Re: [PATCH v2 1/4] dt-bindings: net: Add MTIP L2 switch description

Krzysztof Kozlowski
2025-03-31T06:31:04Z

On 30/03/2025 23:04, Lukasz Majewski wrote:
> Hi Krzysztof,
>
>> On 29/03/2025 23:10, Lukasz Majewski wrote:
>>>>> +
>>>>
>>>> If this is ethernet switch, why it does not reference
>>>> ethernet-switch schema? or dsa.yaml or dsa/ethernet-ports? I am
>>>> not sure which one should go here, but surprising to see none.
>>>
>>> It uses:
>>> $ref:·ethernet-controller.yaml#
>>>
>>> for "ports".
>>>
>>> Other crucial node is "mdio", which references $ref: mdio.yaml#
>>
>> These are children, I am speaking about this device node.
>
> It looks like there is no such reference.
>
> I've checked the aforementioned ti,cpsw-switch.yaml,
> microchip,lan966x-switch.yaml and renesas,r8a779f0-ether-switch.yaml.
>
> Those only have $ref: for ethernet-port children node.
>
> The "outer" one doesn't have it.
>
>
> Or am I missing something?

There is ethernet-switch.yaml for non-DSA switches and there is DSA
(using ethernet switch, btw). I don't know why these devices do not use
it, I guess no one converted them after we split ethernet-switch out of DSA.

Best regards,
Krzysztof