linux-kernel - Re: [PATCH 01/10] dt-bindings: clock: qcom: split the non-PD schema for GCC

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Date: Wed, 29 May 2024 10:58:43 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Krzysztof Kozlowski <krzk@...nel.org>
Cc: Bjorn Andersson <andersson@...nel.org>, Michael Turquette <mturquette@...libre.com>, 
	Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Taniya Das <quic_tdas@...cinc.com>, Robert Marko <robimarko@...il.com>, 
	Konrad Dybcio <konrad.dybcio@...aro.org>, linux-arm-msm@...r.kernel.org, 
	linux-clk@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 01/10] dt-bindings: clock: qcom: split the non-PD schema
 for GCC

On Wed, 29 May 2024 at 10:34, Krzysztof Kozlowski <krzk@...nel.org> wrote:
>
> On 28/05/2024 22:43, Dmitry Baryshkov wrote:
> > On some of Qualcomm platforms the Global Clock Controller (GCC) doesn't
> > provide power domains. Split no-PD version from the common qcom,gcc schema.
> >
> > Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> > ---
>
>
> > diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc.yaml b/Documentation/devicetree/bindings/clock/qcom,gcc.yaml
> > index 788825105f24..e7ec15b1780d 100644
> > --- a/Documentation/devicetree/bindings/clock/qcom,gcc.yaml
> > +++ b/Documentation/devicetree/bindings/clock/qcom,gcc.yaml
> > @@ -14,27 +14,14 @@ description: |
> >    Common bindings for Qualcomm global clock control module providing the
> >    clocks, resets and power domains.
> >
> > -properties:
> > -  '#clock-cells':
> > -    const: 1
> > -
> > -  '#reset-cells':
> > -    const: 1
> > +allOf:
> > +  - $ref: qcom,gcc-nopd.yaml
> >
> > +properties:
> >    '#power-domain-cells':
> >      const: 1
>
> So what's left here? One property? Not much benefit. Triple-schema
> (include something to include something) does not make it readable. Just
> do not require power-domain-cells in qcom,gcc.yaml.

And add it to the required list on all relevant platforms? Ack, sounds
fine to me.


-- 
With best wishes
Dmitry