Add support for 39sf020
Corresponding to coreboot v1 svn r523.
diff --git a/flash_rom.c b/flash_rom.c
index 0b7b768..171fe3e 100644
--- a/flash_rom.c
+++ b/flash_rom.c
@@ -47,6 +47,8 @@
probe_jedec, erase_jedec, write_jedec},
{"SST28SF040A", SST_ID, SST_28SF040, NULL, 512, 256,
probe_28sf040, erase_28sf040, write_28sf040},
+ {"SST39SF020A", SST_ID, SST_39SF020, NULL, 256, 4096,
+ probe_jedec, erase_jedec, write_39sf020},
{"W29C020C", WINBOND_ID, W_29C020C, NULL, 256, 128,
probe_jedec, erase_jedec, write_jedec},
{NULL,}