diff --git a/src/southbridge/intel/bd82x6x/pch.c b/src/southbridge/intel/bd82x6x/pch.c
index 7b0662b4fe..82b95f69e4 100644
--- a/src/southbridge/intel/bd82x6x/pch.c
+++ b/src/southbridge/intel/bd82x6x/pch.c
@@ -41,7 +41,7 @@ int pch_silicon_type(void)
 	return pch_type;
 }
 
-int pch_silicon_supported(int type, int rev)
+static int pch_silicon_supported(int type, int rev)
 {
 	int cur_type = pch_silicon_type();
 	int cur_rev = pch_silicon_revision();
diff --git a/src/southbridge/intel/bd82x6x/pch.h b/src/southbridge/intel/bd82x6x/pch.h
index 68f599d914..eff08581a0 100644
--- a/src/southbridge/intel/bd82x6x/pch.h
+++ b/src/southbridge/intel/bd82x6x/pch.h
@@ -42,7 +42,6 @@
 
 int pch_silicon_revision(void);
 int pch_silicon_type(void);
-int pch_silicon_supported(int type, int rev);
 void pch_iobp_update(u32 address, u32 andvalue, u32 orvalue);
 
 void enable_usb_bar(void);