Merge branch 'omap/dt' into next/drivers

Needed for the omap timer changes.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

191 files changed, 3240 insertions, 1335 deletions

diff --git a/arch/alpha/include/asm/thread_info.h b/arch/alpha/include/asm/thread_info.h
index 4554ecbff7c..1f8c72959fb 100644
--- a/arch/alpha/include/asm/thread_info.h
+++ b/arch/alpha/include/asm/thread_info.h
@@ -7,6 +7,7 @@
 #include <asm/processor.h>
 #include <asm/types.h>
 #include <asm/hwrpb.h>
+#include <asm/sysinfo.h>
 #endif
 
 #ifndef __ASSEMBLY__
@@ -21,6 +22,7 @@ struct thread_info {
         mm_segment_t            addr_limit;     /* thread address space */
         unsigned                cpu;            /* current CPU */
         int                     preempt_count; /* 0 => preemptable, <0 => BUG */
+        unsigned int            status;         /* thread-synchronous flags */
 
         int bpt_nsaved;
         unsigned long bpt_addr[2];              /* breakpoint handling  */
@@ -63,8 +65,6 @@ register struct thread_info *__current_thread_info __asm__("$8");
  * - these are process state flags and used from assembly
  * - pending work-to-be-done flags come first and must be assigned to be
  *   within bits 0 to 7 to fit in and immediate operand.
- * - ALPHA_UAC_SHIFT below must be kept consistent with the unaligned
- *   control flags.
  *
  * TIF_SYSCALL_TRACE is known to be 0 via blbs.
  */
@@ -72,18 +72,12 @@ register struct thread_info *__current_thread_info __asm__("$8");
 #define TIF_NOTIFY_RESUME       1       /* callback before returning to user */
 #define TIF_SIGPENDING          2       /* signal pending */
 #define TIF_NEED_RESCHED        3       /* rescheduling necessary */
-#define TIF_POLLING_NRFLAG      8       /* poll_idle is polling NEED_RESCHED */
 #define TIF_DIE_IF_KERNEL       9       /* dik recursion lock */
-#define TIF_UAC_NOPRINT         10      /* ! Preserve sequence of following */
-#define TIF_UAC_NOFIX           11      /* ! flags as they match            */
-#define TIF_UAC_SIGBUS          12      /* ! userspace part of 'osf_sysinfo' */
 #define TIF_MEMDIE              13      /* is terminating due to OOM killer */
-#define TIF_RESTORE_SIGMASK     14      /* restore signal mask in do_signal */
 
 #define _TIF_SYSCALL_TRACE      (1<<TIF_SYSCALL_TRACE)
 #define _TIF_SIGPENDING         (1<<TIF_SIGPENDING)
 #define _TIF_NEED_RESCHED       (1<<TIF_NEED_RESCHED)
-#define _TIF_POLLING_NRFLAG     (1<<TIF_POLLING_NRFLAG)
 #define _TIF_NOTIFY_RESUME      (1<<TIF_NOTIFY_RESUME)
 
 /* Work to do on interrupt/exception return.  */
@@ -94,29 +88,63 @@ register struct thread_info *__current_thread_info __asm__("$8");
 #define _TIF_ALLWORK_MASK       (_TIF_WORK_MASK         \
                                  | _TIF_SYSCALL_TRACE)
 
-#define ALPHA_UAC_SHIFT         TIF_UAC_NOPRINT
-#define ALPHA_UAC_MASK          (1 << TIF_UAC_NOPRINT | 1 << TIF_UAC_NOFIX | \
-                                 1 << TIF_UAC_SIGBUS)
+#define TS_UAC_NOPRINT          0x0001  /* ! Preserve the following three */
+#define TS_UAC_NOFIX            0x0002  /* ! flags as they match          */
+#define TS_UAC_SIGBUS           0x0004  /* ! userspace part of 'osf_sysinfo' */
+#define TS_RESTORE_SIGMASK      0x0008  /* restore signal mask in do_signal() */
+#define TS_POLLING              0x0010  /* idle task polling need_resched,
+                                           skip sending interrupt */
 
-#define SET_UNALIGN_CTL(task,value)     ({                                   \
-        task_thread_info(task)->flags = ((task_thread_info(task)->flags &    \
-                ~ALPHA_UAC_MASK)                                             \
-                | (((value) << ALPHA_UAC_SHIFT)       & (1<<TIF_UAC_NOPRINT))\
-                | (((value) << (ALPHA_UAC_SHIFT + 1)) & (1<<TIF_UAC_SIGBUS)) \
-                | (((value) << (ALPHA_UAC_SHIFT - 1)) & (1<<TIF_UAC_NOFIX)));\
+#define tsk_is_polling(t) (task_thread_info(t)->status & TS_POLLING)
+
+#ifndef __ASSEMBLY__
+#define HAVE_SET_RESTORE_SIGMASK        1
+static inline void set_restore_sigmask(void)
+{
+        struct thread_info *ti = current_thread_info();
+        ti->status |= TS_RESTORE_SIGMASK;
+        WARN_ON(!test_bit(TIF_SIGPENDING, (unsigned long *)&ti->flags));
+}
+static inline void clear_restore_sigmask(void)
+{
+        current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
+}
+static inline bool test_restore_sigmask(void)
+{
+        return current_thread_info()->status & TS_RESTORE_SIGMASK;
+}
+static inline bool test_and_clear_restore_sigmask(void)
+{
+        struct thread_info *ti = current_thread_info();
+        if (!(ti->status & TS_RESTORE_SIGMASK))
+                return false;
+        ti->status &= ~TS_RESTORE_SIGMASK;
+        return true;
+}
+#endif
+
+#define SET_UNALIGN_CTL(task,value)     ({                              \
+        __u32 status = task_thread_info(task)->status & ~UAC_BITMASK;   \
+        if (value & PR_UNALIGN_NOPRINT)                                 \
+                status |= TS_UAC_NOPRINT;                               \
+        if (value & PR_UNALIGN_SIGBUS)                                  \
+                status |= TS_UAC_SIGBUS;                                \
+        if (value & 4)  /* alpha-specific */                            \
+                status |= TS_UAC_NOFIX;                                 \
+        task_thread_info(task)->status = status;                        \
         0; })
 
 #define GET_UNALIGN_CTL(task,value)     ({                              \
-        put_user((task_thread_info(task)->flags & (1 << TIF_UAC_NOPRINT))\
-                  >> ALPHA_UAC_SHIFT                                    \
-                 | (task_thread_info(task)->flags & (1 << TIF_UAC_SIGBUS))\
-                 >> (ALPHA_UAC_SHIFT + 1)                               \
-                 | (task_thread_info(task)->flags & (1 << TIF_UAC_NOFIX))\
-                 >> (ALPHA_UAC_SHIFT - 1),                              \
-                 (int __user *)(value));                                \
+        __u32 status = task_thread_info(task)->status & ~UAC_BITMASK;   \
+        __u32 res = 0;                                                  \
+        if (status & TS_UAC_NOPRINT)                                    \
+                res |= PR_UNALIGN_NOPRINT;                              \
+        if (status & TS_UAC_SIGBUS)                                     \
+                res |= PR_UNALIGN_SIGBUS;                               \
+        if (status & TS_UAC_NOFIX)                                      \
+                res |= 4;                                               \
+        put_user(res, (int __user *)(value));                           \
         })
 
-#define tsk_is_polling(t) test_tsk_thread_flag(t, TIF_POLLING_NRFLAG)
-
 #endif /* __KERNEL__ */
 #endif /* _ALPHA_THREAD_INFO_H */
diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c
index 9eb090582cf..1e6956a9060 100644
--- a/arch/alpha/kernel/osf_sys.c
+++ b/arch/alpha/kernel/osf_sys.c
@@ -793,8 +793,7 @@ SYSCALL_DEFINE5(osf_getsysinfo, unsigned long, op, void __user *, buffer,
         case GSI_UACPROC:
                 if (nbytes < sizeof(unsigned int))
                         return -EINVAL;
-                w = (current_thread_info()->flags >> ALPHA_UAC_SHIFT) &
-                        UAC_BITMASK;
+                w = current_thread_info()->status & UAC_BITMASK;
                 if (put_user(w, (unsigned int __user *)buffer))
                         return -EFAULT;
                 return 1;
@@ -904,24 +903,20 @@ SYSCALL_DEFINE5(osf_setsysinfo, unsigned long, op, void __user *, buffer,
                 break;
 
         case SSI_NVPAIRS: {
-                unsigned long v, w, i;
-                unsigned int old, new;
+                unsigned __user *p = buffer;
+                unsigned i;
                 
-                for (i = 0; i < nbytes; ++i) {
+                for (i = 0, p = buffer; i < nbytes; ++i, p += 2) {
+                        unsigned v, w, status;
 
-                        if (get_user(v, 2*i + (unsigned int __user *)buffer))
-                                return -EFAULT;
-                        if (get_user(w, 2*i + 1 + (unsigned int __user *)buffer))
+                        if (get_user(v, p) || get_user(w, p + 1))
                                 return -EFAULT;
                         switch (v) {
                         case SSIN_UACPROC:
-                        again:
-                                old = current_thread_info()->flags;
-                                new = old & ~(UAC_BITMASK << ALPHA_UAC_SHIFT);
-                                new = new | (w & UAC_BITMASK) << ALPHA_UAC_SHIFT;
-                                if (cmpxchg(&current_thread_info()->flags,
-                                            old, new) != old)
-                                        goto again;
+                                w &= UAC_BITMASK;
+                                status = current_thread_info()->status;
+                                status = (status & ~UAC_BITMASK) | w;
+                                current_thread_info()->status = status;
                                 break;
  
                         default:
diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c
index 4054e0ffe2b..51987dcf79b 100644
--- a/arch/alpha/kernel/process.c
+++ b/arch/alpha/kernel/process.c
@@ -49,7 +49,7 @@ EXPORT_SYMBOL(pm_power_off);
 void
 cpu_idle(void)
 {
-        set_thread_flag(TIF_POLLING_NRFLAG);
+        current_thread_info()->status |= TS_POLLING;
 
         while (1) {
                 /* FIXME -- EV6 and LCA45 know how to power down
diff --git a/arch/alpha/kernel/traps.c b/arch/alpha/kernel/traps.c
index 80d987c0e9a..272666d006d 100644
--- a/arch/alpha/kernel/traps.c
+++ b/arch/alpha/kernel/traps.c
@@ -780,17 +780,17 @@ do_entUnaUser(void __user * va, unsigned long opcode,
         /* Check the UAC bits to decide what the user wants us to do
            with the unaliged access.  */
 
-        if (!test_thread_flag (TIF_UAC_NOPRINT)) {
+        if (!(current_thread_info()->status & TS_UAC_NOPRINT)) {
                 if (__ratelimit(&ratelimit)) {
                         printk("%s(%d): unaligned trap at %016lx: %p %lx %ld\n",
                                current->comm, task_pid_nr(current),
                                regs->pc - 4, va, opcode, reg);
                 }
         }
-        if (test_thread_flag (TIF_UAC_SIGBUS))
+        if ((current_thread_info()->status & TS_UAC_SIGBUS))
                 goto give_sigbus;
         /* Not sure why you'd want to use this, but... */
-        if (test_thread_flag (TIF_UAC_NOFIX))
+        if ((current_thread_info()->status & TS_UAC_NOFIX))
                 return;
 
         /* Don't bother reading ds in the access check since we already
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 6207cf734b2..041cf077477 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1602,8 +1602,8 @@ config NR_CPUS
         default "4"
 
 config HOTPLUG_CPU
-        bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
-        depends on SMP && HOTPLUG && EXPERIMENTAL
+        bool "Support for hot-pluggable CPUs"
+        depends on SMP && HOTPLUG
         help
           Say Y here to experiment with turning CPUs off and on.  CPUs
           can be controlled through /sys/devices/system/cpu.
@@ -1644,8 +1644,8 @@ config HZ
         default 100
 
 config THUMB2_KERNEL
-        bool "Compile the kernel in Thumb-2 mode (EXPERIMENTAL)"
-        depends on CPU_V7 && !CPU_V6 && !CPU_V6K && EXPERIMENTAL
+        bool "Compile the kernel in Thumb-2 mode"
+        depends on CPU_V7 && !CPU_V6 && !CPU_V6K
         select AEABI
         select ARM_ASM_UNIFIED
         select ARM_UNWIND
@@ -1849,6 +1849,7 @@ config XEN_DOM0
 config XEN
         bool "Xen guest support on ARM (EXPERIMENTAL)"
         depends on EXPERIMENTAL && ARM && OF
+        depends on CPU_V7 && !CPU_V6
         help
           Say Y if you want to run Linux in a Virtual Machine on Xen on ARM.
 
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index f023e3acdfb..5f914fca911 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -21,8 +21,6 @@ endif
 OBJCOPYFLAGS    :=-O binary -R .comment -S
 GZFLAGS         :=-9
 #KBUILD_CFLAGS  +=-pipe
-# Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb:
-KBUILD_CFLAGS   +=$(call cc-option,-marm,)
 
 # Never generate .eh_frame
 KBUILD_CFLAGS   += $(call cc-option,-fno-dwarf2-cfi-asm)
@@ -105,17 +103,20 @@ endif
 ifeq ($(CONFIG_THUMB2_KERNEL),y)
 AFLAGS_AUTOIT   :=$(call as-option,-Wa$(comma)-mimplicit-it=always,-Wa$(comma)-mauto-it)
 AFLAGS_NOWARN   :=$(call as-option,-Wa$(comma)-mno-warn-deprecated,-Wa$(comma)-W)
-CFLAGS_THUMB2   :=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN)
-AFLAGS_THUMB2   :=$(CFLAGS_THUMB2) -Wa$(comma)-mthumb
+CFLAGS_ISA      :=-mthumb $(AFLAGS_AUTOIT) $(AFLAGS_NOWARN)
+AFLAGS_ISA      :=$(CFLAGS_ISA) -Wa$(comma)-mthumb
 # Work around buggy relocation from gas if requested:
 ifeq ($(CONFIG_THUMB2_AVOID_R_ARM_THM_JUMP11),y)
 CFLAGS_MODULE   +=-fno-optimize-sibling-calls
 endif
+else
+CFLAGS_ISA      :=$(call cc-option,-marm,)
+AFLAGS_ISA      :=$(CFLAGS_ISA)
 endif
 
 # Need -Uarm for gcc < 3.x
-KBUILD_CFLAGS   +=$(CFLAGS_ABI) $(CFLAGS_THUMB2) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
-KBUILD_AFLAGS   +=$(CFLAGS_ABI) $(AFLAGS_THUMB2) $(arch-y) $(tune-y) -include asm/unified.h -msoft-float
+KBUILD_CFLAGS   +=$(CFLAGS_ABI) $(CFLAGS_ISA) $(arch-y) $(tune-y) $(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) -msoft-float -Uarm
+KBUILD_AFLAGS   +=$(CFLAGS_ABI) $(AFLAGS_ISA) $(arch-y) $(tune-y) -include asm/unified.h -msoft-float
 
 CHECKFLAGS      += -D__arm__
 
diff --git a/arch/arm/boot/Makefile b/arch/arm/boot/Makefile
index 3fdab016aa5..f2aa09eb658 100644
--- a/arch/arm/boot/Makefile
+++ b/arch/arm/boot/Makefile
@@ -33,7 +33,7 @@ ifeq ($(CONFIG_XIP_KERNEL),y)
 
 $(obj)/xipImage: vmlinux FORCE
         $(call if_changed,objcopy)
-        @echo '  Kernel: $@ is ready (physical address: $(CONFIG_XIP_PHYS_ADDR))'
+        $(kecho) '  Kernel: $@ is ready (physical address: $(CONFIG_XIP_PHYS_ADDR))'
 
 $(obj)/Image $(obj)/zImage: FORCE
         @echo 'Kernel configured for XIP (CONFIG_XIP_KERNEL=y)'
@@ -48,14 +48,14 @@ $(obj)/xipImage: FORCE
 
 $(obj)/Image: vmlinux FORCE
         $(call if_changed,objcopy)
-        @echo '  Kernel: $@ is ready'
+        $(kecho) '  Kernel: $@ is ready'
 
 $(obj)/compressed/vmlinux: $(obj)/Image FORCE
         $(Q)$(MAKE) $(build)=$(obj)/compressed $@
 
 $(obj)/zImage:  $(obj)/compressed/vmlinux FORCE
         $(call if_changed,objcopy)
-        @echo '  Kernel: $@ is ready'
+        $(kecho) '  Kernel: $@ is ready'
 
 endif
 
@@ -90,7 +90,7 @@ fi
 $(obj)/uImage:  $(obj)/zImage FORCE
         @$(check_for_multiple_loadaddr)
         $(call if_changed,uimage)
-        @echo '  Image $@ is ready'
+        $(kecho) '  Image $@ is ready'
 
 $(obj)/bootp/bootp: $(obj)/zImage initrd FORCE
         $(Q)$(MAKE) $(build)=$(obj)/bootp $@
@@ -98,7 +98,7 @@ $(obj)/bootp/bootp: $(obj)/zImage initrd FORCE
 
 $(obj)/bootpImage: $(obj)/bootp/bootp FORCE
         $(call if_changed,objcopy)
-        @echo '  Kernel: $@ is ready'
+        $(kecho) '  Kernel: $@ is ready'
 
 PHONY += initrd FORCE
 initrd:
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index f37cf9fa5fa..2458b69e2be 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -63,15 +63,17 @@ dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \
         imx28-m28evk.dtb \
         imx28-tx28.dtb
 dtb-$(CONFIG_ARCH_OMAP2PLUS) += omap2420-h4.dtb \
+        omap3-beagle.dtb \
         omap3-beagle-xm.dtb \
         omap3-evm.dtb \
         omap3-tobi.dtb \
         omap4-panda.dtb \
-        omap4-pandaES.dtb \
-        omap4-var_som.dtb \
+        omap4-panda-es.dtb \
+        omap4-var-som.dtb \
         omap4-sdp.dtb \
         omap5-evm.dtb \
         am335x-evm.dtb \
+        am335x-evmsk.dtb \
         am335x-bone.dtb
 dtb-$(CONFIG_ARCH_PRIMA2) += prima2-evb.dtb
 dtb-$(CONFIG_ARCH_U8500) += snowball.dtb
diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts
index c634f87e230..2c338889df1 100644
--- a/arch/arm/boot/dts/am335x-bone.dts
+++ b/arch/arm/boot/dts/am335x-bone.dts
@@ -13,11 +13,31 @@
         model = "TI AM335x BeagleBone";
         compatible = "ti,am335x-bone", "ti,am33xx";
 
+        cpus {
+                cpu@0 {
+                        cpu0-supply = <&dcdc2_reg>;
+                };
+        };
+
         memory {
                 device_type = "memory";
                 reg = <0x80000000 0x10000000>; /* 256 MB */
         };
 
+        am33xx_pinmux: pinmux@44e10800 {
+                pinctrl-names = "default";
+                pinctrl-0 = <&user_leds_s0>;
+
+                user_leds_s0: user_leds_s0 {
+                        pinctrl-single,pins = <
+                                0x54 0x7        /* gpmc_a5.gpio1_21, OUTPUT | MODE7 */
+                                0x58 0x17       /* gpmc_a6.gpio1_22, OUTPUT_PULLUP | MODE7 */
+                                0x5c 0x7        /* gpmc_a7.gpio1_23, OUTPUT | MODE7 */
+                                0x60 0x17       /* gpmc_a8.gpio1_24, OUTPUT_PULLUP | MODE7 */
+                        >;
+                };
+        };
+
         ocp {
                 uart1: serial@44e09000 {
                         status = "okay";
@@ -33,6 +53,36 @@
 
                 };
         };
+
+        leds {
+                compatible = "gpio-leds";
+
+                led@2 {
+                        label = "beaglebone:green:heartbeat";
+                        gpios = <&gpio2 21 0>;
+                        linux,default-trigger = "heartbeat";
+                        default-state = "off";
+                };
+
+                led@3 {
+                        label = "beaglebone:green:mmc0";
+                        gpios = <&gpio2 22 0>;
+                        linux,default-trigger = "mmc0";
+                        default-state = "off";
+                };
+
+                led@4 {
+                        label = "beaglebone:green:usr2";
+                        gpios = <&gpio2 23 0>;
+                        default-state = "off";
+                };
+
+                led@5 {
+                        label = "beaglebone:green:usr3";
+                        gpios = <&gpio2 24 0>;
+                        default-state = "off";
+                };
+        };
 };
 
 /include/ "tps65217.dtsi"
diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index 185d6325a45..9f65f17ebdf 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -13,11 +13,39 @@
         model = "TI AM335x EVM";
         compatible = "ti,am335x-evm", "ti,am33xx";
 
+        cpus {
+                cpu@0 {
+                        cpu0-supply = <&vdd1_reg>;
+                };
+        };
+
         memory {
                 device_type = "memory";
                 reg = <0x80000000 0x10000000>; /* 256 MB */
         };
 
+        am33xx_pinmux: pinmux@44e10800 {
+                pinctrl-names = "default";
+                pinctrl-0 = <&matrix_keypad_s0 &volume_keys_s0>;
+
+                matrix_keypad_s0: matrix_keypad_s0 {
+                        pinctrl-single,pins = <
+                                0x54 0x7        /* gpmc_a5.gpio1_21, OUTPUT | MODE7 */
+                                0x58 0x7        /* gpmc_a6.gpio1_22, OUTPUT | MODE7 */
+                                0x64 0x27       /* gpmc_a9.gpio1_25, INPUT | MODE7 */
+                                0x68 0x27       /* gpmc_a10.gpio1_26, INPUT | MODE7 */
+                                0x6c 0x27       /* gpmc_a11.gpio1_27, INPUT | MODE7 */
+                        >;
+                };
+
+                volume_keys_s0: volume_keys_s0 {
+                        pinctrl-single,pins = <
+                                0x150 0x27      /* spi0_sclk.gpio0_2, INPUT | MODE7 */
+                                0x154 0x27      /* spi0_d0.gpio0_3, INPUT | MODE7 */
+                        >;
+                };
+        };
+
         ocp {
                 uart1: serial@44e09000 {
                         status = "okay";
@@ -31,6 +59,49 @@
                                 reg = <0x2d>;
                         };
                 };
+
+                i2c2: i2c@4802a000 {
+                        status = "okay";
+                        clock-frequency = <100000>;
+
+                        lis331dlh: lis331dlh@18 {
+                                compatible = "st,lis331dlh", "st,lis3lv02d";
+                                reg = <0x18>;
+                                Vdd-supply = <&lis3_reg>;
+                                Vdd_IO-supply = <&lis3_reg>;
+
+                                st,click-single-x;
+                                st,click-single-y;
+                                st,click-single-z;
+                                st,click-thresh-x = <10>;
+                                st,click-thresh-y = <10>;
+                                st,click-thresh-z = <10>;
+                                st,irq1-click;
+                                st,irq2-click;
+                                st,wakeup-x-lo;
+                                st,wakeup-x-hi;
+                                st,wakeup-y-lo;
+                                st,wakeup-y-hi;
+                                st,wakeup-z-lo;
+                                st,wakeup-z-hi;
+                                st,min-limit-x = <120>;
+                                st,min-limit-y = <120>;
+                                st,min-limit-z = <140>;
+                                st,max-limit-x = <550>;
+                                st,max-limit-y = <550>;
+                                st,max-limit-z = <750>;
+                        };
+
+                        tsl2550: tsl2550@39 {
+                                compatible = "taos,tsl2550";
+                                reg = <0x39>;
+                        };
+
+                        tmp275: tmp275@48 {
+                                compatible = "ti,tmp275";
+                                reg = <0x48>;
+                        };
+                };
         };
 
         vbat: fixedregulator@0 {
@@ -40,6 +111,53 @@
                 regulator-max-microvolt = <5000000>;
                 regulator-boot-on;
         };
+
+        lis3_reg: fixedregulator@1 {
+                compatible = "regulator-fixed";
+                regulator-name = "lis3_reg";
+                regulator-boot-on;
+        };
+
+        matrix_keypad: matrix_keypad@0 {
+                compatible = "gpio-matrix-keypad";
+                debounce-delay-ms = <5>;
+                col-scan-delay-us = <2>;
+
+                row-gpios = <&gpio2 25 0        /* Bank1, pin25 */
+                             &gpio2 26 0        /* Bank1, pin26 */
+                             &gpio2 27 0>;      /* Bank1, pin27 */
+
+                col-gpios = <&gpio2 21 0        /* Bank1, pin21 */
+                             &gpio2 22 0>;      /* Bank1, pin22 */
+
+                linux,keymap = <0x0000008b      /* MENU */
+                                0x0100009e      /* BACK */
+                                0x02000069      /* LEFT */
+                                0x0001006a      /* RIGHT */
+                                0x0101001c      /* ENTER */
+                                0x0201006c>;    /* DOWN */
+        };
+
+        gpio_keys: volume_keys@0 {
+                compatible = "gpio-keys";
+                #address-cells = <1>;
+                #size-cells = <0>;
+                autorepeat;
+
+                switch@9 {
+                        label = "volume-up";
+                        linux,code = <115>;
+                        gpios = <&gpio1 2 1>;
+                        gpio-key,wakeup;
+                };
+
+                switch@10 {
+                        label = "volume-down";
+                        linux,code = <114>;
+                        gpios = <&gpio1 3 1>;
+                        gpio-key,wakeup;
+                };
+        };
 };
 
 /include/ "tps65910.dtsi"
diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts
new file mode 100644
index 00000000000..f5a6162a4ff
--- /dev/null
+++ b/arch/arm/boot/dts/am335x-evmsk.dts
@@ -0,0 +1,250 @@
+/*
+ * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.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
+ * published by the Free Software Foundation.
+ */
+
+/*
+ * AM335x Starter Kit
+ * http://www.ti.com/tool/tmdssk3358
+ */
+
+/dts-v1/;
+
+/include/ "am33xx.dtsi"
+
+/ {
+        model = "TI AM335x EVM-SK";
+        compatible = "ti,am335x-evmsk", "ti,am33xx";
+
+        cpus {
+                cpu@0 {
+                        cpu0-supply = <&vdd1_reg>;
+                };
+        };
+
+        memory {
+                device_type = "memory";
+                reg = <0x80000000 0x10000000>; /* 256 MB */
+        };
+
+        am33xx_pinmux: pinmux@44e10800 {
+                pinctrl-names = "default";
+                pinctrl-0 = <&user_leds_s0 &gpio_keys_s0>;
+
+                user_leds_s0: user_leds_s0 {
+                        pinctrl-single,pins = <
+                                0x10 0x7        /* gpmc_ad4.gpio1_4, OUTPUT | MODE7 */
+                                0x14 0x7        /* gpmc_ad5.gpio1_5, OUTPUT | MODE7 */
+                                0x18 0x7        /* gpmc_ad6.gpio1_6, OUTPUT | MODE7 */
+                                0x1c 0x7        /* gpmc_ad7.gpio1_7, OUTPUT | MODE7 */
+                        >;
+                };
+
+                gpio_keys_s0: gpio_keys_s0 {
+                        pinctrl-single,pins = <
+                                0x94 0x27       /* gpmc_oen_ren.gpio2_3, INPUT | MODE7 */
+                                0x90 0x27       /* gpmc_advn_ale.gpio2_2, INPUT | MODE7 */
+                                0x70 0x27       /* gpmc_wait0.gpio0_30, INPUT | MODE7 */
+                                0x9c 0x27       /* gpmc_ben0_cle.gpio2_5, INPUT | MODE7 */
+                        >;
+                };
+        };
+
+        ocp {
+                uart1: serial@44e09000 {
+                        status = "okay";
+                };
+
+                i2c1: i2c@44e0b000 {
+                        status = "okay";
+                        clock-frequency = <400000>;
+
+                        tps: tps@2d {
+                                reg = <0x2d>;
+                        };
+
+                        lis331dlh: lis331dlh@18 {
+                                compatible = "st,lis331dlh", "st,lis3lv02d";
+                                reg = <0x18>;
+                                Vdd-supply = <&lis3_reg>;
+                                Vdd_IO-supply = <&lis3_reg>;
+
+                                st,click-single-x;
+                                st,click-single-y;
+                                st,click-single-z;
+                                st,click-thresh-x = <10>;
+                                st,click-thresh-y = <10>;
+                                st,click-thresh-z = <10>;
+                                st,irq1-click;
+                                st,irq2-click;
+                                st,wakeup-x-lo;
+                                st,wakeup-x-hi;
+                                st,wakeup-y-lo;
+                                st,wakeup-y-hi;
+                                st,wakeup-z-lo;
+                                st,wakeup-z-hi;
+                                st,min-limit-x = <120>;
+                                st,min-limit-y = <120>;
+                                st,min-limit-z = <140>;
+                                st,max-limit-x = <550>;
+                                st,max-limit-y = <550>;
+                                st,max-limit-z = <750>;
+                        };
+                };
+        };
+
+        vbat: fixedregulator@0 {
+                compatible = "regulator-fixed";
+                regulator-name = "vbat";
+                regulator-min-microvolt = <5000000>;
+                regulator-max-microvolt = <5000000>;
+                regulator-boot-on;
+        };
+
+        lis3_reg: fixedregulator@1 {
+                compatible = "regulator-fixed";
+                regulator-name = "lis3_reg";
+                regulator-boot-on;
+        };
+
+        leds {
+                compatible = "gpio-leds";
+
+                led@1 {
+                        label = "evmsk:green:usr0";
+                        gpios = <&gpio2 4 0>;
+                        default-state = "off";
+                };
+
+                led@2 {
+                        label = "evmsk:green:usr1";
+                        gpios = <&gpio2 5 0>;
+                        default-state = "off";
+                };
+
+                led@3 {
+                        label = "evmsk:green:mmc0";
+                        gpios = <&gpio2 6 0>;
+                        linux,default-trigger = "mmc0";
+                        default-state = "off";
+                };
+
+                led@4 {
+                        label = "evmsk:green:heartbeat";
+                        gpios = <&gpio2 7 0>;
+                        linux,default-trigger = "heartbeat";
+                        default-state = "off";
+                };
+        };
+
+        gpio_buttons: gpio_buttons@0 {
+                compatible = "gpio-keys";
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                switch@1 {
+                        label = "button0";
+                        linux,code = <0x100>;
+                        gpios = <&gpio3 3 0>;
+                };
+
+                switch@2 {
+                        label = "button1";
+                        linux,code = <0x101>;
+                        gpios = <&gpio3 2 0>;
+                };
+
+                switch@3 {
+                        label = "button2";
+                        linux,code = <0x102>;
+                        gpios = <&gpio1 30 0>;
+                        gpio-key,wakeup;
+                };
+
+                switch@4 {
+                        label = "button3";
+                        linux,code = <0x103>;
+                        gpios = <&gpio3 5 0>;
+                };
+        };
+};
+
+/include/ "tps65910.dtsi"
+
+&tps {
+        vcc1-supply = <&vbat>;
+        vcc2-supply = <&vbat>;
+        vcc3-supply = <&vbat>;
+        vcc4-supply = <&vbat>;
+        vcc5-supply = <&vbat>;
+        vcc6-supply = <&vbat>;
+        vcc7-supply = <&vbat>;
+        vccio-supply = <&vbat>;
+
+        regulators {
+                vrtc_reg: regulator@0 {
+                        regulator-always-on;
+                };
+
+                vio_reg: regulator@1 {
+                        regulator-always-on;
+                };
+
+                vdd1_reg: regulator@2 {
+                        /* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
+                        regulator-name = "vdd_mpu";
+                        regulator-min-microvolt = <912500>;
+                        regulator-max-microvolt = <1312500>;
+                        regulator-boot-on;
+                        regulator-always-on;
+                };
+
+                vdd2_reg: regulator@3 {
+                        /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
+                        regulator-name = "vdd_core";
+                        regulator-min-microvolt = <912500>;
+                        regulator-max-microvolt = <1150000>;
+                        regulator-boot-on;
+                        regulator-always-on;
+                };
+
+                vdd3_reg: regulator@4 {
+                        regulator-always-on;
+                };
+
+                vdig1_reg: regulator@5 {
+                        regulator-always-on;
+                };
+
+                vdig2_reg: regulator@6 {
+                        regulator-always-on;
+                };
+
+                vpll_reg: regulator@7 {
+                        regulator-always-on;
+                };
+
+                vdac_reg: regulator@8 {
+                        regulator-always-on;
+                };
+
+                vaux1_reg: regulator@9 {
+                        regulator-always-on;
+                };
+
+                vaux2_reg: regulator@10 {
+                        regulator-always-on;
+                };
+
+                vaux33_reg: regulator@11 {
+                        regulator-always-on;
+                };
+
+                vmmc_reg: regulator@12 {
+                        regulator-always-on;
+                };
+        };
+};
diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index bb31bff0199..20a3f29a6bf 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -12,6 +12,7 @@
 
 / {
         compatible = "ti,am33xx";
+        interrupt-parent = <&intc>;
 
         aliases {
                 serial0 = &uart1;
@@ -25,6 +26,21 @@
         cpus {
                 cpu@0 {
                         compatible = "arm,cortex-a8";
+
+                        /*
+                         * To consider voltage drop between PMIC and SoC,
+                         * tolerance value is reduced to 2% from 4% and
+                         * voltage value is increased as a precaution.
+                         */
+                        operating-points = <
+                                /* kHz    uV */
+                                720000  1285000
+                                600000  1225000
+                                500000  1125000
+                                275000  1125000
+                        >;
+                        voltage-tolerance = <2>; /* 2 percentage */
+                        clock-latency = <300000>; /* From omap-cpufreq driver */
                 };
         };
 
@@ -40,6 +56,15 @@
                 };
         };
 
+        am33xx_pinmux: pinmux@44e10800 {
+                compatible = "pinctrl-single";
+                reg = <0x44e10800 0x0238>;
+                #address-cells = <1>;
+                #size-cells = <0>;
+                pinctrl-single,register-width = <32>;
+                pinctrl-single,function-mask = <0x7f>;
+        };
+
         /*
          * XXX: Use a flat representation of the AM33XX interconnect.
          * The real AM33XX interconnect network is quite complex.Since
@@ -70,7 +95,6 @@
                         interrupt-controller;
                         #interrupt-cells = <1>;
                         reg = <0x44e07000 0x1000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <96>;
                 };
 
@@ -82,7 +106,6 @@
                         interrupt-controller;
                         #interrupt-cells = <1>;
                         reg = <0x4804c000 0x1000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <98>;
                 };
 
@@ -94,7 +117,6 @@
                         interrupt-controller;
                         #interrupt-cells = <1>;
                         reg = <0x481ac000 0x1000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <32>;
                 };
 
@@ -106,7 +128,6 @@
                         interrupt-controller;
                         #interrupt-cells = <1>;
                         reg = <0x481ae000 0x1000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <62>;
                 };
 
