Since this commit:
commit 6a918bade9dab40aaef80559bd1169c69e8d69cb
Author: Mike Dunn <[email protected]>
Date: Sun Mar 11 14:21:11 2012 -0700
mtd: flash drivers set ecc strength
The mxc_nand driver fails with:
Driver must set ecc.strength when using hardware ECC
This is because nand_scan_tail checks for correct ecc strength
settings, so we must set them up before nand_scan_tail.
Signed-off-by: Sascha Hauer <[email protected]>
Cc: [email protected]
---
drivers/mtd/nand/mxc_nand.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index 4d27ddc..aaf042b 100644
--- a/drivers/mtd/nand/mxc_nand.c
+++ b/drivers/mtd/nand/mxc_nand.c
@@ -1485,12 +1485,6 @@ static int __init mxcnd_probe(struct platform_device
*pdev)
else if (mtd->writesize == 4096)
this->ecc.layout = host->devtype_data->ecclayout_4k;
- /* second phase scan */
- if (nand_scan_tail(mtd)) {
- err = -ENXIO;
- goto escan;
- }
-
if (this->ecc.mode == NAND_ECC_HW) {
if (nfc_is_v1())
this->ecc.strength = 1;
@@ -1498,6 +1492,12 @@ static int __init mxcnd_probe(struct platform_device
*pdev)
this->ecc.strength = (host->eccsize == 4) ? 4 : 8;
}
+ /* second phase scan */
+ if (nand_scan_tail(mtd)) {
+ err = -ENXIO;
+ goto escan;
+ }
+
/* Register the partitions */
mtd_device_parse_register(mtd, part_probes,
&(struct mtd_part_parser_data){
--
1.7.10
--
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