mtd: spi-nor-core: Default to addr_width of 3 for configurable widths

JESD216D-01 mentions that "defaults to 3-Byte mode; enters 4-Byte mode on
command."

Signed-off-by: Takahiro Kuwano <Takahiro.Kuwano@infineon.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>

diff --git a/drivers/mtd/spi/spi-nor-core.c b/drivers/mtd/spi/spi-nor-core.c
index ec9b07a..f8d5669 100644 (file)
--- a/drivers/mtd/spi/spi-nor-core.c
+++ b/drivers/mtd/spi/spi-nor-core.c
@@ -2236,6 +2236,7 @@ static int spi_nor_parse_bfpt(struct spi_nor *nor,
        /* Number of address bytes. */
        switch (bfpt.dwords[BFPT_DWORD(1)] & BFPT_DWORD1_ADDRESS_BYTES_MASK) {
        case BFPT_DWORD1_ADDRESS_BYTES_3_ONLY:
+       case BFPT_DWORD1_ADDRESS_BYTES_3_OR_4:
                nor->addr_width = 3;
                break;