124 lines
2.4 KiB
Plaintext
124 lines
2.4 KiB
Plaintext
/dts-v1/;
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/plugin/;
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/* Not working
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Adapted from https://github.com/respeaker/seeed-voicecard/seeed-8mic-voicecard-overlay.dts
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*/
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/ {
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compatible = "rockchip,rk3399";
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fragment@0 {
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target = <&i2s1>;
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__overlay__ {
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#sound-dai-cells = <0>;
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status = "okay";
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};
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};
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fragment@1 {
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target-path = "/";
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__overlay__ {
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ac10x_mclk: codec-mclk {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <24000000>;
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};
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};
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};
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fragment@2 {
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target = <&gpio1>;
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__overlay__ {
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status = "okay";
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spk_amp_pins: spk_pins {
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brcm,pins = <17 22>;
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brcm,function = <1 0>; /* out in */
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brcm,pull = <0 0>; /* - - */
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};
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gpclk0_pins: gpclk0_pins {
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brcm,pins = <4>;
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brcm,function = <4>; /* alt func 0 */
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brcm,pull = <0>; /* - */
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};
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};
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};
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fragment@3 {
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target = <&i2c1>;
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__overlay__ {
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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ac101: ac101@1a{
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compatible = "x-power,ac101";
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pinctrl-names = "default";
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pinctrl-0 = <&spk_amp_pins &gpclk0_pins>;
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spk-amp-switch-gpios = <&gpio1 17 0>;
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switch-irq-gpios = <&gpio1 22 0>;
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reg = <0x1a>;
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#sound-dai-cells = <0>;
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};
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ac108_a: ac108@35{
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compatible = "x-power,ac108_0";
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reg = <0x35>;
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#sound-dai-cells = <0>;
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data-protocol = <0>;
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tdm-chips-count = <2>;
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};
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ac108_b: ac108@3b{
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compatible = "x-power,ac108_1";
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reg = <0x3b>;
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#sound-dai-cells = <0>;
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data-protocol = <0>;
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tdm-chips-count = <2>;
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};
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};
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};
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fragment@4 {
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target-path = "/sound";
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sound_overlay: __overlay__ {
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compatible = "seeed-voicecard";
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seeed-voice-card,name = "seeed-8mic-voicecard";
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seeed-voice-card,channels-playback-override = <8>;
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seeed-voice-card,channels-capture-override = <8>;
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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seeed-voice-card,dai-link@0 {
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format = "dsp_a";
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bitclock-master = <&codec0_dai>;
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frame-master = <&codec0_dai>;
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/* bitclock-inversion; */
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/* frame-inversion; */
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reg = <0>;
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cpu {
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sound-dai = <&i2s1>;
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dai-tdm-slot-num = <2>;
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dai-tdm-slot-width = <32>;
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dai-tdm-slot-tx-mask = <1 1 0 0>;
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dai-tdm-slot-rx-mask = <1 1 0 0>;
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};
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codec0_dai: codec {
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sound-dai = <&ac108_a>;
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clocks = <&ac10x_mclk>;
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system-clock-id = <1>;
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};
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};
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};
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};
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__overrides__ {
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card-name = <&sound_overlay>,"seeed-voice-card,name";
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};
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};
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