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 A52DEC46469 for ; Wed, 12 Sep 2018 08:53:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 42E8F20882 for ; Wed, 12 Sep 2018 08:53:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 42E8F20882 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 S1727720AbeILN4w (ORCPT ); Wed, 12 Sep 2018 09:56:52 -0400 Received: from mail-lj1-f193.google.com ([209.85.208.193]:35587 "EHLO mail-lj1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726642AbeILN4w (ORCPT ); Wed, 12 Sep 2018 09:56:52 -0400 Received: by mail-lj1-f193.google.com with SMTP id p10-v6so937855ljg.2; Wed, 12 Sep 2018 01:53:19 -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:content-transfer-encoding :in-reply-to:user-agent; bh=Zje0ppeSodSCa2FdkcsAT+t7TQPXTt8YTQMUdMUzGOQ=; b=AIOV4zqiJk+NyHi4BDFPHauIRedbEAD/p7kj9YsPnLxkN/RfHXuk70zaKdVCvPs9ky a7dmS2519PwrxLe0Oqy2EW/mLEAaDUzGElW/Du/atOwdWyuAQDoRIQhqHy/GgvoXt9vy aWaseI6j9A+zmLry5EZ+zfeWyytDIB5WIC05l3FZNr2QjzgOeLd8+aIkIX9yhRsk0FOV YUf5oZrvbxYbFJXxR/UKECj9XZN6A7dZ+WxFYrygPYTFILoUP2yZ9jzqDGmbkTA2eenZ cSEobujo5Sewv+YQKJVVFgK2D5T+SWRdSqEpN1uZf/4LB0Vhw/tycTD03PY0SuoQtaGm X7uQ== X-Gm-Message-State: APzg51DzgmM872vGtnH/Yk/cyVKGiqHEShjK12eXVQwGRsEsZmW1rnDo ZbvioJ7OtTvzNLEA/liswSU= X-Google-Smtp-Source: ANB0Vdb5sWVovxUWJ10qTGaPoh1t69hZyyA3webIAMLVwtzfLs9zxoeC8v56hAXUCd5fJoknXDO3lw== X-Received: by 2002:a2e:9113:: with SMTP id m19-v6mr678108ljg.23.1536742398253; Wed, 12 Sep 2018 01:53:18 -0700 (PDT) Received: from localhost.localdomain ([213.255.186.46]) by smtp.gmail.com with ESMTPSA id z15-v6sm80279lfi.52.2018.09.12.01.53.17 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 12 Sep 2018 01:53:17 -0700 (PDT) Date: Wed, 12 Sep 2018 11:53:15 +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: <20180912085315.GE2381@localhost.localdomain> References: <20180911124029.GO4185@dell> <20180912074745.GD2381@localhost.localdomain> <20180912084251.GO4185@dell> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20180912084251.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 Wed, Sep 12, 2018 at 09:42:51AM +0100, Lee Jones wrote: > On Wed, 12 Sep 2018, Matti Vaittinen wrote: > > > 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. > > Where is Mark's acceptance email? https://lkml.org/lkml/2018/8/29/644 > > -- > Lee Jones [李琼斯] > Linaro Services Technical Lead > Linaro.org │ Open source software for ARM SoCs > Follow Linaro: Facebook | Twitter | Blog