1// SPDX-License-Identifier: GPL-2.0 2/dts-v1/; 3 4#include <dt-bindings/input/gpio-keys.h> 5#include <dt-bindings/input/linux-event-codes.h> 6#include <dt-bindings/mfd/max77620.h> 7 8#include "tegra210.dtsi" 9 10/ { 11 model = "NVIDIA Jetson Nano Developer Kit"; 12 compatible = "nvidia,p3450-0000", "nvidia,tegra210"; 13 14 aliases { 15 ethernet = "/pcie@1003000/pci@2,0/ethernet@0,0"; 16 rtc0 = "/i2c@7000d000/pmic@3c"; 17 rtc1 = "/rtc@7000e000"; 18 serial0 = &uarta; 19 }; 20 21 chosen { 22 stdout-path = "serial0:115200n8"; 23 }; 24 25 memory { 26 device_type = "memory"; 27 reg = <0x0 0x80000000 0x1 0x0>; 28 }; 29 30 pcie@1003000 { 31 status = "okay"; 32 33 avdd-pll-uerefe-supply = <&vdd_pex_1v05>; 34 hvddio-pex-supply = <&vdd_1v8>; 35 dvddio-pex-supply = <&vdd_pex_1v05>; 36 dvdd-pex-pll-supply = <&vdd_pex_1v05>; 37 hvdd-pex-pll-e-supply = <&vdd_1v8>; 38 vddio-pex-ctl-supply = <&vdd_1v8>; 39 40 pci@1,0 { 41 phys = <&{/padctl@7009f000/pads/pcie/lanes/pcie-1}>, 42 <&{/padctl@7009f000/pads/pcie/lanes/pcie-2}>, 43 <&{/padctl@7009f000/pads/pcie/lanes/pcie-3}>, 44 <&{/padctl@7009f000/pads/pcie/lanes/pcie-4}>; 45 phy-names = "pcie-0", "pcie-1", "pcie-2", "pcie-3"; 46 nvidia,num-lanes = <4>; 47 status = "okay"; 48 }; 49 50 pci@2,0 { 51 phys = <&{/padctl@7009f000/pads/pcie/lanes/pcie-0}>; 52 phy-names = "pcie-0"; 53 status = "okay"; 54 55 ethernet@0,0 { 56 reg = <0x000000 0 0 0 0>; 57 local-mac-address = [ 00 00 00 00 00 00 ]; 58 }; 59 }; 60 }; 61 62 host1x@50000000 { 63 dpaux@54040000 { 64 status = "okay"; 65 }; 66 67 sor@54540000 { 68 status = "okay"; 69 70 avdd-io-hdmi-dp-supply = <&avdd_io_edp_1v05>; 71 vdd-hdmi-dp-pll-supply = <&vdd_1v8>; 72 73 nvidia,xbar-cfg = <2 1 0 3 4>; 74 nvidia,dpaux = <&dpaux>; 75 }; 76 77 sor@54580000 { 78 status = "okay"; 79 80 avdd-io-supply = <&avdd_1v05>; 81 vdd-pll-supply = <&vdd_1v8>; 82 hdmi-supply = <&vdd_hdmi>; 83 84 nvidia,ddc-i2c-bus = <&hdmi_ddc>; 85 nvidia,hpd-gpio = <&gpio TEGRA_GPIO(CC, 1) 86 GPIO_ACTIVE_LOW>; 87 nvidia,xbar-cfg = <0 1 2 3 4>; 88 }; 89 90 dpaux@545c0000 { 91 status = "okay"; 92 }; 93 }; 94 95 gpu@57000000 { 96 vdd-supply = <&vdd_gpu>; 97 status = "okay"; 98 }; 99 100 /* debug port */ 101 serial@70006000 { 102 status = "okay"; 103 }; 104 105 pwm@7000a000 { 106 status = "okay"; 107 }; 108 109 i2c@7000c500 { 110 status = "okay"; 111 clock-frequency = <100000>; 112 113 eeprom@50 { 114 compatible = "atmel,24c02"; 115 reg = <0x50>; 116 117 address-bits = <8>; 118 page-size = <8>; 119 size = <256>; 120 read-only; 121 }; 122 123 eeprom@57 { 124 compatible = "atmel,24c02"; 125 reg = <0x57>; 126 127 address-bits = <8>; 128 page-size = <8>; 129 size = <256>; 130 read-only; 131 }; 132 }; 133 134 hdmi_ddc: i2c@7000c700 { 135 status = "okay"; 136 clock-frequency = <100000>; 137 }; 138 139 