216 files changed, 1128 insertions, 421 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 7c0effb69fc7..fdc9d4dbf85b 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -366,6 +366,7 @@ config ARCH_MXC
        select GENERIC_CLOCKEVENTS
        select ARCH_REQUIRE_GPIOLIB
        select CLKDEV_LOOKUP
+        select HAVE_SCHED_CLOCK
        help
          Support for Freescale MXC/iMX-based family of processors
@@ -693,7 +694,7 @@ config ARCH_S3C2410
          the Samsung SMDK2410 development board (and derivatives).
          Note, the S3C2416 and the S3C2450 are so close that they even share
-          the same SoC ID code. This means that there is no seperate machine
+          the same SoC ID code. This means that there is no separate machine
          directory (no arch/arm/mach-s3c2450) as the S3C2416 was first.
 config ARCH_S3C64XX
diff --git a/arch/arm/Kconfig-nommu b/arch/arm/Kconfig-nommu
index 901e6dff8437..2cef8e13f9f8 100644
--- a/arch/arm/Kconfig-nommu
+++ b/arch/arm/Kconfig-nommu
@@ -34,7 +34,7 @@ config PROCESSOR_ID
          used instead of the auto-probing which utilizes the register.
 config REMAP_VECTORS_TO_RAM
-        bool 'Install vectors to the begining of RAM' if DRAM_BASE
+        bool 'Install vectors to the beginning of RAM' if DRAM_BASE
        depends on DRAM_BASE
        help
          The kernel needs to change the hardware exception vectors.
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index 84ac4d656310..adf583cd0c35 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -21,20 +21,12 @@
 #if defined(CONFIG_DEBUG_ICEDCC)
-#if defined(CONFIG_CPU_V6) || defined(CONFIG_CPU_V6K)
+#if defined(CONFIG_CPU_V6) || defined(CONFIG_CPU_V6K) || defined(CONFIG_CPU_V7)
                .macro  loadsp, rb, tmp
                .endm
                .macro  writeb, ch, rb
                mcr     p14, 0, \ch, c0, c5, 0
                .endm
-#elif defined(CONFIG_CPU_V7)
-                .macro  loadsp, rb, tmp
-                .endm
-                .macro  writeb, ch, rb
-wait:           mrc     p14, 0, pc, c0, c1, 0
-                bcs     wait
-                mcr     p14, 0, \ch, c0, c5, 0
-                .endm
 #elif defined(CONFIG_CPU_XSCALE)
                .macro  loadsp, rb, tmp
                .endm
diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c
index 4657e877bf8f..2df38263124c 100644
--- a/arch/arm/boot/compressed/misc.c
+++ b/arch/arm/boot/compressed/misc.c
@@ -36,7 +36,7 @@ extern void error(char *x);
 #ifdef CONFIG_DEBUG_ICEDCC
-#if defined(CONFIG_CPU_V6) || defined(CONFIG_CPU_V6K)
+#if defined(CONFIG_CPU_V6) || defined(CONFIG_CPU_V6K) || defined(CONFIG_CPU_V7)
 static void icedcc_putc(int ch)
 {
@@ -52,16 +52,6 @@ static void icedcc_putc(int ch)
        asm("mcr p14, 0, %0, c0, c5, 0" : : "r" (ch));
 }
-#elif defined(CONFIG_CPU_V7)
-static void icedcc_putc(int ch)
-{
-        asm(
-        "wait:  mrc     p14, 0, pc, c0, c1, 0                   \n\
-                bcs     wait                                    \n\
-                mcr     p14, 0, %0, c0, c5, 0                   "
-        : : "r" (ch));
-}
 #elif defined(CONFIG_CPU_XSCALE)
diff --git a/arch/arm/common/pl330.c b/arch/arm/common/pl330.c
index 8f0f86db3602..97912fa48782 100644
--- a/arch/arm/common/pl330.c
+++ b/arch/arm/common/pl330.c
@@ -1045,7 +1045,7 @@ static inline int _loop(unsigned dry_run, u8 buf[],
        unsigned lcnt0, lcnt1, ljmp0, ljmp1;
        struct _arg_LPEND lpend;
-        /* Max iterations possibile in DMALP is 256 */
+        /* Max iterations possible in DMALP is 256 */
        if (*bursts >= 256*256) {
                lcnt1 = 256;
                lcnt0 = 256;
@@ -1446,7 +1446,7 @@ int pl330_update(const struct pl330_info *pi)
        }
        for (ev = 0; ev < pi->pcfg.num_events; ev++) {
-                if (val & (1 << ev)) { /* Event occured */
+                if (val & (1 << ev)) { /* Event occurred */
                        struct pl330_thread *thrd;
                        u32 inten = readl(regs + INTEN);
                        int active;
diff --git a/arch/arm/include/asm/fpstate.h b/arch/arm/include/asm/fpstate.h
index ee5e03efc1bb..3ad4c10d0d84 100644
--- a/arch/arm/include/asm/fpstate.h
+++ b/arch/arm/include/asm/fpstate.h
@@ -18,7 +18,7 @@
 * VFP storage area has:
 *  - FPEXC, FPSCR, FPINST and FPINST2.
 *  - 16 or 32 double precision data registers
- *  - an implementation-dependant word of state for FLDMX/FSTMX (pre-ARMv6)
+ *  - an implementation-dependent word of state for FLDMX/FSTMX (pre-ARMv6)
 * 
 *  FPEXC will always be non-zero once the VFP has been used in this process.
 */
diff --git a/arch/arm/include/asm/glue-cache.h b/arch/arm/include/asm/glue-cache.h
index c7afbc552c7f..7e30874377e6 100644
--- a/arch/arm/include/asm/glue-cache.h
+++ b/arch/arm/include/asm/glue-cache.h
@@ -126,7 +126,7 @@
 #endif
 #if !defined(_CACHE) && !defined(MULTI_CACHE)
-#error Unknown cache maintainence model
+#error Unknown cache maintenance model
 #endif
 #ifndef MULTI_CACHE
diff --git a/arch/arm/include/asm/glue.h b/arch/arm/include/asm/glue.h
index 0ec35d1698aa..fbf71d75ec83 100644
--- a/arch/arm/include/asm/glue.h
+++ b/arch/arm/include/asm/glue.h
@@ -10,8 +10,8 @@
 *
 *  This file provides the glue to stick the processor-specific bits
 *  into the kernel in an efficient manner.  The idea is to use branches
- *  when we're only targetting one class of TLB, or indirect calls
+ *  when we're only targeting one class of TLB, or indirect calls
- *  when we're targetting multiple classes of TLBs.
+ *  when we're targeting multiple classes of TLBs.
 */
 #ifdef __KERNEL__
diff --git a/arch/arm/include/asm/hardware/pl080.h b/arch/arm/include/asm/hardware/pl080.h
index f35b86e68dd5..e4a04e4e5627 100644
--- a/arch/arm/include/asm/hardware/pl080.h
+++ b/arch/arm/include/asm/hardware/pl080.h
@@ -16,7 +16,7 @@
 * 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 Samsung defines are PL080S, and add an extra control register,
 * the ability to move more than 2^11 counts of data and some extra
 * OneNAND features.
 */
diff --git a/arch/arm/include/asm/mach/udc_pxa2xx.h b/arch/arm/include/asm/mach/udc_pxa2xx.h
index 833306ee9e7f..ea297ac70bc6 100644
--- a/arch/arm/include/asm/mach/udc_pxa2xx.h
+++ b/arch/arm/include/asm/mach/udc_pxa2xx.h
@@ -20,8 +20,6 @@ struct pxa2xx_udc_mach_info {
         * VBUS IRQ and omit the methods above.  Store the GPIO number
         * here.  Note that sometimes the signals go through inverters...
         */
-        bool    gpio_vbus_inverted;
-        int     gpio_vbus;                      /* high == vbus present */
        bool    gpio_pullup_inverted;
        int     gpio_pullup;                    /* high == pullup activated */
 };
diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h
index 9a87823642d0..885be097769d 100644
--- a/arch/arm/include/asm/system.h
+++ b/arch/arm/include/asm/system.h
@@ -249,7 +249,7 @@ do {									\
 * cache totally.  This means that the cache becomes inconsistent, and,
 * since we use normal loads/stores as well, this is really bad.
 * Typically, this causes oopsen in filp_close, but could have other,
- * more disasterous effects.  There are two work-arounds:
+ * more disastrous effects.  There are two work-arounds:
 *  1. Disable interrupts and emulate the atomic swap
 *  2. Clean the cache, perform atomic swap, flush the cache
 *
diff --git a/arch/arm/include/asm/ucontext.h b/arch/arm/include/asm/ucontext.h
index 47f023aa8495..14749aec94bf 100644
--- a/arch/arm/include/asm/ucontext.h
+++ b/arch/arm/include/asm/ucontext.h
@@ -47,7 +47,7 @@ struct crunch_sigframe {
 #endif
 #ifdef CONFIG_IWMMXT
-/* iwmmxt_area is 0x98 bytes long, preceeded by 8 bytes of signature */
+/* iwmmxt_area is 0x98 bytes long, preceded by 8 bytes of signature */
 #define IWMMXT_MAGIC            0x12ef842a
 #define IWMMXT_STORAGE_SIZE     (IWMMXT_SIZE + 8)
diff --git a/arch/arm/kernel/debug.S b/arch/arm/kernel/debug.S
index d2d983be096d..bcd66e00bdbe 100644
--- a/arch/arm/kernel/debug.S
+++ b/arch/arm/kernel/debug.S
@@ -25,7 +25,7 @@
                .macro  addruart, rp, rv
                .endm
-#if defined(CONFIG_CPU_V6) || defined(CONFIG_CPU_V6K)
+#if defined(CONFIG_CPU_V6) || defined(CONFIG_CPU_V6K) || defined(CONFIG_CPU_V7)
                .macro  senduart, rd, rx
                mcr     p14, 0, \rd, c0, c5, 0
@@ -49,23 +49,6 @@
 1002:
                .endm
-#elif defined(CONFIG_CPU_V7)
-                .macro  senduart, rd, rx
-                mcr     p14, 0, \rd, c0, c5, 0
-                .endm
-                .macro  busyuart, rd, rx
-busy:           mrc     p14, 0, pc, c0, c1, 0
-                bcs     busy
-                .endm
-                .macro  waituart, rd, rx
-wait:           mrc     p14, 0, pc, c0, c1, 0
-                bcs     wait
-                .endm
 #elif defined(CONFIG_CPU_XSCALE)
                .macro  senduart, rd, rx
diff --git a/arch/arm/kernel/etm.c b/arch/arm/kernel/etm.c
index 052b509e2d5f..1bec8b5f22f0 100644
--- a/arch/arm/kernel/etm.c
+++ b/arch/arm/kernel/etm.c
@@ -338,7 +338,7 @@ static struct miscdevice etb_miscdev = {
        .fops = &etb_fops,
 };
-static int __init etb_probe(struct amba_device *dev, const struct amba_id *id)
+static int __devinit etb_probe(struct amba_device *dev, const struct amba_id *id)
 {
        struct tracectx *t = &tracer;
        int ret = 0;
@@ -530,7 +530,7 @@ static ssize_t trace_mode_store(struct kobject *kobj,
 static struct kobj_attribute trace_mode_attr =
        __ATTR(trace_mode, 0644, trace_mode_show, trace_mode_store);
-static int __init etm_probe(struct amba_device *dev, const struct amba_id *id)
+static int __devinit etm_probe(struct amba_device *dev, const struct amba_id *id)
 {
        struct tracectx *t = &tracer;
        int ret = 0;
diff --git a/arch/arm/kernel/kprobes-decode.c b/arch/arm/kernel/kprobes-decode.c
index 8f6ed43861f1..23891317dc4b 100644
--- a/arch/arm/kernel/kprobes-decode.c
+++ b/arch/arm/kernel/kprobes-decode.c
@@ -594,7 +594,8 @@ static void __kprobes emulate_ldr(struct kprobe *p, struct pt_regs *regs)
        long cpsr = regs->ARM_cpsr;
        fnr.dr = insnslot_llret_3arg_rflags(rnv, 0, rmv, cpsr, i_fn);
-        regs->uregs[rn] = fnr.r0;  /* Save Rn in case of writeback. */
+        if (rn != 15)
+                regs->uregs[rn] = fnr.r0;  /* Save Rn in case of writeback. */
        rdv = fnr.r1;
        if (rd == 15) {
@@ -622,10 +623,11 @@ static void __kprobes emulate_str(struct kprobe *p, struct pt_regs *regs)
        long rdv = (rd == 15) ? iaddr + str_pc_offset : regs->uregs[rd];
        long rnv = (rn == 15) ? iaddr +  8 : regs->uregs[rn];
        long rmv = regs->uregs[rm];  /* rm/rmv may be invalid, don't care. */
+        long rnv_wb;
-        /* Save Rn in case of writeback. */
+        rnv_wb = insnslot_3arg_rflags(rnv, rdv, rmv, regs->ARM_cpsr, i_fn);
-        regs->uregs[rn] =
+        if (rn != 15)
-                insnslot_3arg_rflags(rnv, rdv, rmv, regs->ARM_cpsr, i_fn);
+                regs->uregs[rn] = rnv_wb;  /* Save Rn in case of writeback. */
 }
 static void __kprobes emulate_mrrc(struct kprobe *p, struct pt_regs *regs)
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index 22e194eb8536..69cfee0fe00f 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -79,6 +79,7 @@ struct arm_pmu {
        void            (*write_counter)(int idx, u32 val);
        void            (*start)(void);
        void            (*stop)(void);
+        void            (*reset)(void *);
        const unsigned  (*cache_map)[PERF_COUNT_HW_CACHE_MAX]
                                    [PERF_COUNT_HW_CACHE_OP_MAX]
                                    [PERF_COUNT_HW_CACHE_RESULT_MAX];
@@ -204,11 +205,9 @@ armpmu_event_set_period(struct perf_event *event,
 static u64
 armpmu_event_update(struct perf_event *event,
                    struct hw_perf_event *hwc,
-                    int idx)
+                    int idx, int overflow)
 {
-        int shift = 64 - 32;
+        u64 delta, prev_raw_count, new_raw_count;
-        s64 prev_raw_count, new_raw_count;
-        u64 delta;
 again:
        prev_raw_count = local64_read(&hwc->prev_count);
@@ -218,8 +217,13 @@ again:
                             new_raw_count) != prev_raw_count)
                goto again;
-        delta = (new_raw_count << shift) - (prev_raw_count << shift);
+        new_raw_count &= armpmu->max_period;
-        delta >>= shift;
+        prev_raw_count &= armpmu->max_period;
+        if (overflow)
+                delta = armpmu->max_period - prev_raw_count + new_raw_count;
+        else
+                delta = new_raw_count - prev_raw_count;
        local64_add(delta, &event->count);
        local64_sub(delta, &hwc->period_left);
@@ -236,7 +240,7 @@ armpmu_read(struct perf_event *event)
        if (hwc->idx < 0)
                return;
-        armpmu_event_update(event, hwc, hwc->idx);
+        armpmu_event_update(event, hwc, hwc->idx, 0);
 }
 static void
@@ -254,7 +258,7 @@ armpmu_stop(struct perf_event *event, int flags)
        if (!(hwc->state & PERF_HES_STOPPED)) {
                armpmu->disable(hwc, hwc->idx);
                barrier(); /* why? */
-                armpmu_event_update(event, hwc, hwc->idx);
+                armpmu_event_update(event, hwc, hwc->idx, 0);
                hwc->state |= PERF_HES_STOPPED | PERF_HES_UPTODATE;
        }
 }
@@ -624,6 +628,19 @@ static struct pmu pmu = {
 #include "perf_event_v6.c"
 #include "perf_event_v7.c"
+/*
+ * Ensure the PMU has sane values out of reset.
+ * This requires SMP to be available, so exists as a separate initcall.
+ */
+static int __init
+armpmu_reset(void)
+{
+        if (armpmu && armpmu->reset)
+                return on_each_cpu(armpmu->reset, NULL, 1);
+        return 0;
+}
+arch_initcall(armpmu_reset);
 static int __init
 init_hw_perf_events(void)
 {
diff --git a/arch/arm/kernel/perf_event_v6.c b/arch/arm/kernel/perf_event_v6.c
index 6fc2d228db55..f1e8dd94afe8 100644
--- a/arch/arm/kernel/perf_event_v6.c
+++ b/arch/arm/kernel/perf_event_v6.c
@@ -474,7 +474,7 @@ armv6pmu_handle_irq(int irq_num,
                        continue;
                hwc = &event->hw;
-                armpmu_event_update(event, hwc, idx);
+                armpmu_event_update(event, hwc, idx, 1);
                data.period = event->hw.last_period;
                if (!armpmu_event_set_period(event, hwc, idx))
                        continue;
diff --git a/arch/arm/kernel/perf_event_v7.c b/arch/arm/kernel/perf_event_v7.c
index 2e1402556fa0..4960686afb58 100644
--- a/arch/arm/kernel/perf_event_v7.c
+++ b/arch/arm/kernel/perf_event_v7.c
@@ -466,6 +466,7 @@ static inline unsigned long armv7_pmnc_read(void)
 static inline void armv7_pmnc_write(unsigned long val)
 {
        val &= ARMV7_PMNC_MASK;
+        isb();
        asm volatile("mcr p15, 0, %0, c9, c12, 0" : : "r"(val));
 }
@@ -502,6 +503,7 @@ static inline int armv7_pmnc_select_counter(unsigned int idx)
        val = (idx - ARMV7_EVENT_CNT_TO_CNTx) & ARMV7_SELECT_MASK;
        asm volatile("mcr p15, 0, %0, c9, c12, 5" : : "r" (val));
+        isb();
        return idx;
 }
@@ -780,7 +782,7 @@ static irqreturn_t armv7pmu_handle_irq(int irq_num, void *dev)
                        continue;
                hwc = &event->hw;
-                armpmu_event_update(event, hwc, idx);
+                armpmu_event_update(event, hwc, idx, 1);
                data.period = event->hw.last_period;
                if (!armpmu_event_set_period(event, hwc, idx))
                        continue;
@@ -847,6 +849,18 @@ static int armv7pmu_get_event_idx(struct cpu_hw_events *cpuc,
        }
 }
+static void armv7pmu_reset(void *info)
+{
+        u32 idx, nb_cnt = armpmu->num_events;
+        /* The counter and interrupt enable registers are unknown at reset. */
+        for (idx = 1; idx < nb_cnt; ++idx)
+                armv7pmu_disable_event(NULL, idx);
+        /* Initialize & Reset PMNC: C and P bits */
+        armv7_pmnc_write(ARMV7_PMNC_P | ARMV7_PMNC_C);
+}
 static struct arm_pmu armv7pmu = {
        .handle_irq             = armv7pmu_handle_irq,
        .enable                 = armv7pmu_enable_event,
@@ -856,17 +870,15 @@ static struct arm_pmu armv7pmu = {
        .get_event_idx          = armv7pmu_get_event_idx,
        .start                  = armv7pmu_start,
        .stop                   = armv7pmu_stop,
+        .reset                  = armv7pmu_reset,
        .raw_event_mask         = 0xFF,
        .max_period             = (1LLU << 32) - 1,
 };
-static u32 __init armv7_reset_read_pmnc(void)
+static u32 __init armv7_read_num_pmnc_events(void)
 {
        u32 nb_cnt;
-        /* Initialize & Reset PMNC: C and P bits */
-        armv7_pmnc_write(ARMV7_PMNC_P | ARMV7_PMNC_C);
        /* Read the nb of CNTx counters supported from PMNC */
        nb_cnt = (armv7_pmnc_read() >> ARMV7_PMNC_N_SHIFT) & ARMV7_PMNC_N_MASK;
@@ -880,7 +892,7 @@ static const struct arm_pmu *__init armv7_a8_pmu_init(void)
        armv7pmu.name           = "ARMv7 Cortex-A8";
        armv7pmu.cache_map      = &armv7_a8_perf_cache_map;
        armv7pmu.event_map      = &armv7_a8_perf_map;
-        armv7pmu.num_events     = armv7_reset_read_pmnc();
+        armv7pmu.num_events     = armv7_read_num_pmnc_events();
        return &armv7pmu;
 }
@@ -890,7 +902,7 @@ static const struct arm_pmu *__init armv7_a9_pmu_init(void)
        armv7pmu.name           = "ARMv7 Cortex-A9";
        armv7pmu.cache_map      = &armv7_a9_perf_cache_map;
        armv7pmu.event_map      = &armv7_a9_perf_map;
-        armv7pmu.num_events     = armv7_reset_read_pmnc();
+        armv7pmu.num_events     = armv7_read_num_pmnc_events();
        return &armv7pmu;
 }
 #else
diff --git a/arch/arm/kernel/perf_event_xscale.c b/arch/arm/kernel/perf_event_xscale.c
index 28cd3b025bc3..39affbe4fdb2 100644
--- a/arch/arm/kernel/perf_event_xscale.c
+++ b/arch/arm/kernel/perf_event_xscale.c
@@ -246,7 +246,7 @@ xscale1pmu_handle_irq(int irq_num, void *dev)
                        continue;
                hwc = &event->hw;
-                armpmu_event_update(event, hwc, idx);
+                armpmu_event_update(event, hwc, idx, 1);
                data.period = event->hw.last_period;
                if (!armpmu_event_set_period(event, hwc, idx))
                        continue;
@@ -578,7 +578,7 @@ xscale2pmu_handle_irq(int irq_num, void *dev)
                        continue;
                hwc = &event->hw;
-                armpmu_event_update(event, hwc, idx);
+                armpmu_event_update(event, hwc, idx, 1);
                data.period = event->hw.last_period;
                if (!armpmu_event_set_period(event, hwc, idx))
                        continue;
diff --git a/arch/arm/kernel/sleep.S b/arch/arm/kernel/sleep.S
index bfad698a02e7..6398ead9d1c0 100644
--- a/arch/arm/kernel/sleep.S
+++ b/arch/arm/kernel/sleep.S
@@ -119,11 +119,19 @@ ENTRY(cpu_resume)
 #else
        ldr     r0, sleep_save_sp       @ stack phys addr
 #endif
-        msr     cpsr_c, #PSR_I_BIT | PSR_F_BIT | SVC_MODE @ set SVC, irqs off
+        setmode PSR_I_BIT | PSR_F_BIT | SVC_MODE, r1  @ set SVC, irqs off
 #ifdef MULTI_CPU
-        ldmia   r0!, {r1, sp, lr, pc}   @ load v:p, stack, return fn, resume fn
+        @ load v:p, stack, return fn, resume fn
+  ARM(  ldmia   r0!, {r1, sp, lr, pc}   )
+THUMB(  ldmia   r0!, {r1, r2, r3, r4}   )
+THUMB(  mov     sp, r2                  )
+THUMB(  mov     lr, r3                  )
+THUMB(  bx      r4                      )
 #else
-        ldmia   r0!, {r1, sp, lr}       @ load v:p, stack, return fn
+        @ load v:p, stack, return fn
+  ARM(  ldmia   r0!, {r1, sp, lr}       )
+THUMB(  ldmia   r0!, {r1, r2, lr}       )
+THUMB(  mov     sp, r2                  )
        b       cpu_do_resume
 #endif
 ENDPROC(cpu_resume)
diff --git a/arch/arm/kernel/swp_emulate.c b/arch/arm/kernel/swp_emulate.c
index 7a5760922914..40ee7e5045e4 100644
--- a/arch/arm/kernel/swp_emulate.c
+++ b/arch/arm/kernel/swp_emulate.c
@@ -158,7 +158,7 @@ static int emulate_swpX(unsigned int address, unsigned int *data,
        if (res == 0) {
                /*
-                 * Barrier also required between aquiring a lock for a
+                 * Barrier also required between acquiring a lock for a
                 * protected resource and accessing the resource. Inserted for
                 * same reason as above.
                 */
diff --git a/arch/arm/mach-at91/board-carmeva.c b/arch/arm/mach-at91/board-carmeva.c
index 2e74a19874d1..295e1e77fa60 100644
--- a/arch/arm/mach-at91/board-carmeva.c
+++ b/arch/arm/mach-at91/board-carmeva.c
@@ -76,7 +76,7 @@ static struct at91_udc_data __initdata carmeva_udc_data = {
        .pullup_pin     = AT91_PIN_PD9,
 };
-/* FIXME: user dependant */
+/* FIXME: user dependent */
 // static struct at91_cf_data __initdata carmeva_cf_data = {
 //      .det_pin        = AT91_PIN_PB0,
 //      .rst_pin        = AT91_PIN_PC5,
diff --git a/arch/arm/mach-at91/include/mach/at91_mci.h b/arch/arm/mach-at91/include/mach/at91_mci.h
index 27ac6f550fe3..02182c16a022 100644
--- a/arch/arm/mach-at91/include/mach/at91_mci.h
+++ b/arch/arm/mach-at91/include/mach/at91_mci.h
@@ -102,7 +102,7 @@
 #define         AT91_MCI_RDIRE          (1 << 17)       /* Response Direction Error */
 #define         AT91_MCI_RCRCE          (1 << 18)       /* Response CRC Error */
 #define         AT91_MCI_RENDE          (1 << 19)       /* Response End Bit Error */
-#define         AT91_MCI_RTOE           (1 << 20)       /* Reponse Time-out Error */
+#define         AT91_MCI_RTOE           (1 << 20)       /* Response Time-out Error */
 #define         AT91_MCI_DCRCE          (1 << 21)       /* Data CRC Error */
 #define         AT91_MCI_DTOE           (1 << 22)       /* Data Time-out Error */
 #define         AT91_MCI_OVRE           (1 << 30)       /* Overrun */
diff --git a/arch/arm/mach-at91/include/mach/gpio.h b/arch/arm/mach-at91/include/mach/gpio.h
index ddeb64536756..056dc6674b6b 100644
--- a/arch/arm/mach-at91/include/mach/gpio.h
+++ b/arch/arm/mach-at91/include/mach/gpio.h
@@ -208,7 +208,7 @@ extern void at91_gpio_resume(void);
 /*-------------------------------------------------------------------------*/
-/* wrappers for "new style" GPIO calls. the old AT91-specfic ones should
+/* wrappers for "new style" GPIO calls. the old AT91-specific ones should
 * eventually be removed (along with this errno.h inclusion), and the
 * gpio request/free calls should probably be implemented.
 */
diff --git a/arch/arm/mach-bcmring/csp/dmac/dmacHw_extra.c b/arch/arm/mach-bcmring/csp/dmac/dmacHw_extra.c
index 77f84b40dda9..a1f328357aa4 100644
--- a/arch/arm/mach-bcmring/csp/dmac/dmacHw_extra.c
+++ b/arch/arm/mach-bcmring/csp/dmac/dmacHw_extra.c
@@ -551,7 +551,7 @@ int dmacHw_calculateDescriptorCount(dmacHw_CONFIG_t *pConfig,	/*   [ IN ] Config
 /****************************************************************************/
 /**
-*  @brief   Check the existance of pending descriptor
+*  @brief   Check the existence of pending descriptor
 *
 *  This function confirmes if there is any pending descriptor in the chain
 *  to program the channel
@@ -775,7 +775,7 @@ int dmacHw_setVariableDataDescriptor(dmacHw_HANDLE_t handle,	/*   [ IN ] DMA Cha
 /**
 *  @brief   Read data DMAed to memory
 *
-*  This function will read data that has been DMAed to memory while transfering from:
+*  This function will read data that has been DMAed to memory while transferring from:
 *          - Memory to memory
 *          - Peripheral to memory
 *
@@ -941,7 +941,7 @@ int dmacHw_setControlDescriptor(dmacHw_CONFIG_t *pConfig,	/*   [ IN ] Configurat
 /**
 *  @brief   Sets channel specific user data
 *
-*  This function associates user data to a specif DMA channel
+*  This function associates user data to a specific DMA channel
 *
 */
 /****************************************************************************/
diff --git a/arch/arm/mach-bcmring/dma.c b/arch/arm/mach-bcmring/dma.c
index 8d1baf3f4683..d87ad30dda35 100644
--- a/arch/arm/mach-bcmring/dma.c
+++ b/arch/arm/mach-bcmring/dma.c
@@ -629,7 +629,7 @@ EXPORT_SYMBOL(dma_get_device_descriptor_ring);
 *   Configures a DMA channel.
 *
 *   @return
-*       >= 0    - Initialization was successfull.
+*       >= 0    - Initialization was successful.
 *
 *       -EBUSY  - Device is currently being used.
 *       -ENODEV - Device handed in is invalid.
@@ -673,7 +673,7 @@ static int ConfigChannel(DMA_Handle_t handle)
 /**
 *   Initializes all of the data structures associated with the DMA.
 *   @return
-*       >= 0    - Initialization was successfull.
+*       >= 0    - Initialization was successful.
 *
 *       -EBUSY  - Device is currently being used.
