44 files changed, 634 insertions, 421 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index a91009c61870..0063845d2088 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -936,6 +936,7 @@ config ARCH_DAVINCI
 
 config ARCH_OMAP
         bool "TI OMAP"
+        depends on MMU
         select HAVE_CLK
         select ARCH_REQUIRE_GPIOLIB
         select ARCH_HAS_CPUFREQ
diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts
index 5b4506c0a8c4..cdcb98c7e075 100644
--- a/arch/arm/boot/dts/omap3-beagle.dts
+++ b/arch/arm/boot/dts/omap3-beagle.dts
@@ -61,9 +61,9 @@
 };
 
 &mmc2 {
-        status = "disable";
+        status = "disabled";
 };
 
 &mmc3 {
-        status = "disable";
+        status = "disabled";
 };
diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts
index 1efe0c587985..9d8abf0938e0 100644
--- a/arch/arm/boot/dts/omap4-panda.dts
+++ b/arch/arm/boot/dts/omap4-panda.dts
@@ -74,15 +74,15 @@
 };
 
 &mmc2 {
-        status = "disable";
+        status = "disabled";
 };
 
 &mmc3 {
-        status = "disable";
+        status = "disabled";
 };
 
 &mmc4 {
-        status = "disable";
+        status = "disabled";
 };
 
 &mmc5 {
diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts
index d08c4d137280..9b1c13a16c2c 100644
--- a/arch/arm/boot/dts/omap4-sdp.dts
+++ b/arch/arm/boot/dts/omap4-sdp.dts
@@ -147,11 +147,11 @@
 };
 
 &mmc3 {
-        status = "disable";
+        status = "disabled";
 };
 
 &mmc4 {
-        status = "disable";
+        status = "disabled";
 };
 
 &mmc5 {
diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig
index 11828e632532..d3c29b377af9 100644
--- a/arch/arm/configs/omap2plus_defconfig
+++ b/arch/arm/configs/omap2plus_defconfig
@@ -196,6 +196,7 @@ CONFIG_RTC_DRV_TWL4030=y
 CONFIG_EXT2_FS=y
 CONFIG_EXT3_FS=y
 # CONFIG_EXT3_FS_XATTR is not set
+CONFIG_EXT4_FS=y
 CONFIG_QUOTA=y
 CONFIG_QFMT_V2=y
 CONFIG_MSDOS_FS=y
diff --git a/arch/arm/mach-davinci/include/mach/entry-macro.S b/arch/arm/mach-davinci/include/mach/entry-macro.S
index 768b3c060214..cf5f573eb5fd 100644
--- a/arch/arm/mach-davinci/include/mach/entry-macro.S
+++ b/arch/arm/mach-davinci/include/mach/entry-macro.S
@@ -30,12 +30,10 @@
 #endif
 #if defined(CONFIG_CP_INTC)
 1001:           ldr \irqnr, [\base, #0x80] /* get irq number */
+                mov \tmp, \irqnr, lsr #31
                 and \irqnr, \irqnr, #0xff  /* irq is in bits 0-9 */
-                mov \tmp, \irqnr, lsr #3
-                and \tmp, \tmp, #0xfc
-                add \tmp, \tmp, #0x280 /* get the register offset */
-                ldr \irqstat, [\base, \tmp] /* get the intc status */
-                cmp \irqstat, #0x0
+                and \tmp, \tmp, #0x1
+                cmp \tmp, #0x1
 #endif
 1002:
                 .endm
diff --git a/arch/arm/mach-ep93xx/edb93xx.c b/arch/arm/mach-ep93xx/edb93xx.c
index d74c5cddb98b..3bb8e56969a5 100644
--- a/arch/arm/mach-ep93xx/edb93xx.c
+++ b/arch/arm/mach-ep93xx/edb93xx.c
@@ -91,8 +91,8 @@ static void __init edb93xx_register_i2c(void)
                 ep93xx_register_i2c(&edb93xx_i2c_gpio_data,
                                     edb93xxa_i2c_board_info,
                                     ARRAY_SIZE(edb93xxa_i2c_board_info));
-        } else if (machine_is_edb9307() || machine_is_edb9312() ||
-                   machine_is_edb9315()) {
+        } else if (machine_is_edb9302() || machine_is_edb9307()
+                || machine_is_edb9312() || machine_is_edb9315()) {
                 ep93xx_register_i2c(&edb93xx_i2c_gpio_data,
                                     edb93xx_i2c_board_info,
                                     ARRAY_SIZE(edb93xx_i2c_board_info));
diff --git a/arch/arm/mach-mxs/module-tx28.c b/arch/arm/mach-mxs/module-tx28.c
index 9a7b08b2a925..0f71f82101cc 100644
--- a/arch/arm/mach-mxs/module-tx28.c
+++ b/arch/arm/mach-mxs/module-tx28.c
@@ -11,7 +11,7 @@
 #include <linux/gpio.h>
 
 #include <mach/iomux-mx28.h>
-#include "../devices-mx28.h"
+#include "devices-mx28.h"
 
 #include "module-tx28.h"
 
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 4cf5142f22cc..2f4ace6f91d1 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -35,6 +35,7 @@ config ARCH_OMAP3
         select CPU_V7
         select USB_ARCH_HAS_EHCI if USB_SUPPORT
         select ARCH_HAS_OPP
+        select PM_RUNTIME if CPU_IDLE
         select PM_OPP if PM
         select ARM_CPU_SUSPEND if PM
         select MULTI_IRQ_HANDLER
@@ -52,6 +53,7 @@ config ARCH_OMAP4
         select PL310_ERRATA_727915
         select ARM_ERRATA_720789
         select ARCH_HAS_OPP
+        select PM_RUNTIME if CPU_IDLE
         select PM_OPP if PM
         select USB_ARCH_HAS_EHCI if USB_SUPPORT
         select ARM_CPU_SUSPEND if PM
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index fa742f3c2629..6be43ac5c35c 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -66,9 +66,7 @@ ifeq ($(CONFIG_PM),y)
 obj-$(CONFIG_ARCH_OMAP2)                += pm24xx.o
 obj-$(CONFIG_ARCH_OMAP2)                += sleep24xx.o
 obj-$(CONFIG_ARCH_OMAP3)                += pm34xx.o sleep34xx.o
-obj-$(CONFIG_ARCH_OMAP3)                += cpuidle34xx.o
 obj-$(CONFIG_ARCH_OMAP4)                += pm44xx.o omap-mpuss-lowpower.o
-obj-$(CONFIG_ARCH_OMAP4)                += cpuidle44xx.o
 obj-$(CONFIG_PM_DEBUG)                  += pm-debug.o
 obj-$(CONFIG_OMAP_SMARTREFLEX)          += sr_device.o smartreflex.o
 obj-$(CONFIG_OMAP_SMARTREFLEX_CLASS3)   += smartreflex-class3.o
@@ -82,6 +80,11 @@ endif
 
 endif
 
+ifeq ($(CONFIG_CPU_IDLE),y)
+obj-$(CONFIG_ARCH_OMAP3)                += cpuidle34xx.o
+obj-$(CONFIG_ARCH_OMAP4)                += cpuidle44xx.o
+endif
+
 # PRCM
 obj-y                                   += prm_common.o
 obj-$(CONFIG_ARCH_OMAP2)                += prcm.o cm2xxx_3xxx.o prm2xxx_3xxx.o
diff --git a/arch/arm/mach-omap2/am35xx-emac.c b/arch/arm/mach-omap2/am35xx-emac.c
index 447682c4e11c..2c90ac686686 100644
--- a/arch/arm/mach-omap2/am35xx-emac.c
+++ b/arch/arm/mach-omap2/am35xx-emac.c
@@ -15,27 +15,13 @@
  * General Public License for more details.
  */
 
-#include <linux/clk.h>
+#include <linux/err.h>
 #include <linux/davinci_emac.h>
-#include <linux/platform_device.h>
-#include <plat/irqs.h>
+#include <asm/system.h>
+#include <plat/omap_device.h>
 #include <mach/am35xx.h>
-
 #include "control.h"
-
-static struct mdio_platform_data am35xx_emac_mdio_pdata;
-
-static struct resource am35xx_emac_mdio_resources[] = {
-        DEFINE_RES_MEM(AM35XX_IPSS_EMAC_BASE + AM35XX_EMAC_MDIO_OFFSET, SZ_4K),
-};
-
-static struct platform_device am35xx_emac_mdio_device = {
-        .name           = "davinci_mdio",
-        .id             = 0,
-        .num_resources  = ARRAY_SIZE(am35xx_emac_mdio_resources),
-        .resource       = am35xx_emac_mdio_resources,
-        .dev.platform_data = &am35xx_emac_mdio_pdata,
-};
+#include "am35xx-emac.h"
 
 static void am35xx_enable_emac_int(void)
 {
@@ -69,41 +55,57 @@ static struct emac_platform_data am35xx_emac_pdata = {
         .interrupt_disable      = am35xx_disable_emac_int,
 };
 
-static struct resource am35xx_emac_resources[] = {
-        DEFINE_RES_MEM(AM35XX_IPSS_EMAC_BASE, 0x30000),
-        DEFINE_RES_IRQ(INT_35XX_EMAC_C0_RXTHRESH_IRQ),
-        DEFINE_RES_IRQ(INT_35XX_EMAC_C0_RX_PULSE_IRQ),
-        DEFINE_RES_IRQ(INT_35XX_EMAC_C0_TX_PULSE_IRQ),
-        DEFINE_RES_IRQ(INT_35XX_EMAC_C0_MISC_PULSE_IRQ),
-};
+static struct mdio_platform_data am35xx_mdio_pdata;
 
-static struct platform_device am35xx_emac_device = {
-        .name           = "davinci_emac",
-        .id             = -1,
-        .num_resources  = ARRAY_SIZE(am35xx_emac_resources),
-        .resource       = am35xx_emac_resources,
-        .dev            = {
-                .platform_data  = &am35xx_emac_pdata,
-        },
-};
+static int __init omap_davinci_emac_dev_init(struct omap_hwmod *oh,
+                void *pdata, int pdata_len)
+{
+        struct platform_device *pdev;
+
+        pdev = omap_device_build(oh->class->name, 0, oh, pdata, pdata_len,
+                                 NULL, 0, false);
+        if (IS_ERR(pdev)) {
+                WARN(1, "Can't build omap_device for %s:%s.\n",
+                     oh->class->name, oh->name);
+                return PTR_ERR(pdev);
+        }
+
+        return 0;
+}
 
 void __init am35xx_emac_init(unsigned long mdio_bus_freq, u8 rmii_en)
 {
+        struct omap_hwmod *oh;
         u32 v;
-        int err;
+        int ret;
 
