diff --git a/include/dt-bindings/suspend/rockchip-rk3308.h b/include/dt-bindings/suspend/rockchip-rk3308.h
index 17e6f6eab78e..5aa2e6b5b9f4 100644
--- a/include/dt-bindings/suspend/rockchip-rk3308.h
+++ b/include/dt-bindings/suspend/rockchip-rk3308.h
@@ -49,6 +49,7 @@
 /* Reserved to be add... */
 
 /* All for debug */
+#define RKPM_DBG_INT_TIMER_TEST		BIT(22)
 #define RKPM_DBG_WOARKAROUND		BIT(23)
 #define RKPM_DBG_VAD_INT_OFF		BIT(24)
 #define RKPM_DBG_CLK_UNGATE		BIT(25)