Kilauea has an AT24C02 EEPROM which has an 8 byte page. Without defining CONFIG_SYS_EEPROM_PAGE_WRITE_BITS to 3 the "eeprom" command doesn't work correctly.
Additionally the page write delay (CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS) is set to a more defensive value of 10ms.
Signed-off-by: Stefan Roese sr@denx.de --- v2: - Add comment about the page write delay to the commit text
include/configs/kilauea.h | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/include/configs/kilauea.h b/include/configs/kilauea.h index df1b061..1e7e731 100644 --- a/include/configs/kilauea.h +++ b/include/configs/kilauea.h @@ -374,9 +374,10 @@ *----------------------------------------------------------------------*/ #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
-#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 6 /* 24C02 requires 5ms delay */ #define CONFIG_SYS_I2C_EEPROM_ADDR 0x52 /* I2C boot EEPROM (24C02BN) */ #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ +#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 +#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
/* Standard DTT sensor configuration */ #define CONFIG_DTT_DS1775 1