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authorJagannadha Sutradharudu Teki <jaganna@xilinx.com>2014-01-12 21:38:21 +0530
committerJagannadha Sutradharudu Teki <jaganna@xilinx.com>2014-01-12 21:38:21 +0530
commit2ba863fae628bb5fe2ec4b803f639c1edb55ea33 (patch)
tree76db8fc3bc04aad7a0bb92143f5e4315d5aa6459 /drivers/mtd
parent9f4322fd2281d9736b9fd208a5e2ecaec49e21e0 (diff)
sf: Code cleanups
- comment typo's - func args have a proper names Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/spi/sf_internal.h11
-rw-r--r--drivers/mtd/spi/sf_ops.c6
-rw-r--r--drivers/mtd/spi/sf_probe.c4
3 files changed, 8 insertions, 13 deletions
diff --git a/drivers/mtd/spi/sf_internal.h b/drivers/mtd/spi/sf_internal.h
index c77961fde0..6bcd522040 100644
--- a/drivers/mtd/spi/sf_internal.h
+++ b/drivers/mtd/spi/sf_internal.h
@@ -20,11 +20,6 @@
#define SPI_FLASH_CFI_MFR_MACRONIX 0xc2
#define SPI_FLASH_CFI_MFR_WINBOND 0xef
-/* SECT flags */
-#define SECT_4K (1 << 1)
-#define SECT_32K (1 << 2)
-#define E_FSR (1 << 3)
-
/* Erase commands */
#define CMD_ERASE_4K 0x20
#define CMD_ERASE_32K 0x52
@@ -60,10 +55,10 @@
#endif
/* Common status */
-#define STATUS_WIP 0x01
+#define STATUS_WIP (1 << 0)
#define STATUS_QEB_WINSPAN (1 << 1)
#define STATUS_QEB_MXIC (1 << 6)
-#define STATUS_PEC 0x80
+#define STATUS_PEC (1 << 7)
/* Flash timeout values */
#define SPI_FLASH_PROG_TIMEOUT (2 * CONFIG_SYS_HZ)
@@ -105,7 +100,7 @@ int spi_flash_cmd_erase_ops(struct spi_flash *flash, u32 offset, size_t len);
int spi_flash_cmd_read_status(struct spi_flash *flash, u8 *rs);
/* Program the status register */
-int spi_flash_cmd_write_status(struct spi_flash *flash, u8 sr);
+int spi_flash_cmd_write_status(struct spi_flash *flash, u8 ws);
/* Read the config register */
int spi_flash_cmd_read_config(struct spi_flash *flash, u8 *rc);
diff --git a/drivers/mtd/spi/sf_ops.c b/drivers/mtd/spi/sf_ops.c
index 28527fa829..bc4a822fb3 100644
--- a/drivers/mtd/spi/sf_ops.c
+++ b/drivers/mtd/spi/sf_ops.c
@@ -39,13 +39,13 @@ int spi_flash_cmd_read_status(struct spi_flash *flash, u8 *rs)
return 0;
}
-int spi_flash_cmd_write_status(struct spi_flash *flash, u8 sr)
+int spi_flash_cmd_write_status(struct spi_flash *flash, u8 ws)
{
u8 cmd;
int ret;
cmd = CMD_WRITE_STATUS;
- ret = spi_flash_write_common(flash, &cmd, 1, &sr, 1);
+ ret = spi_flash_write_common(flash, &cmd, 1, &ws, 1);
if (ret < 0) {
debug("SF: fail to write status register\n");
return ret;
@@ -279,7 +279,7 @@ int spi_flash_cmd_write_ops(struct spi_flash *flash, u32 offset,
spi_flash_addr(offset, cmd);
- debug("PP: 0x%p => cmd = { 0x%02x 0x%02x%02x%02x } chunk_len = %zu\n",
+ debug("SF: 0x%p => cmd = { 0x%02x 0x%02x%02x%02x } chunk_len = %zu\n",
buf + actual, cmd[0], cmd[1], cmd[2], cmd[3], chunk_len);
ret = spi_flash_write_common(flash, cmd, sizeof(cmd),
diff --git a/drivers/mtd/spi/sf_probe.c b/drivers/mtd/spi/sf_probe.c
index 6b59f2a717..ac42b60c82 100644
--- a/drivers/mtd/spi/sf_probe.c
+++ b/drivers/mtd/spi/sf_probe.c
@@ -167,7 +167,7 @@ static struct spi_flash *spi_flash_validate_params(struct spi_slave *spi,
cmd = spi_read_cmds_array[cmd - 1];
flash->read_cmd = cmd;
} else {
- /* Go for for default supported read cmd */
+ /* Go for default supported read cmd */
flash->read_cmd = CMD_READ_ARRAY_FAST;
}
@@ -207,7 +207,7 @@ static struct spi_flash *spi_flash_validate_params(struct spi_slave *spi,
flash->dummy_byte = 1;
}
- /* Poll cmd seclection */
+ /* Poll cmd selection */
flash->poll_cmd = CMD_READ_STATUS;
#ifdef CONFIG_SPI_FLASH_STMICRO
if (params->flags & E_FSR)