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74 lines
1.3 KiB
Plaintext
74 lines
1.3 KiB
Plaintext
// Definitions for SuperAudioBoard
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/dts-v1/;
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/plugin/;
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/ {
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compatible = "brcm,bcm2835";
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fragment@0 {
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target = <&sound>;
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__overlay__ {
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compatible = "simple-audio-card";
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i2s-controller = <&i2s>;
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status = "okay";
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simple-audio-card,name = "SuperAudioBoard";
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simple-audio-card,widgets =
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"Line", "Line In",
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"Line", "Line Out";
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simple-audio-card,routing =
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"Line Out","AOUTA+",
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"Line Out","AOUTA-",
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"Line Out","AOUTB+",
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"Line Out","AOUTB-",
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"AINA","Line In",
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"AINB","Line In";
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simple-audio-card,format = "i2s";
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simple-audio-card,bitclock-master = <&sound_master>;
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simple-audio-card,frame-master = <&sound_master>;
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simple-audio-card,cpu {
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sound-dai = <&i2s>;
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dai-tdm-slot-num = <2>;
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dai-tdm-slot-width = <32>;
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};
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sound_master: simple-audio-card,codec {
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sound-dai = <&cs4271>;
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system-clock-frequency = <24576000>;
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};
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};
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};
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fragment@1 {
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target = <&i2s>;
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__overlay__ {
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status = "okay";
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};
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};
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fragment@2 {
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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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cs4271: cs4271@10 {
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#sound-dai-cells = <0>;
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compatible = "cirrus,cs4271";
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reg = <0x10>;
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status = "okay";
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reset-gpio = <&gpio 26 0>; /* Pin 26, active high */
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};
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};
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};
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__overrides__ {
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gpiopin = <&cs4271>,"reset-gpio:4";
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};
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};
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