From patchwork Wed May 11 10:20:23 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wei Ni X-Patchwork-Id: 620970 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 3r4XFt1lSNz9t3g for ; Wed, 11 May 2016 20:21:06 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752289AbcEKKUd (ORCPT ); Wed, 11 May 2016 06:20:33 -0400 Received: from hqemgate14.nvidia.com ([216.228.121.143]:12704 "EHLO hqemgate14.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932134AbcEKKTG (ORCPT ); Wed, 11 May 2016 06:19:06 -0400 Received: from hqnvupgp08.nvidia.com (Not Verified[216.228.121.13]) by hqemgate14.nvidia.com id ; Wed, 11 May 2016 03:19:05 -0700 Received: from HQMAIL108.nvidia.com ([172.18.146.13]) by hqnvupgp08.nvidia.com (PGP Universal service); Wed, 11 May 2016 03:18:12 -0700 X-PGP-Universal: processed; by hqnvupgp08.nvidia.com on Wed, 11 May 2016 03:18:12 -0700 Received: from HQMAIL111.nvidia.com (172.20.187.18) by HQMAIL108.nvidia.com (172.18.146.13) with Microsoft SMTP Server (TLS) id 15.0.1130.7; Wed, 11 May 2016 10:19:05 +0000 Received: from HQMAIL106.nvidia.com (172.18.146.12) by HQMAIL111.nvidia.com (172.20.187.18) with Microsoft SMTP Server (TLS) id 15.0.1130.7; Wed, 11 May 2016 10:19:05 +0000 Received: from hqnvemgw02.nvidia.com (172.16.227.111) by HQMAIL106.nvidia.com (172.18.146.12) with Microsoft SMTP Server id 15.0.1130.7 via Frontend Transport; Wed, 11 May 2016 10:19:04 +0000 Received: from niwei-dev.nvidia.com (Not Verified[10.19.224.146]) by hqnvemgw02.nvidia.com with Trustwave SEG (v7, 5, 5, 8150) id ; Wed, 11 May 2016 03:19:05 -0700 From: Wei Ni To: , , , CC: , , , , , , , Wei Ni Subject: [PATCH v5 08/11] arm64: tegra: set hot trips for Tegra132 Date: Wed, 11 May 2016 18:20:23 +0800 Message-ID: <1462962026-19653-9-git-send-email-wni@nvidia.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1462962026-19653-1-git-send-email-wni@nvidia.com> References: <1462962026-19653-1-git-send-email-wni@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Enable throttle function for SOC_THERM. Set "hot" trips for cpu and gpu thermal zones, which can trigger the SOC_THERM hardware throttle. Signed-off-by: Wei Ni --- arch/arm64/boot/dts/nvidia/tegra132.dtsi | 41 +++++++++++++++++++++++++------- 1 file changed, 32 insertions(+), 9 deletions(-) diff --git a/arch/arm64/boot/dts/nvidia/tegra132.dtsi b/arch/arm64/boot/dts/nvidia/tegra132.dtsi index a3889e930010..3f3a46a4bd01 100644 --- a/arch/arm64/boot/dts/nvidia/tegra132.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra132.dtsi @@ -729,7 +729,9 @@ soctherm: thermal-sensor@700e2000 { compatible = "nvidia,tegra132-soctherm"; - reg = <0x0 0x700e2000 0x0 0x600>; + reg = <0x0 0x700e2000 0x0 0x600 /* 0: SOC_THERM reg_base */ + 0x0 0x70040000 0x0 0x200>; /* 2: CCROC reg_base */ + reg-names = "soctherm-reg", "ccroc-reg"; interrupts = ; clocks = <&tegra_car TEGRA124_CLK_TSENSOR>, <&tegra_car TEGRA124_CLK_SOC_THERM>; @@ -737,6 +739,15 @@ resets = <&tegra_car 78>; reset-names = "soctherm"; #thermal-sensor-cells = <1>; + + throttle-cfgs { + throttle_heavy: heavy { + nvidia,priority = <100>; + nvidia,cpu-throt-level = ; + + #cooling-cells = <2>; + }; + }; }; thermal-zones { @@ -753,13 +764,19 @@ hysteresis = <1000>; type = "critical"; }; + + cpu_throttle_trip: throttle-trip { + temperature = <102000>; + hysteresis = <1000>; + type = "hot"; + }; }; cooling-maps { - /* - * There are currently no cooling maps, - * because there are no cooling devices. - */ + map0 { + trip = <&cpu_throttle_trip>; + cooling-device = <&throttle_heavy 1 1>; + }; }; }; mem { @@ -797,13 +814,19 @@ hysteresis = <1000>; type = "critical"; }; + + gpu_throttle_trip: throttle-trip { + temperature = <99000>; + hysteresis = <1000>; + type = "hot"; + }; }; cooling-maps { - /* - * There are currently no cooling maps, - * because there are no cooling devices. - */ + map0 { + trip = <&gpu_throttle_trip>; + cooling-device = <&throttle_heavy 1 1>; + }; }; }; pllx {