45 files changed, 183 insertions, 229 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index d423d58f938d..49d993cee512 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -38,6 +38,7 @@ config ARM
         select HAVE_GENERIC_HARDIRQS
         select HAVE_HW_BREAKPOINT if (PERF_EVENTS && (CPU_V6 || CPU_V6K || CPU_V7))
         select HAVE_IDE if PCI || ISA || PCMCIA
+        select HAVE_IRQ_TIME_ACCOUNTING
         select HAVE_KERNEL_GZIP
         select HAVE_KERNEL_LZMA
         select HAVE_KERNEL_LZO
@@ -488,7 +489,7 @@ config ARCH_IXP4XX
 config ARCH_DOVE
         bool "Marvell Dove"
         select ARCH_REQUIRE_GPIOLIB
-        select CPU_V7
+        select CPU_PJ4
         select GENERIC_CLOCKEVENTS
         select MIGHT_HAVE_PCI
         select PINCTRL
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 47374085befd..1ba358ba16b8 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -309,7 +309,7 @@ define archhelp
   echo  '  Image         - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
   echo  '* xipImage      - XIP kernel image, if configured (arch/$(ARCH)/boot/xipImage)'
   echo  '  uImage        - U-Boot wrapped zImage'
-  echo  '  bootpImage    - Combined zImage and initial RAM disk' 
+  echo  '  bootpImage    - Combined zImage and initial RAM disk'
   echo  '                  (supply initrd image via make variable INITRD=<path>)'
   echo  '* dtbs          - Build device tree blobs for enabled boards'
   echo  '  install       - Install uncompressed kernel'
diff --git a/arch/arm/boot/dts/armada-370-xp.dtsi b/arch/arm/boot/dts/armada-370-xp.dtsi
index 272bbc65fab0..550eb772c30e 100644
--- a/arch/arm/boot/dts/armada-370-xp.dtsi
+++ b/arch/arm/boot/dts/armada-370-xp.dtsi
@@ -33,7 +33,8 @@
                 #size-cells = <1>;
                 compatible = "simple-bus";
                 interrupt-parent = <&mpic>;
-                ranges = <0 0 0xd0000000 0x100000>;
+                ranges = <0          0 0xd0000000 0x0100000 /* internal registers */
+                          0xe0000000 0 0xe0000000 0x8100000 /* PCIe */>;
 
                 internal-regs {
                         compatible = "simple-bus";
diff --git a/arch/arm/boot/dts/armada-370.dtsi b/arch/arm/boot/dts/armada-370.dtsi
index b2c1b5af9749..aee2b1866ce2 100644
--- a/arch/arm/boot/dts/armada-370.dtsi
+++ b/arch/arm/boot/dts/armada-370.dtsi
@@ -29,7 +29,8 @@
         };
 
         soc {
-                ranges = <0 0xd0000000 0x100000>;
+                ranges = <0          0xd0000000 0x0100000 /* internal registers */
+                          0xe0000000 0xe0000000 0x8100000 /* PCIe */>;
                 internal-regs {
                         system-controller@18200 {
                                 compatible = "marvell,armada-370-xp-system-controller";
@@ -38,12 +39,12 @@
 
                         L2: l2-cache {
                                 compatible = "marvell,aurora-outer-cache";
-                                reg = <0xd0008000 0x1000>;
+                                reg = <0x08000 0x1000>;
                                 cache-id-part = <0x100>;
                                 wt-override;
                         };
 
-                        mpic: interrupt-controller@20000 {
+                        interrupt-controller@20000 {
                                 reg = <0x20a00 0x1d0>, <0x21870 0x58>;
                         };
 
diff --git a/arch/arm/boot/dts/armada-xp-gp.dts b/arch/arm/boot/dts/armada-xp-gp.dts
index 26ad06fc147e..3ee63d128e27 100644
--- a/arch/arm/boot/dts/armada-xp-gp.dts
+++ b/arch/arm/boot/dts/armada-xp-gp.dts
@@ -39,6 +39,9 @@
         };
 
         soc {
+                ranges = <0          0 0xd0000000 0x100000
+                          0xf0000000 0 0xf0000000 0x1000000>;
+
                 internal-regs {
                         serial@12000 {
                                 clock-frequency = <250000000>;
diff --git a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
index f14d36c46159..46b785064dd8 100644
--- a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
+++ b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
@@ -27,6 +27,9 @@
         };
 
         soc {
+                ranges = <0          0 0xd0000000 0x100000
+                          0xf0000000 0 0xf0000000 0x8000000>;
+
                 internal-regs {
                         serial@12000 {
                                 clock-frequency = <250000000>;
diff --git a/arch/arm/boot/dts/armada-xp.dtsi b/arch/arm/boot/dts/armada-xp.dtsi
index bacab11c10dc..5b902f9a3af2 100644
--- a/arch/arm/boot/dts/armada-xp.dtsi
+++ b/arch/arm/boot/dts/armada-xp.dtsi
@@ -31,7 +31,7 @@
                                 wt-override;
                         };
 
-                        mpic: interrupt-controller@20000 {
+                        interrupt-controller@20000 {
                               reg = <0x20a00 0x2d0>, <0x21070 0x58>;
                         };
 
diff --git a/arch/arm/boot/dts/at91sam9x25ek.dts b/arch/arm/boot/dts/at91sam9x25ek.dts
index 3b40d11d65e7..315250b4995e 100644
--- a/arch/arm/boot/dts/at91sam9x25ek.dts
+++ b/arch/arm/boot/dts/at91sam9x25ek.dts
@@ -11,7 +11,7 @@
 /include/ "at91sam9x5ek.dtsi"
 
 / {
-        model = "Atmel AT91SAM9G25-EK";
+        model = "Atmel AT91SAM9X25-EK";
         compatible = "atmel,at91sam9x25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9";
 
         ahb {
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index 82a404da1c0d..99ba6e14ebf3 100644
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -516,7 +516,7 @@
                 usb_otg_hs: usb_otg_hs@480ab000 {
                         compatible = "ti,omap3-musb";
                         reg = <0x480ab000 0x1000>;
-                        interrupts = <0 92 0x4>, <0 93 0x4>;
+                        interrupts = <92>, <93>;
                         interrupt-names = "mc", "dma";
                         ti,hwmods = "usb_otg_hs";
                         multipoint = <1>;
diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi
index 2e643ea51cce..5000e0d42849 100644
--- a/arch/arm/boot/dts/sama5d3.dtsi
+++ b/arch/arm/boot/dts/sama5d3.dtsi
@@ -75,11 +75,6 @@
                                 compatible = "atmel,at91sam9x5-spi";
                                 reg = <0xf0004000 0x100>;
                                 interrupts = <24 4 3>;
-                                cs-gpios = <&pioD 13 0
-                                            &pioD 14 0 /* conflicts with SCK0 and CANRX0 */
-                                            &pioD 15 0 /* conflicts with CTS0 and CANTX0 */
-                                            &pioD 16 0 /* conflicts with RTS0 and PWMFI3 */
-                                           >;
                                 pinctrl-names = "default";
                                 pinctrl-0 = <&pinctrl_spi0>;
                                 status = "disabled";
@@ -156,7 +151,7 @@
                         };
 
                         macb0: ethernet@f0028000 {
-                                compatible = "cnds,pc302-gem", "cdns,gem";
+                                compatible = "cdns,pc302-gem", "cdns,gem";
                                 reg = <0xf0028000 0x100>;
                                 interrupts = <34 4 3>;
                                 pinctrl-names = "default";
@@ -203,11 +198,6 @@
                                 compatible = "atmel,at91sam9x5-spi";
                                 reg = <0xf8008000 0x100>;
                                 interrupts = <25 4 3>;
-                                cs-gpios = <&pioC 25 0
-                                            &pioC 26 0 /* conflitcs with TWD1 and ISI_D11 */
-                                            &pioC 27 0 /* conflitcs with TWCK1 and ISI_D10 */
-                                            &pioC 28 0 /* conflitcs with PWMFI0 and ISI_D9 */
-                                           >;
                                 pinctrl-names = "default";
                                 pinctrl-0 = <&pinctrl_spi1>;
                                 status = "disabled";
diff --git a/arch/arm/boot/dts/sama5d3xcm.dtsi b/arch/arm/boot/dts/sama5d3xcm.dtsi
index 1f8ed404626c..b336e7787cb3 100644
--- a/arch/arm/boot/dts/sama5d3xcm.dtsi
+++ b/arch/arm/boot/dts/sama5d3xcm.dtsi
@@ -32,6 +32,10 @@
 
         ahb {
                 apb {
+                        spi0: spi@f0004000 {
+                                cs-gpios = <&pioD 13 0>, <0>, <0>, <0>;
+                        };
+
                         macb0: ethernet@f0028000 {
                                 phy-mode = "rgmii";
                         };
diff --git a/arch/arm/boot/dts/ste-nomadik-s8815.dts b/arch/arm/boot/dts/ste-nomadik-s8815.dts
index b28fbf3408e3..6f82d9368948 100644
--- a/arch/arm/boot/dts/ste-nomadik-s8815.dts
+++ b/arch/arm/boot/dts/ste-nomadik-s8815.dts
@@ -14,13 +14,19 @@
                 bootargs = "root=/dev/ram0 console=ttyAMA1,115200n8 earlyprintk";
         };
 
+        /* This is where the interrupt is routed on the S8815 board */
+        external-bus@34000000 {
+                ethernet@300 {
+                        interrupt-parent = <&gpio3>;
+                        interrupts = <8 0x1>;
+                };
+        };
+
         /* Custom board node with GPIO pins to active etc */
         usb-s8815 {
                 /* The S8815 is using this very GPIO pin for the SMSC91x IRQs */
                 ethernet-gpio {
-                        gpios = <&gpio3 19 0x1>;
-                        interrupts = <19 0x1>;
-                        interrupt-parent = <&gpio3>;
+                        gpios = <&gpio3 8 0x1>;
                 };
                 /* This will bias the MMC/SD card detect line */
                 mmcsd-gpio {
diff --git a/arch/arm/common/mcpm_platsmp.c b/arch/arm/common/mcpm_platsmp.c
index 52b88d81b7bb..3caed0db6986 100644
--- a/arch/arm/common/mcpm_platsmp.c
+++ b/arch/arm/common/mcpm_platsmp.c
@@ -15,8 +15,6 @@
 #include <linux/smp.h>
 #include <linux/spinlock.h>
 
-#include <linux/irqchip/arm-gic.h>
-
 #include <asm/mcpm.h>
 #include <asm/smp.h>
 #include <asm/smp_plat.h>
@@ -49,7 +47,6 @@ static int __cpuinit mcpm_boot_secondary(unsigned int cpu, struct task_struct *i
 static void __cpuinit mcpm_secondary_init(unsigned int cpu)
 {
         mcpm_cpu_powered_up();
-        gic_secondary_init(0);
 }
 
 #ifdef CONFIG_HOTPLUG_CPU
diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig
index c1ef64bc5abd..f59090210ec9 100644
--- a/arch/arm/configs/omap2plus_defconfig
+++ b/arch/arm/configs/omap2plus_defconfig
@@ -20,6 +20,7 @@ CONFIG_MODULE_FORCE_UNLOAD=y
 CONFIG_MODVERSIONS=y
 CONFIG_MODULE_SRCVERSION_ALL=y
 # CONFIG_BLK_DEV_BSG is not set
+CONFIG_ARCH_MULTI_V6=y
 CONFIG_ARCH_OMAP2PLUS=y
 CONFIG_OMAP_RESET_CLOCKS=y
 CONFIG_OMAP_MUX_DEBUG=y
diff --git a/arch/arm/configs/tegra_defconfig b/arch/arm/configs/tegra_defconfig
index a5f0485133cf..f7ba316164d4 100644
--- a/arch/arm/configs/tegra_defconfig
+++ b/arch/arm/configs/tegra_defconfig
@@ -153,6 +153,7 @@ CONFIG_MEDIA_CAMERA_SUPPORT=y
 CONFIG_MEDIA_USB_SUPPORT=y
 CONFIG_USB_VIDEO_CLASS=m
 CONFIG_DRM=y
+CONFIG_TEGRA_HOST1X=y
 CONFIG_DRM_TEGRA=y
 CONFIG_BACKLIGHT_LCD_SUPPORT=y
 # CONFIG_LCD_CLASS_DEVICE is not set
@@ -202,7 +203,7 @@ CONFIG_TEGRA20_APB_DMA=y
 CONFIG_STAGING=y
 CONFIG_SENSORS_ISL29018=y
 CONFIG_SENSORS_ISL29028=y
-CONFIG_SENSORS_AK8975=y
+CONFIG_AK8975=y
 CONFIG_MFD_NVEC=y
 CONFIG_KEYBOARD_NVEC=y
 CONFIG_SERIO_NVEC_PS2=y
diff --git a/arch/arm/include/asm/cmpxchg.h b/arch/arm/include/asm/cmpxchg.h
index 7eb18c1d8d6c..4f009c10540d 100644
--- a/arch/arm/include/asm/cmpxchg.h
+++ b/arch/arm/include/asm/cmpxchg.h
@@ -233,15 +233,15 @@ static inline unsigned long __cmpxchg_local(volatile void *ptr,
         ((__typeof__(*(ptr)))atomic64_cmpxchg(container_of((ptr),       \
                                                 atomic64_t,             \
                                                 counter),               \
-                                              (unsigned long)(o),       \
-                                              (unsigned long)(n)))
+                                              (unsigned long long)(o),  \
+                                              (unsigned long long)(n)))
 
 #define cmpxchg64_local(ptr, o, n)                                      \
         ((__typeof__(*(ptr)))local64_cmpxchg(container_of((ptr),        \
                                                 local64_t,              \
                                                 a),                     \
-                                             (unsigned long)(o),        \
-                                             (unsigned long)(n)))
+                                             (unsigned long long)(o),   \
+                                             (unsigned long long)(n)))
 
 #endif  /* __LINUX_ARM_ARCH__ >= 6 */
 
diff --git a/arch/arm/include/debug/ux500.S b/arch/arm/include/debug/ux500.S
index 2848857f5b62..fbd24beeb1fa 100644
--- a/arch/arm/include/debug/ux500.S
+++ b/arch/arm/include/debug/ux500.S
@@ -24,9 +24,9 @@
 #define U8500_UART0_PHYS_BASE   (0x80120000)
 #define U8500_UART1_PHYS_BASE   (0x80121000)
 #define U8500_UART2_PHYS_BASE   (0x80007000)
-#define U8500_UART0_VIRT_BASE   (0xa8120000)
-#define U8500_UART1_VIRT_BASE   (0xa8121000)
-#define U8500_UART2_VIRT_BASE   (0xa8007000)
+#define U8500_UART0_VIRT_BASE   (0xf8120000)
+#define U8500_UART1_VIRT_BASE   (0xf8121000)
+#define U8500_UART2_VIRT_BASE   (0xf8007000)
 #define __UX500_PHYS_UART(n)    U8500_UART##n##_PHYS_BASE
 #define __UX500_VIRT_UART(n)    U8500_UART##n##_VIRT_BASE
 #endif
diff --git a/arch/arm/mach-at91/at91rm9200_time.c b/arch/arm/mach-at91/at91rm9200_time.c
index 2acdff4c1dfe..180b3024bec3 100644
--- a/arch/arm/mach-at91/at91rm9200_time.c
+++ b/arch/arm/mach-at91/at91rm9200_time.c
@@ -174,6 +174,7 @@ clkevt32k_next_event(unsigned long delta, struct clock_event_device *dev)
 static struct clock_event_device clkevt = {
         .name           = "at91_tick",
         .features       = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
+        .shift          = 32,
         .rating         = 150,
         .set_next_event = clkevt32k_next_event,
         .set_mode       = clkevt32k_mode,
@@ -264,9 +265,11 @@ void __init at91rm9200_timer_init(void)
         at91_st_write(AT91_ST_RTMR, 1);
 
