From 2fff63c2a5506a4d28b5410b68b470d7c869cb98 Mon Sep 17 00:00:00 2001 From: Heiko Schocher Date: Fri, 6 Sep 2013 05:21:23 +0200 Subject: nand, davinci: add special UBL ecc position enable the RBL/UBL ECC layout through CONFIG_NAND_6BYTES_OOB_FREE_10BYTES_ECC define see for more info: http://processors.wiki.ti.com/index.php/DM365_Nand_ECC_layout Signed-off-by: Heiko Schocher Cc: Tom Rini Cc: Scott Wood --- drivers/mtd/nand/davinci_nand.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers/mtd/nand') diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c index d8bb5d3519c..5b17d7be8b2 100644 --- a/drivers/mtd/nand/davinci_nand.c +++ b/drivers/mtd/nand/davinci_nand.c @@ -266,6 +266,17 @@ static int nand_davinci_correct_data(struct mtd_info *mtd, u_char *dat, static struct nand_ecclayout nand_davinci_4bit_layout_oobfirst = { #if defined(CONFIG_SYS_NAND_PAGE_2K) .eccbytes = 40, +#ifdef CONFIG_NAND_6BYTES_OOB_FREE_10BYTES_ECC + .eccpos = { + 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, + 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, + 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, + 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, + }, + .oobfree = { + {2, 4}, {16, 6}, {32, 6}, {48, 6}, + }, +#else .eccpos = { 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, @@ -276,6 +287,7 @@ static struct nand_ecclayout nand_davinci_4bit_layout_oobfirst = { .oobfree = { {.offset = 2, .length = 22, }, }, +#endif /* #ifdef CONFIG_NAND_6BYTES_OOB_FREE_10BYTES_ECC */ #elif defined(CONFIG_SYS_NAND_PAGE_4K) .eccbytes = 80, .eccpos = { -- cgit v1.2.3