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=-5.7 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,UNWANTED_LANGUAGE_BODY,USER_AGENT_SANE_1 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 4049DC10F25 for ; Wed, 11 Mar 2020 07:33:17 +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 0C8E7208C3 for ; Wed, 11 Mar 2020 07:33:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="f4iHZYSl"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="DHfg7EZ7" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0C8E7208C3 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=vAHEad5qmrz7lFs4VDzfU46WuINfcn7GXzcFRsMuq5Q=; b=f4iHZYSlvdZXhH 84S+tqEzvrvijHL+ElJATh5x6DuPvVbV7I52N3v05k6SkJyVQe6YPPmJ/q2ltINKsY59zchc8N4Te ZT0ScOvvUmyQO8GJxV0sPMPJP9xVXG9yG/tvteIgHAcjKUlLuax/pdqm/7uKXEc4NIVgtMlYae8Nc YNnd+mHLRuVKvJskcMeVzoCuD1YV29wrZKHbwMjK+p1v2r2MSIe7+Wm9K9HS8m++aWCi891+k+kpX YNAN1M47g9oTKZHqhWgtAtvjMPofysldwratE9V7p2UybOBpA2k3WlKAE5wMUax3uFdyS43TCMZtz 9dZLR903CdXrYYCIWKDg==; 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 1jBvrg-0007RW-AD; Wed, 11 Mar 2020 07:33:16 +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 1jBvrd-0007RA-BS for linux-arm-kernel@lists.infradead.org; Wed, 11 Mar 2020 07:33:14 +0000 Received: from dragon (80.251.214.228.16clouds.com [80.251.214.228]) (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 B50E6208C3; Wed, 11 Mar 2020 07:33:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583911993; bh=XKRGVQvoHyVOcSFufXQasytJRls1NO6yFTE1U7JxreQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=DHfg7EZ79oc555WDSXia8qXQruhTug08h9twnsFk9ssxk4UORqN0njx+WZePkLVZ7 IoBWScM2aW+vFv9Eh50uhCuVD32x768Js6PTkAFWf4pD3y6D9ieh2Pmi/wPQGAK6Bl czUchC/e/8qAr/yfPq7TqdF61lv7hyDJsf6fUr4E= Date: Wed, 11 Mar 2020 15:33:03 +0800 From: Shawn Guo To: Marco Felsch , Stefan Riedmueller Subject: Re: [PATCH v4] ARM: dts: imx6: phycore-som: fix arm and soc minimum voltage Message-ID: <20200311073248.GP29269@dragon> References: <20200227110246.8624-1-m.felsch@pengutronix.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200227110246.8624-1-m.felsch@pengutronix.de> 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-20200311_003313_414137_4AD9DCC0 X-CRM114-Status: GOOD ( 15.61 ) 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: chf.fritz@googlemail.com, robh+dt@kernel.org, kernel@pengutronix.de, c.hemp@phytec.de, contact@stefanchrist.eu, s.christ@phytec.de, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Feb 27, 2020 at 12:02:46PM +0100, Marco Felsch wrote: > The current set minimum voltage of 730000=B5V 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). Stefan, Any comment on this change? Shawn > = > Fixes: ddec5d1c0047 ("ARM: dts: imx6: Add initial support for phyCORE-i.M= X 6 SOM") > Signed-off-by: Marco Felsch > --- > v4: > - rebased ontop of v5.6-rc1 > v3: > - fix commit message > v2: > - use ldo bypassed values > = > arch/arm/boot/dts/imx6qdl-phytec-phycore-som.dtsi | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > = > diff --git a/arch/arm/boot/dts/imx6qdl-phytec-phycore-som.dtsi b/arch/arm= /boot/dts/imx6qdl-phytec-phycore-som.dtsi > index 4d18952658f8..77d871340eb7 100644 > --- a/arch/arm/boot/dts/imx6qdl-phytec-phycore-som.dtsi > +++ b/arch/arm/boot/dts/imx6qdl-phytec-phycore-som.dtsi > @@ -112,7 +112,7 @@ > regulators { > vdd_arm: buck1 { > regulator-name =3D "vdd_arm"; > - regulator-min-microvolt =3D <730000>; > + regulator-min-microvolt =3D <925000>; > regulator-max-microvolt =3D <1380000>; > regulator-initial-mode =3D ; > regulator-always-on; > @@ -120,7 +120,7 @@ > = > vdd_soc: buck2 { > regulator-name =3D "vdd_soc"; > - regulator-min-microvolt =3D <730000>; > + regulator-min-microvolt =3D <1150000>; > regulator-max-microvolt =3D <1380000>; > regulator-initial-mode =3D ; > regulator-always-on; > -- = > 2.20.1 > = _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel