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

From: Jonathan Cameron
Date: Sun Jun 24 2018 - 09:28:23 EST


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

> This patch adds the binding documentation for Spreadtrum SC27XX series
> PMICs ADC controller device.
>
> Signed-off-by: Baolin Wang <baolin.wang@xxxxxxxxxx>
> Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
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>;
> + };
> + };