| // SPDX-License-Identifier: GPL-2.0 |
| /dts-v1/; |
| |
| #include <dt-bindings/input/gpio-keys.h> |
| #include <dt-bindings/input/linux-event-codes.h> |
| #include <dt-bindings/mfd/max77620.h> |
| |
| #include "tegra210.dtsi" |
| |
| / { |
| model = "NVIDIA Jetson Nano Developer Kit"; |
| compatible = "nvidia,p3450-0000", "nvidia,tegra210"; |
| |
| aliases { |
| ethernet = "/pcie@1003000/pci@2,0/ethernet@0,0"; |
| rtc0 = "/i2c@7000d000/pmic@3c"; |
| rtc1 = "/rtc@7000e000"; |
| serial0 = &uarta; |
| }; |
| |
| chosen { |
| stdout-path = "serial0:115200n8"; |
| }; |
| |
| memory { |
| device_type = "memory"; |
| reg = <0x0 0x80000000 0x1 0x0>; |
| }; |
| |
| pcie@1003000 { |
| status = "okay"; |
| |
| avdd-pll-uerefe-supply = <&vdd_pex_1v05>; |
| hvddio-pex-supply = <&vdd_1v8>; |
| dvddio-pex-supply = <&vdd_pex_1v05>; |
| dvdd-pex-pll-supply = <&vdd_pex_1v05>; |
| hvdd-pex-pll-e-supply = <&vdd_1v8>; |
| vddio-pex-ctl-supply = <&vdd_1v8>; |
| |
| pci@1,0 { |
| phys = <&{/padctl@7009f000/pads/pcie/lanes/pcie-1}>, |
| <&{/padctl@7009f000/pads/pcie/lanes/pcie-2}>, |
| <&{/padctl@7009f000/pads/pcie/lanes/pcie-3}>, |
| <&{/padctl@7009f000/pads/pcie/lanes/pcie-4}>; |
| phy-names = "pcie-0", "pcie-1", "pcie-2", "pcie-3"; |
| nvidia,num-lanes = <4>; |
| status = "okay"; |
| }; |
| |
| pci@2,0 { |
| phys = <&{/padctl@7009f000/pads/pcie/lanes/pcie-0}>; |
| phy-names = "pcie-0"; |
| status = "okay"; |
| |
| ethernet@0,0 { |
| reg = <0x000000 0 0 0 0>; |
| local-mac-address = [ 00 00 00 00 00 00 ]; |
| }; |
| }; |
| }; |
| |
| host1x@50000000 { |
| dpaux@54040000 { |
| status = "okay"; |
| }; |
| |
| sor@54580000 { |
| status = "okay"; |
| |
| avdd-io-supply = <&avdd_1v05>; |
| vdd-pll-supply = <&vdd_1v8>; |
| hdmi-supply = <&vdd_hdmi>; |
| |
| nvidia,ddc-i2c-bus = <&hdmi_ddc>; |
| nvidia,hpd-gpio = <&gpio TEGRA_GPIO(CC, 1) |
| GPIO_ACTIVE_LOW>; |
| nvidia,xbar-cfg = <0 1 2 3 4>; |
| }; |
| }; |
| |
| gpu@57000000 { |
| vdd-supply = <&vdd_gpu>; |
| status = "okay"; |
| }; |
| |
| /* debug port */ |
| serial@70006000 { |
| status = "okay"; |
| }; |
| |
| pwm@7000a000 { |
| status = "okay"; |
| }; |
| |
| i2c@7000c500 { |
| status = "okay"; |
| clock-frequency = <100000>; |
| |
| eeprom@50 { |
| compatible = "atmel,24c02"; |
| reg = <0x50>; |
| |
| address-bits = <8>; |
| page-size = <8>; |
| size = <256>; |
| read-only; |
| }; |
| |
| eeprom@57 { |
| compatible = "atmel,24c02"; |
| reg = <0x57>; |
| |
| address-bits = <8>; |
| page-size = <8>; |
| size = <256>; |
| read-only; |
| }; |
| }; |
| |
| hdmi_ddc: i2c@7000c700 { |
| status = "okay"; |
| clock-frequency = <100000>; |
| }; |
| |
| i2c@7000d000 { |
| status = "okay"; |
| clock-frequency = <400000>; |
| |
| pmic: pmic@3c { |
| compatible = "maxim,max77620"; |
| reg = <0x3c>; |
| interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; |
| |
| #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"; |
| drive-push-pull = <1>; |
| maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; |
| maxim,active-fps-power-up-slot = <0>; |
