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-rw-r--r--drivers/mtd/nand/sharpsl.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mtd/nand/sharpsl.c b/drivers/mtd/nand/sharpsl.c
index fbeedc3184e9..51c7288ab49a 100644
--- a/drivers/mtd/nand/sharpsl.c
+++ b/drivers/mtd/nand/sharpsl.c
@@ -78,7 +78,7 @@ static struct mtd_partition sharpsl_nand_default_partition_info[] = {
/*
* hardware specific access to control-lines
* ctrl:
- * NAND_CNE: bit 0 -> bit 0 & 4
+ * NAND_CNE: bit 0 -> ! bit 0 & 4
* NAND_CLE: bit 1 -> bit 1
* NAND_ALE: bit 2 -> bit 2
*
@@ -92,7 +92,10 @@ static void sharpsl_nand_hwcontrol(struct mtd_info *mtd, int cmd,
unsigned char bits = ctrl & 0x07;
bits |= (ctrl & 0x01) << 4;
- writeb((readb(FLASHCTL) & 0x17) | bits, FLASHCTL);
+
+ bits ^= 0x11;
+
+ writeb((readb(FLASHCTL) & ~0x17) | bits, FLASHCTL);
}
if (cmd != NAND_CMD_NONE)
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