@@ -115,7 +136,6 @@
                         ti,hwmods = "uart1";
                         clock-frequency = <48000000>;
                         reg = <0x44e09000 0x2000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <72>;
                         status = "disabled";
                 };
@@ -125,7 +145,6 @@
                         ti,hwmods = "uart2";
                         clock-frequency = <48000000>;
                         reg = <0x48022000 0x2000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <73>;
                         status = "disabled";
                 };
@@ -135,7 +154,6 @@
                         ti,hwmods = "uart3";
                         clock-frequency = <48000000>;
                         reg = <0x48024000 0x2000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <74>;
                         status = "disabled";
                 };
@@ -145,7 +163,6 @@
                         ti,hwmods = "uart4";
                         clock-frequency = <48000000>;
                         reg = <0x481a6000 0x2000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <44>;
                         status = "disabled";
                 };
@@ -155,7 +172,6 @@
                         ti,hwmods = "uart5";
                         clock-frequency = <48000000>;
                         reg = <0x481a8000 0x2000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <45>;
                         status = "disabled";
                 };
@@ -165,7 +181,6 @@
                         ti,hwmods = "uart6";
                         clock-frequency = <48000000>;
                         reg = <0x481aa000 0x2000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <46>;
                         status = "disabled";
                 };
@@ -176,7 +191,6 @@
                         #size-cells = <0>;
                         ti,hwmods = "i2c1";
                         reg = <0x44e0b000 0x1000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <70>;
                         status = "disabled";
                 };
@@ -187,7 +201,6 @@
                         #size-cells = <0>;
                         ti,hwmods = "i2c2";
                         reg = <0x4802a000 0x1000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <71>;
                         status = "disabled";
                 };
@@ -198,7 +211,6 @@
                         #size-cells = <0>;
                         ti,hwmods = "i2c3";
                         reg = <0x4819c000 0x1000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <30>;
                         status = "disabled";
                 };
@@ -207,8 +219,124 @@
                         compatible = "ti,omap3-wdt";
                         ti,hwmods = "wd_timer2";
                         reg = <0x44e35000 0x1000>;
-                        interrupt-parent = <&intc>;
                         interrupts = <91>;
                 };
+
+                dcan0: d_can@481cc000 {
+                        compatible = "bosch,d_can";
+                        ti,hwmods = "d_can0";
+                        reg = <0x481cc000 0x2000>;
+                        interrupts = <52>;
+                        status = "disabled";
+                };
+
+                dcan1: d_can@481d0000 {
+                        compatible = "bosch,d_can";
+                        ti,hwmods = "d_can1";
+                        reg = <0x481d0000 0x2000>;
+                        interrupts = <55>;
+                        status = "disabled";
+                };
+
+                timer1: timer@44e31000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x44e31000 0x400>;
+                        interrupts = <67>;
+                        ti,hwmods = "timer1";
+                        ti,timer-alwon;
+                };
+
+                timer2: timer@48040000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48040000 0x400>;
+                        interrupts = <68>;
+                        ti,hwmods = "timer2";
+                };
+
+                timer3: timer@48042000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48042000 0x400>;
+                        interrupts = <69>;
+                        ti,hwmods = "timer3";
+                };
+
+                timer4: timer@48044000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48044000 0x400>;
+                        interrupts = <92>;
+                        ti,hwmods = "timer4";
+                        ti,timer-pwm;
+                };
+
+                timer5: timer@48046000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48046000 0x400>;
+                        interrupts = <93>;
+                        ti,hwmods = "timer5";
+                        ti,timer-pwm;
+                };
+
+                timer6: timer@48048000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48048000 0x400>;
+                        interrupts = <94>;
+                        ti,hwmods = "timer6";
+                        ti,timer-pwm;
+                };
+
+                timer7: timer@4804a000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4804a000 0x400>;
+                        interrupts = <95>;
+                        ti,hwmods = "timer7";
+                        ti,timer-pwm;
+                };
+
+                rtc@44e3e000 {
+                        compatible = "ti,da830-rtc";
+                        reg = <0x44e3e000 0x1000>;
+                        interrupts = <75
+                                      76>;
+                        ti,hwmods = "rtc";
+                };
+
+                spi0: spi@48030000 {
+                        compatible = "ti,omap4-mcspi";
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <0x48030000 0x400>;
+                        interrupt = <65>;
+                        ti,spi-num-cs = <2>;
+                        ti,hwmods = "spi0";
+                        status = "disabled";
+                };
+
+                spi1: spi@481a0000 {
+                        compatible = "ti,omap4-mcspi";
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        reg = <0x481a0000 0x400>;
+                        interrupt = <125>;
+                        ti,spi-num-cs = <2>;
+                        ti,hwmods = "spi1";
+                        status = "disabled";
+                };
+
+                usb@47400000 {
+                        compatible = "ti,musb-am33xx";
+                        reg = <0x47400000 0x1000        /* usbss */
+                               0x47401000 0x800         /* musb instance 0 */
+                               0x47401800 0x800>;       /* musb instance 1 */
+                        interrupts = <17                /* usbss */
+                                      18                /* musb instance 0 */
+                                      19>;              /* musb instance 1 */
+                        multipoint = <1>;
+                        num-eps = <16>;
+                        ram-bits = <12>;
+                        port0-mode = <3>;
+                        port1-mode = <3>;
+                        power = <250>;
+                        ti,hwmods = "usb_otg_hs";
+                };
         };
 };
diff --git a/arch/arm/boot/dts/at91sam9g20ek_common.dtsi b/arch/arm/boot/dts/at91sam9g20ek_common.dtsi
index b06c0db273b..e6391a4e664 100644
--- a/arch/arm/boot/dts/at91sam9g20ek_common.dtsi
+++ b/arch/arm/boot/dts/at91sam9g20ek_common.dtsi
@@ -126,14 +126,14 @@
                 #size-cells = <0>;
 
                 btn3 {
-                        label = "Buttin 3";
+                        label = "Button 3";
                         gpios = <&pioA 30 1>;
                         linux,code = <0x103>;
                         gpio-key,wakeup;
                 };
 
                 btn4 {
-                        label = "Buttin 4";
+                        label = "Button 4";
                         gpios = <&pioA 31 1>;
                         linux,code = <0x104>;
                         gpio-key,wakeup;
diff --git a/arch/arm/boot/dts/dbx5x0.dtsi b/arch/arm/boot/dts/dbx5x0.dtsi
index 748ba7aa746..4b0e0ca08f4 100644
--- a/arch/arm/boot/dts/dbx5x0.dtsi
+++ b/arch/arm/boot/dts/dbx5x0.dtsi
@@ -483,6 +483,8 @@
                         compatible = "stericsson,db8500-i2c", "st,nomadik-i2c", "arm,primecell";
                         reg = <0x80004000 0x1000>;
                         interrupts = <0 21 0x4>;
+                        arm,primecell-periphid = <0x180024>;
+
                         #address-cells = <1>;
                         #size-cells = <0>;
                         v-i2c-supply = <&db8500_vape_reg>;
@@ -494,6 +496,8 @@
                         compatible = "stericsson,db8500-i2c", "st,nomadik-i2c", "arm,primecell";
                         reg = <0x80122000 0x1000>;
                         interrupts = <0 22 0x4>;
+                        arm,primecell-periphid = <0x180024>;
+
                         #address-cells = <1>;
                         #size-cells = <0>;
                         v-i2c-supply = <&db8500_vape_reg>;
@@ -505,6 +509,8 @@
                         compatible = "stericsson,db8500-i2c", "st,nomadik-i2c", "arm,primecell";
                         reg = <0x80128000 0x1000>;
                         interrupts = <0 55 0x4>;
+                        arm,primecell-periphid = <0x180024>;
+
                         #address-cells = <1>;
                         #size-cells = <0>;
                         v-i2c-supply = <&db8500_vape_reg>;
@@ -516,6 +522,8 @@
                         compatible = "stericsson,db8500-i2c", "st,nomadik-i2c", "arm,primecell";
                         reg = <0x80110000 0x1000>;
                         interrupts = <0 12 0x4>;
+                        arm,primecell-periphid = <0x180024>;
+
                         #address-cells = <1>;
                         #size-cells = <0>;
                         v-i2c-supply = <&db8500_vape_reg>;
@@ -527,6 +535,8 @@
                         compatible = "stericsson,db8500-i2c", "st,nomadik-i2c", "arm,primecell";
                         reg = <0x8012a000 0x1000>;
                         interrupts = <0 51 0x4>;
+                        arm,primecell-periphid = <0x180024>;
+
                         #address-cells = <1>;
                         #size-cells = <0>;
                         v-i2c-supply = <&db8500_vape_reg>;
@@ -573,33 +583,38 @@
                         interrupts = <0 60 0x4>;
                         status = "disabled";
                 };
+
                 sdi@80118000 {
                         compatible = "arm,pl18x", "arm,primecell";
                         reg = <0x80118000 0x1000>;
                         interrupts = <0 50 0x4>;
                         status = "disabled";
                 };
+
                 sdi@80005000 {
                         compatible = "arm,pl18x", "arm,primecell";
                         reg = <0x80005000 0x1000>;
                         interrupts = <0 41 0x4>;
                         status = "disabled";
                 };
+
                 sdi@80119000 {
                         compatible = "arm,pl18x", "arm,primecell";
                         reg = <0x80119000 0x1000>;
                         interrupts = <0 59 0x4>;
                         status = "disabled";
                 };
+
                 sdi@80114000 {
                         compatible = "arm,pl18x", "arm,primecell";
                         reg = <0x80114000 0x1000>;
                         interrupts = <0 99 0x4>;
                         status = "disabled";
                 };
+
                 sdi@80008000 {
                         compatible = "arm,pl18x", "arm,primecell";
-                        reg = <0x80114000 0x1000>;
+                        reg = <0x80008000 0x1000>;
                         interrupts = <0 100 0x4>;
                         status = "disabled";
                 };
diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts
index 73567b843e7..a21511c1407 100644
--- a/arch/arm/boot/dts/exynos4210-trats.dts
+++ b/arch/arm/boot/dts/exynos4210-trats.dts
@@ -20,8 +20,10 @@
         compatible = "samsung,trats", "samsung,exynos4210";
 
         memory {
-                reg =  <0x40000000 0x20000000
-                        0x60000000 0x20000000>;
+                reg =  <0x40000000 0x10000000
+                        0x50000000 0x10000000
+                        0x60000000 0x10000000
+                        0x70000000 0x10000000>;
         };
 
         chosen {
diff --git a/arch/arm/boot/dts/imx23.dtsi b/arch/arm/boot/dts/imx23.dtsi
index 9ca4ca70c1b..6d31aa38346 100644
--- a/arch/arm/boot/dts/imx23.dtsi
+++ b/arch/arm/boot/dts/imx23.dtsi
@@ -69,6 +69,7 @@
                                 interrupts = <13>, <56>;
                                 interrupt-names = "gpmi-dma", "bch";
                                 clocks = <&clks 34>;
+                                clock-names = "gpmi_io";
                                 fsl,gpmi-dma-channel = <4>;
                                 status = "disabled";
                         };
diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi
index e16d6315548..55c57ea6169 100644
--- a/arch/arm/boot/dts/imx28.dtsi
+++ b/arch/arm/boot/dts/imx28.dtsi
@@ -85,6 +85,7 @@
                                 interrupts = <88>, <41>;
                                 interrupt-names = "gpmi-dma", "bch";
                                 clocks = <&clks 50>;
+                                clock-names = "gpmi_io";
                                 fsl,gpmi-dma-channel = <4>;
                                 status = "disabled";
                         };
diff --git a/arch/arm/boot/dts/omap2.dtsi b/arch/arm/boot/dts/omap2.dtsi
index 581cb081cb0..761c4b69b25 100644
--- a/arch/arm/boot/dts/omap2.dtsi
+++ b/arch/arm/boot/dts/omap2.dtsi
@@ -12,6 +12,7 @@
 
 / {
         compatible = "ti,omap2430", "ti,omap2420", "ti,omap2";
+        interrupt-parent = <&intc>;
 
         aliases {
                 serial0 = &uart1;
@@ -65,5 +66,90 @@
                         ti,hwmods = "uart3";
                         clock-frequency = <48000000>;
                 };
+
+                timer2: timer@4802a000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4802a000 0x400>;
+                        interrupts = <38>;
+                        ti,hwmods = "timer2";
+                };
+
+                timer3: timer@48078000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48078000 0x400>;
+                        interrupts = <39>;
+                        ti,hwmods = "timer3";
+                };
+
+                timer4: timer@4807a000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4807a000 0x400>;
+                        interrupts = <40>;
+                        ti,hwmods = "timer4";
+                };
+
+                timer5: timer@4807c000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4807c000 0x400>;
+                        interrupts = <41>;
+                        ti,hwmods = "timer5";
+                        ti,timer-dsp;
+                };
+
+                timer6: timer@4807e000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4807e000 0x400>;
+                        interrupts = <42>;
+                        ti,hwmods = "timer6";
+                        ti,timer-dsp;
+                };
+
+                timer7: timer@48080000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48080000 0x400>;
+                        interrupts = <43>;
+                        ti,hwmods = "timer7";
+                        ti,timer-dsp;
+                };
+
+                timer8: timer@48082000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48082000 0x400>;
+                        interrupts = <44>;
+                        ti,hwmods = "timer8";
+                        ti,timer-dsp;
+                };
+
+                timer9: timer@48084000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48084000 0x400>;
+                        interrupts = <45>;
+                        ti,hwmods = "timer9";
+                        ti,timer-pwm;
+                };
+
+                timer10: timer@48086000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48086000 0x400>;
+                        interrupts = <46>;
+                        ti,hwmods = "timer10";
+                        ti,timer-pwm;
+                };
+
+                timer11: timer@48088000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48088000 0x400>;
+                        interrupts = <47>;
+                        ti,hwmods = "timer11";
+                        ti,timer-pwm;
+                };
+
+                timer12: timer@4808a000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4808a000 0x400>;
+                        interrupts = <48>;
+                        ti,hwmods = "timer12";
+                        ti,timer-pwm;
+                };
         };
 };
diff --git a/arch/arm/boot/dts/omap2420.dtsi b/arch/arm/boot/dts/omap2420.dtsi
index bfd76b4a0dd..af656090890 100644
--- a/arch/arm/boot/dts/omap2420.dtsi
+++ b/arch/arm/boot/dts/omap2420.dtsi
@@ -14,6 +14,12 @@
         compatible = "ti,omap2420", "ti,omap2";
 
         ocp {
+                counter32k: counter@48004000 {
+                        compatible = "ti,omap-counter32k";
+                        reg = <0x48004000 0x20>;
+                        ti,hwmods = "counter_32k";
+                };
+
                 omap2420_pmx: pinmux@48000030 {
                         compatible = "ti,omap2420-padconf", "pinctrl-single";
                         reg = <0x48000030 0x0113>;
@@ -30,7 +36,6 @@
                         interrupts = <59>, /* TX interrupt */
                                      <60>; /* RX interrupt */
                         interrupt-names = "tx", "rx";
-                        interrupt-parent = <&intc>;
                         ti,hwmods = "mcbsp1";
                 };
 
@@ -41,8 +46,15 @@
                         interrupts = <62>, /* TX interrupt */
                                      <63>; /* RX interrupt */
                         interrupt-names = "tx", "rx";
-                        interrupt-parent = <&intc>;
                         ti,hwmods = "mcbsp2";
                 };
+
+                timer1: timer@48028000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48028000 0x400>;
+                        interrupts = <37>;
+                        ti,hwmods = "timer1";
+                        ti,timer-alwon;
+                };
         };
 };
diff --git a/arch/arm/boot/dts/omap2430.dtsi b/arch/arm/boot/dts/omap2430.dtsi
index 4565d9750f4..c3924457c9b 100644
--- a/arch/arm/boot/dts/omap2430.dtsi
+++ b/arch/arm/boot/dts/omap2430.dtsi
@@ -14,6 +14,12 @@
         compatible = "ti,omap2430", "ti,omap2";
 
         ocp {
+                counter32k: counter@49020000 {
+                        compatible = "ti,omap-counter32k";
+                        reg = <0x49020000 0x20>;
+                        ti,hwmods = "counter_32k";
+                };
+
                 omap2430_pmx: pinmux@49002030 {
                         compatible = "ti,omap2430-padconf", "pinctrl-single";
                         reg = <0x49002030 0x0154>;
@@ -32,7 +38,6 @@
                                      <60>, /* RX interrupt */
                                      <61>; /* RX overflow interrupt */
                         interrupt-names = "common", "tx", "rx", "rx_overflow";
-                        interrupt-parent = <&intc>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp1";
                 };
@@ -45,7 +50,6 @@
                                      <62>, /* TX interrupt */
                                      <63>; /* RX interrupt */
                         interrupt-names = "common", "tx", "rx";
-                        interrupt-parent = <&intc>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp2";
                 };
@@ -58,7 +62,6 @@
                                      <89>, /* TX interrupt */
                                      <90>; /* RX interrupt */
                         interrupt-names = "common", "tx", "rx";
-                        interrupt-parent = <&intc>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp3";
                 };
@@ -71,7 +74,6 @@
                                      <54>, /* TX interrupt */
                                      <55>; /* RX interrupt */
                         interrupt-names = "common", "tx", "rx";
-                        interrupt-parent = <&intc>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp4";
                 };
@@ -84,9 +86,16 @@
                                      <81>, /* TX interrupt */
                                      <82>; /* RX interrupt */
                         interrupt-names = "common", "tx", "rx";
-                        interrupt-parent = <&intc>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp5";
                 };
+
+                timer1: timer@49018000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x49018000 0x400>;
+                        interrupts = <37>;
+                        ti,hwmods = "timer1";
+                        ti,timer-alwon;
+                };
         };
 };
diff --git a/arch/arm/boot/dts/omap3-beagle-xm.dts b/arch/arm/boot/dts/omap3-beagle-xm.dts
index c38cf76df81..3705a81c1fc 100644
--- a/arch/arm/boot/dts/omap3-beagle-xm.dts
+++ b/arch/arm/boot/dts/omap3-beagle-xm.dts
@@ -55,12 +55,6 @@
                 interrupts = <7>; /* SYS_NIRQ cascaded to intc */
                 interrupt-parent = <&intc>;
 
-                vsim: regulator-vsim {
-                        compatible = "ti,twl4030-vsim";
-                        regulator-min-microvolt = <1800000>;
-                        regulator-max-microvolt = <3000000>;
-                };
-
                 twl_audio: audio {
                         compatible = "ti,twl4030-audio";
                         codec {
diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts
new file mode 100644
index 00000000000..f624dc85d44
--- /dev/null
+++ b/arch/arm/boot/dts/omap3-beagle.dts
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.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
+ * published by the Free Software Foundation.
+ */
+/dts-v1/;
+
+/include/ "omap3.dtsi"
+
+/ {
+        model = "TI OMAP3 BeagleBoard";
+        compatible = "ti,omap3-beagle", "ti,omap3";
+
+        memory {
+                device_type = "memory";
+                reg = <0x80000000 0x10000000>; /* 256 MB */
+        };
+
+        leds {
+                compatible = "gpio-leds";
+                pmu_stat {
+                        label = "beagleboard::pmu_stat";
+                        gpios = <&twl_gpio 19 0>; /* LEDB */
+                };
+
+                heartbeat {
+                        label = "beagleboard::usr0";
+                        gpios = <&gpio5 22 0>; /* 150 -> D6 LED */
+                        linux,default-trigger = "heartbeat";
+                };
+
+                mmc {
+                        label = "beagleboard::usr1";
+                        gpios = <&gpio5 21 0>; /* 149 -> D7 LED */
+                        linux,default-trigger = "mmc0";
+                };
+        };
+
+};
+
+&i2c1 {
+        clock-frequency = <2600000>;
+
+        twl: twl@48 {
+                reg = <0x48>;
+                interrupts = <7>; /* SYS_NIRQ cascaded to intc */
+                interrupt-parent = <&intc>;
+        };
+};
+
+/include/ "twl4030.dtsi"
+
+&mmc1 {
+        vmmc-supply = <&vmmc1>;
+        vmmc_aux-supply = <&vsim>;
+        bus-width = <8>;
+};
+
+&mmc2 {
+        status = "disabled";
+};
+
+&mmc3 {
+        status = "disabled";
+};
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index f38ea8771b4..1acc26148ff 100644
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -12,6 +12,7 @@
 
 / {
         compatible = "ti,omap3430", "ti,omap3";
+        interrupt-parent = <&intc>;
 
         aliases {
                 serial0 = &uart1;
@@ -60,6 +61,12 @@
                 ranges;
                 ti,hwmods = "l3_main";
 
+                counter32k: counter@48320000 {
+                        compatible = "ti,omap-counter32k";
+                        reg = <0x48320000 0x20>;
+                        ti,hwmods = "counter_32k";
+                };
+
                 intc: interrupt-controller@48200000 {
                         compatible = "ti,omap2-intc";
                         interrupt-controller;
@@ -240,7 +247,6 @@
                                      <59>, /* TX interrupt */
                                      <60>; /* RX interrupt */
                         interrupt-names = "common", "tx", "rx";
-                        interrupt-parent = <&intc>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp1";
                 };
@@ -255,9 +261,8 @@
                                      <63>, /* RX interrupt */
                                      <4>;  /* Sidetone */
                         interrupt-names = "common", "tx", "rx", "sidetone";
-                        interrupt-parent = <&intc>;
                         ti,buffer-size = <1280>;
-                        ti,hwmods = "mcbsp2";
+                        ti,hwmods = "mcbsp2", "mcbsp2_sidetone";
                 };
 
                 mcbsp3: mcbsp@49024000 {
@@ -270,9 +275,8 @@
                                      <90>, /* RX interrupt */
                                      <5>;  /* Sidetone */
                         interrupt-names = "common", "tx", "rx", "sidetone";
-                        interrupt-parent = <&intc>;
                         ti,buffer-size = <128>;
-                        ti,hwmods = "mcbsp3";
+                        ti,hwmods = "mcbsp3", "mcbsp3_sidetone";
                 };
 
                 mcbsp4: mcbsp@49026000 {
@@ -283,7 +287,6 @@
                                      <54>, /* TX interrupt */
                                      <55>; /* RX interrupt */
                         interrupt-names = "common", "tx", "rx";
-                        interrupt-parent = <&intc>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp4";
                 };
@@ -296,9 +299,103 @@
                                      <81>, /* TX interrupt */
                                      <82>; /* RX interrupt */
                         interrupt-names = "common", "tx", "rx";
-                        interrupt-parent = <&intc>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp5";
                 };
+
+                timer1: timer@48318000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48318000 0x400>;
+                        interrupts = <37>;
+                        ti,hwmods = "timer1";
+                        ti,timer-alwon;
+                };
+
+                timer2: timer@49032000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x49032000 0x400>;
+                        interrupts = <38>;
+                        ti,hwmods = "timer2";
+                };
+
+                timer3: timer@49034000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x49034000 0x400>;
+                        interrupts = <39>;
+                        ti,hwmods = "timer3";
+                };
+
+                timer4: timer@49036000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x49036000 0x400>;
+                        interrupts = <40>;
+                        ti,hwmods = "timer4";
+                };
+
+                timer5: timer@49038000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x49038000 0x400>;
+                        interrupts = <41>;
+                        ti,hwmods = "timer5";
+                        ti,timer-dsp;
+                };
+
+                timer6: timer@4903a000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4903a000 0x400>;
+                        interrupts = <42>;
+                        ti,hwmods = "timer6";
+                        ti,timer-dsp;
+                };
+
+                timer7: timer@4903c000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4903c000 0x400>;
+                        interrupts = <43>;
+                        ti,hwmods = "timer7";
+                        ti,timer-dsp;
+                };
+
+                timer8: timer@4903e000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4903e000 0x400>;
+                        interrupts = <44>;
+                        ti,hwmods = "timer8";
+                        ti,timer-pwm;
+                        ti,timer-dsp;
+                };
+
+                timer9: timer@49040000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x49040000 0x400>;
+                        interrupts = <45>;
+                        ti,hwmods = "timer9";
+                        ti,timer-pwm;
+                };
+
+                timer10: timer@48086000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48086000 0x400>;
+                        interrupts = <46>;
+                        ti,hwmods = "timer10";
+                        ti,timer-pwm;
+                };
+
+                timer11: timer@48088000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48088000 0x400>;
+                        interrupts = <47>;
+                        ti,hwmods = "timer11";
+                        ti,timer-pwm;
+                };
+
+                timer12: timer@48304000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48304000 0x400>;
+                        interrupts = <95>;
+                        ti,hwmods = "timer12";
+                        ti,timer-alwon;
+                        ti,timer-secure;
+                };
         };
 };
diff --git a/arch/arm/boot/dts/omap4-panda-a4.dts b/arch/arm/boot/dts/omap4-panda-a4.dts
new file mode 100644
index 00000000000..75466d2abfb
--- /dev/null
+++ b/arch/arm/boot/dts/omap4-panda-a4.dts
@@ -0,0 +1,17 @@
+/*
+ * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.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
+ * published by the Free Software Foundation.
+ */
+/include/ "omap4-panda.dts"
+
+/* Pandaboard Rev A4+ have external pullups on SCL & SDA */
+&dss_hdmi_pins {
+        pinctrl-single,pins = <
+                0x5a 0x118      /* hdmi_cec.hdmi_cec INPUT PULLUP | MODE 0 */
+                0x5c 0x100      /* hdmi_scl.hdmi_scl INPUT | MODE 0 */
+                0x5e 0x100      /* hdmi_sda.hdmi_sda INPUT | MODE 0 */
+                >;
+};
diff --git a/arch/arm/boot/dts/omap4-pandaES.dts b/arch/arm/boot/dts/omap4-panda-es.dts
index d4ba43a48d9..73bc1a67e44 100644
--- a/arch/arm/boot/dts/omap4-pandaES.dts
+++ b/arch/arm/boot/dts/omap4-panda-es.dts
@@ -22,3 +22,12 @@
                 "AFML", "Line In",
                 "AFMR", "Line In";
 };
+
+/* PandaboardES has external pullups on SCL & SDA */
+&dss_hdmi_pins {
+        pinctrl-single,pins = <
+                0x5a 0x118      /* hdmi_cec.hdmi_cec INPUT PULLUP | MODE 0 */
+                0x5c 0x100      /* hdmi_scl.hdmi_scl INPUT | MODE 0 */
+                0x5e 0x100      /* hdmi_sda.hdmi_sda INPUT | MODE 0 */
+                >;
+};
diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts
index e8f927cbb37..4122efe31cf 100644
--- a/arch/arm/boot/dts/omap4-panda.dts
+++ b/arch/arm/boot/dts/omap4-panda.dts
@@ -65,6 +65,8 @@
                         &twl6040_pins
                         &mcpdm_pins
                         &mcbsp1_pins
+                        &dss_hdmi_pins
+                        &tpd12s015_pins
         >;
 
         twl6040_pins: pinmux_twl6040_pins {
@@ -92,6 +94,22 @@
                         0xc4 0x100      /* abe_mcbsp1_fsx.abe_mcbsp1_fsx INPUT | MODE0 */
                 >;
         };
+
+        dss_hdmi_pins: pinmux_dss_hdmi_pins {
+                pinctrl-single,pins = <
+                        0x5a 0x118      /* hdmi_cec.hdmi_cec INPUT PULLUP | MODE 0 */
+                        0x5c 0x118      /* hdmi_scl.hdmi_scl INPUT PULLUP | MODE 0 */
+                        0x5e 0x118      /* hdmi_sda.hdmi_sda INPUT PULLUP | MODE 0 */
+                >;
+        };
+
+        tpd12s015_pins: pinmux_tpd12s015_pins {
+                pinctrl-single,pins = <
+                        0x22 0x3        /* gpmc_a17.gpio_41 OUTPUT | MODE3 */
+                        0x48 0x3        /* gpmc_nbe1.gpio_60 OUTPUT | MODE3 */
+                        0x58 0x10b      /* hdmi_hpd.gpio_63 INPUT PULLDOWN | MODE3 */
+                >;
+        };
 };
 
 &i2c1 {
@@ -184,3 +202,7 @@
 &dmic {
         status = "disabled";
 };
+
+&twl_usb_comparator {
+        usb-supply = <&vusb>;
+};
diff --git a/arch/arm/boot/dts/omap4-sdp-es23plus.dts b/arch/arm/boot/dts/omap4-sdp-es23plus.dts
new file mode 100644
index 00000000000..b4a40ffbce3
--- /dev/null
+++ b/arch/arm/boot/dts/omap4-sdp-es23plus.dts
@@ -0,0 +1,17 @@
+/*
+ * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.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
+ * published by the Free Software Foundation.
+ */
+/include/ "omap4-sdp.dts"
+
+/* SDP boards with 4430 ES2.3+ or 4460 have external pullups on SCL & SDA */
+&dss_hdmi_pins {
+        pinctrl-single,pins = <
+                0x5a 0x118      /* hdmi_cec.hdmi_cec INPUT PULLUP | MODE 0 */
+                0x5c 0x100      /* hdmi_scl.hdmi_scl INPUT | MODE 0 */
+                0x5e 0x100      /* hdmi_sda.hdmi_sda INPUT | MODE 0 */
+                >;
+};
diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts
index 5b7e04fbff5..43e5258a937 100644
--- a/arch/arm/boot/dts/omap4-sdp.dts
+++ b/arch/arm/boot/dts/omap4-sdp.dts
@@ -124,6 +124,8 @@
                         &dmic_pins
                         &mcbsp1_pins
                         &mcbsp2_pins
+                        &dss_hdmi_pins
+                        &tpd12s015_pins
         >;
 
         uart2_pins: pinmux_uart2_pins {
@@ -194,6 +196,22 @@
                         0xbc 0x100      /* abe_mcbsp2_fsx.abe_mcbsp2_fsx INPUT | MODE0 */
                 >;
         };
+
+        dss_hdmi_pins: pinmux_dss_hdmi_pins {
+                pinctrl-single,pins = <
+                        0x5a 0x118      /* hdmi_cec.hdmi_cec INPUT PULLUP | MODE 0 */
+                        0x5c 0x118      /* hdmi_scl.hdmi_scl INPUT PULLUP | MODE 0 */
+                        0x5e 0x118      /* hdmi_sda.hdmi_sda INPUT PULLUP | MODE 0 */
+                >;
+        };
+
+        tpd12s015_pins: pinmux_tpd12s015_pins {
+                pinctrl-single,pins = <
+                        0x22 0x3        /* gpmc_a17.gpio_41 OUTPUT | MODE3 */
+                        0x48 0x3        /* gpmc_nbe1.gpio_60 OUTPUT | MODE3 */
+                        0x58 0x10b      /* hdmi_hpd.gpio_63 INPUT PULLDOWN | MODE3 */
+                >;
+        };
 };
 
 &i2c1 {
@@ -406,3 +424,7 @@
 &mcbsp3 {
         status = "disabled";
 };
+
+&twl_usb_comparator {
+        usb-supply = <&vusb>;
+};
diff --git a/arch/arm/boot/dts/omap4-var_som.dts b/arch/arm/boot/dts/omap4-var-som.dts
index 6601e6af609..6601e6af609 100644
--- a/arch/arm/boot/dts/omap4-var_som.dts
+++ b/arch/arm/boot/dts/omap4-var-som.dts
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index 3883f94fdbd..739bb79e410 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -95,6 +95,12 @@
                 ranges;
                 ti,hwmods = "l3_main_1", "l3_main_2", "l3_main_3";
 
+                counter32k: counter@4a304000 {
+                        compatible = "ti,omap-counter32k";
+                        reg = <0x4a304000 0x20>;
+                        ti,hwmods = "counter_32k";
+                };
+
                 omap4_pmx_core: pinmux@4a100040 {
                         compatible = "ti,omap4-padconf", "pinctrl-single";
                         reg = <0x4a100040 0x0196>;
@@ -340,7 +346,6 @@
                               <0x49032000 0x7f>; /* L3 Interconnect */
                         reg-names = "mpu", "dma";
                         interrupts = <0 112 0x4>;
-                        interrupt-parent = <&gic>;
                         ti,hwmods = "mcpdm";
                 };
 
@@ -350,7 +355,6 @@
                               <0x4902e000 0x7f>; /* L3 Interconnect */
                         reg-names = "mpu", "dma";
                         interrupts = <0 114 0x4>;
-                        interrupt-parent = <&gic>;
                         ti,hwmods = "dmic";
                 };
 
@@ -361,7 +365,6 @@
                         reg-names = "mpu", "dma";
                         interrupts = <0 17 0x4>;
                         interrupt-names = "common";
-                        interrupt-parent = <&gic>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp1";
                 };
@@ -373,7 +376,6 @@
                         reg-names = "mpu", "dma";
                         interrupts = <0 22 0x4>;
                         interrupt-names = "common";
-                        interrupt-parent = <&gic>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp2";
                 };
@@ -385,7 +387,6 @@
                         reg-names = "mpu", "dma";
                         interrupts = <0 23 0x4>;
                         interrupt-names = "common";
-                        interrupt-parent = <&gic>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp3";
                 };
@@ -396,7 +397,6 @@
                         reg-names = "mpu";
                         interrupts = <0 16 0x4>;
                         interrupt-names = "common";
-                        interrupt-parent = <&gic>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp4";
                 };
@@ -431,12 +431,103 @@
                         hw-caps-temp-alert;
                 };
 
-                ocp2scp {
+                ocp2scp@4a0ad000 {
                         compatible = "ti,omap-ocp2scp";
+                        reg = <0x4a0ad000 0x1f>;
                         #address-cells = <1>;
                         #size-cells = <1>;
                         ranges;
                         ti,hwmods = "ocp2scp_usb_phy";
                 };
+
+                timer1: timer@4a318000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4a318000 0x80>;
+                        interrupts = <0 37 0x4>;
+                        ti,hwmods = "timer1";
+                        ti,timer-alwon;
+                };
+
+                timer2: timer@48032000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48032000 0x80>;
+                        interrupts = <0 38 0x4>;
+                        ti,hwmods = "timer2";
+                };
+
+                timer3: timer@48034000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48034000 0x80>;
+                        interrupts = <0 39 0x4>;
+                        ti,hwmods = "timer3";
+                };
+
+                timer4: timer@48036000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48036000 0x80>;
+                        interrupts = <0 40 0x4>;
+                        ti,hwmods = "timer4";
+                };
+
+                timer5: timer@40138000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x40138000 0x80>,
+                              <0x49038000 0x80>;
+                        interrupts = <0 41 0x4>;
+                        ti,hwmods = "timer5";
+                        ti,timer-dsp;
+                };
+
+                timer6: timer@4013a000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4013a000 0x80>,
+                              <0x4903a000 0x80>;
+                        interrupts = <0 42 0x4>;
+                        ti,hwmods = "timer6";
+                        ti,timer-dsp;
+                };
+
+                timer7: timer@4013c000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4013c000 0x80>,
+                              <0x4903c000 0x80>;
+                        interrupts = <0 43 0x4>;
+                        ti,hwmods = "timer7";
+                        ti,timer-dsp;
+                };
+
+                timer8: timer@4013e000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4013e000 0x80>,
+                              <0x4903e000 0x80>;
+                        interrupts = <0 44 0x4>;
+                        ti,hwmods = "timer8";
+                        ti,timer-pwm;
+                        ti,timer-dsp;
+                };
+
+                timer9: timer@4803e000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4803e000 0x80>;
+                        interrupts = <0 45 0x4>;
+                        ti,hwmods = "timer9";
+                        ti,timer-pwm;
+                };
+
+                timer10: timer@48086000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48086000 0x80>;
+                        interrupts = <0 46 0x4>;
+                        ti,hwmods = "timer10";
+                        ti,timer-pwm;
+                };
+
+                timer11: timer@48088000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48088000 0x80>;
+                        interrupts = <0 47 0x4>;
+                        ti,hwmods = "timer11";
+                        ti,timer-pwm;
+                };
         };
 };
diff --git a/arch/arm/boot/dts/omap5-evm.dts b/arch/arm/boot/dts/omap5-evm.dts
index c663eba7316..8722c15bbba 100644
--- a/arch/arm/boot/dts/omap5-evm.dts
+++ b/arch/arm/boot/dts/omap5-evm.dts
@@ -8,6 +8,7 @@
 /dts-v1/;
 
 /include/ "omap5.dtsi"
+/include/ "samsung_k3pe0e000b.dtsi"
 
 / {
         model = "TI OMAP5 EVM board";
@@ -15,7 +16,7 @@
 
         memory {
                 device_type = "memory";
-                reg = <0x80000000 0x40000000>; /* 1 GB */
+                reg = <0x80000000 0x80000000>; /* 2 GB */
         };
 
         vmmcsd_fixed: fixedregulator-mmcsd {
@@ -140,3 +141,13 @@
 &mcbsp3 {
         status = "disabled";
 };
+
+&emif1 {
+        cs1-used;
+        device-handle = <&samsung_K3PE0E000B>;
+};
+
+&emif2 {
+        cs1-used;
+        device-handle = <&samsung_K3PE0E000B>;
+};
diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi
index 42c78beb4fd..790bb2a4b34 100644
--- a/arch/arm/boot/dts/omap5.dtsi
+++ b/arch/arm/boot/dts/omap5.dtsi
@@ -77,6 +77,12 @@
                 ranges;
                 ti,hwmods = "l3_main_1", "l3_main_2", "l3_main_3";
 
+                counter32k: counter@4ae04000 {
+                        compatible = "ti,omap-counter32k";
+                        reg = <0x4ae04000 0x40>;
+                        ti,hwmods = "counter_32k";
+                };
+
                 omap5_pmx_core: pinmux@4a002840 {
                         compatible = "ti,omap4-padconf", "pinctrl-single";
                         reg = <0x4a002840 0x01b6>;
@@ -104,6 +110,8 @@
 
                 gpio1: gpio@4ae10000 {
                         compatible = "ti,omap4-gpio";
+                        reg = <0x4ae10000 0x200>;
+                        interrupts = <0 29 0x4>;
                         ti,hwmods = "gpio1";
                         gpio-controller;
                         #gpio-cells = <2>;
@@ -113,6 +121,8 @@
 
                 gpio2: gpio@48055000 {
                         compatible = "ti,omap4-gpio";
+                        reg = <0x48055000 0x200>;
+                        interrupts = <0 30 0x4>;
                         ti,hwmods = "gpio2";
                         gpio-controller;
                         #gpio-cells = <2>;
@@ -122,6 +132,8 @@
 
                 gpio3: gpio@48057000 {
                         compatible = "ti,omap4-gpio";
+                        reg = <0x48057000 0x200>;
+                        interrupts = <0 31 0x4>;
                         ti,hwmods = "gpio3";
                         gpio-controller;
                         #gpio-cells = <2>;
@@ -131,6 +143,8 @@
 
                 gpio4: gpio@48059000 {
                         compatible = "ti,omap4-gpio";
+                        reg = <0x48059000 0x200>;
+                        interrupts = <0 32 0x4>;
                         ti,hwmods = "gpio4";
                         gpio-controller;
                         #gpio-cells = <2>;
@@ -140,6 +154,8 @@
 
                 gpio5: gpio@4805b000 {
                         compatible = "ti,omap4-gpio";
+                        reg = <0x4805b000 0x200>;
+                        interrupts = <0 33 0x4>;
                         ti,hwmods = "gpio5";
                         gpio-controller;
                         #gpio-cells = <2>;
@@ -149,6 +165,8 @@
 
                 gpio6: gpio@4805d000 {
                         compatible = "ti,omap4-gpio";
+                        reg = <0x4805d000 0x200>;
+                        interrupts = <0 34 0x4>;
                         ti,hwmods = "gpio6";
                         gpio-controller;
                         #gpio-cells = <2>;
@@ -158,6 +176,8 @@
 
                 gpio7: gpio@48051000 {
                         compatible = "ti,omap4-gpio";
+                        reg = <0x48051000 0x200>;
+                        interrupts = <0 35 0x4>;
                         ti,hwmods = "gpio7";
                         gpio-controller;
                         #gpio-cells = <2>;
@@ -167,6 +187,8 @@
 
                 gpio8: gpio@48053000 {
                         compatible = "ti,omap4-gpio";
+                        reg = <0x48053000 0x200>;
+                        interrupts = <0 121 0x4>;
                         ti,hwmods = "gpio8";
                         gpio-controller;
                         #gpio-cells = <2>;
@@ -176,6 +198,8 @@
 
                 i2c1: i2c@48070000 {
                         compatible = "ti,omap4-i2c";
+                        reg = <0x48070000 0x100>;
+                        interrupts = <0 56 0x4>;
                         #address-cells = <1>;
                         #size-cells = <0>;
                         ti,hwmods = "i2c1";
@@ -183,6 +207,8 @@
 
                 i2c2: i2c@48072000 {
                         compatible = "ti,omap4-i2c";
+                        reg = <0x48072000 0x100>;
+                        interrupts = <0 57 0x4>;
                         #address-cells = <1>;
                         #size-cells = <0>;
                         ti,hwmods = "i2c2";
@@ -190,20 +216,26 @@
 
                 i2c3: i2c@48060000 {
                         compatible = "ti,omap4-i2c";
+                        reg = <0x48060000 0x100>;
+                        interrupts = <0 61 0x4>;
                         #address-cells = <1>;
                         #size-cells = <0>;
                         ti,hwmods = "i2c3";
                 };
 
-                i2c4: i2c@4807A000 {
+                i2c4: i2c@4807a000 {
                         compatible = "ti,omap4-i2c";
+                        reg = <0x4807a000 0x100>;
+                        interrupts = <0 62 0x4>;
                         #address-cells = <1>;
                         #size-cells = <0>;
                         ti,hwmods = "i2c4";
                 };
 
-                i2c5: i2c@4807C000 {
+                i2c5: i2c@4807c000 {
                         compatible = "ti,omap4-i2c";
+                        reg = <0x4807c000 0x100>;
+                        interrupts = <0 60 0x4>;
                         #address-cells = <1>;
                         #size-cells = <0>;
                         ti,hwmods = "i2c5";
@@ -211,42 +243,56 @@
 
                 uart1: serial@4806a000 {
                         compatible = "ti,omap4-uart";
+                        reg = <0x4806a000 0x100>;
+                        interrupts = <0 72 0x4>;
                         ti,hwmods = "uart1";
                         clock-frequency = <48000000>;
                 };
 
                 uart2: serial@4806c000 {
                         compatible = "ti,omap4-uart";
+                        reg = <0x4806c000 0x100>;
+                        interrupts = <0 73 0x4>;
                         ti,hwmods = "uart2";
                         clock-frequency = <48000000>;
                 };
 
                 uart3: serial@48020000 {
                         compatible = "ti,omap4-uart";
+                        reg = <0x48020000 0x100>;
+                        interrupts = <0 74 0x4>;
                         ti,hwmods = "uart3";
                         clock-frequency = <48000000>;
                 };
 
                 uart4: serial@4806e000 {
                         compatible = "ti,omap4-uart";
+                        reg = <0x4806e000 0x100>;
+                        interrupts = <0 70 0x4>;
                         ti,hwmods = "uart4";
                         clock-frequency = <48000000>;
                 };
 
                 uart5: serial@48066000 {
-                        compatible = "ti,omap5-uart";
+                        compatible = "ti,omap4-uart";
+                        reg = <0x48066000 0x100>;
+                        interrupts = <0 105 0x4>;
                         ti,hwmods = "uart5";
                         clock-frequency = <48000000>;
                 };
 
                 uart6: serial@48068000 {
-                        compatible = "ti,omap6-uart";
+                        compatible = "ti,omap4-uart";
+                        reg = <0x48068000 0x100>;
+                        interrupts = <0 106 0x4>;
                         ti,hwmods = "uart6";
                         clock-frequency = <48000000>;
                 };
 
                 mmc1: mmc@4809c000 {
                         compatible = "ti,omap4-hsmmc";
+                        reg = <0x4809c000 0x400>;
+                        interrupts = <0 83 0x4>;
                         ti,hwmods = "mmc1";
                         ti,dual-volt;
                         ti,needs-special-reset;
@@ -254,24 +300,32 @@
 
                 mmc2: mmc@480b4000 {
                         compatible = "ti,omap4-hsmmc";
+                        reg = <0x480b4000 0x400>;
+                        interrupts = <0 86 0x4>;
                         ti,hwmods = "mmc2";
                         ti,needs-special-reset;
                 };
 
                 mmc3: mmc@480ad000 {
                         compatible = "ti,omap4-hsmmc";
+                        reg = <0x480ad000 0x400>;
+                        interrupts = <0 94 0x4>;
                         ti,hwmods = "mmc3";
                         ti,needs-special-reset;
                 };
 
                 mmc4: mmc@480d1000 {
                         compatible = "ti,omap4-hsmmc";
+                        reg = <0x480d1000 0x400>;
+                        interrupts = <0 96 0x4>;
                         ti,hwmods = "mmc4";
                         ti,needs-special-reset;
                 };
 
                 mmc5: mmc@480d5000 {
                         compatible = "ti,omap4-hsmmc";
+                        reg = <0x480d5000 0x400>;
+                        interrupts = <0 59 0x4>;
                         ti,hwmods = "mmc5";
                         ti,needs-special-reset;
                 };
@@ -287,7 +341,6 @@
                               <0x49032000 0x7f>; /* L3 Interconnect */
                         reg-names = "mpu", "dma";
                         interrupts = <0 112 0x4>;
-                        interrupt-parent = <&gic>;
                         ti,hwmods = "mcpdm";
                 };
 
