mtd: spi-nor: spansion: s25fl256s0: Skip SFDP parsing

s25fl256s0 does not define the SFDP tables nor implements the
RDSFDP 0x5a command. Skip the SFDP parsing in order to avoid
issuing an unsupported command to the flash.

Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Link: https://lore.kernel.org/r/20211207140254.87681-13-tudor.ambarus@microchip.com

diff --git a/drivers/mtd/spi-nor/spansion.c b/drivers/mtd/spi-nor/spansion.c
index f2a2995..f444012 100644 (file)
--- a/drivers/mtd/spi-nor/spansion.c
+++ b/drivers/mtd/spi-nor/spansion.c
@@ -210,7 +210,8 @@ static const struct flash_info spansion_parts[] = {
                NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
        { "s25fl256s0", INFO6(0x010219, 0x4d0080, 256 * 1024, 128)
                FLAGS(USE_CLSR)
-               NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
+               NO_SFDP_FLAGS(SPI_NOR_SKIP_SFDP | SPI_NOR_DUAL_READ |
+                             SPI_NOR_QUAD_READ) },
        { "s25fl256s1", INFO6(0x010219, 0x4d0180, 64 * 1024, 512)
                FLAGS(USE_CLSR)
                NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },