Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754633AbcDOJUE (ORCPT ); Fri, 15 Apr 2016 05:20:04 -0400 Received: from mail-ob0-f172.google.com ([209.85.214.172]:36762 "EHLO mail-ob0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754463AbcDOJTz (ORCPT ); Fri, 15 Apr 2016 05:19:55 -0400 MIME-Version: 1.0 In-Reply-To: <5710A583.2010102@nvidia.com> References: <1460473007-11535-1-git-send-email-ldewangan@nvidia.com> <1460473007-11535-5-git-send-email-ldewangan@nvidia.com> <20160415080027.GB3217@sirena.org.uk> <5710A583.2010102@nvidia.com> Date: Fri, 15 Apr 2016 11:19:54 +0200 Message-ID: Subject: Re: [PATCH 4/7] soc/tegra: pmc: Add interface to set voltage of IO rails From: Linus Walleij To: Laxman Dewangan Cc: Mark Brown , Liam Girdwood , Arnd Bergmann , Olof Johansson , Stephen Warren , Thierry Reding , Alexandre Courbot , Rob Herring , Mark Rutland , Jon Hunter , "linux-tegra@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-gpio@vger.kernel.org" , Ulf Hansson Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 697 Lines: 18 On Fri, Apr 15, 2016 at 10:25 AM, Laxman Dewangan wrote: > On Friday 15 April 2016 01:30 PM, Mark Brown wrote: >> The above changelog sounds like a regulator consumer not a regulator - >> based on what I'm reading there it's a driver that looks at the voltage >> being supplied to the device and sets some configuration in the device >> based on that voltage. This isn't that unusual for analogue circuits >> but it's definitely not something that's actually doing voltage >> regulation. > > Yes, this is not the voltage regulation or supply the voltage and hence can > not be in regulator. OK I buy that. (And stand corrected.) Sorry for the fuzz. Yours, Linus Walleij