Re: [PATCH 1/6] dt-bindings: HID: i2c-hid: add dedicated Ilitek ILI2901 schema

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On 23/04/2024 15:46, Johan Hovold wrote:
> The Ilitek ILI2901 touch screen controller was apparently incorrectly
> added to the Elan eKTH6915 schema simply because it also has a reset
> gpio and is currently managed by the Elan driver in Linux.
> 
> The two controllers are not related even if an unfortunate wording in
> the commit message adding the Ilitek compatible made it sound like they
> were.
> 
> Add a dedicated schema for the ILI2901 which does not specify the I2C
> address (which is likely 0x41 rather than 0x10 as for other Ilitek touch
> controllers) to avoid cluttering the Elan schema with unrelated devices
> and to make it easier to find the correct schema when adding further
> Ilitek controllers.
> 
> Fixes: d74ac6f60a7e ("dt-bindings: HID: i2c-hid: elan: Introduce Ilitek ili2901")
> Cc: Zhengqiao Xia <xiazhengqiao@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
> ---
>  .../bindings/input/elan,ekth6915.yaml         |  5 +-
>  .../bindings/input/ilitek,ili2901.yaml        | 66 +++++++++++++++++++
>  2 files changed, 68 insertions(+), 3 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/input/ilitek,ili2901.yaml
> 
> diff --git a/Documentation/devicetree/bindings/input/elan,ekth6915.yaml b/Documentation/devicetree/bindings/input/elan,ekth6915.yaml
> index dc4ac41f2441..3e2d216c6432 100644
> --- a/Documentation/devicetree/bindings/input/elan,ekth6915.yaml
> +++ b/Documentation/devicetree/bindings/input/elan,ekth6915.yaml
> @@ -18,9 +18,8 @@ allOf:
>  
>  properties:
>    compatible:
> -    enum:
> -      - elan,ekth6915
> -      - ilitek,ili2901
> +    items:

Drop items, that's just const. Or keep it as enum, which makes patch
diff smaller here.

> +      - const: elan,ekth6915

With items dropped:

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>

Best regards,
Krzysztof





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