[PATCH 01/22] dt-bindings: iio: adc: add AXP20X/AXP22X ADC DT binding

[Rob Herring]

On Mon, Jan 02, 2017 at 05:37:01PM +0100, Quentin Schulz wrote:
> The X-Powers AXP20X and AXP22X PMICs have multiple ADCs. They expose the
> battery voltage, battery charge and discharge currents, AC-in and VBUS
> voltages and currents, 2 GPIOs muxable in ADC mode and PMIC temperature.
> 
> This adds the device tree binding documentation for the X-Powers AXP20X
> and AXP22X PMICs ADCs.
> 
> Signed-off-by: Quentin Schulz <quentin.schulz at free-electrons.com>
> ---
>  .../devicetree/bindings/iio/adc/axp20x_adc.txt     | 24 ++++++++++++++++++++++
>  1 file changed, 24 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt b/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt
> new file mode 100644
> index 0000000..1b60065
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt
> @@ -0,0 +1,24 @@
> +X-Powers AXP20X and AXP22X PMIC Analog to Digital Converter (ADC)
> +
> +The X-Powers AXP20X and AXP22X PMICs have multiple ADCs. They expose the
> +battery voltage, battery charge and discharge currents, AC-in and VBUS
> +voltages and currents, 2 GPIOs muxable in ADC mode and PMIC temperature.
> +
> +The AXP22X PMICs do not have all ADCs of the AXP20X though.
> +
> +Required properties:
> + - compatible, one of:
> +			"x-powers,axp209-adc"
> +			"x-powers,axp221-adc"
> + - #io-channel-cells = <1>;
> +
> +This is a subnode of the AXP20X PMIC.
> +
> +Example:
> +
> +&axp209 {
> +	axp209_adc: axp209_adc {

Use 'adc' for node name:

With that,

Acked-by: Rob Herring <robh at kernel.org>

> +		compatible = "x-powers,axp209-adc";
> +		#io-channel-cells = <1>;
> +	};
> +};
> -- 
> 2.9.3
>