lkml.org 
[lkml]   [2016]   [May]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] dt: add Atmel Captouch bindings
On Tue, May 10, 2016 at 07:07:48PM -0700, Grant Grundler wrote:
> From: Daniel Hung-yu Wu <hywu@google.com>
>
> Add binding for Atmel Capacitive Touch Button device.
>
> Signed-off-by: Daniel Hung-yu Wu <hywu@google.com>
> Signed-off-by: Grant Grundler <grundler@chromium.org>
> ---
> .../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.

Is there any notion of firmware versions though?

>
> 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 {

No underscores in node names please.

> + 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
>

\
 
 \ /
  Last update: 2016-05-14 17:21    [W:0.058 / U:1.260 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site