as the at91sam9n12 and at91sam9x5 soc support PMECC, when use u-boot to flash the rootfs, in order to avoid flash one sector with all 0xff into NAND, so use nand trimffs subcommand to avoid it
Signed-off-by: Bo Shen voice.shen@atmel.com --- include/configs/at91sam9n12ek.h | 3 +++ include/configs/at91sam9x5ek.h | 2 ++ 2 files changed, 5 insertions(+)
diff --git a/include/configs/at91sam9n12ek.h b/include/configs/at91sam9n12ek.h index b4b1c31..c2826f3 100644 --- a/include/configs/at91sam9n12ek.h +++ b/include/configs/at91sam9n12ek.h @@ -138,6 +138,9 @@ #define CONFIG_PMECC_CAP 2 #define CONFIG_PMECC_SECTOR_SIZE 512 #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000 + +#define CONFIG_CMD_NAND_TRIMFFS + #endif
#define CONFIG_MTD_PARTITIONS diff --git a/include/configs/at91sam9x5ek.h b/include/configs/at91sam9x5ek.h index ee6e3fc..625142c 100644 --- a/include/configs/at91sam9x5ek.h +++ b/include/configs/at91sam9x5ek.h @@ -139,6 +139,8 @@ #define CONFIG_PMECC_SECTOR_SIZE 512 #define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000
+#define CONFIG_CMD_NAND_TRIMFFS + #define CONFIG_MTD_DEVICE #define CONFIG_CMD_MTDPARTS #define CONFIG_MTD_PARTITIONS