Merge commit 'linus/master' into HEAD

Conflicts:
	MAINTAINERS

Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>

24 files changed, 316 insertions, 180 deletions

diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h
index 16b52f397983..9e07fe507029 100644
--- a/arch/arm/include/asm/atomic.h
+++ b/arch/arm/include/asm/atomic.h
@@ -249,6 +249,6 @@ static inline int atomic_add_unless(atomic_t *v, int a, int u)
 #define smp_mb__before_atomic_inc()     smp_mb()
 #define smp_mb__after_atomic_inc()      smp_mb()
 
-#include <asm-generic/atomic.h>
+#include <asm-generic/atomic-long.h>
 #endif
 #endif
diff --git a/arch/arm/include/asm/bitsperlong.h b/arch/arm/include/asm/bitsperlong.h
new file mode 100644
index 000000000000..6dc0bb0c13b2
--- /dev/null
+++ b/arch/arm/include/asm/bitsperlong.h
@@ -0,0 +1 @@
+#include <asm-generic/bitsperlong.h>
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index bb7d695f3900..1a711ea8418b 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -429,6 +429,14 @@ static inline void flush_anon_page(struct vm_area_struct *vma,
                 __flush_anon_page(vma, page, vmaddr);
 }
 
+#define ARCH_HAS_FLUSH_KERNEL_DCACHE_PAGE
+static inline void flush_kernel_dcache_page(struct page *page)
+{
+        /* highmem pages are always flushed upon kunmap already */
+        if ((cache_is_vivt() || cache_is_vipt_aliasing()) && !PageHighMem(page))
+                __cpuc_flush_dcache_page(page_address(page));
+}
+
 #define flush_dcache_mmap_lock(mapping) \
         spin_lock_irq(&(mapping)->tree_lock)
 #define flush_dcache_mmap_unlock(mapping) \
diff --git a/arch/arm/include/asm/cputype.h b/arch/arm/include/asm/cputype.h
index 7b9d27e749b8..b3e656c6fb78 100644
--- a/arch/arm/include/asm/cputype.h
+++ b/arch/arm/include/asm/cputype.h
@@ -8,6 +8,21 @@
 #define CPUID_TCM       2
 #define CPUID_TLBTYPE   3
 
+#define CPUID_EXT_PFR0  "c1, 0"
+#define CPUID_EXT_PFR1  "c1, 1"
+#define CPUID_EXT_DFR0  "c1, 2"
+#define CPUID_EXT_AFR0  "c1, 3"
+#define CPUID_EXT_MMFR0 "c1, 4"
+#define CPUID_EXT_MMFR1 "c1, 5"
+#define CPUID_EXT_MMFR2 "c1, 6"
+#define CPUID_EXT_MMFR3 "c1, 7"
+#define CPUID_EXT_ISAR0 "c2, 0"
+#define CPUID_EXT_ISAR1 "c2, 1"
+#define CPUID_EXT_ISAR2 "c2, 2"
+#define CPUID_EXT_ISAR3 "c2, 3"
+#define CPUID_EXT_ISAR4 "c2, 4"
+#define CPUID_EXT_ISAR5 "c2, 5"
+
 #ifdef CONFIG_CPU_CP15
 #define read_cpuid(reg)                                                 \
         ({                                                              \
@@ -18,9 +33,19 @@
                     : "cc");                                            \
                 __val;                                                  \
         })
+#define read_cpuid_ext(ext_reg)                                         \
+        ({                                                              \
+                unsigned int __val;                                     \
+                asm("mrc        p15, 0, %0, c0, " ext_reg               \
+                    : "=r" (__val)                                      \
+                    :                                                   \
+                    : "cc");                                            \
+                __val;                                                  \
+        })
 #else
 extern unsigned int processor_id;
 #define read_cpuid(reg) (processor_id)
+#define read_cpuid_ext(reg) 0
 #endif
 
