arch/arm/boot/dts/samsung/exynos5420-galaxy-tab-common.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Base DT for Samsung's family of tablets based on Exynos5420.
   4  *
   5  * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
   6  *              http://www.samsung.com
   7  * Copyright (c) 2022 Henrik Grimler
   8  */
   9
  10 /dts-v1/;
  11 #include "exynos5420.dtsi"
  12 #include "exynos5420-cpus.dtsi"
  13 #include <dt-bindings/input/input.h>
  14 #include <dt-bindings/gpio/gpio.h>
  15 #include <dt-bindings/clock/samsung,s2mps11.h>
  16
  17 / {
  18         chassis-type = "tablet";
  19
  20         /*
  21          * To successfully boot the mainline kernel with the stock
  22          * bootloader (SBOOT), the tlb needs to be flushed after the
  23          * page table pointer has been updated in __common_mmu_cache_on.
  24          * The same hack is also needed to boot exynos4412-i9300 with
  25          * stock bootloader, and probably other Samsung devices of
  26          * similar age.  See
  27          * https://lore.kernel.org/all/1355276466-18295-1-git-send-email-arve@android.com
  28          * for more details.
  29          */
  30
  31         aliases {
  32                 mmc0 = &mmc_0;
  33                 mmc2 = &mmc_2;
  34         };
  35
  36         chosen {
  37                 stdout-path = "serial2:115200n8";
  38         };
  39
  40         memory@20000000 {
  41                 device_type = "memory";
  42                 reg = <0x20000000 0xc0000000>;
  43         };
  44
  45         firmware@2073000 {
  46                 compatible = "samsung,secure-firmware";
  47                 reg = <0x02073000 0x1000>;
  48         };
  49
  50         fixed-rate-clocks {
  51                 oscclk {
  52                         compatible = "samsung,exynos5420-oscclk";
  53                         clock-frequency = <24000000>;
  54                 };
  55         };
  56
  57         gpio-keys {
  58                 compatible = "gpio-keys";
  59
  60                 key-power {
  61                         debounce-interval = <10>;
  62                         gpios = <&gpx2 2 GPIO_ACTIVE_LOW>;
  63                         label = "Power";
  64                         linux,code = <KEY_POWER>;
  65                         wakeup-source;
  66                 };
  67
  68                 key-home {
  69                         debounce-interval = <10>;
  70                         gpios = <&gpx0 5 GPIO_ACTIVE_LOW>;
  71                         label = "Home";
  72                         linux,code = <KEY_HOME>;
  73                         wakeup-source;
  74                 };
  75
  76                 key-volume-up {
  77                         debounce-interval = <10>;
  78                         gpios = <&gpx0 2 GPIO_ACTIVE_LOW>;
  79                         label = "Volume Up";
  80                         linux,code = <KEY_VOLUMEUP>;
  81                 };
  82
  83                 key-volume-down {
  84                         debounce-interval = <10>;
  85                         gpios = <&gpx0 3 GPIO_ACTIVE_LOW>;
  86                         label = "Volume Down";
  87                         linux,code = <KEY_VOLUMEDOWN>;
  88                 };
  89         };
  90 };
  91
  92 &cci {
  93         /* CCI is disabled in hardware */
  94         status = "disabled";
  95 };
  96
  97 &cpu0 {
  98         cpu-supply = <&buck2_reg>;
  99 };
 100
 101 &cpu4 {
 102         cpu-supply = <&buck6_reg>;
 103 };
 104
 105 &gpu {
 106         status = "okay";
 107         mali-supply = <&buck4_reg>;
 108 };
 109
 110 &hsi2c_7 {
 111         status = "okay";
 112
 113         pmic@66 {
 114                 compatible = "samsung,s2mps11-pmic";
 115                 reg = <0x66>;
 116
 117                 interrupt-parent = <&gpx3>;
 118                 interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
 119                 pinctrl-names = "default";
 120                 pinctrl-0 = <&s2mps11_irq>;
 121
 122                 s2mps11_osc: clocks {
 123                         compatible = "samsung,s2mps11-clk";
 124                         #clock-cells = <1>;
 125                         clock-output-names = "s2mps11_ap", "s2mps11_cp",
 126                                              "s2mps11_bt";
 127                 };
 128
 129                 regulators {
 130                         buck1_reg: BUCK1 {
 131                                 regulator-name = "VDD_MIF_1V1";
 132                                 regulator-min-microvolt = <700000>;
 133                                 regulator-max-microvolt = <1300000>;
 134                                 regulator-always-on;
 135                                 regulator-boot-on;
 136
 137                                 regulator-state-mem {
 138                                         regulator-off-in-suspend;
 139                                 };
 140                         };
 141
