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| author | Peter Tyser <ptyser@xes-inc.com> | 2009-07-17 19:01:10 -0500 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2009-07-24 06:42:32 +0200 |
| commit | 767e32ad369d83f55f950e6938e68b6dba7fa65f (patch) | |
| tree | f9d08123c5c29802d9074f45ba7da3d1ac358c3f | |
| parent | b88da157f9990cd2cb081e4faea4b9581b5d0e2f (diff) | |
| download | u-boot-imx-767e32ad369d83f55f950e6938e68b6dba7fa65f.zip u-boot-imx-767e32ad369d83f55f950e6938e68b6dba7fa65f.tar.gz u-boot-imx-767e32ad369d83f55f950e6938e68b6dba7fa65f.tar.bz2 | |
xpedite1k: Store environment in flash
Previously an I2C EEPROM was used. The EEPROM had size, reliability,
and access issues which are resolved by storing the environment in
flash.
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Signed-off-by: Stefan Roese <sr@denx.de>
| -rw-r--r-- | include/configs/XPEDITE1K.h | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/include/configs/XPEDITE1K.h b/include/configs/XPEDITE1K.h index 0aebe27..df02d7b 100644 --- a/include/configs/XPEDITE1K.h +++ b/include/configs/XPEDITE1K.h @@ -129,10 +129,15 @@ extern void out32(unsigned int, unsigned long); #define CONFIG_SYS_I2C_SLAVE 0x7f #define CONFIG_SYS_I2C_NOPROBES {0x55,0x56,0x57,0x58,0x59,0x5a,0x5b,0x5c,0x69} -/* Environment */ -#define CONFIG_ENV_IS_IN_EEPROM 1 -#define CONFIG_ENV_SIZE 0x100 /* Size of Environment vars */ -#define CONFIG_ENV_OFFSET 0x100 +/* + * Environment Configuration + */ +#define CONFIG_ENV_IS_IN_FLASH 1 +#define CONFIG_ENV_SECT_SIZE 0x20000 /* 128k (one sector) for env */ +#define CONFIG_ENV_SIZE 0x8000 +#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - (256 * 1024)) + +/* EEPROM */ #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 |