linux-kernel - Re: [linux-sunxi] [PATCH v3 0/7] Add support for Allwinner H6 DVFS

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Date:   Mon, 20 Apr 2020 12:27:11 +0200
From:   Ondřej Jirman <megous@...ous.com>
To:     Clément Péron <peron.clem@...il.com>,
        Maxime Ripard <mripard@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>, Rob Herring <robh+dt@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        linux-sunxi <linux-sunxi@...glegroups.com>
Subject: Re: [linux-sunxi] [PATCH v3 0/7] Add support for Allwinner H6 DVFS

On Mon, Apr 20, 2020 at 11:48:01AM +0200, megous hlavni wrote:
> Hello Clément,
> 
> On Sun, Apr 19, 2020 at 03:50:04PM +0200, Clément Péron wrote:
> > Hi Sunxi maintainers and members,
> > 
> > Now that required drivers are merged we can contibute on DVFS
> > support for Allwinner H6.
> > 
> 
> [ snip ]
> 
> > 
> > Changes since v2 (thanks to Maxime Ripard):
> >   - Change Orange Pi boards to Orange Pi 3
> >   - Change soc speed nvmem node name
> >   - Fix device tree warnings
> >   - Drop GPU opp tables
> 
> Looks like you may have also inadverently dropped the second patch from v2
> series that implemented CPU thermal trip points.

Also it looks like the patch 1 from v2 implementing the clock properties
is missing from v3, and I don't see it being already applied anywhere.
Without that cpufreq doesn't work.

Also, thermal trip points need to be in the opp.dtsi to avoid dtc warnings
during build.

https://megous.com/git/linux/commit/?h=ths-5.7&id=cacefd7decf5ae0ce42ab4d48a13a58552929ebd

regards,
	o.

> > Changes since v1 (thanks to Ondřej Jirman):
> >   - Remove Polling thermal
> >   - Add Orange Pi boards
> >   - Remove minimal voltage change for Beelink GS1
> >   - Add ramp-deplay for GPU and CPU regulators
> >   - Push to thermal point to 85°C (Allwinner set them to 100°C and 115°C)
> >   - Added 1.6GHz and 1.7GHz to OPP table.
> > 
> > Clément Péron (6):
> >   arm64: configs: Enable sun50i cpufreq nvmem
> >   arm64: dts: allwinner: h6: Enable CPU opp tables for Beelink GS1
> >   arm64: dts: allwinner: h6: Enable CPU opp tables for Orange Pi 3
> >   arm64: dts: allwinner: h6: Enable CPU opp tables for Tanix TX6
> >   arm64: dts: allwinner: Sort Pine H64 device-tree nodes
> >   arm64: dts: allwinner: h6: Enable CPU and GPU opp tables for Pine H64
> 
> You may also want to fix title of this patch to drop the GPU reference.
> 
> thank you and regards,
> 	o.
> 
> > Ondrej Jirman (1):
> >   arm64: dts: allwinner: h6: Add CPU Operating Performance Points table