Re: [PATCH v2 1/3] dt-bindings: gpio: fairchild,74hc595: Add On Semi MC74HC595A compat

[Rob Herring <robh@kernel.org>]

On Tue, Dec 24, 2024 at 09:02:10AM +0100, J. Neuschäfer wrote:
> The On Semi MC74HC595A/MC74HCT595A is another part that is compatible with
> the Fairchild MM74HC595. This patch adds it to the DT binding.

To make the binding match what you say here, what you really should have 
is:

compatible = "onnn,74hc595a", "fairchild,74hc595";

And then no driver change is needed (until you have some difference you 
want to handle).

> 
> Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
> Signed-off-by: J. Neuschäfer <j.ne@posteo.net>
> ---
> 
> v2:
> - Add Linus Walleij's R-b
> ---
>  Documentation/devicetree/bindings/gpio/fairchild,74hc595.yaml | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/gpio/fairchild,74hc595.yaml b/Documentation/devicetree/bindings/gpio/fairchild,74hc595.yaml
> index e8bc9f018edb1253d700945f006e19598efb299a..629cf9b2ab8e4a63fbe17f56792a46d2066d40c3 100644
> --- a/Documentation/devicetree/bindings/gpio/fairchild,74hc595.yaml
> +++ b/Documentation/devicetree/bindings/gpio/fairchild,74hc595.yaml
> @@ -14,6 +14,7 @@ properties:
>      enum:
>        - fairchild,74hc595
>        - nxp,74lvc594
> +      - onnn,74hc595a
>  
>    reg:
>      maxItems: 1
> 
> -- 
> 2.45.2
>