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kernel: add back the macronix software protection disable patch

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It was accidentally left out when 4.4 support was added

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2016-05-18 15:22:24 +02:00
parent 21b04c623e
commit b8a129638e
1 changed files with 14 additions and 0 deletions
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14
target/linux/generic/patches-4.4/465-m25p80-mx-disable-software-protection.patch Normal file
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@ -0,0 +1,14 @@
Disable software protection bits for Macronix flashes.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -1156,6 +1156,7 @@ int spi_nor_scan(struct spi_nor *nor, co
if (JEDEC_MFR(info) == SNOR_MFR_ATMEL ||
JEDEC_MFR(info) == SNOR_MFR_INTEL ||
+ JEDEC_MFR(info) == SNOR_MFR_MACRONIX ||
JEDEC_MFR(info) == SNOR_MFR_SST) {
write_enable(nor);
write_sr(nor, 0);