On Thu, 28 Nov 2019 at 14:37, Leif Lindholm <leif.lindh...@linaro.org> wrote:
>
> On Wed, Nov 27, 2019 at 19:44:38 +0100, Ard Biesheuvel wrote:
> > Use the more precise Cortex-A57 based compatible strings to describe
> > the CPUs and the PMUs in the device tree.
> >
> > Signed-off-by: Ard Biesheuvel <ard.biesheu...@linaro.org>
> > ---
> > Silicon/AMD/Styx/Library/StyxDtbLoaderLib/StyxDtbLoaderLib.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/Silicon/AMD/Styx/Library/StyxDtbLoaderLib/StyxDtbLoaderLib.c
> > b/Silicon/AMD/Styx/Library/StyxDtbLoaderLib/StyxDtbLoaderLib.c
> > index e723e77c7965..091d151ac722 100644
> > --- a/Silicon/AMD/Styx/Library/StyxDtbLoaderLib/StyxDtbLoaderLib.c
> > +++ b/Silicon/AMD/Styx/Library/StyxDtbLoaderLib/StyxDtbLoaderLib.c
> > @@ -405,7 +405,7 @@ PrepareFdt (
> > ArmCoreInfoTable[Index].CoreId);
> > MpId = cpu_to_fdt64 (MpId);
> > fdt_setprop (Fdt, CpuNode, "reg", &MpId, sizeof (MpId));
> > - fdt_setprop_string (Fdt, CpuNode, "compatible", "arm,armv8");
> > + fdt_setprop_string (Fdt, CpuNode, "compatible", "arm,cortex-a57");
> > fdt_setprop_string (Fdt, CpuNode, "device_type", "cpu");
> >
> > fdt_setprop_cell (Fdt, CpuNode, "i-cache-size", 3 * SIZE_16KB);
> > @@ -474,7 +474,7 @@ PrepareFdt (
> > // Create /pmu node
> > PmuNode = fdt_add_subnode(Fdt, 0, "pmu");
> > if (PmuNode >= 0) {
> > - fdt_setprop_string (Fdt, PmuNode, "compatible", "arm,armv8-pmuv3");
> > + fdt_setprop_string (Fdt, PmuNode, "compatible", "arm,cortex-a57-pmu");
>
> Since we've always only published "arm,armv8-pmuv3" before, is it
> worth keeping that around as a secondary compatible string rather
> than replacing it outright?
>
Yeah, good point. I'll change that.
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