-        am35xx_emac_pdata.rmii_en = rmii_en;
-        am35xx_emac_mdio_pdata.bus_freq = mdio_bus_freq;
-        err = platform_device_register(&am35xx_emac_device);
-        if (err) {
-                pr_err("AM35x: failed registering EMAC device: %d\n", err);
+        oh = omap_hwmod_lookup("davinci_mdio");
+        if (!oh) {
+                pr_err("Could not find davinci_mdio hwmod\n");
+                return;
+        }
+
+        am35xx_mdio_pdata.bus_freq = mdio_bus_freq;
+
+        ret = omap_davinci_emac_dev_init(oh, &am35xx_mdio_pdata,
+                                         sizeof(am35xx_mdio_pdata));
+        if (ret) {
+                pr_err("Could not build davinci_mdio hwmod device\n");
                 return;
         }
 
-        err = platform_device_register(&am35xx_emac_mdio_device);
-        if (err) {
-                pr_err("AM35x: failed registering EMAC MDIO device: %d\n", err);
-                platform_device_unregister(&am35xx_emac_device);
+        oh = omap_hwmod_lookup("davinci_emac");
+        if (!oh) {
+                pr_err("Could not find davinci_emac hwmod\n");
+                return;
+        }
+
+        am35xx_emac_pdata.rmii_en = rmii_en;
+
+        ret = omap_davinci_emac_dev_init(oh, &am35xx_emac_pdata,
+                                         sizeof(am35xx_emac_pdata));
+        if (ret) {
+                pr_err("Could not build davinci_emac hwmod device\n");
                 return;
         }
 
diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c
index 99ca6bad5c30..0dac4db01139 100644
--- a/arch/arm/mach-omap2/board-2430sdp.c
+++ b/arch/arm/mach-omap2/board-2430sdp.c
@@ -218,9 +218,6 @@ static struct twl4030_gpio_platform_data sdp2430_gpio_data = {
 };
 
 static struct twl4030_platform_data sdp2430_twldata = {
-        .irq_base       = TWL4030_IRQ_BASE,
-        .irq_end        = TWL4030_IRQ_END,
-
         /* platform_data for children goes here */
         .gpio           = &sdp2430_gpio_data,
         .vmmc1          = &sdp2430_vmmc1,
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 580fd17208da..6202fc76e490 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -433,7 +433,7 @@ static struct platform_device *omap3_beagle_devices[] __initdata = {
 
 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
 
-        .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
+        .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
         .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
         .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
 
diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c
index 932e1778aff9..fca93d1afd43 100644
--- a/arch/arm/mach-omap2/board-omap3logic.c
+++ b/arch/arm/mach-omap2/board-omap3logic.c
@@ -93,9 +93,6 @@ static struct twl4030_usb_data omap3logic_usb_data = {
 
 
 static struct twl4030_platform_data omap3logic_twldata = {
-        .irq_base       = TWL4030_IRQ_BASE,
-        .irq_end        = TWL4030_IRQ_END,
-
         /* platform_data for children goes here */
         .gpio           = &omap3logic_gpio_data,
         .vmmc1          = &omap3logic_vmmc1,
diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c
index 1efdec236ae8..a67aaa97dcd8 100644
--- a/arch/arm/mach-omap2/clock3xxx_data.c
+++ b/arch/arm/mach-omap2/clock3xxx_data.c
@@ -2490,13 +2490,13 @@ static struct clk uart4_fck = {
 };
 
 static struct clk uart4_fck_am35xx = {
-        .name           = "uart4_fck",
-        .ops            = &clkops_omap2_dflt_wait,
-        .parent         = &per_48m_fck,
-        .enable_reg     = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
-        .enable_bit     = OMAP3430_EN_UART4_SHIFT,
-        .clkdm_name     = "core_l4_clkdm",
-        .recalc         = &followparent_recalc,
+        .name           = "uart4_fck",
+        .ops            = &clkops_omap2_dflt_wait,
+        .parent         = &core_48m_fck,
+        .enable_reg     = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
+        .enable_bit     = AM35XX_EN_UART4_SHIFT,
+        .clkdm_name     = "core_l4_clkdm",
+        .recalc         = &followparent_recalc,
 };
 
 static struct clk gpt2_fck = {
@@ -3201,8 +3201,12 @@ static struct clk vpfe_fck = {
 };
 
 /*
- * The UART1/2 functional clock acts as the functional
- * clock for UART4. No separate fclk control available.
+ * The UART1/2 functional clock acts as the functional clock for
+ * UART4. No separate fclk control available.  XXX Well now we have a
+ * uart4_fck that is apparently used as the UART4 functional clock,
+ * but it also seems that uart1_fck or uart2_fck are still needed, at
+ * least for UART4 softresets to complete.  This really needs
+ * clarification.
  */
 static struct clk uart4_ick_am35xx = {
         .name           = "uart4_ick",
@@ -3474,12 +3478,12 @@ static struct omap_clk omap3xxx_clks[] = {
         CLK(NULL,       "ipss_ick",     &ipss_ick,      CK_AM35XX),
         CLK(NULL,       "rmii_ck",      &rmii_ck,       CK_AM35XX),
         CLK(NULL,       "pclk_ck",      &pclk_ck,       CK_AM35XX),
-        CLK("davinci_emac",     NULL,   &emac_ick,      CK_AM35XX),
+        CLK("davinci_emac.0",   NULL,   &emac_ick,      CK_AM35XX),
         CLK("davinci_mdio.0",   NULL,   &emac_fck,      CK_AM35XX),
         CLK("vpfe-capture",     "master",       &vpfe_ick,      CK_AM35XX),
         CLK("vpfe-capture",     "slave",        &vpfe_fck,      CK_AM35XX),
-        CLK("musb-am35x",       "ick",          &hsotgusb_ick_am35xx,   CK_AM35XX),
-        CLK("musb-am35x",       "fck",          &hsotgusb_fck_am35xx,   CK_AM35XX),
+        CLK(NULL,       "hsotgusb_ick",         &hsotgusb_ick_am35xx,   CK_AM35XX),
+        CLK(NULL,       "hsotgusb_fck",         &hsotgusb_fck_am35xx,   CK_AM35XX),
         CLK(NULL,       "hecc_ck",      &hecc_ck,       CK_AM35XX),
         CLK(NULL,       "uart4_ick",    &uart4_ick_am35xx,      CK_AM35XX),
         CLK("omap_timer.1",     "32k_ck",       &omap_32k_fck,  CK_3XXX),
diff --git a/arch/arm/mach-omap2/clockdomains3xxx_data.c b/arch/arm/mach-omap2/clockdomains3xxx_data.c
index 6038adb97710..8e35080026d3 100644
--- a/arch/arm/mach-omap2/clockdomains3xxx_data.c
+++ b/arch/arm/mach-omap2/clockdomains3xxx_data.c
@@ -59,6 +59,12 @@ static struct clkdm_dep gfx_sgx_3xxx_wkdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep gfx_sgx_am35x_wkdeps[] = {
+        { .clkdm_name = "mpu_clkdm" },
+        { .clkdm_name = "wkup_clkdm" },
+        { NULL },
+};
+
 /* 3430: PM_WKDEP_PER: CORE, IVA2, MPU, WKUP */
 static struct clkdm_dep per_wkdeps[] = {
         { .clkdm_name = "core_l3_clkdm" },
@@ -69,6 +75,14 @@ static struct clkdm_dep per_wkdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep per_am35x_wkdeps[] = {
+        { .clkdm_name = "core_l3_clkdm" },
+        { .clkdm_name = "core_l4_clkdm" },
+        { .clkdm_name = "mpu_clkdm" },
+        { .clkdm_name = "wkup_clkdm" },
+        { NULL },
+};
+
 /* 3430ES2: PM_WKDEP_USBHOST: CORE, IVA2, MPU, WKUP */
 static struct clkdm_dep usbhost_wkdeps[] = {
         { .clkdm_name = "core_l3_clkdm" },
@@ -79,6 +93,14 @@ static struct clkdm_dep usbhost_wkdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep usbhost_am35x_wkdeps[] = {
+        { .clkdm_name = "core_l3_clkdm" },
+        { .clkdm_name = "core_l4_clkdm" },
+        { .clkdm_name = "mpu_clkdm" },
+        { .clkdm_name = "wkup_clkdm" },
+        { NULL },
+};
+
 /* 3430 PM_WKDEP_MPU: CORE, IVA2, DSS, PER */
 static struct clkdm_dep mpu_3xxx_wkdeps[] = {
         { .clkdm_name = "core_l3_clkdm" },
@@ -89,6 +111,14 @@ static struct clkdm_dep mpu_3xxx_wkdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep mpu_am35x_wkdeps[] = {
+        { .clkdm_name = "core_l3_clkdm" },
+        { .clkdm_name = "core_l4_clkdm" },
+        { .clkdm_name = "dss_clkdm" },
+        { .clkdm_name = "per_clkdm" },
+        { NULL },
+};
+
 /* 3430 PM_WKDEP_IVA2: CORE, MPU, WKUP, DSS, PER */
 static struct clkdm_dep iva2_wkdeps[] = {
         { .clkdm_name = "core_l3_clkdm" },
@@ -116,6 +146,12 @@ static struct clkdm_dep dss_wkdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep dss_am35x_wkdeps[] = {
+        { .clkdm_name = "mpu_clkdm" },
+        { .clkdm_name = "wkup_clkdm" },
+        { NULL },
+};
+
 /* 3430: PM_WKDEP_NEON: MPU */
 static struct clkdm_dep neon_wkdeps[] = {
         { .clkdm_name = "mpu_clkdm" },
@@ -131,6 +167,11 @@ static struct clkdm_dep dss_sleepdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep dss_am35x_sleepdeps[] = {
+        { .clkdm_name = "mpu_clkdm" },
+        { NULL },
+};
+
 /* 3430: CM_SLEEPDEP_PER: MPU, IVA */
 static struct clkdm_dep per_sleepdeps[] = {
         { .clkdm_name = "mpu_clkdm" },
@@ -138,6 +179,11 @@ static struct clkdm_dep per_sleepdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep per_am35x_sleepdeps[] = {
+        { .clkdm_name = "mpu_clkdm" },
+        { NULL },
+};
+
 /* 3430ES2: CM_SLEEPDEP_USBHOST: MPU, IVA */
 static struct clkdm_dep usbhost_sleepdeps[] = {
         { .clkdm_name = "mpu_clkdm" },
@@ -145,6 +191,11 @@ static struct clkdm_dep usbhost_sleepdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep usbhost_am35x_sleepdeps[] = {
+        { .clkdm_name = "mpu_clkdm" },
+        { NULL },
+};
+
 /* 3430: CM_SLEEPDEP_CAM: MPU */
 static struct clkdm_dep cam_sleepdeps[] = {
         { .clkdm_name = "mpu_clkdm" },
@@ -175,6 +226,15 @@ static struct clockdomain mpu_3xxx_clkdm = {
         .clktrctrl_mask = OMAP3430_CLKTRCTRL_MPU_MASK,
 };
 
