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authorThomas Gleixner <tglx@cruncher.tec.linutronix.de>2006-05-23 23:28:48 +0200
committerThomas Gleixner <tglx@cruncher.tec.linutronix.de>2006-05-23 23:28:48 +0200
commitcad74f2c380411ae7bee997f3ba18834cfe313a2 (patch)
treeaec691447dc3ab76688fe9dbe3cc2ae04ad1cbee /drivers/mtd/nand/diskonchip.c
parent7abd3ef9875eb2afcdcd4f450680298a2983a55e (diff)
downloadblackbird-op-linux-cad74f2c380411ae7bee997f3ba18834cfe313a2.tar.gz
blackbird-op-linux-cad74f2c380411ae7bee997f3ba18834cfe313a2.zip
[MTD] NAND remove write_byte/word function from nand_chip
The previous change of the command / hardware control allows to remove the write_byte/word functions completely, as their only user were nand_command and nand_command_lp. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/mtd/nand/diskonchip.c')
-rw-r--r--drivers/mtd/nand/diskonchip.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/mtd/nand/diskonchip.c b/drivers/mtd/nand/diskonchip.c
index e4bb6b429f87..2ec9080e2b14 100644
--- a/drivers/mtd/nand/diskonchip.c
+++ b/drivers/mtd/nand/diskonchip.c
@@ -717,8 +717,12 @@ static void doc200x_hwcontrol(struct mtd_info *mtd, int cmd,
/* 11.4.3 -- 4 NOPs after CSDNControl write */
DoC_Delay(doc, 4);
}
- if (cmd != NAND_CMD_NONE)
- this->write_byte(mtd, cmd);
+ if (cmd != NAND_CMD_NONE) {
+ if (DoC_is_2000(doc))
+ doc2000_write_byte(mtd, cmd);
+ else
+ doc2001_write_byte(mtd, cmd);
+ }
}
static void doc2001plus_command(struct mtd_info *mtd, unsigned command, int column, int page_addr)
@@ -1435,7 +1439,6 @@ static inline int __init doc2000_init(struct mtd_info *mtd)
struct nand_chip *this = mtd->priv;
struct doc_priv *doc = this->priv;
- this->write_byte = doc2000_write_byte;
this->read_byte = doc2000_read_byte;
this->write_buf = doc2000_writebuf;
this->read_buf = doc2000_readbuf;
@@ -1453,7 +1456,6 @@ static inline int __init doc2001_init(struct mtd_info *mtd)
struct nand_chip *this = mtd->priv;
struct doc_priv *doc = this->priv;
- this->write_byte = doc2001_write_byte;
this->read_byte = doc2001_read_byte;
this->write_buf = doc2001_writebuf;
this->read_buf = doc2001_readbuf;
@@ -1485,7 +1487,6 @@ static inline int __init doc2001plus_init(struct mtd_info *mtd)
struct nand_chip *this = mtd->priv;
struct doc_priv *doc = this->priv;
- this->write_byte = NULL;
this->read_byte = doc2001plus_read_byte;
this->write_buf = doc2001plus_writebuf;
this->read_buf = doc2001plus_readbuf;
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