i2c@7000d000 { 140 status = "okay"; 141 clock-frequency = <400000>; 142 143 pmic: pmic@3c { 144 compatible = "maxim,max77620"; 145 reg = <0x3c>; 146 interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; 147 148 #interrupt-cells = <2>; 149 interrupt-controller; 150 151 #gpio-cells = <2>; 152 gpio-controller; 153 154 pinctrl-names = "default"; 155 pinctrl-0 = <&max77620_default>; 156 157 max77620_default: pinmux { 158 gpio0 { 159 pins = "gpio0"; 160 function = "gpio"; 161 }; 162 163 gpio1 { 164 pins = "gpio1"; 165 function = "fps-out"; 166 drive-push-pull = <1>; 167 maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; 168 maxim,active-fps-power-up-slot = <0>; 169 maxim,active-fps-power-down-slot = <7>; 170 }; 171 172 gpio2 { 173 pins = "gpio2"; 174 function = "fps-out"; 175 drive-open-drain = <1>; 176 maxim,active-fps-source = <MAX77620_FPS_SRC_0>; 177 maxim,active-fps-power-up-slot = <0>; 178 maxim,active-fps-power-down-slot = <7>; 179 }; 180 181 gpio3 { 182 pins = "gpio3"; 183 function = "fps-out"; 184 drive-open-drain = <1>; 185 maxim,active-fps-source = <MAX77620_FPS_SRC_0>; 186 maxim,active-fps-power-up-slot = <4>; 187 maxim,active-fps-power-down-slot = <3>; 188 }; 189 190 gpio4 { 191 pins = "gpio4"; 192 function = "32k-out1"; 193 }; 194 195 gpio5_6_7 { 196 pins = "gpio5", "gpio6", "gpio7"; 197 function = "gpio"; 198 drive-push-pull = <1>; 199 }; 200 }; 201 202 fps { 203 fps0 { 204 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>; 205 maxim,suspend-fps-time-period-us = <5120>; 206 }; 207 208 fps1 { 209 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>; 210 maxim,suspend-fps-time-period-us = <5120>; 211 }; 212 213 fps2 { 214 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>; 215 }; 216 }; 217 218 regulators { 219 in-ldo0-1-supply = <&vdd_pre>; 220 in-ldo2-supply = <&vdd_3v3_sys>; 221 in-ldo3-5-supply = <&vdd_1v8>; 222 in-ldo4-6-supply = <&vdd_5v0_sys>; 223 in-ldo7-8-supply = <&vdd_pre>; 224 in-sd0-supply = <&vdd_5v0_sys>; 225 in-sd1-supply = <&vdd_5v0_sys>; 226 in-sd2-supply = <&vdd_5v0_sys>; 227 in-sd3-supply = <&vdd_5v0_sys>; 228 229 vdd_soc: sd0 { 230 regulator-name = "VDD_SOC"; 231 regulator-min-microvolt = <1000000>; 232 regulator-max-microvolt = <1170000>; 233 regulator-enable-ramp-delay = <146>; 234 regulator-disable-ramp-delay = <4080>; 235 regulator-ramp-delay = <27500>; 236 regulator-ramp-delay-scale = <300>; 237 regulator-always-on; 238 regulator-boot-on; 239 240 maxim,active-fps-source = <MAX77620_FPS_SRC_1>; 241 maxim,active-fps-power-up-slot = <1>; 242 maxim,active-fps-power-down-slot = <6>; 243 }; 244 245 vdd_ddr: sd1 { 246 regulator-name = "VDD_DDR_1V1_PMIC"; 247 regulator-min-microvolt = <1150000>; 248 regulator-max-microvolt = <1150000>; 249 regulator-enable-ramp-delay = <176>; 250 