 /*
diff --git a/arch/arm/include/asm/hardware/arm_twd.h b/arch/arm/include/asm/hardware/arm_twd.h
deleted file mode 100644
index e521b70713c8..000000000000
--- a/arch/arm/include/asm/hardware/arm_twd.h
+++ /dev/null
@@ -1,21 +0,0 @@
-#ifndef __ASM_HARDWARE_TWD_H
-#define __ASM_HARDWARE_TWD_H
-
-#define TWD_TIMER_LOAD                  0x00
-#define TWD_TIMER_COUNTER               0x04
-#define TWD_TIMER_CONTROL               0x08
-#define TWD_TIMER_INTSTAT               0x0C
-
-#define TWD_WDOG_LOAD                   0x20
-#define TWD_WDOG_COUNTER                0x24
-#define TWD_WDOG_CONTROL                0x28
-#define TWD_WDOG_INTSTAT                0x2C
-#define TWD_WDOG_RESETSTAT              0x30
-#define TWD_WDOG_DISABLE                0x34
-
-#define TWD_TIMER_CONTROL_ENABLE        (1 << 0)
-#define TWD_TIMER_CONTROL_ONESHOT       (0 << 1)
-#define TWD_TIMER_CONTROL_PERIODIC      (1 << 1)
-#define TWD_TIMER_CONTROL_IT_ENABLE     (1 << 2)
-
-#endif
diff --git a/arch/arm/include/asm/hardware/cache-l2x0.h b/arch/arm/include/asm/hardware/cache-l2x0.h
index 64f2252a25cd..cdb9022716fd 100644
--- a/arch/arm/include/asm/hardware/cache-l2x0.h
+++ b/arch/arm/include/asm/hardware/cache-l2x0.h
@@ -24,6 +24,8 @@
 #define L2X0_CACHE_TYPE                 0x004
 #define L2X0_CTRL                       0x100
 #define L2X0_AUX_CTRL                   0x104
+#define L2X0_TAG_LATENCY_CTRL           0x108
+#define L2X0_DATA_LATENCY_CTRL          0x10C
 #define L2X0_EVENT_CNT_CTRL             0x200
 #define L2X0_EVENT_CNT1_CFG             0x204
 #define L2X0_EVENT_CNT0_CFG             0x208
diff --git a/arch/arm/include/asm/hardware/pl080.h b/arch/arm/include/asm/hardware/pl080.h
new file mode 100644
index 000000000000..6a6c66be7f65
--- /dev/null
+++ b/arch/arm/include/asm/hardware/pl080.h
@@ -0,0 +1,138 @@
+/* arch/arm/include/asm/hardware/pl080.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      http://armlinux.simtec.co.uk/
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * ARM PrimeCell PL080 DMA controller
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+/* Note, there are some Samsung updates to this controller block which
+ * make it not entierly compatible with the PL080 specification from
+ * ARM. When in doubt, check the Samsung documentation first.
+ *
+ * The Samsung defines are PL080S, and add an extra controll register,
+ * the ability to move more than 2^11 counts of data and some extra
+ * OneNAND features.
+*/
+
+#define PL080_INT_STATUS                        (0x00)
+#define PL080_TC_STATUS                         (0x04)
+#define PL080_TC_CLEAR                          (0x08)
+#define PL080_ERR_STATUS                        (0x0C)
+#define PL080_ERR_CLEAR                         (0x10)
+#define PL080_RAW_TC_STATUS                     (0x14)
+#define PL080_RAW_ERR_STATUS                    (0x18)
+#define PL080_EN_CHAN                           (0x1c)
+#define PL080_SOFT_BREQ                         (0x20)
+#define PL080_SOFT_SREQ                         (0x24)
+#define PL080_SOFT_LBREQ                        (0x28)
+#define PL080_SOFT_LSREQ                        (0x2C)
+
+#define PL080_CONFIG                            (0x30)
+#define PL080_CONFIG_M2_BE                      (1 << 2)
+#define PL080_CONFIG_M1_BE                      (1 << 1)
+#define PL080_CONFIG_ENABLE                     (1 << 0)
+
+#define PL080_SYNC                              (0x34)
+
+/* Per channel configuration registers */
+
+#define PL008_Cx_STRIDE                         (0x20)
+#define PL080_Cx_BASE(x)                        ((0x100 + (x * 0x20)))
+#define PL080_Cx_SRC_ADDR(x)                    ((0x100 + (x * 0x20)))
+#define PL080_Cx_DST_ADDR(x)                    ((0x104 + (x * 0x20)))
+#define PL080_Cx_LLI(x)                         ((0x108 + (x * 0x20)))
+#define PL080_Cx_CONTROL(x)                     ((0x10C + (x * 0x20)))
+#define PL080_Cx_CONFIG(x)                      ((0x110 + (x * 0x20)))
+#define PL080S_Cx_CONTROL2(x)                   ((0x110 + (x * 0x20)))
+#define PL080S_Cx_CONFIG(x)                     ((0x114 + (x * 0x20)))
+
+#define PL080_CH_SRC_ADDR                       (0x00)
+#define PL080_CH_DST_ADDR                       (0x04)
+#define PL080_CH_LLI                            (0x08)
+#define PL080_CH_CONTROL                        (0x0C)
+#define PL080_CH_CONFIG                         (0x10)
+#define PL080S_CH_CONTROL2                      (0x10)
+#define PL080S_CH_CONFIG                        (0x14)
+
+#define PL080_LLI_ADDR_MASK                     (0x3fffffff << 2)
+#define PL080_LLI_ADDR_SHIFT                    (2)
+#define PL080_LLI_LM_AHB2                       (1 << 0)
+
+#define PL080_CONTROL_TC_IRQ_EN                 (1 << 31)
+#define PL080_CONTROL_PROT_MASK                 (0x7 << 28)
+#define PL080_CONTROL_PROT_SHIFT                (28)
+#define PL080_CONTROL_PROT_SYS                  (1 << 28)
+#define PL080_CONTROL_DST_INCR                  (1 << 27)
+#define PL080_CONTROL_SRC_INCR                  (1 << 26)
+#define PL080_CONTROL_DST_AHB2                  (1 << 25)
+#define PL080_CONTROL_SRC_AHB2                  (1 << 24)
+#define PL080_CONTROL_DWIDTH_MASK               (0x7 << 21)
+#define PL080_CONTROL_DWIDTH_SHIFT              (21)
+#define PL080_CONTROL_SWIDTH_MASK               (0x7 << 18)
+#define PL080_CONTROL_SWIDTH_SHIFT              (18)
+#define PL080_CONTROL_DB_SIZE_MASK              (0x7 << 15)
+#define PL080_CONTROL_DB_SIZE_SHIFT             (15)
+#define PL080_CONTROL_SB_SIZE_MASK              (0x7 << 12)
+#define PL080_CONTROL_SB_SIZE_SHIFT             (12)
+#define PL080_CONTROL_TRANSFER_SIZE_MASK        (0xfff << 0)
+#define PL080_CONTROL_TRANSFER_SIZE_SHIFT       (0)
+
+#define PL080_BSIZE_1                           (0x0)
+#define PL080_BSIZE_4                           (0x1)
+#define PL080_BSIZE_8                           (0x2)
+#define PL080_BSIZE_16                          (0x3)
+#define PL080_BSIZE_32                          (0x4)
+#define PL080_BSIZE_64                          (0x5)
+#define PL080_BSIZE_128                         (0x6)
+#define PL080_BSIZE_256                         (0x7)
+
+#define PL080_WIDTH_8BIT                        (0x0)
+#define PL080_WIDTH_16BIT                       (0x1)
+#define PL080_WIDTH_32BIT                       (0x2)
+
+#define PL080_CONFIG_HALT                       (1 << 18)
+#define PL080_CONFIG_ACTIVE                     (1 << 17)  /* RO */
+#define PL080_CONFIG_LOCK                       (1 << 16)
+#define PL080_CONFIG_TC_IRQ_MASK                (1 << 15)
+#define PL080_CONFIG_ERR_IRQ_MASK               (1 << 14)
+#define PL080_CONFIG_FLOW_CONTROL_MASK          (0x7 << 11)
+#define PL080_CONFIG_FLOW_CONTROL_SHIFT         (11)
+#define PL080_CONFIG_DST_SEL_MASK               (0xf << 6)
+#define PL080_CONFIG_DST_SEL_SHIFT              (6)
+#define PL080_CONFIG_SRC_SEL_MASK               (0xf << 1)
+#define PL080_CONFIG_SRC_SEL_SHIFT              (1)
+#define PL080_CONFIG_ENABLE                     (1 << 0)
+
+#define PL080_FLOW_MEM2MEM                      (0x0)
+#define PL080_FLOW_MEM2PER                      (0x1)
+#define PL080_FLOW_PER2MEM                      (0x2)
+#define PL080_FLOW_SRC2DST                      (0x3)
+#define PL080_FLOW_SRC2DST_DST                  (0x4)
+#define PL080_FLOW_MEM2PER_PER                  (0x5)
+#define PL080_FLOW_PER2MEM_PER                  (0x6)
+#define PL080_FLOW_SRC2DST_SRC                  (0x7)
+
+/* DMA linked list chain structure */
+
+struct pl080_lli {
+        u32     src_addr;
+        u32     dst_addr;
+        u32     next_lli;
+        u32     control0;
+};
+
+struct pl080s_lli {
+        u32     src_addr;
+        u32     dst_addr;
+        u32     next_lli;
+        u32     control0;
+        u32     control1;
+};
+
diff --git a/arch/arm/include/asm/hardware/sharpsl_pm.h b/arch/arm/include/asm/hardware/sharpsl_pm.h
deleted file mode 100644
index 2d00db22b981..000000000000
--- a/arch/arm/include/asm/hardware/sharpsl_pm.h
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
- * SharpSL Battery/PM Driver
- *
- * Copyright (c) 2004-2005 Richard Purdie
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#include <linux/interrupt.h>
-
-struct sharpsl_charger_machinfo {
-        void (*init)(void);
-        void (*exit)(void);
-        int gpio_acin;
-        int gpio_batfull;
-        int batfull_irq;
-        int gpio_batlock;
-        int gpio_fatal;
-        void (*discharge)(int);
-        void (*discharge1)(int);
-        void (*charge)(int);
-        void (*measure_temp)(int);
-        void (*presuspend)(void);
-        void (*postsuspend)(void);
-        void (*earlyresume)(void);
-        unsigned long (*read_devdata)(int);
-#define SHARPSL_BATT_VOLT       1
-#define SHARPSL_BATT_TEMP       2
-#define SHARPSL_ACIN_VOLT       3
-#define SHARPSL_STATUS_ACIN     4
-#define SHARPSL_STATUS_LOCK     5
-#define SHARPSL_STATUS_CHRGFULL 6
-#define SHARPSL_STATUS_FATAL    7
-        unsigned long (*charger_wakeup)(void);
-        int (*should_wakeup)(unsigned int resume_on_alarm);
-        void (*backlight_limit)(int);
-        int (*backlight_get_status) (void);
-        int charge_on_volt;
-        int charge_on_temp;
-        int charge_acin_high;
-        int charge_acin_low;
-        int fatal_acin_volt;
-        int fatal_noacin_volt;
-        int bat_levels;
-        struct battery_thresh *bat_levels_noac;
-        struct battery_thresh *bat_levels_acin;
-        struct battery_thresh *bat_levels_noac_bl;
-        struct battery_thresh *bat_levels_acin_bl;
-        int status_high_acin;
-        int status_low_acin;
-        int status_high_noac;
-        int status_low_noac;
-};
-
-struct battery_thresh {
-        int voltage;
-        int percentage;
-};
-
-struct battery_stat {
-        int ac_status;         /* APM AC Present/Not Present */
-        int mainbat_status;    /* APM Main Battery Status */
-        int mainbat_percent;   /* Main Battery Percentage Charge */
-        int mainbat_voltage;   /* Main Battery Voltage */
-};
-
-struct sharpsl_pm_status {
-        struct device *dev;
-        struct timer_list ac_timer;
-        struct timer_list chrg_full_timer;
-
-        int charge_mode;
-#define CHRG_ERROR    (-1)
-#define CHRG_OFF      (0)
-#define CHRG_ON       (1)
-#define CHRG_DONE     (2)
-
-        unsigned int flags;
-#define SHARPSL_SUSPENDED       (1 << 0)  /* Device is Suspended */
-#define SHARPSL_ALARM_ACTIVE    (1 << 1)  /* Alarm is for charging event (not user) */
-#define SHARPSL_BL_LIMIT        (1 << 2)  /* Backlight Intensity Limited */
-#define SHARPSL_APM_QUEUED      (1 << 3)  /* APM Event Queued */
-#define SHARPSL_DO_OFFLINE_CHRG (1 << 4)  /* Trigger the offline charger */
-
-        int full_count;
-        unsigned long charge_start_time;
-        struct sharpsl_charger_machinfo *machinfo;
-        struct battery_stat battstat;
-};
-
-extern struct sharpsl_pm_status sharpsl_pm;
-
-
-#define SHARPSL_LED_ERROR  2
-#define SHARPSL_LED_ON     1
-#define SHARPSL_LED_OFF    0
-
-void sharpsl_battery_kick(void);
-void sharpsl_pm_led(int val);
-irqreturn_t sharpsl_ac_isr(int irq, void *dev_id);
-irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id);
-irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id);
-
diff --git a/arch/arm/include/asm/hardware/vic.h b/arch/arm/include/asm/hardware/vic.h
index f87328d4a180..5d72550a8097 100644
--- a/arch/arm/include/asm/hardware/vic.h
+++ b/arch/arm/include/asm/hardware/vic.h
@@ -41,7 +41,7 @@
 #define VIC_PL192_VECT_ADDR             0xF00
 
