arm64: tegra: Add NVIDIA Jetson TX2 NX Developer Kit support (8a9dee7e) · Commits · EulixOS / Software / Kernel

arch/arm64/boot/dts/nvidia/Makefile

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		@@ -7,6 +7,7 @@ dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-p3450-0000.dtb
		dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-smaug.dtb
		dtb-$(CONFIG_ARCH_TEGRA_210_SOC) += tegra210-p2894-0050-a08.dtb
		dtb-$(CONFIG_ARCH_TEGRA_186_SOC) += tegra186-p2771-0000.dtb
		dtb-$(CONFIG_ARCH_TEGRA_186_SOC) += tegra186-p3509-0000+p3636-0001.dtb
		dtb-$(CONFIG_ARCH_TEGRA_194_SOC) += tegra194-p2972-0000.dtb
		dtb-$(CONFIG_ARCH_TEGRA_194_SOC) += tegra194-p3509-0000+p3668-0000.dtb
		dtb-$(CONFIG_ARCH_TEGRA_194_SOC) += tegra194-p3509-0000+p3668-0001.dtb

arch/arm64/boot/dts/nvidia/tegra186-p3509-0000+p3636-0001.dts

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

		#include <dt-bindings/input/linux-event-codes.h>
		#include <dt-bindings/input/gpio-keys.h>
		#include <dt-bindings/mfd/max77620.h>

		#include "tegra186.dtsi"

		/ {
		model = "NVIDIA Jetson TX2 NX Developer Kit";
		compatible = "nvidia,p3509-0000+p3636-0001", "nvidia,tegra186";

		aliases {
		ethernet0 = "/ethernet@2490000";
		i2c0 = "/bpmp/i2c";
		i2c1 = "/i2c@3160000";
		i2c2 = "/i2c@c240000";
		i2c3 = "/i2c@3180000";
		i2c4 = "/i2c@3190000";
		i2c5 = "/i2c@31c0000";
		i2c6 = "/i2c@c250000";
		i2c7 = "/i2c@31e0000";
		mmc0 = "/mmc@3460000";
		serial0 = &uarta;
		};

		chosen {
		bootargs = "earlycon console=ttyS0,115200n8";
		stdout-path = "serial0:115200n8";
		};

		memory@80000000 {
		device_type = "memory";
		reg = <0x0 0x80000000 0x0 0x70000000>;
		};

		ethernet@2490000 {
		status = "okay";

		phy-reset-gpios = <&gpio_aon TEGRA186_AON_GPIO(AA, 6) GPIO_ACTIVE_LOW>;
		phy-handle = <&phy>;
		phy-mode = "rgmii-id";

		mdio {
		#address-cells = <1>;
		#size-cells = <0>;

		phy: phy@0 {
		compatible = "ethernet-phy-ieee802.3-c22";
		reg = <0x0>;
		interrupt-parent = <&gpio_aon>;
		interrupts = <TEGRA186_AON_GPIO(AA, 7) IRQ_TYPE_LEVEL_LOW>;
		#phy-cells = <0>;
		};
		};
		};

		memory-controller@2c00000 {
		status = "okay";
		};

		timer@3010000 {
		status = "okay";
		};

		serial@3100000 {
		status = "okay";
		};

		i2c@3160000 {
		status = "okay";
		};

		i2c@3180000 {
		status = "okay";

		power-monitor@40 {
		compatible = "ti,ina3221";
		reg = <0x40>;
		#address-cells = <1>;
		#size-cells = <0>;

		channel@0 {
		reg = <0>;
		label = "VDD_IN";
		shunt-resistor-micro-ohms = <5>;
		};

		channel@1 {
		reg = <1>;
		label = "VDD_CPU_GPU";
		shunt-resistor-micro-ohms = <5>;
		};

		channel@2 {
		reg = <2>;
		label = "VDD_SOC";
		shunt-resistor-micro-ohms = <>;
		};
		};
		};

		ddc: i2c@3190000 {
		status = "okay";
		};

		i2c@31c0000 {
		status = "okay";
		};

		i2c@31e0000 {
		status = "okay";
		};

