From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Ni Subject: [PATCH V1 06/10] of: Add bindings of hw-trips for soctherm Date: Wed, 13 Jan 2016 16:00:22 +0800 Message-ID: <1452672022-387-1-git-send-email-wni@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-kernel-owner@vger.kernel.org To: rui.zhang@intel.com, mikko.perttunen@kapsi.fi, swarren@wwwdotorg.org Cc: linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, Wei Ni List-Id: 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 | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt b/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt index 6b68cd150405..77aef0b4968b 100644 --- a/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt +++ b/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt @@ -26,6 +26,18 @@ Required properties : of this property. See for a list of valid values when referring to thermal sensors. +Optional properties: +- hw-trips : 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: + - therm-temp : Shutdown temperature in millicelsius, once the + temperature of this sensor is higher than the therm-temp, the system + will be reset or shutdown. + - throt-temp : HW throttle temperature in millicelsius, once the + temperature of this sensor is higher than the throt-temp, the HW + throttle will be triggered in soctherm. (Not implement yet) Example : @@ -40,6 +52,23 @@ Example : reset-names = "soctherm"; #thermal-sensor-cells = <1>; + + hw-trips { + cpu { + therm-temp = <103000>; + throt-temp = <98500>; + }; + gpu { + therm-temp = <103500>; + throt-temp = <100000>; + }; + mem { + therm-temp = <103500>; + }; + pll { + therm-temp = <105000>; + }; + }; }; Example: referring to thermal sensors : -- 1.9.1