Add support for Winbond W49V002A

Corresponding to flashrom svn r53 and coreboot v2 svn r2321.

flash.h

@@ -59,6 +59,7 @@ extern struct flashchip flashchips[];
 #define W_29C020C         0x45	/* Winbond w29c020c device code */
 #define W_39V040A         0x3D	/* Winbond w39v040a device code */
 #define W_49F002U         0x0B	/* Winbond w49F002u device code */
+#define W_49V002A         0xB0  /* Winbond W49V002A device code */
 
 #define ST_ID       	  0x20
 #define ST_M29F040B       0xE2

flashchips.c

@@ -80,6 +80,8 @@ struct flashchip flashchips[] = {
 	 probe_jedec, 	erase_chip_jedec, write_jedec,	NULL},
 	{"W49F002U", 	WINBOND_ID, 	W_49F002U,	NULL, 256, 128,
 	 probe_jedec,	erase_chip_jedec, write_49f002, NULL},
+	{"W49V002A", 	WINBOND_ID, 	W_49V002A,	NULL, 256, 128,
+	 probe_jedec,	erase_chip_jedec, write_49f002, NULL},
 	{"W39V040A", 	WINBOND_ID, 	W_39V040A,	NULL, 512, 64*1024,
 	 probe_jedec,	erase_chip_jedec, write_39sf020, NULL},
 	{"M29F040B",	ST_ID, 		ST_M29F040B,	NULL, 512, 64 * 1024,