+static struct clockdomain mpu_am35x_clkdm = {
+        .name           = "mpu_clkdm",
+        .pwrdm          = { .name = "mpu_pwrdm" },
+        .flags          = CLKDM_CAN_HWSUP | CLKDM_CAN_FORCE_WAKEUP,
+        .dep_bit        = OMAP3430_EN_MPU_SHIFT,
+        .wkdep_srcs     = mpu_am35x_wkdeps,
+        .clktrctrl_mask = OMAP3430_CLKTRCTRL_MPU_MASK,
+};
+
 static struct clockdomain neon_clkdm = {
         .name           = "neon_clkdm",
         .pwrdm          = { .name = "neon_pwrdm" },
@@ -210,6 +270,15 @@ static struct clockdomain sgx_clkdm = {
         .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_SGX_MASK,
 };
 
+static struct clockdomain sgx_am35x_clkdm = {
+        .name           = "sgx_clkdm",
+        .pwrdm          = { .name = "sgx_pwrdm" },
+        .flags          = CLKDM_CAN_HWSUP_SWSUP,
+        .wkdep_srcs     = gfx_sgx_am35x_wkdeps,
+        .sleepdep_srcs  = gfx_sgx_sleepdeps,
+        .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_SGX_MASK,
+};
+
 /*
  * The die-to-die clockdomain was documented in the 34xx ES1 TRM, but
  * then that information was removed from the 34xx ES2+ TRM.  It is
@@ -261,6 +330,16 @@ static struct clockdomain dss_3xxx_clkdm = {
         .clktrctrl_mask = OMAP3430_CLKTRCTRL_DSS_MASK,
 };
 
+static struct clockdomain dss_am35x_clkdm = {
+        .name           = "dss_clkdm",
+        .pwrdm          = { .name = "dss_pwrdm" },
+        .flags          = CLKDM_CAN_HWSUP_SWSUP,
+        .dep_bit        = OMAP3430_PM_WKDEP_MPU_EN_DSS_SHIFT,
+        .wkdep_srcs     = dss_am35x_wkdeps,
+        .sleepdep_srcs  = dss_am35x_sleepdeps,
+        .clktrctrl_mask = OMAP3430_CLKTRCTRL_DSS_MASK,
+};
+
 static struct clockdomain cam_clkdm = {
         .name           = "cam_clkdm",
         .pwrdm          = { .name = "cam_pwrdm" },
@@ -279,6 +358,15 @@ static struct clockdomain usbhost_clkdm = {
         .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_USBHOST_MASK,
 };
 
+static struct clockdomain usbhost_am35x_clkdm = {
+        .name           = "usbhost_clkdm",
+        .pwrdm          = { .name = "core_pwrdm" },
+        .flags          = CLKDM_CAN_HWSUP_SWSUP,
+        .wkdep_srcs     = usbhost_am35x_wkdeps,
+        .sleepdep_srcs  = usbhost_am35x_sleepdeps,
+        .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_USBHOST_MASK,
+};
+
 static struct clockdomain per_clkdm = {
         .name           = "per_clkdm",
         .pwrdm          = { .name = "per_pwrdm" },
@@ -289,6 +377,16 @@ static struct clockdomain per_clkdm = {
         .clktrctrl_mask = OMAP3430_CLKTRCTRL_PER_MASK,
 };
 
+static struct clockdomain per_am35x_clkdm = {
+        .name           = "per_clkdm",
+        .pwrdm          = { .name = "per_pwrdm" },
+        .flags          = CLKDM_CAN_HWSUP_SWSUP,
+        .dep_bit        = OMAP3430_EN_PER_SHIFT,
+        .wkdep_srcs     = per_am35x_wkdeps,
+        .sleepdep_srcs  = per_am35x_sleepdeps,
+        .clktrctrl_mask = OMAP3430_CLKTRCTRL_PER_MASK,
+};
+
 /*
  * Disable hw supervised mode for emu_clkdm, because emu_pwrdm is
  * switched of even if sdti is in use
@@ -341,31 +439,44 @@ static struct clkdm_autodep clkdm_autodeps[] = {
         }
 };
 
+static struct clkdm_autodep clkdm_am35x_autodeps[] = {
+        {
+                .clkdm = { .name = "mpu_clkdm" },
+        },
+        {
+                .clkdm = { .name = NULL },
+        }
+};
+
 /*
  *
  */
 
-static struct clockdomain *clockdomains_omap3430_common[] __initdata = {
+static struct clockdomain *clockdomains_common[] __initdata = {
         &wkup_common_clkdm,
         &cm_common_clkdm,
         &prm_common_clkdm,
-        &mpu_3xxx_clkdm,
         &neon_clkdm,
-        &iva2_clkdm,
-        &d2d_clkdm,
         &core_l3_3xxx_clkdm,
         &core_l4_3xxx_clkdm,
-        &dss_3xxx_clkdm,
-        &cam_clkdm,
-        &per_clkdm,
         &emu_clkdm,
         &dpll1_clkdm,
-        &dpll2_clkdm,
         &dpll3_clkdm,
         &dpll4_clkdm,
         NULL
 };
 
+static struct clockdomain *clockdomains_omap3430[] __initdata = {
+        &mpu_3xxx_clkdm,
+        &iva2_clkdm,
+        &d2d_clkdm,
+        &dss_3xxx_clkdm,
+        &cam_clkdm,
+        &per_clkdm,
+        &dpll2_clkdm,
+        NULL
+};
+
 static struct clockdomain *clockdomains_omap3430es1[] __initdata = {
         &gfx_3430es1_clkdm,
         NULL,
@@ -378,21 +489,41 @@ static struct clockdomain *clockdomains_omap3430es2plus[] __initdata = {
         NULL,
 };
 
+static struct clockdomain *clockdomains_am35x[] __initdata = {
+        &mpu_am35x_clkdm,
+        &sgx_am35x_clkdm,
+        &dss_am35x_clkdm,
+        &per_am35x_clkdm,
+        &usbhost_am35x_clkdm,
+        &dpll5_clkdm,
+        NULL
+};
+
 void __init omap3xxx_clockdomains_init(void)
 {
         struct clockdomain **sc;
+        unsigned int rev;
 
         if (!cpu_is_omap34xx())
                 return;
 
         clkdm_register_platform_funcs(&omap3_clkdm_operations);
-        clkdm_register_clkdms(clockdomains_omap3430_common);
+        clkdm_register_clkdms(clockdomains_common);
 
-        sc = (omap_rev() == OMAP3430_REV_ES1_0) ? clockdomains_omap3430es1 :
-                clockdomains_omap3430es2plus;
+        rev = omap_rev();
 
-        clkdm_register_clkdms(sc);
+        if (rev == AM35XX_REV_ES1_0 || rev == AM35XX_REV_ES1_1) {
+                clkdm_register_clkdms(clockdomains_am35x);
+                clkdm_register_autodeps(clkdm_am35x_autodeps);
+        } else {
+                clkdm_register_clkdms(clockdomains_omap3430);
+
+                sc = (rev == OMAP3430_REV_ES1_0) ?
+                        clockdomains_omap3430es1 : clockdomains_omap3430es2plus;
+
+                clkdm_register_clkdms(sc);
+                clkdm_register_autodeps(clkdm_autodeps);
+        }
 
-        clkdm_register_autodeps(clkdm_autodeps);
         clkdm_complete_init();
 }
diff --git a/arch/arm/mach-omap2/cm-regbits-34xx.h b/arch/arm/mach-omap2/cm-regbits-34xx.h
index 8083a8cdc55f..766338fe4d34 100644
--- a/arch/arm/mach-omap2/cm-regbits-34xx.h
+++ b/arch/arm/mach-omap2/cm-regbits-34xx.h
@@ -169,8 +169,6 @@
 /* AM35XX specific CM_ICLKEN1_CORE bits */
 #define AM35XX_EN_IPSS_MASK                             (1 << 4)
 #define AM35XX_EN_IPSS_SHIFT                            4
-#define AM35XX_EN_UART4_MASK                            (1 << 23)
-#define AM35XX_EN_UART4_SHIFT                           23
 
 /* CM_ICLKEN2_CORE */
 #define OMAP3430_EN_PKA_MASK                            (1 << 4)
@@ -207,6 +205,8 @@
 #define OMAP3430_ST_DES2_MASK                           (1 << 26)
 #define OMAP3430_ST_MSPRO_SHIFT                         23
 #define OMAP3430_ST_MSPRO_MASK                          (1 << 23)
+#define AM35XX_ST_UART4_SHIFT                           23
+#define AM35XX_ST_UART4_MASK                            (1 << 23)
 #define OMAP3430_ST_HDQ_SHIFT                           22
 #define OMAP3430_ST_HDQ_MASK                            (1 << 22)
 #define OMAP3430ES1_ST_FAC_SHIFT                        8
diff --git a/arch/arm/mach-omap2/common-board-devices.c b/arch/arm/mach-omap2/common-board-devices.c
index 1706ebcec08d..c1875862679f 100644
--- a/arch/arm/mach-omap2/common-board-devices.c
+++ b/arch/arm/mach-omap2/common-board-devices.c
@@ -63,28 +63,30 @@ void __init omap_ads7846_init(int bus_num, int gpio_pendown, int gpio_debounce,
         struct spi_board_info *spi_bi = &ads7846_spi_board_info;
         int err;
 
-        if (board_pdata && board_pdata->get_pendown_state) {
-                err = gpio_request_one(gpio_pendown, GPIOF_IN, "TSPenDown");
-                if (err) {
-                        pr_err("Couldn't obtain gpio for TSPenDown: %d\n", err);
-                        return;
-                }
-                gpio_export(gpio_pendown, 0);
-
-                if (gpio_debounce)
-                        gpio_set_debounce(gpio_pendown, gpio_debounce);
+        err = gpio_request_one(gpio_pendown, GPIOF_IN, "TSPenDown");
+        if (err) {
+                pr_err("Couldn't obtain gpio for TSPenDown: %d\n", err);
+                return;
         }
 
