diff options
Diffstat (limited to 'drivers/mtd/spi/sf_internal.h')
| -rw-r--r-- | drivers/mtd/spi/sf_internal.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/mtd/spi/sf_internal.h b/drivers/mtd/spi/sf_internal.h index 955426e..b60be2f 100644 --- a/drivers/mtd/spi/sf_internal.h +++ b/drivers/mtd/spi/sf_internal.h @@ -89,8 +89,24 @@ enum spi_nor_option_flags { /* SST specific */ #ifdef CONFIG_SPI_FLASH_SST +#define CMD_SST_BP 0x02 /* Byte Program */ +#define CMD_SST_AAI_WP 0xAD /* Auto Address Incr Word Program */ + +#define SST26_CMD_READ_BPR 0x72 +#define SST26_CMD_WRITE_BPR 0x42 +#define SST26_BPR_8K_NUM 4 +#define SST26_MAX_BPR_REG_LEN (18 + 1) +#define SST26_BOUND_REG_SIZE ((32 + SST26_BPR_8K_NUM * 8) * SZ_1K) + +enum lock_ctl { + SST26_CTL_LOCK, + SST26_CTL_UNLOCK, + SST26_CTL_CHECK +}; + # define CMD_SST_BP 0x02 /* Byte Program */ # define CMD_SST_AAI_WP 0xAD /* Auto Address Incr Word Program */ +# define CMD_SST_ULBPR 0x98 /* Global Block Protection Unlock */ int sst_write_wp(struct spi_flash *flash, u32 offset, size_t len, const void *buf); @@ -134,6 +150,8 @@ struct spi_flash_info { #define RD_QUADIO BIT(6) /* use Quad IO Read */ #define RD_DUALIO BIT(7) /* use Dual IO Read */ #define ADDR_4B BIT(8) +#define SECT_4K_ONLY BIT(9) /* use only CMD_ERASE_4K */ +#define SST_ULBPR BIT(10) /* use SST unlock block protection */ #define RD_FULL (RD_QUAD | RD_DUAL | RD_QUADIO | RD_DUALIO) }; |