         /* Setup timer clockevent, with minimum of two ticks (important!!) */
+        clkevt.mult = div_sc(AT91_SLOW_CLOCK, NSEC_PER_SEC, clkevt.shift);
+        clkevt.max_delta_ns = clockevent_delta2ns(AT91_ST_ALMV, &clkevt);
+        clkevt.min_delta_ns = clockevent_delta2ns(2, &clkevt) + 1;
         clkevt.cpumask = cpumask_of(0);
-        clockevents_config_and_register(&clkevt, AT91_SLOW_CLOCK,
-                                        2, AT91_ST_ALMV);
+        clockevents_register_device(&clkevt);
 
         /* register clocksource */
         clocksource_register_hz(&clk32k, AT91_SLOW_CLOCK);
diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
index 151259003086..dda9a2bd3acb 100644
--- a/arch/arm/mach-imx/clk-imx6q.c
+++ b/arch/arm/mach-imx/clk-imx6q.c
@@ -177,7 +177,8 @@ int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode)
 static const char *step_sels[]  = { "osc", "pll2_pfd2_396m", };
 static const char *pll1_sw_sels[]       = { "pll1_sys", "step", };
 static const char *periph_pre_sels[]    = { "pll2_bus", "pll2_pfd2_396m", "pll2_pfd0_352m", "pll2_198m", };
-static const char *periph_clk2_sels[]   = { "pll3_usb_otg", "osc", };
+static const char *periph_clk2_sels[]   = { "pll3_usb_otg", "osc", "osc", "dummy", };
+static const char *periph2_clk2_sels[]  = { "pll3_usb_otg", "pll2_bus", };
 static const char *periph_sels[]        = { "periph_pre", "periph_clk2", };
 static const char *periph2_sels[]       = { "periph2_pre", "periph2_clk2", };
 static const char *axi_sels[]           = { "periph", "pll2_pfd2_396m", "pll3_pfd1_540m", };
@@ -185,7 +186,7 @@ static const char *audio_sels[]	= { "pll4_post_div", "pll3_pfd2_508m", "pll3_pfd
 static const char *gpu_axi_sels[]       = { "axi", "ahb", };
 static const char *gpu2d_core_sels[]    = { "axi", "pll3_usb_otg", "pll2_pfd0_352m", "pll2_pfd2_396m", };
 static const char *gpu3d_core_sels[]    = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll2_pfd2_396m", };
-static const char *gpu3d_shader_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll2_pfd9_720m", };
+static const char *gpu3d_shader_sels[] = { "mmdc_ch0_axi", "pll3_usb_otg", "pll2_pfd1_594m", "pll3_pfd0_720m", };
 static const char *ipu_sels[]           = { "mmdc_ch0_axi", "pll2_pfd2_396m", "pll3_120m", "pll3_pfd1_540m", };
 static const char *ldb_di_sels[]        = { "pll5_video", "pll2_pfd0_352m", "pll2_pfd2_396m", "mmdc_ch1_axi", "pll3_usb_otg", };
 static const char *ipu_di_pre_sels[]    = { "mmdc_ch0_axi", "pll3_usb_otg", "pll5_video_div", "pll2_pfd0_352m", "pll2_pfd2_396m", "pll3_pfd1_540m", };
@@ -369,8 +370,8 @@ int __init mx6q_clocks_init(void)
         clk[pll1_sw]          = imx_clk_mux("pll1_sw",          base + 0xc,  2,  1, pll1_sw_sels,      ARRAY_SIZE(pll1_sw_sels));
         clk[periph_pre]       = imx_clk_mux("periph_pre",       base + 0x18, 18, 2, periph_pre_sels,   ARRAY_SIZE(periph_pre_sels));
         clk[periph2_pre]      = imx_clk_mux("periph2_pre",      base + 0x18, 21, 2, periph_pre_sels,   ARRAY_SIZE(periph_pre_sels));
-        clk[periph_clk2_sel]  = imx_clk_mux("periph_clk2_sel",  base + 0x18, 12, 1, periph_clk2_sels,  ARRAY_SIZE(periph_clk2_sels));
-        clk[periph2_clk2_sel] = imx_clk_mux("periph2_clk2_sel", base + 0x18, 20, 1, periph_clk2_sels,  ARRAY_SIZE(periph_clk2_sels));
+        clk[periph_clk2_sel]  = imx_clk_mux("periph_clk2_sel",  base + 0x18, 12, 2, periph_clk2_sels,  ARRAY_SIZE(periph_clk2_sels));
+        clk[periph2_clk2_sel] = imx_clk_mux("periph2_clk2_sel", base + 0x18, 20, 1, periph2_clk2_sels, ARRAY_SIZE(periph2_clk2_sels));
         clk[axi_sel]          = imx_clk_mux("axi_sel",          base + 0x14, 6,  2, axi_sels,          ARRAY_SIZE(axi_sels));
         clk[esai_sel]         = imx_clk_mux("esai_sel",         base + 0x20, 19, 2, audio_sels,        ARRAY_SIZE(audio_sels));
         clk[asrc_sel]         = imx_clk_mux("asrc_sel",         base + 0x30, 7,  2, audio_sels,        ARRAY_SIZE(audio_sels));
@@ -498,7 +499,7 @@ int __init mx6q_clocks_init(void)
         clk[ldb_di1]      = imx_clk_gate2("ldb_di1",       "ldb_di1_podf",      base + 0x74, 14);
         clk[ipu2_di1]     = imx_clk_gate2("ipu2_di1",      "ipu2_di1_sel",      base + 0x74, 10);
         clk[hsi_tx]       = imx_clk_gate2("hsi_tx",        "hsi_tx_podf",       base + 0x74, 16);
-        clk[mlb]          = imx_clk_gate2("mlb",           "pll8_mlb",          base + 0x74, 18);
+        clk[mlb]          = imx_clk_gate2("mlb",           "axi",               base + 0x74, 18);
         clk[mmdc_ch0_axi] = imx_clk_gate2("mmdc_ch0_axi",  "mmdc_ch0_axi_podf", base + 0x74, 20);
         clk[mmdc_ch1_axi] = imx_clk_gate2("mmdc_ch1_axi",  "mmdc_ch1_axi_podf", base + 0x74, 22);
         clk[ocram]        = imx_clk_gate2("ocram",         "ahb",               base + 0x74, 28);
diff --git a/arch/arm/mach-imx/headsmp.S b/arch/arm/mach-imx/headsmp.S
index 67b9c48dcafe..627f16f0e9d1 100644
--- a/arch/arm/mach-imx/headsmp.S
+++ b/arch/arm/mach-imx/headsmp.S
@@ -18,8 +18,20 @@
         .section ".text.head", "ax"
 
 #ifdef CONFIG_SMP
+diag_reg_offset:
+        .word   g_diag_reg - .
+
+        .macro  set_diag_reg
+        adr     r0, diag_reg_offset
+        ldr     r1, [r0]
+        add     r1, r1, r0              @ r1 = physical &g_diag_reg
+        ldr     r0, [r1]
+        mcr     p15, 0, r0, c15, c0, 1  @ write diagnostic register
+        .endm
+
 ENTRY(v7_secondary_startup)
         bl      v7_invalidate_l1
+        set_diag_reg
         b       secondary_startup
 ENDPROC(v7_secondary_startup)
 #endif
diff --git a/arch/arm/mach-imx/platsmp.c b/arch/arm/mach-imx/platsmp.c
index 4a69305db65e..c6e1ab544882 100644
--- a/arch/arm/mach-imx/platsmp.c
+++ b/arch/arm/mach-imx/platsmp.c
@@ -12,6 +12,7 @@
 
