commit: 4a43faf54e9173b6acce37cf7f053fc9515a2cdf
From: Sascha Hauer <[email protected]>
Date: Fri, 25 May 2012 16:22:42 +0200
Subject: mtd: mxc_nand: move ecc strengh setup before nand_scan_tail

Since commit 6a918bade9dab40aaef80559bd1169c69e8d69cb, 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] [3.4+]
Signed-off-by: Artem Bityutskiy <[email protected]>
Signed-off-by: David Woodhouse <[email protected]>
---
 drivers/mtd/nand/mxc_nand.c |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index ec5ba8b..3310a48 100644
--- a/drivers/mtd/nand/mxc_nand.c
+++ b/drivers/mtd/nand/mxc_nand.c
@@ -1465,12 +1465,6 @@ 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;
@@ -1478,6 +1472,12 @@ 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){
-- 
1.7.3.4
--
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