| maxim,active-fps-power-down-slot = <7>; |
| }; |
| |
| gpio2 { |
| pins = "gpio2"; |
| function = "fps-out"; |
| drive-open-drain = <1>; |
| maxim,active-fps-source = <MAX77620_FPS_SRC_0>; |
| maxim,active-fps-power-up-slot = <0>; |
| maxim,active-fps-power-down-slot = <7>; |
| }; |
| |
| gpio3 { |
| pins = "gpio3"; |
| function = "fps-out"; |
| drive-open-drain = <1>; |
| maxim,active-fps-source = <MAX77620_FPS_SRC_0>; |
| maxim,active-fps-power-up-slot = <4>; |
| maxim,active-fps-power-down-slot = <3>; |
| }; |
| |
| gpio4 { |
| pins = "gpio4"; |
| function = "32k-out1"; |
| }; |
| |
| gpio5_6_7 { |
| pins = "gpio5", "gpio6", "gpio7"; |
| function = "gpio"; |
| drive-push-pull = <1>; |
| }; |
| }; |
| |
| fps { |
| fps0 { |
| maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>; |
| maxim,suspend-fps-time-period-us = <5120>; |
| }; |
| |
| fps1 { |
| maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>; |
| maxim,suspend-fps-time-period-us = <5120>; |
| }; |
| |
| fps2 { |
| maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>; |
| }; |
| }; |
| |
| regulators { |
| in-ldo0-1-supply = <&vdd_pre>; |
| in-ldo2-supply = <&vdd_3v3_sys>; |
| in-ldo3-5-supply = <&vdd_1v8>; |
| in-ldo4-6-supply = <&vdd_5v0_sys>; |
| in-ldo7-8-supply = <&vdd_pre>; |
| in-sd0-supply = <&vdd_5v0_sys>; |
| in-sd1-supply = <&vdd_5v0_sys>; |
| in-sd2-supply = <&vdd_5v0_sys>; |
| in-sd3-supply = <&vdd_5v0_sys>; |
| |
| vdd_soc: sd0 { |
| regulator-name = "VDD_SOC"; |
| regulator-min-microvolt = <1000000>; |
| regulator-max-microvolt = <1170000>; |
| regulator-enable-ramp-delay = <146>; |
| regulator-disable-ramp-delay = <4080>; |
| regulator-ramp-delay = <27500>; |
| regulator-ramp-delay-scale = <300>; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_1>; |
| maxim,active-fps-power-up-slot = <1>; |
| maxim,active-fps-power-down-slot = <6>; |
| }; |
| |
| vdd_ddr: sd1 { |
| regulator-name = "VDD_DDR_1V1_PMIC"; |
| regulator-min-microvolt = <1150000>; |
| regulator-max-microvolt = <1150000>; |
| regulator-enable-ramp-delay = <176>; |
| regulator-disable-ramp-delay = <145800>; |
| regulator-ramp-delay = <27500>; |
| regulator-ramp-delay-scale = <300>; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_0>; |
| maxim,active-fps-power-up-slot = <5>; |
| maxim,active-fps-power-down-slot = <2>; |
| }; |
| |
| vdd_pre: sd2 { |
| regulator-name = "VDD_PRE_REG_1V35"; |
| regulator-min-microvolt = <1350000>; |
| regulator-max-microvolt = <1350000>; |
| regulator-enable-ramp-delay = <176>; |
| regulator-disable-ramp-delay = <32000>; |
| regulator-ramp-delay = <27500>; |
| regulator-ramp-delay-scale = <350>; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_1>; |
| maxim,active-fps-power-up-slot = <2>; |
| maxim,active-fps-power-down-slot = <5>; |
| }; |
| |
| vdd_1v8: sd3 { |
| regulator-name = "VDD_1V8"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-enable-ramp-delay = <242>; |
| regulator-disable-ramp-delay = <118000>; |
| regulator-ramp-delay = <27500>; |
