[PATCH v2 01/10] dt-bindings: HID: i2c-hid: Add "panel" property to i2c-hid backed touchscreens

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Fri Jun 9 15:53:32 UTC 2023


On 07/06/2023 23:49, Douglas Anderson wrote:
> As talked about in the patch ("drm/panel: Add a way for other devices
> to follow panel state"), touchscreens that are connected to panels are
> generally expected to be power sequenced together with the panel
> they're attached to. Today, nothing provides information allowing you
> to find out that a touchscreen is connected to a panel. Let's add a
> phandle for this.
> 
> The proerty is added to the generic touchscreen bindings and then
> enabled in the bindings for the i2c-hid backed devices. This can and
> should be added for other touchscreens in the future, but for now
> let's start small.
> 
> Signed-off-by: Douglas Anderson <dianders at chromium.org>
> ---
> 
> Changes in v2:
> - Move the description to the generic touchscreen.yaml.
> - Update the desc to make it clearer it's only for integrated devices.


Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>

Best regards,
Krzysztof



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