From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BF548C46469 for ; Wed, 12 Sep 2018 07:47:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7309120882 for ; Wed, 12 Sep 2018 07:47:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7309120882 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=fi.rohmeurope.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726885AbeILMvH (ORCPT ); Wed, 12 Sep 2018 08:51:07 -0400 Received: from mail-lf1-f67.google.com ([209.85.167.67]:42064 "EHLO mail-lf1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726471AbeILMvH (ORCPT ); Wed, 12 Sep 2018 08:51:07 -0400 Received: by mail-lf1-f67.google.com with SMTP id z11-v6so807797lff.9; Wed, 12 Sep 2018 00:47:48 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=32uzHNiSUlYDSkcbxnrU9KjC1juslLDUX/2EzVBnWGU=; b=qEjUfTnoDcU6hYcGl16IezqsgN2DtMai2/0QO94QhOhwY7FIRRqp6vGmpatcZovbzU 603Iqu7L6rBeyg5OzoB/R/z2PqNrzt1LjL59E/TYyvr37EWw59eNc1OmlyR/cl6fBK8s 88hIrPXKkHMOuGXnbO0zJzB3SjEFc3XNSnHhaNZ53FdsLv5PsVDAV0ZZjD6EKnHhnTvw BrzKRpoAAmcqC+7CUvLBbfvMFPffJ/dBY+o8mnC8RjgPlZWAwBHNWnoG/9efFHhbIae/ 5ebxrDTylcryK+o3WzfMsVbShH+lZcvb34sg6hqmgPUTNNqeRuP5HJdLk8hsjdoB2uV1 lIPg== X-Gm-Message-State: APzg51Co/bWLwKqJshWrDXHPajecvAbBHg5R+J3NLKnTQ1zlLHaZmi6E 7ySVTT2h164t56jYMltG7Mg= X-Google-Smtp-Source: ANB0VdY5N697rrLYFEFAVbYilhCV7CVuy6/9nX5MVUGvdyhypwJ/6ENIe7RzxGkPFPoK+tFOT9L2Yg== X-Received: by 2002:a19:1819:: with SMTP id o25-v6mr523053lfi.50.1536738468095; Wed, 12 Sep 2018 00:47:48 -0700 (PDT) Received: from localhost.localdomain ([213.255.186.46]) by smtp.gmail.com with ESMTPSA id 6-v6sm57252lfv.36.2018.09.12.00.47.47 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 12 Sep 2018 00:47:47 -0700 (PDT) Date: Wed, 12 Sep 2018 10:47:45 +0300 From: Matti Vaittinen To: Lee Jones Cc: robh+dt@kernel.org, mark.rutland@arm.com, lgirdwood@gmail.com, broonie@kernel.org, mazziesaccount@gmail.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, heikki.haikola@fi.rohmeurope.com, mikko.mutanen@fi.rohmeurope.com Subject: Re: [PATCH 1/8] regulator: bd71837: Disable voltage monitoring for LDO3/4 Message-ID: <20180912074745.GD2381@localhost.localdomain> References: <20180911124029.GO4185@dell> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180911124029.GO4185@dell> User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Sep 11, 2018 at 01:40:29PM +0100, Lee Jones wrote: > On Wed, 29 Aug 2018, Matti Vaittinen wrote: > > > There is a HW quirk in BD71837. The shutdown sequence timings for > > bucks/LDOs which are enabled via register interface are changed. > > At PMIC poweroff the voltage for BUCK6/7 is cut immediately at the > > beginning of shut-down sequence. This causes LDO5/6 voltage > > monitoring to detect under voltage and force PMIC to emergency > > state instead of poweroff. Disable voltage monitoring for LDO5 and > > LDO6 at probe to avoid this. > > > > Signed-off-by: Matti Vaittinen > > --- > > drivers/regulator/bd71837-regulator.c | 19 +++++++++++++++++++ > > > include/linux/mfd/rohm-bd718x7.h | 33 ++++++++++++++++++++++++++++++--- > > For my own reference: > Acked-for-MFD-by: Lee Jones I m not sure if it is relevant but I think this was already applied to Mark's regulator tree. Br, Matti Vaittinen