From: Lothar Waßmann <LW@KARO-electronics.de>
Date: Wed, 11 Feb 2015 15:24:20 +0000 (+0100)
Subject: mtd: nand: omap_gpmc: support reading metadata from OOB
X-Git-Tag: KARO-TXA5-2015-06-26~41
X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=commitdiff_plain;h=c031c9f753a76c50f057a6b1dfb03ba81429933e

mtd: nand: omap_gpmc: support reading metadata from OOB
---

diff --git a/drivers/mtd/nand/omap_gpmc.c b/drivers/mtd/nand/omap_gpmc.c
index f809a783a5..94c18c97d0 100644
--- a/drivers/mtd/nand/omap_gpmc.c
+++ b/drivers/mtd/nand/omap_gpmc.c
@@ -665,6 +665,12 @@ static int omap_read_page_bch(struct mtd_info *mtd, struct nand_chip *chip,
 		/* read syndrome */
 		chip->ecc.calculate(mtd, p, &ecc_calc[i]);
 
+		if (oob_required) {
+			/* reread the OOB area to get the metadata */
+			chip->cmdfunc(mtd, NAND_CMD_RNDOUT, mtd->writesize, page);
+			chip->read_buf(mtd, chip->oob_poi, mtd->oobsize);
+		}
+
 		data_pos += eccsize;
 		oob_pos += eccbytes;
 	}