Le 10/08/2018 06:29 PM, Pascal PAILLET-LME a écrit :
> From: pascal paillet <p.paillet@xxxxxx>
>
> The stpmic1 pmic is able to manage an onkey button. It can be configured
> to shut-down the power supplies on a long key-press with an adjustable
> duration.
>
> Signed-off-by: pascal paillet <p.paillet@xxxxxx>
> ---
> changes in v3:
> * Replace st,onkey-long-press-seconds and st,onkey-pwroff-enabled by
> power-off-time-sec.
>
> .../devicetree/bindings/input/st,stpmic1-onkey.txt | 30 ++++++++++++++++++++++
> 1 file changed, 30 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/input/st,stpmic1-onkey.txt
>
> diff --git a/Documentation/devicetree/bindings/input/st,stpmic1-onkey.txt b/Documentation/devicetree/bindings/input/st,stpmic1-onkey.txt
> new file mode 100644
> index 0000000..8c58186
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/input/st,stpmic1-onkey.txt
> @@ -0,0 +1,30 @@
> +STMicroelectronics STPMIC1 Onkey
> +
> +Required properties:
> +
> +- compatible = "st,stpmic1-onkey";
> +- interrupt-parent: phandle to the parent interrupt controller
> +- interrupts: interrupt line to use
> +- interrupt-names = "onkey-falling", "onkey-rising"
> + onkey-falling: happens when onkey is pressed; IT_PONKEY_F of pmic
> + onkey-rising: happens when onkey is released; IT_PONKEY_R of pmic
> +
> +Optional properties:
> +
> +- st,onkey-clear-cc-flag: onkey is able power on after an
> + over-current shutdown event.
> +- st,onkey-pu-inactive: onkey pull up is not active
> +- power-off-time-sec: Duration in seconds which the key should be kept
> + pressed for device to power off automatically (from 1 to 16 seconds).
> + see See Documentation/devicetree/bindings/input/keys.txt
> +
> +Example:
> +
> +onkey {
> + compatible = "st,stpmic1-onkey";
> + interrupt-parent = <&pmic>;
> + interrupts = <IT_PONKEY_F 0>,<IT_PONKEY_R 1>;
> + interrupt-names = "onkey-falling", "onkey-rising";
> + st,onkey-pwroff-enabled;
> + st,onkey-long-press-seconds = <10>;
st,onkey-pwroff-enabled and st,onkey-long-press-seconds to be replaced
by power-off-time-sec
> +};
