xref: /freebsd/sys/contrib/device-tree/Bindings/sound/es8328.txt (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71) 
1Everest ES8328 audio CODEC
2
3This device supports both I2C and SPI.
4
5Required properties:
6
7  - compatible  : Should be "everest,es8328" or "everest,es8388"
8  - DVDD-supply : Regulator providing digital core supply voltage 1.8 - 3.6V
9  - AVDD-supply : Regulator providing analog supply voltage 3.3V
10  - PVDD-supply : Regulator providing digital IO supply voltage 1.8 - 3.6V
11  - IPVDD-supply : Regulator providing analog output voltage 3.3V
12  - clocks : A 22.5792 or 11.2896 MHz clock
13  - reg : the I2C address of the device for I2C, the chip select number for SPI
14
15Pins on the device (for linking into audio routes):
16
17  * LOUT1
18  * LOUT2
19  * ROUT1
20  * ROUT2
21  * LINPUT1
22  * RINPUT1
23  * LINPUT2
24  * RINPUT2
25  * Mic Bias
26
27
28Example:
29
30codec: es8328@11 {
31	compatible = "everest,es8328";
32	DVDD-supply = <&reg_3p3v>;
33	AVDD-supply = <&reg_3p3v>;
34	PVDD-supply = <&reg_3p3v>;
35	HPVDD-supply = <&reg_3p3v>;
36	clocks = <&clks 169>;
37	reg = <0x11>;
38};
39