Dear Josh Wu, Josh Wu <josh...@atmel.com> writes: >1. if CONFIG_SYS_NAND_ONFI_DETECTION is defined, driver will check NAND flash's > ecc minimum requirement in ONFI parameter. > > a) if CONFIG_PMECC_CAP, CONFIG_PMECC_SECTOR_SIZE are defined. then use it. > Driver will display a WARNING if the values are different from ONFI > parameters. > > b) if CONFIG_PMECC_CAP, CONFIG_PMECC_SECTOR_SIZE are not defined, then use > the value from ONFI parameters. > * If ONFI ECC parameters are in ONFI extended parameter page, since we > are not support it, so assume the minimum ecc requirement is 2 bits > in 512 bytes. > * For non-ONFI support nand flash, also assume the minimum ecc > requirement is 2 bits in 512 bytes. > >2. if CONFIG_SYS_NAND_ONFI_DETECTION is not defined, just use CONFIG_PMECC_CAP > and CONFIG_PMECC_SECTOR_SIZE. > >Signed-off-by: Josh Wu <josh...@atmel.com> >Acked-by: Scott Wood <scottw...@freescale.com> >--- >resend: > use braces around muti-line if/loop body. > >v2 --> v3: > use dev_err/info(host->dev) instead of dev_err/info(NULL). > use MTDDEBUG() instead of pr_debug(). > >v1 --> v2: > use dev_err/info to replace printk. > fix typo mistake, that should use <= instead of use <. > > drivers/mtd/nand/atmel_nand.c | 130 ++++++++++++++++++++++++++++++++++++++++- > 1 file changed, 128 insertions(+), 2 deletions(-)
applied to u-boot-atmel/master, thanks! Best regards, Andreas Bießmann _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
