generic: mtd: add lock/unlock support for f25l32pa

This chip has write protection enabled on power-up, so this flag is
necessary to support write operations.

Signed-off-by: Victor Shyba <victor1984@riseup.net>

diff --git a/target/linux/generic/patches-4.4/479-enable_mtd_has_lock_for_f25l32pa.patch b/target/linux/generic/patches-4.4/479-enable_mtd_has_lock_for_f25l32pa.patch
new file mode 100644 (file)
index 0000000..2e3d3d1
--- /dev/null
+++ b/target/linux/generic/patches-4.4/479-enable_mtd_has_lock_for_f25l32pa.patch
@@ -0,0 +1,24 @@
+mtd: spi-nor: Add lock/unlock support for f25l32pa
+
+This chip has write protection enabled on power-up,
+so this flag is necessary to support write operations.
+
+Signed-off-by: Victor Shyba <victor1984@riseup.net>
+Acked-by: Marek Vasut <marek.vasut@gmail.com>
+---
+ drivers/mtd/spi-nor/spi-nor.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
+index da7cd69..f325925 100644
+--- a/drivers/mtd/spi-nor/spi-nor.c
++++ b/drivers/mtd/spi-nor/spi-nor.c
+@@ -689,7 +689,7 @@ static const struct flash_info spi_nor_i
+       { "en25s64",    INFO(0x1c3817, 0, 64 * 1024,  128, SECT_4K) },
+ 
+       /* ESMT */
+-      { "f25l32pa", INFO(0x8c2016, 0, 64 * 1024, 64, SECT_4K) },
++      { "f25l32pa", INFO(0x8c2016, 0, 64 * 1024, 64, SECT_4K | SPI_NOR_HAS_LOCK) },
+       { "f25l32qa", INFO(0x8c4116, 0, 64 * 1024, 64, SECT_4K) },
+       { "f25l64qa", INFO(0x8c4117, 0, 64 * 1024, 128, SECT_4K) },
+