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=-5.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 914FAC35679 for ; Mon, 24 Feb 2020 07:51:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6866A20714 for ; Mon, 24 Feb 2020 07:51:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582530701; bh=66Cc/Y6FUBqCiSi4OnMZIr7inydV8YlUeIUN39HgudY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=yw0oRupvl/tvmhXEh3Og5Pt6cJohMgp9/w3lh5iAV5R/g32A7m7fGOxB4dpZF9OAL ZO4iCfUP+aXKlEmQq5NOlg1xp2Iiagu+Pt+mt/UeeVdnocGESZCtlU9MTMRj5U1PGb mXMRExyxMuCtCqW8DZNUVfs19rTY2s48gE7EZoQc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727276AbgBXHvk (ORCPT ); Mon, 24 Feb 2020 02:51:40 -0500 Received: from mail.kernel.org ([198.145.29.99]:54318 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726765AbgBXHvk (ORCPT ); Mon, 24 Feb 2020 02:51:40 -0500 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 A8024206E2; Mon, 24 Feb 2020 07:51:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582530699; bh=66Cc/Y6FUBqCiSi4OnMZIr7inydV8YlUeIUN39HgudY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=xgcAvprFUPw33SKJxG+uE75hIGEG32PfJrwR5/yij/lqhxHNaDrPHGoOmgqZemrG8 K6EfkN6zyQXksAZN6d0lSWv3unFLAwTnmKW6K8fhGI8sb6HZcQmiEsPxq7FrT9y+wf Ci7X9Cb6N33ePg02cLirPI5ZvOic9Qqr4ZTMCebA= Date: Mon, 24 Feb 2020 15:51:32 +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, leonard.crestez@nxp.com, daniel.baluta@nxp.com, horia.geanta@nxp.com, peng.fan@nxp.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Linux-imx@nxp.com Subject: Re: [PATCH V2] arm64: dts: imx8mn: Adjust 1.2GHz OPP voltage to OD mode Message-ID: <20200224075132.GB27688@dragon> References: <1582510060-12272-1-git-send-email-Anson.Huang@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1582510060-12272-1-git-send-email-Anson.Huang@nxp.com> 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 Mon, Feb 24, 2020 at 10:07:40AM +0800, Anson Huang wrote: > According to latest datasheet Rev.0, 10/2019, there is restriction > as below: > > "If VDD_SOC/GPU/DDR = 0.95V, then VDD_ARM must be >= 0.95V." > > As by default SoC is running at OD mode(VDD_SOC = 0.95V), so > VDD_ARM 1.2GHz OPP's voltage should be increased to 0.95V. > > Signed-off-by: Anson Huang Applied, thanks. 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=-5.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,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 D27E1C3567B for ; Mon, 24 Feb 2020 07:51:48 +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 A5F06206E2 for ; Mon, 24 Feb 2020 07:51:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="fPXAJ2LO"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="xgcAvprF" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A5F06206E2 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=yYZ9ysJOJ4aNbQiNDwdgrZl5O8JWGCWyJxvqJb0V140=; b=fPXAJ2LOTFfUj2 UKGkL7rIZUeRD8fjMzJXGU9jpDkQ6pKMgceCn3vSH7n/VbW627xu2JnqSYj2OoqynVRZiiGLaQ4YV LH1sW0/c9F5//DQseIDyHIbWs5njVQrfirefxd0NbIjnFtXAKsUAbFsYTEKMA8R3Ur5o8glrXDiN1 gAqQoCorlrXKIG18crfKMD5P21JVnsnyX43+paAYC3kftuG1yFEpDgr5g0pAkzE0qW2WHZQ3pj0Fb EvWel3lMHXkXEEFWGQEPTJ8lt2+luaorzu5mlcY2XYvp8KwdIu1WcezhuBFNeCO6Yj5ydKRSAIQm0 qAdP7KJjVyHM22/Mic2A==; 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 1j68Wl-00021u-6O; Mon, 24 Feb 2020 07:51:43 +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 1j68Wh-00021D-TJ for linux-arm-kernel@lists.infradead.org; Mon, 24 Feb 2020 07:51:41 +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 A8024206E2; Mon, 24 Feb 2020 07:51:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582530699; bh=66Cc/Y6FUBqCiSi4OnMZIr7inydV8YlUeIUN39HgudY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=xgcAvprFUPw33SKJxG+uE75hIGEG32PfJrwR5/yij/lqhxHNaDrPHGoOmgqZemrG8 K6EfkN6zyQXksAZN6d0lSWv3unFLAwTnmKW6K8fhGI8sb6HZcQmiEsPxq7FrT9y+wf Ci7X9Cb6N33ePg02cLirPI5ZvOic9Qqr4ZTMCebA= Date: Mon, 24 Feb 2020 15:51:32 +0800 From: Shawn Guo To: Anson Huang Subject: Re: [PATCH V2] arm64: dts: imx8mn: Adjust 1.2GHz OPP voltage to OD mode Message-ID: <20200224075132.GB27688@dragon> References: <1582510060-12272-1-git-send-email-Anson.Huang@nxp.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1582510060-12272-1-git-send-email-Anson.Huang@nxp.com> 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-20200223_235139_966899_988750E8 X-CRM114-Status: UNSURE ( 9.07 ) X-CRM114-Notice: Please train this message. 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: mark.rutland@arm.com, devicetree@vger.kernel.org, peng.fan@nxp.com, horia.geanta@nxp.com, daniel.baluta@nxp.com, s.hauer@pengutronix.de, linux-kernel@vger.kernel.org, robh+dt@kernel.org, Linux-imx@nxp.com, kernel@pengutronix.de, leonard.crestez@nxp.com, festevam@gmail.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Feb 24, 2020 at 10:07:40AM +0800, Anson Huang wrote: > According to latest datasheet Rev.0, 10/2019, there is restriction > as below: > > "If VDD_SOC/GPU/DDR = 0.95V, then VDD_ARM must be >= 0.95V." > > As by default SoC is running at OD mode(VDD_SOC = 0.95V), so > VDD_ARM 1.2GHz OPP's voltage should be increased to 0.95V. > > Signed-off-by: Anson Huang Applied, thanks. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel