diff options
| author | Ssunk <[email protected]> | 2026-02-08 12:17:57 +0800 |
|---|---|---|
| committer | Tom Rini <[email protected]> | 2026-04-15 13:36:43 -0600 |
| commit | c56db9b4a4412cefd97dfa1d2517706be3507daf (patch) | |
| tree | 254bca888be9725afbf1f80039b41310e9f32a86 /drivers | |
| parent | fba241926982eb17ef79fafe8531ec9fd6837ae5 (diff) | |
mtd: spi-nor: Add Dosilicon DS25M/Q series support
Add support for dosilicon ds25m4cb, ds25m4dn, ds25q4cb, ds25q4dn
Datasheets:
ds25m4cb:
https://www.dosilicon.com/resources/SPI%20NOR/DS25M4CB-XXXXX_Rev04.pdf
ds25m4dn:
https://www.dosilicon.com/resources/SPI%20NOR/DS25M4DN-XXXXX_Rev03.pdf
ds25q4cb:
https://www.dosilicon.com/resources/SPI%20NOR/DS25Q4CB-XXXXX_Rev03.pdf
ds25q4dn:
https://www.dosilicon.com/resources/SPI%20NOR/DS25Q4DN-XXXXX_Rev01.pdf
Signed-off-by: Ssunk <[email protected]>
[trini: Adjust spacing]
Signed-off-by: Tom Rini <[email protected]>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mtd/spi/Kconfig | 5 | ||||
| -rw-r--r-- | drivers/mtd/spi/spi-nor-ids.c | 11 |
2 files changed, 16 insertions, 0 deletions
diff --git a/drivers/mtd/spi/Kconfig b/drivers/mtd/spi/Kconfig index 56f6fb70acd..6399512e49f 100644 --- a/drivers/mtd/spi/Kconfig +++ b/drivers/mtd/spi/Kconfig @@ -157,6 +157,11 @@ config SPI_FLASH_ATMEL help Add support for various Atmel SPI flash chips (AT45xxx and AT25xxx) +config SPI_FLASH_DOSILICON + bool "Dosilicon SPI flash support" + help + Add support for various Dosilicon SPI flash chips (DS25xxx) + config SPI_FLASH_EON bool "EON SPI flash support" help diff --git a/drivers/mtd/spi/spi-nor-ids.c b/drivers/mtd/spi/spi-nor-ids.c index f8bbb9bf091..43dc628f74a 100644 --- a/drivers/mtd/spi/spi-nor-ids.c +++ b/drivers/mtd/spi/spi-nor-ids.c @@ -77,6 +77,17 @@ const struct flash_info spi_nor_ids[] = { { INFO("at25sl321", 0x1f4216, 0, 64 * 1024, 64, SECT_4K) }, { INFO("at26df081a", 0x1f4501, 0, 64 * 1024, 16, SECT_4K) }, #endif +#ifdef CONFIG_SPI_FLASH_DOSILICON + /* Dosilicon Co., Ltd */ + { INFO("ds25m4cb", 0xe5401a, 0, 64 * 1024, 1024, + SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, + { INFO("ds25m4dn", 0xe5401b, 0, 64 * 1024, 2048, + SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, + { INFO("ds25q4cb", 0xe5301a, 0, 64 * 1024, 1024, + SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, + { INFO("ds25q4dn", 0xe5301b, 0, 64 * 1024, 2048, + SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) }, +#endif #ifdef CONFIG_SPI_FLASH_EON /* EON */ /* EON -- en25xxx */ { INFO("en25q80b", 0x1c3014, 0, 64 * 1024, 16, SECT_4K) }, |