Merge branch 'gpio/next-tegra' into gpio/next

Conflicts:
	drivers/gpio/Kconfig
	drivers/gpio/Makefile

51 files changed, 122 insertions, 577 deletions

diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index a6b3fb208775..b80d9670cdd5 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -416,11 +416,15 @@ static struct resource ep93xx_eth_resource[] = {
 	}
 };
 
+static u64 ep93xx_eth_dma_mask = DMA_BIT_MASK(32);
+
 static struct platform_device ep93xx_eth_device = {
 	.name		= "ep93xx-eth",
 	.id		= -1,
 	.dev		= {
-		.platform_data	= &ep93xx_eth_data,
+		.platform_data		= &ep93xx_eth_data,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+		.dma_mask		= &ep93xx_eth_dma_mask,
 	},
 	.num_resources	= ARRAY_SIZE(ep93xx_eth_resource),
 	.resource	= ep93xx_eth_resource,
diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig
index b92c1e557145..1435fc31c4b2 100644
--- a/arch/arm/mach-exynos4/Kconfig
+++ b/arch/arm/mach-exynos4/Kconfig
@@ -91,6 +91,11 @@ config EXYNOS4_SETUP_FIMC
 	help
 	  Common setup code for the camera interfaces.
 
+config EXYNOS4_SETUP_USB_PHY
+	bool
+	help
+	  Common setup code for USB PHY controller
+
 # machine support
 
 menu "EXYNOS4 Machines"
@@ -176,6 +181,7 @@ config MACH_NURI
 	select EXYNOS4_SETUP_I2C3
 	select EXYNOS4_SETUP_I2C5
 	select EXYNOS4_SETUP_SDHCI
+	select EXYNOS4_SETUP_USB_PHY
 	select SAMSUNG_DEV_PWM
 	help
 	  Machine support for Samsung Mobile NURI Board.
diff --git a/arch/arm/mach-exynos4/Makefile b/arch/arm/mach-exynos4/Makefile
index a9bb94fabaa7..60fe5ecf3599 100644
--- a/arch/arm/mach-exynos4/Makefile
+++ b/arch/arm/mach-exynos4/Makefile
@@ -56,4 +56,4 @@ obj-$(CONFIG_EXYNOS4_SETUP_KEYPAD)	+= setup-keypad.o
 obj-$(CONFIG_EXYNOS4_SETUP_SDHCI)	+= setup-sdhci.o
 obj-$(CONFIG_EXYNOS4_SETUP_SDHCI_GPIO)	+= setup-sdhci-gpio.o
 
-obj-$(CONFIG_USB_SUPPORT)		+= usb-phy.o
+obj-$(CONFIG_EXYNOS4_SETUP_USB_PHY)	+= setup-usb-phy.o
diff --git a/arch/arm/mach-exynos4/cpu.c b/arch/arm/mach-exynos4/cpu.c
index 08813a6f66b1..9babe4473e88 100644
--- a/arch/arm/mach-exynos4/cpu.c
+++ b/arch/arm/mach-exynos4/cpu.c
@@ -98,7 +98,7 @@ static struct map_desc exynos4_iodesc[] __initdata = {
 		.length		= SZ_4K,
 		.type		= MT_DEVICE,
 	}, {
-		.virtual	= (unsigned long)S5P_VA_USB_HSPHY,
+		.virtual	= (unsigned long)S3C_VA_USB_HSPHY,
 		.pfn		= __phys_to_pfn(EXYNOS4_PA_HSPHY),
 		.length		= SZ_4K,
 		.type		= MT_DEVICE,
diff --git a/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h b/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h
index 703118d5173c..c337cf3a71bf 100644
--- a/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h
+++ b/arch/arm/mach-exynos4/include/mach/regs-usb-phy.h
@@ -11,7 +11,7 @@
 #ifndef __PLAT_S5P_REGS_USB_PHY_H
 #define __PLAT_S5P_REGS_USB_PHY_H
 
-#define EXYNOS4_HSOTG_PHYREG(x)		((x) + S5P_VA_USB_HSPHY)
+#define EXYNOS4_HSOTG_PHYREG(x)		((x) + S3C_VA_USB_HSPHY)
 
 #define EXYNOS4_PHYPWR			EXYNOS4_HSOTG_PHYREG(0x00)
 #define PHY1_HSIC_NORMAL_MASK		(0xf << 9)
diff --git a/arch/arm/mach-exynos4/usb-phy.c b/arch/arm/mach-exynos4/setup-usb-phy.c
index 0883c1b824b9..0883c1b824b9 100644
--- a/arch/arm/mach-exynos4/usb-phy.c
+++ b/arch/arm/mach-exynos4/setup-usb-phy.c
diff --git a/arch/arm/mach-exynos4/time.c b/arch/arm/mach-exynos4/time.c
index 86b9fa0d3639..ebb8f38d5405 100644
--- a/arch/arm/mach-exynos4/time.c
+++ b/arch/arm/mach-exynos4/time.c
@@ -206,6 +206,7 @@ static cycle_t exynos4_pwm4_read(struct clocksource *cs)
 	return (cycle_t) ~__raw_readl(S3C_TIMERREG(0x40));
 }
 
+#ifdef CONFIG_PM
 static void exynos4_pwm4_resume(struct clocksource *cs)
 {
 	unsigned long pclk;
@@ -218,6 +219,7 @@ static void exynos4_pwm4_resume(struct clocksource *cs)
 	exynos4_pwm_init(4, ~0);
 	exynos4_pwm_start(4, 1);
 }
+#endif
 
 struct clocksource pwm_clocksource = {
 	.name		= "pwm_timer4",
diff --git a/arch/arm/mach-omap1/dma.c b/arch/arm/mach-omap1/dma.c
index d8559344c6e2..f5a52204b89f 100644
--- a/arch/arm/mach-omap1/dma.c
+++ b/arch/arm/mach-omap1/dma.c
@@ -284,14 +284,15 @@ static int __init omap1_system_dma_init(void)
 	dma_base = ioremap(res[0].start, resource_size(&res[0]));
 	if (!dma_base) {
 		pr_err("%s: Unable to ioremap\n", __func__);
-		return -ENODEV;
+		ret = -ENODEV;
+		goto exit_device_put;
 	}
 
 	ret = platform_device_add_resources(pdev, res, ARRAY_SIZE(res));
 	if (ret) {
 		dev_err(&pdev->dev, "%s: Unable to add resources for %s%d\n",
 			__func__, pdev->name, pdev->id);
-		goto exit_device_del;
+		goto exit_device_put;
 	}
 
 	p = kzalloc(sizeof(struct omap_system_dma_plat_info), GFP_KERNEL);
@@ -299,7 +300,7 @@ static int __init omap1_system_dma_init(void)
 		dev_err(&pdev->dev, "%s: Unable to allocate 'p' for %s\n",
 			__func__, pdev->name);
 		ret = -ENOMEM;
-		goto exit_device_put;
+		goto exit_device_del;
 	}
 
 	d = kzalloc(sizeof(struct omap_dma_dev_attr), GFP_KERNEL);
@@ -380,10 +381,10 @@ exit_release_d:
 	kfree(d);
 exit_release_p:
 	kfree(p);
-exit_device_put:
-	platform_device_put(pdev);
 exit_device_del:
 	platform_device_del(pdev);
+exit_device_put:
+	platform_device_put(pdev);
 
 	return ret;
 }
diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c
index d54969be0a54..5de6eac0a725 100644
--- a/arch/arm/mach-omap2/board-2430sdp.c
+++ b/arch/arm/mach-omap2/board-2430sdp.c
@@ -26,13 +26,13 @@
 #include <linux/err.h>
 #include <linux/clk.h>
 #include <linux/io.h>
+#include <linux/gpio.h>
 
