Techwizz/kernel-fxtec-pro1x
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cfi-cmdset-0001: always update the chip status

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... otherwise xip_enable() won't do the right thing.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
This commit is contained in:
Nicolas Pitre 2006-03-29 23:31:42 +01:00 committed by David Woodhouse
parent df54b52c41
commit 6e7a6809c5
1 changed files with 3 additions and 1 deletions
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4
drivers/mtd/chips/cfi_cmdset_0001.c
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@ -1479,8 +1479,10 @@ static int __xipram do_write_buffer(struct map_info *map, struct flchip *chip,
[...], the device will not accept any more Write to Buffer commands".
So we must check here and reset those bits if they're set. Otherwise
we're just pissing in the wind */
if (chip->state != FL_STATUS)
if (chip->state != FL_STATUS) {
map_write(map, CMD(0x70), cmd_adr);
chip->state = FL_STATUS;
}
status = map_read(map, cmd_adr);
if (map_word_bitsset(map, status, CMD(0x30))) {
xip_enable(map, chip, cmd_adr);