xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/sound/cs42xx8.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593SmuzhiyunCS42448/CS42888 audio CODEC
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunRequired properties:
4*4882a593Smuzhiyun
5*4882a593Smuzhiyun  - compatible : must contain one of "cirrus,cs42448" and "cirrus,cs42888"
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun  - reg : the I2C address of the device for I2C
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun  - clocks : a list of phandles + clock-specifiers, one for each entry in
10*4882a593Smuzhiyun    clock-names
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun  - clock-names : must contain "mclk"
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun  - VA-supply, VD-supply, VLS-supply, VLC-supply: power supplies for the device,
15*4882a593Smuzhiyun    as covered in Documentation/devicetree/bindings/regulator/regulator.txt
16*4882a593Smuzhiyun
17*4882a593SmuzhiyunOptional properties:
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun  - reset-gpios : a GPIO spec to define which pin is connected to the chip's
20*4882a593Smuzhiyun    !RESET pin
21*4882a593Smuzhiyun
22*4882a593SmuzhiyunExample:
23*4882a593Smuzhiyun
24*4882a593Smuzhiyuncs42888: codec@48 {
25*4882a593Smuzhiyun	compatible = "cirrus,cs42888";
26*4882a593Smuzhiyun	reg = <0x48>;
27*4882a593Smuzhiyun	clocks = <&codec_mclk 0>;
28*4882a593Smuzhiyun	clock-names = "mclk";
29*4882a593Smuzhiyun	VA-supply = <&reg_audio>;
30*4882a593Smuzhiyun	VD-supply = <&reg_audio>;
31*4882a593Smuzhiyun	VLS-supply = <&reg_audio>;
32*4882a593Smuzhiyun	VLC-supply = <&reg_audio>;
33*4882a593Smuzhiyun	reset-gpios = <&pca9557_b 1 GPIO_ACTIVE_LOW>;
34*4882a593Smuzhiyun};
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