Merge branches 'fixes' and 'devel-stable' into for-linus

79 files changed, 880 insertions, 175 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 93d595a7477..4f8f3a4e4e0 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -365,6 +365,7 @@ config ARCH_MXC
 	select GENERIC_CLOCKEVENTS
 	select ARCH_REQUIRE_GPIOLIB
 	select CLKDEV_LOOKUP
+	select HAVE_SCHED_CLOCK
 	help
 	  Support for Freescale MXC/iMX-based family of processors
 
diff --git a/arch/arm/include/asm/mach/udc_pxa2xx.h b/arch/arm/include/asm/mach/udc_pxa2xx.h
index 833306ee9e7..ea297ac70bc 100644
--- a/arch/arm/include/asm/mach/udc_pxa2xx.h
+++ b/arch/arm/include/asm/mach/udc_pxa2xx.h
@@ -20,8 +20,6 @@ struct pxa2xx_udc_mach_info {
 	 * VBUS IRQ and omit the methods above.  Store the GPIO number
 	 * here.  Note that sometimes the signals go through inverters...
 	 */
-	bool	gpio_vbus_inverted;
-	int	gpio_vbus;			/* high == vbus present */
 	bool	gpio_pullup_inverted;
 	int	gpio_pullup;			/* high == pullup activated */
 };
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 5eec099e0c7..56b930a1344 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -255,6 +255,7 @@ config MACH_IMX27_VISSTRIM_M10
 	bool "Vista Silicon i.MX27 Visstrim_m10"
 	select SOC_IMX27
 	select IMX_HAVE_PLATFORM_IMX_I2C
+	select IMX_HAVE_PLATFORM_IMX_SSI
 	select IMX_HAVE_PLATFORM_IMX_UART
 	select IMX_HAVE_PLATFORM_MXC_MMC
 	select IMX_HAVE_PLATFORM_MXC_EHCI
diff --git a/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c b/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c
index cb705c28de0..6269053505f 100644
--- a/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c
+++ b/arch/arm/mach-imx/eukrea_mbimxsd25-baseboard.c
@@ -34,6 +34,7 @@
 #include <mach/mx25.h>
 #include <mach/imx-uart.h>
 #include <mach/audmux.h>
+#include <mach/esdhc.h>
 
 #include "devices-imx25.h"
 
@@ -242,6 +243,11 @@ struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = {
 	.flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE,
 };
 
+static struct esdhc_platform_data sd1_pdata = {
+	.cd_gpio = GPIO_SD1CD,
+	.wp_gpio = -EINVAL,
+};
+
 /*
  * system init for baseboard usage. Will be called by cpuimx25 init.
  *
@@ -275,7 +281,7 @@ void __init eukrea_mbimxsd25_baseboard_init(void)
 	imx25_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata);
 
 	imx25_add_flexcan1(NULL);
-	imx25_add_sdhci_esdhc_imx(0, NULL);
+	imx25_add_sdhci_esdhc_imx(0, &sd1_pdata);
 
 	gpio_request(GPIO_LED1, "LED1");
 	gpio_direction_output(GPIO_LED1, 1);
diff --git a/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c b/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
index 80761474c0f..2e288b38b4a 100644
--- a/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
+++ b/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
@@ -43,6 +43,7 @@
 #include <mach/ipu.h>
 #include <mach/mx3fb.h>
 #include <mach/audmux.h>
+#include <mach/esdhc.h>
 
 #include "devices-imx35.h"
 #include "devices.h"
@@ -163,11 +164,14 @@ static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = {
 	MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
 	MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
 	MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
+	/* SD1 CD */
+	MX35_PAD_LD18__GPIO3_24,
 };
 
 #define GPIO_LED1	IMX_GPIO_NR(3, 29)
 #define GPIO_SWITCH1	IMX_GPIO_NR(3, 25)
-#define GPIO_LCDPWR	(4)
+#define GPIO_LCDPWR	IMX_GPIO_NR(1, 4)
+#define GPIO_SD1CD	IMX_GPIO_NR(3, 24)
 
 static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd,
 				   unsigned int power)
@@ -254,6 +258,11 @@ struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = {
 	.flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE,
 };
 