@@ -297,7 +350,6 @@
                               <0x4902e000 0x7f>; /* L3 Interconnect */
                         reg-names = "mpu", "dma";
                         interrupts = <0 114 0x4>;
-                        interrupt-parent = <&gic>;
                         ti,hwmods = "dmic";
                 };
 
@@ -308,7 +360,6 @@
                         reg-names = "mpu", "dma";
                         interrupts = <0 17 0x4>;
                         interrupt-names = "common";
-                        interrupt-parent = <&gic>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp1";
                 };
@@ -320,7 +371,6 @@
                         reg-names = "mpu", "dma";
                         interrupts = <0 22 0x4>;
                         interrupt-names = "common";
-                        interrupt-parent = <&gic>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp2";
                 };
@@ -332,9 +382,119 @@
                         reg-names = "mpu", "dma";
                         interrupts = <0 23 0x4>;
                         interrupt-names = "common";
-                        interrupt-parent = <&gic>;
                         ti,buffer-size = <128>;
                         ti,hwmods = "mcbsp3";
                 };
+
+                timer1: timer@4ae18000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4ae18000 0x80>;
+                        interrupts = <0 37 0x4>;
+                        ti,hwmods = "timer1";
+                        ti,timer-alwon;
+                };
+
+                timer2: timer@48032000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48032000 0x80>;
+                        interrupts = <0 38 0x4>;
+                        ti,hwmods = "timer2";
+                };
+
+                timer3: timer@48034000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48034000 0x80>;
+                        interrupts = <0 39 0x4>;
+                        ti,hwmods = "timer3";
+                };
+
+                timer4: timer@48036000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48036000 0x80>;
+                        interrupts = <0 40 0x4>;
+                        ti,hwmods = "timer4";
+                };
+
+                timer5: timer@40138000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x40138000 0x80>,
+                              <0x49038000 0x80>;
+                        interrupts = <0 41 0x4>;
+                        ti,hwmods = "timer5";
+                        ti,timer-dsp;
+                };
+
+                timer6: timer@4013a000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4013a000 0x80>,
+                              <0x4903a000 0x80>;
+                        interrupts = <0 42 0x4>;
+                        ti,hwmods = "timer6";
+                        ti,timer-dsp;
+                        ti,timer-pwm;
+                };
+
+                timer7: timer@4013c000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4013c000 0x80>,
+                              <0x4903c000 0x80>;
+                        interrupts = <0 43 0x4>;
+                        ti,hwmods = "timer7";
+                        ti,timer-dsp;
+                };
+
+                timer8: timer@4013e000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4013e000 0x80>,
+                              <0x4903e000 0x80>;
+                        interrupts = <0 44 0x4>;
+                        ti,hwmods = "timer8";
+                        ti,timer-dsp;
+                        ti,timer-pwm;
+                };
+
+                timer9: timer@4803e000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x4803e000 0x80>;
+                        interrupts = <0 45 0x4>;
+                        ti,hwmods = "timer9";
+                };
+
+                timer10: timer@48086000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48086000 0x80>;
+                        interrupts = <0 46 0x4>;
+                        ti,hwmods = "timer10";
+                };
+
+                timer11: timer@48088000 {
+                        compatible = "ti,omap2-timer";
+                        reg = <0x48088000 0x80>;
+                        interrupts = <0 47 0x4>;
+                        ti,hwmods = "timer11";
+                        ti,timer-pwm;
+                };
+
+                emif1: emif@0x4c000000 {
+                        compatible      = "ti,emif-4d5";
+                        ti,hwmods       = "emif1";
+                        phy-type        = <2>; /* DDR PHY type: Intelli PHY */
+                        reg = <0x4c000000 0x400>;
+                        interrupts = <0 110 0x4>;
+                        hw-caps-read-idle-ctrl;
+                        hw-caps-ll-interface;
+                        hw-caps-temp-alert;
+                };
+
+                emif2: emif@0x4d000000 {
+                        compatible      = "ti,emif-4d5";
+                        ti,hwmods       = "emif2";
+                        phy-type        = <2>; /* DDR PHY type: Intelli PHY */
+                        reg = <0x4d000000 0x400>;
+                        interrupts = <0 111 0x4>;
+                        hw-caps-read-idle-ctrl;
+                        hw-caps-ll-interface;
+                        hw-caps-temp-alert;
+                };
         };
 };
diff --git a/arch/arm/boot/dts/samsung_k3pe0e000b.dtsi b/arch/arm/boot/dts/samsung_k3pe0e000b.dtsi
new file mode 100644
index 00000000000..9657a5cbc3a
--- /dev/null
+++ b/arch/arm/boot/dts/samsung_k3pe0e000b.dtsi
@@ -0,0 +1,67 @@
+/*
+ * Timings and Geometry for Samsung K3PE0E000B memory part
+ */
+
+/ {
+        samsung_K3PE0E000B: lpddr2 {
+                compatible      = "Samsung,K3PE0E000B","jedec,lpddr2-s4";
+                density         = <4096>;
+                io-width        = <32>;
+
+                tRPab-min-tck   = <3>;
+                tRCD-min-tck    = <3>;
+                tWR-min-tck     = <3>;
+                tRASmin-min-tck = <3>;
+                tRRD-min-tck    = <2>;
+                tWTR-min-tck    = <2>;
+                tXP-min-tck     = <2>;
+                tRTP-min-tck    = <2>;
+                tCKE-min-tck    = <3>;
+                tCKESR-min-tck  = <3>;
+                tFAW-min-tck    = <8>;
+
+                timings_samsung_K3PE0E000B_533MHz: lpddr2-timings@0 {
+                        compatible      = "jedec,lpddr2-timings";
+                        min-freq        = <10000000>;
+                        max-freq        = <533333333>;
+                        tRPab           = <21000>;
+                        tRCD            = <18000>;
+                        tWR             = <15000>;
+                        tRAS-min        = <42000>;
+                        tRRD            = <10000>;
+                        tWTR            = <7500>;
+                        tXP             = <7500>;
+                        tRTP            = <7500>;
+                        tCKESR          = <15000>;
+                        tDQSCK-max      = <5500>;
+                        tFAW            = <50000>;
+                        tZQCS           = <90000>;
+                        tZQCL           = <360000>;
+                        tZQinit         = <1000000>;
+                        tRAS-max-ns     = <70000>;
+                        tDQSCK-max-derated = <6000>;
+                };
+
+                timings_samsung_K3PE0E000B_266MHz: lpddr2-timings@1 {
+                        compatible      = "jedec,lpddr2-timings";
+                        min-freq        = <10000000>;
+                        max-freq        = <266666666>;
+                        tRPab           = <21000>;
+                        tRCD            = <18000>;
+                        tWR             = <15000>;
+                        tRAS-min        = <42000>;
+                        tRRD            = <10000>;
+                        tWTR            = <7500>;
+                        tXP             = <7500>;
+                        tRTP            = <7500>;
+                        tCKESR          = <15000>;
+                        tDQSCK-max      = <5500>;
+                        tFAW            = <50000>;
+                        tZQCS           = <90000>;
+                        tZQCL           = <360000>;
+                        tZQinit         = <1000000>;
+                        tRAS-max-ns     = <70000>;
+                        tDQSCK-max-derated = <6000>;
+                };
+        };
+};
diff --git a/arch/arm/boot/dts/twl4030.dtsi b/arch/arm/boot/dts/twl4030.dtsi
index ff000172c93..63411b03693 100644
--- a/arch/arm/boot/dts/twl4030.dtsi
+++ b/arch/arm/boot/dts/twl4030.dtsi
@@ -37,6 +37,24 @@
                 regulator-max-microvolt = <3150000>;
         };
 
+        vusb1v5: regulator-vusb1v5 {
+                compatible = "ti,twl4030-vusb1v5";
+        };
+
+        vusb1v8: regulator-vusb1v8 {
+                compatible = "ti,twl4030-vusb1v8";
+        };
+
+        vusb3v1: regulator-vusb3v1 {
+                compatible = "ti,twl4030-vusb3v1";
+        };
+
+        vsim: regulator-vsim {
+                compatible = "ti,twl4030-vsim";
+                regulator-min-microvolt = <1800000>;
+                regulator-max-microvolt = <3000000>;
+        };
+
         twl_gpio: gpio {
                 compatible = "ti,twl4030-gpio";
                 gpio-controller;
@@ -44,4 +62,13 @@
                 interrupt-controller;
                 #interrupt-cells = <1>;
         };
+
+        twl4030-usb {
+                compatible = "ti,twl4030-usb";
+                interrupts = <10>, <4>;
+                usb1v5-supply = <&vusb1v5>;
+                usb1v8-supply = <&vusb1v8>;
+                usb3v1-supply = <&vusb3v1>;
+                usb_mode = <1>;
+        };
 };
diff --git a/arch/arm/boot/dts/twl6030.dtsi b/arch/arm/boot/dts/twl6030.dtsi
index 123e2c40218..9996cfc5ee8 100644
--- a/arch/arm/boot/dts/twl6030.dtsi
+++ b/arch/arm/boot/dts/twl6030.dtsi
@@ -86,4 +86,9 @@
         clk32kg: regulator-clk32kg {
                 compatible = "ti,twl6030-clk32kg";
         };
+
+        twl_usb_comparator: usb-comparator {
+                compatible = "ti,twl6030-usb";
+                interrupts = <4>, <10>;
+        };
 };
diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig
index 66aa7a6db88..394ded624e3 100644
--- a/arch/arm/configs/imx_v6_v7_defconfig
+++ b/arch/arm/configs/imx_v6_v7_defconfig
@@ -139,6 +139,7 @@ CONFIG_I2C_IMX=y
 CONFIG_SPI=y
 CONFIG_SPI_IMX=y
 CONFIG_GPIO_SYSFS=y
+CONFIG_GPIO_MC9S08DZ60=y
 # CONFIG_HWMON is not set
 CONFIG_WATCHDOG=y
 CONFIG_IMX2_WDT=y
@@ -155,6 +156,7 @@ CONFIG_SOC_CAMERA=y
 CONFIG_SOC_CAMERA_OV2640=y
 CONFIG_VIDEO_MX3=y
 CONFIG_FB=y
+CONFIG_LCD_PLATFORM=y
 CONFIG_BACKLIGHT_LCD_SUPPORT=y
 CONFIG_LCD_CLASS_DEVICE=y
 CONFIG_LCD_L4F00242T03=y
diff --git a/arch/arm/configs/mvebu_defconfig b/arch/arm/configs/mvebu_defconfig
index 7bcf850eddc..3458752c4bb 100644
--- a/arch/arm/configs/mvebu_defconfig
+++ b/arch/arm/configs/mvebu_defconfig
@@ -1,6 +1,6 @@
 CONFIG_EXPERIMENTAL=y
 CONFIG_SYSVIPC=y
-CONFIG_NO_HZ=y
+CONFIG_IRQ_DOMAIN_DEBUG=y
 CONFIG_HIGH_RES_TIMERS=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_BLK_DEV_INITRD=y
@@ -9,10 +9,12 @@ CONFIG_SLAB=y
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 CONFIG_ARCH_MVEBU=y
-CONFIG_MACH_ARMADA_370_XP=y
+CONFIG_MACH_ARMADA_370=y
+CONFIG_MACH_ARMADA_XP=y
+# CONFIG_CACHE_L2X0 is not set
 CONFIG_AEABI=y
 CONFIG_HIGHMEM=y
-CONFIG_USE_OF=y
+# CONFIG_COMPACTION is not set
 CONFIG_ZBOOT_ROM_TEXT=0x0
 CONFIG_ZBOOT_ROM_BSS=0x0
 CONFIG_ARM_APPENDED_DTB=y
@@ -23,6 +25,8 @@ CONFIG_SERIAL_8250_CONSOLE=y
 CONFIG_SERIAL_OF_PLATFORM=y
 CONFIG_GPIOLIB=y
 CONFIG_GPIO_SYSFS=y
+# CONFIG_USB_SUPPORT is not set
+# CONFIG_IOMMU_SUPPORT is not set
 CONFIG_EXT2_FS=y
 CONFIG_EXT3_FS=y
 # CONFIG_EXT3_FS_XATTR is not set
diff --git a/arch/arm/configs/versatile_defconfig b/arch/arm/configs/versatile_defconfig
index cdd4d2bd396..2ba9e63d0f1 100644
--- a/arch/arm/configs/versatile_defconfig
+++ b/arch/arm/configs/versatile_defconfig
@@ -1,3 +1,4 @@
+CONFIG_ARCH_VERSATILE=y
 CONFIG_EXPERIMENTAL=y
 # CONFIG_LOCALVERSION_AUTO is not set
 CONFIG_SYSVIPC=y
diff --git a/arch/arm/include/asm/flat.h b/arch/arm/include/asm/flat.h
index 59426a4595c..e847d23351e 100644
--- a/arch/arm/include/asm/flat.h
+++ b/arch/arm/include/asm/flat.h
@@ -8,7 +8,7 @@
 #define flat_argvp_envp_on_stack()              1
 #define flat_old_ram_flag(flags)                (flags)
 #define flat_reloc_valid(reloc, size)           ((reloc) <= (size))
-#define flat_get_addr_from_rp(rp, relval, flags, persistent) get_unaligned(rp)
+#define flat_get_addr_from_rp(rp, relval, flags, persistent) ((void)persistent,get_unaligned(rp))
 #define flat_put_addr_at_rp(rp, val, relval)    put_unaligned(val,rp)
 #define flat_get_relocate_addr(rel)             (rel)
 #define flat_set_persistent(relval, p)          0
diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h
index 77bd79f2ffd..7e1f76027f6 100644
--- a/arch/arm/include/asm/uaccess.h
+++ b/arch/arm/include/asm/uaccess.h
@@ -200,8 +200,8 @@ extern int __put_user_8(void *, unsigned long long);
 #define USER_DS                 KERNEL_DS
 
 #define segment_eq(a,b)         (1)
-#define __addr_ok(addr)         (1)
-#define __range_ok(addr,size)   (0)
+#define __addr_ok(addr)         ((void)(addr),1)
+#define __range_ok(addr,size)   ((void)(addr),0)
 #define get_fs()                (KERNEL_DS)
 
 static inline void set_fs(mm_segment_t fs)
diff --git a/arch/arm/include/asm/xen/interface.h b/arch/arm/include/asm/xen/interface.h
index ae05e56dd17..5000397134b 100644
--- a/arch/arm/include/asm/xen/interface.h
+++ b/arch/arm/include/asm/xen/interface.h
@@ -29,16 +29,22 @@
 
 #ifndef __ASSEMBLY__
 /* Explicitly size integers that represent pfns in the interface with
- * Xen so that we can have one ABI that works for 32 and 64 bit guests. */
+ * Xen so that we can have one ABI that works for 32 and 64 bit guests.
+ * Note that this means that the xen_pfn_t type may be capable of
+ * representing pfn's which the guest cannot represent in its own pfn
+ * type. However since pfn space is controlled by the guest this is
+ * fine since it simply wouldn't be able to create any sure pfns in
+ * the first place.
+ */
 typedef uint64_t xen_pfn_t;
+#define PRI_xen_pfn "llx"
 typedef uint64_t xen_ulong_t;
+#define PRI_xen_ulong "llx"
 /* Guest handles for primitive C types. */
 __DEFINE_GUEST_HANDLE(uchar, unsigned char);
 __DEFINE_GUEST_HANDLE(uint,  unsigned int);
-__DEFINE_GUEST_HANDLE(ulong, unsigned long);
 DEFINE_GUEST_HANDLE(char);
 DEFINE_GUEST_HANDLE(int);
-DEFINE_GUEST_HANDLE(long);
 DEFINE_GUEST_HANDLE(void);
 DEFINE_GUEST_HANDLE(uint64_t);
 DEFINE_GUEST_HANDLE(uint32_t);
diff --git a/arch/arm/include/asm/xen/page.h b/arch/arm/include/asm/xen/page.h
index 174202318df..c6b9096cef9 100644
--- a/arch/arm/include/asm/xen/page.h
+++ b/arch/arm/include/asm/xen/page.h
@@ -10,7 +10,7 @@
 #include <xen/interface/grant_table.h>
 
 #define pfn_to_mfn(pfn)                 (pfn)
-#define phys_to_machine_mapping_valid   (1)
+#define phys_to_machine_mapping_valid(pfn) (1)
 #define mfn_to_pfn(mfn)                 (mfn)
 #define mfn_to_virt(m)                  (__va(mfn_to_pfn(m) << PAGE_SHIFT))
 
@@ -30,6 +30,8 @@ typedef struct xpaddr {
 #define XMADDR(x)       ((xmaddr_t) { .maddr = (x) })
 #define XPADDR(x)       ((xpaddr_t) { .paddr = (x) })
 
+#define INVALID_P2M_ENTRY      (~0UL)
+
 static inline xmaddr_t phys_to_machine(xpaddr_t phys)
 {
         unsigned offset = phys.paddr & ~PAGE_MASK;
@@ -74,9 +76,14 @@ static inline int m2p_remove_override(struct page *page, bool clear_pte)
         return 0;
 }
 
+static inline bool __set_phys_to_machine(unsigned long pfn, unsigned long mfn)
+{
+        BUG_ON(pfn != mfn && mfn != INVALID_P2M_ENTRY);
+        return true;
+}
+
 static inline bool set_phys_to_machine(unsigned long pfn, unsigned long mfn)
 {
-        BUG();
-        return false;
+        return __set_phys_to_machine(pfn, mfn);
 }
 #endif /* _ASM_ARM_XEN_PAGE_H */
diff --git a/arch/arm/include/debug/8250_32.S b/arch/arm/include/debug/8250_32.S
new file mode 100644
index 00000000000..8db01eeabbb
--- /dev/null
+++ b/arch/arm/include/debug/8250_32.S
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2011 Picochip Ltd., Jamie Iles
+ *
+ * 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.
+ *
+ * Derived from arch/arm/mach-davinci/include/mach/debug-macro.S to use 32-bit
+ * accesses to the 8250.
+ */
+
+#include <linux/serial_reg.h>
+
+                .macro  senduart,rd,rx
+                str     \rd, [\rx, #UART_TX << UART_SHIFT]
+                .endm
+
+                .macro  busyuart,rd,rx
+1002:           ldr     \rd, [\rx, #UART_LSR << UART_SHIFT]
+                and     \rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE
+                teq     \rd, #UART_LSR_TEMT | UART_LSR_THRE
+                bne     1002b
+                .endm
+
+                /* The UART's don't have any flow control IO's wired up. */
+                .macro  waituart,rd,rx
+                .endm
diff --git a/arch/arm/include/debug/picoxcell.S b/arch/arm/include/debug/picoxcell.S
index 7419deb1b94..bc1f07c49cd 100644
--- a/arch/arm/include/debug/picoxcell.S
+++ b/arch/arm/include/debug/picoxcell.S
@@ -5,10 +5,7 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  *
- * Derived from arch/arm/mach-davinci/include/mach/debug-macro.S to use 32-bit
- * accesses to the 8250.
  */
-#include <linux/serial_reg.h>
 
 #define UART_SHIFT 2
 #define PICOXCELL_UART1_BASE            0x80230000
@@ -19,17 +16,4 @@
                 ldr     \rp, =PICOXCELL_UART1_BASE
                 .endm
 
-                .macro  senduart,rd,rx
-                str     \rd, [\rx, #UART_TX << UART_SHIFT]
-                .endm
-
-                .macro  busyuart,rd,rx
-1002:           ldr     \rd, [\rx, #UART_LSR << UART_SHIFT]
-                and     \rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE
-                teq     \rd, #UART_LSR_TEMT | UART_LSR_THRE
-                bne     1002b
-                .endm
-
-                /* The UART's don't have any flow control IO's wired up. */
-                .macro  waituart,rd,rx
-                .endm
+#include "8250_32.S"
diff --git a/arch/arm/include/debug/socfpga.S b/arch/arm/include/debug/socfpga.S
index d6f26d23374..966b2f99494 100644
--- a/arch/arm/include/debug/socfpga.S
+++ b/arch/arm/include/debug/socfpga.S
@@ -7,6 +7,9 @@
  * published by the Free Software Foundation.
  */
 
+#define UART_SHIFT 2
+#define DEBUG_LL_UART_OFFSET    0x00002000
+
                 .macro  addruart, rp, rv, tmp
                 mov     \rp, #DEBUG_LL_UART_OFFSET
                 orr     \rp, \rp, #0x00c00000
@@ -14,3 +17,5 @@
                 orr     \rp, \rp, #0xff000000   @ physical base
                 .endm
 
+#include "8250_32.S"
+
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index 16cedb42c0c..896165096d6 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -34,6 +34,7 @@
 #include <linux/list.h>
 #include <linux/kallsyms.h>
 #include <linux/proc_fs.h>
+#include <linux/export.h>
 
 #include <asm/exception.h>
 #include <asm/mach/arch.h>
@@ -109,6 +110,7 @@ void set_irq_flags(unsigned int irq, unsigned int iflags)
         /* Order is clear bits in "clr" then set bits in "set" */
         irq_modify_status(irq, clr, set & ~clr);
 }
+EXPORT_SYMBOL_GPL(set_irq_flags);
 
 void __init init_IRQ(void)
 {
diff --git a/arch/arm/kernel/kprobes-test-arm.c b/arch/arm/kernel/kprobes-test-arm.c
index 38c1a3b103a..83931290506 100644
--- a/arch/arm/kernel/kprobes-test-arm.c
+++ b/arch/arm/kernel/kprobes-test-arm.c
@@ -366,7 +366,9 @@ void kprobe_arm_test_cases(void)
         TEST_UNSUPPORTED(".word 0xe04f0392 @ umaal r0, pc, r2, r3")
         TEST_UNSUPPORTED(".word 0xe0500090 @ undef")
         TEST_UNSUPPORTED(".word 0xe05fff9f @ undef")
+#endif
 
+#if __LINUX_ARM_ARCH__ >= 7
         TEST_RRR(  "mls         r0, r",1, VAL1,", r",2, VAL2,", r",3,  VAL3,"")
         TEST_RRR(  "mlshi       r7, r",8, VAL3,", r",9, VAL1,", r",10, VAL2,"")
         TEST_RR(   "mls         lr, r",1, VAL2,", r",2, VAL3,", r13")
@@ -456,6 +458,8 @@ void kprobe_arm_test_cases(void)
         TEST_UNSUPPORTED(".word 0xe1700090") /* Unallocated space */
 #if __LINUX_ARM_ARCH__ >= 6
         TEST_UNSUPPORTED("ldrex r2, [sp]")
+#endif
+#if (__LINUX_ARM_ARCH__ >= 7) || defined(CONFIG_CPU_32v6K)
         TEST_UNSUPPORTED("strexd        r0, r2, r3, [sp]")
         TEST_UNSUPPORTED("ldrexd        r2, r3, [sp]")
         TEST_UNSUPPORTED("strexb        r0, r2, [sp]")
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
index e29c3337ca8..8ef8c933780 100644
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -45,10 +45,9 @@ int machine_kexec_prepare(struct kimage *image)
         for (i = 0; i < image->nr_segments; i++) {
                 current_segment = &image->segment[i];
 
-                err = memblock_is_region_memory(current_segment->mem,
-                                                current_segment->memsz);
-                if (err)
-                        return - EINVAL;
+                if (!memblock_is_region_memory(current_segment->mem,
+                                               current_segment->memsz))
+                        return -EINVAL;
 
                 err = get_user(header, (__be32*)current_segment->buf);
                 if (err)
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index 93971b1a4f0..53c0304b734 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -96,6 +96,10 @@ armpmu_event_set_period(struct perf_event *event,
         s64 period = hwc->sample_period;
         int ret = 0;
 
+        /* The period may have been changed by PERF_EVENT_IOC_PERIOD */
+        if (unlikely(period != hwc->last_period))
+                left = period - (hwc->last_period - left);
+
         if (unlikely(left <= -period)) {
                 left = period;
                 local64_set(&hwc->period_left, left);
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 8e20754dd31..fbc8b2623d8 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -294,18 +294,24 @@ static void percpu_timer_setup(void);
 asmlinkage void __cpuinit secondary_start_kernel(void)
 {
         struct mm_struct *mm = &init_mm;
-        unsigned int cpu = smp_processor_id();
+        unsigned int cpu;
+
+        /*
+         * The identity mapping is uncached (strongly ordered), so
+         * switch away from it before attempting any exclusive accesses.
+         */
+        cpu_switch_mm(mm->pgd, mm);
+        enter_lazy_tlb(mm, current);
+        local_flush_tlb_all();
 
         /*
          * All kernel threads share the same mm context; grab a
          * reference and switch to it.
          */
+        cpu = smp_processor_id();
         atomic_inc(&mm->mm_count);
         current->active_mm = mm;
         cpumask_set_cpu(cpu, mm_cpumask(mm));
-        cpu_switch_mm(mm->pgd, mm);
-        enter_lazy_tlb(mm, current);
-        local_flush_tlb_all();
 
         printk("CPU%u: Booted secondary processor\n", cpu);
 
diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c
index e1f906989bb..b22d700fea2 100644
--- a/arch/arm/kernel/smp_twd.c
+++ b/arch/arm/kernel/smp_twd.c
@@ -42,10 +42,10 @@ static void twd_set_mode(enum clock_event_mode mode,
 
         switch (mode) {
         case CLOCK_EVT_MODE_PERIODIC:
-                /* timer load already set up */
                 ctrl = TWD_TIMER_CONTROL_ENABLE | TWD_TIMER_CONTROL_IT_ENABLE
                         | TWD_TIMER_CONTROL_PERIODIC;
-                __raw_writel(twd_timer_rate / HZ, twd_base + TWD_TIMER_LOAD);
+                __raw_writel(DIV_ROUND_CLOSEST(twd_timer_rate, HZ),
+                        twd_base + TWD_TIMER_LOAD);
                 break;
         case CLOCK_EVT_MODE_ONESHOT:
                 /* period set, and timer enabled in 'next_event' hook */
diff --git a/arch/arm/lib/delay.c b/arch/arm/lib/delay.c
index 9d0a30032d7..0dc53854a5d 100644
--- a/arch/arm/lib/delay.c
+++ b/arch/arm/lib/delay.c
@@ -45,6 +45,7 @@ int read_current_timer(unsigned long *timer_val)
         *timer_val = delay_timer->read_current_timer();
         return 0;
 }
+EXPORT_SYMBOL_GPL(read_current_timer);
 
 static void __timer_delay(unsigned long cycles)
 {
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index b1420710193..043624219b5 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -21,19 +21,13 @@ config SOC_AT91SAM9
         bool
         select CPU_ARM926T
         select GENERIC_CLOCKEVENTS
+        select MULTI_IRQ_HANDLER
+        select SPARSE_IRQ
 
 menu "Atmel AT91 System-on-Chip"
 
 comment "Atmel AT91 Processor"
 
-config SOC_AT91SAM9
-        bool
-        select AT91_SAM9_SMC
-        select AT91_SAM9_TIME
-        select CPU_ARM926T
-        select MULTI_IRQ_HANDLER
-        select SPARSE_IRQ
-
 config SOC_AT91RM9200
         bool "AT91RM9200"
         select CPU_ARM920T
diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c
index b4f0565aff6..5269825194a 100644
--- a/arch/arm/mach-at91/at91rm9200.c
+++ b/arch/arm/mach-at91/at91rm9200.c
@@ -187,7 +187,7 @@ static struct clk_lookup periph_clocks_lookups[] = {
         CLKDEV_CON_DEV_ID("pclk", "ssc.0", &ssc0_clk),
         CLKDEV_CON_DEV_ID("pclk", "ssc.1", &ssc1_clk),
         CLKDEV_CON_DEV_ID("pclk", "ssc.2", &ssc2_clk),
-        CLKDEV_CON_DEV_ID(NULL, "i2c-at91rm9200", &twi_clk),
+        CLKDEV_CON_DEV_ID(NULL, "i2c-at91rm9200.0", &twi_clk),
         /* fake hclk clock */
         CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &ohci_clk),
         CLKDEV_CON_ID("pioA", &pioA_clk),
diff --git a/arch/arm/mach-at91/at91rm9200_devices.c b/arch/arm/mach-at91/at91rm9200_devices.c
index a563189cdfc..1e122bcd784 100644
--- a/arch/arm/mach-at91/at91rm9200_devices.c
+++ b/arch/arm/mach-at91/at91rm9200_devices.c
@@ -479,7 +479,7 @@ static struct i2c_gpio_platform_data pdata = {
 
 static struct platform_device at91rm9200_twi_device = {
         .name                   = "i2c-gpio",
-        .id                     = -1,
+        .id                     = 0,
         .dev.platform_data      = &pdata,
 };
 
@@ -512,7 +512,7 @@ static struct resource twi_resources[] = {
 
 static struct platform_device at91rm9200_twi_device = {
         .name           = "i2c-at91rm9200",
-        .id             = -1,
+        .id             = 0,
         .resource       = twi_resources,
         .num_resources  = ARRAY_SIZE(twi_resources),
 };
diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c
index ad29f93f20c..f8202615f4a 100644
--- a/arch/arm/mach-at91/at91sam9260.c
+++ b/arch/arm/mach-at91/at91sam9260.c
@@ -211,8 +211,8 @@ static struct clk_lookup periph_clocks_lookups[] = {
         CLKDEV_CON_DEV_ID("t1_clk", "atmel_tcb.1", &tc4_clk),
         CLKDEV_CON_DEV_ID("t2_clk", "atmel_tcb.1", &tc5_clk),
         CLKDEV_CON_DEV_ID("pclk", "ssc.0", &ssc_clk),
-        CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9260", &twi_clk),
-        CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9g20", &twi_clk),
+        CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9260.0", &twi_clk),
+        CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9g20.0", &twi_clk),
         /* more usart lookup table for DT entries */
         CLKDEV_CON_DEV_ID("usart", "fffff200.serial", &mck),
         CLKDEV_CON_DEV_ID("usart", "fffb0000.serial", &usart0_clk),
diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
index a76b8684f52..aa1e5872988 100644
--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -389,7 +389,7 @@ static struct i2c_gpio_platform_data pdata = {
 
 static struct platform_device at91sam9260_twi_device = {
         .name                   = "i2c-gpio",
-        .id                     = -1,
+        .id                     = 0,
         .dev.platform_data      = &pdata,
 };
 
@@ -421,7 +421,7 @@ static struct resource twi_resources[] = {
 };
 
 static struct platform_device at91sam9260_twi_device = {
-        .id             = -1,
+        .id             = 0,
         .resource       = twi_resources,
         .num_resources  = ARRAY_SIZE(twi_resources),
 };
diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c
index 8d999eb1a13..04295c04b3e 100644
--- a/arch/arm/mach-at91/at91sam9261.c
+++ b/arch/arm/mach-at91/at91sam9261.c
@@ -178,8 +178,8 @@ static struct clk_lookup periph_clocks_lookups[] = {
         CLKDEV_CON_DEV_ID("pclk", "ssc.1", &ssc1_clk),
         CLKDEV_CON_DEV_ID("pclk", "ssc.2", &ssc2_clk),
         CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &hck0),
-        CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9261", &twi_clk),
-        CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9g10", &twi_clk),
+        CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9261.0", &twi_clk),
+        CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9g10.0", &twi_clk),
         CLKDEV_CON_ID("pioA", &pioA_clk),
         CLKDEV_CON_ID("pioB", &pioB_clk),
         CLKDEV_CON_ID("pioC", &pioC_clk),
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c
index 9752f17efba..b9487696b7b 100644
--- a/arch/arm/mach-at91/at91sam9261_devices.c
+++ b/arch/arm/mach-at91/at91sam9261_devices.c
@@ -285,7 +285,7 @@ static struct i2c_gpio_platform_data pdata = {
 
 static struct platform_device at91sam9261_twi_device = {
         .name                   = "i2c-gpio",
-        .id                     = -1,
+        .id                     = 0,
         .dev.platform_data      = &pdata,
 };
 
@@ -317,7 +317,7 @@ static struct resource twi_resources[] = {
 };
 
 static struct platform_device at91sam9261_twi_device = {
-        .id             = -1,
+        .id             = 0,
         .resource       = twi_resources,
         .num_resources  = ARRAY_SIZE(twi_resources),
 };
diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c
index 6a01d0360df..d6f9c23927c 100644
--- a/arch/arm/mach-at91/at91sam9263.c
+++ b/arch/arm/mach-at91/at91sam9263.c
@@ -193,7 +193,7 @@ static struct clk_lookup periph_clocks_lookups[] = {
         CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.0", &spi0_clk),
         CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.1", &spi1_clk),
         CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.0", &tcb_clk),
-        CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9260", &twi_clk),
+        CLKDEV_CON_DEV_ID(NULL, "i2c-at91sam9260.0", &twi_clk),
         /* fake hclk clock */
         CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &ohci_clk),
         CLKDEV_CON_ID("pioA", &pioA_clk),
diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
index 8dde220b42b..cb85da2ecce 100644
--- a/arch/arm/mach-at91/at91sam9263_devices.c
+++ b/arch/arm/mach-at91/at91sam9263_devices.c
@@ -567,7 +567,7 @@ static struct i2c_gpio_platform_data pdata = {
 
 static struct platform_device at91sam9263_twi_device = {
         .name                   = "i2c-gpio",
-        .id                     = -1,
+        .id                     = 0,
         .dev.platform_data      = &pdata,
 };
 
@@ -600,7 +600,7 @@ static struct resource twi_resources[] = {
 
 static struct platform_device at91sam9263_twi_device = {
         .name           = "i2c-at91sam9260",
-        .id             = -1,
+        .id             = 0,
         .resource       = twi_resources,
         .num_resources  = ARRAY_SIZE(twi_resources),
 };
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index d6ca0543ce8..5047bdc92ad 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -314,7 +314,7 @@ static struct i2c_gpio_platform_data pdata = {
 
 static struct platform_device at91sam9rl_twi_device = {
         .name                   = "i2c-gpio",
-        .id                     = -1,
+        .id                     = 0,
         .dev.platform_data      = &pdata,
 };
 
@@ -347,7 +347,7 @@ static struct resource twi_resources[] = {
 
 static struct platform_device at91sam9rl_twi_device = {
         .name           = "i2c-at91sam9g20",
-        .id             = -1,
+        .id             = 0,
         .resource       = twi_resources,
         .num_resources  = ARRAY_SIZE(twi_resources),
 };
diff --git a/arch/arm/mach-at91/at91x40.c b/arch/arm/mach-at91/at91x40.c
index 6bd7300a2bc..bb7f54474b9 100644
--- a/arch/arm/mach-at91/at91x40.c
+++ b/arch/arm/mach-at91/at91x40.c
@@ -88,6 +88,6 @@ void __init at91x40_init_interrupts(unsigned int priority[NR_AIC_IRQS])
         if (!priority)
                 priority = at91x40_default_irq_priority;
 
-        at91_aic_init(priority);
+        at91_aic_init(priority, at91_extern_irq);
 }
 
diff --git a/arch/arm/mach-at91/board-neocore926.c b/arch/arm/mach-at91/board-neocore926.c
index 9cda3fd346a..6960778af4c 100644
--- a/arch/arm/mach-at91/board-neocore926.c
+++ b/arch/arm/mach-at91/board-neocore926.c
@@ -129,7 +129,7 @@ static struct spi_board_info neocore926_spi_devices[] = {
                 .max_speed_hz   = 125000 * 16,
                 .bus_num        = 0,
                 .platform_data  = &ads_info,
-                .irq            = AT91SAM9263_ID_IRQ1,
+                .irq            = NR_IRQS_LEGACY + AT91SAM9263_ID_IRQ1,
         },
 #endif
 };
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c
index 27b3af1a304..a9167dd45f9 100644
--- a/arch/arm/mach-at91/board-sam9261ek.c
+++ b/arch/arm/mach-at91/board-sam9261ek.c
@@ -309,7 +309,7 @@ static struct spi_board_info ek_spi_devices[] = {
                 .max_speed_hz   = 125000 * 26,  /* (max sample rate @ 3V) * (cmd + data + overhead) */
                 .bus_num        = 0,
                 .platform_data  = &ads_info,
-                .irq            = AT91SAM9261_ID_IRQ0,
+                .irq            = NR_IRQS_LEGACY + AT91SAM9261_ID_IRQ0,
                 .controller_data = (void *) AT91_PIN_PA28,      /* CS pin */
         },
 #endif
diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c
index 073e17403d9..b87dbe2be0d 100644
--- a/arch/arm/mach-at91/board-sam9263ek.c
+++ b/arch/arm/mach-at91/board-sam9263ek.c
@@ -132,7 +132,7 @@ static struct spi_board_info ek_spi_devices[] = {
                 .max_speed_hz   = 125000 * 26,  /* (max sample rate @ 3V) * (cmd + data + overhead) */
                 .bus_num        = 0,
                 .platform_data  = &ads_info,
-                .irq            = AT91SAM9263_ID_IRQ1,
+                .irq            = NR_IRQS_LEGACY + AT91SAM9263_ID_IRQ1,
         },
 #endif
 };
diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h
index f4965067765..b62f560e6c7 100644
--- a/arch/arm/mach-at91/generic.h
+++ b/arch/arm/mach-at91/generic.h
@@ -26,7 +26,8 @@ extern void __init at91_dt_initialize(void);
 extern void __init at91_init_irq_default(void);
 extern void __init at91_init_interrupts(unsigned int priority[]);
 extern void __init at91x40_init_interrupts(unsigned int priority[]);
-extern void __init at91_aic_init(unsigned int priority[]);
+extern void __init at91_aic_init(unsigned int priority[],
+                                 unsigned int ext_irq_mask);
 extern int  __init at91_aic_of_init(struct device_node *node,
                                     struct device_node *parent);
 extern int  __init at91_aic5_of_init(struct device_node *node,
diff --git a/arch/arm/mach-at91/irq.c b/arch/arm/mach-at91/irq.c
index 1e02c0e49dc..febc2ee901a 100644
--- a/arch/arm/mach-at91/irq.c
+++ b/arch/arm/mach-at91/irq.c
@@ -502,14 +502,19 @@ int __init at91_aic5_of_init(struct device_node *node,
 /*
  * Initialize the AIC interrupt controller.
  */
-void __init at91_aic_init(unsigned int *priority)
+void __init at91_aic_init(unsigned int *priority, unsigned int ext_irq_mask)
 {
         unsigned int i;
         int irq_base;
 
