79 lines
1.5 KiB
Plaintext
79 lines
1.5 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-4mic-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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ac108_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 = <&i2c7>;
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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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ac108_a: ac108@3b{
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compatible = "x-power,ac108_0";
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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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};
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};
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};
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fragment@3 {
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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,format = "dsp_a";
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seeed-voice-card,name = "seeed-4mic-voicecard";
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status = "okay";
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seeed-voice-card,bitclock-master = <&codec_dai>;
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seeed-voice-card,frame-master = <&codec_dai>;
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seeed-voice-card,channels-playback-override = <4>;
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seeed-voice-card,channels-capture-override = <4>;
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cpu_dai: seeed-voice-card,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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codec_dai: seeed-voice-card,codec {
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sound-dai = <&ac108_a>;
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clocks = <&ac108_mclk>;
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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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