new file mode 100644
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+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ *
+ * This file defines the common audio settings for the child boards using rt5682 codec.
+ *
+ * Copyright 2022 Google LLC.
+ */
+
+/ {
+ /* BOARD-SPECIFIC TOP LEVEL NODES */
+ sound: sound {
+ compatible = "google,sc7280-herobrine";
+ model = "sc7280-rt5682-max98360a-1mic";
+
+ status = "okay";
+ audio-routing =
+ "Headphone Jack", "HPOL",
+ "Headphone Jack", "HPOR";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dai-link@0 {
+ link-name = "MAX98360";
+ reg = <0>;
+
+ cpu {
+ sound-dai = <&lpass_cpu MI2S_SECONDARY>;
+ };
+
+ codec {
+ sound-dai = <&max98360a>;
+ };
+ };
+
+ dai-link@1 {
+ link-name = "ALC5682";
+ reg = <1>;
+
+ cpu {
+ sound-dai = <&lpass_cpu MI2S_PRIMARY>;
+ };
+
+ codec {
+ sound-dai = <&alc5682 0 /* aif1 */>;
+ };
+ };
+ };
+};
+
+hp_i2c: &i2c2 {
+ status = "okay";
+ clock-frequency = <400000>;
+
+ alc5682: codec@1a {
+ compatible = "realtek,rt5682s";
+ reg = <0x1a>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&hp_irq>;
+
+ #sound-dai-cells = <1>;
+
+ interrupt-parent = <&tlmm>;
+ interrupts = <101 IRQ_TYPE_EDGE_BOTH>;
+
+ AVDD-supply = <&pp1800_alc5682>;
+ MICVDD-supply = <&pp3300_codec>;
+
+ realtek,dmic1-data-pin = <1>;
+ realtek,dmic1-clk-pin = <2>;
+ realtek,jd-src = <1>;
+ realtek,dmic-clk-rate-hz = <2048000>;
+ };
+};
+
+&lpass_cpu {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&mi2s0_data0 &mi2s0_data1 &mi2s0_mclk &mi2s0_sclk &mi2s0_ws
+ &mi2s1_data0 &mi2s1_sclk &mi2s1_ws>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dai-link@0 {
+ reg = <MI2S_PRIMARY>;
+ qcom,playback-sd-lines = <1>;
+ qcom,capture-sd-lines = <0>;
+ };
+
+ dai-link@1 {
+ reg = <MI2S_SECONDARY>;
+ qcom,playback-sd-lines = <0>;
+ };
+};
+
+&mi2s0_data0 {
+ drive-strength = <6>;
+ bias-disable;
+};
+
+&mi2s0_data1 {
+ drive-strength = <6>;
+ bias-disable;
+};
+
+&mi2s0_mclk {
+ drive-strength = <6>;
+ bias-disable;
+};
+
+&mi2s0_sclk {
+ drive-strength = <6>;
+ bias-disable;
+};
+
+&mi2s0_ws {
+ drive-strength = <6>;
+ bias-disable;
+};
Audio dtsi for sc7280 boards that using rt5682 headset codec: 1. Add dt nodes for sound card which use I2S playback and record through rt5682s and I2S playback through max98357a. 2. Enable lpass cpu node and add pin control and dai-links. Signed-off-by: Judy Hsiao <judyhsiao@chromium.org> --- .../qcom/sc7280-herobrine-audio-rt5682.dtsi | 121 ++++++++++++++++++ 1 file changed, 121 insertions(+) create mode 100644 arch/arm64/boot/dts/qcom/sc7280-herobrine-audio-rt5682.dtsi