		/* SDMMC4 (eMMC) */
		mmc@3460000 {
		status = "okay";
		bus-width = <8>;
		non-removable;

		vqmmc-supply = <&vdd_1v8_ap>;
		vmmc-supply = <&vdd_3v3_sys>;
		};

		hda@3510000 {
		nvidia,model = "jetson-tx2-hda";
		status = "okay";
		};

		padctl@3520000 {
		status = "okay";

		avdd-pll-erefeut-supply = <&vdd_1v8_pll>;
		avdd-usb-supply = <&vdd_3v3_sys>;
		vclamp-usb-supply = <&vdd_1v8>;
		vddio-hsic-supply = <&gnd>;

		pads {
		usb2 {
		status = "okay";

		lanes {
		micro_b: usb2-0 {
		nvidia,function = "xusb";
		status = "okay";
		};

		usb2-1 {
		nvidia,function = "xusb";
		status = "okay";
		};

		usb2-2 {
		nvidia,function = "xusb";
		status = "okay";
		};
		};
		};

		usb3 {
		status = "okay";

		lanes {
		usb3-1 {
		nvidia,function = "xusb";
		status = "okay";
		};
		};
		};
		};

		ports {
		usb2-0 {
		status = "okay";
		mode = "otg";
		vbus-supply = <&vdd_5v0_sys>;
		usb-role-switch;

		connector {
		compatible = "gpio-usb-b-connector",
		"usb-b-connector";
		label = "micro-USB";
		type = "micro";
		vbus-gpios = <&gpio
		TEGRA186_MAIN_GPIO(L, 4)
		GPIO_ACTIVE_LOW>;
		id-gpios = <&pmic 0 GPIO_ACTIVE_HIGH>;
		};
		};

		usb2-1 {
		status = "okay";
		mode = "host";

		vbus-supply = <&vdd_5v0_sys>;
		};

		usb2-2 {
		status = "okay";
		mode = "host";

		vbus-supply = <&vdd_5v0_sys>;
		};

		usb3-1 {
		nvidia,usb2-companion = <1>;
		vbus-supply = <&vdd_5v0_sys>;
		status = "okay";
		};
		};
		};

		usb@3530000 {
		status = "okay";

		phys = <&{/padctl@3520000/pads/usb2/lanes/usb2-0}>,
		<&{/padctl@3520000/pads/usb2/lanes/usb2-1}>,
		<&{/padctl@3520000/pads/usb2/lanes/usb2-2}>,
		<&{/padctl@3520000/pads/usb3/lanes/usb3-1}>;
		phy-names = "usb2-0", "usb2-1", "usb2-2", "usb3-1";
		};

		usb@3550000 {
		status = "okay";

		phys = <&micro_b>;
		phy-names = "usb2-0";
		};

		hsp@3c00000 {
		status = "okay";
		};

		i2c@c240000 {
		status = "okay";
		};

		i2c@c250000 {
		status = "okay";

		/* module ID EEPROM */
		eeprom@50 {
		compatible = "atmel,24c02";
		reg = <0x50>;

		label = "module";
		vcc-supply = <&vdd_1v8>;
		address-width = <8>;
		pagesize = <8>;
		size = <256>;
		read-only;
		};

		/* carrier board ID EEPROM */
		eeprom@57 {
		compatible = "atmel,24c02";
		reg = <0x57>;

		label = "system";
		vcc-supply = <&vdd_1v8>;
		address-width = <8>;
		pagesize = <8>;
		size = <256>;
		read-only;
		};
		};

		rtc@c2a0000 {
		status = "okay";
		};

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

		pmc@c360000 {
		nvidia,invert-interrupt;
		};

		pcie@10003000 {
		status = "okay";

		dvdd-pex-supply = <&vdd_pex>;
		hvdd-pex-pll-supply = <&vdd_1v8>;
		hvdd-pex-supply = <&vdd_1v8>;
		vddio-pexctl-aud-supply = <&vdd_1v8>;

		pci@1,0 {
		nvidia,num-lanes = <2>;
		status = "okay";
		};

		pci@2,0 {
		nvidia,num-lanes = <1>;
		status = "disabled";
		};

		pci@3,0 {
		nvidia,num-lanes = <1>;
		status = "okay";
		};
		};

		host1x@13e00000 {
		status = "okay";

		dpaux@15040000 {
		status = "okay";
		};