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
 
-#include <mach/gpio.h>
 #include <plat/board.h>
 #include <plat/common.h>
 #include <plat/gpmc.h>
diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c
index ae2963a98041..5dac974be625 100644
--- a/arch/arm/mach-omap2/board-3430sdp.c
+++ b/arch/arm/mach-omap2/board-3430sdp.c
@@ -622,19 +622,19 @@ static struct omap_device_pad serial3_pads[] __initdata = {
 			 OMAP_MUX_MODE0),
 };
 
-static struct omap_board_data serial1_data = {
+static struct omap_board_data serial1_data __initdata = {
 	.id		= 0,
 	.pads		= serial1_pads,
 	.pads_cnt	= ARRAY_SIZE(serial1_pads),
 };
 
-static struct omap_board_data serial2_data = {
+static struct omap_board_data serial2_data __initdata = {
 	.id		= 1,
 	.pads		= serial2_pads,
 	.pads_cnt	= ARRAY_SIZE(serial2_pads),
 };
 
-static struct omap_board_data serial3_data = {
+static struct omap_board_data serial3_data __initdata = {
 	.id		= 2,
 	.pads		= serial3_pads,
 	.pads_cnt	= ARRAY_SIZE(serial3_pads),
diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
index 73fa90bb6953..63de2d396e2d 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -258,7 +258,7 @@ static struct gpio sdp4430_eth_gpios[] __initdata = {
 	{ ETH_KS8851_IRQ,	GPIOF_IN,		"eth_irq"	},
 };
 
-static int omap_ethernet_init(void)
+static int __init omap_ethernet_init(void)
 {
 	int status;
 
@@ -322,6 +322,7 @@ static struct omap2_hsmmc_info mmc[] = {
 		.gpio_wp	= -EINVAL,
 		.nonremovable   = true,
 		.ocr_mask	= MMC_VDD_29_30,
+		.no_off_init	= true,
 	},
 	{
 		.mmc		= 1,
@@ -681,19 +682,19 @@ static struct omap_device_pad serial4_pads[] __initdata = {
 			 OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
 };
 
-static struct omap_board_data serial2_data = {
+static struct omap_board_data serial2_data __initdata = {
 	.id		= 1,
 	.pads		= serial2_pads,
 	.pads_cnt	= ARRAY_SIZE(serial2_pads),
 };
 
-static struct omap_board_data serial3_data = {
+static struct omap_board_data serial3_data __initdata = {
 	.id		= 2,
 	.pads		= serial3_pads,
 	.pads_cnt	= ARRAY_SIZE(serial3_pads),
 };
 
-static struct omap_board_data serial4_data = {
+static struct omap_board_data serial4_data __initdata = {
 	.id		= 3,
 	.pads		= serial4_pads,
 	.pads_cnt	= ARRAY_SIZE(serial4_pads),
@@ -729,7 +730,7 @@ static void __init omap_4430sdp_init(void)
 
 	if (omap_rev() == OMAP4430_REV_ES1_0)
 		package = OMAP_PACKAGE_CBL;
-	omap4_mux_init(board_mux, package);
+	omap4_mux_init(board_mux, NULL, package);
 
 	omap_board_config = sdp4430_config;
 	omap_board_config_size = ARRAY_SIZE(sdp4430_config);
diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c
index f3beb8eeef77..b124bdfb4239 100644
--- a/arch/arm/mach-omap2/board-apollon.c
+++ b/arch/arm/mach-omap2/board-apollon.c
@@ -27,13 +27,13 @@
 #include <linux/err.h>
 #include <linux/clk.h>
 #include <linux/smc91x.h>
+#include <linux/gpio.h>
 
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/flash.h>
 
-#include <mach/gpio.h>
 #include <plat/led.h>
 #include <plat/usb.h>
 #include <plat/board.h>
diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c
index c63115bc1536..77456dec93ea 100644
--- a/arch/arm/mach-omap2/board-cm-t35.c
+++ b/arch/arm/mach-omap2/board-cm-t35.c
@@ -63,8 +63,6 @@
 #define SB_T35_SMSC911X_CS	4
 #define SB_T35_SMSC911X_GPIO	65
 
-#define NAND_BLOCK_SIZE		SZ_128K
-
 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 #include <linux/smsc911x.h>
 #include <plat/gpmc-smsc911x.h>
diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c
index 08f08e812492..c3a9fd35034a 100644
--- a/arch/arm/mach-omap2/board-cm-t3517.c
+++ b/arch/arm/mach-omap2/board-cm-t3517.c
@@ -48,6 +48,7 @@
 
 #include "mux.h"
 #include "control.h"
+#include "common-board-devices.h"
 
 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 static struct gpio_led cm_t3517_leds[] = {
@@ -177,7 +178,7 @@ static struct usbhs_omap_board_data cm_t3517_ehci_pdata __initdata = {
 	.reset_gpio_port[2]  = -EINVAL,
 };
 
-static int cm_t3517_init_usbh(void)
+static int __init cm_t3517_init_usbh(void)
 {
 	int err;
 
@@ -203,8 +204,6 @@ static inline int cm_t3517_init_usbh(void)
 #endif
 
 #if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE)
-#define NAND_BLOCK_SIZE		SZ_128K
-
 static struct mtd_partition cm_t3517_nand_partitions[] = {
 	{
 		.name           = "xloader",
diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c
index cf520d7dd614..34956ec83296 100644
--- a/arch/arm/mach-omap2/board-devkit8000.c
+++ b/arch/arm/mach-omap2/board-devkit8000.c
@@ -61,8 +61,6 @@
 #include "timer-gp.h"
 #include "common-board-devices.h"
 
-#define NAND_BLOCK_SIZE		SZ_128K
-
 #define OMAP_DM9000_GPIO_IRQ	25
 #define OMAP3_DEVKIT_TS_GPIO	27
 
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index be71426359f2..7f21d24bd437 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -54,8 +54,6 @@
 #include "pm.h"
 #include "common-board-devices.h"
 
-#define NAND_BLOCK_SIZE		SZ_128K
-
 /*
  * OMAP3 Beagle revision
  * Run time detection of Beagle revision is done by reading GPIO.
@@ -106,6 +104,9 @@ static void __init omap3_beagle_init_rev(void)
 	beagle_rev = gpio_get_value(171) | (gpio_get_value(172) << 1)
 			| (gpio_get_value(173) << 2);
 
+	gpio_free_array(omap3_beagle_rev_gpios,
+			ARRAY_SIZE(omap3_beagle_rev_gpios));
+
 	switch (beagle_rev) {
 	case 7:
 		printk(KERN_INFO "OMAP3 Beagle Rev: Ax/Bx\n");
@@ -579,6 +580,9 @@ static void __init omap3_beagle_init(void)
 	omap_nand_flash_init(NAND_BUSWIDTH_16, omap3beagle_nand_partitions,
 			     ARRAY_SIZE(omap3beagle_nand_partitions));
 
+	/* Ensure msecure is mux'd to be able to set the RTC. */
+	omap_mux_init_signal("sys_drm_msecure", OMAP_PIN_OFF_OUTPUT_HIGH);
+
 	/* Ensure SDRC pins are mux'd for self-refresh */
 	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
 	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c
index 1d10736c6d3c..2a0bb4818cae 100644
--- a/arch/arm/mach-omap2/board-omap3pandora.c
+++ b/arch/arm/mach-omap2/board-omap3pandora.c
@@ -30,6 +30,7 @@
 #include <linux/leds.h>
 #include <linux/input.h>
 #include <linux/input/matrix_keypad.h>
+#include <linux/gpio.h>
 #include <linux/gpio_keys.h>
 #include <linux/mmc/host.h>
 #include <linux/mmc/card.h>
@@ -41,7 +42,6 @@
 