-        if (at91_aic_pm_init())
+        at91_extern_irq = kzalloc(BITS_TO_LONGS(n_irqs)
+                                  * sizeof(*at91_extern_irq), GFP_KERNEL);
+
+        if (at91_aic_pm_init() || at91_extern_irq == NULL)
                 panic("Unable to allocate bit maps\n");
 
+        *at91_extern_irq = ext_irq_mask;
+
         at91_aic_base = ioremap(AT91_AIC, 512);
         if (!at91_aic_base)
                 panic("Unable to ioremap AIC registers\n");
diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c
index da9881b161e..0b32c81730a 100644
--- a/arch/arm/mach-at91/setup.c
+++ b/arch/arm/mach-at91/setup.c
@@ -47,7 +47,7 @@ void __init at91_init_irq_default(void)
 void __init at91_init_interrupts(unsigned int *priority)
 {
         /* Initialize the AIC interrupt controller */
-        at91_aic_init(priority);
+        at91_aic_init(priority, at91_extern_irq);
 
         /* Enable GPIO interrupts */
         at91_gpio_irq_setup();
@@ -151,7 +151,7 @@ static void __init soc_detect(u32 dbgu_base)
         }
 
         /* at91sam9g10 */
-        if ((cidr & ~AT91_CIDR_EXT) == ARCH_ID_AT91SAM9G10) {
+        if ((socid & ~AT91_CIDR_EXT) == ARCH_ID_AT91SAM9G10) {
                 at91_soc_initdata.type = AT91_SOC_SAM9G10;
                 at91_boot_soc = at91sam9261_soc;
         }
diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c
index 715b690e500..1947be8e5f5 100644
--- a/arch/arm/mach-exynos/common.c
+++ b/arch/arm/mach-exynos/common.c
@@ -47,6 +47,7 @@
 #include <plat/fimc-core.h>
 #include <plat/iic-core.h>
 #include <plat/tv-core.h>
+#include <plat/spi-core.h>
 #include <plat/regs-serial.h>
 
 #include "common.h"
@@ -346,6 +347,8 @@ static void __init exynos4_map_io(void)
 
         s5p_fb_setname(0, "exynos4-fb");
         s5p_hdmi_setname("exynos4-hdmi");
+
+        s3c64xx_spi_setname("exynos4210-spi");
 }
 
 static void __init exynos5_map_io(void)
@@ -366,6 +369,8 @@ static void __init exynos5_map_io(void)
         s3c_i2c0_setname("s3c2440-i2c");
         s3c_i2c1_setname("s3c2440-i2c");
         s3c_i2c2_setname("s3c2440-i2c");
+
+        s3c64xx_spi_setname("exynos4210-spi");
 }
 
 static void __init exynos4_init_clocks(int xtal)
diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-exynos4-dt.c
index e58d786faf7..eadf4b59e7d 100644
--- a/arch/arm/mach-exynos/mach-exynos4-dt.c
+++ b/arch/arm/mach-exynos/mach-exynos4-dt.c
@@ -99,6 +99,7 @@ static char const *exynos4_dt_compat[] __initdata = {
 
 DT_MACHINE_START(EXYNOS4210_DT, "Samsung Exynos4 (Flattened Device Tree)")
         /* Maintainer: Thomas Abraham <thomas.abraham@linaro.org> */
+        .smp            = smp_ops(exynos_smp_ops),
         .init_irq       = exynos4_init_irq,
         .map_io         = exynos4_dt_map_io,
         .handle_irq     = gic_handle_irq,
diff --git a/arch/arm/mach-imx/clk-busy.c b/arch/arm/mach-imx/clk-busy.c
index 1a7a8dd045a..1ab91b5209e 100644
--- a/arch/arm/mach-imx/clk-busy.c
+++ b/arch/arm/mach-imx/clk-busy.c
@@ -108,7 +108,7 @@ struct clk *imx_clk_busy_divider(const char *name, const char *parent_name,
         busy->div.hw.init = &init;
 
         clk = clk_register(NULL, &busy->div.hw);
-        if (!clk)
+        if (IS_ERR(clk))
                 kfree(busy);
 
         return clk;
diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c
index d20d4795f4e..01e2f843bf2 100644
--- a/arch/arm/mach-imx/clk-imx25.c
+++ b/arch/arm/mach-imx/clk-imx25.c
@@ -127,8 +127,8 @@ int __init mx25_clocks_init(void)
         clk[esdhc2_ipg_per] = imx_clk_gate("esdhc2_ipg_per", "per4", ccm(CCM_CGCR0),  4);
         clk[gpt_ipg_per] = imx_clk_gate("gpt_ipg_per", "per5", ccm(CCM_CGCR0),  5);
         clk[i2c_ipg_per] = imx_clk_gate("i2c_ipg_per", "per6", ccm(CCM_CGCR0),  6);
-        clk[lcdc_ipg_per] = imx_clk_gate("lcdc_ipg_per", "per8", ccm(CCM_CGCR0),  7);
-        clk[nfc_ipg_per] = imx_clk_gate("nfc_ipg_per", "ipg_per", ccm(CCM_CGCR0),  8);
+        clk[lcdc_ipg_per] = imx_clk_gate("lcdc_ipg_per", "per7", ccm(CCM_CGCR0),  7);
+        clk[nfc_ipg_per] = imx_clk_gate("nfc_ipg_per", "per8", ccm(CCM_CGCR0),  8);
         clk[ssi1_ipg_per] = imx_clk_gate("ssi1_ipg_per", "per13", ccm(CCM_CGCR0), 13);
         clk[ssi2_ipg_per] = imx_clk_gate("ssi2_ipg_per", "per14", ccm(CCM_CGCR0), 14);
         clk[uart_ipg_per] = imx_clk_gate("uart_ipg_per", "per15", ccm(CCM_CGCR0), 15);
diff --git a/arch/arm/mach-imx/clk-imx27.c b/arch/arm/mach-imx/clk-imx27.c
index 3b6b640eed2..366e5d59d88 100644
--- a/arch/arm/mach-imx/clk-imx27.c
+++ b/arch/arm/mach-imx/clk-imx27.c
@@ -109,7 +109,7 @@ int __init mx27_clocks_init(unsigned long fref)
         clk[per3_div] = imx_clk_divider("per3_div", "mpll_main2", CCM_PCDR1, 16, 6);
         clk[per4_div] = imx_clk_divider("per4_div", "mpll_main2", CCM_PCDR1, 24, 6);
         clk[vpu_sel] = imx_clk_mux("vpu_sel", CCM_CSCR, 21, 1, vpu_sel_clks, ARRAY_SIZE(vpu_sel_clks));
-        clk[vpu_div] = imx_clk_divider("vpu_div", "vpu_sel", CCM_PCDR0, 10, 3);
+        clk[vpu_div] = imx_clk_divider("vpu_div", "vpu_sel", CCM_PCDR0, 10, 6);
         clk[usb_div] = imx_clk_divider("usb_div", "spll", CCM_CSCR, 28, 3);
         clk[cpu_sel] = imx_clk_mux("cpu_sel", CCM_CSCR, 15, 1, cpu_sel_clks, ARRAY_SIZE(cpu_sel_clks));
         clk[clko_sel] = imx_clk_mux("clko_sel", CCM_CCSR, 0, 5, clko_sel_clks, ARRAY_SIZE(clko_sel_clks));
@@ -121,7 +121,7 @@ int __init mx27_clocks_init(unsigned long fref)
         clk[ssi1_sel] = imx_clk_mux("ssi1_sel", CCM_CSCR, 22, 1, ssi_sel_clks, ARRAY_SIZE(ssi_sel_clks));
         clk[ssi2_sel] = imx_clk_mux("ssi2_sel", CCM_CSCR, 23, 1, ssi_sel_clks, ARRAY_SIZE(ssi_sel_clks));
         clk[ssi1_div] = imx_clk_divider("ssi1_div", "ssi1_sel", CCM_PCDR0, 16, 6);
-        clk[ssi2_div] = imx_clk_divider("ssi2_div", "ssi2_sel", CCM_PCDR0, 26, 3);
+        clk[ssi2_div] = imx_clk_divider("ssi2_div", "ssi2_sel", CCM_PCDR0, 26, 6);
         clk[clko_en] = imx_clk_gate("clko_en", "clko_div", CCM_PCCR0, 0);
         clk[ssi2_ipg_gate] = imx_clk_gate("ssi2_ipg_gate", "ipg", CCM_PCCR0, 0);
         clk[ssi1_ipg_gate] = imx_clk_gate("ssi1_ipg_gate", "ipg", CCM_PCCR0, 1);
diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c
index 9d2c843bde0..b5deb055455 100644
--- a/arch/arm/mach-imx/mm-imx3.c
+++ b/arch/arm/mach-imx/mm-imx3.c
@@ -108,9 +108,8 @@ void __init imx3_init_l2x0(void)
         }
 
         l2x0_base = ioremap(MX3x_L2CC_BASE_ADDR, 4096);
-        if (IS_ERR(l2x0_base)) {
-                printk(KERN_ERR "remapping L2 cache area failed with %ld\n",
-                                PTR_ERR(l2x0_base));
+        if (!l2x0_base) {
+                printk(KERN_ERR "remapping L2 cache area failed\n");
                 return;
         }
 
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 2a1a898c7f9..d669e227e00 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -11,7 +11,6 @@ config ARCH_OMAP2PLUS_TYPICAL
         select I2C_OMAP
         select MENELAUS if ARCH_OMAP2
         select NEON if ARCH_OMAP3 || ARCH_OMAP4 || SOC_OMAP5
-        select PINCTRL
         select PM_RUNTIME
         select REGULATOR
         select SERIAL_OMAP
diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c
index 601ecdfb1cf..d69018028d9 100644
--- a/arch/arm/mach-omap2/board-generic.c
+++ b/arch/arm/mach-omap2/board-generic.c
@@ -97,6 +97,23 @@ DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)")
         .dt_compat      = omap3_boards_compat,
         .restart        = omap_prcm_restart,
 MACHINE_END
+
+static const char *omap3_gp_boards_compat[] __initdata = {
+        "ti,omap3-beagle",
+        NULL,
+};
+
+DT_MACHINE_START(OMAP3_GP_DT, "Generic OMAP3-GP (Flattened Device Tree)")
+        .reserve        = omap_reserve,
+        .map_io         = omap3_map_io,
+        .init_early     = omap3430_init_early,
+        .init_irq       = omap_intc_of_init,
+        .handle_irq     = omap3_intc_handle_irq,
+        .init_machine   = omap_generic_init,
+        .timer          = &omap3_secure_timer,
+        .dt_compat      = omap3_gp_boards_compat,
+        .restart        = omap_prcm_restart,
+MACHINE_END
 #endif
 
 #ifdef CONFIG_SOC_AM33XX
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 85c09a09c5e..5a3800da903 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -24,6 +24,7 @@
 #include <linux/input.h>
 #include <linux/gpio_keys.h>
 #include <linux/opp.h>
+#include <linux/cpu.h>
 
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
@@ -447,27 +448,31 @@ static struct omap_board_mux board_mux[] __initdata = {
 };
 #endif
 
-static void __init beagle_opp_init(void)
+static int __init beagle_opp_init(void)
 {
         int r = 0;
 
-        /* Initialize the omap3 opp table */
-        if (omap3_opp_init()) {
+        if (!machine_is_omap3_beagle())
+                return 0;
+
+        /* Initialize the omap3 opp table if not already created. */
+        r = omap3_opp_init();
+        if (IS_ERR_VALUE(r) && (r != -EEXIST)) {
                 pr_err("%s: opp default init failed\n", __func__);
-                return;
+                return r;
         }
 
         /* Custom OPP enabled for all xM versions */
         if (cpu_is_omap3630()) {
                 struct device *mpu_dev, *iva_dev;
 
-                mpu_dev = omap_device_get_by_hwmod_name("mpu");
+                mpu_dev = get_cpu_device(0);
                 iva_dev = omap_device_get_by_hwmod_name("iva");
 
                 if (IS_ERR(mpu_dev) || IS_ERR(iva_dev)) {
                         pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n",
                                 __func__, mpu_dev, iva_dev);
-                        return;
+                        return -ENODEV;
                 }
                 /* Enable MPU 1GHz and lower opps */
                 r = opp_enable(mpu_dev, 800000000);
@@ -487,8 +492,9 @@ static void __init beagle_opp_init(void)
                         opp_disable(iva_dev, 660000000);
                 }
         }
-        return;
+        return 0;
 }
+device_initcall(beagle_opp_init);
 
 static void __init omap3_beagle_init(void)
 {
@@ -526,8 +532,6 @@ static void __init omap3_beagle_init(void)
         /* Ensure SDRC pins are mux'd for self-refresh */
         omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
         omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
-
-        beagle_opp_init();
 }
 
 MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board")
diff --git a/arch/arm/mach-omap2/clock33xx_data.c b/arch/arm/mach-omap2/clock33xx_data.c
index 1cb79cc5808..17e3de51bcb 100644
--- a/arch/arm/mach-omap2/clock33xx_data.c
+++ b/arch/arm/mach-omap2/clock33xx_data.c
@@ -1072,6 +1072,8 @@ static struct omap_clk am33xx_clks[] = {
         CLK(NULL,       "gfx_fck_div_ck",       &gfx_fck_div_ck,        CK_AM33XX),
         CLK(NULL,       "sysclkout_pre_ck",     &sysclkout_pre_ck,      CK_AM33XX),
         CLK(NULL,       "clkout2_ck",           &clkout2_ck,    CK_AM33XX),
+        CLK(NULL,       "timer_32k_ck",         &clkdiv32k_ick, CK_AM33XX),
+        CLK(NULL,       "timer_sys_ck",         &sys_clkin_ck,  CK_AM33XX),
 };
 
 int __init am33xx_clk_init(void)
diff --git a/arch/arm/mach-omap2/mux34xx.c b/arch/arm/mach-omap2/mux34xx.c
index 17f80e4ab16..c47140bbbec 100644
--- a/arch/arm/mach-omap2/mux34xx.c
+++ b/arch/arm/mach-omap2/mux34xx.c
@@ -614,16 +614,16 @@ static struct omap_mux __initdata omap3_muxmodes[] = {
                 "sys_off_mode", NULL, NULL, NULL,
                 "gpio_9", NULL, NULL, "safe_mode"),
         _OMAP3_MUXENTRY(UART1_CTS, 150,
-                "uart1_cts", NULL, NULL, NULL,
+                "uart1_cts", "ssi1_rdy_tx", NULL, NULL,
                 "gpio_150", "hsusb3_tll_clk", NULL, "safe_mode"),
         _OMAP3_MUXENTRY(UART1_RTS, 149,
-                "uart1_rts", NULL, NULL, NULL,
+                "uart1_rts", "ssi1_flag_tx", NULL, NULL,
                 "gpio_149", NULL, NULL, "safe_mode"),
         _OMAP3_MUXENTRY(UART1_RX, 151,
-                "uart1_rx", NULL, "mcbsp1_clkr", "mcspi4_clk",
+                "uart1_rx", "ss1_wake_tx", "mcbsp1_clkr", "mcspi4_clk",
                 "gpio_151", NULL, NULL, "safe_mode"),
         _OMAP3_MUXENTRY(UART1_TX, 148,
-                "uart1_tx", NULL, NULL, NULL,
+                "uart1_tx", "ssi1_dat_tx", NULL, NULL,
                 "gpio_148", NULL, NULL, "safe_mode"),
         _OMAP3_MUXENTRY(UART2_CTS, 144,
                 "uart2_cts", "mcbsp3_dx", "gpt9_pwm_evt", NULL,
diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h
index 686137d164d..67d66131cfa 100644
--- a/arch/arm/mach-omap2/pm.h
+++ b/arch/arm/mach-omap2/pm.h
@@ -91,6 +91,7 @@ extern void omap3_save_scratchpad_contents(void);
 
 #define PM_RTA_ERRATUM_i608             (1 << 0)
 #define PM_SDRC_WAKEUP_ERRATUM_i583     (1 << 1)
+#define PM_PER_MEMORIES_ERRATUM_i582    (1 << 2)
 
 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3)
 extern u16 pm34xx_errata;
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 4c85762107b..11f9669eb7e 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -653,14 +653,17 @@ static void __init pm_errata_configure(void)
                 /* Enable the l2 cache toggling in sleep logic */
                 enable_omap3630_toggle_l2_on_restore();
                 if (omap_rev() < OMAP3630_REV_ES1_2)
-                        pm34xx_errata |= PM_SDRC_WAKEUP_ERRATUM_i583;
+                        pm34xx_errata |= (PM_SDRC_WAKEUP_ERRATUM_i583 |
+                                          PM_PER_MEMORIES_ERRATUM_i582);
+        } else if (cpu_is_omap34xx()) {
+                pm34xx_errata |= PM_PER_MEMORIES_ERRATUM_i582;
         }
 }
 
 int __init omap3_pm_init(void)
 {
         struct power_state *pwrst, *tmp;
-        struct clockdomain *neon_clkdm, *mpu_clkdm;
+        struct clockdomain *neon_clkdm, *mpu_clkdm, *per_clkdm, *wkup_clkdm;
         int ret;
 
         if (!omap3_has_io_chain_ctrl())
@@ -712,6 +715,8 @@ int __init omap3_pm_init(void)
 
         neon_clkdm = clkdm_lookup("neon_clkdm");
         mpu_clkdm = clkdm_lookup("mpu_clkdm");
+        per_clkdm = clkdm_lookup("per_clkdm");
+        wkup_clkdm = clkdm_lookup("wkup_clkdm");
 
 #ifdef CONFIG_SUSPEND
         omap_pm_suspend = omap3_pm_suspend;
@@ -728,6 +733,27 @@ int __init omap3_pm_init(void)
         if (IS_PM34XX_ERRATUM(PM_RTA_ERRATUM_i608))
                 omap3630_ctrl_disable_rta();
 
+        /*
+         * The UART3/4 FIFO and the sidetone memory in McBSP2/3 are
+         * not correctly reset when the PER powerdomain comes back
+         * from OFF or OSWR when the CORE powerdomain is kept active.
+         * See OMAP36xx Erratum i582 "PER Domain reset issue after
+         * Domain-OFF/OSWR Wakeup".  This wakeup dependency is not a
+         * complete workaround.  The kernel must also prevent the PER
+         * powerdomain from going to OSWR/OFF while the CORE
+         * powerdomain is not going to OSWR/OFF.  And if PER last
+         * power state was off while CORE last power state was ON, the
+         * UART3/4 and McBSP2/3 SIDETONE devices need to run a
+         * self-test using their loopback tests; if that fails, those
+         * devices are unusable until the PER/CORE can complete a transition
+         * from ON to OSWR/OFF and then back to ON.
+         *
+         * XXX Technically this workaround is only needed if off-mode
+         * or OSWR is enabled.
+         */
+        if (IS_PM34XX_ERRATUM(PM_PER_MEMORIES_ERRATUM_i582))
+                clkdm_add_wkdep(per_clkdm, wkup_clkdm);
+
         clkdm_add_wkdep(neon_clkdm, mpu_clkdm);
         if (omap_type() != OMAP2_DEVICE_TYPE_GP) {
                 omap3_secure_ram_storage =
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index 812976eac53..aa30a3c2088 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -330,6 +330,11 @@ void __init omap_serial_init_port(struct omap_board_data *bdata,
 
         oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt);
 
+        if (console_uart_id == bdata->id) {
+                omap_device_enable(pdev);
+                pm_runtime_set_active(&pdev->dev);
+        }
+
         oh->dev_attr = uart;
 
         if (((cpu_is_omap34xx() || cpu_is_omap44xx()) && bdata->pads)
diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c
index c5bc2cb4d8d..684d2fc3d48 100644
--- a/arch/arm/mach-omap2/timer.c
+++ b/arch/arm/mach-omap2/timer.c
@@ -37,6 +37,8 @@
 #include <linux/clockchips.h>
 #include <linux/slab.h>
 #include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
 
 #include <asm/mach/time.h>
 #include <asm/smp_twd.h>
@@ -67,11 +69,13 @@
 #define OMAP3_CLKEV_SOURCE      OMAP3_32K_SOURCE
 #define OMAP4_CLKEV_SOURCE      OMAP4_32K_SOURCE
 #define OMAP3_SECURE_TIMER      12
+#define TIMER_PROP_SECURE       "ti,timer-secure"
 #else
 #define OMAP2_CLKEV_SOURCE      OMAP2_MPU_SOURCE
 #define OMAP3_CLKEV_SOURCE      OMAP3_MPU_SOURCE
 #define OMAP4_CLKEV_SOURCE      OMAP4_MPU_SOURCE
 #define OMAP3_SECURE_TIMER      1
+#define TIMER_PROP_SECURE       "ti,timer-alwon"
 #endif
 
 #define REALTIME_COUNTER_BASE                           0x48243200
@@ -145,36 +149,141 @@ static struct clock_event_device clockevent_gpt = {
         .set_mode       = omap2_gp_timer_set_mode,
 };
 
+static struct property device_disabled = {
+        .name = "status",
+        .length = sizeof("disabled"),
+        .value = "disabled",
+};
+
+static struct of_device_id omap_timer_match[] __initdata = {
+        { .compatible = "ti,omap2-timer", },
+        { }
+};
+
+static struct of_device_id omap_counter_match[] __initdata = {
+        { .compatible = "ti,omap-counter32k", },
+        { }
+};
+
+/**
+ * omap_get_timer_dt - get a timer using device-tree
+ * @match       - device-tree match structure for matching a device type
+ * @property    - optional timer property to match
+ *
+ * Helper function to get a timer during early boot using device-tree for use
+ * as kernel system timer. Optionally, the property argument can be used to
+ * select a timer with a specific property. Once a timer is found then mark
+ * the timer node in device-tree as disabled, to prevent the kernel from
+ * registering this timer as a platform device and so no one else can use it.
+ */
+static struct device_node * __init omap_get_timer_dt(struct of_device_id *match,
+                                                     const char *property)
+{
+        struct device_node *np;
+
+        for_each_matching_node(np, match) {
+                if (!of_device_is_available(np)) {
+                        of_node_put(np);
+                        continue;
+                }
+
+                if (property && !of_get_property(np, property, NULL)) {
+                        of_node_put(np);
+                        continue;
+                }
+
+                prom_add_property(np, &device_disabled);
+                return np;
+        }
+
+        return NULL;
+}
+
+/**
+ * omap_dmtimer_init - initialisation function when device tree is used
+ *
+ * For secure OMAP3 devices, timers with device type "timer-secure" cannot
+ * be used by the kernel as they are reserved. Therefore, to prevent the
+ * kernel registering these devices remove them dynamically from the device
+ * tree on boot.
+ */
+void __init omap_dmtimer_init(void)
+{
+        struct device_node *np;
+
+        if (!cpu_is_omap34xx())
+                return;
+
+        /* If we are a secure device, remove any secure timer nodes */
+        if ((omap_type() != OMAP2_DEVICE_TYPE_GP)) {
+                np = omap_get_timer_dt(omap_timer_match, "ti,timer-secure");
+                if (np)
+                        of_node_put(np);
+        }
+}
+
 static int __init omap_dm_timer_init_one(struct omap_dm_timer *timer,
                                                 int gptimer_id,
-                                                const char *fck_source)
+                                                const char *fck_source,
+                                                const char *property)
 {
         char name[10]; /* 10 = sizeof("gptXX_Xck0") */
+        const char *oh_name;
+        struct device_node *np;
         struct omap_hwmod *oh;
         struct resource irq_rsrc, mem_rsrc;
         size_t size;
         int res = 0;
         int r;
 
-        sprintf(name, "timer%d", gptimer_id);
-        omap_hwmod_setup_one(name);
-        oh = omap_hwmod_lookup(name);
+        if (of_have_populated_dt()) {
+                np = omap_get_timer_dt(omap_timer_match, NULL);
+                if (!np)
+                        return -ENODEV;
+
+                of_property_read_string_index(np, "ti,hwmods", 0, &oh_name);
+                if (!oh_name)
+                        return -ENODEV;
+
+                timer->irq = irq_of_parse_and_map(np, 0);
+                if (!timer->irq)
+                        return -ENXIO;
+
+                timer->io_base = of_iomap(np, 0);
+
+                of_node_put(np);
+        } else {
+                if (omap_dm_timer_reserve_systimer(gptimer_id))
+                        return -ENODEV;
+
+                sprintf(name, "timer%d", gptimer_id);
+                oh_name = name;
+        }
+
+        omap_hwmod_setup_one(oh_name);
+        oh = omap_hwmod_lookup(oh_name);
+
         if (!oh)
                 return -ENODEV;
 
-        r = omap_hwmod_get_resource_byname(oh, IORESOURCE_IRQ, NULL, &irq_rsrc);
-        if (r)
-                return -ENXIO;
-        timer->irq = irq_rsrc.start;
-
-        r = omap_hwmod_get_resource_byname(oh, IORESOURCE_MEM, NULL, &mem_rsrc);
-        if (r)
-                return -ENXIO;
-        timer->phys_base = mem_rsrc.start;
-        size = mem_rsrc.end - mem_rsrc.start;
+        if (!of_have_populated_dt()) {
+                r = omap_hwmod_get_resource_byname(oh, IORESOURCE_IRQ, NULL,
+                                                   &irq_rsrc);
+                if (r)
+                        return -ENXIO;
+                timer->irq = irq_rsrc.start;
+
+                r = omap_hwmod_get_resource_byname(oh, IORESOURCE_MEM, NULL,
+                                                   &mem_rsrc);
+                if (r)
+                        return -ENXIO;
+                timer->phys_base = mem_rsrc.start;
+                size = mem_rsrc.end - mem_rsrc.start;
+
+                /* Static mapping, never released */
+                timer->io_base = ioremap(timer->phys_base, size);
+        }
 
-        /* Static mapping, never released */
-        timer->io_base = ioremap(timer->phys_base, size);
         if (!timer->io_base)
                 return -ENXIO;
 
@@ -185,9 +294,7 @@ static int __init omap_dm_timer_init_one(struct omap_dm_timer *timer,
 
         omap_hwmod_enable(oh);
 
-        if (omap_dm_timer_reserve_systimer(gptimer_id))
-                return -ENODEV;
-
+        /* FIXME: Need to remove hard-coded test on timer ID */
         if (gptimer_id != 12) {
                 struct clk *src;
 
@@ -197,8 +304,8 @@ static int __init omap_dm_timer_init_one(struct omap_dm_timer *timer,
                 } else {
                         res = __omap_dm_timer_set_source(timer->fclk, src);
                         if (IS_ERR_VALUE(res))
-                                pr_warning("%s: timer%i cannot set source\n",
-                                                __func__, gptimer_id);
+                                pr_warn("%s: %s cannot set source\n",
+                                        __func__, oh->name);
                         clk_put(src);
                 }
         }
@@ -214,11 +321,12 @@ static int __init omap_dm_timer_init_one(struct omap_dm_timer *timer,
 }
 
 static void __init omap2_gp_clockevent_init(int gptimer_id,
-                                                const char *fck_source)
+                                                const char *fck_source,
+                                                const char *property)
 {
         int res;
 
-        res = omap_dm_timer_init_one(&clkev, gptimer_id, fck_source);
+        res = omap_dm_timer_init_one(&clkev, gptimer_id, fck_source, property);
         BUG_ON(res);
 
         omap2_gp_timer_irq.dev_id = &clkev;
@@ -275,11 +383,26 @@ static u32 notrace dmtimer_read_sched_clock(void)
 static int __init omap2_sync32k_clocksource_init(void)
 {
         int ret;
+        struct device_node *np = NULL;
         struct omap_hwmod *oh;
         void __iomem *vbase;
         const char *oh_name = "counter_32k";
 
         /*
+         * If device-tree is present, then search the DT blob
+         * to see if the 32kHz counter is supported.
+         */
+        if (of_have_populated_dt()) {
+                np = omap_get_timer_dt(omap_counter_match, NULL);
+                if (!np)
+                        return -ENODEV;
+
+                of_property_read_string_index(np, "ti,hwmods", 0, &oh_name);
+                if (!oh_name)
+                        return -ENODEV;
+        }
+
+        /*
          * First check hwmod data is available for sync32k counter
          */
         oh = omap_hwmod_lookup(oh_name);
@@ -288,7 +411,13 @@ static int __init omap2_sync32k_clocksource_init(void)
 
         omap_hwmod_setup_one(oh_name);
 
-        vbase = omap_hwmod_get_mpu_rt_va(oh);
+        if (np) {
+                vbase = of_iomap(np, 0);
+                of_node_put(np);
+        } else {
+                vbase = omap_hwmod_get_mpu_rt_va(oh);
+        }
+
         if (!vbase) {
                 pr_warn("%s: failed to get counter_32k resource\n", __func__);
                 return -ENXIO;
@@ -322,7 +451,7 @@ static void __init omap2_gptimer_clocksource_init(int gptimer_id,
 {
         int res;
 
-        res = omap_dm_timer_init_one(&clksrc, gptimer_id, fck_source);
+        res = omap_dm_timer_init_one(&clksrc, gptimer_id, fck_source, NULL);
         BUG_ON(res);
 
         __omap_dm_timer_load_start(&clksrc,
@@ -434,11 +563,12 @@ static inline void __init realtime_counter_init(void)
 {}
 #endif
 
-#define OMAP_SYS_TIMER_INIT(name, clkev_nr, clkev_src,                  \
+#define OMAP_SYS_TIMER_INIT(name, clkev_nr, clkev_src, clkev_prop,      \
                                 clksrc_nr, clksrc_src)                  \
 static void __init omap##name##_timer_init(void)                        \
 {                                                                       \
-        omap2_gp_clockevent_init((clkev_nr), clkev_src);                \
+        omap_dmtimer_init();                                            \
+        omap2_gp_clockevent_init((clkev_nr), clkev_src, clkev_prop);    \
         omap2_clocksource_init((clksrc_nr), clksrc_src);                \
 }
 
@@ -448,20 +578,23 @@ struct sys_timer omap##name##_timer = {					\
 };
 
 #ifdef CONFIG_ARCH_OMAP2
-OMAP_SYS_TIMER_INIT(2, 1, OMAP2_CLKEV_SOURCE, 2, OMAP2_MPU_SOURCE)
+OMAP_SYS_TIMER_INIT(2, 1, OMAP2_CLKEV_SOURCE, "ti,timer-alwon",
+                    2, OMAP2_MPU_SOURCE)
 OMAP_SYS_TIMER(2)
 #endif
 
 #ifdef CONFIG_ARCH_OMAP3
-OMAP_SYS_TIMER_INIT(3, 1, OMAP3_CLKEV_SOURCE, 2, OMAP3_MPU_SOURCE)
+OMAP_SYS_TIMER_INIT(3, 1, OMAP3_CLKEV_SOURCE, "ti,timer-alwon",
+                    2, OMAP3_MPU_SOURCE)
 OMAP_SYS_TIMER(3)
 OMAP_SYS_TIMER_INIT(3_secure, OMAP3_SECURE_TIMER, OMAP3_CLKEV_SOURCE,
-                        2, OMAP3_MPU_SOURCE)
+                        TIMER_PROP_SECURE, 2, OMAP3_MPU_SOURCE)
 OMAP_SYS_TIMER(3_secure)
 #endif
 
 #ifdef CONFIG_SOC_AM33XX
-OMAP_SYS_TIMER_INIT(3_am33xx, 1, OMAP4_MPU_SOURCE, 2, OMAP4_MPU_SOURCE)
+OMAP_SYS_TIMER_INIT(3_am33xx, 1, OMAP4_MPU_SOURCE, "ti,timer-alwon",
+                    2, OMAP4_MPU_SOURCE)
 OMAP_SYS_TIMER(3_am33xx)
 #endif
 
@@ -473,7 +606,7 @@ static DEFINE_TWD_LOCAL_TIMER(twd_local_timer,
 
 static void __init omap4_timer_init(void)
 {
-        omap2_gp_clockevent_init(1, OMAP4_CLKEV_SOURCE);
+        omap2_gp_clockevent_init(1, OMAP4_CLKEV_SOURCE, "ti,timer-alwon");
         omap2_clocksource_init(2, OMAP4_MPU_SOURCE);
 #ifdef CONFIG_LOCAL_TIMERS
         /* Local timers are not supprted on OMAP4430 ES1.0 */
@@ -499,7 +632,7 @@ static void __init omap5_timer_init(void)
 {
         int err;
 
-        omap2_gp_clockevent_init(1, OMAP4_CLKEV_SOURCE);
+        omap2_gp_clockevent_init(1, OMAP4_CLKEV_SOURCE, "ti,timer-alwon");
         omap2_clocksource_init(2, OMAP4_MPU_SOURCE);
         realtime_counter_init();
 
@@ -586,6 +719,10 @@ static int __init omap2_dm_timer_init(void)
 {
         int ret;
 
+        /* If dtb is there, the devices will be created dynamically */
+        if (of_have_populated_dt())
+                return -ENODEV;
+
         ret = omap_hwmod_for_each_by_class("timer", omap_timer_init, NULL);
         if (unlikely(ret)) {
                 pr_err("%s: device registration failed.\n", __func__);
diff --git a/arch/arm/mach-s3c24xx/s3c2416.c b/arch/arm/mach-s3c24xx/s3c2416.c
index ed5a95ece9e..77ee0b73223 100644
--- a/arch/arm/mach-s3c24xx/s3c2416.c
+++ b/arch/arm/mach-s3c24xx/s3c2416.c
@@ -61,6 +61,7 @@
 #include <plat/nand-core.h>
 #include <plat/adc-core.h>
 #include <plat/rtc-core.h>
+#include <plat/spi-core.h>
 
 static struct map_desc s3c2416_iodesc[] __initdata = {
         IODESC_ENT(WATCHDOG),
@@ -132,6 +133,7 @@ void __init s3c2416_map_io(void)
         /* initialize device information early */
         s3c2416_default_sdhci0();
         s3c2416_default_sdhci1();
+        s3c64xx_spi_setname("s3c2443-spi");
 
         iotable_init(s3c2416_iodesc, ARRAY_SIZE(s3c2416_iodesc));
 }
diff --git a/arch/arm/mach-s3c24xx/s3c2443.c b/arch/arm/mach-s3c24xx/s3c2443.c
index ab648ad8fa5..165b6a6b3da 100644
--- a/arch/arm/mach-s3c24xx/s3c2443.c
+++ b/arch/arm/mach-s3c24xx/s3c2443.c
@@ -43,6 +43,7 @@
 #include <plat/nand-core.h>
 #include <plat/adc-core.h>
 #include <plat/rtc-core.h>
+#include <plat/spi-core.h>
 
 static struct map_desc s3c2443_iodesc[] __initdata = {
         IODESC_ENT(WATCHDOG),
@@ -100,6 +101,9 @@ void __init s3c2443_map_io(void)
         s3c24xx_gpiocfg_default.set_pull = s3c2443_gpio_setpull;
         s3c24xx_gpiocfg_default.get_pull = s3c2443_gpio_getpull;
 
+        /* initialize device information early */
+        s3c64xx_spi_setname("s3c2443-spi");
+
         iotable_init(s3c2443_iodesc, ARRAY_SIZE(s3c2443_iodesc));
 }
 
diff --git a/arch/arm/mach-s5p64x0/common.c b/arch/arm/mach-s5p64x0/common.c
index 6e6a0a9d677..111e404a81f 100644
--- a/arch/arm/mach-s5p64x0/common.c
+++ b/arch/arm/mach-s5p64x0/common.c
@@ -44,6 +44,7 @@
 #include <plat/sdhci.h>
 #include <plat/adc-core.h>
 #include <plat/fb-core.h>
+#include <plat/spi-core.h>
 #include <plat/gpio-cfg.h>
 #include <plat/regs-irqtype.h>
 #include <plat/regs-serial.h>
@@ -179,6 +180,7 @@ void __init s5p6440_map_io(void)
         /* initialize any device information early */
         s3c_adc_setname("s3c64xx-adc");
         s3c_fb_setname("s5p64x0-fb");
+        s3c64xx_spi_setname("s5p64x0-spi");
 
         s5p64x0_default_sdhci0();
         s5p64x0_default_sdhci1();
@@ -193,6 +195,7 @@ void __init s5p6450_map_io(void)
         /* initialize any device information early */
         s3c_adc_setname("s3c64xx-adc");
         s3c_fb_setname("s5p64x0-fb");
+        s3c64xx_spi_setname("s5p64x0-spi");
 
         s5p64x0_default_sdhci0();
         s5p64x0_default_sdhci1();
diff --git a/arch/arm/mach-s5pc100/common.c b/arch/arm/mach-s5pc100/common.c
index 62190865886..cc6e561c995 100644
--- a/arch/arm/mach-s5pc100/common.c
+++ b/arch/arm/mach-s5pc100/common.c
@@ -45,6 +45,7 @@
 #include <plat/fb-core.h>
 #include <plat/iic-core.h>
 #include <plat/onenand-core.h>
+#include <plat/spi-core.h>
 #include <plat/regs-serial.h>
 #include <plat/watchdog-reset.h>
 
@@ -165,6 +166,8 @@ void __init s5pc100_map_io(void)
         s3c_onenand_setname("s5pc100-onenand");
         s3c_fb_setname("s5pc100-fb");
         s3c_cfcon_setname("s5pc100-pata");
+
+        s3c64xx_spi_setname("s5pc100-spi");
 }
 
 void __init s5pc100_init_clocks(int xtal)
diff --git a/arch/arm/mach-s5pv210/common.c b/arch/arm/mach-s5pv210/common.c
index 4c9e9027df9..a0c50efe814 100644
--- a/arch/arm/mach-s5pv210/common.c
+++ b/arch/arm/mach-s5pv210/common.c
@@ -43,6 +43,7 @@
 #include <plat/iic-core.h>
 #include <plat/keypad-core.h>
 #include <plat/tv-core.h>
+#include <plat/spi-core.h>
 #include <plat/regs-serial.h>
 
 #include "common.h"
@@ -196,6 +197,8 @@ void __init s5pv210_map_io(void)
 
         /* setup TV devices */
         s5p_hdmi_setname("s5pv210-hdmi");
+
+        s3c64xx_spi_setname("s5pv210-spi");
 }
 
 void __init s5pv210_init_clocks(int xtal)
diff --git a/arch/arm/mach-shmobile/setup-r8a7779.c b/arch/arm/mach-shmobile/setup-r8a7779.c
index 2917668f009..ebbffc25f24 100644
--- a/arch/arm/mach-shmobile/setup-r8a7779.c
+++ b/arch/arm/mach-shmobile/setup-r8a7779.c
@@ -247,7 +247,7 @@ void __init r8a7779_add_standard_devices(void)
 {
 #ifdef CONFIG_CACHE_L2X0
         /* Early BRESP enable, Shared attribute override enable, 64K*16way */
-        l2x0_init((void __iomem __force *)(0xf0100000), 0x40470000, 0x82000fff);
+        l2x0_init(IOMEM(0xf0100000), 0x40470000, 0x82000fff);
 #endif
         r8a7779_pm_init();
 
diff --git a/arch/arm/mach-spear13xx/include/mach/spear1310_misc_regs.h b/arch/arm/mach-spear13xx/include/mach/spear1310_misc_regs.h
deleted file mode 100644
index e69de29bb2d..00000000000
--- a/arch/arm/mach-spear13xx/include/mach/spear1310_misc_regs.h
+++ /dev/null
diff --git a/arch/arm/mach-spear13xx/include/mach/spear1340_misc_regs.h b/arch/arm/mach-spear13xx/include/mach/spear1340_misc_regs.h
deleted file mode 100644
index e69de29bb2d..00000000000
--- a/arch/arm/mach-spear13xx/include/mach/spear1340_misc_regs.h
+++ /dev/null
diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c
index 2236cbd03cd..1f3fbc2bb77 100644
--- a/arch/arm/mach-ux500/cpu.c
+++ b/arch/arm/mach-ux500/cpu.c
@@ -16,6 +16,7 @@
 #include <linux/stat.h>
 #include <linux/of.h>
 #include <linux/of_irq.h>
+#include <linux/irq.h>
 #include <linux/platform_data/clk-ux500.h>
 
