xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/sound/marvell,pxa2xx-ac97.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunMarvell PXA2xx audio complex
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunThis descriptions matches the AC97 controller found in pxa2xx and pxa3xx series.
4*4882a593Smuzhiyun
5*4882a593SmuzhiyunRequired properties:
6*4882a593Smuzhiyun  - compatible: should be one of the following:
7*4882a593Smuzhiyun    "marvell,pxa250-ac97"
8*4882a593Smuzhiyun    "marvell,pxa270-ac97"
9*4882a593Smuzhiyun    "marvell,pxa300-ac97"
10*4882a593Smuzhiyun  - reg: device MMIO address space
11*4882a593Smuzhiyun  - interrupts: single interrupt generated by AC97 IP
12*4882a593Smuzhiyun  - clocks: input clock of the AC97 IP, refer to clock-bindings.txt
13*4882a593Smuzhiyun
14*4882a593SmuzhiyunOptional properties:
15*4882a593Smuzhiyun  - pinctrl-names, pinctrl-0: refer to pinctrl-bindings.txt
16*4882a593Smuzhiyun  - reset-gpios: gpio used for AC97 reset, refer to gpio.txt
17*4882a593Smuzhiyun
18*4882a593SmuzhiyunExample:
19*4882a593Smuzhiyun	ac97: sound@40500000 {
20*4882a593Smuzhiyun		compatible = "marvell,pxa250-ac97";
21*4882a593Smuzhiyun		reg = < 0x40500000 0x1000 >;
22*4882a593Smuzhiyun		interrupts = <14>;
23*4882a593Smuzhiyun		reset-gpios = <&gpio 113 GPIO_ACTIVE_HIGH>;
24*4882a593Smuzhiyun		#sound-dai-cells = <1>;
25*4882a593Smuzhiyun		pinctrl-names = "default";
26*4882a593Smuzhiyun		pinctrl-0 = < &pmux_ac97_default >;
27*4882a593Smuzhiyun	};
28