diff --git a/arch/arm64/boot/dts/rockchip/rk3588-vehicle-evb-v20.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-vehicle-evb-v20.dtsi
index 9534104fb57d..d5621243346a 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-vehicle-evb-v20.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-vehicle-evb-v20.dtsi
@@ -118,14 +118,6 @@
 		status = "okay";
 	};
 
-	dummy_codec: dummy-codec {
-		status = "okay";
-		compatible = "rockchip,dummy-codec";
-		#sound-dai-cells = <0>;
-		pinctrl-names = "default";
-		pinctrl-0 = <&rk3308_reset>;
-	};
-
 	car_rk3308_sound: car-rk3308-sound {
 		status = "okay";
 		compatible = "simple-audio-card";
@@ -140,7 +132,7 @@
 			dai-tdm-slot-width = <32>;
 		};
 		codec_master: simple-audio-card,codec {
-			sound-dai = <&dummy_codec>;
+			sound-dai = <&spi_codec>;
 		};
 	};
 };
@@ -326,6 +318,23 @@
 	status = "disabled";
 };
 
+&spi4 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi4m0_cs1 &spi4m0_pins>;
+
+	spi_codec: spi-codec@1 {
+		compatible ="rockchip,spi-codec";
+		reg = <1>;
+		spi-lsb-first;
+		spi-max-frequency = <5000000>;
+		#sound-dai-cells = <0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&rk3308_reset>;
+		status = "okay";
+	};
+};
+
 &uart9 {
 	status = "okay";
 	pinctrl-names = "default";
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-vehicle-evb-v21.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-vehicle-evb-v21.dtsi
index d53b247f8bb9..3624b81976c2 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-vehicle-evb-v21.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-vehicle-evb-v21.dtsi
@@ -130,14 +130,6 @@
 		status = "okay";
 	};
 
-	dummy_codec: dummy-codec {
-		status = "okay";
-		compatible = "rockchip,dummy-codec";
-		#sound-dai-cells = <0>;
-		pinctrl-names = "default";
-		pinctrl-0 = <&rk3308_reset>;
-	};
-
 	car_rk3308_sound: car-rk3308-sound {
 		status = "okay";
 		compatible = "simple-audio-card";
@@ -152,7 +144,7 @@
 			dai-tdm-slot-width = <32>;
 		};
 		codec_master: simple-audio-card,codec {
-			sound-dai = <&dummy_codec>;
+			sound-dai = <&spi_codec>;
 		};
 	};
 };
@@ -339,6 +331,23 @@
 	status = "disabled";
 };
 
+&spi4 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi4m0_cs1 &spi4m0_pins>;
+
+	spi_codec: spi-codec@1 {
+		compatible ="rockchip,spi-codec";
+		reg = <1>;
+		spi-lsb-first;
+		spi-max-frequency = <5000000>;
+		#sound-dai-cells = <0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&rk3308_reset>;
+		status = "okay";
+	};
+};
+
 &uart7 {
 	/delete-property/ dmas;
 	status = "okay";