Aw: Re: Re: [RFC v1] dt-bindings: net: dsa: convert binding for mediatek switches

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Tue May 3 23:51:41 PDT 2022


On 03/05/2022 17:03, Frank Wunderlich wrote:
> 
> have not posted this version as it was failing in dtbs_check, this was how i tried:
> 
> https://github.com/frank-w/BPI-R2-4.14/blob/8f2033eb6fcae273580263c3f0b31f0d48821740/Documentation/devicetree/bindings/net/dsa/mediatek.yaml#L177

You have mixed up indentation of the second if (and missing -).

(...)

>>>
>>> basicly this "ports"-property should be required too, right?
>>
>> Previous binding did not enforce it, I think, but it is reasonable to
>> require ports.
> 
> basicly it is required in dsa.yaml, so it will be redundant here
> 
> https://elixir.bootlin.com/linux/v5.18-rc5/source/Documentation/devicetree/bindings/net/dsa/dsa.yaml#L55
> 
> this defines it as pattern "^(ethernet-)?ports$" and should be processed by dsa-core. so maybe changing it to same pattern instead of moving up as normal property?

Just keep what is already used in existing DTS.

>>> for 33 there seem no constant..all other references to pio node are with numbers too and there seem no binding
>>> header defining the gpio pins (only functions in include/dt-bindings/pinctrl/mt7623-pinfunc.h)
>>
>> ok, then my comment
> 
> you mean adding a comment to the example that GPIO-flags/constants should be used instead of magic numbers?

I think something was cut from my reply. I wanted to say:
"ok, then my comment can be skipped"

But I think your check was not correct. I looked at bpi-r2 DTS (mt7623n)
and pio controller uses GPIO flags.

Best regards,
Krzysztof



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