diff options
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/pxa3xx_nand.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c index 2278fffaca..5a84924f7a 100644 --- a/drivers/mtd/nand/pxa3xx_nand.c +++ b/drivers/mtd/nand/pxa3xx_nand.c @@ -304,6 +304,20 @@ static struct nand_ecclayout ecc_layout_2KB_bch4bit = { .oobfree = { {2, 30} } }; +static struct nand_ecclayout ecc_layout_2KB_bch8bit = { + .eccbytes = 64, + .eccpos = { + 64, 65, 66, 67, 68, 69, 70, 71, + 72, 73, 74, 75, 76, 77, 78, 79, + 80, 81, 82, 83, 84, 85, 86, 87, + 88, 89, 90, 91, 92, 93, 94, 95, + 96, 97, 98, 99, 100, 101, 102, 103, + 104, 105, 106, 107, 108, 109, 110, 111, + 112, 113, 114, 115, 116, 117, 118, 119, + 120, 121, 122, 123, 124, 125, 126, 127}, + .oobfree = { {1, 4}, {6, 26} } +}; + static struct nand_ecclayout ecc_layout_4KB_bch4bit = { .eccbytes = 64, .eccpos = { @@ -1413,6 +1427,19 @@ static int pxa_ecc_init(struct pxa3xx_nand_info *info, ecc->size = info->chunk_size; ecc->layout = &ecc_layout_4KB_bch8bit; ecc->strength = 16; + } else if (strength == 8 && ecc_stepsize == 512 && page_size == 2048) { + info->ecc_bch = 1; + info->nfullchunks = 1; + info->ntotalchunks = 2; + info->chunk_size = 1024; + info->spare_size = 0; + info->last_chunk_size = 1024; + info->last_spare_size = 64; + info->ecc_size = 32; + ecc->mode = NAND_ECC_HW; + ecc->size = info->chunk_size; + ecc->layout = &ecc_layout_2KB_bch8bit; + ecc->strength = 16; } else { dev_err(&info->pdev->dev, "ECC strength %d at page size %d is not supported\n", |