diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index 85b30c984acf..f689b1363f9c 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -2043,6 +2043,16 @@
 		};
 
 		i2s0 {
+			i2s0_2ch_bus: i2s0-2ch-bus {
+				rockchip,pins =
+					<3 24 RK_FUNC_1 &pcfg_pull_none>,
+					<3 25 RK_FUNC_1 &pcfg_pull_none>,
+					<3 26 RK_FUNC_1 &pcfg_pull_none>,
+					<3 27 RK_FUNC_1 &pcfg_pull_none>,
+					<3 31 RK_FUNC_1 &pcfg_pull_none>,
+					<4 0 RK_FUNC_1 &pcfg_pull_none>;
+			};
+
 			i2s0_8ch_bus: i2s0-8ch-bus {
 				rockchip,pins =
 					<3 24 RK_FUNC_1 &pcfg_pull_none>,