 *       -ENODEV - Device handed in is invalid.
diff --git a/arch/arm/mach-bcmring/include/csp/dmacHw.h b/arch/arm/mach-bcmring/include/csp/dmacHw.h
index 6c8da2b9fc1f..e6a1dc484ca7 100644
--- a/arch/arm/mach-bcmring/include/csp/dmacHw.h
+++ b/arch/arm/mach-bcmring/include/csp/dmacHw.h
@@ -362,7 +362,7 @@ int dmacHw_setControlDescriptor(dmacHw_CONFIG_t *pConfig,	/*  [ IN ] Configurati
 /**
 *  @brief   Read data DMA transferred to memory
 *
-*  This function will read data that has been DMAed to memory while transfering from:
+*  This function will read data that has been DMAed to memory while transferring from:
 *          - Memory to memory
 *          - Peripheral to memory
 *
@@ -446,7 +446,7 @@ void dmacHw_stopTransfer(dmacHw_HANDLE_t handle	/*   [ IN ] DMA Channel handle *
 /****************************************************************************/
 /**
-*  @brief   Check the existance of pending descriptor
+*  @brief   Check the existence of pending descriptor
 *
 *  This function confirmes if there is any pending descriptor in the chain
 *  to program the channel
@@ -542,7 +542,7 @@ dmacHw_HANDLE_t dmacHw_getInterruptSource(void);
 /**
 *  @brief   Sets channel specific user data
 *
-*  This function associates user data to a specif DMA channel
+*  This function associates user data to a specific DMA channel
 *
 */
 /****************************************************************************/
diff --git a/arch/arm/mach-bcmring/include/mach/csp/chipcHw_def.h b/arch/arm/mach-bcmring/include/mach/csp/chipcHw_def.h
index 70eaea866cfe..161973385faf 100644
--- a/arch/arm/mach-bcmring/include/mach/csp/chipcHw_def.h
+++ b/arch/arm/mach-bcmring/include/mach/csp/chipcHw_def.h
@@ -180,7 +180,7 @@ typedef enum {
 #define chipcHw_XTAL_FREQ_Hz                    25000000        /* Reference clock frequency in Hz */
-/* Programable pin defines */
+/* Programmable pin defines */
 #define chipcHw_PIN_GPIO(n)                     ((((n) >= 0) && ((n) < (chipcHw_GPIO_COUNT))) ? (n) : 0xFFFFFFFF)
                                                                             /* GPIO pin 0 - 60 */
 #define chipcHw_PIN_UARTTXD                     (chipcHw_GPIO_COUNT + 0)        /* UART Transmit */
diff --git a/arch/arm/mach-bcmring/include/mach/csp/chipcHw_inline.h b/arch/arm/mach-bcmring/include/mach/csp/chipcHw_inline.h
index c78833acb37a..03238c299001 100644
--- a/arch/arm/mach-bcmring/include/mach/csp/chipcHw_inline.h
+++ b/arch/arm/mach-bcmring/include/mach/csp/chipcHw_inline.h
@@ -832,7 +832,7 @@ static inline void chipcHw_setUsbDevice(void)
 /****************************************************************************/
 /**
-*  @brief   Lower layer funtion to enable/disable a clock of a certain device
+*  @brief   Lower layer function to enable/disable a clock of a certain device
 *
 *  This function enables/disables a core clock
 *
diff --git a/arch/arm/mach-bcmring/include/mach/csp/intcHw_reg.h b/arch/arm/mach-bcmring/include/mach/csp/intcHw_reg.h
index e01fc4607c91..0aeb6a6fe7f8 100644
--- a/arch/arm/mach-bcmring/include/mach/csp/intcHw_reg.h
+++ b/arch/arm/mach-bcmring/include/mach/csp/intcHw_reg.h
@@ -109,9 +109,9 @@
 #define INTCHW_INTC0_DMA0C0               (1<<INTCHW_INTC0_DMA0C0_BITNUM)
 /* INTC1 - interrupt controller 1 */
-#define INTCHW_INTC1_DDRVPMP_BITNUM       27    /* DDR and VPM PLL clock phase relationship interupt (Not for A0) */
+#define INTCHW_INTC1_DDRVPMP_BITNUM       27    /* DDR and VPM PLL clock phase relationship interrupt (Not for A0) */
 #define INTCHW_INTC1_DDRVPMT_BITNUM       26    /* DDR and VPM HW phase align timeout interrupt (Not for A0) */
-#define INTCHW_INTC1_DDRP_BITNUM          26    /* DDR and PLL clock phase relationship interupt (For A0 only)) */
+#define INTCHW_INTC1_DDRP_BITNUM          26    /* DDR and PLL clock phase relationship interrupt (For A0 only)) */
 #define INTCHW_INTC1_RTC2_BITNUM          25    /* Real time clock tamper interrupt */
 #define INTCHW_INTC1_VDEC_BITNUM          24    /* Hantro Video Decoder interrupt */
 /* Bits 13-23 are non-secure versions of the corresponding secure bits in SINTC bits 0-10. */
diff --git a/arch/arm/mach-bcmring/include/mach/reg_umi.h b/arch/arm/mach-bcmring/include/mach/reg_umi.h
index 06a355481ea6..0992842caa77 100644
--- a/arch/arm/mach-bcmring/include/mach/reg_umi.h
+++ b/arch/arm/mach-bcmring/include/mach/reg_umi.h
@@ -88,7 +88,7 @@
 /* REG_UMI_FLASH0/1/2_TCR, REG_UMI_SRAM0/1_TCR bits */
 /* Enable wait pin during burst write or read */
 #define REG_UMI_TCR_WAITEN              0x80000000
-/* Enable mem ctrlr to work iwth ext mem of lower freq than AHB clk */
+/* Enable mem ctrlr to work with ext mem of lower freq than AHB clk */
 #define REG_UMI_TCR_LOWFREQ             0x40000000
 /* 1=synch write, 0=async write */
 #define REG_UMI_TCR_MEMTYPE_SYNCWRITE   0x20000000
diff --git a/arch/arm/mach-davinci/board-neuros-osd2.c b/arch/arm/mach-davinci/board-neuros-osd2.c
index 6c389ff1020e..3e7be2de96de 100644
--- a/arch/arm/mach-davinci/board-neuros-osd2.c
+++ b/arch/arm/mach-davinci/board-neuros-osd2.c
@@ -11,7 +11,7 @@
 * DM644X-EVM board. It has:
 *      DM6446M02 module with 256MB NAND, 256MB RAM, TLV320AIC32 AIC,
 *      USB, Ethernet, SD/MMC, UART, THS8200, TVP7000 for video.
- *      Additionaly realtime clock, IR remote control receiver,
+ *      Additionally realtime clock, IR remote control receiver,
 *      IR Blaster based on MSP430 (firmware although is different
 *      from used in DM644X-EVM), internal ATA-6 3.5” HDD drive
 *      with PATA interface, two muxed red-green leds.
diff --git a/arch/arm/mach-davinci/cpufreq.c b/arch/arm/mach-davinci/cpufreq.c
index 4a68c2b1ec11..0a95be1512bb 100644
--- a/arch/arm/mach-davinci/cpufreq.c
+++ b/arch/arm/mach-davinci/cpufreq.c
@@ -167,7 +167,7 @@ static int davinci_cpu_init(struct cpufreq_policy *policy)
        /*
         * Time measurement across the target() function yields ~1500-1800us
         * time taken with no drivers on notification list.
-         * Setting the latency to 2000 us to accomodate addition of drivers
+         * Setting the latency to 2000 us to accommodate addition of drivers
         * to pre/post change notification list.
         */
        policy->cpuinfo.transition_latency = 2000 * 1000;
diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
index 68fe4c289d77..b95b9196deed 100644
--- a/arch/arm/mach-davinci/da850.c
+++ b/arch/arm/mach-davinci/da850.c
@@ -1123,7 +1123,7 @@ void __init da850_init(void)
         * This helps keeping the peripherals on this domain insulated
         * from CPU frequency changes caused by DVFS. The firmware sets
         * both PLL0 and PLL1 to the same frequency so, there should not
-         * be any noticible change even in non-DVFS use cases.
+         * be any noticeable change even in non-DVFS use cases.
         */
        da850_set_async3_src(1);
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
index 76364d1345df..f68012239641 100644
--- a/arch/arm/mach-davinci/dm355.c
+++ b/arch/arm/mach-davinci/dm355.c
@@ -314,7 +314,7 @@ static struct clk timer2_clk = {
        .name = "timer2",
        .parent = &pll1_aux_clk,
        .lpsc = DAVINCI_LPSC_TIMER2,
-        .usecount = 1,              /* REVISIT: why cant' this be disabled? */
+        .usecount = 1,              /* REVISIT: why can't' this be disabled? */
 };
 static struct clk timer3_clk = {
diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c
index 9a2376b3137c..5f8a65424184 100644
--- a/arch/arm/mach-davinci/dm644x.c
+++ b/arch/arm/mach-davinci/dm644x.c
@@ -274,7 +274,7 @@ static struct clk timer2_clk = {
        .name = "timer2",
        .parent = &pll1_aux_clk,
        .lpsc = DAVINCI_LPSC_TIMER2,
-        .usecount = 1,              /* REVISIT: why cant' this be disabled? */
+        .usecount = 1,              /* REVISIT: why can't' this be disabled? */
 };
 static struct clk_lookup dm644x_clks[] = {
diff --git a/arch/arm/mach-davinci/include/mach/cputype.h b/arch/arm/mach-davinci/include/mach/cputype.h
index cea6b8972043..957fb87e832e 100644
--- a/arch/arm/mach-davinci/include/mach/cputype.h
+++ b/arch/arm/mach-davinci/include/mach/cputype.h
@@ -4,7 +4,7 @@
 * Author: Kevin Hilman, Deep Root Systems, LLC
 *
 * Defines the cpu_is_*() macros for runtime detection of DaVinci
- * device type.  In addtion, if support for a given device is not
+ * device type.  In addition, if support for a given device is not
 * compiled in to the kernel, the macros return 0 so that
 * resulting code can be optimized out.
 *
diff --git a/arch/arm/mach-ep93xx/gpio.c b/arch/arm/mach-ep93xx/gpio.c
index 180b8a9d0d21..a5a9ff70b198 100644
--- a/arch/arm/mach-ep93xx/gpio.c
+++ b/arch/arm/mach-ep93xx/gpio.c
@@ -101,7 +101,7 @@ static void ep93xx_gpio_ab_irq_handler(unsigned int irq, struct irq_desc *desc)
 static void ep93xx_gpio_f_irq_handler(unsigned int irq, struct irq_desc *desc)
 {
        /*
-         * map discontiguous hw irq range to continous sw irq range:
+         * map discontiguous hw irq range to continuous sw irq range:
         *
         *  IRQ_EP93XX_GPIO{0..7}MUX -> gpio_to_irq(EP93XX_GPIO_LINE_F({0..7})
         */
diff --git a/arch/arm/mach-exynos4/include/mach/gpio.h b/arch/arm/mach-exynos4/include/mach/gpio.h
index 939728b38d48..be9266b10fdb 100644
--- a/arch/arm/mach-exynos4/include/mach/gpio.h
+++ b/arch/arm/mach-exynos4/include/mach/gpio.h
@@ -18,7 +18,7 @@
 #define gpio_cansleep   __gpio_cansleep
 #define gpio_to_irq     __gpio_to_irq
-/* Practically, GPIO banks upto GPZ are the configurable gpio banks */
+/* Practically, GPIO banks up to GPZ are the configurable gpio banks */
 /* GPIO bank sizes */
 #define EXYNOS4_GPIO_A0_NR      (8)
diff --git a/arch/arm/mach-exynos4/mct.c b/arch/arm/mach-exynos4/mct.c
index af82a8fbb68b..14ac10b7ec02 100644
--- a/arch/arm/mach-exynos4/mct.c
+++ b/arch/arm/mach-exynos4/mct.c
@@ -276,7 +276,7 @@ static void exynos4_mct_tick_start(unsigned long cycles,
        /* update interrupt count buffer */
        exynos4_mct_write(tmp, mevt->base + MCT_L_ICNTB_OFFSET);
-        /* enable MCT tick interupt */
+        /* enable MCT tick interrupt */
        exynos4_mct_write(0x1, mevt->base + MCT_L_INT_ENB_OFFSET);
        tmp = __raw_readl(mevt->base + MCT_L_TCON_OFFSET);
diff --git a/arch/arm/mach-exynos4/setup-sdhci-gpio.c b/arch/arm/mach-exynos4/setup-sdhci-gpio.c
index 1b3d3a2de95c..e8d08bf8965a 100644
--- a/arch/arm/mach-exynos4/setup-sdhci-gpio.c
+++ b/arch/arm/mach-exynos4/setup-sdhci-gpio.c
@@ -38,14 +38,14 @@ void exynos4_setup_sdhci0_cfg_gpio(struct platform_device *dev, int width)
        switch (width) {
        case 8:
                for (gpio = EXYNOS4_GPK1(3); gpio <= EXYNOS4_GPK1(6); gpio++) {
-                        /* Data pin GPK1[3:6] to special-funtion 3 */
+                        /* Data pin GPK1[3:6] to special-function 3 */
                        s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(3));
                        s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP);
                        s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
                }
        case 4:
                for (gpio = EXYNOS4_GPK0(3); gpio <= EXYNOS4_GPK0(6); gpio++) {
-                        /* Data pin GPK0[3:6] to special-funtion 2 */
+                        /* Data pin GPK0[3:6] to special-function 2 */
                        s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
                        s3c_gpio_setpull(gpio, S3C_GPIO_PULL_UP);
                        s5p_gpio_set_drvstr(gpio, S5P_GPIO_DRVSTR_LV4);
diff --git a/arch/arm/mach-exynos4/setup-sdhci.c b/arch/arm/mach-exynos4/setup-sdhci.c
index 85f9433d4836..1e83f8cf236d 100644
--- a/arch/arm/mach-exynos4/setup-sdhci.c
+++ b/arch/arm/mach-exynos4/setup-sdhci.c
@@ -35,7 +35,7 @@ void exynos4_setup_sdhci_cfg_card(struct platform_device *dev, void __iomem *r,
 {
        u32 ctrl2, ctrl3;
-        /* don't need to alter anything acording to card-type */
+        /* don't need to alter anything according to card-type */
        ctrl2 = readl(r + S3C_SDHCI_CONTROL2);
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 5eec099e0c72..56b930a13443 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -255,6 +255,7 @@ config MACH_IMX27_VISSTRIM_M10
        bool "Vista Silicon i.MX27 Visstrim_m10"
        select SOC_IMX27
        select IMX_HAVE_PLATFORM_IMX_I2C
+        select IMX_HAVE_PLATFORM_IMX_SSI
        select IMX_HAVE_PLATFORM_IMX_UART
        select IMX_HAVE_PLATFORM_MXC_MMC
        select IMX_HAVE_PLATFORM_MXC_EHCI
diff --git a/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c b/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c
index cb705c28de02..6269053505f7 100644
--- a/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c
+++ b/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c
@@ -34,6 +34,7 @@
 #include <mach/mx25.h>
 #include <mach/imx-uart.h>
 #include <mach/audmux.h>
+#include <mach/esdhc.h>
 #include "devices-imx25.h"
@@ -242,6 +243,11 @@ struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = {
        .flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE,
 };
+static struct esdhc_platform_data sd1_pdata = {
+        .cd_gpio = GPIO_SD1CD,
+        .wp_gpio = -EINVAL,
+};
 /*
 * system init for baseboard usage. Will be called by cpuimx25 init.
 *
@@ -275,7 +281,7 @@ void __init eukrea_mbimxsd25_baseboard_init(void)
        imx25_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata);
        imx25_add_flexcan1(NULL);
-        imx25_add_sdhci_esdhc_imx(0, NULL);
+        imx25_add_sdhci_esdhc_imx(0, &sd1_pdata);
        gpio_request(GPIO_LED1, "LED1");
        gpio_direction_output(GPIO_LED1, 1);
diff --git a/arch/arm/mach-iop13xx/pci.c b/arch/arm/mach-iop13xx/pci.c
index 773ea0c95b9f..ba3dae352a2d 100644
--- a/arch/arm/mach-iop13xx/pci.c
+++ b/arch/arm/mach-iop13xx/pci.c
@@ -225,7 +225,7 @@ static u32 iop13xx_atue_cfg_address(struct pci_bus *bus, int devfn, int where)
 /* This routine checks the status of the last configuration cycle.  If an error
 * was detected it returns >0, else it returns a 0.  The errors being checked
 * are parity, master abort, target abort (master and target).  These types of
- * errors occure during a config cycle where there is no device, like during
+ * errors occur during a config cycle where there is no device, like during
 * the discovery stage.
 */
 static int iop13xx_atux_pci_status(int clear)
@@ -332,7 +332,7 @@ static struct pci_ops iop13xx_atux_ops = {
 /* This routine checks the status of the last configuration cycle.  If an error
 * was detected it returns >0, else it returns a 0.  The errors being checked
 * are parity, master abort, target abort (master and target).  These types of
- * errors occure during a config cycle where there is no device, like during
+ * errors occur during a config cycle where there is no device, like during
 * the discovery stage.
 */
 static int iop13xx_atue_pci_status(int clear)
diff --git a/arch/arm/mach-kirkwood/sheevaplug-setup.c b/arch/arm/mach-kirkwood/sheevaplug-setup.c
index 0a95063f6d32..17de0bf53c08 100644
--- a/arch/arm/mach-kirkwood/sheevaplug-setup.c
+++ b/arch/arm/mach-kirkwood/sheevaplug-setup.c
@@ -58,6 +58,12 @@ static struct mvsdio_platform_data sheeva_esata_mvsdio_data = {
 static struct gpio_led sheevaplug_led_pins[] = {
        {
+                .name                   = "plug:red:misc",
+                .default_trigger        = "none",
+                .gpio                   = 46,
+                .active_low             = 1,
+        },
+        {
                .name                   = "plug:green:health",
                .default_trigger        = "default-on",
                .gpio                   = 49,
@@ -80,6 +86,7 @@ static struct platform_device sheevaplug_leds = {
 static unsigned int sheevaplug_mpp_config[] __initdata = {
        MPP29_GPIO,     /* USB Power Enable */
+        MPP46_GPIO,     /* LED Red */
        MPP49_GPIO,     /* LED */
        0
 };
diff --git a/arch/arm/mach-kirkwood/tsx1x-common.c b/arch/arm/mach-kirkwood/tsx1x-common.c
index f781164e623f..24294b2bc469 100644
--- a/arch/arm/mach-kirkwood/tsx1x-common.c
+++ b/arch/arm/mach-kirkwood/tsx1x-common.c
@@ -15,7 +15,7 @@
 /****************************************************************************
 * 16 MiB NOR flash. The struct mtd_partition is not in the same order as the
- *     partitions on the device because we want to keep compatability with
+ *     partitions on the device because we want to keep compatibility with
 *     the QNAP firmware.
 * Layout as used by QNAP:
 *  0x00000000-0x00080000 : "U-Boot"
diff --git a/arch/arm/mach-lpc32xx/pm.c b/arch/arm/mach-lpc32xx/pm.c
index e76d41bb7056..b9c80597b7bf 100644
--- a/arch/arm/mach-lpc32xx/pm.c
+++ b/arch/arm/mach-lpc32xx/pm.c
@@ -41,7 +41,7 @@
 * DRAM clocking and refresh are slightly different for systems with DDR
 * DRAM or regular SDRAM devices. If SDRAM is used in the system, the
 * SDRAM will still be accessible in direct-run mode. In DDR based systems,
- * a transistion to direct-run mode will stop all DDR accesses (no clocks).
+ * a transition to direct-run mode will stop all DDR accesses (no clocks).
 * Because of this, the code to switch power modes and the code to enter
 * and exit DRAM self-refresh modes must not be executed in DRAM. A small
 * section of IRAM is used instead for this.
diff --git a/arch/arm/mach-mmp/time.c b/arch/arm/mach-mmp/time.c
index aeb9ae23e6ce..99833b9485cf 100644
--- a/arch/arm/mach-mmp/time.c
+++ b/arch/arm/mach-mmp/time.c
@@ -9,7 +9,7 @@
 *   2008-04-11: Jason Chagas <Jason.chagas@marvell.com>
 *   2008-10-08: Bin Yang <bin.yang@marvell.com>
 *
- * The timers module actually includes three timers, each timer with upto
+ * The timers module actually includes three timers, each timer with up to
 * three match comparators. Timer #0 is used here in free-running mode as
 * the clock source, and match comparator #1 used as clock event device.
 *
diff --git a/arch/arm/mach-msm/acpuclock-arm11.c b/arch/arm/mach-msm/acpuclock-arm11.c
index 7ffbd987eb5d..805d4ee53f7e 100644
--- a/arch/arm/mach-msm/acpuclock-arm11.c
+++ b/arch/arm/mach-msm/acpuclock-arm11.c
@@ -343,7 +343,7 @@ int acpuclk_set_rate(unsigned long rate, int for_power_collapse)
                }
        }
-        /* Set wait states for CPU inbetween frequency changes */
+        /* Set wait states for CPU between frequency changes */
        reg_clkctl = readl(A11S_CLK_CNTL_ADDR);
        reg_clkctl |= (100 << 16); /* set WT_ST_CNT */
        writel(reg_clkctl, A11S_CLK_CNTL_ADDR);
diff --git a/arch/arm/mach-msm/scm.c b/arch/arm/mach-msm/scm.c
index cfa808dd4897..232f97a04504 100644
--- a/arch/arm/mach-msm/scm.c
+++ b/arch/arm/mach-msm/scm.c
@@ -46,7 +46,7 @@ static DEFINE_MUTEX(scm_lock);
 * @id: command to be executed
 * @buf: buffer returned from scm_get_command_buffer()
 *
- * An SCM command is layed out in memory as follows:
+ * An SCM command is laid out in memory as follows:
 *
 *      ------------------- <--- struct scm_command
 *      | command header  |
diff --git a/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c b/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
index 80761474c0f8..2e288b38b4ad 100644
--- a/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
+++ b/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
@@ -43,6 +43,7 @@
 #include <mach/ipu.h>
 #include <mach/mx3fb.h>
 #include <mach/audmux.h>
+#include <mach/esdhc.h>
 #include "devices-imx35.h"
 #include "devices.h"
@@ -163,11 +164,14 @@ static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = {
        MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
        MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
        MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
+        /* SD1 CD */
+        MX35_PAD_LD18__GPIO3_24,
 };
 #define GPIO_LED1       IMX_GPIO_NR(3, 29)
 #define GPIO_SWITCH1    IMX_GPIO_NR(3, 25)
-#define GPIO_LCDPWR     (4)
+#define GPIO_LCDPWR     IMX_GPIO_NR(1, 4)
+#define GPIO_SD1CD      IMX_GPIO_NR(3, 24)
 static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd,
                                   unsigned int power)
@@ -254,6 +258,11 @@ struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = {
        .flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE,
 };
+static struct esdhc_platform_data sd1_pdata = {
+        .cd_gpio = GPIO_SD1CD,
+        .wp_gpio = -EINVAL,
+};
 /*
 * system init for baseboard usage. Will be called by cpuimx35 init.
 *
@@ -289,7 +298,7 @@ void __init eukrea_mbimxsd35_baseboard_init(void)
        imx35_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata);
        imx35_add_flexcan1(NULL);
-        imx35_add_sdhci_esdhc_imx(0, NULL);
+        imx35_add_sdhci_esdhc_imx(0, &sd1_pdata);
        gpio_request(GPIO_LED1, "LED1");
        gpio_direction_output(GPIO_LED1, 1);
@@ -301,7 +310,6 @@ void __init eukrea_mbimxsd35_baseboard_init(void)
        gpio_request(GPIO_LCDPWR, "LCDPWR");
        gpio_direction_output(GPIO_LCDPWR, 1);
-        gpio_free(GPIO_LCDPWR);
        i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices,
                                ARRAY_SIZE(eukrea_mbimxsd_i2c_devices));
diff --git a/arch/arm/mach-mx3/mach-pcm043.c b/arch/arm/mach-mx3/mach-pcm043.c
index b3ecfb22d241..036ba1a4704b 100644
--- a/arch/arm/mach-mx3/mach-pcm043.c
+++ b/arch/arm/mach-mx3/mach-pcm043.c
@@ -40,6 +40,7 @@
 #include <mach/mx3fb.h>
 #include <mach/ulpi.h>
 #include <mach/audmux.h>
+#include <mach/esdhc.h>
 #include "devices-imx35.h"
 #include "devices.h"
@@ -217,11 +218,15 @@ static iomux_v3_cfg_t pcm043_pads[] = {
        MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
        MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
        MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
+        MX35_PAD_ATA_DATA10__GPIO2_23, /* WriteProtect */
+        MX35_PAD_ATA_DATA11__GPIO2_24, /* CardDetect */
 };
 #define AC97_GPIO_TXFS  IMX_GPIO_NR(2, 31)
 #define AC97_GPIO_TXD   IMX_GPIO_NR(2, 28)
 #define AC97_GPIO_RESET IMX_GPIO_NR(2, 0)
+#define SD1_GPIO_WP     IMX_GPIO_NR(2, 23)
+#define SD1_GPIO_CD     IMX_GPIO_NR(2, 24)
 static void pcm043_ac97_warm_reset(struct snd_ac97 *ac97)
 {
@@ -346,6 +351,11 @@ static int __init pcm043_otg_mode(char *options)
 }
 __setup("otg_mode=", pcm043_otg_mode);
+static struct esdhc_platform_data sd1_pdata = {
+        .wp_gpio = SD1_GPIO_WP,
+        .cd_gpio = SD1_GPIO_CD,
+};
 /*
 * Board specific initialization.
 */
@@ -395,7 +405,7 @@ static void __init pcm043_init(void)
                imx35_add_fsl_usb2_udc(&otg_device_pdata);
        imx35_add_flexcan1(NULL);
-        imx35_add_sdhci_esdhc_imx(0, NULL);
+        imx35_add_sdhci_esdhc_imx(0, &sd1_pdata);
 }
 static void __init pcm043_timer_init(void)
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig
index 83ee08847d4d..159340da9191 100644
--- a/arch/arm/mach-mx5/Kconfig
+++ b/arch/arm/mach-mx5/Kconfig
@@ -165,6 +165,7 @@ config MACH_MX53_LOCO
        select IMX_HAVE_PLATFORM_IMX_I2C
        select IMX_HAVE_PLATFORM_IMX_UART
        select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX
+        select IMX_HAVE_PLATFORM_GPIO_KEYS
        help
          Include support for MX53 LOCO platform. This includes specific
          configurations for the board and its peripherals.