 #include <plat/board.h>
 #include <plat/common.h>
-#include <mach/gpio.h>
 #include <mach/hardware.h>
 #include <plat/mcspi.h>
 #include <plat/usb.h>
@@ -57,8 +57,6 @@
 #define PANDORA_WIFI_NRESET_GPIO	23
 #define OMAP3_PANDORA_TS_GPIO		94
 
-#define NAND_BLOCK_SIZE			SZ_128K
-
 static struct mtd_partition omap3pandora_nand_partitions[] = {
 	{
 		.name           = "xloader",
diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c
index 82872d7d313b..5f649faf7377 100644
--- a/arch/arm/mach-omap2/board-omap3touchbook.c
+++ b/arch/arm/mach-omap2/board-omap3touchbook.c
@@ -56,8 +56,6 @@
 
 #include <asm/setup.h>
 
-#define NAND_BLOCK_SIZE		SZ_128K
-
 #define OMAP3_AC_GPIO		136
 #define OMAP3_TS_GPIO		162
 #define TB_BL_PWM_TIMER		9
diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c
index 90485fced973..0cfe2005cb50 100644
--- a/arch/arm/mach-omap2/board-omap4panda.c
+++ b/arch/arm/mach-omap2/board-omap4panda.c
@@ -526,19 +526,19 @@ static struct omap_device_pad serial4_pads[] __initdata = {
 			 OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
 };
 
-static struct omap_board_data serial2_data = {
+static struct omap_board_data serial2_data __initdata = {
 	.id             = 1,
 	.pads           = serial2_pads,
 	.pads_cnt       = ARRAY_SIZE(serial2_pads),
 };
 
-static struct omap_board_data serial3_data = {
+static struct omap_board_data serial3_data __initdata = {
 	.id             = 2,
 	.pads           = serial3_pads,
 	.pads_cnt       = ARRAY_SIZE(serial3_pads),
 };
 
-static struct omap_board_data serial4_data = {
+static struct omap_board_data serial4_data __initdata = {
 	.id             = 3,
 	.pads           = serial4_pads,
 	.pads_cnt       = ARRAY_SIZE(serial4_pads),
@@ -687,7 +687,7 @@ static void __init omap4_panda_init(void)
 
 	if (omap_rev() == OMAP4430_REV_ES1_0)
 		package = OMAP_PACKAGE_CBL;
-	omap4_mux_init(board_mux, package);
+	omap4_mux_init(board_mux, NULL, package);
 
 	if (wl12xx_set_platform_data(&omap_panda_wlan_data))
 		pr_err("error setting wl12xx data\n");
diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c
index 1555918e3ffa..175e1ab2b04d 100644
--- a/arch/arm/mach-omap2/board-overo.c
+++ b/arch/arm/mach-omap2/board-overo.c
@@ -24,6 +24,7 @@
 #include <linux/err.h>
 #include <linux/init.h>
 #include <linux/io.h>
+#include <linux/gpio.h>
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
 #include <linux/i2c/twl.h>
@@ -45,7 +46,6 @@
 #include <plat/common.h>
 #include <video/omapdss.h>
 #include <video/omap-panel-generic-dpi.h>
-#include <mach/gpio.h>
 #include <plat/gpmc.h>
 #include <mach/hardware.h>
 #include <plat/nand.h>
@@ -65,8 +65,6 @@
 #define OVERO_GPIO_USBH_CPEN	168
 #define OVERO_GPIO_USBH_NRESET	183
 
-#define NAND_BLOCK_SIZE SZ_128K
-
 #define OVERO_SMSC911X_CS      5
 #define OVERO_SMSC911X_GPIO    176
 #define OVERO_SMSC911X2_CS     4
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index f6247e71a194..990366726c58 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -488,6 +488,7 @@ static struct regulator_init_data rx51_vmmc2 = {
 		.name			= "V28_A",
 		.min_uV			= 2800000,
 		.max_uV			= 3000000,
+		.always_on		= true, /* due VIO leak to AIC34 VDDs */
 		.apply_uV		= true,
 		.valid_modes_mask	= REGULATOR_MODE_NORMAL
 					| REGULATOR_MODE_STANDBY,
@@ -582,7 +583,7 @@ static int rx51_twlgpio_setup(struct device *dev, unsigned gpio, unsigned n)
 {
 	/* FIXME this gpio setup is just a placeholder for now */
 	gpio_request_one(gpio + 6, GPIOF_OUT_INIT_LOW, "backlight_pwm");
-	gpio_request_one(gpio + 7, GPIOF_OUT_INIT_HIGH, "speaker_en");
+	gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "speaker_en");
 
 	return 0;
 }
diff --git a/arch/arm/mach-omap2/board-zoom-display.c b/arch/arm/mach-omap2/board-zoom-display.c
index c7c6beb1ec24..d4683ba5f721 100644
--- a/arch/arm/mach-omap2/board-zoom-display.c
+++ b/arch/arm/mach-omap2/board-zoom-display.c
@@ -26,7 +26,7 @@ static struct gpio zoom_lcd_gpios[] __initdata = {
 	{ LCD_PANEL_QVGA_GPIO,	GPIOF_OUT_INIT_HIGH, "lcd qvga"	 },
 };
 
-static void zoom_lcd_panel_init(void)
+static void __init zoom_lcd_panel_init(void)
 {
 	zoom_lcd_gpios[0].gpio = (omap_rev() > OMAP3430_REV_ES3_0) ?
 			LCD_PANEL_RESET_GPIO_PROD :
diff --git a/arch/arm/mach-omap2/common-board-devices.c b/arch/arm/mach-omap2/common-board-devices.c
index e94903b2c65b..94ccf464677b 100644
--- a/arch/arm/mach-omap2/common-board-devices.c
+++ b/arch/arm/mach-omap2/common-board-devices.c
@@ -85,17 +85,17 @@ 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;
 
-	err = gpio_request(gpio_pendown, "TS PenDown");
-	if (err) {
-		pr_err("Could not obtain gpio for TS PenDown: %d\n", err);
-		return;
-	}
-
-	gpio_direction_input(gpio_pendown);
-	gpio_export(gpio_pendown, 0);
+	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);
+		if (gpio_debounce)
+			gpio_set_debounce(gpio_pendown, gpio_debounce);
+	}
 
 	ads7846_config.gpio_pendown = gpio_pendown;
 
diff --git a/arch/arm/mach-omap2/common-board-devices.h b/arch/arm/mach-omap2/common-board-devices.h
index eb80b3b0ef47..679719051df5 100644
--- a/arch/arm/mach-omap2/common-board-devices.h
+++ b/arch/arm/mach-omap2/common-board-devices.h
@@ -1,6 +1,8 @@
 #ifndef __OMAP_COMMON_BOARD_DEVICES__
 #define __OMAP_COMMON_BOARD_DEVICES__
 
+#define NAND_BLOCK_SIZE	SZ_128K
+
 struct twl4030_platform_data;
 struct mtd_partition;
 
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 7b8558564591..5b8ca680ed93 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -97,7 +97,7 @@ static int __init omap4_l3_init(void)
 
 	WARN(IS_ERR(od), "could not build omap_device for %s\n", oh_name);
 
