drivers/spi: add support for another Spansion chip

Add the device ID definitions and properties for the SPI chip used on
the AP148 board (Google Storm).

BUG=chrome-os-partner:27784
TEST=manual
   . with the rest of the patches applied AP148 boots all the way to
     trying to read the payload.

Original-Change-Id: I5a0e5c9d3cc9ea81bc5227c0fbc1d0a5fc7bec27
Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/197895
Original-Reviewed-by: David Hendricks <dhendrix@chromium.org>
(cherry picked from commit a7c69981b18ac6b1158273596b94df0def65963d)
Signed-off-by: Marc Jones <marc.jones@se-eng.com>

Change-Id: I14e2f4f8f691a7db6ed596a3440914e08680867b
Reviewed-on: http://review.coreboot.org/7931
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
diff --git a/src/drivers/spi/spansion.c b/src/drivers/spi/spansion.c
index fba816a..e17f890 100644
--- a/src/drivers/spi/spansion.c
+++ b/src/drivers/spi/spansion.c
@@ -48,10 +48,12 @@
 #define SPSN_ID_S25FL016A	0x0214
 #define SPSN_ID_S25FL032A	0x0215
 #define SPSN_ID_S25FL064A	0x0216
+#define SPSN_ID_S25FL128S	0x0219
 #define SPSN_ID_S25FL128P	0x2018
 #define SPSN_EXT_ID_S25FL128P_256KB	0x0300
 #define SPSN_EXT_ID_S25FL128P_64KB	0x0301
 #define SPSN_EXT_ID_S25FL032P		0x4d00
+#define SPSN_EXT_ID_S25FLXXS_64KB	0x4d01
 
 struct spansion_spi_flash_params {
 	u16 idcode1;
@@ -123,6 +125,14 @@
 		.name = "S25FL128P_256K",
 	},
 	{
+		.idcode1 = SPSN_ID_S25FL128S,
+		.idcode2 = SPSN_EXT_ID_S25FLXXS_64KB,
+		.page_size = 256,
+		.pages_per_sector = 256,
+		.nr_sectors = 512,
+		.name = "S25FL128S_256K",
+	},
+	{
 		.idcode1 = SPSN_ID_S25FL032A,
 		.idcode2 = SPSN_EXT_ID_S25FL032P,
 		.page_size = 256,