On Sat, Feb 20, 2016 at 03:37:58PM +0100, Robert Jarzmik wrote:
> This adds a binding for the Marvell PXA audio complex, available in
> pxa2xx and pxa3xx variants.
>
> Signed-off-by: Robert Jarzmik <robert.jarzmik@xxxxxxx>
> ---
> .../bindings/sound/marvell,pxa2xx-ac97.txt | 25 ++++++++++++++++++++++
> 1 file changed, 25 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/sound/marvell,pxa2xx-ac97.txt
>
> diff --git a/Documentation/devicetree/bindings/sound/marvell,pxa2xx-ac97.txt b/Documentation/devicetree/bindings/sound/marvell,pxa2xx-ac97.txt
> new file mode 100644
> index 000000000000..b3f2882d9c7d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/marvell,pxa2xx-ac97.txt
> @@ -0,0 +1,25 @@
> +Marvell PXA2xx audio complex
> +
> +This descriptions matches the AC97 controller found in pxa2xx and pxa3xx series.
> +
> +Required properties:
> + - compatible: "marvell,pxa2xx-ac97"
> + - reg: device MMIO address space
> + - interrupts: single interrupt generated by AC97 IP
> + - clocks: input clock of the AC97 IP, refer to clock-bindings.txt
> +
> +Optional properties:
> + - pinctrl-names, pinctrl-0: refer to pinctrl-bindings.txt
> + - reset-gpio: gpio used for AC97 reset, refer to gpio.txt
reset-gpios
> +
> +Example:
> + ac97: sound@40500000 {
> + compatible = "marvell,pxa2xx-ac97";
> + reg = < 0x40500000 0x1000 >;
> + interrupts = <14>;
> + reset-gpio = <&gpio 113 GPIO_ACTIVE_HIGH>;
> + #sound-dai-cells = <1>;
> + pinctrl-names = "default";
> + pinctrl-0 = < &pmux_ac97_default >;
> + status = "okay";
No clocks prop, yet required.
> + };
> --
> 2.1.4
>
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