# Re: \[PATCH v4 1/2\] dt-bindings: HID: i2c-hid: ilitek: Introduce bindings for Ilitek ili9882t

- From: Doug Anderson \<dianders@chromium.org\>
- Date: 2023-06-09 15:56:41 
- List: linux-input
- Page: https://ratatoskr.run/linux-input/2023/06/2227984
- Thread: https://ratatoskr.run/linux-input/2023/06/2226131/t.md

```text
Hi,

On Fri, Jun 9, 2023 at 8:50 AM Krzysztof Kozlowski
[ref] wrote:
>
> > +  vccio-supply:
> > +    description: The 1.8V supply to the touchscreen.
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - interrupts
> > +  - vccio-supply
> > +
> > +additionalProperties: false
>
> Why do you disallow all properties from toouchscreen.yaml? Aren't they
> applicable?

This matches what hid-over-i2c.yaml does. It only picks
`touchscreen-inverted-x` and `touchscreen-inverted-y` from the common
file, which aren't needed here. I assume that the rest of the things
from the common file can be probed using the i2c-hid protocol?

-Doug
```