From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leonard Crestez Subject: [PATCH v3 4/4] arm64: dts: imx8mq: Add cpu speed grading and all OPPs Date: Tue, 7 May 2019 13:52:26 +0000 Message-ID: <7effdee3820aa0408ba0c8a5267b5b9b4cee2fe7.1557236799.git.leonard.crestez@nxp.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Viresh Kumar , Lucas Stach , Rob Herring Cc: Aisheng Dong , Mark Rutland , Jacky Bai , Anson Huang , "devicetree@vger.kernel.org" , "linux-pm@vger.kernel.org" , "Rafael J. Wysocki" , dl-linux-imx , "kernel@pengutronix.de" , Fabio Estevam , "linux-arm-kernel@lists.infradead.org" , Abel Vesa List-Id: devicetree@vger.kernel.org Add nvmem-cells reference to cpu and fill the OPP table with all known OPPs. Signed-off-by: Leonard Crestez Acked-by: Viresh Kumar --- arch/arm64/boot/dts/freescale/imx8mq.dtsi | 26 ++++++++++++++++++++++- 1 file changed, 25 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi index 6d635ba0904c..729376919d08 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi @@ -93,10 +93,12 @@ clocks = <&clk IMX8MQ_CLK_ARM>; enable-method = "psci"; next-level-cache = <&A53_L2>; operating-points-v2 = <&a53_opp_table>; #cooling-cells = <2>; + nvmem-cells = <&cpu_speed_grade>; + nvmem-cell-names = "speed_grade"; }; A53_1: cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a53"; @@ -143,18 +145,36 @@ opp-shared; opp-800000000 { opp-hz = /bits/ 64 <800000000>; opp-microvolt = <900000>; + /* Industrial only */ + opp-supported-hw = <0xf>, <0x4>; + clock-latency-ns = <150000>; + }; + + opp-1000000000 { + opp-hz = /bits/ 64 <1000000000>; + opp-microvolt = <900000>; + /* Consumer only */ + opp-supported-hw = <0xe>, <0x3>; clock-latency-ns = <150000>; }; opp-1300000000 { opp-hz = /bits/ 64 <1300000000>; opp-microvolt = <1000000>; + opp-supported-hw = <0xc>, <0x7>; + clock-latency-ns = <150000>; + }; + + opp-1500000000 { + opp-hz = /bits/ 64 <1500000000>; + opp-microvolt = <1000000>; + /* Consumer only but rely on speed grading */ + opp-supported-hw = <0x8>, <0x7>; clock-latency-ns = <150000>; - opp-suspend; }; }; pmu { compatible = "arm,cortex-a53-pmu"; @@ -413,10 +433,14 @@ compatible = "fsl,imx8mq-ocotp", "syscon"; reg = <0x30350000 0x10000>; clocks = <&clk IMX8MQ_CLK_OCOTP_ROOT>; #address-cells = <1>; #size-cells = <1>; + + cpu_speed_grade: speed-grade@10 { + reg = <0x10 4>; + }; }; anatop: syscon@30360000 { compatible = "fsl,imx8mq-anatop", "syscon"; reg = <0x30360000 0x10000>; -- 2.17.1 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=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,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 954FCC004C9 for ; Tue, 7 May 2019 13:52:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5F09320825 for ; Tue, 7 May 2019 13:52:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=nxp.com header.i=@nxp.com header.b="pi0pnQxm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726791AbfEGNwi (ORCPT ); Tue, 7 May 2019 09:52:38 -0400 Received: from mail-eopbgr140087.outbound.protection.outlook.com ([40.107.14.87]:51872 "EHLO EUR01-VE1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726767AbfEGNwh (ORCPT ); Tue, 7 May 2019 09:52:37 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=w1ZATx2rfyXoAxTMOa/JCwAno/iDG00deWA95V5nP9Q=; b=pi0pnQxmnDJcCMyhd2jftYdVAHhZDdH9jM1yuCwf8GF+L0hGCLlUuXdj6vhIiMpwYVbhjhyRHiRePAwMwXs5zFStcmgD6dW7gXvz3af+jB7+L7gIbCik860Qo3a3864DGlXEiQH9Fz5OZqnI/JBWgwMPggoTAQVcrT3qd5op06U= Received: from AM0PR04MB6434.eurprd04.prod.outlook.com (20.179.252.215) by AM0PR04MB6548.eurprd04.prod.outlook.com (20.179.254.141) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1856.11; Tue, 7 May 2019 13:52:26 +0000 Received: from AM0PR04MB6434.eurprd04.prod.outlook.com ([fe80::19be:75a:9fe:7cec]) by AM0PR04MB6434.eurprd04.prod.outlook.com ([fe80::19be:75a:9fe:7cec%7]) with mapi id 15.20.1856.012; Tue, 7 May 2019 13:52:26 +0000 From: Leonard Crestez To: Viresh Kumar , Lucas Stach , Rob Herring CC: Anson Huang , Jacky Bai , "Rafael J. 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Wysocki" , dl-linux-imx , "kernel@pengutronix.de" , Fabio Estevam , "linux-arm-kernel@lists.infradead.org" , Abel Vesa 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 Add nvmem-cells reference to cpu and fill the OPP table with all known OPPs. Signed-off-by: Leonard Crestez Acked-by: Viresh Kumar --- arch/arm64/boot/dts/freescale/imx8mq.dtsi | 26 ++++++++++++++++++++++- 1 file changed, 25 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi index 6d635ba0904c..729376919d08 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi @@ -93,10 +93,12 @@ clocks = <&clk IMX8MQ_CLK_ARM>; enable-method = "psci"; next-level-cache = <&A53_L2>; operating-points-v2 = <&a53_opp_table>; #cooling-cells = <2>; + nvmem-cells = <&cpu_speed_grade>; + nvmem-cell-names = "speed_grade"; }; A53_1: cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a53"; @@ -143,18 +145,36 @@ opp-shared; opp-800000000 { opp-hz = /bits/ 64 <800000000>; opp-microvolt = <900000>; + /* Industrial only */ + opp-supported-hw = <0xf>, <0x4>; + clock-latency-ns = <150000>; + }; + + opp-1000000000 { + opp-hz = /bits/ 64 <1000000000>; + opp-microvolt = <900000>; + /* Consumer only */ + opp-supported-hw = <0xe>, <0x3>; clock-latency-ns = <150000>; }; opp-1300000000 { opp-hz = /bits/ 64 <1300000000>; opp-microvolt = <1000000>; + opp-supported-hw = <0xc>, <0x7>; + clock-latency-ns = <150000>; + }; + + opp-1500000000 { + opp-hz = /bits/ 64 <1500000000>; + opp-microvolt = <1000000>; + /* Consumer only but rely on speed grading */ + opp-supported-hw = <0x8>, <0x7>; clock-latency-ns = <150000>; - opp-suspend; }; }; pmu { compatible = "arm,cortex-a53-pmu"; @@ -413,10 +433,14 @@ compatible = "fsl,imx8mq-ocotp", "syscon"; reg = <0x30350000 0x10000>; clocks = <&clk IMX8MQ_CLK_OCOTP_ROOT>; #address-cells = <1>; #size-cells = <1>; + + cpu_speed_grade: speed-grade@10 { + reg = <0x10 4>; + }; }; anatop: syscon@30360000 { compatible = "fsl,imx8mq-anatop", "syscon"; reg = <0x30360000 0x10000>; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel