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mtd: nand: do not check R/B# for CMD_READID in nand_command(_lp) 

Read ID (0x90) command does not toggle the R/B# pin.  Without this
patch, NAND_CMD_READID falls into the default: label, then R/B# is
checked by chip->dev_ready().

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
This commit is contained in:
Masahiro Yamada 2017-03-23 09:17:49 +09:00 committed by Boris Brezillon
parent e30b46909b
commit 3158fa0e73
1 changed files with 2 additions and 0 deletions
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2
drivers/mtd/nand/nand_base.c
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@ -668,6 +668,7 @@ static void nand_command(struct mtd_info *mtd, unsigned int command,
case NAND_CMD_ERASE2:
case NAND_CMD_SEQIN:
case NAND_CMD_STATUS:
case NAND_CMD_READID:
return;
case NAND_CMD_RESET:
@ -786,6 +787,7 @@ static void nand_command_lp(struct mtd_info *mtd, unsigned int command,
case NAND_CMD_ERASE2:
case NAND_CMD_SEQIN:
case NAND_CMD_STATUS:
case NAND_CMD_READID:
return;
case NAND_CMD_RNDIN: