sandybridge: Move common northbridge finalize to northbridge code.

Change-Id: I6d4178e5aaffc1330b0953b0601bf6b448250a8e
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/6920
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
diff --git a/src/northbridge/intel/sandybridge/sandybridge.h b/src/northbridge/intel/sandybridge/sandybridge.h
index 291ea46..d38bf0b 100644
--- a/src/northbridge/intel/sandybridge/sandybridge.h
+++ b/src/northbridge/intel/sandybridge/sandybridge.h
@@ -209,6 +209,7 @@
 int bridge_silicon_revision(void);
 void sandybridge_early_initialization(int chipset_type);
 void sandybridge_late_initialization(void);
+void northbridge_romstage_finalize(int s3resume);
 
 /* debugging functions */
 void print_pci_devices(void);