On Tue, May 17, 2016 at 02:49:48PM +0200, Petr Kulhavy wrote:
> Add device tree binding for the WM8985 codec driver.
>
> Signed-off-by: Petr Kulhavy <petr@xxxxxxxxx>
> Acked-by: Rob Herring <robh@xxxxxxxxxx>
> ---
> v1: initial
> v2: no change
>
> Documentation/devicetree/bindings/sound/wm8985.txt | 36 ++++++++++++++++++++++
> 1 file changed, 36 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/sound/wm8985.txt
>
> diff --git a/Documentation/devicetree/bindings/sound/wm8985.txt b/Documentation/devicetree/bindings/sound/wm8985.txt
> new file mode 100644
> index 000000000000..788d64766257
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/wm8985.txt
> @@ -0,0 +1,36 @@
> +Wolfson Microelectronics WM8985 and WM8758 audio codecs
> +
> +These devices support both I2C and SPI (configured with pin strapping
> +on the board).
> +
> +Required properties:
> +
> + - compatible : "wlf,wm8985" or "wlf,wm8758"
> +
> + - reg : the I2C address of the device for I2C, the chip select
> + number for SPI.
> +
> +Pins on the device for linking into audio routes:
> +
> + * LIN : left microphone pre-amp negative input
> + * LIP : left microphone pre-amp positive input
> + * RIN : right microphone pre-amp negative input
> + * RIP : right microphone pre-amp positive input
> + * L2 : left line input / secondary pre-amp positive input
> + * R2 : right line input / secondary pre-amp positive input
> + * AUXL : left auxiliary input (WM8985 only)
> + * AUXR : right auxiliary input (WM8985 only)
> +
> + * HPL : left headphone / line output (the LOUT1 pin)
> + * HPR : right headphone / line output (the ROUT1 pin)
> + * SPKL : left headphone / line output (the LOUT2 pin)
> + * SPKR : right headphone / line output (the ROUT2 pin)
> + * Mic Bias : microphone bias
> +
> +
> +Example:
> +
> +wm8758: audio-codec@1a {
> + compatible = "wlf,wm8758";
> + reg = <0x1a>;
> +};
You should probably mention the regulators as well.
Thanks,
Charles
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