[PATCH V2 1/2] dt-bindings: serial: add Broadcom's BCMBCA family High Speed UART

[Krzysztof Kozlowski]

On 22/11/2023 15:52, Rafał Miłecki wrote:
>>> +maintainers:
>>> +  - Rafał Miłecki <rafal at milecki.pl>
>>> +
>>> +allOf:
>>> +  - $ref: serial.yaml#
>>> +
>>> +properties:
>>> +  compatible:
>>> +    items:
>>> +      - enum:
>>> +          - brcm,bcm4908-hs-uart
>>> +          - brcm,bcm4912-hs-uart
>>> +          - brcm,bcm6756-hs-uart
>>> +          - brcm,bcm6813-hs-uart
>>> +          - brcm,bcm6846-hs-uart
>>> +          - brcm,bcm6855-hs-uart
>>> +          - brcm,bcm6856-hs-uart
>>> +          - brcm,bcm6858-hs-uart
>>> +          - brcm,bcm6878-hs-uart
>>> +          - brcm,bcm47622-hs-uart
>>> +          - brcm,bcm63138-hs-uart
>>> +          - brcm,bcm63146-hs-uart
>>> +          - brcm,bcm63158-hs-uart
>>> +          - brcm,bcm63178-hs-uart
>>> +      - const: brcm,bcmbca-hs-uart
>>
>> git grep did not find driver for this compatible. Is it in separate
>> patchset?
> 
> No. My project based on BCMBCA has been canceled and I don't work on it
> full time anymore. I just wanted to fill empty bits I can afford
> handling in my free time and complete hardware description in DTS.
> 
> I may still work on some BCMBCA drivers from time to time but as a side
> project.

This means we cannot use driver to verify whether the fallback is
actually suitable. Considering that existing UART bindings do not
fallback (brcm,bcm6345-uart, brcm,bcm7271-uart), I don't understand what
is the benefit here.

Best regards,
Krzysztof