[RESEND,v2,40/53] mtd: nand: do not check R/B# for CMD_READID in nand_command(_lp)

Message ID 1490228282-10805-14-git-send-email-yamada.masahiro@socionext.com
State Accepted
Commit 3158fa0e739615769cc047d2428f30f4c3b6640e
Headers show
Series
  • Untitled series #858
Related show

Commit Message

Masahiro Yamada March 23, 2017, 12:17 a.m.
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>

---

Changes in v2:
  - Newly added

 drivers/mtd/nand/nand_base.c | 2 ++
 1 file changed, 2 insertions(+)

-- 
2.7.4


______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/

Patch hide | download patch | download mbox

diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 807398d..c4c3329 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -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: