[PATCH v4] arm64: dts: allwinner: a64: olinuxino: Enable audio

Philip Rinn rinni at inventati.org
Thu Apr 7 08:51:45 PDT 2022


Enable the audio hardware on the Olimex A64-OLinuXino board family.
Tested on the A64-OLinuXino-2Ge8G-IND variant.

Signed-off-by: Philip Rinn <rinni at inventati.org>
---

Changes in v2: added missing &sound {...} part
Changes in v3: removed HDMI audio part as requested by Jernej Škrabec
Changes in v4: right microphone jack is also biased on MBIAS

 arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts    | 30 +++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
index ec7e2c0e82c1..6f2674bb1b7f 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
@@ -58,6 +58,15 @@ wifi_pwrseq: wifi_pwrseq {
 	};
 };
 
+&codec {
+	status = "okay";
+};
+
+&codec_analog {
+	cpvdd-supply = <&reg_eldo1>;
+	status = "okay";
+};
+
 &cpu0 {
 	cpu-supply = <&reg_dcdc2>;
 };
@@ -74,6 +83,10 @@ &cpu3 {
 	cpu-supply = <&reg_dcdc2>;
 };
 
+&dai {
+	status = "okay";
+};
+
 &de {
 	status = "okay";
 };
@@ -328,6 +341,23 @@ &simplefb_hdmi {
 	vcc-hdmi-supply = <&reg_dldo1>;
 };
 
+&sound {
+	simple-audio-card,aux-devs = <&codec_analog>;
+	simple-audio-card,widgets = "Microphone", "Microphone Jack Left",
+		    "Microphone", "Microphone Jack Right",
+		    "Headphone", "Headphone Jack";
+	simple-audio-card,routing = "Left DAC", "DACL",
+		    "Right DAC", "DACR",
+		    "Headphone Jack", "HP",
+		    "ADCL", "Left ADC",
+		    "ADCR", "Right ADC",
+		    "Microphone Jack Left", "MBIAS",
+		    "MIC1", "Microphone Jack Left",
+		    "Microphone Jack Right", "MBIAS",
+		    "MIC2", "Microphone Jack Right";
+	status = "okay";
+};
+
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_pb_pins>;
-- 
2.34.1




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