 142                         buck2_reg: BUCK2 {
 143                                 regulator-name = "VDD_ARM_1V0";
 144                                 regulator-min-microvolt = <800000>;
 145                                 regulator-max-microvolt = <1500000>;
 146                                 regulator-always-on;
 147                                 regulator-boot-on;
 148
 149                                 regulator-state-mem {
 150                                         regulator-off-in-suspend;
 151                                 };
 152                         };
 153
 154                         buck3_reg: BUCK3 {
 155                                 regulator-name = "VDD_INT_1V0";
 156                                 regulator-min-microvolt = <800000>;
 157                                 regulator-max-microvolt = <1400000>;
 158                                 regulator-always-on;
 159                                 regulator-boot-on;
 160
 161                                 regulator-state-mem {
 162                                         regulator-off-in-suspend;
 163                                 };
 164                         };
 165
 166                         buck4_reg: BUCK4 {
 167                                 regulator-name = "VDD_G3D_1V0";
 168                                 regulator-min-microvolt = <700000>;
 169                                 regulator-max-microvolt = <1400000>;
 170                                 regulator-always-on;
 171                                 regulator-boot-on;
 172
 173                                 regulator-state-mem {
 174                                         regulator-off-in-suspend;
 175                                 };
 176                         };
 177
 178                         buck5_reg: BUCK5 {
 179                                 regulator-name = "VDD_MEM_1V2";
 180                                 regulator-min-microvolt = <1200000>;
 181                                 regulator-max-microvolt = <1200000>;
 182                                 regulator-always-on;
 183                                 regulator-boot-on;
 184
 185                                 regulator-state-mem {
 186                                         regulator-off-in-suspend;
 187                                 };
 188
 189                         };
 190
 191                         buck6_reg: BUCK6 {
 192                                 regulator-name = "VDD_KFC_1V0";
 193                                 regulator-min-microvolt = <800000>;
 194                                 regulator-max-microvolt = <1500000>;
 195                                 regulator-always-on;
 196                                 regulator-boot-on;
 197
 198                                 regulator-state-mem {
 199                                         regulator-off-in-suspend;
 200                                 };
 201                         };
 202
 203                         buck7_reg: BUCK7 {
 204                                 regulator-name = "VIN_LLDO_1V4";
 205                                 regulator-min-microvolt = <1200000>;
 206                                 regulator-max-microvolt = <1500000>;
 207                                 regulator-always-on;
 208                         };
 209
 210                         buck8_reg: BUCK8 {
 211                                 regulator-name = "VIN_MLDO_2V0";
 212                                 regulator-min-microvolt = <1800000>;
 213                                 regulator-max-microvolt = <2100000>;
 214                                 regulator-always-on;
 215                         };
 216
 217                         buck9_reg: BUCK9 {
 218                                 regulator-name = "VIN_HLDO_3V5";
 219                                 regulator-min-microvolt = <3000000>;
 220                                 regulator-max-microvolt = <3500000>;
 221                                 regulator-always-on;
 222                         };
 223
 224                         buck10_reg: BUCK10 {
 225                                 regulator-name = "VDD_CAM_ISP_1V0";
 226                                 regulator-min-microvolt = <750000>;
 227                                 regulator-max-microvolt = <3550000>;
 228                         };
 229
 230                         ldo1_reg: LDO1 {
 231                                 regulator-name = "VDD_ALIVE_1.0V";
 232                                 regulator-min-microvolt = <1000000>;
 233                                 regulator-max-microvolt = <1000000>;
 234                                 regulator-always-on;
 235                         };
 236
 237                         ldo2_reg: LDO2 {
 238                                 regulator-name = "VDD_APIO_1V8";
 239                                 regulator-min-microvolt = <1800000>;
 240                                 regulator-max-microvolt = <1800000>;
 241                                 regulator-always-on;
