sys/arm64/rockchip/clk/rk3399_pmucru.c

   1 /*-
   2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
   3  *
   4  * Copyright (c) 2018 Emmanuel Vadot <manu@freebsd.org>
   5  * Copyright (c) 2018 Greg V <greg@unrelenting.technology>
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  *
  28  * $FreeBSD$
  29  */
  30
  31 #include <sys/cdefs.h>
  32 __FBSDID("$FreeBSD$");
  33
  34 #include <sys/param.h>
  35 #include <sys/systm.h>
  36 #include <sys/bus.h>
  37 #include <sys/rman.h>
  38 #include <sys/kernel.h>
  39 #include <sys/module.h>
  40 #include <machine/bus.h>
  41
  42 #include <dev/fdt/simplebus.h>
  43
  44 #include <dev/ofw/ofw_bus.h>
  45 #include <dev/ofw/ofw_bus_subr.h>
  46
  47 #include <dev/extres/clk/clk_div.h>
  48 #include <dev/extres/clk/clk_fixed.h>
  49 #include <dev/extres/clk/clk_mux.h>
  50
  51 #include <arm64/rockchip/clk/rk_cru.h>
  52
  53 /* GATES */
  54
  55 #define PCLK_PMU                20
  56 #define PCLK_GPIO0_PMU          23
  57 #define PCLK_GPIO1_PMU          24
  58 #define PCLK_I2C0_PMU           27
  59 #define PCLK_I2C4_PMU           28
  60 #define PCLK_I2C8_PMU           29
  61 #define PCLK_RKPWM_PMU          30
  62
  63 static struct rk_cru_gate rk3399_pmu_gates[] = {
  64         /* PMUCRU_CLKGATE_CON1 */
  65         CRU_GATE(PCLK_PMU, "pclk_pmu", "pclk_pmu_src", 0x104, 0)
  66         CRU_GATE(PCLK_GPIO0_PMU, "pclk_gpio0_pmu", "pclk_pmu_src", 0x104, 3)
  67         CRU_GATE(PCLK_GPIO1_PMU, "pclk_gpio1_pmu", "pclk_pmu_src", 0x104, 4)
  68         CRU_GATE(PCLK_I2C0_PMU, "pclk_i2c0_pmu", "pclk_pmu_src", 0x104, 7)
  69         CRU_GATE(PCLK_I2C4_PMU, "pclk_i2c4_pmu", "pclk_pmu_src", 0x104, 8)
  70         CRU_GATE(PCLK_I2C8_PMU, "pclk_i2c8_pmu", "pclk_pmu_src", 0x104, 9)
  71         CRU_GATE(PCLK_RKPWM_PMU, "pclk_rkpwm_pmu", "pclk_pmu_src", 0x104, 10)
  72 };
  73
  74 /*
  75  * PLLs
  76  */
  77
  78 #define PLL_PPLL        1
  79
  80 static struct rk_clk_pll_rate rk3399_pll_rates[] = {
  81         {
  82                 .freq = 2208000000,
  83                 .refdiv = 1,
  84                 .fbdiv = 92,
  85                 .postdiv1 = 1,
  86                 .postdiv2 = 1,
  87                 .dsmpd = 1,
  88         },
  89         {
  90                 .freq = 2184000000,
  91                 .refdiv = 1,
  92                 .fbdiv = 91,
  93                 .postdiv1 = 1,
  94                 .postdiv2 = 1,
  95                 .dsmpd = 1,
  96         },
  97         {
  98                 .freq = 2160000000,
  99                 .refdiv = 1,
 100                 .fbdiv = 90,
 101                 .postdiv1 = 1,
 102                 .postdiv2 = 1,
 103                 .dsmpd = 1,
 104         },
 105         {
 106                 .freq = 2136000000,
 107                 .refdiv = 1,
 108                 .fbdiv = 89,
 109                 .postdiv1 = 1,
 110                 .postdiv2 = 1,
 111                 .dsmpd = 1,
 112         },
 113         {
 114                 .freq = 2112000000,
 115                 .refdiv = 1,
 116                 .fbdiv = 88,
 117                 .postdiv1 = 1,
 118                 .postdiv2 = 1,
 119                 .dsmpd = 1,
 120         },
 121         {
 122                 .freq = 2088000000,
 123                 .refdiv = 1,
 124                 .fbdiv = 87,
 125                 .postdiv1 = 1,
 126                 .postdiv2 = 1,
 127                 .dsmpd = 1,
 128         },
 129         {
 130                 .freq = 2064000000,
 131                 .refdiv = 1,
 132                 .fbdiv = 86,
 133                 .postdiv1 = 1,
 134                 .postdiv2 = 1,
 135                 .dsmpd = 1,
 136         },
 137         {
 138                 .freq = 2040000000,
 139                 .refdiv = 1,
 140                 .fbdiv = 85,
 141                 .postdiv1 = 1,
 142                 .postdiv2 = 1,
 143                 .dsmpd = 1,
 144         },
 145         {
 146                 .freq = 2016000000,
 147                 .refdiv = 1,
 148                 .fbdiv = 84,
 149                 .postdiv1 = 1,
 150                 .postdiv2 = 1,
 151                 .dsmpd = 1,
 152         },
 153         {
 154                 .freq = 1992000000,
 155                 .refdiv = 1,
 156                 .fbdiv = 83,
 157                 .postdiv1 = 1,
 158                 .postdiv2 = 1,
 159                 .dsmpd = 1,
 160         },
 161         {
