diff options
| -rw-r--r-- | drivers/mtd/spi-nor/core.c | 4 | ||||
| -rw-r--r-- | drivers/mtd/spi-nor/core.h | 4 |
2 files changed, 8 insertions, 0 deletions
diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c index 4d2036cdce42..390a9ab413b7 100644 --- a/drivers/mtd/spi-nor/core.c +++ b/drivers/mtd/spi-nor/core.c @@ -794,6 +794,10 @@ static int spi_nor_ready(struct spi_nor *nor) { int sr, fsr; + /* Flashes might override the standard routine. */ + if (nor->params->ready) + return nor->params->ready(nor); + if (nor->flags & SNOR_F_READY_XSR_RDY) sr = spi_nor_xsr_ready(nor); else diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h index 4fe16b5aa3f5..fdc8c0f31f5c 100644 --- a/drivers/mtd/spi-nor/core.h +++ b/drivers/mtd/spi-nor/core.h @@ -261,6 +261,9 @@ struct spi_nor_otp { * SPI NOR flashes that have peculiarities to the SPI NOR * standard e.g. different opcodes, specific address * calculation, page size, etc. + * @ready: (optional) flashes might use a different mechanism + * than reading the status register to indicate they + * are ready for a new command * @locking_ops: SPI NOR locking methods. */ struct spi_nor_flash_parameter { @@ -282,6 +285,7 @@ struct spi_nor_flash_parameter { int (*set_4byte_addr_mode)(struct spi_nor *nor, bool enable); u32 (*convert_addr)(struct spi_nor *nor, u32 addr); int (*setup)(struct spi_nor *nor, const struct spi_nor_hwcaps *hwcaps); + int (*ready)(struct spi_nor *nor); const struct spi_nor_locking_ops *locking_ops; }; |