92 files changed, 2590 insertions, 696 deletions

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index dfba81719dec..fae42da7468d 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -127,6 +127,12 @@ config PPC_83xx
         select 83xx
         select PPC_FPU
 
+config PPC_85xx
+        bool "Freescale 85xx"
+        select E500
+        select FSL_SOC
+        select 85xx
+
 config 40x
         bool "AMCC 40x"
 
@@ -139,8 +145,6 @@ config 8xx
 config E200
         bool "Freescale e200"
 
-config E500
-        bool "Freescale e500"
 endchoice
 
 config POWER4_ONLY
@@ -168,6 +172,13 @@ config 6xx
 config 83xx
         bool
 
+# this is temp to handle compat with arch=ppc
+config 85xx
+        bool
+
+config E500
+        bool
+
 config PPC_FPU
         bool
         default y if PPC64
@@ -217,6 +228,7 @@ config ALTIVEC
 config SPE
         bool "SPE Support"
         depends on E200 || E500
+        default y
         ---help---
           This option enables kernel support for the Signal Processing
           Extensions (SPE) to the PowerPC processor. The kernel currently
@@ -238,6 +250,21 @@ config PPC_STD_MMU_32
         def_bool y
         depends on PPC_STD_MMU && PPC32
 
+config VIRT_CPU_ACCOUNTING
+        bool "Deterministic task and CPU time accounting"
+        depends on PPC64
+        default y
+        help
+          Select this option to enable more accurate task and CPU time
+          accounting.  This is done by reading a CPU counter on each
+          kernel entry and exit and on transitions within the kernel
+          between system, softirq and hardirq state, so there is a
+          small performance impact.  This also enables accounting of
+          stolen time on logically-partitioned systems running on
+          IBM POWER5-based machines.
+
+          If in doubt, say Y here.
+
 config SMP
         depends on PPC_STD_MMU
         bool "Symmetric multi-processing support"
@@ -734,13 +761,12 @@ config GENERIC_ISA_DMA
 
 config PPC_I8259
         bool
-        default y if 85xx
         default n
 
 config PPC_INDIRECT_PCI
         bool
         depends on PCI
-        default y if 40x || 44x || 85xx
+        default y if 40x || 44x
         default n
 
 config EISA
@@ -757,8 +783,8 @@ config MCA
         bool
 
 config PCI
-        bool "PCI support" if 40x || CPM2 || PPC_83xx || 85xx || PPC_MPC52xx || (EMBEDDED && PPC_ISERIES)
-        default y if !40x && !CPM2 && !8xx && !APUS && !PPC_83xx && !85xx
+        bool "PCI support" if 40x || CPM2 || PPC_83xx || PPC_85xx || PPC_MPC52xx || (EMBEDDED && PPC_ISERIES)
+        default y if !40x && !CPM2 && !8xx && !APUS && !PPC_83xx && !PPC_85xx
         default PCI_PERMEDIA if !4xx && !CPM2 && !8xx && APUS
         default PCI_QSPAN if !4xx && !CPM2 && 8xx
         help
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 5500ab55d042..a3fc7a23158f 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -148,7 +148,7 @@ all: $(KBUILD_IMAGE)
 
 CPPFLAGS_vmlinux.lds    := -Upowerpc
 
-BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd vmlinux.sm uImage
+BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd vmlinux.sm uImage vmlinux.bin
 
 .PHONY: $(BOOT_TARGETS)
 
diff --git a/arch/powerpc/boot/install.sh b/arch/powerpc/boot/install.sh
index eacce9590816..b002bfd56786 100644
--- a/arch/powerpc/boot/install.sh
+++ b/arch/powerpc/boot/install.sh
@@ -1,7 +1,5 @@
 #!/bin/sh
 #
-# arch/ppc64/boot/install.sh
-#
 # This file is subject to the terms and conditions of the GNU General Public
 # License.  See the file "COPYING" in the main directory of this archive
 # for more details.
diff --git a/arch/powerpc/boot/main.c b/arch/powerpc/boot/main.c
index 55ec59867250..816446f0e497 100644
--- a/arch/powerpc/boot/main.c
+++ b/arch/powerpc/boot/main.c
@@ -152,7 +152,7 @@ static int is_elf64(void *hdr)
         elf64ph = (Elf64_Phdr *)((unsigned long)elf64 +
                                  (unsigned long)elf64->e_phoff);
         for (i = 0; i < (unsigned int)elf64->e_phnum; i++, elf64ph++)
-                if (elf64ph->p_type == PT_LOAD && elf64ph->p_offset != 0)
+                if (elf64ph->p_type == PT_LOAD)
                         break;
         if (i >= (unsigned int)elf64->e_phnum)
                 return 0;
@@ -193,7 +193,7 @@ static int is_elf32(void *hdr)
         elf32 = (Elf32_Ehdr *)elfheader;
         elf32ph = (Elf32_Phdr *) ((unsigned long)elf32 + elf32->e_phoff);
         for (i = 0; i < elf32->e_phnum; i++, elf32ph++)
-                if (elf32ph->p_type == PT_LOAD && elf32ph->p_offset != 0)
+                if (elf32ph->p_type == PT_LOAD)
                         break;
         if (i >= elf32->e_phnum)
                 return 0;
diff --git a/arch/powerpc/configs/mpc8540_ads_defconfig b/arch/powerpc/configs/mpc8540_ads_defconfig
new file mode 100644
index 000000000000..2a8290ee15c6
--- /dev/null
+++ b/arch/powerpc/configs/mpc8540_ads_defconfig
@@ -0,0 +1,721 @@
+#
+# Automatically generated make config: don't edit
+# Linux kernel version: 
+# Sat Jan 14 15:57:54 2006
+#
+# CONFIG_PPC64 is not set
+CONFIG_PPC32=y
+CONFIG_PPC_MERGE=y
+CONFIG_MMU=y
+CONFIG_GENERIC_HARDIRQS=y
+CONFIG_RWSEM_XCHGADD_ALGORITHM=y
+CONFIG_GENERIC_CALIBRATE_DELAY=y
+CONFIG_PPC=y
+CONFIG_EARLY_PRINTK=y
+CONFIG_GENERIC_NVRAM=y
+CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
+CONFIG_ARCH_MAY_HAVE_PC_FDC=y
+CONFIG_PPC_OF=y
+CONFIG_PPC_UDBG_16550=y
+# CONFIG_GENERIC_TBSYNC is not set
+
+#
+# Processor support
+#
+# CONFIG_CLASSIC32 is not set
+# CONFIG_PPC_52xx is not set
+# CONFIG_PPC_82xx is not set
+# CONFIG_PPC_83xx is not set
+CONFIG_PPC_85xx=y
+# CONFIG_40x is not set
+# CONFIG_44x is not set
+# CONFIG_8xx is not set
+# CONFIG_E200 is not set
+CONFIG_85xx=y
+CONFIG_E500=y
+CONFIG_BOOKE=y
+CONFIG_FSL_BOOKE=y
+# CONFIG_PHYS_64BIT is not set
+CONFIG_SPE=y
+
+#
+# Code maturity level options
+#
+CONFIG_EXPERIMENTAL=y
+CONFIG_CLEAN_COMPILE=y
+CONFIG_BROKEN_ON_SMP=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
+
+#
+# General setup
+#
+CONFIG_LOCALVERSION=""
+CONFIG_LOCALVERSION_AUTO=y
+CONFIG_SWAP=y
+CONFIG_SYSVIPC=y
+# CONFIG_POSIX_MQUEUE is not set
+# CONFIG_BSD_PROCESS_ACCT is not set
+CONFIG_SYSCTL=y
+# CONFIG_AUDIT is not set
+# CONFIG_IKCONFIG is not set
+CONFIG_INITRAMFS_SOURCE=""
+# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
+CONFIG_EMBEDDED=y
+CONFIG_KALLSYMS=y
+# CONFIG_KALLSYMS_ALL is not set
+# CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_HOTPLUG=y
+CONFIG_PRINTK=y
+CONFIG_BUG=y
+CONFIG_ELF_CORE=y
+CONFIG_BASE_FULL=y
+CONFIG_FUTEX=y
+CONFIG_EPOLL=y
+CONFIG_SHMEM=y
+CONFIG_CC_ALIGN_FUNCTIONS=0
+CONFIG_CC_ALIGN_LABELS=0
+CONFIG_CC_ALIGN_LOOPS=0
+CONFIG_CC_ALIGN_JUMPS=0
+CONFIG_SLAB=y
+# CONFIG_TINY_SHMEM is not set
+CONFIG_BASE_SMALL=0
+# CONFIG_SLOB is not set
+
+#
+# Loadable module support
+#
+# CONFIG_MODULES is not set
+
+#
+# Block layer
+#
+# CONFIG_LBD is not set
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+CONFIG_DEFAULT_AS=y
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="anticipatory"
+CONFIG_MPIC=y
+# CONFIG_WANT_EARLY_SERIAL is not set
+
+#
+# Platform support
+#
+CONFIG_MPC8540_ADS=y
+CONFIG_MPC8540=y
+CONFIG_PPC_INDIRECT_PCI_BE=y
+
+#
+# Kernel options
+#
+# CONFIG_HIGHMEM is not set
+# CONFIG_HZ_100 is not set
+CONFIG_HZ_250=y
+# CONFIG_HZ_1000 is not set
+CONFIG_HZ=250
+CONFIG_PREEMPT_NONE=y
+# CONFIG_PREEMPT_VOLUNTARY is not set
+# CONFIG_PREEMPT is not set
+CONFIG_BINFMT_ELF=y
+CONFIG_BINFMT_MISC=y
+CONFIG_MATH_EMULATION=y
+CONFIG_ARCH_FLATMEM_ENABLE=y
+CONFIG_SELECT_MEMORY_MODEL=y
+CONFIG_FLATMEM_MANUAL=y
+# CONFIG_DISCONTIGMEM_MANUAL is not set
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM=y
+CONFIG_FLAT_NODE_MEM_MAP=y
+# CONFIG_SPARSEMEM_STATIC is not set
+CONFIG_SPLIT_PTLOCK_CPUS=4
+CONFIG_PROC_DEVICETREE=y
+# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_PM is not set
+# CONFIG_SOFTWARE_SUSPEND is not set
+# CONFIG_SECCOMP is not set
+CONFIG_ISA_DMA_API=y
+
+#
+# Bus options
+#
+# CONFIG_PPC_I8259 is not set
+CONFIG_PPC_INDIRECT_PCI=y
+CONFIG_FSL_SOC=y
+# CONFIG_PCI is not set
+# CONFIG_PCI_DOMAINS is not set
+
+#
+# PCCARD (PCMCIA/CardBus) support
+#
+# CONFIG_PCCARD is not set
+
+#
+# PCI Hotplug Support
+#
+
+#
+# Advanced setup
+#
+# CONFIG_ADVANCED_OPTIONS is not set
+
+#
+# Default settings for advanced configuration options are used
+#
+CONFIG_HIGHMEM_START=0xfe000000
+CONFIG_LOWMEM_SIZE=0x30000000
+CONFIG_KERNEL_START=0xc0000000
+CONFIG_TASK_SIZE=0x80000000
+CONFIG_BOOT_LOAD=0x00800000
+
+#
+# Networking
+#
+CONFIG_NET=y
+
+#
+# Networking options
+#
+CONFIG_PACKET=y
+# CONFIG_PACKET_MMAP is not set
+CONFIG_UNIX=y
+# CONFIG_NET_KEY is not set
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+# CONFIG_IP_ADVANCED_ROUTER is not set
+CONFIG_IP_FIB_HASH=y
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_IP_PNP_BOOTP=y
+# CONFIG_IP_PNP_RARP is not set
+# CONFIG_NET_IPIP is not set
+# CONFIG_NET_IPGRE is not set
+# CONFIG_IP_MROUTE is not set
+# CONFIG_ARPD is not set
+CONFIG_SYN_COOKIES=y
+# CONFIG_INET_AH is not set
+# CONFIG_INET_ESP is not set
+# CONFIG_INET_IPCOMP is not set
+# CONFIG_INET_TUNNEL is not set
+CONFIG_INET_DIAG=y
+CONFIG_INET_TCP_DIAG=y
+# CONFIG_TCP_CONG_ADVANCED is not set
+CONFIG_TCP_CONG_BIC=y
+# CONFIG_IPV6 is not set
+# CONFIG_NETFILTER is not set
+
+#
+# DCCP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_DCCP is not set
+
+#
+# SCTP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_SCTP is not set
+# CONFIG_ATM is not set
+# CONFIG_BRIDGE is not set
+# CONFIG_VLAN_8021Q is not set
+# CONFIG_DECNET is not set
+# CONFIG_LLC2 is not set
+# CONFIG_IPX is not set
+# CONFIG_ATALK is not set
+# CONFIG_X25 is not set
+# CONFIG_LAPB is not set
+
+#
+# TIPC Configuration (EXPERIMENTAL)
+#
+# CONFIG_TIPC is not set
+# CONFIG_NET_DIVERT is not set
+# CONFIG_ECONET is not set
+# CONFIG_WAN_ROUTER is not set
+
+#
+# QoS and/or fair queueing
+#
+# CONFIG_NET_SCHED is not set
+
+#
+# Network testing
+#
+# CONFIG_NET_PKTGEN is not set
+# CONFIG_HAMRADIO is not set
+# CONFIG_IRDA is not set
+# CONFIG_BT is not set
+# CONFIG_IEEE80211 is not set
+
+#
+# Device Drivers
+#
+
+#
+# Generic Driver Options
+#
+CONFIG_STANDALONE=y
+CONFIG_PREVENT_FIRMWARE_BUILD=y
+# CONFIG_FW_LOADER is not set
+# CONFIG_DEBUG_DRIVER is not set
+
+#
+# Connector - unified userspace <-> kernelspace linker
+#
+# CONFIG_CONNECTOR is not set
+
+#
+# Memory Technology Devices (MTD)
+#
+# CONFIG_MTD is not set
+
+#
+# Parallel port support
+#
+# CONFIG_PARPORT is not set
+
+#
+# Plug and Play support
+#
+
+#
+# Block devices
+#
+# CONFIG_BLK_DEV_FD is not set
+# CONFIG_BLK_DEV_COW_COMMON is not set
+CONFIG_BLK_DEV_LOOP=y
+# CONFIG_BLK_DEV_CRYPTOLOOP is not set
+# CONFIG_BLK_DEV_NBD is not set
+CONFIG_BLK_DEV_RAM=y
+CONFIG_BLK_DEV_RAM_COUNT=16
+CONFIG_BLK_DEV_RAM_SIZE=32768
+CONFIG_BLK_DEV_INITRD=y
+# CONFIG_CDROM_PKTCDVD is not set
+# CONFIG_ATA_OVER_ETH is not set
+
+#
+# ATA/ATAPI/MFM/RLL support
+#
+# CONFIG_IDE is not set
+
+#
+# SCSI device support
+#
+# CONFIG_RAID_ATTRS is not set
+# CONFIG_SCSI is not set
+
+#
+# Multi-device support (RAID and LVM)
+#
+# CONFIG_MD is not set
+
+#
+# Fusion MPT device support
+#
+# CONFIG_FUSION is not set
+
+#
+# IEEE 1394 (FireWire) support
+#
+
+#
+# I2O device support
+#
+
+#
+# Macintosh device drivers
+#
+# CONFIG_WINDFARM is not set
+
+#
+# Network device support
+#
+CONFIG_NETDEVICES=y
+# CONFIG_DUMMY is not set
+# CONFIG_BONDING is not set
+# CONFIG_EQUALIZER is not set
+# CONFIG_TUN is not set
+
+#
+# PHY device support
+#
+CONFIG_PHYLIB=y
+
+#
+# MII PHY device drivers
+#
+# CONFIG_MARVELL_PHY is not set
+# CONFIG_DAVICOM_PHY is not set
+# CONFIG_QSEMI_PHY is not set
+# CONFIG_LXT_PHY is not set
+# CONFIG_CICADA_PHY is not set
+
+#
+# Ethernet (10 or 100Mbit)
+#
+CONFIG_NET_ETHERNET=y
+CONFIG_MII=y
+
+#
+# Ethernet (1000 Mbit)
+#
+CONFIG_GIANFAR=y
+CONFIG_GFAR_NAPI=y
+
+#
+# Ethernet (10000 Mbit)
+#
+
+#
+# Token Ring devices
+#
+
+#
+# Wireless LAN (non-hamradio)
+#
+# CONFIG_NET_RADIO is not set
+
+#
+# Wan interfaces
+#
+# CONFIG_WAN is not set
+# CONFIG_PPP is not set
+# CONFIG_SLIP is not set
+# CONFIG_SHAPER is not set
+# CONFIG_NETCONSOLE is not set
+# CONFIG_NETPOLL is not set
+# CONFIG_NET_POLL_CONTROLLER is not set
+
+#
+# ISDN subsystem
+#
+# CONFIG_ISDN is not set
+
+#
+# Telephony Support
+#
+# CONFIG_PHONE is not set
+
+#
+# Input device support
+#
+CONFIG_INPUT=y
+
+#
+# Userland interfaces
+#
+# CONFIG_INPUT_MOUSEDEV is not set
+# CONFIG_INPUT_JOYDEV is not set
+# CONFIG_INPUT_TSDEV is not set
+# CONFIG_INPUT_EVDEV is not set
+# CONFIG_INPUT_EVBUG is not set
+
+#
+# Input Device Drivers
+#
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+# CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TOUCHSCREEN is not set
+# CONFIG_INPUT_MISC is not set
+
+#
+# Hardware I/O ports
+#
+# CONFIG_SERIO is not set
+# CONFIG_GAMEPORT is not set
+
+#
+# Character devices
+#
+# CONFIG_VT is not set
+# CONFIG_SERIAL_NONSTANDARD is not set
+
+#
+# Serial drivers
+#
+CONFIG_SERIAL_8250=y
+CONFIG_SERIAL_8250_CONSOLE=y
+CONFIG_SERIAL_8250_NR_UARTS=4
+CONFIG_SERIAL_8250_RUNTIME_UARTS=4
+# CONFIG_SERIAL_8250_EXTENDED is not set
+
+#
+# Non-8250 serial port support
+#
+CONFIG_SERIAL_CORE=y
+CONFIG_SERIAL_CORE_CONSOLE=y
+CONFIG_UNIX98_PTYS=y
+CONFIG_LEGACY_PTYS=y
+CONFIG_LEGACY_PTY_COUNT=256
+
+#
+# IPMI
+#
+# CONFIG_IPMI_HANDLER is not set
+
+#
+# Watchdog Cards
+#
+# CONFIG_WATCHDOG is not set
+# CONFIG_NVRAM is not set
+CONFIG_GEN_RTC=y
+# CONFIG_GEN_RTC_X is not set
+# CONFIG_DTLK is not set
+# CONFIG_R3964 is not set
+
+#
+# Ftape, the floppy tape device driver
+#
+# CONFIG_AGP is not set
+# CONFIG_RAW_DRIVER is not set
+
+#
+# TPM devices
+#
+# CONFIG_TCG_TPM is not set
+# CONFIG_TELCLOCK is not set
+
+#
+# I2C support
+#
+# CONFIG_I2C is not set
+
+#
+# Dallas's 1-wire bus
+#
+# CONFIG_W1 is not set
+
+#
+# Hardware Monitoring support
+#
+CONFIG_HWMON=y
+# CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Misc devices
+#
+
+#
+# Multimedia Capabilities Port drivers
+#
+
+#
+# Multimedia devices
+#
+# CONFIG_VIDEO_DEV is not set
+
+#
+# Digital Video Broadcasting Devices
+#
+# CONFIG_DVB is not set
+
+#
+# Graphics support
+#
+# CONFIG_FB is not set
+
+#
+# Sound
+#
+# CONFIG_SOUND is not set
+
+#
+# USB support
+#
+# CONFIG_USB_ARCH_HAS_HCD is not set
+# CONFIG_USB_ARCH_HAS_OHCI is not set
+
+#
+# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+#
+
+#
+# USB Gadget Support
+#
+# CONFIG_USB_GADGET is not set
+
+#
+# MMC/SD Card support
+#
+# CONFIG_MMC is not set
+
+#
+# InfiniBand support
+#
+
+#
+# SN Devices
+#
+
+#
+# File systems
+#
+CONFIG_EXT2_FS=y
+# CONFIG_EXT2_FS_XATTR is not set
+# CONFIG_EXT2_FS_XIP is not set
+CONFIG_EXT3_FS=y
+CONFIG_EXT3_FS_XATTR=y
+# CONFIG_EXT3_FS_POSIX_ACL is not set
+# CONFIG_EXT3_FS_SECURITY is not set
+CONFIG_JBD=y
+# CONFIG_JBD_DEBUG is not set
+CONFIG_FS_MBCACHE=y
+# CONFIG_REISERFS_FS is not set
+# CONFIG_JFS_FS is not set
+# CONFIG_FS_POSIX_ACL is not set
+# CONFIG_XFS_FS is not set
+# CONFIG_OCFS2_FS is not set
+# CONFIG_MINIX_FS is not set
+# CONFIG_ROMFS_FS is not set
+CONFIG_INOTIFY=y
+# CONFIG_QUOTA is not set
+CONFIG_DNOTIFY=y
+# CONFIG_AUTOFS_FS is not set
+# CONFIG_AUTOFS4_FS is not set
+# CONFIG_FUSE_FS is not set
+
+#
+# CD-ROM/DVD Filesystems
+#
+# CONFIG_ISO9660_FS is not set
+# CONFIG_UDF_FS is not set
+
+#
+# DOS/FAT/NT Filesystems
+#
+# CONFIG_MSDOS_FS is not set
+# CONFIG_VFAT_FS is not set
+# CONFIG_NTFS_FS is not set
+
+#
+# Pseudo filesystems
+#
+CONFIG_PROC_FS=y
+CONFIG_PROC_KCORE=y
+CONFIG_SYSFS=y
+CONFIG_TMPFS=y
+# CONFIG_HUGETLB_PAGE is not set
+CONFIG_RAMFS=y
+# CONFIG_RELAYFS_FS is not set
+# CONFIG_CONFIGFS_FS is not set
+
+#
+# Miscellaneous filesystems
+#
+# CONFIG_ADFS_FS is not set
+# CONFIG_AFFS_FS is not set
+# CONFIG_HFS_FS is not set
+# CONFIG_HFSPLUS_FS is not set
+# CONFIG_BEFS_FS is not set
+# CONFIG_BFS_FS is not set
+# CONFIG_EFS_FS is not set
+# CONFIG_CRAMFS is not set
+# CONFIG_VXFS_FS is not set
+# CONFIG_HPFS_FS is not set
+# CONFIG_QNX4FS_FS is not set
+# CONFIG_SYSV_FS is not set
+# CONFIG_UFS_FS is not set
+
+#
+# Network File Systems
+#
+CONFIG_NFS_FS=y
+# CONFIG_NFS_V3 is not set
+# CONFIG_NFS_V4 is not set
+# CONFIG_NFS_DIRECTIO is not set
+# CONFIG_NFSD is not set
+CONFIG_ROOT_NFS=y
+CONFIG_LOCKD=y
+CONFIG_NFS_COMMON=y
+CONFIG_SUNRPC=y
+# CONFIG_RPCSEC_GSS_KRB5 is not set
+# CONFIG_RPCSEC_GSS_SPKM3 is not set
+# CONFIG_SMB_FS is not set
+# CONFIG_CIFS is not set
+# CONFIG_NCP_FS is not set
+# CONFIG_CODA_FS is not set
+# CONFIG_AFS_FS is not set
+# CONFIG_9P_FS is not set
+
+#
+# Partition Types
+#
+CONFIG_PARTITION_ADVANCED=y
+# CONFIG_ACORN_PARTITION is not set
+# CONFIG_OSF_PARTITION is not set
+# CONFIG_AMIGA_PARTITION is not set
+# CONFIG_ATARI_PARTITION is not set
+# CONFIG_MAC_PARTITION is not set
+# CONFIG_MSDOS_PARTITION is not set
+# CONFIG_LDM_PARTITION is not set
+# CONFIG_SGI_PARTITION is not set
+# CONFIG_ULTRIX_PARTITION is not set
+# CONFIG_SUN_PARTITION is not set
+# CONFIG_EFI_PARTITION is not set
+
+#
+# Native Language Support
+#
+# CONFIG_NLS is not set
+
+#
+# Library routines
+#
+# CONFIG_CRC_CCITT is not set
+# CONFIG_CRC16 is not set
+CONFIG_CRC32=y
+# CONFIG_LIBCRC32C is not set
+
+#
+# Instrumentation Support
+#
+# CONFIG_PROFILING is not set
+
+#
+# Kernel hacking
+#
+# CONFIG_PRINTK_TIME is not set
+# CONFIG_MAGIC_SYSRQ is not set
+CONFIG_DEBUG_KERNEL=y
+CONFIG_LOG_BUF_SHIFT=14
+CONFIG_DETECT_SOFTLOCKUP=y
+# CONFIG_SCHEDSTATS is not set
+# CONFIG_DEBUG_SLAB is not set
+CONFIG_DEBUG_MUTEXES=y
+# CONFIG_DEBUG_SPINLOCK is not set
+# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
+# CONFIG_DEBUG_KOBJECT is not set
+# CONFIG_DEBUG_INFO is not set
+# CONFIG_DEBUG_FS is not set
+# CONFIG_DEBUG_VM is not set
+# CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_DEBUGGER is not set
+# CONFIG_BDI_SWITCH is not set
+# CONFIG_BOOTX_TEXT is not set
+# CONFIG_PPC_EARLY_DEBUG_LPAR is not set
+# CONFIG_PPC_EARLY_DEBUG_G5 is not set
+# CONFIG_PPC_EARLY_DEBUG_RTAS is not set
+# CONFIG_PPC_EARLY_DEBUG_MAPLE is not set
+# CONFIG_PPC_EARLY_DEBUG_ISERIES is not set
+
+#
+# Security options
+#
+# CONFIG_KEYS is not set
+# CONFIG_SECURITY is not set
+
+#
+# Cryptographic options
+#
+# CONFIG_CRYPTO is not set
+
+#
+# Hardware crypto devices
+#
diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c
index c9a660e4c2db..882889b15926 100644
--- a/arch/powerpc/kernel/asm-offsets.c
+++ b/arch/powerpc/kernel/asm-offsets.c
@@ -136,6 +136,9 @@ int main(void)
         DEFINE(PACAEMERGSP, offsetof(struct paca_struct, emergency_sp));
         DEFINE(PACALPPACAPTR, offsetof(struct paca_struct, lppaca_ptr));
         DEFINE(PACAHWCPUID, offsetof(struct paca_struct, hw_cpu_id));
+        DEFINE(PACA_STARTPURR, offsetof(struct paca_struct, startpurr));
+        DEFINE(PACA_USER_TIME, offsetof(struct paca_struct, user_time));
+        DEFINE(PACA_SYSTEM_TIME, offsetof(struct paca_struct, system_time));
 
