xref: /linux/Documentation/devicetree/bindings/sound/marvell,pxa2xx-ac97.txt (revision 0d3b051adbb72ed81956447d0d1e54d5943ee6f5)
1Marvell PXA2xx audio complex
2
3This descriptions matches the AC97 controller found in pxa2xx and pxa3xx series.
4
5Required properties:
6  - compatible: should be one of the following:
7    "marvell,pxa250-ac97"
8    "marvell,pxa270-ac97"
9    "marvell,pxa300-ac97"
10  - reg: device MMIO address space
11  - interrupts: single interrupt generated by AC97 IP
12  - clocks: input clock of the AC97 IP, refer to clock-bindings.txt
13
14Optional properties:
15  - pinctrl-names, pinctrl-0: refer to pinctrl-bindings.txt
16  - reset-gpios: gpio used for AC97 reset, refer to gpio.txt
17
18Example:
19	ac97: sound@40500000 {
20		compatible = "marvell,pxa250-ac97";
21		reg = < 0x40500000 0x1000 >;
22		interrupts = <14>;
23		reset-gpios = <&gpio 113 GPIO_ACTIVE_HIGH>;
24		#sound-dai-cells = <1>;
25		pinctrl-names = "default";
26		pinctrl-0 = < &pmux_ac97_default >;
27	};
28