[PATCH V3] mtd: spi-nor: winbond: Add support for winbond chip

Shaik Sajida Bhanu quic_c_sbhanu at quicinc.com
Tue Dec 14 02:16:31 PST 2021


Add support for winbond W25Q512NW-IM chip.

Signed-off-by: Shaik Sajida Bhanu <quic_c_sbhanu at quicinc.com>
Reviewed-by: Doug Anderson <dianders at chromium.org>
---
Changes since V1:
	Added space before name of the flash part as suggested by Doug.

Changes since V2:
	Updated chip name as w25q512nwm as suggested by Doug.
---
 drivers/mtd/spi-nor/winbond.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/mtd/spi-nor/winbond.c b/drivers/mtd/spi-nor/winbond.c
index 96573f6..42d5800 100644
--- a/drivers/mtd/spi-nor/winbond.c
+++ b/drivers/mtd/spi-nor/winbond.c
@@ -100,6 +100,9 @@ static const struct flash_info winbond_parts[] = {
 			     SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
 	{ "w25m512jv", INFO(0xef7119, 0, 64 * 1024, 1024,
 			    SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ) },
+	{ "w25q512nwm", INFO(0xef8020, 0, 64 * 1024, 1024,
+			   SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
+			   SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
 	{ "w25q512jvq", INFO(0xef4020, 0, 64 * 1024, 1024,
 			     SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
 };
-- 
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member 
of Code Aurora Forum, hosted by The Linux Foundation




More information about the linux-mtd mailing list