Re: [PATCH v4 3/8] dt-bindings: PCI: qcom: Add IPQ9574 PCIe controller

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On Tue, Apr 30, 2024 at 11:07:54PM -0500, Alexandru Gagniuc wrote:
> IPQ9574 has PCIe controllers which are almost identical to IPQ6018.
> The difference is that the "iface" clock is replaced by the "snoc",
> and "anoc". The "sleep" reset is replaced by an "aux" reset.
> Document these differences along with the compatible string.
> 
> Signed-off-by: Alexandru Gagniuc <mr.nuke.me@xxxxxxxxx>
> Acked-by: Rob Herring (Arm) <robh@xxxxxxxxxx>
> ---
>  .../devicetree/bindings/pci/qcom,pcie.yaml    | 37 +++++++++++++++++++
>  1 file changed, 37 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> index cf9a6910b542..ac6d2b1b8702 100644
> --- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> @@ -26,6 +26,7 @@ properties:
>            - qcom,pcie-ipq8064-v2
>            - qcom,pcie-ipq8074
>            - qcom,pcie-ipq8074-gen3
> +          - qcom,pcie-ipq9574
>            - qcom,pcie-msm8996
>            - qcom,pcie-qcs404
>            - qcom,pcie-sdm845
> @@ -161,6 +162,7 @@ allOf:
>              enum:
>                - qcom,pcie-ipq6018
>                - qcom,pcie-ipq8074-gen3
> +              - qcom,pcie-ipq9574
>      then:
>        properties:
>          reg:
> @@ -397,6 +399,39 @@ allOf:
>              - const: axi_m_sticky # AXI Master Sticky reset
>              - const: axi_s_sticky # AXI Slave Sticky reset
>  
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            enum:
> +              - qcom,pcie-ipq9574
> +    then:
> +      properties:
> +        clocks:
> +          minItems: 4
> +          maxItems: 4

There are 6 clocks defined for this platform but binding just requires 4?

- Mani

> +        clock-names:
> +          items:
> +            - const: axi_m # AXI Master clock
> +            - const: axi_s # AXI Slave clock
> +            - const: axi_bridge # AXI bridge clock
> +            - const: anoc
> +            - const: snoc
> +            - const: rchng
> +        resets:
> +          minItems: 8
> +          maxItems: 8
> +        reset-names:
> +          items:
> +            - const: pipe # PIPE reset
> +            - const: aux # AUX reset
> +            - const: sticky # Core Sticky reset
> +            - const: axi_m # AXI Master reset
> +            - const: axi_s # AXI Slave reset
> +            - const: axi_s_sticky # AXI Slave Sticky reset
> +            - const: axi_m_sticky # AXI Master Sticky reset
> +            - const: ahb # AHB Reset
> +
>    - if:
>        properties:
>          compatible:
> @@ -507,6 +542,7 @@ allOf:
>                  - qcom,pcie-ipq8064v2
>                  - qcom,pcie-ipq8074
>                  - qcom,pcie-ipq8074-gen3
> +                - qcom,pcie-ipq9574
>                  - qcom,pcie-qcs404
>      then:
>        required:
> @@ -566,6 +602,7 @@ allOf:
>                - qcom,pcie-ipq8064-v2
>                - qcom,pcie-ipq8074
>                - qcom,pcie-ipq8074-gen3
> +              - qcom,pcie-ipq9574
>                - qcom,pcie-qcs404
>      then:
>        properties:
> -- 
> 2.40.1
> 

-- 
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