From patchwork Mon Apr 20 12:46:34 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?Q2zDqW1lbnQgUMOpcm9u?= X-Patchwork-Id: 201759 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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 A1FD0C3815B for ; Mon, 20 Apr 2020 12:53:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 816C6206D4 for ; Mon, 20 Apr 2020 12:53:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="VfHuYExQ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728924AbgDTMqy (ORCPT ); Mon, 20 Apr 2020 08:46:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33404 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726726AbgDTMqm (ORCPT ); Mon, 20 Apr 2020 08:46:42 -0400 Received: from mail-wr1-x436.google.com (mail-wr1-x436.google.com [IPv6:2a00:1450:4864:20::436]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 26599C061A0F; Mon, 20 Apr 2020 05:46:41 -0700 (PDT) Received: by mail-wr1-x436.google.com with SMTP id j2so11955001wrs.9; Mon, 20 Apr 2020 05:46:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=n/ha8QAQ1qR8D+PPkPVAqbB8YM+gWp3JsCHNoS/IoFE=; b=VfHuYExQZ97JSY37qYtKiIzXOvUHrwNWaDOzQk27e9rqoAuanaoWWV2xShG3NO1wdN 7K6HuEEHVzdCEKRVx47481DWd9e2BpWd+B//oXI3k9PFJiVJRBHTmzAPa4q+/mY+ijQ0 0SEcBPSsbgJYw1kqYpSxXL7adM5iPgrY9LG/4zgjAg12c23/qjBFXOLVfqpR087WVNvz uEc6O2r7kbOrir8rgAZvNePdwMjsEDvu3h/B9vmBzEnWpOAQTuhrMCNXbqs10DXauygd nN1muoiob6bj3y2t1VyxjXM82llz4lHaVOvCR1AhbaFDWusaoNpgrgZrD9dRcHnVVJqf +xKg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=n/ha8QAQ1qR8D+PPkPVAqbB8YM+gWp3JsCHNoS/IoFE=; b=HARx07+jsoRVCgI+KYj41+0pGtTw1UEKRgILNO7wQS3ww1fY4b+rvxthEjU34vy1xv +/PRw3PcUyTxTdULZRBxOu/GY7HK+BRYK8mSNjsiMF18QIeeLmVwh++J8fpG1x/rm29C SYC019YBrsQPgA3n+hFBD3SN0rH96jZfN8NJZIt4DBXNHm10c8ENKtOUxeSeoz+z/375 gmGGZFP+vgJ3flYGWhvEh/a8CFOVRsgBQzxchKtjP9rI969feazVFB+itiPTIxYaF9Ng 14bDzAHUooMyO72azyLUVHdFcMPj8IU2Rv8Op1LNNZL6zyKrvfzsxzqd+dG5omIo0ADC 2OFg== X-Gm-Message-State: AGi0Puar/51QENYTSxgZxsAukcF2yu4G+eVWWVYkBGpdu+X3OdRhB21J cFBDFejcvr/9pBBAqniT/SQ= X-Google-Smtp-Source: APiQypKnx33o/rJS2SWygWjCaWHRxWvOotCeldokd3D5Mero1E+X+SKoXFMzcdQhRJxrt8mqZeA+8A== X-Received: by 2002:adf:8162:: with SMTP id 89mr17890205wrm.387.1587386799750; Mon, 20 Apr 2020 05:46:39 -0700 (PDT) Received: from localhost.localdomain ([2a01:e0a:1f1:d0f0:4e7:1fdd:b7c2:b3ab]) by smtp.gmail.com with ESMTPSA id h17sm1217802wmm.6.2020.04.20.05.46.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Apr 2020 05:46:39 -0700 (PDT) From: =?utf-8?b?Q2zDqW1lbnQgUMOpcm9u?= To: Maxime Ripard , Chen-Yu Tsai , Rob Herring Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi , Ondrej Jirman , =?utf-8?b?Q2zDqW1lbnQgUMOpcm9u?= Subject: [PATCH v4 2/2] arm64: dts: allwinner: h6: Add thermal trip points/cooling map Date: Mon, 20 Apr 2020 14:46:34 +0200 Message-Id: <20200420124634.32726-3-peron.clem@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200420124634.32726-1-peron.clem@gmail.com> References: <20200420124634.32726-1-peron.clem@gmail.com> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Ondrej Jirman This enables passive cooling by down-regulating CPU voltage and frequency. Signed-off-by: Ondrej Jirman Signed-off-by: Clément Péron --- arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 24 ++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi index 370e77b86fe1..60da1627772b 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi @@ -964,6 +964,30 @@ polling-delay-passive = <0>; polling-delay = <0>; thermal-sensors = <&ths 0>; + + trips { + cpu_alert: cpu-alert { + temperature = <85000>; + hysteresis = <2000>; + type = "passive"; + }; + + cpu-crit { + temperature = <100000>; + hysteresis = <0>; + type = "critical"; + }; + }; + + cooling-maps { + map0 { + trip = <&cpu_alert>; + 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 {