diff --git a/src/northbridge/amd/gx2/northbridgeinit.c b/src/northbridge/amd/gx2/northbridgeinit.c
index 47611bfe0f..ef5277c50d 100644
--- a/src/northbridge/amd/gx2/northbridgeinit.c
+++ b/src/northbridge/amd/gx2/northbridgeinit.c
@@ -660,7 +660,7 @@ void northbridge_init_early(void)
 
 	/* Now that the descriptor to memory is set up. */
 	/* The memory controller needs one read to synch its lines before it can be used. */
-	i = *(int *) 0;
+	i = *(volatile int *) 0;
 
 	GeodeLinkPriority();
 
diff --git a/src/northbridge/amd/lx/northbridgeinit.c b/src/northbridge/amd/lx/northbridgeinit.c
index 42b91d6d99..82b3f48e8e 100644
--- a/src/northbridge/amd/lx/northbridgeinit.c
+++ b/src/northbridge/amd/lx/northbridgeinit.c
@@ -742,7 +742,7 @@ void northbridge_init_early(void)
 
 	/*  Now that the descriptor to memory is set up. */
 	/*  The memory controller needs one read to synch its lines before it can be used. */
-	i = *(int *)0;
+	i = *(volatile int *)0;
 
 	GeodeLinkPriority();