From: Piotr Sroka piotrs@cadence.com
commit 9bf1903bed7a2e84f5a8deedb38f7e0ac5e8bfc6 upstream.
Increase bad block marker size from one byte to two bytes. Bad block marker is handled by skip bytes feature of HPNFC. Controller expects this value to be an even number.
Fixes: ec4ba01e894d ("mtd: rawnand: Add new Cadence NAND driver to MTD subsystem") Cc: stable@vger.kernel.org Signed-off-by: Piotr Sroka piotrs@cadence.com Signed-off-by: Miquel Raynal miquel.raynal@bootlin.com Link: https://lore.kernel.org/linux-mtd/1581328530-29966-3-git-send-email-piotrs@c... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/mtd/nand/raw/cadence-nand-controller.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-)
--- a/drivers/mtd/nand/raw/cadence-nand-controller.c +++ b/drivers/mtd/nand/raw/cadence-nand-controller.c @@ -2603,12 +2603,9 @@ int cadence_nand_attach_chip(struct nand chip->options |= NAND_NO_SUBPAGE_WRITE;
cdns_chip->bbm_offs = chip->badblockpos; - if (chip->options & NAND_BUSWIDTH_16) { - cdns_chip->bbm_offs &= ~0x01; - cdns_chip->bbm_len = 2; - } else { - cdns_chip->bbm_len = 1; - } + cdns_chip->bbm_offs &= ~0x01; + /* this value should be even number */ + cdns_chip->bbm_len = 2;
ret = nand_ecc_choose_conf(chip, &cdns_ctrl->ecc_caps,