From: Rajeshwari Shinde rajeshwari.s@samsung.com
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 --- Changes since v4: - Rebased on u-boot-samsung.git Changes since v5: No change Changes since v6: Removed unused define from the config file
diff --git a/board/samsung/smdk5250/smdk5250.c b/board/samsung/smdk5250/smdk5250.c index a5816e4..069c9e8 100644 --- a/board/samsung/smdk5250/smdk5250.c +++ b/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> @@ -63,6 +64,9 @@ static int smc9115_pre_init(void) int board_init(void) { gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL); +#ifdef CONFIG_EXYNOS_SPI + spi_init(); +#endif return 0; }
diff --git a/include/configs/smdk5250.h b/include/configs/smdk5250.h index 9e3b55b..604c61e 100644 --- a/include/configs/smdk5250.h +++ b/include/configs/smdk5250.h @@ -164,7 +164,6 @@ #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 @@ -213,6 +212,27 @@ #define CONFIG_ENV_SROM_BANK 1 #endif /*CONFIG_CMD_NET*/
+/* 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 + /* Enable PXE Support */ #ifdef CONFIG_CMD_NET #define CONFIG_CMD_PXE