/* Enum list - Full read commands */
enum spi_read_cmds {
ARRAY_SLOW = 1 << 0,
- DUAL_OUTPUT_FAST = 1 << 1,
- DUAL_IO_FAST = 1 << 2,
- QUAD_OUTPUT_FAST = 1 << 3,
- QUAD_IO_FAST = 1 << 4,
+ ARRAY_FAST = 1 << 1,
+ DUAL_OUTPUT_FAST = 1 << 2,
+ DUAL_IO_FAST = 1 << 3,
+ QUAD_OUTPUT_FAST = 1 << 4,
+ QUAD_IO_FAST = 1 << 5,
};
-#define RD_EXTN (ARRAY_SLOW | DUAL_OUTPUT_FAST | DUAL_IO_FAST)
-#define RD_FULL (RD_EXTN | QUAD_OUTPUT_FAST | QUAD_IO_FAST)
+/* Normal - Extended - Full command set */
+#define RD_NORM (ARRAY_SLOW | ARRAY_FAST)
+#define RD_EXTN (RD_NORM | DUAL_OUTPUT_FAST | DUAL_IO_FAST)
+#define RD_FULL (RD_EXTN | QUAD_OUTPUT_FAST | QUAD_IO_FAST)
/* sf param flags */
enum {
+#ifdef CONFIG_SPI_FLASH_USE_4K_SECTORS
SECT_4K = 1 << 0,
+#else
+ SECT_4K = 0 << 0,
+#endif
SECT_32K = 1 << 1,
E_FSR = 1 << 2,
- WR_QPP = 1 << 3,
+ SST_BP = 1 << 3,
+ SST_WP = 1 << 4,
+ WR_QPP = 1 << 5,
};
+#define SST_WR (SST_BP | SST_WP)
+
#define SPI_FLASH_3B_ADDR_LEN 3
#define SPI_FLASH_CMD_LEN (1 + SPI_FLASH_3B_ADDR_LEN)
#define SPI_FLASH_16MB_BOUN 0x1000000
#define CMD_WRITE_STATUS 0x01
#define CMD_PAGE_PROGRAM 0x02
#define CMD_WRITE_DISABLE 0x04
-#define CMD_READ_STATUS 0x05
+#define CMD_READ_STATUS 0x05
#define CMD_QUAD_PAGE_PROGRAM 0x32
#define CMD_READ_STATUS1 0x35
#define CMD_WRITE_ENABLE 0x06
-#define CMD_READ_CONFIG 0x35
-#define CMD_FLAG_STATUS 0x70
+#define CMD_READ_CONFIG 0x35
+#define CMD_FLAG_STATUS 0x70
/* Read commands */
#define CMD_READ_ARRAY_SLOW 0x03
#define STATUS_QEB_MXIC (1 << 6)
#define STATUS_PEC (1 << 7)
-#ifdef CONFIG_SYS_SPI_ST_ENABLE_WP_PIN
-#define STATUS_SRWD (1 << 7) /* SR write protect */
-#endif
-
/* Flash timeout values */
#define SPI_FLASH_PROG_TIMEOUT (2 * CONFIG_SYS_HZ)
-#define SPI_FLASH_PAGE_ERASE_TIMEOUT (5 * CONFIG_SYS_HZ)
+#define SPI_FLASH_PAGE_ERASE_TIMEOUT (5 * CONFIG_SYS_HZ)
#define SPI_FLASH_SECTOR_ERASE_TIMEOUT (10 * CONFIG_SYS_HZ)
/* SST specific */
#ifdef CONFIG_SPI_FLASH_SST
-# define SST_WP 0x01 /* Supports AAI word program */
# define CMD_SST_BP 0x02 /* Byte Program */
-# define CMD_SST_AAI_WP 0xAD /* Auto Address Incr Word Program */
+# define CMD_SST_AAI_WP 0xAD /* Auto Address Incr Word Program */
int sst_write_wp(struct spi_flash *flash, u32 offset, size_t len,
const void *buf);
+int sst_write_bp(struct spi_flash *flash, u32 offset, size_t len,
+ const void *buf);
#endif
/**
* @name: Device name ([MANUFLETTER][DEVTYPE][DENSITY][EXTRAINFO])
* @jedec: Device jedec ID (0x[1byte_manuf_id][2byte_dev_id])
* @ext_jedec: Device ext_jedec ID
- * @sector_size: Sector size of this device
- * @nr_sectors: No.of sectors on this device
+ * @sector_size: Isn't necessarily a sector size from vendor,
+ * the size listed here is what works with CMD_ERASE_64K
+ * @nr_sectors: No.of sectors on this device
* @e_rd_cmd: Enum list for read commands
* @flags: Important param, for flash specific behaviour
*/
int spi_flash_cmd_read_ops(struct spi_flash *flash, u32 offset,
size_t len, void *data);
+#ifdef CONFIG_SPI_FLASH_MTD
+int spi_flash_mtd_register(struct spi_flash *flash);
+void spi_flash_mtd_unregister(void);
+#endif
+
#endif /* _SF_INTERNAL_H_ */