| regulator-ramp-delay-scale = <360>; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_0>; |
| maxim,active-fps-power-up-slot = <3>; |
| maxim,active-fps-power-down-slot = <4>; |
| }; |
| |
| vdd_sys_1v2: ldo0 { |
| regulator-name = "AVDD_SYS_1V2"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <1200000>; |
| regulator-enable-ramp-delay = <26>; |
| regulator-disable-ramp-delay = <626>; |
| regulator-ramp-delay = <100000>; |
| regulator-ramp-delay-scale = <200>; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; |
| maxim,active-fps-power-up-slot = <0>; |
| maxim,active-fps-power-down-slot = <7>; |
| }; |
| |
| vdd_pex_1v05: ldo1 { |
| regulator-name = "VDD_PEX_1V05"; |
| regulator-min-microvolt = <1050000>; |
| regulator-max-microvolt = <1050000>; |
| regulator-enable-ramp-delay = <22>; |
| regulator-disable-ramp-delay = <650>; |
| regulator-ramp-delay = <100000>; |
| regulator-ramp-delay-scale = <200>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; |
| maxim,active-fps-power-up-slot = <0>; |
| maxim,active-fps-power-down-slot = <7>; |
| }; |
| |
| vddio_sdmmc: ldo2 { |
| regulator-name = "VDDIO_SDMMC"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-enable-ramp-delay = <62>; |
| regulator-disable-ramp-delay = <650>; |
| regulator-ramp-delay = <100000>; |
| regulator-ramp-delay-scale = <200>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; |
| maxim,active-fps-power-up-slot = <0>; |
| maxim,active-fps-power-down-slot = <7>; |
| }; |
| |
| ldo3 { |
| status = "disabled"; |
| }; |
| |
| vdd_rtc: ldo4 { |
| regulator-name = "VDD_RTC"; |
| regulator-min-microvolt = <850000>; |
| regulator-max-microvolt = <1100000>; |
| regulator-enable-ramp-delay = <22>; |
| regulator-disable-ramp-delay = <610>; |
| regulator-ramp-delay = <100000>; |
| regulator-ramp-delay-scale = <200>; |
| regulator-disable-active-discharge; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_0>; |
| maxim,active-fps-power-up-slot = <1>; |
| maxim,active-fps-power-down-slot = <6>; |
| }; |
| |
| ldo5 { |
| status = "disabled"; |
| }; |
| |
| ldo6 { |
| status = "disabled"; |
| }; |
| |
| avdd_1v05_pll: ldo7 { |
| regulator-name = "AVDD_1V05_PLL"; |
| regulator-min-microvolt = <1050000>; |
| regulator-max-microvolt = <1050000>; |
| regulator-enable-ramp-delay = <24>; |
| regulator-disable-ramp-delay = <2768>; |
| regulator-ramp-delay = <100000>; |
| regulator-ramp-delay-scale = <200>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_1>; |
| maxim,active-fps-power-up-slot = <3>; |
| maxim,active-fps-power-down-slot = <4>; |
| }; |
| |
| avdd_1v05: ldo8 { |
| regulator-name = "AVDD_SATA_HDMI_DP_1V05"; |
| regulator-min-microvolt = <1050000>; |
| regulator-max-microvolt = <1050000>; |
| regulator-enable-ramp-delay = <22>; |
| regulator-disable-ramp-delay = <1160>; |
| regulator-ramp-delay = <100000>; |
| regulator-ramp-delay-scale = <200>; |
| |
| maxim,active-fps-source = <MAX77620_FPS_SRC_1>; |
| maxim,active-fps-power-up-slot = <6>; |
| maxim,active-fps-power-down-slot = <1>; |
