Re: [PATCH v3 1/2] dt-bindings: arm: cpus: Document 'qcom,freq-domain' property

From: Bjorn Andersson
Date: Mon Oct 26 2020 - 10:51:26 EST


On Mon 26 Oct 09:32 CDT 2020, Rob Herring wrote:

> On Tue, Oct 20, 2020 at 09:09:43PM +0530, Manivannan Sadhasivam wrote:
> > Add devicetree documentation for 'qcom,freq-domain' property specific
> > to Qualcomm CPUs. This property is used to reference the CPUFREQ node
> > along with Domain ID (0/1).
> >
> > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> > ---
> > 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 1222bf1831fa..f40564bf004f 100644
> > --- a/Documentation/devicetree/bindings/arm/cpus.yaml
> > +++ b/Documentation/devicetree/bindings/arm/cpus.yaml
> > @@ -290,6 +290,12 @@ properties:
> >
> > * arm/msm/qcom,kpss-acc.txt
> >
> > + qcom,freq-domain:
> > + $ref: '/schemas/types.yaml#/definitions/phandle-array'
> > + description: |
> > + CPUs supporting freq-domain must set their "qcom,freq-domain" property
> > + with phandle to a cpufreq_hw node followed by the Domain ID(0/1).
>
> There's no 3 patches doing the same thing. Mediatek and SCMI are the
> others. This will need to be common.
>

This property is used by existing dtbs for Qualcomm sdm845, sm8150,
sm8250 and sc7180 based devices, so I expect that the support for the
existing property will stay.

Regards,
Bjorn

> > +
> > rockchip,pmu:
> > $ref: '/schemas/types.yaml#/definitions/phandle'
> > description: |
> > --
> > 2.17.1
> >