From 765d0e4a098112b34e1023b4fe486d6c2ee13a3c Mon Sep 17 00:00:00 2001 From: John Crispin Date: Tue, 1 Mar 2016 08:14:49 +0000 Subject: [PATCH] kernel: disable software protection bits for macronix flash chips at init Signed-off-by: Felix Fietkau Backport r47626 git-svn-id: svn://svn.openwrt.org/openwrt/branches/chaos_calmer@48849 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../462-m25p80-mx-disable-software-protection.patch | 10 ++++++++++ 1 file changed, 10 insertions(+) create mode 100644 target/linux/generic/patches-3.18/462-m25p80-mx-disable-software-protection.patch diff --git a/target/linux/generic/patches-3.18/462-m25p80-mx-disable-software-protection.patch b/target/linux/generic/patches-3.18/462-m25p80-mx-disable-software-protection.patch new file mode 100644 index 0000000000..d7d7eeccc3 --- /dev/null +++ b/target/linux/generic/patches-3.18/462-m25p80-mx-disable-software-protection.patch @@ -0,0 +1,10 @@ +--- a/drivers/mtd/spi-nor/spi-nor.c ++++ b/drivers/mtd/spi-nor/spi-nor.c +@@ -962,6 +962,7 @@ int spi_nor_scan(struct spi_nor *nor, co + + if (JEDEC_MFR(info->jedec_id) == CFI_MFR_ATMEL || + JEDEC_MFR(info->jedec_id) == CFI_MFR_INTEL || ++ JEDEC_MFR(info->jedec_id) == CFI_MFR_MACRONIX || + JEDEC_MFR(info->jedec_id) == CFI_MFR_SST) { + write_enable(nor); + write_sr(nor, 0); -- 2.11.0