diff options
| author | Richard Purdie <rpurdie@rpsys.net> | 2006-07-15 13:05:24 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2006-07-15 13:19:24 +0100 |
| commit | 6a5a297cf78e64ed68577f3e3480bc10abf0124b (patch) | |
| tree | 0351c473d3bcc7b883ed22aef9cb3cad14fdede7 | |
| parent | 8b0036eefd7a96f23244b969417684c8627f5ad6 (diff) | |
| download | kernel_samsung_tuna-6a5a297cf78e64ed68577f3e3480bc10abf0124b.zip kernel_samsung_tuna-6a5a297cf78e64ed68577f3e3480bc10abf0124b.tar.gz kernel_samsung_tuna-6a5a297cf78e64ed68577f3e3480bc10abf0124b.tar.bz2 | |
MTD: [NAND] Fix the sharpsl driver after breakage from a core conversion
The CNE bits are inverted on the device and writeb function is missing a
NOT operation.
Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
| -rw-r--r-- | drivers/mtd/nand/sharpsl.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/mtd/nand/sharpsl.c b/drivers/mtd/nand/sharpsl.c index fbeedc3..51c7288 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) |