 242                                 regulator-boot-on;
 243
 244                                 regulator-state-mem {
 245                                         regulator-on-in-suspend;
 246                                 };
 247                         };
 248
 249                         ldo3_reg: LDO3 {
 250                                 regulator-name = "VDD_APIO_MMC01_1V8";
 251                                 regulator-min-microvolt = <1800000>;
 252                                 regulator-max-microvolt = <1800000>;
 253                                 regulator-always-on;
 254
 255                                 regulator-state-mem {
 256                                         regulator-off-in-suspend;
 257                                 };
 258                         };
 259
 260                         ldo4_reg: LDO4 {
 261                                 regulator-name = "VDD_ADC_1V8";
 262                                 regulator-min-microvolt = <1800000>;
 263                                 regulator-max-microvolt = <1800000>;
 264                                 regulator-always-on;
 265                                 regulator-boot-on;
 266
 267                                 regulator-state-mem {
 268                                         regulator-on-in-suspend;
 269                                 };
 270                         };
 271
 272                         ldo5_reg: LDO5 {
 273                                 /* Unused */
 274                                 regulator-name = "VDD_LDO5";
 275                                 regulator-min-microvolt = <1800000>;
 276                                 regulator-max-microvolt = <1800000>;
 277                         };
 278
 279                         ldo6_reg: LDO6 {
 280                                 regulator-name = "VDD_MIPI_1V0";
 281                                 regulator-min-microvolt = <1000000>;
 282                                 regulator-max-microvolt = <1000000>;
 283                                 regulator-always-on;
 284                                 regulator-boot-on;
 285
 286                                 regulator-state-mem {
 287                                         regulator-off-in-suspend;
 288                                 };
 289                         };
 290
 291                         ldo7_reg: LDO7 {
 292                                 regulator-name = "VDD_MIPI_PLL_ABB1_18V";
 293                                 regulator-min-microvolt = <1800000>;
 294                                 regulator-max-microvolt = <1800000>;
 295                                 regulator-always-on;
 296                                 regulator-boot-on;
 297
 298                                 regulator-state-mem {
 299                                         regulator-off-in-suspend;
 300                                 };
 301                         };
 302
 303                         ldo8_reg: LDO8 {
 304                                 /* Unused */
 305                                 regulator-name = "VDD_LDO8";
 306                                 regulator-min-microvolt = <1800000>;
 307                                 regulator-max-microvolt = <1800000>;
 308                         };
 309
 310                         ldo9_reg: LDO9 {
 311                                 regulator-name = "VDD_UOTG_3V0";
 312                                 regulator-min-microvolt = <3000000>;
 313                                 regulator-max-microvolt = <3000000>;
 314                                 regulator-always-on;
 315                                 regulator-boot-on;
 316
 317                                 regulator-state-mem {
 318                                         regulator-on-in-suspend;
 319                                 };
 320                         };
 321
 322                         ldo10_reg: LDO10 {
 323                                 regulator-name = "VDDQ_PRE_1V8";
 324                                 regulator-min-microvolt = <1800000>;
 325                                 regulator-max-microvolt = <1800000>;
 326                                 regulator-always-on;
 327                                 regulator-boot-on;
 328
 329                                 regulator-state-mem {
 330                                         regulator-on-in-suspend;
 331                                 };
 332                         };
 333
 334                         ldo11_reg: LDO11 {
 335                                 regulator-name = "VDD_HSIC_1V0";
 336                                 regulator-min-microvolt = <1000000>;
 337                                 regulator-max-microvolt = <1000000>;
 338                                 regulator-always-on;
 339                                 regulator-boot-on;
 340
 341                                 regulator-state-mem {
 342                                         regulator-on-in-suspend;
