From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alex Courbot Date: Thu, 13 Sep 2012 07:26:34 +0000 Subject: Re: [PATCH v6 0/4] Runtime Interpreted Power Sequences Message-Id: <1378218.yLeQheNFT0@percival> List-Id: References: <1347443867-18868-1-git-send-email-acourbot@nvidia.com> <4473898.CeAQBgUhKL@percival> <20120913071928.GA20959@opensource.wolfsonmicro.com> In-Reply-To: <20120913071928.GA20959@opensource.wolfsonmicro.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Mark Brown Cc: Tomi Valkeinen , Stephen Warren , Thierry Reding , Simon Glass , Grant Likely , Rob Herring , Anton Vorontsov , David Woodhouse , Arnd Bergmann , Leela Krishna Amudala , "linux-tegra@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-fbdev@vger.kernel.org" , "devicetree-discuss@lists.ozlabs.org" , "linux-pm@vger.kernel.org" , "linux-doc@vger.kernel.org" On Thursday 13 September 2012 15:19:30 Mark Brown wrote: > On Thu, Sep 13, 2012 at 03:42:11PM +0900, Alex Courbot wrote: > > On Thursday 13 September 2012 14:25:53 Mark Brown wrote: > > > It would be sensible to make sure that the framework is done in such a > > > way that drivers can use it - there will be drivers (perhaps not display > > > ones) that have a known power sequence and which could benefit from the > > > ability to use library code to implement it based on the user simply > > > supplying named resources. > > > > Not sure I understand what you mean, but things should be working this way > > already - regulators and PWMs are acquired by name using the standard > > regulator_get() and pwm_get() functions. GPIOs do not, AFAIK, have a way > > to be referenced by name so their number is used instead. > > Right, but the sequencing for enabling them is currently open coded in > each driver. Mmm then I'm afraid I don't see what you wanted to say initially - could you elaborate? Alex.