From mboxrd@z Thu Jan  1 00:00:00 1970
From: Heiko =?ISO-8859-1?Q?St=FCbner?= <heiko@sntech.de>
Subject: Re: [PATCH v4 7/8] ARM: Exynos: switch to using generic cpufreq-cpu0 driver
Date: Wed, 14 May 2014 15:11:50 +0200
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To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Arnd Bergmann <arnd@arndb.de>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org>, Thomas Abraham <ta.omasab@gmail.com>, "cpufreq@vger.kernel.org" <cpufreq@vger.kernel.org>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, Lukasz Majewski <l.majewski@samsung.com>, Kukjin Kim <kgene.kim@samsung.com>, Mike Turquette <mturquette@linaro.org>, Tomasz Figa <t.figa@samsung.com>, "Rafael J. Wysocki" <rjw@rjwysocki.net>, linux-samsung-soc <linux-samsung-soc@vger.kernel.org>, Thomas P Abraham <thomas.ab@samsung.com>, Shawn Guo <shawn.guo@linaro.org>
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Am Mittwoch, 14. Mai 2014, 18:35:29 schrieb Viresh Kumar:
> On 14 May 2014 18:20, Arnd Bergmann <arnd@arndb.de> wrote:
> > Could we please come up with a way to probe this from DT in the
> > cpufreq-cpu0 driver itself, so we don't have to add a device in every
> > platform using it?
> Its followed that way because DT Maintainers had strong objections
> to creating virtual device nodes and haven't allowed creation of nodes
> for cpufreq drivers.. For which there is no physical device, as CPU already
> has a separate node..

as we already have the "enable-method" property for enabling/disabling cpus, 
would something like a "scaling-method" be feasible?