diff --git a/arch/arm/mach-rockchip/rk3188/rk3188.c b/arch/arm/mach-rockchip/rk3188/rk3188.c
index 1b012f7..61d410d 100644
--- a/arch/arm/mach-rockchip/rk3188/rk3188.c
+++ b/arch/arm/mach-rockchip/rk3188/rk3188.c
@@ -4,6 +4,7 @@
  */
 #include <common.h>
 #include <dm.h>
+#include <hang.h>
 #include <syscon.h>
 #include <asm/io.h>
 #include <asm/arch-rockchip/bootrom.h>