Re: [PATCH v8 2/3] dt-bindings: arm: cpus: Document 'mediatek,freq-domain' property

Rob Herring
2020-10-28T22:07:39Z

On Mon, Oct 26, 2020 at 04:19:08PM +0800, Hector Yuan wrote:
> From: "Hector.Yuan" <hector.yuan@mediatek.com>
>
> Add devicetree documentation for 'mediatek,freq-domain' property specific
> to Mediatek CPUs. This property is used to reference the CPUFREQ node
> along with the domain id.
>
> Signed-off-by: Hector.Yuan <hector.yuan@mediatek.com>
> ---
> Documentation/devicetree/bindings/arm/cpus.yaml | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/arm/cpus.yaml b/Documentation/devicetree/bindings/arm/cpus.yaml
> index 1222bf1..e995b26 100644
> --- a/Documentation/devicetree/bindings/arm/cpus.yaml
> +++ b/Documentation/devicetree/bindings/arm/cpus.yaml
> @@ -255,6 +255,12 @@ properties:
>
> where voltage is in V, frequency is in MHz.
>
> + mediatek,freq-domain:
> + $ref: '/schemas/types.yaml#/definitions/phandle-array'
> + description:
> + CPUs supporting freq-domain must set their "mediatek,freq-domain" property
> + with phandle to a cpufreq_hw node followed by the domain id.

This needs to be a common binding shared with SCMI domains.

> +
> power-domains:
> $ref: '/schemas/types.yaml#/definitions/phandle-array'
> description:
> --
> 1.7.9.5