Disable subpage write when using PMECC to prevent buggy partial page write.
This fix has been taken from linux sources (see commit 90445ff6241e2a13445310803e2efa606c61f276)
Signed-off-by: Boris BREZILLON boris.brezillon@free-electrons.com --- Hi,
Here is a link to the linux commit: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/drive...
Best Regards,
Boris
drivers/mtd/nand/atmel_nand.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index e73834d..ee67662 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -881,6 +881,7 @@ static int atmel_pmecc_nand_init_params(struct nand_chip *nand, return -ENOMEM; }
+ nand->options |= NAND_NO_SUBPAGE_WRITE; nand->ecc.read_page = atmel_nand_pmecc_read_page; nand->ecc.write_page = atmel_nand_pmecc_write_page; nand->ecc.strength = cap;