xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/sound/ak4458.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunAK4458 audio DAC
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunThis device supports I2C mode.
4*4882a593Smuzhiyun
5*4882a593SmuzhiyunRequired properties:
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun- compatible : "asahi-kasei,ak4458" or "asahi-kasei,ak4497"
8*4882a593Smuzhiyun- reg : The I2C address of the device for I2C
9*4882a593Smuzhiyun
10*4882a593SmuzhiyunOptional properties:
11*4882a593Smuzhiyun- reset-gpios: A GPIO specifier for the power down & reset pin
12*4882a593Smuzhiyun- mute-gpios: A GPIO specifier for the soft mute pin
13*4882a593Smuzhiyun- AVDD-supply: Analog power supply
14*4882a593Smuzhiyun- DVDD-supply: Digital power supply
15*4882a593Smuzhiyun- dsd-path: Select DSD input pins for ak4497
16*4882a593Smuzhiyun            0: select #16, #17, #19 pins
17*4882a593Smuzhiyun            1: select #3, #4, #5 pins
18*4882a593Smuzhiyun
19*4882a593SmuzhiyunExample:
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun&i2c {
22*4882a593Smuzhiyun	ak4458: dac@10 {
23*4882a593Smuzhiyun		compatible = "asahi-kasei,ak4458";
24*4882a593Smuzhiyun		reg = <0x10>;
25*4882a593Smuzhiyun		reset-gpios = <&gpio1 10 GPIO_ACTIVE_LOW>
26*4882a593Smuzhiyun		mute-gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>
27*4882a593Smuzhiyun	};
28*4882a593Smuzhiyun};
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