         DEFINE(LPPACASRR0, offsetof(struct lppaca, saved_srr0));
         DEFINE(LPPACASRR1, offsetof(struct lppaca, saved_srr1));
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index e4e81374cb9a..39e348a3ade2 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -894,7 +894,7 @@ struct cpu_spec	cpu_specs[] = {
                 .platform               = "ppc405",
         },
         {       /* Xilinx Virtex-II Pro  */
-                .pvr_mask               = 0xffff0000,
+                .pvr_mask               = 0xfffff000,
                 .pvr_value              = 0x20010000,
                 .cpu_name               = "Virtex-II Pro",
                 .cpu_features           = CPU_FTRS_40X,
@@ -904,6 +904,16 @@ struct cpu_spec	cpu_specs[] = {
                 .dcache_bsize           = 32,
                 .platform               = "ppc405",
         },
+        {       /* Xilinx Virtex-4 FX */
+                .pvr_mask               = 0xfffff000,
+                .pvr_value              = 0x20011000,
+                .cpu_name               = "Virtex-4 FX",
+                .cpu_features           = CPU_FTRS_40X,
+                .cpu_user_features      = PPC_FEATURE_32 |
+                        PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
+                .icache_bsize           = 32,
+                .dcache_bsize           = 32,
+        },
         {       /* 405EP */
                 .pvr_mask               = 0xffff0000,
                 .pvr_value              = 0x51210000,
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index 24be0cf86d7f..1060155d84c3 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc64/kernel/entry.S
- *
  *  PowerPC version 
  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
  *  Rewritten by Cort Dougan (cort@cs.nmt.edu) for PReP
@@ -63,6 +61,7 @@ system_call_common:
         std     r12,_MSR(r1)
         std     r0,GPR0(r1)
         std     r10,GPR1(r1)
+        ACCOUNT_CPU_USER_ENTRY(r10, r11)
         std     r2,GPR2(r1)
         std     r3,GPR3(r1)
         std     r4,GPR4(r1)
@@ -170,8 +169,9 @@ syscall_error_cont:
         stdcx.  r0,0,r1                 /* to clear the reservation */
         andi.   r6,r8,MSR_PR
         ld      r4,_LINK(r1)
-        beq-    1f                      /* only restore r13 if */
-        ld      r13,GPR13(r1)           /* returning to usermode */
+        beq-    1f
+        ACCOUNT_CPU_USER_EXIT(r11, r12)
+        ld      r13,GPR13(r1)   /* only restore r13 if returning to usermode */
 1:      ld      r2,GPR2(r1)
         li      r12,MSR_RI
         andc    r11,r10,r12
@@ -322,7 +322,7 @@ _GLOBAL(ret_from_fork)
  * the fork code also.
  *
  * The code which creates the new task context is in 'copy_thread'
- * in arch/ppc64/kernel/process.c
+ * in arch/powerpc/kernel/process.c 
  */
         .align  7
 _GLOBAL(_switch)
@@ -486,6 +486,7 @@ restore:
          * userspace
          */
         beq     1f
+        ACCOUNT_CPU_USER_EXIT(r3, r4)
         REST_GPR(13, r1)
 1:
         ld      r3,_CTR(r1)
diff --git a/arch/powerpc/kernel/firmware.c b/arch/powerpc/kernel/firmware.c
index 65eae752a527..4d37a3cb80f6 100644
--- a/arch/powerpc/kernel/firmware.c
+++ b/arch/powerpc/kernel/firmware.c
@@ -18,28 +18,3 @@
 #include <asm/firmware.h>
 
 unsigned long ppc64_firmware_features;
-
-#ifdef CONFIG_PPC_PSERIES
-firmware_feature_t firmware_features_table[FIRMWARE_MAX_FEATURES] = {
-        {FW_FEATURE_PFT,                "hcall-pft"},
-        {FW_FEATURE_TCE,                "hcall-tce"},
-        {FW_FEATURE_SPRG0,              "hcall-sprg0"},
-        {FW_FEATURE_DABR,               "hcall-dabr"},
-        {FW_FEATURE_COPY,               "hcall-copy"},
-        {FW_FEATURE_ASR,                "hcall-asr"},
-        {FW_FEATURE_DEBUG,              "hcall-debug"},
-        {FW_FEATURE_PERF,               "hcall-perf"},
-        {FW_FEATURE_DUMP,               "hcall-dump"},
-        {FW_FEATURE_INTERRUPT,          "hcall-interrupt"},
-        {FW_FEATURE_MIGRATE,            "hcall-migrate"},
-        {FW_FEATURE_PERFMON,            "hcall-perfmon"},
-        {FW_FEATURE_CRQ,                "hcall-crq"},
-        {FW_FEATURE_VIO,                "hcall-vio"},
-        {FW_FEATURE_RDMA,               "hcall-rdma"},
-        {FW_FEATURE_LLAN,               "hcall-lLAN"},
-        {FW_FEATURE_BULK,               "hcall-bulk"},
-        {FW_FEATURE_XDABR,              "hcall-xdabr"},
-        {FW_FEATURE_MULTITCE,           "hcall-multi-tce"},
-        {FW_FEATURE_SPLPAR,             "hcall-splpar"},
-};
-#endif
diff --git a/arch/powerpc/kernel/head_44x.S b/arch/powerpc/kernel/head_44x.S
index 8b49679fad54..47c7fa148c9a 100644
--- a/arch/powerpc/kernel/head_44x.S
+++ b/arch/powerpc/kernel/head_44x.S
@@ -1,6 +1,4 @@
 /*
- * arch/ppc/kernel/head_44x.S
- *
  * Kernel execution entry point code.
  *
  *    Copyright (c) 1995-1996 Gary Thomas <gdt@linuxppc.org>
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index 9b65029dd2a3..35084f3a841b 100644
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc64/kernel/head.S
- *
  *  PowerPC version
  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
  *
@@ -279,6 +277,7 @@ exception_marker:
         std     r10,0(r1);              /* make stack chain pointer     */ \
         std     r0,GPR0(r1);            /* save r0 in stackframe        */ \
         std     r10,GPR1(r1);           /* save r1 in stackframe        */ \
+        ACCOUNT_CPU_USER_ENTRY(r9, r10);                                   \
         std     r2,GPR2(r1);            /* save r2 in stackframe        */ \
         SAVE_4GPRS(3, r1);              /* save r3 - r6 in stackframe   */ \
         SAVE_2GPRS(7, r1);              /* save r7, r8 in stackframe    */ \
@@ -846,6 +845,14 @@ fast_exception_return:
         ld      r11,_NIP(r1)
         andi.   r3,r12,MSR_RI           /* check if RI is set */
         beq-    unrecov_fer
+
+#ifdef CONFIG_VIRT_CPU_ACCOUNTING
+        andi.   r3,r12,MSR_PR
+        beq     2f
+        ACCOUNT_CPU_USER_EXIT(r3, r4)
+2:
+#endif
+
         ld      r3,_CCR(r1)
         ld      r4,_LINK(r1)
         ld      r5,_CTR(r1)
diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S
index bc6d1ac55235..28941f5ce673 100644
--- a/arch/powerpc/kernel/head_8xx.S
+++ b/arch/powerpc/kernel/head_8xx.S
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/kernel/except_8xx.S
- *
  *  PowerPC version
  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
  *  Rewritten by Cort Dougan (cort@cs.nmt.edu) for PReP
diff --git a/arch/powerpc/kernel/head_booke.h b/arch/powerpc/kernel/head_booke.h
new file mode 100644
index 000000000000..8536e7676160
--- /dev/null
+++ b/arch/powerpc/kernel/head_booke.h
@@ -0,0 +1,363 @@
+#ifndef __HEAD_BOOKE_H__
+#define __HEAD_BOOKE_H__
+
+/*
+ * Macros used for common Book-e exception handling
+ */
+
+#define SET_IVOR(vector_number, vector_label)           \
+                li      r26,vector_label@l;             \
+                mtspr   SPRN_IVOR##vector_number,r26;   \
+                sync
+
+#define NORMAL_EXCEPTION_PROLOG                                              \
+        mtspr   SPRN_SPRG0,r10;         /* save two registers to work with */\
+        mtspr   SPRN_SPRG1,r11;                                              \
+        mtspr   SPRN_SPRG4W,r1;                                              \
+        mfcr    r10;                    /* save CR in r10 for now          */\
+        mfspr   r11,SPRN_SRR1;          /* check whether user or kernel    */\
+        andi.   r11,r11,MSR_PR;                                              \
+        beq     1f;                                                          \
+        mfspr   r1,SPRN_SPRG3;          /* if from user, start at top of   */\
+        lwz     r1,THREAD_INFO-THREAD(r1); /* this thread's kernel stack   */\
+        addi    r1,r1,THREAD_SIZE;                                           \
+1:      subi    r1,r1,INT_FRAME_SIZE;   /* Allocate an exception frame     */\
+        mr      r11,r1;                                                      \
+        stw     r10,_CCR(r11);          /* save various registers          */\
+        stw     r12,GPR12(r11);                                              \
+        stw     r9,GPR9(r11);                                                \
+        mfspr   r10,SPRN_SPRG0;                                              \
+        stw     r10,GPR10(r11);                                              \
+        mfspr   r12,SPRN_SPRG1;                                              \
+        stw     r12,GPR11(r11);                                              \
+        mflr    r10;                                                         \
+        stw     r10,_LINK(r11);                                              \
+        mfspr   r10,SPRN_SPRG4R;                                             \
+        mfspr   r12,SPRN_SRR0;                                               \
+        stw     r10,GPR1(r11);                                               \
+        mfspr   r9,SPRN_SRR1;                                                \
+        stw     r10,0(r11);                                                  \
+        rlwinm  r9,r9,0,14,12;          /* clear MSR_WE (necessary?)       */\
+        stw     r0,GPR0(r11);                                                \
+        SAVE_4GPRS(3, r11);                                                  \
+        SAVE_2GPRS(7, r11)
+
+/* To handle the additional exception priority levels on 40x and Book-E
+ * processors we allocate a 4k stack per additional priority level. The various
+ * head_xxx.S files allocate space (exception_stack_top) for each priority's
+ * stack times the number of CPUs
+ *
+ * On 40x critical is the only additional level
+ * On 44x/e500 we have critical and machine check
+ * On e200 we have critical and debug (machine check occurs via critical)
+ *
+ * Additionally we reserve a SPRG for each priority level so we can free up a
+ * GPR to use as the base for indirect access to the exception stacks.  This
+ * is necessary since the MMU is always on, for Book-E parts, and the stacks
+ * are offset from KERNELBASE.
+ *
+ */
+#define BOOKE_EXCEPTION_STACK_SIZE      (8192)
+
+/* CRIT_SPRG only used in critical exception handling */
+#define CRIT_SPRG       SPRN_SPRG2
+/* MCHECK_SPRG only used in machine check exception handling */
+#define MCHECK_SPRG     SPRN_SPRG6W
+
+#define MCHECK_STACK_TOP        (exception_stack_top - 4096)
+#define CRIT_STACK_TOP          (exception_stack_top)
+
+/* only on e200 for now */
+#define DEBUG_STACK_TOP         (exception_stack_top - 4096)
+#define DEBUG_SPRG              SPRN_SPRG6W
+
+#ifdef CONFIG_SMP
+#define BOOKE_LOAD_EXC_LEVEL_STACK(level)               \
+        mfspr   r8,SPRN_PIR;                            \
+        mulli   r8,r8,BOOKE_EXCEPTION_STACK_SIZE;       \
+        neg     r8,r8;                                  \
+        addis   r8,r8,level##_STACK_TOP@ha;             \
+        addi    r8,r8,level##_STACK_TOP@l
+#else
+#define BOOKE_LOAD_EXC_LEVEL_STACK(level)               \
+        lis     r8,level##_STACK_TOP@h;                 \
+        ori     r8,r8,level##_STACK_TOP@l
+#endif
+
+/*
+ * Exception prolog for critical/machine check exceptions.  This is a
+ * little different from the normal exception prolog above since a
+ * critical/machine check exception can potentially occur at any point
+ * during normal exception processing. Thus we cannot use the same SPRG
+ * registers as the normal prolog above. Instead we use a portion of the
+ * critical/machine check exception stack at low physical addresses.
+ */
+#define EXC_LEVEL_EXCEPTION_PROLOG(exc_level, exc_level_srr0, exc_level_srr1) \
+        mtspr   exc_level##_SPRG,r8;                                         \
+        BOOKE_LOAD_EXC_LEVEL_STACK(exc_level);/* r8 points to the exc_level stack*/ \
+        stw     r10,GPR10-INT_FRAME_SIZE(r8);                                \
+        stw     r11,GPR11-INT_FRAME_SIZE(r8);                                \
+        mfcr    r10;                    /* save CR in r10 for now          */\
+        mfspr   r11,exc_level_srr1;     /* check whether user or kernel    */\
+        andi.   r11,r11,MSR_PR;                                              \
+        mr      r11,r8;                                                      \
+        mfspr   r8,exc_level##_SPRG;                                         \
+        beq     1f;                                                          \
+        /* COMING FROM USER MODE */                                          \
+        mfspr   r11,SPRN_SPRG3;         /* if from user, start at top of   */\
+        lwz     r11,THREAD_INFO-THREAD(r11); /* this thread's kernel stack */\
+        addi    r11,r11,THREAD_SIZE;                                         \
+1:      subi    r11,r11,INT_FRAME_SIZE; /* Allocate an exception frame     */\
+        stw     r10,_CCR(r11);          /* save various registers          */\
+        stw     r12,GPR12(r11);                                              \
+        stw     r9,GPR9(r11);                                                \
+        mflr    r10;                                                         \
+        stw     r10,_LINK(r11);                                              \
+        mfspr   r12,SPRN_DEAR;          /* save DEAR and ESR in the frame  */\
+        stw     r12,_DEAR(r11);         /* since they may have had stuff   */\
+        mfspr   r9,SPRN_ESR;            /* in them at the point where the  */\
+        stw     r9,_ESR(r11);           /* exception was taken             */\
+        mfspr   r12,exc_level_srr0;                                          \
+        stw     r1,GPR1(r11);                                                \
+        mfspr   r9,exc_level_srr1;                                           \
+        stw     r1,0(r11);                                                   \
+        mr      r1,r11;                                                      \
+        rlwinm  r9,r9,0,14,12;          /* clear MSR_WE (necessary?)       */\
+        stw     r0,GPR0(r11);                                                \
+        SAVE_4GPRS(3, r11);                                                  \
+        SAVE_2GPRS(7, r11)
+
+#define CRITICAL_EXCEPTION_PROLOG \
+                EXC_LEVEL_EXCEPTION_PROLOG(CRIT, SPRN_CSRR0, SPRN_CSRR1)
+#define DEBUG_EXCEPTION_PROLOG \
+                EXC_LEVEL_EXCEPTION_PROLOG(DEBUG, SPRN_DSRR0, SPRN_DSRR1)
+#define MCHECK_EXCEPTION_PROLOG \
+                EXC_LEVEL_EXCEPTION_PROLOG(MCHECK, SPRN_MCSRR0, SPRN_MCSRR1)
+
+/*
+ * Exception vectors.
+ */
+#define START_EXCEPTION(label)                                               \
+        .align 5;                                                            \
+label:
+
+#define FINISH_EXCEPTION(func)                                  \
+        bl      transfer_to_handler_full;                       \
+        .long   func;                                           \
+        .long   ret_from_except_full
+
+#define EXCEPTION(n, label, hdlr, xfer)                         \
+        START_EXCEPTION(label);                                 \
+        NORMAL_EXCEPTION_PROLOG;                                \
+        addi    r3,r1,STACK_FRAME_OVERHEAD;                     \
+        xfer(n, hdlr)
+
+#define CRITICAL_EXCEPTION(n, label, hdlr)                      \
+        START_EXCEPTION(label);                                 \
+        CRITICAL_EXCEPTION_PROLOG;                              \
+        addi    r3,r1,STACK_FRAME_OVERHEAD;                     \
+        EXC_XFER_TEMPLATE(hdlr, n+2, (MSR_KERNEL & ~(MSR_ME|MSR_DE|MSR_CE)), \
+                          NOCOPY, crit_transfer_to_handler, \
+                          ret_from_crit_exc)
+
+#define MCHECK_EXCEPTION(n, label, hdlr)                        \
+        START_EXCEPTION(label);                                 \
+        MCHECK_EXCEPTION_PROLOG;                                \
+        mfspr   r5,SPRN_ESR;                                    \
+        stw     r5,_ESR(r11);                                   \
+        addi    r3,r1,STACK_FRAME_OVERHEAD;                     \
+        EXC_XFER_TEMPLATE(hdlr, n+2, (MSR_KERNEL & ~(MSR_ME|MSR_DE|MSR_CE)), \
+                          NOCOPY, mcheck_transfer_to_handler,   \
+                          ret_from_mcheck_exc)
+
+#define EXC_XFER_TEMPLATE(hdlr, trap, msr, copyee, tfer, ret)   \
+        li      r10,trap;                                       \
+        stw     r10,_TRAP(r11);                                 \
+        lis     r10,msr@h;                                      \
+        ori     r10,r10,msr@l;                                  \
+        copyee(r10, r9);                                        \
+        bl      tfer;                                           \
+        .long   hdlr;                                           \
+        .long   ret
+
+#define COPY_EE(d, s)           rlwimi d,s,0,16,16
+#define NOCOPY(d, s)
+
+#define EXC_XFER_STD(n, hdlr)           \
+        EXC_XFER_TEMPLATE(hdlr, n, MSR_KERNEL, NOCOPY, transfer_to_handler_full, \
+                          ret_from_except_full)
+
+#define EXC_XFER_LITE(n, hdlr)          \
+        EXC_XFER_TEMPLATE(hdlr, n+1, MSR_KERNEL, NOCOPY, transfer_to_handler, \
+                          ret_from_except)
+
+#define EXC_XFER_EE(n, hdlr)            \
+        EXC_XFER_TEMPLATE(hdlr, n, MSR_KERNEL, COPY_EE, transfer_to_handler_full, \
+                          ret_from_except_full)
+
+#define EXC_XFER_EE_LITE(n, hdlr)       \
+        EXC_XFER_TEMPLATE(hdlr, n+1, MSR_KERNEL, COPY_EE, transfer_to_handler, \
+                          ret_from_except)
+
+/* Check for a single step debug exception while in an exception
+ * handler before state has been saved.  This is to catch the case
+ * where an instruction that we are trying to single step causes
+ * an exception (eg ITLB/DTLB miss) and thus the first instruction of
+ * the exception handler generates a single step debug exception.
+ *
+ * If we get a debug trap on the first instruction of an exception handler,
+ * we reset the MSR_DE in the _exception handler's_ MSR (the debug trap is
+ * a critical exception, so we are using SPRN_CSRR1 to manipulate the MSR).
+ * The exception handler was handling a non-critical interrupt, so it will
+ * save (and later restore) the MSR via SPRN_CSRR1, which will still have
+ * the MSR_DE bit set.
+ */
+#ifdef CONFIG_E200
+#define DEBUG_EXCEPTION                                                       \
+        START_EXCEPTION(Debug);                                               \
+        DEBUG_EXCEPTION_PROLOG;                                               \
+                                                                              \
+        /*                                                                    \
+         * If there is a single step or branch-taken exception in an          \
+         * exception entry sequence, it was probably meant to apply to        \
+         * the code where the exception occurred (since exception entry       \
+         * doesn't turn off DE automatically).  We simulate the effect        \
+         * of turning off DE on entry to an exception handler by turning      \
+         * off DE in the CSRR1 value and clearing the debug status.           \
+         */                                                                   \
+        mfspr   r10,SPRN_DBSR;          /* check single-step/branch taken */  \
+        andis.  r10,r10,DBSR_IC@h;                                            \
+        beq+    2f;                                                           \
+                                                                              \
+        lis     r10,KERNELBASE@h;       /* check if exception in vectors */   \
+        ori     r10,r10,KERNELBASE@l;                                         \
+        cmplw   r12,r10;                                                      \
+        blt+    2f;                     /* addr below exception vectors */    \
+                                                                              \
+        lis     r10,Debug@h;                                                  \
+        ori     r10,r10,Debug@l;                                              \
+        cmplw   r12,r10;                                                      \
+        bgt+    2f;                     /* addr above exception vectors */    \
+                                                                              \
+        /* here it looks like we got an inappropriate debug exception. */     \
+1:      rlwinm  r9,r9,0,~MSR_DE;        /* clear DE in the CDRR1 value */     \
+        lis     r10,DBSR_IC@h;          /* clear the IC event */              \
+        mtspr   SPRN_DBSR,r10;                                                \
+        /* restore state and get out */                                       \
+        lwz     r10,_CCR(r11);                                                \
+        lwz     r0,GPR0(r11);                                                 \
+        lwz     r1,GPR1(r11);                                                 \
+        mtcrf   0x80,r10;                                                     \
+        mtspr   SPRN_DSRR0,r12;                                               \
+        mtspr   SPRN_DSRR1,r9;                                                \
+        lwz     r9,GPR9(r11);                                                 \
+        lwz     r12,GPR12(r11);                                               \
+        mtspr   DEBUG_SPRG,r8;                                                \
+        BOOKE_LOAD_EXC_LEVEL_STACK(DEBUG); /* r8 points to the debug stack */ \
+        lwz     r10,GPR10-INT_FRAME_SIZE(r8);                                 \
+        lwz     r11,GPR11-INT_FRAME_SIZE(r8);                                 \
+        mfspr   r8,DEBUG_SPRG;                                                \
+                                                                              \
+        RFDI;                                                                 \
+        b       .;                                                            \
+                                                                              \
+        /* continue normal handling for a critical exception... */            \
+2:      mfspr   r4,SPRN_DBSR;                                                 \
+        addi    r3,r1,STACK_FRAME_OVERHEAD;                                   \
+        EXC_XFER_TEMPLATE(DebugException, 0x2002, (MSR_KERNEL & ~(MSR_ME|MSR_DE|MSR_CE)), NOCOPY, debug_transfer_to_handler, ret_from_debug_exc)
+#else
+#define DEBUG_EXCEPTION                                                       \
+        START_EXCEPTION(Debug);                                               \
+        CRITICAL_EXCEPTION_PROLOG;                                            \
+                                                                              \
+        /*                                                                    \
+         * If there is a single step or branch-taken exception in an          \
+         * exception entry sequence, it was probably meant to apply to        \
+         * the code where the exception occurred (since exception entry       \
+         * doesn't turn off DE automatically).  We simulate the effect        \
+         * of turning off DE on entry to an exception handler by turning      \
+         * off DE in the CSRR1 value and clearing the debug status.           \
+         */                                                                   \
+        mfspr   r10,SPRN_DBSR;          /* check single-step/branch taken */  \
+        andis.  r10,r10,DBSR_IC@h;                                            \
+        beq+    2f;                                                           \
+                                                                              \
+        lis     r10,KERNELBASE@h;       /* check if exception in vectors */   \
+        ori     r10,r10,KERNELBASE@l;                                         \
+        cmplw   r12,r10;                                                      \
+        blt+    2f;                     /* addr below exception vectors */    \
+                                                                              \
+        lis     r10,Debug@h;                                                  \
+        ori     r10,r10,Debug@l;                                              \
+        cmplw   r12,r10;                                                      \
+        bgt+    2f;                     /* addr above exception vectors */    \
+                                                                              \
+        /* here it looks like we got an inappropriate debug exception. */     \
+1:      rlwinm  r9,r9,0,~MSR_DE;        /* clear DE in the CSRR1 value */     \
+        lis     r10,DBSR_IC@h;          /* clear the IC event */              \
+        mtspr   SPRN_DBSR,r10;                                                \
+        /* restore state and get out */                                       \
+        lwz     r10,_CCR(r11);                                                \
+        lwz     r0,GPR0(r11);                                                 \
+        lwz     r1,GPR1(r11);                                                 \
+        mtcrf   0x80,r10;                                                     \
+        mtspr   SPRN_CSRR0,r12;                                               \
+        mtspr   SPRN_CSRR1,r9;                                                \
+        lwz     r9,GPR9(r11);                                                 \
+        lwz     r12,GPR12(r11);                                               \
+        mtspr   CRIT_SPRG,r8;                                                 \
+        BOOKE_LOAD_EXC_LEVEL_STACK(CRIT); /* r8 points to the debug stack */  \
+        lwz     r10,GPR10-INT_FRAME_SIZE(r8);                                 \
+        lwz     r11,GPR11-INT_FRAME_SIZE(r8);                                 \
+        mfspr   r8,CRIT_SPRG;                                                 \
+                                                                              \
+        rfci;                                                                 \
+        b       .;                                                            \
+                                                                              \
+        /* continue normal handling for a critical exception... */            \
+2:      mfspr   r4,SPRN_DBSR;                                                 \
+        addi    r3,r1,STACK_FRAME_OVERHEAD;                                   \
+        EXC_XFER_TEMPLATE(DebugException, 0x2002, (MSR_KERNEL & ~(MSR_ME|MSR_DE|MSR_CE)), NOCOPY, crit_transfer_to_handler, ret_from_crit_exc)
+#endif
+
+#define INSTRUCTION_STORAGE_EXCEPTION                                         \
+        START_EXCEPTION(InstructionStorage)                                   \
+        NORMAL_EXCEPTION_PROLOG;                                              \
+        mfspr   r5,SPRN_ESR;            /* Grab the ESR and save it */        \
+        stw     r5,_ESR(r11);                                                 \
+        mr      r4,r12;                 /* Pass SRR0 as arg2 */               \
+        li      r5,0;                   /* Pass zero as arg3 */               \
+        EXC_XFER_EE_LITE(0x0400, handle_page_fault)
+
+#define ALIGNMENT_EXCEPTION                                                   \
+        START_EXCEPTION(Alignment)                                            \
+        NORMAL_EXCEPTION_PROLOG;                                              \
+        mfspr   r4,SPRN_DEAR;           /* Grab the DEAR and save it */       \
+        stw     r4,_DEAR(r11);                                                \
+        addi    r3,r1,STACK_FRAME_OVERHEAD;                                   \
+        EXC_XFER_EE(0x0600, alignment_exception)
+
+#define PROGRAM_EXCEPTION                                                     \
+        START_EXCEPTION(Program)                                              \
+        NORMAL_EXCEPTION_PROLOG;                                              \
+        mfspr   r4,SPRN_ESR;            /* Grab the ESR and save it */        \
+        stw     r4,_ESR(r11);                                                 \
+        addi    r3,r1,STACK_FRAME_OVERHEAD;                                   \
+        EXC_XFER_STD(0x0700, program_check_exception)
+
+#define DECREMENTER_EXCEPTION                                                 \
+        START_EXCEPTION(Decrementer)                                          \
+        NORMAL_EXCEPTION_PROLOG;                                              \
+        lis     r0,TSR_DIS@h;           /* Setup the DEC interrupt mask */    \
+        mtspr   SPRN_TSR,r0;            /* Clear the DEC interrupt */         \
+        addi    r3,r1,STACK_FRAME_OVERHEAD;                                   \
+        EXC_XFER_LITE(0x0900, timer_interrupt)
+
+#define FP_UNAVAILABLE_EXCEPTION                                              \
+        START_EXCEPTION(FloatingPointUnavailable)                             \
+        NORMAL_EXCEPTION_PROLOG;                                              \
+        bne     load_up_fpu;            /* if from user, just load it up */   \
+        addi    r3,r1,STACK_FRAME_OVERHEAD;                                   \
+        EXC_XFER_EE_LITE(0x800, kernel_fp_unavailable_exception)
+
+#endif /* __HEAD_BOOKE_H__ */
diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S
index 8d60fa99fc4b..dd86bbed7627 100644
--- a/arch/powerpc/kernel/head_fsl_booke.S
+++ b/arch/powerpc/kernel/head_fsl_booke.S
@@ -1,6 +1,4 @@
 /*
- * arch/ppc/kernel/head_fsl_booke.S
- *
  * Kernel execution entry point code.
  *
  *    Copyright (c) 1995-1996 Gary Thomas <gdt@linuxppc.org>
@@ -316,6 +314,7 @@ skpinv:	addi	r6,r6,1				/* Increment */
          */
         lis     r2,DBCR0_IDM@h
         mtspr   SPRN_DBCR0,r2
+        isync
         /* clear any residual debug events */
         li      r2,-1
         mtspr   SPRN_DBSR,r2
@@ -1002,12 +1001,15 @@ _GLOBAL(giveup_fpu)
 _GLOBAL(abort)
         li      r13,0
         mtspr   SPRN_DBCR0,r13          /* disable all debug events */
+        isync
         mfmsr   r13
         ori     r13,r13,MSR_DE@l        /* Enable Debug Events */
         mtmsr   r13
+        isync
         mfspr   r13,SPRN_DBCR0
         lis     r13,(DBCR0_IDM|DBCR0_RST_CHIP)@h
         mtspr   SPRN_DBCR0,r13
+        isync
 
