xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/sound/rt3261.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyunrt3261 audio CODEC
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunThis device supports I2C only.
4*4882a593Smuzhiyun
5*4882a593SmuzhiyunRequired properties:
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun  - compatible : "rt3261"
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun  - reg : the I2C address of the device.
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun  - codec-en-gpio : the enable gpio of codec.
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun  - spk-num : the number of speaker.
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun  - modem-input-mode : modem input mode (DIFFERENTIAL/SINGLE_END).
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun  - lout-to-modem_mode : line out mode.
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun  - spk-amplify : Gain control for speaker.
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21*4882a593SmuzhiyunExample:
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23*4882a593Smuzhiyunrt3261: rt3261@1c {
24*4882a593Smuzhiyun	compatible = "rt3261";
25*4882a593Smuzhiyun	reg = <0x1c>;
26*4882a593Smuzhiyun	codec-en-gpio = <&gpio3 GPIO_D7 GPIO_ACTIVE_HIGH>;
27*4882a593Smuzhiyun	spk-num= <2>;
28*4882a593Smuzhiyun	modem-input-mode = <1>;
29*4882a593Smuzhiyun	lout-to-modem_mode = <1>;
30*4882a593Smuzhiyun	spk-amplify = <2>;
31*4882a593Smuzhiyun};
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