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mtd: rawnand: cadence: change bad block marker size

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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: ec4ba01e89 ("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@cadence.com
This commit is contained in:
Piotr Sroka 2020-02-10 10:55:27 +01:00 committed by Miquel Raynal
parent e4578af035
commit 9bf1903bed
1 changed files with 3 additions and 6 deletions
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9
drivers/mtd/nand/raw/cadence-nand-controller.c
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@ -2612,12 +2612,9 @@ int cadence_nand_attach_chip(struct nand_chip *chip)
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,