 _GLOBAL(set_context)
 
diff --git a/arch/powerpc/kernel/iomap.c b/arch/powerpc/kernel/iomap.c
index 6160c8dbb7c5..fd8214caedee 100644
--- a/arch/powerpc/kernel/iomap.c
+++ b/arch/powerpc/kernel/iomap.c
@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/kernel/iomap.c
- *
  * ppc64 "iomap" interface implementation.
  *
  * (C) Copyright 2004 Linus Torvalds
diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c
index 946f3219fd29..d9a7fdef59b9 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -1,5 +1,4 @@
 /*
- * arch/ppc64/kernel/iommu.c
  * Copyright (C) 2001 Mike Corrigan & Dave Engebretsen, IBM Corporation
  * 
  * Rewrite, cleanup, new allocation schemes, virtual merging: 
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index d1fffce86df9..771a59cbd213 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/kernel/irq.c
- *
  *  Derived from arch/i386/kernel/irq.c
  *    Copyright (C) 1992 Linus Torvalds
  *  Adapted from arch/i386 by Gary Thomas
@@ -137,9 +135,8 @@ skip:
 #ifdef CONFIG_TAU_INT
                 if (tau_initialized){
                         seq_puts(p, "TAU: ");
-                        for (j = 0; j < NR_CPUS; j++)
-                                if (cpu_online(j))
-                                        seq_printf(p, "%10u ", tau_interrupts(j));
+                        for_each_online_cpu(j)
+                                seq_printf(p, "%10u ", tau_interrupts(j));
                         seq_puts(p, "  PowerPC             Thermal Assist (cpu temp)\n");
                 }
 #endif
@@ -371,6 +368,7 @@ unsigned int real_irq_to_virt_slowpath(unsigned int real_irq)
         return NO_IRQ;
 
 }
+#endif /* CONFIG_PPC64 */
 
 #ifdef CONFIG_IRQSTACKS
 struct thread_info *softirq_ctx[NR_CPUS];
@@ -394,10 +392,24 @@ void irq_ctx_init(void)
         }
 }
 
+static inline void do_softirq_onstack(void)
+{
+        struct thread_info *curtp, *irqtp;
+
+        curtp = current_thread_info();
+        irqtp = softirq_ctx[smp_processor_id()];
+        irqtp->task = curtp->task;
+        call_do_softirq(irqtp);
+        irqtp->task = NULL;
+}
+
+#else
+#define do_softirq_onstack()    __do_softirq()
+#endif /* CONFIG_IRQSTACKS */
+
 void do_softirq(void)
 {
         unsigned long flags;
-        struct thread_info *curtp, *irqtp;
 
         if (in_interrupt())
                 return;
@@ -405,19 +417,18 @@ void do_softirq(void)
         local_irq_save(flags);
 
         if (local_softirq_pending()) {
-                curtp = current_thread_info();
-                irqtp = softirq_ctx[smp_processor_id()];
-                irqtp->task = curtp->task;
-                call_do_softirq(irqtp);
-                irqtp->task = NULL;
+                account_system_vtime(current);
+                local_bh_disable();
+                do_softirq_onstack();
+                account_system_vtime(current);
+                __local_bh_enable();
         }
 
         local_irq_restore(flags);
 }
 EXPORT_SYMBOL(do_softirq);
 
-#endif /* CONFIG_IRQSTACKS */
-
+#ifdef CONFIG_PPC64
 static int __init setup_noirqdistrib(char *str)
 {
         distribute_irqs = 0;
diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c
index cfab48566db1..cb1fe5878e8b 100644
--- a/arch/powerpc/kernel/kprobes.c
+++ b/arch/powerpc/kernel/kprobes.c
@@ -1,6 +1,5 @@
 /*
  *  Kernel Probes (KProbes)
- *  arch/ppc64/kernel/kprobes.c
  *
  * 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
@@ -82,9 +81,9 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p)
 
 void __kprobes arch_remove_kprobe(struct kprobe *p)
 {
-        down(&kprobe_mutex);
+        mutex_lock(&kprobe_mutex);
         free_insn_slot(p->ainsn.insn);
-        up(&kprobe_mutex);
+        mutex_unlock(&kprobe_mutex);
 }
 
 static inline void prepare_singlestep(struct kprobe *p, struct pt_regs *regs)
diff --git a/arch/powerpc/kernel/of_device.c b/arch/powerpc/kernel/of_device.c
index 22d83d4d1af5..9feeeef5a875 100644
--- a/arch/powerpc/kernel/of_device.c
+++ b/arch/powerpc/kernel/of_device.c
@@ -147,15 +147,12 @@ postcore_initcall(of_bus_driver_init);
 
 int of_register_driver(struct of_platform_driver *drv)
 {
-        int count = 0;
-
         /* initialize common driver fields */
         drv->driver.name = drv->name;
         drv->driver.bus = &of_platform_bus_type;
 
         /* register with core */
-        count = driver_register(&drv->driver);
-        return count ? count : 1;
+        return driver_register(&drv->driver);
 }
 
 void of_unregister_driver(struct of_platform_driver *drv)
diff --git a/arch/powerpc/kernel/pci_iommu.c b/arch/powerpc/kernel/pci_iommu.c
index bdf15dbbf4f0..c336f3e31cff 100644
--- a/arch/powerpc/kernel/pci_iommu.c
+++ b/arch/powerpc/kernel/pci_iommu.c
@@ -1,5 +1,4 @@
 /*
- * arch/ppc64/kernel/pci_iommu.c
  * Copyright (C) 2001 Mike Corrigan & Dave Engebretsen, IBM Corporation
  *
  * Rewrite, cleanup, new allocation schemes:
diff --git a/arch/powerpc/kernel/ppc_ksyms.c b/arch/powerpc/kernel/ppc_ksyms.c
index 63ecbec05202..dfa5398ab3c8 100644
--- a/arch/powerpc/kernel/ppc_ksyms.c
+++ b/arch/powerpc/kernel/ppc_ksyms.c
@@ -57,7 +57,6 @@ extern void machine_check_exception(struct pt_regs *regs);
 extern void alignment_exception(struct pt_regs *regs);
 extern void program_check_exception(struct pt_regs *regs);
 extern void single_step_exception(struct pt_regs *regs);
-extern int pmac_newworld;
 extern int sys_sigreturn(struct pt_regs *regs);
 
 EXPORT_SYMBOL(clear_pages);
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index c225cf154bfe..1770a066c217 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/kernel/process.c
- *
  *  Derived from "arch/i386/kernel/process.c"
  *    Copyright (C) 1995  Linus Torvalds
  *
@@ -47,9 +45,9 @@
 #include <asm/mmu.h>
 #include <asm/prom.h>
 #include <asm/machdep.h>
+#include <asm/time.h>
 #ifdef CONFIG_PPC64
 #include <asm/firmware.h>
-#include <asm/time.h>
 #endif
 
 extern unsigned long _get_SP(void);
@@ -330,6 +328,11 @@ struct task_struct *__switch_to(struct task_struct *prev,
 #endif
 
         local_irq_save(flags);
+
+        account_system_vtime(current);
+        account_process_vtime(current);
+        calculate_steal_time();
+
         last = _switch(old_thread, new_thread);
 
         local_irq_restore(flags);
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 6dbd21726770..d63cd562d9d5 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -829,10 +829,6 @@ void __init unflatten_device_tree(void)
 
         /* Allocate memory for the expanded device tree */
         mem = lmb_alloc(size + 4, __alignof__(struct device_node));
-        if (!mem) {
-                DBG("Couldn't allocate memory with lmb_alloc()!\n");
-                panic("Couldn't allocate memory with lmb_alloc()!\n");
-        }
         mem = (unsigned long) __va(mem);
 
         ((u32 *)mem)[size / 4] = 0xdeadbeef;
diff --git a/arch/powerpc/kernel/ptrace-common.h b/arch/powerpc/kernel/ptrace-common.h
index 5ccbdbe0d5c9..c42a860c8d25 100644
--- a/arch/powerpc/kernel/ptrace-common.h
+++ b/arch/powerpc/kernel/ptrace-common.h
@@ -1,6 +1,4 @@
 /*
- *  linux/arch/ppc64/kernel/ptrace-common.h
- *
  *    Copyright (c) 2002 Stephen Rothwell, IBM Coproration
  *    Extracted from ptrace.c and ptrace32.c
  *
diff --git a/arch/powerpc/kernel/rtas-proc.c b/arch/powerpc/kernel/rtas-proc.c
index 7a95b8a28354..1f03fb28cc0a 100644
--- a/arch/powerpc/kernel/rtas-proc.c
+++ b/arch/powerpc/kernel/rtas-proc.c
@@ -1,5 +1,4 @@
 /*
- *   arch/ppc64/kernel/rtas-proc.c
  *   Copyright (C) 2000 Tilmann Bitterberg
  *   (tilmann@bitterberg.de)
  *
diff --git a/arch/powerpc/kernel/rtas_pci.c b/arch/powerpc/kernel/rtas_pci.c
index 7442775ef2a1..57b539a03fa9 100644
--- a/arch/powerpc/kernel/rtas_pci.c
+++ b/arch/powerpc/kernel/rtas_pci.c
@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/kernel/rtas_pci.c
- *
  * Copyright (C) 2001 Dave Engebretsen, IBM Corporation
  * Copyright (C) 2003 Anton Blanchard <anton@au.ibm.com>, IBM
  *
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index be12041c0fc5..c1d62bf11f29 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -162,9 +162,8 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 #if defined(CONFIG_SMP) && defined(CONFIG_PPC32)
                 unsigned long bogosum = 0;
                 int i;
-                for (i = 0; i < NR_CPUS; ++i)
-                        if (cpu_online(i))
-                                bogosum += loops_per_jiffy;
+                for_each_online_cpu(i)
+                        bogosum += loops_per_jiffy;
                 seq_printf(m, "total bogomips\t: %lu.%02lu\n",
                            bogosum/(500000/HZ), bogosum/(5000/HZ) % 100);
 #endif /* CONFIG_SMP && CONFIG_PPC32 */
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index db72a92943bf..dc2770df25b3 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -272,9 +272,8 @@ int __init ppc_init(void)
         if ( ppc_md.progress ) ppc_md.progress("             ", 0xffff);
 
         /* register CPU devices */
-        for (i = 0; i < NR_CPUS; i++)
-                if (cpu_possible(i))
-                        register_cpu(&cpu_devices[i], i, NULL);
+        for_each_cpu(i)
+                register_cpu(&cpu_devices[i], i, NULL);
 
         /* call platform init */
         if (ppc_md.init != NULL) {
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index f96c49b03ba0..2f3fdad35594 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -497,8 +497,6 @@ void __init setup_system(void)
 #endif
         printk("-----------------------------------------------------\n");
 
-        mm_init_ppc64();
-
         DBG(" <- setup_system()\n");
 }
 
diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c
index 4324f8a8ba24..47f910380a6a 100644
--- a/arch/powerpc/kernel/signal_64.c
+++ b/arch/powerpc/kernel/signal_64.c
@@ -1,6 +1,4 @@
 /*
- *  linux/arch/ppc64/kernel/signal.c
- *
  *  PowerPC version 
  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
  *
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 13595a64f013..805eaedbc308 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -541,7 +541,7 @@ int __devinit start_secondary(void *unused)
                 smp_ops->take_timebase();
 
         if (system_state > SYSTEM_BOOTING)
-                per_cpu(last_jiffy, cpu) = get_tb();
+                snapshot_timebase();
 
         spin_lock(&call_lock);
         cpu_set(cpu, cpu_online_map);
@@ -573,6 +573,8 @@ void __init smp_cpus_done(unsigned int max_cpus)
 
         set_cpus_allowed(current, old_mask);
 
+        snapshot_timebases();
+
         dump_numa_cpu_topology();
 }
 
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 86f7e3d154d8..4a27218a086c 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -51,6 +51,7 @@
 #include <linux/percpu.h>
 #include <linux/rtc.h>
 #include <linux/jiffies.h>
+#include <linux/posix-timers.h>
 
 #include <asm/io.h>
 #include <asm/processor.h>
@@ -98,6 +99,7 @@ unsigned long tb_ticks_per_jiffy;
 unsigned long tb_ticks_per_usec = 100; /* sane default */
 EXPORT_SYMBOL(tb_ticks_per_usec);
 unsigned long tb_ticks_per_sec;
+EXPORT_SYMBOL(tb_ticks_per_sec);        /* for cputime_t conversions */
 u64 tb_to_xs;
 unsigned tb_to_us;
 
@@ -135,6 +137,224 @@ unsigned long tb_last_stamp;
  */
 DEFINE_PER_CPU(unsigned long, last_jiffy);
 