diff --git a/arch/arm/mach-mx5/Makefile b/arch/arm/mach-mx5/Makefile
index 4f63048be3ca..0b9338cec516 100644
--- a/arch/arm/mach-mx5/Makefile
+++ b/arch/arm/mach-mx5/Makefile
@@ -3,7 +3,7 @@
 #
 # Object file lists.
-obj-y   := cpu.o mm.o clock-mx51-mx53.o devices.o ehci.o
+obj-y   := cpu.o mm.o clock-mx51-mx53.o devices.o ehci.o system.o
 obj-$(CONFIG_SOC_IMX50) += mm-mx50.o
 obj-$(CONFIG_CPU_FREQ_IMX)    += cpu_op-mx51.o
diff --git a/arch/arm/mach-mx5/board-mx51_babbage.c b/arch/arm/mach-mx5/board-mx51_babbage.c
index b2ecd194e76d..bea4e4135f9d 100644
--- a/arch/arm/mach-mx5/board-mx51_babbage.c
+++ b/arch/arm/mach-mx5/board-mx51_babbage.c
@@ -228,13 +228,12 @@ static inline void babbage_fec_reset(void)
        int ret;
        /* reset FEC PHY */
-        ret = gpio_request(BABBAGE_FEC_PHY_RESET, "fec-phy-reset");
+        ret = gpio_request_one(BABBAGE_FEC_PHY_RESET,
+                                        GPIOF_OUT_INIT_LOW, "fec-phy-reset");
        if (ret) {
                printk(KERN_ERR"failed to get GPIO_FEC_PHY_RESET: %d\n", ret);
                return;
        }
-        gpio_direction_output(BABBAGE_FEC_PHY_RESET, 0);
-        gpio_set_value(BABBAGE_FEC_PHY_RESET, 0);
        msleep(1);
        gpio_set_value(BABBAGE_FEC_PHY_RESET, 1);
 }
diff --git a/arch/arm/mach-mx5/board-mx53_evk.c b/arch/arm/mach-mx5/board-mx53_evk.c
index 7b5735c5ea59..2af3f43f74db 100644
--- a/arch/arm/mach-mx5/board-mx53_evk.c
+++ b/arch/arm/mach-mx5/board-mx53_evk.c
@@ -34,7 +34,7 @@
 #include <mach/imx-uart.h>
 #include <mach/iomux-mx53.h>
-#define SMD_FEC_PHY_RST         IMX_GPIO_NR(7, 6)
+#define MX53_EVK_FEC_PHY_RST    IMX_GPIO_NR(7, 6)
 #define EVK_ECSPI1_CS0          IMX_GPIO_NR(2, 30)
 #define EVK_ECSPI1_CS1          IMX_GPIO_NR(3, 19)
@@ -82,15 +82,14 @@ static inline void mx53_evk_fec_reset(void)
        int ret;
        /* reset FEC PHY */
-        ret = gpio_request(SMD_FEC_PHY_RST, "fec-phy-reset");
+        ret = gpio_request_one(MX53_EVK_FEC_PHY_RST, GPIOF_OUT_INIT_LOW,
+                                                        "fec-phy-reset");
        if (ret) {
                printk(KERN_ERR"failed to get GPIO_FEC_PHY_RESET: %d\n", ret);
                return;
        }
-        gpio_direction_output(SMD_FEC_PHY_RST, 0);
-        gpio_set_value(SMD_FEC_PHY_RST, 0);
        msleep(1);
-        gpio_set_value(SMD_FEC_PHY_RST, 1);
+        gpio_set_value(MX53_EVK_FEC_PHY_RST, 1);
 }
 static struct fec_platform_data mx53_evk_fec_pdata = {
diff --git a/arch/arm/mach-mx5/board-mx53_loco.c b/arch/arm/mach-mx5/board-mx53_loco.c
index 0a18f8d23eb0..10a1bea10548 100644
--- a/arch/arm/mach-mx5/board-mx53_loco.c
+++ b/arch/arm/mach-mx5/board-mx53_loco.c
@@ -36,6 +36,9 @@
 #include "crm_regs.h"
 #include "devices-imx53.h"
+#define MX53_LOCO_POWER                 IMX_GPIO_NR(1, 8)
+#define MX53_LOCO_UI1                   IMX_GPIO_NR(2, 14)
+#define MX53_LOCO_UI2                   IMX_GPIO_NR(2, 15)
 #define LOCO_FEC_PHY_RST                IMX_GPIO_NR(7, 6)
 static iomux_v3_cfg_t mx53_loco_pads[] = {
@@ -180,6 +183,27 @@ static iomux_v3_cfg_t mx53_loco_pads[] = {
        MX53_PAD_GPIO_8__GPIO1_8,
 };
+#define GPIO_BUTTON(gpio_num, ev_code, act_low, descr, wake)    \
+{                                                               \
+        .gpio           = gpio_num,                             \
+        .type           = EV_KEY,                               \
+        .code           = ev_code,                              \
+        .active_low     = act_low,                              \
+        .desc           = "btn " descr,                         \
+        .wakeup         = wake,                                 \
+}
+static const struct gpio_keys_button loco_buttons[] __initconst = {
+        GPIO_BUTTON(MX53_LOCO_POWER, KEY_POWER, 1, "power", 0),
+        GPIO_BUTTON(MX53_LOCO_UI1, KEY_VOLUMEUP, 1, "volume-up", 0),
+        GPIO_BUTTON(MX53_LOCO_UI2, KEY_VOLUMEDOWN, 1, "volume-down", 0),
+};
+static const struct gpio_keys_platform_data loco_button_data __initconst = {
+        .buttons        = loco_buttons,
+        .nbuttons       = ARRAY_SIZE(loco_buttons),
+};
 static inline void mx53_loco_fec_reset(void)
 {
        int ret;
@@ -215,6 +239,7 @@ static void __init mx53_loco_board_init(void)
        imx53_add_imx_i2c(1, &mx53_loco_i2c_data);
        imx53_add_sdhci_esdhc_imx(0, NULL);
        imx53_add_sdhci_esdhc_imx(2, NULL);
+        imx_add_gpio_keys(&loco_button_data);
 }
 static void __init mx53_loco_timer_init(void)
diff --git a/arch/arm/mach-mx5/clock-mx51-mx53.c b/arch/arm/mach-mx5/clock-mx51-mx53.c
index 652ace413825..fdbc05ed5513 100644
--- a/arch/arm/mach-mx5/clock-mx51-mx53.c
+++ b/arch/arm/mach-mx5/clock-mx51-mx53.c
@@ -865,6 +865,13 @@ static struct clk aips_tz2_clk = {
        .disable = _clk_ccgr_disable_inwait,
 };
+static struct clk gpc_dvfs_clk = {
+        .enable_reg = MXC_CCM_CCGR5,
+        .enable_shift = MXC_CCM_CCGRx_CG12_OFFSET,
+        .enable = _clk_ccgr_enable,
+        .disable = _clk_ccgr_disable,
+};
 static struct clk gpt_32k_clk = {
        .id = 0,
        .parent = &ckil_clk,
@@ -1448,6 +1455,7 @@ static struct clk_lookup mx51_lookups[] = {
        _REGISTER_CLOCK("imx-ipuv3", NULL, ipu_clk)
        _REGISTER_CLOCK("imx-ipuv3", "di0", ipu_di0_clk)
        _REGISTER_CLOCK("imx-ipuv3", "di1", ipu_di1_clk)
+        _REGISTER_CLOCK(NULL, "gpc_dvfs", gpc_dvfs_clk)
 };
 static struct clk_lookup mx53_lookups[] = {
@@ -1511,6 +1519,7 @@ int __init mx51_clocks_init(unsigned long ckil, unsigned long osc,
        clk_enable(&iim_clk);
        mx51_revision();
        clk_disable(&iim_clk);
+        mx51_display_revision();
        /* move usb_phy_clk to 24MHz */
        clk_set_parent(&usb_phy1_clk, &osc_clk);
diff --git a/arch/arm/mach-mx5/cpu.c b/arch/arm/mach-mx5/cpu.c
index df46b5e60857..472bdfab2e55 100644
--- a/arch/arm/mach-mx5/cpu.c
+++ b/arch/arm/mach-mx5/cpu.c
@@ -21,6 +21,7 @@
 static int cpu_silicon_rev = -1;
 #define IIM_SREV 0x24
+#define MX50_HW_ADADIG_DIGPROG  0xB0
 static int get_mx51_srev(void)
 {
@@ -51,6 +52,26 @@ int mx51_revision(void)
 }
 EXPORT_SYMBOL(mx51_revision);
+void mx51_display_revision(void)
+{
+        int rev;
+        char *srev;
+        rev = mx51_revision();
+        switch (rev) {
+        case IMX_CHIP_REVISION_2_0:
+                srev = IMX_CHIP_REVISION_2_0_STRING;
+                break;
+        case IMX_CHIP_REVISION_3_0:
+                srev = IMX_CHIP_REVISION_3_0_STRING;
+                break;
+        default:
+                srev = IMX_CHIP_REVISION_UNKNOWN_STRING;
+        }
+        printk(KERN_INFO "CPU identified as i.MX51, silicon rev %s\n", srev);
+}
+EXPORT_SYMBOL(mx51_display_revision);
 #ifdef CONFIG_NEON
 /*
@@ -107,6 +128,44 @@ int mx53_revision(void)
 }
 EXPORT_SYMBOL(mx53_revision);
+static int get_mx50_srev(void)
+{
+        void __iomem *anatop = ioremap(MX50_ANATOP_BASE_ADDR, SZ_8K);
+        u32 rev;
+        if (!anatop) {
+                cpu_silicon_rev = -EINVAL;
+                return 0;
+        }
+        rev = readl(anatop + MX50_HW_ADADIG_DIGPROG);
+        rev &= 0xff;
+        iounmap(anatop);
+        if (rev == 0x0)
+                return IMX_CHIP_REVISION_1_0;
+        else if (rev == 0x1)
+                return IMX_CHIP_REVISION_1_1;
+        return 0;
+}
+/*
+ * Returns:
+ *      the silicon revision of the cpu
+ *      -EINVAL - not a mx50
+ */
+int mx50_revision(void)
+{
+        if (!cpu_is_mx50())
+                return -EINVAL;
+        if (cpu_silicon_rev == -1)
+                cpu_silicon_rev = get_mx50_srev();
+        return cpu_silicon_rev;
+}
+EXPORT_SYMBOL(mx50_revision);
 static int __init post_cpu_init(void)
 {
        unsigned int reg;
diff --git a/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c b/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c
index c372a4373691..e6c1119c20ae 100644
--- a/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c
+++ b/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c
@@ -67,6 +67,10 @@ static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = {
        MX51_PAD_SD1_DATA1__SD1_DATA1,
        MX51_PAD_SD1_DATA2__SD1_DATA2,
        MX51_PAD_SD1_DATA3__SD1_DATA3,
+        /* SD1 CD */
+        _MX51_PAD_GPIO1_0__SD1_CD | MUX_PAD_CTRL(PAD_CTL_PUS_22K_UP |
+                        PAD_CTL_PKE | PAD_CTL_SRE_FAST |
+                        PAD_CTL_DSE_HIGH | PAD_CTL_PUE | PAD_CTL_HYS),
 };
 #define GPIO_LED1       IMX_GPIO_NR(3, 30)
diff --git a/arch/arm/mach-mx5/mx51_efika.c b/arch/arm/mach-mx5/mx51_efika.c
index 868af8f435fa..d0c7075937cf 100644
--- a/arch/arm/mach-mx5/mx51_efika.c
+++ b/arch/arm/mach-mx5/mx51_efika.c
@@ -42,7 +42,6 @@
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/time.h>
-#include <asm/mach-types.h>
 #include "devices-imx51.h"
 #include "devices.h"
diff --git a/arch/arm/mach-mx5/system.c b/arch/arm/mach-mx5/system.c
new file mode 100644
index 000000000000..76ae8dc33e00
--- /dev/null
+++ b/arch/arm/mach-mx5/system.c
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+/*
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <mach/hardware.h>
+#include "crm_regs.h"
+/* set cpu low power mode before WFI instruction. This function is called
+  * mx5 because it can be used for mx50, mx51, and mx53.*/
+void mx5_cpu_lp_set(enum mxc_cpu_pwr_mode mode)
+{
+        u32 plat_lpc, arm_srpgcr, ccm_clpcr;
+        u32 empgc0, empgc1;
+        int stop_mode = 0;
+        /* always allow platform to issue a deep sleep mode request */
+        plat_lpc = __raw_readl(MXC_CORTEXA8_PLAT_LPC) &
+            ~(MXC_CORTEXA8_PLAT_LPC_DSM);
+        ccm_clpcr = __raw_readl(MXC_CCM_CLPCR) & ~(MXC_CCM_CLPCR_LPM_MASK);
+        arm_srpgcr = __raw_readl(MXC_SRPG_ARM_SRPGCR) & ~(MXC_SRPGCR_PCR);
+        empgc0 = __raw_readl(MXC_SRPG_EMPGC0_SRPGCR) & ~(MXC_SRPGCR_PCR);
+        empgc1 = __raw_readl(MXC_SRPG_EMPGC1_SRPGCR) & ~(MXC_SRPGCR_PCR);
+        switch (mode) {
+        case WAIT_CLOCKED:
+                break;
+        case WAIT_UNCLOCKED:
+                ccm_clpcr |= 0x1 << MXC_CCM_CLPCR_LPM_OFFSET;
+                break;
+        case WAIT_UNCLOCKED_POWER_OFF:
+        case STOP_POWER_OFF:
+                plat_lpc |= MXC_CORTEXA8_PLAT_LPC_DSM
+                            | MXC_CORTEXA8_PLAT_LPC_DBG_DSM;
+                if (mode == WAIT_UNCLOCKED_POWER_OFF) {
+                        ccm_clpcr |= 0x1 << MXC_CCM_CLPCR_LPM_OFFSET;
+                        ccm_clpcr &= ~MXC_CCM_CLPCR_VSTBY;
+                        ccm_clpcr &= ~MXC_CCM_CLPCR_SBYOS;
+                        stop_mode = 0;
+                } else {
+                        ccm_clpcr |= 0x2 << MXC_CCM_CLPCR_LPM_OFFSET;
+                        ccm_clpcr |= 0x3 << MXC_CCM_CLPCR_STBY_COUNT_OFFSET;
+                        ccm_clpcr |= MXC_CCM_CLPCR_VSTBY;
+                        ccm_clpcr |= MXC_CCM_CLPCR_SBYOS;
+                        stop_mode = 1;
+                }
+                arm_srpgcr |= MXC_SRPGCR_PCR;
+                if (tzic_enable_wake(1) != 0)
+                        return;
+                break;
+        case STOP_POWER_ON:
+                ccm_clpcr |= 0x2 << MXC_CCM_CLPCR_LPM_OFFSET;
+                break;
+        default:
+                printk(KERN_WARNING "UNKNOWN cpu power mode: %d\n", mode);
+                return;
+        }
+        __raw_writel(plat_lpc, MXC_CORTEXA8_PLAT_LPC);
+        __raw_writel(ccm_clpcr, MXC_CCM_CLPCR);
+        __raw_writel(arm_srpgcr, MXC_SRPG_ARM_SRPGCR);
+        /* Enable NEON SRPG for all but MX50TO1.0. */
+        if (mx50_revision() != IMX_CHIP_REVISION_1_0)
+                __raw_writel(arm_srpgcr, MXC_SRPG_NEON_SRPGCR);
+        if (stop_mode) {
+                empgc0 |= MXC_SRPGCR_PCR;
+                empgc1 |= MXC_SRPGCR_PCR;
+                __raw_writel(empgc0, MXC_SRPG_EMPGC0_SRPGCR);
+                __raw_writel(empgc1, MXC_SRPG_EMPGC1_SRPGCR);
+        }
+}
diff --git a/arch/arm/mach-mxs/Kconfig b/arch/arm/mach-mxs/Kconfig
index 4f6f174af6c8..4522fbb235d5 100644
--- a/arch/arm/mach-mxs/Kconfig
+++ b/arch/arm/mach-mxs/Kconfig
@@ -22,6 +22,7 @@ config MACH_MX23EVK
        select SOC_IMX23
        select MXS_HAVE_AMBA_DUART
        select MXS_HAVE_PLATFORM_AUART
+        select MXS_HAVE_PLATFORM_MXS_MMC
        select MXS_HAVE_PLATFORM_MXSFB
        default y
        help
@@ -35,6 +36,7 @@ config MACH_MX28EVK
        select MXS_HAVE_PLATFORM_AUART
        select MXS_HAVE_PLATFORM_FEC
        select MXS_HAVE_PLATFORM_FLEXCAN
+        select MXS_HAVE_PLATFORM_MXS_MMC
        select MXS_HAVE_PLATFORM_MXSFB
        select MXS_OCOTP
        default y
diff --git a/arch/arm/mach-mxs/clock-mx23.c b/arch/arm/mach-mxs/clock-mx23.c
index d133c7f30940..c3577ea789ac 100644
--- a/arch/arm/mach-mxs/clock-mx23.c
+++ b/arch/arm/mach-mxs/clock-mx23.c
@@ -521,6 +521,15 @@ static int clk_misc_init(void)
        __raw_writel(BM_CLKCTRL_CPU_INTERRUPT_WAIT,
                        CLKCTRL_BASE_ADDR + HW_CLKCTRL_CPU_SET);
+        /*
+         * 480 MHz seems too high to be ssp clock source directly,
+         * so set frac to get a 288 MHz ref_io.
+         */
+        reg = __raw_readl(CLKCTRL_BASE_ADDR + HW_CLKCTRL_FRAC);
+        reg &= ~BM_CLKCTRL_FRAC_IOFRAC;
+        reg |= 30 << BP_CLKCTRL_FRAC_IOFRAC;
+        __raw_writel(reg, CLKCTRL_BASE_ADDR + HW_CLKCTRL_FRAC);
        return 0;
 }
@@ -528,6 +537,12 @@ int __init mx23_clocks_init(void)
 {
        clk_misc_init();
+        /*
+         * source ssp clock from ref_io than ref_xtal,
+         * as ref_xtal only provides 24 MHz as maximum.
+         */
+        clk_set_parent(&ssp_clk, &ref_io_clk);
        clk_enable(&cpu_clk);
        clk_enable(&hbus_clk);
        clk_enable(&xbus_clk);
diff --git a/arch/arm/mach-mxs/clock-mx28.c b/arch/arm/mach-mxs/clock-mx28.c
index 5e489a2b2023..1ad97fed1e94 100644
--- a/arch/arm/mach-mxs/clock-mx28.c
+++ b/arch/arm/mach-mxs/clock-mx28.c
@@ -618,6 +618,8 @@ static struct clk_lookup lookups[] = {
        _REGISTER_CLOCK("pll2", NULL, pll2_clk)
        _REGISTER_CLOCK("mxs-dma-apbh", NULL, hbus_clk)
        _REGISTER_CLOCK("mxs-dma-apbx", NULL, xbus_clk)
+        _REGISTER_CLOCK("mxs-mmc.0", NULL, ssp0_clk)
+        _REGISTER_CLOCK("mxs-mmc.1", NULL, ssp1_clk)
        _REGISTER_CLOCK("flexcan.0", NULL, can0_clk)
        _REGISTER_CLOCK("flexcan.1", NULL, can1_clk)
        _REGISTER_CLOCK(NULL, "usb0", usb0_clk)
@@ -737,6 +739,15 @@ static int clk_misc_init(void)
        reg |= BM_CLKCTRL_ENET_CLK_OUT_EN;
        __raw_writel(reg, CLKCTRL_BASE_ADDR + HW_CLKCTRL_ENET);
+        /*
+         * 480 MHz seems too high to be ssp clock source directly,
+         * so set frac0 to get a 288 MHz ref_io0.
+         */
+        reg = __raw_readl(CLKCTRL_BASE_ADDR + HW_CLKCTRL_FRAC0);
+        reg &= ~BM_CLKCTRL_FRAC0_IO0FRAC;
+        reg |= 30 << BP_CLKCTRL_FRAC0_IO0FRAC;
+        __raw_writel(reg, CLKCTRL_BASE_ADDR + HW_CLKCTRL_FRAC0);
        return 0;
 }
@@ -744,6 +755,13 @@ int __init mx28_clocks_init(void)
 {
        clk_misc_init();
+        /*
+         * source ssp clock from ref_io0 than ref_xtal,
+         * as ref_xtal only provides 24 MHz as maximum.
+         */
+        clk_set_parent(&ssp0_clk, &ref_io0_clk);
+        clk_set_parent(&ssp1_clk, &ref_io0_clk);
        clk_enable(&cpu_clk);
        clk_enable(&hbus_clk);
        clk_enable(&xbus_clk);
diff --git a/arch/arm/mach-mxs/devices-mx23.h b/arch/arm/mach-mxs/devices-mx23.h
index c7e14f4e3669..c6f345febd39 100644
--- a/arch/arm/mach-mxs/devices-mx23.h
+++ b/arch/arm/mach-mxs/devices-mx23.h
@@ -21,6 +21,10 @@ extern const struct mxs_auart_data mx23_auart_data[] __initconst;
 #define mx23_add_auart0()               mx23_add_auart(0)
 #define mx23_add_auart1()               mx23_add_auart(1)
+extern const struct mxs_mxs_mmc_data mx23_mxs_mmc_data[] __initconst;
+#define mx23_add_mxs_mmc(id, pdata) \
+        mxs_add_mxs_mmc(&mx23_mxs_mmc_data[id], pdata)
 #define mx23_add_mxs_pwm(id)            mxs_add_mxs_pwm(MX23_PWM_BASE_ADDR, id)
 struct platform_device *__init mx23_add_mxsfb(
diff --git a/arch/arm/mach-mxs/devices-mx28.h b/arch/arm/mach-mxs/devices-mx28.h
index 9d08555c4cf0..c473eddce8cf 100644
--- a/arch/arm/mach-mxs/devices-mx28.h
+++ b/arch/arm/mach-mxs/devices-mx28.h
@@ -37,6 +37,10 @@ extern const struct mxs_flexcan_data mx28_flexcan_data[] __initconst;
 extern const struct mxs_i2c_data mx28_mxs_i2c_data[] __initconst;
 #define mx28_add_mxs_i2c(id)            mxs_add_mxs_i2c(&mx28_mxs_i2c_data[id])
+extern const struct mxs_mxs_mmc_data mx28_mxs_mmc_data[] __initconst;
+#define mx28_add_mxs_mmc(id, pdata) \
+        mxs_add_mxs_mmc(&mx28_mxs_mmc_data[id], pdata)
 #define mx28_add_mxs_pwm(id)            mxs_add_mxs_pwm(MX28_PWM_BASE_ADDR, id)
 struct platform_device *__init mx28_add_mxsfb(
diff --git a/arch/arm/mach-mxs/devices/Kconfig b/arch/arm/mach-mxs/devices/Kconfig
index 1451ad060d82..acf9eea124c0 100644
--- a/arch/arm/mach-mxs/devices/Kconfig
+++ b/arch/arm/mach-mxs/devices/Kconfig
@@ -15,6 +15,9 @@ config MXS_HAVE_PLATFORM_FLEXCAN
 config MXS_HAVE_PLATFORM_MXS_I2C
        bool
+config MXS_HAVE_PLATFORM_MXS_MMC
+        bool
 config MXS_HAVE_PLATFORM_MXS_PWM
        bool
diff --git a/arch/arm/mach-mxs/devices/Makefile b/arch/arm/mach-mxs/devices/Makefile
index 0d9bea30b0a2..324f2824d38d 100644
--- a/arch/arm/mach-mxs/devices/Makefile
+++ b/arch/arm/mach-mxs/devices/Makefile
@@ -4,5 +4,6 @@ obj-y += platform-dma.o
 obj-$(CONFIG_MXS_HAVE_PLATFORM_FEC) += platform-fec.o
 obj-$(CONFIG_MXS_HAVE_PLATFORM_FLEXCAN) += platform-flexcan.o
 obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_I2C) += platform-mxs-i2c.o
+obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_MMC) += platform-mxs-mmc.o
 obj-$(CONFIG_MXS_HAVE_PLATFORM_MXS_PWM) += platform-mxs-pwm.o
 obj-$(CONFIG_MXS_HAVE_PLATFORM_MXSFB) += platform-mxsfb.o
diff --git a/arch/arm/mach-mxs/devices/platform-mxs-mmc.c b/arch/arm/mach-mxs/devices/platform-mxs-mmc.c
new file mode 100644
index 000000000000..382dacbeca21
--- /dev/null
+++ b/arch/arm/mach-mxs/devices/platform-mxs-mmc.c
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2010 Pengutronix
+ * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
+ *
+ * Copyright 2011 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License version 2 as published by the
+ * Free Software Foundation.
+ */
+#include <linux/compiler.h>
+#include <linux/err.h>
+#include <linux/init.h>
+#include <mach/mx23.h>
+#include <mach/mx28.h>
+#include <mach/devices-common.h>
+#define mxs_mxs_mmc_data_entry_single(soc, _id, hwid)                   \
+        {                                                               \
+                .id = _id,                                              \
+                .iobase = soc ## _SSP ## hwid ## _BASE_ADDR,            \
+                .dma = soc ## _DMA_SSP ## hwid,                         \
+                .irq_err = soc ## _INT_SSP ## hwid ## _ERROR,           \
+                .irq_dma = soc ## _INT_SSP ## hwid ## _DMA,             \
+        }
+#define mxs_mxs_mmc_data_entry(soc, _id, hwid)                          \
+        [_id] = mxs_mxs_mmc_data_entry_single(soc, _id, hwid)
+#ifdef CONFIG_SOC_IMX23
+const struct mxs_mxs_mmc_data mx23_mxs_mmc_data[] __initconst = {
+        mxs_mxs_mmc_data_entry(MX23, 0, 1),
+        mxs_mxs_mmc_data_entry(MX23, 1, 2),
+};
+#endif
+#ifdef CONFIG_SOC_IMX28
+const struct mxs_mxs_mmc_data mx28_mxs_mmc_data[] __initconst = {
+        mxs_mxs_mmc_data_entry(MX28, 0, 0),
+        mxs_mxs_mmc_data_entry(MX28, 1, 1),
+};
+#endif
+struct platform_device *__init mxs_add_mxs_mmc(
+                const struct mxs_mxs_mmc_data *data,
+                const struct mxs_mmc_platform_data *pdata)
+{
+        struct resource res[] = {
+                {
+                        .start  = data->iobase,
+                        .end    = data->iobase + SZ_8K - 1,
+                        .flags  = IORESOURCE_MEM,
+                }, {
+                        .start  = data->dma,
+                        .end    = data->dma,
+                        .flags  = IORESOURCE_DMA,
+                }, {
+                        .start  = data->irq_err,
+                        .end    = data->irq_err,
+                        .flags  = IORESOURCE_IRQ,
+                }, {
+                        .start  = data->irq_dma,
+                        .end    = data->irq_dma,
+                        .flags  = IORESOURCE_IRQ,
+                },
+        };
+        return mxs_add_platform_device("mxs-mmc", data->id,
+                        res, ARRAY_SIZE(res), pdata, sizeof(*pdata));
+}
diff --git a/arch/arm/mach-mxs/include/mach/devices-common.h b/arch/arm/mach-mxs/include/mach/devices-common.h
index 71f24484b044..c5137f14c364 100644
--- a/arch/arm/mach-mxs/include/mach/devices-common.h
+++ b/arch/arm/mach-mxs/include/mach/devices-common.h
@@ -73,6 +73,19 @@ struct mxs_i2c_data {
 };
 struct platform_device * __init mxs_add_mxs_i2c(const struct mxs_i2c_data *data);
+/* mmc */
+#include <mach/mmc.h>
+struct mxs_mxs_mmc_data {
+        int id;
+        resource_size_t iobase;
+        resource_size_t dma;
+        resource_size_t irq_err;
+        resource_size_t irq_dma;
+};
+struct platform_device *__init mxs_add_mxs_mmc(
+                const struct mxs_mxs_mmc_data *data,
+                const struct mxs_mmc_platform_data *pdata);
 /* pwm */
 struct platform_device *__init mxs_add_mxs_pwm(
                resource_size_t iobase, int id);
diff --git a/arch/arm/mach-mxs/mach-mx23evk.c b/arch/arm/mach-mxs/mach-mx23evk.c
index a66994f0518f..214e5b641bbc 100644
--- a/arch/arm/mach-mxs/mach-mx23evk.c
+++ b/arch/arm/mach-mxs/mach-mx23evk.c
@@ -28,6 +28,8 @@
 #define MX23EVK_LCD_ENABLE      MXS_GPIO_NR(1, 18)
 #define MX23EVK_BL_ENABLE       MXS_GPIO_NR(1, 28)
+#define MX23EVK_MMC0_WRITE_PROTECT      MXS_GPIO_NR(1, 30)
+#define MX23EVK_MMC0_SLOT_POWER         MXS_GPIO_NR(1, 29)
 static const iomux_cfg_t mx23evk_pads[] __initconst = {
        /* duart */
@@ -73,6 +75,36 @@ static const iomux_cfg_t mx23evk_pads[] __initconst = {
        MX23_PAD_LCD_RESET__GPIO_1_18 | MXS_PAD_CTRL,
        /* backlight control */
        MX23_PAD_PWM2__GPIO_1_28 | MXS_PAD_CTRL,
+        /* mmc */
+        MX23_PAD_SSP1_DATA0__SSP1_DATA0 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX23_PAD_SSP1_DATA1__SSP1_DATA1 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX23_PAD_SSP1_DATA2__SSP1_DATA2 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX23_PAD_SSP1_DATA3__SSP1_DATA3 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX23_PAD_GPMI_D08__SSP1_DATA4 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX23_PAD_GPMI_D09__SSP1_DATA5 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX23_PAD_GPMI_D10__SSP1_DATA6 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX23_PAD_GPMI_D11__SSP1_DATA7 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX23_PAD_SSP1_CMD__SSP1_CMD |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX23_PAD_SSP1_DETECT__SSP1_DETECT |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+        MX23_PAD_SSP1_SCK__SSP1_SCK |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+        /* write protect */
+        MX23_PAD_PWM4__GPIO_1_30 |
+                (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+        /* slot power enable */
+        MX23_PAD_PWM3__GPIO_1_29 |
+                (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
 };
 /* mxsfb (lcdif) */
@@ -101,6 +133,11 @@ static const struct mxsfb_platform_data mx23evk_mxsfb_pdata __initconst = {
        .ld_intf_width  = STMLCDIF_24BIT,
 };
+static struct mxs_mmc_platform_data mx23evk_mmc_pdata __initdata = {
+        .wp_gpio = MX23EVK_MMC0_WRITE_PROTECT,
+        .flags = SLOTF_8_BIT_CAPABLE,
+};
 static void __init mx23evk_init(void)
 {
        int ret;
@@ -110,6 +147,13 @@ static void __init mx23evk_init(void)
        mx23_add_duart();
        mx23_add_auart0();
+        /* power on mmc slot by writing 0 to the gpio */
+        ret = gpio_request_one(MX23EVK_MMC0_SLOT_POWER, GPIOF_DIR_OUT,
+                               "mmc0-slot-power");
+        if (ret)
+                pr_warn("failed to request gpio mmc0-slot-power: %d\n", ret);
+        mx23_add_mxs_mmc(0, &mx23evk_mmc_pdata);
        ret = gpio_request_one(MX23EVK_LCD_ENABLE, GPIOF_DIR_OUT, "lcd-enable");
        if (ret)
                pr_warn("failed to request gpio lcd-enable: %d\n", ret);
diff --git a/arch/arm/mach-mxs/mach-mx28evk.c b/arch/arm/mach-mxs/mach-mx28evk.c
index 08002d02267a..bb329b9a2608 100644
--- a/arch/arm/mach-mxs/mach-mx28evk.c
+++ b/arch/arm/mach-mxs/mach-mx28evk.c
@@ -34,6 +34,11 @@
 #define MX28EVK_LCD_ENABLE      MXS_GPIO_NR(3, 30)
 #define MX28EVK_FEC_PHY_RESET   MXS_GPIO_NR(4, 13)
+#define MX28EVK_MMC0_WRITE_PROTECT      MXS_GPIO_NR(2, 12)
+#define MX28EVK_MMC1_WRITE_PROTECT      MXS_GPIO_NR(0, 28)
+#define MX28EVK_MMC0_SLOT_POWER         MXS_GPIO_NR(3, 28)
+#define MX28EVK_MMC1_SLOT_POWER         MXS_GPIO_NR(3, 29)
 static const iomux_cfg_t mx28evk_pads[] __initconst = {
        /* duart */
        MX28_PAD_PWM0__DUART_RX | MXS_PAD_CTRL,
@@ -115,6 +120,65 @@ static const iomux_cfg_t mx28evk_pads[] __initconst = {
        MX28_PAD_LCD_RESET__GPIO_3_30 | MXS_PAD_CTRL,
        /* backlight control */
        MX28_PAD_PWM2__GPIO_3_18 | MXS_PAD_CTRL,
+        /* mmc0 */
+        MX28_PAD_SSP0_DATA0__SSP0_D0 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_SSP0_DATA1__SSP0_D1 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_SSP0_DATA2__SSP0_D2 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_SSP0_DATA3__SSP0_D3 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_SSP0_DATA4__SSP0_D4 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_SSP0_DATA5__SSP0_D5 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_SSP0_DATA6__SSP0_D6 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_SSP0_DATA7__SSP0_D7 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_SSP0_CMD__SSP0_CMD |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_SSP0_DETECT__SSP0_CARD_DETECT |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+        MX28_PAD_SSP0_SCK__SSP0_SCK |
+                (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+        /* write protect */
+        MX28_PAD_SSP1_SCK__GPIO_2_12 |
+                (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+        /* slot power enable */
+        MX28_PAD_PWM3__GPIO_3_28 |
+                (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+        /* mmc1 */
+        MX28_PAD_GPMI_D00__SSP1_D0 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_GPMI_D01__SSP1_D1 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_GPMI_D02__SSP1_D2 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_GPMI_D03__SSP1_D3 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_GPMI_D04__SSP1_D4 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_GPMI_D05__SSP1_D5 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_GPMI_D06__SSP1_D6 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_GPMI_D07__SSP1_D7 |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_GPMI_RDY1__SSP1_CMD |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP),
+        MX28_PAD_GPMI_RDY0__SSP1_CARD_DETECT |
+                (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+        MX28_PAD_GPMI_WRN__SSP1_SCK |
+                (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+        /* write protect */
+        MX28_PAD_GPMI_RESETN__GPIO_0_28 |
+                (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
+        /* slot power enable */
+        MX28_PAD_PWM4__GPIO_3_29 |
+                (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
 };
 /* fec */
@@ -258,6 +322,18 @@ static const struct mxsfb_platform_data mx28evk_mxsfb_pdata __initconst = {
        .ld_intf_width  = STMLCDIF_24BIT,
 };
+static struct mxs_mmc_platform_data mx28evk_mmc_pdata[] __initdata = {
+        {
+                /* mmc0 */
+                .wp_gpio = MX28EVK_MMC0_WRITE_PROTECT,
+                .flags = SLOTF_8_BIT_CAPABLE,
+        }, {
+                /* mmc1 */
+                .wp_gpio = MX28EVK_MMC1_WRITE_PROTECT,
+                .flags = SLOTF_8_BIT_CAPABLE,
+        },
+};
 static void __init mx28evk_init(void)
 {
        int ret;
@@ -297,6 +373,19 @@ static void __init mx28evk_init(void)
                gpio_set_value(MX28EVK_BL_ENABLE, 1);
        mx28_add_mxsfb(&mx28evk_mxsfb_pdata);
+        /* power on mmc slot by writing 0 to the gpio */
+        ret = gpio_request_one(MX28EVK_MMC0_SLOT_POWER, GPIOF_DIR_OUT,
+                               "mmc0-slot-power");
+        if (ret)
+                pr_warn("failed to request gpio mmc0-slot-power: %d\n", ret);
+        mx28_add_mxs_mmc(0, &mx28evk_mmc_pdata[0]);
+        ret = gpio_request_one(MX28EVK_MMC1_SLOT_POWER, GPIOF_DIR_OUT,
+                               "mmc1-slot-power");
+        if (ret)
+                pr_warn("failed to request gpio mmc1-slot-power: %d\n", ret);
+        mx28_add_mxs_mmc(1, &mx28evk_mmc_pdata[1]);
 }
 static void __init mx28evk_timer_init(void)
diff --git a/arch/arm/mach-mxs/module-tx28.c b/arch/arm/mach-mxs/module-tx28.c
index fa0b154da67b..0fcff47009cf 100644
--- a/arch/arm/mach-mxs/module-tx28.c
+++ b/arch/arm/mach-mxs/module-tx28.c
@@ -45,7 +45,7 @@ static const iomux_cfg_t tx28_fec_gpio_pads[] __initconst = {
 };
 #define FEC_MODE (MXS_PAD_8MA | MXS_PAD_PULLUP | MXS_PAD_3V3)
-static const iomux_cfg_t tx28_fec_pads[] __initconst = {
+static const iomux_cfg_t tx28_fec0_pads[] __initconst = {
        MX28_PAD_ENET0_MDC__ENET0_MDC | FEC_MODE,
        MX28_PAD_ENET0_MDIO__ENET0_MDIO | FEC_MODE,
        MX28_PAD_ENET0_RX_EN__ENET0_RX_EN | FEC_MODE,
@@ -57,7 +57,20 @@ static const iomux_cfg_t tx28_fec_pads[] __initconst = {
        MX28_PAD_ENET_CLK__CLKCTRL_ENET | FEC_MODE,
 };
-static const struct fec_platform_data tx28_fec_data __initconst = {
+static const iomux_cfg_t tx28_fec1_pads[] __initconst = {
+        MX28_PAD_ENET0_RXD2__ENET1_RXD0,
+        MX28_PAD_ENET0_RXD3__ENET1_RXD1,
+        MX28_PAD_ENET0_TXD2__ENET1_TXD0,
+        MX28_PAD_ENET0_TXD3__ENET1_TXD1,
+        MX28_PAD_ENET0_COL__ENET1_TX_EN,
+        MX28_PAD_ENET0_CRS__ENET1_RX_EN,
+};
+static struct fec_platform_data tx28_fec0_data = {
+        .phy = PHY_INTERFACE_MODE_RMII,
+};
+static struct fec_platform_data tx28_fec1_data = {
        .phy = PHY_INTERFACE_MODE_RMII,
 };
@@ -108,15 +121,15 @@ int __init tx28_add_fec0(void)
        pr_debug("%s: Deasserting FEC PHY RESET\n", __func__);
        gpio_set_value(TX28_FEC_PHY_RESET, 1);
-        ret = mxs_iomux_setup_multiple_pads(tx28_fec_pads,
+        ret = mxs_iomux_setup_multiple_pads(tx28_fec0_pads,
-                        ARRAY_SIZE(tx28_fec_pads));
+                        ARRAY_SIZE(tx28_fec0_pads));
        if (ret) {
                pr_debug("%s: mxs_iomux_setup_multiple_pads() failed with rc: %d\n",
                                __func__, ret);
                goto free_gpios;
        }
-        pr_debug("%s: Registering FEC device\n", __func__);
+        pr_debug("%s: Registering FEC0 device\n", __func__);
-        mx28_add_fec(0, &tx28_fec_data);
+        mx28_add_fec(0, &tx28_fec0_data);
        return 0;
 free_gpios:
@@ -129,3 +142,19 @@ free_gpios:
        return ret;
 }
+int __init tx28_add_fec1(void)
+{
+        int ret;
+        ret = mxs_iomux_setup_multiple_pads(tx28_fec1_pads,
+                        ARRAY_SIZE(tx28_fec1_pads));
+        if (ret) {
+                pr_debug("%s: mxs_iomux_setup_multiple_pads() failed with rc: %d\n",
+                                __func__, ret);
+                return ret;
+        }
+        pr_debug("%s: Registering FEC1 device\n", __func__);
+        mx28_add_fec(1, &tx28_fec1_data);
+        return 0;
+}
diff --git a/arch/arm/mach-mxs/module-tx28.h b/arch/arm/mach-mxs/module-tx28.h
index df9e1b6e81bf..8ed425457d30 100644
--- a/arch/arm/mach-mxs/module-tx28.h
+++ b/arch/arm/mach-mxs/module-tx28.h
@@ -7,3 +7,4 @@
 * Free Software Foundation.
