Add support for SST49LF040
Corresponding to flashrom svn r5 and coreboot v2 svn r1422.
diff --git a/flash.h b/flash.h
index ace46a4..f4a3d22 100644
--- a/flash.h
+++ b/flash.h
@@ -35,7 +35,8 @@
#define SST_29EE020A 0x10 /* SST 29EE020 device code */
#define SST_28SF040 0x04 /* SST 29EE040 device code */
#define SST_39SF020 0xB6 /* SST 39SF020 device */
-#define SST_39VF020 0xD6 /* SST 39SF020 device */
+#define SST_39VF020 0xD6 /* SST 39VF020 device */
+#define SST_49LF040 0x51 /* SST 49LF040 device */
#define PMC_ID 0x9D /* PMC Manufacturer ID[B code */
#define PMC_49FL004 0x6E /* PMC 49FL004 device code */