+#ifdef CONFIG_VIRT_CPU_ACCOUNTING
+/*
+ * Factors for converting from cputime_t (timebase ticks) to
+ * jiffies, milliseconds, seconds, and clock_t (1/USER_HZ seconds).
+ * These are all stored as 0.64 fixed-point binary fractions.
+ */
+u64 __cputime_jiffies_factor;
+EXPORT_SYMBOL(__cputime_jiffies_factor);
+u64 __cputime_msec_factor;
+EXPORT_SYMBOL(__cputime_msec_factor);
+u64 __cputime_sec_factor;
+EXPORT_SYMBOL(__cputime_sec_factor);
+u64 __cputime_clockt_factor;
+EXPORT_SYMBOL(__cputime_clockt_factor);
+
+static void calc_cputime_factors(void)
+{
+        struct div_result res;
+
+        div128_by_32(HZ, 0, tb_ticks_per_sec, &res);
+        __cputime_jiffies_factor = res.result_low;
+        div128_by_32(1000, 0, tb_ticks_per_sec, &res);
+        __cputime_msec_factor = res.result_low;
+        div128_by_32(1, 0, tb_ticks_per_sec, &res);
+        __cputime_sec_factor = res.result_low;
+        div128_by_32(USER_HZ, 0, tb_ticks_per_sec, &res);
+        __cputime_clockt_factor = res.result_low;
+}
+
+/*
+ * Read the PURR on systems that have it, otherwise the timebase.
+ */
+static u64 read_purr(void)
+{
+        if (cpu_has_feature(CPU_FTR_PURR))
+                return mfspr(SPRN_PURR);
+        return mftb();
+}
+
+/*
+ * Account time for a transition between system, hard irq
+ * or soft irq state.
+ */
+void account_system_vtime(struct task_struct *tsk)
+{
+        u64 now, delta;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        now = read_purr();
+        delta = now - get_paca()->startpurr;
+        get_paca()->startpurr = now;
+        if (!in_interrupt()) {
+                delta += get_paca()->system_time;
+                get_paca()->system_time = 0;
+        }
+        account_system_time(tsk, 0, delta);
+        local_irq_restore(flags);
+}
+
+/*
+ * Transfer the user and system times accumulated in the paca
+ * by the exception entry and exit code to the generic process
+ * user and system time records.
+ * Must be called with interrupts disabled.
+ */
+void account_process_vtime(struct task_struct *tsk)
+{
+        cputime_t utime;
+
+        utime = get_paca()->user_time;
+        get_paca()->user_time = 0;
+        account_user_time(tsk, utime);
+}
+
+static void account_process_time(struct pt_regs *regs)
+{
+        int cpu = smp_processor_id();
+
+        account_process_vtime(current);
+        run_local_timers();
+        if (rcu_pending(cpu))
+                rcu_check_callbacks(cpu, user_mode(regs));
+        scheduler_tick();
+        run_posix_cpu_timers(current);
+}
+
+#ifdef CONFIG_PPC_SPLPAR
+/*
+ * Stuff for accounting stolen time.
+ */
+struct cpu_purr_data {
+        int     initialized;                    /* thread is running */
+        u64     tb0;                    /* timebase at origin time */
+        u64     purr0;                  /* PURR at origin time */
+        u64     tb;                     /* last TB value read */
+        u64     purr;                   /* last PURR value read */
+        u64     stolen;                 /* stolen time so far */
+        spinlock_t lock;
+};
+
+static DEFINE_PER_CPU(struct cpu_purr_data, cpu_purr_data);
+
+static void snapshot_tb_and_purr(void *data)
+{
+        struct cpu_purr_data *p = &__get_cpu_var(cpu_purr_data);
+
+        p->tb0 = mftb();
+        p->purr0 = mfspr(SPRN_PURR);
+        p->tb = p->tb0;
+        p->purr = 0;
+        wmb();
+        p->initialized = 1;
+}
+
+/*
+ * Called during boot when all cpus have come up.
+ */
+void snapshot_timebases(void)
+{
+        int cpu;
+
+        if (!cpu_has_feature(CPU_FTR_PURR))
+                return;
+        for_each_cpu(cpu)
+                spin_lock_init(&per_cpu(cpu_purr_data, cpu).lock);
+        on_each_cpu(snapshot_tb_and_purr, NULL, 0, 1);
+}
+
+void calculate_steal_time(void)
+{
+        u64 tb, purr, t0;
+        s64 stolen;
+        struct cpu_purr_data *p0, *pme, *phim;
+        int cpu;
+
+        if (!cpu_has_feature(CPU_FTR_PURR))
+                return;
+        cpu = smp_processor_id();
+        pme = &per_cpu(cpu_purr_data, cpu);
+        if (!pme->initialized)
+                return;         /* this can happen in early boot */
+        p0 = &per_cpu(cpu_purr_data, cpu & ~1);
+        phim = &per_cpu(cpu_purr_data, cpu ^ 1);
+        spin_lock(&p0->lock);
+        tb = mftb();
+        purr = mfspr(SPRN_PURR) - pme->purr0;
+        if (!phim->initialized || !cpu_online(cpu ^ 1)) {
+                stolen = (tb - pme->tb) - (purr - pme->purr);
+        } else {
+                t0 = pme->tb0;
+                if (phim->tb0 < t0)
+                        t0 = phim->tb0;
+                stolen = phim->tb - t0 - phim->purr - purr - p0->stolen;
+        }
+        if (stolen > 0) {
+                account_steal_time(current, stolen);
+                p0->stolen += stolen;
+        }
+        pme->tb = tb;
+        pme->purr = purr;
+        spin_unlock(&p0->lock);
+}
+
+/*
+ * Must be called before the cpu is added to the online map when
+ * a cpu is being brought up at runtime.
+ */
+static void snapshot_purr(void)
+{
+        int cpu;
+        u64 purr;
+        struct cpu_purr_data *p0, *pme, *phim;
+        unsigned long flags;
+
+        if (!cpu_has_feature(CPU_FTR_PURR))
+                return;
+        cpu = smp_processor_id();
+        pme = &per_cpu(cpu_purr_data, cpu);
+        p0 = &per_cpu(cpu_purr_data, cpu & ~1);
+        phim = &per_cpu(cpu_purr_data, cpu ^ 1);
+        spin_lock_irqsave(&p0->lock, flags);
+        pme->tb = pme->tb0 = mftb();
+        purr = mfspr(SPRN_PURR);
+        if (!phim->initialized) {
+                pme->purr = 0;
+                pme->purr0 = purr;
+        } else {
+                /* set p->purr and p->purr0 for no change in p0->stolen */
+                pme->purr = phim->tb - phim->tb0 - phim->purr - p0->stolen;
+                pme->purr0 = purr - pme->purr;
+        }
+        pme->initialized = 1;
+        spin_unlock_irqrestore(&p0->lock, flags);
+}
+
+#endif /* CONFIG_PPC_SPLPAR */
+
+#else /* ! CONFIG_VIRT_CPU_ACCOUNTING */
+#define calc_cputime_factors()
+#define account_process_time(regs)      update_process_times(user_mode(regs))
+#define calculate_steal_time()          do { } while (0)
+#endif
+
+#if !(defined(CONFIG_VIRT_CPU_ACCOUNTING) && defined(CONFIG_PPC_SPLPAR))
+#define snapshot_purr()                 do { } while (0)
+#endif
+
+/*
+ * Called when a cpu comes up after the system has finished booting,
+ * i.e. as a result of a hotplug cpu action.
+ */
+void snapshot_timebase(void)
+{
+        __get_cpu_var(last_jiffy) = get_tb();
+        snapshot_purr();
+}
+
 void __delay(unsigned long loops)
 {
         unsigned long start;
@@ -392,6 +612,7 @@ static void iSeries_tb_recal(void)
                                                 new_tb_ticks_per_jiffy, sign, tick_diff );
                                 tb_ticks_per_jiffy = new_tb_ticks_per_jiffy;
                                 tb_ticks_per_sec   = new_tb_ticks_per_sec;
+                                calc_cputime_factors();
                                 div128_by_32( XSEC_PER_SEC, 0, tb_ticks_per_sec, &divres );
                                 do_gtod.tb_ticks_per_sec = tb_ticks_per_sec;
                                 tb_to_xs = divres.result_low;
@@ -440,6 +661,7 @@ void timer_interrupt(struct pt_regs * regs)
         irq_enter();
 
         profile_tick(CPU_PROFILING, regs);
+        calculate_steal_time();
 
 #ifdef CONFIG_PPC_ISERIES
         get_lppaca()->int_dword.fields.decr_int = 0;
@@ -461,7 +683,7 @@ void timer_interrupt(struct pt_regs * regs)
                  * is the case.
                  */
                 if (!cpu_is_offline(cpu))
-                        update_process_times(user_mode(regs));
+                        account_process_time(regs);
 
                 /*
                  * No need to check whether cpu is offline here; boot_cpuid
@@ -518,13 +740,27 @@ void wakeup_decrementer(void)
 void __init smp_space_timers(unsigned int max_cpus)
 {
         int i;
+        unsigned long half = tb_ticks_per_jiffy / 2;
         unsigned long offset = tb_ticks_per_jiffy / max_cpus;
         unsigned long previous_tb = per_cpu(last_jiffy, boot_cpuid);
 
         /* make sure tb > per_cpu(last_jiffy, cpu) for all cpus always */
         previous_tb -= tb_ticks_per_jiffy;
+        /*
+         * The stolen time calculation for POWER5 shared-processor LPAR
+         * systems works better if the two threads' timebase interrupts
+         * are staggered by half a jiffy with respect to each other.
+         */
         for_each_cpu(i) {
-                if (i != boot_cpuid) {
+                if (i == boot_cpuid)
+                        continue;
+                if (i == (boot_cpuid ^ 1))
+                        per_cpu(last_jiffy, i) =
+                                per_cpu(last_jiffy, boot_cpuid) - half;
+                else if (i & 1)
+                        per_cpu(last_jiffy, i) =
+                                per_cpu(last_jiffy, i ^ 1) + half;
+                else {
                         previous_tb += offset;
                         per_cpu(last_jiffy, i) = previous_tb;
                 }
@@ -720,6 +956,7 @@ void __init time_init(void)
         tb_ticks_per_sec = ppc_tb_freq;
         tb_ticks_per_usec = ppc_tb_freq / 1000000;
         tb_to_us = mulhwu_scale_factor(ppc_tb_freq, 1000000);
+        calc_cputime_factors();
 
         /*
          * Calculate the length of each tick in ns.  It will not be
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index 04f7df39ffbb..ec8370368423 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -1,6 +1,4 @@
 /*
- *  linux/arch/ppc64/kernel/vdso.c
- *
  *    Copyright (C) 2004 Benjamin Herrenschmidt, IBM Corp.
  *                       <benh@kernel.crashing.org>
  *
diff --git a/arch/powerpc/lib/copypage_64.S b/arch/powerpc/lib/copypage_64.S
index 40523b140109..f9837f44ac0b 100644
--- a/arch/powerpc/lib/copypage_64.S
+++ b/arch/powerpc/lib/copypage_64.S
@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/lib/copypage.S
- *
  * Copyright (C) 2002 Paul Mackerras, IBM Corp.
  *
  * This program is free software; you can redistribute it and/or
diff --git a/arch/powerpc/lib/copyuser_64.S b/arch/powerpc/lib/copyuser_64.S
index 6d69ef39b7df..a6b54cb97c49 100644
--- a/arch/powerpc/lib/copyuser_64.S
+++ b/arch/powerpc/lib/copyuser_64.S
@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/lib/copyuser.S
- *
  * Copyright (C) 2002 Paul Mackerras, IBM Corp.
  *
  * This program is free software; you can redistribute it and/or
diff --git a/arch/powerpc/lib/e2a.c b/arch/powerpc/lib/e2a.c
index d2b834887920..4b72ed8fd50e 100644
--- a/arch/powerpc/lib/e2a.c
+++ b/arch/powerpc/lib/e2a.c
@@ -1,9 +1,7 @@
 /*
- *  arch/ppc64/lib/e2a.c
- *
  *  EBCDIC to ASCII conversion
  *
- * This function moved here from arch/ppc64/kernel/viopath.c
+ * This function moved here from arch/powerpc/platforms/iseries/viopath.c 
  *
  * (C) Copyright 2000-2004 IBM Corporation
  *
@@ -105,4 +103,14 @@ unsigned char e2a(unsigned char x)
 }
 EXPORT_SYMBOL(e2a);
 
+unsigned char* strne2a(unsigned char *dest, const unsigned char *src, size_t n)
+{
+        int i;
+
+        n = strnlen(src, n);
 
+        for (i = 0; i < n; i++)
+                dest[i] = e2a(src[i]);
+
+        return dest;
+}
diff --git a/arch/powerpc/lib/memcpy_64.S b/arch/powerpc/lib/memcpy_64.S
index 9ccacdf5bcb9..fd66acfd3e3e 100644
--- a/arch/powerpc/lib/memcpy_64.S
+++ b/arch/powerpc/lib/memcpy_64.S
@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/lib/memcpy.S
- *
  * Copyright (C) 2002 Paul Mackerras, IBM Corp.
  *
  * This program is free software; you can redistribute it and/or
diff --git a/arch/powerpc/lib/rheap.c b/arch/powerpc/lib/rheap.c
index 42c5de2c898f..31e511856dc5 100644
--- a/arch/powerpc/lib/rheap.c
+++ b/arch/powerpc/lib/rheap.c
@@ -1,6 +1,4 @@
 /*
- * arch/ppc/syslib/rheap.c
- *
  * A Remote Heap.  Remote means that we don't touch the memory that the
  * heap points to. Normal heap implementations use the memory they manage
  * to place their list. We cannot do that because the memory we manage may
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index a4815d316722..ec4adcb4bc28 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/mm/fault.c
- *
  *  PowerPC version
  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
  *
diff --git a/arch/powerpc/mm/hash_low_32.S b/arch/powerpc/mm/hash_low_32.S
index 12ccd7155bac..ea469eefa146 100644
--- a/arch/powerpc/mm/hash_low_32.S
+++ b/arch/powerpc/mm/hash_low_32.S
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/kernel/hashtable.S
- *
  *  $Id: hashtable.S,v 1.6 1999/10/08 01:56:15 paulus Exp $
  *
  *  PowerPC version
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index e9d589eefc14..89b35c181314 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -169,7 +169,7 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend,
 #ifdef CONFIG_PPC_ISERIES
                 if (_machine == PLATFORM_ISERIES_LPAR)
                         ret = iSeries_hpte_insert(hpteg, va,
-                                                  __pa(vaddr),
+                                                  paddr,
                                                   tmp_mode,
                                                   HPTE_V_BOLTED,
                                                   psize);
@@ -178,7 +178,7 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend,
 #ifdef CONFIG_PPC_PSERIES
                 if (_machine & PLATFORM_LPAR)
                         ret = pSeries_lpar_hpte_insert(hpteg, va,
-                                                       virt_to_abs(paddr),
+                                                       paddr,
                                                        tmp_mode,
                                                        HPTE_V_BOLTED,
                                                        psize);
@@ -186,7 +186,7 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend,
 #endif
 #ifdef CONFIG_PPC_MULTIPLATFORM
                         ret = native_hpte_insert(hpteg, va,
-                                                 virt_to_abs(paddr),
+                                                 paddr,
                                                  tmp_mode, HPTE_V_BOLTED,
                                                  psize);
 #endif
@@ -392,7 +392,7 @@ static unsigned long __init htab_get_table_size(void)
 #ifdef CONFIG_MEMORY_HOTPLUG
 void create_section_mapping(unsigned long start, unsigned long end)
 {
-                BUG_ON(htab_bolt_mapping(start, end, start,
+                BUG_ON(htab_bolt_mapping(start, end, __pa(start),
                         _PAGE_ACCESSED | _PAGE_DIRTY | _PAGE_COHERENT | PP_RWXX,
                         mmu_linear_psize));
 }
@@ -422,7 +422,7 @@ void __init htab_initialize(void)
 
         htab_hash_mask = pteg_count - 1;
 
-        if (platform_is_lpar()) {
+        if (firmware_has_feature(FW_FEATURE_LPAR)) {
                 /* Using a hypervisor which owns the htab */
                 htab_address = NULL;
                 _SDR1 = 0; 
@@ -431,7 +431,6 @@ void __init htab_initialize(void)
                  * the absolute address space.
                  */
                 table = lmb_alloc(htab_size_bytes, htab_size_bytes);
-                BUG_ON(table == 0);
 
                 DBG("Hash table allocated at %lx, size: %lx\n", table,
                     htab_size_bytes);
@@ -474,21 +473,22 @@ void __init htab_initialize(void)
 
                 if (dart_tablebase != 0 && dart_tablebase >= base
                     && dart_tablebase < (base + size)) {
+                        unsigned long dart_table_end = dart_tablebase + 16 * MB;
                         if (base != dart_tablebase)
                                 BUG_ON(htab_bolt_mapping(base, dart_tablebase,
-                                                         base, mode_rw,
-                                                         mmu_linear_psize));
-                        if ((base + size) > (dart_tablebase + 16*MB))
+                                                        __pa(base), mode_rw,
+                                                        mmu_linear_psize));
+                        if ((base + size) > dart_table_end)
                                 BUG_ON(htab_bolt_mapping(dart_tablebase+16*MB,
-                                                         base + size,
-                                                         dart_tablebase+16*MB,
+                                                        base + size,
+                                                        __pa(dart_table_end),
                                                          mode_rw,
                                                          mmu_linear_psize));
                         continue;
                 }
 #endif /* CONFIG_U3_DART */
-                BUG_ON(htab_bolt_mapping(base, base + size, base,
-                                         mode_rw, mmu_linear_psize));
+                BUG_ON(htab_bolt_mapping(base, base + size, __pa(base),
+                                        mode_rw, mmu_linear_psize));
        }
 
         /*
@@ -505,8 +505,8 @@ void __init htab_initialize(void)
                 if (base + size >= tce_alloc_start)
                         tce_alloc_start = base + size + 1;
 
-                BUG_ON(htab_bolt_mapping(tce_alloc_start, tce_alloc_end,
-                                         tce_alloc_start, mode_rw,
+                BUG_ON(htab_bolt_mapping(tce_alloc_start, tce_alloc_end,
+                                         __pa(tce_alloc_start), mode_rw,
                                          mmu_linear_psize));
         }
 
@@ -517,7 +517,7 @@ void __init htab_initialize(void)
 
 void htab_initialize_secondary(void)
 {
-        if (!platform_is_lpar())
+        if (!firmware_has_feature(FW_FEATURE_LPAR))
                 mtspr(SPRN_SDR1, _SDR1);
 }
 
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index b51bb28c054b..7370f9f33e29 100644
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -133,21 +133,6 @@ pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr,
         return __pte(old);
 }
 
-/*
- * This function checks for proper alignment of input addr and len parameters.
- */
-int is_aligned_hugepage_range(unsigned long addr, unsigned long len)
-{
-        if (len & ~HPAGE_MASK)
-                return -EINVAL;
-        if (addr & ~HPAGE_MASK)
-                return -EINVAL;
-        if (! (within_hugepage_low_range(addr, len)
-               || within_hugepage_high_range(addr, len)) )
-                return -EINVAL;
-        return 0;
-}
-
 struct slb_flush_info {
         struct mm_struct *mm;
         u16 newareas;
diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c
index 7d0d75c11848..b57fb3a2b7bb 100644
--- a/arch/powerpc/mm/init_32.c
+++ b/arch/powerpc/mm/init_32.c
@@ -216,7 +216,7 @@ static void free_sec(unsigned long start, unsigned long end, const char *name)
 
         while (start < end) {
                 ClearPageReserved(virt_to_page(start));
-                set_page_count(virt_to_page(start), 1);
+                init_page_count(virt_to_page(start));
                 free_page(start);
                 cnt++;
                 start += PAGE_SIZE;
@@ -248,7 +248,7 @@ void free_initrd_mem(unsigned long start, unsigned long end)
                 printk ("Freeing initrd memory: %ldk freed\n", (end - start) >> 10);
         for (; start < end; start += PAGE_SIZE) {
                 ClearPageReserved(virt_to_page(start));
-                set_page_count(virt_to_page(start), 1);
+                init_page_count(virt_to_page(start));
                 free_page(start);
                 totalram_pages++;
         }
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index 81cfb0c2ec58..babebd15bdc4 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -84,54 +84,6 @@
 /* max amount of RAM to use */
 unsigned long __max_memory;
 
-/* info on what we think the IO hole is */
-unsigned long   io_hole_start;
-unsigned long   io_hole_size;
-
-/*
- * Do very early mm setup.
- */
-void __init mm_init_ppc64(void)
-{
-#ifndef CONFIG_PPC_ISERIES
-        unsigned long i;
-#endif
-
-        ppc64_boot_msg(0x100, "MM Init");
-
-        /* This is the story of the IO hole... please, keep seated,
-         * unfortunately, we are out of oxygen masks at the moment.
-         * So we need some rough way to tell where your big IO hole
-         * is. On pmac, it's between 2G and 4G, on POWER3, it's around
-         * that area as well, on POWER4 we don't have one, etc...
-         * We need that as a "hint" when sizing the TCE table on POWER3
-         * So far, the simplest way that seem work well enough for us it
-         * to just assume that the first discontinuity in our physical
-         * RAM layout is the IO hole. That may not be correct in the future
-         * (and isn't on iSeries but then we don't care ;)
-         */
-
-#ifndef CONFIG_PPC_ISERIES
-        for (i = 1; i < lmb.memory.cnt; i++) {
-                unsigned long base, prevbase, prevsize;
-
-                prevbase = lmb.memory.region[i-1].base;
-                prevsize = lmb.memory.region[i-1].size;
-                base = lmb.memory.region[i].base;
-                if (base > (prevbase + prevsize)) {
-                        io_hole_start = prevbase + prevsize;
-                        io_hole_size = base  - (prevbase + prevsize);
-                        break;
-                }
-        }
-#endif /* CONFIG_PPC_ISERIES */
-        if (io_hole_start)
-                printk("IO Hole assumed to be %lx -> %lx\n",
-                       io_hole_start, io_hole_start + io_hole_size - 1);
-
-        ppc64_boot_msg(0x100, "MM Init Done");
-}
-
 void free_initmem(void)
 {
         unsigned long addr;
@@ -140,7 +92,7 @@ void free_initmem(void)
         for (; addr < (unsigned long)__init_end; addr += PAGE_SIZE) {
                 memset((void *)addr, 0xcc, PAGE_SIZE);
                 ClearPageReserved(virt_to_page(addr));
-                set_page_count(virt_to_page(addr), 1);
+                init_page_count(virt_to_page(addr));
                 free_page(addr);
                 totalram_pages++;
         }
@@ -155,7 +107,7 @@ void free_initrd_mem(unsigned long start, unsigned long end)
                 printk ("Freeing initrd memory: %ldk freed\n", (end - start) >> 10);
         for (; start < end; start += PAGE_SIZE) {
                 ClearPageReserved(virt_to_page(start));
-                set_page_count(virt_to_page(start), 1);
+                init_page_count(virt_to_page(start));
                 free_page(start);
                 totalram_pages++;
         }
diff --git a/arch/powerpc/mm/lmb.c b/arch/powerpc/mm/lmb.c
index bbe3eac918e8..417d58518558 100644
--- a/arch/powerpc/mm/lmb.c
+++ b/arch/powerpc/mm/lmb.c
@@ -31,6 +31,8 @@
 #define DBG(fmt...)
 #endif
 
+#define LMB_ALLOC_ANYWHERE      0
+
 struct lmb lmb;
 
 void lmb_dump_all(void)
@@ -226,6 +228,20 @@ unsigned long __init lmb_alloc(unsigned long size, unsigned long align)
 unsigned long __init lmb_alloc_base(unsigned long size, unsigned long align,
                                     unsigned long max_addr)
 {
+        unsigned long alloc;
+
+        alloc = __lmb_alloc_base(size, align, max_addr);
+
+        if (alloc == 0)
+                panic("ERROR: Failed to allocate 0x%lx bytes below 0x%lx.\n",
+                                size, max_addr);
+
+        return alloc;
+}
+
+unsigned long __init __lmb_alloc_base(unsigned long size, unsigned long align,
+                                    unsigned long max_addr)
+{
         long i, j;
         unsigned long base = 0;
 
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 550517c2dd42..badac10d700c 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -108,8 +108,8 @@ EXPORT_SYMBOL(phys_mem_access_prot);
 void online_page(struct page *page)
 {
         ClearPageReserved(page);
-        set_page_count(page, 0);
-        free_cold_page(page);
+        init_page_count(page);
+        __free_page(page);
         totalram_pages++;
         num_physpages++;
 }
@@ -125,7 +125,7 @@ int __devinit add_memory(u64 start, u64 size)
         nid = hot_add_scn_to_nid(start);
         pgdata = NODE_DATA(nid);
 
-        start = __va(start);
+        start = (unsigned long)__va(start);
         create_section_mapping(start, start + size);
 
         /* this should work for most non-highmem platforms */
@@ -249,7 +249,6 @@ void __init do_init_bootmem(void)
         bootmap_pages = bootmem_bootmap_pages(total_pages);
 
         start = lmb_alloc(bootmap_pages << PAGE_SHIFT, PAGE_SIZE);
-        BUG_ON(!start);
 
         boot_mapsize = init_bootmem(start >> PAGE_SHIFT, total_pages);
 
@@ -376,7 +375,7 @@ void __init mem_init(void)
                         struct page *page = pfn_to_page(pfn);
 
                         ClearPageReserved(page);
-                        set_page_count(page, 1);
+                        init_page_count(page);
                         __free_page(page);
                         totalhigh_pages++;
                 }
diff --git a/arch/powerpc/mm/mmap.c b/arch/powerpc/mm/mmap.c
index fe65f522aff3..972a8e884b9a 100644
--- a/arch/powerpc/mm/mmap.c
+++ b/arch/powerpc/mm/mmap.c
@@ -1,6 +1,4 @@
 /*
- *  linux/arch/ppc64/mm/mmap.c
- *
  *  flexible mmap layout support
  *
  * Copyright 2003-2004 Red Hat Inc., Durham, North Carolina.
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index 2863a912bcd0..e89b22aa539e 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -129,10 +129,12 @@ void __init get_region(unsigned int nid, unsigned long *start_pfn,
                 *start_pfn = 0;
 }
 
-static inline void map_cpu_to_node(int cpu, int node)
+static void __cpuinit map_cpu_to_node(int cpu, int node)
 {
         numa_cpu_lookup_table[cpu] = node;
 
+        dbg("adding cpu %d to node %d\n", cpu, node);
+
         if (!(cpu_isset(cpu, numa_cpumask_lookup_table[node])))
                 cpu_set(cpu, numa_cpumask_lookup_table[node]);
 }
@@ -153,7 +155,7 @@ static void unmap_cpu_from_node(unsigned long cpu)
 }
 #endif /* CONFIG_HOTPLUG_CPU */
 
-static struct device_node *find_cpu_node(unsigned int cpu)
+static struct device_node * __cpuinit find_cpu_node(unsigned int cpu)
 {
         unsigned int hw_cpuid = get_hard_smp_processor_id(cpu);
         struct device_node *cpu_node = NULL;
@@ -189,23 +191,29 @@ static int *of_get_associativity(struct device_node *dev)
         return (unsigned int *)get_property(dev, "ibm,associativity", NULL);
 }
 
-static int of_node_numa_domain(struct device_node *device)
+/* Returns nid in the range [0..MAX_NUMNODES-1], or -1 if no useful numa
+ * info is found.
+ */
+static int of_node_to_nid(struct device_node *device)
 {
-        int numa_domain;
+        int nid = -1;
         unsigned int *tmp;
 
         if (min_common_depth == -1)
-                return 0;
+                goto out;
 
         tmp = of_get_associativity(device);
-        if (tmp && (tmp[0] >= min_common_depth)) {
-                numa_domain = tmp[min_common_depth];
-        } else {
-                dbg("WARNING: no NUMA information for %s\n",
-                    device->full_name);
-                numa_domain = 0;
-        }
-        return numa_domain;
+        if (!tmp)
+                goto out;
+
+        if (tmp[0] >= min_common_depth)
+                nid = tmp[min_common_depth];
+
+        /* POWER4 LPAR uses 0xffff as invalid node */
+        if (nid == 0xffff || nid >= MAX_NUMNODES)
+                nid = -1;
+out:
+        return nid;
 }
 
