From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: Re: [PATCH 3/3] cpufreq: Add a generic cpufreq-cpu0 driver Date: Mon, 30 Jul 2012 19:55:01 +0100 Message-ID: <20120730185501.GU4468@opensource.wolfsonmicro.com> References: <1342713281-31114-1-git-send-email-shawn.guo@linaro.org> <1342713281-31114-4-git-send-email-shawn.guo@linaro.org> <20120726131121.GB7306@sirena.org.uk> <20120730065218.GB31509@S2101-09.ap.freescale.net> <20120730082052.GD31509@S2101-09.ap.freescale.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20120730082052.GD31509@S2101-09.ap.freescale.net> Sender: cpufreq-owner@vger.kernel.org To: Shawn Guo Cc: Kevin Hilman , Nishanth Menon , Mike Turquette , linux-pm@vger.kernel.org, devicetree-discuss@lists.ozlabs.org, cpufreq@vger.kernel.org, "Rafael J. Wysocki" , Richard Zhao , Russell King - ARM Linux , linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org On Mon, Jul 30, 2012 at 04:20:54PM +0800, Shawn Guo wrote: > On Mon, Jul 30, 2012 at 02:52:20PM +0800, Shawn Guo wrote: > > Ok, makes sense to me. > In the reply to one of Richard's comment, the volt_old will be used > not only for diagnostic purpose but also for reverting voltage back > when clk_set_rate fails. We should be able to figure out what operating point we set without having to read it back from the hardware like this. From mboxrd@z Thu Jan 1 00:00:00 1970 From: broonie@opensource.wolfsonmicro.com (Mark Brown) Date: Mon, 30 Jul 2012 19:55:01 +0100 Subject: [PATCH 3/3] cpufreq: Add a generic cpufreq-cpu0 driver In-Reply-To: <20120730082052.GD31509@S2101-09.ap.freescale.net> References: <1342713281-31114-1-git-send-email-shawn.guo@linaro.org> <1342713281-31114-4-git-send-email-shawn.guo@linaro.org> <20120726131121.GB7306@sirena.org.uk> <20120730065218.GB31509@S2101-09.ap.freescale.net> <20120730082052.GD31509@S2101-09.ap.freescale.net> Message-ID: <20120730185501.GU4468@opensource.wolfsonmicro.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Mon, Jul 30, 2012 at 04:20:54PM +0800, Shawn Guo wrote: > On Mon, Jul 30, 2012 at 02:52:20PM +0800, Shawn Guo wrote: > > Ok, makes sense to me. > In the reply to one of Richard's comment, the volt_old will be used > not only for diagnostic purpose but also for reverting voltage back > when clk_set_rate fails. We should be able to figure out what operating point we set without having to read it back from the hardware like this.