[PATCH 2/2] arm64: dts: meson: add spdif out to khadas-vim2

Artem Lapkin email2tema at gmail.com
Mon Aug 9 21:16:30 PDT 2021


Add spdif output audio support to khadas-vim2

Signed-off-by: Artem Lapkin <art at khadas.com>
---
 .../boot/dts/amlogic/meson-gxm-khadas-vim2.dts  | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
index 18a4b7a6c5df..a129a827f6ee 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
@@ -146,6 +146,13 @@ wifi32k: wifi32k {
 		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
 	};
 
+	spdif_dit: audio-codec-0 {
+		#sound-dai-cells = <0>;
+		compatible = "linux,spdif-dit";
+		status = "okay";
+		sound-name-prefix = "DIT";
+	};
+
 	sound {
 		compatible = "amlogic,gx-sound-card";
 		model = "KHADAS-VIM2";
@@ -179,11 +186,21 @@ codec-0 {
 				sound-dai = <&hdmi_tx>;
 			};
 		};
+
+		dai-link-3 {
+			sound-dai = <&aiu AIU_CPU CPU_SPDIF_ENCODER>;
+
+			codec-0 {
+			sound-dai = <&spdif_dit>;
+			};
+		};
 	};
 };
 
 &aiu {
 	status = "okay";
+	pinctrl-0 = <&spdif_out_h_pins>;
+	pinctrl-names = "default";
 };
 
 &cec_AO {
-- 
2.25.1




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