linux-kernel - Re: [PATCH v2 1/2] dt-bindings: dvfs: Use MediaTek CPUFREQ HW as an example

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Message-ID: <YiqGMkvC6UyDy4H9@robh.at.kernel.org>
Date:   Thu, 10 Mar 2022 17:13:54 -0600
From:   Rob Herring <robh@...nel.org>
To:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Cc:     viresh.kumar@...aro.org, rafael@...nel.org,
        devicetree@...r.kernel.org, robh+dt@...nel.org,
        linux-kernel@...r.kernel.org,
        Hector Yuan <hector.yuan@...iatek.com>,
        Sudeep Holla <sudeep.holla@....com>,
        linux-arm-msm@...r.kernel.org, bjorn.andersson@...aro.org,
        krzk+dt@...nel.org, angelogioacchino.delregno@...ainline.org,
        linux-pm@...r.kernel.org
Subject: Re: [PATCH v2 1/2] dt-bindings: dvfs: Use MediaTek CPUFREQ HW as an
 example

On Wed, 09 Mar 2022 20:45:40 +0530, Manivannan Sadhasivam wrote:
> Qcom CPUFREQ HW don't have the support for generic performance domains yet.
> So use MediaTek CPUFREQ HW that has the support available in mainline.
> 
> This also silences the below dtschema warnings for "cpufreq-qcom-hw.yaml":
> 
> Documentation/devicetree/bindings/dvfs/performance-domain.example.dt.yaml: performance-controller@...40000: reg: [[305397760, 4096]] is too short
>         From schema: Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml
> Documentation/devicetree/bindings/dvfs/performance-domain.example.dt.yaml: performance-controller@...40000: 'clocks' is a required property
>         From schema: Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml
> Documentation/devicetree/bindings/dvfs/performance-domain.example.dt.yaml: performance-controller@...40000: 'clock-names' is a required property
>         From schema: Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml
> Documentation/devicetree/bindings/dvfs/performance-domain.example.dt.yaml: performance-controller@...40000: '#freq-domain-cells' is a required property
>         From schema: Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml
> Documentation/devicetree/bindings/dvfs/performance-domain.example.dt.yaml: performance-controller@...40000: '#performance-domain-cells' does not match any of the regexes: 'pinctrl-[0-9]+'
>         From schema: Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.yaml
> 
> Cc: Hector Yuan <hector.yuan@...iatek.com>
> Cc: Sudeep Holla <sudeep.holla@....com>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
> ---
>  .../bindings/dvfs/performance-domain.yaml          | 14 ++++++++++----
>  1 file changed, 10 insertions(+), 4 deletions(-)
> 

Reviewed-by: Rob Herring <robh@...nel.org>