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authorFrancesco Dolcini <francesco.dolcini@toradex.com>2023-08-07 22:21:59 +0200
committerNishanth Menon <nm@ti.com>2023-08-08 07:20:02 -0500
commitf5bf894c865b26ea8ec43186e87bb08d092b6fa1 (patch)
tree113af84225db51e5025fc4b53864e1faae1077b9 /arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi
parentc90658201cbeb7aae072ab3da4e255f47d9e25b3 (diff)
arm64: dts: ti: verdin-am62: dahlia: add sound card
Add WM8904 based analog sound card to Dahlia carrier board. Reviewed-by: Jai Luthra <j-luthra@ti.com> Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com> Link: https://lore.kernel.org/r/20230807202159.13095-5-francesco@dolcini.it Signed-off-by: Nishanth Menon <nm@ti.com>
Diffstat (limited to 'arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi')
-rw-r--r--arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi53
1 files changed, 53 insertions, 0 deletions
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 33c8f6ffaa30..013357d17d48 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_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 = <&reg_1v8_sw>;
+ CPVDD-supply = <&reg_1v8_sw>;
+ DBVDD-supply = <&reg_1v8_sw>;
+ DCVDD-supply = <&reg_1v8_sw>;
+ MICVDD-supply = <&reg_1v8_sw>;
+ };
+
/* Current measurement into module VCC */
hwmon@40 {
compatible = "ti,ina219";