From patchwork Tue Nov 12 19:46:16 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Eduardo Valentin X-Patchwork-Id: 3175261 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id A2FBAC045B for ; Tue, 12 Nov 2013 19:51:56 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8D41B205E7 for ; Tue, 12 Nov 2013 19:51:55 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4E241205DF for ; Tue, 12 Nov 2013 19:51:54 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VgJyY-0006bc-W4; Tue, 12 Nov 2013 19:50:15 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VgJy6-0000vQ-92; Tue, 12 Nov 2013 19:49:46 +0000 Received: from bear.ext.ti.com ([192.94.94.41]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VgJy2-0000sa-6F for linux-arm-kernel@lists.infradead.org; Tue, 12 Nov 2013 19:49:43 +0000 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id rACJnBYU030980; Tue, 12 Nov 2013 13:49:11 -0600 Received: from DLEE70.ent.ti.com (dlee70.ent.ti.com [157.170.170.113]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id rACJnBMP007470; Tue, 12 Nov 2013 13:49:11 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE70.ent.ti.com (157.170.170.113) with Microsoft SMTP Server id 14.2.342.3; Tue, 12 Nov 2013 13:49:10 -0600 Received: from legion.dal.design.ti.com (legion.dal.design.ti.com [128.247.22.53]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id rACJnA0t031519; Tue, 12 Nov 2013 13:49:10 -0600 Received: from localhost (h68-8.vpn.ti.com [172.24.68.8]) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id rACJn1t17944; Tue, 12 Nov 2013 13:49:01 -0600 (CST) From: Eduardo Valentin To: , , , , , , Subject: [PATCHv5 14/20] arm: dts: add omap5 GPU thermal data Date: Tue, 12 Nov 2013 15:46:16 -0400 Message-ID: <1384285582-16933-15-git-send-email-eduardo.valentin@ti.com> X-Mailer: git-send-email 1.8.2.1.342.gfa7285d In-Reply-To: <1384285582-16933-1-git-send-email-eduardo.valentin@ti.com> References: <1384285582-16933-1-git-send-email-eduardo.valentin@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20131112_144942_360528_4A2E27C0 X-CRM114-Status: GOOD ( 13.75 ) X-Spam-Score: -6.9 (------) Cc: devicetree@vger.kernel.org, wni@nvidia.com, durgadoss.r@intel.com, linux-pm@vger.kernel.org, Tony Lindgren , linux-kernel@vger.kernel.org, lm-sensors@lm-sensors.org, Eduardo Valentin , =?UTF-8?q?Beno=C3=AEt=20Cousson?= , grant.likely@linaro.org, Russell King , linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch changes a dtsi file to contain the thermal data for GPU domain on OMAP5 and later SoCs. This data will enable a thermal shutdown at 125C. This thermal data can be reused across TI SoC devices. Cc: "Benoît Cousson" Cc: Tony Lindgren Cc: Rob Herring Cc: Pawel Moll Cc: Mark Rutland Cc: Stephen Warren Cc: Ian Campbell Cc: Russell King Cc: linux-omap@vger.kernel.org Cc: devicetree@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Eduardo Valentin --- Change from v4: - Using string constants instead of macros on trip types arch/arm/boot/dts/omap5-gpu-thermal.dtsi | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 arch/arm/boot/dts/omap5-gpu-thermal.dtsi diff --git a/arch/arm/boot/dts/omap5-gpu-thermal.dtsi b/arch/arm/boot/dts/omap5-gpu-thermal.dtsi new file mode 100644 index 0000000..1b87aca --- /dev/null +++ b/arch/arm/boot/dts/omap5-gpu-thermal.dtsi @@ -0,0 +1,28 @@ +/* + * Device Tree Source for OMAP543x SoC GPU thermal + * + * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ + * Contact: Eduardo Valentin + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +#include + +gpu_thermal: gpu_thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <1000>; /* milliseconds */ + + /* sensor ID */ + thermal-sensors = <&bandgap 1>; + + trips { + gpu_crit: gpu_crit { + temperature = <125000>; /* milliCelsius */ + hysteresis = <2000>; /* milliCelsius */ + type = "critical"; + }; + }; +};