1// SPDX-License-Identifier: GPL-2.0 2#include "tegra194.dtsi" 3 4#include <dt-bindings/mfd/max77620.h> 5 6/ { 7 model = "NVIDIA Jetson Xavier NX"; 8 compatible = "nvidia,p3668-0000", "nvidia,tegra194"; 9 10 aliases { 11 ethernet0 = "/bus@0/ethernet@2490000"; 12 i2c0 = "/bpmp/i2c"; 13 i2c1 = "/bus@0/i2c@3160000"; 14 i2c2 = "/bus@0/i2c@c240000"; 15 i2c3 = "/bus@0/i2c@3180000"; 16 i2c4 = "/bus@0/i2c@3190000"; 17 i2c5 = "/bus@0/i2c@31c0000"; 18 i2c6 = "/bus@0/i2c@c250000"; 19 i2c7 = "/bus@0/i2c@31e0000"; 20 mmc0 = "/bus@0/mmc@3460000"; 21 rtc0 = "/bpmp/i2c/pmic@3c"; 22 rtc1 = "/bus@0/rtc@c2a0000"; 23 serial0 = &tcu; 24 }; 25 26 chosen { 27 bootargs = "console=ttyS0,115200n8"; 28 stdout-path = "serial0:115200n8"; 29 }; 30 31 bus@0 { 32 ethernet@2490000 { 33 status = "okay"; 34 35 phy-reset-gpios = <&gpio TEGRA194_MAIN_GPIO(R, 1) GPIO_ACTIVE_LOW>; 36 phy-handle = <&phy>; 37 phy-mode = "rgmii-id"; 38 39 mdio { 40 #address-cells = <1>; 41 #size-cells = <0>; 42 43 phy: phy@0 { 44 compatible = "ethernet-phy-ieee802.3-c22"; 45 reg = <0x0>; 46 interrupt-parent = <&gpio>; 47 interrupts = <TEGRA194_MAIN_GPIO(G, 4) IRQ_TYPE_LEVEL_LOW>; 48 #phy-cells = <0>; 49 }; 50 }; 51 }; 52 53 memory-controller@2c00000 { 54 status = "okay"; 55 }; 56 57 serial@3100000 { 58 status = "okay"; 59 }; 60 61 i2c@3160000 { 62 status = "okay"; 63 64 eeprom@50 { 65 compatible = "atmel,24c02"; 66 reg = <0x50>; 67 68 label = "module"; 69 vcc-supply = <&vdd_1v8ls>; 70 address-width = <8>; 71 pagesize = <8>; 72 size = <256>; 73 read-only; 74 }; 75 }; 76 77 /* SDMMC1 (SD/MMC) */ 78 mmc@3400000 { 79 status = "okay"; 80 bus-width = <4>; 81 cd-gpios = <&gpio TEGRA194_MAIN_GPIO(G, 7) GPIO_ACTIVE_LOW>; 82 disable-wp; 83 vmmc-supply = <&vdd_3v3_sd>; 84 }; 85 86 padctl@3520000 { 87 avdd-usb-supply = <&vdd_usb_3v3>; 88 vclamp-usb-supply = <&vdd_1v8ao>; 89 90 ports { 91 usb2-1 { 92 vbus-supply = <&vdd_5v0_sys>; 93 }; 94 95 usb2-3 { 96 vbus-supply = <&vdd_5v0_sys>; 97 }; 98 99 usb3-0 { 100 vbus-supply = <&vdd_5v0_sys>; 101 }; 102 103 usb3-3 { 104 vbus-supply = <&vdd_5v0_sys>; 105 }; 106 }; 107 }; 108 109 rtc@c2a0000 { 110 status = "okay"; 111 }; 112 113 pmc@c360000 { 114 nvidia,invert-interrupt; 115 }; 116 }; 117 118 bpmp { 119 i2c { 120 status = "okay"; 121 122 pmic: pmic@3c { 123 compatible = "maxim,max20024"; 124 reg = <0x3c>; 125 126 interrupt-parent = <&pmc>; 127 interrupts = <24 IRQ_TYPE_LEVEL_LOW>; 128 #interrupt-cells = <2>; 129 interrupt-controller; 130 131 #gpio-cells = <2>; 132 gpio-controller; 133 134 pinctrl-names = "default"; 135 pinctrl-0 = <&max20024_default>; 136 137 max20024_default: pinmux { 138 gpio0 { 139 pins = "gpio0"; 140 function = "gpio"; 141 }; 142 143 gpio1 { 144 pins = "gpio1"; 145 function = "fps-out"; 146 maxim,active-fps-source = <MAX77620_FPS_SRC_DEF>; 147 }; 148 149 gpio2 { 150 pins = "gpio2"; 151 function = "fps-out"; 152 maxim,active-fps-source = <MAX77620_FPS_SRC_DEF>; 153 }; 154 155 gpio3 { 156 pins = "gpio3"; 157 function = "fps-out"; 158 maxim,active-fps-source = <MAX77620_FPS_SRC_DEF>; 159 }; 160 161 gpio4 { 162 pins = "gpio4"; 163 function = "32k-out1"; 164 drive-push-pull = <1>; 165 }; 166 167 gpio6 { 168 pins = "gpio6"; 169 function = "gpio"; 170 drive-push-pull = <1>; 171 }; 172 173 gpio7 { 174 pins = "gpio7"; 175 