
+ *	 linux/arch/arm/mach-bcm2708/power.c
+ *
+ *	 Copyright (C) 2010 Broadcom
+ *
+ * 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.
+ *
+ * This device provides a shared mechanism for controlling the power to
+ * VideoCore subsystems.
+ */
+
+#include <linux/module.h>
+#include <linux/semaphore.h>
+#include <linux/bug.h>
+#include <mach/power.h>
+#include <mach/vcio.h>
+#include <mach/arm_power.h>
+
+#define DRIVER_NAME "bcm2708_power"
+
+#define BCM_POWER_MAXCLIENTS 4
+#define BCM_POWER_NOCLIENT (1<<31)
+
+/* Some drivers expect there devices to be permanently powered */
+#define BCM_POWER_ALWAYS_ON (BCM_POWER_USB)
+
+#if 1
+#define DPRINTK printk
+#else
+#define DPRINTK if (0) printk
+#endif
+
+struct state_struct {
+	uint32_t global_request;
+	uint32_t client_request[BCM_POWER_MAXCLIENTS];
+	struct semaphore client_mutex;
+	struct semaphore mutex;
+} g_state;
+
+int bcm_power_open(BCM_POWER_HANDLE_T *handle)
+{
+	BCM_POWER_HANDLE_T i;
+	int ret = -EBUSY;
+
+	down(&g_state.client_mutex);
+
+	for (i = 0; i < BCM_POWER_MAXCLIENTS; i++) {
+		if (g_state.client_request[i] == BCM_POWER_NOCLIENT) {
+			g_state.client_request[i] = BCM_POWER_NONE;
+			*handle = i;
+			ret = 0;
+			break;
+		}
+	}
+
+	up(&g_state.client_mutex);
+
+	DPRINTK("bcm_power_open() -> %d\n", *handle);
+
+	return ret;
+}
+EXPORT_SYMBOL_GPL(bcm_power_open);
+
+int bcm_power_request(BCM_POWER_HANDLE_T handle, uint32_t request)
+{
+	int rc = 0;
+
+	DPRINTK("bcm_power_request(%d, %x)\n", handle, request);
+
+	if ((handle < BCM_POWER_MAXCLIENTS) &&
+	    (g_state.client_request[handle] != BCM_POWER_NOCLIENT)) {
+		if (down_interruptible(&g_state.mutex) != 0) {
+			DPRINTK("bcm_power_request -> interrupted\n");
+			return -EINTR;
+		}
+
+		if (request != g_state.client_request[handle]) {
+			uint32_t others_request = 0;
+			uint32_t global_request;
+			BCM_POWER_HANDLE_T i;
+
+			for (i = 0; i < BCM_POWER_MAXCLIENTS; i++) {
+				if (i != handle)
+					others_request |=
+					    g_state.client_request[i];
+			}
+			others_request &= ~BCM_POWER_NOCLIENT;
+
+			global_request = request | others_request;
+			if (global_request != g_state.global_request) {
+				uint32_t actual;
+
+				/* Send a request to VideoCore */
+				bcm_mailbox_write(MBOX_CHAN_POWER,
+						  global_request << 4);
+
+				/* Wait for a response during power-up */
+				if (global_request & ~g_state.global_request) {
+					rc = bcm_mailbox_read(MBOX_CHAN_POWER,
+							      &actual);
+					DPRINTK
+					    ("bcm_mailbox_read -> %08x, %d\n",
+					     actual, rc);
+					actual >>= 4;
+				} else {
+					rc = 0;
+					actual = global_request;
+				}
+
+				if (rc == 0) {
+					if (actual != global_request) {
+						printk(KERN_ERR
+						     "%s: prev global %x, new global %x, actual %x, request %x, others_request %x\n",
+						     __func__,
+						     g_state.global_request,
+						     global_request, actual, request, others_request);
+						/* A failure */
+						BUG_ON((others_request & actual)
+						       != others_request);
+						request &= actual;
+						rc = -EIO;
+					}
+
+					g_state.global_request = actual;
+					g_state.client_request[handle] =
+					    request;
+				}
+			}
+		}
+		up(&g_state.mutex);
+	} else {
+		rc = -EINVAL;
+	}
+	DPRINTK("bcm_power_request -> %d\n", rc);
+	return rc;
+}
+EXPORT_SYMBOL_GPL(bcm_power_request);
+
+int bcm_power_close(BCM_POWER_HANDLE_T handle)
+{
+	int rc;
+
+	DPRINTK("bcm_power_close(%d)\n", handle);
+
+	rc = bcm_power_request(handle, BCM_POWER_NONE);
+	if (rc == 0)
+		g_state.client_request[handle] = BCM_POWER_NOCLIENT;
+
+	return rc;
+}
+EXPORT_SYMBOL_GPL(bcm_power_close);
+
+static int __init bcm_power_init(void)
+{
+#if defined(BCM_POWER_ALWAYS_ON)
+	BCM_POWER_HANDLE_T always_on_handle;
+#endif
+	int rc = 0;
+	int i;
+
+	printk(KERN_INFO "bcm_power: Broadcom power driver\n");
+	bcm_mailbox_write(MBOX_CHAN_POWER, 0);
+
+	for (i = 0; i < BCM_POWER_MAXCLIENTS; i++)
+		g_state.client_request[i] = BCM_POWER_NOCLIENT;
+
+	sema_init(&g_state.client_mutex, 1);
+	sema_init(&g_state.mutex, 1);
+
+	g_state.global_request = 0;
+
+#if defined(BCM_POWER_ALWAYS_ON)
+	if (BCM_POWER_ALWAYS_ON) {
+		bcm_power_open(&always_on_handle);
+		bcm_power_request(always_on_handle, BCM_POWER_ALWAYS_ON);
+	}
+#endif
+
+	return rc;
+}
+
+static void __exit bcm_power_exit(void)
+{
+	bcm_mailbox_write(MBOX_CHAN_POWER, 0);
+}
+
+arch_initcall(bcm_power_init);	/* Initialize early */
+module_exit(bcm_power_exit);
+
+MODULE_AUTHOR("Phil Elwell");
+MODULE_DESCRIPTION("Interface to BCM2708 power management");
+MODULE_LICENSE("GPL");
diff --git a/arch/arm/mach-bcm2708/vc_mem.c b/arch/arm/mach-bcm2708/vc_mem.c
new file mode 100644
index 0000000..2adac12
--- /dev/null
+++ b/arch/arm/mach-bcm2708/vc_mem.c
@@ -0,0 +1,432 @@
+/*****************************************************************************
+* Copyright 2010 - 2011 Broadcom Corporation.  All rights reserved.
+*
+* Unless you and Broadcom execute a separate written software license
+* agreement governing use of this software, this software is licensed to you
+* under the terms of the GNU General Public License version 2, available at
+* http://www.broadcom.com/licenses/GPLv2.php (the "GPL").
+*
+* Notwithstanding the above, under no circumstances may you combine this
+* software in any way with any other Broadcom software provided under a
+* license other than the GPL, without Broadcom's express prior written
+* consent.
+*****************************************************************************/
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/fs.h>
+#include <linux/device.h>
+#include <linux/cdev.h>
+#include <linux/mm.h>
+#include <linux/slab.h>
+#include <linux/debugfs.h>
+#include <asm/uaccess.h>
+#include <linux/dma-mapping.h>
+
+#ifdef CONFIG_ARCH_KONA
+#include <chal/chal_ipc.h>
+#elif CONFIG_ARCH_BCM2708
+#else
+#include <csp/chal_ipc.h>
+#endif
+
+#include "mach/vc_mem.h"
+#include <mach/vcio.h>
+
+#define DRIVER_NAME  "vc-mem"
+
+// Device (/dev) related variables
+static dev_t vc_mem_devnum = 0;
+static struct class *vc_mem_class = NULL;
+static struct cdev vc_mem_cdev;
+static int vc_mem_inited = 0;
+
+#ifdef CONFIG_DEBUG_FS
+static struct dentry *vc_mem_debugfs_entry;
+#endif
+
+/*
+ * Videocore memory addresses and size
+ *
+ * Drivers that wish to know the videocore memory addresses and sizes should
+ * use these variables instead of the MM_IO_BASE and MM_ADDR_IO defines in
+ * headers. This allows the other drivers to not be tied down to a a certain
+ * address/size at compile time.
+ *
+ * In the future, the goal is to have the videocore memory virtual address and
+ * size be calculated at boot time rather than at compile time. The decision of
+ * where the videocore memory resides and its size would be in the hands of the
+ * bootloader (and/or kernel). When that happens, the values of these variables
+ * would be calculated and assigned in the init function.
+ */
+// in the 2835 VC in mapped above ARM, but ARM has full access to VC space
+unsigned long mm_vc_mem_phys_addr = 0x00000000;
+unsigned int mm_vc_mem_size = 0;
+unsigned int mm_vc_mem_base = 0;
+
+EXPORT_SYMBOL(mm_vc_mem_phys_addr);
+EXPORT_SYMBOL(mm_vc_mem_size);
+EXPORT_SYMBOL(mm_vc_mem_base);
+
+static uint phys_addr = 0;
+static uint mem_size = 0;
+static uint mem_base = 0;
+
+
+/****************************************************************************
+*
+*   vc_mem_open
+*
+***************************************************************************/
+
+static int
+vc_mem_open(struct inode *inode, struct file *file)
+{
+	(void) inode;
+	(void) file;
+
+	pr_debug("%s: called file = 0x%p\n", __func__, file);
+
+	return 0;
+}
+
+/****************************************************************************
+*
+*   vc_mem_release
+*
+***************************************************************************/
+
+static int
+vc_mem_release(struct inode *inode, struct file *file)
+{
+	(void) inode;
+	(void) file;
+
+	pr_debug("%s: called file = 0x%p\n", __func__, file);
+
+	return 0;
+}
+
+/****************************************************************************
+*
+*   vc_mem_get_size
+*
+***************************************************************************/
+
+static void
+vc_mem_get_size(void)
+{
+}
+
+/****************************************************************************
+*
+*   vc_mem_get_base
+*
+***************************************************************************/
+
+static void
+vc_mem_get_base(void)
+{
+}
+
+/****************************************************************************
+*
+*   vc_mem_get_current_size
+*
+***************************************************************************/
+
+int
+vc_mem_get_current_size(void)
+{
+	return mm_vc_mem_size;
+}
+
+EXPORT_SYMBOL_GPL(vc_mem_get_current_size);
+
+/****************************************************************************
+*
+*   vc_mem_ioctl
+*
+***************************************************************************/
+
+static long
+vc_mem_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+	int rc = 0;
+
+	(void) cmd;
+	(void) arg;
+
+	pr_debug("%s: called file = 0x%p\n", __func__, file);
+
+	switch (cmd) {
+	case VC_MEM_IOC_MEM_PHYS_ADDR:
+		{
+			pr_debug("%s: VC_MEM_IOC_MEM_PHYS_ADDR=0x%p\n",
+				__func__, (void *) mm_vc_mem_phys_addr);
+
+			if (copy_to_user((void *) arg, &mm_vc_mem_phys_addr,
+					 sizeof (mm_vc_mem_phys_addr)) != 0) {
+				rc = -EFAULT;
+			}
+			break;
+		}
+	case VC_MEM_IOC_MEM_SIZE:
+		{
+			// Get the videocore memory size first
+			vc_mem_get_size();
+
+			pr_debug("%s: VC_MEM_IOC_MEM_SIZE=%u\n", __func__,
+				mm_vc_mem_size);
+
+			if (copy_to_user((void *) arg, &mm_vc_mem_size,
+					 sizeof (mm_vc_mem_size)) != 0) {
+				rc = -EFAULT;
+			}
+			break;
+		}
+	case VC_MEM_IOC_MEM_BASE:
+		{
+			// Get the videocore memory base
+			vc_mem_get_base();
+
+			pr_debug("%s: VC_MEM_IOC_MEM_BASE=%u\n", __func__,
+				mm_vc_mem_base);
+
+			if (copy_to_user((void *) arg, &mm_vc_mem_base,
+					 sizeof (mm_vc_mem_base)) != 0) {
+				rc = -EFAULT;
+			}
+			break;
+		}
+	case VC_MEM_IOC_MEM_LOAD:
+		{
+			// Get the videocore memory base
+			vc_mem_get_base();
+
+			pr_debug("%s: VC_MEM_IOC_MEM_LOAD=%u\n", __func__,
+				mm_vc_mem_base);
+
+			if (copy_to_user((void *) arg, &mm_vc_mem_base,
+					 sizeof (mm_vc_mem_base)) != 0) {
+				rc = -EFAULT;
+			}
+			break;
+		}
+	default:
+		{
+			return -ENOTTY;
+		}
+	}
+	pr_debug("%s: file = 0x%p returning %d\n", __func__, file, rc);
+
+	return rc;
+}
+
+/****************************************************************************
+*
+*   vc_mem_mmap
+*
+***************************************************************************/
+
+static int
+vc_mem_mmap(struct file *filp, struct vm_area_struct *vma)
+{
+	int rc = 0;
+	unsigned long length = vma->vm_end - vma->vm_start;
+	unsigned long offset = vma->vm_pgoff << PAGE_SHIFT;
+
+	pr_debug("%s: vm_start = 0x%08lx vm_end = 0x%08lx vm_pgoff = 0x%08lx\n",
+		__func__, (long) vma->vm_start, (long) vma->vm_end,
+		(long) vma->vm_pgoff);
+
+	if (offset + length > mm_vc_mem_size) {
+		pr_err("%s: length %ld is too big\n", __func__, length);
+		return -EINVAL;
+	}
+	// Do not cache the memory map
+	vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+
+	rc = remap_pfn_range(vma, vma->vm_start,
+			     (mm_vc_mem_phys_addr >> PAGE_SHIFT) +
+			     vma->vm_pgoff, length, vma->vm_page_prot);
+	if (rc != 0) {
+		pr_err("%s: remap_pfn_range failed (rc=%d)\n", __func__, rc);
+	}
+
+	return rc;
+}
+
+/****************************************************************************
+*
+*   File Operations for the driver.
+*
+***************************************************************************/
+
+static const struct file_operations vc_mem_fops = {
+	.owner = THIS_MODULE,
+	.open = vc_mem_open,
+	.release = vc_mem_release,
+	.unlocked_ioctl = vc_mem_ioctl,
+	.mmap = vc_mem_mmap,
+};
+
+#ifdef CONFIG_DEBUG_FS
+static void vc_mem_debugfs_deinit(void)
+{
+	debugfs_remove_recursive(vc_mem_debugfs_entry);
+	vc_mem_debugfs_entry = NULL;
+}
+
+
+static int vc_mem_debugfs_init(
+	struct device *dev)
+{
+	vc_mem_debugfs_entry = debugfs_create_dir(DRIVER_NAME, NULL);
+	if (!vc_mem_debugfs_entry) {
+		dev_warn(dev, "could not create debugfs entry\n");
+		return -EFAULT;
+	}
+
+	if (!debugfs_create_x32("vc_mem_phys_addr",
+				0444,
+				vc_mem_debugfs_entry,
+				(u32 *)&mm_vc_mem_phys_addr)) {
+		dev_warn(dev, "%s:could not create vc_mem_phys entry\n",
+			__func__);
+		goto fail;
+	}
+
+	if (!debugfs_create_x32("vc_mem_size",
+				0444,
+				vc_mem_debugfs_entry,
+				(u32 *)&mm_vc_mem_size)) {
+		dev_warn(dev, "%s:could not create vc_mem_size entry\n",
+			__func__);
+		goto fail;
+	}
+
+	if (!debugfs_create_x32("vc_mem_base",
+				0444,
+				vc_mem_debugfs_entry,
+				(u32 *)&mm_vc_mem_base)) {
+		dev_warn(dev, "%s:could not create vc_mem_base entry\n",
+			 __func__);
+		goto fail;
+	}
+
+	return 0;
+
+fail:
+	vc_mem_debugfs_deinit();
+	return -EFAULT;
+}
+
+#endif /* CONFIG_DEBUG_FS */
+
+
+/****************************************************************************
+*
+*   vc_mem_init
+*
+***************************************************************************/
+
+static int __init
+vc_mem_init(void)
+{
+	int rc = -EFAULT;
+	struct device *dev;
+
+	pr_debug("%s: called\n", __func__);
+
+	mm_vc_mem_phys_addr = phys_addr;
+	mm_vc_mem_size = mem_size;
+	mm_vc_mem_base = mem_base;
+
+	vc_mem_get_size();
+
+	pr_info("vc-mem: phys_addr:0x%08lx mem_base=0x%08x mem_size:0x%08x(%u MiB)\n",
+		mm_vc_mem_phys_addr, mm_vc_mem_base, mm_vc_mem_size, mm_vc_mem_size / (1024 * 1024));
+
+	if ((rc = alloc_chrdev_region(&vc_mem_devnum, 0, 1, DRIVER_NAME)) < 0) {
+		pr_err("%s: alloc_chrdev_region failed (rc=%d)\n",
+		       __func__, rc);
+		goto out_err;
+	}
+
+	cdev_init(&vc_mem_cdev, &vc_mem_fops);
+	if ((rc = cdev_add(&vc_mem_cdev, vc_mem_devnum, 1)) != 0) {