-	return PTR_ERR(od);
+	return IS_ERR(od) ? PTR_ERR(od) : 0;
 }
 postcore_initcall(omap4_l3_init);
 
diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c
index b2f30bed5a20..66868c5d5a29 100644
--- a/arch/arm/mach-omap2/hsmmc.c
+++ b/arch/arm/mach-omap2/hsmmc.c
@@ -145,6 +145,7 @@ static void omap4_hsmmc1_after_set_reg(struct device *dev, int slot,
 				 int power_on, int vdd)
 {
 	u32 reg;
+	unsigned long timeout;
 
 	if (power_on) {
 		reg = omap4_ctrl_pad_readl(control_pbias_offset);
@@ -157,9 +158,15 @@ static void omap4_hsmmc1_after_set_reg(struct device *dev, int slot,
 			OMAP4_MMC1_PWRDNZ_MASK |
 			OMAP4_USBC1_ICUSB_PWRDNZ_MASK);
 		omap4_ctrl_pad_writel(reg, control_pbias_offset);
-		/* 4 microsec delay for comparator to generate an error*/
-		udelay(4);
-		reg = omap4_ctrl_pad_readl(control_pbias_offset);
+
+		timeout = jiffies + msecs_to_jiffies(5);
+		do {
+			reg = omap4_ctrl_pad_readl(control_pbias_offset);
+			if (!(reg & OMAP4_MMC1_PBIASLITE_VMODE_ERROR_MASK))
+				break;
+			usleep_range(100, 200);
+		} while (!time_after(jiffies, timeout));
+
 		if (reg & OMAP4_MMC1_PBIASLITE_VMODE_ERROR_MASK) {
 			pr_err("Pbias Voltage is not same as LDO\n");
 			/* Caution : On VMODE_ERROR Power Down MMC IO */
@@ -331,6 +338,9 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
 	if (c->no_off)
 		mmc->slots[0].no_off = 1;
 
+	if (c->no_off_init)
+		mmc->slots[0].no_regulator_off_init = c->no_off_init;
+
 	if (c->vcc_aux_disable_is_sleep)
 		mmc->slots[0].vcc_aux_disable_is_sleep = 1;
 
diff --git a/arch/arm/mach-omap2/hsmmc.h b/arch/arm/mach-omap2/hsmmc.h
index f119348827d4..f757e78d4d4f 100644
--- a/arch/arm/mach-omap2/hsmmc.h
+++ b/arch/arm/mach-omap2/hsmmc.h
@@ -18,6 +18,7 @@ struct omap2_hsmmc_info {
 	bool	nonremovable;	/* Nonremovable e.g. eMMC */
 	bool	power_saving;	/* Try to sleep or power off when possible */
 	bool	no_off;		/* power_saving and power is not to go off */
+	bool	no_off_init;	/* no power off when not in MMC sleep state */
 	bool	vcc_aux_disable_is_sleep; /* Regulator off remapped to sleep */
 	int	gpio_cd;	/* or -EINVAL */
 	int	gpio_wp;	/* or -EINVAL */
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index a4ab1e364313..c7fb22abc219 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -83,6 +83,9 @@ void omap_mux_write(struct omap_mux_partition *partition, u16 val,
 void omap_mux_write_array(struct omap_mux_partition *partition,
 				 struct omap_board_mux *board_mux)
 {
+	if (!board_mux)
+		return;
+
 	while (board_mux->reg_offset != OMAP_MUX_TERMINATOR) {
 		omap_mux_write(partition, board_mux->value,
 			       board_mux->reg_offset);
@@ -906,7 +909,7 @@ static struct omap_mux *omap_mux_get_by_gpio(
 u16 omap_mux_get_gpio(int gpio)
 {
 	struct omap_mux_partition *partition;
-	struct omap_mux *m;
+	struct omap_mux *m = NULL;
 
 	list_for_each_entry(partition, &mux_partitions, node) {
 		m = omap_mux_get_by_gpio(partition, gpio);
diff --git a/arch/arm/mach-omap2/mux.h b/arch/arm/mach-omap2/mux.h
index 137f321c029f..2132308ad1e4 100644
--- a/arch/arm/mach-omap2/mux.h
+++ b/arch/arm/mach-omap2/mux.h
@@ -323,10 +323,12 @@ int omap3_mux_init(struct omap_board_mux *board_mux, int flags);
 
 /**
  * omap4_mux_init() - initialize mux system with board specific set
- * @board_mux:		Board specific mux table
+ * @board_subset:	Board specific mux table
+ * @board_wkup_subset:	Board specific mux table for wakeup instance
  * @flags:		OMAP package type used for the board
  */
-int omap4_mux_init(struct omap_board_mux *board_mux, int flags);
+int omap4_mux_init(struct omap_board_mux *board_subset,
+	struct omap_board_mux *board_wkup_subset, int flags);
 
 /**
  * omap_mux_init - private mux init function, do not call
diff --git a/arch/arm/mach-omap2/mux44xx.c b/arch/arm/mach-omap2/mux44xx.c
index 9a66445112ae..f5a74daab2ff 100644
--- a/arch/arm/mach-omap2/mux44xx.c
+++ b/arch/arm/mach-omap2/mux44xx.c
@@ -1309,7 +1309,8 @@ static struct omap_ball __initdata omap4_wkup_cbl_cbs_ball[] = {
 #define omap4_wkup_cbl_cbs_ball  NULL
 #endif
 
-int __init omap4_mux_init(struct omap_board_mux *board_subset, int flags)
+int __init omap4_mux_init(struct omap_board_mux *board_subset,
+	struct omap_board_mux *board_wkup_subset, int flags)
 {
 	struct omap_ball *package_balls_core;
 	struct omap_ball *package_balls_wkup = omap4_wkup_cbl_cbs_ball;
@@ -1347,7 +1348,7 @@ int __init omap4_mux_init(struct omap_board_mux *board_subset, int flags)
 			    OMAP_MUX_GPIO_IN_MODE3,
 			    OMAP4_CTRL_MODULE_PAD_WKUP_MUX_PBASE,
 			    OMAP4_CTRL_MODULE_PAD_WKUP_MUX_SIZE,
-			    omap4_wkup_muxmodes, NULL, board_subset,
+			    omap4_wkup_muxmodes, NULL, board_wkup_subset,
 			    package_balls_wkup);
 
 	return ret;
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index e03429453ce7..293fa6cd50e1 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -1628,7 +1628,7 @@ int omap_hwmod_for_each(int (*fn)(struct omap_hwmod *oh, void *data),
 			void *data)
 {
 	struct omap_hwmod *temp_oh;
-	int ret;
+	int ret = 0;
 
 	if (!fn)
 		return -EINVAL;
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index abc548a0c98d..e1c69ffe0f69 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -5109,7 +5109,7 @@ static __initdata struct omap_hwmod *omap44xx_hwmods[] = {
 	&omap44xx_iva_seq1_hwmod,
 
 	/* kbd class */
-/*	&omap44xx_kbd_hwmod, */
+	&omap44xx_kbd_hwmod,
 
 	/* mailbox class */
 	&omap44xx_mailbox_hwmod,
diff --git a/arch/arm/mach-omap2/omap_phy_internal.c b/arch/arm/mach-omap2/omap_phy_internal.c
index f47813edd951..58775e3c8476 100644
--- a/arch/arm/mach-omap2/omap_phy_internal.c
+++ b/arch/arm/mach-omap2/omap_phy_internal.c
@@ -56,8 +56,10 @@ int omap4430_phy_init(struct device *dev)
 	/* Power down the phy */
 	__raw_writel(PHY_PD, ctrl_base + CONTROL_DEV_CONF);
 
