Received: by 2002:a25:1985:0:0:0:0:0 with SMTP id 127csp847565ybz; Sat, 25 Apr 2020 05:40:26 -0700 (PDT) X-Google-Smtp-Source: APiQypJ+XU0iweurRisHc+EPXytT1NcZ9V4MXZsQP3fgsHKcbV1qF3VpcLpweCjE82d8gNN7xASa X-Received: by 2002:a50:f61b:: with SMTP id c27mr10793139edn.256.1587818426601; Sat, 25 Apr 2020 05:40:26 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1587818426; cv=none; d=google.com; s=arc-20160816; b=XrjuhjrSmX4MHNPODXnuiBl6lprHpfunj2aqPD+AwxxWYhfR+Mbj+wBO7vAJfKTlXO NHW7bUtgFg34TeBRP1dEU1EVjocxcVGwDCMu7SAVITs9hL5E5Qnee8w+kMFgM8xkFFJp a5P7wg4NuNB5PBvK8i4SKdjxXVWFn9s4c0p4UOQW7gJRjptbP/DqThbkCx//K5VbJbUo /Yi2/1cJOQHjaTu39c9oJVkVHcNUFEx36ZeoRWM84/YoZZcy6DOxJddnmDpUbfXu9+Xx lIbH4tfRN1tn9QOZ+DrnefqPx8NaOlSqGpAeH+lSwypjB8zCvkIqO1QWAn1d3jSPsnSV NU/Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:subject:cc:to:from; bh=LgjPTP4YFiLRVYuP1GJS5oQCfB1ZV8eouJyPlWzjzU4=; b=TqSWhu/v13rFN4AF3wLW46nw9BzBZrdT1ktJAPX+Y5pjDZV8RcgeOfPsYdDeBifYBe +TNwyPtM2ZKZZEXL4VjaxobDmSFXsbA1r/jEHQPyKmqn+/3pdkxkUFWQw154fVu+H+NT 5M4G+LGV7BD9d30jtcR5e1P1CLwXVnfBw0JIZbYEgA/qGUZWo8xJzKpeTJTfYHgRMlo+ wO4SA2vX5Z/CTtQOAw9WtAA1lDFDw2u5XtzFE8dMl7rySf6YYxYTLKXzo+1jbXGh5WSx qHBPg6KvoeMy1LiFaNuysZ/lcA3GBXuYuzhEo50nyyehqxiwlQk6MpxJpYY79Hi78SgX JHvA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=nxp.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id ck24si5081602ejb.45.2020.04.25.05.40.00; Sat, 25 Apr 2020 05:40:26 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=nxp.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726087AbgDYMib (ORCPT + 99 others); Sat, 25 Apr 2020 08:38:31 -0400 Received: from inva020.nxp.com ([92.121.34.13]:58456 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725925AbgDYMib (ORCPT ); Sat, 25 Apr 2020 08:38:31 -0400 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 2B23D1A07FC; Sat, 25 Apr 2020 14:38:29 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 47A8B1A07F7; Sat, 25 Apr 2020 14:38:24 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id EAD19402BB; Sat, 25 Apr 2020 20:38:17 +0800 (SGT) From: Anson Huang To: robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, leonard.crestez@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 Cc: Linux-imx@nxp.com Subject: [PATCH] arm64: dts: imx8mn: Update VDD_ARM 1.2GHz setpoint voltage Date: Sat, 25 Apr 2020 20:29:50 +0800 Message-Id: <1587817790-21698-1-git-send-email-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.7.4 X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The latest datasheet Rev. 0.1, 03/2020 removes below constrain: "If VDD_SOC/GPU/DDR = 0.95V, then VDD_ARM must be >= 0.95V." So, for 1.2GHz setpoint VDD_ARM can use its typical voltage directly. The datasheet can be downloaded from below link: https://www.nxp.com/docs/en/data-sheet/IMX8MNCEC.pdf Signed-off-by: Anson Huang --- arch/arm64/boot/dts/freescale/imx8mn.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi index fa78f01..de6e2cf 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi @@ -121,7 +121,7 @@ opp-1200000000 { opp-hz = /bits/ 64 <1200000000>; - opp-microvolt = <950000>; + opp-microvolt = <850000>; opp-supported-hw = <0xb00>, <0x7>; clock-latency-ns = <150000>; opp-suspend; -- 2.7.4