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Message-ID: <CAH=2NtyMm5bDWZZBtbtzwvpq2gZEowDp--qfd-AnF2nvHuDaNg@mail.gmail.com>
Date: Mon, 10 Apr 2023 16:41:41 +0530
From: Bhupesh Sharma <bhupesh.sharma@...aro.org>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-phy@...ts.infradead.org, agross@...nel.org,
linux-kernel@...r.kernel.org, andersson@...nel.org,
bhupesh.linux@...il.com, krzysztof.kozlowski@...aro.org,
robh+dt@...nel.org, konrad.dybcio@...aro.org, kishon@...nel.org,
vkoul@...nel.org, krzysztof.kozlowski+dt@...aro.org
Subject: Re: [PATCH v7 1/2] dt-bindings: phy: qcom,qmp-usb: Drop legacy
bindings and move to newer one (SM6115 & QCM2290)
On Mon, 10 Apr 2023 at 03:22, Dmitry Baryshkov
<dmitry.baryshkov@...aro.org> wrote:
>
> On Sun, 9 Apr 2023 at 23:09, Bhupesh Sharma <bhupesh.sharma@...aro.org> wrote:
> >
> > 'qcom,msm8996-qmp-usb3-phy.yaml' defines bindings for several PHYs
> > which predate USB -> USB+DP migration. Since SM6115 and QCM2290
> > nodes for USB QMP phy are being added to dtsi files by followup patches,
> > move these bindings instead to the newer style
> > 'qcom,sc8280xp-qmp-usb3-uni-phy.yaml' file.
> >
> > Since no device trees use these bindings presently, so we have no ABI breakages
> > with this patch.
> >
> > Signed-off-by: Bhupesh Sharma <bhupesh.sharma@...aro.org>
> > ---
> > .../phy/qcom,msm8996-qmp-usb3-phy.yaml | 27 -----------
> > .../phy/qcom,sc8280xp-qmp-usb3-uni-phy.yaml | 45 ++++++++++++++++---
> > 2 files changed, 40 insertions(+), 32 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/phy/qcom,msm8996-qmp-usb3-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,msm8996-qmp-usb3-phy.yaml
> > index e81a38281f8c..4c96dab5b9e3 100644
> > --- a/Documentation/devicetree/bindings/phy/qcom,msm8996-qmp-usb3-phy.yaml
> > +++ b/Documentation/devicetree/bindings/phy/qcom,msm8996-qmp-usb3-phy.yaml
> > @@ -23,14 +23,12 @@ properties:
> > - qcom,ipq8074-qmp-usb3-phy
> > - qcom,msm8996-qmp-usb3-phy
> > - qcom,msm8998-qmp-usb3-phy
> > - - qcom,qcm2290-qmp-usb3-phy
> > - qcom,sc7180-qmp-usb3-phy
> > - qcom,sc8180x-qmp-usb3-phy
> > - qcom,sdm845-qmp-usb3-phy
> > - qcom,sdm845-qmp-usb3-uni-phy
> > - qcom,sdx55-qmp-usb3-uni-phy
> > - qcom,sdx65-qmp-usb3-uni-phy
> > - - qcom,sm6115-qmp-usb3-phy
> > - qcom,sm8150-qmp-usb3-phy
> > - qcom,sm8150-qmp-usb3-uni-phy
> > - qcom,sm8250-qmp-usb3-phy
> > @@ -248,29 +246,6 @@ allOf:
> > - const: phy
> > - const: common
> >
> > - - if:
> > - properties:
> > - compatible:
> > - contains:
> > - enum:
> > - - qcom,qcm2290-qmp-usb3-phy
> > - - qcom,sm6115-qmp-usb3-phy
> > - then:
> > - properties:
> > - clocks:
> > - maxItems: 3
> > - clock-names:
> > - items:
> > - - const: cfg_ahb
> > - - const: ref
> > - - const: com_aux
> > - resets:
> > - maxItems: 2
> > - reset-names:
> > - items:
> > - - const: phy_phy
> > - - const: phy
> > -
> > - if:
> > properties:
> > compatible:
> > @@ -318,12 +293,10 @@ allOf:
> > enum:
> > - qcom,ipq6018-qmp-usb3-phy
> > - qcom,ipq8074-qmp-usb3-phy
> > - - qcom,qcm2290-qmp-usb3-phy
> > - qcom,sc7180-qmp-usb3-phy
> > - qcom,sc8180x-qmp-usb3-phy
> > - qcom,sdx55-qmp-usb3-uni-phy
> > - qcom,sdx65-qmp-usb3-uni-phy
> > - - qcom,sm6115-qmp-usb3-phy
> > - qcom,sm8150-qmp-usb3-uni-phy
> > - qcom,sm8250-qmp-usb3-phy
> > then:
> > diff --git a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb3-uni-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb3-uni-phy.yaml
> > index 16fce1038285..aa16d50c7c4e 100644
> > --- a/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb3-uni-phy.yaml
> > +++ b/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb3-uni-phy.yaml
> > @@ -16,20 +16,20 @@ description:
> > properties:
> > compatible:
> > enum:
> > + - qcom,qcm2290-qmp-usb3-phy
> > - qcom,sc8280xp-qmp-usb3-uni-phy
> > + - qcom,sm6115-qmp-usb3-phy
> >
> > reg:
> > maxItems: 1
> >
> > clocks:
> > + minItems: 3
> > maxItems: 4
> >
> > clock-names:
> > - items:
> > - - const: aux
> > - - const: ref
> > - - const: com_aux
> > - - const: pipe
> > + minItems: 3
> > + maxItems: 4
> >
> > power-domains:
> > maxItems: 1
> > @@ -71,6 +71,41 @@ required:
> >
> > additionalProperties: false
> >
> > +allOf:
> > + - if:
> > + properties:
> > + compatible:
> > + contains:
> > + enum:
> > + - qcom,qcm2290-qmp-usb3-phy
> > + - qcom,sm6115-qmp-usb3-phy
> > + then:
> > + properties:
> > + clocks:
> > + maxItems: 3
> > + clock-names:
> > + items:
> > + - const: cfg_ahb
> > + - const: ref
> > + - const: com_aux
>
> Doesn't it also need a pipe clock? It surely does: gcc_usb3_prim_phy_pipe_clk
Ok, let me add it in v8.
Thanks.
> > +
> > + - if:
> > + properties:
> > + compatible:
> > + contains:
> > + enum:
> > + - qcom,sc8280xp-qmp-usb3-uni-phy
> > + then:
> > + properties:
> > + clocks:
> > + maxItems: 4
> > + clock-names:
> > + items:
> > + - const: aux
> > + - const: ref
> > + - const: com_aux
> > + - const: pipe
> > +
> > examples:
> > - |
> > #include <dt-bindings/clock/qcom,gcc-sc8280xp.h>
> > --
> > 2.38.1
> >
>
>
> --
> With best wishes
> Dmitry
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