-	if (!dev)
+	if (!dev) {
+		iounmap(ctrl_base);
 		return 0;
+	}
 
 	phyclk = clk_get(dev, "ocp2scp_usb_phy_ick");
 	if (IS_ERR(phyclk)) {
diff --git a/arch/arm/mach-s3c2410/Makefile b/arch/arm/mach-s3c2410/Makefile
index 0d468e96e83e..81695353d8f4 100644
--- a/arch/arm/mach-s3c2410/Makefile
+++ b/arch/arm/mach-s3c2410/Makefile
@@ -10,7 +10,6 @@ obj-n				:=
 obj-				:=
 
 obj-$(CONFIG_CPU_S3C2410)	+= s3c2410.o
-obj-$(CONFIG_CPU_S3C2410)	+= irq.o
 obj-$(CONFIG_CPU_S3C2410_DMA)	+= dma.o
 obj-$(CONFIG_CPU_S3C2410_DMA)	+= dma.o
 obj-$(CONFIG_S3C2410_PM)	+= pm.o sleep.o
diff --git a/arch/arm/mach-s3c2410/irq.c b/arch/arm/mach-s3c2410/irq.c
deleted file mode 100644
index 2854129f8cc7..000000000000
--- a/arch/arm/mach-s3c2410/irq.c
+++ /dev/null
@@ -1,34 +0,0 @@
-/* linux/arch/arm/mach-s3c2410/irq.c
- *
- * Copyright (c) 2006 Simtec Electronics
- *	Ben Dooks <ben@simtec.co.uk>
- *
- * 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 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- *
-*/
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/syscore_ops.h>
-
-#include <plat/cpu.h>
-#include <plat/pm.h>
-
-struct syscore_ops s3c24xx_irq_syscore_ops = {
-	.suspend	= s3c24xx_irq_suspend,
-	.resume		= s3c24xx_irq_resume,
-};
diff --git a/arch/arm/mach-s5pv210/cpufreq.c b/arch/arm/mach-s5pv210/cpufreq.c
index 22046e2f53c2..153af8b359ec 100644
--- a/arch/arm/mach-s5pv210/cpufreq.c
+++ b/arch/arm/mach-s5pv210/cpufreq.c
@@ -101,12 +101,14 @@ static void s5pv210_set_refresh(enum s5pv210_dmc_port ch, unsigned long freq)
 	unsigned long tmp, tmp1;
 	void __iomem *reg = NULL;
 
-	if (ch == DMC0)
+	if (ch == DMC0) {
 		reg = (S5P_VA_DMC0 + 0x30);
-	else if (ch == DMC1)
+	} else if (ch == DMC1) {
 		reg = (S5P_VA_DMC1 + 0x30);
-	else
+	} else {
 		printk(KERN_ERR "Cannot find DMC port\n");
+		return;
+	}
 
