From patchwork Mon Jan 18 10:04:08 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wei Ni X-Patchwork-Id: 569506 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 AB73414031D for ; Mon, 18 Jan 2016 21:03:30 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754516AbcARKD3 (ORCPT ); Mon, 18 Jan 2016 05:03:29 -0500 Received: from hqemgate14.nvidia.com ([216.228.121.143]:17901 "EHLO hqemgate14.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754049AbcARKD1 (ORCPT ); Mon, 18 Jan 2016 05:03:27 -0500 Received: from hqnvupgp08.nvidia.com (Not Verified[216.228.121.13]) by hqemgate14.nvidia.com id ; Mon, 18 Jan 2016 02:03:21 -0800 Received: from HQMAIL103.nvidia.com ([172.20.187.11]) by hqnvupgp08.nvidia.com (PGP Universal service); Mon, 18 Jan 2016 02:04:41 -0800 X-PGP-Universal: processed; by hqnvupgp08.nvidia.com on Mon, 18 Jan 2016 02:04:41 -0800 Received: from HKMAIL101.nvidia.com (10.18.16.10) by HQMAIL103.nvidia.com (172.20.187.11) with Microsoft SMTP Server (TLS) id 15.0.1130.7; Mon, 18 Jan 2016 10:03:25 +0000 Received: from niwei-dev.nvidia.com (10.19.224.146) by HKMAIL101.nvidia.com (10.18.16.10) with Microsoft SMTP Server (TLS) id 15.0.1104.5; Mon, 18 Jan 2016 10:03:22 +0000 From: Wei Ni To: , CC: , , , , , Wei Ni Subject: [PATCH V3 07/11] of: Add bindings of hw-trips for soctherm Date: Mon, 18 Jan 2016 18:04:08 +0800 Message-ID: <1453111448-12445-1-git-send-email-wni@nvidia.com> X-Mailer: git-send-email 1.9.1 X-NVConfidentiality: public MIME-Version: 1.0 X-Originating-IP: [10.19.224.146] X-ClientProxiedBy: DRBGMAIL103.nvidia.com (10.18.16.22) To HKMAIL101.nvidia.com (10.18.16.10) Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Add hw-trips sub-node for soctherm, which is used to describe the hardware trip points for each soctherm sensors. Signed-off-by: Wei Ni --- .../devicetree/bindings/thermal/tegra-soctherm.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt b/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt index 6b68cd150405..75dc9dbe7e1a 100644 --- a/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt +++ b/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt @@ -26,6 +26,15 @@ Required properties : of this property. See for a list of valid values when referring to thermal sensors. +Optional properties: +- hw-trip-points : A sub-node which is a container of hardware trip points + for each sensors. + * sensors: Sub-nodes which are used to describe the HW trip points info, + must be named as "cpu", "gpu", "mem", "pll". + Properties: + - thermtrip-temperature : Shutdown or reset temperature in millicelsius, + once the temperature of this sensor is higher than the + thermtrip-temperature, the system will be shutdown or reset. Example : @@ -40,6 +49,21 @@ Example : reset-names = "soctherm"; #thermal-sensor-cells = <1>; + + hw-trip-points { + cpu { + thermtrip-temperature = <103000>; + }; + gpu { + thermtrip-temperature = <103500>; + }; + mem { + thermtrip-temperature = <103500>; + }; + pll { + thermtrip-temperature = <105000>; + }; + }; }; Example: referring to thermal sensors :