Received: by 2002:a25:d7c1:0:0:0:0:0 with SMTP id o184csp4036297ybg; Fri, 25 Oct 2019 12:24:01 -0700 (PDT) X-Google-Smtp-Source: APXvYqwCl8TUC8yo3U3CoIeB2kaaGuwB088QF94zm53gslsc9x9/eSxGf3xOYsQlwPqn49SMmb0e X-Received: by 2002:aa7:d8c6:: with SMTP id k6mr5789119eds.87.1572031441243; Fri, 25 Oct 2019 12:24:01 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1572031441; cv=none; d=google.com; s=arc-20160816; b=lwu1MgyVs483lR12M14mJU28vJ7iSeJoAswyj6Mv1Dl+tgjJF/8Mqfg2eoW+CiNkPx S8+LU+ozcst+meGZ4STYxaIFsXYAgKuBT03VXY4C9U4zOp8v9nP2DL7QsD85d0D7V39U hBsD+ZAhIAoaLh+xfR+YuUS9eu2mrUJlKvLgpMjq+YaTPnVNV0QZwgD6GlVD83/3OtU4 FUN461eqEJEgwSWM3IufFPciBf15S22A+yxRpWhz+5PMb9OjIurYLBkvarXw0Cwm/wZp Q/9uQt6YrEkkHpwP4b+ZprUxSPvaGQ0eQtJtOuD2ICvdOXGF7wYZk2aHZhJBEfiOq8o6 Uh9w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature; bh=XAgfZ4KVOxja4PxC7iz3jRGOkFPkC8B2AsLQ1It3K3g=; b=scTR58a8iXT0s+U0g0doiGgUqKR4Yox4pLDeOSwmGDhpVS5V2Z9+xBcHi2K2IyML7O 0eTiAUBTn6BB691CEQdi/ShQ6vfMeEnyPd5HaJv2Bh7tR87jKeHW/qyCNBR8XiForlWn Va/jYm38Hk8UO9t4ROqg4jaYuUM6RTchQawDoWJQP/cJmRCsATbCOuT3Wuk8XykKX5b5 2PElE2QmU1pdZI9uchjrNNHqHwnW0E5XVlyUCh+yY8UHmIBM5+dCVDDYVDbk1g/UHYDO pAKetf36ZUdMjosP5vh2Ko7UxQpp3yGLBR8qzv6m2I+U88j8+Fc9A8vJVAkBysLUpPi5 +kHg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=CItcbHo1; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id d13si2035447edb.362.2019.10.25.12.23.37; Fri, 25 Oct 2019 12:24:01 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=CItcbHo1; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2394042AbfJYGFU (ORCPT + 99 others); Fri, 25 Oct 2019 02:05:20 -0400 Received: from mail.kernel.org ([198.145.29.99]:48312 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2393713AbfJYGFJ (ORCPT ); Fri, 25 Oct 2019 02:05:09 -0400 Received: from dragon (li937-157.members.linode.com [45.56.119.157]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id AEFE621929; Fri, 25 Oct 2019 06:04:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1571983507; bh=fBJRRwheXU1MJ98d8dPNJRL9K8CPlTP6wigRKmHU5H8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=CItcbHo19ZH8Tsjrxq66F0Ak0UPU72fpIEjLBf71IiAhSTnjilyrxdbhpXaEkrbx/ EEVqNgzKCjJN4DHwBsSbSDkB4IHkyI2ze7TTjScrr+5gfiRzj+XaasvDNI2Cpt+G2m Zjt5zct0NmzVQMqoR5FNSXyJlyFoVicy02V/9Ajo= Date: Fri, 25 Oct 2019 14:04:46 +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, l.stach@pengutronix.de, ccaione@baylibre.com, daniel.baluta@nxp.com, andrew.smirnov@gmail.com, abel.vesa@nxp.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Linux-imx@nxp.com Subject: Re: [PATCH] arm64: dts: imx8mq-evk: VDD_ARM power rail is always ON Message-ID: <20191025060444.GC3208@dragon> References: <1570604659-28314-1-git-send-email-Anson.Huang@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1570604659-28314-1-git-send-email-Anson.Huang@nxp.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 09, 2019 at 03:04:19PM +0800, Anson Huang wrote: > On i.MX8MQ EVK board, VDD_ARM is from a DC-DC converter which > is always ON, the GPIO1_IO13 is ONLY to switch VDD_ARM's voltage > between 0.9V and 1V for CPU DVFS, so VDD_ARM's GPIO regulator > should be always ON to avoid below confusion after kernel boot > up: > > imx8mqevk login: > [ 31.776619] vdd_arm: disabling > > Signed-off-by: Anson Huang Applied, thanks.