 /*
@@ -246,8 +254,7 @@ static int __init find_min_common_depth(void)
         if ((len >= 1) && ref_points) {
                 depth = ref_points[1];
         } else {
-                dbg("WARNING: could not find NUMA "
-                    "associativity reference point\n");
+                dbg("NUMA: ibm,associativity-reference-points not found.\n");
                 depth = -1;
         }
         of_node_put(rtas_root);
@@ -283,9 +290,9 @@ static unsigned long __devinit read_n_cells(int n, unsigned int **buf)
  * Figure out to which domain a cpu belongs and stick it there.
  * Return the id of the domain used.
  */
-static int numa_setup_cpu(unsigned long lcpu)
+static int __cpuinit numa_setup_cpu(unsigned long lcpu)
 {
-        int numa_domain = 0;
+        int nid = 0;
         struct device_node *cpu = find_cpu_node(lcpu);
 
         if (!cpu) {
@@ -293,27 +300,16 @@ static int numa_setup_cpu(unsigned long lcpu)
                 goto out;
         }
 
-        numa_domain = of_node_numa_domain(cpu);
+        nid = of_node_to_nid(cpu);
 
-        if (numa_domain >= num_online_nodes()) {
-                /*
-                 * POWER4 LPAR uses 0xffff as invalid node,
-                 * dont warn in this case.
-                 */
-                if (numa_domain != 0xffff)
-                        printk(KERN_ERR "WARNING: cpu %ld "
-                               "maps to invalid NUMA node %d\n",
-                               lcpu, numa_domain);
-                numa_domain = 0;
-        }
+        if (nid < 0 || !node_online(nid))
+                nid = any_online_node(NODE_MASK_ALL);
 out:
-        node_set_online(numa_domain);
-
-        map_cpu_to_node(lcpu, numa_domain);
+        map_cpu_to_node(lcpu, nid);
 
         of_node_put(cpu);
 
-        return numa_domain;
+        return nid;
 }
 
 static int cpu_numa_callback(struct notifier_block *nfb,
@@ -325,10 +321,7 @@ static int cpu_numa_callback(struct notifier_block *nfb,
 
         switch (action) {
         case CPU_UP_PREPARE:
-                if (min_common_depth == -1 || !numa_enabled)
-                        map_cpu_to_node(lcpu, 0);
-                else
-                        numa_setup_cpu(lcpu);
+                numa_setup_cpu(lcpu);
                 ret = NOTIFY_OK;
                 break;
 #ifdef CONFIG_HOTPLUG_CPU
@@ -375,7 +368,7 @@ static int __init parse_numa_properties(void)
 {
         struct device_node *cpu = NULL;
         struct device_node *memory = NULL;
-        int max_domain;
+        int default_nid = 0;
         unsigned long i;
 
         if (numa_enabled == 0) {
@@ -385,32 +378,32 @@ static int __init parse_numa_properties(void)
 
         min_common_depth = find_min_common_depth();
 
-        dbg("NUMA associativity depth for CPU/Memory: %d\n", min_common_depth);
         if (min_common_depth < 0)
                 return min_common_depth;
 
-        max_domain = numa_setup_cpu(boot_cpuid);
+        dbg("NUMA associativity depth for CPU/Memory: %d\n", min_common_depth);
 
         /*
-         * Even though we connect cpus to numa domains later in SMP init,
-         * we need to know the maximum node id now. This is because each
-         * node id must have NODE_DATA etc backing it.
-         * As a result of hotplug we could still have cpus appear later on
-         * with larger node ids. In that case we force the cpu into node 0.
+         * Even though we connect cpus to numa domains later in SMP
+         * init, we need to know the node ids now. This is because
+         * each node to be onlined must have NODE_DATA etc backing it.
          */
-        for_each_cpu(i) {
-                int numa_domain;
+        for_each_present_cpu(i) {
+                int nid;
 
                 cpu = find_cpu_node(i);
+                BUG_ON(!cpu);
+                nid = of_node_to_nid(cpu);
+                of_node_put(cpu);
 
-                if (cpu) {
-                        numa_domain = of_node_numa_domain(cpu);
-                        of_node_put(cpu);
-
-                        if (numa_domain < MAX_NUMNODES &&
-                            max_domain < numa_domain)
-                                max_domain = numa_domain;
-                }
+                /*
+                 * Don't fall back to default_nid yet -- we will plug
+                 * cpus into nodes once the memory scan has discovered
+                 * the topology.
+                 */
+                if (nid < 0)
+                        continue;
+                node_set_online(nid);
         }
 
         get_n_mem_cells(&n_mem_addr_cells, &n_mem_size_cells);
@@ -418,7 +411,7 @@ static int __init parse_numa_properties(void)
         while ((memory = of_find_node_by_type(memory, "memory")) != NULL) {
                 unsigned long start;
                 unsigned long size;
-                int numa_domain;
+                int nid;
                 int ranges;
                 unsigned int *memcell_buf;
                 unsigned int len;
@@ -439,18 +432,15 @@ new_range:
                 start = read_n_cells(n_mem_addr_cells, &memcell_buf);
                 size = read_n_cells(n_mem_size_cells, &memcell_buf);
 
-                numa_domain = of_node_numa_domain(memory);
-
-                if (numa_domain >= MAX_NUMNODES) {
-                        if (numa_domain != 0xffff)
-                                printk(KERN_ERR "WARNING: memory at %lx maps "
-                                       "to invalid NUMA node %d\n", start,
-                                       numa_domain);
-                        numa_domain = 0;
-                }
-
-                if (max_domain < numa_domain)
-                        max_domain = numa_domain;
+                /*
+                 * Assumption: either all memory nodes or none will
+                 * have associativity properties.  If none, then
+                 * everything goes to default_nid.
+                 */
+                nid = of_node_to_nid(memory);
+                if (nid < 0)
+                        nid = default_nid;
+                node_set_online(nid);
 
                 if (!(size = numa_enforce_memory_limit(start, size))) {
                         if (--ranges)
@@ -459,16 +449,13 @@ new_range:
                                 continue;
                 }
 
-                add_region(numa_domain, start >> PAGE_SHIFT,
+                add_region(nid, start >> PAGE_SHIFT,
                            size >> PAGE_SHIFT);
 
                 if (--ranges)
                         goto new_range;
         }
 
-        for (i = 0; i <= max_domain; i++)
-                node_set_online(i);
-
         return 0;
 }
 
@@ -483,7 +470,6 @@ static void __init setup_nonnuma(void)
         printk(KERN_INFO "Memory hole size: %ldMB\n",
                (top_of_ram - total_ram) >> 20);
 
-        map_cpu_to_node(boot_cpuid, 0);
         for (i = 0; i < lmb.memory.cnt; ++i)
                 add_region(0, lmb.memory.region[i].base >> PAGE_SHIFT,
                            lmb_size_pages(&lmb.memory, i));
@@ -570,11 +556,11 @@ static void __init *careful_allocation(int nid, unsigned long size,
                                        unsigned long end_pfn)
 {
         int new_nid;
-        unsigned long ret = lmb_alloc_base(size, align, end_pfn << PAGE_SHIFT);
+        unsigned long ret = __lmb_alloc_base(size, align, end_pfn << PAGE_SHIFT);
 
         /* retry over all memory */
         if (!ret)
-                ret = lmb_alloc_base(size, align, lmb_end_of_DRAM());
+                ret = __lmb_alloc_base(size, align, lmb_end_of_DRAM());
 
         if (!ret)
                 panic("numa.c: cannot allocate %lu bytes on node %d",
@@ -620,6 +606,8 @@ void __init do_init_bootmem(void)
                 dump_numa_memory_topology();
 
         register_cpu_notifier(&ppc64_numa_nb);
+        cpu_numa_callback(&ppc64_numa_nb, CPU_UP_PREPARE,
+                          (void *)(unsigned long)boot_cpuid);
 
         for_each_online_node(nid) {
                 unsigned long start_pfn, end_pfn, pages_present;
@@ -767,10 +755,10 @@ int hot_add_scn_to_nid(unsigned long scn_addr)
 {
         struct device_node *memory = NULL;
         nodemask_t nodes;
-        int numa_domain = 0;
+        int default_nid = any_online_node(NODE_MASK_ALL);
 
         if (!numa_enabled || (min_common_depth < 0))
-                return numa_domain;
+                return default_nid;
 
         while ((memory = of_find_node_by_type(memory, "memory")) != NULL) {
                 unsigned long start, size;
@@ -787,15 +775,15 @@ int hot_add_scn_to_nid(unsigned long scn_addr)
 ha_new_range:
                 start = read_n_cells(n_mem_addr_cells, &memcell_buf);
                 size = read_n_cells(n_mem_size_cells, &memcell_buf);
-                numa_domain = of_node_numa_domain(memory);
+                nid = of_node_to_nid(memory);
 
                 /* Domains not present at boot default to 0 */
-                if (!node_online(numa_domain))
-                        numa_domain = any_online_node(NODE_MASK_ALL);
+                if (nid < 0 || !node_online(nid))
+                        nid = default_nid;
 
                 if ((scn_addr >= start) && (scn_addr < (start + size))) {
                         of_node_put(memory);
-                        goto got_numa_domain;
+                        goto got_nid;
                 }
 
                 if (--ranges)           /* process all ranges in cell */
@@ -804,12 +792,12 @@ ha_new_range:
         BUG();  /* section address should be found above */
 
         /* Temporary code to ensure that returned node is not empty */
-got_numa_domain:
+got_nid:
         nodes_setall(nodes);
-        while (NODE_DATA(numa_domain)->node_spanned_pages == 0) {
-                node_clear(numa_domain, nodes);
-                numa_domain = any_online_node(nodes);
+        while (NODE_DATA(nid)->node_spanned_pages == 0) {
+                node_clear(nid, nodes);
+                nid = any_online_node(nodes);
         }
-        return numa_domain;
+        return nid;
 }
 #endif /* CONFIG_MEMORY_HOTPLUG */
diff --git a/arch/powerpc/mm/slb_low.S b/arch/powerpc/mm/slb_low.S
index d1acee38f163..abfaabf667bf 100644
--- a/arch/powerpc/mm/slb_low.S
+++ b/arch/powerpc/mm/slb_low.S
@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/mm/slb_low.S
- *
  * Low-level SLB routines
  *
  * Copyright (C) 2004 David Gibson <dwg@au.ibm.com>, IBM
diff --git a/arch/powerpc/mm/stab.c b/arch/powerpc/mm/stab.c
index 82e4951826bc..91d25fb27f89 100644
--- a/arch/powerpc/mm/stab.c
+++ b/arch/powerpc/mm/stab.c
@@ -247,10 +247,6 @@ void stabs_alloc(void)
 
                 newstab = lmb_alloc_base(HW_PAGE_SIZE, HW_PAGE_SIZE,
                                          1<<SID_SHIFT);
-                if (! newstab)
-                        panic("Unable to allocate segment table for CPU %d.\n",
-                              cpu);
-
                 newstab = (unsigned long)__va(newstab);
 
                 memset((void *)newstab, 0, HW_PAGE_SIZE);
diff --git a/arch/powerpc/mm/tlb_64.c b/arch/powerpc/mm/tlb_64.c
index bb3afb6e6317..f734b11566c2 100644
--- a/arch/powerpc/mm/tlb_64.c
+++ b/arch/powerpc/mm/tlb_64.c
@@ -36,7 +36,7 @@
 DEFINE_PER_CPU(struct ppc64_tlb_batch, ppc64_tlb_batch);
 
 /* This is declared as we are using the more or less generic
- * include/asm-ppc64/tlb.h file -- tgall
+ * include/asm-powerpc/tlb.h file -- tgall
  */
 DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
 DEFINE_PER_CPU(struct pte_freelist_batch *, pte_freelist_cur);
diff --git a/arch/powerpc/oprofile/op_model_power4.c b/arch/powerpc/oprofile/op_model_power4.c
index 659a021da0c7..4b06e53eb9b4 100644
--- a/arch/powerpc/oprofile/op_model_power4.c
+++ b/arch/powerpc/oprofile/op_model_power4.c
@@ -10,6 +10,7 @@
 #include <linux/oprofile.h>
 #include <linux/init.h>
 #include <linux/smp.h>
+#include <asm/firmware.h>
 #include <asm/ptrace.h>
 #include <asm/system.h>
 #include <asm/processor.h>
@@ -232,7 +233,7 @@ static unsigned long get_pc(struct pt_regs *regs)
         mmcra = mfspr(SPRN_MMCRA);
 
         /* Were we in the hypervisor? */
-        if (platform_is_lpar() && (mmcra & MMCRA_SIHV))
+        if (firmware_has_feature(FW_FEATURE_LPAR) && (mmcra & MMCRA_SIHV))
                 /* function descriptor madness */
                 return *((unsigned long *)hypervisor_bucket);
 
diff --git a/arch/powerpc/platforms/83xx/Makefile b/arch/powerpc/platforms/83xx/Makefile
index 9d8b28ef3343..5c72367441a8 100644
--- a/arch/powerpc/platforms/83xx/Makefile
+++ b/arch/powerpc/platforms/83xx/Makefile
@@ -1,4 +1,6 @@
 #
 # Makefile for the PowerPC 83xx linux kernel.
 #
-obj-$(CONFIG_MPC834x_SYS)       += mpc834x_sys.o pci.o
+obj-y                           := misc.o
+obj-$(CONFIG_PCI)               += pci.o
+obj-$(CONFIG_MPC834x_SYS)       += mpc834x_sys.o
diff --git a/arch/powerpc/platforms/83xx/misc.c b/arch/powerpc/platforms/83xx/misc.c
new file mode 100644
index 000000000000..1455bcef4892
--- /dev/null
+++ b/arch/powerpc/platforms/83xx/misc.c
@@ -0,0 +1,55 @@
+/*
+ * misc setup functions for MPC83xx
+ *
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/config.h>
+#include <linux/stddef.h>
+#include <linux/kernel.h>
+
+#include <asm/io.h>
+#include <asm/hw_irq.h>
+#include <sysdev/fsl_soc.h>
+
+#include "mpc83xx.h"
+
+void mpc83xx_restart(char *cmd)
+{
+#define RST_OFFSET      0x00000900
+#define RST_PROT_REG    0x00000018
+#define RST_CTRL_REG    0x0000001c
+        __be32 __iomem *reg;
+
+        /* map reset register space */
+        reg = ioremap(get_immrbase() + 0x900, 0xff);
+
+        local_irq_disable();
+
+        /* enable software reset "RSTE" */
+        out_be32(reg + (RST_PROT_REG >> 2), 0x52535445);
+
+        /* set software hard reset */
+        out_be32(reg + (RST_CTRL_REG >> 2), 0x2);
+        for (;;) ;
+}
+
+long __init mpc83xx_time_init(void)
+{
+#define SPCR_OFFSET     0x00000110
+#define SPCR_TBEN       0x00400000
+        __be32 __iomem *spcr = ioremap(get_immrbase() + SPCR_OFFSET, 4);
+        __be32 tmp;
+
+        tmp = in_be32(spcr);
+        out_be32(spcr, tmp | SPCR_TBEN);
+
+        iounmap(spcr);
+
+        return 0;
+}
diff --git a/arch/powerpc/platforms/83xx/mpc834x_sys.c b/arch/powerpc/platforms/83xx/mpc834x_sys.c
index 2098dd05a773..7c18b4cd5db4 100644
--- a/arch/powerpc/platforms/83xx/mpc834x_sys.c
+++ b/arch/powerpc/platforms/83xx/mpc834x_sys.c
@@ -24,22 +24,15 @@
 #include <linux/delay.h>
 #include <linux/seq_file.h>
 #include <linux/root_dev.h>
-#include <linux/module.h>
-#include <linux/fsl_devices.h>
 
 #include <asm/system.h>
-#include <asm/pgtable.h>
-#include <asm/page.h>
 #include <asm/atomic.h>
 #include <asm/time.h>
 #include <asm/io.h>
 #include <asm/machdep.h>
 #include <asm/ipic.h>
 #include <asm/bootinfo.h>
-#include <asm/pci-bridge.h>
-#include <asm/mpc83xx.h>
 #include <asm/irq.h>
-#include <mm/mmu_decl.h>
 #include <asm/prom.h>
 #include <asm/udbg.h>
 #include <sysdev/fsl_soc.h>
@@ -52,8 +45,6 @@ unsigned long isa_mem_base = 0;
 #endif
 
 #ifdef CONFIG_PCI
-extern int mpc83xx_pci2_busno;
-
 static int
 mpc83xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
 {
@@ -78,26 +69,14 @@ mpc83xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
         const long min_idsel = 0x11, max_idsel = 0x20, irqs_per_slot = 4;
         return PCI_IRQ_TABLE_LOOKUP;
 }
-
-static int
-mpc83xx_exclude_device(u_char bus, u_char devfn)
-{
-        if (bus == 0 && PCI_SLOT(devfn) == 0)
-                return PCIBIOS_DEVICE_NOT_FOUND;
-        if (mpc83xx_pci2_busno)
-                if (bus == (mpc83xx_pci2_busno) && PCI_SLOT(devfn) == 0)
-                        return PCIBIOS_DEVICE_NOT_FOUND;
-        return PCIBIOS_SUCCESSFUL;
-}
-#endif /* CONFIG_PCI */
+#endif                          /* CONFIG_PCI */
 
 /* ************************************************************************
  *
  * Setup the architecture
  *
  */
-static void __init
-mpc834x_sys_setup_arch(void)
+static void __init mpc834x_sys_setup_arch(void)
 {
         struct device_node *np;
 
@@ -106,14 +85,14 @@ mpc834x_sys_setup_arch(void)
 
         np = of_find_node_by_type(NULL, "cpu");
         if (np != 0) {
-                unsigned int *fp = (int *) get_property(np, "clock-frequency", NULL);
+                unsigned int *fp =
+                    (int *)get_property(np, "clock-frequency", NULL);
                 if (fp != 0)
                         loops_per_jiffy = *fp / HZ;
                 else
                         loops_per_jiffy = 50000000 / HZ;
                 of_node_put(np);
         }
-
 #ifdef CONFIG_PCI
         for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
                 add_bridge(np);
@@ -124,14 +103,13 @@ mpc834x_sys_setup_arch(void)
 #endif
 
 #ifdef  CONFIG_ROOT_NFS
-                ROOT_DEV = Root_NFS;
+        ROOT_DEV = Root_NFS;
 #else
-                ROOT_DEV = Root_HDA1;
+        ROOT_DEV = Root_HDA1;
 #endif
 }
 
-void __init
-mpc834x_sys_init_IRQ(void)
+void __init mpc834x_sys_init_IRQ(void)
 {
         u8 senses[8] = {
                 0,                      /* EXT 0 */
@@ -160,64 +138,27 @@ mpc834x_sys_init_IRQ(void)
 }
 
 #if defined(CONFIG_I2C_MPC) && defined(CONFIG_SENSORS_DS1374)
-extern ulong    ds1374_get_rtc_time(void);
-extern int      ds1374_set_rtc_time(ulong);
+extern ulong ds1374_get_rtc_time(void);
+extern int ds1374_set_rtc_time(ulong);
 
-static int __init
-mpc834x_rtc_hookup(void)
+static int __init mpc834x_rtc_hookup(void)
 {
-        struct timespec tv;
+        struct timespec tv;
 
         ppc_md.get_rtc_time = ds1374_get_rtc_time;
         ppc_md.set_rtc_time = ds1374_set_rtc_time;
 
         tv.tv_nsec = 0;
-        tv.tv_sec = (ppc_md.get_rtc_time)();
+        tv.tv_sec = (ppc_md.get_rtc_time) ();
         do_settimeofday(&tv);
 
         return 0;
 }
+
 late_initcall(mpc834x_rtc_hookup);
 #endif
 
-static void
-mpc83xx_restart(char *cmd)
-{
-#define RST_OFFSET      0x00000900
-#define RST_PROT_REG    0x00000018
-#define RST_CTRL_REG    0x0000001c
-        __be32 __iomem *reg;
-
-        // map reset register space
-        reg = ioremap(get_immrbase() + 0x900, 0xff);
-
-        local_irq_disable();
-
-        /* enable software reset "RSTE" */
-        out_be32(reg + (RST_PROT_REG >> 2), 0x52535445);
-
-        /* set software hard reset */
-        out_be32(reg + (RST_CTRL_REG >> 2), 0x52535445);
-        for(;;);
-}
-
-static long __init
-mpc83xx_time_init(void)
-{
-#define SPCR_OFFSET     0x00000110
-#define SPCR_TBEN       0x00400000
-        __be32 __iomem *spcr = ioremap(get_immrbase() + SPCR_OFFSET, 4);
-        __be32 tmp;
-
-        tmp = in_be32(spcr);
-        out_be32(spcr, tmp|SPCR_TBEN);
-
-        iounmap(spcr);
-
-        return 0;
-}
-void __init
-platform_init(void)
+void __init platform_init(void)
 {
         /* setup the PowerPC module struct */
         ppc_md.setup_arch = mpc834x_sys_setup_arch;
@@ -239,5 +180,3 @@ platform_init(void)
 
         return;
 }
-
-
diff --git a/arch/powerpc/platforms/83xx/mpc834x_sys.h b/arch/powerpc/platforms/83xx/mpc834x_sys.h
index e4ca39f6a862..fedecb73f7ff 100644
--- a/arch/powerpc/platforms/83xx/mpc834x_sys.h
+++ b/arch/powerpc/platforms/83xx/mpc834x_sys.h
@@ -20,4 +20,4 @@
 #define PIRQC   MPC83xx_IRQ_EXT6
 #define PIRQD   MPC83xx_IRQ_EXT7
 
-#endif                /* __MACH_MPC83XX_SYS_H__ */
+#endif                          /* __MACH_MPC83XX_SYS_H__ */
diff --git a/arch/powerpc/platforms/83xx/mpc83xx.h b/arch/powerpc/platforms/83xx/mpc83xx.h
index ce9e66abef24..01cae106912b 100644
--- a/arch/powerpc/platforms/83xx/mpc83xx.h
+++ b/arch/powerpc/platforms/83xx/mpc83xx.h
@@ -10,5 +10,8 @@
  */
 
 extern int add_bridge(struct device_node *dev);
+extern int mpc83xx_exclude_device(u_char bus, u_char devfn);
+extern void mpc83xx_restart(char *cmd);
+extern long mpc83xx_time_init(void);
 
-#endif /* __MPC83XX_H__ */
+#endif                          /* __MPC83XX_H__ */
diff --git a/arch/powerpc/platforms/83xx/pci.c b/arch/powerpc/platforms/83xx/pci.c
index 469cdacc5bd4..16f7d3b30e1d 100644
--- a/arch/powerpc/platforms/83xx/pci.c
+++ b/arch/powerpc/platforms/83xx/pci.c
@@ -36,7 +36,16 @@
 
 int mpc83xx_pci2_busno;
 
-#ifdef CONFIG_PCI
+int mpc83xx_exclude_device(u_char bus, u_char devfn)
+{
+        if (bus == 0 && PCI_SLOT(devfn) == 0)
+                return PCIBIOS_DEVICE_NOT_FOUND;
+        if (mpc83xx_pci2_busno)
+                if (bus == (mpc83xx_pci2_busno) && PCI_SLOT(devfn) == 0)
+                        return PCIBIOS_DEVICE_NOT_FOUND;
+        return PCIBIOS_SUCCESSFUL;
+}
+
 int __init add_bridge(struct device_node *dev)
 {
         int len;
@@ -52,7 +61,7 @@ int __init add_bridge(struct device_node *dev)
         has_address = (of_address_to_resource(dev, 0, &rsrc) == 0);
 
