Here's a small patch to add support for the SST 49LF020A

Corresponding to flashrom svn r66 and coreboot v2 svn r2450.

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
X-Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
diff --git a/flashchips.c b/flashchips.c
index 9b55f4d..25fd95a 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -66,6 +66,8 @@
 
 	{"SST49LF040",	SST_ID,		SST_49LF040, 	NULL, 512, 4096,
 	 probe_jedec, 	erase_49lf040, write_49lf040,NULL},
+	{"SST49LF020A",	SST_ID,		SST_49LF020A, 	NULL, 256, 16 * 1024,
+	 probe_jedec, 	erase_49lf040, write_49lf040,NULL},
 	{"SST49LF080A",	SST_ID,		SST_49LF080A,	NULL, 1024, 4096,
 	 probe_jedec,	erase_49lf040, write_49lf040,NULL},
 	{"SST49LF002A/B", SST_ID,	SST_49LF002A,	NULL, 256, 16 * 1024,