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path: root/drivers/mtd/nand/nand_base.c
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Diffstat (limited to 'drivers/mtd/nand/nand_base.c')
-rw-r--r--drivers/mtd/nand/nand_base.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 6036d322bf68..5690de223c11 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -538,7 +538,8 @@ static void nand_command(struct mtd_info *mtd, unsigned int command,
538 udelay(chip->chip_delay); 538 udelay(chip->chip_delay);
539 chip->cmd_ctrl(mtd, NAND_CMD_STATUS, 539 chip->cmd_ctrl(mtd, NAND_CMD_STATUS,
540 NAND_CTRL_CLE | NAND_CTRL_CHANGE); 540 NAND_CTRL_CLE | NAND_CTRL_CHANGE);
541 chip->cmd_ctrl(mtd, NAND_CMD_NONE, NAND_NCE); 541 chip->cmd_ctrl(mtd,
542 NAND_CMD_NONE, NAND_NCE | NAND_CTRL_CHANGE);
542 while (!(chip->read_byte(mtd) & NAND_STATUS_READY)) ; 543 while (!(chip->read_byte(mtd) & NAND_STATUS_READY)) ;
543 return; 544 return;
544 545
@@ -641,14 +642,18 @@ static void nand_command_lp(struct mtd_info *mtd, unsigned int command,
641 if (chip->dev_ready) 642 if (chip->dev_ready)
642 break; 643 break;
643 udelay(chip->chip_delay); 644 udelay(chip->chip_delay);
644 chip->cmd_ctrl(mtd, NAND_CMD_STATUS, NAND_NCE | NAND_CLE); 645 chip->cmd_ctrl(mtd, NAND_CMD_STATUS,
645 chip->cmd_ctrl(mtd, NAND_CMD_NONE, NAND_NCE); 646 NAND_NCE | NAND_CLE | NAND_CTRL_CHANGE);
647 chip->cmd_ctrl(mtd, NAND_CMD_NONE,
648 NAND_NCE | NAND_CTRL_CHANGE);
646 while (!(chip->read_byte(mtd) & NAND_STATUS_READY)) ; 649 while (!(chip->read_byte(mtd) & NAND_STATUS_READY)) ;
647 return; 650 return;
648 651
649 case NAND_CMD_READ0: 652 case NAND_CMD_READ0:
650 chip->cmd_ctrl(mtd, NAND_CMD_READSTART, NAND_NCE | NAND_CLE); 653 chip->cmd_ctrl(mtd, NAND_CMD_READSTART,
651 chip->cmd_ctrl(mtd, NAND_CMD_NONE, NAND_NCE); 654 NAND_NCE | NAND_CLE | NAND_CTRL_CHANGE);
655 chip->cmd_ctrl(mtd, NAND_CMD_NONE,
656 NAND_NCE | NAND_CTRL_CHANGE);
652 657
653 /* This applies to read commands */ 658 /* This applies to read commands */
654 default: 659 default: