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