sf: winbond: Add support for W25Q16DW

Add support for Winbond W25Q16DW SPI flash.

Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
diff --git a/drivers/mtd/spi/winbond.c b/drivers/mtd/spi/winbond.c
index e07480b..9fb4910 100644
--- a/drivers/mtd/spi/winbond.c
+++ b/drivers/mtd/spi/winbond.c
@@ -88,6 +88,11 @@
 		.name			= "W25Q80BW",
 	},
 	{
+		.id			= 0x6015,
+		.nr_blocks		= 32,
+		.name			= "W25Q16DW",
+	},
+	{
 		.id			= 0x6016,
 		.nr_blocks		= 64,
 		.name			= "W25Q32DW",