Merge samsung, imx, tegra into u-boot-arm/master

This commit merges branches from samsung, imx and tegra
meant to fix merge issues between u-boot/master and
u-boot-arm/master, as well as a few manual merge fixes.
diff --git a/include/configs/smdk5250.h b/include/configs/smdk5250.h
index e412da8..75c25c0 100644
--- a/include/configs/smdk5250.h
+++ b/include/configs/smdk5250.h
@@ -65,7 +65,7 @@
 #define INFORM1_OFFSET			0x804
 
 /* Size of malloc() pool */
-#define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (1 << 20))
+#define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (4 << 20))
 
 /* select serial console configuration */
 #define CONFIG_SERIAL3			/* use SERIAL 3 */
@@ -207,6 +207,7 @@
 #define CONFIG_I2C_MULTI_BUS
 #define CONFIG_MAX_I2C_NUM	8
 #define CONFIG_SYS_I2C_SLAVE    0x0
+#define CONFIG_I2C_EDID
 
 /* PMIC */
 #define CONFIG_PMIC
@@ -234,6 +235,32 @@
 #define CONFIG_ENV_SPI_MAX_HZ	50000000
 #endif
 
+/* PMIC */
+#define CONFIG_POWER
+#define CONFIG_POWER_I2C
+#define CONFIG_POWER_MAX77686
+
+/* SPI */
+#define CONFIG_ENV_IS_IN_SPI_FLASH
+#define CONFIG_SPI_FLASH
+
+#ifdef CONFIG_SPI_FLASH
+#define CONFIG_EXYNOS_SPI
+#define CONFIG_CMD_SF
+#define CONFIG_CMD_SPI
+#define CONFIG_SPI_FLASH_WINBOND
+#define CONFIG_SF_DEFAULT_MODE		SPI_MODE_0
+#define CONFIG_SF_DEFAULT_SPEED		50000000
+#define EXYNOS5_SPI_NUM_CONTROLLERS	5
+#endif
+
+#ifdef CONFIG_ENV_IS_IN_SPI_FLASH
+#define CONFIG_ENV_SPI_MODE	SPI_MODE_0
+#define CONFIG_ENV_SECT_SIZE	CONFIG_ENV_SIZE
+#define CONFIG_ENV_SPI_BUS	1
+#define CONFIG_ENV_SPI_MAX_HZ	50000000
+#endif
+
 /* Ethernet Controllor Driver */
 #ifdef CONFIG_CMD_NET
 #define CONFIG_SMC911X
@@ -259,4 +286,10 @@
 /* Enable devicetree support */
 #define CONFIG_OF_LIBFDT
 
+/* SHA hashing */
+#define CONFIG_CMD_HASH
+#define CONFIG_HASH_VERIFY
+#define CONFIG_SHA1
+#define CONFIG_SHA256
+
 #endif	/* __CONFIG_H */