[PATCH V3 0/6] ARM64: Add support for FSL's LS2085A SoC

Arnd Bergmann
2014-09-03T15:39:07Z

On Wednesday 03 September 2014 15:36:44 bhupesh.sharma at freescale.com wrote:
> > On Wednesday 03 September 2014 20:43:08 Bhupesh Sharma wrote:
> > >
> > > In this version, the enable-method for the CPU nodes is left for the
> > > bootloader (u-boot or UEFI) to patch-up. This DTS has been tested for
> > > PSCI v0.2 CPU_ON method (and corresponding secondary boot) using the
> > > following ARMv8 u-boot patches:
> >
> > What would be a reason for using something other than PSCI?
> >
>
> We had originally gone ahead and implemented spin-table release method in ARMv8 u-boot
> (see [1]) (the v3 of that patchset is still in works), but we have since been pointed towards
> PSCI by Mark and Catalin, so we have implemented PSCI in ARMv8 u-boot and the v2 and v3
> of the DTS patchset have been tested with both the spin-table and PSCI approaches.
>
> [1] http://lists.denx.de/pipermail/u-boot/2014-June/182759.html
>

Would it be possible then to just mandate PSCI for the upstream-supported
version?

Arnd