diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi
index 90a579532b8b..a95cc5358ff4 100644
--- a/arch/arm/boot/dts/imx28.dtsi
+++ b/arch/arm/boot/dts/imx28.dtsi
@@ -9,6 +9,7 @@
  * http://www.gnu.org/copyleft/gpl.html
  */
 
+#include <dt-bindings/gpio/gpio.h>
 #include "skeleton.dtsi"
 #include "imx28-pinfunc.h"