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[MTD] OneNAND: Fix unlock all status error 

We have to set ONENAND_REG_START_BLOCK_ADDRESS to avoid status error

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
This commit is contained in:
Kyungmin Park 2007-01-12 05:45:34 +09:00
parent 9cdf083f98
commit 10b7a2bd6b
1 changed files with 4 additions and 5 deletions
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9
drivers/mtd/onenand/onenand_base.c
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@ -1491,6 +1491,8 @@ static int onenand_unlock_all(struct mtd_info *mtd)
struct onenand_chip *this = mtd->priv;
if (this->options & ONENAND_HAS_UNLOCK_ALL) {
/* Set start block address */
this->write_word(0, this->base + ONENAND_REG_START_BLOCK_ADDRESS);
/* Write unlock command */
this->command(mtd, ONENAND_CMD_UNLOCK_ALL, 0, 0);
@ -1504,12 +1506,9 @@ static int onenand_unlock_all(struct mtd_info *mtd)
/* Workaround for all block unlock in DDP */
if (this->device_id & ONENAND_DEVICE_IS_DDP) {
loff_t ofs;
size_t len;
/* 1st block on another chip */
ofs = this->chipsize >> 1;
len = 1 << this->erase_shift;
loff_t ofs = this->chipsize >> 1;
size_t len = mtd->erasesize;
onenand_unlock(mtd, ofs, len);
}