Re: [PATCH 01/12] dt-bindings: PCI: snps,dw-pcie-ep: Add vendor specific reg-name

[Rob Herring <robh@kernel.org>]

On Wed, Apr 24, 2024 at 05:16:19PM +0200, Niklas Cassel wrote:
> Considering that some drivers (e.g. pcie-dw-rockchip.c) already use the
> reg-name "apb" for the device tree binding in Root Complex mode
> (snps,dw-pcie.yaml), it doesn't make sense that those drivers should use a
> different reg-name when running in Endpoint mode (snps,dw-pcie-ep.yaml).
> 
> Therefore, since "apb" is already defined in snps,dw-pcie.yaml, add it
> also for snps,dw-pcie-ep.yaml.
> 
> Signed-off-by: Niklas Cassel <cassel@kernel.org>
> ---
>  Documentation/devicetree/bindings/pci/snps,dw-pcie-ep.yaml | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/pci/snps,dw-pcie-ep.yaml b/Documentation/devicetree/bindings/pci/snps,dw-pcie-ep.yaml
> index bbdb01d22848..00dec01f1f73 100644
> --- a/Documentation/devicetree/bindings/pci/snps,dw-pcie-ep.yaml
> +++ b/Documentation/devicetree/bindings/pci/snps,dw-pcie-ep.yaml
> @@ -100,7 +100,7 @@ properties:
>              for new bindings.
>            oneOf:
>              - description: See native 'elbi/app' CSR region for details.
> -              enum: [ link, appl ]
> +              enum: [ apb, link, appl ]

This section is for existing bindings. IOW, don't use or add to them 
for new users. New users should "See native 'elbi/app' CSR region".

Rob