Hi Sasha, On Tue, Nov 09, 2021 at 05:16:31PM -0500, Sasha Levin wrote: > From: Stephan Gerhold <stephan@xxxxxxxxxxx> > > [ Upstream commit a22f9a766e1dc61f8f6ee2edfe83d4d23d78e059 ] > > Add the device tree nodes necessary for SMP bring-up and cpuidle > without PSCI on ARM32. The hardware is typically controlled by the > PSCI implementation in the TrustZone firmware and is therefore marked > as status = "reserved" by default (from the device tree specification): > > "Indicates that the device is operational, but should not be used. > Typically this is used for devices that are controlled by another > software component, such as platform firmware." > > Since this is part of the MSM8916 SoC it should be added to msm8916.dtsi > but in practice these nodes should only get enabled via an extra include > on ARM32. > > This is necessary for some devices with signed firmware which is missing > both ARM64 and PSCI support and can therefore only boot ARM32 kernels. > > Signed-off-by: Stephan Gerhold <stephan@xxxxxxxxxxx> > Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> > Link: https://lore.kernel.org/r/20211004204955.21077-13-stephan@xxxxxxxxxxx > Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> > This patch is not useful without other changes that landed in 5.16 (in particular, the new device actually making use of these nodes). Can you drop this patch? Thanks, Stephan