Re: [PATCH v3] dt-bindings: PCI: altera: Convert to YAML

[Krzysztof Kozlowski]

On 13/04/2024 19:26, matthew.gerlach@xxxxxxxxxxxxxxx wrote:
> From: Matthew Gerlach <matthew.gerlach@xxxxxxxxxxxxxxx>
> 
> Convert the device tree bindings for the Altera Root Port PCIe controller
> from text to YAML.
> 
> Signed-off-by: Matthew Gerlach <matthew.gerlach@xxxxxxxxxxxxxxx>

..

> +allOf:
> +  - $ref: /schemas/pci/pci-host-bridge.yaml#
> +  - if:
> +      properties:
> +        compatible:
> +          enum:
> +            - altr,pcie-root-port-1.0
> +    then:
> +      properties:
> +        reg:
> +          items:
> +            - description: TX slave port region
> +            - description: Control register access region
> +
> +        reg-names:
> +          items:
> +            - const: Txs
> +            - const: Cra
> +
> +    else:
> +      properties:
> +        reg:
> +          items:
> +            - description: Hard IP region

Why Hip is the first? Old binding suggested it to be the last entry. It
would also make binding easier, as you describe reg and reg-names in
top-level and just limit them with min/maxItems.

Does anything depend on different order (Hip as first)?

> +            - description: TX slave port region
> +            - description: Control register access region
> +
> +        reg-names:
> +          items:
> +            - const: Hip
> +            - const: Txs
> +            - const: Cra
> +


Best regards,
Krzysztof