 #include <asm/hardware/gic.h>
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index b9f60ebe3bc..023f443784e 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -856,8 +856,10 @@ do_alignment(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
                 if (thumb2_32b) {
                         offset.un = 0;
                         handler = do_alignment_t32_to_handler(&instr, regs, &offset);
-                } else
+                } else {
+                        offset.un = 0;
                         handler = do_alignment_ldmstm;
+                }
                 break;
 
         default:
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 477a2d23ddf..58bc3e4d3bd 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -610,7 +610,7 @@ static void *__dma_alloc(struct device *dev, size_t size, dma_addr_t *handle,
                          gfp_t gfp, pgprot_t prot, bool is_coherent, const void *caller)
 {
         u64 mask = get_coherent_dma_mask(dev);
-        struct page *page;
+        struct page *page = NULL;
         void *addr;
 
 #ifdef CONFIG_DMA_API_DEBUG
diff --git a/arch/arm/mm/vmregion.h b/arch/arm/mm/vmregion.h
index bf312c354a2..0f5a5f2a2c7 100644
--- a/arch/arm/mm/vmregion.h
+++ b/arch/arm/mm/vmregion.h
@@ -17,7 +17,6 @@ struct arm_vmregion {
         struct list_head        vm_list;
         unsigned long           vm_start;
         unsigned long           vm_end;
-        void                    *priv;
         int                     vm_active;
         const void              *caller;
 };
diff --git a/arch/arm/plat-mxc/devices/platform-mxc-mmc.c b/arch/arm/plat-mxc/devices/platform-mxc-mmc.c
index 540d3a7d92d..e7b920b5867 100644
--- a/arch/arm/plat-mxc/devices/platform-mxc-mmc.c
+++ b/arch/arm/plat-mxc/devices/platform-mxc-mmc.c
@@ -55,7 +55,7 @@ struct platform_device *__init imx_add_mxc_mmc(
         struct resource res[] = {
                 {
                         .start = data->iobase,
-                        .end = data->iobase + SZ_4K - 1,
+                        .end = data->iobase + data->iosize - 1,
                         .flags = IORESOURCE_MEM,
                 }, {
                         .start = data->irq,
diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index 7cd56ed5cd9..82fcb206b5b 100644
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -26,6 +26,7 @@ config ARCH_OMAP2PLUS
         select CLKDEV_LOOKUP
         select GENERIC_IRQ_CHIP
         select OMAP_DM_TIMER
+        select PINCTRL
         select PROC_DEVICETREE if PROC_FS
         select SPARSE_IRQ
         select USE_OF
diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c
index 82231a75abd..9dca23e4d6b 100644
--- a/arch/arm/plat-omap/dmtimer.c
+++ b/arch/arm/plat-omap/dmtimer.c
@@ -40,6 +40,8 @@
 #include <linux/device.h>
 #include <linux/err.h>
 #include <linux/pm_runtime.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
 
 #include <plat/dmtimer.h>
 
@@ -209,6 +211,13 @@ struct omap_dm_timer *omap_dm_timer_request_specific(int id)
         unsigned long flags;
         int ret = 0;
 
+        /* Requesting timer by ID is not supported when device tree is used */
+        if (of_have_populated_dt()) {
+                pr_warn("%s: Please use omap_dm_timer_request_by_cap()\n",
+                        __func__);
+                return NULL;
+        }
+
         spin_lock_irqsave(&dm_timer_lock, flags);
         list_for_each_entry(t, &omap_timer_list, node) {
                 if (t->pdev->id == id && !t->reserved) {
@@ -234,6 +243,58 @@ struct omap_dm_timer *omap_dm_timer_request_specific(int id)
 }
 EXPORT_SYMBOL_GPL(omap_dm_timer_request_specific);
 
+/**
+ * omap_dm_timer_request_by_cap - Request a timer by capability
+ * @cap:        Bit mask of capabilities to match
+ *
+ * Find a timer based upon capabilities bit mask. Callers of this function
+ * should use the definitions found in the plat/dmtimer.h file under the
+ * comment "timer capabilities used in hwmod database". Returns pointer to
+ * timer handle on success and a NULL pointer on failure.
+ */
+struct omap_dm_timer *omap_dm_timer_request_by_cap(u32 cap)
+{
+        struct omap_dm_timer *timer = NULL, *t;
+        unsigned long flags;
+
+        if (!cap)
+                return NULL;
+
+        spin_lock_irqsave(&dm_timer_lock, flags);
+        list_for_each_entry(t, &omap_timer_list, node) {
+                if ((!t->reserved) && ((t->capability & cap) == cap)) {
+                        /*
+                         * If timer is not NULL, we have already found one timer
+                         * but it was not an exact match because it had more
+                         * capabilites that what was required. Therefore,
+                         * unreserve the last timer found and see if this one
+                         * is a better match.
+                         */
+                        if (timer)
+                                timer->reserved = 0;
+
+                        timer = t;
+                        timer->reserved = 1;
+
+                        /* Exit loop early if we find an exact match */
+                        if (t->capability == cap)
+                                break;
+                }
+        }
+        spin_unlock_irqrestore(&dm_timer_lock, flags);
+
+        if (timer && omap_dm_timer_prepare(timer)) {
+                timer->reserved = 0;
+                timer = NULL;
+        }
+
+        if (!timer)
+                pr_debug("%s: timer request failed!\n", __func__);
+
+        return timer;
+}
+EXPORT_SYMBOL_GPL(omap_dm_timer_request_by_cap);
+
 int omap_dm_timer_free(struct omap_dm_timer *timer)
 {
         if (unlikely(!timer))
@@ -414,7 +475,7 @@ int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source)
          * use the clock framework to set the parent clock. To be removed
          * once OMAP1 migrated to using clock framework for dmtimers
          */
-        if (pdata->set_timer_src)
+        if (pdata && pdata->set_timer_src)
                 return pdata->set_timer_src(timer->pdev, source);
 
         fclk = clk_get(&timer->pdev->dev, "fck");
@@ -696,7 +757,7 @@ static int __devinit omap_dm_timer_probe(struct platform_device *pdev)
         struct device *dev = &pdev->dev;
         struct dmtimer_platform_data *pdata = pdev->dev.platform_data;
 
-        if (!pdata) {
+        if (!pdata && !dev->of_node) {
                 dev_err(dev, "%s: no platform data.\n", __func__);
                 return -ENODEV;
         }
@@ -725,12 +786,24 @@ static int __devinit omap_dm_timer_probe(struct platform_device *pdev)
                 return -ENOMEM;
         }
 
-        timer->id = pdev->id;
+        if (dev->of_node) {
+                if (of_find_property(dev->of_node, "ti,timer-alwon", NULL))
+                        timer->capability |= OMAP_TIMER_ALWON;
+                if (of_find_property(dev->of_node, "ti,timer-dsp", NULL))
+                        timer->capability |= OMAP_TIMER_HAS_DSP_IRQ;
+                if (of_find_property(dev->of_node, "ti,timer-pwm", NULL))
+                        timer->capability |= OMAP_TIMER_HAS_PWM;
+                if (of_find_property(dev->of_node, "ti,timer-secure", NULL))
+                        timer->capability |= OMAP_TIMER_SECURE;
+        } else {
+                timer->id = pdev->id;
+                timer->capability = pdata->timer_capability;
+                timer->reserved = omap_dm_timer_reserved_systimer(timer->id);
+                timer->get_context_loss_count = pdata->get_context_loss_count;
+        }
+
         timer->irq = irq->start;
-        timer->reserved = omap_dm_timer_reserved_systimer(timer->id);
         timer->pdev = pdev;
-        timer->capability = pdata->timer_capability;
-        timer->get_context_loss_count = pdata->get_context_loss_count;
 
         /* Skip pm_runtime_enable for OMAP1 */
         if (!(timer->capability & OMAP_TIMER_NEEDS_RESET)) {
@@ -770,7 +843,8 @@ static int __devexit omap_dm_timer_remove(struct platform_device *pdev)
 
         spin_lock_irqsave(&dm_timer_lock, flags);
         list_for_each_entry(timer, &omap_timer_list, node)
-                if (timer->pdev->id == pdev->id) {
+                if (!strcmp(dev_name(&timer->pdev->dev),
+                            dev_name(&pdev->dev))) {
                         list_del(&timer->node);
                         ret = 0;
                         break;
@@ -780,11 +854,18 @@ static int __devexit omap_dm_timer_remove(struct platform_device *pdev)
         return ret;
 }
 
+static const struct of_device_id omap_timer_match[] = {
+        { .compatible = "ti,omap2-timer", },
+        {},
+};
+MODULE_DEVICE_TABLE(of, omap_timer_match);
+
 static struct platform_driver omap_dm_timer_driver = {
         .probe  = omap_dm_timer_probe,
         .remove = __devexit_p(omap_dm_timer_remove),
         .driver = {
                 .name   = "omap_timer",
+                .of_match_table = of_match_ptr(omap_timer_match),
         },
 };
 
diff --git a/arch/arm/plat-omap/include/plat/dmtimer.h b/arch/arm/plat-omap/include/plat/dmtimer.h
index 3f5b9cfd9c0..f8943c8f9db 100644
--- a/arch/arm/plat-omap/include/plat/dmtimer.h
+++ b/arch/arm/plat-omap/include/plat/dmtimer.h
@@ -100,6 +100,7 @@ struct dmtimer_platform_data {
 int omap_dm_timer_reserve_systimer(int id);
 struct omap_dm_timer *omap_dm_timer_request(void);
 struct omap_dm_timer *omap_dm_timer_request_specific(int timer_id);
+struct omap_dm_timer *omap_dm_timer_request_by_cap(u32 cap);
 int omap_dm_timer_free(struct omap_dm_timer *timer);
 void omap_dm_timer_enable(struct omap_dm_timer *timer);
 void omap_dm_timer_disable(struct omap_dm_timer *timer);
diff --git a/arch/arm/plat-omap/include/plat/omap-serial.h b/arch/arm/plat-omap/include/plat/omap-serial.h
index f4a4cd01479..1957a8516e9 100644
--- a/arch/arm/plat-omap/include/plat/omap-serial.h
+++ b/arch/arm/plat-omap/include/plat/omap-serial.h
@@ -40,10 +40,10 @@
 #define OMAP_UART_WER_MOD_WKUP  0X7F
 
 /* Enable XON/XOFF flow control on output */
-#define OMAP_UART_SW_TX         0x8
+#define OMAP_UART_SW_TX         0x04
 
 /* Enable XON/XOFF flow control on input */
-#define OMAP_UART_SW_RX         0x2
+#define OMAP_UART_SW_RX         0x04
 
 #define OMAP_UART_SYSC_RESET    0X07
 #define OMAP_UART_TCR_TRIG      0X0F
diff --git a/arch/arm/plat-samsung/include/plat/spi-core.h b/arch/arm/plat-samsung/include/plat/spi-core.h
new file mode 100644
index 00000000000..0b9428ab3fc
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/spi-core.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2012 Heiko Stuebner <heiko@sntech.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __PLAT_S3C_SPI_CORE_H
+#define __PLAT_S3C_SPI_CORE_H
+
+/* These functions are only for use with the core support code, such as
+ * the cpu specific initialisation code
+ */
+
+/* re-define device name depending on support. */
+static inline void s3c64xx_spi_setname(char *name)
+{
+#ifdef CONFIG_S3C64XX_DEV_SPI0
+        s3c64xx_device_spi0.name = name;
+#endif
+#ifdef CONFIG_S3C64XX_DEV_SPI1
+        s3c64xx_device_spi1.name = name;
+#endif
+#ifdef CONFIG_S3C64XX_DEV_SPI2
+        s3c64xx_device_spi2.name = name;
+#endif
+}
+
+#endif /* __PLAT_S3C_SPI_CORE_H */
diff --git a/arch/arm/tools/Makefile b/arch/arm/tools/Makefile
index 635cb1865e4..cd60a81163e 100644
--- a/arch/arm/tools/Makefile
+++ b/arch/arm/tools/Makefile
@@ -5,6 +5,6 @@
 #
 
 include/generated/mach-types.h: $(src)/gen-mach-types $(src)/mach-types
-        @echo '  Generating $@'
+        $(kecho) '  Generating $@'
         @mkdir -p $(dir $@)
         $(Q)$(AWK) -f $^ > $@ || { rm -f $@; /bin/false; }
diff --git a/arch/arm/xen/grant-table.c b/arch/arm/xen/grant-table.c
index dbd1330c019..859a9bb002d 100644
--- a/arch/arm/xen/grant-table.c
+++ b/arch/arm/xen/grant-table.c
@@ -33,7 +33,7 @@
 #include <xen/page.h>
 #include <xen/grant_table.h>
 
-int arch_gnttab_map_shared(unsigned long *frames, unsigned long nr_gframes,
+int arch_gnttab_map_shared(xen_pfn_t *frames, unsigned long nr_gframes,
                            unsigned long max_nr_gframes,
                            void **__shared)
 {
diff --git a/arch/arm/xen/hypercall.S b/arch/arm/xen/hypercall.S
index 074f5ed101b..71f723984cb 100644
--- a/arch/arm/xen/hypercall.S
+++ b/arch/arm/xen/hypercall.S
@@ -48,20 +48,16 @@
 
 #include <linux/linkage.h>
 #include <asm/assembler.h>
+#include <asm/opcodes-virt.h>
 #include <xen/interface/xen.h>
 
 
-/* HVC 0xEA1 */
-#ifdef CONFIG_THUMB2_KERNEL
-#define xen_hvc .word 0xf7e08ea1
-#else
-#define xen_hvc .word 0xe140ea71
-#endif
+#define XEN_IMM 0xEA1
 
 #define HYPERCALL_SIMPLE(hypercall)             \
 ENTRY(HYPERVISOR_##hypercall)                   \
         mov r12, #__HYPERVISOR_##hypercall;     \
-        xen_hvc;                                                        \
+        __HVC(XEN_IMM);                                         \
         mov pc, lr;                                                     \
 ENDPROC(HYPERVISOR_##hypercall)
 
@@ -76,7 +72,7 @@ ENTRY(HYPERVISOR_##hypercall)			\
         stmdb sp!, {r4}                                         \
         ldr r4, [sp, #4]                                        \
         mov r12, #__HYPERVISOR_##hypercall;     \
-        xen_hvc                                                         \
+        __HVC(XEN_IMM);                                         \
         ldm sp!, {r4}                                           \
         mov pc, lr                                                      \
 ENDPROC(HYPERVISOR_##hypercall)
@@ -100,7 +96,7 @@ ENTRY(privcmd_call)
         mov r2, r3
         ldr r3, [sp, #8]
         ldr r4, [sp, #4]
-        xen_hvc
+        __HVC(XEN_IMM)
         ldm sp!, {r4}
         mov pc, lr
 ENDPROC(privcmd_call);
diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig
index b7412504f08..df2eb4bd9fa 100644
--- a/arch/frv/Kconfig
+++ b/arch/frv/Kconfig
@@ -13,6 +13,7 @@ config FRV
         select GENERIC_CPU_DEVICES
         select ARCH_WANT_IPC_PARSE_VERSION
         select GENERIC_KERNEL_THREAD
+        select GENERIC_KERNEL_EXECVE
 
 config ZONE_DMA
         bool
diff --git a/arch/frv/boot/Makefile b/arch/frv/boot/Makefile
index 6ae3254da01..636d5bbcd53 100644
--- a/arch/frv/boot/Makefile
+++ b/arch/frv/boot/Makefile
@@ -17,6 +17,8 @@ PARAMS_PHYS	 = 0x0207c000
 INITRD_PHYS      = 0x02180000
 INITRD_VIRT      = 0x02180000
 
+OBJCOPYFLAGS    :=-O binary -R .note -R .note.gnu.build-id -R .comment
+
 #
 # If you don't define ZRELADDR above,
 # then it defaults to ZTEXTADDR
@@ -32,18 +34,18 @@ Image: $(obj)/Image
 targets: $(obj)/Image
 
 $(obj)/Image: vmlinux FORCE
-        $(OBJCOPY) -O binary -R .note -R .comment -S vmlinux $@
+        $(OBJCOPY) $(OBJCOPYFLAGS) -S vmlinux $@
 
 #$(obj)/Image:  $(CONFIGURE) $(SYSTEM)
-#       $(OBJCOPY) -O binary -R .note -R .comment -g -S $(SYSTEM) $@
+#       $(OBJCOPY) $(OBJCOPYFLAGS) -g -S $(SYSTEM) $@
 
 bzImage: zImage
 
 zImage: $(CONFIGURE) compressed/$(LINUX)
-        $(OBJCOPY) -O binary -R .note -R .comment -S compressed/$(LINUX) $@
+        $(OBJCOPY) $(OBJCOPYFLAGS) -S compressed/$(LINUX) $@
 
 bootpImage: bootp/bootp
-        $(OBJCOPY) -O binary -R .note -R .comment -S bootp/bootp $@
+        $(OBJCOPY) $(OBJCOPYFLAGS) -S bootp/bootp $@
 
 compressed/$(LINUX): $(LINUX) dep
         @$(MAKE) -C compressed $(LINUX)
diff --git a/arch/frv/include/asm/unistd.h b/arch/frv/include/asm/unistd.h
index 266a5b25a0c..2358634cacc 100644
--- a/arch/frv/include/asm/unistd.h
+++ b/arch/frv/include/asm/unistd.h
@@ -30,7 +30,6 @@
 #define __ARCH_WANT_SYS_RT_SIGACTION
 #define __ARCH_WANT_SYS_RT_SIGSUSPEND
 #define __ARCH_WANT_SYS_EXECVE
-#define __ARCH_WANT_KERNEL_EXECVE
 
 /*
  * "Conditional" syscalls
diff --git a/arch/frv/kernel/entry.S b/arch/frv/kernel/entry.S
index ee0beb354e4..dfcd263c051 100644
--- a/arch/frv/kernel/entry.S
+++ b/arch/frv/kernel/entry.S
@@ -869,11 +869,6 @@ ret_from_kernel_thread:
         call            schedule_tail
         calll.p         @(gr21,gr0)
         or              gr20,gr20,gr8
-        bra             sys_exit
-
-        .globl          ret_from_kernel_execve
-ret_from_kernel_execve:
-        ori             gr28,0,sp
         bra             __syscall_exit
 
 ###################################################################################################
@@ -1080,27 +1075,10 @@ __entry_return_from_kernel_interrupt:
         subicc          gr5,#0,gr0,icc0
         beq             icc0,#0,__entry_return_direct
 
-__entry_preempt_need_resched:
-        ldi             @(gr15,#TI_FLAGS),gr4
-        andicc          gr4,#_TIF_NEED_RESCHED,gr0,icc0
-        beq             icc0,#1,__entry_return_direct
-
-        setlos          #PREEMPT_ACTIVE,gr5
-        sti             gr5,@(gr15,#TI_FLAGS)
-
-        andi            gr23,#~PSR_PIL,gr23
-        movgs           gr23,psr
-
-        call            schedule
-        sti             gr0,@(gr15,#TI_PRE_COUNT)
-
-        movsg           psr,gr23
-        ori             gr23,#PSR_PIL_14,gr23
-        movgs           gr23,psr
-        bra             __entry_preempt_need_resched
-#else
-        bra             __entry_return_direct
+        subcc           gr0,gr0,gr0,icc2                /* set Z and clear C */
+        call            preempt_schedule_irq
 #endif
+        bra             __entry_return_direct
 
 
 ###############################################################################
diff --git a/arch/frv/kernel/process.c b/arch/frv/kernel/process.c
index e1e3aa196aa..7e33215f1d8 100644
--- a/arch/frv/kernel/process.c
+++ b/arch/frv/kernel/process.c
@@ -181,6 +181,9 @@ int copy_thread(unsigned long clone_flags,
         childregs = (struct pt_regs *)
                 (task_stack_page(p) + THREAD_SIZE - FRV_FRAME0_SIZE);
 
+        /* set up the userspace frame (the only place that the USP is stored) */
+        *childregs = *__kernel_frame0_ptr;
+
         p->set_child_tid = p->clear_child_tid = NULL;
 
         p->thread.frame  = childregs;
@@ -191,10 +194,8 @@ int copy_thread(unsigned long clone_flags,
         p->thread.frame0 = childregs;
 
         if (unlikely(!regs)) {
-                memset(childregs, 0, sizeof(struct pt_regs));
                 childregs->gr9 = usp; /* function */
                 childregs->gr8 = arg;
-                childregs->psr = PSR_S;
                 p->thread.pc = (unsigned long) ret_from_kernel_thread;
                 save_user_regs(p->thread.user);
                 return 0;
diff --git a/arch/frv/mb93090-mb00/pci-dma-nommu.c b/arch/frv/mb93090-mb00/pci-dma-nommu.c
index e47857f889b..b99c2a7cc7a 100644
--- a/arch/frv/mb93090-mb00/pci-dma-nommu.c
+++ b/arch/frv/mb93090-mb00/pci-dma-nommu.c
@@ -11,6 +11,7 @@
 
 #include <linux/types.h>
 #include <linux/slab.h>
+#include <linux/export.h>
 #include <linux/dma-mapping.h>
 #include <linux/list.h>
 #include <linux/pci.h>
diff --git a/arch/ia64/include/asm/Kbuild b/arch/ia64/include/asm/Kbuild
index 4a159da2363..dd02f09b6ed 100644
--- a/arch/ia64/include/asm/Kbuild
+++ b/arch/ia64/include/asm/Kbuild
@@ -1,3 +1,4 @@
 
 generic-y += clkdev.h
 generic-y += exec.h
+generic-y += kvm_para.h
diff --git a/arch/ia64/include/asm/kvm_para.h b/arch/ia64/include/asm/kvm_para.h
deleted file mode 100644
index 47c00f91043..00000000000
--- a/arch/ia64/include/asm/kvm_para.h
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright (C) 2007 Xiantao Zhang <xiantao.zhang@intel.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
- * Place - Suite 330, Boston, MA 02111-1307 USA.
- *
- */
-#ifndef __IA64_KVM_PARA_H
-#define __IA64_KVM_PARA_H
-
-#include <uapi/asm/kvm_para.h>
-
-
-static inline unsigned int kvm_arch_para_features(void)
-{
-        return 0;
-}
-
-static inline bool kvm_check_and_clear_guest_paused(void)
-{
-        return false;
-}
-
-#endif
diff --git a/arch/m68k/include/asm/Kbuild b/arch/m68k/include/asm/Kbuild
index ecb540810ab..88fa3ac86fa 100644
--- a/arch/m68k/include/asm/Kbuild
+++ b/arch/m68k/include/asm/Kbuild
@@ -1,5 +1,3 @@
-include include/asm-generic/Kbuild.asm
-header-y += cachectl.h
 
 generic-y += bitsperlong.h
 generic-y += clkdev.h
diff --git a/arch/m68k/include/asm/ptrace.h b/arch/m68k/include/asm/ptrace.h
index 5e08b597f01..0f717045bdd 100644
--- a/arch/m68k/include/asm/ptrace.h
+++ b/arch/m68k/include/asm/ptrace.h
@@ -1,82 +1,10 @@
 #ifndef _M68K_PTRACE_H
 #define _M68K_PTRACE_H
 
-#define PT_D1      0
-#define PT_D2      1
-#define PT_D3      2
-#define PT_D4      3
-#define PT_D5      4
-#define PT_D6      5
-#define PT_D7      6
-#define PT_A0      7
-#define PT_A1      8
-#define PT_A2      9
-#define PT_A3      10
-#define PT_A4      11
-#define PT_A5      12
-#define PT_A6      13
-#define PT_D0      14
-#define PT_USP     15
-#define PT_ORIG_D0 16
-#define PT_SR      17
-#define PT_PC      18
+#include <uapi/asm/ptrace.h>
 
 #ifndef __ASSEMBLY__
 
-/* this struct defines the way the registers are stored on the
-   stack during a system call. */
-
-struct pt_regs {
-  long     d1;
-  long     d2;
-  long     d3;
-  long     d4;
-  long     d5;
-  long     a0;
-  long     a1;
-  long     a2;
-  long     d0;
-  long     orig_d0;
-  long     stkadj;
-#ifdef CONFIG_COLDFIRE
-  unsigned format :  4; /* frame format specifier */
-  unsigned vector : 12; /* vector offset */
-  unsigned short sr;
-  unsigned long  pc;
-#else
-  unsigned short sr;
-  unsigned long  pc;
-  unsigned format :  4; /* frame format specifier */
-  unsigned vector : 12; /* vector offset */
-#endif
-};
-
-/*
- * This is the extended stack used by signal handlers and the context
- * switcher: it's pushed after the normal "struct pt_regs".
- */
-struct switch_stack {
-        unsigned long  d6;
-        unsigned long  d7;
-        unsigned long  a3;
-        unsigned long  a4;
-        unsigned long  a5;
-        unsigned long  a6;
-        unsigned long  retpc;
-};
-
-/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
-#define PTRACE_GETREGS            12
-#define PTRACE_SETREGS            13
-#define PTRACE_GETFPREGS          14
-#define PTRACE_SETFPREGS          15
-
-#define PTRACE_GET_THREAD_AREA    25
-
-#define PTRACE_SINGLEBLOCK      33      /* resume execution until next branch */
-
-#ifdef __KERNEL__
-
 #ifndef PS_S
 #define PS_S  (0x2000)
 #define PS_M  (0x1000)
@@ -94,6 +22,5 @@ struct switch_stack {
 #define arch_has_block_step()   (1)
 #endif
 
-#endif /* __KERNEL__ */
 #endif /* __ASSEMBLY__ */
 #endif /* _M68K_PTRACE_H */
diff --git a/arch/m68k/include/asm/setup.h b/arch/m68k/include/asm/setup.h
index 00c2c5397d3..65e78a2dad6 100644
--- a/arch/m68k/include/asm/setup.h
+++ b/arch/m68k/include/asm/setup.h
@@ -19,33 +19,12 @@
 **   Redesign of the boot information structure; moved boot information
 **   structure to bootinfo.h
 */
-
 #ifndef _M68K_SETUP_H
 #define _M68K_SETUP_H
 
+#include <uapi/asm/setup.h>
 
 
-    /*
-     *  Linux/m68k Architectures
-     */
-
-#define MACH_AMIGA    1
-#define MACH_ATARI    2
-#define MACH_MAC      3
-#define MACH_APOLLO   4
-#define MACH_SUN3     5
-#define MACH_MVME147  6
-#define MACH_MVME16x  7
-#define MACH_BVME6000 8
-#define MACH_HP300    9
-#define MACH_Q40     10
-#define MACH_SUN3X   11
-#define MACH_M54XX   12
-
-#define COMMAND_LINE_SIZE 256
-
-#ifdef __KERNEL__
-
 #define CL_SIZE COMMAND_LINE_SIZE
 
 #ifndef __ASSEMBLY__
@@ -194,63 +173,6 @@ extern unsigned long m68k_machtype;
 #  define MACH_TYPE (m68k_machtype)
 #endif
 
-#endif /* __KERNEL__ */
-
-
-    /*
-     *  CPU, FPU and MMU types
-     *
-     *  Note: we may rely on the following equalities:
-     *
-     *      CPU_68020 == MMU_68851
-     *      CPU_68030 == MMU_68030
-     *      CPU_68040 == FPU_68040 == MMU_68040
-     *      CPU_68060 == FPU_68060 == MMU_68060
-     */
-
-#define CPUB_68020     0
-#define CPUB_68030     1
-#define CPUB_68040     2
-#define CPUB_68060     3
-#define CPUB_COLDFIRE  4
-
-#define CPU_68020      (1<<CPUB_68020)
-#define CPU_68030      (1<<CPUB_68030)
-#define CPU_68040      (1<<CPUB_68040)
-#define CPU_68060      (1<<CPUB_68060)
-#define CPU_COLDFIRE   (1<<CPUB_COLDFIRE)
-
-#define FPUB_68881     0
-#define FPUB_68882     1
-#define FPUB_68040     2                       /* Internal FPU */
-#define FPUB_68060     3                       /* Internal FPU */
-#define FPUB_SUNFPA    4                       /* Sun-3 FPA */
-#define FPUB_COLDFIRE  5                       /* ColdFire FPU */
-
-#define FPU_68881      (1<<FPUB_68881)
-#define FPU_68882      (1<<FPUB_68882)
-#define FPU_68040      (1<<FPUB_68040)
-#define FPU_68060      (1<<FPUB_68060)
-#define FPU_SUNFPA     (1<<FPUB_SUNFPA)
-#define FPU_COLDFIRE   (1<<FPUB_COLDFIRE)
-
-#define MMUB_68851     0
-#define MMUB_68030     1                       /* Internal MMU */
-#define MMUB_68040     2                       /* Internal MMU */
-#define MMUB_68060     3                       /* Internal MMU */
-#define MMUB_APOLLO    4                       /* Custom Apollo */
-#define MMUB_SUN3      5                       /* Custom Sun-3 */
-#define MMUB_COLDFIRE  6                       /* Internal MMU */
-
-#define MMU_68851      (1<<MMUB_68851)
-#define MMU_68030      (1<<MMUB_68030)
-#define MMU_68040      (1<<MMUB_68040)
-#define MMU_68060      (1<<MMUB_68060)
-#define MMU_SUN3       (1<<MMUB_SUN3)
-#define MMU_APOLLO     (1<<MMUB_APOLLO)
-#define MMU_COLDFIRE   (1<<MMUB_COLDFIRE)
-
-#ifdef __KERNEL__
 
 #ifndef __ASSEMBLY__
 extern unsigned long m68k_cputype;
@@ -385,6 +307,4 @@ extern int m68k_realnum_memory;		/* real # of memory blocks found */
 extern struct mem_info m68k_memory[NUM_MEMINFO];/* memory description */
 #endif
 
-#endif /* __KERNEL__ */
-
 #endif /* _M68K_SETUP_H */
diff --git a/arch/m68k/include/asm/signal.h b/arch/m68k/include/asm/signal.h
index 60e88660169..67e489d8d1b 100644
--- a/arch/m68k/include/asm/signal.h
+++ b/arch/m68k/include/asm/signal.h
@@ -1,12 +1,8 @@
 #ifndef _M68K_SIGNAL_H
 #define _M68K_SIGNAL_H
 
-#include <linux/types.h>
+#include <uapi/asm/signal.h>
 
-/* Avoid too many header ordering problems.  */
-struct siginfo;
-
-#ifdef __KERNEL__
 /* Most things should be clean enough to redefine this at will, if care
    is taken to make libc match.  */
 
@@ -20,92 +16,6 @@ typedef struct {
         unsigned long sig[_NSIG_WORDS];
 } sigset_t;
 
-#else
-/* Here we must cater to libcs that poke about in kernel headers.  */
-
-#define NSIG            32
-typedef unsigned long sigset_t;
-
-#endif /* __KERNEL__ */
-
-#define SIGHUP           1
-#define SIGINT           2
-#define SIGQUIT          3
-#define SIGILL           4
-#define SIGTRAP          5
-#define SIGABRT          6
-#define SIGIOT           6
-#define SIGBUS           7
-#define SIGFPE           8
-#define SIGKILL          9
-#define SIGUSR1         10
-#define SIGSEGV         11
-#define SIGUSR2         12
-#define SIGPIPE         13
-#define SIGALRM         14
-#define SIGTERM         15
-#define SIGSTKFLT       16
-#define SIGCHLD         17
-#define SIGCONT         18
-#define SIGSTOP         19
-#define SIGTSTP         20
-#define SIGTTIN         21
-#define SIGTTOU         22
-#define SIGURG          23
-#define SIGXCPU         24
-#define SIGXFSZ         25
-#define SIGVTALRM       26
-#define SIGPROF         27
-#define SIGWINCH        28
-#define SIGIO           29
-#define SIGPOLL         SIGIO
-/*
-#define SIGLOST         29
-*/
-#define SIGPWR          30
-#define SIGSYS          31
-#define SIGUNUSED       31
-
-/* These should not be considered constants from userland.  */
-#define SIGRTMIN        32
-#define SIGRTMAX        _NSIG
-
-/*
- * SA_FLAGS values:
- *
- * SA_ONSTACK indicates that a registered stack_t will be used.
- * SA_RESTART flag to get restarting signals (which were the default long ago)
- * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
- * SA_RESETHAND clears the handler when the signal is delivered.
- * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
- * SA_NODEFER prevents the current signal from being masked in the handler.
- *
- * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
- * Unix names RESETHAND and NODEFER respectively.
- */
-#define SA_NOCLDSTOP    0x00000001
-#define SA_NOCLDWAIT    0x00000002
-#define SA_SIGINFO      0x00000004
-#define SA_ONSTACK      0x08000000
-#define SA_RESTART      0x10000000
-#define SA_NODEFER      0x40000000
-#define SA_RESETHAND    0x80000000
-
-#define SA_NOMASK       SA_NODEFER
-#define SA_ONESHOT      SA_RESETHAND
-
-/*
- * sigaltstack controls
- */
-#define SS_ONSTACK      1
-#define SS_DISABLE      2
-
-#define MINSIGSTKSZ     2048
-#define SIGSTKSZ        8192
-
-#include <asm-generic/signal-defs.h>
-
-#ifdef __KERNEL__
 struct old_sigaction {
         __sighandler_t sa_handler;
         old_sigset_t sa_mask;
@@ -123,31 +33,6 @@ struct sigaction {
 struct k_sigaction {
         struct sigaction sa;
 };
-#else
-/* Here we must cater to libcs that poke about in kernel headers.  */
-
-struct sigaction {
-        union {
-          __sighandler_t _sa_handler;
-          void (*_sa_sigaction)(int, struct siginfo *, void *);
-        } _u;
-        sigset_t sa_mask;
-        unsigned long sa_flags;
-        void (*sa_restorer)(void);
-};
-
-#define sa_handler      _u._sa_handler
-#define sa_sigaction    _u._sa_sigaction
-
-#endif /* __KERNEL__ */
-
-typedef struct sigaltstack {
-        void __user *ss_sp;
-        int ss_flags;
-        size_t ss_size;
-} stack_t;
-
-#ifdef __KERNEL__
 #include <asm/sigcontext.h>
 
 #ifndef CONFIG_CPU_HAS_NO_BITFIELDS
@@ -208,5 +93,4 @@ struct pt_regs;
 extern void ptrace_signal_deliver(struct pt_regs *regs, void *cookie);
 #endif /* __uClinux__ */
 
-#endif /* __KERNEL__ */
 #endif /* _M68K_SIGNAL_H */
diff --git a/arch/m68k/include/asm/termios.h b/arch/m68k/include/asm/termios.h
index 0823032e404..ad8efb09866 100644
--- a/arch/m68k/include/asm/termios.h
+++ b/arch/m68k/include/asm/termios.h
@@ -1,27 +1,8 @@
 #ifndef _M68K_TERMIOS_H
 #define _M68K_TERMIOS_H
 
-#include <asm/termbits.h>
-#include <asm/ioctls.h>
+#include <uapi/asm/termios.h>
 
-struct winsize {
-        unsigned short ws_row;
-        unsigned short ws_col;
-        unsigned short ws_xpixel;
-        unsigned short ws_ypixel;
-};
-
-#define NCC 8
-struct termio {
-        unsigned short c_iflag;         /* input mode flags */
-        unsigned short c_oflag;         /* output mode flags */
-        unsigned short c_cflag;         /* control mode flags */
-        unsigned short c_lflag;         /* local mode flags */
-        unsigned char c_line;           /* line discipline */
-        unsigned char c_cc[NCC];        /* control characters */
-};
-
-#ifdef __KERNEL__
 /*      intr=^C         quit=^|         erase=del       kill=^U
         eof=^D          vtime=\0        vmin=\1         sxtc=\0
         start=^Q        stop=^S         susp=^Z         eol=\0
@@ -29,27 +10,6 @@ struct termio {
         eol2=\0
 */
 #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0"
-#endif
-
-/* modem lines */
-#define TIOCM_LE        0x001
-#define TIOCM_DTR       0x002
-#define TIOCM_RTS       0x004
-#define TIOCM_ST        0x008
-#define TIOCM_SR        0x010
-#define TIOCM_CTS       0x020
-#define TIOCM_CAR       0x040
-#define TIOCM_RNG       0x080
-#define TIOCM_DSR       0x100
-#define TIOCM_CD        TIOCM_CAR
-#define TIOCM_RI        TIOCM_RNG
-#define TIOCM_OUT1      0x2000
-#define TIOCM_OUT2      0x4000
-#define TIOCM_LOOP      0x8000
-
-/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
-
-#ifdef __KERNEL__
 
 /*
  * Translate a "termio" structure into a "termios". Ugh.
@@ -87,6 +47,4 @@ struct termio {
 #define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios))
 #define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios))
 
-#endif  /* __KERNEL__ */
-
 #endif /* _M68K_TERMIOS_H */
diff --git a/arch/m68k/include/asm/unistd.h b/arch/m68k/include/asm/unistd.h
index c702ad71679..5fc7f7bec1c 100644
--- a/arch/m68k/include/asm/unistd.h
+++ b/arch/m68k/include/asm/unistd.h
@@ -1,361 +1,10 @@
 #ifndef _ASM_M68K_UNISTD_H_
 #define _ASM_M68K_UNISTD_H_
 
