Re: [PATCH v1 1/9] dt-bindings: PCI: Add PLDA XpressRICH PCIe host common properties

[Minda Chen]

On 2023/7/20 6:31, Rob Herring wrote:
> On Wed, Jul 19, 2023 at 06:20:49PM +0800, Minda Chen wrote:
>> Add PLDA XpressRICH PCIe host common properties dt-binding doc.
>> Microchip PolarFire PCIe host using PLDA IP.
>> Extract properties from Microchip PolarFire PCIe host.
>> 
>> Signed-off-by: Minda Chen <minda.chen@xxxxxxxxxxxxxxxx>
>> Reviewed-by: Hal Feng <hal.feng@xxxxxxxxxxxxxxxx>
>> ---
>>  .../pci/plda,xpressrich-pcie-common.yaml      | 72 +++++++++++++++++++
>>  1 file changed, 72 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/pci/plda,xpressrich-pcie-common.yaml
>> 
>> diff --git a/Documentation/devicetree/bindings/pci/plda,xpressrich-pcie-common.yaml b/Documentation/devicetree/bindings/pci/plda,xpressrich-pcie-common.yaml
>> new file mode 100644
>> index 000000000000..3627a846c5d1
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/pci/plda,xpressrich-pcie-common.yaml
>> @@ -0,0 +1,72 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/pci/plda,xpressrich-pcie-common.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: PLDA XpressRICH PCIe host common properties
>> +
>> +maintainers:
>> +  - Daire McNamara <daire.mcnamara@xxxxxxxxxxxxx>
>> +  - Minda Chen <minda.chen@xxxxxxxxxxxxxxxx>
>> +
>> +description:
>> +  Generic PLDA XpressRICH PCIe host common properties.
>> +
>> +select: false
>> +
>> +properties:
>> +  reg:
>> +    description:
>> +      At least host IP register set and configuration space are
>> +      required for normal controller work.
>> +    maxItems: 2
>> +
>> +  reg-names:
>> +    oneOf:
>> +      - items:
>> +          - const: cfg
>> +          - const: apb
>> +      - items:
>> +          - const: host
>> +          - const: cfg
> 
> This didn't exist before. Where's the reasoning?
> 
> There's no reason for 'cfg' to be in different spots and little reason 
> to have different names for the host/apb space.
> 
> Rob
> 
ok, I will follow cfg and apb