+        if (gpio_debounce)
+                gpio_set_debounce(gpio_pendown, gpio_debounce);
+
         spi_bi->bus_num = bus_num;
         spi_bi->irq     = gpio_to_irq(gpio_pendown);
 
         if (board_pdata) {
                 board_pdata->gpio_pendown = gpio_pendown;
                 spi_bi->platform_data = board_pdata;
+                if (board_pdata->get_pendown_state)
+                        gpio_export(gpio_pendown, 0);
         } else {
                 ads7846_config.gpio_pendown = gpio_pendown;
         }
 
+        if (!board_pdata || (board_pdata && !board_pdata->get_pendown_state))
+                gpio_free(gpio_pendown);
+
         spi_register_board_info(&ads7846_spi_board_info, 1);
 }
 #else
diff --git a/arch/arm/mach-omap2/cpuidle34xx.c b/arch/arm/mach-omap2/cpuidle34xx.c
index 207bc1c7759f..31344528eb54 100644
--- a/arch/arm/mach-omap2/cpuidle34xx.c
+++ b/arch/arm/mach-omap2/cpuidle34xx.c
@@ -36,8 +36,6 @@
 #include "control.h"
 #include "common.h"
 
-#ifdef CONFIG_CPU_IDLE
-
 /* Mach specific information to be recorded in the C-state driver_data */
 struct omap3_idle_statedata {
         u32 mpu_state;
@@ -379,9 +377,3 @@ int __init omap3_idle_init(void)
 
         return 0;
 }
-#else
-int __init omap3_idle_init(void)
-{
-        return 0;
-}
-#endif /* CONFIG_CPU_IDLE */
diff --git a/arch/arm/mach-omap2/cpuidle44xx.c b/arch/arm/mach-omap2/cpuidle44xx.c
index be1617ca84bd..02d15bbd4e35 100644
--- a/arch/arm/mach-omap2/cpuidle44xx.c
+++ b/arch/arm/mach-omap2/cpuidle44xx.c
@@ -22,8 +22,6 @@
 #include "pm.h"
 #include "prm.h"
 
-#ifdef CONFIG_CPU_IDLE
-
 /* Machine specific information */
 struct omap4_idle_statedata {
         u32 cpu_state;
@@ -199,9 +197,3 @@ int __init omap4_idle_init(void)
 
         return 0;
 }
-#else
-int __init omap4_idle_init(void)
-{
-        return 0;
-}
-#endif /* CONFIG_CPU_IDLE */
diff --git a/arch/arm/mach-omap2/include/mach/am35xx.h b/arch/arm/mach-omap2/include/mach/am35xx.h
index f1e13d1ca5e7..95594495fcf6 100644
--- a/arch/arm/mach-omap2/include/mach/am35xx.h
+++ b/arch/arm/mach-omap2/include/mach/am35xx.h
@@ -36,6 +36,8 @@
 #define AM35XX_EMAC_CNTRL_MOD_OFFSET    (0x0)
 #define AM35XX_EMAC_CNTRL_RAM_OFFSET    (0x20000)
 #define AM35XX_EMAC_MDIO_OFFSET         (0x30000)
+#define AM35XX_IPSS_MDIO_BASE           (AM35XX_IPSS_EMAC_BASE + \
+                                                AM35XX_EMAC_MDIO_OFFSET)
 #define AM35XX_EMAC_CNTRL_RAM_SIZE      (0x2000)
 #define AM35XX_EMAC_RAM_ADDR            (AM3517_EMAC_BASE + \
                                                 AM3517_EMAC_CNTRL_RAM_OFFSET)
diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c
index 6038a8c84b74..4c35366c7e4d 100644
--- a/arch/arm/mach-omap2/irq.c
+++ b/arch/arm/mach-omap2/irq.c
@@ -262,7 +262,7 @@ int __init omap_intc_of_init(struct device_node *node,
                              struct device_node *parent)
 {
         struct resource res;
-        u32 nr_irqs = 96;
+        u32 nr_irq = 96;
 
         if (WARN_ON(!node))
                 return -ENODEV;
@@ -272,10 +272,10 @@ int __init omap_intc_of_init(struct device_node *node,
                 return -EINVAL;
         }
 
-        if (of_property_read_u32(node, "ti,intc-size", &nr_irqs))
-                pr_warn("unable to get intc-size, default to %d\n", nr_irqs);
+        if (of_property_read_u32(node, "ti,intc-size", &nr_irq))
+                pr_warn("unable to get intc-size, default to %d\n", nr_irq);
 
-        omap_init_irq(res.start, nr_irqs, of_node_get(node));
+        omap_init_irq(res.start, nr_irq, of_node_get(node));
 
         return 0;
 }
diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c
index 19b8b6774862..6875be837d9f 100644
--- a/arch/arm/mach-omap2/mailbox.c
+++ b/arch/arm/mach-omap2/mailbox.c
@@ -83,8 +83,6 @@ static int omap2_mbox_startup(struct omap_mbox *mbox)
         l = mbox_read_reg(MAILBOX_REVISION);
         pr_debug("omap mailbox rev %d.%d\n", (l & 0xf0) >> 4, (l & 0x0f));
 
-        omap2_mbox_enable_irq(mbox, IRQ_RX);
-
         return 0;
 }
 
diff --git a/arch/arm/mach-omap2/omap-iommu.c b/arch/arm/mach-omap2/omap-iommu.c
index ac49384d0285..1be8bcb52e93 100644
--- a/arch/arm/mach-omap2/omap-iommu.c
+++ b/arch/arm/mach-omap2/omap-iommu.c
@@ -73,19 +73,17 @@ static struct iommu_device omap4_devices[] = {
                         .da_end = 0xFFFFF000,
                 },
         },
-#if defined(CONFIG_MPU_TESLA_IOMMU)
         {
                 .base = OMAP4_MMU2_BASE,
-                .irq = INT_44XX_DSP_MMU,
+                .irq = OMAP44XX_IRQ_TESLA_MMU,
                 .pdata = {
                         .name = "tesla",
                         .nr_tlb_entries = 32,
-                        .clk_name = "tesla_ick",
+                        .clk_name = "dsp_fck",
                         .da_start = 0x0,
                         .da_end = 0xFFFFF000,
                 },
         },
-#endif
 };
 #define NR_OMAP4_IOMMU_DEVICES ARRAY_SIZE(omap4_devices)
 static struct platform_device *omap4_iommu_pdev[NR_OMAP4_IOMMU_DEVICES];
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index b26d3c9bca16..a8653af19697 100644
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -527,11 +527,27 @@ static struct omap_hwmod omap36xx_uart4_hwmod = {
 
 static struct omap_hwmod_irq_info am35xx_uart4_mpu_irqs[] = {
         { .irq = INT_35XX_UART4_IRQ, },
+        { .irq = -1 }
 };
 
 static struct omap_hwmod_dma_info am35xx_uart4_sdma_reqs[] = {
         { .name = "rx", .dma_req = AM35XX_DMA_UART4_RX, },
         { .name = "tx", .dma_req = AM35XX_DMA_UART4_TX, },
+        { .dma_req = -1 }
+};
+
+/*
+ * XXX AM35xx UART4 cannot complete its softreset without uart1_fck or
+ * uart2_fck being enabled.  So we add uart1_fck as an optional clock,
+ * below, and set the HWMOD_CONTROL_OPT_CLKS_IN_RESET.  This really
+ * should not be needed.  The functional clock structure of the AM35xx
+ * UART4 is extremely unclear and opaque; it is unclear what the role
+ * of uart1/2_fck is for the UART4.  Any clarification from either
+ * empirical testing or the AM3505/3517 hardware designers would be
+ * most welcome.
+ */
+static struct omap_hwmod_opt_clk am35xx_uart4_opt_clks[] = {
+        { .role = "softreset_uart1_fck", .clk = "uart1_fck" },
 };
 
 static struct omap_hwmod am35xx_uart4_hwmod = {
@@ -543,11 +559,14 @@ static struct omap_hwmod am35xx_uart4_hwmod = {
                 .omap2 = {
                         .module_offs = CORE_MOD,
                         .prcm_reg_id = 1,
-                        .module_bit = OMAP3430_EN_UART4_SHIFT,
+                        .module_bit = AM35XX_EN_UART4_SHIFT,
                         .idlest_reg_id = 1,
-                        .idlest_idle_bit = OMAP3430_EN_UART4_SHIFT,
+                        .idlest_idle_bit = AM35XX_ST_UART4_SHIFT,
                 },
         },
+        .opt_clks       = am35xx_uart4_opt_clks,
+        .opt_clks_cnt   = ARRAY_SIZE(am35xx_uart4_opt_clks),
+        .flags          = HWMOD_CONTROL_OPT_CLKS_IN_RESET,
         .class          = &omap2_uart_class,
 };
 
@@ -1638,25 +1657,20 @@ static struct omap_hwmod omap3xxx_usbhsotg_hwmod = {
 
 /* usb_otg_hs */
 static struct omap_hwmod_irq_info am35xx_usbhsotg_mpu_irqs[] = {
-
         { .name = "mc", .irq = 71 },
         { .irq = -1 }
 };
 
 static struct omap_hwmod_class am35xx_usbotg_class = {
         .name = "am35xx_usbotg",
-        .sysc = NULL,
 };
 
 static struct omap_hwmod am35xx_usbhsotg_hwmod = {
         .name           = "am35x_otg_hs",
         .mpu_irqs       = am35xx_usbhsotg_mpu_irqs,
-        .main_clk       = NULL,
-        .prcm = {
-                .omap2 = {
-                },
-        },
+        .main_clk       = "hsotgusb_fck",
         .class          = &am35xx_usbotg_class,
+        .flags          = HWMOD_NO_IDLEST,
 };
 
 /* MMC/SD/SDIO common */
@@ -2097,9 +2111,10 @@ static struct omap_hwmod_ocp_if omap3xxx_usbhsotg__l3 = {
 static struct omap_hwmod_ocp_if am35xx_usbhsotg__l3 = {
         .master         = &am35xx_usbhsotg_hwmod,
         .slave          = &omap3xxx_l3_main_hwmod,
-        .clk            = "core_l3_ick",
+        .clk            = "hsotgusb_ick",
         .user           = OCP_USER_MPU,
 };
+
 /* L4_CORE -> L4_WKUP interface */
 static struct omap_hwmod_ocp_if omap3xxx_l4_core__l4_wkup = {
         .master = &omap3xxx_l4_core_hwmod,
@@ -2243,6 +2258,7 @@ static struct omap_hwmod_addr_space am35xx_uart4_addr_space[] = {
                 .pa_end         = OMAP3_UART4_AM35XX_BASE + SZ_1K - 1,
                 .flags          = ADDR_MAP_ON_INIT | ADDR_TYPE_RT,
         },
+        { }
 };
 
 static struct omap_hwmod_ocp_if am35xx_l4_core__uart4 = {
@@ -2393,7 +2409,7 @@ static struct omap_hwmod_addr_space am35xx_usbhsotg_addrs[] = {
 static struct omap_hwmod_ocp_if am35xx_l4_core__usbhsotg = {
         .master         = &omap3xxx_l4_core_hwmod,
         .slave          = &am35xx_usbhsotg_hwmod,
-        .clk            = "l4_ick",
+        .clk            = "hsotgusb_ick",
         .addr           = am35xx_usbhsotg_addrs,
         .user           = OCP_USER_MPU,
 };
@@ -3138,6 +3154,107 @@ static struct omap_hwmod_ocp_if omap3xxx_l4_wkup__counter_32k = {
         .user           = OCP_USER_MPU | OCP_USER_SDMA,
 };
 
