Re: [PATCH 2/8] arm64: dts: qcom: sc7180: Add specific APPS RSC compatible

From: Dmitry Baryshkov
Date: Wed Mar 19 2025 - 13:26:11 EST


On Wed, Mar 19, 2025 at 03:14:42PM +0100, Konrad Dybcio wrote:
> On 3/18/25 10:30 PM, Dmitry Baryshkov wrote:
> > On Tue, Mar 18, 2025 at 07:35:15PM +0100, Konrad Dybcio wrote:
> >> From: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
> >>
> >> SC7180 comes in a couple firmware flavors, some of which don't support
> >> PSCI in OSI mode. That prevents the power domain exepcted by the RSC
> >> node from providing useful information on system power collapse.
> >
> > Is this behaviour specific to SC7180 or only to ChromeBooks? For example
> > TCL Book 14 Go or ECS Liva QC710, would they also use this compat?
>
> The hardware and firmware representation of the RSC is identical, but
> I wanted to alter the bindings required properties based on the specific
> possibly-chrome platforms.

Should we instead have a separate compatible (?) for ChromeOS platforms
only?

--
With best wishes
Dmitry