diff --git a/include/cpu_func.h b/include/cpu_func.h
index dba7d102e89..7e81c4364a7 100644
--- a/include/cpu_func.h
+++ b/include/cpu_func.h
@@ -80,6 +80,7 @@ void invalidate_icache_all(void);
  * Return: 0 if OK
  */
 int noncached_init(void);
+void noncached_set_region(void);
 
 phys_addr_t noncached_alloc(size_t size, size_t align);