-/*
- * This file contains the system call numbers.
- */
-
-#define __NR_restart_syscall      0
-#define __NR_exit                 1
-#define __NR_fork                 2
-#define __NR_read                 3
-#define __NR_write                4
-#define __NR_open                 5
-#define __NR_close                6
-#define __NR_waitpid              7
-#define __NR_creat                8
-#define __NR_link                 9
-#define __NR_unlink              10
-#define __NR_execve              11
-#define __NR_chdir               12
-#define __NR_time                13
-#define __NR_mknod               14
-#define __NR_chmod               15
-#define __NR_chown               16
-/*#define __NR_break             17*/
-#define __NR_oldstat             18
-#define __NR_lseek               19
-#define __NR_getpid              20
-#define __NR_mount               21
-#define __NR_umount              22
-#define __NR_setuid              23
-#define __NR_getuid              24
-#define __NR_stime               25
-#define __NR_ptrace              26
-#define __NR_alarm               27
-#define __NR_oldfstat            28
-#define __NR_pause               29
-#define __NR_utime               30
-/*#define __NR_stty              31*/
-/*#define __NR_gtty              32*/
-#define __NR_access              33
-#define __NR_nice                34
-/*#define __NR_ftime             35*/
-#define __NR_sync                36
-#define __NR_kill                37
-#define __NR_rename              38
-#define __NR_mkdir               39
-#define __NR_rmdir               40
-#define __NR_dup                 41
-#define __NR_pipe                42
-#define __NR_times               43
-/*#define __NR_prof              44*/
-#define __NR_brk                 45
-#define __NR_setgid              46
-#define __NR_getgid              47
-#define __NR_signal              48
-#define __NR_geteuid             49
-#define __NR_getegid             50
-#define __NR_acct                51
-#define __NR_umount2             52
-/*#define __NR_lock              53*/
-#define __NR_ioctl               54
-#define __NR_fcntl               55
-/*#define __NR_mpx               56*/
-#define __NR_setpgid             57
-/*#define __NR_ulimit            58*/
-/*#define __NR_oldolduname       59*/
-#define __NR_umask               60
-#define __NR_chroot              61
-#define __NR_ustat               62
-#define __NR_dup2                63
-#define __NR_getppid             64
-#define __NR_getpgrp             65
-#define __NR_setsid              66
-#define __NR_sigaction           67
-#define __NR_sgetmask            68
-#define __NR_ssetmask            69
-#define __NR_setreuid            70
-#define __NR_setregid            71
-#define __NR_sigsuspend          72
-#define __NR_sigpending          73
-#define __NR_sethostname         74
-#define __NR_setrlimit           75
-#define __NR_getrlimit           76
-#define __NR_getrusage           77
-#define __NR_gettimeofday        78
-#define __NR_settimeofday        79
-#define __NR_getgroups           80
-#define __NR_setgroups           81
-#define __NR_select              82
-#define __NR_symlink             83
-#define __NR_oldlstat            84
-#define __NR_readlink            85
-#define __NR_uselib              86
-#define __NR_swapon              87
-#define __NR_reboot              88
-#define __NR_readdir             89
-#define __NR_mmap                90
-#define __NR_munmap              91
-#define __NR_truncate            92
-#define __NR_ftruncate           93
-#define __NR_fchmod              94
-#define __NR_fchown              95
-#define __NR_getpriority         96
-#define __NR_setpriority         97
-/*#define __NR_profil            98*/
-#define __NR_statfs              99
-#define __NR_fstatfs            100
-/*#define __NR_ioperm           101*/
-#define __NR_socketcall         102
-#define __NR_syslog             103
-#define __NR_setitimer          104
-#define __NR_getitimer          105
-#define __NR_stat               106
-#define __NR_lstat              107
-#define __NR_fstat              108
-/*#define __NR_olduname         109*/
-/*#define __NR_iopl             110*/ /* not supported */
-#define __NR_vhangup            111
-/*#define __NR_idle             112*/ /* Obsolete */
-/*#define __NR_vm86             113*/ /* not supported */
-#define __NR_wait4              114
-#define __NR_swapoff            115
-#define __NR_sysinfo            116
-#define __NR_ipc                117
-#define __NR_fsync              118
-#define __NR_sigreturn          119
-#define __NR_clone              120
-#define __NR_setdomainname      121
-#define __NR_uname              122
-#define __NR_cacheflush         123
-#define __NR_adjtimex           124
-#define __NR_mprotect           125
-#define __NR_sigprocmask        126
-#define __NR_create_module      127
-#define __NR_init_module        128
-#define __NR_delete_module      129
-#define __NR_get_kernel_syms    130
-#define __NR_quotactl           131
-#define __NR_getpgid            132
-#define __NR_fchdir             133
-#define __NR_bdflush            134
-#define __NR_sysfs              135
-#define __NR_personality        136
-/*#define __NR_afs_syscall      137*/ /* Syscall for Andrew File System */
-#define __NR_setfsuid           138
-#define __NR_setfsgid           139
-#define __NR__llseek            140
-#define __NR_getdents           141
-#define __NR__newselect         142
-#define __NR_flock              143
-#define __NR_msync              144
-#define __NR_readv              145
-#define __NR_writev             146
-#define __NR_getsid             147
-#define __NR_fdatasync          148
-#define __NR__sysctl            149
-#define __NR_mlock              150
-#define __NR_munlock            151
-#define __NR_mlockall           152
-#define __NR_munlockall         153
-#define __NR_sched_setparam             154
-#define __NR_sched_getparam             155
-#define __NR_sched_setscheduler         156
-#define __NR_sched_getscheduler         157
-#define __NR_sched_yield                158
-#define __NR_sched_get_priority_max     159
-#define __NR_sched_get_priority_min     160
-#define __NR_sched_rr_get_interval      161
-#define __NR_nanosleep          162
-#define __NR_mremap             163
-#define __NR_setresuid          164
-#define __NR_getresuid          165
-#define __NR_getpagesize        166
-#define __NR_query_module       167
-#define __NR_poll               168
-#define __NR_nfsservctl         169
-#define __NR_setresgid          170
-#define __NR_getresgid          171
-#define __NR_prctl              172
-#define __NR_rt_sigreturn       173
-#define __NR_rt_sigaction       174
-#define __NR_rt_sigprocmask     175
-#define __NR_rt_sigpending      176
-#define __NR_rt_sigtimedwait    177
-#define __NR_rt_sigqueueinfo    178
-#define __NR_rt_sigsuspend      179
-#define __NR_pread64            180
-#define __NR_pwrite64           181
-#define __NR_lchown             182
-#define __NR_getcwd             183
-#define __NR_capget             184
-#define __NR_capset             185
-#define __NR_sigaltstack        186
-#define __NR_sendfile           187
-#define __NR_getpmsg            188     /* some people actually want streams */
-#define __NR_putpmsg            189     /* some people actually want streams */
-#define __NR_vfork              190
-#define __NR_ugetrlimit         191
-#define __NR_mmap2              192
-#define __NR_truncate64         193
-#define __NR_ftruncate64        194
-#define __NR_stat64             195
-#define __NR_lstat64            196
-#define __NR_fstat64            197
-#define __NR_chown32            198
-#define __NR_getuid32           199
-#define __NR_getgid32           200
-#define __NR_geteuid32          201
-#define __NR_getegid32          202
-#define __NR_setreuid32         203
-#define __NR_setregid32         204
-#define __NR_getgroups32        205
-#define __NR_setgroups32        206
-#define __NR_fchown32           207
-#define __NR_setresuid32        208
-#define __NR_getresuid32        209
-#define __NR_setresgid32        210
-#define __NR_getresgid32        211
-#define __NR_lchown32           212
-#define __NR_setuid32           213
-#define __NR_setgid32           214
-#define __NR_setfsuid32         215
-#define __NR_setfsgid32         216
-#define __NR_pivot_root         217
-/* 218*/
-/* 219*/
-#define __NR_getdents64         220
-#define __NR_gettid             221
-#define __NR_tkill              222
-#define __NR_setxattr           223
-#define __NR_lsetxattr          224
-#define __NR_fsetxattr          225
-#define __NR_getxattr           226
-#define __NR_lgetxattr          227
-#define __NR_fgetxattr          228
-#define __NR_listxattr          229
-#define __NR_llistxattr         230
-#define __NR_flistxattr         231
-#define __NR_removexattr        232
-#define __NR_lremovexattr       233
-#define __NR_fremovexattr       234
-#define __NR_futex              235
-#define __NR_sendfile64         236
-#define __NR_mincore            237
-#define __NR_madvise            238
-#define __NR_fcntl64            239
-#define __NR_readahead          240
-#define __NR_io_setup           241
-#define __NR_io_destroy         242
-#define __NR_io_getevents       243
-#define __NR_io_submit          244
-#define __NR_io_cancel          245
-#define __NR_fadvise64          246
-#define __NR_exit_group         247
-#define __NR_lookup_dcookie     248
-#define __NR_epoll_create       249
-#define __NR_epoll_ctl          250
-#define __NR_epoll_wait         251
-#define __NR_remap_file_pages   252
-#define __NR_set_tid_address    253
-#define __NR_timer_create       254
-#define __NR_timer_settime      255
-#define __NR_timer_gettime      256
-#define __NR_timer_getoverrun   257
-#define __NR_timer_delete       258
-#define __NR_clock_settime      259
-#define __NR_clock_gettime      260
-#define __NR_clock_getres       261
-#define __NR_clock_nanosleep    262
-#define __NR_statfs64           263
-#define __NR_fstatfs64          264
-#define __NR_tgkill             265
-#define __NR_utimes             266
-#define __NR_fadvise64_64       267
-#define __NR_mbind              268
-#define __NR_get_mempolicy      269
-#define __NR_set_mempolicy      270
-#define __NR_mq_open            271
-#define __NR_mq_unlink          272
-#define __NR_mq_timedsend       273
-#define __NR_mq_timedreceive    274
-#define __NR_mq_notify          275
-#define __NR_mq_getsetattr      276
-#define __NR_waitid             277
-/*#define __NR_vserver          278*/
-#define __NR_add_key            279
-#define __NR_request_key        280
-#define __NR_keyctl             281
-#define __NR_ioprio_set         282
-#define __NR_ioprio_get         283
-#define __NR_inotify_init       284
-#define __NR_inotify_add_watch  285
-#define __NR_inotify_rm_watch   286
-#define __NR_migrate_pages      287
-#define __NR_openat             288
-#define __NR_mkdirat            289
-#define __NR_mknodat            290
-#define __NR_fchownat           291
-#define __NR_futimesat          292
-#define __NR_fstatat64          293
-#define __NR_unlinkat           294
-#define __NR_renameat           295
-#define __NR_linkat             296
-#define __NR_symlinkat          297
-#define __NR_readlinkat         298
-#define __NR_fchmodat           299
-#define __NR_faccessat          300
-#define __NR_pselect6           301
-#define __NR_ppoll              302
-#define __NR_unshare            303
-#define __NR_set_robust_list    304
-#define __NR_get_robust_list    305
-#define __NR_splice             306
-#define __NR_sync_file_range    307
-#define __NR_tee                308
-#define __NR_vmsplice           309
-#define __NR_move_pages         310
-#define __NR_sched_setaffinity  311
-#define __NR_sched_getaffinity  312
-#define __NR_kexec_load         313
-#define __NR_getcpu             314
-#define __NR_epoll_pwait        315
-#define __NR_utimensat          316
-#define __NR_signalfd           317
-#define __NR_timerfd_create     318
-#define __NR_eventfd            319
-#define __NR_fallocate          320
-#define __NR_timerfd_settime    321
-#define __NR_timerfd_gettime    322
-#define __NR_signalfd4          323
-#define __NR_eventfd2           324
-#define __NR_epoll_create1      325
-#define __NR_dup3               326
-#define __NR_pipe2              327
-#define __NR_inotify_init1      328
-#define __NR_preadv             329
-#define __NR_pwritev            330
-#define __NR_rt_tgsigqueueinfo  331
-#define __NR_perf_event_open    332
-#define __NR_get_thread_area    333
-#define __NR_set_thread_area    334
-#define __NR_atomic_cmpxchg_32  335
-#define __NR_atomic_barrier     336
-#define __NR_fanotify_init      337
-#define __NR_fanotify_mark      338
-#define __NR_prlimit64          339
-#define __NR_name_to_handle_at  340
-#define __NR_open_by_handle_at  341
-#define __NR_clock_adjtime      342
-#define __NR_syncfs             343
-#define __NR_setns              344
-#define __NR_process_vm_readv   345
-#define __NR_process_vm_writev  346
+#include <uapi/asm/unistd.h>
 
-#ifdef __KERNEL__
 
-#define NR_syscalls             347
+#define NR_syscalls             348
 
 #define __ARCH_WANT_OLD_READDIR
 #define __ARCH_WANT_OLD_STAT
@@ -393,5 +42,4 @@
  */
 #define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall")
 
-#endif /* __KERNEL__ */
 #endif /* _ASM_M68K_UNISTD_H_ */
diff --git a/arch/m68k/include/uapi/asm/Kbuild b/arch/m68k/include/uapi/asm/Kbuild
index baebb3da1d4..972bce120e1 100644
--- a/arch/m68k/include/uapi/asm/Kbuild
+++ b/arch/m68k/include/uapi/asm/Kbuild
@@ -1,3 +1,26 @@
 # UAPI Header export list
 include include/uapi/asm-generic/Kbuild.asm
 
+header-y += a.out.h
+header-y += auxvec.h
+header-y += byteorder.h
+header-y += cachectl.h
+header-y += fcntl.h
+header-y += ioctls.h
+header-y += msgbuf.h
+header-y += param.h
+header-y += poll.h
+header-y += posix_types.h
+header-y += ptrace.h
+header-y += sembuf.h
+header-y += setup.h
+header-y += shmbuf.h
+header-y += sigcontext.h
+header-y += signal.h
+header-y += socket.h
+header-y += sockios.h
+header-y += stat.h
+header-y += swab.h
+header-y += termbits.h
+header-y += termios.h
+header-y += unistd.h
diff --git a/arch/m68k/include/asm/a.out.h b/arch/m68k/include/uapi/asm/a.out.h
index 3885fe43432..3885fe43432 100644
--- a/arch/m68k/include/asm/a.out.h
+++ b/arch/m68k/include/uapi/asm/a.out.h
diff --git a/arch/m68k/include/asm/auxvec.h b/arch/m68k/include/uapi/asm/auxvec.h
index 844d6d52204..844d6d52204 100644
--- a/arch/m68k/include/asm/auxvec.h
+++ b/arch/m68k/include/uapi/asm/auxvec.h
diff --git a/arch/m68k/include/asm/byteorder.h b/arch/m68k/include/uapi/asm/byteorder.h
index 31b260a8880..31b260a8880 100644
--- a/arch/m68k/include/asm/byteorder.h
+++ b/arch/m68k/include/uapi/asm/byteorder.h
diff --git a/arch/m68k/include/asm/cachectl.h b/arch/m68k/include/uapi/asm/cachectl.h
index 525978e959e..525978e959e 100644
--- a/arch/m68k/include/asm/cachectl.h
+++ b/arch/m68k/include/uapi/asm/cachectl.h
diff --git a/arch/m68k/include/asm/fcntl.h b/arch/m68k/include/uapi/asm/fcntl.h
index 1c369b20dc4..1c369b20dc4 100644
--- a/arch/m68k/include/asm/fcntl.h
+++ b/arch/m68k/include/uapi/asm/fcntl.h
diff --git a/arch/m68k/include/asm/ioctls.h b/arch/m68k/include/uapi/asm/ioctls.h
index 1332bb4ca5b..1332bb4ca5b 100644
--- a/arch/m68k/include/asm/ioctls.h
+++ b/arch/m68k/include/uapi/asm/ioctls.h
diff --git a/arch/m68k/include/asm/msgbuf.h b/arch/m68k/include/uapi/asm/msgbuf.h
index 243cb798de8..243cb798de8 100644
--- a/arch/m68k/include/asm/msgbuf.h
+++ b/arch/m68k/include/uapi/asm/msgbuf.h
diff --git a/arch/m68k/include/asm/param.h b/arch/m68k/include/uapi/asm/param.h
index 36265ccf5c7..36265ccf5c7 100644
--- a/arch/m68k/include/asm/param.h
+++ b/arch/m68k/include/uapi/asm/param.h
diff --git a/arch/m68k/include/asm/poll.h b/arch/m68k/include/uapi/asm/poll.h
index f080fcdb61b..f080fcdb61b 100644
--- a/arch/m68k/include/asm/poll.h
+++ b/arch/m68k/include/uapi/asm/poll.h
diff --git a/arch/m68k/include/asm/posix_types.h b/arch/m68k/include/uapi/asm/posix_types.h
index cf4dbf70fdc..cf4dbf70fdc 100644
--- a/arch/m68k/include/asm/posix_types.h
+++ b/arch/m68k/include/uapi/asm/posix_types.h
diff --git a/arch/m68k/include/uapi/asm/ptrace.h b/arch/m68k/include/uapi/asm/ptrace.h
new file mode 100644
index 00000000000..caf92fd3493
--- /dev/null
+++ b/arch/m68k/include/uapi/asm/ptrace.h
@@ -0,0 +1,79 @@
+#ifndef _UAPI_M68K_PTRACE_H
+#define _UAPI_M68K_PTRACE_H
+
+#define PT_D1      0
+#define PT_D2      1
+#define PT_D3      2
+#define PT_D4      3
+#define PT_D5      4
+#define PT_D6      5
+#define PT_D7      6
+#define PT_A0      7
+#define PT_A1      8
+#define PT_A2      9
+#define PT_A3      10
+#define PT_A4      11
+#define PT_A5      12
+#define PT_A6      13
+#define PT_D0      14
+#define PT_USP     15
+#define PT_ORIG_D0 16
+#define PT_SR      17
+#define PT_PC      18
+
+#ifndef __ASSEMBLY__
+
+/* this struct defines the way the registers are stored on the
+   stack during a system call. */
+
+struct pt_regs {
+  long     d1;
+  long     d2;
+  long     d3;
+  long     d4;
+  long     d5;
+  long     a0;
+  long     a1;
+  long     a2;
+  long     d0;
+  long     orig_d0;
+  long     stkadj;
+#ifdef CONFIG_COLDFIRE
+  unsigned format :  4; /* frame format specifier */
+  unsigned vector : 12; /* vector offset */
+  unsigned short sr;
+  unsigned long  pc;
+#else
+  unsigned short sr;
+  unsigned long  pc;
+  unsigned format :  4; /* frame format specifier */
+  unsigned vector : 12; /* vector offset */
+#endif
+};
+
+/*
+ * This is the extended stack used by signal handlers and the context
+ * switcher: it's pushed after the normal "struct pt_regs".
+ */
+struct switch_stack {
+        unsigned long  d6;
+        unsigned long  d7;
+        unsigned long  a3;
+        unsigned long  a4;
+        unsigned long  a5;
+        unsigned long  a6;
+        unsigned long  retpc;
+};
+
+/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
+#define PTRACE_GETREGS            12
+#define PTRACE_SETREGS            13
+#define PTRACE_GETFPREGS          14
+#define PTRACE_SETFPREGS          15
+
+#define PTRACE_GET_THREAD_AREA    25
+
+#define PTRACE_SINGLEBLOCK      33      /* resume execution until next branch */
+
+#endif /* __ASSEMBLY__ */
+#endif /* _UAPI_M68K_PTRACE_H */
diff --git a/arch/m68k/include/asm/sembuf.h b/arch/m68k/include/uapi/asm/sembuf.h
index 2308052a8c2..2308052a8c2 100644
--- a/arch/m68k/include/asm/sembuf.h
+++ b/arch/m68k/include/uapi/asm/sembuf.h
diff --git a/arch/m68k/include/uapi/asm/setup.h b/arch/m68k/include/uapi/asm/setup.h
new file mode 100644
index 00000000000..85579bff455
--- /dev/null
+++ b/arch/m68k/include/uapi/asm/setup.h
@@ -0,0 +1,103 @@
+/*
+** asm/setup.h -- Definition of the Linux/m68k setup information
+**
+** Copyright 1992 by Greg Harp
+**
+** This file is subject to the terms and conditions of the GNU General Public
+** License.  See the file COPYING in the main directory of this archive
+** for more details.
+**
+** Created 09/29/92 by Greg Harp
+**
+** 5/2/94 Roman Hodek:
+**   Added bi_atari part of the machine dependent union bi_un; for now it
+**   contains just a model field to distinguish between TT and Falcon.
+** 26/7/96 Roman Zippel:
+**   Renamed to setup.h; added some useful macros to allow gcc some
+**   optimizations if possible.
+** 5/10/96 Geert Uytterhoeven:
+**   Redesign of the boot information structure; moved boot information
+**   structure to bootinfo.h
+*/
+
+#ifndef _UAPI_M68K_SETUP_H
+#define _UAPI_M68K_SETUP_H
+
+
+
+    /*
+     *  Linux/m68k Architectures
+     */
+
+#define MACH_AMIGA    1
+#define MACH_ATARI    2
+#define MACH_MAC      3
+#define MACH_APOLLO   4
+#define MACH_SUN3     5
+#define MACH_MVME147  6
+#define MACH_MVME16x  7
+#define MACH_BVME6000 8
+#define MACH_HP300    9
+#define MACH_Q40     10
+#define MACH_SUN3X   11
+#define MACH_M54XX   12
+
+#define COMMAND_LINE_SIZE 256
+
+
+
+    /*
+     *  CPU, FPU and MMU types
+     *
+     *  Note: we may rely on the following equalities:
+     *
+     *      CPU_68020 == MMU_68851
+     *      CPU_68030 == MMU_68030
+     *      CPU_68040 == FPU_68040 == MMU_68040
+     *      CPU_68060 == FPU_68060 == MMU_68060
+     */
+
+#define CPUB_68020     0
+#define CPUB_68030     1
+#define CPUB_68040     2
+#define CPUB_68060     3
+#define CPUB_COLDFIRE  4
+
+#define CPU_68020      (1<<CPUB_68020)
+#define CPU_68030      (1<<CPUB_68030)
+#define CPU_68040      (1<<CPUB_68040)
+#define CPU_68060      (1<<CPUB_68060)
+#define CPU_COLDFIRE   (1<<CPUB_COLDFIRE)
+
+#define FPUB_68881     0
+#define FPUB_68882     1
+#define FPUB_68040     2                       /* Internal FPU */
+#define FPUB_68060     3                       /* Internal FPU */
+#define FPUB_SUNFPA    4                       /* Sun-3 FPA */
+#define FPUB_COLDFIRE  5                       /* ColdFire FPU */
+
+#define FPU_68881      (1<<FPUB_68881)
+#define FPU_68882      (1<<FPUB_68882)
+#define FPU_68040      (1<<FPUB_68040)
+#define FPU_68060      (1<<FPUB_68060)
+#define FPU_SUNFPA     (1<<FPUB_SUNFPA)
+#define FPU_COLDFIRE   (1<<FPUB_COLDFIRE)
+
+#define MMUB_68851     0
+#define MMUB_68030     1                       /* Internal MMU */
+#define MMUB_68040     2                       /* Internal MMU */
+#define MMUB_68060     3                       /* Internal MMU */
+#define MMUB_APOLLO    4                       /* Custom Apollo */
+#define MMUB_SUN3      5                       /* Custom Sun-3 */
+#define MMUB_COLDFIRE  6                       /* Internal MMU */
+
+#define MMU_68851      (1<<MMUB_68851)
+#define MMU_68030      (1<<MMUB_68030)
+#define MMU_68040      (1<<MMUB_68040)
+#define MMU_68060      (1<<MMUB_68060)
+#define MMU_SUN3       (1<<MMUB_SUN3)
+#define MMU_APOLLO     (1<<MMUB_APOLLO)
+#define MMU_COLDFIRE   (1<<MMUB_COLDFIRE)
+
+
+#endif /* _UAPI_M68K_SETUP_H */
diff --git a/arch/m68k/include/asm/shmbuf.h b/arch/m68k/include/uapi/asm/shmbuf.h
index f8928d62f1b..f8928d62f1b 100644
--- a/arch/m68k/include/asm/shmbuf.h
+++ b/arch/m68k/include/uapi/asm/shmbuf.h
diff --git a/arch/m68k/include/asm/sigcontext.h b/arch/m68k/include/uapi/asm/sigcontext.h
index 523db2a51cf..523db2a51cf 100644
--- a/arch/m68k/include/asm/sigcontext.h
+++ b/arch/m68k/include/uapi/asm/sigcontext.h
diff --git a/arch/m68k/include/uapi/asm/signal.h b/arch/m68k/include/uapi/asm/signal.h
new file mode 100644
index 00000000000..2b450f311bd
--- /dev/null
+++ b/arch/m68k/include/uapi/asm/signal.h
@@ -0,0 +1,118 @@
+#ifndef _UAPI_M68K_SIGNAL_H
+#define _UAPI_M68K_SIGNAL_H
+
+#include <linux/types.h>
+
+/* Avoid too many header ordering problems.  */
+struct siginfo;
+
+#ifndef __KERNEL__
+/* Here we must cater to libcs that poke about in kernel headers.  */
+
+#define NSIG            32
+typedef unsigned long sigset_t;
+
+#endif /* __KERNEL__ */
+
+#define SIGHUP           1
+#define SIGINT           2
+#define SIGQUIT          3
+#define SIGILL           4
+#define SIGTRAP          5
+#define SIGABRT          6
+#define SIGIOT           6
+#define SIGBUS           7
+#define SIGFPE           8
+#define SIGKILL          9
+#define SIGUSR1         10
+#define SIGSEGV         11
+#define SIGUSR2         12
+#define SIGPIPE         13
+#define SIGALRM         14
+#define SIGTERM         15
+#define SIGSTKFLT       16
+#define SIGCHLD         17
+#define SIGCONT         18
+#define SIGSTOP         19
+#define SIGTSTP         20
+#define SIGTTIN         21
+#define SIGTTOU         22
+#define SIGURG          23
+#define SIGXCPU         24
+#define SIGXFSZ         25
+#define SIGVTALRM       26
+#define SIGPROF         27
+#define SIGWINCH        28
+#define SIGIO           29
+#define SIGPOLL         SIGIO
+/*
+#define SIGLOST         29
+*/
+#define SIGPWR          30
+#define SIGSYS          31
+#define SIGUNUSED       31
+
+/* These should not be considered constants from userland.  */
+#define SIGRTMIN        32
+#define SIGRTMAX        _NSIG
+
+/*
+ * SA_FLAGS values:
+ *
+ * SA_ONSTACK indicates that a registered stack_t will be used.
+ * SA_RESTART flag to get restarting signals (which were the default long ago)
+ * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
+ * SA_RESETHAND clears the handler when the signal is delivered.
+ * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
+ * SA_NODEFER prevents the current signal from being masked in the handler.
+ *
+ * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
+ * Unix names RESETHAND and NODEFER respectively.
+ */
+#define SA_NOCLDSTOP    0x00000001
+#define SA_NOCLDWAIT    0x00000002
+#define SA_SIGINFO      0x00000004
+#define SA_ONSTACK      0x08000000
+#define SA_RESTART      0x10000000
+#define SA_NODEFER      0x40000000
+#define SA_RESETHAND    0x80000000
+
+#define SA_NOMASK       SA_NODEFER
+#define SA_ONESHOT      SA_RESETHAND
+
+/*
+ * sigaltstack controls
+ */
+#define SS_ONSTACK      1
+#define SS_DISABLE      2
+
+#define MINSIGSTKSZ     2048
+#define SIGSTKSZ        8192
+
+#include <asm-generic/signal-defs.h>
+
+#ifndef __KERNEL__
+/* Here we must cater to libcs that poke about in kernel headers.  */
+
+struct sigaction {
+        union {
+          __sighandler_t _sa_handler;
+          void (*_sa_sigaction)(int, struct siginfo *, void *);
+        } _u;
+        sigset_t sa_mask;
+        unsigned long sa_flags;
+        void (*sa_restorer)(void);
+};
+
+#define sa_handler      _u._sa_handler
+#define sa_sigaction    _u._sa_sigaction
+
+#endif /* __KERNEL__ */
+
+typedef struct sigaltstack {
+        void __user *ss_sp;
+        int ss_flags;
+        size_t ss_size;
+} stack_t;
+
+#endif /* _UAPI_M68K_SIGNAL_H */
diff --git a/arch/m68k/include/asm/socket.h b/arch/m68k/include/uapi/asm/socket.h
index d1be684edf9..d1be684edf9 100644
--- a/arch/m68k/include/asm/socket.h
+++ b/arch/m68k/include/uapi/asm/socket.h
diff --git a/arch/m68k/include/asm/sockios.h b/arch/m68k/include/uapi/asm/sockios.h
index c04a23943cb..c04a23943cb 100644
--- a/arch/m68k/include/asm/sockios.h
+++ b/arch/m68k/include/uapi/asm/sockios.h
diff --git a/arch/m68k/include/asm/stat.h b/arch/m68k/include/uapi/asm/stat.h
index dd38bc2e9f9..dd38bc2e9f9 100644
--- a/arch/m68k/include/asm/stat.h
+++ b/arch/m68k/include/uapi/asm/stat.h
diff --git a/arch/m68k/include/asm/swab.h b/arch/m68k/include/uapi/asm/swab.h
index b7b37a40def..b7b37a40def 100644
--- a/arch/m68k/include/asm/swab.h
+++ b/arch/m68k/include/uapi/asm/swab.h
diff --git a/arch/m68k/include/asm/termbits.h b/arch/m68k/include/uapi/asm/termbits.h
index aea1e37b765..aea1e37b765 100644
--- a/arch/m68k/include/asm/termbits.h
+++ b/arch/m68k/include/uapi/asm/termbits.h
diff --git a/arch/m68k/include/uapi/asm/termios.h b/arch/m68k/include/uapi/asm/termios.h
new file mode 100644
index 00000000000..ce2142c9ac1
--- /dev/null
+++ b/arch/m68k/include/uapi/asm/termios.h
@@ -0,0 +1,44 @@
+#ifndef _UAPI_M68K_TERMIOS_H
+#define _UAPI_M68K_TERMIOS_H
+
+#include <asm/termbits.h>
+#include <asm/ioctls.h>
+
+struct winsize {
+        unsigned short ws_row;
+        unsigned short ws_col;
+        unsigned short ws_xpixel;
+        unsigned short ws_ypixel;
+};
+
+#define NCC 8
+struct termio {
+        unsigned short c_iflag;         /* input mode flags */
+        unsigned short c_oflag;         /* output mode flags */
+        unsigned short c_cflag;         /* control mode flags */
+        unsigned short c_lflag;         /* local mode flags */
+        unsigned char c_line;           /* line discipline */
+        unsigned char c_cc[NCC];        /* control characters */
+};
+
+
+/* modem lines */
+#define TIOCM_LE        0x001
+#define TIOCM_DTR       0x002
+#define TIOCM_RTS       0x004
+#define TIOCM_ST        0x008
+#define TIOCM_SR        0x010
+#define TIOCM_CTS       0x020
+#define TIOCM_CAR       0x040
+#define TIOCM_RNG       0x080
+#define TIOCM_DSR       0x100
+#define TIOCM_CD        TIOCM_CAR
+#define TIOCM_RI        TIOCM_RNG
+#define TIOCM_OUT1      0x2000
+#define TIOCM_OUT2      0x4000
+#define TIOCM_LOOP      0x8000
+
+/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
+
+
+#endif /* _UAPI_M68K_TERMIOS_H */
diff --git a/arch/m68k/include/uapi/asm/unistd.h b/arch/m68k/include/uapi/asm/unistd.h
new file mode 100644
index 00000000000..b94bfbf9070
--- /dev/null
+++ b/arch/m68k/include/uapi/asm/unistd.h
@@ -0,0 +1,357 @@
+#ifndef _UAPI_ASM_M68K_UNISTD_H_
+#define _UAPI_ASM_M68K_UNISTD_H_
+
+/*
+ * This file contains the system call numbers.
+ */
+
+#define __NR_restart_syscall      0
+#define __NR_exit                 1
+#define __NR_fork                 2
+#define __NR_read                 3
+#define __NR_write                4
+#define __NR_open                 5
+#define __NR_close                6
+#define __NR_waitpid              7
+#define __NR_creat                8
+#define __NR_link                 9
+#define __NR_unlink              10
+#define __NR_execve              11
+#define __NR_chdir               12
+#define __NR_time                13
+#define __NR_mknod               14
+#define __NR_chmod               15
+#define __NR_chown               16
+/*#define __NR_break             17*/
+#define __NR_oldstat             18
+#define __NR_lseek               19
+#define __NR_getpid              20
+#define __NR_mount               21
+#define __NR_umount              22
+#define __NR_setuid              23
+#define __NR_getuid              24
+#define __NR_stime               25
+#define __NR_ptrace              26
+#define __NR_alarm               27
+#define __NR_oldfstat            28
+#define __NR_pause               29
+#define __NR_utime               30
+/*#define __NR_stty              31*/
+/*#define __NR_gtty              32*/
+#define __NR_access              33
+#define __NR_nice                34
+/*#define __NR_ftime             35*/
+#define __NR_sync                36
+#define __NR_kill                37
+#define __NR_rename              38
+#define __NR_mkdir               39
+#define __NR_rmdir               40
+#define __NR_dup                 41
+#define __NR_pipe                42
+#define __NR_times               43
+/*#define __NR_prof              44*/
+#define __NR_brk                 45
+#define __NR_setgid              46
+#define __NR_getgid              47
+#define __NR_signal              48
+#define __NR_geteuid             49
+#define __NR_getegid             50
+#define __NR_acct                51
+#define __NR_umount2             52
+/*#define __NR_lock              53*/
+#define __NR_ioctl               54
+#define __NR_fcntl               55
+/*#define __NR_mpx               56*/
+#define __NR_setpgid             57
+/*#define __NR_ulimit            58*/
+/*#define __NR_oldolduname       59*/
+#define __NR_umask               60
+#define __NR_chroot              61
+#define __NR_ustat               62
+#define __NR_dup2                63
+#define __NR_getppid             64
+#define __NR_getpgrp             65
+#define __NR_setsid              66
+#define __NR_sigaction           67
+#define __NR_sgetmask            68
+#define __NR_ssetmask            69
+#define __NR_setreuid            70
+#define __NR_setregid            71
+#define __NR_sigsuspend          72
+#define __NR_sigpending          73
+#define __NR_sethostname         74
+#define __NR_setrlimit           75
+#define __NR_getrlimit           76
+#define __NR_getrusage           77
+#define __NR_gettimeofday        78
+#define __NR_settimeofday        79
+#define __NR_getgroups           80
+#define __NR_setgroups           81
+#define __NR_select              82
+#define __NR_symlink             83
+#define __NR_oldlstat            84
+#define __NR_readlink            85
+#define __NR_uselib              86
+#define __NR_swapon              87
+#define __NR_reboot              88
+#define __NR_readdir             89
+#define __NR_mmap                90
+#define __NR_munmap              91
+#define __NR_truncate            92
+#define __NR_ftruncate           93
+#define __NR_fchmod              94
+#define __NR_fchown              95
+#define __NR_getpriority         96
+#define __NR_setpriority         97
+/*#define __NR_profil            98*/
+#define __NR_statfs              99
+#define __NR_fstatfs            100
+/*#define __NR_ioperm           101*/
+#define __NR_socketcall         102
+#define __NR_syslog             103
+#define __NR_setitimer          104
+#define __NR_getitimer          105
+#define __NR_stat               106
+#define __NR_lstat              107
+#define __NR_fstat              108
+/*#define __NR_olduname         109*/
+/*#define __NR_iopl             110*/ /* not supported */
+#define __NR_vhangup            111
+/*#define __NR_idle             112*/ /* Obsolete */
+/*#define __NR_vm86             113*/ /* not supported */
+#define __NR_wait4              114
+#define __NR_swapoff            115
+#define __NR_sysinfo            116
+#define __NR_ipc                117
+#define __NR_fsync              118
+#define __NR_sigreturn          119
+#define __NR_clone              120
+#define __NR_setdomainname      121
+#define __NR_uname              122
+#define __NR_cacheflush         123
+#define __NR_adjtimex           124
+#define __NR_mprotect           125
+#define __NR_sigprocmask        126
+#define __NR_create_module      127
+#define __NR_init_module        128
+#define __NR_delete_module      129
+#define __NR_get_kernel_syms    130
+#define __NR_quotactl           131
+#define __NR_getpgid            132
+#define __NR_fchdir             133
+#define __NR_bdflush            134
+#define __NR_sysfs              135
+#define __NR_personality        136
+/*#define __NR_afs_syscall      137*/ /* Syscall for Andrew File System */
+#define __NR_setfsuid           138
+#define __NR_setfsgid           139
+#define __NR__llseek            140
+#define __NR_getdents           141
+#define __NR__newselect         142
+#define __NR_flock              143
+#define __NR_msync              144
+#define __NR_readv              145
+#define __NR_writev             146
+#define __NR_getsid             147
+#define __NR_fdatasync          148
+#define __NR__sysctl            149
+#define __NR_mlock              150
+#define __NR_munlock            151
+#define __NR_mlockall           152
+#define __NR_munlockall         153
+#define __NR_sched_setparam             154
+#define __NR_sched_getparam             155
+#define __NR_sched_setscheduler         156
+#define __NR_sched_getscheduler         157
+#define __NR_sched_yield                158
+#define __NR_sched_get_priority_max     159
+#define __NR_sched_get_priority_min     160
+#define __NR_sched_rr_get_interval      161
+#define __NR_nanosleep          162
+#define __NR_mremap             163
+#define __NR_setresuid          164
+#define __NR_getresuid          165
+#define __NR_getpagesize        166
+#define __NR_query_module       167
+#define __NR_poll               168
+#define __NR_nfsservctl         169
+#define __NR_setresgid          170
+#define __NR_getresgid          171
+#define __NR_prctl              172
+#define __NR_rt_sigreturn       173
+#define __NR_rt_sigaction       174
+#define __NR_rt_sigprocmask     175
+#define __NR_rt_sigpending      176
+#define __NR_rt_sigtimedwait    177
+#define __NR_rt_sigqueueinfo    178
+#define __NR_rt_sigsuspend      179
+#define __NR_pread64            180
+#define __NR_pwrite64           181
+#define __NR_lchown             182
+#define __NR_getcwd             183
+#define __NR_capget             184
+#define __NR_capset             185
+#define __NR_sigaltstack        186
+#define __NR_sendfile           187
+#define __NR_getpmsg            188     /* some people actually want streams */
+#define __NR_putpmsg            189     /* some people actually want streams */
+#define __NR_vfork              190
+#define __NR_ugetrlimit         191
+#define __NR_mmap2              192
+#define __NR_truncate64         193
+#define __NR_ftruncate64        194
+#define __NR_stat64             195
+#define __NR_lstat64            196
+#define __NR_fstat64            197
+#define __NR_chown32            198
+#define __NR_getuid32           199
+#define __NR_getgid32           200
+#define __NR_geteuid32          201
+#define __NR_getegid32          202
+#define __NR_setreuid32         203
+#define __NR_setregid32         204
+#define __NR_getgroups32        205
+#define __NR_setgroups32        206
+#define __NR_fchown32           207
+#define __NR_setresuid32        208
+#define __NR_getresuid32        209
+#define __NR_setresgid32        210
+#define __NR_getresgid32        211
+#define __NR_lchown32           212
+#define __NR_setuid32           213
+#define __NR_setgid32           214
+#define __NR_setfsuid32         215
+#define __NR_setfsgid32         216
+#define __NR_pivot_root         217
+/* 218*/
+/* 219*/
+#define __NR_getdents64         220
+#define __NR_gettid             221
+#define __NR_tkill              222
+#define __NR_setxattr           223
+#define __NR_lsetxattr          224
+#define __NR_fsetxattr          225
+#define __NR_getxattr           226
+#define __NR_lgetxattr          227
+#define __NR_fgetxattr          228
+#define __NR_listxattr          229
+#define __NR_llistxattr         230
+#define __NR_flistxattr         231
+#define __NR_removexattr        232
+#define __NR_lremovexattr       233
+#define __NR_fremovexattr       234
+#define __NR_futex              235
+#define __NR_sendfile64         236
+#define __NR_mincore            237
+#define __NR_madvise            238
+#define __NR_fcntl64            239
+#define __NR_readahead          240
+#define __NR_io_setup           241
+#define __NR_io_destroy         242
+#define __NR_io_getevents       243
+#define __NR_io_submit          244
+#define __NR_io_cancel          245
+#define __NR_fadvise64          246
+#define __NR_exit_group         247
+#define __NR_lookup_dcookie     248
+#define __NR_epoll_create       249
+#define __NR_epoll_ctl          250
+#define __NR_epoll_wait         251
+#define __NR_remap_file_pages   252
+#define __NR_set_tid_address    253
+#define __NR_timer_create       254
+#define __NR_timer_settime      255
+#define __NR_timer_gettime      256
+#define __NR_timer_getoverrun   257
+#define __NR_timer_delete       258
+#define __NR_clock_settime      259
+#define __NR_clock_gettime      260
+#define __NR_clock_getres       261
+#define __NR_clock_nanosleep    262
+#define __NR_statfs64           263
+#define __NR_fstatfs64          264
+#define __NR_tgkill             265
+#define __NR_utimes             266
+#define __NR_fadvise64_64       267
+#define __NR_mbind              268
+#define __NR_get_mempolicy      269
+#define __NR_set_mempolicy      270
+#define __NR_mq_open            271
+#define __NR_mq_unlink          272
+#define __NR_mq_timedsend       273
+#define __NR_mq_timedreceive    274
+#define __NR_mq_notify          275
+#define __NR_mq_getsetattr      276
+#define __NR_waitid             277
+/*#define __NR_vserver          278*/
+#define __NR_add_key            279
+#define __NR_request_key        280
+#define __NR_keyctl             281
+#define __NR_ioprio_set         282
+#define __NR_ioprio_get         283
+#define __NR_inotify_init       284
+#define __NR_inotify_add_watch  285
+#define __NR_inotify_rm_watch   286
+#define __NR_migrate_pages      287
+#define __NR_openat             288
+#define __NR_mkdirat            289
+#define __NR_mknodat            290
+#define __NR_fchownat           291
+#define __NR_futimesat          292
+#define __NR_fstatat64          293
+#define __NR_unlinkat           294
+#define __NR_renameat           295
+#define __NR_linkat             296
+#define __NR_symlinkat          297
+#define __NR_readlinkat         298
+#define __NR_fchmodat           299
+#define __NR_faccessat          300
+#define __NR_pselect6           301
+#define __NR_ppoll              302
+#define __NR_unshare            303
+#define __NR_set_robust_list    304
+#define __NR_get_robust_list    305
+#define __NR_splice             306
+#define __NR_sync_file_range    307
+#define __NR_tee                308
+#define __NR_vmsplice           309
+#define __NR_move_pages         310
+#define __NR_sched_setaffinity  311
+#define __NR_sched_getaffinity  312
+#define __NR_kexec_load         313
+#define __NR_getcpu             314
+#define __NR_epoll_pwait        315
+#define __NR_utimensat          316
+#define __NR_signalfd           317
+#define __NR_timerfd_create     318
+#define __NR_eventfd            319
+#define __NR_fallocate          320
+#define __NR_timerfd_settime    321
+#define __NR_timerfd_gettime    322
+#define __NR_signalfd4          323
+#define __NR_eventfd2           324
+#define __NR_epoll_create1      325
+#define __NR_dup3               326
+#define __NR_pipe2              327
+#define __NR_inotify_init1      328
+#define __NR_preadv             329
+#define __NR_pwritev            330
+#define __NR_rt_tgsigqueueinfo  331
+#define __NR_perf_event_open    332
+#define __NR_get_thread_area    333
+#define __NR_set_thread_area    334
+#define __NR_atomic_cmpxchg_32  335
+#define __NR_atomic_barrier     336
+#define __NR_fanotify_init      337
+#define __NR_fanotify_mark      338
+#define __NR_prlimit64          339
+#define __NR_name_to_handle_at  340
+#define __NR_open_by_handle_at  341
+#define __NR_clock_adjtime      342
+#define __NR_syncfs             343
+#define __NR_setns              344
+#define __NR_process_vm_readv   345
+#define __NR_process_vm_writev  346
+#define __NR_kcmp               347
+
+#endif /* _UAPI_ASM_M68K_UNISTD_H_ */
diff --git a/arch/m68k/kernel/syscalltable.S b/arch/m68k/kernel/syscalltable.S
index ce827b37611..4fc2e29b771 100644
--- a/arch/m68k/kernel/syscalltable.S
+++ b/arch/m68k/kernel/syscalltable.S
@@ -367,4 +367,5 @@ ENTRY(sys_call_table)
         .long sys_setns
         .long sys_process_vm_readv      /* 345 */
         .long sys_process_vm_writev
+        .long sys_kcmp
 