 #ifndef __ASSEMBLY__
-void vic_init(void __iomem *base, unsigned int irq_start, u32 vic_sources);
+void vic_init(void __iomem *base, unsigned int irq_start, u32 vic_sources, u32 resume_sources);
 #endif
 
 #endif
diff --git a/arch/arm/include/asm/localtimer.h b/arch/arm/include/asm/localtimer.h
new file mode 100644
index 000000000000..50c7e7cfd670
--- /dev/null
+++ b/arch/arm/include/asm/localtimer.h
@@ -0,0 +1,63 @@
+/*
+ *  arch/arm/include/asm/localtimer.h
+ *
+ *  Copyright (C) 2004-2005 ARM Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __ASM_ARM_LOCALTIMER_H
+#define __ASM_ARM_LOCALTIMER_H
+
+struct clock_event_device;
+
+/*
+ * Setup a per-cpu timer, whether it be a local timer or dummy broadcast
+ */
+void percpu_timer_setup(void);
+
+/*
+ * Called from assembly, this is the local timer IRQ handler
+ */
+asmlinkage void do_local_timer(struct pt_regs *);
+
+
+#ifdef CONFIG_LOCAL_TIMERS
+
+#ifdef CONFIG_HAVE_ARM_TWD
+
+#include "smp_twd.h"
+
+#define local_timer_ack()       twd_timer_ack()
+#define local_timer_stop()      twd_timer_stop()
+
+#else
+
+/*
+ * Platform provides this to acknowledge a local timer IRQ.
+ * Returns true if the local timer IRQ is to be processed.
+ */
+int local_timer_ack(void);
+
+/*
+ * Stop a local timer interrupt.
+ */
+void local_timer_stop(void);
+
+#endif
+
+/*
+ * Setup a local timer interrupt for a CPU.
+ */
+void local_timer_setup(struct clock_event_device *);
+
+#else
+
+static inline void local_timer_stop(void)
+{
+}
+
+#endif
+
+#endif
diff --git a/arch/arm/include/asm/mach/map.h b/arch/arm/include/asm/mach/map.h
index 58cf91f38e6f..742c2aaeb020 100644
--- a/arch/arm/include/asm/mach/map.h
+++ b/arch/arm/include/asm/mach/map.h
@@ -30,6 +30,14 @@ struct map_desc {
 
 #ifdef CONFIG_MMU
 extern void iotable_init(struct map_desc *, int);
+
+struct mem_type;
+extern const struct mem_type *get_mem_type(unsigned int type);
+/*
+ * external interface to remap single page with appropriate type
+ */
+extern int ioremap_page(unsigned long virt, unsigned long phys,
+                        const struct mem_type *mtype);
 #else
 #define iotable_init(map,num)   do { } while (0)
 #endif
diff --git a/arch/arm/include/asm/mman.h b/arch/arm/include/asm/mman.h
index 54570d2e95b7..fc26976d8e3a 100644
--- a/arch/arm/include/asm/mman.h
+++ b/arch/arm/include/asm/mman.h
@@ -1,7 +1,7 @@
 #ifndef __ARM_MMAN_H__
 #define __ARM_MMAN_H__
 
-#include <asm-generic/mman.h>
+#include <asm-generic/mman-common.h>
 
 #define MAP_GROWSDOWN   0x0100          /* stack-like segment */
 #define MAP_DENYWRITE   0x0800          /* ETXTBSY */
diff --git a/arch/arm/include/asm/page.h b/arch/arm/include/asm/page.h
index 7b522770f29d..be962c1349c4 100644
--- a/arch/arm/include/asm/page.h
+++ b/arch/arm/include/asm/page.h
@@ -202,6 +202,6 @@ typedef struct page *pgtable_t;
         (((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0) | \
          VM_READ | VM_WRITE | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
 
