From mboxrd@z Thu Jan 1 00:00:00 1970 From: edubezval@gmail.com (Eduardo Valentin) Date: Wed, 24 Sep 2014 14:40:56 -0400 Subject: [PATCH v5 1/4] of: Add bindings for nvidia,tegra124-soctherm In-Reply-To: <1408616242-21009-2-git-send-email-mperttunen@nvidia.com> References: <1408616242-21009-1-git-send-email-mperttunen@nvidia.com> <1408616242-21009-2-git-send-email-mperttunen@nvidia.com> Message-ID: <20140924184054.GA7593@developer> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hello, On Thu, Aug 21, 2014 at 01:17:19PM +0300, Mikko Perttunen wrote: > This adds binding documentation and headers for the Tegra124 > SOCTHERM device tree node. > > Signed-off-by: Mikko Perttunen > Acked-by: Stephen Warren Acked-by: Eduardo Valentin Stephen, are you still queueing this series in your tree? > --- > .../devicetree/bindings/thermal/tegra-soctherm.txt | 53 ++++++++++++++++++++++ > include/dt-bindings/thermal/tegra124-soctherm.h | 13 ++++++ > 2 files changed, 66 insertions(+) > create mode 100644 Documentation/devicetree/bindings/thermal/tegra-soctherm.txt > create mode 100644 include/dt-bindings/thermal/tegra124-soctherm.h > > diff --git a/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt b/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt > new file mode 100644 > index 0000000..ecf3ed7 > --- /dev/null > +++ b/Documentation/devicetree/bindings/thermal/tegra-soctherm.txt > @@ -0,0 +1,53 @@ > +Tegra124 SOCTHERM thermal management system > + > +The SOCTHERM IP block contains thermal sensors, support for polled > +or interrupt-based thermal monitoring, CPU and GPU throttling based > +on temperature trip points, and handling external overcurrent > +notifications. It is also used to manage emergency shutdown in an > +overheating situation. > + > +Required properties : > +- compatible : "nvidia,tegra124-soctherm". > +- reg : Should contain 1 entry: > + - SOCTHERM register set > +- interrupts : Defines the interrupt used by SOCTHERM > +- clocks : Must contain an entry for each entry in clock-names. > + See ../clocks/clock-bindings.txt for details. > +- clock-names : Must include the following entries: > + - tsensor > + - soctherm > +- resets : Must contain an entry for each entry in reset-names. > + See ../reset/reset.txt for details. > +- reset-names : Must include the following entries: > + - soctherm > +- #thermal-sensor-cells : Should be 1. See ./thermal.txt for a description > + of this property. See for a > + list of valid values when referring to thermal sensors. > + > + > +Example : > + > + soctherm at 0,700e2000 { > + compatible = "nvidia,tegra124-soctherm"; > + reg = <0x0 0x700e2000 0x0 0x1000>; > + interrupts = ; > + clocks = <&tegra_car TEGRA124_CLK_TSENSOR>, > + <&tegra_car TEGRA124_CLK_SOC_THERM>; > + clock-names = "tsensor", "soctherm"; > + resets = <&tegra_car 78>; > + reset-names = "soctherm"; > + > + #thermal-sensor-cells = <1>; > + }; > + > +Example: referring to thermal sensors : > + > + thermal-zones { > + cpu { > + polling-delay-passive = <1000>; > + polling-delay = <1000>; > + > + thermal-sensors = > + <&soctherm TEGRA124_SOCTHERM_SENSOR_CPU>; > + }; > + }; > diff --git a/include/dt-bindings/thermal/tegra124-soctherm.h b/include/dt-bindings/thermal/tegra124-soctherm.h > new file mode 100644 > index 0000000..85aaf66 > --- /dev/null > +++ b/include/dt-bindings/thermal/tegra124-soctherm.h > @@ -0,0 +1,13 @@ > +/* > + * This header provides constants for binding nvidia,tegra124-soctherm. > + */ > + > +#ifndef _DT_BINDINGS_THERMAL_TEGRA124_SOCTHERM_H > +#define _DT_BINDINGS_THERMAL_TEGRA124_SOCTHERM_H > + > +#define TEGRA124_SOCTHERM_SENSOR_CPU 0 > +#define TEGRA124_SOCTHERM_SENSOR_MEM 1 > +#define TEGRA124_SOCTHERM_SENSOR_GPU 2 > +#define TEGRA124_SOCTHERM_SENSOR_PLLX 3 > + > +#endif > -- > 1.8.1.5 >