diff options
Diffstat (limited to 'drivers/mtd/spi/sf_internal.h')
| -rw-r--r-- | drivers/mtd/spi/sf_internal.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/mtd/spi/sf_internal.h b/drivers/mtd/spi/sf_internal.h index 8a3e5ec..8793f18 100644 --- a/drivers/mtd/spi/sf_internal.h +++ b/drivers/mtd/spi/sf_internal.h @@ -105,6 +105,9 @@ enum spi_nor_option_flags { #define STATUS_QEB_WINSPAN (1 << 1) #define STATUS_QEB_MXIC (1 << 6) #define STATUS_PEC (1 << 7) +#define SR_BP0 BIT(2) /* Block protect 0 */ +#define SR_BP1 BIT(3) /* Block protect 1 */ +#define SR_BP2 BIT(4) /* Block protect 2 */ /* Flash timeout values */ #define SPI_FLASH_PROG_TIMEOUT (2 * CONFIG_SYS_HZ) @@ -173,6 +176,15 @@ 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 ws); +/* Lock stmicro spi flash region */ +int stm_lock(struct spi_flash *flash, u32 ofs, size_t len); + +/* Unlock stmicro spi flash region */ +int stm_unlock(struct spi_flash *flash, u32 ofs, size_t len); + +/* Check if a stmicro spi flash region is completely locked */ +int stm_is_locked(struct spi_flash *flash, u32 ofs, size_t len); + /* Read the config register */ int spi_flash_cmd_read_config(struct spi_flash *flash, u8 *rc); |