[PATCH] mtd: spi-nor-ids: Add support for AT25SF321B and AT25SF641B

Zixun LI admin at hifiphile.com
Tue Jul 1 17:16:06 CEST 2025


These flash chips are similar to AT25DF321A with Quad I/O capacity.

Signed-off-by: Zixun LI <admin at hifiphile.com>
---
Tested on SAM9X60 custom board.
---
 drivers/mtd/spi/spi-nor-ids.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mtd/spi/spi-nor-ids.c b/drivers/mtd/spi/spi-nor-ids.c
index e7e97780d7cdd27104fd7db900b3a779d2188922..18bc6f2f06e9a02594da6ad1880489e78458a60f 100644
--- a/drivers/mtd/spi/spi-nor-ids.c
+++ b/drivers/mtd/spi/spi-nor-ids.c
@@ -76,6 +76,8 @@ const struct flash_info spi_nor_ids[] = {
 	{ INFO("at45db641d",	0x1f2800, 0, 64 * 1024, 128, SECT_4K) },
 	{ INFO("at25sl321",	0x1f4216, 0, 64 * 1024,  64, SECT_4K) },
 	{ INFO("at26df081a",	0x1f4501, 0, 64 * 1024,  16, SECT_4K) },
+	{ INFO("at25sf321b",	0x1f8701, 0, 64 * 1024,  64, SECT_4K) },
+	{ INFO("at25sf641b",	0x1f8801, 0, 64 * 1024, 128, SECT_4K) },
 #endif
 #ifdef CONFIG_SPI_FLASH_EON		/* EON */
 	/* EON -- en25xxx */

---
base-commit: 4d3b5c679bc9d5c6cbbeedcc1e4a186f1cc35541
change-id: 20250701-nor-0ee20c630bc4

Best regards,
-- 
Zixun LI <admin at hifiphile.com>



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