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-rw-r--r--target/linux/mediatek/patches-5.4/1020-spi-nor-w25q512jv.patch25
1 files changed, 25 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-5.4/1020-spi-nor-w25q512jv.patch b/target/linux/mediatek/patches-5.4/1020-spi-nor-w25q512jv.patch
new file mode 100644
index 0000000000..1a16574c2b
--- /dev/null
+++ b/target/linux/mediatek/patches-5.4/1020-spi-nor-w25q512jv.patch
@@ -0,0 +1,25 @@
+From: David Bauer <mail@david-bauer.net>
+Date: Thu, 11 Feb 2021 19:57:26 +0100
+Subject: [PATCH] mtd: spi-nor: add support for Winbond W25Q512
+
+The Winbond W25Q512 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@david-bauer.net>
+
+Ref: https://patchwork.ozlabs.org/project/linux-mtd/patch/20210213151047.11700-1-mail@david-bauer.net/
+
+--- a/drivers/mtd/spi-nor/spi-nor.c
++++ b/drivers/mtd/spi-nor/spi-nor.c
+@@ -2550,6 +2550,9 @@ static const struct flash_info spi_nor_i
+ .fixups = &w25q256_fixups },
+ { "w25q256jvm", INFO(0xef7019, 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_HAS_LOCK) },
+ { "w25m512jv", INFO(0xef7119, 0, 64 * 1024, 1024,
+ SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ) },
+