linux-kernel - Re: [PATCH v3 1/6] dt-bindings: pci: cadence: Extend compatible for new RP configuration

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Message-ID: <20250411195610.GA3781976-robh@kernel.org>
Date: Fri, 11 Apr 2025 14:56:10 -0500
From: Rob Herring <robh@...nel.org>
To: hans.zhang@...tech.com
Cc: bhelgaas@...gle.com, lpieralisi@...nel.org, kw@...ux.com,
	manivannan.sadhasivam@...aro.org, krzk+dt@...nel.org,
	conor+dt@...nel.org, linux-pci@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	Manikandan K Pillai <mpillai@...ence.com>
Subject: Re: [PATCH v3 1/6] dt-bindings: pci: cadence: Extend compatible for
 new RP configuration

On Fri, Apr 11, 2025 at 06:36:51PM +0800, hans.zhang@...tech.com wrote:
> From: Manikandan K Pillai <mpillai@...ence.com>
> 
> Document the compatible property for HPA (High Performance Architecture)
> PCIe controller RP configuration.
> 
> Signed-off-by: Manikandan K Pillai <mpillai@...ence.com>
> Signed-off-by: Hans Zhang <hans.zhang@...tech.com>
> ---
>  .../devicetree/bindings/pci/cdns,cdns-pcie-host.yaml        | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.yaml b/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.yaml
> index a8190d9b100f..83a33c4c008f 100644
> --- a/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.yaml
> +++ b/Documentation/devicetree/bindings/pci/cdns,cdns-pcie-host.yaml
> @@ -7,14 +7,16 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
>  title: Cadence PCIe host controller
>  
>  maintainers:
> -  - Tom Joseph <tjoseph@...ence.com>

Why removing? What about all the other Cadence PCIe files?

> +  - Manikandan K Pillai <mpillai@...ence.com>
>  
>  allOf:
>    - $ref: cdns-pcie-host.yaml#
>  
>  properties:
>    compatible:
> -    const: cdns,cdns-pcie-host
> +    enum:
> +      - cdns,cdns-pcie-host
> +      - cdns,cdns-pcie-hpa-host
>  
>    reg:
>      maxItems: 2
> -- 
> 2.47.1
>