sf: Add Spansion s25fl208k entry

Add entry for Spansion s25fl208k part.

Signed-off-by: Sean Nyekjaer <sean.nyekjaer@prevas.dk>
Reviewed-by: Jagan Teki <jagan@openedev.com>
diff --git a/drivers/mtd/spi/spi_flash_ids.c b/drivers/mtd/spi/spi_flash_ids.c
index dbb4ac4..ef55abb 100644
--- a/drivers/mtd/spi/spi_flash_ids.c
+++ b/drivers/mtd/spi/spi_flash_ids.c
@@ -94,6 +94,7 @@
 	{"s25fl016a",	   INFO(0x010214, 0x0, 64 * 1024,    32, 0) },
 	{"s25fl032a",	   INFO(0x010215, 0x0, 64 * 1024,    64, 0) },
 	{"s25fl064a",	   INFO(0x010216, 0x0, 64 * 1024,   128, 0) },
+	{"s25fl208k",	   INFO(0x014014, 0x0, 64 * 1024,    16, 0) },
 	{"s25fl116k",	   INFO(0x014015, 0x0, 64 * 1024,    32, 0) },
 	{"s25fl164k",	   INFO(0x014017, 0x0140,  64 * 1024,   128, 0) },
 	{"s25fl128p_256k", INFO(0x012018, 0x0300, 256 * 1024,    64, RD_FULL | WR_QPP) },