diff options
Diffstat (limited to 'drivers/mtd/nand')
| -rw-r--r-- | drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c b/drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c index 672dc90aa5b1..ece343ccc1b0 100644 --- a/drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c +++ b/drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c @@ -156,6 +156,7 @@ static void bcm47xxnflash_ops_bcm4706_cmdfunc(struct mtd_info *mtd, { struct nand_chip *nand_chip = (struct nand_chip *)mtd->priv; struct bcm47xxnflash *b47n = (struct bcm47xxnflash *)nand_chip->priv; + struct bcma_drv_cc *cc = b47n->cc; u32 ctlcode; int i; @@ -196,6 +197,11 @@ static void bcm47xxnflash_ops_bcm4706_cmdfunc(struct mtd_info *mtd, } break; + case NAND_CMD_STATUS: + ctlcode = NCTL_CSA | NCTL_CMD0 | NAND_CMD_STATUS; + if (bcm47xxnflash_ops_bcm4706_ctl_cmd(cc, ctlcode)) + pr_err("STATUS command error\n"); + break; case NAND_CMD_READ0: break; case NAND_CMD_READOOB: @@ -213,6 +219,7 @@ static u8 bcm47xxnflash_ops_bcm4706_read_byte(struct mtd_info *mtd) { struct nand_chip *nand_chip = (struct nand_chip *)mtd->priv; struct bcm47xxnflash *b47n = (struct bcm47xxnflash *)nand_chip->priv; + struct bcma_drv_cc *cc = b47n->cc; u32 tmp = 0; switch (b47n->curr_command) { @@ -223,6 +230,10 @@ static u8 bcm47xxnflash_ops_bcm4706_read_byte(struct mtd_info *mtd) return 0; } return b47n->id_data[b47n->curr_column++]; + case NAND_CMD_STATUS: + if (bcm47xxnflash_ops_bcm4706_ctl_cmd(cc, NCTL_READ)) + return 0; + return bcma_cc_read32(cc, BCMA_CC_NFLASH_DATA) & 0xff; case NAND_CMD_READOOB: bcm47xxnflash_ops_bcm4706_read(mtd, (u8 *)&tmp, 4); return tmp & 0xFF; |