diff --git a/arch/arm64/boot/dts/rockchip/rk3328-rock64.dts b/arch/arm64/boot/dts/rockchip/rk3328-rock64.dts
index bd937d68ca3b..2dc0fad9efa7 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328-rock64.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-rock64.dts
@@ -290,7 +290,6 @@ &sdmmc {
 &spdif {
 	pinctrl-0 = <&spdifm0_tx>;
 	status = "okay";
-	#sound-dai-cells = <0>;
 
 	spdif_p0: port {
 		spdif_p0_0: endpoint {
diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
index 14ea0053e408..81cc3c996e2a 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
@@ -184,6 +184,7 @@ i2s0: i2s@ff000000 {
 		clock-names = "i2s_clk", "i2s_hclk";
 		dmas = <&dmac 11>, <&dmac 12>;
 		dma-names = "tx", "rx";
+		#sound-dai-cells = <0>;
 		status = "disabled";
 	};
 
@@ -195,6 +196,7 @@ i2s1: i2s@ff010000 {
 		clock-names = "i2s_clk", "i2s_hclk";
 		dmas = <&dmac 14>, <&dmac 15>;
 		dma-names = "tx", "rx";
+		#sound-dai-cells = <0>;
 		status = "disabled";
 	};
 
@@ -206,6 +208,7 @@ i2s2: i2s@ff020000 {
 		clock-names = "i2s_clk", "i2s_hclk";
 		dmas = <&dmac 0>, <&dmac 1>;
 		dma-names = "tx", "rx";
+		#sound-dai-cells = <0>;
 		status = "disabled";
 	};
 
@@ -219,6 +222,7 @@ spdif: spdif@ff030000 {
 		dma-names = "tx";
 		pinctrl-names = "default";
 		pinctrl-0 = <&spdifm2_tx>;
+		#sound-dai-cells = <0>;
 		status = "disabled";
 	};