regulator-disable-ramp-delay = <145800>; 251 regulator-ramp-delay = <27500>; 252 regulator-ramp-delay-scale = <300>; 253 regulator-always-on; 254 regulator-boot-on; 255 256 maxim,active-fps-source = <MAX77620_FPS_SRC_0>; 257 maxim,active-fps-power-up-slot = <5>; 258 maxim,active-fps-power-down-slot = <2>; 259 }; 260 261 vdd_pre: sd2 { 262 regulator-name = "VDD_PRE_REG_1V35"; 263 regulator-min-microvolt = <1350000>; 264 regulator-max-microvolt = <1350000>; 265 regulator-enable-ramp-delay = <176>; 266 regulator-disable-ramp-delay = <32000>; 267 regulator-ramp-delay = <27500>; 268 regulator-ramp-delay-scale = <350>; 269 regulator-always-on; 270 regulator-boot-on; 271 272 maxim,active-fps-source = <MAX77620_FPS_SRC_1>; 273 maxim,active-fps-power-up-slot = <2>; 274 maxim,active-fps-power-down-slot = <5>; 275 }; 276 277 vdd_1v8: sd3 { 278 regulator-name = "VDD_1V8"; 279 regulator-min-microvolt = <1800000>; 280 regulator-max-microvolt = <1800000>; 281 regulator-enable-ramp-delay = <242>; 282 regulator-disable-ramp-delay = <118000>; 283 regulator-ramp-delay = <27500>; 284 regulator-ramp-delay-scale = <360>; 285 regulator-always-on; 286 regulator-boot-on; 287 288 maxim,active-fps-source = <MAX77620_FPS_SRC_0>; 289 maxim,active-fps-power-up-slot = <3>; 290 maxim,active-fps-power-down-slot = <4>; 291 }; 292 293 vdd_sys_1v2: ldo0 { 294 regulator-name = "AVDD_SYS_1V2"; 295 regulator-min-microvolt = <1200000>; 296 regulator-max-microvolt = <1200000>; 297 regulator-enable-ramp-delay = <26>; 298 regulator-disable-ramp-delay = <626>; 299 regulator-ramp-delay = <100000>; 300 regulator-ramp-delay-scale = <200>; 301 regulator-always-on; 302 regulator-boot-on; 303 304 maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; 305 maxim,active-fps-power-up-slot = <0>; 306 maxim,active-fps-power-down-slot = <7>; 307 }; 308 309 vdd_pex_1v05: ldo1 { 310 regulator-name = "VDD_PEX_1V05"; 311 regulator-min-microvolt = <1050000>; 312 regulator-max-microvolt = <1050000>; 313 regulator-enable-ramp-delay = <22>; 314 regulator-disable-ramp-delay = <650>; 315 regulator-ramp-delay = <100000>; 316 regulator-ramp-delay-scale = <200>; 317 318 maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; 319 maxim,active-fps-power-up-slot = <0>; 320 maxim,active-fps-power-down-slot = <7>; 321 }; 322 323 vddio_sdmmc: ldo2 { 324 regulator-name = "VDDIO_SDMMC"; 325 regulator-min-microvolt = <1800000>; 326 regulator-max-microvolt = <3300000>; 327 regulator-enable-ramp-delay = <62>; 328 regulator-disable-ramp-delay = <650>; 329 regulator-ramp-delay = <100000>; 330 regulator-ramp-delay-scale = <200>; 331 332 maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>; 333 maxim,active-fps-power-up-slot = <0>; 334 maxim,active-fps-power-down-slot = <7>; 335 }; 336 337 ldo3 { 338 status = "disabled"; 339 }; 340 341 vdd_rtc: ldo4 { 342 regulator-name = "VDD_RTC"; 343 regulator-min-microvolt = <850000>; 344 regulator-max-microvolt = <1100000>; 345 regulator-enable-ramp-delay = <22>; 346 regulator-disable-ramp-delay = <610>; 347 regulator-ramp-delay = <100000>; 348 regulator-ramp-delay-scale = <200>; 349 regulator-disable-active-discharge; 350 regulator-always-on; 351 regulator-boot-on; 352 353 maxim,active-fps-source = <MAX77620_FPS_SRC_0>; 354 maxim,active-fps-power-up-slot = <1>; 355 maxim,active-fps-power-down-slot = <6>; 356 }; 357 358 ldo5 { 359 status = "disabled"; 360 }; 361 362 ldo6 { 363 status = "disabled"; 364 }; 365 366 avdd_1v05_pll: ldo7 { 367 regulator-name = "AVDD_1V05_PLL"; 368 regulator-min-microvolt = <1050000>; 369 regulator-max-microvolt = <1050000>; 370 regulator-enable-ramp-delay = <24>; 371 regulator-disable-ramp-delay = <2768>; 372 regulator-ramp-delay = <100000>; 373 regulator-ramp-delay-scale = <200>; 374 375 maxim,active-fps-source = <MAX77620_FPS_SRC_1>; 376 maxim,active-fps-power-up-slot = <3>; 377 maxim,active-fps-power-down-slot = <4>; 378 }; 379 380 avdd_1v05: ldo8 { 381 regulator-name = "AVDD_SATA_HDMI_DP_1V05"; 382 regulator-min-microvolt = <1050000>; 383 regulator-max-microvolt = <1050000>; 384 regulator-enable-ramp-delay = <22>; 385 regulator-disable-ramp-delay = <1160>; 386 regulator-ramp-delay = <100000>; 387 regulator-ramp-delay-scale = <200>; 388 389 maxim,active-fps-source = <MAX77620_FPS_SRC_1>; 390 maxim,active-fps-power-up-slot = <6>; 391 maxim,active-fps-power-down-slot = <1>; 392 }; 393 }; 394 }; 395 }; 396 397 pmc@7000e400 { 398 nvidia,invert-interrupt; 399 nvidia,suspend-mode = <0>; 400 nvidia,cpu-pwr-good-time = <0>; 401 nvidia,cpu-pwr-off-time = <0>; 402 nvidia,core-pwr-good-time = <4587 3876>; 403 nvidia,core-pwr-off-time = <39065>; 404 nvidia,core-power-req-active-high; 405 nvidia,sys-clock-req-active-high; 406 }; 407 408 hda@70030000 { 409 nvidia,model = "jetson-nano-hda"; 410 411 status = "okay"; 412 }; 413 414 usb@70090000 { 415 phys = <&{/padctl@7009f000/pads/usb2/lanes/usb2-0}>, 416 <&{/padctl@7009f000/pads/usb2/lanes/usb2-1}>, 417 <&{/padctl@7009f000/pads/usb2/lanes/usb2-2}>, 418 <&{/padctl@7009f000/pads/pcie/lanes/pcie-6}>; 419 phy-names = "usb2-0", "usb2-1", "usb2-2", "usb3-0"; 420 421 avdd-usb-supply = <&vdd_3v3_sys>; 422 dvddio-pex-supply = <&vdd_pex_1v05>; 423 hvddio-pex-supply = <&vdd_1v8>; 424 /* these really belong to the XUSB pad controller */ 425 avdd-pll-utmip-supply = <&vdd_1v8>; 426 avdd-pll-uerefe-supply = <&vdd_pex_1v05>; 427 dvdd-usb-ss-pll-supply = <&vdd_pex_1v05>; 428 hvdd-usb-ss-pll-e-supply = <&vdd_1v8>; 429 430 status = "okay"; 431 }; 432 433 padctl@7009f000 { 434 status = "okay"; 435 436 avdd-pll-utmip-supply = <&vdd_1v8>; 437 