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Message-Id: <20230731142135.108477-5-francesco@dolcini.it>
Date: Mon, 31 Jul 2023 16:21:35 +0200
From: Francesco Dolcini <francesco@...cini.it>
To: Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>,
Tero Kristo <kristo@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: Francesco Dolcini <francesco.dolcini@...adex.com>,
linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v1 4/4] arm64: dts: ti: verdin-am62: dahlia: add sound card
From: Francesco Dolcini <francesco.dolcini@...adex.com>
Add WM8904 based analog sound card to Dahlia carrier board.
Signed-off-by: Francesco Dolcini <francesco.dolcini@...adex.com>
---
.../boot/dts/ti/k3-am62-verdin-dahlia.dtsi | 53 +++++++++++++++++++
1 file changed, 53 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi
index 3abd8d1d6761..e59235d6a8e6 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi
@@ -8,6 +8,43 @@
* https://www.toradex.com/products/carrier-board/dahlia-carrier-board-kit
*/
+/ {
+ reg_1v8_sw: regulator-1v8-sw {
+ compatible = "regulator-fixed";
+ regulator-max-microvolt = <1800000>;
+ regulator-min-microvolt = <1800000>;
+ regulator-name = "On-carrier +V1.8_SW";
+ };
+
+ sound {
+ compatible = "simple-audio-card";
+ simple-audio-card,bitclock-master = <&codec_dai>;
+ simple-audio-card,format = "i2s";
+ simple-audio-card,frame-master = <&codec_dai>;
+ simple-audio-card,name = "verdin-wm8904";
+ simple-audio-card,routing =
+ "Headphone Jack", "HPOUTL",
+ "Headphone Jack", "HPOUTR",
+ "IN2L", "Line In Jack",
+ "IN2R", "Line In Jack",
+ "Headphone Jack", "MICBIAS",
+ "IN1L", "Headphone Jack";
+ simple-audio-card,widgets =
+ "Microphone", "Headphone Jack",
+ "Headphone", "Headphone Jack",
+ "Line", "Line In Jack";
+
+ codec_dai: simple-audio-card,codec {
+ clocks = <&audio_refclk1>;
+ sound-dai = <&wm8904_1a>;
+ };
+
+ simple-audio-card,cpu {
+ sound-dai = <&mcasp0>;
+ };
+ };
+};
+
/* Verdin ETHs */
&cpsw3g {
status = "okay";
@@ -46,6 +83,22 @@ &main_gpio0 {
&main_i2c1 {
status = "okay";
+ /* Audio Codec */
+ wm8904_1a: audio-codec@1a {
+ compatible = "wlf,wm8904";
+ reg = <0x1a>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2s1_mclk>;
+ #sound-dai-cells = <0>;
+ clocks = <&audio_refclk1>;
+ clock-names = "mclk";
+ AVDD-supply = <®_1v8_sw>;
+ CPVDD-supply = <®_1v8_sw>;
+ DBVDD-supply = <®_1v8_sw>;
+ DCVDD-supply = <®_1v8_sw>;
+ MICVDD-supply = <®_1v8_sw>;
+ };
+
/* Current measurement into module VCC */
hwmon@40 {
compatible = "ti,ina219";
--
2.25.1
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