Re: [PATCH] dt: add Atmel Captouch bindings

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On Tue, May 10, 2016 at 7:07 PM, Grant Grundler <grundler@xxxxxxxxxxxx> wrote:
> From: Daniel Hung-yu Wu <hywu@xxxxxxxxxx>
>
> Add binding for Atmel Capacitive Touch Button device.
>
> Signed-off-by: Daniel Hung-yu Wu <hywu@xxxxxxxxxx>
> Signed-off-by: Grant Grundler <grundler@xxxxxxxxxxxx>
> ---
>  .../devicetree/bindings/input/atmel,captouch.txt   | 34 ++++++++++++++++++++++
>  1 file changed, 34 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/input/atmel,captouch.txt
>
> I haven't posted the corresponding device driver and dtsi changes yet but will shortly.
>
> V2: split Documentation/devicetree/bindings from driver patch
>     rename "atmel,atmegaxx_captouch" to "atmel,captouch" since it's irrelevant
>            which controller implements the register set/controller.

Rob, are you OK with the new bindings? I'd like to merge the driver if
there are no objections from DT folks...

>
> V1: posted https://lkml.org/lkml/2016/5/3/613
>
> diff --git a/Documentation/devicetree/bindings/input/atmel,captouch.txt b/Documentation/devicetree/bindings/input/atmel,captouch.txt
> new file mode 100644
> index 0000000..405d287
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/input/atmel,captouch.txt
> @@ -0,0 +1,34 @@
> +Device tree bindings for Atmel AtmegaXX capacitive touch sensor
> +
> +The node for this device must be a child of a I2C controller node, as the
> +device communicates via I2C.
> +
> +Required properties:
> +
> +       compatible:     Must be "atmel,captouch".
> +       reg:            The I2C slave address of the device.
> +       interrupts:     Property describing the interrupt line the device
> +                       is connected to. The device only has one interrupt
> +                       source.
> +       linux,keycodes: Specifies an array of numeric keycode values to
> +                       be used for reporting button presses. The array can
> +                       contain up to 8 entries.
> +
> +Optional properties:
> +
> +       autorepeat:     Enables the Linux input system's autorepeat
> +                       feature on the input device.
> +
> +Example:
> +
> +       atmel_captouch@51 {
> +               compatible = "atmel,captouch";
> +               reg = <0x51>;
> +               interrupt-parent = <&tlmm>;
> +               interrupts = <67 IRQ_TYPE_EDGE_FALLING>;
> +               linux,keycodes = <BTN_0>, <BTN_1>,
> +                       <BTN_2>, <BTN_3>,
> +                       <BTN_4>, <BTN_5>,
> +                       <BTN_6>, <BTN_7>;
> +               autorepeat;
> +       };
> --
> 2.1.2
>



-- 
Dmitry
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