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Message-ID: <7ccb838b-f548-4ca4-9859-051689935eb7@linaro.org>
Date: Wed, 6 Mar 2024 09:26:21 +0100
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Subject: Re: [PATCH v3 3/4] dt-bindings: interconnect: add clock property to
 enable QOS on SC7280
Content-Language: en-US
To: Odelu Kukatla <quic_okukatla@quicinc.com>,
 Bjorn Andersson <andersson@kernel.org>,
 Konrad Dybcio <konrad.dybcio@linaro.org>, Georgi Djakov <djakov@kernel.org>,
 Rob Herring <robh@kernel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
 Conor Dooley <conor+dt@kernel.org>
Cc: Kees Cook <keescook@chromium.org>, cros-qcom-dts-watchers@chromium.org,
 "Gustavo A . R . Silva" <gustavoars@kernel.org>,
 linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org,
 devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
 linux-hardening@vger.kernel.org, quic_rlaggysh@quicinc.com,
 quic_mdtipton@quicinc.com
References: <20240306073016.2163-1-quic_okukatla@quicinc.com>
 <20240306073016.2163-4-quic_okukatla@quicinc.com>
From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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In-Reply-To: <20240306073016.2163-4-quic_okukatla@quicinc.com>
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On 06/03/2024 08:30, Odelu Kukatla wrote:
> Added clock property to enable clocks required for accessing
> qos registers.
> 
> Signed-off-by: Odelu Kukatla <quic_okukatla@quicinc.com>
> ---
>  .../interconnect/qcom,sc7280-rpmh.yaml        | 49 +++++++++++++++++++
>  1 file changed, 49 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/interconnect/qcom,sc7280-rpmh.yaml b/Documentation/devicetree/bindings/interconnect/qcom,sc7280-rpmh.yaml
> index b135597d9489..758a6e924037 100644
> --- a/Documentation/devicetree/bindings/interconnect/qcom,sc7280-rpmh.yaml
> +++ b/Documentation/devicetree/bindings/interconnect/qcom,sc7280-rpmh.yaml
> @@ -53,10 +53,50 @@ allOf:
>        required:
>          - reg
>  
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - qcom,sc7280-aggre1-noc
> +    then:
> +      properties:
> +        clocks:

All properties must be defined in top-level.

> +          items:
> +            - description: aggre UFS PHY AXI clock
> +            - description: aggre USB3 PRIM AXI clock
> +
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - qcom,sc7280-aggre2-noc
> +    then:
> +      properties:
> +        clocks:
> +          items:
> +            - description: RPMH CC IPA clock
> +
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - qcom,sc7280-aggre1-noc
> +              - qcom,sc7280-aggre2-noc
> +    then:
> +      required:
> +        - clocks

That's an ABI break without reason. This is a stable and already used
platform, so clear NAK.

Best regards,
Krzysztof