openwrt/target/linux/generic/patches-4.4/465-m25p80-mx-disable-software-protection.patch
Hauke Mehrtens 69acb2533a kernel: update kernel 4.4 to version 4.4.79
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2017-07-28 23:49:35 +02:00

15 lines
473 B
Diff

Disable software protection bits for Macronix flashes.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -1166,6 +1166,7 @@ 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 ||
info->flags & SPI_NOR_HAS_LOCK) {
write_enable(nor);