[PATCH] mtd: spi-nor: winbond: Add support for W77Q51NW

From: Marek Vasut
Date: Sun Jul 20 2025 - 15:57:03 EST


Add IDs for Winbond W77Q51NW, 512M-bit Secure Serial Flash Memory
with Post-Quantum Cryptography, Dual/Quad SPI, QPI and DTR . The
flash part is similar to W25Q512NWM .

Signed-off-by: Marek Vasut <marek.vasut+renesas@xxxxxxxxxxx>
---
Cc: Michael Walle <mwalle@xxxxxxxxxx>
Cc: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>
Cc: Pratyush Yadav <pratyush@xxxxxxxxxx>
Cc: Richard Weinberger <richard@xxxxxx>
Cc: Tudor Ambarus <tudor.ambarus@xxxxxxxxxx>
Cc: Vignesh Raghavendra <vigneshr@xxxxxx>
Cc: linux-kernel@xxxxxxxxxxxxxxx
Cc: linux-mtd@xxxxxxxxxxxxxxxxxxx
---
drivers/mtd/spi-nor/winbond.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/mtd/spi-nor/winbond.c b/drivers/mtd/spi-nor/winbond.c
index 63a93c9eb917..dcb6c9ec862a 100644
--- a/drivers/mtd/spi-nor/winbond.c
+++ b/drivers/mtd/spi-nor/winbond.c
@@ -343,6 +343,10 @@ static const struct flash_info winbond_nor_parts[] = {
.id = SNOR_ID(0xef, 0x80, 0x20),
.name = "w25q512nwm",
.otp = SNOR_OTP(256, 3, 0x1000, 0x1000),
+ }, {
+ .id = SNOR_ID(0xef, 0x8a, 0x1a),
+ .name = "w77q51nw",
+ .otp = SNOR_OTP(256, 3, 0x1000, 0x1000),
},
};

--
2.47.2