 #include <linux/init.h>
 #include <linux/smp.h>
+#include <asm/cacheflush.h>
 #include <asm/page.h>
 #include <asm/smp_scu.h>
 #include <asm/mach/map.h>
@@ -21,6 +22,7 @@
 
 #define SCU_STANDBY_ENABLE      (1 << 5)
 
+u32 g_diag_reg;
 static void __iomem *scu_base;
 
 static struct map_desc scu_io_desc __initdata = {
@@ -80,6 +82,18 @@ void imx_smp_prepare(void)
 static void __init imx_smp_prepare_cpus(unsigned int max_cpus)
 {
         imx_smp_prepare();
+
+        /*
+         * The diagnostic register holds the errata bits.  Mostly bootloader
+         * does not bring up secondary cores, so that when errata bits are set
+         * in bootloader, they are set only for boot cpu.  But on a SMP
+         * configuration, it should be equally done on every single core.
+         * Read the register from boot cpu here, and will replicate it into
+         * secondary cores when booting them.
+         */
+        asm("mrc p15, 0, %0, c15, c0, 1" : "=r" (g_diag_reg) : : "cc");
+        __cpuc_flush_dcache_area(&g_diag_reg, sizeof(g_diag_reg));
+        outer_clean_range(__pa(&g_diag_reg), __pa(&g_diag_reg + 1));
 }
 
 struct smp_operations  imx_smp_ops __initdata = {
diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index c2cae69e6d2b..f38922897563 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -528,12 +528,6 @@ void __init kirkwood_init_early(void)
 {
         orion_time_set_base(TIMER_VIRT_BASE);
 
-        /*
-         * Some Kirkwood devices allocate their coherent buffers from atomic
-         * context. Increase size of atomic coherent pool to make sure such
-         * the allocations won't fail.
-         */
-        init_dma_coherent_pool_size(SZ_1M);
         mvebu_mbus_init("marvell,kirkwood-mbus",
                         BRIDGE_WINS_BASE, BRIDGE_WINS_SZ,
                         DDR_WINDOW_CPU_BASE, DDR_WINDOW_CPU_SZ);
diff --git a/arch/arm/mach-kirkwood/ts219-setup.c b/arch/arm/mach-kirkwood/ts219-setup.c
index 283abff90228..e1267d6b468f 100644
--- a/arch/arm/mach-kirkwood/ts219-setup.c
+++ b/arch/arm/mach-kirkwood/ts219-setup.c
@@ -124,7 +124,7 @@ static void __init qnap_ts219_init(void)
 static int __init ts219_pci_init(void)
 {
         if (machine_is_ts219())
-                kirkwood_pcie_init(KW_PCIE0);
+                kirkwood_pcie_init(KW_PCIE1 | KW_PCIE0);
 
         return 0;
 }
diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig
index e11acbb0a46d..80a8bcacd9d5 100644
--- a/arch/arm/mach-mvebu/Kconfig
+++ b/arch/arm/mach-mvebu/Kconfig
@@ -15,6 +15,7 @@ config ARCH_MVEBU
         select MVEBU_CLK_GATING
         select MVEBU_MBUS
         select ZONE_DMA if ARM_LPAE
+        select ARCH_REQUIRE_GPIOLIB
 
 if ARCH_MVEBU
 
diff --git a/arch/arm/mach-mvebu/armada-370-xp.c b/arch/arm/mach-mvebu/armada-370-xp.c
index 42a4cb3087e2..1c48890bb72b 100644
--- a/arch/arm/mach-mvebu/armada-370-xp.c
+++ b/arch/arm/mach-mvebu/armada-370-xp.c
@@ -54,13 +54,6 @@ void __init armada_370_xp_init_early(void)
         char *mbus_soc_name;
 
         /*
-         * Some Armada 370/XP devices allocate their coherent buffers
-         * from atomic context. Increase size of atomic coherent pool
-         * to make sure such the allocations won't fail.
-         */
-        init_dma_coherent_pool_size(SZ_1M);
-
-        /*
          * This initialization will be replaced by a DT-based
          * initialization once the mvebu-mbus driver gains DT support.
          */
diff --git a/arch/arm/mach-omap1/dma.c b/arch/arm/mach-omap1/dma.c
index 68ab858e27b7..a94b3a718d1a 100644
--- a/arch/arm/mach-omap1/dma.c
+++ b/arch/arm/mach-omap1/dma.c
@@ -345,6 +345,7 @@ static int __init omap1_system_dma_init(void)
                 dev_err(&pdev->dev,
                         "%s: Memory allocation failed for d->chan!\n",
                         __func__);
+                ret = -ENOMEM;
                 goto exit_release_d;
         }
 
diff --git a/arch/arm/mach-omap2/cclock33xx_data.c b/arch/arm/mach-omap2/cclock33xx_data.c
index 6ebc7803bc3e..af3544ce4f02 100644
--- a/arch/arm/mach-omap2/cclock33xx_data.c
+++ b/arch/arm/mach-omap2/cclock33xx_data.c
@@ -454,9 +454,29 @@ DEFINE_CLK_GATE(cefuse_fck, "sys_clkin_ck", &sys_clkin_ck, 0x0,
  */
 DEFINE_CLK_FIXED_FACTOR(clkdiv32k_ck, "clk_24mhz", &clk_24mhz, 0x0, 1, 732);
 
-DEFINE_CLK_GATE(clkdiv32k_ick, "clkdiv32k_ck", &clkdiv32k_ck, 0x0,
-                AM33XX_CM_PER_CLKDIV32K_CLKCTRL, AM33XX_MODULEMODE_SWCTRL_SHIFT,
-                0x0, NULL);
+static struct clk clkdiv32k_ick;
+
+static const char *clkdiv32k_ick_parent_names[] = {
+        "clkdiv32k_ck",
+};
+
+static const struct clk_ops clkdiv32k_ick_ops = {
+        .enable         = &omap2_dflt_clk_enable,
+        .disable        = &omap2_dflt_clk_disable,
+        .is_enabled     = &omap2_dflt_clk_is_enabled,
+        .init           = &omap2_init_clk_clkdm,
+};
+
+static struct clk_hw_omap clkdiv32k_ick_hw = {
+        .hw     = {
+                .clk    = &clkdiv32k_ick,
+        },
+        .enable_reg     = AM33XX_CM_PER_CLKDIV32K_CLKCTRL,
+        .enable_bit     = AM33XX_MODULEMODE_SWCTRL_SHIFT,
+        .clkdm_name     = "clk_24mhz_clkdm",
+};
+
+DEFINE_STRUCT_CLK(clkdiv32k_ick, clkdiv32k_ick_parent_names, clkdiv32k_ick_ops);
 
