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,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 58F5BC10F14 for ; Thu, 3 Oct 2019 16:46:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 28C8821783 for ; Thu, 3 Oct 2019 16:46:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570121184; bh=Hd313bNn1nwYn7nl2HeoEwQBysegcQMaraVjCkG6hTY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=1xKKhU/UrvIiFnT8nHwTohVxps427F0kGkLN2LlOCRoIeaRHa1SZmJGrPprH/uiX/ Mphm1O5cHDyUgBpPauBRTQq1gHU+JuxOSn4esL6sisXmMdgMA1e6+cW/x1nmeT4JsK a75db2ckBeNreeTHUXIqiU/9GUQe9vvmgkn4Nk5A= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2404123AbfJCQqX (ORCPT ); Thu, 3 Oct 2019 12:46:23 -0400 Received: from mail.kernel.org ([198.145.29.99]:59426 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2391281AbfJCQqQ (ORCPT ); Thu, 3 Oct 2019 12:46:16 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (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 88F7E20830; Thu, 3 Oct 2019 16:46:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570121176; bh=Hd313bNn1nwYn7nl2HeoEwQBysegcQMaraVjCkG6hTY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Pw47HEQp91CeN0wngcBKXZMIpSA/B3GDlNNjC8amFGLguQM1kmIyb0g2D7sikcJ2U TS1Bj3aO5zAnv2CtU9fE4oe3Dl7INYaKCw5iKWP8duuAsbN4+ZeNKtQkjsAvdE4k6T NbnE6g793LDf4QFw4T4DcC+pWjCz6TJGUFpCTy1g= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Anson Huang , Leonard Crestez , Viresh Kumar , Sasha Levin Subject: [PATCH 5.3 145/344] cpufreq: imx-cpufreq-dt: Add i.MX8MN support Date: Thu, 3 Oct 2019 17:51:50 +0200 Message-Id: <20191003154554.571933915@linuxfoundation.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191003154540.062170222@linuxfoundation.org> References: <20191003154540.062170222@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Anson Huang [ Upstream commit 75c000c4bcbe2b0eb82baf90c7dd75c7380cc3fd ] 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 Reviewed-by: Leonard Crestez Signed-off-by: Viresh Kumar Signed-off-by: Sasha Levin --- 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 4f85f3112784f..35db14cf31026 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; /* -- 2.20.1