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[MTD] [OneNAND] Check the initial bad block using ONENAND_CTRL_ERROR

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Some chips don't set the ONENAND_CTRL_LOAD bit.

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
This commit is contained in:
Kyungmin Park 2007-12-13 09:39:29 +09:00
parent e71f04fc92
commit b2581be291
1 changed files with 2 additions and 4 deletions
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6
drivers/mtd/onenand/onenand_base.c
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@ -1119,12 +1119,10 @@ static int onenand_bbt_wait(struct mtd_info *mtd, int state)
interrupt = this->read_word(this->base + ONENAND_REG_INTERRUPT); interrupt = this->read_word(this->base + ONENAND_REG_INTERRUPT);
ctrl = this->read_word(this->base + ONENAND_REG_CTRL_STATUS); ctrl = this->read_word(this->base + ONENAND_REG_CTRL_STATUS);
/* Initial bad block case: 0x2400 or 0x0400 */
if (ctrl & ONENAND_CTRL_ERROR) { if (ctrl & ONENAND_CTRL_ERROR) {
printk(KERN_DEBUG "onenand_bbt_wait: controller error = 0x%04x\n", ctrl); printk(KERN_DEBUG "onenand_bbt_wait: controller error = 0x%04x\n", ctrl);
/* Initial bad block case */ return ONENAND_BBT_READ_ERROR;
if (ctrl & ONENAND_CTRL_LOAD)
return ONENAND_BBT_READ_ERROR;
return ONENAND_BBT_READ_FATAL_ERROR;
} }
if (interrupt & ONENAND_INT_READ) { if (interrupt & ONENAND_INT_READ) {