         /* Get bus range if any */
-        bus_range = (int *) get_property(dev, "bus-range", &len);
+        bus_range = (int *)get_property(dev, "bus-range", &len);
         if (bus_range == NULL || len < 2 * sizeof(int)) {
                 printk(KERN_WARNING "Can't get bus-range for %s, assume"
                        " bus 0\n", dev->full_name);
@@ -74,7 +83,7 @@ int __init add_bridge(struct device_node *dev)
         if ((rsrc.start & 0xfffff) == 0x8500) {
                 setup_indirect_pci(hose, immr + 0x8300, immr + 0x8304);
         }
-        /* PCI 2*/
+        /* PCI 2 */
         if ((rsrc.start & 0xfffff) == 0x8600) {
                 setup_indirect_pci(hose, immr + 0x8380, immr + 0x8384);
                 primary = 0;
@@ -84,10 +93,10 @@ int __init add_bridge(struct device_node *dev)
 
         printk(KERN_INFO "Found MPC83xx PCI host bridge at 0x%08lx. "
                "Firmware bus number: %d->%d\n",
-                rsrc.start, hose->first_busno, hose->last_busno);
+               rsrc.start, hose->first_busno, hose->last_busno);
 
         DBG(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n",
-                hose, hose->cfg_addr, hose->cfg_data);
+            hose, hose->cfg_addr, hose->cfg_data);
 
         /* Interpret the "ranges" property */
         /* This also maps the I/O region and sets isa_io/mem_base */
@@ -95,5 +104,3 @@ int __init add_bridge(struct device_node *dev)
 
         return 0;
 }
-
-#endif
diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig
index c5bc2821d991..d3d0ff745e84 100644
--- a/arch/powerpc/platforms/85xx/Kconfig
+++ b/arch/powerpc/platforms/85xx/Kconfig
@@ -1,86 +1,30 @@
-config 85xx
-        bool
-        depends on E500
-        default y
-
-config PPC_INDIRECT_PCI_BE
-        bool
-        depends on 85xx
-        default y
-
-menu "Freescale 85xx options"
-        depends on E500
+menu "Platform support"
+        depends on PPC_85xx
 
 choice
         prompt "Machine Type"
-        depends on 85xx
         default MPC8540_ADS
 
 config MPC8540_ADS
         bool "Freescale MPC8540 ADS"
         help
-          This option enables support for the MPC 8540 ADS evaluation board.
-
-config MPC8548_CDS
-        bool "Freescale MPC8548 CDS"
-        help
-          This option enablese support for the MPC8548 CDS evaluation board.
-
-config MPC8555_CDS
-        bool "Freescale MPC8555 CDS"
-        help
-          This option enablese support for the MPC8555 CDS evaluation board.
-
-config MPC8560_ADS
-        bool "Freescale MPC8560 ADS"
-        help
-          This option enables support for the MPC 8560 ADS evaluation board.
-
-config SBC8560
-        bool "WindRiver PowerQUICC III SBC8560"
-        help
-          This option enables support for the WindRiver PowerQUICC III 
-          SBC8560 board.
-
-config STX_GP3
-        bool "Silicon Turnkey Express GP3"
-        help
-          This option enables support for the Silicon Turnkey Express GP3
-          board.
+          This option enables support for the MPC 8540 ADS board
 
 endchoice
 
-# It's often necessary to know the specific 85xx processor type.
-# Fortunately, it is implied (so far) from the board type, so we
-# don't need to ask more redundant questions.
 config MPC8540
         bool
-        depends on MPC8540_ADS
-        default y
-
-config MPC8548
-        bool
-        depends on MPC8548_CDS
-        default y
+        select PPC_UDBG_16550
+        select PPC_INDIRECT_PCI
+        default y if MPC8540_ADS
 
-config MPC8555
-        bool
-        depends on MPC8555_CDS
-        default y
-
-config MPC8560
+config PPC_INDIRECT_PCI_BE
         bool
-        depends on SBC8560 || MPC8560_ADS || STX_GP3
-        default y
-
-config 85xx_PCI2
-        bool "Supprt for 2nd PCI host controller"
-        depends on MPC8555_CDS
+        depends on PPC_85xx
         default y
 
-config PPC_GEN550
+config MPIC
         bool
-        depends on MPC8540 || SBC8560 || MPC8555
         default y
 
 endmenu
diff --git a/arch/powerpc/platforms/85xx/Makefile b/arch/powerpc/platforms/85xx/Makefile
index 6407197ffd89..ffc4139cb214 100644
--- a/arch/powerpc/platforms/85xx/Makefile
+++ b/arch/powerpc/platforms/85xx/Makefile
@@ -1 +1,5 @@
-# empty makefile so make clean works
+#
+# Makefile for the PowerPC 85xx linux kernel.
+#
+obj-$(CONFIG_PPC_85xx)  += misc.o pci.o
+obj-$(CONFIG_MPC8540_ADS) += mpc85xx_ads.o
diff --git a/arch/powerpc/platforms/85xx/misc.c b/arch/powerpc/platforms/85xx/misc.c
new file mode 100644
index 000000000000..26c5e822c7c8
--- /dev/null
+++ b/arch/powerpc/platforms/85xx/misc.c
@@ -0,0 +1,31 @@
+/*
+ * MPC85xx generic code.
+ *
+ * Maintained by Kumar Gala (see MAINTAINERS for contact information)
+ *
+ * Copyright 2005 Freescale Semiconductor Inc.
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+#include <linux/irq.h>
+#include <linux/module.h>
+#include <asm/irq.h>
+
+extern void abort(void);
+
+void mpc85xx_restart(char *cmd)
+{
+        local_irq_disable();
+        abort();
+}
+
+/* For now this is a pass through */
+phys_addr_t fixup_bigphys_addr(phys_addr_t addr, phys_addr_t size)
+{
+        return addr;
+};
+
+EXPORT_SYMBOL(fixup_bigphys_addr);
diff --git a/arch/powerpc/platforms/85xx/mpc8540_ads.h b/arch/powerpc/platforms/85xx/mpc8540_ads.h
new file mode 100644
index 000000000000..f770cadb2080
--- /dev/null
+++ b/arch/powerpc/platforms/85xx/mpc8540_ads.h
@@ -0,0 +1,36 @@
+/*
+ * arch/ppc/platforms/85xx/mpc8540_ads.h
+ *
+ * MPC8540ADS board definitions
+ *
+ * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ *
+ * Copyright 2004 Freescale Semiconductor Inc.
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ *
+ */
+
+#ifndef __MACH_MPC8540ADS_H__
+#define __MACH_MPC8540ADS_H__
+
+#include <linux/config.h>
+#include <linux/initrd.h>
+
+#define BOARD_CCSRBAR           ((uint)0xe0000000)
+#define BCSR_ADDR               ((uint)0xf8000000)
+#define BCSR_SIZE               ((uint)(32 * 1024))
+
+/* PCI interrupt controller */
+#define PIRQA           MPC85xx_IRQ_EXT1
+#define PIRQB           MPC85xx_IRQ_EXT2
+#define PIRQC           MPC85xx_IRQ_EXT3
+#define PIRQD           MPC85xx_IRQ_EXT4
+
+/* Offset of CPM register space */
+#define CPM_MAP_ADDR    (CCSRBAR + MPC85xx_CPM_OFFSET)
+
+#endif                          /* __MACH_MPC8540ADS_H__ */
diff --git a/arch/powerpc/platforms/85xx/mpc85xx.h b/arch/powerpc/platforms/85xx/mpc85xx.h
new file mode 100644
index 000000000000..b44db6268f3d
--- /dev/null
+++ b/arch/powerpc/platforms/85xx/mpc85xx.h
@@ -0,0 +1,18 @@
+/*
+ * arch/ppc/platforms/85xx/mpc85xx.h
+ *
+ * MPC85xx soc definitions/function decls
+ *
+ * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ *
+ * Copyright 2005 Freescale Semiconductor Inc.
+ *
+ * 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.
+ *
+ */
+
+extern void mpc85xx_restart(char *);
+extern int add_bridge(struct device_node *dev);
diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ads.c b/arch/powerpc/platforms/85xx/mpc85xx_ads.c
new file mode 100644
index 000000000000..b7821dbae00d
--- /dev/null
+++ b/arch/powerpc/platforms/85xx/mpc85xx_ads.c
@@ -0,0 +1,244 @@
+/*
+ * MPC85xx setup and early boot code plus other random bits.
+ *
+ * Maintained by Kumar Gala (see MAINTAINERS for contact information)
+ *
+ * Copyright 2005 Freescale Semiconductor Inc.
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/config.h>
+#include <linux/stddef.h>
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/kdev_t.h>
+#include <linux/delay.h>
+#include <linux/seq_file.h>
+#include <linux/root_dev.h>
+
+#include <asm/system.h>
+#include <asm/time.h>
+#include <asm/machdep.h>
+#include <asm/pci-bridge.h>
+#include <asm/mpc85xx.h>
+#include <asm/prom.h>
+#include <asm/mpic.h>
+#include <mm/mmu_decl.h>
+#include <asm/udbg.h>
+
+#include <sysdev/fsl_soc.h>
+#include "mpc85xx.h"
+
+#ifndef CONFIG_PCI
+unsigned long isa_io_base = 0;
+unsigned long isa_mem_base = 0;
+#endif
+
+/*
+ * Internal interrupts are all Level Sensitive, and Positive Polarity
+ *
+ * Note:  Likely, this table and the following function should be
+ *        obtained and derived from the OF Device Tree.
+ */
+static u_char mpc85xx_ads_openpic_initsenses[] __initdata = {
+        MPC85XX_INTERNAL_IRQ_SENSES,
+        0x0,                    /* External  0: */
+#if defined(CONFIG_PCI)
+        (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),      /* Ext 1: PCI slot 0 */
+        (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),      /* Ext 2: PCI slot 1 */
+        (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),      /* Ext 3: PCI slot 2 */
+        (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),      /* Ext 4: PCI slot 3 */
+#else
+        0x0,                    /* External  1: */
+        0x0,                    /* External  2: */
+        0x0,                    /* External  3: */
+        0x0,                    /* External  4: */
+#endif
+        (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),      /* External 5: PHY */
+        0x0,                    /* External  6: */
+        (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),      /* External 7: PHY */
+        0x0,                    /* External  8: */
+        0x0,                    /* External  9: */
+        0x0,                    /* External 10: */
+        0x0,                    /* External 11: */
+};
+
+#ifdef CONFIG_PCI
+/*
+ * interrupt routing
+ */
+
+int
+mpc85xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
+{
+        static char pci_irq_table[][4] =
+            /*
+             * This is little evil, but works around the fact
+             * that revA boards have IDSEL starting at 18
+             * and others boards (older) start at 12
+             *
+             *      PCI IDSEL/INTPIN->INTLINE
+             *       A      B      C      D
+             */
+        {
+                {PIRQA, PIRQB, PIRQC, PIRQD},   /* IDSEL 2 */
+                {PIRQD, PIRQA, PIRQB, PIRQC},
+                {PIRQC, PIRQD, PIRQA, PIRQB},
+                {PIRQB, PIRQC, PIRQD, PIRQA},   /* IDSEL 5 */
+                {0, 0, 0, 0},   /* -- */
+                {0, 0, 0, 0},   /* -- */
+                {0, 0, 0, 0},   /* -- */
+                {0, 0, 0, 0},   /* -- */
+                {0, 0, 0, 0},   /* -- */
+                {0, 0, 0, 0},   /* -- */
+                {PIRQA, PIRQB, PIRQC, PIRQD},   /* IDSEL 12 */
+                {PIRQD, PIRQA, PIRQB, PIRQC},
+                {PIRQC, PIRQD, PIRQA, PIRQB},
+                {PIRQB, PIRQC, PIRQD, PIRQA},   /* IDSEL 15 */
+                {0, 0, 0, 0},   /* -- */
+                {0, 0, 0, 0},   /* -- */
+                {PIRQA, PIRQB, PIRQC, PIRQD},   /* IDSEL 18 */
+                {PIRQD, PIRQA, PIRQB, PIRQC},
+                {PIRQC, PIRQD, PIRQA, PIRQB},
+                {PIRQB, PIRQC, PIRQD, PIRQA},   /* IDSEL 21 */
+        };
+
+        const long min_idsel = 2, max_idsel = 21, irqs_per_slot = 4;
+        return PCI_IRQ_TABLE_LOOKUP;
+}
+
+int
+mpc85xx_exclude_device(u_char bus, u_char devfn)
+{
+        if (bus == 0 && PCI_SLOT(devfn) == 0)
+                return PCIBIOS_DEVICE_NOT_FOUND;
+        else
+                return PCIBIOS_SUCCESSFUL;
+}
+
+#endif /* CONFIG_PCI */
+
+
+void __init mpc85xx_ads_pic_init(void)
+{
+        struct mpic *mpic1;
+        phys_addr_t OpenPIC_PAddr;
+
+        /* Determine the Physical Address of the OpenPIC regs */
+        OpenPIC_PAddr = get_immrbase() + MPC85xx_OPENPIC_OFFSET;
+
+        mpic1 = mpic_alloc(OpenPIC_PAddr,
+                           MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
+                           4, MPC85xx_OPENPIC_IRQ_OFFSET, 0, 250,
+                           mpc85xx_ads_openpic_initsenses,
+                           sizeof(mpc85xx_ads_openpic_initsenses),
+                           " OpenPIC  ");
+        BUG_ON(mpic1 == NULL);
+        mpic_assign_isu(mpic1, 0, OpenPIC_PAddr + 0x10200);
+        mpic_assign_isu(mpic1, 1, OpenPIC_PAddr + 0x10280);
+        mpic_assign_isu(mpic1, 2, OpenPIC_PAddr + 0x10300);
+        mpic_assign_isu(mpic1, 3, OpenPIC_PAddr + 0x10380);
+        mpic_assign_isu(mpic1, 4, OpenPIC_PAddr + 0x10400);
+        mpic_assign_isu(mpic1, 5, OpenPIC_PAddr + 0x10480);
+        mpic_assign_isu(mpic1, 6, OpenPIC_PAddr + 0x10500);
+        mpic_assign_isu(mpic1, 7, OpenPIC_PAddr + 0x10580);
+
+        /* dummy mappings to get to 48 */
+        mpic_assign_isu(mpic1, 8, OpenPIC_PAddr + 0x10600);
+        mpic_assign_isu(mpic1, 9, OpenPIC_PAddr + 0x10680);
+        mpic_assign_isu(mpic1, 10, OpenPIC_PAddr + 0x10700);
+        mpic_assign_isu(mpic1, 11, OpenPIC_PAddr + 0x10780);
+
+        /* External ints */
+        mpic_assign_isu(mpic1, 12, OpenPIC_PAddr + 0x10000);
+        mpic_assign_isu(mpic1, 13, OpenPIC_PAddr + 0x10080);
+        mpic_assign_isu(mpic1, 14, OpenPIC_PAddr + 0x10100);
+        mpic_init(mpic1);
+}
+
+/*
+ * Setup the architecture
+ */
+static void __init mpc85xx_ads_setup_arch(void)
+{
+        struct device_node *cpu;
+        struct device_node *np;
+
+        if (ppc_md.progress)
+                ppc_md.progress("mpc85xx_ads_setup_arch()", 0);
+
+        cpu = of_find_node_by_type(NULL, "cpu");
+        if (cpu != 0) {
+                unsigned int *fp;
+
+                fp = (int *)get_property(cpu, "clock-frequency", NULL);
+                if (fp != 0)
+                        loops_per_jiffy = *fp / HZ;
+                else
+                        loops_per_jiffy = 50000000 / HZ;
+                of_node_put(cpu);
+        }
+
+#ifdef CONFIG_PCI
+        for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
+                add_bridge(np);
+
+        ppc_md.pci_swizzle = common_swizzle;
+        ppc_md.pci_map_irq = mpc85xx_map_irq;
+        ppc_md.pci_exclude_device = mpc85xx_exclude_device;
+#endif
+
+#ifdef  CONFIG_ROOT_NFS
+        ROOT_DEV = Root_NFS;
+#else
+        ROOT_DEV = Root_HDA1;
+#endif
+}
+
+void mpc85xx_ads_show_cpuinfo(struct seq_file *m)
+{
+        uint pvid, svid, phid1;
+        uint memsize = total_memory;
+
+        pvid = mfspr(SPRN_PVR);
+        svid = mfspr(SPRN_SVR);
+
+        seq_printf(m, "Vendor\t\t: Freescale Semiconductor\n");
+        seq_printf(m, "Machine\t\t: mpc85xx\n");
+        seq_printf(m, "PVR\t\t: 0x%x\n", pvid);
+        seq_printf(m, "SVR\t\t: 0x%x\n", svid);
+
+        /* Display cpu Pll setting */
+        phid1 = mfspr(SPRN_HID1);
+        seq_printf(m, "PLL setting\t: 0x%x\n", ((phid1 >> 24) & 0x3f));
+
+        /* Display the amount of memory */
+        seq_printf(m, "Memory\t\t: %d MB\n", memsize / (1024 * 1024));
+}
+
+void __init platform_init(void)
+{
+        ppc_md.setup_arch = mpc85xx_ads_setup_arch;
+        ppc_md.show_cpuinfo = mpc85xx_ads_show_cpuinfo;
+
+        ppc_md.init_IRQ = mpc85xx_ads_pic_init;
+        ppc_md.get_irq = mpic_get_irq;
+
+        ppc_md.restart = mpc85xx_restart;
+        ppc_md.power_off = NULL;
+        ppc_md.halt = NULL;
+
+        ppc_md.time_init = NULL;
+        ppc_md.set_rtc_time = NULL;
+        ppc_md.get_rtc_time = NULL;
+        ppc_md.calibrate_decr = generic_calibrate_decr;
+
+        ppc_md.progress = udbg_progress;
+
+        if (ppc_md.progress)
+                ppc_md.progress("mpc85xx_ads platform_init(): exit", 0);
+}
diff --git a/arch/powerpc/platforms/85xx/pci.c b/arch/powerpc/platforms/85xx/pci.c
new file mode 100644
index 000000000000..bad290110ed1
--- /dev/null
+++ b/arch/powerpc/platforms/85xx/pci.c
@@ -0,0 +1,96 @@
+/*
+ * FSL SoC setup code
+ *
+ * Maintained by Kumar Gala (see MAINTAINERS for contact information)
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/config.h>
+#include <linux/stddef.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/errno.h>
+#include <linux/pci.h>
+#include <linux/delay.h>
+#include <linux/irq.h>
+#include <linux/module.h>
+
+#include <asm/system.h>
+#include <asm/atomic.h>
+#include <asm/io.h>
+#include <asm/pci-bridge.h>
+#include <asm/prom.h>
+#include <sysdev/fsl_soc.h>
+
+#undef DEBUG
+
+#ifdef DEBUG
+#define DBG(x...) printk(x)
+#else
+#define DBG(x...)
+#endif
+
+int mpc85xx_pci2_busno = 0;
+
+#ifdef CONFIG_PCI
+int __init add_bridge(struct device_node *dev)
+{
+        int len;
+        struct pci_controller *hose;
+        struct resource rsrc;
+        int *bus_range;
+        int primary = 1, has_address = 0;
+        phys_addr_t immr = get_immrbase();
+
+        DBG("Adding PCI host bridge %s\n", dev->full_name);
+
+        /* Fetch host bridge registers address */
+        has_address = (of_address_to_resource(dev, 0, &rsrc) == 0);
+
+        /* Get bus range if any */
+        bus_range = (int *) get_property(dev, "bus-range", &len);
+        if (bus_range == NULL || len < 2 * sizeof(int)) {
+                printk(KERN_WARNING "Can't get bus-range for %s, assume"
+                       " bus 0\n", dev->full_name);
+        }
+
+        hose = pcibios_alloc_controller();
+        if (!hose)
+                return -ENOMEM;
+        hose->arch_data = dev;
+        hose->set_cfg_type = 1;
+
+        hose->first_busno = bus_range ? bus_range[0] : 0;
+        hose->last_busno = bus_range ? bus_range[1] : 0xff;
+
+        /* PCI 1 */
+        if ((rsrc.start & 0xfffff) == 0x8000) {
+                setup_indirect_pci(hose, immr + 0x8000, immr + 0x8004);
+        }
+        /* PCI 2 */
+        if ((rsrc.start & 0xfffff) == 0x9000) {
+                setup_indirect_pci(hose, immr + 0x9000, immr + 0x9004);
+                primary = 0;
+                hose->bus_offset = hose->first_busno;
+                mpc85xx_pci2_busno = hose->first_busno;
+        }
+
+        printk(KERN_INFO "Found MPC85xx PCI host bridge at 0x%08lx. "
+               "Firmware bus number: %d->%d\n",
+                rsrc.start, hose->first_busno, hose->last_busno);
+
+        DBG(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n",
+                hose, hose->cfg_addr, hose->cfg_data);
+
+        /* Interpret the "ranges" property */
+        /* This also maps the I/O region and sets isa_io/mem_base */
+        pci_process_bridge_OF_ranges(hose, dev, primary);
+
+        return 0;
+}
+
+#endif
diff --git a/arch/powerpc/platforms/Makefile b/arch/powerpc/platforms/Makefile
index 04073fd987ec..c4f6b0d2d140 100644
--- a/arch/powerpc/platforms/Makefile
+++ b/arch/powerpc/platforms/Makefile
@@ -8,7 +8,7 @@ endif
 obj-$(CONFIG_PPC_CHRP)          += chrp/
 obj-$(CONFIG_4xx)               += 4xx/
 obj-$(CONFIG_PPC_83xx)          += 83xx/
-obj-$(CONFIG_85xx)              += 85xx/
+obj-$(CONFIG_PPC_85xx)          += 85xx/
 obj-$(CONFIG_PPC_PSERIES)       += pseries/
 obj-$(CONFIG_PPC_ISERIES)       += iseries/
 obj-$(CONFIG_PPC_MAPLE)         += maple/
diff --git a/arch/powerpc/platforms/cell/setup.c b/arch/powerpc/platforms/cell/setup.c
index b33a4443f5a9..fec8e65b36ea 100644
--- a/arch/powerpc/platforms/cell/setup.c
+++ b/arch/powerpc/platforms/cell/setup.c
@@ -115,7 +115,7 @@ static void __init cell_spuprop_present(struct device_node *spe,
                 for (pfn = start_pfn; pfn < end_pfn; pfn++) {
                         struct page *page = pfn_to_page(pfn);
                         set_page_links(page, ZONE_DMA, node_id, pfn);
-                        set_page_count(page, 1);
+                        init_page_count(page);
                         reset_page_mapcount(page);
                         SetPageReserved(page);
                         INIT_LIST_HEAD(&page->lru);
diff --git a/arch/powerpc/platforms/chrp/pegasos_eth.c b/arch/powerpc/platforms/chrp/pegasos_eth.c
index 29c86781c493..6ad4b1a72c96 100644
--- a/arch/powerpc/platforms/chrp/pegasos_eth.c
+++ b/arch/powerpc/platforms/chrp/pegasos_eth.c
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/platforms/chrp_pegasos_eth.c
- *
  *  Copyright (C) 2005 Sven Luther <sl@bplan-gmbh.de>
  *  Thanks to :
  *      Dale Farnsworth <dale@farnsworth.org>
diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c
index e1fadbf49150..8bf4307e323d 100644
--- a/arch/powerpc/platforms/chrp/setup.c
+++ b/arch/powerpc/platforms/chrp/setup.c
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/platforms/setup.c
- *
  *  Copyright (C) 1995  Linus Torvalds
  *  Adapted from 'alpha' version by Gary Thomas
  *  Modified by Cort Dougan (cort@cs.nmt.edu)
diff --git a/arch/powerpc/platforms/chrp/time.c b/arch/powerpc/platforms/chrp/time.c
index 78df2e7ca88a..12c6f689b1aa 100644
--- a/arch/powerpc/platforms/chrp/time.c
+++ b/arch/powerpc/platforms/chrp/time.c
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/platforms/chrp_time.c
- *
  *  Copyright (C) 1991, 1992, 1995  Linus Torvalds
  *
  * Adapted for PowerPC (PReP) by Gary Thomas
diff --git a/arch/powerpc/platforms/iseries/mf.c b/arch/powerpc/platforms/iseries/mf.c
index a41d8b78c0cd..d771b8ee857d 100644
--- a/arch/powerpc/platforms/iseries/mf.c
+++ b/arch/powerpc/platforms/iseries/mf.c
@@ -46,6 +46,7 @@
 #include "setup.h"
 
 extern int piranha_simulator;
+static int mf_initialized;
 
