Re: [PATCH V2 00/15] cpufreq: mediatek: Cleanup and support MT8183 and MT8186
From: Rex-BC Chen
Date: Mon Apr 11 2022 - 07:38:09 EST
On Sat, 2022-04-09 at 09:05 +0800, Hsin-Yi Wang wrote:
> On Sat, Apr 9, 2022 at 5:11 AM Kevin Hilman <khilman@xxxxxxxxxxxx>
> wrote:
> >
> > Rex-BC Chen <rex-bc.chen@xxxxxxxxxxxx> writes:
> >
> > > Cpufreq is a DVFS driver used for power saving to scale the clock
> > > frequency
> > > and supply the voltage for CPUs. This series do some cleanup for
> > > MediaTek
> > > cpufreq drivers and add support for MediaTek SVS[2] and MediaTek
> > > CCI
> > > devfreq[3] which are supported in MT8183 and MT8186.
> >
> > There's no upstream DT for MT8186 and there are no OPPs defined in
> > the
> > upstream DT for MT8183.
> >
> > In order to test this on mainline, could you provide a patch for
> > MT8183
> > that adds OPPs to the DT so this can be tested with mainline?
> >
>
> The DT change used in the downstream kernel is from here:
>
https://urldefense.com/v3/__https://patchwork.kernel.org/project/linux-mediatek/patch/1616499241-4906-9-git-send-email-andrew-sh.cheng@xxxxxxxxxxxx/__;!!CTRNKA9wMg0ARbw!ykRlVJPl8TZWMCfnAzLnqhtn3iqXeHh8f6tMBWpneZuJPPmJTGEDIiEgv-R_Q4gVunnp$
>
> Might need some update (eg. add the cci property in cpu) though.
> Rex, you can also include the 8183 DT change in the next version
> since
> most of the mt8183 dts are in the mainline.
>
> Thanks
>
> > Thanks,
> >
> > Kevin
Hello Kevin and Hsinyi,
OK I will add dts part of cpufreq for MT8183 in next version.
And I think the cci part will be upstreamed in cci seriues.
BRs,
Rex