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=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 E08EEC54FCB 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 B690D2074F 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=A4nAybBjGSd6NZQ1jFCFGTI2zt6DXeuOPfuswKgT+2KApIQTGfbeSYgEtDaL4hZ1e 7vAGgGQKsNn0F62OLv/WNmiVV5LzgDw4nTQThux7eXlx96yrFR61MI+9MEeRHeAQuZ +eG/chis1NEwXd5kK8Om+yqD3Qssj0ik774l7bSc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728437AbgDTOzH (ORCPT ); Mon, 20 Apr 2020 10:55:07 -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: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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 >