From b7ab610f628a381a1029d214476742d8589f1e02 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Tue, 19 Aug 2014 11:28:24 +0200 Subject: mtd: bcm47xxnflash: replace some magic numbers MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Rafał Miłecki Signed-off-by: Brian Norris --- drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c b/drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c index 82844efcf189..592befc7ffa1 100644 --- a/drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c +++ b/drivers/mtd/nand/bcm47xxnflash/ops_bcm4706.c @@ -24,6 +24,8 @@ #define NFLASH_SECTOR_SIZE 512 #define NCTL_CMD0 0x00010000 +#define NCTL_COL 0x00020000 /* Update column with value from BCMA_CC_NFLASH_COL_ADDR */ +#define NCTL_ROW 0x00040000 /* Update row (page) with value from BCMA_CC_NFLASH_ROW_ADDR */ #define NCTL_CMD1W 0x00080000 #define NCTL_READ 0x00100000 #define NCTL_WRITE 0x00200000 @@ -110,7 +112,7 @@ static void bcm47xxnflash_ops_bcm4706_read(struct mtd_info *mtd, uint8_t *buf, b47n->curr_page_addr); /* Prepare to read */ - ctlcode = NCTL_CSA | NCTL_CMD1W | 0x00040000 | 0x00020000 | + ctlcode = NCTL_CSA | NCTL_CMD1W | NCTL_ROW | NCTL_COL | NCTL_CMD0; ctlcode |= NAND_CMD_READSTART << 8; if (bcm47xxnflash_ops_bcm4706_ctl_cmd(b47n->cc, ctlcode)) @@ -274,7 +276,7 @@ static void bcm47xxnflash_ops_bcm4706_cmdfunc(struct mtd_info *mtd, case NAND_CMD_ERASE1: bcma_cc_write32(cc, BCMA_CC_NFLASH_ROW_ADDR, b47n->curr_page_addr); - ctlcode = 0x00040000 | NCTL_CMD1W | NCTL_CMD0 | + ctlcode = NCTL_ROW | NCTL_CMD1W | NCTL_CMD0 | NAND_CMD_ERASE1 | (NAND_CMD_ERASE2 << 8); if (bcm47xxnflash_ops_bcm4706_ctl_cmd(cc, ctlcode)) pr_err("ERASE1 failed\n"); @@ -289,13 +291,13 @@ static void bcm47xxnflash_ops_bcm4706_cmdfunc(struct mtd_info *mtd, b47n->curr_page_addr); /* Prepare to write */ - ctlcode = 0x40000000 | 0x00040000 | 0x00020000 | 0x00010000; + ctlcode = 0x40000000 | NCTL_ROW | NCTL_COL | NCTL_CMD0; ctlcode |= NAND_CMD_SEQIN; if (bcm47xxnflash_ops_bcm4706_ctl_cmd(cc, ctlcode)) pr_err("SEQIN failed\n"); break; case NAND_CMD_PAGEPROG: - if (bcm47xxnflash_ops_bcm4706_ctl_cmd(cc, 0x00010000 | + if (bcm47xxnflash_ops_bcm4706_ctl_cmd(cc, NCTL_CMD0 | NAND_CMD_PAGEPROG)) pr_err("PAGEPROG failed\n"); if (bcm47xxnflash_ops_bcm4706_poll(cc)) -- cgit v1.2.3