+		pr_err("%s: cdev_add failed (rc=%d)\n", __func__, rc);
+		goto out_unregister;
+	}
+
+	vc_mem_class = class_create(THIS_MODULE, DRIVER_NAME);
+	if (IS_ERR(vc_mem_class)) {
+		rc = PTR_ERR(vc_mem_class);
+		pr_err("%s: class_create failed (rc=%d)\n", __func__, rc);
+		goto out_cdev_del;
+	}
+
+	dev = device_create(vc_mem_class, NULL, vc_mem_devnum, NULL,
+			    DRIVER_NAME);
+	if (IS_ERR(dev)) {
+		rc = PTR_ERR(dev);
+		pr_err("%s: device_create failed (rc=%d)\n", __func__, rc);
+		goto out_class_destroy;
+	}
+
+#ifdef CONFIG_DEBUG_FS
+	/* don't fail if the debug entries cannot be created */
+	vc_mem_debugfs_init(dev);
+#endif
+
+	vc_mem_inited = 1;
+	return 0;
+
+	device_destroy(vc_mem_class, vc_mem_devnum);
+
+      out_class_destroy:
+	class_destroy(vc_mem_class);
+	vc_mem_class = NULL;
+
+      out_cdev_del:
+	cdev_del(&vc_mem_cdev);
+
+      out_unregister:
+	unregister_chrdev_region(vc_mem_devnum, 1);
+
+      out_err:
+	return -1;
+}
+
+/****************************************************************************
+*
+*   vc_mem_exit
+*
+***************************************************************************/
+
+static void __exit
+vc_mem_exit(void)
+{
+	pr_debug("%s: called\n", __func__);
+
+	if (vc_mem_inited) {
+#if CONFIG_DEBUG_FS
+		vc_mem_debugfs_deinit();
+#endif
+		device_destroy(vc_mem_class, vc_mem_devnum);
+		class_destroy(vc_mem_class);
+		cdev_del(&vc_mem_cdev);
+		unregister_chrdev_region(vc_mem_devnum, 1);
+	}
+}
+
+module_init(vc_mem_init);
+module_exit(vc_mem_exit);
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Broadcom Corporation");
+
+module_param(phys_addr, uint, 0644);
+module_param(mem_size, uint, 0644);
+module_param(mem_base, uint, 0644);
+
diff --git a/arch/arm/mach-bcm2708/vcio.c b/arch/arm/mach-bcm2708/vcio.c
new file mode 100644
index 0000000..5e43e85
--- /dev/null
+++ b/arch/arm/mach-bcm2708/vcio.c
@@ -0,0 +1,474 @@
+/*
+ *  linux/arch/arm/mach-bcm2708/vcio.c
+ *
+ *  Copyright (C) 2010 Broadcom
+ *
+ * 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.
+ *
+ * This device provides a shared mechanism for writing to the mailboxes,
+ * semaphores, doorbells etc. that are shared between the ARM and the
+ * VideoCore processor
+ */
+
+#if defined(CONFIG_SERIAL_BCM_MBOX_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
+#define SUPPORT_SYSRQ
+#endif
+
+#include <linux/module.h>
+#include <linux/console.h>
+#include <linux/serial_core.h>
+#include <linux/serial.h>
+#include <linux/errno.h>
+#include <linux/device.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/dma-mapping.h>
+#include <linux/platform_device.h>
+#include <linux/sysrq.h>
+#include <linux/delay.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+
+#include <linux/io.h>
+
+#include <mach/vcio.h>
+#include <mach/platform.h>
+
+#include <asm/uaccess.h>
+
+
+#define DRIVER_NAME BCM_VCIO_DRIVER_NAME
+
+/* ----------------------------------------------------------------------
+ *	Mailbox
+ * -------------------------------------------------------------------- */
+
+/* offsets from a mail box base address */
+#define MAIL_WRT	0x00	/* write - and next 4 words */
+#define MAIL_RD		0x00	/* read - and next 4 words */
+#define MAIL_POL	0x10	/* read without popping the fifo */
+#define MAIL_SND	0x14	/* sender ID (bottom two bits) */
+#define MAIL_STA	0x18	/* status */
+#define MAIL_CNF	0x1C	/* configuration */
+
+#define MBOX_MSG(chan, data28)		(((data28) & ~0xf) | ((chan) & 0xf))
+#define MBOX_MSG_LSB(chan, data28) (((data28) << 4) | ((chan) & 0xf))
+#define MBOX_CHAN(msg)			((msg) & 0xf)
+#define MBOX_DATA28(msg)		((msg) & ~0xf)
+#define MBOX_DATA28_LSB(msg)		(((uint32_t)msg) >> 4)
+
+#define MBOX_MAGIC 0xd0d0c0de
+
+struct vc_mailbox {
+	struct device *dev;	/* parent device */
+	void __iomem *status;
+	void __iomem *config;
+	void __iomem *read;
+	void __iomem *write;
+	uint32_t msg[MBOX_CHAN_COUNT];
+	struct semaphore sema[MBOX_CHAN_COUNT];
+	uint32_t magic;
+};
+
+static void mbox_init(struct vc_mailbox *mbox_out, struct device *dev,
+		      uint32_t addr_mbox)
+{
+	int i;
+
+	mbox_out->dev = dev;
+	mbox_out->status = __io_address(addr_mbox + MAIL_STA);
+	mbox_out->config = __io_address(addr_mbox + MAIL_CNF);
+	mbox_out->read = __io_address(addr_mbox + MAIL_RD);
+	/* Write to the other mailbox */
+	mbox_out->write =
+	    __io_address((addr_mbox ^ ARM_0_MAIL0_WRT ^ ARM_0_MAIL1_WRT) +
+			 MAIL_WRT);
+
+	for (i = 0; i < MBOX_CHAN_COUNT; i++) {
+		mbox_out->msg[i] = 0;
+		sema_init(&mbox_out->sema[i], 0);
+	}
+
+	/* Enable the interrupt on data reception */
+	writel(ARM_MC_IHAVEDATAIRQEN, mbox_out->config);
+
+	mbox_out->magic = MBOX_MAGIC;
+}
+
+static int mbox_write(struct vc_mailbox *mbox, unsigned chan, uint32_t data28)
+{
+	int rc;
+
+	if (mbox->magic != MBOX_MAGIC)
+		rc = -EINVAL;
+	else {
+		/* wait for the mailbox FIFO to have some space in it */
+		while (0 != (readl(mbox->status) & ARM_MS_FULL))
+			cpu_relax();
+
+		writel(MBOX_MSG(chan, data28), mbox->write);
+		rc = 0;
+	}
+	return rc;
+}
+
+static int mbox_read(struct vc_mailbox *mbox, unsigned chan, uint32_t *data28)
+{
+	int rc;
+
+	if (mbox->magic != MBOX_MAGIC)
+		rc = -EINVAL;
+	else {
+		down(&mbox->sema[chan]);
+		*data28 = MBOX_DATA28(mbox->msg[chan]);
+		mbox->msg[chan] = 0;
+		rc = 0;
+	}
+	return rc;
+}
+
+static irqreturn_t mbox_irq(int irq, void *dev_id)
+{
+	/* wait for the mailbox FIFO to have some data in it */
+	struct vc_mailbox *mbox = (struct vc_mailbox *) dev_id;
+	int status = readl(mbox->status);
+	int ret = IRQ_NONE;
+
+	while (!(status & ARM_MS_EMPTY)) {
+		uint32_t msg = readl(mbox->read);
+		int chan = MBOX_CHAN(msg);
+		if (chan < MBOX_CHAN_COUNT) {
+			if (mbox->msg[chan]) {
+				/* Overflow */
+				printk(KERN_ERR DRIVER_NAME
+				       ": mbox chan %d overflow - drop %08x\n",
+				       chan, msg);
+			} else {
+				mbox->msg[chan] = (msg | 0xf);
+				up(&mbox->sema[chan]);
+			}
+		} else {
+			printk(KERN_ERR DRIVER_NAME
+			       ": invalid channel selector (msg %08x)\n", msg);
+		}
+		ret = IRQ_HANDLED;
+		status = readl(mbox->status);
+	}
+	return ret;
+}
+
+static struct irqaction mbox_irqaction = {
+	.name = "ARM Mailbox IRQ",
+	.flags = IRQF_DISABLED | IRQF_IRQPOLL,
+	.handler = mbox_irq,
+};
+
+/* ----------------------------------------------------------------------
+ *	Mailbox Methods
+ * -------------------------------------------------------------------- */
+
+static struct device *mbox_dev;	/* we assume there's only one! */
+
+static int dev_mbox_write(struct device *dev, unsigned chan, uint32_t data28)
+{
+	int rc;
+
+	struct vc_mailbox *mailbox = dev_get_drvdata(dev);
+	device_lock(dev);
+	rc = mbox_write(mailbox, chan, data28);
+	device_unlock(dev);
+
+	return rc;
+}
+
+static int dev_mbox_read(struct device *dev, unsigned chan, uint32_t *data28)
+{
+	int rc;
+
+	struct vc_mailbox *mailbox = dev_get_drvdata(dev);
+	device_lock(dev);
+	rc = mbox_read(mailbox, chan, data28);
+	device_unlock(dev);
+
+	return rc;
+}
+
+extern int bcm_mailbox_write(unsigned chan, uint32_t data28)
+{
+	if (mbox_dev)
+		return dev_mbox_write(mbox_dev, chan, data28);
+	else
+		return -ENODEV;
+}
+EXPORT_SYMBOL_GPL(bcm_mailbox_write);
+
+extern int bcm_mailbox_read(unsigned chan, uint32_t *data28)
+{
+	if (mbox_dev)
+		return dev_mbox_read(mbox_dev, chan, data28);
+	else
+		return -ENODEV;
+}
+EXPORT_SYMBOL_GPL(bcm_mailbox_read);
+
+static void dev_mbox_register(const char *dev_name, struct device *dev)
+{
+	mbox_dev = dev;
+}
+
+static int mbox_copy_from_user(void *dst, const void *src, int size)
+{
+	if ( (uint32_t)src < TASK_SIZE)
+	{
+		return copy_from_user(dst, src, size);
+	}
+	else
+	{
+		memcpy( dst, src, size );
+		return 0;
+	}
+}
+
+static int mbox_copy_to_user(void *dst, const void *src, int size)
+{
+	if ( (uint32_t)dst < TASK_SIZE)
+	{
+		return copy_to_user(dst, src, size);
+	}
+	else
+	{
+		memcpy( dst, src, size );
+		return 0;
+	}
+}
+
+static DEFINE_MUTEX(mailbox_lock);
+extern int bcm_mailbox_property(void *data, int size)
+{
+	uint32_t success;
+	dma_addr_t mem_bus;				/* the memory address accessed from videocore */
+	void *mem_kern;					/* the memory address accessed from driver */
+	int s = 0;
+
+        mutex_lock(&mailbox_lock);
+	/* allocate some memory for the messages communicating with GPU */
+	mem_kern = dma_alloc_coherent(NULL, PAGE_ALIGN(size), &mem_bus, GFP_ATOMIC);
+	if (mem_kern) {
+		/* create the message */
+		mbox_copy_from_user(mem_kern, data, size);
+
+		/* send the message */
+		wmb();
+		s = bcm_mailbox_write(MBOX_CHAN_PROPERTY, (uint32_t)mem_bus);
+		if (s == 0) {
+			s = bcm_mailbox_read(MBOX_CHAN_PROPERTY, &success);
+		}
+		if (s == 0) {
+			/* copy the response */
+			rmb();
+			mbox_copy_to_user(data, mem_kern, size);
+		}
+		dma_free_coherent(NULL, PAGE_ALIGN(size), mem_kern, mem_bus);
+	} else {
+		s = -ENOMEM;
+	}
+	if (s != 0)
+		printk(KERN_ERR DRIVER_NAME ": %s failed (%d)\n", __func__, s);
+
+        mutex_unlock(&mailbox_lock);
+	return s;
+}
+EXPORT_SYMBOL_GPL(bcm_mailbox_property);
+
+/* ----------------------------------------------------------------------
+ *	Platform Device for Mailbox
+ * -------------------------------------------------------------------- */
+
+/*
+ * Is the device open right now? Used to prevent
+ * concurent access into the same device
+ */
+static int Device_Open = 0;
+
+/*
+ * This is called whenever a process attempts to open the device file
+ */
+static int device_open(struct inode *inode, struct file *file)
+{
+	/*
+	 * We don't want to talk to two processes at the same time
+	 */
+	if (Device_Open)
+		return -EBUSY;
+
+	Device_Open++;
+	/*
+	 * Initialize the message
+	 */
+	try_module_get(THIS_MODULE);
+	return 0;
+}
+
+static int device_release(struct inode *inode, struct file *file)
+{
+	/*
+	 * We're now ready for our next caller
+	 */
+	Device_Open--;
+
+	module_put(THIS_MODULE);
+	return 0;
+}
+
+/*
+ * This function is called whenever a process tries to do an ioctl on our
+ * device file. We get two extra parameters (additional to the inode and file
+ * structures, which all device functions get): the number of the ioctl called
+ * and the parameter given to the ioctl function.
+ *
+ * If the ioctl is write or read/write (meaning output is returned to the
+ * calling process), the ioctl call returns the output of this function.
+ *
+ */
+static long device_ioctl(struct file *file,	/* see include/linux/fs.h */
+		 unsigned int ioctl_num,	/* number and param for ioctl */
+		 unsigned long ioctl_param)
+{
+	unsigned size;
+	/*
+	 * Switch according to the ioctl called
+	 */
+	switch (ioctl_num) {
+	case IOCTL_MBOX_PROPERTY:
+		/*
+		 * Receive a pointer to a message (in user space) and set that
+		 * to be the device's message.  Get the parameter given to
+		 * ioctl by the process.
+		 */
+		mbox_copy_from_user(&size, (void *)ioctl_param, sizeof size);
+		return bcm_mailbox_property((void *)ioctl_param, size);
+		break;
+	default:
+		printk(KERN_ERR DRIVER_NAME "unknown ioctl: %d\n", ioctl_num);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+/* Module Declarations */
+
+/*
+ * This structure will hold the functions to be called
+ * when a process does something to the device we
+ * created. Since a pointer to this structure is kept in
+ * the devices table, it can't be local to
+ * init_module. NULL is for unimplemented functios.
+ */
+struct file_operations fops = {
+	.unlocked_ioctl = device_ioctl,
+	.open = device_open,
+	.release = device_release,	/* a.k.a. close */
+};
+
+static int bcm_vcio_probe(struct platform_device *pdev)
+{
+	int ret = 0;
+	struct vc_mailbox *mailbox;
+
+	mailbox = kzalloc(sizeof(*mailbox), GFP_KERNEL);
+	if (NULL == mailbox) {
+		printk(KERN_ERR DRIVER_NAME ": failed to allocate "
+		       "mailbox memory\n");
+		ret = -ENOMEM;
+	} else {
+		struct resource *res;
+
+		res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+		if (res == NULL) {
+			printk(KERN_ERR DRIVER_NAME ": failed to obtain memory "
+			       "resource\n");
+			ret = -ENODEV;
+			kfree(mailbox);
+		} else {
+			/* should be based on the registers from res really */
+			mbox_init(mailbox, &pdev->dev, ARM_0_MAIL0_RD);
+
+			platform_set_drvdata(pdev, mailbox);
+			dev_mbox_register(DRIVER_NAME, &pdev->dev);
+
+			mbox_irqaction.dev_id = mailbox;
+			setup_irq(IRQ_ARM_MAILBOX, &mbox_irqaction);
+			printk(KERN_INFO DRIVER_NAME ": mailbox at %p\n",
+			       __io_address(ARM_0_MAIL0_RD));
+		}
+	}
+
+	if (ret == 0) {
+		/*
+		 * Register the character device
+		 */
+		ret = register_chrdev(MAJOR_NUM, DEVICE_FILE_NAME, &fops);
+
+		/*
+		 * Negative values signify an error
+		 */
+		if (ret < 0) {
+			printk(KERN_ERR DRIVER_NAME
+			       "Failed registering the character device %d\n", ret);
+			return ret;
+		}
+	}
+	return ret;
+}
+
+static int bcm_vcio_remove(struct platform_device *pdev)
+{
+	struct vc_mailbox *mailbox = platform_get_drvdata(pdev);
+
+	platform_set_drvdata(pdev, NULL);
+	kfree(mailbox);
+
+	return 0;
+}
+
+static struct platform_driver bcm_mbox_driver = {
+	.probe = bcm_vcio_probe,
+	.remove = bcm_vcio_remove,
+
+	.driver = {
+		   .name = DRIVER_NAME,
+		   .owner = THIS_MODULE,
+		   },
+};
+
+static int __init bcm_mbox_init(void)
+{
+	int ret;
+
+	printk(KERN_INFO "mailbox: Broadcom VideoCore Mailbox driver\n");
+
+	ret = platform_driver_register(&bcm_mbox_driver);
+	if (ret != 0) {
+		printk(KERN_ERR DRIVER_NAME ": failed to register "
+		       "on platform\n");
+	}
+
+	return ret;
+}
+
+static void __exit bcm_mbox_exit(void)
+{
+	platform_driver_unregister(&bcm_mbox_driver);
+}
+
+arch_initcall(bcm_mbox_init);	/* Initialize early */
+module_exit(bcm_mbox_exit);
+
+MODULE_AUTHOR("Gray Girling");
+MODULE_DESCRIPTION("ARM I/O to VideoCore processor");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:bcm-mbox");
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index ca8ecde..4afbeda 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -358,7 +358,7 @@ config CPU_PJ4B
 
 # ARMv6
 config CPU_V6
-	bool "Support ARM V6 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB || MACH_REALVIEW_PBX
+	bool "Support ARM V6 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB || MACH_REALVIEW_PBX || MACH_BCM2708
 	select CPU_32v6
 	select CPU_ABRT_EV6
 	select CPU_CACHE_V6
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index 32b3558..4712ccb 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -73,10 +73,19 @@ ENDPROC(cpu_v6_reset)
  *
  *	IRQs are already disabled.
  */
+
+/* See jira SW-5991 for details of this workaround */
 ENTRY(cpu_v6_do_idle)
-	mov	r1, #0
-	mcr	p15, 0, r1, c7, c10, 4		@ DWB - WFI may enter a low-power mode
-	mcr	p15, 0, r1, c7, c0, 4		@ wait for interrupt
+	.align 5
+	mov     r1, #2
+1:	subs	r1, #1
+	nop
+	mcreq	p15, 0, r1, c7, c10, 4		@ DWB - WFI may enter a low-power mode
+	mcreq	p15, 0, r1, c7, c0, 4		@ wait for interrupt
+	nop
+	nop
+	nop
+	bne 1b
 	mov	pc, lr
 
 ENTRY(cpu_v6_dcache_clean_area)
diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types
index a10297d..c9ddd87 100644
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -522,6 +522,7 @@ torbreck		MACH_TORBRECK		TORBRECK		3090
 prima2_evb		MACH_PRIMA2_EVB		PRIMA2_EVB		3103
 paz00			MACH_PAZ00		PAZ00			3128
 acmenetusfoxg20		MACH_ACMENETUSFOXG20	ACMENETUSFOXG20		3129
+bcm2708			MACH_BCM2708		BCM2708			3138
 ag5evm			MACH_AG5EVM		AG5EVM			3189
 ics_if_voip		MACH_ICS_IF_VOIP	ICS_IF_VOIP		3206
 wlf_cragg_6410		MACH_WLF_CRAGG_6410	WLF_CRAGG_6410		3207
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index 1384f67..bad4c9b 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -272,6 +272,27 @@ config MMC_SDHCI_BCM_KONA
 
 	  If you have a controller with this interface, say Y or M here.
 
+config MMC_SDHCI_BCM2708
+	tristate "SDHCI support on BCM2708"
+	depends on MMC_SDHCI && MACH_BCM2708
+	select MMC_SDHCI_IO_ACCESSORS
+	help
+	  This selects the Secure Digital Host Controller Interface (SDHCI)
+	  often referrered to as the eMMC block.
+
+	  If you have a controller with this interface, say Y or M here.
+
+	  If unsure, say N.
+
+config MMC_SDHCI_BCM2708_DMA
+	bool "DMA support on BCM2708 Arasan controller"
+	depends on MMC_SDHCI_BCM2708
+	help
+	Enable DMA support on the Arasan SDHCI controller in Broadcom 2708
+	  based chips.
+
+	  If unsure, say N.
+
 config MMC_SDHCI_BCM2835
 	tristate "SDHCI platform support for the BCM2835 SD/MMC Controller"
 	depends on ARCH_BCM2835
diff --git a/drivers/mmc/host/Makefile b/drivers/mmc/host/Makefile
index 3483b6b..11460d7 100644
--- a/drivers/mmc/host/Makefile
+++ b/drivers/mmc/host/Makefile
@@ -16,6 +16,7 @@ obj-$(CONFIG_MMC_SDHCI_PXAV2)	+= sdhci-pxav2.o
 obj-$(CONFIG_MMC_SDHCI_S3C)	+= sdhci-s3c.o
 obj-$(CONFIG_MMC_SDHCI_SIRF)   	+= sdhci-sirf.o
 obj-$(CONFIG_MMC_SDHCI_SPEAR)	+= sdhci-spear.o
+obj-$(CONFIG_MMC_SDHCI_BCM2708)	+= sdhci-bcm2708.o
 obj-$(CONFIG_MMC_WBSD)		+= wbsd.o
 obj-$(CONFIG_MMC_AU1X)		+= au1xmmc.o
 obj-$(CONFIG_MMC_OMAP)		+= omap.o
diff --git a/drivers/mmc/host/sdhci-bcm2708.c b/drivers/mmc/host/sdhci-bcm2708.c
new file mode 100644
index 0000000..d8ef77c
--- /dev/null
+++ b/drivers/mmc/host/sdhci-bcm2708.c
@@ -0,0 +1,1424 @@
+/*
+ * sdhci-bcm2708.c Support for SDHCI device on BCM2708
+ * Copyright (c) 2010 Broadcom
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+/* Supports:
+ * SDHCI platform device - Arasan SD controller in BCM2708
+ *
+ * Inspired by sdhci-pci.c, by Pierre Ossman
+ */
+
+#include <linux/delay.h>
+#include <linux/highmem.h>
+#include <linux/platform_device.h>
+#include <linux/module.h>
+#include <linux/mmc/mmc.h>
+#include <linux/mmc/host.h>
+#include <linux/mmc/sd.h>
+
+#include <linux/io.h>
+#include <linux/dma-mapping.h>
+#include <mach/dma.h>
+
+#include "sdhci.h"
+
+/*****************************************************************************\
+ *									     *
+ * Configuration							     *
+ *									     *
+\*****************************************************************************/
+
+#define DRIVER_NAME "bcm2708_sdhci"
+
+/* for the time being insist on DMA mode - PIO seems not to work */
+#ifndef CONFIG_MMC_SDHCI_BCM2708_DMA
+#warning Non-DMA (PIO) version of this driver currently unavailable
+#endif
+#undef CONFIG_MMC_SDHCI_BCM2708_DMA
+#define CONFIG_MMC_SDHCI_BCM2708_DMA y
+
+#define USE_SYNC_AFTER_DMA
+#ifdef CONFIG_MMC_SDHCI_BCM2708_DMA
+/* #define CHECK_DMA_USE */
+#endif
+//#define LOG_REGISTERS
+
+#define USE_SCHED_TIME
+#define USE_SPACED_WRITES_2CLK 1  /* space consecutive register writes */
+#define USE_SOFTWARE_TIMEOUTS 1   /* not hardware timeouts */
+#define SOFTWARE_ERASE_TIMEOUT_SEC 30
+
+#define SDHCI_BCM_DMA_CHAN 4   /* this default is normally overriden */
+#define SDHCI_BCM_DMA_WAITS 0  /* delays slowing DMA transfers: 0-31 */
+/* We are worried that SD card DMA use may be blocking the AXI bus for others */
+
+/*! TODO: obtain these from the physical address */
+#define DMA_SDHCI_BASE	 0x7e300000  /* EMMC register block on Videocore */
+#define DMA_SDHCI_BUFFER (DMA_SDHCI_BASE + SDHCI_BUFFER)
+
+#define BCM2708_SDHCI_SLEEP_TIMEOUT 1000   /* msecs */
+
+/* Mhz clock that the EMMC core is running at. Should match the platform clockman settings */
+#define BCM2708_EMMC_CLOCK_FREQ 80000000
+
+/*****************************************************************************\
+ *									     *
+ * Debug								     *
+ *									     *
+\*****************************************************************************/
+
+
+
+#define DBG(f, x...) \
+	pr_debug(DRIVER_NAME " [%s()]: " f, __func__,## x)
+//	printk(KERN_INFO DRIVER_NAME " [%s()]: " f, __func__,## x)//GRAYG
+
+
+/*****************************************************************************\
+ *									     *
+ * High Precision Time							     *
+ *									     *
+\*****************************************************************************/
+
+#ifdef USE_SCHED_TIME
+
+#include <mach/frc.h>
+
+typedef unsigned long hptime_t;
+
+#define FMT_HPT "lu"
+
+static inline hptime_t hptime(void)
+{
+	return frc_clock_ticks32();
+}
+
+#define HPTIME_CLK_NS 1000ul
+
+#else
+
+typedef unsigned long hptime_t;
+
+#define FMT_HPT "lu"
+
+static inline hptime_t hptime(void)
+{
+	return jiffies;
+}
+
+#define HPTIME_CLK_NS (1000000000ul/HZ)
+
+#endif
+
+static inline unsigned long int since_ns(hptime_t t)
+{
+	return (unsigned long)((hptime() - t) * HPTIME_CLK_NS);
+}
+
+#if 0
+static void hptime_test(void)
+{
+	hptime_t now;
+	hptime_t later;
+
+	now = hptime();
+	msleep(10);
+	later = hptime();
+
+	printk(KERN_INFO DRIVER_NAME": 10ms = %"FMT_HPT" clks "
+	       "(from %"FMT_HPT" to %"FMT_HPT") = %luns\n",
+	       later-now, now, later,
+	       (unsigned long)(HPTIME_CLK_NS * (later - now)));
+
+	now = hptime();
+	msleep(1000);
+	later = hptime();
+
+	printk(KERN_INFO DRIVER_NAME": 1s = %"FMT_HPT" clks "
+	       "(from %"FMT_HPT" to %"FMT_HPT") = %luns\n",
+	       later-now, now, later,
+	       (unsigned long)(HPTIME_CLK_NS * (later - now)));
+}
+#endif
+
+/*****************************************************************************\
+ *									     *
+ * SDHCI core callbacks							     *
+ *									     *
+\*****************************************************************************/
+
+
+#ifdef CHECK_DMA_USE
+/*#define CHECK_DMA_REG_USE*/
+#endif
+
+#ifdef CHECK_DMA_REG_USE
+/* we don't expect anything to be using these registers during a
+   DMA (except the IRQ status) - so check */
+static void check_dma_reg_use(struct sdhci_host *host, int reg);
+#else
+#define check_dma_reg_use(host, reg)
+#endif
+
+
+static inline u32 sdhci_bcm2708_raw_readl(struct sdhci_host *host, int reg)
+{
+	return readl(host->ioaddr + reg);
+}
+
+u32 sdhci_bcm2708_readl(struct sdhci_host *host, int reg)
+{
+	u32 l = sdhci_bcm2708_raw_readl(host, reg);
+
+#ifdef LOG_REGISTERS
+	printk(KERN_ERR "%s: readl from 0x%02x, value 0x%08x\n",
+	       mmc_hostname(host->mmc), reg, l);
+#endif
+	check_dma_reg_use(host, reg);
+
+	return l;
+}
+
+u16 sdhci_bcm2708_readw(struct sdhci_host *host, int reg)
+{
+	u32 l = sdhci_bcm2708_raw_readl(host, reg & ~3);
+	u32 w = l >> (reg << 3 & 0x18) & 0xffff;
+
+#ifdef LOG_REGISTERS
+	printk(KERN_ERR "%s: readw from 0x%02x, value 0x%04x\n",
+	       mmc_hostname(host->mmc), reg, w);
+#endif
+	check_dma_reg_use(host, reg);
+
+	return (u16)w;
+}
+
+u8 sdhci_bcm2708_readb(struct sdhci_host *host, int reg)
+{
+	u32 l = sdhci_bcm2708_raw_readl(host, reg & ~3);
+	u32 b = l >> (reg << 3 & 0x18) & 0xff;
+
+#ifdef LOG_REGISTERS
+	printk(KERN_ERR "%s: readb from 0x%02x, value 0x%02x\n",
+	       mmc_hostname(host->mmc), reg, b);
+#endif
+	check_dma_reg_use(host, reg);
+
+	return (u8)b;
+}
+
+
+static void sdhci_bcm2708_raw_writel(struct sdhci_host *host, u32 val, int reg)
+{
+	u32 ier;
+
+#if USE_SPACED_WRITES_2CLK
+	static bool timeout_disabled = false;
+	unsigned int ns_2clk = 0;
+
+	/* The Arasan has a bugette whereby it may lose the content of
+	 * successive writes to registers that are within two SD-card clock
+	 * cycles of each other (a clock domain crossing problem).
+	 * It seems, however, that the data register does not have this problem.
+	 * (Which is just as well - otherwise we'd have to nobble the DMA engine
+	 * too)
+	 */
+	if (reg != SDHCI_BUFFER && host->clock != 0) {
+		/* host->clock is the clock freq in Hz */
+		static hptime_t last_write_hpt;
+		hptime_t now = hptime();
+		ns_2clk = 2000000000/host->clock;
+
+		if (now == last_write_hpt || now == last_write_hpt+1) {
+			 /* we can't guarantee any significant time has
+			  * passed - we'll have to wait anyway ! */
+			udelay((ns_2clk+1000-1)/1000);
+		} else
+		{
+			/* we must have waited at least this many ns: */
+			unsigned int ns_wait = HPTIME_CLK_NS *
+					       (last_write_hpt - now - 1);
+			if (ns_wait < ns_2clk)
+				udelay((ns_2clk-ns_wait+500)/1000);
+		}
+		last_write_hpt = now;
+	}
+#if USE_SOFTWARE_TIMEOUTS
+	/* The Arasan is clocked for timeouts using the SD clock which is too
+	 * fast for ERASE commands and causes issues. So we disable timeouts
+	 * for ERASE */
+	if (host->cmd != NULL && host->cmd->opcode == MMC_ERASE &&
+            reg == (SDHCI_COMMAND & ~3)) {
+		mod_timer(&host->timer,
+                          jiffies + SOFTWARE_ERASE_TIMEOUT_SEC * HZ);
+		ier = readl(host->ioaddr + SDHCI_SIGNAL_ENABLE);
+		ier &= ~SDHCI_INT_DATA_TIMEOUT;
+		writel(ier, host->ioaddr + SDHCI_SIGNAL_ENABLE);
+		timeout_disabled = true;
+		udelay((ns_2clk+1000-1)/1000);
+	} else if (timeout_disabled) {
+		ier = readl(host->ioaddr + SDHCI_SIGNAL_ENABLE);
+		ier |= SDHCI_INT_DATA_TIMEOUT;
+		writel(ier, host->ioaddr + SDHCI_SIGNAL_ENABLE);
+		timeout_disabled = false;
+		udelay((ns_2clk+1000-1)/1000);
+	}
+#endif
+	writel(val, host->ioaddr + reg);
+#else
+	void __iomem * regaddr = host->ioaddr + reg;
+
+	writel(val, regaddr);
+
+	if (reg != SDHCI_BUFFER && reg != SDHCI_INT_STATUS && host->clock != 0)
+	{
+		int timeout = 100000;
+		while (val != readl(regaddr) && --timeout > 0)
+		   continue;
+
+		if (timeout <= 0)
+			printk(KERN_ERR "%s: writing 0x%X to reg 0x%X "
+			       "always gives 0x%X\n",
+			       mmc_hostname(host->mmc),
+			       val, reg, readl(regaddr));
+		BUG_ON(timeout <= 0);
+	}
+#endif
+}
+
+
+void sdhci_bcm2708_writel(struct sdhci_host *host, u32 val, int reg)
+{
+#ifdef LOG_REGISTERS
+	printk(KERN_ERR "%s: writel to 0x%02x, value 0x%08x\n",
+	       mmc_hostname(host->mmc), reg, val);
+#endif
+	check_dma_reg_use(host, reg);
+
+	sdhci_bcm2708_raw_writel(host, val, reg);
+}
+
+void sdhci_bcm2708_writew(struct sdhci_host *host, u16 val, int reg)
+{
+	static u32 shadow = 0;
+
+	u32 p = reg == SDHCI_COMMAND ? shadow :
+		       sdhci_bcm2708_raw_readl(host, reg & ~3);
+	u32 s = reg << 3 & 0x18;
+	u32 l = val << s;
+	u32 m = 0xffff << s;
+
+#ifdef LOG_REGISTERS
+	printk(KERN_ERR "%s: writew to 0x%02x, value 0x%04x\n",
+	       mmc_hostname(host->mmc), reg, val);
+#endif
+
+	if (reg == SDHCI_TRANSFER_MODE)
+		shadow = (p & ~m) | l;
+	else {
+		check_dma_reg_use(host, reg);
+		sdhci_bcm2708_raw_writel(host, (p & ~m) | l, reg & ~3);
+	}
+}
+
+void sdhci_bcm2708_writeb(struct sdhci_host *host, u8 val, int reg)
+{
+	u32 p = sdhci_bcm2708_raw_readl(host, reg & ~3);
+	u32 s = reg << 3 & 0x18;
+	u32 l = val << s;
+	u32 m = 0xff << s;
+
+#ifdef LOG_REGISTERS
+	printk(KERN_ERR "%s: writeb to 0x%02x, value 0x%02x\n",
+	       mmc_hostname(host->mmc), reg, val);
+#endif
+
+       check_dma_reg_use(host, reg);
+       sdhci_bcm2708_raw_writel(host, (p & ~m) | l, reg & ~3);
+}
+
+static unsigned int sdhci_bcm2708_get_max_clock(struct sdhci_host *host)
+{
+	return 20000000;	// this value is in Hz (20MHz)
+}
+
+static unsigned int sdhci_bcm2708_get_timeout_clock(struct sdhci_host *host)
+{
+	if(host->clock)
+		return (host->clock / 1000);		// this value is in kHz (100MHz)
+	else
+		return (sdhci_bcm2708_get_max_clock(host) / 1000);
+}
+
+static void sdhci_bcm2708_set_clock(struct sdhci_host *host, unsigned int clock)
+{
+	int div = 0;
+	u16 clk = 0;
+	unsigned long timeout;
+
+        if (clock == host->clock)
+                return;
+
+        sdhci_writew(host, 0, SDHCI_CLOCK_CONTROL);
+
+        if (clock == 0)
+                goto out;
+
+	if (BCM2708_EMMC_CLOCK_FREQ <= clock)
+		div = 1;
+	else {
+		for (div = 2; div < SDHCI_MAX_DIV_SPEC_300; div += 2) {
+			if ((BCM2708_EMMC_CLOCK_FREQ / div) <= clock)
+				break;
+		}
+	}
+
+        DBG( "desired SD clock: %d, actual: %d\n",
+                clock, BCM2708_EMMC_CLOCK_FREQ / div);
+
+	clk |= (div & SDHCI_DIV_MASK) << SDHCI_DIVIDER_SHIFT;
+	clk |= ((div & SDHCI_DIV_HI_MASK) >> SDHCI_DIV_MASK_LEN)
+		<< SDHCI_DIVIDER_HI_SHIFT;
+	clk |= SDHCI_CLOCK_INT_EN;
+
+	sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL);
+
+        timeout = 20;
+        while (!((clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL))
+                        & SDHCI_CLOCK_INT_STABLE)) {
+                if (timeout == 0) {
+			printk(KERN_ERR "%s: Internal clock never "
+				"stabilised.\n", mmc_hostname(host->mmc));
+                        return;
+                }
+                timeout--;
+                mdelay(1);
+        }
+
+        clk |= SDHCI_CLOCK_CARD_EN;
+        sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL);
+out:
+        host->clock = clock;
+ }
+
+/*****************************************************************************\
+ *									     *
+ * DMA Operation							     *
+ *									     *
+\*****************************************************************************/
+
+struct sdhci_bcm2708_priv {
+	int			dma_chan;
+	int			dma_irq;
+	void __iomem	       *dma_chan_base;
+	struct bcm2708_dma_cb  *cb_base;   /* DMA control blocks */
+	dma_addr_t		cb_handle;
+	/* tracking scatter gather progress */
+	unsigned		sg_ix;	   /* scatter gather list index */
+	unsigned		sg_done;   /* bytes in current sg_ix done */
+#ifdef CONFIG_MMC_SDHCI_BCM2708_DMA
+	unsigned char		dma_wanted;  /* DMA transfer requested */
+	unsigned char		dma_waits;   /* wait states in DMAs */
+#ifdef CHECK_DMA_USE
+	unsigned char		dmas_pending; /* no of unfinished DMAs */
+	hptime_t		when_started;
+	hptime_t		when_reset;
+	hptime_t		when_stopped;
+#endif
+#endif
+	/* signalling the end of a transfer */
+	void		      (*complete)(struct sdhci_host *);
+};
+
+#define SDHCI_HOST_PRIV(host) \
+	(struct sdhci_bcm2708_priv *)((struct sdhci_host *)(host)+1)
+
+
+
+#ifdef CHECK_DMA_REG_USE
+static void check_dma_reg_use(struct sdhci_host *host, int reg)
+{
+	struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
+	if (host_priv->dma_wanted && reg != SDHCI_INT_STATUS) {
+		printk(KERN_INFO"%s: accessing register 0x%x during DMA\n",
+		       mmc_hostname(host->mmc), reg);
+	}
+}
+#endif
+
+
+
+#ifdef CONFIG_MMC_SDHCI_BCM2708_DMA
+
+static void sdhci_clear_set_irqgen(struct sdhci_host *host, u32 clear, u32 set)
+{
+	u32 ier;
+
+	ier = sdhci_bcm2708_raw_readl(host, SDHCI_SIGNAL_ENABLE);
