> > EN25QX128A/EN25QX256A are 128Mb/256Mb flash devices with Quad interface at > max 104MHz clock rate. > EN25QH256 is 256Mb flash device with Quad interface at max 50MHz clock rate. > Both flashes supports 2.7-3.6V voltage range. > > These flashes are tested on MediaTek's filogic platform. > > Link: https://www.esmt.com.tw/upload/pdf/ESMT/datasheets/EN25QX128A(2V).pdf > Link: https://www.esmt.com.tw/upload/pdf/ESMT/datasheets/EN25QH256A(2R).pdf > Signed-off-by: Weijie Gao <[email protected]> > --- > v5: removed locking related flags > v2-v4: updated commit message > --- > drivers/mtd/spi/spi-nor-core.c | 1 + > drivers/mtd/spi/spi-nor-ids.c | 3 +++ > include/linux/mtd/spi-nor.h | 1 + > 3 files changed, 5 insertions(+) > > diff --git a/drivers/mtd/spi/spi-nor-core.c b/drivers/mtd/spi/spi-nor-core.c > index 937d79af64e..e4f78e740ba 100644 > --- a/drivers/mtd/spi/spi-nor-core.c > +++ b/drivers/mtd/spi/spi-nor-core.c > @@ -758,6 +758,7 @@ static int set_4byte(struct spi_nor *nor, const struct > flash_info *info, > case SNOR_MFR_ISSI: > case SNOR_MFR_MACRONIX: > case SNOR_MFR_WINBOND: > + case SNOR_MFR_EON: > if (need_wren) > write_enable(nor); > > diff --git a/drivers/mtd/spi/spi-nor-ids.c b/drivers/mtd/spi/spi-nor-ids.c > index 7d96adab4fd..da222b24a6e 100644 > --- a/drivers/mtd/spi/spi-nor-ids.c > +++ b/drivers/mtd/spi/spi-nor-ids.c > @@ -95,6 +95,9 @@ const struct flash_info spi_nor_ids[] = { > { INFO("en25q64", 0x1c3017, 0, 64 * 1024, 128, SECT_4K | > SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, > { INFO("en25q128b", 0x1c3018, 0, 64 * 1024, 256, SECT_4K | > SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, > { INFO("en25qh128", 0x1c7018, 0, 64 * 1024, 256, SECT_4K | > SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, > + { INFO("en25qx128a", 0x1c7118, 0, 64 * 1024, 256, SECT_4K | > SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, > + { INFO("en25qh256", 0x1c7019, 0, 64 * 1024, 512, SECT_4K | > SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, > + { INFO("en25qx256a", 0x1c7119, 0, 64 * 1024, 512, SECT_4K | > SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, > { INFO("en25s64", 0x1c3817, 0, 64 * 1024, 128, SECT_4K | > SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, > #endif > #ifdef CONFIG_SPI_FRAM_FUJITSU > diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h > index 4eef4ab0488..02fa72fb401 100644 > --- a/include/linux/mtd/spi-nor.h > +++ b/include/linux/mtd/spi-nor.h > @@ -33,6 +33,7 @@ > #define SNOR_MFR_SST CFI_MFR_SST > #define SNOR_MFR_WINBOND 0xef /* Also used by some Spansion */ > #define SNOR_MFR_CYPRESS 0x34 > +#define SNOR_MFR_EON CFI_MFR_EON > > /* > * Note on opcode nomenclature: some opcodes have a format like > -- > 2.45.2
Reviewed-by: Takahiro Kuwano <[email protected]>
