Re: [RFT PATCH] arm64: dts: qcom: sc8280xp: remove GCC from CX power domain

From: Krzysztof Kozlowski
Date: Mon Jan 02 2023 - 03:43:05 EST


On 30/12/2022 18:16, Bjorn Andersson wrote:
> On Fri, Dec 30, 2022 at 04:55:02PM +0100, Krzysztof Kozlowski wrote:
>> Bindings do not allow power-domain property in GCC clock controller and
>> documentation does not indicate that GCC is part of VDD_CX.
>>
>> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
>>
>> ---
>>
>> Maybe the bindings should be fixed? Maybe this was added as workaround?
>> Anyway looking at documentation I do not see such relation, except
>> downstream vdd_cx-supply (which is the same as in other SoCs and we do
>> not represent it in upstream).
>
> The GCC itself is powered by CX and the GDSC power-domains exposed by
> GCC are powered by CX.
>
> It's fairly recently that we started attempting to scale CX - and
> attempted to suspend things. But this is probably how it should be
> represented on all platforms.
>
>
> So let's fix the binding instead.

Sure.

Best regards,
Krzysztof