 162                 .freq = 1968000000,
 163                 .refdiv = 1,
 164                 .fbdiv = 82,
 165                 .postdiv1 = 1,
 166                 .postdiv2 = 1,
 167                 .dsmpd = 1,
 168         },
 169         {
 170                 .freq = 1944000000,
 171                 .refdiv = 1,
 172                 .fbdiv = 81,
 173                 .postdiv1 = 1,
 174                 .postdiv2 = 1,
 175                 .dsmpd = 1,
 176         },
 177         {
 178                 .freq = 1920000000,
 179                 .refdiv = 1,
 180                 .fbdiv = 80,
 181                 .postdiv1 = 1,
 182                 .postdiv2 = 1,
 183                 .dsmpd = 1,
 184         },
 185         {
 186                 .freq = 1896000000,
 187                 .refdiv = 1,
 188                 .fbdiv = 79,
 189                 .postdiv1 = 1,
 190                 .postdiv2 = 1,
 191                 .dsmpd = 1,
 192         },
 193         {
 194                 .freq = 1872000000,
 195                 .refdiv = 1,
 196                 .fbdiv = 78,
 197                 .postdiv1 = 1,
 198                 .postdiv2 = 1,
 199                 .dsmpd = 1,
 200         },
 201         {
 202                 .freq = 1848000000,
 203                 .refdiv = 1,
 204                 .fbdiv = 77,
 205                 .postdiv1 = 1,
 206                 .postdiv2 = 1,
 207                 .dsmpd = 1,
 208         },
 209         {
 210                 .freq = 1824000000,
 211                 .refdiv = 1,
 212                 .fbdiv = 76,
 213                 .postdiv1 = 1,
 214                 .postdiv2 = 1,
 215                 .dsmpd = 1,
 216         },
 217         {
 218                 .freq = 1800000000,
 219                 .refdiv = 1,
 220                 .fbdiv = 75,
 221                 .postdiv1 = 1,
 222                 .postdiv2 = 1,
 223                 .dsmpd = 1,
 224         },
 225         {
 226                 .freq = 1776000000,
 227                 .refdiv = 1,
 228                 .fbdiv = 74,
 229                 .postdiv1 = 1,
 230                 .postdiv2 = 1,
 231                 .dsmpd = 1,
 232         },
 233         {
 234                 .freq = 1752000000,
 235                 .refdiv = 1,
 236                 .fbdiv = 73,
 237                 .postdiv1 = 1,
 238                 .postdiv2 = 1,
 239                 .dsmpd = 1,
 240         },
 241         {
 242                 .freq = 1728000000,
 243                 .refdiv = 1,
 244                 .fbdiv = 72,
 245                 .postdiv1 = 1,
 246                 .postdiv2 = 1,
 247                 .dsmpd = 1,
 248         },
 249         {
 250                 .freq = 1704000000,
 251                 .refdiv = 1,
 252                 .fbdiv = 71,
 253                 .postdiv1 = 1,
 254                 .postdiv2 = 1,
 255                 .dsmpd = 1,
 256         },
 257         {
 258                 .freq = 1680000000,
 259                 .refdiv = 1,
 260                 .fbdiv = 70,
 261                 .postdiv1 = 1,
 262                 .postdiv2 = 1,
 263                 .dsmpd = 1,
 264         },
 265         {
 266                 .freq = 1656000000,
 267                 .refdiv = 1,
 268                 .fbdiv = 69,
 269                 .postdiv1 = 1,
 270                 .postdiv2 = 1,
 271                 .dsmpd = 1,
 272         },
 273         {
 274                 .freq = 1632000000,
 275                 .refdiv = 1,
 276                 .fbdiv = 68,
 277                 .postdiv1 = 1,
 278                 .postdiv2 = 1,
 279                 .dsmpd = 1,
 280         },
 281         {
 282                 .freq = 1608000000,
 283                 .refdiv = 1,
 284                 .fbdiv = 67,
 285                 .postdiv1 = 1,
 286                 .postdiv2 = 1,
 287                 .dsmpd = 1,
 288         },
 289         {
 290                 .freq = 1600000000,
 291                 .refdiv = 3,
 292                 .fbdiv = 200,
 293                 .postdiv1 = 1,
 294                 .postdiv2 = 1,
 295                 .dsmpd = 1,
 296         },
 297         {
 298                 .freq = 1584000000,
 299                 .refdiv = 1,
 300                 .fbdiv = 66,
 301                 .postdiv1 = 1,
 302                 .postdiv2 = 1,
 303                 .dsmpd = 1,
 304         },
 305         {
 306                 .freq = 1560000000,
