From patchwork Sat Feb 29 03:44:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anson Huang X-Patchwork-Id: 11413723 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0BB8792A for ; Sat, 29 Feb 2020 03:51:27 +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 D6644246A2 for ; Sat, 29 Feb 2020 03:51:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="i7qL34iQ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D6644246A2 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+patchwork-linux-arm=patchwork.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=+UMJ7+Q/Rs2kUu18rgAaiTMS1y6spjoevcP7vOJWtos=; b=i7qL34iQULyZw+h6/KNbMB0nHp uOEfSl7m7N75SgsPe1B0LdDqsBprJlt/l2IPG5FsyTnvM6hzaOJfrJvP2WPhQBxhSA5UdbElu3bbN JGkmpbPu75yhLuZfaOrLQMF+hLMkvyrJBAcvcbdQx/KlyiDZXn0pkiK63Nn+6izZsxotLqYsMQMuf bE5gK14gpGW9SCmUmru3CgLLptqVF8GuWQzmzGc7X3db/VYG9Ys1pSvP9OQHD6HfFCFR1adIfqq4y RVknC3E+VH8/ilknsOszJaQbnx/5AGDVuuBbRhoQ9E2f5aMM6RvzifLsehUAUXcFUna0ylSw13JiW jB4bG/Zg==; 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 1j7t9x-0006cI-8c; Sat, 29 Feb 2020 03:51:25 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1j7t9M-00068s-4z for linux-arm-kernel@lists.infradead.org; Sat, 29 Feb 2020 03:50:49 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 7392C2004ED; Sat, 29 Feb 2020 04:50:46 +0100 (CET) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 6F697200505; Sat, 29 Feb 2020 04:50:30 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id C2A8A402AD; Sat, 29 Feb 2020 11:50:16 +0800 (SGT) From: Anson Huang To: rui.zhang@intel.com, daniel.lezcano@linaro.org, amit.kucheria@verdurent.com, robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, catalin.marinas@arm.com, will@kernel.org, leonard.crestez@nxp.com, daniel.baluta@nxp.com, peng.fan@nxp.com, aford173@gmail.com, ping.bai@nxp.com, jun.li@nxp.com, shengjiu.wang@nxp.com, bjorn.andersson@linaro.org, olof@lixom.net, vkoul@kernel.org, dinguyen@kernel.org, marcin.juszkiewicz@linaro.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH V2 RESEND 4/4] arm64: dts: imx8mm: Add thermal zone support Date: Sat, 29 Feb 2020 11:44:22 +0800 Message-Id: <1582947862-11073-4-git-send-email-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1582947862-11073-1-git-send-email-Anson.Huang@nxp.com> References: <1582947862-11073-1-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-20200228_195048_469026_5AE50217 X-CRM114-Status: UNSURE ( 8.15 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-2.3 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [92.121.34.21 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 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 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add thermal zone and tmu node to support i.MX8MM thermal driver, ONLY cpu thermal zone is supported, and cpu cooling is also added. Signed-off-by: Anson Huang --- No change. --- arch/arm64/boot/dts/freescale/imx8mm.dtsi | 43 +++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi index b3d0b29..e438095 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi @@ -68,6 +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 { @@ -80,6 +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 { @@ -92,6 +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 { @@ -104,6 +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 { @@ -204,6 +208,38 @@ arm,no-tick-in-suspend; }; + 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>; + }; + }; + }; + }; + usbphynop1: usbphynop1 { compatible = "usb-nop-xceiv"; clocks = <&clk IMX8MM_CLK_USB_PHY_REF>; @@ -363,6 +399,13 @@ gpio-ranges = <&iomuxc 0 119 30>; }; + tmu: tmu@30260000 { + compatible = "fsl,imx8mm-tmu"; + reg = <0x30260000 0x10000>; + clocks = <&clk IMX8MM_CLK_TMU_ROOT>; + #thermal-sensor-cells = <0>; + }; + wdog1: watchdog@30280000 { compatible = "fsl,imx8mm-wdt", "fsl,imx21-wdt"; reg = <0x30280000 0x10000>;