+/* am35xx has Davinci MDIO & EMAC */
+static struct omap_hwmod_class am35xx_mdio_class = {
+        .name = "davinci_mdio",
+};
+
+static struct omap_hwmod am35xx_mdio_hwmod = {
+        .name           = "davinci_mdio",
+        .class          = &am35xx_mdio_class,
+        .flags          = HWMOD_NO_IDLEST,
+};
+
+/*
+ * XXX Should be connected to an IPSS hwmod, not the L3 directly;
+ * but this will probably require some additional hwmod core support,
+ * so is left as a future to-do item.
+ */
+static struct omap_hwmod_ocp_if am35xx_mdio__l3 = {
+        .master         = &am35xx_mdio_hwmod,
+        .slave          = &omap3xxx_l3_main_hwmod,
+        .clk            = "emac_fck",
+        .user           = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_addr_space am35xx_mdio_addrs[] = {
+        {
+                .pa_start       = AM35XX_IPSS_MDIO_BASE,
+                .pa_end         = AM35XX_IPSS_MDIO_BASE + SZ_4K - 1,
+                .flags          = ADDR_TYPE_RT,
+        },
+        { }
+};
+
+/* l4_core -> davinci mdio  */
+/*
+ * XXX Should be connected to an IPSS hwmod, not the L4_CORE directly;
+ * but this will probably require some additional hwmod core support,
+ * so is left as a future to-do item.
+ */
+static struct omap_hwmod_ocp_if am35xx_l4_core__mdio = {
+        .master         = &omap3xxx_l4_core_hwmod,
+        .slave          = &am35xx_mdio_hwmod,
+        .clk            = "emac_fck",
+        .addr           = am35xx_mdio_addrs,
+        .user           = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_irq_info am35xx_emac_mpu_irqs[] = {
+        { .name = "rxthresh",   .irq = INT_35XX_EMAC_C0_RXTHRESH_IRQ },
+        { .name = "rx_pulse",   .irq = INT_35XX_EMAC_C0_RX_PULSE_IRQ },
+        { .name = "tx_pulse",   .irq = INT_35XX_EMAC_C0_TX_PULSE_IRQ },
+        { .name = "misc_pulse", .irq = INT_35XX_EMAC_C0_MISC_PULSE_IRQ },
+        { .irq = -1 }
+};
+
+static struct omap_hwmod_class am35xx_emac_class = {
+        .name = "davinci_emac",
+};
+
+static struct omap_hwmod am35xx_emac_hwmod = {
+        .name           = "davinci_emac",
+        .mpu_irqs       = am35xx_emac_mpu_irqs,
+        .class          = &am35xx_emac_class,
+        .flags          = HWMOD_NO_IDLEST,
+};
+
+/* l3_core -> davinci emac interface */
+/*
+ * XXX Should be connected to an IPSS hwmod, not the L3 directly;
+ * but this will probably require some additional hwmod core support,
+ * so is left as a future to-do item.
+ */
+static struct omap_hwmod_ocp_if am35xx_emac__l3 = {
+        .master         = &am35xx_emac_hwmod,
+        .slave          = &omap3xxx_l3_main_hwmod,
+        .clk            = "emac_ick",
+        .user           = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_addr_space am35xx_emac_addrs[] = {
+        {
+                .pa_start       = AM35XX_IPSS_EMAC_BASE,
+                .pa_end         = AM35XX_IPSS_EMAC_BASE + 0x30000 - 1,
+                .flags          = ADDR_TYPE_RT,
+        },
+        { }
+};
+
+/* l4_core -> davinci emac  */
+/*
+ * XXX Should be connected to an IPSS hwmod, not the L4_CORE directly;
+ * but this will probably require some additional hwmod core support,
+ * so is left as a future to-do item.
+ */
+static struct omap_hwmod_ocp_if am35xx_l4_core__emac = {
+        .master         = &omap3xxx_l4_core_hwmod,
+        .slave          = &am35xx_emac_hwmod,
+        .clk            = "emac_ick",
+        .addr           = am35xx_emac_addrs,
+        .user           = OCP_USER_MPU,
+};
+
 static struct omap_hwmod_ocp_if *omap3xxx_hwmod_ocp_ifs[] __initdata = {
         &omap3xxx_l3_main__l4_core,
         &omap3xxx_l3_main__l4_per,
@@ -3266,6 +3383,10 @@ static struct omap_hwmod_ocp_if *am35xx_hwmod_ocp_ifs[] __initdata = {
         &omap3xxx_l4_core__usb_tll_hs,
         &omap3xxx_l4_core__es3plus_mmc1,
         &omap3xxx_l4_core__es3plus_mmc2,
+        &am35xx_mdio__l3,
+        &am35xx_l4_core__mdio,
+        &am35xx_emac__l3,
+        &am35xx_l4_core__emac,
         NULL
 };
 
diff --git a/arch/arm/mach-omap2/opp.c b/arch/arm/mach-omap2/opp.c
index de6d46451746..d8f6dbf45d16 100644
--- a/arch/arm/mach-omap2/opp.c
+++ b/arch/arm/mach-omap2/opp.c
@@ -53,7 +53,7 @@ int __init omap_init_opp_table(struct omap_opp_def *opp_def,
         omap_table_init = 1;
 
         /* Lets now register with OPP library */
-        for (i = 0; i < opp_def_size; i++) {
+        for (i = 0; i < opp_def_size; i++, opp_def++) {
                 struct omap_hwmod *oh;
                 struct device *dev;
 
@@ -86,7 +86,6 @@ int __init omap_init_opp_table(struct omap_opp_def *opp_def,
                                         __func__, opp_def->freq,
                                         opp_def->hwmod_name, i, r);
                 }
-                opp_def++;
         }
 
         return 0;
diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h
index 78564895e914..ab04d3bba2e7 100644
--- a/arch/arm/mach-omap2/pm.h
+++ b/arch/arm/mach-omap2/pm.h
@@ -15,12 +15,25 @@
 
 #include "powerdomain.h"
 
+#ifdef CONFIG_CPU_IDLE
+extern int __init omap3_idle_init(void);
+extern int __init omap4_idle_init(void);
+#else
+static inline int omap3_idle_init(void)
+{
+        return 0;
+}
+
+static inline int omap4_idle_init(void)
+{
+        return 0;
+}
+#endif
+
 extern void *omap3_secure_ram_storage;
 extern void omap3_pm_off_mode_enable(int);
 extern void omap_sram_idle(void);
 extern int omap_set_pwrdm_state(struct powerdomain *pwrdm, u32 state);
-extern int omap3_idle_init(void);
-extern int omap4_idle_init(void);
 extern int omap_pm_clkdms_setup(struct clockdomain *clkdm, void *unused);
 extern int (*omap_pm_suspend)(void);
 
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 3a595e899724..9b463c987508 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -581,10 +581,13 @@ static void __init prcm_setup_regs(void)
                           OMAP3430_PER_MOD, OMAP3430_PM_MPUGRPSEL);
 
         /* Don't attach IVA interrupts */
-        omap2_prm_write_mod_reg(0, WKUP_MOD, OMAP3430_PM_IVAGRPSEL);
-        omap2_prm_write_mod_reg(0, CORE_MOD, OMAP3430_PM_IVAGRPSEL1);
-        omap2_prm_write_mod_reg(0, CORE_MOD, OMAP3430ES2_PM_IVAGRPSEL3);
-        omap2_prm_write_mod_reg(0, OMAP3430_PER_MOD, OMAP3430_PM_IVAGRPSEL);
+        if (omap3_has_iva()) {
+                omap2_prm_write_mod_reg(0, WKUP_MOD, OMAP3430_PM_IVAGRPSEL);
+                omap2_prm_write_mod_reg(0, CORE_MOD, OMAP3430_PM_IVAGRPSEL1);
+                omap2_prm_write_mod_reg(0, CORE_MOD, OMAP3430ES2_PM_IVAGRPSEL3);
+                omap2_prm_write_mod_reg(0, OMAP3430_PER_MOD,
+                                        OMAP3430_PM_IVAGRPSEL);
+        }
 
         /* Clear any pending 'reset' flags */
         omap2_prm_write_mod_reg(0xffffffff, MPU_MOD, OMAP2_RM_RSTST);
@@ -598,7 +601,9 @@ static void __init prcm_setup_regs(void)
         /* Clear any pending PRCM interrupts */
         omap2_prm_write_mod_reg(0, OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET);
 
-        omap3_iva_idle();
+        if (omap3_has_iva())
+                omap3_iva_idle();
+
         omap3_d2d_idle();
 }
 
diff --git a/arch/arm/mach-omap2/powerdomains3xxx_data.c b/arch/arm/mach-omap2/powerdomains3xxx_data.c
index fb0a0a6869d1..bb883e463078 100644
--- a/arch/arm/mach-omap2/powerdomains3xxx_data.c
+++ b/arch/arm/mach-omap2/powerdomains3xxx_data.c
@@ -71,6 +71,22 @@ static struct powerdomain mpu_3xxx_pwrdm = {
         .voltdm           = { .name = "mpu_iva" },
 };
 
+static struct powerdomain mpu_am35x_pwrdm = {
+        .name             = "mpu_pwrdm",
+        .prcm_offs        = MPU_MOD,
+        .pwrsts           = PWRSTS_ON,
+        .pwrsts_logic_ret = PWRSTS_ON,
+        .flags            = PWRDM_HAS_MPU_QUIRK,
+        .banks            = 1,
+        .pwrsts_mem_ret   = {
+                [0] = PWRSTS_ON,
+        },
+        .pwrsts_mem_on    = {
+                [0] = PWRSTS_ON,
+        },
+        .voltdm           = { .name = "mpu_iva" },
+};
+
 /*
  * The USBTLL Save-and-Restore mechanism is broken on
  * 3430s up to ES3.0 and 3630ES1.0. Hence this feature
@@ -120,6 +136,23 @@ static struct powerdomain core_3xxx_es3_1_pwrdm = {
         .voltdm           = { .name = "core" },
 };
 