| }; |
| }; |
| }; |
| }; |
| |
| pmc@7000e400 { |
| nvidia,invert-interrupt; |
| }; |
| |
| hda@70030000 { |
| nvidia,model = "jetson-nano-hda"; |
| |
| status = "okay"; |
| }; |
| |
| usb@70090000 { |
| phys = <&{/padctl@7009f000/pads/usb2/lanes/usb2-0}>, |
| <&{/padctl@7009f000/pads/usb2/lanes/usb2-1}>, |
| <&{/padctl@7009f000/pads/usb2/lanes/usb2-2}>, |
| <&{/padctl@7009f000/pads/pcie/lanes/pcie-6}>; |
| phy-names = "usb2-0", "usb2-1", "usb2-2", "usb3-0"; |
| |
| avdd-usb-supply = <&vdd_3v3_sys>; |
| dvddio-pex-supply = <&vdd_pex_1v05>; |
| hvddio-pex-supply = <&vdd_1v8>; |
| /* these really belong to the XUSB pad controller */ |
| avdd-pll-utmip-supply = <&vdd_1v8>; |
| avdd-pll-uerefe-supply = <&vdd_pex_1v05>; |
| dvdd-usb-ss-pll-supply = <&vdd_pex_1v05>; |
| hvdd-usb-ss-pll-e-supply = <&vdd_1v8>; |
| |
| status = "okay"; |
| }; |
| |
| padctl@7009f000 { |
| status = "okay"; |
| |
| avdd-pll-utmip-supply = <&vdd_1v8>; |
| avdd-pll-uerefe-supply = <&vdd_pex_1v05>; |
| dvdd-pex-pll-supply = <&vdd_pex_1v05>; |
| hvdd-pex-pll-e-supply = <&vdd_1v8>; |
| |
| pads { |
| usb2 { |
| status = "okay"; |
| |
| lanes { |
| usb2-0 { |
| nvidia,function = "xusb"; |
| status = "okay"; |
| }; |
| |
| usb2-1 { |
| nvidia,function = "xusb"; |
| status = "okay"; |
| }; |
| |
| usb2-2 { |
| nvidia,function = "xusb"; |
| status = "okay"; |
| }; |
| }; |
| }; |
| |
| pcie { |
| status = "okay"; |
| |
| lanes { |
| pcie-0 { |
| nvidia,function = "pcie-x1"; |
| status = "okay"; |
| }; |
| |
| pcie-1 { |
| nvidia,function = "pcie-x4"; |
| status = "okay"; |
| }; |
| |
| pcie-2 { |
| nvidia,function = "pcie-x4"; |
| status = "okay"; |
| }; |
| |
| pcie-3 { |
| nvidia,function = "pcie-x4"; |
| status = "okay"; |
| }; |
| |
| pcie-4 { |
| nvidia,function = "pcie-x4"; |
| status = "okay"; |
| }; |
| |
| pcie-5 { |
| nvidia,function = "usb3-ss"; |
| status = "okay"; |
| }; |
| |
| pcie-6 { |
| nvidia,function = "usb3-ss"; |
| status = "okay"; |
| }; |
| }; |
| }; |
| }; |
| |
| ports { |
| usb2-0 { |
| status = "okay"; |
| mode = "otg"; |
| }; |
| |
| usb2-1 { |
| status = "okay"; |
| mode = "host"; |
| }; |
| |
| usb2-2 { |
| status = "okay"; |
| mode = "host"; |
| }; |
| |
| usb3-0 { |
| status = "okay"; |
| nvidia,usb2-companion = <1>; |
| vbus-supply = <&vdd_hub_3v3>; |
| }; |
| }; |
| }; |
| |
| sdhci@700b0000 { |
| status = "okay"; |
| bus-width = <4>; |
| |
| cd-gpios = <&gpio TEGRA_GPIO(Z, 1) GPIO_ACTIVE_LOW>; |
| |
| vqmmc-supply = <&vddio_sdmmc>; |
| vmmc-supply = <&vdd_3v3_sd>; |
| }; |
| |
| clocks { |
| compatible = "simple-bus"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| clk32k_in: clock@0 { |
| compatible = "fixed-clock"; |
| reg = <0>; |
| #clock-cells = <0>; |
| clock-frequency = <32768>; |
| }; |
| }; |
| |
| cpus { |
| cpu@0 { |
| enable-method = "psci"; |
| }; |
| |
| cpu@1 { |
| enable-method = "psci"; |
| }; |
| |
| cpu@2 { |
| enable-method = "psci"; |
| }; |
| |
| cpu@3 { |
| enable-method = "psci"; |
| }; |
| |
| idle-states { |
| cpu-sleep { |
| status = "okay"; |
