linux-kernel - Re: [PATCH v5 11/22] dt-bindings: crypto : Add new compatible strings for qcom-qce

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Date:   Mon, 15 Nov 2021 10:58:17 +0530
From:   Bhupesh Sharma <bhupesh.sharma@...aro.org>
To:     Vladimir Zapolskiy <vladimir.zapolskiy@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, linux-crypto@...r.kernel.org,
        bhupesh.linux@...il.com, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, robh+dt@...nel.org, agross@...nel.org,
        herbert@...dor.apana.org.au, davem@...emloft.net,
        stephan@...hold.net, Thara Gopinath <thara.gopinath@...aro.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh@...nel.org>
Subject: Re: [PATCH v5 11/22] dt-bindings: crypto : Add new compatible strings
 for qcom-qce

Hi Vladimir,

On Fri, 12 Nov 2021 at 15:55, Vladimir Zapolskiy
<vladimir.zapolskiy@...aro.org> wrote:
>
> Hi Bhupesh,
>
> On 11/10/21 12:59 PM, Bhupesh Sharma wrote:
> > Newer qcom chips support newer versions of the qce crypto IP, so add
> > soc specific compatible strings for qcom-qce instead of using crypto
> > IP version specific ones.
> >
> > Keep the old strings for backward-compatibility, but mark them as
> > deprecated.
> >
> > Cc: Thara Gopinath <thara.gopinath@...aro.org>
> > Cc: Bjorn Andersson <bjorn.andersson@...aro.org>
> > Reviewed-by: Rob Herring <robh@...nel.org>
> > Signed-off-by: Bhupesh Sharma <bhupesh.sharma@...aro.org>
> > ---
> >   Documentation/devicetree/bindings/crypto/qcom-qce.yaml | 10 ++++++++--
> >   1 file changed, 8 insertions(+), 2 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/crypto/qcom-qce.yaml b/Documentation/devicetree/bindings/crypto/qcom-qce.yaml
> > index efe349e66ae7..77b9f544f32f 100644
> > --- a/Documentation/devicetree/bindings/crypto/qcom-qce.yaml
> > +++ b/Documentation/devicetree/bindings/crypto/qcom-qce.yaml
> > @@ -15,7 +15,13 @@ description: |
> >
> >   properties:
> >     compatible:
> > -    const: qcom,crypto-v5.1
> > +    enum:
> > +      - qcom,crypto-v5.1 # Deprecated. Kept only for backward compatibility
> > +      - qcom,ipq6018-qce
> > +      - qcom,sdm845-qce
> > +      - qcom,sm8150-qce
> > +      - qcom,sm8250-qce
> > +      - qcom,sm8350-qce
>
> let me ask you to add at least two more compatibles to the list: qcom,ipq8074-qce
> and qcom,msm8996-qce.

Sure, I will fix it in v6.

Regards,
Bhupesh

> >
> >     reg:
> >       maxItems: 1
> > @@ -68,7 +74,7 @@ examples:
> >     - |
> >       #include <dt-bindings/clock/qcom,gcc-apq8084.h>
> >       crypto-engine@...5a000 {
> > -        compatible = "qcom,crypto-v5.1";
> > +        compatible = "qcom,ipq6018-qce";
> >           reg = <0xfd45a000 0x6000>;
> >           clocks = <&gcc GCC_CE2_AHB_CLK>,
> >                    <&gcc GCC_CE2_AXI_CLK>,
> >
>
> --
> Best wishes,
> Vladimir