Re: [PATCH v4 3/3] dt-bindings: mfd: Add more RTL9300 variants

[Krzysztof Kozlowski <krzk@kernel.org>]

On 24/09/2024 22:59, Chris Packham wrote:
> 
> On 24/09/24 20:40, Krzysztof Kozlowski wrote:
>> On Tue, Sep 24, 2024 at 10:57:19AM +1200, Chris Packham wrote:
>>> Add the RTL9301, RTL9300B and RTL9303. These have the same SoC as the
>>> RTL9302C but differ in the Ethernet switch/SERDES arrangement.
>>>
>>> Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
>>> ---
>>>
>>> Notes:
>>>      Changes in v4:
>>>      - New
>>>
>>>   .../devicetree/bindings/mfd/realtek,rtl9302c-switch.yaml       | 3 +++
>>>   1 file changed, 3 insertions(+)
>>>
>>> diff --git a/Documentation/devicetree/bindings/mfd/realtek,rtl9302c-switch.yaml b/Documentation/devicetree/bindings/mfd/realtek,rtl9302c-switch.yaml
>>> index 2d20dd07a7e9..a3ba6d9bacaa 100644
>>> --- a/Documentation/devicetree/bindings/mfd/realtek,rtl9302c-switch.yaml
>>> +++ b/Documentation/devicetree/bindings/mfd/realtek,rtl9302c-switch.yaml
>>> @@ -18,7 +18,10 @@ properties:
>>>     compatible:
>>>       items:
>>>         - enum:
>>> +          - realtek,rtl9301-switch
>>> +          - realtek,rtl9302b-switch
>>>             - realtek,rtl9302c-switch
>>> +          - realtek,rtl9303-switch
>> This should be squashed. One logical change is to add a new binding for
>> entire family, not device-by-device.
> Yes I did consider that. The main thing that gave me pause for thought 
> was the file naming thing. If I squash this should I switch back to the 
> realtek,rtl9300-switch filename? I'll probably add the 
> realtek,rtl9300-switch fallback as well (and add the chip specific 
> compatibles for the i2c).

Splitting this per patch did not solve it - following your logic, file
should be renamed.

Choose name matching one compatible, e.g. the fallback. Aren't all these
devices compatible?

Best regards,
Krzysztof