| }; |
| }; |
| }; |
| |
| gpio-keys { |
| compatible = "gpio-keys"; |
| |
| power { |
| label = "Power"; |
| gpios = <&gpio TEGRA_GPIO(X, 5) GPIO_ACTIVE_LOW>; |
| linux,input-type = <EV_KEY>; |
| linux,code = <KEY_POWER>; |
| debounce-interval = <30>; |
| wakeup-event-action = <EV_ACT_ASSERTED>; |
| wakeup-source; |
| }; |
| |
| force-recovery { |
| label = "Force Recovery"; |
| gpios = <&gpio TEGRA_GPIO(X, 6) GPIO_ACTIVE_LOW>; |
| linux,input-type = <EV_KEY>; |
| linux,code = <BTN_1>; |
| debounce-interval = <30>; |
| }; |
| }; |
| |
| psci { |
| compatible = "arm,psci-1.0"; |
| method = "smc"; |
| }; |
| |
| regulators { |
| compatible = "simple-bus"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| vdd_5v0_sys: regulator@0 { |
| compatible = "regulator-fixed"; |
| reg = <0>; |
| |
| regulator-name = "VDD_5V0_SYS"; |
| regulator-min-microvolt = <5000000>; |
| regulator-max-microvolt = <5000000>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| vdd_3v3_sys: regulator@1 { |
| compatible = "regulator-fixed"; |
| reg = <1>; |
| regulator-name = "VDD_3V3_SYS"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-enable-ramp-delay = <240>; |
| regulator-disable-ramp-delay = <11340>; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| gpio = <&pmic 3 GPIO_ACTIVE_HIGH>; |
| enable-active-high; |
| |
| vin-supply = <&vdd_5v0_sys>; |
| }; |
| |
| vdd_3v3_sd: regulator@2 { |
| compatible = "regulator-fixed"; |
| reg = <2>; |
| |
| regulator-name = "VDD_3V3_SD"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| |
| gpio = <&gpio TEGRA_GPIO(Z, 3) GPIO_ACTIVE_HIGH>; |
| enable-active-high; |
| |
| vin-supply = <&vdd_3v3_sys>; |
| }; |
| |
| vdd_hdmi: regulator@3 { |
| compatible = "regulator-fixed"; |
| reg = <3>; |
| |
| regulator-name = "VDD_HDMI_5V0"; |
| regulator-min-microvolt = <5000000>; |
| regulator-max-microvolt = <5000000>; |
| |
| vin-supply = <&vdd_5v0_sys>; |
| }; |
| |
| vdd_hub_3v3: regulator@4 { |
| compatible = "regulator-fixed"; |
| reg = <4>; |
| |
| regulator-name = "VDD_HUB_3V3"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| |
| gpio = <&gpio TEGRA_GPIO(A, 6) GPIO_ACTIVE_HIGH>; |
| enable-active-high; |
| |
| vin-supply = <&vdd_5v0_sys>; |
| }; |
| |
| vdd_cpu: regulator@5 { |
| compatible = "regulator-fixed"; |
| reg = <5>; |
| |
| regulator-name = "VDD_CPU"; |
| regulator-min-microvolt = <5000000>; |
| regulator-max-microvolt = <5000000>; |
| regulator-always-on; |
| regulator-boot-on; |
| |
| gpio = <&pmic 5 GPIO_ACTIVE_HIGH>; |
| enable-active-high; |
| |
| vin-supply = <&vdd_5v0_sys>; |
| }; |
| |
| vdd_gpu: regulator@6 { |
| compatible = "pwm-regulator"; |
| reg = <6>; |
| pwms = <&pwm 1 4880>; |
| regulator-name = "VDD_GPU"; |
| regulator-min-microvolt = <710000>; |
| regulator-max-microvolt = <1320000>; |
| regulator-ramp-delay = <80>; |
| regulator-enable-ramp-delay = <2000>; |
| regulator-settling-time-us = <160>; |
| enable-gpios = <&pmic 6 GPIO_ACTIVE_HIGH>; |
| vin-supply = <&vdd_5v0_sys>; |
| }; |
| }; |
| }; |
