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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 4B260C31E40 for ; Thu, 15 Aug 2019 11:19:12 +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 22005206C2 for ; Thu, 15 Aug 2019 11:19:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ht6jH5wy" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 22005206C2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com 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:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=aZEbDfcKHi7GDo31hrjRxi+a65jXc4pTbgkWxbBM8BE=; b=ht6jH5wyzUG3TbBIO/c3fiVx47 4zQhghnYXupclxlnz7Qk5dVVWZMlBeTpW0QyfOt3jRL9gn6vxi2aYsSxOngDdIZOFMW3g7s+9iIFa i98s3xzGiOrJ08NYczIoWmyJ9mv+k3xudMP3bO0moZk4Xctwg9KqMUu2hL5q1nd0f1uhNaoB5x9qW X8HT4rN8QNfN4H+h7LlgE1bhanVPpubXrScrpFy8TeaQhezEC/4W347lCifQ63JwqHvBwAs2ewxmC pLa/B99vu0L90b5vo8SBb8d8uCdxsf6AfkLrZu1brDoBM9e1lK5EugXCBmvAJKvMYMqX0iw/Qcpn+ 5rdjAaVA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hyDmh-0001k5-CD; Thu, 15 Aug 2019 11:19:11 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hyDlr-00012I-6d for linux-arm-kernel@lists.infradead.org; Thu, 15 Aug 2019 11:18:20 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 004A81A0268; Thu, 15 Aug 2019 13:18:18 +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 1CA8D1A00FE; Thu, 15 Aug 2019 13:18:10 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 534E44030E; Thu, 15 Aug 2019 19:18:00 +0800 (SGT) From: Anson.Huang@nxp.com To: robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, mturquette@baylibre.com, sboyd@kernel.org, rjw@rjwysocki.net, viresh.kumar@linaro.org, leonard.crestez@nxp.com, abel.vesa@nxp.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-pm@vger.kernel.org Subject: [PATCH 4/6] cpufreq: imx-cpufreq-dt: Add i.MX8MN support Date: Thu, 15 Aug 2019 06:59:41 -0400 Message-Id: <1565866783-19672-4-git-send-email-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1565866783-19672-1-git-send-email-Anson.Huang@nxp.com> References: <1565866783-19672-1-git-send-email-Anson.Huang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190815_041819_434859_E9173DA8 X-CRM114-Status: UNSURE ( 8.99 ) 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: Linux-imx@nxp.com MIME-Version: 1.0 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 From: Anson Huang i.MX8MN has different speed grading definition as below, it has 4 bits to define speed grading, add support for it. SPEED_GRADE[3:0] MHz 0000 2300 0001 2200 0010 2100 0011 2000 0100 1900 0101 1800 0110 1700 0111 1600 1000 1500 1001 1400 1010 1300 1011 1200 1100 1100 1101 1000 1110 900 1111 800 Signed-off-by: Anson Huang --- drivers/cpufreq/imx-cpufreq-dt.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/cpufreq/imx-cpufreq-dt.c b/drivers/cpufreq/imx-cpufreq-dt.c index 4f85f31..35db14c 100644 --- a/drivers/cpufreq/imx-cpufreq-dt.c +++ b/drivers/cpufreq/imx-cpufreq-dt.c @@ -16,6 +16,7 @@ #define OCOTP_CFG3_SPEED_GRADE_SHIFT 8 #define OCOTP_CFG3_SPEED_GRADE_MASK (0x3 << 8) +#define IMX8MN_OCOTP_CFG3_SPEED_GRADE_MASK (0xf << 8) #define OCOTP_CFG3_MKT_SEGMENT_SHIFT 6 #define OCOTP_CFG3_MKT_SEGMENT_MASK (0x3 << 6) @@ -34,7 +35,12 @@ static int imx_cpufreq_dt_probe(struct platform_device *pdev) if (ret) return ret; - speed_grade = (cell_value & OCOTP_CFG3_SPEED_GRADE_MASK) >> OCOTP_CFG3_SPEED_GRADE_SHIFT; + if (of_machine_is_compatible("fsl,imx8mn")) + speed_grade = (cell_value & IMX8MN_OCOTP_CFG3_SPEED_GRADE_MASK) + >> OCOTP_CFG3_SPEED_GRADE_SHIFT; + else + speed_grade = (cell_value & OCOTP_CFG3_SPEED_GRADE_MASK) + >> OCOTP_CFG3_SPEED_GRADE_SHIFT; mkt_segment = (cell_value & OCOTP_CFG3_MKT_SEGMENT_MASK) >> OCOTP_CFG3_MKT_SEGMENT_SHIFT; /* -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel