Re: [PATCH 1/2] dt-bindings: pwm: Document Tegra194 and Tegra264 controllers

[Krzysztof Kozlowski <krzk@kernel.org>]

On Sat, Mar 21, 2026 at 12:40:55AM +0100, Thierry Reding wrote:
> From: Thierry Reding <treding@nvidia.com>
> 
> The PWM controller found on Tegra264 is largely compatible with the one
> on prior generations, but it comes with some extra features, hence a new
> compatible string is needed.

Extra features means devices are compatible.

You also always need a new compatible even without extra features, so
last part is just confusing. Suggests like you could skip new
compatible.

> 
> Signed-off-by: Thierry Reding <treding@nvidia.com>
> ---
>  Documentation/devicetree/bindings/pwm/nvidia,tegra20-pwm.yaml | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pwm/nvidia,tegra20-pwm.yaml b/Documentation/devicetree/bindings/pwm/nvidia,tegra20-pwm.yaml
> index 41cea4979132..15706d2a808d 100644
> --- a/Documentation/devicetree/bindings/pwm/nvidia,tegra20-pwm.yaml
> +++ b/Documentation/devicetree/bindings/pwm/nvidia,tegra20-pwm.yaml
> @@ -16,6 +16,8 @@ properties:
>        - enum:
>            - nvidia,tegra20-pwm
>            - nvidia,tegra186-pwm
> +          - nvidia,tegra194-pwm

Not explained in commit msg and it's a duplicated compatible.

Best regards,
Krzysztof