From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Warren Subject: Re: [PATCH 2/2] regulator: core: add support for configuring turn-on time through constraints Date: Tue, 10 Sep 2013 09:11:13 -0600 Message-ID: <522F3691.3090805@wwwdotorg.org> References: <1378811888-2268-1-git-send-email-ldewangan@nvidia.com> <1378811888-2268-2-git-send-email-ldewangan@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1378811888-2268-2-git-send-email-ldewangan@nvidia.com> Sender: linux-doc-owner@vger.kernel.org To: Laxman Dewangan Cc: broonie@kernel.org, rob.herring@calxeda.com, mark.rutland@arm.com, rob@landley.net, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, lgirdwood@gmail.com List-Id: devicetree@vger.kernel.org On 09/10/2013 05:18 AM, Laxman Dewangan wrote: > The Turn-ON time of the regulator depends on the regulator device's > electrical characteristics. Sometimes regulator turn-on time also > depends on the capacitive load on the given platform and it can be > more than the datasheet value. > > The driver provides the enable-time as per datasheet. > > Add support for configure the enable time through regulator constraints > so that regulator core can take this value for enable time for that > regulator. > diff --git a/Documentation/devicetree/bindings/regulator/regulator.txt b/Documentation/devicetree/bindings/regulator/regulator.txt > +- regulator-enable-time: Turn ON time for regulator(in uS) Bike-shedding slightly: This isn't really the time it takes to enable a regulator, but the time the voltage takes to become stable, or settle. Perhaps name the property regulator-settle-time/regulator-settle-delay?