+	ier &= ~clear;
+	ier |= set;
+	/* change which requests generate IRQs - makes no difference to
+	   the content of SDHCI_INT_STATUS, or the need to acknowledge IRQs */
+	sdhci_bcm2708_raw_writel(host, ier, SDHCI_SIGNAL_ENABLE);
+}
+
+static void sdhci_signal_irqs(struct sdhci_host *host, u32 irqs)
+{
+	sdhci_clear_set_irqgen(host, 0, irqs);
+}
+
+static void sdhci_unsignal_irqs(struct sdhci_host *host, u32 irqs)
+{
+	sdhci_clear_set_irqgen(host, irqs, 0);
+}
+
+
+
+static void schci_bcm2708_cb_read(struct sdhci_bcm2708_priv *host,
+				  int ix,
+				  dma_addr_t dma_addr, unsigned len,
+				  int /*bool*/ is_last)
+{
+	struct bcm2708_dma_cb *cb = &host->cb_base[ix];
+        unsigned char dmawaits = host->dma_waits;
+
+	cb->info   = BCM2708_DMA_PER_MAP(BCM2708_DMA_DREQ_EMMC) |
+		     BCM2708_DMA_WAITS(dmawaits) |
+		     BCM2708_DMA_S_DREQ	 |
+		     BCM2708_DMA_D_WIDTH |
+		     BCM2708_DMA_D_INC;
+	cb->src	   = DMA_SDHCI_BUFFER;	/* DATA register DMA address */
+	cb->dst	   = dma_addr;
+	cb->length = len;
+	cb->stride = 0;
+
+	if (is_last) {
+		cb->info |= BCM2708_DMA_INT_EN |
+		     BCM2708_DMA_WAIT_RESP;
+		cb->next = 0;
+	} else
+		cb->next = host->cb_handle +
+			   (ix+1)*sizeof(struct bcm2708_dma_cb);
+
+	cb->pad[0] = 0;
+	cb->pad[1] = 0;
+}
+
+static void schci_bcm2708_cb_write(struct sdhci_bcm2708_priv *host,
+				   int ix,
+				   dma_addr_t dma_addr, unsigned len,
+				   int /*bool*/ is_last)
+{
+	struct bcm2708_dma_cb *cb = &host->cb_base[ix];
+        unsigned char dmawaits = host->dma_waits;
+
+	/* We can make arbitrarily large writes as long as we specify DREQ to
+	   pace the delivery of bytes to the Arasan hardware */
+	cb->info   = BCM2708_DMA_PER_MAP(BCM2708_DMA_DREQ_EMMC) |
+		     BCM2708_DMA_WAITS(dmawaits) |
+		     BCM2708_DMA_D_DREQ	 |
+		     BCM2708_DMA_S_WIDTH |
+		     BCM2708_DMA_S_INC;
+	cb->src	   = dma_addr;
+	cb->dst	   = DMA_SDHCI_BUFFER;	/* DATA register DMA address */
+	cb->length = len;
+	cb->stride = 0;
+
+	if (is_last) {
+		cb->info |= BCM2708_DMA_INT_EN |
+		     BCM2708_DMA_WAIT_RESP;
+		cb->next = 0;
+	} else
+		cb->next = host->cb_handle +
+			   (ix+1)*sizeof(struct bcm2708_dma_cb);
+
+	cb->pad[0] = 0;
+	cb->pad[1] = 0;
+}
+
+
+static void schci_bcm2708_dma_go(struct sdhci_host *host)
+{
+	struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
+	void __iomem *dma_chan_base = host_priv->dma_chan_base;
+
+	BUG_ON(host_priv->dma_wanted);
+#ifdef CHECK_DMA_USE
+	if (host_priv->dma_wanted)
+		printk(KERN_ERR "%s: DMA already in progress - "
+		       "now %"FMT_HPT", last started %lu "
+		       "reset %lu stopped %lu\n",
+		       mmc_hostname(host->mmc),
+		       hptime(), since_ns(host_priv->when_started),
+		       since_ns(host_priv->when_reset),
+		       since_ns(host_priv->when_stopped));
+	else if (host_priv->dmas_pending > 0)
+		printk(KERN_INFO "%s: note - new DMA when %d reset DMAs "
+		       "already in progress - "
+		       "now %"FMT_HPT", started %lu reset %lu stopped %lu\n",
+		       mmc_hostname(host->mmc),
+		       host_priv->dmas_pending,
+		       hptime(), since_ns(host_priv->when_started),
+		       since_ns(host_priv->when_reset),
+		       since_ns(host_priv->when_stopped));
+	host_priv->dmas_pending += 1;
+	host_priv->when_started = hptime();
+#endif
+	host_priv->dma_wanted = 1;
+	DBG("PDMA go - base %p handle %08X\n", dma_chan_base,
+	    host_priv->cb_handle);
+	bcm_dma_start(dma_chan_base, host_priv->cb_handle);
+}
+
+
+static void
+sdhci_platdma_read(struct sdhci_host *host, dma_addr_t dma_addr, size_t len)
+{
+	struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
+
+	DBG("PDMA to read %d bytes\n", len);
+	host_priv->sg_done += len;
+	schci_bcm2708_cb_read(host_priv, 0, dma_addr, len, 1/*TRUE*/);
+	schci_bcm2708_dma_go(host);
+}
+
+
+static void
+sdhci_platdma_write(struct sdhci_host *host, dma_addr_t dma_addr, size_t len)
+{
+	struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
+
+	DBG("PDMA to write %d bytes\n", len);
+	//BUG_ON(0 != (len & 0x1ff));
+
+	host_priv->sg_done += len;
+	schci_bcm2708_cb_write(host_priv, 0, dma_addr, len, 1/*TRUE*/);
+	schci_bcm2708_dma_go(host);
+}
+
+/*! space is avaiable to receive into or data is available to write
+  Platform DMA exported function
+*/
+void
+sdhci_bcm2708_platdma_avail(struct sdhci_host *host, unsigned int *ref_intmask,
+			    void(*completion_callback)(struct sdhci_host *host))
+{
+	struct mmc_data *data = host->data;
+	struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
+	int sg_ix;
+	size_t bytes;
+	dma_addr_t addr;
+
+	BUG_ON(NULL == data);
+	BUG_ON(0 == data->blksz);
+
+	host_priv->complete = completion_callback;
+
+	sg_ix = host_priv->sg_ix;
+	BUG_ON(sg_ix >= data->sg_len);
+
+	/* we can DMA blocks larger than blksz - it may hang the DMA
+	   channel but we are its only user */
+	bytes = sg_dma_len(&data->sg[sg_ix]) - host_priv->sg_done;
+	addr = sg_dma_address(&data->sg[sg_ix]) + host_priv->sg_done;
+
+	if (bytes > 0) {
+		/* We're going to poll for read/write available state until
+		   we finish this DMA
+		*/
+
+		if (data->flags & MMC_DATA_READ) {
+			if (*ref_intmask & SDHCI_INT_DATA_AVAIL)  {
+				sdhci_unsignal_irqs(host, SDHCI_INT_DATA_AVAIL |
+						    SDHCI_INT_SPACE_AVAIL);
+				sdhci_platdma_read(host, addr, bytes);
+			}
+		} else {
+			if (*ref_intmask & SDHCI_INT_SPACE_AVAIL) {
+				sdhci_unsignal_irqs(host, SDHCI_INT_DATA_AVAIL |
+						    SDHCI_INT_SPACE_AVAIL);
+				sdhci_platdma_write(host, addr, bytes);
+			}
+		}
+	}
+	/* else:
+	   we have run out of bytes that need transferring (e.g. we may be in
+	   the middle of the last DMA transfer), or
+	   it is also possible that we've been called when another IRQ is
+	   signalled, even though we've turned off signalling of our own IRQ */
+
+	*ref_intmask &= ~SDHCI_INT_DATA_END;
+	/* don't let the main sdhci driver act on this .. we'll deal with it
+	   when we respond to the DMA - if one is currently in progress */
+}
+
+/* is it possible to DMA the given mmc_data structure?
+   Platform DMA exported function
+*/
+int /*bool*/
+sdhci_bcm2708_platdma_dmaable(struct sdhci_host *host, struct mmc_data *data)
+{
+	struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
+	int ok = bcm_sg_suitable_for_dma(data->sg, data->sg_len);
+
+	if (!ok)
+		DBG("Reverting to PIO - bad cache alignment\n");
+
+	else {
+		host_priv->sg_ix = 0;	 /* first SG index */
+		host_priv->sg_done = 0;	 /* no bytes done */
+	}
+
+	return ok;
+}
+
+#include <mach/arm_control.h> //GRAYG
+/*! the current SD transacton has been abandonned
+  We need to tidy up if we were in the middle of a DMA
+  Platform DMA exported function
+*/
+void
+sdhci_bcm2708_platdma_reset(struct sdhci_host *host, struct mmc_data *data)
+{
+	struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
+	unsigned long flags;
+
+	BUG_ON(NULL == host);
+
+	spin_lock_irqsave(&host->lock, flags);
+
+	if (host_priv->dma_wanted) {
+		if (NULL == data) {
+			printk(KERN_ERR "%s: ongoing DMA reset - no data!\n",
+			       mmc_hostname(host->mmc));
+			BUG_ON(NULL == data);
+		} else {
+			struct scatterlist *sg;
+			int sg_len;
+			int sg_todo;
+			int rc;
+			unsigned long cs;
+
+			sg = data->sg;
+			sg_len = data->sg_len;
+			sg_todo = sg_dma_len(&sg[host_priv->sg_ix]);
+
+			cs = readl(host_priv->dma_chan_base + BCM2708_DMA_CS);
+
+			if (!(BCM2708_DMA_ACTIVE & cs))
+				printk(KERN_INFO "%s: missed completion of "
+				       "cmd %d DMA (%d/%d [%d]/[%d]) - "
+				       "ignoring it\n",
+				       mmc_hostname(host->mmc),
+				       host->last_cmdop,
+				       host_priv->sg_done, sg_todo,
+				       host_priv->sg_ix+1, sg_len);
+			else
+				printk(KERN_INFO "%s: resetting ongoing cmd %d"
+				       "DMA before %d/%d [%d]/[%d] complete\n",
+				       mmc_hostname(host->mmc),
+				       host->last_cmdop,
+				       host_priv->sg_done, sg_todo,
+				       host_priv->sg_ix+1, sg_len);
+#ifdef CHECK_DMA_USE
+			printk(KERN_INFO "%s: now %"FMT_HPT" started %lu "
+			       "last reset %lu last stopped %lu\n",
+			       mmc_hostname(host->mmc),
+			       hptime(), since_ns(host_priv->when_started),
+			       since_ns(host_priv->when_reset),
+			       since_ns(host_priv->when_stopped));
+			{	unsigned long info, debug;
+				void __iomem *base;
+				unsigned long pend0, pend1, pend2;
+
+				base = host_priv->dma_chan_base;
+				cs = readl(base + BCM2708_DMA_CS);
+				info = readl(base + BCM2708_DMA_INFO);
+				debug = readl(base + BCM2708_DMA_DEBUG);
+				printk(KERN_INFO "%s: DMA%d CS=%08lX TI=%08lX "
+				       "DEBUG=%08lX\n",
+				       mmc_hostname(host->mmc),
+                                       host_priv->dma_chan,
+				       cs, info, debug);
+				pend0 = readl(__io_address(ARM_IRQ_PEND0));
+				pend1 = readl(__io_address(ARM_IRQ_PEND1));
+				pend2 = readl(__io_address(ARM_IRQ_PEND2));
+
+				printk(KERN_INFO "%s: PEND0=%08lX "
+				       "PEND1=%08lX PEND2=%08lX\n",
+				       mmc_hostname(host->mmc),
+				       pend0, pend1, pend2);
+
+				//gintsts = readl(__io_address(GINTSTS));
+				//gintmsk = readl(__io_address(GINTMSK));
+				//printk(KERN_INFO "%s: USB GINTSTS=%08lX"
+				//	 "GINTMSK=%08lX\n",
+				//	 mmc_hostname(host->mmc), gintsts, gintmsk);
+			}
+#endif
+			rc = bcm_dma_abort(host_priv->dma_chan_base);
+			BUG_ON(rc != 0);
+		}
+		host_priv->dma_wanted = 0;
+#ifdef CHECK_DMA_USE
+		host_priv->when_reset = hptime();
+#endif
+	}
+
+	spin_unlock_irqrestore(&host->lock, flags);
+}
+
+
+static void sdhci_bcm2708_dma_complete_irq(struct sdhci_host *host,
+					   u32 dma_cs)
+{
+	struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
+	struct mmc_data *data;
+	struct scatterlist *sg;
+	int sg_len;
+	int sg_ix;
+	int sg_todo;
+	unsigned long flags;
+
+	BUG_ON(NULL == host);
+
+	spin_lock_irqsave(&host->lock, flags);
+	data = host->data;
+
+#ifdef CHECK_DMA_USE
+	if (host_priv->dmas_pending <= 0)
+		DBG("on completion no DMA in progress - "
+		    "now %"FMT_HPT" started %lu reset %lu stopped %lu\n",
+		    hptime(), since_ns(host_priv->when_started),
+		    since_ns(host_priv->when_reset),
+		    since_ns(host_priv->when_stopped));
+	else if (host_priv->dmas_pending > 1)
+		DBG("still %d DMA in progress after completion - "
+		    "now %"FMT_HPT" started %lu reset %lu stopped %lu\n",
+		    host_priv->dmas_pending - 1,
+		    hptime(), since_ns(host_priv->when_started),
+		    since_ns(host_priv->when_reset),
+		    since_ns(host_priv->when_stopped));
+	BUG_ON(host_priv->dmas_pending <= 0);
+	host_priv->dmas_pending -= 1;
+	host_priv->when_stopped = hptime();
+#endif
+	host_priv->dma_wanted = 0;
+
+	if (NULL == data) {
+		DBG("PDMA unused completion - status 0x%X\n", dma_cs);
+		spin_unlock_irqrestore(&host->lock, flags);
+		return;
+	}
+	sg = data->sg;
+	sg_len = data->sg_len;
+	sg_todo = sg_dma_len(&sg[host_priv->sg_ix]);
+
+	DBG("PDMA complete %d/%d [%d]/[%d]..\n",
+	    host_priv->sg_done, sg_todo,
+	    host_priv->sg_ix+1, sg_len);
+
+	BUG_ON(host_priv->sg_done > sg_todo);
+
+	if (host_priv->sg_done >= sg_todo) {
+		host_priv->sg_ix++;
+		host_priv->sg_done = 0;
+	}
+
+	sg_ix = host_priv->sg_ix;
+	if (sg_ix < sg_len) {
+		u32 irq_mask;
+		/* Set off next DMA if we've got the capacity */
+
+		if (data->flags & MMC_DATA_READ)
+			irq_mask = SDHCI_INT_DATA_AVAIL;
+		else
+			irq_mask = SDHCI_INT_SPACE_AVAIL;
+
+		/* We have to use the interrupt status register on the BCM2708
+		   rather than the SDHCI_PRESENT_STATE register because latency
+		   in the glue logic means that the information retrieved from
+		   the latter is not always up-to-date w.r.t the DMA engine -
+		   it may not indicate that a read or a write is ready yet */
+		if (sdhci_bcm2708_raw_readl(host, SDHCI_INT_STATUS) &
+		    irq_mask) {
+			size_t bytes = sg_dma_len(&sg[sg_ix]) -
+				       host_priv->sg_done;
+			dma_addr_t addr = sg_dma_address(&data->sg[sg_ix]) +
+					  host_priv->sg_done;
+
+			/* acknowledge interrupt */
+			sdhci_bcm2708_raw_writel(host, irq_mask,
+						 SDHCI_INT_STATUS);
+
+			BUG_ON(0 == bytes);
+
+			if (data->flags & MMC_DATA_READ)
+				sdhci_platdma_read(host, addr, bytes);
+			else
+				sdhci_platdma_write(host, addr, bytes);
+		} else {
+			DBG("PDMA - wait avail\n");
+			/* may generate an IRQ if already present */
+			sdhci_signal_irqs(host, SDHCI_INT_DATA_AVAIL |
+						SDHCI_INT_SPACE_AVAIL);
+		}
+	} else {
+#ifdef USE_SYNC_AFTER_DMA
+		/* On the Arasan controller the stop command (which will be
+		   scheduled after this completes) does not seem to work
+		   properly if we allow it to be issued when we are
+		   transferring data to/from the SD card.
+		   We get CRC and DEND errors unless we wait for
+		   the SD controller to finish reading/writing to the card. */
+		u32 state_mask;
+		int timeout=1000000;
+		hptime_t now = hptime();
+
+		DBG("PDMA over - sync card\n");
+		if (data->flags & MMC_DATA_READ)
+			state_mask = SDHCI_DOING_READ;
+		else
+			state_mask = SDHCI_DOING_WRITE;
+
+		while (0 != (sdhci_bcm2708_raw_readl(host,
+						     SDHCI_PRESENT_STATE) &
+			     state_mask) && --timeout > 0)
+			continue;
+
+		if (1000000-timeout > 4000) /*ave. is about 3250*/
+			DBG("%s: note - long %s sync %luns - "
+			       "%d its.\n",
+			       mmc_hostname(host->mmc),
+			       data->flags & MMC_DATA_READ? "read": "write",
+			       since_ns(now), 1000000-timeout);
+		if (timeout <= 0)
+			printk(KERN_ERR"%s: final %s to SD card still "
+			       "running\n",
+			       mmc_hostname(host->mmc),
+			       data->flags & MMC_DATA_READ? "read": "write");
+#endif
+		if (host_priv->complete) {
+			(*host_priv->complete)(host);
+			DBG("PDMA %s complete\n",
+			    data->flags & MMC_DATA_READ?"read":"write");
+			sdhci_signal_irqs(host, SDHCI_INT_DATA_AVAIL |
+						SDHCI_INT_SPACE_AVAIL);
+		}
+	}
+	spin_unlock_irqrestore(&host->lock, flags);
+}
+
+static irqreturn_t sdhci_bcm2708_dma_irq(int irq, void *dev_id)
+{
+	irqreturn_t result = IRQ_NONE;
+	struct sdhci_host *host = dev_id;
+	struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
+	u32 dma_cs; /* control and status register */
+	unsigned long flags;
+
+	BUG_ON(NULL == dev_id);