 /* "usbotg_fck" is an additional clock and not really a modulemode */
 DEFINE_CLK_GATE(usbotg_fck, "dpll_per_ck", &dpll_per_ck, 0x0,
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index d25a95fe9921..7341eff63f56 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -1356,13 +1356,27 @@ static void _enable_sysc(struct omap_hwmod *oh)
 
         clkdm = _get_clkdm(oh);
         if (sf & SYSC_HAS_SIDLEMODE) {
+                if (oh->flags & HWMOD_SWSUP_SIDLE ||
+                    oh->flags & HWMOD_SWSUP_SIDLE_ACT) {
+                        idlemode = HWMOD_IDLEMODE_NO;
+                } else {
+                        if (sf & SYSC_HAS_ENAWAKEUP)
+                                _enable_wakeup(oh, &v);
+                        if (oh->class->sysc->idlemodes & SIDLE_SMART_WKUP)
+                                idlemode = HWMOD_IDLEMODE_SMART_WKUP;
+                        else
+                                idlemode = HWMOD_IDLEMODE_SMART;
+                }
+
+                /*
+                 * This is special handling for some IPs like
+                 * 32k sync timer. Force them to idle!
+                 */
                 clkdm_act = (clkdm && clkdm->flags & CLKDM_ACTIVE_WITH_MPU);
                 if (clkdm_act && !(oh->class->sysc->idlemodes &
                                    (SIDLE_SMART | SIDLE_SMART_WKUP)))
                         idlemode = HWMOD_IDLEMODE_FORCE;
-                else
-                        idlemode = (oh->flags & HWMOD_SWSUP_SIDLE) ?
-                                HWMOD_IDLEMODE_NO : HWMOD_IDLEMODE_SMART;
+
                 _set_slave_idlemode(oh, idlemode, &v);
         }
 
@@ -1391,10 +1405,6 @@ static void _enable_sysc(struct omap_hwmod *oh)
             (sf & SYSC_HAS_CLOCKACTIVITY))
                 _set_clockactivity(oh, oh->class->sysc->clockact, &v);
 
-        /* If slave is in SMARTIDLE, also enable wakeup */
-        if ((sf & SYSC_HAS_SIDLEMODE) && !(oh->flags & HWMOD_SWSUP_SIDLE))
-                _enable_wakeup(oh, &v);
-
         _write_sysconfig(v, oh);
 
         /*
@@ -1430,13 +1440,16 @@ static void _idle_sysc(struct omap_hwmod *oh)
         sf = oh->class->sysc->sysc_flags;
 
         if (sf & SYSC_HAS_SIDLEMODE) {
-                /* XXX What about HWMOD_IDLEMODE_SMART_WKUP? */
-                if (oh->flags & HWMOD_SWSUP_SIDLE ||
-                    !(oh->class->sysc->idlemodes &
-                      (SIDLE_SMART | SIDLE_SMART_WKUP)))
+                if (oh->flags & HWMOD_SWSUP_SIDLE) {
                         idlemode = HWMOD_IDLEMODE_FORCE;
-                else
-                        idlemode = HWMOD_IDLEMODE_SMART;
+                } else {
+                        if (sf & SYSC_HAS_ENAWAKEUP)
+                                _enable_wakeup(oh, &v);
+                        if (oh->class->sysc->idlemodes & SIDLE_SMART_WKUP)
+                                idlemode = HWMOD_IDLEMODE_SMART_WKUP;
+                        else
+                                idlemode = HWMOD_IDLEMODE_SMART;
+                }
                 _set_slave_idlemode(oh, idlemode, &v);
         }
 
@@ -1455,10 +1468,6 @@ static void _idle_sysc(struct omap_hwmod *oh)
                 _set_master_standbymode(oh, idlemode, &v);
         }
 
-        /* If slave is in SMARTIDLE, also enable wakeup */
-        if ((sf & SYSC_HAS_SIDLEMODE) && !(oh->flags & HWMOD_SWSUP_SIDLE))
-                _enable_wakeup(oh, &v);
-
         _write_sysconfig(v, oh);
 }
 
@@ -2065,7 +2074,7 @@ static int _omap4_get_context_lost(struct omap_hwmod *oh)
  * do so is present in the hwmod data, then call it and pass along the
  * return value; otherwise, return 0.
  */
-static int __init _enable_preprogram(struct omap_hwmod *oh)
+static int _enable_preprogram(struct omap_hwmod *oh)
 {
         if (!oh->class->enable_preprogram)
                 return 0;
@@ -2246,42 +2255,6 @@ static int _idle(struct omap_hwmod *oh)
 }
 
 /**
- * omap_hwmod_set_ocp_autoidle - set the hwmod's OCP autoidle bit
- * @oh: struct omap_hwmod *
- * @autoidle: desired AUTOIDLE bitfield value (0 or 1)
- *
- * Sets the IP block's OCP autoidle bit in hardware, and updates our
- * local copy. Intended to be used by drivers that require
- * direct manipulation of the AUTOIDLE bits.
- * Returns -EINVAL if @oh is null or is not in the ENABLED state, or passes
- * along the return value from _set_module_autoidle().
- *
- * Any users of this function should be scrutinized carefully.
- */
-int omap_hwmod_set_ocp_autoidle(struct omap_hwmod *oh, u8 autoidle)
-{
-        u32 v;
-        int retval = 0;
-        unsigned long flags;
-
-        if (!oh || oh->_state != _HWMOD_STATE_ENABLED)
-                return -EINVAL;
-
-        spin_lock_irqsave(&oh->_lock, flags);
-
-        v = oh->_sysc_cache;
-
-        retval = _set_module_autoidle(oh, autoidle, &v);
-
-        if (!retval)
-                _write_sysconfig(v, oh);
-
-        spin_unlock_irqrestore(&oh->_lock, flags);
-
-        return retval;
-}
-
-/**
  * _shutdown - shutdown an omap_hwmod
  * @oh: struct omap_hwmod *
  *
@@ -3180,38 +3153,6 @@ error:
 }
 
 /**
- * omap_hwmod_set_slave_idlemode - set the hwmod's OCP slave idlemode
- * @oh: struct omap_hwmod *
- * @idlemode: SIDLEMODE field bits (shifted to bit 0)
- *
- * Sets the IP block's OCP slave idlemode in hardware, and updates our
- * local copy.  Intended to be used by drivers that have some erratum
- * that requires direct manipulation of the SIDLEMODE bits.  Returns
- * -EINVAL if @oh is null, or passes along the return value from
- * _set_slave_idlemode().
- *
- * XXX Does this function have any current users?  If not, we should
- * remove it; it is better to let the rest of the hwmod code handle this.
- * Any users of this function should be scrutinized carefully.
- */
-int omap_hwmod_set_slave_idlemode(struct omap_hwmod *oh, u8 idlemode)
-{
-        u32 v;
-        int retval = 0;
-
-        if (!oh)
-                return -EINVAL;
-
-        v = oh->_sysc_cache;
-
-        retval = _set_slave_idlemode(oh, idlemode, &v);
-        if (!retval)
-                _write_sysconfig(v, oh);
-
-        return retval;
-}
-
-/**
  * omap_hwmod_lookup - look up a registered omap_hwmod by name
  * @name: name of the omap_hwmod to look up
  *
diff --git a/arch/arm/mach-omap2/omap_hwmod.h b/arch/arm/mach-omap2/omap_hwmod.h
index fe5962921f07..0c898f58ac9b 100644
--- a/arch/arm/mach-omap2/omap_hwmod.h
+++ b/arch/arm/mach-omap2/omap_hwmod.h
@@ -463,6 +463,9 @@ struct omap_hwmod_omap4_prcm {
  *     is kept in force-standby mode. Failing to do so causes PM problems
  *     with musb on OMAP3630 at least. Note that musb has a dedicated register
  *     to control MSTANDBY signal when MIDLEMODE is set to force-standby.
+ * HWMOD_SWSUP_SIDLE_ACT: omap_hwmod code should manually bring the module
+ *     out of idle, but rely on smart-idle to the put it back in idle,
+ *     so the wakeups are still functional (Only known case for now is UART)
  */
 #define HWMOD_SWSUP_SIDLE                       (1 << 0)
 #define HWMOD_SWSUP_MSTANDBY                    (1 << 1)
@@ -476,6 +479,7 @@ struct omap_hwmod_omap4_prcm {
 #define HWMOD_EXT_OPT_MAIN_CLK                  (1 << 9)
 #define HWMOD_BLOCK_WFI                         (1 << 10)
 #define HWMOD_FORCE_MSTANDBY                    (1 << 11)
+#define HWMOD_SWSUP_SIDLE_ACT                   (1 << 12)
 