 	/* Find current DRAM frequency */
 	tmp = s5pv210_dram_conf[ch].freq;
diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile
index 823c703e573c..ed58ef9019b5 100644
--- a/arch/arm/mach-tegra/Makefile
+++ b/arch/arm/mach-tegra/Makefile
@@ -4,7 +4,6 @@ obj-y                                   += io.o
 obj-y                                   += irq.o
 obj-y                                   += clock.o
 obj-y                                   += timer.o
-obj-y                                   += gpio.o
 obj-y                                   += pinmux.o
 obj-y                                   += powergate.o
 obj-y					+= fuse.o
diff --git a/arch/arm/mach-tegra/gpio.c b/arch/arm/mach-tegra/gpio.c
deleted file mode 100644
index 919d63837736..000000000000
--- a/arch/arm/mach-tegra/gpio.c
+++ /dev/null
@@ -1,431 +0,0 @@
-/*
- * arch/arm/mach-tegra/gpio.c
- *
- * Copyright (c) 2010 Google, Inc
- *
- * Author:
- *	Erik Gilling <konkers@google.com>
- *
- * 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 <linux/init.h>
-#include <linux/irq.h>
-#include <linux/interrupt.h>
-
-#include <linux/io.h>
-#include <linux/gpio.h>
-
-#include <asm/mach/irq.h>
-
-#include <mach/iomap.h>
-#include <mach/suspend.h>
-
-#define GPIO_BANK(x)		((x) >> 5)
-#define GPIO_PORT(x)		(((x) >> 3) & 0x3)
-#define GPIO_BIT(x)		((x) & 0x7)
-
-#define GPIO_REG(x)		(IO_TO_VIRT(TEGRA_GPIO_BASE) +	\
-				 GPIO_BANK(x) * 0x80 +		\
-				 GPIO_PORT(x) * 4)
-
-#define GPIO_CNF(x)		(GPIO_REG(x) + 0x00)
-#define GPIO_OE(x)		(GPIO_REG(x) + 0x10)
-#define GPIO_OUT(x)		(GPIO_REG(x) + 0X20)
-#define GPIO_IN(x)		(GPIO_REG(x) + 0x30)
-#define GPIO_INT_STA(x)		(GPIO_REG(x) + 0x40)
-#define GPIO_INT_ENB(x)		(GPIO_REG(x) + 0x50)
-#define GPIO_INT_LVL(x)		(GPIO_REG(x) + 0x60)
-#define GPIO_INT_CLR(x)		(GPIO_REG(x) + 0x70)
-
-#define GPIO_MSK_CNF(x)		(GPIO_REG(x) + 0x800)
-#define GPIO_MSK_OE(x)		(GPIO_REG(x) + 0x810)
-#define GPIO_MSK_OUT(x)		(GPIO_REG(x) + 0X820)
-#define GPIO_MSK_INT_STA(x)	(GPIO_REG(x) + 0x840)
-#define GPIO_MSK_INT_ENB(x)	(GPIO_REG(x) + 0x850)
-#define GPIO_MSK_INT_LVL(x)	(GPIO_REG(x) + 0x860)
-
-#define GPIO_INT_LVL_MASK		0x010101
-#define GPIO_INT_LVL_EDGE_RISING	0x000101
-#define GPIO_INT_LVL_EDGE_FALLING	0x000100
-#define GPIO_INT_LVL_EDGE_BOTH		0x010100
-#define GPIO_INT_LVL_LEVEL_HIGH		0x000001
-#define GPIO_INT_LVL_LEVEL_LOW		0x000000
-
-struct tegra_gpio_bank {
-	int bank;
-	int irq;
-	spinlock_t lvl_lock[4];
-#ifdef CONFIG_PM
-	u32 cnf[4];
-	u32 out[4];
-	u32 oe[4];
-	u32 int_enb[4];
-	u32 int_lvl[4];
-#endif
-};
-
-
-static struct tegra_gpio_bank tegra_gpio_banks[] = {
-	{.bank = 0, .irq = INT_GPIO1},
-	{.bank = 1, .irq = INT_GPIO2},
-	{.bank = 2, .irq = INT_GPIO3},
-	{.bank = 3, .irq = INT_GPIO4},
-	{.bank = 4, .irq = INT_GPIO5},
-	{.bank = 5, .irq = INT_GPIO6},
-	{.bank = 6, .irq = INT_GPIO7},
-};
-
-static int tegra_gpio_compose(int bank, int port, int bit)
-{
-	return (bank << 5) | ((port & 0x3) << 3) | (bit & 0x7);
-}
-
-static void tegra_gpio_mask_write(u32 reg, int gpio, int value)
-{
-	u32 val;
-
-	val = 0x100 << GPIO_BIT(gpio);
-	if (value)
-		val |= 1 << GPIO_BIT(gpio);
-	__raw_writel(val, reg);
-}
-
-void tegra_gpio_enable(int gpio)
-{
-	tegra_gpio_mask_write(GPIO_MSK_CNF(gpio), gpio, 1);
-}
-
-void tegra_gpio_disable(int gpio)
-{
-	tegra_gpio_mask_write(GPIO_MSK_CNF(gpio), gpio, 0);
-}
-
-static void tegra_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
-{
-	tegra_gpio_mask_write(GPIO_MSK_OUT(offset), offset, value);
-}
-
-static int tegra_gpio_get(struct gpio_chip *chip, unsigned offset)
-{
-	return (__raw_readl(GPIO_IN(offset)) >> GPIO_BIT(offset)) & 0x1;
-}
-
-static int tegra_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
-{
-	tegra_gpio_mask_write(GPIO_MSK_OE(offset), offset, 0);
-	return 0;
-}
-
-static int tegra_gpio_direction_output(struct gpio_chip *chip, unsigned offset,
-					int value)
-{
-	tegra_gpio_set(chip, offset, value);
-	tegra_gpio_mask_write(GPIO_MSK_OE(offset), offset, 1);
-	return 0;
-}
-
-
-
-static struct gpio_chip tegra_gpio_chip = {
-	.label			= "tegra-gpio",
-	.direction_input	= tegra_gpio_direction_input,
-	.get			= tegra_gpio_get,
-	.direction_output	= tegra_gpio_direction_output,
-	.set			= tegra_gpio_set,
-	.base			= 0,
-	.ngpio			= TEGRA_NR_GPIOS,
-};
-
-static void tegra_gpio_irq_ack(struct irq_data *d)
-{
-	int gpio = d->irq - INT_GPIO_BASE;
-
-	__raw_writel(1 << GPIO_BIT(gpio), GPIO_INT_CLR(gpio));
-}
-
-static void tegra_gpio_irq_mask(struct irq_data *d)
-{
-	int gpio = d->irq - INT_GPIO_BASE;
-
-	tegra_gpio_mask_write(GPIO_MSK_INT_ENB(gpio), gpio, 0);
-}
-
-static void tegra_gpio_irq_unmask(struct irq_data *d)
-{
-	int gpio = d->irq - INT_GPIO_BASE;
-
-	tegra_gpio_mask_write(GPIO_MSK_INT_ENB(gpio), gpio, 1);
-}
-
-static int tegra_gpio_irq_set_type(struct irq_data *d, unsigned int type)
-{
-	int gpio = d->irq - INT_GPIO_BASE;
-	struct tegra_gpio_bank *bank = irq_data_get_irq_chip_data(d);
-	int port = GPIO_PORT(gpio);
-	int lvl_type;
-	int val;
-	unsigned long flags;
-
-	switch (type & IRQ_TYPE_SENSE_MASK) {
-	case IRQ_TYPE_EDGE_RISING:
-		lvl_type = GPIO_INT_LVL_EDGE_RISING;
-		break;
-
-	case IRQ_TYPE_EDGE_FALLING:
-		lvl_type = GPIO_INT_LVL_EDGE_FALLING;
-		break;
-
-	case IRQ_TYPE_EDGE_BOTH:
-		lvl_type = GPIO_INT_LVL_EDGE_BOTH;
-		break;
-
-	case IRQ_TYPE_LEVEL_HIGH:
-		lvl_type = GPIO_INT_LVL_LEVEL_HIGH;
-		break;
-
-	case IRQ_TYPE_LEVEL_LOW:
-		lvl_type = GPIO_INT_LVL_LEVEL_LOW;
-		break;
-
-	default:
-		return -EINVAL;
-	}
-
-	spin_lock_irqsave(&bank->lvl_lock[port], flags);
-
-	val = __raw_readl(GPIO_INT_LVL(gpio));
-	val &= ~(GPIO_INT_LVL_MASK << GPIO_BIT(gpio));
-	val |= lvl_type << GPIO_BIT(gpio);
-	__raw_writel(val, GPIO_INT_LVL(gpio));
-
-	spin_unlock_irqrestore(&bank->lvl_lock[port], flags);
-
-	if (type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH))
-		__irq_set_handler_locked(d->irq, handle_level_irq);
-	else if (type & (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING))
-		__irq_set_handler_locked(d->irq, handle_edge_irq);
-
-	return 0;
-}
-
-static void tegra_gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
-{
-	struct tegra_gpio_bank *bank;
-	int port;
-	int pin;
-	int unmasked = 0;
-	struct irq_chip *chip = irq_desc_get_chip(desc);
-
-	chained_irq_enter(chip, desc);
-
-	bank = irq_get_handler_data(irq);
-
-	for (port = 0; port < 4; port++) {
-		int gpio = tegra_gpio_compose(bank->bank, port, 0);
-		unsigned long sta = __raw_readl(GPIO_INT_STA(gpio)) &
-			__raw_readl(GPIO_INT_ENB(gpio));
-		u32 lvl = __raw_readl(GPIO_INT_LVL(gpio));
-
-		for_each_set_bit(pin, &sta, 8) {
-			__raw_writel(1 << pin, GPIO_INT_CLR(gpio));
-
-			/* if gpio is edge triggered, clear condition
-			 * before executing the hander so that we don't
-			 * miss edges
-			 */
-			if (lvl & (0x100 << pin)) {
-				unmasked = 1;
-				chained_irq_exit(chip, desc);
-			}
-
-			generic_handle_irq(gpio_to_irq(gpio + pin));
-		}
-	}
-
-	if (!unmasked)
-		chained_irq_exit(chip, desc);
-
-}
-
-#ifdef CONFIG_PM
-void tegra_gpio_resume(void)
-{
-	unsigned long flags;
-	int b;
-	int p;
-
-	local_irq_save(flags);
-
-	for (b = 0; b < ARRAY_SIZE(tegra_gpio_banks); b++) {
-		struct tegra_gpio_bank *bank = &tegra_gpio_banks[b];
-
-		for (p = 0; p < ARRAY_SIZE(bank->oe); p++) {
-			unsigned int gpio = (b<<5) | (p<<3);
-			__raw_writel(bank->cnf[p], GPIO_CNF(gpio));
-			__raw_writel(bank->out[p], GPIO_OUT(gpio));
-			__raw_writel(bank->oe[p], GPIO_OE(gpio));
-			__raw_writel(bank->int_lvl[p], GPIO_INT_LVL(gpio));
-			__raw_writel(bank->int_enb[p], GPIO_INT_ENB(gpio));
-		}
-	}
-
-	local_irq_restore(flags);
-}
-
-void tegra_gpio_suspend(void)
-{
-	unsigned long flags;
-	int b;
-	int p;
-
-	local_irq_save(flags);
-	for (b = 0; b < ARRAY_SIZE(tegra_gpio_banks); b++) {
-		struct tegra_gpio_bank *bank = &tegra_gpio_banks[b];
-
-		for (p = 0; p < ARRAY_SIZE(bank->oe); p++) {
-			unsigned int gpio = (b<<5) | (p<<3);
-			bank->cnf[p] = __raw_readl(GPIO_CNF(gpio));
-			bank->out[p] = __raw_readl(GPIO_OUT(gpio));
-			bank->oe[p] = __raw_readl(GPIO_OE(gpio));
-			bank->int_enb[p] = __raw_readl(GPIO_INT_ENB(gpio));
-			bank->int_lvl[p] = __raw_readl(GPIO_INT_LVL(gpio));
-		}
-	}
-	local_irq_restore(flags);
-}
-
-static int tegra_gpio_wake_enable(struct irq_data *d, unsigned int enable)
-{
-	struct tegra_gpio_bank *bank = irq_data_get_irq_chip_data(d);
-	return irq_set_irq_wake(bank->irq, enable);
-}
-#endif
-
-static struct irq_chip tegra_gpio_irq_chip = {
-	.name		= "GPIO",
-	.irq_ack	= tegra_gpio_irq_ack,
-	.irq_mask	= tegra_gpio_irq_mask,
-	.irq_unmask	= tegra_gpio_irq_unmask,
-	.irq_set_type	= tegra_gpio_irq_set_type,
-#ifdef CONFIG_PM
-	.irq_set_wake	= tegra_gpio_wake_enable,
-#endif
-};
-
-
-/* This lock class tells lockdep that GPIO irqs are in a different
- * category than their parents, so it won't report false recursion.
- */
-static struct lock_class_key gpio_lock_class;
-
-static int __init tegra_gpio_init(void)
-{
-	struct tegra_gpio_bank *bank;
-	int i;
-	int j;
-
-	for (i = 0; i < 7; i++) {
-		for (j = 0; j < 4; j++) {
-			int gpio = tegra_gpio_compose(i, j, 0);
-			__raw_writel(0x00, GPIO_INT_ENB(gpio));
-		}
-	}
-
-	gpiochip_add(&tegra_gpio_chip);
-
-	for (i = INT_GPIO_BASE; i < (INT_GPIO_BASE + TEGRA_NR_GPIOS); i++) {
-		bank = &tegra_gpio_banks[GPIO_BANK(irq_to_gpio(i))];
-
-		irq_set_lockdep_class(i, &gpio_lock_class);
-		irq_set_chip_data(i, bank);
-		irq_set_chip_and_handler(i, &tegra_gpio_irq_chip,
-					 handle_simple_irq);
-		set_irq_flags(i, IRQF_VALID);
-	}
-
-	for (i = 0; i < ARRAY_SIZE(tegra_gpio_banks); i++) {
-		bank = &tegra_gpio_banks[i];
-
-		irq_set_chained_handler(bank->irq, tegra_gpio_irq_handler);
-		irq_set_handler_data(bank->irq, bank);
-
-		for (j = 0; j < 4; j++)
-			spin_lock_init(&bank->lvl_lock[j]);
-	}
-
-	return 0;
-}
-
-postcore_initcall(tegra_gpio_init);
-
-void __init tegra_gpio_config(struct tegra_gpio_table *table, int num)
-{
-	int i;
-
-	for (i = 0; i < num; i++) {
-		int gpio = table[i].gpio;
-
-		if (table[i].enable)
-			tegra_gpio_enable(gpio);
-		else
-			tegra_gpio_disable(gpio);
-	}
-}
-
-#ifdef	CONFIG_DEBUG_FS
-
-#include <linux/debugfs.h>
-#include <linux/seq_file.h>
-
-static int dbg_gpio_show(struct seq_file *s, void *unused)
-{
-	int i;
-	int j;
-
-	for (i = 0; i < 7; i++) {
-		for (j = 0; j < 4; j++) {
-			int gpio = tegra_gpio_compose(i, j, 0);
-			seq_printf(s,
-				"%d:%d %02x %02x %02x %02x %02x %02x %06x\n",
-				i, j,
-				__raw_readl(GPIO_CNF(gpio)),
-				__raw_readl(GPIO_OE(gpio)),
-				__raw_readl(GPIO_OUT(gpio)),
-				__raw_readl(GPIO_IN(gpio)),
-				__raw_readl(GPIO_INT_STA(gpio)),
-				__raw_readl(GPIO_INT_ENB(gpio)),
-				__raw_readl(GPIO_INT_LVL(gpio)));
-		}
-	}
-	return 0;
-}
-
-static int dbg_gpio_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, dbg_gpio_show, &inode->i_private);
-}
-
-static const struct file_operations debug_fops = {
-	.open		= dbg_gpio_open,
-	.read		= seq_read,
-	.llseek		= seq_lseek,
-	.release	= single_release,
-};
-
-static int __init tegra_gpio_debuginit(void)
-{
-	(void) debugfs_create_file("tegra_gpio", S_IRUGO,
-					NULL, NULL, &debug_fops);
-	return 0;
-}
-late_initcall(tegra_gpio_debuginit);
-#endif
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index c3c417656bd9..4598b06c8c55 100644
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -159,6 +159,9 @@ static void __init db8500_add_gpios(void)
 		/* No custom data yet */
 	};
 