+	BUG_ON(NULL == host_priv->dma_chan_base);
+
+	spin_lock_irqsave(&host->lock, flags);
+
+	dma_cs = readl(host_priv->dma_chan_base + BCM2708_DMA_CS);
+
+	if (dma_cs & BCM2708_DMA_ERR) {
+		unsigned long debug;
+		debug = readl(host_priv->dma_chan_base +
+			      BCM2708_DMA_DEBUG);
+		printk(KERN_ERR "%s: DMA error - CS %lX DEBUG %lX\n",
+		       mmc_hostname(host->mmc), (unsigned long)dma_cs,
+		       (unsigned long)debug);
+		/* reset error */
+		writel(debug, host_priv->dma_chan_base +
+		       BCM2708_DMA_DEBUG);
+	}
+	if (dma_cs & BCM2708_DMA_INT) {
+		/* acknowledge interrupt */
+		writel(BCM2708_DMA_INT,
+		       host_priv->dma_chan_base + BCM2708_DMA_CS);
+
+		dsb(); /* ARM data synchronization (push) operation */
+
+		if (!host_priv->dma_wanted) {
+			/* ignore this interrupt - it was reset */
+			printk(KERN_INFO "%s: DMA IRQ %X ignored - "
+			       "results were reset\n",
+			       mmc_hostname(host->mmc), dma_cs);
+#ifdef CHECK_DMA_USE
+			printk(KERN_INFO "%s: now %"FMT_HPT
+			       " started %lu reset %lu stopped %lu\n",
+			       mmc_hostname(host->mmc), hptime(),
+			       since_ns(host_priv->when_started),
+			       since_ns(host_priv->when_reset),
+			       since_ns(host_priv->when_stopped));
+			host_priv->dmas_pending--;
+#endif
+		} else
+			sdhci_bcm2708_dma_complete_irq(host, dma_cs);
+
+		result = IRQ_HANDLED;
+	}
+
+	spin_unlock_irqrestore(&host->lock, flags);
+
+	return result;
+}
+#endif /* CONFIG_MMC_SDHCI_BCM2708_DMA */
+
+
+/***************************************************************************** \
+ *									     *
+ * Device Attributes							     *
+ *									     *
+\*****************************************************************************/
+
+
+/**
+ * Show the DMA-using status
+ */
+static ssize_t attr_dma_show(struct device *_dev,
+			     struct device_attribute *attr, char *buf)
+{
+	struct sdhci_host *host = (struct sdhci_host *)dev_get_drvdata(_dev);
+
+	if (host) {
+		int use_dma = (host->flags & SDHCI_USE_PLATDMA? 1:0);
+		return sprintf(buf, "%d\n", use_dma);
+	} else
+		return -EINVAL;
+}
+
+/**
+ * Set the DMA-using status
+ */
+static ssize_t attr_dma_store(struct device *_dev,
+			      struct device_attribute *attr,
+			      const char *buf, size_t count)
+{
+	struct sdhci_host *host = (struct sdhci_host *)dev_get_drvdata(_dev);
+
+	if (host) {
+#ifdef CONFIG_MMC_SDHCI_BCM2708_DMA
+		int on = simple_strtol(buf, NULL, 0);
+		if (on) {
+			host->flags |= SDHCI_USE_PLATDMA;
+			printk(KERN_INFO "%s: DMA enabled\n",
+			       mmc_hostname(host->mmc));
+		} else {
+			host->flags &= ~(SDHCI_USE_PLATDMA | SDHCI_REQ_USE_DMA);
+			printk(KERN_INFO "%s: DMA disabled\n",
+			       mmc_hostname(host->mmc));
+		}
+#endif
+		return count;
+	} else
+		return -EINVAL;
+}
+
+static DEVICE_ATTR(use_dma, S_IRUGO | S_IWUGO, attr_dma_show, attr_dma_store);
+
+
+/**
+ * Show the DMA wait states used
+ */
+static ssize_t attr_dmawait_show(struct device *_dev,
+			         struct device_attribute *attr, char *buf)
+{
+	struct sdhci_host *host = (struct sdhci_host *)dev_get_drvdata(_dev);
+
+	if (host) {
+		struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
+		int dmawait = host_priv->dma_waits;
+		return sprintf(buf, "%d\n", dmawait);
+	} else
+		return -EINVAL;
+}
+
+/**
+ * Set the DMA wait state used
+ */
+static ssize_t attr_dmawait_store(struct device *_dev,
+			          struct device_attribute *attr,
+			          const char *buf, size_t count)
+{
+	struct sdhci_host *host = (struct sdhci_host *)dev_get_drvdata(_dev);
+
+	if (host) {
+#ifdef CONFIG_MMC_SDHCI_BCM2708_DMA
+		struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
+		int dma_waits = simple_strtol(buf, NULL, 0);
+		if (dma_waits >= 0 && dma_waits < 32)
+                        host_priv->dma_waits = dma_waits;
+		else
+			printk(KERN_ERR "%s: illegal dma_waits value - %d",
+			       mmc_hostname(host->mmc), dma_waits);
+#endif
+		return count;
+	} else
+		return -EINVAL;
+}
+
+static DEVICE_ATTR(dma_wait, S_IRUGO | S_IWUGO,
+                   attr_dmawait_show, attr_dmawait_store);
+
+
+/**
+ * Show the DMA-using status
+ */
+static ssize_t attr_status_show(struct device *_dev,
+				struct device_attribute *attr, char *buf)
+{
+	struct sdhci_host *host = (struct sdhci_host *)dev_get_drvdata(_dev);
+
+	if (host) {
+		struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
+		return sprintf(buf,
+			       "present: yes\n"
+			       "power: %s\n"
+			       "clock: %u Hz\n"
+#ifdef CONFIG_MMC_SDHCI_BCM2708_DMA
+			       "dma: %s (%d waits)\n",
+#else
+			       "dma: unconfigured\n",
+#endif
+			       "always on",
+			       host->clock
+#ifdef CONFIG_MMC_SDHCI_BCM2708_DMA
+			       , (host->flags & SDHCI_USE_PLATDMA)? "on": "off"
+                               , host_priv->dma_waits
+#endif
+			       );
+	} else
+		return -EINVAL;
+}
+
+static DEVICE_ATTR(status, S_IRUGO, attr_status_show, NULL);
+
+/***************************************************************************** \
+ *									     *
+ * Power Management							     *
+ *									     *
+\*****************************************************************************/
+
+
+#ifdef CONFIG_PM
+static int sdhci_bcm2708_suspend(struct platform_device *dev, pm_message_t state)
+{
+	struct sdhci_host *host = (struct sdhci_host *)
+				  platform_get_drvdata(dev);
+	int ret = 0;
+
+	if (host->mmc) {
+		ret = mmc_suspend_host(host->mmc);
+	}
+
+	return ret;
+}
+
+static int sdhci_bcm2708_resume(struct platform_device *dev)
+{
+	struct sdhci_host *host = (struct sdhci_host *)
+				  platform_get_drvdata(dev);
+	int ret = 0;
+
+	if (host->mmc) {
+		ret = mmc_resume_host(host->mmc);
+	}
+
+	return ret;
+}
+#endif
+
+
+/*****************************************************************************\
+ *                                                                           *
+ * Device quirk functions. Implemented as local ops because the flags        *
+ * field is out of space with newer kernels. This implementation can be      *
+ * back ported to older kernels as well.                                     *
+\****************************************************************************/
+static unsigned int sdhci_bcm2708_quirk_extra_ints(struct sdhci_host *host)
+{
+        return 1;
+}
+
+static unsigned int sdhci_bcm2708_quirk_spurious_crc(struct sdhci_host *host)
+{
+        return 1;
+}
+
+static unsigned int sdhci_bcm2708_quirk_voltage_broken(struct sdhci_host *host)
+{
+        return 1;
+}
+
+static unsigned int sdhci_bcm2708_uhs_broken(struct sdhci_host *host)
+{
+        return 1;
+}
+
+/***************************************************************************** \
+ *									     *
+ * Device ops								     *
+ *									     *
+\*****************************************************************************/
+
+static struct sdhci_ops sdhci_bcm2708_ops = {
+#ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS
+	.read_l = sdhci_bcm2708_readl,
+	.read_w = sdhci_bcm2708_readw,
+	.read_b = sdhci_bcm2708_readb,
+	.write_l = sdhci_bcm2708_writel,
+	.write_w = sdhci_bcm2708_writew,
+	.write_b = sdhci_bcm2708_writeb,
+#else
+#error The BCM2708 SDHCI driver needs CONFIG_MMC_SDHCI_IO_ACCESSORS to be set
+#endif
+	//.enable_dma = NULL,
+	.set_clock = sdhci_bcm2708_set_clock,
+	.get_max_clock = sdhci_bcm2708_get_max_clock,
+	//.get_min_clock = NULL,
+	.get_timeout_clock = sdhci_bcm2708_get_timeout_clock,
+
+#ifdef CONFIG_MMC_SDHCI_BCM2708_DMA
+	// Platform DMA operations
+	.pdma_able  = sdhci_bcm2708_platdma_dmaable,
+	.pdma_avail = sdhci_bcm2708_platdma_avail,
+	.pdma_reset = sdhci_bcm2708_platdma_reset,
+#endif
+	.extra_ints = sdhci_bcm2708_quirk_extra_ints,
+	.spurious_crc_acmd51 = sdhci_bcm2708_quirk_spurious_crc,
+	.voltage_broken = sdhci_bcm2708_quirk_voltage_broken,
+	.uhs_broken = sdhci_bcm2708_uhs_broken,
+};
+
+/*****************************************************************************\
+ *									     *
+ * Device probing/removal						     *
+ *									     *
+\*****************************************************************************/
+
+static int sdhci_bcm2708_probe(struct platform_device *pdev)
+{
+	struct sdhci_host *host;
+	struct resource *iomem;
+	struct sdhci_bcm2708_priv *host_priv;
+	int ret;
+
+	BUG_ON(pdev == NULL);
+
+	iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!iomem) {
+		ret = -ENOMEM;
+		goto err;
+	}
+
+	if (resource_size(iomem) != 0x100)
+		dev_err(&pdev->dev, "Invalid iomem size. You may "
+			"experience problems.\n");
+
+	if (pdev->dev.parent)
+		host = sdhci_alloc_host(pdev->dev.parent,
+					sizeof(struct sdhci_bcm2708_priv));
+	else
+		host = sdhci_alloc_host(&pdev->dev,
+					sizeof(struct sdhci_bcm2708_priv));
+
+	if (IS_ERR(host)) {
+		ret = PTR_ERR(host);
+		goto err;
+	}
+
+	host->hw_name = "BCM2708_Arasan";
+	host->ops = &sdhci_bcm2708_ops;
+	host->irq = platform_get_irq(pdev, 0);
+
+	host->quirks = SDHCI_QUIRK_BROKEN_CARD_DETECTION |
+		       SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK |
+		       SDHCI_QUIRK_BROKEN_TIMEOUT_VAL |
+		       SDHCI_QUIRK_NONSTANDARD_CLOCK;
+#ifdef CONFIG_MMC_SDHCI_BCM2708_DMA
+	host->flags = SDHCI_USE_PLATDMA;
+#endif
+
+	if (!request_mem_region(iomem->start, resource_size(iomem),
+				mmc_hostname(host->mmc))) {
+		dev_err(&pdev->dev, "cannot request region\n");
+		ret = -EBUSY;
+		goto err_request;
+	}
+
+	host->ioaddr = ioremap(iomem->start, resource_size(iomem));
+	if (!host->ioaddr) {
+		dev_err(&pdev->dev, "failed to remap registers\n");
+		ret = -ENOMEM;
+		goto err_remap;
+	}
+
+	host_priv = SDHCI_HOST_PRIV(host);
+
+#ifdef CONFIG_MMC_SDHCI_BCM2708_DMA
+	host_priv->dma_wanted = 0;
+#ifdef CHECK_DMA_USE
+	host_priv->dmas_pending = 0;
+	host_priv->when_started = 0;
+	host_priv->when_reset = 0;
+	host_priv->when_stopped = 0;
+#endif
+	host_priv->sg_ix = 0;
+	host_priv->sg_done = 0;
+	host_priv->complete = NULL;
+	host_priv->dma_waits = SDHCI_BCM_DMA_WAITS;
+
+	host_priv->cb_base = dma_alloc_writecombine(&pdev->dev, SZ_4K,
+						    &host_priv->cb_handle,
+						    GFP_KERNEL);
+	if (!host_priv->cb_base) {
+		dev_err(&pdev->dev, "cannot allocate DMA CBs\n");
+		ret = -ENOMEM;
+		goto err_alloc_cb;
+	}
+
+	ret = bcm_dma_chan_alloc(BCM_DMA_FEATURE_FAST,
+				 &host_priv->dma_chan_base,
+				 &host_priv->dma_irq);
+	if (ret < 0) {
+		dev_err(&pdev->dev, "couldn't allocate a DMA channel\n");
+		goto err_add_dma;
+	}
+	host_priv->dma_chan = ret;
+
+	ret = request_irq(host_priv->dma_irq, sdhci_bcm2708_dma_irq,
+			  IRQF_SHARED, DRIVER_NAME " (dma)", host);
+	if (ret) {
+		dev_err(&pdev->dev, "cannot set DMA IRQ\n");
+		goto err_add_dma_irq;
+	}
+	DBG("DMA CBs %p handle %08X DMA%d %p DMA IRQ %d\n",
+	    host_priv->cb_base, (unsigned)host_priv->cb_handle,
+	    host_priv->dma_chan, host_priv->dma_chan_base,
+	    host_priv->dma_irq);
+
+	host->mmc->caps |= MMC_CAP_SD_HIGHSPEED | MMC_CAP_MMC_HIGHSPEED;
+#endif
+
+	ret = sdhci_add_host(host);
+	if (ret)
+		goto err_add_host;
+
+	platform_set_drvdata(pdev, host);
+	ret = device_create_file(&pdev->dev, &dev_attr_use_dma);
+	ret = device_create_file(&pdev->dev, &dev_attr_dma_wait);
+	ret = device_create_file(&pdev->dev, &dev_attr_status);
+
+	printk(KERN_INFO "%s: BCM2708 SDHC host at 0x%08llx DMA %d IRQ %d\n",
+	       mmc_hostname(host->mmc), (unsigned long long)iomem->start,
+	       host_priv->dma_chan, host_priv->dma_irq);
+
+	return 0;
+
+err_add_host:
+#ifdef CONFIG_MMC_SDHCI_BCM2708_DMA
+	free_irq(host_priv->dma_irq, host);
+err_add_dma_irq:
+	bcm_dma_chan_free(host_priv->dma_chan);
+err_add_dma:
+	dma_free_writecombine(&pdev->dev, SZ_4K, host_priv->cb_base,
+			      host_priv->cb_handle);
+err_alloc_cb:
+#endif
+	iounmap(host->ioaddr);
+err_remap:
+	release_mem_region(iomem->start, resource_size(iomem));
+err_request:
+	sdhci_free_host(host);
+err:
+	dev_err(&pdev->dev, "probe failed, err %d\n", ret);
+	return ret;
+}
+
+static int sdhci_bcm2708_remove(struct platform_device *pdev)
+{
+	struct sdhci_host *host = platform_get_drvdata(pdev);
+	struct resource *iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	struct sdhci_bcm2708_priv *host_priv = SDHCI_HOST_PRIV(host);
+	int dead;
+	u32 scratch;
+
+	dead = 0;
+	scratch = sdhci_bcm2708_readl(host, SDHCI_INT_STATUS);
+	if (scratch == (u32)-1)
+		dead = 1;
+
+	device_remove_file(&pdev->dev, &dev_attr_status);
+	device_remove_file(&pdev->dev, &dev_attr_dma_wait);
+	device_remove_file(&pdev->dev, &dev_attr_use_dma);
+
+#ifdef CONFIG_MMC_SDHCI_BCM2708_DMA
+	free_irq(host_priv->dma_irq, host);
+	dma_free_writecombine(&pdev->dev, SZ_4K, host_priv->cb_base,
+			      host_priv->cb_handle);
+#endif
+	sdhci_remove_host(host, dead);
+	iounmap(host->ioaddr);
+	release_mem_region(iomem->start, resource_size(iomem));
+	sdhci_free_host(host);
+	platform_set_drvdata(pdev, NULL);
+
+	return 0;
+}
+
+static struct platform_driver sdhci_bcm2708_driver = {
+	.driver = {
+		.name	= DRIVER_NAME,
+		.owner	= THIS_MODULE,
+	},
+	.probe		= sdhci_bcm2708_probe,
+	.remove		= sdhci_bcm2708_remove,
+
+#ifdef CONFIG_PM
+	.suspend = sdhci_bcm2708_suspend,
+	.resume = sdhci_bcm2708_resume,
+#endif
+
+};
+
+/*****************************************************************************\
+ *									     *
+ * Driver init/exit							     *
+ *									     *
+\*****************************************************************************/
+
+static int __init sdhci_drv_init(void)
+{
+	return platform_driver_register(&sdhci_bcm2708_driver);
+}
+
+static void __exit sdhci_drv_exit(void)
+{
+	platform_driver_unregister(&sdhci_bcm2708_driver);
+}
+
+module_init(sdhci_drv_init);
+module_exit(sdhci_drv_exit);
+
+MODULE_DESCRIPTION("Secure Digital Host Controller Interface platform driver");
+MODULE_AUTHOR("Broadcom <info@broadcom.com>");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:"DRIVER_NAME);
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 9ddef47..b78afa2 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -28,6 +28,7 @@
 #include <linux/mmc/mmc.h>
 #include <linux/mmc/host.h>
 #include <linux/mmc/card.h>
+#include <linux/mmc/sd.h>
 #include <linux/mmc/slot-gpio.h>
 
