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arm: atmel: add nand trimffs subcommand for at91sam9n12 and at91sam9x5 

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>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
This commit is contained in:
Bo Shen 2013-06-26 10:48:53 +08:00 committed by Andreas Bießmann
parent e08d6f3aaf
commit ce76f0aac6
2 changed files with 5 additions and 0 deletions
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3
include/configs/at91sam9n12ek.h
View File

@ -122,6 +122,9 @@
#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

2
include/configs/at91sam9x5ek.h
View File

@ -123,6 +123,8 @@
#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