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authorKyungmin Park <kyungmin.park@samsung.com>2007-12-13 03:39:29 +0300
committerKyungmin Park <kyungmin.park@samsung.com>2008-01-29 11:12:32 +0300
commitb2581be291aa8595eadf3d6933d04d0f1d01b46d (patch)
tree417b79c040ade3b51113d97c67b4e7eef112b2da /drivers/mtd
parente71f04fc9234b14636887ceb5862755f1690642c (diff)
downloadlinux-b2581be291aa8595eadf3d6933d04d0f1d01b46d.tar.xz
[MTD] [OneNAND] Check the initial bad block using ONENAND_CTRL_ERROR
Some chips don't set the ONENAND_CTRL_LOAD bit. Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/onenand/onenand_base.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c
index cf8009329999..44c327a335e7 100644
--- a/drivers/mtd/onenand/onenand_base.c
+++ b/drivers/mtd/onenand/onenand_base.c
@@ -1119,12 +1119,10 @@ static int onenand_bbt_wait(struct mtd_info *mtd, int state)
interrupt = this->read_word(this->base + ONENAND_REG_INTERRUPT);
ctrl = this->read_word(this->base + ONENAND_REG_CTRL_STATUS);
+ /* Initial bad block case: 0x2400 or 0x0400 */
if (ctrl & ONENAND_CTRL_ERROR) {
printk(KERN_DEBUG "onenand_bbt_wait: controller error = 0x%04x\n", ctrl);
- /* Initial bad block case */
- if (ctrl & ONENAND_CTRL_LOAD)
- return ONENAND_BBT_READ_ERROR;
- return ONENAND_BBT_READ_FATAL_ERROR;
+ return ONENAND_BBT_READ_ERROR;
}
if (interrupt & ONENAND_INT_READ) {