 343                                 };
 344                         };
 345
 346                         ldo12_reg: LDO12 {
 347                                 regulator-name = "VDD_HSIC_1V8";
 348                                 regulator-min-microvolt = <1800000>;
 349                                 regulator-max-microvolt = <1800000>;
 350                                 regulator-always-on;
 351                                 regulator-boot-on;
 352
 353                                 regulator-state-mem {
 354                                         regulator-on-in-suspend;
 355                                 };
 356                         };
 357
 358                         ldo13_reg: LDO13 {
 359                                 regulator-name = "VDD_APIO_MMC2_2V8";
 360                                 regulator-min-microvolt = <1800000>;
 361                                 regulator-max-microvolt = <2800000>;
 362                                 regulator-boot-on;
 363
 364                                 regulator-state-mem {
 365                                         regulator-off-in-suspend;
 366                                 };
 367                         };
 368
 369                         ldo14_reg: LDO14 {
 370                                 regulator-name = "VDD_MOTOR_3V0";
 371                                 regulator-min-microvolt = <3000000>;
 372                                 regulator-max-microvolt = <3000000>;
 373
 374                                 regulator-state-mem {
 375                                         regulator-off-in-suspend;
 376                                 };
 377                         };
 378
 379                         ldo15_reg: LDO15 {
 380                                 regulator-name = "VDD_LDO15";
 381                                 /*
 382                                  * LDO15 varies between devices and is
 383                                  * specified in the device dts
 384                                  */
 385                         };
 386
 387                         ldo16_reg: LDO16 {
 388                                 regulator-name = "VDD_AP_2V8";
 389                                 regulator-min-microvolt = <2800000>;
 390                                 regulator-max-microvolt = <2800000>;
 391                                 regulator-always-on;
 392                                 regulator-boot-on;
 393
 394                                 regulator-state-mem {
 395                                         regulator-on-in-suspend;
 396                                 };
 397                         };
 398
 399                         ldo17_reg: LDO17 {
 400                                 regulator-name = "VDD_LDO17";
 401                                 /*
 402                                  * LDO17 varies between devices and is
 403                                  * specified in the device dts
 404                                  */
 405                         };
 406
 407                         ldo18_reg: LDO18 {
 408                                 /* Unused */
 409                                 regulator-name = "VDD_LDO18";
 410                                 regulator-min-microvolt = <1800000>;
 411                                 regulator-max-microvolt = <1800000>;
 412                         };
 413
 414                         ldo19_reg: LDO19 {
 415                                 regulator-name = "VDD_VTF_2V8";
 416                                 regulator-min-microvolt = <2800000>;
 417                                 regulator-max-microvolt = <2800000>;
 418
 419                                 regulator-state-mem {
 420                                         regulator-off-in-suspend;
 421                                 };
 422                         };
 423
 424                         ldo20_reg: LDO20 {
 425                                 regulator-name = "VDD_CAM1_CAM_1V8";
 426                                 regulator-min-microvolt = <1800000>;
 427                                 regulator-max-microvolt = <1800000>;
 428
 429                                 regulator-state-mem {
 430                                         regulator-off-in-suspend;
 431                                 };
 432                         };
 433
 434                         ldo21_reg: LDO21 {
 435                                 regulator-name = "VDD_CAM_IO_1V8";
 436                                 regulator-min-microvolt = <1800000>;
 437                                 regulator-max-microvolt = <1800000>;
 438
 439                                 regulator-state-mem {
 440                                         regulator-off-in-suspend;
 441                                 };
 442                         };
 443
 444                         ldo22_reg: LDO22 {
 445                                 regulator-name = "VDD_CAM0_S_CORE_1V1";
 446                                 regulator-min-microvolt = <1050000>;