 */
 int __init tx28_add_fec0(void);
+int __init tx28_add_fec1(void);
diff --git a/arch/arm/mach-omap1/ams-delta-fiq-handler.S b/arch/arm/mach-omap1/ams-delta-fiq-handler.S
index 927d5a181760..c1c5fb6a5b4c 100644
--- a/arch/arm/mach-omap1/ams-delta-fiq-handler.S
+++ b/arch/arm/mach-omap1/ams-delta-fiq-handler.S
@@ -79,7 +79,7 @@
 /*
- * Register useage
+ * Register usage
 * r8  - temporary
 * r9  - the driver buffer
 * r10 - temporary
diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c
index d41fe2d0616a..0ad781db4e66 100644
--- a/arch/arm/mach-omap1/board-sx1.c
+++ b/arch/arm/mach-omap1/board-sx1.c
@@ -399,7 +399,7 @@ static void __init omap_sx1_init(void)
        sx1_mmc_init();
        /* turn on USB power */
-        /* sx1_setusbpower(1); cant do it here because i2c is not ready */
+        /* sx1_setusbpower(1); can't do it here because i2c is not ready */
        gpio_request(1, "A_IRDA_OFF");
        gpio_request(11, "A_SWITCH");
        gpio_request(15, "A_USB_ON");
diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c
index b0f4c231595f..36f26c3fa25e 100644
--- a/arch/arm/mach-omap1/devices.c
+++ b/arch/arm/mach-omap1/devices.c
@@ -281,7 +281,7 @@ static inline void omap_init_audio(void) {}
 * Claiming GPIOs, and setting their direction and initial values, is the
 * responsibility of the device drivers.  So is responding to probe().
 *
- * Board-specific knowlege like creating devices or pin setup is to be
+ * Board-specific knowledge like creating devices or pin setup is to be
 * kept out of drivers as much as possible.  In particular, pin setup
 * may be handled by the boot loader, and drivers should expect it will
 * normally have been done by the time they're probed.
diff --git a/arch/arm/mach-omap1/include/mach/ams-delta-fiq.h b/arch/arm/mach-omap1/include/mach/ams-delta-fiq.h
index 7a2df29400ca..23eed0035ed8 100644
--- a/arch/arm/mach-omap1/include/mach/ams-delta-fiq.h
+++ b/arch/arm/mach-omap1/include/mach/ams-delta-fiq.h
@@ -31,7 +31,7 @@
 #endif
 /*
- * These are the offsets from the begining of the fiq_buffer. They are put here
+ * These are the offsets from the beginning of the fiq_buffer. They are put here
 * since the buffer and header need to be accessed by drivers servicing devices
 * which generate GPIO interrupts - e.g. keyboard, modem, hook switch.
 */
diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c
index 5f8a2fd06337..34cf982b9679 100644
--- a/arch/arm/mach-omap2/board-igep0020.c
+++ b/arch/arm/mach-omap2/board-igep0020.c
@@ -696,7 +696,7 @@ static void __init igep2_init(void)
        igep2_init_smsc911x();
        /*
-         * WLAN-BT combo module from MuRata wich has a Marvell WLAN
+         * WLAN-BT combo module from MuRata which has a Marvell WLAN
         * (88W8686) + CSR Bluetooth chipset. Uses SDIO interface.
         */
        igep2_wlan_bt_init();
diff --git a/arch/arm/mach-omap2/board-igep0030.c b/arch/arm/mach-omap2/board-igep0030.c
index b10db0e6ee62..2cf86c3cb1a3 100644
--- a/arch/arm/mach-omap2/board-igep0030.c
+++ b/arch/arm/mach-omap2/board-igep0030.c
@@ -440,7 +440,7 @@ static void __init igep3_init(void)
        igep3_leds_init();
        /*
-         * WLAN-BT combo module from MuRata wich has a Marvell WLAN
+         * WLAN-BT combo module from MuRata which has a Marvell WLAN
         * (88W8686) + CSR Bluetooth chipset. Uses SDIO interface.
         */
        igep3_wifi_bt_init();
diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c
index ab878545bd9b..6cb6c03293df 100644
--- a/arch/arm/mach-omap2/clockdomain.c
+++ b/arch/arm/mach-omap2/clockdomain.c
@@ -258,7 +258,7 @@ static void _resolve_clkdm_deps(struct clockdomain *clkdm,
 * clkdm_init - set up the clockdomain layer
 * @clkdms: optional pointer to an array of clockdomains to register
 * @init_autodeps: optional pointer to an array of autodeps to register
- * @custom_funcs: func pointers for arch specfic implementations
+ * @custom_funcs: func pointers for arch specific implementations
 *
 * Set up internal state.  If a pointer to an array of clockdomains
 * @clkdms was supplied, loop through the list of clockdomains,
diff --git a/arch/arm/mach-omap2/clockdomain.h b/arch/arm/mach-omap2/clockdomain.h
index 85b3dce65640..5823584d9cd7 100644
--- a/arch/arm/mach-omap2/clockdomain.h
+++ b/arch/arm/mach-omap2/clockdomain.h
@@ -125,7 +125,7 @@ struct clockdomain {
 };
 /**
- * struct clkdm_ops - Arch specfic function implementations
+ * struct clkdm_ops - Arch specific function implementations
 * @clkdm_add_wkdep: Add a wakeup dependency between clk domains
 * @clkdm_del_wkdep: Delete a wakeup dependency between clk domains
 * @clkdm_read_wkdep: Read wakeup dependency state between clk domains
diff --git a/arch/arm/mach-omap2/cpuidle34xx.c b/arch/arm/mach-omap2/cpuidle34xx.c
index a44c52303405..1c240eff3918 100644
--- a/arch/arm/mach-omap2/cpuidle34xx.c
+++ b/arch/arm/mach-omap2/cpuidle34xx.c
@@ -297,8 +297,8 @@ DEFINE_PER_CPU(struct cpuidle_device, omap3_idle_dev);
 /**
 * omap3_cpuidle_update_states() - Update the cpuidle states
- * @mpu_deepest_state:  Enable states upto and including this for mpu domain
+ * @mpu_deepest_state:  Enable states up to and including this for mpu domain
- * @core_deepest_state: Enable states upto and including this for core domain
+ * @core_deepest_state: Enable states up to and including this for core domain
 *
 * This goes through the list of states available and enables and disables the
 * validity of C states based on deepest state that can be achieved for the
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 84d1b735fe80..7b8558564591 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -253,7 +253,7 @@ int __init omap4_keyboard_init(struct omap4_keypad_platform_data
                        ARRAY_SIZE(omap_keyboard_latency), 0);
        if (IS_ERR(od)) {
-                WARN(1, "Cant build omap_device for %s:%s.\n",
+                WARN(1, "Can't build omap_device for %s:%s.\n",
                                                name, oh->name);
                return PTR_ERR(od);
        }
@@ -373,7 +373,7 @@ static int omap_mcspi_init(struct omap_hwmod *oh, void *unused)
        od = omap_device_build(name, spi_num, oh, pdata,
                                sizeof(*pdata), omap_mcspi_latency,
                                ARRAY_SIZE(omap_mcspi_latency), 0);
-        WARN(IS_ERR(od), "Cant build omap_device for %s:%s\n",
+        WARN(IS_ERR(od), "Can't build omap_device for %s:%s\n",
                                name, oh->name);
        kfree(pdata);
        return 0;
@@ -725,7 +725,7 @@ static int __init omap_init_wdt(void)
        od = omap_device_build(dev_name, id, oh, NULL, 0,
                                omap_wdt_latency,
                                ARRAY_SIZE(omap_wdt_latency), 0);
-        WARN(IS_ERR(od), "Cant build omap_device for %s:%s.\n",
+        WARN(IS_ERR(od), "Can't build omap_device for %s:%s.\n",
                                dev_name, oh->name);
        return 0;
 }
diff --git a/arch/arm/mach-omap2/dma.c b/arch/arm/mach-omap2/dma.c
index 34922b2d2e3f..c9ff0e79703d 100644
--- a/arch/arm/mach-omap2/dma.c
+++ b/arch/arm/mach-omap2/dma.c
@@ -262,7 +262,7 @@ static int __init omap2_system_dma_init_dev(struct omap_hwmod *oh, void *unused)
                        omap2_dma_latency, ARRAY_SIZE(omap2_dma_latency), 0);
        kfree(p);
        if (IS_ERR(od)) {
-                pr_err("%s: Cant build omap_device for %s:%s.\n",
+                pr_err("%s: Can't build omap_device for %s:%s.\n",
                        __func__, name, oh->name);
                return PTR_ERR(od);
        }
diff --git a/arch/arm/mach-omap2/gpio.c b/arch/arm/mach-omap2/gpio.c
index 413de18c1d2b..9529842ae054 100644
--- a/arch/arm/mach-omap2/gpio.c
+++ b/arch/arm/mach-omap2/gpio.c
@@ -82,7 +82,7 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused)
        kfree(pdata);
        if (IS_ERR(od)) {
-                WARN(1, "Cant build omap_device for %s:%s.\n",
+                WARN(1, "Can't build omap_device for %s:%s.\n",
                                        name, oh->name);
                return PTR_ERR(od);
        }
diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c
index 137e1a5f3d85..b2f30bed5a20 100644
--- a/arch/arm/mach-omap2/hsmmc.c
+++ b/arch/arm/mach-omap2/hsmmc.c
@@ -465,7 +465,7 @@ void __init omap_init_hsmmc(struct omap2_hsmmc_info *hsmmcinfo, int ctrl_nr)
        od = omap_device_build(name, ctrl_nr - 1, oh, mmc_data,
                sizeof(struct omap_mmc_platform_data), ohl, ohl_cnt, false);
        if (IS_ERR(od)) {
-                WARN(1, "Cant build omap_device for %s:%s.\n", name, oh->name);
+                WARN(1, "Can't build omap_device for %s:%s.\n", name, oh->name);
                kfree(mmc_data->slots[0].name);
                goto done;
        }
diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c
index 565b9064a328..4a6ef6ab8458 100644
--- a/arch/arm/mach-omap2/mcbsp.c
+++ b/arch/arm/mach-omap2/mcbsp.c
@@ -149,7 +149,7 @@ static int omap_init_mcbsp(struct omap_hwmod *oh, void *unused)
                                ARRAY_SIZE(omap2_mcbsp_latency), false);
        kfree(pdata);
        if (IS_ERR(od))  {
-                pr_err("%s: Cant build omap_device for %s:%s.\n", __func__,
+                pr_err("%s: Can't build omap_device for %s:%s.\n", __func__,
                                        name, oh->name);
                return PTR_ERR(od);
        }
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index bb043cbb3886..a4ab1e364313 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -518,7 +518,7 @@ static int omap_mux_dbg_board_show(struct seq_file *s, void *unused)
                        seq_printf(s, "/* %s */\n", m->muxnames[mode]);
                /*
-                 * XXX: Might be revisited to support differences accross
+                 * XXX: Might be revisited to support differences across
                 * same OMAP generation.
                 */
                seq_printf(s, "OMAP%d_MUX(%s, ", omap_gen, m0_def);
diff --git a/arch/arm/mach-omap2/mux2430.h b/arch/arm/mach-omap2/mux2430.h
index adbea0d03e08..9fd93149ebd9 100644
--- a/arch/arm/mach-omap2/mux2430.h
+++ b/arch/arm/mach-omap2/mux2430.h
@@ -22,7 +22,7 @@
 * absolute addresses.  The name in the macro is the mode-0 name of
 * the pin.  NOTE: These registers are 8-bits wide.
 *
- * Note that these defines use SDMMC instead of MMC for compability
+ * Note that these defines use SDMMC instead of MMC for compatibility
 * with signal names used in 3630.
 */
 #define OMAP2430_CONTROL_PADCONF_GPMC_CLK_OFFSET                0x000
diff --git a/arch/arm/mach-omap2/omap_hwmod_2430_data.c b/arch/arm/mach-omap2/omap_hwmod_2430_data.c
index a860fb5024c2..e6e3810db77f 100644
--- a/arch/arm/mach-omap2/omap_hwmod_2430_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_2430_data.c
@@ -1559,7 +1559,7 @@ static struct omap_hwmod omap2430_i2c1_hwmod = {
                         * I2CHS IP's do not follow the usual pattern.
                         * prcm_reg_id alone cannot be used to program
                         * the iclk and fclk. Needs to be handled using
-                         * additonal flags when clk handling is moved
+                         * additional flags when clk handling is moved
                         * to hwmod framework.
                         */
                        .module_offs = CORE_MOD,
diff --git a/arch/arm/mach-omap2/omap_phy_internal.c b/arch/arm/mach-omap2/omap_phy_internal.c
index e2e605fe9138..05f6abc96b0d 100644
--- a/arch/arm/mach-omap2/omap_phy_internal.c
+++ b/arch/arm/mach-omap2/omap_phy_internal.c
@@ -112,12 +112,12 @@ int omap4430_phy_power(struct device *dev, int ID, int on)
                else
                        /*
                         * Enable VBUS Valid, AValid and IDDIG
-                         * high impedence
+                         * high impedance
                         */
                        __raw_writel(IDDIG | AVALID | VBUSVALID,
                                                ctrl_base + USBOTGHS_CONTROL);
        } else {
-                /* Enable session END and IDIG to high impedence. */
+                /* Enable session END and IDIG to high impedance. */
                __raw_writel(SESSEND | IDDIG, ctrl_base +
                                        USBOTGHS_CONTROL);
        }
diff --git a/arch/arm/mach-omap2/omap_twl.c b/arch/arm/mach-omap2/omap_twl.c
index 0a8e74e3e811..07d6140baa9d 100644
--- a/arch/arm/mach-omap2/omap_twl.c
+++ b/arch/arm/mach-omap2/omap_twl.c
@@ -308,7 +308,7 @@ int __init omap3_twl_init(void)
 * Strategy Software Scaling Mode (ENABLE_VMODE=0), for setting the voltages,
 * in those scenarios this bit is to be cleared (enable = false).
 *
- * Returns 0 on sucess, error is returned if I2C read/write fails.
+ * Returns 0 on success, error is returned if I2C read/write fails.
 */
 int __init omap3_twl_set_sr_bit(bool enable)
 {
diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c
index 49c6513e90d8..9af08473bf10 100644
--- a/arch/arm/mach-omap2/powerdomain.c
+++ b/arch/arm/mach-omap2/powerdomain.c
@@ -196,7 +196,7 @@ static int _pwrdm_post_transition_cb(struct powerdomain *pwrdm, void *unused)
 /**
 * pwrdm_init - set up the powerdomain layer
 * @pwrdm_list: array of struct powerdomain pointers to register
- * @custom_funcs: func pointers for arch specfic implementations
+ * @custom_funcs: func pointers for arch specific implementations
 *
 * Loop through the array of powerdomains @pwrdm_list, registering all
 * that are available on the current CPU. If pwrdm_list is supplied
diff --git a/arch/arm/mach-omap2/powerdomain.h b/arch/arm/mach-omap2/powerdomain.h
index 027f40bd235d..d23d979b9c34 100644
--- a/arch/arm/mach-omap2/powerdomain.h
+++ b/arch/arm/mach-omap2/powerdomain.h
@@ -121,7 +121,7 @@ struct powerdomain {
 };
 /**
- * struct pwrdm_ops - Arch specfic function implementations
+ * struct pwrdm_ops - Arch specific function implementations
 * @pwrdm_set_next_pwrst: Set the target power state for a pd
 * @pwrdm_read_next_pwrst: Read the target power state set for a pd
 * @pwrdm_read_pwrst: Read the current power state of a pd
diff --git a/arch/arm/mach-omap2/powerdomains3xxx_data.c b/arch/arm/mach-omap2/powerdomains3xxx_data.c
index 9c9c113788b9..469a920a74dc 100644
--- a/arch/arm/mach-omap2/powerdomains3xxx_data.c
+++ b/arch/arm/mach-omap2/powerdomains3xxx_data.c
@@ -72,7 +72,7 @@ static struct powerdomain mpu_3xxx_pwrdm = {
 /*
 * The USBTLL Save-and-Restore mechanism is broken on
- * 3430s upto ES3.0 and 3630ES1.0. Hence this feature
+ * 3430s up to ES3.0 and 3630ES1.0. Hence this feature
 * needs to be disabled on these chips.
 * Refer: 3430 errata ID i459 and 3630 errata ID i579
 *
diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c
index 8f674c9442bf..13e24f913dd4 100644
--- a/arch/arm/mach-omap2/smartreflex.c
+++ b/arch/arm/mach-omap2/smartreflex.c
@@ -247,7 +247,7 @@ static void sr_stop_vddautocomp(struct omap_sr *sr)
 * driver register and sr device intializtion API's. Only one call
 * will ultimately succeed.
 *
- * Currenly this function registers interrrupt handler for a particular SR
+ * Currently this function registers interrrupt handler for a particular SR
 * if smartreflex class driver is already registered and has
 * requested for interrupts and the SR interrupt line in present.
 */
diff --git a/arch/arm/mach-omap2/voltage.c b/arch/arm/mach-omap2/voltage.c
index c6facf7becf8..6fb520999b6e 100644
--- a/arch/arm/mach-omap2/voltage.c
+++ b/arch/arm/mach-omap2/voltage.c
@@ -851,7 +851,7 @@ int omap_voltage_scale_vdd(struct voltagedomain *voltdm,
 * @voltdm:     pointer to the VDD whose voltage is to be reset.
 *
 * This API finds out the correct voltage the voltage domain is supposed
- * to be at and resets the voltage to that level. Should be used expecially
+ * to be at and resets the voltage to that level. Should be used especially
 * while disabling any voltage compensation modules.
 */
 void omap_voltage_reset(struct voltagedomain *voltdm)
@@ -912,7 +912,7 @@ void omap_voltage_get_volttable(struct voltagedomain *voltdm,
 * This API searches only through the non-compensated voltages int the
 * voltage table.
 * Returns pointer to the voltage table entry corresponding to volt on
- * sucess. Returns -ENODATA if no voltage table exisits for the passed voltage
+ * success. Returns -ENODATA if no voltage table exisits for the passed voltage
 * domain or if there is no matching entry.
 */
 struct omap_volt_data *omap_voltage_get_voltdata(struct voltagedomain *voltdm,
diff --git a/arch/arm/mach-orion5x/addr-map.c b/arch/arm/mach-orion5x/addr-map.c
index 1a5d6a0e2602..5ceafdccc456 100644
--- a/arch/arm/mach-orion5x/addr-map.c
+++ b/arch/arm/mach-orion5x/addr-map.c
@@ -19,7 +19,7 @@
 #include "common.h"
 /*
- * The Orion has fully programable address map. There's a separate address
+ * The Orion has fully programmable address map. There's a separate address
 * map for each of the device _master_ interfaces, e.g. CPU, PCI, PCIe, USB,
 * Gigabit Ethernet, DMA/XOR engines, etc. Each interface has its own
 * address decode windows that allow it to access any of the Orion resources.
diff --git a/arch/arm/mach-orion5x/net2big-setup.c b/arch/arm/mach-orion5x/net2big-setup.c
index 429ecafe9fdd..a5930f83958b 100644
--- a/arch/arm/mach-orion5x/net2big-setup.c
+++ b/arch/arm/mach-orion5x/net2big-setup.c
@@ -190,7 +190,7 @@ err_free_1:
 * The power front LEDs (blue and red) and SATA red LEDs are controlled via a
 * single GPIO line and are compatible with the leds-gpio driver.
 *
- * The SATA blue LEDs have some hardware blink capabilities which are detailled
+ * The SATA blue LEDs have some hardware blink capabilities which are detailed
 * in the following array:
 *
 * SATAx blue LED | SATAx activity | LED state
diff --git a/arch/arm/mach-orion5x/ts209-setup.c b/arch/arm/mach-orion5x/ts209-setup.c
index f0f43e13ac87..e6d64494d3de 100644
--- a/arch/arm/mach-orion5x/ts209-setup.c
+++ b/arch/arm/mach-orion5x/ts209-setup.c
@@ -36,7 +36,7 @@
 /****************************************************************************
 * 8MiB NOR flash. The struct mtd_partition is not in the same order as the
- *     partitions on the device because we want to keep compatability with
+ *     partitions on the device because we want to keep compatibility with
 *     existing QNAP firmware.
 *
 * Layout as used by QNAP:
diff --git a/arch/arm/mach-orion5x/ts409-setup.c b/arch/arm/mach-orion5x/ts409-setup.c
index 92f393f08fa4..9eac8192d923 100644
--- a/arch/arm/mach-orion5x/ts409-setup.c
+++ b/arch/arm/mach-orion5x/ts409-setup.c
@@ -56,7 +56,7 @@
 /****************************************************************************
 * 8MiB NOR flash. The struct mtd_partition is not in the same order as the
- *     partitions on the device because we want to keep compatability with
+ *     partitions on the device because we want to keep compatibility with
 *     existing QNAP firmware.
