Re: [PATCH 2/2] Input: raspberrypi-ts - add devicetree binding documentation

From: Stefan Wahren
Date: Mon Dec 10 2018 - 14:57:36 EST


Hi Nicolas,

please change your subject to something like this:

dt-bindings: input: Add Raspberry Pi Touchscreen

and also change the order of your patches. The binding always comes first.

> Nicolas Saenz Julienne <nsaenzjulienne@xxxxxxx> hat am 10. Dezember 2018 um 17:30 geschrieben:
>
>
> Adds device tree documentation for Raspberry Pi's official 7"
> touchscreen.

Maybe you should mention that we need this binding for an overlay.

>
> Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@xxxxxxx>
> ---
> .../touchscreen/raspberrypi,firmware-ts.txt | 26 +++++++++++++++++++
> 1 file changed, 26 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt
>
> diff --git a/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt b/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt
> new file mode 100644
> index 000000000000..38e22eb222e9
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt
> @@ -0,0 +1,26 @@
> +Raspberry Pi 3 firmware based 7" touchscreen

Please drop the 3 here

> +=====================================
> +
> +Required properties:
> + - compatible: "raspberrypi,firmware-ts"
> +
> +Optional properties:
> + - firmware: Reference to RPi's firmware device node
> + - touchscreen-size-x: See touchscreen.txt
> + - touchscreen-size-y: See touchscreen.txt
> + - touchscreen-inverted-x: See touchscreen.txt
> + - touchscreen-inverted-y: See touchscreen.txt
> + - touchscreen-swapped-x-y: See touchscreen.txt
> +
> +Example:
> +
> +firmware: firmware-rpi {
> + compatible = "raspberrypi,bcm2835-firmware";
> + mboxes = <&mailbox>;
> +
> + ts: touchscreen {
> + compatible = "raspberrypi,firmware-ts";
> + touchscreen-size-x = <800>;
> + touchscreen-size-y = <480>;
> + };
> +};
> --
> 2.19.2
>