target/linux/generic/pending-4.19/465-m25p80-mx-disable-software-protection.patch

   1 From: Felix Fietkau <nbd@nbd.name>
   2 Subject: Disable software protection bits for Macronix flashes.
   3
   4 Signed-off-by: Felix Fietkau <nbd@nbd.name>
   5 ---
   6  drivers/mtd/spi-nor/spi-nor.c | 1 +
   7  1 file changed, 1 insertion(+)
   8
   9 --- a/drivers/mtd/spi-nor/spi-nor.c
  10 +++ b/drivers/mtd/spi-nor/spi-nor.c
  11 @@ -2733,6 +2733,7 @@ static int spi_nor_init(struct spi_nor *
  12          */
  13         if (JEDEC_MFR(nor->info) == SNOR_MFR_ATMEL ||
  14             JEDEC_MFR(nor->info) == SNOR_MFR_INTEL ||
  15 +           JEDEC_MFR(nor->info) == SNOR_MFR_MACRONIX ||
  16             JEDEC_MFR(nor->info) == SNOR_MFR_SST ||
  17             nor->info->flags & SPI_NOR_HAS_LOCK) {
  18                 write_enable(nor);