Re: [PATCH v3 1/3] dt-bindings: input: add Elan 400 combo keyboard/touchpad over i2c

From: Benjamin Tissoires
Date: Thu Apr 18 2019 - 05:35:56 EST


On Mon, Apr 15, 2019 at 6:11 PM Jeffrey Hugo <jeffrey.l.hugo@xxxxxxxxx> wrote:
>
> The Elan 400 combo keyboard/touchpad over i2c device is a distinct device
> from the Elan 400 standalone touchpad device. The combo device has been
> found in the Lenovo Miix 630 and HP Envy x2 laptops.
>
> Signed-off-by: Jeffrey Hugo <jeffrey.l.hugo@xxxxxxxxx>
> ---

With my comments in 2/3, I wonder if you need this patch at all then.

Cheers,
Benjamin

> .../devicetree/bindings/input/elan,combo400-i2c.txt | 11 +++++++++++
> 1 file changed, 11 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/input/elan,combo400-i2c.txt
>
> diff --git a/Documentation/devicetree/bindings/input/elan,combo400-i2c.txt b/Documentation/devicetree/bindings/input/elan,combo400-i2c.txt
> new file mode 100644
> index 000000000000..fb700a29148d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/input/elan,combo400-i2c.txt
> @@ -0,0 +1,11 @@
> +Elantech 0400 I2C combination Keyboard/Touchpad
> +
> +This binding describes an Elan device with pid 0x0400, that is a combination
> +keyboard + touchpad device. This binding does not cover an Elan device with
> +pid 0x0400 that is solely a standalone touchpad device.
> +
> +Required properties:
> +- compatible: should be "elan,combo400-i2c"
> +
> +This binding is compatible with the HID over I2C binding, which is specified
> +in hid-over-i2c.txt in this directory.
> --
> 2.17.1
>