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

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Message-ID: <20170103232035.wwsqmea5dxzu2r5m@rob-hp-laptop>
Date:   Tue, 3 Jan 2017 17:20:35 -0600
From:   Rob Herring <robh@...nel.org>
To:     Quentin Schulz <quentin.schulz@...e-electrons.com>
Cc:     jic23@...nel.org, knaack.h@....de, lars@...afoo.de,
        pmeerw@...erw.net, mark.rutland@....com, wens@...e.org,
        sre@...nel.org, linux@...linux.org.uk,
        maxime.ripard@...e-electrons.com, lee.jones@...aro.org,
        linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        thomas.petazzoni@...e-electrons.com, icenowy@...c.xyz,
        bonbons@...ux-vserver.org
Subject: Re: [PATCH 01/22] dt-bindings: iio: adc: add AXP20X/AXP22X ADC DT
 binding

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@...e-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@...nel.org>

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