 *
 * Layout as used by QNAP:
diff --git a/arch/arm/mach-orion5x/ts78xx-setup.c b/arch/arm/mach-orion5x/ts78xx-setup.c
index 8554707d20a9..edb1dd2d1611 100644
--- a/arch/arm/mach-orion5x/ts78xx-setup.c
+++ b/arch/arm/mach-orion5x/ts78xx-setup.c
@@ -402,7 +402,7 @@ static void ts78xx_fpga_supports(void)
                /* enable devices if magic matches */
                switch ((ts78xx_fpga.id >> 8) & 0xffffff) {
                case TS7800_FPGA_MAGIC:
-                        printk(KERN_WARNING "TS-7800 FPGA: unrecognized revision 0x%.2x\n",
+                        pr_warning("TS-7800 FPGA: unrecognized revision 0x%.2x\n",
                                        ts78xx_fpga.id & 0xff);
                        ts78xx_fpga.supports.ts_rtc.present = 1;
                        ts78xx_fpga.supports.ts_nand.present = 1;
@@ -423,7 +423,7 @@ static int ts78xx_fpga_load_devices(void)
        if (ts78xx_fpga.supports.ts_rtc.present == 1) {
                tmp = ts78xx_ts_rtc_load();
                if (tmp) {
-                        printk(KERN_INFO "TS-78xx: RTC not registered\n");
+                        pr_info("TS-78xx: RTC not registered\n");
                        ts78xx_fpga.supports.ts_rtc.present = 0;
                }
                ret |= tmp;
@@ -431,7 +431,7 @@ static int ts78xx_fpga_load_devices(void)
        if (ts78xx_fpga.supports.ts_nand.present == 1) {
                tmp = ts78xx_ts_nand_load();
                if (tmp) {
-                        printk(KERN_INFO "TS-78xx: NAND not registered\n");
+                        pr_info("TS-78xx: NAND not registered\n");
                        ts78xx_fpga.supports.ts_nand.present = 0;
                }
                ret |= tmp;
@@ -439,7 +439,7 @@ static int ts78xx_fpga_load_devices(void)
        if (ts78xx_fpga.supports.ts_rng.present == 1) {
                tmp = ts78xx_ts_rng_load();
                if (tmp) {
-                        printk(KERN_INFO "TS-78xx: RNG not registered\n");
+                        pr_info("TS-78xx: RNG not registered\n");
                        ts78xx_fpga.supports.ts_rng.present = 0;
                }
                ret |= tmp;
@@ -466,7 +466,7 @@ static int ts78xx_fpga_load(void)
 {
        ts78xx_fpga.id = readl(TS78XX_FPGA_REGS_VIRT_BASE);
-        printk(KERN_INFO "TS-78xx FPGA: magic=0x%.6x, rev=0x%.2x\n",
+        pr_info("TS-78xx FPGA: magic=0x%.6x, rev=0x%.2x\n",
                        (ts78xx_fpga.id >> 8) & 0xffffff,
                        ts78xx_fpga.id & 0xff);
@@ -494,7 +494,7 @@ static int ts78xx_fpga_unload(void)
         * UrJTAG SVN since r1381 can be used to reprogram the FPGA
         */
        if (ts78xx_fpga.id != fpga_id) {
-                printk(KERN_ERR "TS-78xx FPGA: magic/rev mismatch\n"
+                pr_err("TS-78xx FPGA: magic/rev mismatch\n"
                        "TS-78xx FPGA: was 0x%.6x/%.2x but now 0x%.6x/%.2x\n",
                        (ts78xx_fpga.id >> 8) & 0xffffff, ts78xx_fpga.id & 0xff,
                        (fpga_id >> 8) & 0xffffff, fpga_id & 0xff);
@@ -525,7 +525,7 @@ static ssize_t ts78xx_fpga_store(struct kobject *kobj,
        int value, ret;
        if (ts78xx_fpga.state < 0) {
-                printk(KERN_ERR "TS-78xx FPGA: borked, you must powercycle asap\n");
+                pr_err("TS-78xx FPGA: borked, you must powercycle asap\n");
                return -EBUSY;
        }
@@ -534,7 +534,7 @@ static ssize_t ts78xx_fpga_store(struct kobject *kobj,
        else if (strncmp(buf, "offline", sizeof("offline") - 1) == 0)
                value = 0;
        else {
-                printk(KERN_ERR "ts78xx_fpga_store: Invalid value\n");
+                pr_err("ts78xx_fpga_store: Invalid value\n");
                return -EINVAL;
        }
@@ -616,7 +616,7 @@ static void __init ts78xx_init(void)
        ret = ts78xx_fpga_load();
        ret = sysfs_create_file(power_kobj, &ts78xx_fpga_attr.attr);
        if (ret)
-                printk(KERN_ERR "sysfs_create_file failed: %d\n", ret);
+                pr_err("sysfs_create_file failed: %d\n", ret);
 }
 MACHINE_START(TS78XX, "Technologic Systems TS-78xx SBC")
diff --git a/arch/arm/mach-pxa/am200epd.c b/arch/arm/mach-pxa/am200epd.c
index 3499fada73ae..4cb069fd9af2 100644
--- a/arch/arm/mach-pxa/am200epd.c
+++ b/arch/arm/mach-pxa/am200epd.c
@@ -128,8 +128,8 @@ static int am200_init_gpio_regs(struct metronomefb_par *par)
        return 0;
 err_req_gpio:
-        while (i > 0)
+        while (--i >= 0)
-                gpio_free(gpios[i--]);
+                gpio_free(gpios[i]);
        return err;
 }
@@ -194,7 +194,7 @@ static struct notifier_block am200_fb_notif = {
 };
 /* this gets called as part of our init. these steps must be done now so
- * that we can use set_pxa_fb_info */
+ * that we can use pxa_set_fb_info */
 static void __init am200_presetup_fb(void)
 {
        int fw;
@@ -249,7 +249,7 @@ static void __init am200_presetup_fb(void)
        /* we divide since we told the LCD controller we're 16bpp */
        am200_fb_info.modes->xres /= 2;
-        set_pxa_fb_info(&am200_fb_info);
+        pxa_set_fb_info(NULL, &am200_fb_info);
 }
diff --git a/arch/arm/mach-pxa/am300epd.c b/arch/arm/mach-pxa/am300epd.c
index 993d75e66390..fa8bad235d9f 100644
--- a/arch/arm/mach-pxa/am300epd.c
+++ b/arch/arm/mach-pxa/am300epd.c
@@ -125,10 +125,7 @@ static int am300_init_gpio_regs(struct broadsheetfb_par *par)
                if (err) {
                        dev_err(&am300_device->dev, "failed requesting "
                                "gpio %d, err=%d\n", i, err);
-                        while (i >= DB0_GPIO_PIN)
+                        goto err_req_gpio2;
-                                gpio_free(i--);
-                        i = ARRAY_SIZE(gpios) - 1;
-                        goto err_req_gpio;
                }
        }
@@ -159,9 +156,13 @@ static int am300_init_gpio_regs(struct broadsheetfb_par *par)
        return 0;
+err_req_gpio2:
+        while (--i >= DB0_GPIO_PIN)
+                gpio_free(i);
+        i = ARRAY_SIZE(gpios);
 err_req_gpio:
-        while (i > 0)
+        while (--i >= 0)
-                gpio_free(gpios[i--]);
+                gpio_free(gpios[i]);
        return err;
 }
diff --git a/arch/arm/mach-pxa/balloon3.c b/arch/arm/mach-pxa/balloon3.c
index 38dea05df7f8..bfbecec6d05f 100644
--- a/arch/arm/mach-pxa/balloon3.c
+++ b/arch/arm/mach-pxa/balloon3.c
@@ -263,7 +263,7 @@ static void __init balloon3_lcd_init(void)
        }
        balloon3_lcd_screen.pxafb_backlight_power = balloon3_backlight_power;
-        set_pxa_fb_info(&balloon3_lcd_screen);
+        pxa_set_fb_info(NULL, &balloon3_lcd_screen);
        return;
 err2:
diff --git a/arch/arm/mach-pxa/cm-x2xx.c b/arch/arm/mach-pxa/cm-x2xx.c
index b734d8468168..8225e2e58c6e 100644
--- a/arch/arm/mach-pxa/cm-x2xx.c
+++ b/arch/arm/mach-pxa/cm-x2xx.c
@@ -379,7 +379,7 @@ __setup("monitor=", cmx2xx_set_display);
 static void __init cmx2xx_init_display(void)
 {
-        set_pxa_fb_info(cmx2xx_display);
+        pxa_set_fb_info(NULL, cmx2xx_display);
 }
 #else
 static inline void cmx2xx_init_display(void) {}
diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c
index 06d0a03f462d..b2248e76ec8b 100644
--- a/arch/arm/mach-pxa/cm-x300.c
+++ b/arch/arm/mach-pxa/cm-x300.c
@@ -296,7 +296,7 @@ static struct pxafb_mach_info cm_x300_lcd = {
 static void __init cm_x300_init_lcd(void)
 {
-        set_pxa_fb_info(&cm_x300_lcd);
+        pxa_set_fb_info(NULL, &cm_x300_lcd);
 }
 #else
 static inline void cm_x300_init_lcd(void) {}
diff --git a/arch/arm/mach-pxa/colibri-pxa270-income.c b/arch/arm/mach-pxa/colibri-pxa270-income.c
index ee797397dc5b..44c1b77ece67 100644
--- a/arch/arm/mach-pxa/colibri-pxa270-income.c
+++ b/arch/arm/mach-pxa/colibri-pxa270-income.c
@@ -175,7 +175,7 @@ static struct pxafb_mach_info income_lcd_screen = {
 static void __init income_lcd_init(void)
 {
-        set_pxa_fb_info(&income_lcd_screen);
+        pxa_set_fb_info(NULL, &income_lcd_screen);
 }
 #else
 static inline void income_lcd_init(void) {}
diff --git a/arch/arm/mach-pxa/colibri-pxa3xx.c b/arch/arm/mach-pxa/colibri-pxa3xx.c
index 96b2d9fbfef0..3f9be419959d 100644
--- a/arch/arm/mach-pxa/colibri-pxa3xx.c
+++ b/arch/arm/mach-pxa/colibri-pxa3xx.c
@@ -105,7 +105,7 @@ void __init colibri_pxa3xx_init_lcd(int bl_pin)
        lcd_bl_pin = bl_pin;
        gpio_request(bl_pin, "lcd backlight");
        gpio_direction_output(bl_pin, 0);
-        set_pxa_fb_info(&sharp_lq43_info);
+        pxa_set_fb_info(NULL, &sharp_lq43_info);
 }
 #endif
diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c
index d4e705caefea..3a5507e31919 100644
--- a/arch/arm/mach-pxa/corgi.c
+++ b/arch/arm/mach-pxa/corgi.c
@@ -462,7 +462,6 @@ static struct pxaficp_platform_data corgi_ficp_platform_data = {
 * USB Device Controller
 */
 static struct pxa2xx_udc_mach_info udc_info __initdata = {
-        .gpio_vbus              = -1,
        /* no connect GPIO; corgi can't tell connection status */
        .gpio_pullup            = CORGI_GPIO_USB_PULLUP,
 };
diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index c4bf08b3eb61..2e0425404de5 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -90,7 +90,6 @@ void __init pxa_set_mci_info(struct pxamci_platform_data *info)
 static struct pxa2xx_udc_mach_info pxa_udc_info = {
        .gpio_pullup = -1,
-        .gpio_vbus   = -1,
 };
 void __init pxa_set_udc_info(struct pxa2xx_udc_mach_info *info)
@@ -188,16 +187,12 @@ struct platform_device pxa_device_fb = {
        .resource       = pxafb_resources,
 };
-void __init set_pxa_fb_info(struct pxafb_mach_info *info)
+void __init pxa_set_fb_info(struct device *parent, struct pxafb_mach_info *info)
 {
+        pxa_device_fb.dev.parent = parent;
        pxa_register_device(&pxa_device_fb, info);
 }
-void __init set_pxa_fb_parent(struct device *parent_dev)
-{
-        pxa_device_fb.dev.parent = parent_dev;
-}
 static struct resource pxa_resource_ffuart[] = {
        {
                .start  = 0x40100000,
diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c
index b411d7cbf5a1..f8a6e9d79a3a 100644
--- a/arch/arm/mach-pxa/em-x270.c
+++ b/arch/arm/mach-pxa/em-x270.c
@@ -689,7 +689,7 @@ static struct pxafb_mach_info em_x270_lcd = {
 static void __init em_x270_init_lcd(void)
 {
-        set_pxa_fb_info(&em_x270_lcd);
+        pxa_set_fb_info(NULL, &em_x270_lcd);
 }
 #else
 static inline void em_x270_init_lcd(void) {}
diff --git a/arch/arm/mach-pxa/eseries.c b/arch/arm/mach-pxa/eseries.c
index edca0a043293..2e3970fdde0b 100644
--- a/arch/arm/mach-pxa/eseries.c
+++ b/arch/arm/mach-pxa/eseries.c
@@ -20,6 +20,7 @@
 #include <linux/mfd/t7l66xb.h>
 #include <linux/mtd/nand.h>
 #include <linux/mtd/partitions.h>
+#include <linux/usb/gpio_vbus.h>
 #include <video/w100fb.h>
@@ -51,12 +52,20 @@ void __init eseries_fixup(struct machine_desc *desc,
                mi->bank[0].size = (64*1024*1024);
 }
-struct pxa2xx_udc_mach_info e7xx_udc_mach_info = {
+struct gpio_vbus_mach_info e7xx_udc_info = {
        .gpio_vbus   = GPIO_E7XX_USB_DISC,
        .gpio_pullup = GPIO_E7XX_USB_PULLUP,
        .gpio_pullup_inverted = 1
 };
+static struct platform_device e7xx_gpio_vbus = {
+        .name   = "gpio-vbus",
+        .id     = -1,
+        .dev    = {
+                .platform_data  = &e7xx_udc_info,
+        },
+};
 struct pxaficp_platform_data e7xx_ficp_platform_data = {
        .gpio_pwdown            = GPIO_E7XX_IR_OFF,
        .transceiver_cap        = IR_SIRMODE | IR_OFF,
@@ -165,6 +174,7 @@ static struct platform_device e330_tc6387xb_device = {
 static struct platform_device *e330_devices[] __initdata = {
        &e330_tc6387xb_device,
+        &e7xx_gpio_vbus,
 };
 static void __init e330_init(void)
@@ -175,7 +185,6 @@ static void __init e330_init(void)
        eseries_register_clks();
        eseries_get_tmio_gpios();
        platform_add_devices(ARRAY_AND_SIZE(e330_devices));
-        pxa_set_udc_info(&e7xx_udc_mach_info);
 }
 MACHINE_START(E330, "Toshiba e330")
@@ -214,6 +223,7 @@ static struct platform_device e350_t7l66xb_device = {
 static struct platform_device *e350_devices[] __initdata = {
        &e350_t7l66xb_device,
+        &e7xx_gpio_vbus,
 };
 static void __init e350_init(void)
@@ -224,7 +234,6 @@ static void __init e350_init(void)
        eseries_register_clks();
        eseries_get_tmio_gpios();
        platform_add_devices(ARRAY_AND_SIZE(e350_devices));
-        pxa_set_udc_info(&e7xx_udc_mach_info);
 }
 MACHINE_START(E350, "Toshiba e350")
@@ -333,6 +342,7 @@ static struct platform_device e400_t7l66xb_device = {
 static struct platform_device *e400_devices[] __initdata = {
        &e400_t7l66xb_device,
+        &e7xx_gpio_vbus,
 };
 static void __init e400_init(void)
@@ -344,9 +354,8 @@ static void __init e400_init(void)
        /* Fixme - e400 may have a switched clock */
        eseries_register_clks();
        eseries_get_tmio_gpios();
-        set_pxa_fb_info(&e400_pxafb_mach_info);
+        pxa_set_fb_info(NULL, &e400_pxafb_mach_info);
        platform_add_devices(ARRAY_AND_SIZE(e400_devices));
-        pxa_set_udc_info(&e7xx_udc_mach_info);
 }
 MACHINE_START(E400, "Toshiba e400")
@@ -519,6 +528,7 @@ static struct platform_device e740_t7l66xb_device = {
 static struct platform_device *e740_devices[] __initdata = {
        &e740_fb_device,
        &e740_t7l66xb_device,
+        &e7xx_gpio_vbus,
 };
 static void __init e740_init(void)
@@ -532,7 +542,6 @@ static void __init e740_init(void)
                        "UDCCLK", &pxa25x_device_udc.dev),
        eseries_get_tmio_gpios();
        platform_add_devices(ARRAY_AND_SIZE(e740_devices));
-        pxa_set_udc_info(&e7xx_udc_mach_info);
        pxa_set_ac97_info(NULL);
        pxa_set_ficp_info(&e7xx_ficp_platform_data);
 }
@@ -711,6 +720,7 @@ static struct platform_device e750_tc6393xb_device = {
 static struct platform_device *e750_devices[] __initdata = {
        &e750_fb_device,
        &e750_tc6393xb_device,
+        &e7xx_gpio_vbus,
 };
 static void __init e750_init(void)
@@ -723,7 +733,6 @@ static void __init e750_init(void)
                        "GPIO11_CLK", NULL),
        eseries_get_tmio_gpios();
        platform_add_devices(ARRAY_AND_SIZE(e750_devices));
-        pxa_set_udc_info(&e7xx_udc_mach_info);
        pxa_set_ac97_info(NULL);
        pxa_set_ficp_info(&e7xx_ficp_platform_data);
 }
@@ -873,12 +882,21 @@ static struct platform_device e800_fb_device = {
 /* --------------------------- UDC definitions --------------------------- */
-static struct pxa2xx_udc_mach_info e800_udc_mach_info = {
+static struct gpio_vbus_mach_info e800_udc_info = {
        .gpio_vbus   = GPIO_E800_USB_DISC,
        .gpio_pullup = GPIO_E800_USB_PULLUP,
        .gpio_pullup_inverted = 1
 };
+static struct platform_device e800_gpio_vbus = {
+        .name   = "gpio-vbus",
+        .id     = -1,
+        .dev    = {
+                .platform_data  = &e800_udc_info,
+        },
+};
 /* ----------------- e800 tc6393xb parameters ------------------ */
 static struct tc6393xb_platform_data e800_tc6393xb_info = {
@@ -907,6 +925,7 @@ static struct platform_device e800_tc6393xb_device = {
 static struct platform_device *e800_devices[] __initdata = {
        &e800_fb_device,
        &e800_tc6393xb_device,
+        &e800_gpio_vbus,
 };
 static void __init e800_init(void)
@@ -919,7 +938,6 @@ static void __init e800_init(void)
                        "GPIO11_CLK", NULL),
        eseries_get_tmio_gpios();
        platform_add_devices(ARRAY_AND_SIZE(e800_devices));
-        pxa_set_udc_info(&e800_udc_mach_info);
        pxa_set_ac97_info(NULL);
 }
diff --git a/arch/arm/mach-pxa/ezx.c b/arch/arm/mach-pxa/ezx.c
index 93f05e024313..d88aed8fbe15 100644
--- a/arch/arm/mach-pxa/ezx.c
+++ b/arch/arm/mach-pxa/ezx.c
@@ -783,7 +783,7 @@ static void __init a780_init(void)
        pxa_set_i2c_info(NULL);
-        set_pxa_fb_info(&ezx_fb_info_1);
+        pxa_set_fb_info(NULL, &ezx_fb_info_1);
        pxa_set_keypad_info(&a780_keypad_platform_data);
@@ -853,7 +853,7 @@ static void __init e680_init(void)
        pxa_set_i2c_info(NULL);
        i2c_register_board_info(0, ARRAY_AND_SIZE(e680_i2c_board_info));
-        set_pxa_fb_info(&ezx_fb_info_1);
+        pxa_set_fb_info(NULL, &ezx_fb_info_1);
        pxa_set_keypad_info(&e680_keypad_platform_data);
@@ -918,7 +918,7 @@ static void __init a1200_init(void)
        pxa_set_i2c_info(NULL);
        i2c_register_board_info(0, ARRAY_AND_SIZE(a1200_i2c_board_info));
-        set_pxa_fb_info(&ezx_fb_info_2);
+        pxa_set_fb_info(NULL, &ezx_fb_info_2);
        pxa_set_keypad_info(&a1200_keypad_platform_data);
@@ -1103,7 +1103,7 @@ static void __init a910_init(void)
        pxa_set_i2c_info(NULL);
        i2c_register_board_info(0, ARRAY_AND_SIZE(a910_i2c_board_info));
-        set_pxa_fb_info(&ezx_fb_info_2);
+        pxa_set_fb_info(NULL, &ezx_fb_info_2);
        pxa_set_keypad_info(&a910_keypad_platform_data);
@@ -1173,7 +1173,7 @@ static void __init e6_init(void)
        pxa_set_i2c_info(NULL);
        i2c_register_board_info(0, ARRAY_AND_SIZE(e6_i2c_board_info));
-        set_pxa_fb_info(&ezx_fb_info_2);
+        pxa_set_fb_info(NULL, &ezx_fb_info_2);
        pxa_set_keypad_info(&e6_keypad_platform_data);
@@ -1212,7 +1212,7 @@ static void __init e2_init(void)
        pxa_set_i2c_info(NULL);
        i2c_register_board_info(0, ARRAY_AND_SIZE(e2_i2c_board_info));
-        set_pxa_fb_info(&ezx_fb_info_2);
+        pxa_set_fb_info(NULL, &ezx_fb_info_2);
        pxa_set_keypad_info(&e2_keypad_platform_data);
diff --git a/arch/arm/mach-pxa/gumstix.c b/arch/arm/mach-pxa/gumstix.c
index 6fd319ea5284..d65e4bde9b91 100644
--- a/arch/arm/mach-pxa/gumstix.c
+++ b/arch/arm/mach-pxa/gumstix.c
@@ -26,6 +26,7 @@
 #include <linux/gpio.h>
 #include <linux/err.h>
 #include <linux/clk.h>
+#include <linux/usb/gpio_vbus.h>
 #include <asm/setup.h>
 #include <asm/memory.h>
@@ -106,14 +107,22 @@ static void __init gumstix_mmc_init(void)
 #endif
 #ifdef CONFIG_USB_GADGET_PXA25X
-static struct pxa2xx_udc_mach_info gumstix_udc_info __initdata = {
+static struct gpio_vbus_mach_info gumstix_udc_info = {
        .gpio_vbus              = GPIO_GUMSTIX_USB_GPIOn,
        .gpio_pullup            = GPIO_GUMSTIX_USB_GPIOx,
 };
+static struct platform_device gumstix_gpio_vbus = {
+        .name   = "gpio-vbus",
+        .id     = -1,
+        .dev    = {
+                .platform_data  = &gumstix_udc_info,
+        },
+};
 static void __init gumstix_udc_init(void)
 {
-        pxa_set_udc_info(&gumstix_udc_info);
+        platform_device_register(&gumstix_gpio_vbus);
 }
 #else
 static void gumstix_udc_init(void)
diff --git a/arch/arm/mach-pxa/idp.c b/arch/arm/mach-pxa/idp.c
index dd40e4a9291c..f7fb64f11a7d 100644
--- a/arch/arm/mach-pxa/idp.c
+++ b/arch/arm/mach-pxa/idp.c
@@ -167,7 +167,7 @@ static void __init idp_init(void)
        platform_device_register(&smc91x_device);
        //platform_device_register(&mst_audio_device);
-        set_pxa_fb_info(&sharp_lm8v31);
+        pxa_set_fb_info(NULL, &sharp_lm8v31);
        pxa_set_mci_info(&idp_mci_platform_data);
 }
diff --git a/arch/arm/mach-pxa/include/mach/palmz72.h b/arch/arm/mach-pxa/include/mach/palmz72.h
index 2bbcf70dd935..0d4700a79612 100644
--- a/arch/arm/mach-pxa/include/mach/palmz72.h
+++ b/arch/arm/mach-pxa/include/mach/palmz72.h
@@ -44,6 +44,11 @@
 #define GPIO_NR_PALMZ72_BT_POWER                17
 #define GPIO_NR_PALMZ72_BT_RESET                83
+/* Camera */
+#define GPIO_NR_PALMZ72_CAM_PWDN                56
+#define GPIO_NR_PALMZ72_CAM_RESET               57
+#define GPIO_NR_PALMZ72_CAM_POWER               91
 /** Initial values **/
 /* Battery */
diff --git a/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h b/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h
index e4fb4668c26e..207ecb49a61b 100644
--- a/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h
+++ b/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h
@@ -38,7 +38,7 @@
 #define PCMD(x)         __REG(0x40F50110 + ((x) << 2))
 /*
- * Slave Power Managment Unit
+ * Slave Power Management Unit
 */
 #define ASCR            __REG(0x40f40000)       /* Application Subsystem Power Status/Configuration */
 #define ARSR            __REG(0x40f40004)       /* Application Subsystem Reset Status */
diff --git a/arch/arm/mach-pxa/include/mach/pxafb.h b/arch/arm/mach-pxa/include/mach/pxafb.h
index 160ec83f51a6..01a45ac48114 100644
--- a/arch/arm/mach-pxa/include/mach/pxafb.h
+++ b/arch/arm/mach-pxa/include/mach/pxafb.h
@@ -154,8 +154,8 @@ struct pxafb_mach_info {
        void (*pxafb_lcd_power)(int, struct fb_var_screeninfo *);
        void (*smart_update)(struct fb_info *);
 };
-void set_pxa_fb_info(struct pxafb_mach_info *hard_pxa_fb_info);
-void set_pxa_fb_parent(struct device *parent_dev);
+void pxa_set_fb_info(struct device *, struct pxafb_mach_info *);
 unsigned long pxafb_get_hsync_time(struct device *dev);
 extern int pxafb_smart_queue(struct fb_info *info, uint16_t *cmds, int);
diff --git a/arch/arm/mach-pxa/include/mach/z2.h b/arch/arm/mach-pxa/include/mach/z2.h
index 8835c16bc82f..7b0f71ef3167 100644
--- a/arch/arm/mach-pxa/include/mach/z2.h
+++ b/arch/arm/mach-pxa/include/mach/z2.h
@@ -25,8 +25,7 @@
 #define GPIO98_ZIPITZ2_LID_BUTTON       98
 /* Libertas GSPI8686 WiFi */
-#define GPIO14_ZIPITZ2_WIFI_RESET       14
+#define GPIO14_ZIPITZ2_WIFI_POWER       14
-#define GPIO15_ZIPITZ2_WIFI_POWER       15
 #define GPIO24_ZIPITZ2_WIFI_CS          24
 #define GPIO36_ZIPITZ2_WIFI_IRQ         36
diff --git a/arch/arm/mach-pxa/include/mach/zeus.h b/arch/arm/mach-pxa/include/mach/zeus.h
index faa408ab7ad7..0641f31a56b7 100644
--- a/arch/arm/mach-pxa/include/mach/zeus.h
+++ b/arch/arm/mach-pxa/include/mach/zeus.h
@@ -64,7 +64,7 @@
 /*
 * CPLD registers:
- * Only 4 registers, but spreaded over a 32MB address space.
+ * Only 4 registers, but spread over a 32MB address space.
 * Be gentle, and remap that over 32kB...
