[PATCH] mtd: spi-nor: add support for Winbond W25Q512JV

David Bauer mail at david-bauer.net
Sat Feb 13 10:10:47 EST 2021


The Winbond W25Q512JV is a 512mb SPI-NOR chip. It supports 4K
sectors as well as block protection and Dual-/Quad-read.

Tested on: Ubiquiti UniFi 6 LR

Signed-off-by: David Bauer <mail at david-bauer.net>
---
 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 e5dfa786f190..49d0d7993368 100644
--- a/drivers/mtd/spi-nor/winbond.c
+++ b/drivers/mtd/spi-nor/winbond.c
@@ -95,6 +95,10 @@ static const struct flash_info winbond_parts[] = {
 			     SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
 	{ "w25q256jw", INFO(0xef6019, 0, 64 * 1024, 512,
 			     SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
+	{ "w25q512jv", INFO(0xef4020, 0, 64 * 1024, 1024,
+			    SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ |
+			    SPI_NOR_HAS_TB | SPI_NOR_TB_SR_BIT6 |
+			    SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) },
 	{ "w25m512jv", INFO(0xef7119, 0, 64 * 1024, 1024,
 			    SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ) },
 };
-- 
2.30.1




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