+	if (cpu_is_u8500v2())
+		pdata.supports_sleepmode = true;
+
 	dbx500_add_gpios(ARRAY_AND_SIZE(db8500_gpio_base),
 			 IRQ_DB8500_GPIO0, &pdata);
 }
diff --git a/arch/arm/plat-nomadik/include/plat/gpio.h b/arch/arm/plat-nomadik/include/plat/gpio.h
index ea19a5b2f227..d5d7e651269c 100644
--- a/arch/arm/plat-nomadik/include/plat/gpio.h
+++ b/arch/arm/plat-nomadik/include/plat/gpio.h
@@ -90,6 +90,7 @@ struct nmk_gpio_platform_data {
 	int num_gpio;
 	u32 (*get_secondary_status)(unsigned int bank);
 	void (*set_ioforce)(bool enable);
+	bool supports_sleepmode;
 };
 
 #endif /* __ASM_PLAT_GPIO_H */
diff --git a/arch/arm/plat-omap/include/plat/flash.h b/arch/arm/plat-omap/include/plat/flash.h
index 3083195123ea..0d88499b79e9 100644
--- a/arch/arm/plat-omap/include/plat/flash.h
+++ b/arch/arm/plat-omap/include/plat/flash.h
@@ -11,6 +11,7 @@
 
 #include <linux/mtd/map.h>
 
+struct platform_device;
 extern void omap1_set_vpp(struct platform_device *pdev, int enable);
 
 #endif
diff --git a/arch/arm/plat-omap/include/plat/iovmm.h b/arch/arm/plat-omap/include/plat/iovmm.h
index 32a2f6c4d39e..e992b9655fbc 100644
--- a/arch/arm/plat-omap/include/plat/iovmm.h
+++ b/arch/arm/plat-omap/include/plat/iovmm.h
@@ -29,9 +29,6 @@ struct iovm_struct {
  * lower 16 bit is used for h/w and upper 16 bit is for s/w.
  */
 #define IOVMF_SW_SHIFT		16
-#define IOVMF_HW_SIZE		(1 << IOVMF_SW_SHIFT)
-#define IOVMF_HW_MASK		(IOVMF_HW_SIZE - 1)
-#define IOVMF_SW_MASK		(~IOVMF_HW_MASK)UL
 
 /*
  * iovma: h/w flags derived from cam and ram attribute
diff --git a/arch/arm/plat-omap/include/plat/mmc.h b/arch/arm/plat-omap/include/plat/mmc.h
index f38fef9f1310..c7b874186c27 100644
--- a/arch/arm/plat-omap/include/plat/mmc.h
+++ b/arch/arm/plat-omap/include/plat/mmc.h
@@ -101,6 +101,9 @@ struct omap_mmc_platform_data {
 		/* If using power_saving and the MMC power is not to go off */
 		unsigned no_off:1;
 
+		/* eMMC does not handle power off when not in sleep state */
+		unsigned no_regulator_off_init:1;
+
 		/* Regulator off remapped to sleep */
 		unsigned vcc_aux_disable_is_sleep:1;
 
diff --git a/arch/arm/plat-omap/iovmm.c b/arch/arm/plat-omap/iovmm.c
index 51ef43e8def6..83a37c54342f 100644
--- a/arch/arm/plat-omap/iovmm.c
+++ b/arch/arm/plat-omap/iovmm.c
@@ -648,7 +648,6 @@ u32 iommu_vmap(struct iommu *obj, u32 da, const struct sg_table *sgt,
 			return PTR_ERR(va);
 	}
 
-	flags &= IOVMF_HW_MASK;
 	flags |= IOVMF_DISCONT;
 	flags |= IOVMF_MMIO;
 
@@ -706,7 +705,6 @@ u32 iommu_vmalloc(struct iommu *obj, u32 da, size_t bytes, u32 flags)
 	if (!va)
 		return -ENOMEM;
 
-	flags &= IOVMF_HW_MASK;
 	flags |= IOVMF_DISCONT;
 	flags |= IOVMF_ALLOC;
 
@@ -795,7 +793,6 @@ u32 iommu_kmap(struct iommu *obj, u32 da, u32 pa, size_t bytes,
 	if (!va)
 		return -ENOMEM;
 
