Also if minimum ecc requirment is bigger then what we support, then just
use our maxium pmecc support.
But it is not safe, so we'll output a warning about this.
Signed-off-by: Josh Wu <josh...@atmel.com>
---
drivers/mtd/nand/atmel_nand.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index 2967eee..bb54e0f 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -80,6 +80,7 @@ static struct nand_ecclayout atmel_pmecc_oobinfo;
* 8-bits 13-bytes 14-bytes
* 12-bits 20-bytes 21-bytes
* 24-bits 39-bytes 42-bytes
+ * 32-bits 52-bytes 56-bytes
*/
static int pmecc_get_ecc_bytes(int cap, int sector_size)
{
@@ -638,6 +639,9 @@ static void atmel_pmecc_core_init(struct mtd_info *mtd)
case 24:
val = PMECC_CFG_BCH_ERR24;
break;
+ case 32:
+ val = PMECC_CFG_BCH_ERR32;
+ break;
}
if (host->pmecc_sector_size == 512)
@@ -723,7 +727,11 @@ static int pmecc_choose_ecc(struct atmel_nand_host *host,
else if (*cap <= 24)
host->pmecc_corr_cap = 24;
else
- return -EINVAL;
+#ifdef CONFIG_SAMA5D2
+ host->pmecc_corr_cap = 32;
+#else
+ host->pmecc_corr_cap = 24;
+#endif
}
if (host->pmecc_sector_size == 0) {
/* use the most fitable sector size (the near smaller one ) */
--
1.9.1
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