SystemID information could be read through I2C1 from EEPROM on LS1021ATWR board.
As LS1 is a little-endian processor, getting the version ID by be32_to_cpu() is wrong. Fix it by using e.version directly. This change will be compatible for both ARM and PowerPC.
Signed-off-by: Alison Wang alison.wang@freescale.com --- board/freescale/common/sys_eeprom.c | 4 ++-- include/configs/ls1021atwr.h | 9 +++++++++ 2 files changed, 11 insertions(+), 2 deletions(-)
diff --git a/board/freescale/common/sys_eeprom.c b/board/freescale/common/sys_eeprom.c index 6144c53..3426b8a 100644 --- a/board/freescale/common/sys_eeprom.c +++ b/board/freescale/common/sys_eeprom.c @@ -90,7 +90,7 @@ static void show_eeprom(void) /* EEPROM tag ID, either CCID or NXID */ #ifdef CONFIG_SYS_I2C_EEPROM_NXID printf("ID: %c%c%c%c v%u\n", e.id[0], e.id[1], e.id[2], e.id[3], - be32_to_cpu(e.version)); + e.version); #else printf("ID: %c%c%c%c\n", e.id[0], e.id[1], e.id[2], e.id[3]); #endif @@ -485,7 +485,7 @@ int mac_read_from_eeprom(void)
#ifdef CONFIG_SYS_I2C_EEPROM_NXID printf("%c%c%c%c v%u\n", e.id[0], e.id[1], e.id[2], e.id[3], - be32_to_cpu(e.version)); + e.version); #else printf("%c%c%c%c\n", e.id[0], e.id[1], e.id[2], e.id[3]); #endif diff --git a/include/configs/ls1021atwr.h b/include/configs/ls1021atwr.h index 2427f2e..b02fda2 100644 --- a/include/configs/ls1021atwr.h +++ b/include/configs/ls1021atwr.h @@ -155,6 +155,15 @@ #define CONFIG_SYS_I2C #define CONFIG_SYS_I2C_MXC
+/* EEPROM */ +#define CONFIG_ID_EEPROM +#define CONFIG_SYS_I2C_EEPROM_NXID +#define CONFIG_SYS_EEPROM_BUS_NUM 1 +#define CONFIG_SYS_I2C_EEPROM_ADDR 0x53 +#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 +#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 +#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5 + /* * MMC */