+static struct esdhc_platform_data sd1_pdata = {
+	.cd_gpio = GPIO_SD1CD,
+	.wp_gpio = -EINVAL,
+};
+
 /*
  * system init for baseboard usage. Will be called by cpuimx35 init.
  *
@@ -289,7 +298,7 @@ void __init eukrea_mbimxsd35_baseboard_init(void)
 	imx35_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata);
 
 	imx35_add_flexcan1(NULL);
-	imx35_add_sdhci_esdhc_imx(0, NULL);
+	imx35_add_sdhci_esdhc_imx(0, &sd1_pdata);
 
 	gpio_request(GPIO_LED1, "LED1");
 	gpio_direction_output(GPIO_LED1, 1);
@@ -301,7 +310,6 @@ void __init eukrea_mbimxsd35_baseboard_init(void)
 
 	gpio_request(GPIO_LCDPWR, "LCDPWR");
 	gpio_direction_output(GPIO_LCDPWR, 1);
-	gpio_free(GPIO_LCDPWR);
 
 	i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices,
 				ARRAY_SIZE(eukrea_mbimxsd_i2c_devices));
diff --git a/arch/arm/mach-mx3/mach-pcm043.c b/arch/arm/mach-mx3/mach-pcm043.c
index b3ecfb22d24..036ba1a4704 100644
--- a/arch/arm/mach-mx3/mach-pcm043.c
+++ b/arch/arm/mach-mx3/mach-pcm043.c
@@ -40,6 +40,7 @@
 #include <mach/mx3fb.h>
 #include <mach/ulpi.h>
 #include <mach/audmux.h>
+#include <mach/esdhc.h>
 
 #include "devices-imx35.h"
 #include "devices.h"
@@ -217,11 +218,15 @@ static iomux_v3_cfg_t pcm043_pads[] = {
 	MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
 	MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
 	MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
+	MX35_PAD_ATA_DATA10__GPIO2_23, /* WriteProtect */
+	MX35_PAD_ATA_DATA11__GPIO2_24, /* CardDetect */
 };
 
 #define AC97_GPIO_TXFS	IMX_GPIO_NR(2, 31)
 #define AC97_GPIO_TXD	IMX_GPIO_NR(2, 28)
 #define AC97_GPIO_RESET	IMX_GPIO_NR(2, 0)
+#define SD1_GPIO_WP	IMX_GPIO_NR(2, 23)
+#define SD1_GPIO_CD	IMX_GPIO_NR(2, 24)
 
 static void pcm043_ac97_warm_reset(struct snd_ac97 *ac97)
 {
@@ -346,6 +351,11 @@ static int __init pcm043_otg_mode(char *options)
 }
 __setup("otg_mode=", pcm043_otg_mode);
 
+static struct esdhc_platform_data sd1_pdata = {
+	.wp_gpio = SD1_GPIO_WP,
+	.cd_gpio = SD1_GPIO_CD,
+};
+
 /*
  * Board specific initialization.
  */
@@ -395,7 +405,7 @@ static void __init pcm043_init(void)
 		imx35_add_fsl_usb2_udc(&otg_device_pdata);
 
 	imx35_add_flexcan1(NULL);
-	imx35_add_sdhci_esdhc_imx(0, NULL);
+	imx35_add_sdhci_esdhc_imx(0, &sd1_pdata);
 }
 
 static void __init pcm043_timer_init(void)
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig
index 83ee08847d4..159340da919 100644
--- a/arch/arm/mach-mx5/Kconfig
+++ b/arch/arm/mach-mx5/Kconfig
@@ -165,6 +165,7 @@ config MACH_MX53_LOCO
 	select IMX_HAVE_PLATFORM_IMX_I2C
 	select IMX_HAVE_PLATFORM_IMX_UART
 	select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX
+	select IMX_HAVE_PLATFORM_GPIO_KEYS
 	help
 	  Include support for MX53 LOCO platform. This includes specific
 	  configurations for the board and its peripherals.
diff --git a/arch/arm/mach-mx5/Makefile b/arch/arm/mach-mx5/Makefile
index 4f63048be3c..0b9338cec51 100644
--- a/arch/arm/mach-mx5/Makefile
+++ b/arch/arm/mach-mx5/Makefile
@@ -3,7 +3,7 @@
 #
 
 # Object file lists.
-obj-y   := cpu.o mm.o clock-mx51-mx53.o devices.o ehci.o
+obj-y   := cpu.o mm.o clock-mx51-mx53.o devices.o ehci.o system.o
 obj-$(CONFIG_SOC_IMX50) += mm-mx50.o
 
 obj-$(CONFIG_CPU_FREQ_IMX)    += cpu_op-mx51.o
diff --git a/arch/arm/mach-mx5/board-mx51_babbage.c b/arch/arm/mach-mx5/board-mx51_babbage.c
index b2ecd194e76..bea4e4135f9 100644
--- a/arch/arm/mach-mx5/board-mx51_babbage.c
+++ b/arch/arm/mach-mx5/board-mx51_babbage.c
@@ -228,13 +228,12 @@ static inline void babbage_fec_reset(void)
 	int ret;
 
