linux-kernel - Re: [PATCH v2 1/4] dt-bindings: firmware: scm: Add QDU1000/QRU1000 compatibles

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Date:   Sat, 15 Oct 2022 09:34:37 -0400
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Melody Olvera <quic_molvera@...cinc.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     Robert Marko <robimarko@...il.com>,
        Guru Das Srinagesh <quic_gurus@...cinc.com>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/4] dt-bindings: firmware: scm: Add QDU1000/QRU1000
 compatibles

On 14/10/2022 18:11, Melody Olvera wrote:
> Add compatibles for scm driver for QDU1000 and QRU1000 platforms.
> 
> Signed-off-by: Melody Olvera <quic_molvera@...cinc.com>
> ---
>  .../devicetree/bindings/firmware/qcom,scm.yaml   | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml
> index c5b76c9f7ad0..47083f47f109 100644
> --- a/Documentation/devicetree/bindings/firmware/qcom,scm.yaml
> +++ b/Documentation/devicetree/bindings/firmware/qcom,scm.yaml
> @@ -38,6 +38,8 @@ properties:
>            - qcom,scm-msm8994
>            - qcom,scm-msm8996
>            - qcom,scm-msm8998
> +          - qcom,scm-qdu1000
> +          - qcom,scm-qru1000

Why exactly we are no using qdu1000 as fallback? That was the
recommendation in previous discussion.

Patch is still incomplete - you still do no have proper changes in allOf
for the clocks. If you want to say that this SoC does not take any
clocks as input, then they should not be allowed.

Best regards,
Krzysztof