diff --git a/arch/arm64/boot/dts/rockchip/overlay/README.rockchip-overlays b/arch/arm64/boot/dts/rockchip/overlay/README.rockchip-overlays
index b7bc05340eb8e..1f5cfa189b9bf 100644
--- a/arch/arm64/boot/dts/rockchip/overlay/README.rockchip-overlays
+++ b/arch/arm64/boot/dts/rockchip/overlay/README.rockchip-overlays
@@ -201,3 +201,7 @@ Activates waveshare 3.5inch lcd(C) on ROCK Pi S V1.2
 #### rockpis-dmic-8ch-pdm
 
 Activates dmic on ROCK PI S V1.2
+
+#### rockpis-spdif-out
+
+Activates spdif-out on GPIO0_C1
diff --git a/arch/arm64/boot/dts/rockchip/overlay/rockpis-spdif-out.dts b/arch/arm64/boot/dts/rockchip/overlay/rockpis-spdif-out.dts
new file mode 100644
index 0000000000000..0701ea4bd8103
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/overlay/rockpis-spdif-out.dts
@@ -0,0 +1,37 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	compatible = "radxa,rockpis", "rockchip,rk3308";
+
+        fragment@0 {
+                target-path = "/";
+                __overlay__ {
+			acodec: acodec {
+			#sound-dai-cells = <0>;
+			compatible = "rockchip,rk3308-codec";
+			status = "okay";
+			};
+                };
+        };
+
+	fragment@1 {
+		target = <&spdif_tx>;
+		__overlay__ {
+		        status = "okay";
+		};
+	};
+
+	fragment@2 {
+		target-path = "/";
+		__overlay__ {
+			acodec-sound {
+				compatible = "rockchip,multicodecs-card";
+				rockchip,card-name = "spdif-out";
+				rockchip,mclk-fs = <256>;
+				rockchip,cpu = <&spdif_tx>;
+				rockchip,codec = <&acodec>;
+			};
+		};
+	};
+};