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=-0.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,TVD_SUBJ_WIPE_DEBT, USER_AGENT_SANE_1 autolearn=no 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 81AC9C32771 for ; Thu, 9 Jan 2020 09:10:06 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 348DC20673 for ; Thu, 9 Jan 2020 09:10:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="WwRp1rjX"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="2v03/I4m" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 348DC20673 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=CmpqolT0tI3ZmejSZYuckHWMA/Qpq3swYhiS/Xxc8OM=; b=WwRp1rjXrB3DgM 1C/tk9wkCOe9doD/RJ1QgG8bKJeqwCzHcBG2k8ocZU9dDPdhiqfR04doJakfAn/feBQoU9w+BoFca EjihbCU5C2VEMhcXZokGT8B5SuPUCc2sQvvaT34GSWP2eWNowML0G4fw4YoTbYnvW7tD4AGte/epn cIuzulVIIbsz1On3RiHqAMW5E692uDREk1JCSDBtWMICPbOUrvOB/KK4CiW1b5ANDOTa4QkYz67QC 5Tu1+Mu77drMdeIPrRXWPHTer/IQIQv24g1wgIAwYc6vHS0EzP540Gs67syEzm76KexbFBLeMRxMR tuaHx7oJDe5NFcl9h04Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ipTpN-00053D-8D; Thu, 09 Jan 2020 09:10:05 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ipTpJ-0004mb-M8 for linux-arm-kernel@lists.infradead.org; Thu, 09 Jan 2020 09:10:03 +0000 Received: from T480 (98.142.130.235.16clouds.com [98.142.130.235]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id EEAF820673; Thu, 9 Jan 2020 09:09:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1578561001; bh=haZEqFJpGZtGMsjVB13sXDjxCq2aK0w6Eef5tnBpYpQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=2v03/I4mCgexgzf5xwrck+WPVo8KiwMI2YiJmYh28wkaiogxsAYRtgA5mrhq46/0i dxgxlyrmYDXAwKeEbmGPIDf5i8YdPOD60zvADN+yhhszuD1dGr0YT6ndAAkbrlq3HB xUk/r87D8k6nhOtUgwmpDAQrIXlygmqjLN53Ro/s= Date: Thu, 9 Jan 2020 17:09:51 +0800 From: Shawn Guo To: Anson Huang Subject: Re: [PATCH 1/5] ARM: dts: imx6qdl-sabresd: Remove incorrect power supply assignment Message-ID: <20200109090950.GJ4456@T480> References: <1577670071-1322-1-git-send-email-Anson.Huang@nxp.com> <20200109080600.GH4456@T480> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200109_011001_795547_74A5D56B X-CRM114-Status: GOOD ( 14.71 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "mark.rutland@arm.com" , "devicetree@vger.kernel.org" , "s.hauer@pengutronix.de" , "linux-kernel@vger.kernel.org" , "robh+dt@kernel.org" , "andreas@kemnade.info" , dl-linux-imx , "kernel@pengutronix.de" , "festevam@gmail.com" , "linux-arm-kernel@lists.infradead.org" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Jan 09, 2020 at 08:25:03AM +0000, Anson Huang wrote: > Hi, Shawn > > > Subject: Re: [PATCH 1/5] ARM: dts: imx6qdl-sabresd: Remove incorrect > > power supply assignment > > > > On Mon, Dec 30, 2019 at 09:41:07AM +0800, Anson Huang wrote: > > > The vdd3p0's input should be from external USB VBUS directly, NOT > > > > Shouldn't USB VBUS usually be 5V? It doesn't seem to match 3.0V which is > > suggested by vdd3p0 name. > > > > > PMIC's sw2, so remove the power supply assignment for vdd3p0. > > > > > > Fixes: 93385546ba36 ("ARM: dts: imx6qdl-sabresd: Assign corresponding > > > power supply for LDOs") > > > > Is it only a description correcting or is it fixing a real problem? I'm trying to > > understand it is a 5.5-rc material or can be applied for 5.6. > > > > It is fixing a real problem about USB LDO voltage, that is why we noticed this issue. Okay, please describe the problem a little bit in the commit log. Also squash the series into one patch, which is easier to be merged into -rc as a fix. My question above that USB VUBS is 5V which doesn't match 3.0V suggested by vdd3p0 name remains unaddressed though. Shawn _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel