The only w25q128 variant I could find with 0xef4018 as ID is w25q128fv, which supports both dual and quad read mode. Add these two flags in chip info. Signed-off-by: Chuanhong Guo <gch981213@xxxxxxxxx> --- drivers/mtd/spi-nor/spi-nor.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c index f89620005198..6adf16259841 100644 --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -2479,7 +2479,10 @@ static const struct flash_info spi_nor_ids[] = { }, { "w25q80", INFO(0xef5014, 0, 64 * 1024, 16, SECT_4K) }, { "w25q80bl", INFO(0xef4014, 0, 64 * 1024, 16, SECT_4K) }, - { "w25q128", INFO(0xef4018, 0, 64 * 1024, 256, SECT_4K) }, + { + "w25q128", INFO(0xef4018, 0, 64 * 1024, 256, + SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) + }, { "w25q256", INFO(0xef4019, 0, 64 * 1024, 512, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, { "w25q256jvm", INFO(0xef7019, 0, 64 * 1024, 512, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, -- 2.21.0 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/