[PATCH] mtd: spi-nor: atmel: add at25dn011

Simon Richter simon at sinic.eu
Thu Oct 16 23:05:29 PDT 2025


Add AT25DN011 with 1Mbit.
Used on multiple custom boards and tested with this patch.

Link: https://www.renesas.com/en/document/dst/at25dn011-datasheet?r=1608506
Signed-off-by: Simon Richter <simon at sinic.eu>
---
 drivers/mtd/spi-nor/atmel.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/mtd/spi-nor/atmel.c b/drivers/mtd/spi-nor/atmel.c
index 82c592f0a1e1..0c2908bce0bc 100644
--- a/drivers/mtd/spi-nor/atmel.c
+++ b/drivers/mtd/spi-nor/atmel.c
@@ -171,6 +171,11 @@ static const struct flash_info atmel_nor_parts[] = {
 		.name = "at45db081d",
 		.size = SZ_1M,
 		.no_sfdp_flags = SECT_4K,
+	}, {
+		.id = SNOR_ID(0x1f, 0x42, 0x00),
+		.name = "at25dn011",
+		.size = SZ_128K,
+		.no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ
 	}, {
 		.id = SNOR_ID(0x1f, 0x42, 0x16),
 		.name = "at25sl321",
-- 
2.51.0




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