 447                                 regulator-max-microvolt = <1200000>;
 448
 449                                 regulator-state-mem {
 450                                         regulator-off-in-suspend;
 451                                 };
 452                         };
 453
 454                         ldo23_reg: LDO23 {
 455                                 regulator-name = "VDD_MIFS_1V1";
 456                                 regulator-min-microvolt = <800000>;
 457                                 regulator-max-microvolt = <1100000>;
 458                                 regulator-always-on;
 459
 460                                 regulator-state-mem {
 461                                         regulator-on-in-suspend;
 462                                 };
 463                         };
 464
 465                         ldo24_reg: LDO24 {
 466                                 regulator-name = "VDD_TSP_3V3";
 467                                 regulator-min-microvolt = <3300000>;
 468                                 regulator-max-microvolt = <3300000>;
 469
 470                                 regulator-state-mem {
 471                                         regulator-off-in-suspend;
 472                                 };
 473                         };
 474
 475                         ldo25_reg: LDO25 {
 476                                 /* Unused */
 477                                 regulator-name = "VDD_LDO25";
 478                                 regulator-min-microvolt = <800000>;
 479                                 regulator-max-microvolt = <3950000>;
 480                         };
 481
 482                         ldo26_reg: LDO26 {
 483                                 regulator-name = "VDD_CAM0_AF_2V8";
 484                                 regulator-min-microvolt = <2800000>;
 485                                 regulator-max-microvolt = <2800000>;
 486
 487                                 regulator-state-mem {
 488                                         regulator-off-in-suspend;
 489                                 };
 490                         };
 491
 492                         ldo27_reg: LDO27 {
 493                                 regulator-name = "VDD_G3DS_1V0";
 494                                 regulator-min-microvolt = <800000>;
 495                                 regulator-max-microvolt = <1000000>;
 496                                 regulator-always-on;
 497
 498                                 regulator-state-mem {
 499                                         regulator-on-in-suspend;
 500                                 };
 501                         };
 502
 503                         ldo28_reg: LDO28 {
 504                                 regulator-name = "VDD_LDO28";
 505                                 /*
 506                                  * LDO28 varies between devices and is
 507                                  * specified in the device dts
 508                                  */
 509                         };
 510
 511                         ldo29_reg: LDO29 {
 512                                 regulator-name = "VDD_LDO29";
 513                                 /*
 514                                  * LDO29 varies between devices and is
 515                                  * specified in the device dts
 516                                  */
 517                         };
 518
 519                         ldo30_reg: LDO30 {
 520                                 regulator-name = "VDD_TOUCH_1V8";
 521                                 regulator-min-microvolt = <1900000>;
 522                                 regulator-max-microvolt = <1900000>;
 523
 524                                 regulator-state-mem {
 525                                         regulator-off-in-suspend;
 526                                 };
 527                         };
 528
 529                         ldo31_reg: LDO31 {
 530                                 regulator-name = "VDD_LDO31";
 531                                 /*
 532                                  * LDO31 varies between devices and is
 533                                  * specified in the device dts
 534                                  */
 535                         };
 536
 537                         ldo32_reg: LDO32 {
 538                                 regulator-name = "VDD_LDO32";
 539                                 /*
 540                                  * LDO32 varies between devices and is
 541                                  * specified in the device dts
 542                                  */
 543                         };
 544
 545                         ldo33_reg: LDO33 {
 546                                 regulator-name = "VDD_MHL_1V8";
 547                                 regulator-min-microvolt = <1800000>;
 548                                 regulator-max-microvolt = <1800000>;
 549
 550                                 regulator-state-mem {
