linux-kernel - Re: [PATCH v3 1/2] dt-bindings: PCI: mediatek-gen3: Add support for Airoha AN7583

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Message-ID: <690e1cbd.df0a0220.25b002.6c64@mx.google.com>
Date: Fri, 7 Nov 2025 17:22:18 +0100
From: Christian Marangi <ansuelsmth@...il.com>
To: Ryder Lee <ryder.lee@...iatek.com>,
	Jianjun Wang <jianjun.wang@...iatek.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Krzysztof Wilczyński <kwilczynski@...nel.org>,
	Manivannan Sadhasivam <mani@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	linux-pci@...r.kernel.org, linux-mediatek@...ts.infradead.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, upstream@...oha.com
Subject: Re: [PATCH v3 1/2] dt-bindings: PCI: mediatek-gen3: Add support for
 Airoha AN7583

On Thu, Sep 25, 2025 at 05:53:08PM +0200, Christian Marangi wrote:
> Introduce Airoha AN7583 SoC compatible in mediatek-gen3 PCIe controller
> binding.
> 
> This differ from the Airoha EN7581 SoC by the fact that only one Gen3
> PCIe controller is present on the SoC.
> 
> The compatible have -gen3 tag as the Airoha AN7583 SoC have both GEN2
> and GEN3 PCIe controller and it's required to differentiate them as
> different schema are required for the 2 PCIe Controller variant.
> 
> Signed-off-by: Christian Marangi <ansuelsmth@...il.com>
> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>

Any chance this can be picked? All the 2 patch got review tag.

> ---
> Changes v3:
> - Add review tag
> - Add comments for compatible inconsistency
> Changes v2:
> - Fix alphabetical order
> 
>  .../bindings/pci/mediatek-pcie-gen3.yaml      | 21 +++++++++++++++++++
>  1 file changed, 21 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
> index 0278845701ce..1ca9594a9739 100644
> --- a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
> +++ b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml
> @@ -58,6 +58,7 @@ properties:
>            - const: mediatek,mt8196-pcie
>        - const: mediatek,mt8192-pcie
>        - const: mediatek,mt8196-pcie
> +      - const: airoha,an7583-pcie-gen3
>        - const: airoha,en7581-pcie
>  
>    reg:
> @@ -276,6 +277,26 @@ allOf:
>  
>          mediatek,pbus-csr: false
>  
> +  - if:
> +      properties:
> +        compatible:
> +          const: airoha,an7583-pcie-gen3
> +    then:
> +      properties:
> +        clocks:
> +          maxItems: 1
> +
> +        clock-names:
> +          items:
> +            - const: sys-ck
> +
> +        resets:
> +          minItems: 1
> +
> +        reset-names:
> +          items:
> +            - const: phy-lane0
> +
>    - if:
>        properties:
>          compatible:
> -- 
> 2.51.0
> 

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