diff options
Diffstat (limited to 'drivers/mtd/spi/sst.c')
| -rw-r--r-- | drivers/mtd/spi/sst.c | 19 |
1 files changed, 3 insertions, 16 deletions
diff --git a/drivers/mtd/spi/sst.c b/drivers/mtd/spi/sst.c index e51dfc7f2..dcc0bbe4b 100644 --- a/drivers/mtd/spi/sst.c +++ b/drivers/mtd/spi/sst.c @@ -20,7 +20,6 @@ #define CMD_SST_BP 0x02 /* Byte Program */ #define CMD_SST_AAI_WP 0xAD /* Auto Address Increment Word Program */ -#define CMD_SST_SE 0x20 /* Sector Erase */ #define SST_SR_WIP (1 << 0) /* Write-in-Progress */ #define SST_SR_WEL (1 << 1) /* Write enable */ @@ -45,13 +44,6 @@ struct sst_spi_flash { const struct sst_spi_flash_params *params; }; -static inline struct sst_spi_flash *to_sst_spi_flash(struct spi_flash *flash) -{ - return container_of(flash, struct sst_spi_flash, flash); -} - -#define SST_SECTOR_SIZE (4 * 1024) -#define SST_PAGE_SIZE 256 static const struct sst_spi_flash_params sst_spi_flash_table[] = { { .idcode1 = 0x8d, @@ -211,11 +203,6 @@ sst_write_wp(struct spi_flash *flash, u32 offset, size_t len, const void *buf) return ret; } -static int sst_erase(struct spi_flash *flash, u32 offset, size_t len) -{ - return spi_flash_cmd_erase(flash, CMD_SST_SE, offset, len); -} - static int sst_unlock(struct spi_flash *flash) { @@ -269,10 +256,10 @@ spi_flash_probe_sst(struct spi_slave *spi, u8 *idcode) stm->flash.write = sst_write_wp; else stm->flash.write = spi_flash_cmd_write_multi; - stm->flash.erase = sst_erase; + stm->flash.erase = spi_flash_cmd_erase; stm->flash.read = spi_flash_cmd_read_fast; - stm->flash.page_size = SST_PAGE_SIZE; - stm->flash.sector_size = SST_SECTOR_SIZE; + stm->flash.page_size = 256; + stm->flash.sector_size = 4096; stm->flash.size = stm->flash.sector_size * params->nr_sectors; /* Flash powers up read-only, so clear BP# bits */ |