t23x-public-dts/overlay/tegra234-soc-thermal-slowdown-cluster.dtsi

// SPDX-License-Identifier: GPL-2.0-only
// SPDX-FileCopyrightText: Copyright (c) 2023, NVIDIA CORPORATION & AFFILIATES.  All rights reserved.

#include <dt-bindings/thermal/thermal.h>

#define TEGRA234_THERMAL_SLOWDOWN_TEMP 99000

/ {
#ifndef REMOVE_FRAGMENT_SYNTAX
	fragment-t234-thermal-slowdown-cluster@0 {
		target-path = "/";
		__overlay__ {
#endif
			bus@0 {
				gpu@17000000 {
					#cooling-cells = <2>;
				};
			};

			cpus{
				cpu@0 {
					#cooling-cells = <2>;
				};

				cpu@10000 {
					#cooling-cells = <2>;
				};

				cpu@20000 {
					#cooling-cells = <2>;
				};
			};

			thermal-zones {
				cpu-thermal {
					trips {
						cpu_sw_slowdown: cpu-sw-slowdown {
							temperature = <TEGRA234_THERMAL_SLOWDOWN_TEMP>;
							hysteresis = <0>;
							type = "passive";
						};
					};

					cooling-maps {
						map-cpufreq {
							trip = <&cpu_sw_slowdown>;
							cooling-device = <&cpu0_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu1_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu2_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};

						map-devfreq {
							trip = <&cpu_sw_slowdown>;
							cooling-device = <&ga10b THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};
					};
				};

				gpu-thermal {
					trips {
						gpu_sw_slowdown: gpu-sw-slowdown {
							temperature = <TEGRA234_THERMAL_SLOWDOWN_TEMP>;
							hysteresis = <0>;
							type = "passive";
						};
					};

					cooling-maps {
						map-cpufreq {
							trip = <&gpu_sw_slowdown>;
							cooling-device = <&cpu0_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu1_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu2_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};

						map-devfreq {
							trip = <&gpu_sw_slowdown>;
							cooling-device = <&ga10b THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};
					};
				};

				cv0-thermal {
					trips {
						cv0_sw_slowdown: cv0-sw-slowdown {
							temperature = <TEGRA234_THERMAL_SLOWDOWN_TEMP>;
							hysteresis = <0>;
							type = "passive";
						};
					};

					cooling-maps {
						map-cpufreq {
							trip = <&cv0_sw_slowdown>;
							cooling-device = <&cpu0_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu1_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu2_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};

						map-devfreq {
							trip = <&cv0_sw_slowdown>;
							cooling-device = <&ga10b THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};
					};
				};

				cv1-thermal {
					trips {
						cv1_sw_slowdown: cv1-sw-slowdown {
							temperature = <TEGRA234_THERMAL_SLOWDOWN_TEMP>;
							hysteresis = <0>;
							type = "passive";
						};
					};

					cooling-maps {
						map-cpufreq {
							trip = <&cv1_sw_slowdown>;
							cooling-device = <&cpu0_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu1_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu2_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};

						map-devfreq {
							trip = <&cv1_sw_slowdown>;
							cooling-device = <&ga10b THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};
					};
				};

				cv2-thermal {
					trips {
						cv2_sw_slowdown: cv2-sw-slowdown {
							temperature = <TEGRA234_THERMAL_SLOWDOWN_TEMP>;
							hysteresis = <0>;
							type = "passive";
						};
					};

					cooling-maps {
						map-cpufreq {
							trip = <&cv2_sw_slowdown>;
							cooling-device = <&cpu0_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu1_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu2_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};

						map-devfreq {
							trip = <&cv2_sw_slowdown>;
							cooling-device = <&ga10b THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};
					};
				};

				soc0-thermal {
					trips {
						soc0_sw_slowdown: soc0-sw-slowdown {
							temperature = <TEGRA234_THERMAL_SLOWDOWN_TEMP>;
							hysteresis = <0>;
							type = "passive";
						};
					};

					cooling-maps {
						map-cpufreq {
							trip = <&soc0_sw_slowdown>;
							cooling-device = <&cpu0_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu1_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu2_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};

						map-devfreq {
							trip = <&soc0_sw_slowdown>;
							cooling-device = <&ga10b THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};
					};
				};

				soc1-thermal {
					trips {
						soc1_sw_slowdown: soc1-sw-slowdown {
							temperature = <TEGRA234_THERMAL_SLOWDOWN_TEMP>;
							hysteresis = <0>;
							type = "passive";
						};
					};

					cooling-maps {
						map-cpufreq {
							trip = <&soc1_sw_slowdown>;
							cooling-device = <&cpu0_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu1_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu2_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};

						map-devfreq {
							trip = <&soc1_sw_slowdown>;
							cooling-device = <&ga10b THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};
					};
				};

				soc2-thermal {
					trips {
						soc2_sw_slowdown: soc2-sw-slowdown {
							temperature = <TEGRA234_THERMAL_SLOWDOWN_TEMP>;
							hysteresis = <0>;
							type = "passive";
						};
					};

					cooling-maps {
						map-cpufreq {
							trip = <&soc2_sw_slowdown>;
							cooling-device = <&cpu0_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu1_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
									 <&cpu2_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};

						map-devfreq {
							trip = <&soc2_sw_slowdown>;
							cooling-device = <&ga10b THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
						};
					};
				};
			};
#ifndef REMOVE_FRAGMENT_SYNTAX
		};
	};
#endif
};