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ARM: dts: rockchip: add RK3288 Thermal data

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This patch changes a dtsi file to contain the thermal data
on RK3288 and later SoCs. This data will
enable a thermal shutdown over 90C.

Signed-off-by: Caesar Wang <caesar.wang@rock-chips.com>
Reviewed-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Caesar Wang 2014-11-24 12:59:00 +08:00 • committed by Heiko Stuebner
parent b77d43943e
commit 9774d96beb
1 changed files with 74 additions and 0 deletions
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74
arch/arm/boot/dts/rk3288-thermal.dtsi Normal file
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/*
* Device Tree Source for RK3288 SoC thermal
*
* Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
*
* 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 <dt-bindings/thermal/thermal.h>
reserve_thermal: reserve_thermal {
polling-delay-passive = <1000>; /* milliseconds */
polling-delay = <5000>; /* milliseconds */
thermal-sensors = <&tsadc 0>;
};
cpu_thermal: cpu_thermal {
polling-delay-passive = <1000>; /* milliseconds */
polling-delay = <5000>; /* milliseconds */
thermal-sensors = <&tsadc 1>;
trips {
cpu_alert0: cpu_alert0 {
temperature = <70000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "passive";
};
cpu_crit: cpu_crit {
temperature = <90000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&cpu_alert0>;
cooling-device =
<&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
};
gpu_thermal: gpu_thermal {
polling-delay-passive = <1000>; /* milliseconds */
polling-delay = <5000>; /* milliseconds */
thermal-sensors = <&tsadc 2>;
trips {
gpu_alert0: gpu_alert0 {
temperature = <70000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "passive";
};
gpu_crit: gpu_crit {
temperature = <90000>; /* millicelsius */
hysteresis = <2000>; /* millicelsius */
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&gpu_alert0>;
cooling-device =
<&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
};
};
};