linux/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts

// SPDX-License-Identifier: GPL-2.0
/dts-v1/;

#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/input/gpio-keys.h>

#include "tegra194-p2888.dtsi"

/ {
	model = "NVIDIA Jetson AGX Xavier Development Kit";
	compatible = "nvidia,p2972-0000", "nvidia,tegra194";

	cbb {
		ddc: i2c@31c0000 {
			status = "okay";
		};

		/* SDMMC1 (SD/MMC) */
		sdhci@3400000 {
			status = "okay";
		};

		hda@3510000 {
			nvidia,model = "jetson-xavier-hda";
			status = "okay";
		};

		pwm@c340000 {
			status = "okay";
		};

		host1x@13e00000 {
			display-hub@15200000 {
				status = "okay";
			};

			dpaux@155e0000 {
				status = "okay";
			};

			sor@15b80000 {
				status = "okay";

				avdd-io-supply = <&vdd_1v0>;
				vdd-pll-supply = <&vdd_1v8hs>;
				hdmi-supply = <&vdd_hdmi>;

				nvidia,ddc-i2c-bus = <&ddc>;
				nvidia,hpd-gpio = <&gpio TEGRA194_MAIN_GPIO(M, 2)
							 GPIO_ACTIVE_LOW>;
			};
		};
	};

	fan: fan {
		compatible = "pwm-fan";
		pwms = <&pwm4 0 45334>;

		cooling-levels = <0 64 128 255>;
		cooling-min-state = <0>;
		cooling-max-state = <3>;
		#cooling-cells = <2>;
	};

	gpio-keys {
		compatible = "gpio-keys";

		force-recovery {
			label = "Force Recovery";
			gpios = <&gpio TEGRA194_MAIN_GPIO(G, 0)
				       GPIO_ACTIVE_LOW>;
			linux,input-type = <EV_KEY>;
			linux,code = <BTN_1>;
			debounce-interval = <10>;
		};

		power {
			label = "Power";
			gpios = <&gpio_aon TEGRA194_AON_GPIO(EE, 4)
					   GPIO_ACTIVE_LOW>;
			linux,input-type = <EV_KEY>;
			linux,code = <KEY_POWER>;
			debounce-interval = <10>;
			wakeup-event-action = <EV_ACT_ASSERTED>;
			wakeup-source;
		};
	};

	thermal-zones {
		cpu {
			polling-delay = <0>;
			polling-delay-passive = <500>;
			status = "okay";

			trips {
				cpu_trip_critical: critical {
					temperature = <96500>;
					hysteresis = <0>;
					type = "critical";
				};

				cpu_trip_hot: hot {
					temperature = <70000>;
					hysteresis = <2000>;
					type = "hot";
				};

				cpu_trip_active: active {
					temperature = <50000>;
					hysteresis = <2000>;
					type = "active";
				};

				cpu_trip_passive: passive {
					temperature = <30000>;
					hysteresis = <2000>;
					type = "passive";
				};
			};

			cooling-maps {
				cpu-critical {
					cooling-device = <&fan 3 3>;
					trip = <&cpu_trip_critical>;
				};

				cpu-hot {
					cooling-device = <&fan 2 2>;
					trip = <&cpu_trip_hot>;
				};

				cpu-active {
					cooling-device = <&fan 1 1>;
					trip = <&cpu_trip_active>;
				};

				cpu-passive {
					cooling-device = <&fan 0 0>;
					trip = <&cpu_trip_passive>;
				};
			};
		};

		gpu {
			polling-delay = <0>;
			polling-delay-passive = <500>;
			status = "okay";

			trips {
				gpu_alert0: critical {
					temperature = <99000>;
					hysteresis = <0>;
					type = "critical";
				};
			};
		};

		aux {
			polling-delay = <0>;
			polling-delay-passive = <500>;
			status = "okay";

			trips {
				aux_alert0: critical {
					temperature = <90000>;
					hysteresis = <0>;
					type = "critical";
				};
			};
		};
	};
};