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: 290763 Return-Path: X-Original-To: incoming-imx@patchwork.ozlabs.org Delivered-To: patchwork-incoming-imx@bilbo.ozlabs.org Received: from casper.infradead.org (unknown [IPv6:2001:770:15f::2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 353472C00C1 for ; Wed, 13 Nov 2013 06:52:16 +1100 (EST) 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 (------) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-6.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at http://www.dnswl.org/, high trust [192.94.94.41 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] 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-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org List-Id: linux-imx-kernel.lists.patchwork.ozlabs.org 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"; + }; + }; +};