+static struct powerdomain core_am35x_pwrdm = {
+        .name             = "core_pwrdm",
+        .prcm_offs        = CORE_MOD,
+        .pwrsts           = PWRSTS_ON,
+        .pwrsts_logic_ret = PWRSTS_ON,
+        .banks            = 2,
+        .pwrsts_mem_ret   = {
+                [0] = PWRSTS_ON,         /* MEM1RETSTATE */
+                [1] = PWRSTS_ON,         /* MEM2RETSTATE */
+        },
+        .pwrsts_mem_on    = {
+                [0] = PWRSTS_ON, /* MEM1ONSTATE */
+                [1] = PWRSTS_ON, /* MEM2ONSTATE */
+        },
+        .voltdm           = { .name = "core" },
+};
+
 static struct powerdomain dss_pwrdm = {
         .name             = "dss_pwrdm",
         .prcm_offs        = OMAP3430_DSS_MOD,
@@ -135,6 +168,21 @@ static struct powerdomain dss_pwrdm = {
         .voltdm           = { .name = "core" },
 };
 
+static struct powerdomain dss_am35x_pwrdm = {
+        .name             = "dss_pwrdm",
+        .prcm_offs        = OMAP3430_DSS_MOD,
+        .pwrsts           = PWRSTS_ON,
+        .pwrsts_logic_ret = PWRSTS_ON,
+        .banks            = 1,
+        .pwrsts_mem_ret   = {
+                [0] = PWRSTS_ON, /* MEMRETSTATE */
+        },
+        .pwrsts_mem_on    = {
+                [0] = PWRSTS_ON,  /* MEMONSTATE */
+        },
+        .voltdm           = { .name = "core" },
+};
+
 /*
  * Although the 34XX TRM Rev K Table 4-371 notes that retention is a
  * possible SGX powerstate, the SGX device itself does not support
@@ -156,6 +204,21 @@ static struct powerdomain sgx_pwrdm = {
         .voltdm           = { .name = "core" },
 };
 
+static struct powerdomain sgx_am35x_pwrdm = {
+        .name             = "sgx_pwrdm",
+        .prcm_offs        = OMAP3430ES2_SGX_MOD,
+        .pwrsts           = PWRSTS_ON,
+        .pwrsts_logic_ret = PWRSTS_ON,
+        .banks            = 1,
+        .pwrsts_mem_ret   = {
+                [0] = PWRSTS_ON, /* MEMRETSTATE */
+        },
+        .pwrsts_mem_on    = {
+                [0] = PWRSTS_ON,  /* MEMONSTATE */
+        },
+        .voltdm           = { .name = "core" },
+};
+
 static struct powerdomain cam_pwrdm = {
         .name             = "cam_pwrdm",
         .prcm_offs        = OMAP3430_CAM_MOD,
@@ -186,6 +249,21 @@ static struct powerdomain per_pwrdm = {
         .voltdm           = { .name = "core" },
 };
 
+static struct powerdomain per_am35x_pwrdm = {
+        .name             = "per_pwrdm",
+        .prcm_offs        = OMAP3430_PER_MOD,
+        .pwrsts           = PWRSTS_ON,
+        .pwrsts_logic_ret = PWRSTS_ON,
+        .banks            = 1,
+        .pwrsts_mem_ret   = {
+                [0] = PWRSTS_ON, /* MEMRETSTATE */
+        },
+        .pwrsts_mem_on    = {
+                [0] = PWRSTS_ON,  /* MEMONSTATE */
+        },
+        .voltdm           = { .name = "core" },
+};
+
 static struct powerdomain emu_pwrdm = {
         .name           = "emu_pwrdm",
         .prcm_offs      = OMAP3430_EMU_MOD,
@@ -200,6 +278,14 @@ static struct powerdomain neon_pwrdm = {
         .voltdm           = { .name = "mpu_iva" },
 };
 
+static struct powerdomain neon_am35x_pwrdm = {
+        .name             = "neon_pwrdm",
+        .prcm_offs        = OMAP3430_NEON_MOD,
+        .pwrsts           = PWRSTS_ON,
+        .pwrsts_logic_ret = PWRSTS_ON,
+        .voltdm           = { .name = "mpu_iva" },
+};
+
 static struct powerdomain usbhost_pwrdm = {
         .name             = "usbhost_pwrdm",
         .prcm_offs        = OMAP3430ES2_USBHOST_MOD,
@@ -293,6 +379,22 @@ static struct powerdomain *powerdomains_omap3430es3_1plus[] __initdata = {
         NULL
 };
 
+static struct powerdomain *powerdomains_am35x[] __initdata = {
+        &wkup_omap2_pwrdm,
+        &mpu_am35x_pwrdm,
+        &neon_am35x_pwrdm,
+        &core_am35x_pwrdm,
+        &sgx_am35x_pwrdm,
+        &dss_am35x_pwrdm,
+        &per_am35x_pwrdm,
+        &emu_pwrdm,
+        &dpll1_pwrdm,
+        &dpll3_pwrdm,
+        &dpll4_pwrdm,
+        &dpll5_pwrdm,
+        NULL
+};
+
 void __init omap3xxx_powerdomains_init(void)
 {
         unsigned int rev;
@@ -301,21 +403,34 @@ void __init omap3xxx_powerdomains_init(void)
                 return;
 
         pwrdm_register_platform_funcs(&omap3_pwrdm_operations);
-        pwrdm_register_pwrdms(powerdomains_omap3430_common);
 
         rev = omap_rev();
 
-        if (rev == OMAP3430_REV_ES1_0)
-                pwrdm_register_pwrdms(powerdomains_omap3430es1);
-        else if (rev == OMAP3430_REV_ES2_0 || rev == OMAP3430_REV_ES2_1 ||
-                 rev == OMAP3430_REV_ES3_0 || rev == OMAP3630_REV_ES1_0)
-                pwrdm_register_pwrdms(powerdomains_omap3430es2_es3_0);
-        else if (rev == OMAP3430_REV_ES3_1 || rev == OMAP3430_REV_ES3_1_2 ||
-                 rev == AM35XX_REV_ES1_0 || rev == AM35XX_REV_ES1_1 ||
-                 rev == OMAP3630_REV_ES1_1 || rev == OMAP3630_REV_ES1_2)
-                pwrdm_register_pwrdms(powerdomains_omap3430es3_1plus);
-        else
-                WARN(1, "OMAP3 powerdomain init: unknown chip type\n");
+        if (rev == AM35XX_REV_ES1_0 || rev == AM35XX_REV_ES1_1) {
+                pwrdm_register_pwrdms(powerdomains_am35x);
+        } else {
+                pwrdm_register_pwrdms(powerdomains_omap3430_common);
+
+                switch (rev) {
+                case OMAP3430_REV_ES1_0:
+                        pwrdm_register_pwrdms(powerdomains_omap3430es1);
+                        break;
+                case OMAP3430_REV_ES2_0:
+                case OMAP3430_REV_ES2_1:
+                case OMAP3430_REV_ES3_0:
+                case OMAP3630_REV_ES1_0:
+                        pwrdm_register_pwrdms(powerdomains_omap3430es2_es3_0);
+                        break;
+                case OMAP3430_REV_ES3_1:
+                case OMAP3430_REV_ES3_1_2:
+                case OMAP3630_REV_ES1_1:
+                case OMAP3630_REV_ES1_2:
+                        pwrdm_register_pwrdms(powerdomains_omap3430es3_1plus);
+                        break;
+                default:
+                        WARN(1, "OMAP3 powerdomain init: unknown chip type\n");
+                }
+        }
 
         pwrdm_complete_init();
 }
diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h
index 6da3ba483ad1..cc1398e8b469 100644
--- a/arch/arm/mach-omap2/prcm-common.h
+++ b/arch/arm/mach-omap2/prcm-common.h
@@ -203,8 +203,8 @@
 #define OMAP3430_EN_MMC2_SHIFT                          25
 #define OMAP3430_EN_MMC1_MASK                           (1 << 24)
 #define OMAP3430_EN_MMC1_SHIFT                          24
-#define OMAP3430_EN_UART4_MASK                          (1 << 23)
-#define OMAP3430_EN_UART4_SHIFT                         23
+#define AM35XX_EN_UART4_MASK                            (1 << 23)
+#define AM35XX_EN_UART4_SHIFT                           23
 #define OMAP3430_EN_MCSPI4_MASK                         (1 << 21)
 #define OMAP3430_EN_MCSPI4_SHIFT                        21
 #define OMAP3430_EN_MCSPI3_MASK                         (1 << 20)
diff --git a/arch/arm/mach-omap2/prm_common.c b/arch/arm/mach-omap2/prm_common.c
index dfe00ddb5c60..534d732caa1e 100644
--- a/arch/arm/mach-omap2/prm_common.c
+++ b/arch/arm/mach-omap2/prm_common.c
@@ -85,7 +85,7 @@ static void omap_prcm_irq_handler(unsigned int irq, struct irq_desc *desc)
         unsigned long priority_pending[OMAP_PRCM_MAX_NR_PENDING_REG];
         struct irq_chip *chip = irq_desc_get_chip(desc);
         unsigned int virtirq;
-        int nr_irqs = prcm_irq_setup->nr_regs * 32;
+        int nr_irq = prcm_irq_setup->nr_regs * 32;
 
         /*
          * If we are suspended, mask all interrupts from PRCM level,
@@ -110,7 +110,7 @@ static void omap_prcm_irq_handler(unsigned int irq, struct irq_desc *desc)
                 prcm_irq_setup->read_pending_irqs(pending);
 
                 /* No bit set, then all IRQs are handled */
-                if (find_first_bit(pending, nr_irqs) >= nr_irqs)
+                if (find_first_bit(pending, nr_irq) >= nr_irq)
                         break;
 
                 omap_prcm_events_filter_priority(pending, priority_pending);
@@ -121,11 +121,11 @@ static void omap_prcm_irq_handler(unsigned int irq, struct irq_desc *desc)
                  */
 
                 /* Serve priority events first */
-                for_each_set_bit(virtirq, priority_pending, nr_irqs)
+                for_each_set_bit(virtirq, priority_pending, nr_irq)
                         generic_handle_irq(prcm_irq_setup->base_irq + virtirq);
 