 /*
  * omap_hwmod._int_flags definitions
@@ -641,9 +645,6 @@ int omap_hwmod_read_hardreset(struct omap_hwmod *oh, const char *name);
 int omap_hwmod_enable_clocks(struct omap_hwmod *oh);
 int omap_hwmod_disable_clocks(struct omap_hwmod *oh);
 
-int omap_hwmod_set_slave_idlemode(struct omap_hwmod *oh, u8 idlemode);
-int omap_hwmod_set_ocp_autoidle(struct omap_hwmod *oh, u8 autoidle);
-
 int omap_hwmod_reset(struct omap_hwmod *oh);
 void omap_hwmod_ocp_barrier(struct omap_hwmod *oh);
 
diff --git a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c
index c8c64b3e1acc..d05fc7b54567 100644
--- a/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_2xxx_ipblock_data.c
@@ -512,6 +512,7 @@ struct omap_hwmod omap2xxx_uart1_hwmod = {
         .mpu_irqs       = omap2_uart1_mpu_irqs,
         .sdma_reqs      = omap2_uart1_sdma_reqs,
         .main_clk       = "uart1_fck",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .prcm           = {
                 .omap2 = {
                         .module_offs = CORE_MOD,
@@ -531,6 +532,7 @@ struct omap_hwmod omap2xxx_uart2_hwmod = {
         .mpu_irqs       = omap2_uart2_mpu_irqs,
         .sdma_reqs      = omap2_uart2_sdma_reqs,
         .main_clk       = "uart2_fck",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .prcm           = {
                 .omap2 = {
                         .module_offs = CORE_MOD,
@@ -550,6 +552,7 @@ struct omap_hwmod omap2xxx_uart3_hwmod = {
         .mpu_irqs       = omap2_uart3_mpu_irqs,
         .sdma_reqs      = omap2_uart3_sdma_reqs,
         .main_clk       = "uart3_fck",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .prcm           = {
                 .omap2 = {
                         .module_offs = CORE_MOD,
diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c
index 01d8f324450a..075f7cc51026 100644
--- a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c
@@ -1995,6 +1995,7 @@ static struct omap_hwmod am33xx_uart1_hwmod = {
         .name           = "uart1",
         .class          = &uart_class,
         .clkdm_name     = "l4_wkup_clkdm",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .mpu_irqs       = am33xx_uart1_irqs,
         .sdma_reqs      = uart1_edma_reqs,
         .main_clk       = "dpll_per_m2_div4_wkupdm_ck",
@@ -2015,6 +2016,7 @@ static struct omap_hwmod am33xx_uart2_hwmod = {
         .name           = "uart2",
         .class          = &uart_class,
         .clkdm_name     = "l4ls_clkdm",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .mpu_irqs       = am33xx_uart2_irqs,
         .sdma_reqs      = uart1_edma_reqs,
         .main_clk       = "dpll_per_m2_div4_ck",
@@ -2042,6 +2044,7 @@ static struct omap_hwmod am33xx_uart3_hwmod = {
         .name           = "uart3",
         .class          = &uart_class,
         .clkdm_name     = "l4ls_clkdm",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .mpu_irqs       = am33xx_uart3_irqs,
         .sdma_reqs      = uart3_edma_reqs,
         .main_clk       = "dpll_per_m2_div4_ck",
@@ -2062,6 +2065,7 @@ static struct omap_hwmod am33xx_uart4_hwmod = {
         .name           = "uart4",
         .class          = &uart_class,
         .clkdm_name     = "l4ls_clkdm",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .mpu_irqs       = am33xx_uart4_irqs,
         .sdma_reqs      = uart1_edma_reqs,
         .main_clk       = "dpll_per_m2_div4_ck",
@@ -2082,6 +2086,7 @@ static struct omap_hwmod am33xx_uart5_hwmod = {
         .name           = "uart5",
         .class          = &uart_class,
         .clkdm_name     = "l4ls_clkdm",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .mpu_irqs       = am33xx_uart5_irqs,
         .sdma_reqs      = uart1_edma_reqs,
         .main_clk       = "dpll_per_m2_div4_ck",
@@ -2102,6 +2107,7 @@ static struct omap_hwmod am33xx_uart6_hwmod = {
         .name           = "uart6",
         .class          = &uart_class,
         .clkdm_name     = "l4ls_clkdm",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .mpu_irqs       = am33xx_uart6_irqs,
         .sdma_reqs      = uart1_edma_reqs,
         .main_clk       = "dpll_per_m2_div4_ck",
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index 4083606ea1da..31c7126eb3bb 100644
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -490,6 +490,7 @@ static struct omap_hwmod omap3xxx_uart1_hwmod = {
         .mpu_irqs       = omap2_uart1_mpu_irqs,
         .sdma_reqs      = omap2_uart1_sdma_reqs,
         .main_clk       = "uart1_fck",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .prcm           = {
                 .omap2 = {
                         .module_offs = CORE_MOD,
@@ -508,6 +509,7 @@ static struct omap_hwmod omap3xxx_uart2_hwmod = {
         .mpu_irqs       = omap2_uart2_mpu_irqs,
         .sdma_reqs      = omap2_uart2_sdma_reqs,
         .main_clk       = "uart2_fck",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .prcm           = {
                 .omap2 = {
                         .module_offs = CORE_MOD,
@@ -526,6 +528,7 @@ static struct omap_hwmod omap3xxx_uart3_hwmod = {
         .mpu_irqs       = omap2_uart3_mpu_irqs,
         .sdma_reqs      = omap2_uart3_sdma_reqs,
         .main_clk       = "uart3_fck",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .prcm           = {
                 .omap2 = {
                         .module_offs = OMAP3430_PER_MOD,
@@ -555,6 +558,7 @@ static struct omap_hwmod omap36xx_uart4_hwmod = {
         .mpu_irqs       = uart4_mpu_irqs,
         .sdma_reqs      = uart4_sdma_reqs,
         .main_clk       = "uart4_fck",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .prcm           = {
                 .omap2 = {
                         .module_offs = OMAP3430_PER_MOD,
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index eaba9dc91a0d..848b6dc67590 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -3434,6 +3434,7 @@ static struct omap_hwmod omap44xx_uart1_hwmod = {
         .name           = "uart1",
         .class          = &omap44xx_uart_hwmod_class,
         .clkdm_name     = "l4_per_clkdm",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .mpu_irqs       = omap44xx_uart1_irqs,
         .sdma_reqs      = omap44xx_uart1_sdma_reqs,
         .main_clk       = "func_48m_fclk",
@@ -3462,6 +3463,7 @@ static struct omap_hwmod omap44xx_uart2_hwmod = {
         .name           = "uart2",
         .class          = &omap44xx_uart_hwmod_class,
         .clkdm_name     = "l4_per_clkdm",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .mpu_irqs       = omap44xx_uart2_irqs,
         .sdma_reqs      = omap44xx_uart2_sdma_reqs,
         .main_clk       = "func_48m_fclk",
@@ -3490,7 +3492,8 @@ static struct omap_hwmod omap44xx_uart3_hwmod = {
         .name           = "uart3",
         .class          = &omap44xx_uart_hwmod_class,
         .clkdm_name     = "l4_per_clkdm",
-        .flags          = HWMOD_INIT_NO_IDLE | HWMOD_INIT_NO_RESET,
+        .flags          = HWMOD_INIT_NO_IDLE | HWMOD_INIT_NO_RESET |
+                                HWMOD_SWSUP_SIDLE_ACT,
         .mpu_irqs       = omap44xx_uart3_irqs,
         .sdma_reqs      = omap44xx_uart3_sdma_reqs,
         .main_clk       = "func_48m_fclk",
@@ -3519,6 +3522,7 @@ static struct omap_hwmod omap44xx_uart4_hwmod = {
         .name           = "uart4",
         .class          = &omap44xx_uart_hwmod_class,
         .clkdm_name     = "l4_per_clkdm",
+        .flags          = HWMOD_SWSUP_SIDLE_ACT,
         .mpu_irqs       = omap44xx_uart4_irqs,
         .sdma_reqs      = omap44xx_uart4_sdma_reqs,
         .main_clk       = "func_48m_fclk",
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index 8396b5b7e912..f6601563aa69 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -95,38 +95,9 @@ static void omap_uart_enable_wakeup(struct device *dev, bool enable)
                 omap_hwmod_disable_wakeup(od->hwmods[0]);
 }
 
