From patchwork Wed Apr 1 16:18:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 228481 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=-6.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 D6598C43331 for ; Wed, 1 Apr 2020 16:28:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 75D6F20BED for ; Wed, 1 Apr 2020 16:28:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585758526; bh=LgPj8+2ycUOEbuzcx4Slc6l4LdVpqf9vUNx2DlNUndY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=bp2KFcbxd4hoLhfA84287qQgZyABGJD4pmQiv1+aslY09ZVJjtKYPZVT2G1pceK2g F026MJeO7cvnf3F43wgBMdW3mohPhve/QyAGwMLMcu9m5POrYFXooRVkc8DWc/YSgX 6QXXIQe1+sCzGxaiwGERL5n+GFNndKz5UjQdH7JU= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387611AbgDAQ2m (ORCPT ); Wed, 1 Apr 2020 12:28:42 -0400 Received: from mail.kernel.org ([198.145.29.99]:54116 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387942AbgDAQ2m (ORCPT ); Wed, 1 Apr 2020 12:28:42 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (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 2E4C220BED; Wed, 1 Apr 2020 16:28:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585758521; bh=LgPj8+2ycUOEbuzcx4Slc6l4LdVpqf9vUNx2DlNUndY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NCROqMkvXTUDNl4KfN4923+SZ/Z1137HXBoANebbvfIl5+cdngzk0rGcf1YuWklvt DhQ7tqRFw02HvaRafox+IzCTKUjzSycBViwKuuNolKfJq42RSCSOyDQRvXYwXbsaKw u+wkfH3jBS2G6xzkWRJTzU2f10S/L7nafiGU87+c= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Marco Felsch , Shawn Guo Subject: [PATCH 4.19 113/116] ARM: dts: imx6: phycore-som: fix arm and soc minimum voltage Date: Wed, 1 Apr 2020 18:18:09 +0200 Message-Id: <20200401161556.559331247@linuxfoundation.org> X-Mailer: git-send-email 2.26.0 In-Reply-To: <20200401161542.669484650@linuxfoundation.org> References: <20200401161542.669484650@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Marco Felsch commit 636b45b8efa91db05553840b6c0120d6fa6b94fa upstream. The current set minimum voltage of 730000µV seems to be wrong. I don't know the document which specifies that but the imx6qdl datasheets says that the minimum voltage should be 0.925V for VDD_ARM (LDO bypassed, lowest opp) and 1.15V for VDD_SOC (LDO bypassed, lowest opp). Fixes: ddec5d1c0047 ("ARM: dts: imx6: Add initial support for phyCORE-i.MX 6 SOM") Signed-off-by: Marco Felsch Signed-off-by: Shawn Guo Signed-off-by: Greg Kroah-Hartman --- arch/arm/boot/dts/imx6qdl-phytec-phycore-som.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/arch/arm/boot/dts/imx6qdl-phytec-phycore-som.dtsi +++ b/arch/arm/boot/dts/imx6qdl-phytec-phycore-som.dtsi @@ -107,14 +107,14 @@ regulators { vdd_arm: buck1 { regulator-name = "vdd_arm"; - regulator-min-microvolt = <730000>; + regulator-min-microvolt = <925000>; regulator-max-microvolt = <1380000>; regulator-always-on; }; vdd_soc: buck2 { regulator-name = "vdd_soc"; - regulator-min-microvolt = <730000>; + regulator-min-microvolt = <1150000>; regulator-max-microvolt = <1380000>; regulator-always-on; };