From: Viresh Kumar <viresh.kumar@linaro.org>
To: Chen-Yu Tsai <wens@csie.org>
Cc: Rafael Wysocki <rjw@rjwysocki.net>,
"open list:THERMAL" <linux-pm@vger.kernel.org>,
Vincent Guittot <vincent.guittot@linaro.org>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Maxime Ripard <maxime.ripard@free-electrons.com>,
Wei Xu <xuwei5@hisilicon.com>, Kukjin Kim <kgene@kernel.org>,
Krzysztof Kozlowski <krzk@kernel.org>,
Masahiro Yamada <yamada.masahiro@socionext.com>,
jun.nie@linaro.org, Baoyou Xie <baoyou.xie@linaro.org>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/2] cpufreq: dt-platdev: Automatically create cpufreq device with OPP v2
Date: Wed, 16 Aug 2017 16:53:22 +0530 [thread overview]
Message-ID: <20170816112322.GC24299@vireshk-i7> (raw)
In-Reply-To: <CAGb2v65arhOb3-zLuHj3MM38vT8OJHXoi=k3RG+F4Lou0N3VTw@mail.gmail.com>
On 16-08-17, 16:49, Chen-Yu Tsai wrote:
> On Wed, Aug 16, 2017 at 1:37 PM, Viresh Kumar <viresh.kumar@linaro.org> wrote:
> > The initial idea of creating the cpufreq-dt-platdev.c file was to keep a
> > list of platforms that use the "operating-points" (V1) bindings and
> > create cpufreq device for them only, as we weren't sure which platforms
> > would want the device to get created automatically as some had their own
> > cpufreq drivers as well, or wanted to initialize cpufreq after doing
> > some stuff from platform code.
> >
> > But that wasn't the case with platforms using "operating-points-v2"
> > property. We wanted the device to get created automatically without the
> > need of adding them to the whitelist. Though, we will still have some
> > exceptions where we don't want to create the device automatically.
> >
> > Rename the earlier platform list as *whitelist* and create a new
> > *blacklist* as well.
> >
> > The cpufreq-dt device will get created if:
> > - The platform is there in the whitelist OR
> > - The platform has "operating-points-v2" property in CPU0's DT node and
> > isn't part of the blacklist .
> >
> > Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
> > Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
>
> Does this mean "cpufreq: dt: Add support for some new Allwinner SoCs",
> or any other patch adding new SoCs to the list, isn't needed anymore?
For SoCs using OPP-v2, yeah, we don't need any more patches in future.
--
viresh
next prev parent reply other threads:[~2017-08-16 11:23 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-16 5:37 [PATCH 1/2] cpufreq: dt-platdev: Automatically create cpufreq device with OPP v2 Viresh Kumar
2017-08-16 5:37 ` [PATCH 2/2] cpufreq: dt-platdev: Drop few entries from whitelist Viresh Kumar
2017-08-16 6:51 ` Geert Uytterhoeven
2017-08-17 7:53 ` Simon Horman
2017-08-17 8:40 ` Viresh Kumar
2017-08-21 13:19 ` Simon Horman
2017-08-16 8:53 ` Chen-Yu Tsai
2017-08-16 11:24 ` Viresh Kumar
2017-08-17 17:00 ` Chen-Yu Tsai
2017-08-23 3:33 ` Masahiro Yamada
2017-08-16 8:49 ` [PATCH 1/2] cpufreq: dt-platdev: Automatically create cpufreq device with OPP v2 Chen-Yu Tsai
2017-08-16 11:23 ` Viresh Kumar [this message]
2017-08-21 13:17 ` [1/2] " Simon Horman
2017-08-23 3:48 ` Masahiro Yamada
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