Re: [PATCH] arm64: dts: marvell: Fix compatible strings for Armada 3720 boards

From: Pali Rohár
Date: Thu Jul 14 2022 - 05:36:18 EST


On Thursday 14 July 2022 08:56:12 Krzysztof Kozlowski wrote:
> On 13/07/2022 22:03, Pali Rohár wrote:
> > On Wednesday 13 July 2022 21:42:43 Krzysztof Kozlowski wrote:
> >> On 13/07/2022 14:56, Pali Rohár wrote:
> >>> All Armada 3720 boards have Armada 3720 processor which is of Armada 3700
> >>> family and do not have Armada 3710 processor. So none of them should have
> >>> compatible string for Armada 3710 processor.
> >>>
> >>> Fix compatible string for all these boards by removing wrong processor
> >>> string "marvell,armada3710" and adding family string "marvell,armada3700"
> >>> as the last one. (Note that this is same way how are defined Armada 3710
> >>> DTS files).
> >>
> >> Please do not introduce some changes just in DTS, but start from the
> >> bindings. Someone wrote the bindings like that and expected to be that
> >> way, so first change the bindings with proper rationale. Then change the
> >> DTS files.
> >>
> >>
> >> Best regards,
> >> Krzysztof
> >
> > Ok, I tried to update bindings and fix example in it, see patch:
> > https://lore.kernel.org/linux-devicetree/20220713200123.22612-1-pali@xxxxxxxxxx/
>
> The reason you used here should be expressed in that commit as well

Which I exactly did (Armada 3700 = famity, Armada 3720 = SoC, Armada
3720 DB is name of the board with Armada 3720 SoC, so correctly indicate
SoC in example). So what else?

> because you change the ABI and affect other users (projects, systems).
>
> Best regards,
> Krzysztof