diff --git a/arch/arm/boot/dts/rk3128-dram-default-timing.dtsi b/arch/arm/boot/dts/rk3128-dram-default-timing.dtsi
index 62e0d99589ef..6ba7b9b5b429 100644
--- a/arch/arm/boot/dts/rk3128-dram-default-timing.dtsi
+++ b/arch/arm/boot/dts/rk3128-dram-default-timing.dtsi
@@ -68,5 +68,6 @@
 		phy_lpddr2_clk_drv = <PHY_RON_44ohm>;
 		phy_lpddr2_cmd_drv = <PHY_RON_44ohm>;
 		phy_lpddr2_dqs_drv = <PHY_RON_44ohm>;
+		ddr_2t = <0>;
 	};
 };