-/*
- * Errata i291: [UART]:Cannot Acknowledge Idle Requests
- * in Smartidle Mode When Configured for DMA Operations.
- * WA: configure uart in force idle mode.
- */
-static void omap_uart_set_noidle(struct device *dev)
-{
-        struct platform_device *pdev = to_platform_device(dev);
-        struct omap_device *od = to_omap_device(pdev);
-
-        omap_hwmod_set_slave_idlemode(od->hwmods[0], HWMOD_IDLEMODE_NO);
-}
-
-static void omap_uart_set_smartidle(struct device *dev)
-{
-        struct platform_device *pdev = to_platform_device(dev);
-        struct omap_device *od = to_omap_device(pdev);
-        u8 idlemode;
-
-        if (od->hwmods[0]->class->sysc->idlemodes & SIDLE_SMART_WKUP)
-                idlemode = HWMOD_IDLEMODE_SMART_WKUP;
-        else
-                idlemode = HWMOD_IDLEMODE_SMART;
-
-        omap_hwmod_set_slave_idlemode(od->hwmods[0], idlemode);
-}
-
 #else
 static void omap_uart_enable_wakeup(struct device *dev, bool enable)
 {}
-static void omap_uart_set_noidle(struct device *dev) {}
-static void omap_uart_set_smartidle(struct device *dev) {}
 #endif /* CONFIG_PM */
 
 #ifdef CONFIG_OMAP_MUX
@@ -299,8 +270,6 @@ void __init omap_serial_init_port(struct omap_board_data *bdata,
         omap_up.uartclk = OMAP24XX_BASE_BAUD * 16;
         omap_up.flags = UPF_BOOT_AUTOCONF;
         omap_up.get_context_loss_count = omap_pm_get_dev_context_loss_count;
-        omap_up.set_forceidle = omap_uart_set_smartidle;
-        omap_up.set_noidle = omap_uart_set_noidle;
         omap_up.enable_wakeup = omap_uart_enable_wakeup;
         omap_up.dma_rx_buf_size = info->dma_rx_buf_size;
         omap_up.dma_rx_timeout = info->dma_rx_timeout;
diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c
index b97fd672e89d..f8a6db9239bf 100644
--- a/arch/arm/mach-orion5x/common.c
+++ b/arch/arm/mach-orion5x/common.c
@@ -199,13 +199,6 @@ void __init orion5x_init_early(void)
 
         orion_time_set_base(TIMER_VIRT_BASE);
 
-        /*
-         * Some Orion5x devices allocate their coherent buffers from atomic
-         * context. Increase size of atomic coherent pool to make sure such
-         * the allocations won't fail.
-         */
-        init_dma_coherent_pool_size(SZ_1M);
-
         /* Initialize the MBUS driver */
         orion5x_pcie_id(&dev, &rev);
         if (dev == MV88F5281_DEV_ID)
diff --git a/arch/arm/mach-tegra/tegra2_emc.c b/arch/arm/mach-tegra/tegra2_emc.c
index 9e8bdfa2b369..31e69a019bdd 100644
--- a/arch/arm/mach-tegra/tegra2_emc.c
+++ b/arch/arm/mach-tegra/tegra2_emc.c
@@ -307,11 +307,6 @@ static int tegra_emc_probe(struct platform_device *pdev)
         }
 
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-        if (!res) {
-                dev_err(&pdev->dev, "missing register base\n");
-                return -ENOMEM;
-        }
-
         emc_regbase = devm_ioremap_resource(&pdev->dev, res);
         if (IS_ERR(emc_regbase))
                 return PTR_ERR(emc_regbase);
diff --git a/arch/arm/mach-ux500/Kconfig b/arch/arm/mach-ux500/Kconfig
index 6a4387e39df8..b19b07204aaf 100644
--- a/arch/arm/mach-ux500/Kconfig
+++ b/arch/arm/mach-ux500/Kconfig
@@ -51,6 +51,7 @@ config MACH_MOP500
         bool "U8500 Development platform, MOP500 versions"
         select I2C
         select I2C_NOMADIK
+        select REGULATOR
         select REGULATOR_FIXED_VOLTAGE
         select SOC_BUS
         select UX500_SOC_DB8500
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c
index 3cd555ac6d0a..78389de94dde 100644
--- a/arch/arm/mach-ux500/board-mop500.c
+++ b/arch/arm/mach-ux500/board-mop500.c
@@ -623,7 +623,7 @@ static void __init mop500_init_machine(void)
         sdi0_reg_info.gpios[0].gpio = GPIO_SDMMC_1V8_3V_SEL;
 
         mop500_pinmaps_init();
-        parent = u8500_init_devices(&ab8500_platdata);
+        parent = u8500_init_devices();
 
         for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
                 mop500_platform_devs[i]->dev.parent = parent;
@@ -660,7 +660,7 @@ static void __init snowball_init_machine(void)
         sdi0_reg_info.gpios[0].gpio = SNOWBALL_SDMMC_1V8_3V_GPIO;
 
         snowball_pinmaps_init();
-        parent = u8500_init_devices(&ab8500_platdata);
+        parent = u8500_init_devices();
 
         for (i = 0; i < ARRAY_SIZE(snowball_platform_devs); i++)
                 snowball_platform_devs[i]->dev.parent = parent;
@@ -698,7 +698,7 @@ static void __init hrefv60_init_machine(void)
         sdi0_reg_info.gpios[0].gpio = HREFV60_SDMMC_1V8_3V_GPIO;
 
         hrefv60_pinmaps_init();
-        parent = u8500_init_devices(&ab8500_platdata);
+        parent = u8500_init_devices();
 
         for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
                 mop500_platform_devs[i]->dev.parent = parent;
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index e90b5ab23b6d..46cca52890bc 100644
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -206,7 +206,7 @@ static struct device * __init db8500_soc_device_init(void)
 /*
  * This function is called from the board init
  */
-struct device * __init u8500_init_devices(struct ab8500_platform_data *ab8500)
+struct device * __init u8500_init_devices(void)
 {
         struct device *parent;
         int i;
@@ -220,8 +220,6 @@ struct device * __init u8500_init_devices(struct ab8500_platform_data *ab8500)
         for (i = 0; i < ARRAY_SIZE(platform_devs); i++)
                 platform_devs[i]->dev.parent = parent;
 
-        db8500_prcmu_device.dev.platform_data = ab8500;
-
         platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs));
 
         return parent;
@@ -278,7 +276,7 @@ static struct of_dev_auxdata u8500_auxdata_lookup[] __initdata = {
         OF_DEV_AUXDATA("st,nomadik-i2c", 0x8012a000, "nmk-i2c.4", NULL),
         OF_DEV_AUXDATA("stericsson,db8500-prcmu", 0x80157000, "db8500-prcmu",
                         &db8500_prcmu_pdata),
-        OF_DEV_AUXDATA("smsc,lan9115", 0x50000000, "smsc911x", NULL),
+        OF_DEV_AUXDATA("smsc,lan9115", 0x50000000, "smsc911x.0", NULL),
         /* Requires device name bindings. */
         OF_DEV_AUXDATA("stericsson,nmk-pinctrl", U8500_PRCMU_BASE,
                 "pinctrl-db8500", NULL),
diff --git a/arch/arm/mach-ux500/setup.h b/arch/arm/mach-ux500/setup.h
index bddce2b49372..cad3ca86c540 100644
--- a/arch/arm/mach-ux500/setup.h
+++ b/arch/arm/mach-ux500/setup.h
@@ -18,7 +18,7 @@
 void __init ux500_map_io(void);
 extern void __init u8500_map_io(void);
 