avdd-pll-uerefe-supply = <&vdd_pex_1v05>; 438 dvdd-pex-pll-supply = <&vdd_pex_1v05>; 439 hvdd-pex-pll-e-supply = <&vdd_1v8>; 440 441 pads { 442 usb2 { 443 status = "okay"; 444 445 lanes { 446 usb2-0 { 447 nvidia,function = "xusb"; 448 status = "okay"; 449 }; 450 451 usb2-1 { 452 nvidia,function = "xusb"; 453 status = "okay"; 454 }; 455 456 usb2-2 { 457 nvidia,function = "xusb"; 458 status = "okay"; 459 }; 460 }; 461 }; 462 463 pcie { 464 status = "okay"; 465 466 lanes { 467 pcie-0 { 468 nvidia,function = "pcie-x1"; 469 status = "okay"; 470 }; 471 472 pcie-1 { 473 nvidia,function = "pcie-x4"; 474 status = "okay"; 475 }; 476 477 pcie-2 { 478 nvidia,function = "pcie-x4"; 479 status = "okay"; 480 }; 481 482 pcie-3 { 483 nvidia,function = "pcie-x4"; 484 status = "okay"; 485 }; 486 487 pcie-4 { 488 nvidia,function = "pcie-x4"; 489 status = "okay"; 490 }; 491 492 pcie-5 { 493 nvidia,function = "usb3-ss"; 494 status = "okay"; 495 }; 496 497 pcie-6 { 498 nvidia,function = "usb3-ss"; 499 status = "okay"; 500 }; 501 }; 502 }; 503 }; 504 505 ports { 506 usb2-0 { 507 status = "okay"; 508 mode = "otg"; 509 }; 510 511 usb2-1 { 512 status = "okay"; 513 mode = "host"; 514 }; 515 516 usb2-2 { 517 status = "okay"; 518 mode = "host"; 519 }; 520 521 usb3-0 { 522 status = "okay"; 523 nvidia,usb2-companion = <1>; 524 vbus-supply = <&vdd_hub_3v3>; 525 }; 526 }; 527 }; 528 529 sdhci@700b0000 { 530 status = "okay"; 531 bus-width = <4>; 532 533 cd-gpios = <&gpio TEGRA_GPIO(Z, 1) GPIO_ACTIVE_LOW>; 534 535 vqmmc-supply = <&vddio_sdmmc>; 536 vmmc-supply = <&vdd_3v3_sd>; 537 }; 538 539 clocks { 540 compatible = "simple-bus"; 541 #address-cells = <1>; 542 #size-cells = <0>; 543 544 clk32k_in: clock@0 { 545 compatible = "fixed-clock"; 546 reg = <0>; 547 #clock-cells = <0>; 548 clock-frequency = <32768>; 549 }; 550 }; 551 552 cpus { 553 cpu@0 { 554 enable-method = "psci"; 555 }; 556 557 cpu@1 { 558 enable-method = "psci"; 559 }; 560 561 cpu@2 { 562 enable-method = "psci"; 563 }; 564 565 cpu@3 { 566 enable-method = "psci"; 567 }; 568 569 idle-states { 570 cpu-sleep { 571 status = "okay"; 572 }; 573 }; 574 }; 575 576 gpio-keys { 577 compatible = "gpio-keys"; 578 579 power { 580 label = "Power"; 581 gpios = <&gpio TEGRA_GPIO(X, 5) GPIO_ACTIVE_LOW>; 582 linux,input-type = <EV_KEY>; 583 linux,code = <KEY_POWER>; 584 debounce-interval = <30>; 585 wakeup-event-action = <EV_ACT_ASSERTED>; 586 wakeup-source; 587 }; 588 589 force-recovery { 590 label = "Force Recovery"; 591 gpios = <&gpio TEGRA_GPIO(X, 6) GPIO_ACTIVE_LOW>; 592 linux,input-type = <EV_KEY>; 593 linux,code = <BTN_1>; 594 debounce-interval = <30>; 595 }; 596 }; 597 598 psci { 599 compatible = "arm,psci-1.0"; 600 method = "smc"; 601 }; 602 603 regulators { 604 compatible = "simple-bus"; 605 #address-cells = <1>; 