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=-0.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 C0833C33CA2 for ; Thu, 9 Jan 2020 10:39:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8D9F220678 for ; Thu, 9 Jan 2020 10:39:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1578566381; bh=4zBOYHX6eeVFAgflBYqbR1VmzzyGdmrN6kkQCLA9ZYE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=jbHHXi2TDPSA7EIy3QWnezcxR3l9ruZ977BUzmMpM+bj2nLENsPme1qpznOaAhcYd 5Lw5ZHyiMbgU0VFRlHticx6vNTjf1Ep43K4VHWx/+AOqPq22d8mcoxTo52V8VvshPu nvl/woGLKZIoFfHeLATxK5wJJWdvdPHA8+GoVbDo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730349AbgAIKjk (ORCPT ); Thu, 9 Jan 2020 05:39:40 -0500 Received: from mail.kernel.org ([198.145.29.99]:44476 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728565AbgAIKjk (ORCPT ); Thu, 9 Jan 2020 05:39:40 -0500 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 8978520673; Thu, 9 Jan 2020 10:39:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1578566378; bh=4zBOYHX6eeVFAgflBYqbR1VmzzyGdmrN6kkQCLA9ZYE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=2PNDEIdtYgnGmThcdeExByKs/hjypEDmN5Nm9AV5zYqSDgsPT5G3thzCYKUnG9moj Sc+DZkCaq2t9A1e1A2cdzHdYX7DcbK8nECEqm4QHUrYVQfpQLBVbWXDQFSRK3INveM fxDu3mPK2XuZrUeklhIzw8FtOZ/wN0KmzgAgJYTc= Date: Thu, 9 Jan 2020 18:39:30 +0800 From: Shawn Guo To: Anson Huang Cc: robh+dt@kernel.org, mark.rutland@arm.com, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, andreas@kemnade.info, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Linux-imx@nxp.com Subject: Re: [PATCH V2] ARM: dts: imx6: Remove incorrect power supply assignment Message-ID: <20200109103929.GP4456@T480> References: <1578562682-32548-1-git-send-email-Anson.Huang@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1578562682-32548-1-git-send-email-Anson.Huang@nxp.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jan 09, 2020 at 05:38:02PM +0800, Anson Huang wrote: > The vdd3p0 LDO's input should be from external USB VBUS directly, NOT > PMIC's power supply, the vdd3p0 LDO's target output voltage can be > controlled by SW, and it requires input voltage to be high enough, with > incorrect power supply assigned, if the power supply's voltage is lower > than the LDO target output voltage, it will return fail and skip the LDO > voltage adjustment, so remove the power supply assignment for vdd3p0 to > avoid such scenario. I applied v1 patches with using this version of commit log. Shawn