diff --git a/include/linux/of_graph.h b/include/linux/of_graph.h
index 3c1c95a39e0c17f011e6332ed3a6caa5d7d5401b..7bc92e0506087d0b97995a9aa74cc56060c12fa8 100644
--- a/include/linux/of_graph.h
+++ b/include/linux/of_graph.h
@@ -14,6 +14,8 @@
 #ifndef __LINUX_OF_GRAPH_H
 #define __LINUX_OF_GRAPH_H
 
+#include <linux/types.h>
+
 /**
  * struct of_endpoint - the OF graph endpoint data structure
  * @port: identifier (value of reg property) of a port this endpoint belongs to