606 #size-cells = <0>; 607 608 vdd_5v0_sys: regulator@0 { 609 compatible = "regulator-fixed"; 610 reg = <0>; 611 612 regulator-name = "VDD_5V0_SYS"; 613 regulator-min-microvolt = <5000000>; 614 regulator-max-microvolt = <5000000>; 615 regulator-always-on; 616 regulator-boot-on; 617 }; 618 619 vdd_3v3_sys: regulator@1 { 620 compatible = "regulator-fixed"; 621 reg = <1>; 622 regulator-name = "VDD_3V3_SYS"; 623 regulator-min-microvolt = <3300000>; 624 regulator-max-microvolt = <3300000>; 625 regulator-enable-ramp-delay = <240>; 626 regulator-disable-ramp-delay = <11340>; 627 regulator-always-on; 628 regulator-boot-on; 629 630 gpio = <&pmic 3 GPIO_ACTIVE_HIGH>; 631 enable-active-high; 632 633 vin-supply = <&vdd_5v0_sys>; 634 }; 635 636 vdd_3v3_sd: regulator@2 { 637 compatible = "regulator-fixed"; 638 reg = <2>; 639 640 regulator-name = "VDD_3V3_SD"; 641 regulator-min-microvolt = <3300000>; 642 regulator-max-microvolt = <3300000>; 643 644 gpio = <&gpio TEGRA_GPIO(Z, 3) GPIO_ACTIVE_HIGH>; 645 enable-active-high; 646 647 vin-supply = <&vdd_3v3_sys>; 648 }; 649 650 vdd_hdmi: regulator@3 { 651 compatible = "regulator-fixed"; 652 reg = <3>; 653 654 regulator-name = "VDD_HDMI_5V0"; 655 regulator-min-microvolt = <5000000>; 656 regulator-max-microvolt = <5000000>; 657 658 vin-supply = <&vdd_5v0_sys>; 659 }; 660 661 vdd_hub_3v3: regulator@4 { 662 compatible = "regulator-fixed"; 663 reg = <4>; 664 665 regulator-name = "VDD_HUB_3V3"; 666 regulator-min-microvolt = <3300000>; 667 regulator-max-microvolt = <3300000>; 668 669 gpio = <&gpio TEGRA_GPIO(A, 6) GPIO_ACTIVE_HIGH>; 670 enable-active-high; 671 672 vin-supply = <&vdd_5v0_sys>; 673 }; 674 675 vdd_cpu: regulator@5 { 676 compatible = "regulator-fixed"; 677 reg = <5>; 678 679 regulator-name = "VDD_CPU"; 680 regulator-min-microvolt = <5000000>; 681 regulator-max-microvolt = <5000000>; 682 regulator-always-on; 683 regulator-boot-on; 684 685 gpio = <&pmic 5 GPIO_ACTIVE_HIGH>; 686 enable-active-high; 687 688 vin-supply = <&vdd_5v0_sys>; 689 }; 690 691 vdd_gpu: regulator@6 { 692 compatible = "pwm-regulator"; 693 reg = <6>; 694 pwms = <&pwm 1 4880>; 695 regulator-name = "VDD_GPU"; 696 regulator-min-microvolt = <710000>; 697 regulator-max-microvolt = <1320000>; 698 regulator-ramp-delay = <80>; 699 regulator-enable-ramp-delay = <2000>; 700 regulator-settling-time-us = <160>; 701 enable-gpios = <&pmic 6 GPIO_ACTIVE_HIGH>; 702 vin-supply = <&vdd_5v0_sys>; 703 }; 704 705 avdd_io_edp_1v05: regulator@7 { 706 compatible = "regulator-fixed"; 707 reg = <7>; 708 709 regulator-name = "AVDD_IO_EDP_1V05"; 710 regulator-min-microvolt = <1050000>; 711 regulator-max-microvolt = <1050000>; 712 713 gpio = <&pmic 7 GPIO_ACTIVE_HIGH>; 714 enable-active-high; 715 716 vin-supply = <&avdd_1v05_pll>; 717 }; 718 }; 719}; 720