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 3f3d9ca7a5b..5dba755a43e 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -130,6 +130,7 @@ config S390
         select ARCH_INLINE_WRITE_UNLOCK_IRQRESTORE
         select HAVE_UID16 if 32BIT
         select ARCH_WANT_IPC_PARSE_VERSION
+        select HAVE_ARCH_TRANSPARENT_HUGEPAGE if 64BIT
         select GENERIC_SMP_IDLE_THREAD
         select GENERIC_TIME_VSYSCALL_OLD
         select GENERIC_CLOCKEVENTS
diff --git a/arch/s390/boot/compressed/vmlinux.lds.S b/arch/s390/boot/compressed/vmlinux.lds.S
index d80f79d8dd9..8e1fb823928 100644
--- a/arch/s390/boot/compressed/vmlinux.lds.S
+++ b/arch/s390/boot/compressed/vmlinux.lds.S
@@ -5,7 +5,7 @@ OUTPUT_FORMAT("elf64-s390", "elf64-s390", "elf64-s390")
 OUTPUT_ARCH(s390:64-bit)
 #else
 OUTPUT_FORMAT("elf32-s390", "elf32-s390", "elf32-s390")
-OUTPUT_ARCH(s390)
+OUTPUT_ARCH(s390:31-bit)
 #endif
 
 ENTRY(startup)
diff --git a/arch/s390/include/asm/perf_event.h b/arch/s390/include/asm/perf_event.h
index 7941968e12b..5f0173a3169 100644
--- a/arch/s390/include/asm/perf_event.h
+++ b/arch/s390/include/asm/perf_event.h
@@ -9,7 +9,7 @@
 #include <asm/cpu_mf.h>
 
 /* CPU-measurement counter facility */
-#define PERF_CPUM_CF_MAX_CTR            160
+#define PERF_CPUM_CF_MAX_CTR            256
 
 /* Per-CPU flags for PMU states */
 #define PMU_F_RESERVED                  0x1000
diff --git a/arch/s390/include/uapi/asm/Kbuild b/arch/s390/include/uapi/asm/Kbuild
index 59b67ed423b..7bf68fff7c5 100644
--- a/arch/s390/include/uapi/asm/Kbuild
+++ b/arch/s390/include/uapi/asm/Kbuild
@@ -1,8 +1,6 @@
 # UAPI Header export list
 include include/uapi/asm-generic/Kbuild.asm
 
-generic-y += kvm_para.h
-
 header-y += auxvec.h
 header-y += bitsperlong.h
 header-y += byteorder.h
diff --git a/arch/s390/include/uapi/asm/chpid.h b/arch/s390/include/uapi/asm/chpid.h
index 581992dfae2..6b4fb29cc19 100644
--- a/arch/s390/include/uapi/asm/chpid.h
+++ b/arch/s390/include/uapi/asm/chpid.h
@@ -1,5 +1,5 @@
 /*
- *    Copyright IBM Corp. 2007
+ *    Copyright IBM Corp. 2007, 2012
  *    Author(s): Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
  */
 
@@ -12,10 +12,10 @@
 #define __MAX_CHPID 255
 
 struct chp_id {
-        u8 reserved1;
-        u8 cssid;
-        u8 reserved2;
-        u8 id;
+        __u8 reserved1;
+        __u8 cssid;
+        __u8 reserved2;
+        __u8 id;
 } __attribute__((packed));
 
 
diff --git a/arch/s390/include/uapi/asm/kvm_para.h b/arch/s390/include/uapi/asm/kvm_para.h
new file mode 100644
index 00000000000..ff1f4e7b301
--- /dev/null
+++ b/arch/s390/include/uapi/asm/kvm_para.h
@@ -0,0 +1,11 @@
+/*
+ * User API definitions for paravirtual devices on s390
+ *
+ * Copyright IBM Corp. 2008
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License (version 2 only)
+ * as published by the Free Software Foundation.
+ *
+ *    Author(s): Christian Borntraeger <borntraeger@de.ibm.com>
+ */
diff --git a/arch/s390/kernel/cache.c b/arch/s390/kernel/cache.c
index 8df8d8a19c9..64b24650e4f 100644
--- a/arch/s390/kernel/cache.c
+++ b/arch/s390/kernel/cache.c
@@ -59,8 +59,8 @@ enum {
 
 enum {
         CACHE_TI_UNIFIED = 0,
-        CACHE_TI_INSTRUCTION = 0,
-        CACHE_TI_DATA,
+        CACHE_TI_DATA = 0,
+        CACHE_TI_INSTRUCTION,
 };
 
 struct cache_info {
@@ -121,7 +121,10 @@ static int __init cache_add(int level, int private, int type)
         cache = kzalloc(sizeof(*cache), GFP_KERNEL);
         if (!cache)
                 return -ENOMEM;
-        ti = type == CACHE_TYPE_DATA ? CACHE_TI_DATA : CACHE_TI_UNIFIED;
+        if (type == CACHE_TYPE_INSTRUCTION)
+                ti = CACHE_TI_INSTRUCTION;
+        else
+                ti = CACHE_TI_UNIFIED;
         cache->size = ecag(EXTRACT_SIZE, level, ti);
         cache->line_size = ecag(EXTRACT_LINE_SIZE, level, ti);
         cache->associativity = ecag(EXTRACT_ASSOCIATIVITY, level, ti);
diff --git a/arch/s390/kernel/head_kdump.S b/arch/s390/kernel/head_kdump.S
index acaaaf4b705..085a95eb315 100644
--- a/arch/s390/kernel/head_kdump.S
+++ b/arch/s390/kernel/head_kdump.S
@@ -85,16 +85,10 @@
 .align 2
 startup_kdump_relocated:
         basr    %r13,0
-0:
-        mvc     0(8,%r0),.Lrestart_psw-0b(%r13) # Setup restart PSW
-        sam31                                   # Switch to 31 bit addr mode
-        sr      %r1,%r1                         # Erase register r1
-        sr      %r2,%r2                         # Erase register r2
-        sigp    %r1,%r2,SIGP_SET_ARCHITECTURE   # Switch to 31 bit arch mode
-        lpsw    0                               # Start new kernel...
+0:      lpswe   .Lrestart_psw-0b(%r13)          # Start new kernel...
 .align  8
 .Lrestart_psw:
-        .long   0x00080000,0x80000000 + startup
+        .quad   0x0000000080000000,0x0000000000000000 + startup
 #else
 .align 2
 .Lep_startup_kdump:
diff --git a/arch/s390/kernel/perf_cpum_cf.c b/arch/s390/kernel/perf_cpum_cf.c
index 9871b1971ed..c4e7269d4a0 100644
--- a/arch/s390/kernel/perf_cpum_cf.c
+++ b/arch/s390/kernel/perf_cpum_cf.c
@@ -94,7 +94,7 @@ static int get_counter_set(u64 event)
                 set = CPUMF_CTR_SET_USER;
         else if (event < 128)
                 set = CPUMF_CTR_SET_CRYPTO;
-        else if (event < 160)
+        else if (event < 256)
                 set = CPUMF_CTR_SET_EXT;
 
         return set;
@@ -138,6 +138,10 @@ static int validate_ctr_version(const struct hw_perf_event *hwc)
         case CPUMF_CTR_SET_EXT:
                 if (cpuhw->info.csvn < 1)
                         err = -EOPNOTSUPP;
+                if ((cpuhw->info.csvn == 1 && hwc->config > 159) ||
+                    (cpuhw->info.csvn == 2 && hwc->config > 175) ||
+                    (cpuhw->info.csvn  > 2 && hwc->config > 255))
+                        err = -EOPNOTSUPP;
                 break;
         }
 
diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S
index de8fa9bbd35..79cb51adc74 100644
--- a/arch/s390/kernel/vmlinux.lds.S
+++ b/arch/s390/kernel/vmlinux.lds.S
@@ -8,7 +8,7 @@
 
 #ifndef CONFIG_64BIT
 OUTPUT_FORMAT("elf32-s390", "elf32-s390", "elf32-s390")
-OUTPUT_ARCH(s390)
+OUTPUT_ARCH(s390:31-bit)
 ENTRY(startup)
 jiffies = jiffies_64 + 4;
 #else
diff --git a/arch/tile/Makefile b/arch/tile/Makefile
index 55640cf9259..3d15364c607 100644
--- a/arch/tile/Makefile
+++ b/arch/tile/Makefile
@@ -26,6 +26,10 @@ $(error Set TILERA_ROOT or CROSS_COMPILE when building $(ARCH) on $(HOST_ARCH))
   endif
 endif
 
+# The tile compiler may emit .eh_frame information for backtracing.
+# In kernel modules, this causes load failures due to unsupported relocations.
+KBUILD_CFLAGS   += -fno-asynchronous-unwind-tables
+
 ifneq ($(CONFIG_DEBUG_EXTRA_FLAGS),"")
 KBUILD_CFLAGS   += $(CONFIG_DEBUG_EXTRA_FLAGS)
 endif
diff --git a/arch/tile/kernel/module.c b/arch/tile/kernel/module.c
index 001cbfa10ac..243ffebe38d 100644
--- a/arch/tile/kernel/module.c
+++ b/arch/tile/kernel/module.c
@@ -24,16 +24,6 @@
 #include <asm/homecache.h>
 #include <arch/opcode.h>
 
-#ifdef __tilegx__
-# define Elf_Rela Elf64_Rela
-# define ELF_R_SYM ELF64_R_SYM
-# define ELF_R_TYPE ELF64_R_TYPE
-#else
-# define Elf_Rela Elf32_Rela
-# define ELF_R_SYM ELF32_R_SYM
-# define ELF_R_TYPE ELF32_R_TYPE
-#endif
-
 #ifdef MODULE_DEBUG
 #define DEBUGP printk
 #else
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h
index c9dcc181d4d..6e8fdf5ad11 100644
--- a/arch/x86/include/asm/efi.h
+++ b/arch/x86/include/asm/efi.h
@@ -35,7 +35,7 @@ extern unsigned long asmlinkage efi_call_phys(void *, ...);
 #define efi_call_virt6(f, a1, a2, a3, a4, a5, a6)       \
         efi_call_virt(f, a1, a2, a3, a4, a5, a6)
 
-#define efi_ioremap(addr, size, type)           ioremap_cache(addr, size)
+#define efi_ioremap(addr, size, type, attr)     ioremap_cache(addr, size)
 
 #else /* !CONFIG_X86_32 */
 
@@ -89,7 +89,7 @@ extern u64 efi_call6(void *fp, u64 arg1, u64 arg2, u64 arg3,
                   (u64)(a3), (u64)(a4), (u64)(a5), (u64)(a6))
 
 extern void __iomem *efi_ioremap(unsigned long addr, unsigned long size,
-                                 u32 type);
+                                 u32 type, u64 attribute);
 
 #endif /* CONFIG_X86_32 */
 
@@ -98,6 +98,8 @@ extern void efi_set_executable(efi_memory_desc_t *md, bool executable);
 extern int efi_memblock_x86_reserve_range(void);
 extern void efi_call_phys_prelog(void);
 extern void efi_call_phys_epilog(void);
+extern void efi_unmap_memmap(void);
+extern void efi_memory_uc(u64 addr, unsigned long size);
 
 #ifndef CONFIG_EFI
 /*
diff --git a/arch/x86/include/asm/xen/hypervisor.h b/arch/x86/include/asm/xen/hypervisor.h
index 66d0fff1ee8..125f344f06a 100644
--- a/arch/x86/include/asm/xen/hypervisor.h
+++ b/arch/x86/include/asm/xen/hypervisor.h
@@ -33,7 +33,6 @@
 #ifndef _ASM_X86_XEN_HYPERVISOR_H
 #define _ASM_X86_XEN_HYPERVISOR_H
 
-/* arch/i386/kernel/setup.c */
 extern struct shared_info *HYPERVISOR_shared_info;
 extern struct start_info *xen_start_info;
 
diff --git a/arch/x86/include/asm/xen/interface.h b/arch/x86/include/asm/xen/interface.h
index 6d2f75a82a1..54d52ff1304 100644
--- a/arch/x86/include/asm/xen/interface.h
+++ b/arch/x86/include/asm/xen/interface.h
@@ -51,14 +51,14 @@
  * with Xen so that on ARM we can have one ABI that works for 32 and 64
  * bit guests. */
 typedef unsigned long xen_pfn_t;
+#define PRI_xen_pfn "lx"
 typedef unsigned long xen_ulong_t;
+#define PRI_xen_ulong "lx"
 /* Guest handles for primitive C types. */
 __DEFINE_GUEST_HANDLE(uchar, unsigned char);
 __DEFINE_GUEST_HANDLE(uint,  unsigned int);
-__DEFINE_GUEST_HANDLE(ulong, unsigned long);
 DEFINE_GUEST_HANDLE(char);
 DEFINE_GUEST_HANDLE(int);
-DEFINE_GUEST_HANDLE(long);
 DEFINE_GUEST_HANDLE(void);
 DEFINE_GUEST_HANDLE(uint64_t);
 DEFINE_GUEST_HANDLE(uint32_t);
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index c265593ec2c..1817fa91102 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -2257,6 +2257,9 @@ asmlinkage void smp_irq_move_cleanup_interrupt(void)
                         continue;
 
                 cfg = irq_cfg(irq);
+                if (!cfg)
+                        continue;
+
                 raw_spin_lock(&desc->lock);
 
                 /*
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index 3373f84d139..4a3374e61a9 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -208,12 +208,14 @@ static bool check_hw_exists(void)
         }
 
         /*
-         * Now write a value and read it back to see if it matches,
-         * this is needed to detect certain hardware emulators (qemu/kvm)
-         * that don't trap on the MSR access and always return 0s.
+         * Read the current value, change it and read it back to see if it
+         * matches, this is needed to detect certain hardware emulators
+         * (qemu/kvm) that don't trap on the MSR access and always return 0s.
          */
-        val = 0xabcdUL;
         reg = x86_pmu_event_addr(0);
+        if (rdmsrl_safe(reg, &val))
+                goto msr_fail;
+        val ^= 0xffffUL;
         ret = wrmsrl_safe(reg, val);
         ret |= rdmsrl_safe(reg, &val_new);
         if (ret || val != val_new)
diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
index 99d96a4978b..3cf3d97cce3 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
@@ -118,22 +118,24 @@ static void snbep_uncore_pci_disable_box(struct intel_uncore_box *box)
 {
         struct pci_dev *pdev = box->pci_dev;
         int box_ctl = uncore_pci_box_ctl(box);
-        u32 config;
+        u32 config = 0;
 
-        pci_read_config_dword(pdev, box_ctl, &config);
-        config |= SNBEP_PMON_BOX_CTL_FRZ;
-        pci_write_config_dword(pdev, box_ctl, config);
+        if (!pci_read_config_dword(pdev, box_ctl, &config)) {
+                config |= SNBEP_PMON_BOX_CTL_FRZ;
+                pci_write_config_dword(pdev, box_ctl, config);
+        }
 }
 
 static void snbep_uncore_pci_enable_box(struct intel_uncore_box *box)
 {
         struct pci_dev *pdev = box->pci_dev;
         int box_ctl = uncore_pci_box_ctl(box);
-        u32 config;
+        u32 config = 0;
 
-        pci_read_config_dword(pdev, box_ctl, &config);
-        config &= ~SNBEP_PMON_BOX_CTL_FRZ;
-        pci_write_config_dword(pdev, box_ctl, config);
+        if (!pci_read_config_dword(pdev, box_ctl, &config)) {
+                config &= ~SNBEP_PMON_BOX_CTL_FRZ;
+                pci_write_config_dword(pdev, box_ctl, config);
+        }
 }
 
 static void snbep_uncore_pci_enable_event(struct intel_uncore_box *box, struct perf_event *event)
@@ -156,7 +158,7 @@ static u64 snbep_uncore_pci_read_counter(struct intel_uncore_box *box, struct pe
 {
         struct pci_dev *pdev = box->pci_dev;
         struct hw_perf_event *hwc = &event->hw;
-        u64 count;
+        u64 count = 0;
 
         pci_read_config_dword(pdev, hwc->event_base, (u32 *)&count);
         pci_read_config_dword(pdev, hwc->event_base + 4, (u32 *)&count + 1);
@@ -603,11 +605,12 @@ static struct pci_driver snbep_uncore_pci_driver = {
 /*
  * build pci bus to socket mapping
  */
-static void snbep_pci2phy_map_init(void)
+static int snbep_pci2phy_map_init(void)
 {
         struct pci_dev *ubox_dev = NULL;
         int i, bus, nodeid;
-        u32 config;
+        int err = 0;
+        u32 config = 0;
 
         while (1) {
                 /* find the UBOX device */
@@ -618,10 +621,14 @@ static void snbep_pci2phy_map_init(void)
                         break;
                 bus = ubox_dev->bus->number;
                 /* get the Node ID of the local register */
-                pci_read_config_dword(ubox_dev, 0x40, &config);
+                err = pci_read_config_dword(ubox_dev, 0x40, &config);
+                if (err)
+                        break;
                 nodeid = config;
                 /* get the Node ID mapping */
-                pci_read_config_dword(ubox_dev, 0x54, &config);
+                err = pci_read_config_dword(ubox_dev, 0x54, &config);
+                if (err)
+                        break;
                 /*
                  * every three bits in the Node ID mapping register maps
                  * to a particular node.
@@ -633,7 +640,11 @@ static void snbep_pci2phy_map_init(void)
                         }
                 }
         };
-        return;
+
+        if (ubox_dev)
+                pci_dev_put(ubox_dev);
+
+        return err ? pcibios_err_to_errno(err) : 0;
 }
 /* end of Sandy Bridge-EP uncore support */
 
@@ -1547,7 +1558,6 @@ void nhmex_rbox_alter_er(struct intel_uncore_box *box, struct perf_event *event)
 {
         struct hw_perf_event *hwc = &event->hw;
         struct hw_perf_event_extra *reg1 = &hwc->extra_reg;
-        int port;
 
         /* adjust the main event selector and extra register index */
         if (reg1->idx % 2) {
@@ -1559,7 +1569,6 @@ void nhmex_rbox_alter_er(struct intel_uncore_box *box, struct perf_event *event)
         }
 
         /* adjust extra register config */
-        port = reg1->idx / 6 + box->pmu->pmu_idx * 4;
         switch (reg1->idx % 6) {
         case 2:
                 /* shift the 8~15 bits to the 0~7 bits */
@@ -2578,9 +2587,11 @@ static int __init uncore_pci_init(void)
 
         switch (boot_cpu_data.x86_model) {
         case 45: /* Sandy Bridge-EP */
+                ret = snbep_pci2phy_map_init();
+                if (ret)
+                        return ret;
                 pci_uncores = snbep_pci_uncores;
                 uncore_pci_driver = &snbep_uncore_pci_driver;
-                snbep_pci2phy_map_init();
                 break;
         default:
                 return 0;
@@ -2926,6 +2937,9 @@ static int __init intel_uncore_init(void)
         if (boot_cpu_data.x86_vendor != X86_VENDOR_INTEL)
                 return -ENODEV;
 
+        if (cpu_has_hypervisor)
+                return -ENODEV;
+
         ret = uncore_pci_init();
         if (ret)
                 goto fail;
diff --git a/arch/x86/kernel/cpu/perf_event_knc.c b/arch/x86/kernel/cpu/perf_event_knc.c
index 7c46bfdbc37..4b7731bf23a 100644
--- a/arch/x86/kernel/cpu/perf_event_knc.c
+++ b/arch/x86/kernel/cpu/perf_event_knc.c
@@ -3,6 +3,8 @@
 #include <linux/perf_event.h>
 #include <linux/types.h>
 
+#include <asm/hardirq.h>
+
 #include "perf_event.h"
 
 static const u64 knc_perfmon_event_map[] =
@@ -173,30 +175,100 @@ static void knc_pmu_enable_all(int added)
 static inline void
 knc_pmu_disable_event(struct perf_event *event)
 {
-        struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
         struct hw_perf_event *hwc = &event->hw;
         u64 val;
 
         val = hwc->config;
-        if (cpuc->enabled)
-                val &= ~ARCH_PERFMON_EVENTSEL_ENABLE;
+        val &= ~ARCH_PERFMON_EVENTSEL_ENABLE;
 
         (void)wrmsrl_safe(hwc->config_base + hwc->idx, val);
 }
 
 static void knc_pmu_enable_event(struct perf_event *event)
 {
-        struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
         struct hw_perf_event *hwc = &event->hw;
         u64 val;
 
         val = hwc->config;
-        if (cpuc->enabled)
-                val |= ARCH_PERFMON_EVENTSEL_ENABLE;
+        val |= ARCH_PERFMON_EVENTSEL_ENABLE;
 
         (void)wrmsrl_safe(hwc->config_base + hwc->idx, val);
 }
 
+static inline u64 knc_pmu_get_status(void)
+{
+        u64 status;
+
+        rdmsrl(MSR_KNC_IA32_PERF_GLOBAL_STATUS, status);
+
+        return status;
+}
+
+static inline void knc_pmu_ack_status(u64 ack)
+{
+        wrmsrl(MSR_KNC_IA32_PERF_GLOBAL_OVF_CONTROL, ack);
+}
+
+static int knc_pmu_handle_irq(struct pt_regs *regs)
+{
+        struct perf_sample_data data;
+        struct cpu_hw_events *cpuc;
+        int handled = 0;
+        int bit, loops;
+        u64 status;
+
+        cpuc = &__get_cpu_var(cpu_hw_events);
+
+        knc_pmu_disable_all();
+
+        status = knc_pmu_get_status();
+        if (!status) {
+                knc_pmu_enable_all(0);
+                return handled;
+        }
+
+        loops = 0;
+again:
+        knc_pmu_ack_status(status);
+        if (++loops > 100) {
+                WARN_ONCE(1, "perf: irq loop stuck!\n");
+                perf_event_print_debug();
+                goto done;
+        }
+
+        inc_irq_stat(apic_perf_irqs);
+
+        for_each_set_bit(bit, (unsigned long *)&status, X86_PMC_IDX_MAX) {
+                struct perf_event *event = cpuc->events[bit];
+
+                handled++;
+
+                if (!test_bit(bit, cpuc->active_mask))
+                        continue;
+
+                if (!intel_pmu_save_and_restart(event))
+                        continue;
+
+                perf_sample_data_init(&data, 0, event->hw.last_period);
+
+                if (perf_event_overflow(event, &data, regs))
+                        x86_pmu_stop(event, 0);
+        }
+
+        /*
+         * Repeat if there is more work to be done:
+         */
+        status = knc_pmu_get_status();
+        if (status)
+                goto again;
+
+done:
+        knc_pmu_enable_all(0);
+
+        return handled;
+}
+
+
 PMU_FORMAT_ATTR(event,  "config:0-7"    );
 PMU_FORMAT_ATTR(umask,  "config:8-15"   );
 PMU_FORMAT_ATTR(edge,   "config:18"     );
@@ -214,7 +286,7 @@ static struct attribute *intel_knc_formats_attr[] = {
 
 static __initconst struct x86_pmu knc_pmu = {
         .name                   = "knc",
-        .handle_irq             = x86_pmu_handle_irq,
+        .handle_irq             = knc_pmu_handle_irq,
         .disable_all            = knc_pmu_disable_all,
         .enable_all             = knc_pmu_enable_all,
         .enable                 = knc_pmu_enable_event,
@@ -226,12 +298,11 @@ static __initconst struct x86_pmu knc_pmu = {
         .event_map              = knc_pmu_event_map,
         .max_events             = ARRAY_SIZE(knc_perfmon_event_map),
         .apic                   = 1,
-        .max_period             = (1ULL << 31) - 1,
+        .max_period             = (1ULL << 39) - 1,
         .version                = 0,
         .num_counters           = 2,
-        /* in theory 40 bits, early silicon is buggy though */
-        .cntval_bits            = 32,
-        .cntval_mask            = (1ULL << 32) - 1,
+        .cntval_bits            = 40,
+        .cntval_mask            = (1ULL << 40) - 1,
         .get_event_constraints  = x86_get_event_constraints,
         .event_constraints      = knc_event_constraints,
         .format_attrs           = intel_knc_formats_attr,
diff --git a/arch/x86/kernel/cpu/perf_event_p6.c b/arch/x86/kernel/cpu/perf_event_p6.c
index e4dd0f7a045..7d0270bd793 100644
--- a/arch/x86/kernel/cpu/perf_event_p6.c
+++ b/arch/x86/kernel/cpu/perf_event_p6.c
@@ -8,13 +8,106 @@
  */
 static const u64 p6_perfmon_event_map[] =
 {
-  [PERF_COUNT_HW_CPU_CYCLES]            = 0x0079,
-  [PERF_COUNT_HW_INSTRUCTIONS]          = 0x00c0,
-  [PERF_COUNT_HW_CACHE_REFERENCES]      = 0x0f2e,
-  [PERF_COUNT_HW_CACHE_MISSES]          = 0x012e,
-  [PERF_COUNT_HW_BRANCH_INSTRUCTIONS]   = 0x00c4,
-  [PERF_COUNT_HW_BRANCH_MISSES]         = 0x00c5,
-  [PERF_COUNT_HW_BUS_CYCLES]            = 0x0062,
+  [PERF_COUNT_HW_CPU_CYCLES]            = 0x0079,       /* CPU_CLK_UNHALTED */
+  [PERF_COUNT_HW_INSTRUCTIONS]          = 0x00c0,       /* INST_RETIRED     */
+  [PERF_COUNT_HW_CACHE_REFERENCES]      = 0x0f2e,       /* L2_RQSTS:M:E:S:I */
+  [PERF_COUNT_HW_CACHE_MISSES]          = 0x012e,       /* L2_RQSTS:I       */
+  [PERF_COUNT_HW_BRANCH_INSTRUCTIONS]   = 0x00c4,       /* BR_INST_RETIRED  */
+  [PERF_COUNT_HW_BRANCH_MISSES]         = 0x00c5,       /* BR_MISS_PRED_RETIRED */
+  [PERF_COUNT_HW_BUS_CYCLES]            = 0x0062,       /* BUS_DRDY_CLOCKS  */
+  [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = 0x00a2,     /* RESOURCE_STALLS  */
+
+};
+
+static __initconst u64 p6_hw_cache_event_ids
+                                [PERF_COUNT_HW_CACHE_MAX]
+                                [PERF_COUNT_HW_CACHE_OP_MAX]
+                                [PERF_COUNT_HW_CACHE_RESULT_MAX] =
+{
+ [ C(L1D) ] = {
+        [ C(OP_READ) ] = {
+                [ C(RESULT_ACCESS) ] = 0x0043,  /* DATA_MEM_REFS       */
+                [ C(RESULT_MISS)   ] = 0x0045,  /* DCU_LINES_IN        */
+        },
+        [ C(OP_WRITE) ] = {
+                [ C(RESULT_ACCESS) ] = 0,
+                [ C(RESULT_MISS)   ] = 0x0f29,  /* L2_LD:M:E:S:I       */
+        },
+        [ C(OP_PREFETCH) ] = {
+                [ C(RESULT_ACCESS) ] = 0,
+                [ C(RESULT_MISS)   ] = 0,
+        },
+ },
+ [ C(L1I ) ] = {
+        [ C(OP_READ) ] = {
+                [ C(RESULT_ACCESS) ] = 0x0080,  /* IFU_IFETCH         */
+                [ C(RESULT_MISS)   ] = 0x0f28,  /* L2_IFETCH:M:E:S:I  */
+        },
+        [ C(OP_WRITE) ] = {
+                [ C(RESULT_ACCESS) ] = -1,
+                [ C(RESULT_MISS)   ] = -1,
+        },
+        [ C(OP_PREFETCH) ] = {
+                [ C(RESULT_ACCESS) ] = 0,
+                [ C(RESULT_MISS)   ] = 0,
+        },
+ },
+ [ C(LL  ) ] = {
+        [ C(OP_READ) ] = {
+                [ C(RESULT_ACCESS) ] = 0,
+                [ C(RESULT_MISS)   ] = 0,
+        },
+        [ C(OP_WRITE) ] = {
+                [ C(RESULT_ACCESS) ] = 0,
+                [ C(RESULT_MISS)   ] = 0x0025,  /* L2_M_LINES_INM     */
+        },
+        [ C(OP_PREFETCH) ] = {
+                [ C(RESULT_ACCESS) ] = 0,
+                [ C(RESULT_MISS)   ] = 0,
+        },
+ },
+ [ C(DTLB) ] = {
+        [ C(OP_READ) ] = {
+                [ C(RESULT_ACCESS) ] = 0x0043,  /* DATA_MEM_REFS      */
+                [ C(RESULT_MISS)   ] = 0,
+        },
+        [ C(OP_WRITE) ] = {
+                [ C(RESULT_ACCESS) ] = 0,
+                [ C(RESULT_MISS)   ] = 0,
+        },
+        [ C(OP_PREFETCH) ] = {
+                [ C(RESULT_ACCESS) ] = 0,
+                [ C(RESULT_MISS)   ] = 0,
+        },
+ },
+ [ C(ITLB) ] = {
+        [ C(OP_READ) ] = {
+                [ C(RESULT_ACCESS) ] = 0x0080,  /* IFU_IFETCH         */
+                [ C(RESULT_MISS)   ] = 0x0085,  /* ITLB_MISS          */
+        },
+        [ C(OP_WRITE) ] = {
+                [ C(RESULT_ACCESS) ] = -1,
+                [ C(RESULT_MISS)   ] = -1,
+        },
+        [ C(OP_PREFETCH) ] = {
+                [ C(RESULT_ACCESS) ] = -1,
+                [ C(RESULT_MISS)   ] = -1,
+        },
+ },
+ [ C(BPU ) ] = {
+        [ C(OP_READ) ] = {
+                [ C(RESULT_ACCESS) ] = 0x00c4,  /* BR_INST_RETIRED      */
+                [ C(RESULT_MISS)   ] = 0x00c5,  /* BR_MISS_PRED_RETIRED */
+        },
+        [ C(OP_WRITE) ] = {
+                [ C(RESULT_ACCESS) ] = -1,
+                [ C(RESULT_MISS)   ] = -1,
+        },
+        [ C(OP_PREFETCH) ] = {
+                [ C(RESULT_ACCESS) ] = -1,
+                [ C(RESULT_MISS)   ] = -1,
+        },
+ },
 };
 
 static u64 p6_pmu_event_map(int hw_event)
@@ -34,7 +127,7 @@ static struct event_constraint p6_event_constraints[] =
 {
         INTEL_EVENT_CONSTRAINT(0xc1, 0x1),      /* FLOPS */
         INTEL_EVENT_CONSTRAINT(0x10, 0x1),      /* FP_COMP_OPS_EXE */
-        INTEL_EVENT_CONSTRAINT(0x11, 0x1),      /* FP_ASSIST */
+        INTEL_EVENT_CONSTRAINT(0x11, 0x2),      /* FP_ASSIST */
         INTEL_EVENT_CONSTRAINT(0x12, 0x2),      /* MUL */
         INTEL_EVENT_CONSTRAINT(0x13, 0x2),      /* DIV */
         INTEL_EVENT_CONSTRAINT(0x14, 0x1),      /* CYCLES_DIV_BUSY */
@@ -64,25 +157,25 @@ static void p6_pmu_enable_all(int added)
 static inline void
 p6_pmu_disable_event(struct perf_event *event)
 {
-        struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
         struct hw_perf_event *hwc = &event->hw;
         u64 val = P6_NOP_EVENT;
 
-        if (cpuc->enabled)
-                val |= ARCH_PERFMON_EVENTSEL_ENABLE;
-
         (void)wrmsrl_safe(hwc->config_base, val);
 }
 
 static void p6_pmu_enable_event(struct perf_event *event)
 {
-        struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
         struct hw_perf_event *hwc = &event->hw;
         u64 val;
 
         val = hwc->config;
-        if (cpuc->enabled)
-                val |= ARCH_PERFMON_EVENTSEL_ENABLE;
+
+        /*
+         * p6 only has a global event enable, set on PerfEvtSel0
+         * We "disable" events by programming P6_NOP_EVENT
+         * and we rely on p6_pmu_enable_all() being called
+         * to actually enable the events.
+         */
 
         (void)wrmsrl_safe(hwc->config_base, val);
 }
@@ -158,5 +251,9 @@ __init int p6_pmu_init(void)
 
         x86_pmu = p6_pmu;
 
+        memcpy(hw_cache_event_ids, p6_hw_cache_event_ids,
+                sizeof(hw_cache_event_ids));
+
+
         return 0;
 }
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index ed858e9e9a7..df06ade26be 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -1077,6 +1077,9 @@ void __init memblock_x86_fill(void)
                 memblock_add(ei->addr, ei->size);
         }
 
+        /* throw away partial pages */
+        memblock_trim_memory(PAGE_SIZE);
+
         memblock_dump_all();
 }
 
diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S
index a1193aef6d7..88b725aa1d5 100644
--- a/arch/x86/kernel/entry_32.S
+++ b/arch/x86/kernel/entry_32.S
@@ -1035,7 +1035,7 @@ ENTRY(xen_sysenter_target)
 
 ENTRY(xen_hypervisor_callback)
         CFI_STARTPROC
-        pushl_cfi $0
+        pushl_cfi $-1 /* orig_ax = -1 => not a system call */
         SAVE_ALL
         TRACE_IRQS_OFF
 
@@ -1077,14 +1077,16 @@ ENTRY(xen_failsafe_callback)
 2:      mov 8(%esp),%es
 3:      mov 12(%esp),%fs
 4:      mov 16(%esp),%gs
+        /* EAX == 0 => Category 1 (Bad segment)
+           EAX != 0 => Category 2 (Bad IRET) */
         testl %eax,%eax
         popl_cfi %eax
         lea 16(%esp),%esp
         CFI_ADJUST_CFA_OFFSET -16
         jz 5f
         addl $16,%esp
-        jmp iret_exc            # EAX != 0 => Category 2 (Bad IRET)
-5:      pushl_cfi $0            # EAX == 0 => Category 1 (Bad segment)
+        jmp iret_exc
+5:      pushl_cfi $-1 /* orig_ax = -1 => not a system call */
         SAVE_ALL
         jmp ret_from_exception
         CFI_ENDPROC
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 0c58952d64e..b51b2c7ee51 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -1435,7 +1435,7 @@ ENTRY(xen_failsafe_callback)
         CFI_RESTORE r11
         addq $0x30,%rsp
         CFI_ADJUST_CFA_OFFSET -0x30
-        pushq_cfi $0
+        pushq_cfi $-1 /* orig_ax = -1 => not a system call */
         SAVE_ALL
         jmp error_exit
         CFI_ENDPROC
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index b3e5e51bc90..4180a874c76 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -247,7 +247,10 @@ do_async_page_fault(struct pt_regs *regs, unsigned long error_code)
                 break;
         case KVM_PV_REASON_PAGE_NOT_PRESENT:
                 /* page is swapped out by the host. */
+                rcu_irq_enter();
+                exit_idle();
                 kvm_async_pf_task_wait((u32)read_cr2());
+                rcu_irq_exit();
                 break;
         case KVM_PV_REASON_PAGE_READY:
                 rcu_irq_enter();
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 468e98dfd44..ca45696f30f 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -921,18 +921,19 @@ void __init setup_arch(char **cmdline_p)
 #ifdef CONFIG_X86_64
         if (max_pfn > max_low_pfn) {
                 int i;
-                for (i = 0; i < e820.nr_map; i++) {
-                        struct e820entry *ei = &e820.map[i];
+                unsigned long start, end;
+                unsigned long start_pfn, end_pfn;
 