-	flags &= IOVMF_HW_MASK;
 	flags |= IOVMF_LINEAR;
 	flags |= IOVMF_MMIO;
 
@@ -853,7 +850,6 @@ u32 iommu_kmalloc(struct iommu *obj, u32 da, size_t bytes, u32 flags)
 		return -ENOMEM;
 	pa = virt_to_phys(va);
 
-	flags &= IOVMF_HW_MASK;
 	flags |= IOVMF_LINEAR;
 	flags |= IOVMF_ALLOC;
 
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
index a3f50b34a90d..6af3d0b1f8d0 100644
--- a/arch/arm/plat-omap/sram.c
+++ b/arch/arm/plat-omap/sram.c
@@ -166,7 +166,7 @@ static void __init omap_detect_sram(void)
 		else if (cpu_is_omap1611())
 			omap_sram_size = SZ_256K;
 		else {
-			printk(KERN_ERR "Could not detect SRAM size\n");
+			pr_err("Could not detect SRAM size\n");
 			omap_sram_size = 0x4000;
 		}
 	}
@@ -221,10 +221,10 @@ static void __init omap_map_sram(void)
 	omap_sram_io_desc[0].length = ROUND_DOWN(omap_sram_size, PAGE_SIZE);
 	iotable_init(omap_sram_io_desc, ARRAY_SIZE(omap_sram_io_desc));
 
-	printk(KERN_INFO "SRAM: Mapped pa 0x%08lx to va 0x%08lx size: 0x%lx\n",
-	__pfn_to_phys(omap_sram_io_desc[0].pfn),
-	omap_sram_io_desc[0].virtual,
-	       omap_sram_io_desc[0].length);
+	pr_info("SRAM: Mapped pa 0x%08llx to va 0x%08lx size: 0x%lx\n",
+		(long long) __pfn_to_phys(omap_sram_io_desc[0].pfn),
+		omap_sram_io_desc[0].virtual,
+		omap_sram_io_desc[0].length);
 
 	/*
 	 * Normally devicemaps_init() would flush caches and tlb after
@@ -252,7 +252,7 @@ static void __init omap_map_sram(void)
 void *omap_sram_push_address(unsigned long size)
 {
 	if (size > (omap_sram_ceil - (omap_sram_base + SRAM_BOOTLOADER_SZ))) {
-		printk(KERN_ERR "Not enough space in SRAM\n");
+		pr_err("Not enough space in SRAM\n");
 		return NULL;
 	}
 
diff --git a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c
index c10d10c56e2e..2abf9660bc6c 100644
--- a/arch/arm/plat-s3c24xx/dma.c
+++ b/arch/arm/plat-s3c24xx/dma.c
@@ -1199,7 +1199,7 @@ EXPORT_SYMBOL(s3c2410_dma_getposition);
 
 #ifdef CONFIG_PM
 
-static void s3c2410_dma_suspend_chan(s3c2410_dma_chan *cp)
+static void s3c2410_dma_suspend_chan(struct s3c2410_dma_chan *cp)
 {
 	printk(KERN_DEBUG "suspending dma channel %d\n", cp->number);
 
diff --git a/arch/arm/plat-s3c24xx/irq.c b/arch/arm/plat-s3c24xx/irq.c
index 9aee7e1668b1..fc8c5f89954d 100644
--- a/arch/arm/plat-s3c24xx/irq.c
+++ b/arch/arm/plat-s3c24xx/irq.c
@@ -23,6 +23,7 @@
 #include <linux/interrupt.h>
 #include <linux/ioport.h>
 #include <linux/sysdev.h>
+#include <linux/syscore_ops.h>
 
 #include <asm/irq.h>
 #include <asm/mach/irq.h>
@@ -668,3 +669,8 @@ void __init s3c24xx_init_irq(void)
 
 	irqdbf("s3c2410: registered interrupt handlers\n");
 }
+
+struct syscore_ops s3c24xx_irq_syscore_ops = {
+	.suspend	= s3c24xx_irq_suspend,
+	.resume		= s3c24xx_irq_resume,
+};
diff --git a/arch/arm/plat-s5p/dev-onenand.c b/arch/arm/plat-s5p/dev-onenand.c
index 6db926202caa..20336c8f2479 100644
--- a/arch/arm/plat-s5p/dev-onenand.c
+++ b/arch/arm/plat-s5p/dev-onenand.c
@@ -15,8 +15,6 @@
 
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/onenand.h>
 
 #include <mach/irqs.h>
 #include <mach/map.h>
@@ -45,13 +43,3 @@ struct platform_device s5p_device_onenand = {
 	.num_resources	= ARRAY_SIZE(s5p_onenand_resources),
 	.resource	= s5p_onenand_resources,
 };
-
-void s5p_onenand_set_platdata(struct onenand_platform_data *pdata)
-{
-	struct onenand_platform_data *pd;
-
-	pd = kmemdup(pdata, sizeof(struct onenand_platform_data), GFP_KERNEL);
-	if (!pd)
-		printk(KERN_ERR "%s: no memory for platform data\n", __func__);
-	s5p_device_onenand.dev.platform_data = pd;
-}
diff --git a/arch/arm/plat-s5p/include/plat/map-s5p.h b/arch/arm/plat-s5p/include/plat/map-s5p.h
index a6c3d327ce72..d973d39666a3 100644
--- a/arch/arm/plat-s5p/include/plat/map-s5p.h
+++ b/arch/arm/plat-s5p/include/plat/map-s5p.h
@@ -39,7 +39,7 @@
 #define S5P_VA_TWD		S5P_VA_COREPERI(0x600)
 #define S5P_VA_GIC_DIST		S5P_VA_COREPERI(0x1000)
 
-#define S5P_VA_USB_HSPHY	S3C_ADDR(0x02900000)
+#define S3C_VA_USB_HSPHY	S3C_ADDR(0x02900000)
 
 #define VA_VIC(x)		(S3C_VA_IRQ + ((x) * 0x10000))
 #define VA_VIC0			VA_VIC(0)
diff --git a/arch/arm/plat-samsung/dev-onenand.c b/arch/arm/plat-samsung/dev-onenand.c
index 45ec73287d8c..f54ae71f0cd2 100644
--- a/arch/arm/plat-samsung/dev-onenand.c
+++ b/arch/arm/plat-samsung/dev-onenand.c
@@ -13,8 +13,6 @@
 
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/onenand.h>
 
 #include <mach/irqs.h>
 #include <mach/map.h>
@@ -43,13 +41,3 @@ struct platform_device s3c_device_onenand = {
 	.num_resources	= ARRAY_SIZE(s3c_onenand_resources),
 	.resource	= s3c_onenand_resources,
 };
-
-void s3c_onenand_set_platdata(struct onenand_platform_data *pdata)
-{
-	struct onenand_platform_data *pd;
-
-	pd = kmemdup(pdata, sizeof(struct onenand_platform_data), GFP_KERNEL);
-	if (!pd)
-		printk(KERN_ERR "%s: no memory for platform data\n", __func__);
-	s3c_device_onenand.dev.platform_data = pd;
-}
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index b61b8ee7cc52..4af108ff4112 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -75,10 +75,8 @@ extern struct platform_device s5pc100_device_spi1;
 extern struct platform_device s5pc100_device_spi2;
 extern struct platform_device s5pv210_device_spi0;
 extern struct platform_device s5pv210_device_spi1;
-extern struct platform_device s5p6440_device_spi0;
-extern struct platform_device s5p6440_device_spi1;
-extern struct platform_device s5p6450_device_spi0;
-extern struct platform_device s5p6450_device_spi1;
+extern struct platform_device s5p64x0_device_spi0;
+extern struct platform_device s5p64x0_device_spi1;
 
 extern struct platform_device s3c_device_hwmon;