-#include <asm-generic/page.h>
+#include <asm-generic/getorder.h>
 
 #endif
diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h
index 110295c5461d..1cd2d6416bda 100644
--- a/arch/arm/include/asm/pgtable.h
+++ b/arch/arm/include/asm/pgtable.h
@@ -342,7 +342,7 @@ static inline pte_t *pmd_page_vaddr(pmd_t pmd)
         return __va(ptr);
 }
 
-#define pmd_page(pmd) virt_to_page(__va(pmd_val(pmd)))
+#define pmd_page(pmd)           pfn_to_page(__phys_to_pfn(pmd_val(pmd)))
 
 /*
  * Conversion functions: convert a page and protection to a page entry,
diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h
index 1845892260e7..6a89567ffc5b 100644
--- a/arch/arm/include/asm/processor.h
+++ b/arch/arm/include/asm/processor.h
@@ -71,6 +71,7 @@ struct thread_struct {
                 regs->ARM_cpsr = USR26_MODE;                            \
         if (elf_hwcap & HWCAP_THUMB && pc & 1)                          \
                 regs->ARM_cpsr |= PSR_T_BIT;                            \
+        regs->ARM_cpsr |= PSR_ENDSTATE;                                 \
         regs->ARM_pc = pc & ~1;         /* pc */                        \
         regs->ARM_sp = sp;              /* sp */                        \
         regs->ARM_r2 = stack[2];        /* r2 (envp) */                 \
diff --git a/arch/arm/include/asm/ptrace.h b/arch/arm/include/asm/ptrace.h
index 236a06b9b7ce..67b833c9b6b9 100644
--- a/arch/arm/include/asm/ptrace.h
+++ b/arch/arm/include/asm/ptrace.h
@@ -50,6 +50,7 @@
 #define PSR_F_BIT       0x00000040
 #define PSR_I_BIT       0x00000080
 #define PSR_A_BIT       0x00000100
+#define PSR_E_BIT       0x00000200
 #define PSR_J_BIT       0x01000000
 #define PSR_Q_BIT       0x08000000
 #define PSR_V_BIT       0x10000000
@@ -65,6 +66,22 @@
 #define PSR_x           0x0000ff00      /* Extension            */
 #define PSR_c           0x000000ff      /* Control              */
 
+/*
+ * ARMv7 groups of APSR bits
+ */
+#define PSR_ISET_MASK   0x01000010      /* ISA state (J, T) mask */
+#define PSR_IT_MASK     0x0600fc00      /* If-Then execution state mask */
+#define PSR_ENDIAN_MASK 0x00000200      /* Endianness state mask */
+
+/*
+ * Default endianness state
+ */
+#ifdef CONFIG_CPU_ENDIAN_BE8
+#define PSR_ENDSTATE    PSR_E_BIT
+#else
+#define PSR_ENDSTATE    0
+#endif
+
 #ifndef __ASSEMBLY__
 
 /*
diff --git a/arch/arm/include/asm/signal.h b/arch/arm/include/asm/signal.h
index d0fb487aba4f..43ba0fb1c8ad 100644
--- a/arch/arm/include/asm/signal.h
+++ b/arch/arm/include/asm/signal.h
@@ -111,7 +111,7 @@ typedef unsigned long sigset_t;
 #define MINSIGSTKSZ     2048
 #define SIGSTKSZ        8192
 
-#include <asm-generic/signal.h>
+#include <asm-generic/signal-defs.h>
 
 #ifdef __KERNEL__
 struct old_sigaction {
diff --git a/arch/arm/include/asm/sizes.h b/arch/arm/include/asm/sizes.h
index ada93a8fc2ef..4fc1565e4f93 100644
--- a/arch/arm/include/asm/sizes.h
+++ b/arch/arm/include/asm/sizes.h
@@ -29,6 +29,7 @@
 #define SZ_512                          0x00000200
 
 #define SZ_1K                           0x00000400
+#define SZ_2K                           0x00000800
 #define SZ_4K                           0x00001000
 #define SZ_8K                           0x00002000
 #define SZ_16K                          0x00004000
diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h
index 5995935338e1..a06e735b262a 100644
--- a/arch/arm/include/asm/smp.h
+++ b/arch/arm/include/asm/smp.h
@@ -41,7 +41,7 @@ extern void show_ipi_list(struct seq_file *p);
 asmlinkage void do_IPI(struct pt_regs *regs);
 
