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=-13.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,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 37D1DC433E4 for ; Fri, 17 Jul 2020 16:02:47 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 05402204EA for ; Fri, 17 Jul 2020 16:02:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="XaZqi+WM"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="ZG2Ki6oB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 05402204EA Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+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=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version: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=+JKPCkUwQ8Bloamj2IYEwL5MJygiuEYv6Np4xGbzQOk=; b=XaZqi+WM7uGFnE2PKEdj7a9fB pk4G73c7D1Rcr0pZTXfKc1ppfb8gFtBfRd/OUSJ44wFRfA7xr6zam60PoOr6l4VSP4cVxjqU0vtzr bbPlYc8LcqmV0eUn+jjxVlEkGbuRu1pPmvg52bVwTlMpPGmJoan2RqhSo/VfhWgJOKC11/mRLHQ8Y ave4jCkJm6aUNPUXkvq8U4aN+Tl24OQ6W5pUlqM0BiuBpLXxQbeDwefs6/bYVjhRvSvv4aW0Wkvtu 9Mo7yQiZW3DQ6AxTGmQvwVt0vFTxCr3TuIGBj/JVZnaj1SYzXEvKNwpbnYu47iStZ15gWVaeAMt8A sHsRJ+NpA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jwSnc-0006DP-W6; Fri, 17 Jul 2020 16:01:25 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jwSnF-00063R-3N for linux-arm-kernel@lists.infradead.org; Fri, 17 Jul 2020 16:01:02 +0000 Received: from wens.tw (mirror2.csie.ntu.edu.tw [140.112.194.72]) (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 4A0772083B; Fri, 17 Jul 2020 16:01:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595001660; bh=fsR2V9nMIGiFHgCWlU7kwwTgW3J9FqqBZRna6Su3DBM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZG2Ki6oBuZkZFWpVRuw/FgN0huucmjfwGn0ka0zUewV80jHFJ7v8SPNJdafLGUMXm 7vLIbOJ9ED5wYqUBGvHFMQbzutmOVK0h+G1BRcS4xGDyrnK+KIFtN1BMDURTvc7mk+ X6J3rQUcAWf8aNOtE5ll2mAJy+dPHux8gwQQdDJ8= Received: by wens.tw (Postfix, from userid 1000) id 3FABF5FD07; Sat, 18 Jul 2020 00:00:55 +0800 (CST) From: Chen-Yu Tsai To: Maxime Ripard Subject: [PATCH v2 5/8] arm64: dts: allwinner: h5: Add trip and cooling maps to CPU thermal zones Date: Sat, 18 Jul 2020 00:00:50 +0800 Message-Id: <20200717160053.31191-6-wens@kernel.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200717160053.31191-1-wens@kernel.org> References: <20200717160053.31191-1-wens@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200717_120101_285353_4EA48091 X-CRM114-Status: GOOD ( 10.95 ) 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: devicetree@vger.kernel.org, Chen-Yu Tsai , Rob Herring , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Chen-Yu Tsai This enables passive cooling by down-regulating CPU voltage and frequency. The trip points were copied from the H3. Signed-off-by: Chen-Yu Tsai --- arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi | 30 ++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi index 09523f6011c5..6735e316a39c 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi @@ -3,6 +3,8 @@ #include +#include + / { cpus { #address-cells = <1>; @@ -15,6 +17,7 @@ cpu0: cpu@0 { enable-method = "psci"; clocks = <&ccu CLK_CPUX>; clock-latency-ns = <244144>; /* 8 32k periods */ + #cooling-cells = <2>; }; cpu1: cpu@1 { @@ -24,6 +27,7 @@ cpu1: cpu@1 { enable-method = "psci"; clocks = <&ccu CLK_CPUX>; clock-latency-ns = <244144>; /* 8 32k periods */ + #cooling-cells = <2>; }; cpu2: cpu@2 { @@ -33,6 +37,7 @@ cpu2: cpu@2 { enable-method = "psci"; clocks = <&ccu CLK_CPUX>; clock-latency-ns = <244144>; /* 8 32k periods */ + #cooling-cells = <2>; }; cpu3: cpu@3 { @@ -42,6 +47,7 @@ cpu3: cpu@3 { enable-method = "psci"; clocks = <&ccu CLK_CPUX>; clock-latency-ns = <244144>; /* 8 32k periods */ + #cooling-cells = <2>; }; }; @@ -173,6 +179,30 @@ cpu_thermal: cpu-thermal { polling-delay-passive = <0>; polling-delay = <0>; thermal-sensors = <&ths 0>; + + trips { + cpu_hot_trip: cpu-hot { + temperature = <80000>; + hysteresis = <2000>; + type = "passive"; + }; + + cpu_very_hot_trip: cpu-very-hot { + temperature = <100000>; + hysteresis = <0>; + type = "critical"; + }; + }; + + cooling-maps { + cpu-hot-limit { + trip = <&cpu_hot_trip>; + cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; }; gpu_thermal { -- 2.27.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel