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=-8.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,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 C022DC3A5A0 for ; Mon, 20 Apr 2020 14:55:14 +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 73B7F20775 for ; Mon, 20 Apr 2020 14:55:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Mhw6aDkM"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="RjI9Q0xU" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 73B7F20775 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=6vrfceP+Sd/uoZinMgQm6N3fn2chFeWYUIFc18rrTCU=; b=Mhw6aDkMwS9efH y7s/nwsbvILJylX5KHUvQswUqhyX+m7AQpUke0XAFDv+PYl3LTDfoEoBfV5zVSXHCKRyMnjpwS46y aZJhol/MMqBGInFLX6FQJxqB9IqeTwgazsQkbikJeLT3eABJM/kP2BcP5jS934KPfMTAl58UYRD5E 9v9uMd1cWKnavWC0wvJ3BUMW2bmRKqCPduqkgE8stTvuFziLHUbF9o7gCGM32wVi9uIG1XstMfz8w DgslY6o2yechZ7g0u8mB6TGXVlqKr9NHToOr6oCZv4f6weW/xWDJ4c68LEMERmKPO4FsOuhyNCYyq vtPVL/n+fx4Rr6iBE90g==; 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 1jQXpG-00012n-NL; Mon, 20 Apr 2020 14:55:10 +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 1jQXpC-0000Go-Io for linux-arm-kernel@lists.infradead.org; Mon, 20 Apr 2020 14:55:08 +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 D72C3206F6; Mon, 20 Apr 2020 14:55:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587394506; bh=mVEx3XY90SEpTFNM9MsmAdX5zzmMS+Pek1Ko35DoHGc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=RjI9Q0xUzkfvTN4Kl2yjClEdUmVRl9wkGgCHQIjBTGpti48OHUrnXIwAtcnY+TGJ1 9c1mfV8JXFmKyr7PbNilidjiX2RPiCQYR+Bz1afYm2EobOfyfB/z0BFBkF7j1v9wtV RX3F1IqZghJwU5oA/IbEwz88bIti8eYUQXgrdW5I= Date: Mon, 20 Apr 2020 22:54:59 +0800 From: Shawn Guo To: Guido =?iso-8859-1?Q?G=FCnther?= Subject: Re: [PATCH] arm64: dts: imx8mq-librem5-devkit: Use 0.9V for VDD_GPU Message-ID: <20200420145459.GE32419@dragon> References: 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-20200420_075506_681117_5016B10D X-CRM114-Status: GOOD ( 15.28 ) 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: devicetree@vger.kernel.org, Abel Vesa , Anson Huang , Sascha Hauer , "Angus Ainslie \(Purism\)" , linux-kernel@vger.kernel.org, Rob Herring , NXP Linux Team , Pengutronix Kernel Team , Martin Kepplinger , Fabio Estevam , 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, Mar 19, 2020 at 05:46:02PM +0100, Guido G=FCnther wrote: > According to the imx8mq data sheet running VDD_GPU at 0.9V is enough > when not overclocking to 1GHz (which we currently don't do). > = > Signed-off-by: Guido G=FCnther It doesn't apply to my branch. Shawn > --- > arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > = > diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts b/ar= ch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts > index c47a26cf8e43..736b250bc9c2 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts > +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts > @@ -318,7 +318,7 @@ > regulator-min-microvolt =3D <700000>; > regulator-max-microvolt =3D <1300000>; > regulator-always-on; > - rohm,dvs-run-voltage =3D <1000000>; > + rohm,dvs-run-voltage =3D <900000>; > }; > = > buck4_reg: BUCK4 { > -- = > 2.23.0 > = _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel 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=-8.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 6E76DC3815B for ; Mon, 20 Apr 2020 14:55:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4915620775 for ; Mon, 20 Apr 2020 14:55:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587394507; bh=mVEx3XY90SEpTFNM9MsmAdX5zzmMS+Pek1Ko35DoHGc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=fUMTTIeJVBKTWLADfaKclo+5ln7MSCFb2fln7tgM8oAF0em1m5TMfAsKalt7j0xP6 SSQZPi+4wOCNdELOosnZXdHEFCAQ3VI4vBk6/zx+ErFy+hwKN4FwH3aYE65qurDFrY Of1Rp2KjG+VE+FysFBW1ufggejsIag/jPUt+bK1I= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726614AbgDTOzG (ORCPT ); Mon, 20 Apr 2020 10:55:06 -0400 Received: from mail.kernel.org ([198.145.29.99]:48930 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726102AbgDTOzG (ORCPT ); Mon, 20 Apr 2020 10:55:06 -0400 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 D72C3206F6; Mon, 20 Apr 2020 14:55:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1587394506; bh=mVEx3XY90SEpTFNM9MsmAdX5zzmMS+Pek1Ko35DoHGc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=RjI9Q0xUzkfvTN4Kl2yjClEdUmVRl9wkGgCHQIjBTGpti48OHUrnXIwAtcnY+TGJ1 9c1mfV8JXFmKyr7PbNilidjiX2RPiCQYR+Bz1afYm2EobOfyfB/z0BFBkF7j1v9wtV RX3F1IqZghJwU5oA/IbEwz88bIti8eYUQXgrdW5I= Date: Mon, 20 Apr 2020 22:54:59 +0800 From: Shawn Guo To: Guido =?iso-8859-1?Q?G=FCnther?= Cc: Rob Herring , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , "Angus Ainslie (Purism)" , Martin Kepplinger , Abel Vesa , Anson Huang , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] arm64: dts: imx8mq-librem5-devkit: Use 0.9V for VDD_GPU Message-ID: <20200420145459.GE32419@dragon> References: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Thu, Mar 19, 2020 at 05:46:02PM +0100, Guido Günther wrote: > According to the imx8mq data sheet running VDD_GPU at 0.9V is enough > when not overclocking to 1GHz (which we currently don't do). > > Signed-off-by: Guido Günther It doesn't apply to my branch. Shawn > --- > arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts > index c47a26cf8e43..736b250bc9c2 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts > +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts > @@ -318,7 +318,7 @@ > regulator-min-microvolt = <700000>; > regulator-max-microvolt = <1300000>; > regulator-always-on; > - rohm,dvs-run-voltage = <1000000>; > + rohm,dvs-run-voltage = <900000>; > }; > > buck4_reg: BUCK4 { > -- > 2.23.0 >