                 /* Serve normal events next */
-                for_each_set_bit(virtirq, pending, nr_irqs)
+                for_each_set_bit(virtirq, pending, nr_irq)
                         generic_handle_irq(prcm_irq_setup->base_irq + virtirq);
         }
         if (chip->irq_ack)
diff --git a/arch/arm/mach-omap2/twl-common.c b/arch/arm/mach-omap2/twl-common.c
index 43a979075338..3882f3c7608c 100644
--- a/arch/arm/mach-omap2/twl-common.c
+++ b/arch/arm/mach-omap2/twl-common.c
@@ -49,6 +49,7 @@ static struct i2c_board_info __initdata omap4_i2c1_board_info[] = {
         },
 };
 
+#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
 static int twl_set_voltage(void *data, int target_uV)
 {
         struct voltagedomain *voltdm = (struct voltagedomain *)data;
@@ -60,6 +61,7 @@ static int twl_get_voltage(void *data)
         struct voltagedomain *voltdm = (struct voltagedomain *)data;
         return voltdm_get_voltage(voltdm);
 }
+#endif
 
 void __init omap_pmic_init(int bus, u32 clkrate,
                            const char *pmic_type, int pmic_irq,
@@ -213,10 +215,6 @@ static struct twl_regulator_driver_data omap3_vdd2_drvdata = {
 void __init omap3_pmic_get_config(struct twl4030_platform_data *pmic_data,
                                   u32 pdata_flags, u32 regulators_flags)
 {
-        if (!pmic_data->irq_base)
-                pmic_data->irq_base = TWL4030_IRQ_BASE;
-        if (!pmic_data->irq_end)
-                pmic_data->irq_end = TWL4030_IRQ_END;
         if (!pmic_data->vdd1) {
                 omap3_vdd1.driver_data = &omap3_vdd1_drvdata;
                 omap3_vdd1_drvdata.data = voltdm_lookup("mpu_iva");
@@ -481,11 +479,6 @@ static struct regulator_init_data omap4_v2v1_idata = {
 void __init omap4_pmic_get_config(struct twl4030_platform_data *pmic_data,
                                   u32 pdata_flags, u32 regulators_flags)
 {
-        if (!pmic_data->irq_base)
-                pmic_data->irq_base = TWL6030_IRQ_BASE;
-        if (!pmic_data->irq_end)
-                pmic_data->irq_end = TWL6030_IRQ_END;
-
         if (!pmic_data->vdd1) {
                 omap4_vdd1.driver_data = &omap4_vdd1_drvdata;
                 omap4_vdd1_drvdata.data = voltdm_lookup("mpu");
diff --git a/arch/arm/mach-vt8500/Makefile b/arch/arm/mach-vt8500/Makefile
index 81aedb7c893c..54e69973f39b 100644
--- a/arch/arm/mach-vt8500/Makefile
+++ b/arch/arm/mach-vt8500/Makefile
@@ -1,4 +1,4 @@
-obj-y += devices.o gpio.o irq.o timer.o
+obj-y += devices.o gpio.o irq.o timer.o restart.o
 
 obj-$(CONFIG_VTWM_VERSION_VT8500) += devices-vt8500.o
 obj-$(CONFIG_VTWM_VERSION_WM8505) += devices-wm8505.o
diff --git a/arch/arm/mach-vt8500/bv07.c b/arch/arm/mach-vt8500/bv07.c
index a464c7584411..f9fbeb2d10e9 100644
--- a/arch/arm/mach-vt8500/bv07.c
+++ b/arch/arm/mach-vt8500/bv07.c
@@ -23,6 +23,7 @@
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
+#include <mach/restart.h>
 
 #include "devices.h"
 
@@ -62,6 +63,7 @@ void __init bv07_init(void)
         else
                 printk(KERN_ERR "PMC Hibernation register could not be remapped, not enabling power off!\n");
 
+        wmt_setup_restart();
         vt8500_set_resources();
         platform_add_devices(devices, ARRAY_SIZE(devices));
         vt8500_gpio_init();
@@ -69,6 +71,7 @@ void __init bv07_init(void)
 
 MACHINE_START(BV07, "Benign BV07 Mini Netbook")
         .atag_offset    = 0x100,
+        .restart        = wmt_restart,
         .reserve        = vt8500_reserve_mem,
         .map_io         = vt8500_map_io,
         .init_irq       = vt8500_init_irq,
diff --git a/arch/arm/mach-vt8500/include/mach/restart.h b/arch/arm/mach-vt8500/include/mach/restart.h
new file mode 100644
index 000000000000..89f9b787d2a0
--- /dev/null
+++ b/arch/arm/mach-vt8500/include/mach/restart.h
@@ -0,0 +1,17 @@
+/* linux/arch/arm/mach-vt8500/restart.h
+ *
+ * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that 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.
+ *
+ */
+
+void wmt_setup_restart(void);
+void wmt_restart(char mode, const char *cmd);
diff --git a/arch/arm/mach-vt8500/include/mach/system.h b/arch/arm/mach-vt8500/include/mach/system.h
deleted file mode 100644
index 58fa8010ee61..000000000000
--- a/arch/arm/mach-vt8500/include/mach/system.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * arch/arm/mach-vt8500/include/mach/system.h
- *
- */
-#include <asm/io.h>
-
-/* PM Software Reset request register */
-#define VT8500_PMSR_VIRT        0xf8130060
-
-static inline void arch_reset(char mode, const char *cmd)
-{
-        writel(1, VT8500_PMSR_VIRT);
-}
diff --git a/arch/arm/mach-vt8500/restart.c b/arch/arm/mach-vt8500/restart.c
new file mode 100644
index 000000000000..497e89a5e130
--- /dev/null
+++ b/arch/arm/mach-vt8500/restart.c
@@ -0,0 +1,54 @@
+/* linux/arch/arm/mach-vt8500/restart.c
+ *
+ * Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that 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.
+ *
+ */
+#include <asm/io.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+
+#define LEGACY_PMC_BASE         0xD8130000
+#define WMT_PRIZM_PMSR_REG      0x60
+
+static void __iomem *pmc_base;
+
+void wmt_setup_restart(void)
+{
+        struct device_node *np;
+
+        /*
+         * Check if Power Mgmt Controller node is present in device tree. If no
+         * device tree node, use the legacy PMSR value (valid for all current
+         * SoCs).
+         */
+        np = of_find_compatible_node(NULL, NULL, "wmt,prizm-pmc");
+        if (np) {
+                pmc_base = of_iomap(np, 0);
+
+                if (!pmc_base)
+                        pr_err("%s:of_iomap(pmc) failed\n", __func__);
+
+                of_node_put(np);
+        } else {
+                pmc_base = ioremap(LEGACY_PMC_BASE, 0x1000);
+                if (!pmc_base) {
+                        pr_err("%s:ioremap(rstc) failed\n", __func__);
+                        return;
+                }
+        }
+}
+
+void wmt_restart(char mode, const char *cmd)
+{
+        if (pmc_base)
+                writel(1, pmc_base + WMT_PRIZM_PMSR_REG);
+}
diff --git a/arch/arm/mach-vt8500/wm8505_7in.c b/arch/arm/mach-vt8500/wm8505_7in.c
index cf910a956080..db19886caf7c 100644
--- a/arch/arm/mach-vt8500/wm8505_7in.c
+++ b/arch/arm/mach-vt8500/wm8505_7in.c
@@ -23,6 +23,7 @@
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
+#include <mach/restart.h>
 
 #include "devices.h"
 
@@ -61,7 +62,7 @@ void __init wm8505_7in_init(void)
                 pm_power_off = &vt8500_power_off;
         else
                 printk(KERN_ERR "PMC Hibernation register could not be remapped, not enabling power off!\n");
-
+        wmt_setup_restart();
         wm8505_set_resources();
         platform_add_devices(devices, ARRAY_SIZE(devices));
         vt8500_gpio_init();
@@ -69,6 +70,7 @@ void __init wm8505_7in_init(void)
 
 MACHINE_START(WM8505_7IN_NETBOOK, "WM8505 7-inch generic netbook")
         .atag_offset    = 0x100,
+        .restart        = wmt_restart,
         .reserve        = wm8505_reserve_mem,
         .map_io         = wm8505_map_io,
         .init_irq       = wm8505_init_irq,
diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h
index de6c0a08f461..430081ac0c47 100644
--- a/arch/arm/plat-omap/include/plat/cpu.h
+++ b/arch/arm/plat-omap/include/plat/cpu.h
@@ -238,9 +238,7 @@ IS_AM_SUBCLASS(335x, 0x335)
 /*
  * Macros to detect individual cpu types.
  * These are only rarely needed.
- * cpu_is_omap330():    True for OMAP330
- * cpu_is_omap730():    True for OMAP730
- * cpu_is_omap850():    True for OMAP850
+ * cpu_is_omap310():    True for OMAP310
  * cpu_is_omap1510():   True for OMAP1510
  * cpu_is_omap1610():   True for OMAP1610
  * cpu_is_omap1611():   True for OMAP1611
@@ -262,8 +260,6 @@ static inline int is_omap ##type (void)			\
 }
 
 IS_OMAP_TYPE(310, 0x0310)
-IS_OMAP_TYPE(730, 0x0730)
-IS_OMAP_TYPE(850, 0x0850)
 IS_OMAP_TYPE(1510, 0x1510)
 IS_OMAP_TYPE(1610, 0x1610)
 IS_OMAP_TYPE(1611, 0x1611)
@@ -277,8 +273,6 @@ IS_OMAP_TYPE(2430, 0x2430)
 IS_OMAP_TYPE(3430, 0x3430)
 
 #define cpu_is_omap310()                0
-#define cpu_is_omap730()                0
-#define cpu_is_omap850()                0
 #define cpu_is_omap1510()               0
 #define cpu_is_omap1610()               0
 #define cpu_is_omap5912()               0
@@ -294,19 +288,9 @@ IS_OMAP_TYPE(3430, 0x3430)
 
 /*
  * Whether we have MULTI_OMAP1 or not, we still need to distinguish
- * between 730 vs 850, 330 vs. 1510 and 1611B/5912 vs. 1710.
+ * between 310 vs. 1510 and 1611B/5912 vs. 1710.
  */
 
-#if defined(CONFIG_ARCH_OMAP730)
-# undef  cpu_is_omap730
-# define cpu_is_omap730()               is_omap730()
-#endif
-
-#if defined(CONFIG_ARCH_OMAP850)
-# undef  cpu_is_omap850
-# define cpu_is_omap850()               is_omap850()
-#endif
-
 #if defined(CONFIG_ARCH_OMAP15XX)
 # undef  cpu_is_omap310
 # undef  cpu_is_omap1510
diff --git a/arch/arm/plat-omap/include/plat/mux.h b/arch/arm/plat-omap/include/plat/mux.h
index aeba71796ad9..323948959200 100644
--- a/arch/arm/plat-omap/include/plat/mux.h
+++ b/arch/arm/plat-omap/include/plat/mux.h
@@ -99,7 +99,7 @@
 
