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authorMike Dunn <mikedunn@newsguy.com>2012-04-25 12:06:06 -0700
committerDavid Woodhouse <David.Woodhouse@intel.com>2012-05-13 23:10:28 -0500
commit44df4d11b8f573e9efcba94d63e6a1ad148c76d0 (patch)
tree6713b355ae651799df014eeeae864ca82bdf8963 /drivers/mtd/nand/jz4740_nand.c
parent86c2072be6f3c2150cc35f00233f2c31bdba2745 (diff)
downloadlinux-44df4d11b8f573e9efcba94d63e6a1ad148c76d0.tar.gz
mtd: nand: fix incorrect ecc strength values
This fixes a couple of ecc strength values for which I earlier made conservative
guesses, but whose correct values were later determined¹ (thanks Ivan).  Also
sets strength for fsl_ifc_nand, which was merged to mainline after the original
patch that set the strength for all drivers.

¹ http://lists.infradead.org/pipermail/linux-mtd/2012-March/040325.html

Signed-off-by: Mike Dunn <mikedunn@newsguy.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/nand/jz4740_nand.c')
-rw-r--r--drivers/mtd/nand/jz4740_nand.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/mtd/nand/jz4740_nand.c b/drivers/mtd/nand/jz4740_nand.c
index e4147e8acb7c..a6fa884ae49b 100644
--- a/drivers/mtd/nand/jz4740_nand.c
+++ b/drivers/mtd/nand/jz4740_nand.c
@@ -332,11 +332,7 @@ static int __devinit jz_nand_probe(struct platform_device *pdev)
 	chip->ecc.mode		= NAND_ECC_HW_OOB_FIRST;
 	chip->ecc.size		= 512;
 	chip->ecc.bytes		= 9;
-	chip->ecc.strength	= 2;
-	/*
-	 * FIXME: ecc_strength value of 2 bits per 512 bytes of data is a
-	 * conservative guess, given 9 ecc bytes and reed-solomon alg.
-	 */
+	chip->ecc.strength	= 4;
 
 	if (pdata)
 		chip->ecc.layout = pdata->ecc_layout;