diff --git a/arch/arm64/boot/dts/rockchip/rk3328-box-liantong.dtsi b/arch/arm64/boot/dts/rockchip/rk3328-box-liantong.dtsi
index 876f253544b7..119663bdbeef 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328-box-liantong.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328-box-liantong.dtsi
@@ -6,6 +6,7 @@
 
 #include "rk3328.dtsi"
 #include "rk3328-android.dtsi"
+#include "rk3328-box-plus-dram-timing.dtsi"
 #include <dt-bindings/input/input.h>
 
 / {