From patchwork Fri Sep 26 09:43:12 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikko Perttunen X-Patchwork-Id: 393627 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3D35C140085 for ; Fri, 26 Sep 2014 19:44:26 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753561AbaIZJnh (ORCPT ); Fri, 26 Sep 2014 05:43:37 -0400 Received: from mail.kapsi.fi ([217.30.184.167]:58217 "EHLO mail.kapsi.fi" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751422AbaIZJng (ORCPT ); Fri, 26 Sep 2014 05:43:36 -0400 Received: from [2001:708:30:12d0:beee:7bff:fe5b:f272] (helo=katsura.kyla.fi) by mail.kapsi.fi with esmtpsa (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.72) (envelope-from ) id 1XXS3o-00079W-Ph; Fri, 26 Sep 2014 12:43:32 +0300 From: Mikko Perttunen To: edubezval@gmail.com, swarren@wwwdotorg.org, thierry.reding@gmail.com Cc: linux-pm@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, juha-matti.tilli@iki.fi, Mikko Perttunen Subject: [PATCH v6 3/4] ARM: tegra: Add thermal trip points for Jetson TK1 Date: Fri, 26 Sep 2014 12:43:12 +0300 Message-Id: <1411724593-4037-4-git-send-email-cyndis@kapsi.fi> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1411724593-4037-1-git-send-email-cyndis@kapsi.fi> References: <1411724593-4037-1-git-send-email-cyndis@kapsi.fi> X-SA-Exim-Connect-IP: 2001:708:30:12d0:beee:7bff:fe5b:f272 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org From: Mikko Perttunen This adds critical trip points to the Jetson TK1 device tree. The device will do a controlled shutdown when either the CPU, GPU or MEM thermal zone reaches 101 degrees Celsius. Signed-off-by: Mikko Perttunen --- v6: added comments to cooling map nodes arch/arm/boot/dts/tegra124-jetson-tk1.dts | 44 +++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1.dts b/arch/arm/boot/dts/tegra124-jetson-tk1.dts index 0cdb5cf..66a5eaf 100644 --- a/arch/arm/boot/dts/tegra124-jetson-tk1.dts +++ b/arch/arm/boot/dts/tegra124-jetson-tk1.dts @@ -1876,4 +1876,48 @@ <&tegra_car TEGRA124_CLK_EXTERN1>; clock-names = "pll_a", "pll_a_out0", "mclk"; }; + + thermal-zones { + cpu { + trips { + trip@0 { + temperature = <101000>; + hysteresis = <0>; + type = "critical"; + }; + }; + + cooling-maps { + /* There are currently no cooling maps because there are no cooling devices */ + }; + }; + + mem { + trips { + trip@0 { + temperature = <101000>; + hysteresis = <0>; + type = "critical"; + }; + }; + + cooling-maps { + /* There are currently no cooling maps because there are no cooling devices */ + }; + }; + + gpu { + trips { + trip@0 { + temperature = <101000>; + hysteresis = <0>; + type = "critical"; + }; + }; + + cooling-maps { + /* There are currently no cooling maps because there are no cooling devices */ + }; + }; + }; };