function = "gpio"; 176 drive-push-pull = <0>; 177 }; 178 }; 179 180 fps { 181 fps0 { 182 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>; 183 maxim,shutdown-fps-time-period-us = <640>; 184 }; 185 186 fps1 { 187 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>; 188 maxim,shutdown-fps-time-period-us = <640>; 189 maxim,device-state-on-disabled-event = <MAX77620_FPS_INACTIVE_STATE_SLEEP>; 190 }; 191 192 fps2 { 193 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>; 194 maxim,shutdown-fps-time-period-us = <640>; 195 }; 196 }; 197 198 regulators { 199 in-sd0-supply = <&vdd_5v0_sys>; 200 in-sd1-supply = <&vdd_5v0_sys>; 201 in-sd2-supply = <&vdd_5v0_sys>; 202 in-sd3-supply = <&vdd_5v0_sys>; 203 in-sd4-supply = <&vdd_5v0_sys>; 204 205 in-ldo0-1-supply = <&vdd_5v0_sys>; 206 in-ldo2-supply = <&vdd_5v0_sys>; 207 in-ldo3-5-supply = <&vdd_5v0_sys>; 208 in-ldo4-6-supply = <&vdd_5v0_sys>; 209 in-ldo7-8-supply = <&vdd_1v8ls>; 210 211 vdd_1v0: sd0 { 212 regulator-name = "VDDIO_SYS_1V0"; 213 regulator-min-microvolt = <1000000>; 214 regulator-max-microvolt = <1000000>; 215 regulator-always-on; 216 regulator-boot-on; 217 }; 218 219 vdd_1v8hs: sd1 { 220 regulator-name = "VDDIO_SYS_1V8HS"; 221 regulator-min-microvolt = <1800000>; 222 regulator-max-microvolt = <1800000>; 223 regulator-always-on; 224 regulator-boot-on; 225 }; 226 227 vdd_1v8ls: sd2 { 228 regulator-name = "VDDIO_SYS_1V8LS"; 229 regulator-min-microvolt = <1800000>; 230 regulator-max-microvolt = <1800000>; 231 regulator-always-on; 232 regulator-boot-on; 233 }; 234 235 vdd_1v8ao: sd3 { 236 regulator-name = "VDDIO_AO_1V8"; 237 regulator-min-microvolt = <1800000>; 238 regulator-max-microvolt = <1800000>; 239 regulator-always-on; 240 regulator-boot-on; 241 }; 242 243 sd4 { 244 regulator-name = "VDD_DDR_1V1"; 245 regulator-min-microvolt = <1100000>; 246 regulator-max-microvolt = <1100000>; 247 regulator-always-on; 248 regulator-boot-on; 249 }; 250 251 ldo0 { 252 regulator-name = "VDD_RTC"; 253 regulator-min-microvolt = <800000>; 254 regulator-max-microvolt = <800000>; 255 regulator-always-on; 256 regulator-boot-on; 257 }; 258 259 ldo2 { 260 regulator-name = "VDDIO_AO_3V3"; 261 regulator-min-microvolt = <3300000>; 262 regulator-max-microvolt = <3300000>; 263 regulator-always-on; 264 regulator-boot-on; 265 }; 266 267 ldo3 { 268 regulator-name = "VDD_EMMC_3V3"; 269 regulator-min-microvolt = <3300000>; 270 regulator-max-microvolt = <3300000>; 271 }; 272 273 vdd_usb_3v3: ldo5 { 274 regulator-name = "VDD_USB_3V3"; 275 regulator-min-microvolt = <3300000>; 276 regulator-max-microvolt = <3300000>; 277 regulator-always-on; 278 regulator-boot-on; 279 }; 280 281 ldo6 { 282 regulator-name = "VDD_SDIO_3V3"; 283 regulator-min-microvolt = <3300000>; 284 regulator-max-microvolt = <3300000>; 285 }; 286 287 ldo7 { 288 regulator-name = "AVDD_CSI_1V2"; 289 regulator-min-microvolt = <1200000>; 290 regulator-max-microvolt = <1200000>; 291 }; 292 }; 293 }; 294 }; 295 }; 296 297 vdd_3v3_sd: regulator@0 { 298 compatible = "regulator-fixed"; 299 regulator-name = "VDD_3V3_SD"; 300 regulator-min-microvolt = <3300000>; 301 regulator-max-microvolt = <3300000>; 302 gpio = <&gpio TEGRA194_MAIN_GPIO(G, 2) GPIO_ACTIVE_HIGH>; 303 regulator-boot-on; 304 enable-active-high; 305 }; 306}; 307