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Diffstat (limited to 'drivers/mtd/spi/eon.c')
-rw-r--r--drivers/mtd/spi/eon.c44
1 files changed, 4 insertions, 40 deletions
diff --git a/drivers/mtd/spi/eon.c b/drivers/mtd/spi/eon.c
index f9352f95a6..691ed4efc4 100644
--- a/drivers/mtd/spi/eon.c
+++ b/drivers/mtd/spi/eon.c
@@ -10,24 +10,8 @@
#include "spi_flash_internal.h"
-/* EN25Q128-specific commands */
-#define CMD_EN25Q128_WREN 0x06 /* Write Enable */
-#define CMD_EN25Q128_WRDI 0x04 /* Write Disable */
-#define CMD_EN25Q128_RDSR 0x05 /* Read Status Register */
-#define CMD_EN25Q128_WRSR 0x01 /* Write Status Register */
-#define CMD_EN25Q128_READ 0x03 /* Read Data Bytes */
-#define CMD_EN25Q128_FAST_READ 0x0b /* Read Data Bytes at Higher Speed */
-#define CMD_EN25Q128_PP 0x02 /* Page Program */
-#define CMD_EN25Q128_SE 0x20 /* Sector Erase */
-#define CMD_EN25Q128_BE 0xd8 /* Block Erase */
-#define CMD_EN25Q128_DP 0xb9 /* Deep Power-down */
-#define CMD_EN25Q128_RES 0xab /* Release from DP, and Read Signature */
-
struct eon_spi_flash_params {
u8 idcode1;
- u16 page_size;
- u16 pages_per_sector;
- u16 sectors_per_block;
u16 nr_sectors;
const char *name;
};
@@ -35,35 +19,16 @@ struct eon_spi_flash_params {
static const struct eon_spi_flash_params eon_spi_flash_table[] = {
{
.idcode1 = 0x16,
- .page_size = 256,
- .pages_per_sector = 16,
- .sectors_per_block = 16,
.nr_sectors = 1024,
.name = "EN25Q32B",
},
{
.idcode1 = 0x18,
- .page_size = 256,
- .pages_per_sector = 16,
- .sectors_per_block = 16,
.nr_sectors = 4096,
.name = "EN25Q128",
},
- {
- .idcode1 = 0x16,
- .page_size = 256,
- .pages_per_sector = 16,
- .sectors_per_block = 16,
- .nr_sectors = 1024,
- .name = "EN25Q32B",
- },
};
-static int eon_erase(struct spi_flash *flash, u32 offset, size_t len)
-{
- return spi_flash_cmd_erase(flash, CMD_EN25Q128_BE, offset, len);
-}
-
struct spi_flash *spi_flash_probe_eon(struct spi_slave *spi, u8 *idcode)
{
const struct eon_spi_flash_params *params;
@@ -91,12 +56,11 @@ struct spi_flash *spi_flash_probe_eon(struct spi_slave *spi, u8 *idcode)
flash->name = params->name;
flash->write = spi_flash_cmd_write_multi;
- flash->erase = eon_erase;
+ flash->erase = spi_flash_cmd_erase;
flash->read = spi_flash_cmd_read_fast;
- flash->page_size = params->page_size;
- flash->sector_size = params->page_size * params->pages_per_sector
- * params->sectors_per_block;
- flash->size = params->page_size * params->pages_per_sector
+ flash->page_size = 256;
+ flash->sector_size = 256 * 16 * 16;
+ flash->size = 256 * 16
* params->nr_sectors;
return flash;
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