 /*
  * This is the structure layout for the Machine Facilites LPAR event
@@ -143,7 +144,8 @@ static spinlock_t pending_event_spinlock;
 static struct pending_event *pending_event_head;
 static struct pending_event *pending_event_tail;
 static struct pending_event *pending_event_avail;
-static struct pending_event pending_event_prealloc[16];
+#define PENDING_EVENT_PREALLOC_LEN 16
+static struct pending_event pending_event_prealloc[PENDING_EVENT_PREALLOC_LEN];
 
 /*
  * Put a pending event onto the available queue, so it can get reused.
@@ -597,7 +599,7 @@ void mf_power_off(void)
  * Global kernel interface to tell the VSP object in the primary
  * partition to reboot this partition.
  */
-void mf_reboot(void)
+void mf_reboot(char *cmd)
 {
         printk(KERN_INFO "mf.c: Preparing to bounce...\n");
         signal_ce_msg_simple(0x4e, NULL);
@@ -625,7 +627,7 @@ void mf_display_src(u32 word)
 /*
  * Display a single word SRC of the form "PROGXXXX" on the VSP control panel.
  */
-void mf_display_progress(u16 value)
+static __init void mf_display_progress_src(u16 value)
 {
         u8 ce[12];
         u8 src[72];
@@ -649,30 +651,42 @@ void mf_display_progress(u16 value)
  * Clear the VSP control panel.  Used to "erase" an SRC that was
  * previously displayed.
  */
-void mf_clear_src(void)
+static void mf_clear_src(void)
 {
         signal_ce_msg_simple(0x4b, NULL);
 }
 
+void __init mf_display_progress(u16 value)
+{
+        if (piranha_simulator || !mf_initialized)
+                return;
+
+        if (0xFFFF == value)
+                mf_clear_src();
+        else
+                mf_display_progress_src(value);
+}
+
 /*
  * Initialization code here.
  */
-void mf_init(void)
+void __init mf_init(void)
 {
         int i;
 
-        /* initialize */
         spin_lock_init(&pending_event_spinlock);
-        for (i = 0;
-             i < sizeof(pending_event_prealloc) / sizeof(*pending_event_prealloc);
-             ++i)
+
+        for (i = 0; i < PENDING_EVENT_PREALLOC_LEN; i++)
                 free_pending_event(&pending_event_prealloc[i]);
+
         HvLpEvent_registerHandler(HvLpEvent_Type_MachineFac, &hv_handler);
 
         /* virtual continue ack */
         signal_ce_msg_simple(0x57, NULL);
 
-        /* initialization complete */
+        mf_initialized = 1;
+        mb();
+
         printk(KERN_NOTICE "mf.c: iSeries Linux LPAR Machine Facilities "
                         "initialized\n");
 }
@@ -692,6 +706,43 @@ static void get_rtc_time_complete(void *token, struct ce_msg_data *ce_msg)
         complete(&rtc->com);
 }
 
+static int mf_set_rtc(struct rtc_time *tm)
+{
+        char ce_time[12];
+        u8 day, mon, hour, min, sec, y1, y2;
+        unsigned year;
+
+        year = 1900 + tm->tm_year;
+        y1 = year / 100;
+        y2 = year % 100;
+
+        sec = tm->tm_sec;
+        min = tm->tm_min;
+        hour = tm->tm_hour;
+        day = tm->tm_mday;
+        mon = tm->tm_mon + 1;
+
+        BIN_TO_BCD(sec);
+        BIN_TO_BCD(min);
+        BIN_TO_BCD(hour);
+        BIN_TO_BCD(mon);
+        BIN_TO_BCD(day);
+        BIN_TO_BCD(y1);
+        BIN_TO_BCD(y2);
+
+        memset(ce_time, 0, sizeof(ce_time));
+        ce_time[3] = 0x41;
+        ce_time[4] = y1;
+        ce_time[5] = y2;
+        ce_time[6] = sec;
+        ce_time[7] = min;
+        ce_time[8] = hour;
+        ce_time[10] = day;
+        ce_time[11] = mon;
+
+        return signal_ce_msg(ce_time, NULL);
+}
+
 static int rtc_set_tm(int rc, u8 *ce_msg, struct rtc_time *tm)
 {
         tm->tm_wday = 0;
@@ -747,7 +798,7 @@ static int rtc_set_tm(int rc, u8 *ce_msg, struct rtc_time *tm)
         return 0;
 }
 
-int mf_get_rtc(struct rtc_time *tm)
+static int mf_get_rtc(struct rtc_time *tm)
 {
         struct ce_msg_comp_data ce_complete;
         struct rtc_time_data rtc_data;
@@ -780,7 +831,7 @@ static void get_boot_rtc_time_complete(void *token, struct ce_msg_data *ce_msg)
         rtc->busy = 0;
 }
 
-int mf_get_boot_rtc(struct rtc_time *tm)
+static int mf_get_boot_rtc(struct rtc_time *tm)
 {
         struct ce_msg_comp_data ce_complete;
         struct boot_rtc_time_data rtc_data;
@@ -802,43 +853,6 @@ int mf_get_boot_rtc(struct rtc_time *tm)
         return rtc_set_tm(rtc_data.rc, rtc_data.ce_msg.ce_msg, tm);
 }
 
-int mf_set_rtc(struct rtc_time *tm)
-{
-        char ce_time[12];
-        u8 day, mon, hour, min, sec, y1, y2;
-        unsigned year;
-
-        year = 1900 + tm->tm_year;
-        y1 = year / 100;
-        y2 = year % 100;
-
-        sec = tm->tm_sec;
-        min = tm->tm_min;
-        hour = tm->tm_hour;
-        day = tm->tm_mday;
-        mon = tm->tm_mon + 1;
-
-        BIN_TO_BCD(sec);
-        BIN_TO_BCD(min);
-        BIN_TO_BCD(hour);
-        BIN_TO_BCD(mon);
-        BIN_TO_BCD(day);
-        BIN_TO_BCD(y1);
-        BIN_TO_BCD(y2);
-
-        memset(ce_time, 0, sizeof(ce_time));
-        ce_time[3] = 0x41;
-        ce_time[4] = y1;
-        ce_time[5] = y2;
-        ce_time[6] = sec;
-        ce_time[7] = min;
-        ce_time[8] = hour;
-        ce_time[10] = day;
-        ce_time[11] = mon;
-
-        return signal_ce_msg(ce_time, NULL);
-}
-
 #ifdef CONFIG_PROC_FS
 
 static int proc_mf_dump_cmdline(char *page, char **start, off_t off,
diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c
index 3ecc4a652d82..fa4550611c11 100644
--- a/arch/powerpc/platforms/iseries/setup.c
+++ b/arch/powerpc/platforms/iseries/setup.c
@@ -50,6 +50,7 @@
 #include <asm/iseries/hv_call_xm.h>
 #include <asm/iseries/it_lp_queue.h>
 #include <asm/iseries/mf.h>
+#include <asm/iseries/it_exp_vpd_panel.h>
 #include <asm/iseries/hv_lp_event.h>
 #include <asm/iseries/lpar_map.h>
 #include <asm/udbg.h>
@@ -89,8 +90,6 @@ extern unsigned long embedded_sysmap_end;
 extern unsigned long iSeries_recal_tb;
 extern unsigned long iSeries_recal_titan;
 
-static int mf_initialized;
-
 static unsigned long cmd_mem_limit;
 
 struct MemoryBlock {
@@ -303,8 +302,6 @@ static void __init iSeries_init_early(void)
 {
         DBG(" -> iSeries_init_early()\n");
 
-        ppc64_firmware_features = FW_FEATURE_ISERIES;
-
         ppc64_interrupt_controller = IC_ISERIES;
 
 #if defined(CONFIG_BLK_DEV_INITRD)
@@ -349,8 +346,6 @@ static void __init iSeries_init_early(void)
         HvCallEvent_setLpEventQueueInterruptProc(0, 0);
 
         mf_init();
-        mf_initialized = 1;
-        mb();
 
         /* If we were passed an initrd, set the ROOT_DEV properly if the values
          * look sensible. If not, clear initrd reference.
@@ -560,39 +555,10 @@ static void iSeries_show_cpuinfo(struct seq_file *m)
         seq_printf(m, "machine\t\t: 64-bit iSeries Logical Partition\n");
 }
 
-/*
- * Document me.
- */
-static void iSeries_restart(char *cmd)
-{
-        mf_reboot();
-}
-
-/*
- * Document me.
- */
-static void iSeries_power_off(void)
-{
-        mf_power_off();
-}
-
-/*
- * Document me.
- */
-static void iSeries_halt(void)
-{
-        mf_power_off();
-}
-
 static void __init iSeries_progress(char * st, unsigned short code)
 {
         printk("Progress: [%04x] - %s\n", (unsigned)code, st);
-        if (!piranha_simulator && mf_initialized) {
-                if (code != 0xffff)
-                        mf_display_progress(code);
-                else
-                        mf_clear_src();
-        }
+        mf_display_progress(code);
 }
 
 static void __init iSeries_fixup_klimit(void)
@@ -711,7 +677,13 @@ void __init iSeries_init_IRQ(void) { }
 
 static int __init iseries_probe(int platform)
 {
-        return PLATFORM_ISERIES_LPAR == platform;
+        if (PLATFORM_ISERIES_LPAR != platform)
+                return 0;
+
+        ppc64_firmware_features |= FW_FEATURE_ISERIES;
+        ppc64_firmware_features |= FW_FEATURE_LPAR;
+
+        return 1;
 }
 
 struct machdep_calls __initdata iseries_md = {
@@ -721,9 +693,9 @@ struct machdep_calls __initdata iseries_md = {
         .get_irq        = iSeries_get_irq,
         .init_early     = iSeries_init_early,
         .pcibios_fixup  = iSeries_pci_final_fixup,
-        .restart        = iSeries_restart,
-        .power_off      = iSeries_power_off,
-        .halt           = iSeries_halt,
+        .restart        = mf_reboot,
+        .power_off      = mf_power_off,
+        .halt           = mf_power_off,
         .get_boot_time  = iSeries_get_boot_time,
         .set_rtc_time   = iSeries_set_rtc_time,
         .get_rtc_time   = iSeries_get_rtc_time,
@@ -917,6 +889,24 @@ void dt_cpus(struct iseries_flat_dt *dt)
         dt_end_node(dt);
 }
 
+void dt_model(struct iseries_flat_dt *dt)
+{
+        char buf[16] = "IBM,";
+
+        /* "IBM," + mfgId[2:3] + systemSerial[1:5] */
+        strne2a(buf + 4, xItExtVpdPanel.mfgID + 2, 2);
+        strne2a(buf + 6, xItExtVpdPanel.systemSerial + 1, 5);
+        buf[11] = '\0';
+        dt_prop_str(dt, "system-id", buf);
+
+        /* "IBM," + machineType[0:4] */
+        strne2a(buf + 4, xItExtVpdPanel.machineType, 4);
+        buf[8] = '\0';
+        dt_prop_str(dt, "model", buf);
+
+        dt_prop_str(dt, "compatible", "IBM,iSeries");
+}
+
 void build_flat_dt(struct iseries_flat_dt *dt, unsigned long phys_mem_size)
 {
         u64 tmp[2];
@@ -927,6 +917,7 @@ void build_flat_dt(struct iseries_flat_dt *dt, unsigned long phys_mem_size)
 
         dt_prop_u32(dt, "#address-cells", 2);
         dt_prop_u32(dt, "#size-cells", 2);
+        dt_model(dt);
 
         /* /memory */
         dt_start_node(dt, "memory@0");
@@ -940,6 +931,7 @@ void build_flat_dt(struct iseries_flat_dt *dt, unsigned long phys_mem_size)
         /* /chosen */
         dt_start_node(dt, "chosen");
         dt_prop_u32(dt, "linux,platform", PLATFORM_ISERIES_LPAR);
+        dt_prop_str(dt, "bootargs", cmd_line);
         if (cmd_mem_limit)
                 dt_prop_u64(dt, "linux,memory-limit", cmd_mem_limit);
         dt_end_node(dt);
diff --git a/arch/powerpc/platforms/maple/time.c b/arch/powerpc/platforms/maple/time.c
index 50bc4eb85353..5e6981d17379 100644
--- a/arch/powerpc/platforms/maple/time.c
+++ b/arch/powerpc/platforms/maple/time.c
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc64/kernel/maple_time.c
- *
  *  (c) Copyright 2004 Benjamin Herrenschmidt (benh@kernel.crashing.org),
  *                     IBM Corp. 
  *
diff --git a/arch/powerpc/platforms/powermac/cpufreq_32.c b/arch/powerpc/platforms/powermac/cpufreq_32.c
index 56fd4e05fede..cfd6527a0d7e 100644
--- a/arch/powerpc/platforms/powermac/cpufreq_32.c
+++ b/arch/powerpc/platforms/powermac/cpufreq_32.c
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/platforms/pmac_cpufreq.c
- *
  *  Copyright (C) 2002 - 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
  *  Copyright (C) 2004        John Steele Scott <toojays@toojays.net>
  *
diff --git a/arch/powerpc/platforms/powermac/feature.c b/arch/powerpc/platforms/powermac/feature.c
index bbe794891a20..e49eddd5042d 100644
--- a/arch/powerpc/platforms/powermac/feature.c
+++ b/arch/powerpc/platforms/powermac/feature.c
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/platforms/pmac_feature.c
- *
  *  Copyright (C) 1996-2001 Paul Mackerras (paulus@cs.anu.edu.au)
  *                          Ben. Herrenschmidt (benh@kernel.crashing.org)
  *
diff --git a/arch/powerpc/platforms/powermac/nvram.c b/arch/powerpc/platforms/powermac/nvram.c
index 3ebd045a3350..5fd28995c74c 100644
--- a/arch/powerpc/platforms/powermac/nvram.c
+++ b/arch/powerpc/platforms/powermac/nvram.c
@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/platforms/pmac_nvram.c
- *
  *  Copyright (C) 2002 Benjamin Herrenschmidt (benh@kernel.crashing.org)
  *
  *  This program is free software; you can redistribute it and/or
diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c
index 29c2946f1c77..385aab90c4d2 100644
--- a/arch/powerpc/platforms/powermac/setup.c
+++ b/arch/powerpc/platforms/powermac/setup.c
@@ -86,11 +86,10 @@ int ppc_override_l2cr = 0;
 int ppc_override_l2cr_value;
 int has_l2cache = 0;
 
-int pmac_newworld = 1;
+int pmac_newworld;
 
 static int current_root_goodness = -1;
 
-extern int pmac_newworld;
 extern struct machdep_calls pmac_md;
 
 #define DEFAULT_ROOT_DEVICE Root_SDA1   /* sda1 - slightly silly choice */
@@ -308,9 +307,10 @@ static void __init pmac_setup_arch(void)
         for (ic = NULL; (ic = of_find_all_nodes(ic)) != NULL; )
                 if (get_property(ic, "interrupt-controller", NULL))
                         break;
-        pmac_newworld = (ic != NULL);
-        if (ic)
+        if (ic) {
+                pmac_newworld = 1;
                 of_node_put(ic);
+        }
 
         /* Lookup PCI hosts */
         pmac_pci_init();
diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c
index 6d64a9bf3474..1065d87fc279 100644
--- a/arch/powerpc/platforms/powermac/smp.c
+++ b/arch/powerpc/platforms/powermac/smp.c
@@ -191,9 +191,7 @@ static void smp_psurge_message_pass(int target, int msg)
         if (num_online_cpus() < 2)
                 return;
 
-        for (i = 0; i < NR_CPUS; i++) {
-                if (!cpu_online(i))
-                        continue;
+        for_each_online_cpu(i) {
                 if (target == MSG_ALL
                     || (target == MSG_ALL_BUT_SELF && i != smp_processor_id())
                     || target == i) {
diff --git a/arch/powerpc/platforms/pseries/Makefile b/arch/powerpc/platforms/pseries/Makefile
index 61616d144072..930898635c9f 100644
--- a/arch/powerpc/platforms/pseries/Makefile
+++ b/arch/powerpc/platforms/pseries/Makefile
@@ -1,5 +1,6 @@
 obj-y                   := pci.o lpar.o hvCall.o nvram.o reconfig.o \
-                           setup.o iommu.o ras.o rtasd.o pci_dlpar.o
+                           setup.o iommu.o ras.o rtasd.o pci_dlpar.o \
+                           firmware.o
 obj-$(CONFIG_SMP)       += smp.o
 obj-$(CONFIG_IBMVIO)    += vio.o
 obj-$(CONFIG_XICS)      += xics.o
diff --git a/arch/powerpc/platforms/pseries/firmware.c b/arch/powerpc/platforms/pseries/firmware.c
new file mode 100644
index 000000000000..989f4bc136cb
--- /dev/null
+++ b/arch/powerpc/platforms/pseries/firmware.c
@@ -0,0 +1,103 @@
+/*
+ *  pSeries firmware setup code.
+ *
+ *  Portions from arch/powerpc/platforms/pseries/setup.c:
+ *   Copyright (C) 1995  Linus Torvalds
+ *   Adapted from 'alpha' version by Gary Thomas
+ *   Modified by Cort Dougan (cort@cs.nmt.edu)
+ *   Modified by PPC64 Team, IBM Corp
+ *
+ *  Portions from arch/powerpc/kernel/firmware.c
+ *   Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org)
+ *   Modifications for ppc64:
+ *    Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com>
+ *    Copyright (C) 2005 Stephen Rothwell, IBM Corporation
+ *
+ *  Copyright 2006 IBM Corporation.
+ *
+ * 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.
+ */
+
+#undef DEBUG
+
+#include <asm/firmware.h>
+#include <asm/prom.h>
+
+#ifdef DEBUG
+#define DBG(fmt...) udbg_printf(fmt)
+#else
+#define DBG(fmt...)
+#endif
+
+typedef struct {
+    unsigned long val;
+    char * name;
+} firmware_feature_t;
+
+static __initdata firmware_feature_t
+firmware_features_table[FIRMWARE_MAX_FEATURES] = {
+        {FW_FEATURE_PFT,                "hcall-pft"},
+        {FW_FEATURE_TCE,                "hcall-tce"},
+        {FW_FEATURE_SPRG0,              "hcall-sprg0"},
+        {FW_FEATURE_DABR,               "hcall-dabr"},
+        {FW_FEATURE_COPY,               "hcall-copy"},
+        {FW_FEATURE_ASR,                "hcall-asr"},
+        {FW_FEATURE_DEBUG,              "hcall-debug"},
+        {FW_FEATURE_PERF,               "hcall-perf"},
+        {FW_FEATURE_DUMP,               "hcall-dump"},
+        {FW_FEATURE_INTERRUPT,          "hcall-interrupt"},
+        {FW_FEATURE_MIGRATE,            "hcall-migrate"},
+        {FW_FEATURE_PERFMON,            "hcall-perfmon"},
+        {FW_FEATURE_CRQ,                "hcall-crq"},
+        {FW_FEATURE_VIO,                "hcall-vio"},
+        {FW_FEATURE_RDMA,               "hcall-rdma"},
+        {FW_FEATURE_LLAN,               "hcall-lLAN"},
+        {FW_FEATURE_BULK,               "hcall-bulk"},
+        {FW_FEATURE_XDABR,              "hcall-xdabr"},
+        {FW_FEATURE_MULTITCE,           "hcall-multi-tce"},
+        {FW_FEATURE_SPLPAR,             "hcall-splpar"},
+};
+
+/* Build up the firmware features bitmask using the contents of
+ * device-tree/ibm,hypertas-functions.  Ultimately this functionality may
+ * be moved into prom.c prom_init().
+ */
+void __init fw_feature_init(void)
+{
+        struct device_node *dn;
+        char *hypertas, *s;
+        int len, i;
+
+        DBG(" -> fw_feature_init()\n");
+
+        dn = of_find_node_by_path("/rtas");
+        if (dn == NULL) {
+                printk(KERN_ERR "WARNING! Cannot find RTAS in device-tree!\n");
+                goto out;
+        }
+
+        hypertas = get_property(dn, "ibm,hypertas-functions", &len);
+        if (hypertas == NULL)
+                goto out;
+
+        for (s = hypertas; s < hypertas + len; s += strlen(s) + 1) {
+                for (i = 0; i < FIRMWARE_MAX_FEATURES; i++) {
+                        /* check value against table of strings */
+                        if (!firmware_features_table[i].name ||
+                            strcmp(firmware_features_table[i].name, s))
+                                continue;
+
+                        /* we have a match */
+                        ppc64_firmware_features |=
+                                firmware_features_table[i].val;
+                        break;
+                }
+        }
+
+out:
+        of_node_put(dn);
+        DBG(" <- fw_feature_init()\n");
+}
diff --git a/arch/powerpc/platforms/pseries/firmware.h b/arch/powerpc/platforms/pseries/firmware.h
new file mode 100644
index 000000000000..714f56f55362
--- /dev/null
+++ b/arch/powerpc/platforms/pseries/firmware.h
@@ -0,0 +1,17 @@
+/*
+ * Copyright 2006 IBM Corporation.
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU General Public License
+ *  as published by the Free Software Foundation; either version
+ *  2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _PSERIES_FIRMWARE_H
+#define _PSERIES_FIRMWARE_H
+
+#include <asm/firmware.h>
+
+extern void __init fw_feature_init(void);
+
+#endif /* _PSERIES_FIRMWARE_H */
diff --git a/arch/powerpc/platforms/pseries/hvCall.S b/arch/powerpc/platforms/pseries/hvCall.S
index 176e8da76466..db7c19fe9297 100644
--- a/arch/powerpc/platforms/pseries/hvCall.S
+++ b/arch/powerpc/platforms/pseries/hvCall.S
@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/kernel/pSeries_hvCall.S
- *
  * This file contains the generic code to perform a call to the
  * pSeries LPAR hypervisor.
  * NOTE: this file will go away when we move to inline this work.
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index 48cfbfc43f99..2643078433f0 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/kernel/pSeries_iommu.c
- *
  * Copyright (C) 2001 Mike Corrigan & Dave Engebretsen, IBM Corporation
  *
  * Rewrite, cleanup: 
@@ -582,7 +580,7 @@ void iommu_init_early_pSeries(void)
                 return;
         }
 
-        if (platform_is_lpar()) {
+        if (firmware_has_feature(FW_FEATURE_LPAR)) {
                 if (firmware_has_feature(FW_FEATURE_MULTITCE)) {
                         ppc_md.tce_build = tce_buildmulti_pSeriesLP;
                         ppc_md.tce_free  = tce_freemulti_pSeriesLP;
diff --git a/arch/powerpc/platforms/pseries/pci.c b/arch/powerpc/platforms/pseries/pci.c
index 999a9620b5ce..946ad59e3352 100644
--- a/arch/powerpc/platforms/pseries/pci.c
+++ b/arch/powerpc/platforms/pseries/pci.c
@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/kernel/pSeries_pci.c
- *
  * Copyright (C) 2001 Dave Engebretsen, IBM Corporation
  * Copyright (C) 2003 Anton Blanchard <anton@au.ibm.com>, IBM
  *
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index 9edeca83f434..44d5c7fdcd97 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -60,7 +60,6 @@
 #include <asm/time.h>
 #include <asm/nvram.h>
 #include "xics.h"
-#include <asm/firmware.h>
 #include <asm/pmc.h>
 #include <asm/mpic.h>
 #include <asm/ppc-pci.h>
@@ -70,6 +69,7 @@
 
 #include "plpar_wrappers.h"
 #include "ras.h"
+#include "firmware.h"
 
 #ifdef DEBUG
 #define DBG(fmt...) udbg_printf(fmt)
@@ -246,7 +246,7 @@ static void __init pSeries_setup_arch(void)
                 ppc_md.idle_loop = default_idle;
         }
 
-        if (platform_is_lpar())
+        if (firmware_has_feature(FW_FEATURE_LPAR))
                 ppc_md.enable_pmcs = pseries_lpar_enable_pmcs;
         else
                 ppc_md.enable_pmcs = power4_enable_pmcs;
@@ -262,53 +262,6 @@ static int __init pSeries_init_panel(void)
 }
 arch_initcall(pSeries_init_panel);
 
-
-/* Build up the ppc64_firmware_features bitmask field
- * using contents of device-tree/ibm,hypertas-functions.
- * Ultimately this functionality may be moved into prom.c prom_init().
- */
-static void __init fw_feature_init(void)
-{
-        struct device_node * dn;
-        char * hypertas;
-        unsigned int len;
-
-        DBG(" -> fw_feature_init()\n");
-
-        ppc64_firmware_features = 0;
-        dn = of_find_node_by_path("/rtas");
-        if (dn == NULL) {
-                printk(KERN_ERR "WARNING ! Cannot find RTAS in device-tree !\n");
-                goto no_rtas;
-        }
-
-        hypertas = get_property(dn, "ibm,hypertas-functions", &len);
-        if (hypertas) {
-                while (len > 0){
-                        int i, hypertas_len;
-                        /* check value against table of strings */
-                        for(i=0; i < FIRMWARE_MAX_FEATURES ;i++) {
-                                if ((firmware_features_table[i].name) &&
-                                    (strcmp(firmware_features_table[i].name,hypertas))==0) {
-                                        /* we have a match */
-                                        ppc64_firmware_features |= 
-                                                (firmware_features_table[i].val);
-                                        break;
-                                } 
-                        }
-                        hypertas_len = strlen(hypertas);
-                        len -= hypertas_len +1;
-                        hypertas+= hypertas_len +1;
-                }
-        }
-
-        of_node_put(dn);
-no_rtas:
-
-        DBG(" <- fw_feature_init()\n");
-}
-
-
 static  void __init pSeries_discover_pic(void)
 {
         struct device_node *np;
@@ -367,21 +320,16 @@ static int pseries_set_xdabr(unsigned long dabr)
  */
 static void __init pSeries_init_early(void)
 {
-        int iommu_off = 0;
-
         DBG(" -> pSeries_init_early()\n");
 
         fw_feature_init();
         
-        if (platform_is_lpar())
+        if (firmware_has_feature(FW_FEATURE_LPAR))
                 hpte_init_lpar();
-        else {
+        else
                 hpte_init_native();
-                iommu_off = (of_chosen &&
-                             get_property(of_chosen, "linux,iommu-off", NULL));
-        }
 
-        if (platform_is_lpar())
+        if (firmware_has_feature(FW_FEATURE_LPAR))
                 find_udbg_vterm();
 
         if (firmware_has_feature(FW_FEATURE_DABR))
@@ -437,6 +385,9 @@ static int __init pSeries_probe(int platform)
          * it here ...
          */
 
+        if (platform == PLATFORM_PSERIES_LPAR)
+                ppc64_firmware_features |= FW_FEATURE_LPAR;
+
         return 1;
 }
 
@@ -576,7 +527,7 @@ static void pseries_shared_idle(void)
 
 static int pSeries_pci_probe_mode(struct pci_bus *bus)
 {
-        if (platform_is_lpar())
+        if (firmware_has_feature(FW_FEATURE_LPAR))
                 return PCI_PROBE_DEVTREE;
         return PCI_PROBE_NORMAL;
 }
diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c
index 8d710af50756..3cf78a6cd27c 100644
--- a/arch/powerpc/platforms/pseries/smp.c
+++ b/arch/powerpc/platforms/pseries/smp.c
@@ -443,7 +443,7 @@ void __init smp_init_pSeries(void)
         smp_ops->cpu_die = pSeries_cpu_die;
 
         /* Processors can be added/removed only on LPAR */
-        if (platform_is_lpar())
+        if (firmware_has_feature(FW_FEATURE_LPAR))
                 pSeries_reconfig_notifier_register(&pSeries_smp_nb);
 #endif
 
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index fd823c7c9ac8..eb86cdb9b802 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -20,6 +20,7 @@
 #include <linux/gfp.h>
 #include <linux/radix-tree.h>
 #include <linux/cpu.h>
+#include <asm/firmware.h>
 #include <asm/prom.h>
 #include <asm/io.h>
 #include <asm/pgtable.h>
@@ -536,7 +537,7 @@ nextnode:
                 of_node_put(np);
         }
 
-        if (platform_is_lpar())
+        if (firmware_has_feature(FW_FEATURE_LPAR))
                 ops = &pSeriesLP_ops;
         else {
 #ifdef CONFIG_SMP
diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c
index 6298264efe36..61d317428610 100644
--- a/arch/powerpc/sysdev/dart_iommu.c
+++ b/arch/powerpc/sysdev/dart_iommu.c
@@ -194,8 +194,6 @@ static int dart_init(struct device_node *dart_node)
          * prefetching into invalid pages and corrupting data
          */
         tmp = lmb_alloc(DART_PAGE_SIZE, DART_PAGE_SIZE);
-        if (!tmp)
-                panic("DART: Cannot allocate spare page!");
         dart_emptyval = DARTMAP_VALID | ((tmp >> DART_PAGE_SHIFT) &
                                          DARTMAP_RPNMASK);
 
diff --git a/arch/powerpc/sysdev/dcr.S b/arch/powerpc/sysdev/dcr.S
index 895f10243a43..2078f39e2f17 100644
--- a/arch/powerpc/sysdev/dcr.S
+++ b/arch/powerpc/sysdev/dcr.S
@@ -1,6 +1,4 @@
 /*
- * arch/ppc/syslib/dcr.S
- *
  * "Indirect" DCR access
  *
  * Copyright (c) 2004 Eugene Surovegin <ebs@ebshome.net>
diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c
index 064c9de47732..ceb584682fa3 100644
--- a/arch/powerpc/sysdev/fsl_soc.c
+++ b/arch/powerpc/sysdev/fsl_soc.c
@@ -40,7 +40,7 @@ phys_addr_t get_immrbase(void)
                 return immrbase;
 
         soc = of_find_node_by_type(NULL, "soc");
-        if (soc != 0) {
+        if (soc) {
                 unsigned int size;
                 void *prop = get_property(soc, "reg", &size);
                 immrbase = of_translate_address(soc, prop);
@@ -49,21 +49,20 @@ phys_addr_t get_immrbase(void)
 
         return immrbase;
 }
-EXPORT_SYMBOL(get_immrbase);
 
-static const char * gfar_tx_intr = "tx";
-static const char * gfar_rx_intr = "rx";
-static const char * gfar_err_intr = "error";
+EXPORT_SYMBOL(get_immrbase);
 
-static int __init gfar_of_init(void)
+static int __init gfar_mdio_of_init(void)
 {
         struct device_node *np;
         unsigned int i;
-        struct platform_device *mdio_dev, *gfar_dev;
+        struct platform_device *mdio_dev;
         struct resource res;
         int ret;
 
-        for (np = NULL, i = 0; (np = of_find_compatible_node(np, "mdio", "gianfar")) != NULL; i++) {
+        for (np = NULL, i = 0;
+             (np = of_find_compatible_node(np, "mdio", "gianfar")) != NULL;
+             i++) {
                 int k;
                 struct device_node *child = NULL;
                 struct gianfar_mdio_data mdio_data;
@@ -73,12 +72,14 @@ static int __init gfar_of_init(void)
 
                 ret = of_address_to_resource(np, 0, &res);
                 if (ret)
-                        goto mdio_err;
+                        goto err;
 
-                mdio_dev = platform_device_register_simple("fsl-gianfar_mdio", res.start, &res, 1);
+                mdio_dev =
+                    platform_device_register_simple("fsl-gianfar_mdio",
+                                                    res.start, &res, 1);
                 if (IS_ERR(mdio_dev)) {
                         ret = PTR_ERR(mdio_dev);
-                        goto mdio_err;
+                        goto err;
                 }
 
                 for (k = 0; k < 32; k++)
@@ -86,17 +87,44 @@ static int __init gfar_of_init(void)
 
                 while ((child = of_get_next_child(np, child)) != NULL) {
                         if (child->n_intrs) {
-                                u32 *id = (u32 *) get_property(child, "reg", NULL);
+                                u32 *id =
+                                    (u32 *) get_property(child, "reg", NULL);
                                 mdio_data.irq[*id] = child->intrs[0].line;
                         }
                 }
 
-                ret = platform_device_add_data(mdio_dev, &mdio_data, sizeof(struct gianfar_mdio_data));
+                ret =
+                    platform_device_add_data(mdio_dev, &mdio_data,
+                                             sizeof(struct gianfar_mdio_data));
                 if (ret)
-                        goto mdio_unreg;
+                        goto unreg;
         }
 
-        for (np = NULL, i = 0; (np = of_find_compatible_node(np, "network", "gianfar")) != NULL; i++) {
+        return 0;
+
+unreg:
+        platform_device_unregister(mdio_dev);
+err:
+        return ret;
+}
+
+arch_initcall(gfar_mdio_of_init);
+
+static const char *gfar_tx_intr = "tx";
+static const char *gfar_rx_intr = "rx";
+static const char *gfar_err_intr = "error";
+
+static int __init gfar_of_init(void)
+{
+        struct device_node *np;
+        unsigned int i;
+        struct platform_device *gfar_dev;
+        struct resource res;
+        int ret;
+
+        for (np = NULL, i = 0;
+             (np = of_find_compatible_node(np, "network", "gianfar")) != NULL;
+             i++) {
                 struct resource r[4];
                 struct device_node *phy, *mdio;
                 struct gianfar_platform_data gfar_data;
@@ -110,7 +138,7 @@ static int __init gfar_of_init(void)
 
                 ret = of_address_to_resource(np, 0, &r[0]);
                 if (ret)
-                        goto gfar_err;
+                        goto err;
 
                 r[1].start = np->intrs[0].line;
                 r[1].end = np->intrs[0].line;
@@ -133,11 +161,13 @@ static int __init gfar_of_init(void)
                         r[3].flags = IORESOURCE_IRQ;
                 }
 
-                gfar_dev = platform_device_register_simple("fsl-gianfar", i, &r[0], np->n_intrs + 1);
+                gfar_dev =
+                    platform_device_register_simple("fsl-gianfar", i, &r[0],
+                                                    np->n_intrs + 1);
 
                 if (IS_ERR(gfar_dev)) {
                         ret = PTR_ERR(gfar_dev);
-                        goto gfar_err;
+                        goto err;
                 }
 
                 mac_addr = get_property(np, "address", NULL);
@@ -145,26 +175,26 @@ static int __init gfar_of_init(void)
 
                 if (model && !strcasecmp(model, "TSEC"))
                         gfar_data.device_flags =
-                                FSL_GIANFAR_DEV_HAS_GIGABIT |
-                                FSL_GIANFAR_DEV_HAS_COALESCE |
-                                FSL_GIANFAR_DEV_HAS_RMON |
-                                FSL_GIANFAR_DEV_HAS_MULTI_INTR;
+                            FSL_GIANFAR_DEV_HAS_GIGABIT |
+                            FSL_GIANFAR_DEV_HAS_COALESCE |
+                            FSL_GIANFAR_DEV_HAS_RMON |
+                            FSL_GIANFAR_DEV_HAS_MULTI_INTR;
                 if (model && !strcasecmp(model, "eTSEC"))
                         gfar_data.device_flags =
-                                FSL_GIANFAR_DEV_HAS_GIGABIT |
-                                FSL_GIANFAR_DEV_HAS_COALESCE |
-                                FSL_GIANFAR_DEV_HAS_RMON |
-                                FSL_GIANFAR_DEV_HAS_MULTI_INTR |
-                                FSL_GIANFAR_DEV_HAS_CSUM |
-                                FSL_GIANFAR_DEV_HAS_VLAN |
-                                FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
+                            FSL_GIANFAR_DEV_HAS_GIGABIT |
+                            FSL_GIANFAR_DEV_HAS_COALESCE |
+                            FSL_GIANFAR_DEV_HAS_RMON |
+                            FSL_GIANFAR_DEV_HAS_MULTI_INTR |
+                            FSL_GIANFAR_DEV_HAS_CSUM |
+                            FSL_GIANFAR_DEV_HAS_VLAN |
+                            FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
 
                 ph = (phandle *) get_property(np, "phy-handle", NULL);
                 phy = of_find_node_by_phandle(*ph);
 
                 if (phy == NULL) {
                         ret = -ENODEV;
-                        goto gfar_unreg;
+                        goto unreg;
                 }
 
                 mdio = of_get_parent(phy);
@@ -174,7 +204,7 @@ static int __init gfar_of_init(void)
                 if (ret) {
                         of_node_put(phy);
                         of_node_put(mdio);
-                        goto gfar_unreg;
+                        goto unreg;
                 }
 
                 gfar_data.phy_id = *id;
@@ -183,23 +213,22 @@ static int __init gfar_of_init(void)
                 of_node_put(phy);
                 of_node_put(mdio);
 
-                ret = platform_device_add_data(gfar_dev, &gfar_data, sizeof(struct gianfar_platform_data));
+                ret =
+                    platform_device_add_data(gfar_dev, &gfar_data,
+                                             sizeof(struct
+                                                    gianfar_platform_data));
                 if (ret)
-                        goto gfar_unreg;
+                        goto unreg;
         }
 
         return 0;
 
-mdio_unreg:
-        platform_device_unregister(mdio_dev);
-mdio_err:
-        return ret;
-
-gfar_unreg:
+unreg:
         platform_device_unregister(gfar_dev);
-gfar_err:
+err:
         return ret;
 }
+
 arch_initcall(gfar_of_init);
 
 static int __init fsl_i2c_of_init(void)
@@ -209,17 +238,19 @@ static int __init fsl_i2c_of_init(void)
         struct platform_device *i2c_dev;
         int ret;
 
-        for (np = NULL, i = 0; (np = of_find_compatible_node(np, "i2c", "fsl-i2c")) != NULL; i++) {
+        for (np = NULL, i = 0;
+             (np = of_find_compatible_node(np, "i2c", "fsl-i2c")) != NULL;
+             i++) {
                 struct resource r[2];
                 struct fsl_i2c_platform_data i2c_data;
-                unsigned char * flags = NULL;
+                unsigned char *flags = NULL;
 
                 memset(&r, 0, sizeof(r));
                 memset(&i2c_data, 0, sizeof(i2c_data));
 
                 ret = of_address_to_resource(np, 0, &r[0]);
                 if (ret)
-                        goto i2c_err;
+                        goto err;
 
                 r[1].start = np->intrs[0].line;
                 r[1].end = np->intrs[0].line;
@@ -228,7 +259,7 @@ static int __init fsl_i2c_of_init(void)
                 i2c_dev = platform_device_register_simple("fsl-i2c", i, r, 2);
                 if (IS_ERR(i2c_dev)) {
                         ret = PTR_ERR(i2c_dev);
-                        goto i2c_err;
+                        goto err;
                 }
 
                 i2c_data.device_flags = 0;
@@ -240,18 +271,22 @@ static int __init fsl_i2c_of_init(void)
                 if (flags)
                         i2c_data.device_flags |= FSL_I2C_DEV_CLOCK_5200;
 
-                ret = platform_device_add_data(i2c_dev, &i2c_data, sizeof(struct fsl_i2c_platform_data));
+                ret =
+                    platform_device_add_data(i2c_dev, &i2c_data,
+                                             sizeof(struct
+                                                    fsl_i2c_platform_data));
                 if (ret)
-                        goto i2c_unreg;
+                        goto unreg;
         }
 
         return 0;
 
-i2c_unreg:
+unreg:
         platform_device_unregister(i2c_dev);
-i2c_err:
+err:
         return ret;
 }
+
 arch_initcall(fsl_i2c_of_init);
 
 #ifdef CONFIG_PPC_83xx
@@ -267,51 +302,192 @@ static int __init mpc83xx_wdt_init(void)
 
         if (!np) {
                 ret = -ENODEV;
-                goto mpc83xx_wdt_nodev;
+                goto nodev;
         }
 
         soc = of_find_node_by_type(NULL, "soc");
 
         if (!soc) {
                 ret = -ENODEV;
-                goto mpc83xx_wdt_nosoc;
+                goto nosoc;
         }
 
         freq = (unsigned int *)get_property(soc, "bus-frequency", NULL);
         if (!freq) {
                 ret = -ENODEV;
-                goto mpc83xx_wdt_err;
+                goto err;
         }
 
         memset(&r, 0, sizeof(r));
 
         ret = of_address_to_resource(np, 0, &r);
         if (ret)
-                goto mpc83xx_wdt_err;
+                goto err;
 
         dev = platform_device_register_simple("mpc83xx_wdt", 0, &r, 1);
         if (IS_ERR(dev)) {
                 ret = PTR_ERR(dev);
-                goto mpc83xx_wdt_err;
+                goto err;
         }
 
         ret = platform_device_add_data(dev, freq, sizeof(int));
         if (ret)
-                goto mpc83xx_wdt_unreg;
+                goto unreg;
 
         of_node_put(soc);
         of_node_put(np);
 
         return 0;
 
-mpc83xx_wdt_unreg:
+unreg:
         platform_device_unregister(dev);
-mpc83xx_wdt_err:
+err:
         of_node_put(soc);
-mpc83xx_wdt_nosoc:
+nosoc:
         of_node_put(np);
-mpc83xx_wdt_nodev:
+nodev:
         return ret;
 }
+
 arch_initcall(mpc83xx_wdt_init);
 #endif
+
+static enum fsl_usb2_phy_modes determine_usb_phy(char * phy_type)
+{
+        if (!phy_type)
+                return FSL_USB2_PHY_NONE;
+        if (!strcasecmp(phy_type, "ulpi"))
+                return FSL_USB2_PHY_ULPI;
+        if (!strcasecmp(phy_type, "utmi"))
+                return FSL_USB2_PHY_UTMI;
+        if (!strcasecmp(phy_type, "utmi_wide"))
+                return FSL_USB2_PHY_UTMI_WIDE;
+        if (!strcasecmp(phy_type, "serial"))
+                return FSL_USB2_PHY_SERIAL;
+
+        return FSL_USB2_PHY_NONE;
+}
+
+static int __init fsl_usb_of_init(void)
+{
+        struct device_node *np;
+        unsigned int i;
+        struct platform_device *usb_dev;
+        int ret;
+
+        for (np = NULL, i = 0;
+             (np = of_find_compatible_node(np, "usb", "fsl-usb2-mph")) != NULL;
+             i++) {
+                struct resource r[2];
+                struct fsl_usb2_platform_data usb_data;
+                unsigned char *prop = NULL;
+
+                memset(&r, 0, sizeof(r));
+                memset(&usb_data, 0, sizeof(usb_data));
+
+                ret = of_address_to_resource(np, 0, &r[0]);
+                if (ret)
+                        goto err;
+
+                r[1].start = np->intrs[0].line;
+                r[1].end = np->intrs[0].line;
+                r[1].flags = IORESOURCE_IRQ;
+
+                usb_dev =
+                    platform_device_register_simple("fsl-usb2-mph", i, r, 2);
+                if (IS_ERR(usb_dev)) {
+                        ret = PTR_ERR(usb_dev);
+                        goto err;
+                }
+
+                usb_dev->dev.coherent_dma_mask = 0xffffffffUL;
+                usb_dev->dev.dma_mask = &usb_dev->dev.coherent_dma_mask;
+
+                usb_data.operating_mode = FSL_USB2_MPH_HOST;
+
+                prop = get_property(np, "port0", NULL);
+                if (prop)
+                        usb_data.port_enables |= FSL_USB2_PORT0_ENABLED;
+
+                prop = get_property(np, "port1", NULL);
+                if (prop)
+                        usb_data.port_enables |= FSL_USB2_PORT1_ENABLED;
+
+                prop = get_property(np, "phy_type", NULL);
+                usb_data.phy_mode = determine_usb_phy(prop);
+
+                ret =
+                    platform_device_add_data(usb_dev, &usb_data,
+                                             sizeof(struct
+                                                    fsl_usb2_platform_data));
+                if (ret)
+                        goto unreg;
+        }
+
+        return 0;
+
+unreg:
+        platform_device_unregister(usb_dev);
+err:
+        return ret;
+}
+
+arch_initcall(fsl_usb_of_init);
+
+static int __init fsl_usb_dr_of_init(void)
+{
+        struct device_node *np;
+        unsigned int i;
+        struct platform_device *usb_dev;
+        int ret;
+
+        for (np = NULL, i = 0;
+             (np = of_find_compatible_node(np, "usb", "fsl-usb2-dr")) != NULL;
+             i++) {
+                struct resource r[2];
+                struct fsl_usb2_platform_data usb_data;
+                unsigned char *prop = NULL;
+
+                memset(&r, 0, sizeof(r));
+                memset(&usb_data, 0, sizeof(usb_data));
+
+                ret = of_address_to_resource(np, 0, &r[0]);
+                if (ret)
+                        goto err;
+
+                r[1].start = np->intrs[0].line;
+                r[1].end = np->intrs[0].line;
+                r[1].flags = IORESOURCE_IRQ;
+
+                usb_dev =
+                    platform_device_register_simple("fsl-usb2-dr", i, r, 2);
+                if (IS_ERR(usb_dev)) {
+                        ret = PTR_ERR(usb_dev);
+                        goto err;
+                }
+
+                usb_dev->dev.coherent_dma_mask = 0xffffffffUL;
+                usb_dev->dev.dma_mask = &usb_dev->dev.coherent_dma_mask;
+
+                usb_data.operating_mode = FSL_USB2_DR_HOST;
+
+                prop = get_property(np, "phy_type", NULL);
+                usb_data.phy_mode = determine_usb_phy(prop);
+
+                ret =
+                    platform_device_add_data(usb_dev, &usb_data,
+                                             sizeof(struct
+                                                    fsl_usb2_platform_data));
+                if (ret)
+                        goto unreg;
+        }
+
+        return 0;
+
+unreg:
+        platform_device_unregister(usb_dev);
+err:
+        return ret;
+}
+
+arch_initcall(fsl_usb_dr_of_init);
diff --git a/arch/powerpc/sysdev/ipic.h b/arch/powerpc/sysdev/ipic.h
index a7ce7da8785c..a60c9d18bb7f 100644
--- a/arch/powerpc/sysdev/ipic.h
+++ b/arch/powerpc/sysdev/ipic.h
@@ -1,6 +1,4 @@
 /*
- * arch/ppc/kernel/ipic.h
- *
  * IPIC private definitions and structure.
  *
  * Maintainer: Kumar Gala <galak@kernel.crashing.org>
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 7d02fa2a8990..4735b41c113c 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -191,6 +191,7 @@ Commands:\n\
   di    dump instructions\n\
   df    dump float values\n\
   dd    dump double values\n\
+  dr    dump stream of raw bytes\n\
   e     print exception information\n\
   f     flush cache\n\
   la    lookup symbol+offset of specified address\n\
@@ -1938,6 +1939,28 @@ bsesc(void)
         return c;
 }
 
+static void xmon_rawdump (unsigned long adrs, long ndump)
+{
+        long n, m, r, nr;
+        unsigned char temp[16];
+
+        for (n = ndump; n > 0;) {
+                r = n < 16? n: 16;
+                nr = mread(adrs, temp, r);
+                adrs += nr;
+                for (m = 0; m < r; ++m) {
+                        if (m < nr)
+                                printf("%.2x", temp[m]);
+                        else
+                                printf("%s", fault_chars[fault_type]);
+                }
+                n -= r;
+                if (nr < r)
+                        break;
+        }
+        printf("\n");
+}
+
 #define isxdigit(c)     (('0' <= (c) && (c) <= '9') \
                          || ('a' <= (c) && (c) <= 'f') \
                          || ('A' <= (c) && (c) <= 'F'))
@@ -1960,6 +1983,13 @@ dump(void)
                         nidump = MAX_DUMP;
                 adrs += ppc_inst_dump(adrs, nidump, 1);
                 last_cmd = "di\n";
+        } else if (c == 'r') {
+                scanhex(&ndump);
+                if (ndump == 0)
+                        ndump = 64;
+                xmon_rawdump(adrs, ndump);
+                adrs += ndump;
+                last_cmd = "dr\n";
         } else {
                 scanhex(&ndump);
                 if (ndump == 0)