diff options
Diffstat (limited to 'pkgs/patches-linux-5.15/498-mtd-spi-nor-locking-support-for-MX25L6405D.patch')
-rw-r--r-- | pkgs/patches-linux-5.15/498-mtd-spi-nor-locking-support-for-MX25L6405D.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/pkgs/patches-linux-5.15/498-mtd-spi-nor-locking-support-for-MX25L6405D.patch b/pkgs/patches-linux-5.15/498-mtd-spi-nor-locking-support-for-MX25L6405D.patch new file mode 100644 index 0000000..81de764 --- /dev/null +++ b/pkgs/patches-linux-5.15/498-mtd-spi-nor-locking-support-for-MX25L6405D.patch @@ -0,0 +1,34 @@ +From 8bf2ce6ea4ee840b70f55a27f80e1cd308051b13 Mon Sep 17 00:00:00 2001 +From: Nick Hainke <vincent@systemli.org> +Date: Mon, 27 Dec 2021 00:38:13 +0100 +Subject: [PATCH 1/2] mtd: spi-nor: locking support for MX25L6405D + +Macronix MX25L6405D supports locking with four block-protection bits. +Currently, the driver only sets three bits. If the bootloader does not +sustain the flash chip in an unlocked state, the flash might be +non-writeable. Add the corresponding flag to enable locking support with +four bits in the status register. + +Tested on Nanostation M2 XM. + +Similar to commit 7ea40b54e83b ("mtd: spi-nor: enable locking support for +MX25L12805D") + +Signed-off-by: David Bauer <mail@david-bauer.net> +Signed-off-by: Nick Hainke <vincent@systemli.org> +--- + drivers/mtd/spi-nor/macronix.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +--- a/drivers/mtd/spi-nor/macronix.c ++++ b/drivers/mtd/spi-nor/macronix.c +@@ -41,7 +41,8 @@ static const struct flash_info macronix_ + { "mx25l1606e", INFO(0xc22015, 0, 64 * 1024, 32, SECT_4K) }, + { "mx25l3205d", INFO(0xc22016, 0, 64 * 1024, 64, SECT_4K) }, + { "mx25l3255e", INFO(0xc29e16, 0, 64 * 1024, 64, SECT_4K) }, +- { "mx25l6405d", INFO(0xc22017, 0, 64 * 1024, 128, SECT_4K) }, ++ { "mx25l6405d", INFO(0xc22017, 0, 64 * 1024, 128, SECT_4K | ++ SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) }, + { "mx25u2033e", INFO(0xc22532, 0, 64 * 1024, 4, SECT_4K) }, + { "mx25u3235f", INFO(0xc22536, 0, 64 * 1024, 64, + SECT_4K | SPI_NOR_DUAL_READ | |