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

		dsi@15300000 {
		status = "disabled";
		};

		/* DP */
		sor@15540000 {
		status = "okay";

		avdd-io-hdmi-dp-supply = <&vdd_hdmi_1v05>;
		vdd-hdmi-dp-pll-supply = <&vdd_1v8_ap>;

		nvidia,dpaux = <&dpaux>;
		};

		/* HDMI */
		sor@15580000 {
		status = "okay";

		avdd-io-hdmi-dp-supply = <&vdd_hdmi_1v05>;
		vdd-hdmi-dp-pll-supply = <&vdd_1v8_ap>;
		hdmi-supply = <&vdd_hdmi>;

		nvidia,ddc-i2c-bus = <&ddc>;
		nvidia,hpd-gpio = <&gpio TEGRA186_MAIN_GPIO(P, 1)
		GPIO_ACTIVE_LOW>;
		};

		dpaux@155c0000 {
		status = "okay";
		};
		};

		gpu@17000000 {
		status = "okay";
		};

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

		cooling-levels = <0 64 128 255>;
		#cooling-cells = <2>;
		};

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

		power {
		label = "Power";
		gpios = <&gpio_aon TEGRA186_AON_GPIO(FF, 0)
		GPIO_ACTIVE_LOW>;
		linux,input-type = <EV_KEY>;
		linux,code = <KEY_POWER>;
		debounce-interval = <10>;
		wakeup-event-action = <EV_ACT_ASSERTED>;
		wakeup-source;
		};

		volume-up {
		label = "Volume Up";
		gpios = <&gpio_aon TEGRA186_AON_GPIO(FF, 1)
		GPIO_ACTIVE_LOW>;
		linux,input-type = <EV_KEY>;
		linux,code = <KEY_VOLUMEUP>;
		debounce-interval = <10>;
		};

		volume-down {
		label = "Volume Down";
		gpios = <&gpio_aon TEGRA186_AON_GPIO(FF, 2)
		GPIO_ACTIVE_LOW>;
		linux,input-type = <EV_KEY>;
		linux,code = <KEY_VOLUMEDOWN>;
		debounce-interval = <10>;
		};
		};

		cpus {
		cpu@0 {
		enable-method = "psci";
		};

		cpu@1 {
		enable-method = "psci";
		};

		cpu@2 {
		enable-method = "psci";
		};

		cpu@3 {
		enable-method = "psci";
		};

		cpu@4 {
		enable-method = "psci";
		};

		cpu@5 {
		enable-method = "psci";
		};
		};

		bpmp {
		i2c {
		status = "okay";

		pmic: pmic@3c {
		compatible = "maxim,max77620";
		reg = <0x3c>;

		interrupt-parent = <&pmc>;
		interrupts = <24 IRQ_TYPE_LEVEL_LOW>;
		#interrupt-cells = <2>;
		interrupt-controller;

		#gpio-cells = <2>;
		gpio-controller;

		pinctrl-names = "default";
		pinctrl-0 = <&max77620_default>;

		max77620_default: pinmux {
		gpio0 {
		pins = "gpio0";
		function = "gpio";
		};

		gpio1 {
		pins = "gpio1";
		function = "fps-out";
		maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
		};

		gpio2 {
		pins = "gpio2";
		function = "fps-out";
		maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
		};

		gpio3 {
		pins = "gpio3";
		function = "fps-out";
		maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
		};

		gpio4 {
		pins = "gpio4";
		function = "32k-out1";
		drive-push-pull = <1>;
		};

		gpio5 {
		pins = "gpio5";
		function = "gpio";
		drive-push-pull = <0>;
		};

		gpio6 {
		pins = "gpio6";
		function = "gpio";
		drive-push-pull = <1>;
		};

		gpio7 {
		pins = "gpio7";
		function = "gpio";
		drive-push-pull = <1>;
		};
		};

