diff options
| -rw-r--r-- | drivers/mtd/spi/spi-nor-core.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/mtd/spi/spi-nor-core.c b/drivers/mtd/spi/spi-nor-core.c index 46af9b4fe47..f5c9868bbca 100644 --- a/drivers/mtd/spi/spi-nor-core.c +++ b/drivers/mtd/spi/spi-nor-core.c @@ -3855,6 +3855,13 @@ static void s25_late_init(struct spi_nor *nor, struct spi_nor_flash_parameter *params) { nor->setup = s25_s28_setup; + + /* + * Programming is supported only in 16-byte ECC data unit granularity. + * Byte-programming, bit-walking, or multiple program operations to the + * same ECC data unit without an erase are not allowed. + */ + params->writesize = 16; } static int s25_s28_post_bfpt_fixup(struct spi_nor *nor, @@ -4019,6 +4026,13 @@ static void s28hx_t_late_init(struct spi_nor *nor, { nor->octal_dtr_enable = spi_nor_cypress_octal_dtr_enable; nor->setup = s25_s28_setup; + + /* + * Programming is supported only in 16-byte ECC data unit granularity. + * Byte-programming, bit-walking, or multiple program operations to the + * same ECC data unit without an erase are not allowed. + */ + params->writesize = 16; } static void s28hx_t_post_sfdp_fixup(struct spi_nor *nor, |