arm64: dts: meson-axg: s400: add spdif-dir codec

Add the SPDIF capture codec to the axg s400 board
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>

arch/arm64/boot/dts/amlogic/meson-axg-s400.dts

@@ -95,6 +95,13 @@ dmics: audio-codec-3 {
 		sound-name-prefix = "MIC";
 	};
 
+	spdif_dir: audio-codec-4 {
+		#sound-dai-cells = <0>;
+		compatible = "linux,spdif-dir";
+		status = "okay";
+		sound-name-prefix = "DIR";
+	};
+
 	emmc_pwrseq: emmc-pwrseq {
 		compatible = "mmc-pwrseq-emmc";
 		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;