 #include "sdhci.h"
@@ -326,7 +327,7 @@ static void sdhci_read_block_pio(struct sdhci_host *host)
 	u32 uninitialized_var(scratch);
 	u8 *buf;
 
-	DBG("PIO reading\n");
+	DBG("PIO reading %db\n", host->data->blksz);
 
 	blksize = host->data->blksz;
 	chunk = 0;
@@ -371,7 +372,7 @@ static void sdhci_write_block_pio(struct sdhci_host *host)
 	u32 scratch;
 	u8 *buf;
 
-	DBG("PIO writing\n");
+	DBG("PIO writing %db\n", host->data->blksz);
 
 	blksize = host->data->blksz;
 	chunk = 0;
@@ -410,19 +411,28 @@ static void sdhci_write_block_pio(struct sdhci_host *host)
 	local_irq_restore(flags);
 }
 
-static void sdhci_transfer_pio(struct sdhci_host *host)
+static void sdhci_transfer_pio(struct sdhci_host *host, u32 intstate)
 {
 	u32 mask;
+	u32 state = 0;
+	u32 intmask;
+	int available;
 
 	BUG_ON(!host->data);
 
 	if (host->blocks == 0)
 		return;
 
-	if (host->data->flags & MMC_DATA_READ)
+	if (host->data->flags & MMC_DATA_READ) {
 		mask = SDHCI_DATA_AVAILABLE;
-	else
+		intmask = SDHCI_INT_DATA_AVAIL;
+	} else {
 		mask = SDHCI_SPACE_AVAILABLE;
+		intmask = SDHCI_INT_SPACE_AVAIL;
+	}
+
+	/* initially we can see whether we can procede using intstate */
+	available = (intstate & intmask);
 
 	/*
 	 * Some controllers (JMicron JMB38x) mess up the buffer bits
@@ -433,7 +443,7 @@ static void sdhci_transfer_pio(struct sdhci_host *host)
 		(host->data->blocks == 1))
 		mask = ~0;
 
-	while (sdhci_readl(host, SDHCI_PRESENT_STATE) & mask) {
+	while (available) {
 		if (host->quirks & SDHCI_QUIRK_PIO_NEEDS_DELAY)
 			udelay(100);
 
@@ -445,9 +455,11 @@ static void sdhci_transfer_pio(struct sdhci_host *host)
 		host->blocks--;
 		if (host->blocks == 0)
 			break;
+		state = sdhci_readl(host, SDHCI_PRESENT_STATE);
+		available = state & mask;
 	}
 
-	DBG("PIO transfer complete.\n");
+	DBG("PIO transfer complete - %d blocks left.\n", host->blocks);
 }
 
 static char *sdhci_kmap_atomic(struct scatterlist *sg, unsigned long *flags)
@@ -720,7 +732,9 @@ static void sdhci_set_transfer_irqs(struct sdhci_host *host)
 	u32 pio_irqs = SDHCI_INT_DATA_AVAIL | SDHCI_INT_SPACE_AVAIL;
 	u32 dma_irqs = SDHCI_INT_DMA_END | SDHCI_INT_ADMA_ERROR;
 
-	if (host->flags & SDHCI_REQ_USE_DMA)
+	/* platform DMA will begin on receipt of PIO irqs */
+	if ((host->flags & SDHCI_REQ_USE_DMA) &&
+	    !(host->flags & SDHCI_USE_PLATDMA))
 		sdhci_clear_set_irqs(host, pio_irqs, dma_irqs);
 	else
 		sdhci_clear_set_irqs(host, dma_irqs, pio_irqs);
@@ -752,44 +766,25 @@ static void sdhci_prepare_data(struct sdhci_host *host, struct mmc_command *cmd)
 	host->data_early = 0;
 	host->data->bytes_xfered = 0;
 
-	if (host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA))
+	if (host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA | SDHCI_USE_PLATDMA))
 		host->flags |= SDHCI_REQ_USE_DMA;
 
 	/*
 	 * FIXME: This doesn't account for merging when mapping the
 	 * scatterlist.
 	 */
-	if (host->flags & SDHCI_REQ_USE_DMA) {
-		int broken, i;
-		struct scatterlist *sg;
-
-		broken = 0;
-		if (host->flags & SDHCI_USE_ADMA) {
-			if (host->quirks & SDHCI_QUIRK_32BIT_ADMA_SIZE)
-				broken = 1;
-		} else {
-			if (host->quirks & SDHCI_QUIRK_32BIT_DMA_SIZE)
-				broken = 1;
-		}
-
-		if (unlikely(broken)) {
-			for_each_sg(data->sg, sg, data->sg_len, i) {
-				if (sg->length & 0x3) {
-					DBG("Reverting to PIO because of "
-						"transfer size (%d)\n",
-						sg->length);
-					host->flags &= ~SDHCI_REQ_USE_DMA;
-					break;
-				}
-			}
-		}
-	}
 
 	/*
 	 * The assumption here being that alignment is the same after
 	 * translation to device address space.
 	 */
-	if (host->flags & SDHCI_REQ_USE_DMA) {
+	if ((host->flags & (SDHCI_REQ_USE_DMA | SDHCI_USE_PLATDMA)) ==
+	    (SDHCI_REQ_USE_DMA | SDHCI_USE_PLATDMA)) {
+
+		if (! sdhci_platdma_dmaable(host, data))
+			host->flags &= ~SDHCI_REQ_USE_DMA;
+
+	} else if (host->flags & SDHCI_REQ_USE_DMA) {
 		int broken, i;
 		struct scatterlist *sg;
 
@@ -848,7 +843,8 @@ static void sdhci_prepare_data(struct sdhci_host *host, struct mmc_command *cmd)
 				 */
 				WARN_ON(1);
 				host->flags &= ~SDHCI_REQ_USE_DMA;
-			} else {
+			} else
+			if (!(host->flags & SDHCI_USE_PLATDMA)) {
 				WARN_ON(sg_cnt != 1);
 				sdhci_writel(host, sg_dma_address(data->sg),
 					SDHCI_DMA_ADDRESS);
@@ -864,11 +860,13 @@ static void sdhci_prepare_data(struct sdhci_host *host, struct mmc_command *cmd)
 	if (host->version >= SDHCI_SPEC_200) {
 		ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL);
 		ctrl &= ~SDHCI_CTRL_DMA_MASK;
+		if (! (host->flags & SDHCI_USE_PLATDMA)) {
 		if ((host->flags & SDHCI_REQ_USE_DMA) &&
 			(host->flags & SDHCI_USE_ADMA))
 			ctrl |= SDHCI_CTRL_ADMA32;
 		else
 			ctrl |= SDHCI_CTRL_SDMA;
+		}
 		sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL);
 	}
 
@@ -925,7 +923,8 @@ static void sdhci_set_transfer_mode(struct sdhci_host *host,
 
 	if (data->flags & MMC_DATA_READ)
 		mode |= SDHCI_TRNS_READ;
-	if (host->flags & SDHCI_REQ_USE_DMA)
+	if ((host->flags & SDHCI_REQ_USE_DMA) &&
+	    !(host->flags & SDHCI_USE_PLATDMA))
 		mode |= SDHCI_TRNS_DMA;
 
 	sdhci_writew(host, mode, SDHCI_TRANSFER_MODE);
@@ -941,13 +940,16 @@ static void sdhci_finish_data(struct sdhci_host *host)
 	host->data = NULL;
 
 	if (host->flags & SDHCI_REQ_USE_DMA) {
-		if (host->flags & SDHCI_USE_ADMA)
-			sdhci_adma_table_post(host, data);
-		else {
+		/* we may have to abandon an ongoing platform DMA */
+		if (host->flags & SDHCI_USE_PLATDMA)
+			sdhci_platdma_reset(host, data);
+
+		if (host->flags & (SDHCI_USE_PLATDMA | SDHCI_USE_SDMA)) {
 			dma_unmap_sg(mmc_dev(host->mmc), data->sg,
 				data->sg_len, (data->flags & MMC_DATA_READ) ?
 					DMA_FROM_DEVICE : DMA_TO_DEVICE);
-		}
+		} else if (host->flags & SDHCI_USE_ADMA)
+                        sdhci_adma_table_post(host, data);
 	}
 
 	/*
@@ -1000,6 +1002,12 @@ void sdhci_send_command(struct sdhci_host *host, struct mmc_command *cmd)
 	if ((cmd->data != NULL) || (cmd->flags & MMC_RSP_BUSY))
 		mask |= SDHCI_DATA_INHIBIT;
 