 551                                         regulator-off-in-suspend;
 552                                 };
 553                         };
 554
 555                         ldo34_reg: LDO34 {
 556                                 regulator-name = "VDD_MHL_3V3";
 557                                 regulator-min-microvolt = <3300000>;
 558                                 regulator-max-microvolt = <3300000>;
 559
 560                                 regulator-state-mem {
 561                                         regulator-off-in-suspend;
 562                                 };
 563                         };
 564
 565                         ldo35_reg: LDO35 {
 566                                 regulator-name = "VDD_SIL_1V2";
 567                                 regulator-min-microvolt = <1200000>;
 568                                 regulator-max-microvolt = <1200000>;
 569
 570                                 regulator-state-mem {
 571                                         regulator-off-in-suspend;
 572                                 };
 573                         };
 574
 575                         ldo36_reg: LDO36 {
 576                                 /* Unused */
 577                                 regulator-name = "VDD_LDO36";
 578                                 regulator-min-microvolt = <800000>;
 579                                 regulator-max-microvolt = <3950000>;
 580                         };
 581
 582                         ldo37_reg: LDO37 {
 583                                 /* Unused */
 584                                 regulator-name = "VDD_LDO37";
 585                                 regulator-min-microvolt = <800000>;
 586                                 regulator-max-microvolt = <3950000>;
 587                         };
 588
 589                         ldo38_reg: LDO38 {
 590                                 regulator-name = "VDD_KEY_LED_3V3";
 591                                 regulator-min-microvolt = <2500000>;
 592                                 regulator-max-microvolt = <3300000>;
 593
 594                                 regulator-state-mem {
 595                                         regulator-off-in-suspend;
 596                                 };
 597                         };
 598                 };
 599         };
 600 };
 601
 602 &mixer {
 603         status = "okay";
 604 };
 605
 606 /* Internal storage */
 607 &mmc_0 {
 608         status = "okay";
 609         bus-width = <8>;
 610         cap-mmc-highspeed;
 611         card-detect-delay = <200>;
 612         mmc-ddr-1_8v;
 613         mmc-hs200-1_8v;
 614         non-removable;
 615         pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8>;
 616         pinctrl-names = "default";
 617         samsung,dw-mshc-ciu-div = <3>;
 618         samsung,dw-mshc-ddr-timing = <0 2>;
 619         samsung,dw-mshc-sdr-timing = <0 4>;
 620         vqmmc-supply = <&ldo3_reg>;
 621 };
 622
 623 /* External sdcard */
 624 &mmc_2 {
 625         status = "okay";
 626         bus-width = <4>;
 627         cap-sd-highspeed;
 628         card-detect-delay = <200>;
 629         cd-gpios = <&gpx2 4 GPIO_ACTIVE_LOW>;
 630         pinctrl-0 = <&sd2_clk &sd2_cmd &mmc2_cd &sd2_bus1 &sd2_bus4>;
 631         pinctrl-names = "default";
 632         samsung,dw-mshc-ciu-div = <3>;
 633         samsung,dw-mshc-ddr-timing = <0 2>;
 634         samsung,dw-mshc-sdr-timing = <0 4>;
 635         sd-uhs-sdr50;
 636         vmmc-supply = <&ldo19_reg>;
 637         vqmmc-supply = <&ldo13_reg>;
 638 };
 639
 640 &pinctrl_0 {
 641         mmc2_cd: mmc2-cd-pins {
 642                 samsung,pins = "gpx2-4";
 643                 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 644         };
 645
 646         s2mps11_irq: s2mps11-irq-pins {
 647                 samsung,pins = "gpx3-0";
 648                 samsung,pin-function = <EXYNOS_PIN_FUNC_F>;
 649                 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 650                 samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
 651         };
 652 };
 653
 654 &rtc {
 655         status = "okay";
 656         clocks = <&clock CLK_RTC>, <&s2mps11_osc S2MPS11_CLK_AP>;
 657         clock-names = "rtc", "rtc_src";
 658 };
 659
 660 &tmu_cpu0 {
 661         vtmu-supply = <&ldo10_reg>;
 662 };
 663
 664 &tmu_cpu1 {
 665         vtmu-supply = <&ldo10_reg>;
 666 };
 667
 668 &tmu_cpu2 {
 669         vtmu-supply = <&ldo10_reg>;
 670 };
 671
 672 &tmu_cpu3 {
 673         vtmu-supply = <&ldo10_reg>;
 674 };
 675
 676 &tmu_gpu {
 677         vtmu-supply = <&ldo10_reg>;
 678 };
 679
 680 &usbdrd_dwc3_0 {
 681         dr_mode = "peripheral";
 682 };
 683
 684 &usbdrd_dwc3_1 {
 685         dr_mode = "peripheral";
 686 };
 687
 688 &usbdrd3_0 {
 689         vdd33-supply = <&ldo9_reg>;
 690         vdd10-supply = <&ldo11_reg>;
 691 };
 692
 693 &usbdrd3_1 {
 694         vdd33-supply = <&ldo9_reg>;
 695         vdd10-supply = <&ldo11_reg>;
 696 };