This uses the SPI flash on Seaboard to store an 8KB environment.
Signed-off-by: Simon Glass sjg@chromium.org --- Changes in v2: - Add CONFIG_SPI_FLASH_SIZE to define flash size - Add config for SPI environment mode/speed
include/configs/harmony.h | 3 +++ include/configs/seaboard.h | 9 +++++++++ include/configs/tegra2-common.h | 3 +-- 3 files changed, 13 insertions(+), 2 deletions(-)
diff --git a/include/configs/harmony.h b/include/configs/harmony.h index 89e4911..ce0ae9f 100644 --- a/include/configs/harmony.h +++ b/include/configs/harmony.h @@ -58,4 +58,7 @@ #define CONFIG_EFI_PARTITION #define CONFIG_CMD_EXT2 #define CONFIG_CMD_FAT + +/* Environment not stored */ +#define CONFIG_ENV_IS_NOWHERE #endif /* __CONFIG_H */ diff --git a/include/configs/seaboard.h b/include/configs/seaboard.h index 7e8c8cc..261f952 100644 --- a/include/configs/seaboard.h +++ b/include/configs/seaboard.h @@ -52,6 +52,7 @@ #define CONFIG_SF_DEFAULT_MODE SPI_MODE_0 #define CONFIG_CMD_SPI #define CONFIG_CMD_SF +#define CONFIG_SPI_FLASH_SIZE (4 << 20)
/* SD/MMC */ #define CONFIG_MMC @@ -63,4 +64,12 @@ #define CONFIG_EFI_PARTITION #define CONFIG_CMD_EXT2 #define CONFIG_CMD_FAT + +/* Environment in SPI */ +#define CONFIG_ENV_IS_IN_SPI_FLASH +#define CONFIG_ENV_SPI_MAX_HZ 48000000 +#define CONFIG_ENV_SPI_MODE SPI_MODE_0 + +#define CONFIG_ENV_SECT_SIZE CONFIG_ENV_SIZE +#define CONFIG_ENV_OFFSET (CONFIG_SPI_FLASH_SIZE - CONFIG_ENV_SECT_SIZE) #endif /* __CONFIG_H */ diff --git a/include/configs/tegra2-common.h b/include/configs/tegra2-common.h index 9c3b9fa..4595ae4 100644 --- a/include/configs/tegra2-common.h +++ b/include/configs/tegra2-common.h @@ -52,8 +52,7 @@ #define CONFIG_OF_LIBFDT /* enable passing of devicetree */
/* Environment */ -#define CONFIG_ENV_IS_NOWHERE -#define CONFIG_ENV_SIZE 0x20000 /* Total Size Environment */ +#define CONFIG_ENV_SIZE 0x2000 /* Total Size Environment */
/* * Size of malloc() pool