diff --git a/src/northbridge/intel/sandybridge/raminit.h b/src/northbridge/intel/sandybridge/raminit.h
index 5bda2ef..4e684ec 100644
--- a/src/northbridge/intel/sandybridge/raminit.h
+++ b/src/northbridge/intel/sandybridge/raminit.h
@@ -27,6 +27,7 @@
 
 void sdram_initialize(struct pei_data *pei_data);
 void save_mrc_data(struct pei_data *pei_data);
+void mainboard_fill_pei_data(struct pei_data *pei_data);
 int fixup_sandybridge_errata(void);
 
 #endif				/* RAMINIT_H */