 */
diff --git a/arch/arm/mach-pxa/littleton.c b/arch/arm/mach-pxa/littleton.c
index 87c1ed9ccd2f..e5e326d2cdc9 100644
--- a/arch/arm/mach-pxa/littleton.c
+++ b/arch/arm/mach-pxa/littleton.c
@@ -185,7 +185,7 @@ static struct pxafb_mach_info littleton_lcd_info = {
 static void littleton_init_lcd(void)
 {
-        set_pxa_fb_info(&littleton_lcd_info);
+        pxa_set_fb_info(NULL, &littleton_lcd_info);
 }
 #else
 static inline void littleton_init_lcd(void) {};
diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c
index 6307f70ae22a..f5de541725b1 100644
--- a/arch/arm/mach-pxa/lpd270.c
+++ b/arch/arm/mach-pxa/lpd270.c
@@ -480,7 +480,7 @@ static void __init lpd270_init(void)
        pxa_set_ac97_info(NULL);
        if (lpd270_lcd_to_use != NULL)
-                set_pxa_fb_info(lpd270_lcd_to_use);
+                pxa_set_fb_info(NULL, lpd270_lcd_to_use);
        pxa_set_ohci_info(&lpd270_ohci_platform_data);
 }
diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c
index 0fea945dd6f2..3ede978c83d9 100644
--- a/arch/arm/mach-pxa/lubbock.c
+++ b/arch/arm/mach-pxa/lubbock.c
@@ -521,7 +521,7 @@ static void __init lubbock_init(void)
        clk_add_alias("SA1111_CLK", NULL, "GPIO11_CLK", NULL);
        pxa_set_udc_info(&udc_info);
-        set_pxa_fb_info(&sharp_lm8v31);
+        pxa_set_fb_info(NULL, &sharp_lm8v31);
        pxa_set_mci_info(&lubbock_mci_platform_data);
        pxa_set_ficp_info(&lubbock_ficp_platform_data);
        pxa_set_ac97_info(NULL);
diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c
index 5535991c4a3c..a72993dde2b3 100644
--- a/arch/arm/mach-pxa/magician.c
+++ b/arch/arm/mach-pxa/magician.c
@@ -757,7 +757,7 @@ static void __init magician_init(void)
                gpio_direction_output(GPIO104_MAGICIAN_LCD_POWER_1, 0);
                gpio_direction_output(GPIO105_MAGICIAN_LCD_POWER_2, 0);
                gpio_direction_output(GPIO106_MAGICIAN_LCD_POWER_3, 0);
-                set_pxa_fb_info(lcd_select ? &samsung_info : &toppoly_info);
+                pxa_set_fb_info(NULL, lcd_select ? &samsung_info : &toppoly_info);
        } else
                pr_err("LCD detection: CPLD mapping failed\n");
 }
diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c
index 29b6e7a94e11..95163baca29e 100644
--- a/arch/arm/mach-pxa/mainstone.c
+++ b/arch/arm/mach-pxa/mainstone.c
@@ -592,7 +592,7 @@ static void __init mainstone_init(void)
        else
                mainstone_pxafb_info.modes = &toshiba_ltm035a776c_mode;
-        set_pxa_fb_info(&mainstone_pxafb_info);
+        pxa_set_fb_info(NULL, &mainstone_pxafb_info);
        mainstone_backlight_register();
        pxa_set_mci_info(&mainstone_mci_platform_data);
diff --git a/arch/arm/mach-pxa/mioa701.c b/arch/arm/mach-pxa/mioa701.c
index 78d98a8607ec..23925db8ff74 100644
--- a/arch/arm/mach-pxa/mioa701.c
+++ b/arch/arm/mach-pxa/mioa701.c
@@ -458,7 +458,7 @@ static struct platform_device strataflash = {
 /*
 * Suspend/Resume bootstrap management
 *
- * MIO A701 reboot sequence is highly ROM dependant. From the one dissassembled,
+ * MIO A701 reboot sequence is highly ROM dependent. From the one dissassembled,
 * this sequence is as follows :
 *   - disables interrupts
 *   - initialize SDRAM (self refresh RAM into active RAM)
@@ -795,7 +795,7 @@ static void __init mioa701_machine_init(void)
        pxa_set_stuart_info(NULL);
        mio_gpio_request(ARRAY_AND_SIZE(global_gpios));
        bootstrap_init();
-        set_pxa_fb_info(&mioa701_pxafb_info);
+        pxa_set_fb_info(NULL, &mioa701_pxafb_info);
        pxa_set_mci_info(&mioa701_mci_info);
        pxa_set_keypad_info(&mioa701_keypad_info);
        pxa_set_udc_info(&mioa701_udc_info);
diff --git a/arch/arm/mach-pxa/palm27x.c b/arch/arm/mach-pxa/palm27x.c
index 72adb3ae2b43..325c245c0a0d 100644
--- a/arch/arm/mach-pxa/palm27x.c
+++ b/arch/arm/mach-pxa/palm27x.c
@@ -1,8 +1,7 @@
 /*
 * Common code for Palm LD, T5, TX, Z72
 *
- * Copyright (C) 2010
+ * Copyright (C) 2010-2011 Marek Vasut <marek.vasut@gmail.com>
- * Marek Vasut <marek.vasut@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
@@ -158,7 +157,7 @@ void __init palm27x_lcd_init(int power, struct pxafb_mode_info *mode)
                palm27x_lcd_screen.pxafb_lcd_power = palm27x_lcd_ctl;
        }
-        set_pxa_fb_info(&palm27x_lcd_screen);
+        pxa_set_fb_info(NULL, &palm27x_lcd_screen);
 }
 #endif
diff --git a/arch/arm/mach-pxa/palmtc.c b/arch/arm/mach-pxa/palmtc.c
index a09a2374697b..fb06bd047272 100644
--- a/arch/arm/mach-pxa/palmtc.c
+++ b/arch/arm/mach-pxa/palmtc.c
@@ -507,7 +507,7 @@ static struct pxafb_mach_info palmtc_lcd_screen = {
 static void __init palmtc_lcd_init(void)
 {
-        set_pxa_fb_info(&palmtc_lcd_screen);
+        pxa_set_fb_info(NULL, &palmtc_lcd_screen);
 }
 #else
 static inline void palmtc_lcd_init(void) {}
diff --git a/arch/arm/mach-pxa/palmte2.c b/arch/arm/mach-pxa/palmte2.c
index 3f25014a136c..726f5b98dcd3 100644
--- a/arch/arm/mach-pxa/palmte2.c
+++ b/arch/arm/mach-pxa/palmte2.c
@@ -136,30 +136,14 @@ static struct platform_device palmte2_pxa_keys = {
 /******************************************************************************
 * Backlight
 ******************************************************************************/
+static struct gpio palmte_bl_gpios[] = {
+        { GPIO_NR_PALMTE2_BL_POWER, GPIOF_INIT_LOW, "Backlight power" },
+        { GPIO_NR_PALMTE2_LCD_POWER, GPIOF_INIT_LOW, "LCD power" },
+};
 static int palmte2_backlight_init(struct device *dev)
 {
-        int ret;
+        return gpio_request_array(ARRAY_AND_SIZE(palmte_bl_gpios));
-        ret = gpio_request(GPIO_NR_PALMTE2_BL_POWER, "BL POWER");
-        if (ret)
-                goto err;
-        ret = gpio_direction_output(GPIO_NR_PALMTE2_BL_POWER, 0);
-        if (ret)
-                goto err2;
-        ret = gpio_request(GPIO_NR_PALMTE2_LCD_POWER, "LCD POWER");
-        if (ret)
-                goto err2;
-        ret = gpio_direction_output(GPIO_NR_PALMTE2_LCD_POWER, 0);
-        if (ret)
-                goto err3;
-        return 0;
-err3:
-        gpio_free(GPIO_NR_PALMTE2_LCD_POWER);
-err2:
-        gpio_free(GPIO_NR_PALMTE2_BL_POWER);
-err:
-        return ret;
 }
 static int palmte2_backlight_notify(struct device *dev, int brightness)
@@ -171,8 +155,7 @@ static int palmte2_backlight_notify(struct device *dev, int brightness)
 static void palmte2_backlight_exit(struct device *dev)
 {
-        gpio_free(GPIO_NR_PALMTE2_BL_POWER);
+        gpio_free_array(ARRAY_AND_SIZE(palmte_bl_gpios));
-        gpio_free(GPIO_NR_PALMTE2_LCD_POWER);
 }
 static struct platform_pwm_backlight_data palmte2_backlight_data = {
@@ -363,7 +346,7 @@ static void __init palmte2_init(void)
        pxa_set_btuart_info(NULL);
        pxa_set_stuart_info(NULL);
-        set_pxa_fb_info(&palmte2_lcd_screen);
+        pxa_set_fb_info(NULL, &palmte2_lcd_screen);
        pxa_set_mci_info(&palmte2_mci_platform_data);
        palmte2_udc_init();
        pxa_set_ac97_info(&palmte2_ac97_pdata);
diff --git a/arch/arm/mach-pxa/palmz72.c b/arch/arm/mach-pxa/palmz72.c
index 3010193b081e..3b8a4f37dbbe 100644
--- a/arch/arm/mach-pxa/palmz72.c
+++ b/arch/arm/mach-pxa/palmz72.c
@@ -30,6 +30,7 @@
 #include <linux/wm97xx.h>
 #include <linux/power_supply.h>
 #include <linux/usb/gpio_vbus.h>
+#include <linux/i2c-gpio.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -47,6 +48,9 @@
 #include <mach/palm27x.h>
 #include <mach/pm.h>
+#include <mach/camera.h>
+#include <media/soc_camera.h>
 #include "generic.h"
 #include "devices.h"
@@ -103,6 +107,28 @@ static unsigned long palmz72_pin_config[] __initdata = {
        GPIO22_GPIO,    /* LCD border color */
        GPIO96_GPIO,    /* lcd power */
+        /* PXA Camera */
+        GPIO81_CIF_DD_0,
+        GPIO48_CIF_DD_5,
+        GPIO50_CIF_DD_3,
+        GPIO51_CIF_DD_2,
+        GPIO52_CIF_DD_4,
+        GPIO53_CIF_MCLK,
+        GPIO54_CIF_PCLK,
+        GPIO55_CIF_DD_1,
+        GPIO84_CIF_FV,
+        GPIO85_CIF_LV,
+        GPIO93_CIF_DD_6,
+        GPIO108_CIF_DD_7,
+        GPIO56_GPIO,    /* OV9640 Powerdown */
+        GPIO57_GPIO,    /* OV9640 Reset */
+        GPIO91_GPIO,    /* OV9640 Power */
+        /* I2C */
+        GPIO117_GPIO,   /* I2C_SCL */
+        GPIO118_GPIO,   /* I2C_SDA */
        /* Misc. */
        GPIO0_GPIO      | WAKEUP_ON_LEVEL_HIGH, /* power detect */
        GPIO88_GPIO,                            /* green led */
@@ -254,6 +280,106 @@ device_initcall(palmz72_pm_init);
 #endif
 /******************************************************************************
+ * SoC Camera
+ ******************************************************************************/
+#if defined(CONFIG_SOC_CAMERA_OV9640) || \
+        defined(CONFIG_SOC_CAMERA_OV9640_MODULE)
+static struct pxacamera_platform_data palmz72_pxacamera_platform_data = {
+        .flags          = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
+                        PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
+        .mclk_10khz     = 2600,
+};
+/* Board I2C devices. */
+static struct i2c_board_info palmz72_i2c_device[] = {
+        {
+                I2C_BOARD_INFO("ov9640", 0x30),
+        }
+};
+static int palmz72_camera_power(struct device *dev, int power)
+{
+        gpio_set_value(GPIO_NR_PALMZ72_CAM_PWDN, !power);
+        mdelay(50);
+        return 0;
+}
+static int palmz72_camera_reset(struct device *dev)
+{
+        gpio_set_value(GPIO_NR_PALMZ72_CAM_RESET, 1);
+        mdelay(50);
+        gpio_set_value(GPIO_NR_PALMZ72_CAM_RESET, 0);
+        mdelay(50);
+        return 0;
+}
+static struct soc_camera_link palmz72_iclink = {
+        .bus_id         = 0, /* Match id in pxa27x_device_camera in device.c */
+        .board_info     = &palmz72_i2c_device[0],
+        .i2c_adapter_id = 0,
+        .module_name    = "ov96xx",
+        .power          = &palmz72_camera_power,
+        .reset          = &palmz72_camera_reset,
+        .flags          = SOCAM_DATAWIDTH_8,
+};
+static struct i2c_gpio_platform_data palmz72_i2c_bus_data = {
+        .sda_pin        = 118,
+        .scl_pin        = 117,
+        .udelay         = 10,
+        .timeout        = 100,
+};
+static struct platform_device palmz72_i2c_bus_device = {
+        .name           = "i2c-gpio",
+        .id             = 0, /* we use this as a replacement for i2c-pxa */
+        .dev            = {
+                .platform_data  = &palmz72_i2c_bus_data,
+        }
+};
+static struct platform_device palmz72_camera = {
+        .name   = "soc-camera-pdrv",
+        .id     = -1,
+        .dev    = {
+                .platform_data  = &palmz72_iclink,
+        },
+};
+/* Here we request the camera GPIOs and configure them. We power up the camera
+ * module, deassert the reset pin, but put it into powerdown (low to no power
+ * consumption) mode. This allows us to later bring the module up fast. */
+static struct gpio palmz72_camera_gpios[] = {
+        { GPIO_NR_PALMZ72_CAM_POWER,    GPIOF_INIT_HIGH,"Camera DVDD" },
+        { GPIO_NR_PALMZ72_CAM_RESET,    GPIOF_INIT_LOW, "Camera RESET" },
+        { GPIO_NR_PALMZ72_CAM_PWDN,     GPIOF_INIT_LOW, "Camera PWDN" },
+};
+static inline void __init palmz72_cam_gpio_init(void)
+{
+        int ret;
+        ret = gpio_request_array(ARRAY_AND_SIZE(palmz72_camera_gpios));
+        if (!ret)
+                gpio_free_array(ARRAY_AND_SIZE(palmz72_camera_gpios));
+        else
+                printk(KERN_ERR "Camera GPIO init failed!\n");
+        return;
+}
+static void __init palmz72_camera_init(void)
+{
+        palmz72_cam_gpio_init();
+        pxa_set_camera_info(&palmz72_pxacamera_platform_data);
+        platform_device_register(&palmz72_i2c_bus_device);
+        platform_device_register(&palmz72_camera);
+}
+#else
+static inline void palmz72_camera_init(void) {}
+#endif
+/******************************************************************************
 * Machine init
 ******************************************************************************/
 static void __init palmz72_init(void)
@@ -276,6 +402,7 @@ static void __init palmz72_init(void)
        palm27x_pmic_init();
        palmz72_kpc_init();
        palmz72_leds_init();
+        palmz72_camera_init();
 }
 MACHINE_START(PALMZ72, "Palm Zire72")
diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c
index 4d0120540124..6d5b7e062124 100644
--- a/arch/arm/mach-pxa/pcm990-baseboard.c
+++ b/arch/arm/mach-pxa/pcm990-baseboard.c
@@ -515,7 +515,7 @@ void __init pcm990_baseboard_init(void)
        pcm990_init_irq();
 #ifndef CONFIG_PCM990_DISPLAY_NONE
-        set_pxa_fb_info(&pcm990_fbinfo);
+        pxa_set_fb_info(NULL, &pcm990_fbinfo);
 #endif
        platform_device_register(&pcm990_backlight_device);
diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c
index 35353af345d5..16d14fd79b4b 100644
--- a/arch/arm/mach-pxa/poodle.c
+++ b/arch/arm/mach-pxa/poodle.c
@@ -445,8 +445,7 @@ static void __init poodle_init(void)
        if (ret)
                pr_warning("poodle: Unable to register LoCoMo device\n");
-        set_pxa_fb_parent(&poodle_locomo_device.dev);
+        pxa_set_fb_info(&poodle_locomo_device.dev, &poodle_fb_info);
-        set_pxa_fb_info(&poodle_fb_info);
        pxa_set_udc_info(&udc_info);
        pxa_set_mci_info(&poodle_mci_platform_data);
        pxa_set_ficp_info(&poodle_ficp_platform_data);
diff --git a/arch/arm/mach-pxa/raumfeld.c b/arch/arm/mach-pxa/raumfeld.c
index 47094188e029..cd1861351f75 100644
--- a/arch/arm/mach-pxa/raumfeld.c
+++ b/arch/arm/mach-pxa/raumfeld.c
@@ -597,7 +597,7 @@ static void __init raumfeld_lcd_init(void)
 {
        int ret;
-        set_pxa_fb_info(&raumfeld_sharp_lcd_info);
+        pxa_set_fb_info(NULL, &raumfeld_sharp_lcd_info);
        /* Earlier devices had the backlight regulator controlled
         * via PWM, later versions use another controller for that */
diff --git a/arch/arm/mach-pxa/saar.c b/arch/arm/mach-pxa/saar.c
index eb83c89428ef..fee97a935122 100644
--- a/arch/arm/mach-pxa/saar.c
+++ b/arch/arm/mach-pxa/saar.c
@@ -473,7 +473,7 @@ static struct pxafb_mach_info saar_lcd_info = {
 static void __init saar_init_lcd(void)
 {
-        set_pxa_fb_info(&saar_lcd_info);
+        pxa_set_fb_info(NULL, &saar_lcd_info);
 }
 #else
 static inline void saar_init_lcd(void) {}
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index 38e2c0912b9a..01c576963e94 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -724,7 +724,7 @@ static struct pxafb_mach_info spitz_pxafb_info = {
 static void __init spitz_lcd_init(void)
 {
-        set_pxa_fb_info(&spitz_pxafb_info);
+        pxa_set_fb_info(NULL, &spitz_pxafb_info);
 }
 #else
 static inline void spitz_lcd_init(void) {}
diff --git a/arch/arm/mach-pxa/tavorevb.c b/arch/arm/mach-pxa/tavorevb.c
index 9cecf8366db8..53d4a472b699 100644
--- a/arch/arm/mach-pxa/tavorevb.c
+++ b/arch/arm/mach-pxa/tavorevb.c
@@ -466,7 +466,7 @@ static void __init tavorevb_init_lcd(void)
 {
        platform_device_register(&tavorevb_backlight_devices[0]);
        platform_device_register(&tavorevb_backlight_devices[1]);
-        set_pxa_fb_info(&tavorevb_lcd_info);
+        pxa_set_fb_info(NULL, &tavorevb_lcd_info);
 }
 #else
 static inline void tavorevb_init_lcd(void) {}
diff --git a/arch/arm/mach-pxa/time.c b/arch/arm/mach-pxa/time.c
index e7f64d9b4f2d..428da3ff33a5 100644
--- a/arch/arm/mach-pxa/time.c
+++ b/arch/arm/mach-pxa/time.c
@@ -100,7 +100,6 @@ pxa_osmr0_set_mode(enum clock_event_mode mode, struct clock_event_device *dev)
 static struct clock_event_device ckevt_pxa_osmr0 = {
        .name           = "osmr0",
        .features       = CLOCK_EVT_FEAT_ONESHOT,
-        .shift          = 32,
        .rating         = 200,
        .set_next_event = pxa_osmr0_set_next_event,
        .set_mode       = pxa_osmr0_set_mode,
@@ -135,8 +134,8 @@ static void __init pxa_timer_init(void)
        init_sched_clock(&cd, pxa_update_sched_clock, 32, clock_tick_rate);
-        ckevt_pxa_osmr0.mult =
+        clocksource_calc_mult_shift(&cksrc_pxa_oscr0, clock_tick_rate, 4);
-                div_sc(clock_tick_rate, NSEC_PER_SEC, ckevt_pxa_osmr0.shift);
+        clockevents_calc_mult_shift(&ckevt_pxa_osmr0, clock_tick_rate, 4);
        ckevt_pxa_osmr0.max_delta_ns =
                clockevent_delta2ns(0x7fffffff, &ckevt_pxa_osmr0);
        ckevt_pxa_osmr0.min_delta_ns =
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
index 5ad3807af334..5fa145778e7d 100644
--- a/arch/arm/mach-pxa/tosa.c
+++ b/arch/arm/mach-pxa/tosa.c
@@ -35,6 +35,7 @@
 #include <linux/spi/pxa2xx_spi.h>
 #include <linux/input/matrix_keypad.h>
 #include <linux/i2c/pxa-i2c.h>
+#include <linux/usb/gpio_vbus.h>
 #include <asm/setup.h>
 #include <asm/mach-types.h>
@@ -240,12 +241,20 @@ static struct scoop_pcmcia_config tosa_pcmcia_config = {
 /*
 * USB Device Controller
 */
-static struct pxa2xx_udc_mach_info udc_info __initdata = {
+static struct gpio_vbus_mach_info tosa_udc_info = {
        .gpio_pullup            = TOSA_GPIO_USB_PULLUP,
        .gpio_vbus              = TOSA_GPIO_USB_IN,
        .gpio_vbus_inverted     = 1,
 };
+static struct platform_device tosa_gpio_vbus = {
+        .name   = "gpio-vbus",
+        .id     = -1,
+        .dev    = {
+                .platform_data  = &tosa_udc_info,
+        },
+};
 /*
 * MMC/SD Device
 */
@@ -891,6 +900,7 @@ static struct platform_device *devices[] __initdata = {
        &tosa_bt_device,
        &sharpsl_rom_device,
        &wm9712_device,
+        &tosa_gpio_vbus,
 };
 static void tosa_poweroff(void)
@@ -937,7 +947,6 @@ static void __init tosa_init(void)
        dummy = gpiochip_reserve(TOSA_TC6393XB_GPIO_BASE, 16);
        pxa_set_mci_info(&tosa_mci_platform_data);
-        pxa_set_udc_info(&udc_info);
        pxa_set_ficp_info(&tosa_ficp_platform_data);
        pxa_set_i2c_info(NULL);
        pxa_set_ac97_info(NULL);
diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c
index 857bb2e63486..b9cfbebdfe9c 100644
--- a/arch/arm/mach-pxa/trizeps4.c
+++ b/arch/arm/mach-pxa/trizeps4.c
@@ -516,9 +516,9 @@ static void __init trizeps4_init(void)
        pxa_set_stuart_info(NULL);
        if (0)  /* dont know how to determine LCD */
-                set_pxa_fb_info(&sharp_lcd);
+                pxa_set_fb_info(NULL, &sharp_lcd);
        else
-                set_pxa_fb_info(&toshiba_lcd);
+                pxa_set_fb_info(NULL, &toshiba_lcd);
        pxa_set_mci_info(&trizeps4_mci_platform_data);
 #ifndef STATUS_LEDS_ON_STUART_PINS
diff --git a/arch/arm/mach-pxa/viper.c b/arch/arm/mach-pxa/viper.c
index aa70331c0805..b523f119e0f0 100644
--- a/arch/arm/mach-pxa/viper.c
+++ b/arch/arm/mach-pxa/viper.c
@@ -932,7 +932,7 @@ static void __init viper_init(void)
        /* Wake-up serial console */
        viper_init_serial_gpio();
-        set_pxa_fb_info(&fb_info);
+        pxa_set_fb_info(NULL, &fb_info);
        /* v1 hardware cannot use the datacs line */
        version = viper_hw_version();
diff --git a/arch/arm/mach-pxa/vpac270.c b/arch/arm/mach-pxa/vpac270.c
index e709fd459268..f71d377c8640 100644
--- a/arch/arm/mach-pxa/vpac270.c
+++ b/arch/arm/mach-pxa/vpac270.c
@@ -572,7 +572,7 @@ static void __init vpac270_lcd_init(void)
        }
        vpac270_lcd_screen.pxafb_lcd_power = vpac270_lcd_power;
-        set_pxa_fb_info(&vpac270_lcd_screen);
+        pxa_set_fb_info(NULL, &vpac270_lcd_screen);
        return;
 err2:
diff --git a/arch/arm/mach-pxa/z2.c b/arch/arm/mach-pxa/z2.c
index aaf883754ef4..fbe9e02e2f9f 100644
--- a/arch/arm/mach-pxa/z2.c
+++ b/arch/arm/mach-pxa/z2.c
@@ -91,13 +91,13 @@ static unsigned long z2_pin_config[] = {
        GPIO47_STUART_TXD,
        /* Keypad */
-        GPIO100_KP_MKIN_0       | WAKEUP_ON_LEVEL_HIGH,
+        GPIO100_KP_MKIN_0,
-        GPIO101_KP_MKIN_1       | WAKEUP_ON_LEVEL_HIGH,
+        GPIO101_KP_MKIN_1,
-        GPIO102_KP_MKIN_2       | WAKEUP_ON_LEVEL_HIGH,
+        GPIO102_KP_MKIN_2,
-        GPIO34_KP_MKIN_3        | WAKEUP_ON_LEVEL_HIGH,
+        GPIO34_KP_MKIN_3,
-        GPIO38_KP_MKIN_4        | WAKEUP_ON_LEVEL_HIGH,
+        GPIO38_KP_MKIN_4,
-        GPIO16_KP_MKIN_5        | WAKEUP_ON_LEVEL_HIGH,
+        GPIO16_KP_MKIN_5,
-        GPIO17_KP_MKIN_6        | WAKEUP_ON_LEVEL_HIGH,
+        GPIO17_KP_MKIN_6,
        GPIO103_KP_MKOUT_0,
        GPIO104_KP_MKOUT_1,
        GPIO105_KP_MKOUT_2,
@@ -138,8 +138,7 @@ static unsigned long z2_pin_config[] = {
        GPIO1_GPIO,             /* Power button */
        GPIO37_GPIO,            /* Headphone detect */
        GPIO98_GPIO,            /* Lid switch */
-        GPIO14_GPIO,            /* WiFi Reset */
+        GPIO14_GPIO,            /* WiFi Power */
-        GPIO15_GPIO,            /* WiFi Power */
        GPIO24_GPIO,            /* WiFi CS */
        GPIO36_GPIO,            /* WiFi IRQ */
        GPIO88_GPIO,            /* LCD CS */
@@ -204,7 +203,7 @@ static struct platform_pwm_backlight_data z2_backlight_data[] = {
                /* Keypad Backlight */
                .pwm_id         = 1,
                .max_brightness = 1023,
-                .dft_brightness = 512,
+                .dft_brightness = 0,
                .pwm_period_ns  = 1260320,
        },
        [1] = {
@@ -271,7 +270,7 @@ static struct pxafb_mach_info z2_lcd_screen = {
 static void __init z2_lcd_init(void)
 {
-        set_pxa_fb_info(&z2_lcd_screen);
+        pxa_set_fb_info(NULL, &z2_lcd_screen);
 }
 #else
 static inline void z2_lcd_init(void) {}
@@ -309,12 +308,12 @@ struct gpio_led z2_gpio_leds[] = {
        .active_low             = 1,
 }, {
        .name                   = "z2:green:charged",
-        .default_trigger        = "none",
+        .default_trigger        = "mmc0",
        .gpio                   = GPIO85_ZIPITZ2_LED_CHARGED,
        .active_low             = 1,
 }, {
        .name                   = "z2:amber:charging",
-        .default_trigger        = "none",
+        .default_trigger        = "Z2-charging-or-full",
        .gpio                   = GPIO83_ZIPITZ2_LED_CHARGING,
        .active_low             = 1,
 },
@@ -427,8 +426,22 @@ static inline void z2_mkp_init(void) {}
 ******************************************************************************/
 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 static struct gpio_keys_button z2_pxa_buttons[] = {
-        {KEY_POWER, GPIO1_ZIPITZ2_POWER_BUTTON, 0, "Power Button" },
+        {
-        {KEY_CLOSE, GPIO98_ZIPITZ2_LID_BUTTON, 0, "Lid Button" },
+                .code           = KEY_POWER,
+                .gpio           = GPIO1_ZIPITZ2_POWER_BUTTON,
+                .active_low     = 0,
+                .desc           = "Power Button",
+                .wakeup         = 1,
+                .type           = EV_KEY,
+        },
+        {
+                .code           = SW_LID,
+                .gpio           = GPIO98_ZIPITZ2_LID_BUTTON,
+                .active_low     = 1,
+                .desc           = "Lid Switch",
+                .wakeup         = 0,
+                .type           = EV_SW,
+        },
 };
 static struct gpio_keys_platform_data z2_pxa_keys_data = {
@@ -461,9 +474,9 @@ static struct z2_battery_info batt_chip_info = {
        .batt_I2C_addr  = 0x55,
        .batt_I2C_reg   = 2,
        .charge_gpio    = GPIO0_ZIPITZ2_AC_DETECT,
-        .min_voltage    = 2400000,
+        .min_voltage    = 3475000,
-        .max_voltage    = 3700000,
+        .max_voltage    = 4190000,
-        .batt_div       = 69,
+        .batt_div       = 59,
        .batt_mult      = 1000000,
        .batt_tech      = POWER_SUPPLY_TECHNOLOGY_LION,
        .batt_name      = "Z2",
@@ -497,26 +510,16 @@ static int z2_lbs_spi_setup(struct spi_device *spi)
 {
        int ret = 0;
-        ret = gpio_request(GPIO15_ZIPITZ2_WIFI_POWER, "WiFi Power");
+        ret = gpio_request(GPIO14_ZIPITZ2_WIFI_POWER, "WiFi Power");
        if (ret)
                goto err;
-        ret = gpio_direction_output(GPIO15_ZIPITZ2_WIFI_POWER, 1);
+        ret = gpio_direction_output(GPIO14_ZIPITZ2_WIFI_POWER, 1);
        if (ret)
                goto err2;
-        ret = gpio_request(GPIO14_ZIPITZ2_WIFI_RESET, "WiFi Reset");
+        /* Wait until card is powered on */
-        if (ret)
-                goto err2;
-        ret = gpio_direction_output(GPIO14_ZIPITZ2_WIFI_RESET, 0);
-        if (ret)
-                goto err3;
-        /* Reset the card */
        mdelay(180);
-        gpio_set_value(GPIO14_ZIPITZ2_WIFI_RESET, 1);
-        mdelay(20);
        spi->bits_per_word = 16;
        spi->mode = SPI_MODE_2,
@@ -525,22 +528,18 @@ static int z2_lbs_spi_setup(struct spi_device *spi)
        return 0;
-err3:
-        gpio_free(GPIO14_ZIPITZ2_WIFI_RESET);
 err2:
-        gpio_free(GPIO15_ZIPITZ2_WIFI_POWER);
+        gpio_free(GPIO14_ZIPITZ2_WIFI_POWER);
 err:
        return ret;
 };
 static int z2_lbs_spi_teardown(struct spi_device *spi)
 {
-        gpio_set_value(GPIO14_ZIPITZ2_WIFI_RESET, 0);
+        gpio_set_value(GPIO14_ZIPITZ2_WIFI_POWER, 0);
-        gpio_set_value(GPIO15_ZIPITZ2_WIFI_POWER, 0);
+        gpio_free(GPIO14_ZIPITZ2_WIFI_POWER);
-        gpio_free(GPIO14_ZIPITZ2_WIFI_RESET);
-        gpio_free(GPIO15_ZIPITZ2_WIFI_POWER);
-        return 0;
+        return 0;
 };
 static struct pxa2xx_spi_chip z2_lbs_chip_info = {
diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c
index 139aa7f2ed90..00363c7ac182 100644
--- a/arch/arm/mach-pxa/zeus.c
+++ b/arch/arm/mach-pxa/zeus.c
@@ -847,7 +847,7 @@ static void __init zeus_init(void)
        if (zeus_setup_fb_gpios())
                pr_err("Failed to setup fb gpios\n");
        else
-                set_pxa_fb_info(&zeus_fb_info);
+                pxa_set_fb_info(NULL, &zeus_fb_info);
        pxa_set_mci_info(&zeus_mci_platform_data);
        pxa_set_udc_info(&zeus_udc_info);
diff --git a/arch/arm/mach-pxa/zylonite.c b/arch/arm/mach-pxa/zylonite.c
index a4c784aab764..5821185f77ab 100644
--- a/arch/arm/mach-pxa/zylonite.c
+++ b/arch/arm/mach-pxa/zylonite.c
@@ -208,7 +208,7 @@ static void __init zylonite_init_lcd(void)
        platform_device_register(&zylonite_backlight_device);
        if (lcd_id & 0x20) {
-                set_pxa_fb_info(&zylonite_sharp_lcd_info);
+                pxa_set_fb_info(NULL, &zylonite_sharp_lcd_info);
                return;
        }
@@ -220,7 +220,7 @@ static void __init zylonite_init_lcd(void)
        else
                zylonite_toshiba_lcd_info.modes = &toshiba_ltm04c380k_mode;
-        set_pxa_fb_info(&zylonite_toshiba_lcd_info);
+        pxa_set_fb_info(NULL, &zylonite_toshiba_lcd_info);
 }
 #else
 static inline void zylonite_init_lcd(void) {}
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index 2ecc1d94284e..10e75faba4c9 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -348,7 +348,7 @@ static void __init gic_init_irq(void)
 #ifndef CONFIG_REALVIEW_EB_ARM11MP_REVB
                /* board GIC, secondary */
-                gic_init(1, 64, __io_address(REALVIEW_EB_GIC_DIST_BASE),
+                gic_init(1, 96, __io_address(REALVIEW_EB_GIC_DIST_BASE),
                         __io_address(REALVIEW_EB_GIC_CPU_BASE));
                gic_cascade_irq(1, IRQ_EB11MP_EB_IRQ1);
 #endif
diff --git a/arch/arm/mach-s3c2410/include/mach/dma.h b/arch/arm/mach-s3c2410/include/mach/dma.h
index cf68136cc668..b2b2a5bb275e 100644
--- a/arch/arm/mach-s3c2410/include/mach/dma.h
+++ b/arch/arm/mach-s3c2410/include/mach/dma.h
@@ -19,7 +19,7 @@
 #define MAX_DMA_TRANSFER_SIZE   0x100000 /* Data Unit is half word  */
 /* We use `virtual` dma channels to hide the fact we have only a limited
- * number of DMA channels, and not of all of them (dependant on the device)
+ * number of DMA channels, and not of all of them (dependent on the device)
 * can be attached to any DMA source. We therefore let the DMA core handle
 * the allocation of hardware channels to clients.
