From 4bfd0002b653dfc9f9ddd8e9a4ce0acd40bde3ac Mon Sep 17 00:00:00 2001
From: Sergey Lapin <slapin@ossfans.org>
Date: Tue, 4 Jun 2013 11:42:43 -0500
Subject: [PATCH] bug, nand, am33xx: nand->ecc.strength not set in
board_nand_init()
commit dfe64e2c89731a3f9950d7acd8681b68df2bae03
Author: Sergey Lapin <slapin@ossfans.org>
Date: Mon Jan 14 03:46:50 2013 +0000
mtd: resync with Linux-3.7.1
Introduced runtime bug:
U-Boot 2013.04-00499-g46567df-dirty (Jun 04 2013 - 08:17:08)
I2C: ready
DRAM: 512 MiB
WARNING: Caches not enabled
NAND: BUG: failure at nand_base.c:3214/nand_scan_tail()!
BUG!
resetting ...
on boards using drivers/mtd/nand/omap_gpmc.c as in board_nand_init()
nand->ecc.strength is not set. Fix this!
Signed-off-by: Heiko Schocher <hs@denx.de>
Cc: Sergey Lapin <slapin@ossfans.org>
Cc: Scott Wood <scottwood@freescale.com>
Cc: Tom Rini <trini@ti.com>
---
drivers/mtd/nand/omap_gpmc.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/mtd/nand/omap_gpmc.c b/drivers/mtd/nand/omap_gpmc.c
index d5f3248157..5d088227ea 100644
--- a/drivers/mtd/nand/omap_gpmc.c
+++ b/drivers/mtd/nand/omap_gpmc.c
@@ -936,6 +936,7 @@ int board_nand_init(struct nand_chip *nand)
nand->ecc.layout = &hw_bch8_nand_oob;
nand->ecc.size = CONFIG_SYS_NAND_ECCSIZE;
nand->ecc.bytes = CONFIG_SYS_NAND_ECCBYTES;
+ nand->ecc.strength = 8;
nand->ecc.hwctl = omap_enable_ecc_bch;
nand->ecc.correct = omap_correct_data_bch;
nand->ecc.calculate = omap_calculate_ecc_bch;
@@ -954,6 +955,7 @@ int board_nand_init(struct nand_chip *nand)
nand->ecc.hwctl = omap_enable_hwecc;
nand->ecc.correct = omap_correct_data;
nand->ecc.calculate = omap_calculate_ecc;
+ nand->ecc.strength = 1;
omap_hwecc_init(nand);
#endif
#endif
--
2.39.5