sandy/ivy native: dedup romstage.c main()

Change-Id: I9909a5b2bdb4b59219db6304fa4332802fe0301c
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/7127
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
diff --git a/src/northbridge/intel/sandybridge/raminit_native.h b/src/northbridge/intel/sandybridge/raminit_native.h
index 7ed75ff..e1003ad 100644
--- a/src/northbridge/intel/sandybridge/raminit_native.h
+++ b/src/northbridge/intel/sandybridge/raminit_native.h
@@ -25,5 +25,8 @@
 /* The order is ch0dimmA, ch0dimmB, ch1dimmA, ch1dimmB.  */
 void init_dram_ddr3(spd_raw_data *spds, int mobile, int min_tck, int s3resume);
 void read_spd(spd_raw_data *spd, u8 addr);
+void mainboard_get_spd(spd_raw_data *spd);
+void rcba_config(void);
+void pch_enable_lpc(void);
 
 #endif				/* RAMINIT_H */