mtd: nand: remove a bunch of unused commands

Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Acked-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

4 files changed, 0 insertions, 33 deletions

diff --git a/drivers/mtd/nand/cafe_nand.c b/drivers/mtd/nand/cafe_nand.c
index 010d61266536..a01ccb970102 100644
--- a/drivers/mtd/nand/cafe_nand.c
+++ b/drivers/mtd/nand/cafe_nand.c
@@ -303,13 +303,7 @@ static void cafe_nand_cmdfunc(struct mtd_info *mtd, unsigned command,
         case NAND_CMD_SEQIN:
         case NAND_CMD_RNDIN:
         case NAND_CMD_STATUS:
-        case NAND_CMD_DEPLETE1:
         case NAND_CMD_RNDOUT:
-        case NAND_CMD_STATUS_ERROR:
-        case NAND_CMD_STATUS_ERROR0:
-        case NAND_CMD_STATUS_ERROR1:
-        case NAND_CMD_STATUS_ERROR2:
-        case NAND_CMD_STATUS_ERROR3:
                 cafe_writel(cafe, cafe->ctl2, NAND_CTRL2);
                 return;
         }
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 7b7ebd5ed430..39154aa50fcc 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -668,16 +668,6 @@ static void nand_command_lp(struct mtd_info *mtd, unsigned int command,
         case NAND_CMD_SEQIN:
         case NAND_CMD_RNDIN:
         case NAND_CMD_STATUS:
-        case NAND_CMD_DEPLETE1:
-                return;
-
-        case NAND_CMD_STATUS_ERROR:
-        case NAND_CMD_STATUS_ERROR0:
-        case NAND_CMD_STATUS_ERROR1:
-        case NAND_CMD_STATUS_ERROR2:
-        case NAND_CMD_STATUS_ERROR3:
-                /* Read error status commands require only a short delay */
-                udelay(chip->chip_delay);
                 return;
 
         case NAND_CMD_RESET:
diff --git a/drivers/mtd/nand/nandsim.c b/drivers/mtd/nand/nandsim.c
index 891c52a30e6a..7199acc7e7f4 100644
--- a/drivers/mtd/nand/nandsim.c
+++ b/drivers/mtd/nand/nandsim.c
@@ -218,7 +218,6 @@ MODULE_PARM_DESC(bch,		 "Enable BCH ecc and set how many bits should "
 #define STATE_CMD_READOOB      0x00000005 /* read OOB area */
 #define STATE_CMD_ERASE1       0x00000006 /* sector erase first command */
 #define STATE_CMD_STATUS       0x00000007 /* read status */
-#define STATE_CMD_STATUS_M     0x00000008 /* read multi-plane status (isn't implemented) */
 #define STATE_CMD_SEQIN        0x00000009 /* sequential data input */
 #define STATE_CMD_READID       0x0000000A /* read ID */
 #define STATE_CMD_ERASE2       0x0000000B /* sector erase second command */
@@ -406,8 +405,6 @@ static struct nandsim_operations {
         {OPT_ANY, {STATE_CMD_ERASE1, STATE_ADDR_SEC, STATE_CMD_ERASE2 | ACTION_SECERASE, STATE_READY}},
         /* Read status */
         {OPT_ANY, {STATE_CMD_STATUS, STATE_DATAOUT_STATUS, STATE_READY}},
-        /* Read multi-plane status */
-        {OPT_SMARTMEDIA, {STATE_CMD_STATUS_M, STATE_DATAOUT_STATUS_M, STATE_READY}},
         /* Read ID */
         {OPT_ANY, {STATE_CMD_READID, STATE_ADDR_ZERO, STATE_DATAOUT_ID, STATE_READY}},
         /* Large page devices read page */
@@ -1079,8 +1076,6 @@ static char *get_state_name(uint32_t state)
                         return "STATE_CMD_ERASE1";
                 case STATE_CMD_STATUS:
                         return "STATE_CMD_STATUS";
-                case STATE_CMD_STATUS_M:
-                        return "STATE_CMD_STATUS_M";
                 case STATE_CMD_SEQIN:
                         return "STATE_CMD_SEQIN";
                 case STATE_CMD_READID:
@@ -1145,7 +1140,6 @@ static int check_command(int cmd)
         case NAND_CMD_RNDOUTSTART:
                 return 0;
 
-        case NAND_CMD_STATUS_MULTI:
         default:
                 return 1;
         }
@@ -1171,8 +1165,6 @@ static uint32_t get_state_by_command(unsigned command)
                         return STATE_CMD_ERASE1;
                 case NAND_CMD_STATUS:
                         return STATE_CMD_STATUS;
-                case NAND_CMD_STATUS_MULTI:
-                        return STATE_CMD_STATUS_M;
                 case NAND_CMD_SEQIN:
                         return STATE_CMD_SEQIN;
                 case NAND_CMD_READID:
diff --git a/drivers/mtd/nand/nuc900_nand.c b/drivers/mtd/nand/nuc900_nand.c
index a6191198d259..cd6be2ed53a8 100644
--- a/drivers/mtd/nand/nuc900_nand.c
+++ b/drivers/mtd/nand/nuc900_nand.c
@@ -177,15 +177,6 @@ static void nuc900_nand_command_lp(struct mtd_info *mtd, unsigned int command,
         case NAND_CMD_SEQIN:
         case NAND_CMD_RNDIN:
         case NAND_CMD_STATUS:
-        case NAND_CMD_DEPLETE1:
-                return;
-
-        case NAND_CMD_STATUS_ERROR:
-        case NAND_CMD_STATUS_ERROR0:
-        case NAND_CMD_STATUS_ERROR1:
-        case NAND_CMD_STATUS_ERROR2:
-        case NAND_CMD_STATUS_ERROR3:
-                udelay(chip->chip_delay);
                 return;
 
         case NAND_CMD_RESET: