[PATCH 18/19] dt-bindings: arm/cpus: Add power-domains constraints

[Ulf Hansson]

On Fri, 4 Apr 2025 at 05:06, Rob Herring (Arm) <robh at kernel.org> wrote:
>
> The "power-domains" and "power-domains-names" properties are missing any
> constraints. Add the constraints and drop the generic descriptions.
>
> Signed-off-by: Rob Herring (Arm) <robh at kernel.org>
> ---
>  Documentation/devicetree/bindings/arm/cpus.yaml | 8 ++------
>  1 file changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/arm/cpus.yaml b/Documentation/devicetree/bindings/arm/cpus.yaml
> index 6f74ebfd38df..5bd5822db8af 100644
> --- a/Documentation/devicetree/bindings/arm/cpus.yaml
> +++ b/Documentation/devicetree/bindings/arm/cpus.yaml
> @@ -313,19 +313,15 @@ properties:
>      maxItems: 1
>
>    power-domains:
> -    description:
> -      List of phandles and PM domain specifiers, as defined by bindings of the
> -      PM domain provider (see also ../power_domain.txt).
> +    maxItems: 1

There are more than one in some cases. The most is probably three, I think.

>
>    power-domain-names:
>      description:
> -      A list of power domain name strings sorted in the same order as the
> -      power-domains property.
> -
>        For PSCI based platforms, the name corresponding to the index of the PSCI
>        PM domain provider, must be "psci". For SCMI based platforms, the name
>        corresponding to the index of an SCMI performance domain provider, must be
>        "perf".
> +    enum: [ psci, perf, cpr ]
>
>    resets:
>      maxItems: 1
>
> --
> 2.47.2
>
>

Other than above, feel free to add:

Reviewed-by: Ulf Hansson <ulf.hansson at linaro.org>

Kind regards
Uffe