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| author | Kyungmin Park <kyungmin.park@samsung.com> | 2007-01-12 05:45:34 +0900 |
|---|---|---|
| committer | Kyungmin Park <kyungmin.park@samsung.com> | 2007-01-18 10:59:16 +0900 |
| commit | 10b7a2bd6bf3510cbb5977a44d8822f085738729 (patch) | |
| tree | 356edce5bfd25dcffe3595da27ab37ab0d880def /drivers/mtd | |
| parent | 9cdf083f981b8d37b3212400a359368661385099 (diff) | |
| download | kernel_samsung_tuna-10b7a2bd6bf3510cbb5977a44d8822f085738729.zip kernel_samsung_tuna-10b7a2bd6bf3510cbb5977a44d8822f085738729.tar.gz kernel_samsung_tuna-10b7a2bd6bf3510cbb5977a44d8822f085738729.tar.bz2 | |
[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>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/onenand/onenand_base.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c index 2da6bb2..d0f3118 100644 --- a/drivers/mtd/onenand/onenand_base.c +++ b/drivers/mtd/onenand/onenand_base.c @@ -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); } |