diff options
Diffstat (limited to 'target/linux/mvebu/patches-3.10/0093-mtd-get-the-ECC-info-from-the-parameter-page-for-ONF.patch')
| -rw-r--r-- | target/linux/mvebu/patches-3.10/0093-mtd-get-the-ECC-info-from-the-parameter-page-for-ONF.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/target/linux/mvebu/patches-3.10/0093-mtd-get-the-ECC-info-from-the-parameter-page-for-ONF.patch b/target/linux/mvebu/patches-3.10/0093-mtd-get-the-ECC-info-from-the-parameter-page-for-ONF.patch new file mode 100644 index 0000000000..6c70fda3cb --- /dev/null +++ b/target/linux/mvebu/patches-3.10/0093-mtd-get-the-ECC-info-from-the-parameter-page-for-ONF.patch @@ -0,0 +1,31 @@ +From ceef2075f3aa430da137e3629b0280a46d420ccd Mon Sep 17 00:00:00 2001 +From: Huang Shijie <b32955@freescale.com> +Date: Fri, 17 May 2013 11:17:26 +0800 +Subject: [PATCH 093/203] mtd: get the ECC info from the parameter page for + ONFI nand + +From the ONFI spec, we can just get the ECC info from the @ecc_bits field of +the parameter page. + +Signed-off-by: Huang Shijie <b32955@freescale.com> +Reviewed-and-tested-by: Brian Norris <computersforpeace@gmail.com> +Signed-off-by: Brian Norris <computersforpeace@gmail.com> +Signed-off-by: David Woodhouse <David.Woodhouse@intel.com> +--- + drivers/mtd/nand/nand_base.c | 5 +++++ + 1 file changed, 5 insertions(+) + +--- a/drivers/mtd/nand/nand_base.c ++++ b/drivers/mtd/nand/nand_base.c +@@ -2924,6 +2924,11 @@ static int nand_flash_detect_onfi(struct + if (le16_to_cpu(p->features) & 1) + *busw = NAND_BUSWIDTH_16; + ++ if (p->ecc_bits != 0xff) { ++ chip->ecc_strength_ds = p->ecc_bits; ++ chip->ecc_step_ds = 512; ++ } ++ + pr_info("ONFI flash detected\n"); + return 1; + } |