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=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=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 D52ACC18E5B for ; Sun, 8 Mar 2020 07:05:14 +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 A6B2620828 for ; Sun, 8 Mar 2020 07:05:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="BxM14wGB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A6B2620828 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: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:In-Reply-To: References:List-Owner; bh=bMLXuCc/RHaYgvCmo0rfj3/gIZIsbB7EXkZk2R4xo9M=; b=BxM 14wGBSm/lhsI91YZaxlQzJbGeDY2zQdKuwSzamhw5DauFuwDzrmiAywaEq6a5JFnF+1Xp8pxLZsfi YN5CEcuaQMPlui6Wn5GqvSfJLEFymKDSwPsoB+trRY+cslXgFzrU2doR6pAqp4xn/y8LKraiJWtQq frX+NXH0U8RTDzNrp3bDGLODhNA5BNqtN0WhOhFeWWlyAYJAXmNvxCWkeVb29G7qfEbM/uIKhJrUg MVJ68gY8kC0esxCH0QZWTGpg7LGY1MfXPWzKqQA6VqqDqiDV37v1+54l4eOH0wMctz2dr/wsv/eNF JMc9yVg3ppYfN2gL2NrBWIn0hdu1kTw==; 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 1jApzt-00059j-7N; Sun, 08 Mar 2020 07:05:13 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jApzq-0004kC-1A for linux-arm-kernel@lists.infradead.org; Sun, 08 Mar 2020 07:05:11 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 8E5091A13CA; Sun, 8 Mar 2020 08:05:06 +0100 (CET) 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 736BE1A1393; Sun, 8 Mar 2020 08:05:00 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id DC1AC402A5; Sun, 8 Mar 2020 15:04:52 +0800 (SGT) From: Anson Huang To: robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, leonard.crestez@nxp.com, daniel.baluta@nxp.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] arm64: dts: imx8mn: Add CPU thermal zone support Date: Sun, 8 Mar 2020 14:58:41 +0800 Message-Id: <1583650721-7912-1-git-send-email-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.7.4 X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200307_230510_220137_0C61CE94 X-CRM114-Status: UNSURE ( 7.48 ) 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 i.MX8MN shares same thermal sensor with i.MX8MM, add thermal zone support for i.MX8MN. Signed-off-by: Anson Huang --- arch/arm64/boot/dts/freescale/imx8mn.dtsi | 44 +++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi index f277572..88eeb52 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi @@ -7,6 +7,7 @@ #include #include #include +#include #include "imx8mn-pinfunc.h" @@ -67,6 +68,7 @@ nvmem-cells = <&cpu_speed_grade>; nvmem-cell-names = "speed_grade"; cpu-idle-states = <&cpu_pd_wait>; + #cooling-cells = <2>; }; A53_1: cpu@1 { @@ -79,6 +81,7 @@ next-level-cache = <&A53_L2>; operating-points-v2 = <&a53_opp_table>; cpu-idle-states = <&cpu_pd_wait>; + #cooling-cells = <2>; }; A53_2: cpu@2 { @@ -91,6 +94,7 @@ next-level-cache = <&A53_L2>; operating-points-v2 = <&a53_opp_table>; cpu-idle-states = <&cpu_pd_wait>; + #cooling-cells = <2>; }; A53_3: cpu@3 { @@ -103,6 +107,7 @@ next-level-cache = <&A53_L2>; operating-points-v2 = <&a53_opp_table>; cpu-idle-states = <&cpu_pd_wait>; + #cooling-cells = <2>; }; A53_L2: l2-cache0 { @@ -186,6 +191,38 @@ method = "smc"; }; + thermal-zones { + cpu-thermal { + polling-delay-passive = <250>; + polling-delay = <2000>; + thermal-sensors = <&tmu>; + trips { + cpu_alert0: trip0 { + temperature = <85000>; + hysteresis = <2000>; + type = "passive"; + }; + + cpu_crit0: trip1 { + temperature = <95000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + + cooling-maps { + map0 { + trip = <&cpu_alert0>; + cooling-device = + <&A53_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&A53_1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&A53_2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&A53_3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + }; + }; + timer { compatible = "arm,armv8-timer"; interrupts = , @@ -274,6 +311,13 @@ gpio-ranges = <&iomuxc 0 119 30>; }; + tmu: tmu@30260000 { + compatible = "fsl,imx8mn-tmu", "fsl,imx8mm-tmu"; + reg = <0x30260000 0x10000>; + clocks = <&clk IMX8MN_CLK_TMU_ROOT>; + #thermal-sensor-cells = <0>; + }; + wdog1: watchdog@30280000 { compatible = "fsl,imx8mn-wdt", "fsl,imx21-wdt"; reg = <0x30280000 0x10000>; -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel