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2024-01-03 2f7c68cb55ecb7331f2381deb497c27155f32faf 
 kernel/arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts
....@@ -1,16 +1,349 @@
11 // SPDX-License-Identifier: GPL-2.0
22 /dts-v1/;
33 
4
+#include <dt-bindings/input/linux-event-codes.h>
5
+#include <dt-bindings/input/gpio-keys.h>
6
+
47 #include "tegra194-p2888.dtsi"
58 
69 / {
7
-	model = "NVIDIA Tegra194 P2972-0000 Development Board";
10
+	model = "NVIDIA Jetson AGX Xavier Developer Kit";
811 	compatible = "nvidia,p2972-0000", "nvidia,tegra194";
912 
10
-	cbb {
11
-		/* SDMMC1 (SD/MMC) */
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-		sdhci@3400000 {
13
+	bus@0 {
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+		aconnect@2900000 {
1315 			status = "okay";
16
+
17
+			dma-controller@2930000 {
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+				status = "okay";
19
+			};
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+
21
+			interrupt-controller@2a40000 {
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+				status = "okay";
23
+			};
24
+		};
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+
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+		i2c@3160000 {
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+			eeprom@56 {
28
+				compatible = "atmel,24c02";
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+				reg = <0x56>;
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+
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+				label = "system";
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+				vcc-supply = <&vdd_1v8ls>;
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+				address-width = <8>;
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+				pagesize = <8>;
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+				size = <256>;
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+				read-only;
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+			};
38
+		};
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+
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+		ddc: i2c@31c0000 {
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+			status = "okay";
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+		};
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+
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+		/* SDMMC1 (SD/MMC) */
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+		mmc@3400000 {
46
+			status = "okay";
47
+		};
48
+
49
+		hda@3510000 {
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+			nvidia,model = "jetson-xavier-hda";
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+			status = "okay";
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+		};
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+
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+		padctl@3520000 {
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+			status = "okay";
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+
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+			pads {
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+				usb2 {
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+					lanes {
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+						usb2-1 {
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+							status = "okay";
62
+						};
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+
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+						usb2-3 {
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+							status = "okay";
66
+						};
67
+					};
68
+				};
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+
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+				usb3 {
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+					lanes {
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+						usb3-0 {
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+							status = "okay";
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+						};
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+
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+						usb3-3 {
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+							status = "okay";
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+						};
79
+					};
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+				};
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+			};
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+
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+			ports {
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+				usb2-1 {
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+					mode = "host";
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+					status = "okay";
87
+				};
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+
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+				usb2-3 {
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+					mode = "host";
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+					status = "okay";
92
+				};
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+
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+				usb3-0 {
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+					nvidia,usb2-companion = <1>;
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+					status = "okay";
97
+				};
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+
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+				usb3-3 {
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+					nvidia,usb2-companion = <3>;
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+					maximum-speed = "super-speed";
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+					status = "okay";
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+				};
104
+			};
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+		};
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+
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+		usb@3610000 {
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+			status = "okay";
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+
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+			phys =	<&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-1}>,
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+				<&{/bus@0/padctl@3520000/pads/usb2/lanes/usb2-3}>,
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+				<&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-0}>,
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+				<&{/bus@0/padctl@3520000/pads/usb3/lanes/usb3-3}>;
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+			phy-names = "usb2-1", "usb2-3", "usb3-0", "usb3-3";
115
+		};
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+
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+		pwm@c340000 {
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+			status = "okay";
119
+		};
120
+
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+		host1x@13e00000 {
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+			display-hub@15200000 {
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+				status = "okay";
124
+			};
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+
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+			dpaux@155c0000 {
127
+				status = "okay";
128
+			};
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+
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+			dpaux@155d0000 {
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+				status = "okay";
132
+			};
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+
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+			dpaux@155e0000 {
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+				status = "okay";
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+			};
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+
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+			/* DP0 */
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+			sor@15b00000 {
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+				status = "okay";
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+
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+				avdd-io-hdmi-dp-supply = <&vdd_1v0>;
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+				vdd-hdmi-dp-pll-supply = <&vdd_1v8hs>;
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+
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+				nvidia,dpaux = <&dpaux0>;
146
+			};
147
+
148
+			/* DP1 */
149
+			sor@15b40000 {
150
+				status = "okay";
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+
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+				avdd-io-hdmi-dp-supply = <&vdd_1v0>;
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+				vdd-hdmi-dp-pll-supply = <&vdd_1v8hs>;
154
+
155
+				nvidia,dpaux = <&dpaux1>;
156
+			};
157
+
158
+			/* HDMI */
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+			sor@15b80000 {
160
+				status = "okay";
161
+
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+				avdd-io-hdmi-dp-supply = <&vdd_1v0>;
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+				vdd-hdmi-dp-pll-supply = <&vdd_1v8hs>;
164
+				hdmi-supply = <&vdd_hdmi>;
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+
166
+				nvidia,ddc-i2c-bus = <&ddc>;
167
+				nvidia,hpd-gpio = <&gpio TEGRA194_MAIN_GPIO(M, 2)
168
+							 GPIO_ACTIVE_LOW>;
169
+			};
170
+		};
171
+	};
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+
173
+	pcie@14100000 {
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+		status = "okay";
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+
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+		vddio-pex-ctl-supply = <&vdd_1v8ao>;
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+
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+		phys = <&p2u_hsio_0>;
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+		phy-names = "p2u-0";
180
+	};
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+
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+	pcie@14140000 {
183
+		status = "okay";
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+
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+		vddio-pex-ctl-supply = <&vdd_1v8ao>;
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+
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+		phys = <&p2u_hsio_7>;
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+		phy-names = "p2u-0";
189
+	};
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+
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+	pcie@14180000 {
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+		status = "okay";
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+
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+		vddio-pex-ctl-supply = <&vdd_1v8ao>;
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+
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+		phys = <&p2u_hsio_2>, <&p2u_hsio_3>, <&p2u_hsio_4>,
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+		       <&p2u_hsio_5>;
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+		phy-names = "p2u-0", "p2u-1", "p2u-2", "p2u-3";
199
+	};
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+
201
+	pcie@141a0000 {
202
+		status = "okay";
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+
204
+		vddio-pex-ctl-supply = <&vdd_1v8ao>;
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+		vpcie3v3-supply = <&vdd_3v3_pcie>;
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+		vpcie12v-supply = <&vdd_12v_pcie>;
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+
208
+		phys = <&p2u_nvhs_0>, <&p2u_nvhs_1>, <&p2u_nvhs_2>,
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+		       <&p2u_nvhs_3>, <&p2u_nvhs_4>, <&p2u_nvhs_5>,
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+		       <&p2u_nvhs_6>, <&p2u_nvhs_7>;
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+
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+		phy-names = "p2u-0", "p2u-1", "p2u-2", "p2u-3", "p2u-4",
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+			    "p2u-5", "p2u-6", "p2u-7";
214
+	};
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+
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+	pcie_ep@141a0000 {
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+		status = "disabled";
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+
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+		vddio-pex-ctl-supply = <&vdd_1v8ao>;
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+
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+		reset-gpios = <&gpio TEGRA194_MAIN_GPIO(GG, 1) GPIO_ACTIVE_LOW>;
222
+
223
+		nvidia,refclk-select-gpios = <&gpio_aon TEGRA194_AON_GPIO(AA, 5)
224
+					      GPIO_ACTIVE_HIGH>;
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+
226
+		phys = <&p2u_nvhs_0>, <&p2u_nvhs_1>, <&p2u_nvhs_2>,
227
+		       <&p2u_nvhs_3>, <&p2u_nvhs_4>, <&p2u_nvhs_5>,
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+		       <&p2u_nvhs_6>, <&p2u_nvhs_7>;
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+
230
+		phy-names = "p2u-0", "p2u-1", "p2u-2", "p2u-3", "p2u-4",
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+			    "p2u-5", "p2u-6", "p2u-7";
232
+	};
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+
234
+	fan: fan {
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+		compatible = "pwm-fan";
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+		pwms = <&pwm4 0 45334>;
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+
238
+		cooling-levels = <0 64 128 255>;
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+		#cooling-cells = <2>;
240
+	};
241
+
242
+	gpio-keys {
243
+		compatible = "gpio-keys";
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+
245
+		force-recovery {
246
+			label = "Force Recovery";
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+			gpios = <&gpio TEGRA194_MAIN_GPIO(G, 0)
248
+				       GPIO_ACTIVE_LOW>;
249
+			linux,input-type = <EV_KEY>;
250
+			linux,code = <KEY_SLEEP>;
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+			debounce-interval = <10>;
252
+		};
253
+
254
+		power {
255
+			label = "Power";
256
+			gpios = <&gpio_aon TEGRA194_AON_GPIO(EE, 4)
257
+					   GPIO_ACTIVE_LOW>;
258
+			linux,input-type = <EV_KEY>;
259
+			linux,code = <KEY_POWER>;
260
+			debounce-interval = <10>;
261
+			wakeup-event-action = <EV_ACT_ASSERTED>;
262
+			wakeup-source;
263
+		};
264
+	};
265
+
266
+	thermal-zones {
267
+		cpu {
268
+			polling-delay = <0>;
269
+			polling-delay-passive = <500>;
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+			status = "okay";
271
+
272
+			trips {
273
+				cpu_trip_critical: critical {
274
+					temperature = <96500>;
275
+					hysteresis = <0>;
276
+					type = "critical";
277
+				};
278
+
279
+				cpu_trip_hot: hot {
280
+					temperature = <70000>;
281
+					hysteresis = <2000>;
282
+					type = "hot";
283
+				};
284
+
285
+				cpu_trip_active: active {
286
+					temperature = <50000>;
287
+					hysteresis = <2000>;
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+					type = "active";
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+				};
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+
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+				cpu_trip_passive: passive {
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+					temperature = <30000>;
293
+					hysteresis = <2000>;
294
+					type = "passive";
295
+				};
296
+			};
297
+
298
+			cooling-maps {
299
+				cpu-critical {
300
+					cooling-device = <&fan 3 3>;
301
+					trip = <&cpu_trip_critical>;
302
+				};
303
+
304
+				cpu-hot {
305
+					cooling-device = <&fan 2 2>;
306
+					trip = <&cpu_trip_hot>;
307
+				};
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+
309
+				cpu-active {
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+					cooling-device = <&fan 1 1>;
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+					trip = <&cpu_trip_active>;
312
+				};
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+
314
+				cpu-passive {
315
+					cooling-device = <&fan 0 0>;
316
+					trip = <&cpu_trip_passive>;
317
+				};
318
+			};
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+		};
320
+
321
+		gpu {
322
+			polling-delay = <0>;
323
+			polling-delay-passive = <500>;
324
+			status = "okay";
325
+
326
+			trips {
327
+				gpu_alert0: critical {
328
+					temperature = <99000>;
329
+					hysteresis = <0>;
330
+					type = "critical";
331
+				};
332
+			};
333
+		};
334
+
335
+		aux {
336
+			polling-delay = <0>;
337
+			polling-delay-passive = <500>;
338
+			status = "okay";
339
+
340
+			trips {
341
+				aux_alert0: critical {
342
+					temperature = <90000>;
343
+					hysteresis = <0>;
344
+					type = "critical";
345
+				};
346
+			};
14347 		};
15348 	};
16349 };