arch/arm64/boot/dts/nvidia/tegra210-p3450-0000.dts

   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 };