 /*
- * Setup the SMP cpu_possible_map
+ * Setup the set of possible CPUs (via set_cpu_possible)
  */
 extern void smp_init_cpus(void);
 
@@ -56,11 +56,6 @@ extern void smp_store_cpu_info(unsigned int cpuid);
 extern void smp_cross_call(const struct cpumask *mask);
 
 /*
- * Broadcast a clock event to other CPUs.
- */
-extern void smp_timer_broadcast(const struct cpumask *mask);
-
-/*
  * Boot a secondary CPU, and assign it the specified idle task.
  * This also gives us the initial stack to use for this CPU.
  */
@@ -101,43 +96,8 @@ extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
 #define arch_send_call_function_ipi_mask arch_send_call_function_ipi_mask
 
 /*
- * Local timer interrupt handling function (can be IPI'ed).
- */
-extern void local_timer_interrupt(void);
-
-#ifdef CONFIG_LOCAL_TIMERS
-
-/*
- * Stop a local timer interrupt.
- */
-extern void local_timer_stop(void);
-
-/*
- * Platform provides this to acknowledge a local timer IRQ
- */
-extern int local_timer_ack(void);
-
-#else
-
-static inline void local_timer_stop(void)
-{
-}
-
-#endif
-
-/*
- * Setup a local timer interrupt for a CPU.
- */
-extern void local_timer_setup(void);
-
-/*
  * show local interrupt info
  */
 extern void show_local_irqs(struct seq_file *);
 
-/*
- * Called from assembly, this is the local timer IRQ handler
- */
-asmlinkage void do_local_timer(struct pt_regs *);
-
 #endif /* ifndef __ASM_ARM_SMP_H */
diff --git a/arch/arm/include/asm/smp_scu.h b/arch/arm/include/asm/smp_scu.h
new file mode 100644
index 000000000000..2376835015d6
--- /dev/null
+++ b/arch/arm/include/asm/smp_scu.h
@@ -0,0 +1,7 @@
+#ifndef __ASMARM_ARCH_SCU_H
+#define __ASMARM_ARCH_SCU_H
+
+unsigned int scu_get_core_count(void __iomem *);
+void scu_enable(void __iomem *);
+
+#endif
diff --git a/arch/arm/include/asm/smp_twd.h b/arch/arm/include/asm/smp_twd.h
new file mode 100644
index 000000000000..7be0978b2625
--- /dev/null
+++ b/arch/arm/include/asm/smp_twd.h
@@ -0,0 +1,12 @@
+#ifndef __ASMARM_SMP_TWD_H
+#define __ASMARM_SMP_TWD_H
+
+struct clock_event_device;
+
+extern void __iomem *twd_base;
+
+void twd_timer_stop(void);
+int twd_timer_ack(void);
+void twd_timer_setup(struct clock_event_device *);
+
+#endif
diff --git a/arch/arm/include/asm/suspend.h b/arch/arm/include/asm/suspend.h
deleted file mode 100644
index cf0d0bdee74d..000000000000
--- a/arch/arm/include/asm/suspend.h
+++ /dev/null
@@ -1,4 +0,0 @@
-#ifndef _ASMARM_SUSPEND_H
-#define _ASMARM_SUSPEND_H
-
-#endif
diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h
index a62218013c78..c964f3fc3bc5 100644
--- a/arch/arm/include/asm/tlbflush.h
+++ b/arch/arm/include/asm/tlbflush.h
@@ -40,6 +40,12 @@
 #define TLB_V6_I_ASID   (1 << 18)
 
 #define TLB_BTB         (1 << 28)
+
+/* Unified Inner Shareable TLB operations (ARMv7 MP extensions) */
+#define TLB_V7_UIS_PAGE (1 << 19)
+#define TLB_V7_UIS_FULL (1 << 20)
+#define TLB_V7_UIS_ASID (1 << 21)
+
 #define TLB_L2CLEAN_FR  (1 << 29)               /* Feroceon */
 #define TLB_DCLEAN      (1 << 30)
 #define TLB_WB          (1 << 31)
@@ -176,9 +182,17 @@
 # define v6wbi_always_flags     (-1UL)
 #endif
 
+#ifdef CONFIG_SMP
+#define v7wbi_tlb_flags (TLB_WB | TLB_DCLEAN | TLB_BTB | \
+                         TLB_V7_UIS_FULL | TLB_V7_UIS_PAGE | TLB_V7_UIS_ASID)
+#else
+#define v7wbi_tlb_flags (TLB_WB | TLB_DCLEAN | TLB_BTB | \
+                         TLB_V6_U_FULL | TLB_V6_U_PAGE | TLB_V6_U_ASID)
+#endif
+
 #ifdef CONFIG_CPU_TLB_V7
-# define v7wbi_possible_flags   v6wbi_tlb_flags
-# define v7wbi_always_flags     v6wbi_tlb_flags
+# define v7wbi_possible_flags   v7wbi_tlb_flags
+# define v7wbi_always_flags     v7wbi_tlb_flags
 # ifdef _TLB
 #  define MULTI_TLB 1
 # else
@@ -316,6 +330,8 @@ static inline void local_flush_tlb_all(void)
                 asm("mcr p15, 0, %0, c8, c6, 0" : : "r" (zero) : "cc");
         if (tlb_flag(TLB_V4_I_FULL | TLB_V6_I_FULL))
                 asm("mcr p15, 0, %0, c8, c5, 0" : : "r" (zero) : "cc");
+        if (tlb_flag(TLB_V7_UIS_FULL))
+                asm("mcr p15, 0, %0, c8, c3, 0" : : "r" (zero) : "cc");
 
         if (tlb_flag(TLB_BTB)) {
                 /* flush the branch target cache */
@@ -351,6 +367,8 @@ static inline void local_flush_tlb_mm(struct mm_struct *mm)
                 asm("mcr p15, 0, %0, c8, c6, 2" : : "r" (asid) : "cc");
         if (tlb_flag(TLB_V6_I_ASID))
                 asm("mcr p15, 0, %0, c8, c5, 2" : : "r" (asid) : "cc");
+        if (tlb_flag(TLB_V7_UIS_ASID))
+                asm("mcr p15, 0, %0, c8, c3, 2" : : "r" (asid) : "cc");
 
         if (tlb_flag(TLB_BTB)) {
                 /* flush the branch target cache */
@@ -389,6 +407,8 @@ local_flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
                 asm("mcr p15, 0, %0, c8, c6, 1" : : "r" (uaddr) : "cc");
         if (tlb_flag(TLB_V6_I_PAGE))
                 asm("mcr p15, 0, %0, c8, c5, 1" : : "r" (uaddr) : "cc");
+        if (tlb_flag(TLB_V7_UIS_PAGE))
+                asm("mcr p15, 0, %0, c8, c3, 1" : : "r" (uaddr) : "cc");
 
         if (tlb_flag(TLB_BTB)) {
                 /* flush the branch target cache */
@@ -424,6 +444,8 @@ static inline void local_flush_tlb_kernel_page(unsigned long kaddr)
                 asm("mcr p15, 0, %0, c8, c6, 1" : : "r" (kaddr) : "cc");
         if (tlb_flag(TLB_V6_I_PAGE))
                 asm("mcr p15, 0, %0, c8, c5, 1" : : "r" (kaddr) : "cc");
+        if (tlb_flag(TLB_V7_UIS_PAGE))
+                asm("mcr p15, 0, %0, c8, c3, 1" : : "r" (kaddr) : "cc");
 
         if (tlb_flag(TLB_BTB)) {
                 /* flush the branch target cache */
diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h
index 7897464e0c24..0da9bc9b3b1d 100644
--- a/arch/arm/include/asm/uaccess.h
+++ b/arch/arm/include/asm/uaccess.h
@@ -386,7 +386,9 @@ do {									\
 #ifdef CONFIG_MMU
 extern unsigned long __must_check __copy_from_user(void *to, const void __user *from, unsigned long n);
 extern unsigned long __must_check __copy_to_user(void __user *to, const void *from, unsigned long n);
+extern unsigned long __must_check __copy_to_user_std(void __user *to, const void *from, unsigned long n);
 extern unsigned long __must_check __clear_user(void __user *addr, unsigned long n);
+extern unsigned long __must_check __clear_user_std(void __user *addr, unsigned long n);
 #else
 #define __copy_from_user(to,from,n)     (memcpy(to, (void __force *)from, n), 0)
 #define __copy_to_user(to,from,n)       (memcpy((void __force *)to, from, n), 0)