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authorRobert Marko <robimarko@gmail.com>2020-03-10 18:20:01 +0100
committerPetr Štetiar <ynezz@true.cz>2020-03-12 12:59:44 +0100
commitd7f21940bcaf70ba404d354c7fa6519c1717d00a (patch)
tree02c805e8610b3c1d04aabc36866945a3755ffa7c /target/linux/generic/backport-5.4
parent3ef988caf383cd761af0fe7e943dfcc2dd766cf5 (diff)
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generic: 5.4: Add 4B_OPCODES flag to w25q256
This patch backports the upstream patch that adds the 4B_OPCODES flag to w25q256 under 5.4 kernel. This is needed for ipq40xx and ramips. Signed-off-by: Robert Marko <robimarko@gmail.com>
Diffstat (limited to 'target/linux/generic/backport-5.4')
-rw-r--r--target/linux/generic/backport-5.4/464-v5.6-mtd-spi-nor-Add-4B_OPCODES-flag-to-w25q256.patch27
1 files changed, 27 insertions, 0 deletions
diff --git a/target/linux/generic/backport-5.4/464-v5.6-mtd-spi-nor-Add-4B_OPCODES-flag-to-w25q256.patch b/target/linux/generic/backport-5.4/464-v5.6-mtd-spi-nor-Add-4B_OPCODES-flag-to-w25q256.patch
new file mode 100644
index 0000000000..7b7e15aa6b
--- /dev/null
+++ b/target/linux/generic/backport-5.4/464-v5.6-mtd-spi-nor-Add-4B_OPCODES-flag-to-w25q256.patch
@@ -0,0 +1,27 @@
+From 10050a02f7d508fa88f70fcfceefbacd13488ca7 Mon Sep 17 00:00:00 2001
+From: Robert Marko <robimarko@gmail.com>
+Date: Mon, 23 Dec 2019 17:05:49 +0200
+Subject: [PATCH] mtd: spi-nor: Add 4B_OPCODES flag to w25q256
+
+The w25q256 supports 4-byte opcodes so lets add the flag.
+Tested on OpenWrt under 4.19.82 kernel on 8devices Habanero.
+
+Signed-off-by: Robert Marko <robimarko@gmail.com>
+Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
+---
+ drivers/mtd/spi-nor/spi-nor.c | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+--- a/drivers/mtd/spi-nor/spi-nor.c
++++ b/drivers/mtd/spi-nor/spi-nor.c
+@@ -2480,7 +2480,9 @@ static const struct flash_info spi_nor_i
+ { "w25q80", INFO(0xef5014, 0, 64 * 1024, 16, SECT_4K) },
+ { "w25q80bl", INFO(0xef4014, 0, 64 * 1024, 16, SECT_4K) },
+ { "w25q128", INFO(0xef4018, 0, 64 * 1024, 256, SECT_4K) },
+- { "w25q256", INFO(0xef4019, 0, 64 * 1024, 512, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
++ { "w25q256", INFO(0xef4019, 0, 64 * 1024, 512,
++ SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
++ SPI_NOR_4B_OPCODES) },
+ { "w25q256jvm", INFO(0xef7019, 0, 64 * 1024, 512,
+ SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
+ { "w25m512jv", INFO(0xef7119, 0, 64 * 1024, 1024,