 */
diff --git a/arch/arm/mach-s3c2410/include/mach/regs-mem.h b/arch/arm/mach-s3c2410/include/mach/regs-mem.h
index 7f7c52947963..988a6863e54b 100644
--- a/arch/arm/mach-s3c2410/include/mach/regs-mem.h
+++ b/arch/arm/mach-s3c2410/include/mach/regs-mem.h
@@ -101,7 +101,7 @@
 #define S3C2410_BANKCON_PMC16           (0x03)
 /* bank configurations for banks 0..7, note banks
- * 6 and 7 have differnt configurations depending on
+ * 6 and 7 have different configurations depending on
 * the memory type bits */
 #define S3C2410_BANKCON_Tacp2           (0x0 << 2)
diff --git a/arch/arm/mach-s3c2410/mach-n30.c b/arch/arm/mach-s3c2410/mach-n30.c
index 66f44440d5d3..079dcaa602d3 100644
--- a/arch/arm/mach-s3c2410/mach-n30.c
+++ b/arch/arm/mach-s3c2410/mach-n30.c
@@ -252,7 +252,7 @@ static struct s3c24xx_led_platdata n30_blue_led_pdata = {
        .def_trigger    = "",
 };
-/* This is the blue LED on the device. Originaly used to indicate GPS activity
+/* This is the blue LED on the device. Originally used to indicate GPS activity
 * by flashing. */
 static struct s3c24xx_led_platdata n35_blue_led_pdata = {
        .name           = "blue_led",
diff --git a/arch/arm/mach-s3c2440/mach-mini2440.c b/arch/arm/mach-s3c2440/mach-mini2440.c
index dfedc9c9e005..dd3120df09fe 100644
--- a/arch/arm/mach-s3c2440/mach-mini2440.c
+++ b/arch/arm/mach-s3c2440/mach-mini2440.c
@@ -155,7 +155,7 @@ static struct s3c2410fb_display mini2440_lcd_cfg[] __initdata = {
         * the same timings, however, anything smaller than 1024x768
         * will only be displayed in the top left corner of a 1024x768
         * XGA output unless you add optional dip switches to the shield.
-         * Therefore timings for other resolutions have been ommited here.
+         * Therefore timings for other resolutions have been omitted here.
         */
        [2] = {
                _LCD_DECLARE(
diff --git a/arch/arm/mach-s3c64xx/dma.c b/arch/arm/mach-s3c64xx/dma.c
index c35585cf8c4f..b197171e7d03 100644
--- a/arch/arm/mach-s3c64xx/dma.c
+++ b/arch/arm/mach-s3c64xx/dma.c
@@ -315,7 +315,7 @@ int s3c2410_dma_ctrl(unsigned int channel, enum s3c2410_chan_op op)
        case S3C2410_DMAOP_FLUSH:
                return s3c64xx_dma_flush(chan);
-        /* belive PAUSE/RESUME are no-ops */
+        /* believe PAUSE/RESUME are no-ops */
        case S3C2410_DMAOP_PAUSE:
        case S3C2410_DMAOP_RESUME:
        case S3C2410_DMAOP_STARTED:
diff --git a/arch/arm/mach-s5pc100/include/mach/regs-fb.h b/arch/arm/mach-s5pc100/include/mach/regs-fb.h
index 4be4cc9abf75..07aa4d6054fe 100644
--- a/arch/arm/mach-s5pc100/include/mach/regs-fb.h
+++ b/arch/arm/mach-s5pc100/include/mach/regs-fb.h
@@ -29,7 +29,7 @@
 #define WPALCON_H                                       (0x19c)
 #define WPALCON_L                                       (0x1a0)
-/* Pallete contro for WPAL0 and WPAL1 is the same as in S3C64xx, but
+/* Palette control for WPAL0 and WPAL1 is the same as in S3C64xx, but
 * different for WPAL2-4
 */
 /* In WPALCON_L (aka WPALCON) */
diff --git a/arch/arm/mach-s5pc100/setup-sdhci.c b/arch/arm/mach-s5pc100/setup-sdhci.c
index f16946e456e9..be25879bb2ee 100644
--- a/arch/arm/mach-s5pc100/setup-sdhci.c
+++ b/arch/arm/mach-s5pc100/setup-sdhci.c
@@ -40,7 +40,7 @@ void s5pc100_setup_sdhci0_cfg_card(struct platform_device *dev,
 {
        u32 ctrl2, ctrl3;
-        /* don't need to alter anything acording to card-type */
+        /* don't need to alter anything according to card-type */
        writel(S3C64XX_SDHCI_CONTROL4_DRIVE_9mA, r + S3C64XX_SDHCI_CONTROL4);
diff --git a/arch/arm/mach-s5pv210/include/mach/gpio.h b/arch/arm/mach-s5pv210/include/mach/gpio.h
index 1f4b595534c2..a5a1e331f8ed 100644
--- a/arch/arm/mach-s5pv210/include/mach/gpio.h
+++ b/arch/arm/mach-s5pv210/include/mach/gpio.h
@@ -18,7 +18,7 @@
 #define gpio_cansleep   __gpio_cansleep
 #define gpio_to_irq     __gpio_to_irq
-/* Practically, GPIO banks upto MP03 are the configurable gpio banks */
+/* Practically, GPIO banks up to MP03 are the configurable gpio banks */
 /* GPIO bank sizes */
 #define S5PV210_GPIO_A0_NR      (8)
diff --git a/arch/arm/mach-s5pv210/setup-sdhci-gpio.c b/arch/arm/mach-s5pv210/setup-sdhci-gpio.c
index 746777d56df9..3e3ac05bb7b1 100644
--- a/arch/arm/mach-s5pv210/setup-sdhci-gpio.c
+++ b/arch/arm/mach-s5pv210/setup-sdhci-gpio.c
@@ -32,10 +32,10 @@ void s5pv210_setup_sdhci0_cfg_gpio(struct platform_device *dev, int width)
        switch (width) {
        case 8:
-                /* GPG1[3:6] special-funtion 3 */
+                /* GPG1[3:6] special-function 3 */
                s3c_gpio_cfgrange_nopull(S5PV210_GPG1(3), 4, S3C_GPIO_SFN(3));
        case 4:
-                /* GPG0[3:6] special-funtion 2 */
+                /* GPG0[3:6] special-function 2 */
                s3c_gpio_cfgrange_nopull(S5PV210_GPG0(3), 4, S3C_GPIO_SFN(2));
        default:
                break;
diff --git a/arch/arm/mach-s5pv210/setup-sdhci.c b/arch/arm/mach-s5pv210/setup-sdhci.c
index c32e202731c1..a83b6c909f6b 100644
--- a/arch/arm/mach-s5pv210/setup-sdhci.c
+++ b/arch/arm/mach-s5pv210/setup-sdhci.c
@@ -38,7 +38,7 @@ void s5pv210_setup_sdhci_cfg_card(struct platform_device *dev,
 {
        u32 ctrl2, ctrl3;
-        /* don't need to alter anything acording to card-type */
+        /* don't need to alter anything according to card-type */
        writel(S3C64XX_SDHCI_CONTROL4_DRIVE_9mA, r + S3C64XX_SDHCI_CONTROL4);
diff --git a/arch/arm/mach-sa1100/Makefile b/arch/arm/mach-sa1100/Makefile
index e697691eed28..41252d22e659 100644
--- a/arch/arm/mach-sa1100/Makefile
+++ b/arch/arm/mach-sa1100/Makefile
@@ -50,7 +50,7 @@ led-$(CONFIG_SA1100_SIMPAD)		+= leds-simpad.o
 # LEDs support
 obj-$(CONFIG_LEDS) += $(led-y)
-# Miscelaneous functions
+# Miscellaneous functions
 obj-$(CONFIG_PM)                        += pm.o sleep.o
 obj-$(CONFIG_SA1100_SSP)                += ssp.o
diff --git a/arch/arm/mach-sa1100/cpu-sa1100.c b/arch/arm/mach-sa1100/cpu-sa1100.c
index 07d4e8ba3719..aaa8acf76b7b 100644
--- a/arch/arm/mach-sa1100/cpu-sa1100.c
+++ b/arch/arm/mach-sa1100/cpu-sa1100.c
@@ -68,7 +68,7 @@
 * clock change in ROM and jump to that code from the kernel. The main
 * disadvantage is that the ROM has to be modified, which is not
 * possible on all SA-1100 platforms. Another disadvantage is that
- * jumping to ROM makes clock switching unecessary complicated.
+ * jumping to ROM makes clock switching unnecessary complicated.
 *
 * The idea behind this driver is that the memory configuration can be
 * changed while running from DRAM (even with interrupts turned on!)
diff --git a/arch/arm/mach-sa1100/include/mach/SA-1100.h b/arch/arm/mach-sa1100/include/mach/SA-1100.h
index 4f7ea012e1e5..bae8296f5dbf 100644
--- a/arch/arm/mach-sa1100/include/mach/SA-1100.h
+++ b/arch/arm/mach-sa1100/include/mach/SA-1100.h
@@ -1794,7 +1794,7 @@
                        (DDAR_DevRd + DDAR_Brst4 + DDAR_16BitDev + \
                         DDAR_Ser4SSPRc + DDAR_DevAdd (__PREG(Ser4SSDR)))
-#define DCSR_RUN        0x00000001      /* DMA RUNing                      */
+#define DCSR_RUN        0x00000001      /* DMA running                     */
 #define DCSR_IE         0x00000002      /* DMA Interrupt Enable            */
 #define DCSR_ERROR      0x00000004      /* DMA ERROR                       */
 #define DCSR_DONEA      0x00000008      /* DONE DMA transfer buffer A      */
diff --git a/arch/arm/mach-sa1100/jornada720_ssp.c b/arch/arm/mach-sa1100/jornada720_ssp.c
index 9d490c66891c..f50b00bd18a0 100644
--- a/arch/arm/mach-sa1100/jornada720_ssp.c
+++ b/arch/arm/mach-sa1100/jornada720_ssp.c
@@ -29,7 +29,7 @@ static unsigned long jornada_ssp_flags;
 /**
 * jornada_ssp_reverse - reverses input byte
 *
- * we need to reverse all data we recieve from the mcu due to its physical location
+ * we need to reverse all data we receive from the mcu due to its physical location
 * returns : 01110111 -> 11101110
 */
 u8 inline jornada_ssp_reverse(u8 byte)
@@ -179,7 +179,7 @@ static int __devinit jornada_ssp_probe(struct platform_device *dev)
 static int jornada_ssp_remove(struct platform_device *dev)
 {
-        /* Note that this doesnt actually remove the driver, since theres nothing to remove
+        /* Note that this doesn't actually remove the driver, since theres nothing to remove
         * It just makes sure everything is turned off */
        GPSR = GPIO_GPIO25;
        ssp_exit();
diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index 783b66fa95fb..1e35fa976d64 100644
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -947,7 +947,7 @@ static struct platform_device *ap4evb_devices[] __initdata = {
        &ap4evb_camera,
 };
-static int __init hdmi_init_pm_clock(void)
+static void __init hdmi_init_pm_clock(void)
 {
        struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
        int ret;
@@ -988,20 +988,15 @@ static int __init hdmi_init_pm_clock(void)
        pr_debug("PLLC2 set frequency %lu\n", rate);
        ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
-        if (ret < 0) {
+        if (ret < 0)
                pr_err("Cannot set HDMI parent: %d\n", ret);
-                goto out;
-        }
 out:
        if (!IS_ERR(hdmi_ick))
                clk_put(hdmi_ick);
-        return ret;
 }
-device_initcall(hdmi_init_pm_clock);
+static void __init fsi_init_pm_clock(void)
-static int __init fsi_init_pm_clock(void)
 {
        struct clk *fsia_ick;
        int ret;
@@ -1010,7 +1005,7 @@ static int __init fsi_init_pm_clock(void)
        if (IS_ERR(fsia_ick)) {
                ret = PTR_ERR(fsia_ick);
                pr_err("Cannot get FSI ICK: %d\n", ret);
-                return ret;
+                return;
        }
        ret = clk_set_parent(fsia_ick, &sh7372_fsiack_clk);
@@ -1018,10 +1013,7 @@ static int __init fsi_init_pm_clock(void)
                pr_err("Cannot set FSI-A parent: %d\n", ret);
        clk_put(fsia_ick);
-        return ret;
 }
-device_initcall(fsi_init_pm_clock);
 /*
 * FIXME !!
@@ -1348,6 +1340,9 @@ static void __init ap4evb_init(void)
        __raw_writel(srcr4 & ~(1 << 13), SRCR4);
        platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
+        hdmi_init_pm_clock();
+        fsi_init_pm_clock();
 }
 static void __init ap4evb_timer_init(void)
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index 8184d4d4f234..7da2ca24229d 100644
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -423,7 +423,7 @@ static struct platform_device fsi_hdmi_device = {
        .name           = "sh_fsi2_b_hdmi",
 };
-static int __init hdmi_init_pm_clock(void)
+static void __init hdmi_init_pm_clock(void)
 {
        struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
        int ret;
@@ -467,17 +467,13 @@ static int __init hdmi_init_pm_clock(void)
        pr_debug("PLLC2 set frequency %lu\n", rate);
        ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
-        if (ret < 0) {
+        if (ret < 0)
                pr_err("Cannot set HDMI parent: %d\n", ret);
-                goto out;
-        }
 out:
        if (!IS_ERR(hdmi_ick))
                clk_put(hdmi_ick);
-        return ret;
 }
-device_initcall(hdmi_init_pm_clock);
 /* USB1 (Host) */
 static void usb1_host_port_power(int port, int power)
@@ -1218,6 +1214,8 @@ static void __init mackerel_init(void)
        sh7372_add_standard_devices();
        platform_add_devices(mackerel_devices, ARRAY_SIZE(mackerel_devices));
+        hdmi_init_pm_clock();
 }
 static void __init mackerel_timer_init(void)
diff --git a/arch/arm/mach-shmobile/include/mach/mmc.h b/arch/arm/mach-shmobile/include/mach/mmc.h
index e11560a525a1..21a59db638bb 100644
--- a/arch/arm/mach-shmobile/include/mach/mmc.h
+++ b/arch/arm/mach-shmobile/include/mach/mmc.h
@@ -9,7 +9,7 @@
 #ifdef CONFIG_MACH_AP4EVB
 #include "mach/mmc-ap4eb.h"
-#elif CONFIG_MACH_MACKEREL
+#elif defined(CONFIG_MACH_MACKEREL)
 #include "mach/mmc-mackerel.h"
 #else
 #error "unsupported board."
diff --git a/arch/arm/mach-shmobile/include/mach/zboot.h b/arch/arm/mach-shmobile/include/mach/zboot.h
index 6d6a205bcf90..9320aff0a20f 100644
--- a/arch/arm/mach-shmobile/include/mach/zboot.h
+++ b/arch/arm/mach-shmobile/include/mach/zboot.h
@@ -13,7 +13,7 @@
 #ifdef CONFIG_MACH_AP4EVB
 #define MACH_TYPE       MACH_TYPE_AP4EVB
 #include "mach/head-ap4evb.txt"
-#elif CONFIG_MACH_MACKEREL
+#elif defined(CONFIG_MACH_MACKEREL)
 #define MACH_TYPE       MACH_TYPE_MACKEREL
 #include "mach/head-mackerel.txt"
 #else
diff --git a/arch/arm/mach-tegra/dma.c b/arch/arm/mach-tegra/dma.c
index e945ae28ee77..f4ef5eb317bd 100644
--- a/arch/arm/mach-tegra/dma.c
+++ b/arch/arm/mach-tegra/dma.c
@@ -223,7 +223,7 @@ int tegra_dma_dequeue_req(struct tegra_dma_channel *ch,
         *  - Change the source selector to invalid to stop the DMA from
         *    FIFO to memory.
         *  - Read the status register to know the number of pending
-         *    bytes to be transfered.
+         *    bytes to be transferred.
         *  - Finally stop or program the DMA to the next buffer in the
         *    list.
         */
@@ -244,7 +244,7 @@ int tegra_dma_dequeue_req(struct tegra_dma_channel *ch,
        if (status & STA_BUSY)
                req->bytes_transferred -= to_transfer;
-        /* In continous transfer mode, DMA only tracks the count of the
+        /* In continuous transfer mode, DMA only tracks the count of the
         * half DMA buffer. So, if the DMA already finished half the DMA
         * then add the half buffer to the completed count.
         *
diff --git a/arch/arm/mach-tegra/include/mach/dma.h b/arch/arm/mach-tegra/include/mach/dma.h
index 39011bd9a925..d0132e8031a1 100644
--- a/arch/arm/mach-tegra/include/mach/dma.h
+++ b/arch/arm/mach-tegra/include/mach/dma.h
@@ -92,11 +92,11 @@ struct tegra_dma_req {
        /*  This is a called from the DMA ISR context when the DMA is still in
         *  progress and is actively filling same buffer.
         *
-         *  In case of continous mode receive, this threshold is 1/2 the buffer
+         *  In case of continuous mode receive, this threshold is 1/2 the buffer
         *  size. In other cases, this will not even be called as there is no
         *  hardware support for it.
         *
-         * In the case of continous mode receive, if there is next req already
+         * In the case of continuous mode receive, if there is next req already
         * queued, DMA programs the HW to use that req when this req is
         * completed. If there is no "next req" queued, then DMA ISR doesn't do
         * anything before calling this callback.
diff --git a/arch/arm/mach-u300/clock.c b/arch/arm/mach-u300/clock.c
index fabcc49abe80..5535dd0a78c9 100644
--- a/arch/arm/mach-u300/clock.c
+++ b/arch/arm/mach-u300/clock.c
@@ -263,7 +263,7 @@ static void disable_i2s0_vcxo(void)
        val = readw(U300_SYSCON_VBASE + U300_SYSCON_CCR);
        val &= ~U300_SYSCON_CCR_I2S0_USE_VCXO;
        writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
-        /* Deactivate VCXO if noone else is using VCXO */
+        /* Deactivate VCXO if no one else is using VCXO */
        if (!(val & U300_SYSCON_CCR_I2S1_USE_VCXO))
                val &= ~U300_SYSCON_CCR_TURN_VCXO_ON;
        writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
@@ -283,7 +283,7 @@ static void disable_i2s1_vcxo(void)
        val = readw(U300_SYSCON_VBASE + U300_SYSCON_CCR);
        val &= ~U300_SYSCON_CCR_I2S1_USE_VCXO;
        writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
-        /* Deactivate VCXO if noone else is using VCXO */
+        /* Deactivate VCXO if no one else is using VCXO */
        if (!(val & U300_SYSCON_CCR_I2S0_USE_VCXO))
                val &= ~U300_SYSCON_CCR_TURN_VCXO_ON;
        writew(val, U300_SYSCON_VBASE + U300_SYSCON_CCR);
@@ -649,7 +649,7 @@ static unsigned long clk_round_rate_cpuclk(struct clk *clk, unsigned long rate)
 */
 long clk_round_rate(struct clk *clk, unsigned long rate)
 {
-        /* TODO: get apropriate switches for EMIFCLK, AHBCLK and MCLK */
+        /* TODO: get appropriate switches for EMIFCLK, AHBCLK and MCLK */
        /* Else default to fixed value */
        if (clk->round_rate) {
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c
index dc8746d7826e..af913741e6ec 100644
--- a/arch/arm/mach-ux500/board-mop500.c
+++ b/arch/arm/mach-ux500/board-mop500.c
@@ -52,7 +52,7 @@ static struct ab8500_gpio_platform_data ab8500_gpio_pdata = {
         * on value present in GpioSel1 to GpioSel6 and AlternatFunction
         * register. This is the array of 7 configuration settings.
         * One has to compile time decide these settings. Below is the
-         * explaination of these setting
+         * explanation of these setting
         * GpioSel1 = 0x00 => Pins GPIO1 to GPIO8 are not used as GPIO
         * GpioSel2 = 0x1E => Pins GPIO10 to GPIO13 are configured as GPIO
         * GpioSel3 = 0x80 => Pin GPIO24 is configured as GPIO
diff --git a/arch/arm/mach-ux500/include/mach/db8500-regs.h b/arch/arm/mach-ux500/include/mach/db8500-regs.h
index 0fefb34c11e4..16647b255378 100644
--- a/arch/arm/mach-ux500/include/mach/db8500-regs.h
+++ b/arch/arm/mach-ux500/include/mach/db8500-regs.h
@@ -58,7 +58,7 @@
 #define U8500_GPIO2_BASE        (U8500_PER2_BASE + 0xE000)
 #define U8500_GPIO3_BASE        (U8500_PER5_BASE + 0x1E000)
-/* per7 base addressess */
+/* per7 base addresses */
 #define U8500_CR_BASE_ED        (U8500_PER7_BASE_ED + 0x8000)
 #define U8500_MTU0_BASE_ED      (U8500_PER7_BASE_ED + 0xa000)
 #define U8500_MTU1_BASE_ED      (U8500_PER7_BASE_ED + 0xb000)
@@ -68,7 +68,7 @@
 #define U8500_UART0_BASE        (U8500_PER1_BASE + 0x0000)
 #define U8500_UART1_BASE        (U8500_PER1_BASE + 0x1000)
-/* per6 base addressess */
+/* per6 base addresses */
 #define U8500_RNG_BASE          (U8500_PER6_BASE + 0x0000)
 #define U8500_PKA_BASE          (U8500_PER6_BASE + 0x1000)
 #define U8500_PKAM_BASE         (U8500_PER6_BASE + 0x2000)
@@ -79,11 +79,11 @@
 #define U8500_CRYPTO1_BASE      (U8500_PER6_BASE + 0xb000)
 #define U8500_CLKRST6_BASE      (U8500_PER6_BASE + 0xf000)
-/* per5 base addressess */
+/* per5 base addresses */
 #define U8500_USBOTG_BASE       (U8500_PER5_BASE + 0x00000)
 #define U8500_CLKRST5_BASE      (U8500_PER5_BASE + 0x1f000)
-/* per4 base addressess */
+/* per4 base addresses */
 #define U8500_BACKUPRAM0_BASE   (U8500_PER4_BASE + 0x00000)
 #define U8500_BACKUPRAM1_BASE   (U8500_PER4_BASE + 0x01000)
 #define U8500_RTT0_BASE         (U8500_PER4_BASE + 0x02000)
@@ -106,7 +106,7 @@
 #define U8500_SDI5_BASE         (U8500_PER3_BASE + 0x8000)
 #define U8500_CLKRST3_BASE      (U8500_PER3_BASE + 0xf000)
-/* per2 base addressess */
+/* per2 base addresses */
 #define U8500_I2C3_BASE         (U8500_PER2_BASE + 0x0000)
 #define U8500_SPI2_BASE         (U8500_PER2_BASE + 0x1000)
 #define U8500_SPI1_BASE         (U8500_PER2_BASE + 0x2000)
diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c
index 96e59e3ee4f5..eb7ffa0ee8b5 100644
--- a/arch/arm/mach-versatile/core.c
+++ b/arch/arm/mach-versatile/core.c
@@ -314,7 +314,7 @@ static struct mmci_platform_data mmc0_plat_data = {
        .gpio_cd        = -1,
 };
-static struct resource chalcd_resources[] = {
+static struct resource char_lcd_resources[] = {
        {
                .start = VERSATILE_CHAR_LCD_BASE,
                .end   = (VERSATILE_CHAR_LCD_BASE + SZ_4K - 1),
diff --git a/arch/arm/mm/cache-v4wb.S b/arch/arm/mm/cache-v4wb.S
index d3644db467b7..f40c69656d8d 100644
--- a/arch/arm/mm/cache-v4wb.S
+++ b/arch/arm/mm/cache-v4wb.S
@@ -32,7 +32,7 @@
 /*
 * This is the size at which it becomes more efficient to
 * clean the whole cache, rather than using the individual
- * cache line maintainence instructions.
+ * cache line maintenance instructions.
 *
 *  Size  Clean (ticks) Dirty (ticks)
 *   4096   21  20  21    53  55  54
diff --git a/arch/arm/mm/cache-v4wt.S b/arch/arm/mm/cache-v4wt.S
index 49c2b66cf3dd..a7b276dbda11 100644
--- a/arch/arm/mm/cache-v4wt.S
+++ b/arch/arm/mm/cache-v4wt.S
@@ -34,7 +34,7 @@
 /*
 * This is the size at which it becomes more efficient to
 * clean the whole cache, rather than using the individual
- * cache line maintainence instructions.
+ * cache line maintenance instructions.
 *
 * *** This needs benchmarking
 */
diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S
index 6136e68ce953..dc18d81ef8ce 100644
--- a/arch/arm/mm/cache-v7.S
+++ b/arch/arm/mm/cache-v7.S
@@ -96,7 +96,7 @@ ENDPROC(v7_flush_dcache_all)
 *      Flush the entire cache system.
 *  The data cache flush is now achieved using atomic clean / invalidates
 *  working outwards from L1 cache. This is done using Set/Way based cache
- *  maintainance instructions.
+ *  maintenance instructions.
 *  The instruction cache can still be invalidated back to the point of
 *  unification in a single instruction.
 *
diff --git a/arch/arm/mm/proc-arm1020.S b/arch/arm/mm/proc-arm1020.S
index 226e3d8351c2..6c4e7fd6c8af 100644
--- a/arch/arm/mm/proc-arm1020.S
+++ b/arch/arm/mm/proc-arm1020.S
@@ -64,7 +64,7 @@
 /*
 * This is the size at which it becomes more efficient to
 * clean the whole cache, rather than using the individual
- * cache line maintainence instructions.
+ * cache line maintenance instructions.
 */
 #define CACHE_DLIMIT    32768
diff --git a/arch/arm/mm/proc-arm1020e.S b/arch/arm/mm/proc-arm1020e.S
index 86d9c2cf0bce..4ce947c19623 100644
--- a/arch/arm/mm/proc-arm1020e.S
+++ b/arch/arm/mm/proc-arm1020e.S
@@ -64,7 +64,7 @@
 /*
 * This is the size at which it becomes more efficient to
 * clean the whole cache, rather than using the individual
- * cache line maintainence instructions.
+ * cache line maintenance instructions.
 */
 #define CACHE_DLIMIT    32768
diff --git a/arch/arm/mm/proc-arm1022.S b/arch/arm/mm/proc-arm1022.S
index 83d3dd34f846..c8884c5413a2 100644
--- a/arch/arm/mm/proc-arm1022.S
+++ b/arch/arm/mm/proc-arm1022.S
@@ -53,7 +53,7 @@
 /*
 * This is the size at which it becomes more efficient to
 * clean the whole cache, rather than using the individual
- * cache line maintainence instructions.
+ * cache line maintenance instructions.
 */
 #define CACHE_DLIMIT    32768
diff --git a/arch/arm/mm/proc-arm1026.S b/arch/arm/mm/proc-arm1026.S
index 686043ee7281..413684660aad 100644
--- a/arch/arm/mm/proc-arm1026.S
+++ b/arch/arm/mm/proc-arm1026.S
@@ -53,7 +53,7 @@
 /*
 * This is the size at which it becomes more efficient to
 * clean the whole cache, rather than using the individual
- * cache line maintainence instructions.
+ * cache line maintenance instructions.
 */
 #define CACHE_DLIMIT    32768
diff --git a/arch/arm/mm/proc-arm720.S b/arch/arm/mm/proc-arm720.S
index 665266da143c..7a06e5964f59 100644
--- a/arch/arm/mm/proc-arm720.S
+++ b/arch/arm/mm/proc-arm720.S
@@ -63,7 +63,7 @@ ENTRY(cpu_arm720_proc_fin)
 /*
 * Function: arm720_proc_do_idle(void)
 * Params  : r0 = unused
- * Purpose : put the processer in proper idle mode
+ * Purpose : put the processor in proper idle mode
 */
 ENTRY(cpu_arm720_do_idle)
                mov     pc, lr
diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S
index 219980ec8b6e..b46eb21f05c7 100644
--- a/arch/arm/mm/proc-arm920.S
+++ b/arch/arm/mm/proc-arm920.S
@@ -53,7 +53,7 @@
 /*
 * This is the size at which it becomes more efficient to
 * clean the whole cache, rather than using the individual
- * cache line maintainence instructions.
+ * cache line maintenance instructions.
 */
 #define CACHE_DLIMIT    65536
diff --git a/arch/arm/mm/proc-arm922.S b/arch/arm/mm/proc-arm922.S
index 36154b1e792a..95ba1fc56e4d 100644
--- a/arch/arm/mm/proc-arm922.S
+++ b/arch/arm/mm/proc-arm922.S
@@ -54,7 +54,7 @@
 /*
 * This is the size at which it becomes more efficient to
 * clean the whole cache, rather than using the individual
- * cache line maintainence instructions.  (I think this should
+ * cache line maintenance instructions.  (I think this should
 * be 32768).
 */
 #define CACHE_DLIMIT    8192
diff --git a/arch/arm/mm/proc-arm925.S b/arch/arm/mm/proc-arm925.S
index 89c5e0009c4c..541e4774eea1 100644
--- a/arch/arm/mm/proc-arm925.S
+++ b/arch/arm/mm/proc-arm925.S
@@ -77,7 +77,7 @@
 /*
 * This is the size at which it becomes more efficient to
 * clean the whole cache, rather than using the individual
- * cache line maintainence instructions.
+ * cache line maintenance instructions.
 */
 #define CACHE_DLIMIT    8192
diff --git a/arch/arm/mm/proc-macros.S b/arch/arm/mm/proc-macros.S
index e32fa499194c..34261f9486b9 100644
--- a/arch/arm/mm/proc-macros.S
+++ b/arch/arm/mm/proc-macros.S
@@ -85,7 +85,7 @@
 /*
 * Sanity check the PTE configuration for the code below - which makes
- * certain assumptions about how these bits are layed out.
+ * certain assumptions about how these bits are laid out.