 	/* reset FEC PHY */
-	ret = gpio_request(BABBAGE_FEC_PHY_RESET, "fec-phy-reset");
+	ret = gpio_request_one(BABBAGE_FEC_PHY_RESET,
+					GPIOF_OUT_INIT_LOW, "fec-phy-reset");
 	if (ret) {
 		printk(KERN_ERR"failed to get GPIO_FEC_PHY_RESET: %d\n", ret);
 		return;
 	}
-	gpio_direction_output(BABBAGE_FEC_PHY_RESET, 0);
-	gpio_set_value(BABBAGE_FEC_PHY_RESET, 0);
 	msleep(1);
 	gpio_set_value(BABBAGE_FEC_PHY_RESET, 1);
 }
diff --git a/arch/arm/mach-mx5/board-mx53_evk.c b/arch/arm/mach-mx5/board-mx53_evk.c
index 7b5735c5ea5..2af3f43f74d 100644
--- a/arch/arm/mach-mx5/board-mx53_evk.c
+++ b/arch/arm/mach-mx5/board-mx53_evk.c
@@ -34,7 +34,7 @@
 #include <mach/imx-uart.h>
 #include <mach/iomux-mx53.h>
 
-#define SMD_FEC_PHY_RST		IMX_GPIO_NR(7, 6)
+#define MX53_EVK_FEC_PHY_RST	IMX_GPIO_NR(7, 6)
 #define EVK_ECSPI1_CS0		IMX_GPIO_NR(2, 30)
 #define EVK_ECSPI1_CS1		IMX_GPIO_NR(3, 19)
 
@@ -82,15 +82,14 @@ static inline void mx53_evk_fec_reset(void)
 	int ret;
 
 	/* reset FEC PHY */
-	ret = gpio_request(SMD_FEC_PHY_RST, "fec-phy-reset");
+	ret = gpio_request_one(MX53_EVK_FEC_PHY_RST, GPIOF_OUT_INIT_LOW,
+							"fec-phy-reset");
 	if (ret) {
 		printk(KERN_ERR"failed to get GPIO_FEC_PHY_RESET: %d\n", ret);
 		return;
 	}
-	gpio_direction_output(SMD_FEC_PHY_RST, 0);
-	gpio_set_value(SMD_FEC_PHY_RST, 0);
 	msleep(1);
-	gpio_set_value(SMD_FEC_PHY_RST, 1);
+	gpio_set_value(MX53_EVK_FEC_PHY_RST, 1);
 }
 
 static struct fec_platform_data mx53_evk_fec_pdata = {
diff --git a/arch/arm/mach-mx5/board-mx53_loco.c b/arch/arm/mach-mx5/board-mx53_loco.c
index 0a18f8d23eb..10a1bea1054 100644
--- a/arch/arm/mach-mx5/board-mx53_loco.c
+++ b/arch/arm/mach-mx5/board-mx53_loco.c
@@ -36,6 +36,9 @@
 #include "crm_regs.h"
 #include "devices-imx53.h"
 
+#define MX53_LOCO_POWER			IMX_GPIO_NR(1, 8)
+#define MX53_LOCO_UI1			IMX_GPIO_NR(2, 14)
+#define MX53_LOCO_UI2			IMX_GPIO_NR(2, 15)
 #define LOCO_FEC_PHY_RST		IMX_GPIO_NR(7, 6)
 
 static iomux_v3_cfg_t mx53_loco_pads[] = {
@@ -180,6 +183,27 @@ static iomux_v3_cfg_t mx53_loco_pads[] = {
 	MX53_PAD_GPIO_8__GPIO1_8,
 };
 
+#define GPIO_BUTTON(gpio_num, ev_code, act_low, descr, wake)	\
+{								\
+	.gpio		= gpio_num,				\
+	.type		= EV_KEY,				\
+	.code		= ev_code,				\
+	.active_low	= act_low,				\
+	.desc		= "btn " descr,				\
+	.wakeup		= wake,					\
+}
+
+static const struct gpio_keys_button loco_buttons[] __initconst = {
+	GPIO_BUTTON(MX53_LOCO_POWER, KEY_POWER, 1, "power", 0),
+	GPIO_BUTTON(MX53_LOCO_UI1, KEY_VOLUMEUP, 1, "volume-up", 0),
+	GPIO_BUTTON(MX53_LOCO_UI2, KEY_VOLUMEDOWN, 1, "volume-down", 0),
+};
+
+static const struct gpio_keys_platform_data loco_button_data __initconst = {
+	.buttons        = loco_buttons,
+	.nbuttons       = ARRAY_SIZE(loco_buttons),
+};
+
 static inline void mx53_loco_fec_reset(void)
 {
 	int ret;
@@ -215,6 +239,7 @@ static void __init mx53_loco_board_init(void)
 	imx53_add_imx_i2c(1, &mx53_loco_i2c_data);
 	imx53_add_sdhci_esdhc_imx(0, NULL);
 	imx53_add_sdhci_esdhc_imx(2, NULL);
+	imx_add_gpio_keys(&loco_button_data);
 }
 
 static void __init mx53_loco_timer_init(void)
diff --git a/arch/arm/mach-mx5/clock-mx51-mx53.c b/arch/arm/mach-mx5/clock-mx51-mx53.c
index 652ace41382..fdbc05ed551 100644
--- a/arch/arm/mach-mx5/clock-mx51-mx53.c
+++ b/arch/arm/mach-mx5/clock-mx51-mx53.c
@@ -865,6 +865,13 @@ static struct clk aips_tz2_clk = {
 	.disable = _clk_ccgr_disable_inwait,
 };
 
