From mboxrd@z Thu Jan 1 00:00:00 1970 From: viresh kumar Subject: Re: [PATCHv5 05/20] cpufreq: cpufreq-cpu0: add dt node parsing for cooling device properties Date: Fri, 15 Nov 2013 10:11:36 +0530 Message-ID: <5285A600.1070807@linaro.org> References: <1384285582-16933-1-git-send-email-eduardo.valentin@ti.com> <1384285582-16933-6-git-send-email-eduardo.valentin@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1384285582-16933-6-git-send-email-eduardo.valentin@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: Eduardo Valentin , swarren@wwwdotorg.org, pawel.moll@arm.com, mark.rutland@arm.com, ian.campbell@citrix.com, rob.herring@calxeda.com, linux@roeck-us.net, rui.zhang@intel.com Cc: wni@nvidia.com, grant.likely@linaro.org, durgadoss.r@intel.com, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, lm-sensors@lm-sensors.org, linux-kernel@vger.kernel.org, "Rafael J. Wysocki" , cpufreq@vger.kernel.org, devicetree-discuss@lists.ozlabs.org List-Id: linux-pm@vger.kernel.org On Wednesday 13 November 2013 01:16 AM, Eduardo Valentin wrote: > This patch changes the cpufreq-cpu0 driver to consider if > a cpu needs cooling (with cpufreq). In case the cooling is needed, > the cpu0 device tree node needs to be properly configured > with cooling device properties. > > In case these properties are present,, the driver will > load a cpufreq cooling device in the system. The cpufreq-cpu0 > driver is not interested in determining how the system should > be using the cooling device. The driver is responsible > only of loading the cooling device. > > Describing how the cooling device will be used can be > accomplished by setting up a thermal zone that references > and is composed by the cpufreq cooling device. > > Cc: "Rafael J. Wysocki" > Cc: Viresh Kumar > Cc: Grant Likely > Cc: Rob Herring > Cc: cpufreq@vger.kernel.org > Cc: linux-pm@vger.kernel.org > Cc: linux-kernel@vger.kernel.org > Cc: devicetree-discuss@lists.ozlabs.org > Signed-off-by: Eduardo Valentin > --- > .../devicetree/bindings/cpufreq/cpufreq-cpu0.txt | 7 +++++++ > drivers/cpufreq/Kconfig | 2 +- > drivers/cpufreq/cpufreq-cpu0.c | 16 ++++++++++++++++ > 3 files changed, 24 insertions(+), 1 deletion(-) Acked-by: Viresh Kumar