[7/8,V2] EXYNOS5: Enable SPI

Message ID 1343732461-3092-8-git-send-email-rajeshwari.s@samsung.com
State New
Headers show

Commit Message

Rajeshwari Shinde July 31, 2012, 11:01 a.m.
This patch enables SPI driver for EXYNOS5.

Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com>
---
Changes in V2:
	- None.
 board/samsung/smdk5250/smdk5250.c |    3 +++
 include/configs/smdk5250.h        |   23 ++++++++++++++++++++++-
 2 files changed, 25 insertions(+), 1 deletions(-)

Comments

Simon Glass Oct. 2, 2012, 6:08 a.m. | #1
On Tue, Jul 31, 2012 at 4:01 AM, Rajeshwari Shinde
<rajeshwari.s@samsung.com> wrote:
> This patch enables SPI driver for EXYNOS5.
>
> Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com>

Acked-by: Simon Glass <sjg@chromium.org>

> ---
> Changes in V2:
>         - None.
>  board/samsung/smdk5250/smdk5250.c |    3 +++
>  include/configs/smdk5250.h        |   23 ++++++++++++++++++++++-
>  2 files changed, 25 insertions(+), 1 deletions(-)
>
> diff --git a/board/samsung/smdk5250/smdk5250.c b/board/samsung/smdk5250/smdk5250.c
> index a5816e4..2848c10 100644
> --- a/board/samsung/smdk5250/smdk5250.c
> +++ b/board/samsung/smdk5250/smdk5250.c
> @@ -63,6 +63,9 @@ 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 27dab76..29b7ac6 100644
> --- a/include/configs/smdk5250.h
> +++ b/include/configs/smdk5250.h
> @@ -167,7 +167,7 @@
>  #undef CONFIG_CMD_IMLS
>  #define CONFIG_IDENT_STRING            " for SMDK5250"
>
> -#define CONFIG_ENV_IS_IN_MMC
> +/*#define CONFIG_ENV_IS_IN_MMC*/
>  #define CONFIG_SYS_MMC_ENV_DEV         0
>
>  #define CONFIG_SECURE_BL1_ONLY
> @@ -216,6 +216,27 @@
>  #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 devicetree support */
>  #define CONFIG_OF_LIBFDT
>
> --
> 1.7.4.4
>

Patch

diff --git a/board/samsung/smdk5250/smdk5250.c b/board/samsung/smdk5250/smdk5250.c
index a5816e4..2848c10 100644
--- a/board/samsung/smdk5250/smdk5250.c
+++ b/board/samsung/smdk5250/smdk5250.c
@@ -63,6 +63,9 @@  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 27dab76..29b7ac6 100644
--- a/include/configs/smdk5250.h
+++ b/include/configs/smdk5250.h
@@ -167,7 +167,7 @@ 
 #undef CONFIG_CMD_IMLS
 #define CONFIG_IDENT_STRING		" for SMDK5250"
 
-#define CONFIG_ENV_IS_IN_MMC
+/*#define CONFIG_ENV_IS_IN_MMC*/
 #define CONFIG_SYS_MMC_ENV_DEV		0
 
 #define CONFIG_SECURE_BL1_ONLY
@@ -216,6 +216,27 @@ 
 #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 devicetree support */
 #define CONFIG_OF_LIBFDT