EXYNOS5: Enable SPI

This patch enables SPI driver for EXYNOS5.

Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com>
Signed-off-by: Hatim Ali <hatim.rv@samsung.com>
Acked-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

board/samsung/smdk5250/smdk5250.c

@@ -24,6 +24,7 @@
 #include <asm/io.h>
 #include <i2c.h>
 #include <netdev.h>
+#include <spi.h>
 #include <asm/arch/cpu.h>
 #include <asm/arch/gpio.h>
 #include <asm/arch/mmc.h>
@@ -67,6 +68,9 @@ int board_init(void)
 #if defined(CONFIG_PMIC)
 	pmic_init();
 #endif
+#ifdef CONFIG_EXYNOS_SPI
+	spi_init();
+#endif
 	return 0;
 }
 

include/configs/smdk5250.h

@@ -163,7 +163,6 @@
 #undef CONFIG_CMD_IMLS
 #define CONFIG_IDENT_STRING		" for SMDK5250"
 
-#define CONFIG_ENV_IS_IN_MMC
 #define CONFIG_SYS_MMC_ENV_DEV		0
 
 #define CONFIG_SECURE_BL1_ONLY
@@ -209,6 +208,27 @@
 #define CONFIG_PMIC_I2C
 #define CONFIG_PMIC_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