+static struct clk gpc_dvfs_clk = {
+	.enable_reg = MXC_CCM_CCGR5,
+	.enable_shift = MXC_CCM_CCGRx_CG12_OFFSET,
+	.enable = _clk_ccgr_enable,
+	.disable = _clk_ccgr_disable,
+};
+
 static struct clk gpt_32k_clk = {
 	.id = 0,
 	.parent = &ckil_clk,
@@ -1448,6 +1455,7 @@ static struct clk_lookup mx51_lookups[] = {
 	_REGISTER_CLOCK("imx-ipuv3", NULL, ipu_clk)
 	_REGISTER_CLOCK("imx-ipuv3", "di0", ipu_di0_clk)
 	_REGISTER_CLOCK("imx-ipuv3", "di1", ipu_di1_clk)
+	_REGISTER_CLOCK(NULL, "gpc_dvfs", gpc_dvfs_clk)
 };
 
 static struct clk_lookup mx53_lookups[] = {
@@ -1511,6 +1519,7 @@ int __init mx51_clocks_init(unsigned long ckil, unsigned long osc,
 	clk_enable(&iim_clk);
 	mx51_revision();
 	clk_disable(&iim_clk);
+	mx51_display_revision();
 
 	/* move usb_phy_clk to 24MHz */
 	clk_set_parent(&usb_phy1_clk, &osc_clk);
diff --git a/arch/arm/mach-mx5/cpu.c b/arch/arm/mach-mx5/cpu.c
index df46b5e6085..472bdfab2e5 100644
--- a/arch/arm/mach-mx5/cpu.c
+++ b/arch/arm/mach-mx5/cpu.c
@@ -21,6 +21,7 @@
 static int cpu_silicon_rev = -1;
 
 #define IIM_SREV 0x24
+#define MX50_HW_ADADIG_DIGPROG	0xB0
 
 static int get_mx51_srev(void)
 {
@@ -51,6 +52,26 @@ int mx51_revision(void)
 }
 EXPORT_SYMBOL(mx51_revision);
 
+void mx51_display_revision(void)
+{
+	int rev;
+	char *srev;
+	rev = mx51_revision();
+
+	switch (rev) {
+	case IMX_CHIP_REVISION_2_0:
+		srev = IMX_CHIP_REVISION_2_0_STRING;
+		break;
+	case IMX_CHIP_REVISION_3_0:
+		srev = IMX_CHIP_REVISION_3_0_STRING;
+		break;
+	default:
+		srev = IMX_CHIP_REVISION_UNKNOWN_STRING;
+	}
+	printk(KERN_INFO "CPU identified as i.MX51, silicon rev %s\n", srev);
+}
+EXPORT_SYMBOL(mx51_display_revision);
+
 #ifdef CONFIG_NEON
 
 /*
@@ -107,6 +128,44 @@ int mx53_revision(void)
 }
 EXPORT_SYMBOL(mx53_revision);
 
+static int get_mx50_srev(void)
+{
+	void __iomem *anatop = ioremap(MX50_ANATOP_BASE_ADDR, SZ_8K);
+	u32 rev;
+
+	if (!anatop) {
+		cpu_silicon_rev = -EINVAL;
+		return 0;
+	}
+
+	rev = readl(anatop + MX50_HW_ADADIG_DIGPROG);
+	rev &= 0xff;
+
+	iounmap(anatop);
+	if (rev == 0x0)
+		return IMX_CHIP_REVISION_1_0;
+	else if (rev == 0x1)
+		return IMX_CHIP_REVISION_1_1;
+	return 0;
+}
+
+/*
+ * Returns:
+ *	the silicon revision of the cpu
+ *	-EINVAL - not a mx50
+ */
+int mx50_revision(void)
+{
+	if (!cpu_is_mx50())
+		return -EINVAL;
+
+	if (cpu_silicon_rev == -1)
+		cpu_silicon_rev = get_mx50_srev();
+
+	return cpu_silicon_rev;
+}
+EXPORT_SYMBOL(mx50_revision);
+
 static int __init post_cpu_init(void)
 {
 	unsigned int reg;
diff --git a/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c b/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c
index c372a437369..e6c1119c20a 100644
--- a/arch/arm/mach-mx5/eukrea_mbimxsd-baseboard.c
+++ b/