		fps {
		fps0 {
		maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
		maxim,shutdown-fps-time-period-us = <640>;
		};

		fps1 {
		maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>;
		maxim,shutdown-fps-time-period-us = <640>;
		};

		fps2 {
		maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
		maxim,shutdown-fps-time-period-us = <640>;
		};
		};

		regulators {
		in-sd0-supply = <&vdd_5v0_sys>;
		in-sd1-supply = <&vdd_5v0_sys>;
		in-sd2-supply = <&vdd_5v0_sys>;
		in-sd3-supply = <&vdd_5v0_sys>;

		in-ldo0-1-supply = <&vdd_5v0_sys>;
		in-ldo2-supply = <&vdd_5v0_sys>;
		in-ldo3-5-supply = <&vdd_5v0_sys>;
		in-ldo4-6-supply = <&vdd_1v8>;
		in-ldo7-8-supply = <&avdd_dsi_csi>;

		sd0 {
		regulator-name = "VDD_DDR_1V1_PMIC";
		regulator-min-microvolt = <1100000>;
		regulator-max-microvolt = <1100000>;
		regulator-always-on;
		regulator-boot-on;
		};

		avdd_dsi_csi: sd1 {
		regulator-name = "AVDD_DSI_CSI_1V2";
		regulator-min-microvolt = <1200000>;
		regulator-max-microvolt = <1200000>;
		};

		vdd_1v8: sd2 {
		regulator-name = "VDD_1V8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		};

		vdd_3v3_sys: sd3 {
		regulator-name = "VDD_3V3_SYS";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		};

		vdd_1v8_pll: ldo0 {
		regulator-name = "VDD_1V8_AP_PLL";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		};

		ldo2 {
		regulator-name = "VDDIO_3V3_AOHV";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
		regulator-boot-on;
		};

		vddio_sdmmc1: ldo3 {
		regulator-name = "VDDIO_SDMMC1_AP";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <3300000>;
		};

		ldo4 {
		regulator-name = "VDD_RTC";
		regulator-min-microvolt = <1000000>;
		regulator-max-microvolt = <1000000>;
		};

		vddio_sdmmc3: ldo5 {
		regulator-name = "VDDIO_SDMMC3_AP";
		regulator-min-microvolt = <2800000>;
		regulator-max-microvolt = <2800000>;
		};

		vdd_hdmi_1v05: ldo7 {
		regulator-name = "VDD_HDMI_1V05";
		regulator-min-microvolt = <1050000>;
		regulator-max-microvolt = <1050000>;
		};

		vdd_pex: ldo8 {
		regulator-name = "VDD_PEX_1V05";
		regulator-min-microvolt = <1050000>;
		regulator-max-microvolt = <1050000>;
		};
		};
		};
		};
		};

		psci {
		compatible = "arm,psci-1.0";
		status = "okay";
		method = "smc";
		};

		gnd: regulator@0 {
		compatible = "regulator-fixed";
		regulator-name = "GND";
		regulator-min-microvolt = <0>;
		regulator-max-microvolt = <0>;
		regulator-always-on;
		regulator-boot-on;
		};

		vdd_5v0_sys: regulator@1 {
		compatible = "regulator-fixed";
		regulator-name = "VDD_5V0_SYS";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-always-on;
		regulator-boot-on;
		};

		vdd_1v8_ap: regulator@2 {
		compatible = "regulator-fixed";
		regulator-name = "VDD_1V8_AP";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;

		gpio = <&pmic 1 GPIO_ACTIVE_HIGH>;
		enable-active-high;

		vin-supply = <&vdd_1v8>;
		};

		vdd_hdmi: regulator@3 {
		compatible = "regulator-fixed";
		regulator-name = "VDD_5V0_HDMI_CON";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;

		vin-supply = <&vdd_5v0_sys>;
		};

		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 = <79000>;
		hysteresis = <2000>;
		type = "hot";
		};

		cpu_trip_active: active {
		temperature = <62000>;
		hysteresis = <2000>;
		type = "active";
		};

		cpu_trip_passive: passive {
		temperature = <45000>;
		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";
		};
		};
		};
		};
		};