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mtd: nand: davinci: Reinitialize the HW ECC engine in 4bit hwctl
[pandora-kernel.git]
/
drivers
/
mtd
/
nand
/
davinci_nand.c
diff --git
a/drivers/mtd/nand/davinci_nand.c
b/drivers/mtd/nand/davinci_nand.c
index
c153e1f
..
4aa25d7
100644
(file)
--- a/
drivers/mtd/nand/davinci_nand.c
+++ b/
drivers/mtd/nand/davinci_nand.c
@@
-239,6
+239,9
@@
static void nand_davinci_hwctl_4bit(struct mtd_info *mtd, int mode)
unsigned long flags;
u32 val;
+ /* Reset ECC hardware */
+ davinci_nand_readl(info, NAND_4BIT_ECC1_OFFSET);
+
spin_lock_irqsave(&davinci_nand_lock, flags);
/* Start 4-bit ECC calculation for read/write */