--- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -1025,6 +1025,7 @@ static const struct flash_info spi_nor_i { "mx25l12805d", INFO(0xc22018, 0, 64 * 1024, 256, 0) }, { "mx25l12855e", INFO(0xc22618, 0, 64 * 1024, 256, 0) }, { "mx25l25635e", INFO(0xc22019, 0, 64 * 1024, 512, SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, + { "mx25l25635f", INFO(0xc22019, 0, 64 * 1024, 512, SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, { "mx25u25635f", INFO(0xc22539, 0, 64 * 1024, 512, SECT_4K | SPI_NOR_4B_OPCODES) }, { "mx25l25655e", INFO(0xc22619, 0, 64 * 1024, 512, 0) }, { "mx66l51235l", INFO(0xc2201a, 0, 64 * 1024, 1024, SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, @@ -1194,11 +1195,12 @@ static const struct flash_info spi_nor_i { }, }; -static const struct flash_info *spi_nor_read_id(struct spi_nor *nor) +static const struct flash_info *spi_nor_read_id(struct spi_nor *nor, + const char *name) { int tmp; u8 id[SPI_NOR_MAX_ID_LEN]; - const struct flash_info *info; + const struct flash_info *info, *first_match = NULL; tmp = nor->read_reg(nor, SPINOR_OP_RDID, id, SPI_NOR_MAX_ID_LEN); if (tmp < 0) { @@ -1209,10 +1211,16 @@ static const struct flash_info *spi_nor_ for (tmp = 0; tmp < ARRAY_SIZE(spi_nor_ids) - 1; tmp++) { info = &spi_nor_ids[tmp]; if (info->id_len) { - if (!memcmp(info->id, id, info->id_len)) - return &spi_nor_ids[tmp]; + if (!memcmp(info->id, id, info->id_len)) { + if (!name || !strcmp(name, info->name)) + return info; + if (!first_match) + first_match = info; + } } } + if (first_match) + return first_match; dev_err(nor->dev, "unrecognized JEDEC id bytes: %02x, %02x, %02x\n", id[0], id[1], id[2]); return ERR_PTR(-ENODEV); @@ -2672,7 +2680,7 @@ int spi_nor_scan(struct spi_nor *nor, co info = spi_nor_match_id(name); /* Try to auto-detect if chip name wasn't specified or not found */ if (!info) - info = spi_nor_read_id(nor); + info = spi_nor_read_id(nor, NULL); if (IS_ERR_OR_NULL(info)) return -ENOENT; @@ -2683,7 +2691,7 @@ int spi_nor_scan(struct spi_nor *nor, co if (name && info->id_len) { const struct flash_info *jinfo; - jinfo = spi_nor_read_id(nor); + jinfo = spi_nor_read_id(nor, name); if (IS_ERR(jinfo)) { return PTR_ERR(jinfo); } else if (jinfo != info) {