sf: sst: Add support for SST25WF080

Add support for SST25WF080 SPI flash.

Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/drivers/mtd/spi/sst.c b/drivers/mtd/spi/sst.c
index c9dec3c52..256867c 100644
--- a/drivers/mtd/spi/sst.c
+++ b/drivers/mtd/spi/sst.c
@@ -99,6 +99,12 @@
 		.nr_sectors = 128,
 		.name = "SST25WF040",
 	},
+	{
+		.idcode1 = 0x05,
+		.flags = SST_FEAT_WP,
+		.nr_sectors = 256,
+		.name = "SST25WF080",
+	},
 };
 
 static int