diff options
| author | Thomas Gleixner <tglx@cruncher.tec.linutronix.de> | 2006-05-24 22:57:09 +0200 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2006-05-24 23:45:24 +0100 |
| commit | 12efdde3139c568a59561b69865fd14f37c75603 (patch) | |
| tree | ef5b0b445dd6da3ab61120bee09b3c93fae953a8 /drivers/mtd | |
| parent | ace4dfee56fff184e07d7248a759b574321afa8b (diff) | |
| download | lwn-12efdde3139c568a59561b69865fd14f37c75603.tar.gz lwn-12efdde3139c568a59561b69865fd14f37c75603.zip | |
[MTD] NAND fix cmd_ctrl breakage
The cmd_ctrl rework lacks some state transition flags.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/nand_base.c | 15 |
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, udelay(chip->chip_delay); chip->cmd_ctrl(mtd, NAND_CMD_STATUS, NAND_CTRL_CLE | NAND_CTRL_CHANGE); - chip->cmd_ctrl(mtd, NAND_CMD_NONE, NAND_NCE); + chip->cmd_ctrl(mtd, + NAND_CMD_NONE, NAND_NCE | NAND_CTRL_CHANGE); while (!(chip->read_byte(mtd) & NAND_STATUS_READY)) ; return; @@ -641,14 +642,18 @@ static void nand_command_lp(struct mtd_info *mtd, unsigned int command, if (chip->dev_ready) break; udelay(chip->chip_delay); - chip->cmd_ctrl(mtd, NAND_CMD_STATUS, NAND_NCE | NAND_CLE); - chip->cmd_ctrl(mtd, NAND_CMD_NONE, NAND_NCE); + chip->cmd_ctrl(mtd, NAND_CMD_STATUS, + NAND_NCE | NAND_CLE | NAND_CTRL_CHANGE); + chip->cmd_ctrl(mtd, NAND_CMD_NONE, + NAND_NCE | NAND_CTRL_CHANGE); while (!(chip->read_byte(mtd) & NAND_STATUS_READY)) ; return; case NAND_CMD_READ0: - chip->cmd_ctrl(mtd, NAND_CMD_READSTART, NAND_NCE | NAND_CLE); - chip->cmd_ctrl(mtd, NAND_CMD_NONE, NAND_NCE); + chip->cmd_ctrl(mtd, NAND_CMD_READSTART, + NAND_NCE | NAND_CLE | NAND_CTRL_CHANGE); + chip->cmd_ctrl(mtd, NAND_CMD_NONE, + NAND_NCE | NAND_CTRL_CHANGE); /* This applies to read commands */ default: |