67 lines
1.5 KiB
Text
67 lines
1.5 KiB
Text
|
/dts-v1/;
|
||
|
|
/plugin/;
|
||
|
|
|
||
|
|
/ {
|
||
|
|
compatible = "brcm,bcm2708";
|
||
|
|
fragment@0 {
|
||
|
|
target = <&i2s>;
|
||
|
|
__overlay__ {
|
||
|
|
#sound-dai-cells = <0>;
|
||
|
|
status = "okay";
|
||
|
|
};
|
||
|
|
};
|
||
|
|
fragment@1 {
|
||
|
|
target-path = "/clocks";
|
||
|
|
__overlay__ {
|
||
|
|
ac108_mclk: codec-mclk {
|
||
|
|
compatible = "fixed-clock";
|
||
|
|
#clock-cells = <0>;
|
||
|
|
clock-frequency = <24000000>;
|
||
|
|
};
|
||
|
|
};
|
||
|
|
};
|
||
|
|
fragment@2 {
|
||
|
|
target = <&i2c1>;
|
||
|
|
__overlay__ {
|
||
|
|
#address-cells = <1>;
|
||
|
|
#size-cells = <0>;
|
||
|
|
status = "okay";
|
||
|
|
|
||
|
|
ac108_a: ac108@3b{
|
||
|
|
compatible = "x-power,ac108_0";
|
||
|
|
reg = <0x3b>;
|
||
|
|
#sound-dai-cells = <0>;
|
||
|
|
data-protocol = <1>;
|
||
|
|
};
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
fragment@3 {
|
||
|
|
target = <&sound>;
|
||
|
|
sound_overlay: __overlay__ {
|
||
|
|
compatible = "simple-audio-card";
|
||
|
|
simple-audio-card,format = "i2s";
|
||
|
|
simple-audio-card,name = "seeed-4mic-voicecard";
|
||
|
|
status = "okay";
|
||
|
|
|
||
|
|
simple-audio-card,bitclock-master = <&dailink0_slave>;
|
||
|
|
simple-audio-card,frame-slave = <&dailink0_slave>;
|
||
|
|
dailink0_slave: simple-audio-card,cpu {
|
||
|
|
sound-dai = <&i2s>;
|
||
|
|
};
|
||
|
|
codec_dai: simple-audio-card,codec {
|
||
|
|
sound-dai = <&ac108_a>;
|
||
|
|
clocks = <&ac108_mclk>;
|
||
|
|
};
|
||
|
|
};
|
||
|
|
};
|
||
|
|
__overrides__ {
|
||
|
|
card-name = <&sound_overlay>,"seeed-voicecard,name";
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
};
|
||
|
|
|