On Wed, Jan 31, 2018 at 08:01:12PM +0100, Pavel Machek wrote:
>
> This adds device tree bindings for tlv320dac33.c.
>
> Signed-off-by: Pavel Machek <pavel@xxxxxx>
>
> diff --git a/Documentation/devicetree/bindings/sound/tlv320dac33.txt b/Documentation/devicetree/bindings/sound/tlv320dac33.txt
> new file mode 100644
> index 0000000..7fdda95
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/tlv320dac33.txt
> @@ -0,0 +1,32 @@
> +Texas Instruments - tlv320dac33 Codec module
> +
> +The tlv320dac33 serial control bus communicates through I2C protocols.
> +
> +Required properties:
> +
> +- compatible - "ti,tlv320dac33"
> +- reg - I2C slave address
> +
> +Optional properties:
> +
> +- reset-gpios - gpio pin to power the device, active low
> +
> +- interrupts - The interrupt output from the device.
> +- interrupt-parent - The parent interrupt controller.
> +
> +- ti,keep-bclk - Keep the BCLK running in FIFO modes
space before tab ^
> +- ti,burst-bclkdiv - BCLK divider value in burst mode
What are valid values? What's the default?
> +
> +Example:
> +
> +tlv320dac33: audio-codec@19 {
> + compatible = "ti,tlv320dac33";
> + reg = <0x19>;
> +
> + interrupt-parent = <&gpio2>;
> + interrupts = <21 1>; /* gpio_53, IRQF_TRIGGER_RISING */
> + reset-gpios = <&gpio2 28 0>; /* gpio_60 */
> +
> + ti,keep-bclk;
> + ti,burst-bclkdiv = <3>;
> +};
>
>
> --
> (english) http://www.livejournal.com/~pavelmachek
> (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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