 /*
  * OMAP730/850 has a slightly different config for the pin mux.
- * - config regs are the OMAP7XX_IO_CONF_x regs (see omap730.h) regs and
+ * - config regs are the OMAP7XX_IO_CONF_x regs (see omap7xx.h) regs and
  *   not the FUNC_MUX_CTRL_x regs from hardware.h
  * - for pull-up/down, only has one enable bit which is is in the same register
  *   as mux config
diff --git a/arch/arm/plat-omap/include/plat/omap730.h b/arch/arm/plat-omap/include/plat/omap730.h
deleted file mode 100644
index 14272bc1a6fd..000000000000
--- a/arch/arm/plat-omap/include/plat/omap730.h
+++ /dev/null
@@ -1,102 +0,0 @@
-/* arch/arm/plat-omap/include/mach/omap730.h
- *
- * Hardware definitions for TI OMAP730 processor.
- *
- * Cleanup for Linux-2.6 by Dirk Behme <dirk.behme@de.bosch.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * 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.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#ifndef __ASM_ARCH_OMAP730_H
-#define __ASM_ARCH_OMAP730_H
-
-/*
- * ----------------------------------------------------------------------------
- * Base addresses
- * ----------------------------------------------------------------------------
- */
-
-/* Syntax: XX_BASE = Virtual base address, XX_START = Physical base address */
-
-#define OMAP730_DSP_BASE        0xE0000000
-#define OMAP730_DSP_SIZE        0x50000
-#define OMAP730_DSP_START       0xE0000000
-
-#define OMAP730_DSPREG_BASE     0xE1000000
-#define OMAP730_DSPREG_SIZE     SZ_128K
-#define OMAP730_DSPREG_START    0xE1000000
-
-/*
- * ----------------------------------------------------------------------------
- * OMAP730 specific configuration registers
- * ----------------------------------------------------------------------------
- */
-#define OMAP730_CONFIG_BASE     0xfffe1000
-#define OMAP730_IO_CONF_0       0xfffe1070
-#define OMAP730_IO_CONF_1       0xfffe1074
-#define OMAP730_IO_CONF_2       0xfffe1078
-#define OMAP730_IO_CONF_3       0xfffe107c
-#define OMAP730_IO_CONF_4       0xfffe1080
-#define OMAP730_IO_CONF_5       0xfffe1084
-#define OMAP730_IO_CONF_6       0xfffe1088
-#define OMAP730_IO_CONF_7       0xfffe108c
-#define OMAP730_IO_CONF_8       0xfffe1090
-#define OMAP730_IO_CONF_9       0xfffe1094
-#define OMAP730_IO_CONF_10      0xfffe1098
-#define OMAP730_IO_CONF_11      0xfffe109c
-#define OMAP730_IO_CONF_12      0xfffe10a0
-#define OMAP730_IO_CONF_13      0xfffe10a4
-
-#define OMAP730_MODE_1          0xfffe1010
-#define OMAP730_MODE_2          0xfffe1014
-
-/* CSMI specials: in terms of base + offset */
-#define OMAP730_MODE2_OFFSET    0x14
-
-/*
- * ----------------------------------------------------------------------------
- * OMAP730 traffic controller configuration registers
- * ----------------------------------------------------------------------------
- */
-#define OMAP730_FLASH_CFG_0     0xfffecc10
-#define OMAP730_FLASH_ACFG_0    0xfffecc50
-#define OMAP730_FLASH_CFG_1     0xfffecc14
-#define OMAP730_FLASH_ACFG_1    0xfffecc54
-
-/*
- * ----------------------------------------------------------------------------
- * OMAP730 DSP control registers
- * ----------------------------------------------------------------------------
- */
-#define OMAP730_ICR_BASE        0xfffbb800
-#define OMAP730_DSP_M_CTL       0xfffbb804
-#define OMAP730_DSP_MMU_BASE    0xfffed200
-
-/*
- * ----------------------------------------------------------------------------
- * OMAP730 PCC_UPLD configuration registers
- * ----------------------------------------------------------------------------
- */
-#define OMAP730_PCC_UPLD_CTRL_BASE      (0xfffe0900)
-#define OMAP730_PCC_UPLD_CTRL           (OMAP730_PCC_UPLD_CTRL_BASE + 0x00)
-
-#endif /*  __ASM_ARCH_OMAP730_H */
-
diff --git a/arch/arm/plat-omap/include/plat/omap850.h b/arch/arm/plat-omap/include/plat/omap850.h
deleted file mode 100644
index c33f67981712..000000000000
--- a/arch/arm/plat-omap/include/plat/omap850.h
+++ /dev/null
@@ -1,102 +0,0 @@
-/* arch/arm/plat-omap/include/mach/omap850.h
- *
- * Hardware definitions for TI OMAP850 processor.
- *
- * Derived from omap730.h by Zebediah C. McClure <zmc@lurian.net>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * 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.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#ifndef __ASM_ARCH_OMAP850_H
-#define __ASM_ARCH_OMAP850_H
-
-/*
- * ----------------------------------------------------------------------------
- * Base addresses
- * ----------------------------------------------------------------------------
- */
-
-/* Syntax: XX_BASE = Virtual base address, XX_START = Physical base address */
-
-#define OMAP850_DSP_BASE        0xE0000000
-#define OMAP850_DSP_SIZE        0x50000
-#define OMAP850_DSP_START       0xE0000000
-
-#define OMAP850_DSPREG_BASE     0xE1000000
-#define OMAP850_DSPREG_SIZE     SZ_128K
-#define OMAP850_DSPREG_START    0xE1000000
-
-/*
- * ----------------------------------------------------------------------------
- * OMAP850 specific configuration registers
- * ----------------------------------------------------------------------------
- */
-#define OMAP850_CONFIG_BASE     0xfffe1000
-#define OMAP850_IO_CONF_0       0xfffe1070
-#define OMAP850_IO_CONF_1       0xfffe1074
-#define OMAP850_IO_CONF_2       0xfffe1078
-#define OMAP850_IO_CONF_3       0xfffe107c
-#define OMAP850_IO_CONF_4       0xfffe1080
-#define OMAP850_IO_CONF_5       0xfffe1084
-#define OMAP850_IO_CONF_6       0xfffe1088
-#define OMAP850_IO_CONF_7       0xfffe108c
-#define OMAP850_IO_CONF_8       0xfffe1090
-#define OMAP850_IO_CONF_9       0xfffe1094
-#define OMAP850_IO_CONF_10      0xfffe1098
-#define OMAP850_IO_CONF_11      0xfffe109c
-#define OMAP850_IO_CONF_12      0xfffe10a0
-#define OMAP850_IO_CONF_13      0xfffe10a4
-
-#define OMAP850_MODE_1          0xfffe1010
-#define OMAP850_MODE_2          0xfffe1014
-
-/* CSMI specials: in terms of base + offset */
-#define OMAP850_MODE2_OFFSET    0x14
-
-/*
- * ----------------------------------------------------------------------------
- * OMAP850 traffic controller configuration registers
- * ----------------------------------------------------------------------------
- */
-#define OMAP850_FLASH_CFG_0     0xfffecc10
-#define OMAP850_FLASH_ACFG_0    0xfffecc50
-#define OMAP850_FLASH_CFG_1     0xfffecc14
-#define OMAP850_FLASH_ACFG_1    0xfffecc54
-
-/*
- * ----------------------------------------------------------------------------
- * OMAP850 DSP control registers
- * ----------------------------------------------------------------------------
- */
-#define OMAP850_ICR_BASE        0xfffbb800
-#define OMAP850_DSP_M_CTL       0xfffbb804
-#define OMAP850_DSP_MMU_BASE    0xfffed200
-
-/*
- * ----------------------------------------------------------------------------
- * OMAP850 PCC_UPLD configuration registers
- * ----------------------------------------------------------------------------
- */
-#define OMAP850_PCC_UPLD_CTRL_BASE      (0xfffe0900)
-#define OMAP850_PCC_UPLD_CTRL           (OMAP850_PCC_UPLD_CTRL_BASE + 0x00)
-
-#endif /*  __ASM_ARCH_OMAP850_H */
-
diff --git a/arch/arm/plat-omap/mailbox.c b/arch/arm/plat-omap/mailbox.c
index ad32621aa52e..5e13c3884aa4 100644
--- a/arch/arm/plat-omap/mailbox.c
+++ b/arch/arm/plat-omap/mailbox.c
@@ -282,6 +282,8 @@ static int omap_mbox_startup(struct omap_mbox *mbox)
                 }
                 mbox->rxq = mq;
                 mq->mbox = mbox;
+
+                omap_mbox_enable_irq(mbox, IRQ_RX);
         }
         mutex_unlock(&mbox_configured_lock);
         return 0;
@@ -305,6 +307,7 @@ static void omap_mbox_fini(struct omap_mbox *mbox)
         mutex_lock(&mbox_configured_lock);
 
         if (!--mbox->use_count) {
+                omap_mbox_disable_irq(mbox, IRQ_RX);
                 free_irq(mbox->irq, mbox);
                 tasklet_kill(&mbox->txq->tasklet);
                 flush_work_sync(&mbox->rxq->work);
@@ -338,13 +341,15 @@ struct omap_mbox *omap_mbox_get(const char *name, struct notifier_block *nb)
         if (!mbox)
                 return ERR_PTR(-ENOENT);
 
-        ret = omap_mbox_startup(mbox);
-        if (ret)
-                return ERR_PTR(-ENODEV);
-
         if (nb)
                 blocking_notifier_chain_register(&mbox->notifier, nb);
 
+        ret = omap_mbox_startup(mbox);
+        if (ret) {
+                blocking_notifier_chain_unregister(&mbox->notifier, nb);
+                return ERR_PTR(-ENODEV);
+        }
+
         return mbox;
 }
 EXPORT_SYMBOL(omap_mbox_get);
diff --git a/include/linux/i2c/twl.h b/include/linux/i2c/twl.h
index 3993477103a5..555382660bc4 100644
--- a/include/linux/i2c/twl.h
+++ b/include/linux/i2c/twl.h
@@ -683,7 +683,6 @@ struct twl4030_audio_data {
 };
 
 struct twl4030_platform_data {
-        unsigned                                irq_base, irq_end;
         struct twl4030_clock_init_data          *clock;
         struct twl4030_bci_platform_data        *bci;
         struct twl4030_gpio_platform_data       *gpio;