-                        if (ei->addr + ei->size <= 1UL << 32)
-                                continue;
+                for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn,
+                                                         NULL) {
 
-                        if (ei->type == E820_RESERVED)
+                        end = PFN_PHYS(end_pfn);
+                        if (end <= (1UL<<32))
                                 continue;
 
+                        start = PFN_PHYS(start_pfn);
                         max_pfn_mapped = init_memory_mapping(
-                                ei->addr < 1UL << 32 ? 1UL << 32 : ei->addr,
-                                ei->addr + ei->size);
+                                                max((1UL<<32), start), end);
                 }
 
                 /* can we preseve max_low_pfn ?*/
@@ -1048,6 +1049,18 @@ void __init setup_arch(char **cmdline_p)
         arch_init_ideal_nops();
 
         register_refined_jiffies(CLOCK_TICK_RATE);
+
+#ifdef CONFIG_EFI
+        /* Once setup is done above, disable efi_enabled on mismatched
+         * firmware/kernel archtectures since there is no support for
+         * runtime services.
+         */
+        if (efi_enabled && IS_ENABLED(CONFIG_X86_64) != efi_64bit) {
+                pr_info("efi: Setup done, disabling due to 32/64-bit mismatch\n");
+                efi_unmap_memmap();
+                efi_enabled = 0;
+        }
+#endif
 }
 
 #ifdef CONFIG_X86_32
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index 29ad351804e..70b27ee6118 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -824,10 +824,8 @@ do_notify_resume(struct pt_regs *regs, void *unused, __u32 thread_info_flags)
                 mce_notify_process();
 #endif /* CONFIG_X86_64 && CONFIG_X86_MCE */
 
-        if (thread_info_flags & _TIF_UPROBE) {
-                clear_thread_flag(TIF_UPROBE);
+        if (thread_info_flags & _TIF_UPROBE)
                 uprobe_notify_resume(regs);
-        }
 
         /* deal with pending signal delivery */
         if (thread_info_flags & _TIF_SIGPENDING)
diff --git a/arch/x86/kernel/uprobes.c b/arch/x86/kernel/uprobes.c
index 9538f00827a..aafa5557b39 100644
--- a/arch/x86/kernel/uprobes.c
+++ b/arch/x86/kernel/uprobes.c
@@ -651,31 +651,19 @@ void arch_uprobe_abort_xol(struct arch_uprobe *auprobe, struct pt_regs *regs)
 
 /*
  * Skip these instructions as per the currently known x86 ISA.
- * 0x66* { 0x90 | 0x0f 0x1f | 0x0f 0x19 | 0x87 0xc0 }
+ * rep=0x66*; nop=0x90
  */
 static bool __skip_sstep(struct arch_uprobe *auprobe, struct pt_regs *regs)
 {
         int i;
 
         for (i = 0; i < MAX_UINSN_BYTES; i++) {
-                if ((auprobe->insn[i] == 0x66))
+                if (auprobe->insn[i] == 0x66)
                         continue;
 
                 if (auprobe->insn[i] == 0x90)
                         return true;
 
-                if (i == (MAX_UINSN_BYTES - 1))
-                        break;
-
-                if ((auprobe->insn[i] == 0x0f) && (auprobe->insn[i+1] == 0x1f))
-                        return true;
-
-                if ((auprobe->insn[i] == 0x0f) && (auprobe->insn[i+1] == 0x19))
-                        return true;
-
-                if ((auprobe->insn[i] == 0x87) && (auprobe->insn[i+1] == 0xc0))
-                        return true;
-
                 break;
         }
         return false;
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index c6e6b721b6e..43e9fadca5d 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -1311,7 +1311,7 @@ void kvm_lapic_set_base(struct kvm_vcpu *vcpu, u64 value)
         vcpu->arch.apic_base = value;
         if (apic_x2apic_mode(apic)) {
                 u32 id = kvm_apic_id(apic);
-                u32 ldr = ((id & ~0xf) << 16) | (1 << (id & 0xf));
+                u32 ldr = ((id >> 4) << 16) | (1 << (id & 0xf));
                 kvm_apic_set_ldr(apic, ldr);
         }
         apic->base_address = apic->vcpu->arch.apic_base &
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index d289fee1ffb..6f85fe0bf95 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -2497,8 +2497,7 @@ static void mmu_set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
                 }
         }
 
-        if (!is_error_pfn(pfn))
-                kvm_release_pfn_clean(pfn);
+        kvm_release_pfn_clean(pfn);
 }
 
 static void nonpaging_new_cr3(struct kvm_vcpu *vcpu)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 1eefebe5d72..224a7e78cb6 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -3779,7 +3779,7 @@ static int write_exit_mmio(struct kvm_vcpu *vcpu, gpa_t gpa,
 {
         struct kvm_mmio_fragment *frag = &vcpu->mmio_fragments[0];
 
-        memcpy(vcpu->run->mmio.data, frag->data, frag->len);
+        memcpy(vcpu->run->mmio.data, frag->data, min(8u, frag->len));
         return X86EMUL_CONTINUE;
 }
 
@@ -3832,18 +3832,11 @@ mmio:
         bytes -= handled;
         val += handled;
 
-        while (bytes) {
-                unsigned now = min(bytes, 8U);
-
-                frag = &vcpu->mmio_fragments[vcpu->mmio_nr_fragments++];
-                frag->gpa = gpa;
-                frag->data = val;
-                frag->len = now;
-
-                gpa += now;
-                val += now;
-                bytes -= now;
-        }
+        WARN_ON(vcpu->mmio_nr_fragments >= KVM_MAX_MMIO_FRAGMENTS);
+        frag = &vcpu->mmio_fragments[vcpu->mmio_nr_fragments++];
+        frag->gpa = gpa;
+        frag->data = val;
+        frag->len = bytes;
         return X86EMUL_CONTINUE;
 }
 
@@ -3890,7 +3883,7 @@ int emulator_read_write(struct x86_emulate_ctxt *ctxt, unsigned long addr,
         vcpu->mmio_needed = 1;
         vcpu->mmio_cur_fragment = 0;
 
-        vcpu->run->mmio.len = vcpu->mmio_fragments[0].len;
+        vcpu->run->mmio.len = min(8u, vcpu->mmio_fragments[0].len);
         vcpu->run->mmio.is_write = vcpu->mmio_is_write = ops->write;
         vcpu->run->exit_reason = KVM_EXIT_MMIO;
         vcpu->run->mmio.phys_addr = gpa;
@@ -5522,28 +5515,44 @@ static int complete_emulated_pio(struct kvm_vcpu *vcpu)
  *
  * read:
  *   for each fragment
- *     write gpa, len
- *     exit
- *     copy data
+ *     for each mmio piece in the fragment
+ *       write gpa, len
+ *       exit
+ *       copy data
  *   execute insn
  *
  * write:
  *   for each fragment
- *      write gpa, len
- *      copy data
- *      exit
+ *     for each mmio piece in the fragment
+ *       write gpa, len
+ *       copy data
+ *       exit
  */
 static int complete_emulated_mmio(struct kvm_vcpu *vcpu)
 {
         struct kvm_run *run = vcpu->run;
         struct kvm_mmio_fragment *frag;
+        unsigned len;
 
         BUG_ON(!vcpu->mmio_needed);
 
         /* Complete previous fragment */
-        frag = &vcpu->mmio_fragments[vcpu->mmio_cur_fragment++];
+        frag = &vcpu->mmio_fragments[vcpu->mmio_cur_fragment];
+        len = min(8u, frag->len);
         if (!vcpu->mmio_is_write)
-                memcpy(frag->data, run->mmio.data, frag->len);
+                memcpy(frag->data, run->mmio.data, len);
+
+        if (frag->len <= 8) {
+                /* Switch to the next fragment. */
+                frag++;
+                vcpu->mmio_cur_fragment++;
+        } else {
+                /* Go forward to the next mmio piece. */
+                frag->data += len;
+                frag->gpa += len;
+                frag->len -= len;
+        }
+
         if (vcpu->mmio_cur_fragment == vcpu->mmio_nr_fragments) {
                 vcpu->mmio_needed = 0;
                 if (vcpu->mmio_is_write)
@@ -5551,13 +5560,12 @@ static int complete_emulated_mmio(struct kvm_vcpu *vcpu)
                 vcpu->mmio_read_completed = 1;
                 return complete_emulated_io(vcpu);
         }
-        /* Initiate next fragment */
-        ++frag;
+
         run->exit_reason = KVM_EXIT_MMIO;
         run->mmio.phys_addr = frag->gpa;
         if (vcpu->mmio_is_write)
-                memcpy(run->mmio.data, frag->data, frag->len);
-        run->mmio.len = frag->len;
+                memcpy(run->mmio.data, frag->data, min(8u, frag->len));
+        run->mmio.len = min(8u, frag->len);
         run->mmio.is_write = vcpu->mmio_is_write;
         vcpu->arch.complete_userspace_io = complete_emulated_mmio;
         return 0;
diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
index ab1f6a93b52..d7aea41563b 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -35,40 +35,44 @@ struct map_range {
         unsigned page_size_mask;
 };
 
-static void __init find_early_table_space(struct map_range *mr, unsigned long end,
-                                          int use_pse, int use_gbpages)
+/*
+ * First calculate space needed for kernel direct mapping page tables to cover
+ * mr[0].start to mr[nr_range - 1].end, while accounting for possible 2M and 1GB
+ * pages. Then find enough contiguous space for those page tables.
+ */
+static void __init find_early_table_space(struct map_range *mr, int nr_range)
 {
-        unsigned long puds, pmds, ptes, tables, start = 0, good_end = end;
+        int i;
+        unsigned long puds = 0, pmds = 0, ptes = 0, tables;
+        unsigned long start = 0, good_end;
         phys_addr_t base;
 
-        puds = (end + PUD_SIZE - 1) >> PUD_SHIFT;
-        tables = roundup(puds * sizeof(pud_t), PAGE_SIZE);
-
-        if (use_gbpages) {
-                unsigned long extra;
-
-                extra = end - ((end>>PUD_SHIFT) << PUD_SHIFT);
-                pmds = (extra + PMD_SIZE - 1) >> PMD_SHIFT;
-        } else
-                pmds = (end + PMD_SIZE - 1) >> PMD_SHIFT;
+        for (i = 0; i < nr_range; i++) {
+                unsigned long range, extra;
 
-        tables += roundup(pmds * sizeof(pmd_t), PAGE_SIZE);
+                range = mr[i].end - mr[i].start;
+                puds += (range + PUD_SIZE - 1) >> PUD_SHIFT;
 
-        if (use_pse) {
-                unsigned long extra;
+                if (mr[i].page_size_mask & (1 << PG_LEVEL_1G)) {
+                        extra = range - ((range >> PUD_SHIFT) << PUD_SHIFT);
+                        pmds += (extra + PMD_SIZE - 1) >> PMD_SHIFT;
+                } else {
+                        pmds += (range + PMD_SIZE - 1) >> PMD_SHIFT;
+                }
 
-                extra = end - ((end>>PMD_SHIFT) << PMD_SHIFT);
+                if (mr[i].page_size_mask & (1 << PG_LEVEL_2M)) {
+                        extra = range - ((range >> PMD_SHIFT) << PMD_SHIFT);
 #ifdef CONFIG_X86_32
-                extra += PMD_SIZE;
+                        extra += PMD_SIZE;
 #endif
-                /* The first 2/4M doesn't use large pages. */
-                if (mr->start < PMD_SIZE)
-                        extra += mr->end - mr->start;
-
-                ptes = (extra + PAGE_SIZE - 1) >> PAGE_SHIFT;
-        } else
-                ptes = (end + PAGE_SIZE - 1) >> PAGE_SHIFT;
+                        ptes += (extra + PAGE_SIZE - 1) >> PAGE_SHIFT;
+                } else {
+                        ptes += (range + PAGE_SIZE - 1) >> PAGE_SHIFT;
+                }
+        }
 
+        tables = roundup(puds * sizeof(pud_t), PAGE_SIZE);
+        tables += roundup(pmds * sizeof(pmd_t), PAGE_SIZE);
         tables += roundup(ptes * sizeof(pte_t), PAGE_SIZE);
 
 #ifdef CONFIG_X86_32
@@ -86,7 +90,7 @@ static void __init find_early_table_space(struct map_range *mr, unsigned long en
         pgt_buf_top = pgt_buf_start + (tables >> PAGE_SHIFT);
 
         printk(KERN_DEBUG "kernel direct mapping tables up to %#lx @ [mem %#010lx-%#010lx]\n",
-                end - 1, pgt_buf_start << PAGE_SHIFT,
+                mr[nr_range - 1].end - 1, pgt_buf_start << PAGE_SHIFT,
                 (pgt_buf_top << PAGE_SHIFT) - 1);
 }
 
@@ -267,7 +271,7 @@ unsigned long __init_refok init_memory_mapping(unsigned long start,
          * nodes are discovered.
          */
         if (!after_bootmem)
-                find_early_table_space(&mr[0], end, use_pse, use_gbpages);
+                find_early_table_space(mr, nr_range);
 
         for (i = 0; i < nr_range; i++)
                 ret = kernel_physical_mapping_init(mr[i].start, mr[i].end,
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 2b6b4a3c8be..3baff255ada 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -386,7 +386,8 @@ phys_pte_init(pte_t *pte_page, unsigned long addr, unsigned long end,
                  * these mappings are more intelligent.
                  */
                 if (pte_val(*pte)) {
-                        pages++;
+                        if (!after_bootmem)
+                                pages++;
                         continue;
                 }
 
@@ -451,6 +452,8 @@ phys_pmd_init(pmd_t *pmd_page, unsigned long address, unsigned long end,
                          * attributes.
                          */
                         if (page_size_mask & (1 << PG_LEVEL_2M)) {
+                                if (!after_bootmem)
+                                        pages++;
                                 last_map_addr = next;
                                 continue;
                         }
@@ -526,6 +529,8 @@ phys_pud_init(pud_t *pud_page, unsigned long addr, unsigned long end,
                          * attributes.
                          */
                         if (page_size_mask & (1 << PG_LEVEL_1G)) {
+                                if (!after_bootmem)
+                                        pages++;
                                 last_map_addr = next;
                                 continue;
                         }
diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index 26b8a8514ee..48768df2471 100644
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -55,7 +55,7 @@ u64 op_x86_get_ctrl(struct op_x86_model_spec const *model,
         val |= counter_config->extra;
         event &= model->event_mask ? model->event_mask : 0xFF;
         val |= event & 0xFF;
-        val |= (event & 0x0F00) << 24;
+        val |= (u64)(event & 0x0F00) << 24;
 
         return val;
 }
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index aded2a91162..ad4439145f8 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -70,11 +70,15 @@ EXPORT_SYMBOL(efi);
 struct efi_memory_map memmap;
 
 bool efi_64bit;
-static bool efi_native;
 
 static struct efi efi_phys __initdata;
 static efi_system_table_t efi_systab __initdata;
 
+static inline bool efi_is_native(void)
+{
+        return IS_ENABLED(CONFIG_X86_64) == efi_64bit;
+}
+
 static int __init setup_noefi(char *arg)
 {
         efi_enabled = 0;
@@ -420,7 +424,7 @@ void __init efi_reserve_boot_services(void)
         }
 }
 
-static void __init efi_unmap_memmap(void)
+void __init efi_unmap_memmap(void)
 {
         if (memmap.map) {
                 early_iounmap(memmap.map, memmap.nr_map * memmap.desc_size);
@@ -432,7 +436,7 @@ void __init efi_free_boot_services(void)
 {
         void *p;
 
-        if (!efi_native)
+        if (!efi_is_native())
                 return;
 
         for (p = memmap.map; p < memmap.map_end; p += memmap.desc_size) {
@@ -684,12 +688,10 @@ void __init efi_init(void)
                 return;
         }
         efi_phys.systab = (efi_system_table_t *)boot_params.efi_info.efi_systab;
-        efi_native = !efi_64bit;
 #else
         efi_phys.systab = (efi_system_table_t *)
                           (boot_params.efi_info.efi_systab |
                           ((__u64)boot_params.efi_info.efi_systab_hi<<32));
-        efi_native = efi_64bit;
 #endif
 
         if (efi_systab_init(efi_phys.systab)) {
@@ -723,7 +725,7 @@ void __init efi_init(void)
          * that doesn't match the kernel 32/64-bit mode.
          */
 
-        if (!efi_native)
+        if (!efi_is_native())
                 pr_info("No EFI runtime due to 32/64-bit mismatch with kernel\n");
         else if (efi_runtime_init()) {
                 efi_enabled = 0;
@@ -735,7 +737,7 @@ void __init efi_init(void)
                 return;
         }
 #ifdef CONFIG_X86_32
-        if (efi_native) {
+        if (efi_is_native()) {
                 x86_platform.get_wallclock = efi_get_time;
                 x86_platform.set_wallclock = efi_set_rtc_mmss;
         }
@@ -810,6 +812,16 @@ void __iomem *efi_lookup_mapped_addr(u64 phys_addr)
         return NULL;
 }
 
+void efi_memory_uc(u64 addr, unsigned long size)
+{
+        unsigned long page_shift = 1UL << EFI_PAGE_SHIFT;
+        u64 npages;
+
+        npages = round_up(size, page_shift) / page_shift;
+        memrange_efi_to_native(&addr, &npages);
+        set_memory_uc(addr, npages);
+}
+
 /*
  * This function will switch the EFI runtime services to virtual mode.
  * Essentially, look through the EFI memmap and map every region that
@@ -823,7 +835,7 @@ void __init efi_enter_virtual_mode(void)
         efi_memory_desc_t *md, *prev_md = NULL;
         efi_status_t status;
         unsigned long size;
-        u64 end, systab, addr, npages, end_pfn;
+        u64 end, systab, end_pfn;
         void *p, *va, *new_memmap = NULL;
         int count = 0;
 
@@ -834,7 +846,7 @@ void __init efi_enter_virtual_mode(void)
          * non-native EFI
          */
 
-        if (!efi_native) {
+        if (!efi_is_native()) {
                 efi_unmap_memmap();
                 return;
         }
@@ -879,10 +891,14 @@ void __init efi_enter_virtual_mode(void)
                 end_pfn = PFN_UP(end);
                 if (end_pfn <= max_low_pfn_mapped
                     || (end_pfn > (1UL << (32 - PAGE_SHIFT))
-                        && end_pfn <= max_pfn_mapped))
+                        && end_pfn <= max_pfn_mapped)) {
                         va = __va(md->phys_addr);
-                else
-                        va = efi_ioremap(md->phys_addr, size, md->type);
+
+                        if (!(md->attribute & EFI_MEMORY_WB))
+                                efi_memory_uc((u64)(unsigned long)va, size);
+                } else
+                        va = efi_ioremap(md->phys_addr, size,
+                                         md->type, md->attribute);
 
                 md->virt_addr = (u64) (unsigned long) va;
 
@@ -892,13 +908,6 @@ void __init efi_enter_virtual_mode(void)
                         continue;
                 }
 
-                if (!(md->attribute & EFI_MEMORY_WB)) {
-                        addr = md->virt_addr;
-                        npages = md->num_pages;
-                        memrange_efi_to_native(&addr, &npages);
-                        set_memory_uc(addr, npages);
-                }
-
                 systab = (u64) (unsigned long) efi_phys.systab;
                 if (md->phys_addr <= systab && systab < end) {
                         systab += md->virt_addr - md->phys_addr;
diff --git a/arch/x86/platform/efi/efi_64.c b/arch/x86/platform/efi/efi_64.c
index ac3aa54e265..95fd505dfeb 100644
--- a/arch/x86/platform/efi/efi_64.c
+++ b/arch/x86/platform/efi/efi_64.c
@@ -82,7 +82,7 @@ void __init efi_call_phys_epilog(void)
 }
 
 void __iomem *__init efi_ioremap(unsigned long phys_addr, unsigned long size,
-                                 u32 type)
+                                 u32 type, u64 attribute)
 {
         unsigned long last_map_pfn;
 
@@ -92,8 +92,11 @@ void __iomem *__init efi_ioremap(unsigned long phys_addr, unsigned long size,
         last_map_pfn = init_memory_mapping(phys_addr, phys_addr + size);
         if ((last_map_pfn << PAGE_SHIFT) < phys_addr + size) {
                 unsigned long top = last_map_pfn << PAGE_SHIFT;
-                efi_ioremap(top, size - (top - phys_addr), type);
+                efi_ioremap(top, size - (top - phys_addr), type, attribute);
         }
 
+        if (!(attribute & EFI_MEMORY_WB))
+                efi_memory_uc((u64)(unsigned long)__va(phys_addr), size);
+
         return (void __iomem *)__va(phys_addr);
 }
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index e3497f240ea..586d83812b6 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -81,8 +81,6 @@
 #include "smp.h"
 #include "multicalls.h"
 
-#include <xen/events.h>
-
 EXPORT_SYMBOL_GPL(hypercall_page);
 
 DEFINE_PER_CPU(struct vcpu_info *, xen_vcpu);
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 6226c99729b..dcf5f2dd91e 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -1288,6 +1288,25 @@ unsigned long xen_read_cr2_direct(void)
         return this_cpu_read(xen_vcpu_info.arch.cr2);
 }
 
+void xen_flush_tlb_all(void)
+{
+        struct mmuext_op *op;
+        struct multicall_space mcs;
+
+        trace_xen_mmu_flush_tlb_all(0);
+
+        preempt_disable();
+
+        mcs = xen_mc_entry(sizeof(*op));
+
+        op = mcs.args;
+        op->cmd = MMUEXT_TLB_FLUSH_ALL;
+        MULTI_mmuext_op(mcs.mc, op, 1, NULL, DOMID_SELF);
+
+        xen_mc_issue(PARAVIRT_LAZY_MMU);
+
+        preempt_enable();
+}
 static void xen_flush_tlb(void)
 {
         struct mmuext_op *op;
@@ -2518,7 +2537,7 @@ int xen_remap_domain_mfn_range(struct vm_area_struct *vma,
         err = 0;
 out:
 
-        flush_tlb_all();
+        xen_flush_tlb_all();
 
         return err;
 }
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index cdcb48adee4..0d1f36a22c9 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -13,6 +13,8 @@ config XTENSA
         select GENERIC_CPU_DEVICES
         select MODULES_USE_ELF_RELA
         select GENERIC_PCI_IOMAP
+        select GENERIC_KERNEL_THREAD
+        select GENERIC_KERNEL_EXECVE
         select ARCH_WANT_OPTIONAL_GPIOLIB
         help
           Xtensa processors are 32-bit RISC machines designed by Tensilica
diff --git a/arch/xtensa/include/asm/io.h b/arch/xtensa/include/asm/io.h
index e6be5b9091c..700c2e6f2d2 100644
--- a/arch/xtensa/include/asm/io.h
+++ b/arch/xtensa/include/asm/io.h
@@ -62,6 +62,10 @@ static inline void __iomem *ioremap(unsigned long offset, unsigned long size)
 static inline void iounmap(volatile void __iomem *addr)
 {
 }
+
+#define virt_to_bus     virt_to_phys
+#define bus_to_virt     phys_to_virt
+
 #endif /* CONFIG_MMU */
 
 /*
diff --git a/arch/xtensa/include/asm/processor.h b/arch/xtensa/include/asm/processor.h
index 5c371d8d452..2d630e7399c 100644
--- a/arch/xtensa/include/asm/processor.h
+++ b/arch/xtensa/include/asm/processor.h
@@ -152,6 +152,7 @@ struct thread_struct {
 
 /* Clearing a0 terminates the backtrace. */
 #define start_thread(regs, new_pc, new_sp) \
+        memset(regs, 0, sizeof(*regs)); \
         regs->pc = new_pc; \
         regs->ps = USER_PS_VALUE; \
         regs->areg[1] = new_sp; \
@@ -168,9 +169,6 @@ struct mm_struct;
 /* Free all resources held by a thread. */
 #define release_thread(thread) do { } while(0)
 
-/* Create a kernel thread without removing it from tasklists */
-extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
-
 /* Copy and release all segment info associated with a VM */
 #define copy_segments(p, mm)    do { } while(0)
 #define release_segments(mm)    do { } while(0)
diff --git a/arch/xtensa/include/asm/syscall.h b/arch/xtensa/include/asm/syscall.h
index c1dacca312f..124aeee0d38 100644
--- a/arch/xtensa/include/asm/syscall.h
+++ b/arch/xtensa/include/asm/syscall.h
@@ -10,7 +10,7 @@
 
 struct pt_regs;
 struct sigaction;
-asmlinkage long xtensa_execve(char*, char**, char**, struct pt_regs*);
+asmlinkage long sys_execve(char*, char**, char**, struct pt_regs*);
 asmlinkage long xtensa_clone(unsigned long, unsigned long, struct pt_regs*);
 asmlinkage long xtensa_ptrace(long, long, long, long);
 asmlinkage long xtensa_sigreturn(struct pt_regs*);
diff --git a/arch/xtensa/include/asm/unistd.h b/arch/xtensa/include/asm/unistd.h
index 9ef1c31d2c8..f4e6eaa40d1 100644
--- a/arch/xtensa/include/asm/unistd.h
+++ b/arch/xtensa/include/asm/unistd.h
@@ -1,16 +1,9 @@
-/*
- * include/asm-xtensa/unistd.h
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2001 - 2005 Tensilica Inc.
- */
+#ifndef _XTENSA_UNISTD_H
+#define _XTENSA_UNISTD_H
 
+#define __ARCH_WANT_SYS_EXECVE
 #include <uapi/asm/unistd.h>
 
-
 /*
  * "Conditional" syscalls
  *
@@ -37,3 +30,5 @@
 #define __IGNORE_mmap                           /* use mmap2 */
 #define __IGNORE_vfork                          /* use clone */
 #define __IGNORE_fadvise64                      /* use fadvise64_64 */
+
+#endif /* _XTENSA_UNISTD_H */
diff --git a/arch/xtensa/include/uapi/asm/unistd.h b/arch/xtensa/include/uapi/asm/unistd.h
index 479abaea5aa..9f36d0e3e0a 100644
--- a/arch/xtensa/include/uapi/asm/unistd.h
+++ b/arch/xtensa/include/uapi/asm/unistd.h
@@ -1,14 +1,4 @@
-/*
- * include/asm-xtensa/unistd.h
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2001 - 2012 Tensilica Inc.
- */
-
-#ifndef _UAPI_XTENSA_UNISTD_H
+#if !defined(_UAPI_XTENSA_UNISTD_H) || defined(__SYSCALL)
 #define _UAPI_XTENSA_UNISTD_H
 
 #ifndef __SYSCALL
@@ -272,7 +262,7 @@ __SYSCALL(115, sys_sendmmsg, 4)
 #define __NR_clone                              116
 __SYSCALL(116, xtensa_clone, 5)
 #define __NR_execve                             117
-__SYSCALL(117, xtensa_execve, 3)
+__SYSCALL(117, sys_execve, 3)
 #define __NR_exit                               118
 __SYSCALL(118, sys_exit, 1)
 #define __NR_exit_group                         119
@@ -759,4 +749,6 @@ __SYSCALL(331, sys_kcmp, 5)
 
 #define SYS_XTENSA_COUNT                  5     /* count */
 
+#undef __SYSCALL
+
 #endif /* _UAPI_XTENSA_UNISTD_H */
diff --git a/arch/xtensa/kernel/entry.S b/arch/xtensa/kernel/entry.S
index 18453067c25..90bfc1dbc13 100644
--- a/arch/xtensa/kernel/entry.S
+++ b/arch/xtensa/kernel/entry.S
@@ -1833,50 +1833,6 @@ ENTRY(system_call)
 
 
 /*
- * Create a kernel thread
- *
- * int kernel_thread(int (*fn)(void *), void *arg, unsigned long flags)
- * a2                    a2                 a3             a4
- */
-
-ENTRY(kernel_thread)
-        entry   a1, 16
-
-        mov     a5, a2                  # preserve fn over syscall
-        mov     a7, a3                  # preserve args over syscall
-
-        movi    a3, _CLONE_VM | _CLONE_UNTRACED
-        movi    a2, __NR_clone
-        or      a6, a4, a3              # arg0: flags
-        mov     a3, a1                  # arg1: sp
-        syscall
-
-        beq     a3, a1, 1f              # branch if parent
-        mov     a6, a7                  # args
-        callx4  a5                      # fn(args)
-
-        movi    a2, __NR_exit
-        syscall                         # return value of fn(args) still in a6
-
-1:      retw
-
-/*
- * Do a system call from kernel instead of calling sys_execve, so we end up
- * with proper pt_regs.
- *
- * int kernel_execve(const char *fname, char *const argv[], charg *const envp[])
- * a2                        a2               a3                  a4
- */
-
-ENTRY(kernel_execve)
-        entry   a1, 16
-        mov     a6, a2                  # arg0 is in a6
-        movi    a2, __NR_execve
-        syscall
-
-        retw
-
-/*
  * Task switch.
  *
  * struct task*  _switch_to (struct task* prev, struct task* next)
@@ -1958,3 +1914,16 @@ ENTRY(ret_from_fork)
 
         j       common_exception_return
 
+/*
+ * Kernel thread creation helper
+ * On entry, set up by copy_thread: a2 = thread_fn, a3 = thread_fn arg
+ *           left from _switch_to: a6 = prev
+ */
+ENTRY(ret_from_kernel_thread)
+
+        call4   schedule_tail
+        mov     a6, a3
+        callx4  a2
+        j       common_exception_return
+
+ENDPROC(ret_from_kernel_thread)
diff --git a/arch/xtensa/kernel/process.c b/arch/xtensa/kernel/process.c
index 1908f6642d3..09ae7bfab9a 100644
--- a/arch/xtensa/kernel/process.c
+++ b/arch/xtensa/kernel/process.c
@@ -45,6 +45,7 @@
 #include <asm/regs.h>
 
 extern void ret_from_fork(void);
+extern void ret_from_kernel_thread(void);
 
 struct task_struct *current_set[NR_CPUS] = {&init_task, };
 
@@ -158,18 +159,30 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src)
 /*
  * Copy thread.
  *
+ * There are two modes in which this function is called:
+ * 1) Userspace thread creation,
+ *    regs != NULL, usp_thread_fn is userspace stack pointer.
+ *    It is expected to copy parent regs (in case CLONE_VM is not set
+ *    in the clone_flags) and set up passed usp in the childregs.
+ * 2) Kernel thread creation,
+ *    regs == NULL, usp_thread_fn is the function to run in the new thread
+ *    and thread_fn_arg is its parameter.
+ *    childregs are not used for the kernel threads.
+ *
  * The stack layout for the new thread looks like this:
  *
- *      +------------------------+ <- sp in childregs (= tos)
+ *      +------------------------+
  *      |       childregs        |
  *      +------------------------+ <- thread.sp = sp in dummy-frame
  *      |      dummy-frame       |    (saved in dummy-frame spill-area)
  *      +------------------------+
  *
- * We create a dummy frame to return to ret_from_fork:
- *   a0 points to ret_from_fork (simulating a call4)
+ * We create a dummy frame to return to either ret_from_fork or
+ *   ret_from_kernel_thread:
+ *   a0 points to ret_from_fork/ret_from_kernel_thread (simulating a call4)
  *   sp points to itself (thread.sp)
- *   a2, a3 are unused.
+ *   a2, a3 are unused for userspace threads,
+ *   a2 points to thread_fn, a3 holds thread_fn arg for kernel threads.
  *
  * Note: This is a pristine frame, so we don't need any spill region on top of
  *       childregs.
@@ -185,43 +198,63 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src)
  * involved.  Much simpler to just not copy those live frames across.
  */
 
-int copy_thread(unsigned long clone_flags, unsigned long usp,
-                unsigned long unused,
-                struct task_struct * p, struct pt_regs * regs)
+int copy_thread(unsigned long clone_flags, unsigned long usp_thread_fn,
+                unsigned long thread_fn_arg,
+                struct task_struct *p, struct pt_regs *unused)
 {
-        struct pt_regs *childregs;
-        unsigned long tos;
-        int user_mode = user_mode(regs);
+        struct pt_regs *childregs = task_pt_regs(p);
 
 #if (XTENSA_HAVE_COPROCESSORS || XTENSA_HAVE_IO_PORTS)
         struct thread_info *ti;
 #endif
 
-        /* Set up new TSS. */
-        tos = (unsigned long)task_stack_page(p) + THREAD_SIZE;
-        if (user_mode)
-                childregs = (struct pt_regs*)(tos - PT_USER_SIZE);
-        else
-                childregs = (struct pt_regs*)tos - 1;
-
-        /* This does not copy all the regs.  In a bout of brilliance or madness,
-           ARs beyond a0-a15 exist past the end of the struct. */
-        *childregs = *regs;
-
         /* Create a call4 dummy-frame: a0 = 0, a1 = childregs. */
         *((int*)childregs - 3) = (unsigned long)childregs;
         *((int*)childregs - 4) = 0;
 
-        childregs->areg[2] = 0;
-        p->set_child_tid = p->clear_child_tid = NULL;
-        p->thread.ra = MAKE_RA_FOR_CALL((unsigned long)ret_from_fork, 0x1);
         p->thread.sp = (unsigned long)childregs;
 
-        if (user_mode(regs)) {
+        if (!(p->flags & PF_KTHREAD)) {
+                struct pt_regs *regs = current_pt_regs();
+                unsigned long usp = usp_thread_fn ?
+                        usp_thread_fn : regs->areg[1];
 
+                p->thread.ra = MAKE_RA_FOR_CALL(
+                                (unsigned long)ret_from_fork, 0x1);
+
+                /* This does not copy all the regs.
+                 * In a bout of brilliance or madness,
+                 * ARs beyond a0-a15 exist past the end of the struct.
+                 */
+                *childregs = *regs;
                 childregs->areg[1] = usp;
+                childregs->areg[2] = 0;
+
+                /* When sharing memory with the parent thread, the child
+                   usually starts on a pristine stack, so we have to reset
+                   windowbase, windowstart and wmask.
+                   (Note that such a new thread is required to always create
+                   an initial call4 frame)
+                   The exception is vfork, where the new thread continues to
+                   run on the parent's stack until it calls execve. This could
+                   be a call8 or call12, which requires a legal stack frame
+                   of the previous caller for the overflow handlers to work.
+                   (Note that it's always legal to overflow live registers).
+                   In this case, ensure to spill at least the stack pointer
+                   of that frame. */
+
                 if (clone_flags & CLONE_VM) {
-                        childregs->wmask = 1;   /* can't share live windows */
+                        /* check that caller window is live and same stack */
+                        int len = childregs->wmask & ~0xf;
+                        if (regs->areg[1] == usp && len != 0) {
+                                int callinc = (regs->areg[0] >> 30) & 3;
+                                int caller_ars = XCHAL_NUM_AREGS - callinc * 4;
+                                put_user(regs->areg[caller_ars+1],
+                                         (unsigned __user*)(usp - 12));
+                        }
+                        childregs->wmask = 1;
+                        childregs->windowstart = 1;
+                        childregs->windowbase = 0;
                 } else {
                         int len = childregs->wmask & ~0xf;
                         memcpy(&childregs->areg[XCHAL_NUM_AREGS - len/4],
@@ -230,11 +263,19 @@ int copy_thread(unsigned long clone_flags, unsigned long usp,
 // FIXME: we need to set THREADPTR in thread_info...
                 if (clone_flags & CLONE_SETTLS)
                         childregs->areg[2] = childregs->areg[6];
-
         } else {
-                /* In kernel space, we start a new thread with a new stack. */
-                childregs->wmask = 1;
-                childregs->areg[1] = tos;
+                p->thread.ra = MAKE_RA_FOR_CALL(
+                                (unsigned long)ret_from_kernel_thread, 1);
+
+                /* pass parameters to ret_from_kernel_thread:
+                 * a2 = thread_fn, a3 = thread_fn arg
+                 */
+                *((int *)childregs - 1) = thread_fn_arg;
+                *((int *)childregs - 2) = usp_thread_fn;
+
+                /* Childregs are only used when we're going to userspace
+                 * in which case start_thread will set them up.
+                 */
         }
 
 #if (XTENSA_HAVE_COPROCESSORS || XTENSA_HAVE_IO_PORTS)
@@ -330,32 +371,5 @@ long xtensa_clone(unsigned long clone_flags, unsigned long newsp,
                   void __user *child_tid, long a5,
                   struct pt_regs *regs)
 {
-        if (!newsp)
-                newsp = regs->areg[1];
         return do_fork(clone_flags, newsp, regs, 0, parent_tid, child_tid);
 }
-
-/*
- * xtensa_execve() executes a new program.
- */
-
-asmlinkage
-long xtensa_execve(const char __user *name,
-                   const char __user *const __user *argv,
-                   const char __user *const __user *envp,
-                   long a3, long a4, long a5,
-                   struct pt_regs *regs)
-{
-        long error;
-        struct filename *filename;
-
-        filename = getname(name);
-        error = PTR_ERR(filename);
-        if (IS_ERR(filename))
-                goto out;
-        error = do_execve(filename->name, argv, envp, regs);
-        putname(filename);
-out:
-        return error;
-}
-
diff --git a/arch/xtensa/kernel/syscall.c b/arch/xtensa/kernel/syscall.c
index a5c01e74d5d..5702065f472 100644
--- a/arch/xtensa/kernel/syscall.c
+++ b/arch/xtensa/kernel/syscall.c
@@ -32,10 +32,8 @@ typedef void (*syscall_t)(void);
 syscall_t sys_call_table[__NR_syscall_count] /* FIXME __cacheline_aligned */= {
         [0 ... __NR_syscall_count - 1] = (syscall_t)&sys_ni_syscall,
 
-#undef __SYSCALL
 #define __SYSCALL(nr,symbol,nargs) [ nr ] = (syscall_t)symbol,
-#undef  __KERNEL_SYSCALLS__
-#include <asm/unistd.h>
+#include <uapi/asm/unistd.h>
 };
 
 asmlinkage long xtensa_shmat(int shmid, char __user *shmaddr, int shmflg)
@@ -49,7 +47,8 @@ asmlinkage long xtensa_shmat(int shmid, char __user *shmaddr, int shmflg)
         return (long)ret;
 }
 
-asmlinkage long xtensa_fadvise64_64(int fd, int advice, unsigned long long offset, unsigned long long len)
+asmlinkage long xtensa_fadvise64_64(int fd, int advice,
+                unsigned long long offset, unsigned long long len)
 {
         return sys_fadvise64_64(fd, offset, len, advice);
 }
diff --git a/arch/xtensa/kernel/xtensa_ksyms.c b/arch/xtensa/kernel/xtensa_ksyms.c
index a8b9f1fd1e1..afe058b24e6 100644
--- a/arch/xtensa/kernel/xtensa_ksyms.c
+++ b/arch/xtensa/kernel/xtensa_ksyms.c
@@ -43,7 +43,6 @@ EXPORT_SYMBOL(__strncpy_user);
 EXPORT_SYMBOL(clear_page);
 EXPORT_SYMBOL(copy_page);
 
-EXPORT_SYMBOL(kernel_thread);
 EXPORT_SYMBOL(empty_zero_page);
 
 /*