Re: [RESEND v2 1/6] dt-bindings: power: Add JH7110 AON PMU support

[Conor Dooley]

On Thu, May 04, 2023 at 05:48:20PM +0800, Changhuang Liang wrote:
> On 2023/5/4 17:36, Krzysztof Kozlowski wrote:
> > On 04/05/2023 10:43, Changhuang Liang wrote:

> >> On 2023/5/4 15:26, Krzysztof Kozlowski wrote:

> >>>> aon_syscon: syscon@17010000 {
> >>>> 	compatible = "starfive,jh7110-aon-syscon", "syscon", "starfive,jh7110-aon-pmu";
> >>>> 	reg = <0x0 0x17010000 0x0 0x1000>;
> >>>> 	#power-domain-cells = <1>;
> >>>> };
> >>>>
> >>>> If right? I will tell the syscon patch's owner delete the "simple-mfd" in aon_syscon node.
> >>>
> >>> Yes, but your compatibles are now wrong. Just compatible =
> >>> "starfive,jh7110-aon-syscon", "syscon".
> >>>
> >>
> >> If compatible = "starfive,jh7110-aon-syscon", "syscon". My pmu drivers need use 
> >> "starfive,jh7110-aon-syscon" to match.
> > 
> > And how it would even work with your proposal
> > "starfive,jh7110-aon-syscon", "syscon", "starfive,jh7110-aon-pmu"?
> > 
> > Try...
> > 
> >>  And my pmu series will add this 
> >> aon_syscon in yaml and device tree, so the syscon patch's owner don't need 
> >> to add the aon_syscon in its yaml and device tree?
> > 
> > I don't understand. But if you need to drop syscon, sure, drop it.
> > 
> 
> Yes, I think it can drop aon_syscon node in syscon patch series. And maybe my
> compatible = "starfive,jh7110-aon-pmu", "syscon"; is better.
> 
> aon_syscon: syscon@17010000 {
> 	compatible = "starfive,jh7110-aon-pmu", "syscon";

I don't really understand why you actually need to have this compatible.
Why not keep "starfive,jh7110-aon-syscon" & register the PMU using a
software mechanism?

> 	reg = <0x0 0x17010000 0x0 0x1000>;
> 	#power-domain-cells = <1>;
> };
> 
> Best regards,
> Krzysztof

^^^^^^^^^^^^^^
btw, your mailer is doing something odd with quotation.

Cheers,
Conor.

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