tegrakernel/hardware/nvidia/soc/t210/kernel-dts/tegra210-soc/tegra210-thermal-Tboard-Tdi...

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2022-02-16 09:13:02 -06:00
/*
* arch/arm64/boot/dts/tegra210-platforms/tegra210-thermal-Tboard-Tdiode.dtsi
*
* Copyright (c) 2014 - 2017, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <dt-bindings/thermal/thermal.h>
/ {
tegra210_emc_dram_cdev: external-memory-controller@7001b000 {
#cooling-cells = <2>;
};
thermal-zones {
Tboard_tegra {
status = "disabled";
polling-delay = <0>;
polling-delay-passive = <5000>;
thermal-sensors = <&tegra_nct72 0>;
thermal-zone-params {
governor-name = "pid_thermal_gov";
};
tboard_dram_cool_dev: dram-cool-dev {
#cooling-cells = <2>; /* min followed by max */
};
trips {
tboard_dram_throttle: dram-throttle {
temperature = <70000>;
hysteresis = <1000>;
type = "passive";
writable;
};
};
cooling-maps {
map-tegra-dram {
trip = <&tboard_dram_throttle>;
cooling-device = <&tegra210_emc_dram_cdev 1 1>;
cdev-type = "tegra-dram";
};
};
};
Tdiode_tegra {
status = "disabled";
polling-delay = <0>;
polling-delay-passive = <1000>;
thermal-sensors = <&tegra_nct72 1>;
thermal-zone-params {
governor-name = "pid_thermal_gov";
};
tdiode_shutdown_warn_cool_dev: shutdown-warn-cool-dev {
#cooling-cells = <2>; /* min followed by max */
};
trips {
tdiode_shutdown_warn: shutdown-warn-throttle {
temperature = <104000>;
hysteresis = <1000>;
type = "passive";
};
};
cooling-maps {
map-shutdown-warn {
trip = <&tdiode_shutdown_warn>;
cooling-device = <&tdiode_shutdown_warn_cool_dev
THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
cdev-type = "shutdown_warning";
};
};
};
};
};