-extern struct device * __init u8500_init_devices(struct ab8500_platform_data *ab8500);
+extern struct device * __init u8500_init_devices(void);
 
 extern void __init ux500_init_irq(void);
 extern void __init ux500_init_late(void);
diff --git a/arch/arm/mach-vt8500/vt8500.c b/arch/arm/mach-vt8500/vt8500.c
index 1dd281efc020..f5c33df7a597 100644
--- a/arch/arm/mach-vt8500/vt8500.c
+++ b/arch/arm/mach-vt8500/vt8500.c
@@ -173,6 +173,7 @@ static const char * const vt8500_dt_compat[] = {
         "wm,wm8505",
         "wm,wm8750",
         "wm,wm8850",
+        NULL
 };
 
 DT_MACHINE_START(WMT_DT, "VIA/Wondermedia SoC (Device Tree Support)")
diff --git a/arch/arm/plat-orion/common.c b/arch/arm/plat-orion/common.c
index 251f827271e9..c019b7aaf776 100644
--- a/arch/arm/plat-orion/common.c
+++ b/arch/arm/plat-orion/common.c
@@ -383,7 +383,7 @@ static struct resource orion_ge10_shared_resources[] = {
 
 static struct platform_device orion_ge10_shared = {
         .name           = MV643XX_ETH_SHARED_NAME,
-        .id             = 1,
+        .id             = 2,
         .dev            = {
                 .platform_data  = &orion_ge10_shared_data,
         },
@@ -398,8 +398,8 @@ static struct resource orion_ge10_resources[] = {
 
 static struct platform_device orion_ge10 = {
         .name           = MV643XX_ETH_NAME,
-        .id             = 1,
-        .num_resources  = 2,
+        .id             = 2,
+        .num_resources  = 1,
         .resource       = orion_ge10_resources,
         .dev            = {
                 .coherent_dma_mask      = DMA_BIT_MASK(32),
@@ -432,7 +432,7 @@ static struct resource orion_ge11_shared_resources[] = {
 
 static struct platform_device orion_ge11_shared = {
         .name           = MV643XX_ETH_SHARED_NAME,
-        .id             = 1,
+        .id             = 3,
         .dev            = {
                 .platform_data  = &orion_ge11_shared_data,
         },
@@ -447,8 +447,8 @@ static struct resource orion_ge11_resources[] = {
 
 static struct platform_device orion_ge11 = {
         .name           = MV643XX_ETH_NAME,
-        .id             = 1,
-        .num_resources  = 2,
+        .id             = 3,
+        .num_resources  = 1,
         .resource       = orion_ge11_resources,
         .dev            = {
                 .coherent_dma_mask      = DMA_BIT_MASK(32),
diff --git a/arch/arm/plat-orion/include/plat/common.h b/arch/arm/plat-orion/include/plat/common.h
index e06fc5fefa14..d9a24f605a2b 100644
--- a/arch/arm/plat-orion/include/plat/common.h
+++ b/arch/arm/plat-orion/include/plat/common.h
@@ -10,6 +10,7 @@
 
 #ifndef __PLAT_COMMON_H
 #include <linux/mv643xx_eth.h>
+#include <linux/platform_data/usb-ehci-orion.h>
 
 struct dsa_platform_data;
 struct mv_sata_platform_data;
diff --git a/arch/arm/plat-samsung/adc.c b/arch/arm/plat-samsung/adc.c
index ca07cb1b155a..79690f2f6d3f 100644
--- a/arch/arm/plat-samsung/adc.c
+++ b/arch/arm/plat-samsung/adc.c
@@ -381,11 +381,6 @@ static int s3c_adc_probe(struct platform_device *pdev)
         }
 
         regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-        if (!regs) {
-                dev_err(dev, "failed to find registers\n");
-                return -ENXIO;
-        }
-
         adc->regs = devm_ioremap_resource(dev, regs);
         if (IS_ERR(adc->regs))
                 return PTR_ERR(adc->regs);
diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c
index d30042e39974..13609e01f4b7 100644
--- a/arch/arm/xen/enlighten.c
+++ b/arch/arm/xen/enlighten.c
@@ -152,11 +152,12 @@ int xen_unmap_domain_mfn_range(struct vm_area_struct *vma,
 }
 EXPORT_SYMBOL_GPL(xen_unmap_domain_mfn_range);
 
-static int __init xen_secondary_init(unsigned int cpu)
+static void __init xen_percpu_init(void *unused)
 {
         struct vcpu_register_vcpu_info info;
         struct vcpu_info *vcpup;
         int err;
+        int cpu = get_cpu();
 
         pr_info("Xen: initializing cpu%d\n", cpu);
         vcpup = per_cpu_ptr(xen_vcpu_info, cpu);
@@ -165,14 +166,10 @@ static int __init xen_secondary_init(unsigned int cpu)
         info.offset = offset_in_page(vcpup);
 
         err = HYPERVISOR_vcpu_op(VCPUOP_register_vcpu_info, cpu, &info);
-        if (err) {
-                pr_debug("register_vcpu_info failed: err=%d\n", err);
-        } else {
-                /* This cpu is using the registered vcpu info, even if
-                   later ones fail to. */
-                per_cpu(xen_vcpu, cpu) = vcpup;
-        }
-        return 0;
+        BUG_ON(err);
+        per_cpu(xen_vcpu, cpu) = vcpup;
+
+        enable_percpu_irq(xen_events_irq, 0);
 }
 
 static void xen_restart(char str, const char *cmd)
@@ -208,7 +205,6 @@ static int __init xen_guest_init(void)
         const char *version = NULL;
         const char *xen_prefix = "xen,xen-";
         struct resource res;
-        int i;
 
         node = of_find_compatible_node(NULL, NULL, "xen,xen");
         if (!node) {
@@ -265,19 +261,23 @@ static int __init xen_guest_init(void)
                                                sizeof(struct vcpu_info));
         if (xen_vcpu_info == NULL)
                 return -ENOMEM;
-        for_each_online_cpu(i)
-                xen_secondary_init(i);
 
         gnttab_init();
         if (!xen_initial_domain())
                 xenbus_probe(NULL);
 
+        return 0;
+}
+core_initcall(xen_guest_init);
+
+static int __init xen_pm_init(void)
+{
         pm_power_off = xen_power_off;
         arm_pm_restart = xen_restart;
 
         return 0;
 }
-core_initcall(xen_guest_init);
+subsys_initcall(xen_pm_init);
 
 static irqreturn_t xen_arm_callback(int irq, void *arg)
 {
@@ -285,11 +285,6 @@ static irqreturn_t xen_arm_callback(int irq, void *arg)
         return IRQ_HANDLED;
 }
 
-static __init void xen_percpu_enable_events(void *unused)
-{
-        enable_percpu_irq(xen_events_irq, 0);
-}
-
 static int __init xen_init_events(void)
 {
         if (!xen_domain() || xen_events_irq < 0)
@@ -303,7 +298,7 @@ static int __init xen_init_events(void)
                 return -EINVAL;
         }
 
-        on_each_cpu(xen_percpu_enable_events, NULL, 0);
+        on_each_cpu(xen_percpu_init, NULL, 0);
 
         return 0;
 }