sf: stmicro: add support for N25Q064

Add support for Numonyx N25Q064 SPI flash.

Signed-off-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
diff --git a/drivers/mtd/spi/stmicro.c b/drivers/mtd/spi/stmicro.c
index 30b626a..9ec938a 100644
--- a/drivers/mtd/spi/stmicro.c
+++ b/drivers/mtd/spi/stmicro.c
@@ -93,6 +93,12 @@
 		.name = "M25P128",
 	},
 	{
+		.id = 0xba17,
+		.pages_per_sector = 256,
+		.nr_sectors = 128,
+		.name = "N25Q064",
+	},
+	{
 		.id = 0xba18,
 		.pages_per_sector = 256,
 		.nr_sectors = 256,