 */
 #ifdef CONFIG_MMU
 #if L_PTE_SHARED != PTE_EXT_SHARED
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index 832b6bdc192c..bfa0c9f611c5 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -132,7 +132,7 @@ ENTRY(cpu_v6_do_suspend)
        mrc     p15, 0, r6, c3, c0, 0   @ Domain ID
        mrc     p15, 0, r7, c2, c0, 0   @ Translation table base 0
        mrc     p15, 0, r8, c2, c0, 1   @ Translation table base 1
-        mrc     p15, 0, r9, c1, c0, 1   @ auxillary control register
+        mrc     p15, 0, r9, c1, c0, 1   @ auxiliary control register
        mrc     p15, 0, r10, c1, c0, 2  @ co-processor access control
        mrc     p15, 0, r11, c1, c0, 0  @ control register
        stmia   r0, {r4 - r11}
@@ -151,7 +151,7 @@ ENTRY(cpu_v6_do_resume)
        mcr     p15, 0, r6, c3, c0, 0   @ Domain ID
        mcr     p15, 0, r7, c2, c0, 0   @ Translation table base 0
        mcr     p15, 0, r8, c2, c0, 1   @ Translation table base 1
-        mcr     p15, 0, r9, c1, c0, 1   @ auxillary control register
+        mcr     p15, 0, r9, c1, c0, 1   @ auxiliary control register
        mcr     p15, 0, r10, c1, c0, 2  @ co-processor access control
        mcr     p15, 0, ip, c2, c0, 2   @ TTB control register
        mcr     p15, 0, ip, c7, c5, 4   @ ISB
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 262fa88a7439..c35618e42f6f 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -237,7 +237,7 @@ ENTRY(cpu_v7_do_resume)
        mcr     p15, 0, r7, c2, c0, 0   @ TTB 0
        mcr     p15, 0, r8, c2, c0, 1   @ TTB 1
        mcr     p15, 0, ip, c2, c0, 2   @ TTB control register
-        mcr     p15, 0, r10, c1, c0, 1  @ Auxillary control register
+        mcr     p15, 0, r10, c1, c0, 1  @ Auxiliary control register
        mcr     p15, 0, r11, c1, c0, 2  @ Co-processor access control
        ldr     r4, =PRRR               @ PRRR
        ldr     r5, =NMRR               @ NMRR
diff --git a/arch/arm/plat-mxc/cpufreq.c b/arch/arm/plat-mxc/cpufreq.c
index ce81481becf1..4268a2bdf145 100644
--- a/arch/arm/plat-mxc/cpufreq.c
+++ b/arch/arm/plat-mxc/cpufreq.c
@@ -13,7 +13,7 @@
 /*
 * A driver for the Freescale Semiconductor i.MXC CPUfreq module.
- * The CPUFREQ driver is for controling CPU frequency. It allows you to change
+ * The CPUFREQ driver is for controlling CPU frequency. It allows you to change
 * the CPU clock speed on the fly.
 */
diff --git a/arch/arm/plat-mxc/devices/platform-fec.c b/arch/arm/plat-mxc/devices/platform-fec.c
index 6561c9df5f0d..ccc789e21daa 100644
--- a/arch/arm/plat-mxc/devices/platform-fec.c
+++ b/arch/arm/plat-mxc/devices/platform-fec.c
@@ -53,7 +53,7 @@ struct platform_device *__init imx_add_fec(
        struct resource res[] = {
                {
                        .start = data->iobase,
-                        .end = data->iobase + SZ_4K,
+                        .end = data->iobase + SZ_4K - 1,
                        .flags = IORESOURCE_MEM,
                }, {
                        .start = data->irq,
diff --git a/arch/arm/plat-mxc/devices/platform-imxdi_rtc.c b/arch/arm/plat-mxc/devices/platform-imxdi_rtc.c
index 10653cc8d1fa..805336fdc252 100644
--- a/arch/arm/plat-mxc/devices/platform-imxdi_rtc.c
+++ b/arch/arm/plat-mxc/devices/platform-imxdi_rtc.c
@@ -27,7 +27,7 @@ struct platform_device *__init imx_add_imxdi_rtc(
        struct resource res[] = {
                {
                        .start = data->iobase,
-                        .end = data->iobase + SZ_16K,
+                        .end = data->iobase + SZ_16K - 1,
                        .flags = IORESOURCE_MEM,
                }, {
                        .start = data->irq,
diff --git a/arch/arm/plat-mxc/include/mach/audmux.h b/arch/arm/plat-mxc/include/mach/audmux.h
index 5cd6466964af..6fda788ed0e9 100644
--- a/arch/arm/plat-mxc/include/mach/audmux.h
+++ b/arch/arm/plat-mxc/include/mach/audmux.h
@@ -15,6 +15,14 @@
 #define MX31_AUDMUX_PORT5_SSI_PINS_5    4
 #define MX31_AUDMUX_PORT6_SSI_PINS_6    5
+#define MX51_AUDMUX_PORT1_SSI0          0
+#define MX51_AUDMUX_PORT2_SSI1          1
+#define MX51_AUDMUX_PORT3               2
+#define MX51_AUDMUX_PORT4               3
+#define MX51_AUDMUX_PORT5               4
+#define MX51_AUDMUX_PORT6               5
+#define MX51_AUDMUX_PORT7               6
 /* Register definitions for the i.MX21/27 Digital Audio Multiplexer */
 #define MXC_AUDMUX_V1_PCR_INMMASK(x)    ((x) & 0xff)
 #define MXC_AUDMUX_V1_PCR_INMEN         (1 << 8)
@@ -28,7 +36,7 @@
 #define MXC_AUDMUX_V1_PCR_TCLKDIR       (1 << 30)
 #define MXC_AUDMUX_V1_PCR_TFSDIR        (1 << 31)
-/* Register definitions for the i.MX25/31/35 Digital Audio Multiplexer */
+/* Register definitions for the i.MX25/31/35/51 Digital Audio Multiplexer */
 #define MXC_AUDMUX_V2_PTCR_TFSDIR       (1 << 31)
 #define MXC_AUDMUX_V2_PTCR_TFSEL(x)     (((x) & 0xf) << 27)
 #define MXC_AUDMUX_V2_PTCR_TCLKDIR      (1 << 26)
diff --git a/arch/arm/plat-mxc/include/mach/entry-macro.S b/arch/arm/plat-mxc/include/mach/entry-macro.S
index bd9bb9799141..2e49e71b1b98 100644
--- a/arch/arm/plat-mxc/include/mach/entry-macro.S
+++ b/arch/arm/plat-mxc/include/mach/entry-macro.S
@@ -33,9 +33,9 @@
        .macro  arch_ret_to_user, tmp1, tmp2
        .endm
-        @ this macro checks which interrupt occured
+        @ this macro checks which interrupt occurred
        @ and returns its number in irqnr
-        @ and returns if an interrupt occured in irqstat
+        @ and returns if an interrupt occurred in irqstat
        .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
 #ifndef CONFIG_MXC_TZIC
        @ Load offset & priority of the highest priority
diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx2x.h b/arch/arm/plat-mxc/include/mach/iomux-mx2x.h
index c4f116d214f2..7a9b20abda09 100644
--- a/arch/arm/plat-mxc/include/mach/iomux-mx2x.h
+++ b/arch/arm/plat-mxc/include/mach/iomux-mx2x.h
@@ -90,12 +90,12 @@
 #define PC31_PF_SSI3_CLK        (GPIO_PORTC | GPIO_PF | GPIO_IN | 31)
 #define PD17_PF_I2C_DATA        (GPIO_PORTD | GPIO_PF | GPIO_OUT | 17)
 #define PD18_PF_I2C_CLK         (GPIO_PORTD | GPIO_PF | GPIO_OUT | 18)
-#define PD19_PF_CSPI2_SS2       (GPIO_PORTD | GPIO_PF | 19)
+#define PD19_PF_CSPI2_SS2       (GPIO_PORTD | GPIO_PF | GPIO_OUT | 19)
-#define PD20_PF_CSPI2_SS1       (GPIO_PORTD | GPIO_PF | 20)
+#define PD20_PF_CSPI2_SS1       (GPIO_PORTD | GPIO_PF | GPIO_OUT | 20)
-#define PD21_PF_CSPI2_SS0       (GPIO_PORTD | GPIO_PF | 21)
+#define PD21_PF_CSPI2_SS0       (GPIO_PORTD | GPIO_PF | GPIO_OUT | 21)
-#define PD22_PF_CSPI2_SCLK      (GPIO_PORTD | GPIO_PF | 22)
+#define PD22_PF_CSPI2_SCLK      (GPIO_PORTD | GPIO_PF | GPIO_OUT | 22)
-#define PD23_PF_CSPI2_MISO      (GPIO_PORTD | GPIO_PF | 23)
+#define PD23_PF_CSPI2_MISO      (GPIO_PORTD | GPIO_PF | GPIO_IN | 23)
-#define PD24_PF_CSPI2_MOSI      (GPIO_PORTD | GPIO_PF | 24)
+#define PD24_PF_CSPI2_MOSI      (GPIO_PORTD | GPIO_PF | GPIO_OUT | 24)
 #define PD25_PF_CSPI1_RDY       (GPIO_PORTD | GPIO_PF | GPIO_OUT | 25)
 #define PD26_PF_CSPI1_SS2       (GPIO_PORTD | GPIO_PF | GPIO_OUT | 26)
 #define PD27_PF_CSPI1_SS1       (GPIO_PORTD | GPIO_PF | GPIO_OUT | 27)
diff --git a/arch/arm/plat-mxc/include/mach/mx50.h b/arch/arm/plat-mxc/include/mach/mx50.h
index aaec2a6e7b3a..5f2da75a47f4 100644
--- a/arch/arm/plat-mxc/include/mach/mx50.h
+++ b/arch/arm/plat-mxc/include/mach/mx50.h
@@ -282,4 +282,8 @@
 #define MX50_INT_APBHDMA_CHAN6  116
 #define MX50_INT_APBHDMA_CHAN7  117
+#if !defined(__ASSEMBLY__) && !defined(__MXC_BOOT_UNCOMPRESS)
+extern int mx50_revision(void);
+#endif
 #endif /* ifndef __MACH_MX50_H__ */
diff --git a/arch/arm/plat-mxc/include/mach/mx51.h b/arch/arm/plat-mxc/include/mach/mx51.h
index 1eb339e6c857..dede19a766ff 100644
--- a/arch/arm/plat-mxc/include/mach/mx51.h
+++ b/arch/arm/plat-mxc/include/mach/mx51.h
@@ -347,6 +347,7 @@
 #if !defined(__ASSEMBLY__) && !defined(__MXC_BOOT_UNCOMPRESS)
 extern int mx51_revision(void);
+extern void mx51_display_revision(void);
 #endif
 /* tape-out 1 defines */
diff --git a/arch/arm/plat-mxc/include/mach/mxc.h b/arch/arm/plat-mxc/include/mach/mxc.h
index 7e072637eefa..1aea818d9d31 100644
--- a/arch/arm/plat-mxc/include/mach/mxc.h
+++ b/arch/arm/plat-mxc/include/mach/mxc.h
@@ -51,6 +51,20 @@
 #define IMX_CHIP_REVISION_3_3           0x33
 #define IMX_CHIP_REVISION_UNKNOWN       0xff
+#define IMX_CHIP_REVISION_1_0_STRING            "1.0"
+#define IMX_CHIP_REVISION_1_1_STRING            "1.1"
+#define IMX_CHIP_REVISION_1_2_STRING            "1.2"
+#define IMX_CHIP_REVISION_1_3_STRING            "1.3"
+#define IMX_CHIP_REVISION_2_0_STRING            "2.0"
+#define IMX_CHIP_REVISION_2_1_STRING            "2.1"
+#define IMX_CHIP_REVISION_2_2_STRING            "2.2"
+#define IMX_CHIP_REVISION_2_3_STRING            "2.3"
+#define IMX_CHIP_REVISION_3_0_STRING            "3.0"
+#define IMX_CHIP_REVISION_3_1_STRING            "3.1"
+#define IMX_CHIP_REVISION_3_2_STRING            "3.2"
+#define IMX_CHIP_REVISION_3_3_STRING            "3.3"
+#define IMX_CHIP_REVISION_UNKNOWN_STRING        "unknown"
 #ifndef __ASSEMBLY__
 extern unsigned int __mxc_cpu_type;
 #endif
@@ -181,6 +195,15 @@ struct cpu_op {
        u32 cpu_rate;
 };
+int tzic_enable_wake(int is_idle);
+enum mxc_cpu_pwr_mode {
+        WAIT_CLOCKED,           /* wfi only */
+        WAIT_UNCLOCKED,         /* WAIT */
+        WAIT_UNCLOCKED_POWER_OFF,       /* WAIT + SRPG */
+        STOP_POWER_ON,          /* just STOP */
+        STOP_POWER_OFF,         /* STOP + SRPG */
+};
 extern struct cpu_op *(*get_cpu_op)(int *op);
 #endif
diff --git a/arch/arm/plat-mxc/include/mach/mxc_nand.h b/arch/arm/plat-mxc/include/mach/mxc_nand.h
index 04c0d060d814..6bb96ef1600b 100644
--- a/arch/arm/plat-mxc/include/mach/mxc_nand.h
+++ b/arch/arm/plat-mxc/include/mach/mxc_nand.h
@@ -24,7 +24,7 @@
 struct mxc_nand_platform_data {
        unsigned int width;     /* data bus width in bytes */
-        unsigned int hw_ecc:1;  /* 0 if supress hardware ECC */
+        unsigned int hw_ecc:1;  /* 0 if suppress hardware ECC */
        unsigned int flash_bbt:1; /* set to 1 to use a flash based bbt */
        struct mtd_partition *parts;    /* partition table */
        int nr_parts;                   /* size of parts */
diff --git a/arch/arm/plat-mxc/include/mach/system.h b/arch/arm/plat-mxc/include/mach/system.h
index 95be51bfe9a9..0417da9f710d 100644
--- a/arch/arm/plat-mxc/include/mach/system.h
+++ b/arch/arm/plat-mxc/include/mach/system.h
@@ -20,6 +20,8 @@
 #include <mach/hardware.h>
 #include <mach/common.h>
+extern void mx5_cpu_lp_set(enum mxc_cpu_pwr_mode mode);
 static inline void arch_idle(void)
 {
 #ifdef CONFIG_ARCH_MXC91231
@@ -54,7 +56,9 @@ static inline void arch_idle(void)
                        "orr %0, %0, #0x00000004\n"
                        "mcr p15, 0, %0, c1, c0, 0\n"
                        : "=r" (reg));
-        } else
+        } else if (cpu_is_mx51())
+                mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF);
+        else
                cpu_do_idle();
 }
diff --git a/arch/arm/plat-mxc/time.c b/arch/arm/plat-mxc/time.c
index 9f0c2610595e..2237ff8b434f 100644
--- a/arch/arm/plat-mxc/time.c
+++ b/arch/arm/plat-mxc/time.c
@@ -27,6 +27,7 @@
 #include <linux/clk.h>
 #include <mach/hardware.h>
+#include <asm/sched_clock.h>
 #include <asm/mach/time.h>
 #include <mach/common.h>
@@ -105,6 +106,11 @@ static void gpt_irq_acknowledge(void)
                __raw_writel(V2_TSTAT_OF1, timer_base + V2_TSTAT);
 }
+static cycle_t dummy_get_cycles(struct clocksource *cs)
+{
+        return 0;
+}
 static cycle_t mx1_2_get_cycles(struct clocksource *cs)
 {
        return __raw_readl(timer_base + MX1_2_TCN);
@@ -118,18 +124,35 @@ static cycle_t v2_get_cycles(struct clocksource *cs)
 static struct clocksource clocksource_mxc = {
        .name           = "mxc_timer1",
        .rating         = 200,
-        .read           = mx1_2_get_cycles,
+        .read           = dummy_get_cycles,
        .mask           = CLOCKSOURCE_MASK(32),
        .flags          = CLOCK_SOURCE_IS_CONTINUOUS,
 };
+static DEFINE_CLOCK_DATA(cd);
+unsigned long long notrace sched_clock(void)
+{
+        cycle_t cyc = clocksource_mxc.read(&clocksource_mxc);
+        return cyc_to_sched_clock(&cd, cyc, (u32)~0);
+}
+static void notrace mxc_update_sched_clock(void)
+{
+        cycle_t cyc = clocksource_mxc.read(&clocksource_mxc);
+        update_sched_clock(&cd, cyc, (u32)~0);
+}
 static int __init mxc_clocksource_init(struct clk *timer_clk)
 {
        unsigned int c = clk_get_rate(timer_clk);
        if (timer_is_v2())
                clocksource_mxc.read = v2_get_cycles;
+        else
+                clocksource_mxc.read = mx1_2_get_cycles;
+        init_sched_clock(&cd, mxc_update_sched_clock, 32, c);
        clocksource_register_hz(&clocksource_mxc, c);
        return 0;
diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
index 7d9f815cedec..ea28f98d5d6a 100644
--- a/arch/arm/plat-omap/devices.c
+++ b/arch/arm/plat-omap/devices.c
@@ -280,7 +280,7 @@ EXPORT_SYMBOL(omap_dsp_get_mempool_base);
 * Claiming GPIOs, and setting their direction and initial values, is the
 * responsibility of the device drivers.  So is responding to probe().
 *
- * Board-specific knowlege like creating devices or pin setup is to be
+ * Board-specific knowledge like creating devices or pin setup is to be
 * kept out of drivers as much as possible.  In particular, pin setup
 * may be handled by the boot loader, and drivers should expect it will
 * normally have been done by the time they're probed.
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index 2ec3b5d9f214..c22217c2ee5f 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -1019,7 +1019,7 @@ EXPORT_SYMBOL(omap_set_dma_callback);
 * If the channel is running the caller must disable interrupts prior calling
 * this function and process the returned value before re-enabling interrupt to
 * prevent races with the interrupt handler. Note that in continuous mode there
- * is a chance for CSSA_L register overflow inbetween the two reads resulting
+ * is a chance for CSSA_L register overflow between the two reads resulting
 * in incorrect return value.
 */
 dma_addr_t omap_get_dma_src_pos(int lch)
@@ -1046,7 +1046,7 @@ EXPORT_SYMBOL(omap_get_dma_src_pos);
 * If the channel is running the caller must disable interrupts prior calling
 * this function and process the returned value before re-enabling interrupt to
 * prevent races with the interrupt handler. Note that in continuous mode there
- * is a chance for CDSA_L register overflow inbetween the two reads resulting
+ * is a chance for CDSA_L register overflow between the two reads resulting
 * in incorrect return value.
 */
 dma_addr_t omap_get_dma_dst_pos(int lch)
diff --git a/arch/arm/plat-omap/include/plat/gpio.h b/arch/arm/plat-omap/include/plat/gpio.h
index d6f9fa0f62af..cac2e8ac6968 100644
--- a/arch/arm/plat-omap/include/plat/gpio.h
+++ b/arch/arm/plat-omap/include/plat/gpio.h
@@ -93,7 +93,7 @@ extern void omap_gpio_restore_context(void);
 /* Wrappers for "new style" GPIO calls, using the new infrastructure
 * which lets us plug in FPGA, I2C, and other implementations.
 * *
- * The original OMAP-specfic calls should eventually be removed.
+ * The original OMAP-specific calls should eventually be removed.
 */
 #include <linux/errno.h>
diff --git a/arch/arm/plat-omap/include/plat/gpmc.h b/arch/arm/plat-omap/include/plat/gpmc.h
index 12b316165037..1527929b445a 100644
--- a/arch/arm/plat-omap/include/plat/gpmc.h
+++ b/arch/arm/plat-omap/include/plat/gpmc.h
@@ -90,7 +90,7 @@ enum omap_ecc {
                /* 1-bit ecc: stored at end of spare area */
        OMAP_ECC_HAMMING_CODE_DEFAULT = 0, /* Default, s/w method */
        OMAP_ECC_HAMMING_CODE_HW, /* gpmc to detect the error */
-                /* 1-bit ecc: stored at begining of spare area as romcode */
+                /* 1-bit ecc: stored at beginning of spare area as romcode */
        OMAP_ECC_HAMMING_CODE_HW_ROMCODE, /* gpmc method & romcode layout */
 };
diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c
index d598d9fd65ac..5587acf0eb2c 100644
--- a/arch/arm/plat-omap/mcbsp.c
+++ b/arch/arm/plat-omap/mcbsp.c
@@ -1103,7 +1103,7 @@ int omap_mcbsp_pollread(unsigned int id, u16 *buf)
                /* resend */
                return -1;
        } else {
-                /* wait for recieve confirmation */
+                /* wait for receive confirmation */
                int attemps = 0;
                while (!(MCBSP_READ(mcbsp, SPCR1) & RRDY)) {
                        if (attemps++ > 1000) {
diff --git a/arch/arm/plat-pxa/include/plat/mfp.h b/arch/arm/plat-pxa/include/plat/mfp.h
index 75f656471240..89e68e07b0a8 100644
--- a/arch/arm/plat-pxa/include/plat/mfp.h
+++ b/arch/arm/plat-pxa/include/plat/mfp.h
@@ -434,7 +434,7 @@ typedef unsigned long mfp_cfg_t;
 *
 * mfp_init_addr() - accepts a table of "mfp_addr_map" structure, which
 * represents a range of MFP pins from "start" to "end", with the offset
- * begining at "offset", to define a single pin, let "end" = -1.
+ * beginning at "offset", to define a single pin, let "end" = -1.
 *
 * use
 *
diff --git a/arch/arm/plat-s3c24xx/Makefile b/arch/arm/plat-s3c24xx/Makefile
index c2064c308719..0291bd6e236e 100644
--- a/arch/arm/plat-s3c24xx/Makefile
+++ b/arch/arm/plat-s3c24xx/Makefile
@@ -23,7 +23,7 @@ obj-$(CONFIG_S3C24XX_DCLK)	+= clock-dclk.o
 obj-$(CONFIG_CPU_FREQ_S3C24XX)  += cpu-freq.o
 obj-$(CONFIG_CPU_FREQ_S3C24XX_DEBUGFS) += cpu-freq-debugfs.o
-# Architecture dependant builds
+# Architecture dependent builds
 obj-$(CONFIG_PM_SIMTEC)         += pm-simtec.o
 obj-$(CONFIG_PM)                += pm.o
diff --git a/arch/arm/plat-s3c24xx/cpu-freq.c b/arch/arm/plat-s3c24xx/cpu-freq.c
index eea75ff81d15..b3d3d0278997 100644
--- a/arch/arm/plat-s3c24xx/cpu-freq.c
+++ b/arch/arm/plat-s3c24xx/cpu-freq.c
@@ -455,7 +455,7 @@ static int s3c_cpufreq_resume(struct cpufreq_policy *policy)
        /* whilst we will be called later on, we try and re-set the
         * cpu frequencies as soon as possible so that we do not end
-         * up resuming devices and then immediatley having to re-set
+         * up resuming devices and then immediately having to re-set
         * a number of settings once these devices have restarted.
         *
         * as a note, it is expected devices are not used until they
diff --git a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c
index 6ad274e7593d..27ea852e3370 100644
--- a/arch/arm/plat-s3c24xx/dma.c
+++ b/arch/arm/plat-s3c24xx/dma.c
@@ -557,7 +557,7 @@ s3c2410_dma_lastxfer(struct s3c2410_dma_chan *chan)
                break;
        case S3C2410_DMALOAD_1LOADED_1RUNNING:
-                /* I belive in this case we do not have anything to do
+                /* I believe in this case we do not have anything to do
                 * until the next buffer comes along, and we turn off the
                 * reload */
                return;
diff --git a/arch/arm/plat-s5p/irq-gpioint.c b/arch/arm/plat-s5p/irq-gpioint.c
index 46dd078147d8..cd6d67c8382a 100644
--- a/arch/arm/plat-s5p/irq-gpioint.c
+++ b/arch/arm/plat-s5p/irq-gpioint.c
@@ -208,7 +208,7 @@ static __init int s5p_gpioint_add(struct s3c_gpio_chip *chip)
        }
        /*
-         * chained GPIO irq has been sucessfully registered, allocate new gpio
+         * chained GPIO irq has been successfully registered, allocate new gpio
         * int group and assign irq nubmers
         */
diff --git a/arch/arm/plat-samsung/include/plat/clock.h b/arch/arm/plat-samsung/include/plat/clock.h
index 9a82b8874918..983c578b8276 100644
--- a/arch/arm/plat-samsung/include/plat/clock.h
+++ b/arch/arm/plat-samsung/include/plat/clock.h
@@ -21,7 +21,7 @@ struct clk;
 * @set_parent: set the clock's parent, see clk_set_parent().
 *
 * Group the common clock implementations together so that we
- * don't have to keep setting the same fiels again. We leave
+ * don't have to keep setting the same fields again. We leave
 * enable in struct clk.
 *
 * Adding an extra layer of indirection into the process should
diff --git a/arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h b/arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h
index 5603db0b79bc..3ad8386599c3 100644
--- a/arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h
+++ b/arch/arm/plat-samsung/include/plat/gpio-cfg-helpers.h
@@ -114,7 +114,7 @@ extern unsigned s3c_gpio_getcfg_s3c24xx_a(struct s3c_gpio_chip *chip,
 * of control per GPIO, generally in the form of:
 *      0000 = Input
 *      0001 = Output
- *      others = Special functions (dependant on bank)
+ *      others = Special functions (dependent on bank)
 *
 * Note, since the code to deal with the case where there are two control
 * registers instead of one, we do not have a separate set of functions for
diff --git a/arch/arm/plat-samsung/include/plat/gpio-cfg.h b/arch/arm/plat-samsung/include/plat/gpio-cfg.h
index 5e04fa6eda74..1762dcb4cb9e 100644
--- a/arch/arm/plat-samsung/include/plat/gpio-cfg.h
+++ b/arch/arm/plat-samsung/include/plat/gpio-cfg.h
@@ -125,7 +125,7 @@ extern int s3c_gpio_cfgpin_range(unsigned int start, unsigned int nr,
 *
 * These values control the state of the weak pull-{up,down} resistors
 * available on most pins on the S3C series. Not all chips support both
- * up or down settings, and it may be dependant on the chip that is being
+ * up or down settings, and it may be dependent on the chip that is being
 * used to whether the particular mode is available.
 */
 #define S3C_GPIO_PULL_NONE      ((__force s3c_gpio_pull_t)0x00)
@@ -138,7 +138,7 @@ extern int s3c_gpio_cfgpin_range(unsigned int start, unsigned int nr,
 * @pull: The configuration for the pull resistor.
 *
 * This function sets the state of the pull-{up,down} resistor for the
- * specified pin. It will return 0 if successfull, or a negative error
+ * specified pin. It will return 0 if successful, or a negative error
 * code if the pin cannot support the requested pull setting.
 *
 * @pull is one of S3C_GPIO_PULL_NONE, S3C_GPIO_PULL_DOWN or S3C_GPIO_PULL_UP.
@@ -202,7 +202,7 @@ extern s5p_gpio_drvstr_t s5p_gpio_get_drvstr(unsigned int pin);
 * @drvstr: The new value of the driver strength
 *
 * This function sets the driver strength value for the specified pin.
- * It will return 0 if successfull, or a negative error code if the pin
+ * It will return 0 if successful, or a negative error code if the pin
 * cannot support the requested setting.
 */
 extern int s5p_gpio_set_drvstr(unsigned int pin, s5p_gpio_drvstr_t drvstr);
diff --git a/arch/arm/plat-samsung/include/plat/gpio-core.h b/arch/arm/plat-samsung/include/plat/gpio-core.h
index dac35d0a711d..8cad4cf19c3c 100644
--- a/arch/arm/plat-samsung/include/plat/gpio-core.h
+++ b/arch/arm/plat-samsung/include/plat/gpio-core.h
@@ -108,7 +108,7 @@ extern void s3c_gpiolib_add(struct s3c_gpio_chip *chip);
 * of control per GPIO, generally in the form of:
 * 0000 = Input
 * 0001 = Output
- * others = Special functions (dependant on bank)
+ * others = Special functions (dependent on bank)
 *
 * Note, since the code to deal with the case where there are two control
 * registers instead of one, we do not have a separate set of function
diff --git a/arch/arm/plat-samsung/include/plat/sdhci.h b/arch/arm/plat-samsung/include/plat/sdhci.h
index b0bdf16549d5..058e09654fe8 100644
--- a/arch/arm/plat-samsung/include/plat/sdhci.h
+++ b/arch/arm/plat-samsung/include/plat/sdhci.h
@@ -57,7 +57,7 @@ enum clk_types {
 * @cfg_gpio: Configure the GPIO for a specific card bit-width
 * @cfg_card: Configure the interface for a specific card and speed. This
 *            is necessary the controllers and/or GPIO blocks require the
- *            changing of driver-strength and other controls dependant on
+ *            changing of driver-strength and other controls dependent on
 *            the card and speed of operation.
 *
 * Initialisation data specific to either the machine or the platform
@@ -108,7 +108,7 @@ extern struct s3c_sdhci_platdata s3c_hsmmc1_def_platdata;
 extern struct s3c_sdhci_platdata s3c_hsmmc2_def_platdata;
 extern struct s3c_sdhci_platdata s3c_hsmmc3_def_platdata;
-/* Helper function availablity */
+/* Helper function availability */
 extern void s3c2416_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
 extern void s3c2416_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
diff --git a/arch/arm/plat-samsung/s3c-pl330.c b/arch/arm/plat-samsung/s3c-pl330.c
index b4ff8d74ac40..f85638c6f5ae 100644
--- a/arch/arm/plat-samsung/s3c-pl330.c
+++ b/arch/arm/plat-samsung/s3c-pl330.c
@@ -68,7 +68,7 @@ struct s3c_pl330_xfer {
 * @req: Two requests to communicate with the PL330 engine.
 * @callback_fn: Callback function to the client.
 * @rqcfg: Channel configuration for the xfers.
- * @xfer_head: Pointer to the xfer to be next excecuted.
+ * @xfer_head: Pointer to the xfer to be next executed.
 * @dmac: Pointer to the DMAC that manages this channel, NULL if the
 *      channel is available to be acquired.
 * @client: Client of this channel. NULL if the
diff --git a/arch/arm/plat-spear/include/plat/clock.h b/arch/arm/plat-spear/include/plat/clock.h
index 2ae6606930a6..fcc0d0ad4a1f 100644
--- a/arch/arm/plat-spear/include/plat/clock.h
+++ b/arch/arm/plat-spear/include/plat/clock.h
@@ -89,7 +89,7 @@ struct rate_config {
 * @sibling: node for list of clocks having same parents
 * @private_data: clock specific private data
 * @node: list to maintain clocks linearly
- * @cl: clocklook up assoicated with this clock
+ * @cl: clocklook up associated with this clock
 * @dent: object for debugfs
 */
 struct clk {