linux-kernel - Re: [PATCH v3 1/2] dt-bindings: iio: Add Spreadtrum SC27XX PMICs ADC controller documentation

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Date:   Sun, 24 Jun 2018 14:28:04 +0100
From:   Jonathan Cameron <jic23@...nel.org>
To:     Baolin Wang <baolin.wang@...aro.org>
Cc:     robh+dt@...nel.org, mark.rutland@....com, knaack.h@....de,
        lars@...afoo.de, pmeerw@...erw.net, freeman.liu@...eadtrum.com,
        broonie@...nel.org, devicetree@...r.kernel.org,
        linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/2] dt-bindings: iio: Add Spreadtrum SC27XX PMICs
 ADC controller documentation

On Thu, 21 Jun 2018 11:14:04 +0800
Baolin Wang <baolin.wang@...aro.org> wrote:

> This patch adds the binding documentation for Spreadtrum SC27XX series
> PMICs ADC controller device.
> 
> Signed-off-by: Baolin Wang <baolin.wang@...aro.org>
> Reviewed-by: Rob Herring <robh@...nel.org>
Applied to the togreg branch of iio.git and pushed out as testing for
the autobuilders to play with it.

Thanks,

Jonathan

> ---
> Changes since v2:
>  - Add reviewed tag from Rob.
> 
> Changes since v1:
>  - No updates.
> ---
>  .../bindings/iio/adc/sprd,sc27xx-adc.txt           |   36 ++++++++++++++++++++
>  1 file changed, 36 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt
> 
> diff --git a/Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt b/Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt
> new file mode 100644
> index 0000000..8aad960
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/adc/sprd,sc27xx-adc.txt
> @@ -0,0 +1,36 @@
> +Spreadtrum SC27XX series PMICs ADC binding
> +
> +Required properties:
> +- compatible: Should be one of the following.
> +	"sprd,sc2720-adc"
> +	"sprd,sc2721-adc"
> +	"sprd,sc2723-adc"
> +	"sprd,sc2730-adc"
> +	"sprd,sc2731-adc"
> +- reg: The address offset of ADC controller.
> +- interrupt-parent: The interrupt controller.
> +- interrupts: The interrupt number for the ADC device.
> +- #io-channel-cells: Number of cells in an IIO specifier.
> +- hwlocks: Reference to a phandle of a hwlock provider node.
> +
> +Example:
> +
> +	sc2731_pmic: pmic@0 {
> +		compatible = "sprd,sc2731";
> +		reg = <0>;
> +		spi-max-frequency = <26000000>;
> +		interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
> +		interrupt-controller;
> +		#interrupt-cells = <2>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		pmic_adc: adc@480 {
> +			compatible = "sprd,sc2731-adc";
> +			reg = <0x480>;
> +			interrupt-parent = <&sc2731_pmic>;
> +			interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
> +			#io-channel-cells = <1>;
> +			hwlocks = <&hwlock 4>;
> +		};
> +	};