Re: [PATCH 2/2] input: pm8941-pwrkey: Add DT binding documentation

Kumar Gala
2014-10-07T18:53:30Z

On Oct 6, 2014, at 8:12 PM, Bjorn Andersson <Bjorn.Andersson@sonymobile.com> wrote:

> From: Courtney Cavin <courtney.cavin@sonymobile.com>
>
> Signed-off-by: Courtney Cavin <courtney.cavin@sonymobile.com>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
> ---
> .../bindings/input/qcom,pm8941-pwrkey.txt | 43 ++++++++++++++++++++
> 1 file changed, 43 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/input/qcom,pm8941-pwrkey.txt
>
> diff --git a/Documentation/devicetree/bindings/input/qcom,pm8941-pwrkey.txt b/Documentation/devicetree/bindings/input/qcom,pm8941-pwrkey.txt
> new file mode 100644
> index 0000000..4d75e2c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/input/qcom,pm8941-pwrkey.txt
> @@ -0,0 +1,43 @@
> +Qualcomm PM8941 PMIC Power Key
> +
> +PROPERTIES
> +
> +- compatible:
> + Usage: required
> + Value type: <string>
> + Definition: must be one of:
> + "qcom,pm8941-pwrkey"
> +
> +- reg:
> + Usage: required
> + Value type: <prop-encoded-array>
> + Definition: base address of registers for block
> +
> +- interrupts:
> + Usage: required
> + Value type: <prop-encoded-array>
> + Definition: key change interrupt; The format of the specifier is
> + defined by the binding document describing the node's
> + interrupt parent.
> +
> +- debounce:
> + Usage: optional
> + Value type: <u32>
> + Definition: time in microseconds that key must be pressed or released
> + for state change interrupt to trigger.
> +
> +- bias-pull-up:
> + Usage: optional
> + Value type: <empty>

boolean, is probably better than <empty> here.

> + Definition: presence of this property indicates that the KPDPWR_N pin
> + should be configured for pull up.
> +
> +EXAMPLE
> +
> + pwrkey@800 {
> + compatible = "qcom,pm8941-pwrkey";
> + reg = <0x800>;
> + interrupts = <0x0 0x8 0 0>;
> + debounce = <15625>;
> + bias-pull-up;
> + };
> --
> 1.7.9.5
>
> --
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--
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