+	if(host->ops->missing_status && (cmd->opcode == MMC_SEND_STATUS)) {
+		timeout = 5000; // Really obscenely large delay to send the status, due to bug in controller
+				// which might cause the STATUS command to get stuck when a data operation is in flow
+		mask |= SDHCI_DATA_INHIBIT;
+	}
+
 	/* We shouldn't wait for data inihibit for stop commands, even
 	   though they might use busy signaling */
 	if (host->mrq->data && (cmd == host->mrq->data->stop))
@@ -1017,6 +1025,8 @@ void sdhci_send_command(struct sdhci_host *host, struct mmc_command *cmd)
 		timeout--;
 		mdelay(1);
 	}
+	DBG("send cmd %d - wait 0x%X irq 0x%x\n", cmd->opcode, mask,
+	    sdhci_readl(host, SDHCI_INT_STATUS));
 
 	timeout = jiffies;
 	if (!cmd->data && cmd->cmd_timeout_ms > 9000)
@@ -1026,6 +1036,10 @@ void sdhci_send_command(struct sdhci_host *host, struct mmc_command *cmd)
 	mod_timer(&host->timer, timeout);
 
 	host->cmd = cmd;
+	if (host->last_cmdop == MMC_APP_CMD)
+		host->last_cmdop = -cmd->opcode;
+	else
+		host->last_cmdop = cmd->opcode;
 
 	sdhci_prepare_data(host, cmd);
 
@@ -1505,7 +1519,7 @@ static void sdhci_do_set_ios(struct sdhci_host *host, struct mmc_ios *ios)
 	else
 		ctrl &= ~SDHCI_CTRL_HISPD;
 
-	if (host->version >= SDHCI_SPEC_300) {
+	if (host->version >= SDHCI_SPEC_300 && !(host->ops->uhs_broken)) {
 		u16 clk, ctrl_2;
 
 		/* In case of UHS-I modes, set High Speed Enable */
@@ -2204,7 +2218,7 @@ static void sdhci_timeout_timer(unsigned long data)
 
 	if (host->mrq) {
 		pr_err("%s: Timeout waiting for hardware "
-			"interrupt.\n", mmc_hostname(host->mmc));
+			"interrupt - cmd%d.\n", mmc_hostname(host->mmc), host->last_cmdop);
 		sdhci_dumpregs(host);
 
 		if (host->data) {
@@ -2249,10 +2263,13 @@ static void sdhci_cmd_irq(struct sdhci_host *host, u32 intmask)
 	BUG_ON(intmask == 0);
 
 	if (!host->cmd) {
+		if (!(host->ops->extra_ints)) {
 		pr_err("%s: Got command interrupt 0x%08x even "
 			"though no command operation was in progress.\n",
 			mmc_hostname(host->mmc), (unsigned)intmask);
 		sdhci_dumpregs(host);
+		} else
+			DBG("cmd irq 0x%08x cmd complete\n", (unsigned)intmask);
 		return;
 	}
 
@@ -2322,6 +2339,19 @@ static void sdhci_show_adma_error(struct sdhci_host *host)
 static void sdhci_show_adma_error(struct sdhci_host *host) { }
 #endif
 
+static void sdhci_data_end(struct sdhci_host *host)
+{
+	if (host->cmd) {
+		/*
+		 * Data managed to finish before the
+		 * command completed. Make sure we do
+		 * things in the proper order.
+		 */
+		host->data_early = 1;
+	} else
+		sdhci_finish_data(host);
+}
+
 static void sdhci_data_irq(struct sdhci_host *host, u32 intmask)
 {
 	u32 command;
@@ -2351,23 +2381,39 @@ static void sdhci_data_irq(struct sdhci_host *host, u32 intmask)
 			}
 		}
 
+		if (!(host->ops->extra_ints)) {
 		pr_err("%s: Got data interrupt 0x%08x even "
 			"though no data operation was in progress.\n",
 			mmc_hostname(host->mmc), (unsigned)intmask);
 		sdhci_dumpregs(host);
+		} else
+			DBG("data irq 0x%08x but no data\n", (unsigned)intmask);
 
 		return;
 	}
 
 	if (intmask & SDHCI_INT_DATA_TIMEOUT)
 		host->data->error = -ETIMEDOUT;
-	else if (intmask & SDHCI_INT_DATA_END_BIT)
+	else if (intmask & SDHCI_INT_DATA_END_BIT) {
+		DBG("end error in cmd %d\n", host->last_cmdop);
+		if (host->ops->spurious_crc_acmd51 &&
+		    host->last_cmdop == -SD_APP_SEND_SCR) {
+			DBG("ignoring spurious data_end_bit error\n");
+			intmask = SDHCI_INT_DATA_AVAIL|SDHCI_INT_DATA_END;
+		} else
 		host->data->error = -EILSEQ;
-	else if ((intmask & SDHCI_INT_DATA_CRC) &&
+	} else if ((intmask & SDHCI_INT_DATA_CRC) &&
 		SDHCI_GET_CMD(sdhci_readw(host, SDHCI_COMMAND))
-			!= MMC_BUS_TEST_R)
+			!= MMC_BUS_TEST_R) {
+		DBG("crc error in cmd %d\n", host->last_cmdop);
+		if (host->ops->spurious_crc_acmd51 &&
+				host->last_cmdop == -SD_APP_SEND_SCR) {
+			DBG("ignoring spurious data_crc_bit error\n");
+			intmask = SDHCI_INT_DATA_AVAIL|SDHCI_INT_DATA_END;
+		} else {
 		host->data->error = -EILSEQ;
-	else if (intmask & SDHCI_INT_ADMA_ERROR) {
+		}
+	} else if (intmask & SDHCI_INT_ADMA_ERROR) {
 		pr_err("%s: ADMA error\n", mmc_hostname(host->mmc));
 		sdhci_show_adma_error(host);
 		host->data->error = -EIO;
@@ -2375,11 +2421,18 @@ static void sdhci_data_irq(struct sdhci_host *host, u32 intmask)
 			host->ops->adma_workaround(host, intmask);
 	}
 
-	if (host->data->error)
+	if (host->data->error) {
+		DBG("finish request early on error %d\n", host->data->error);
 		sdhci_finish_data(host);
-	else {
-		if (intmask & (SDHCI_INT_DATA_AVAIL | SDHCI_INT_SPACE_AVAIL))
-			sdhci_transfer_pio(host);
+	} else {
+		if (intmask & (SDHCI_INT_DATA_AVAIL | SDHCI_INT_SPACE_AVAIL)) {
+			if (host->flags & SDHCI_REQ_USE_DMA) {
+				/* possible only in PLATDMA mode */
+				sdhci_platdma_avail(host, &intmask,
+						&sdhci_data_end);
+			} else
+				sdhci_transfer_pio(host, intmask);
+		}
 
 		/*
 		 * We currently don't do anything fancy with DMA
@@ -2408,18 +2461,8 @@ static void sdhci_data_irq(struct sdhci_host *host, u32 intmask)
 			sdhci_writel(host, dmanow, SDHCI_DMA_ADDRESS);
 		}
 
-		if (intmask & SDHCI_INT_DATA_END) {
-			if (host->cmd) {
-				/*
-				 * Data managed to finish before the
-				 * command completed. Make sure we do
-				 * things in the proper order.
-				 */
-				host->data_early = 1;
-			} else {
-				sdhci_finish_data(host);
-			}
-		}
+		if (intmask & SDHCI_INT_DATA_END)
+			sdhci_data_end(host);
 	}
 }
 
@@ -2475,6 +2518,22 @@ again:
 		tasklet_schedule(&host->card_tasklet);
 	}
 
+	if (intmask & SDHCI_INT_ERROR_MASK & ~SDHCI_INT_ERROR)
+		DBG("controller reports error 0x%x -"
+				"%s%s%s%s%s%s%s%s%s%s",
+				intmask,
+				intmask & SDHCI_INT_TIMEOUT? " timeout": "",
+				intmask & SDHCI_INT_CRC     ? " crc": "",
+				intmask & SDHCI_INT_END_BIT? " endbit": "",
+				intmask & SDHCI_INT_INDEX? " index": "",
+				intmask & SDHCI_INT_DATA_TIMEOUT? " data_timeout": "",
+				intmask & SDHCI_INT_DATA_CRC? " data_crc": "",
+				intmask & SDHCI_INT_DATA_END_BIT? " data_endbit": "",
+				intmask & SDHCI_INT_BUS_POWER? " buspower": "",
+				intmask & SDHCI_INT_ACMD12ERR? " acmd12": "",
+				intmask & SDHCI_INT_ADMA_ERROR? " adma": ""
+		   );
+
 	if (intmask & SDHCI_INT_CMD_MASK) {
 		sdhci_writel(host, intmask & SDHCI_INT_CMD_MASK,
 			SDHCI_INT_STATUS);
@@ -2489,7 +2548,13 @@ again:
 
 	intmask &= ~(SDHCI_INT_CMD_MASK | SDHCI_INT_DATA_MASK);
 
-	intmask &= ~SDHCI_INT_ERROR;
+	if (intmask & SDHCI_INT_ERROR_MASK) {
+		/* collect any uncovered errors */
+		sdhci_writel(host, intmask & SDHCI_INT_ERROR_MASK,
+				SDHCI_INT_STATUS);
+	}
+
+	intmask &= ~SDHCI_INT_ERROR_MASK;
 
 	if (intmask & SDHCI_INT_BUS_POWER) {
 		pr_err("%s: Card is consuming too much power!\n",
@@ -2602,7 +2667,8 @@ int sdhci_resume_host(struct sdhci_host *host)
 {
 	int ret = 0;
 
-	if (host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA)) {
+	if (host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA |
+			   SDHCI_USE_PLATDMA)) {
 		if (host->ops->enable_dma)
 			host->ops->enable_dma(host);
 	}
@@ -2833,14 +2899,16 @@ int sdhci_add_host(struct sdhci_host *host)
 		host->flags &= ~SDHCI_USE_ADMA;
 	}
 
-	if (host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA)) {
+	if (host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA |
+			   SDHCI_USE_PLATDMA)) {
 		if (host->ops->enable_dma) {
 			if (host->ops->enable_dma(host)) {
 				pr_warning("%s: No suitable DMA "
 					"available. Falling back to PIO.\n",
 					mmc_hostname(mmc));
 				host->flags &=
-					~(SDHCI_USE_SDMA | SDHCI_USE_ADMA);
+					~(SDHCI_USE_SDMA | SDHCI_USE_ADMA |
+					  SDHCI_USE_PLATDMA);
 			}
 		}
 	}
@@ -3266,6 +3334,7 @@ int sdhci_add_host(struct sdhci_host *host)
 
 	pr_info("%s: SDHCI controller on %s [%s] using %s\n",
 		mmc_hostname(mmc), host->hw_name, dev_name(mmc_dev(mmc)),
+		(host->flags & SDHCI_USE_PLATDMA) ? "platform's DMA" :
 		(host->flags & SDHCI_USE_ADMA) ? "ADMA" :
 		(host->flags & SDHCI_USE_SDMA) ? "DMA" : "PIO");
 
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 0a3ed01..6857875 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -290,6 +290,20 @@ struct sdhci_ops {
 	void	(*platform_reset_exit)(struct sdhci_host *host, u8 mask);
 	int	(*platform_execute_tuning)(struct sdhci_host *host, u32 opcode);
 	int	(*set_uhs_signaling)(struct sdhci_host *host, unsigned int uhs);
+
+	int             (*pdma_able)(struct sdhci_host *host,
+				     struct mmc_data *data);
+	void            (*pdma_avail)(struct sdhci_host *host,
+				      unsigned int *ref_intmask,
+				      void(*complete)(struct sdhci_host *));
+	void            (*pdma_reset)(struct sdhci_host *host,
+				      struct mmc_data *data);
+	unsigned int 	(*extra_ints)(struct sdhci_host *host);
+	unsigned int	(*spurious_crc_acmd51)(struct sdhci_host *host);
+	unsigned int	(*voltage_broken)(struct sdhci_host *host);
+	unsigned int	(*uhs_broken)(struct sdhci_host *host);
+	unsigned int	(*missing_status)(struct sdhci_host *host);
+
 	void	(*hw_reset)(struct sdhci_host *host);
 	void	(*platform_suspend)(struct sdhci_host *host);
 	void	(*platform_resume)(struct sdhci_host *host);
@@ -403,6 +417,29 @@ extern int sdhci_resume_host(struct sdhci_host *host);
 extern void sdhci_enable_irq_wakeups(struct sdhci_host *host);
 #endif
 
+static inline int /*bool*/
+sdhci_platdma_dmaable(struct sdhci_host *host, struct mmc_data *data)
+{
+	if (host->ops->pdma_able)
+		return host->ops->pdma_able(host, data);
+	else
+		return 1;
+}
+static inline void
+sdhci_platdma_avail(struct sdhci_host *host, unsigned int *ref_intmask,
+		void(*completion_callback)(struct sdhci_host *))
+{
+	if (host->ops->pdma_avail)
+		host->ops->pdma_avail(host, ref_intmask, completion_callback);
+}
+
+static inline void
+sdhci_platdma_reset(struct sdhci_host *host, struct mmc_data *data)
+{
+	if (host->ops->pdma_reset)
+		host->ops->pdma_reset(host, data);
+}
+
 #ifdef CONFIG_PM_RUNTIME
 extern int sdhci_runtime_suspend_host(struct sdhci_host *host);
 extern int sdhci_runtime_resume_host(struct sdhci_host *host);
diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index b569011..76fa055 100644
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -84,7 +84,7 @@ struct vendor_data {
 
 static unsigned int get_fifosize_arm(struct amba_device *dev)
 {
-	return amba_rev(dev) < 3 ? 16 : 32;
+	return 16; //TODO: fix: amba_rev(dev) < 3 ? 16 : 32;
 }
 
 static struct vendor_data vendor_arm = {
diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h
index 362927c4..e23fffb 100644
--- a/include/linux/mmc/sdhci.h
+++ b/include/linux/mmc/sdhci.h
@@ -133,6 +133,7 @@ struct sdhci_host {
 #define SDHCI_SDIO_IRQ_ENABLED	(1<<9)	/* SDIO irq enabled */
 #define SDHCI_SDR104_NEEDS_TUNING (1<<10)	/* SDR104/HS200 needs tuning */
 #define SDHCI_USING_RETUNING_TIMER (1<<11)	/* Host is using a retuning timer for the card */
+#define SDHCI_USE_PLATDMA       (1<<12) /* Host uses 3rd party DMA */
 
 	unsigned int version;	/* SDHCI spec. version */
 
@@ -148,6 +149,7 @@ struct sdhci_host {
 
 	struct mmc_request *mrq;	/* Current request */
 	struct mmc_command *cmd;	/* Current command */
+	int	last_cmdop;	/* Opcode of last cmd sent */
 	struct mmc_data *data;	/* Current data request */
 	unsigned int data_early:1;	/* Data finished before cmd */
 
-- 
1.9.1
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-06 14:22:17 +0000