 307                 .refdiv = 1,
 308                 .fbdiv = 65,
 309                 .postdiv1 = 1,
 310                 .postdiv2 = 1,
 311                 .dsmpd = 1,
 312         },
 313         {
 314                 .freq = 1536000000,
 315                 .refdiv = 1,
 316                 .fbdiv = 64,
 317                 .postdiv1 = 1,
 318                 .postdiv2 = 1,
 319                 .dsmpd = 1,
 320         },
 321         {
 322                 .freq = 1512000000,
 323                 .refdiv = 1,
 324                 .fbdiv = 63,
 325                 .postdiv1 = 1,
 326                 .postdiv2 = 1,
 327                 .dsmpd = 1,
 328         },
 329         {
 330                 .freq = 1488000000,
 331                 .refdiv = 1,
 332                 .fbdiv = 62,
 333                 .postdiv1 = 1,
 334                 .postdiv2 = 1,
 335                 .dsmpd = 1,
 336         },
 337         {
 338                 .freq = 1464000000,
 339                 .refdiv = 1,
 340                 .fbdiv = 61,
 341                 .postdiv1 = 1,
 342                 .postdiv2 = 1,
 343                 .dsmpd = 1,
 344         },
 345         {
 346                 .freq = 1440000000,
 347                 .refdiv = 1,
 348                 .fbdiv = 60,
 349                 .postdiv1 = 1,
 350                 .postdiv2 = 1,
 351                 .dsmpd = 1,
 352         },
 353         {
 354                 .freq = 1416000000,
 355                 .refdiv = 1,
 356                 .fbdiv = 59,
 357                 .postdiv1 = 1,
 358                 .postdiv2 = 1,
 359                 .dsmpd = 1,
 360         },
 361         {
 362                 .freq = 1392000000,
 363                 .refdiv = 1,
 364                 .fbdiv = 58,
 365                 .postdiv1 = 1,
 366                 .postdiv2 = 1,
 367                 .dsmpd = 1,
 368         },
 369         {
 370                 .freq = 1368000000,
 371                 .refdiv = 1,
 372                 .fbdiv = 57,
 373                 .postdiv1 = 1,
 374                 .postdiv2 = 1,
 375                 .dsmpd = 1,
 376         },
 377         {
 378                 .freq = 1344000000,
 379                 .refdiv = 1,
 380                 .fbdiv = 56,
 381                 .postdiv1 = 1,
 382                 .postdiv2 = 1,
 383                 .dsmpd = 1,
 384         },
 385         {
 386                 .freq = 1320000000,
 387                 .refdiv = 1,
 388                 .fbdiv = 55,
 389                 .postdiv1 = 1,
 390                 .postdiv2 = 1,
 391                 .dsmpd = 1,
 392         },
 393         {
 394                 .freq = 1296000000,
 395                 .refdiv = 1,
 396                 .fbdiv = 54,
 397                 .postdiv1 = 1,
 398                 .postdiv2 = 1,
 399                 .dsmpd = 1,
 400         },
 401         {
 402                 .freq = 1272000000,
 403                 .refdiv = 1,
 404                 .fbdiv = 53,
 405                 .postdiv1 = 1,
 406                 .postdiv2 = 1,
 407                 .dsmpd = 1,
 408         },
 409         {
 410                 .freq = 1248000000,
 411                 .refdiv = 1,
 412                 .fbdiv = 52,
 413                 .postdiv1 = 1,
 414                 .postdiv2 = 1,
 415                 .dsmpd = 1,
 416         },
 417         {
 418                 .freq = 1200000000,
 419                 .refdiv = 1,
 420                 .fbdiv = 50,
 421                 .postdiv1 = 1,
 422                 .postdiv2 = 1,
 423                 .dsmpd = 1,
 424         },
 425         {
 426                 .freq = 1188000000,
 427                 .refdiv = 2,
 428                 .fbdiv = 99,
 429                 .postdiv1 = 1,
 430                 .postdiv2 = 1,
 431                 .dsmpd = 1,
 432         },
 433         {
 434                 .freq = 1104000000,
 435                 .refdiv = 1,
 436                 .fbdiv = 46,
 437                 .postdiv1 = 1,
 438                 .postdiv2 = 1,
 439                 .dsmpd = 1,
 440         },
 441         {
 442                 .freq = 1100000000,
 443                 .refdiv = 12,
 444                 .fbdiv = 550,
 445                 .postdiv1 = 1,
 446                 .postdiv2 = 1,
 447                 .dsmpd = 1,
 448         },
 449         {
 450                 .freq = 1008000000,
 451                 .refdiv = 1,
 452                 .fbdiv = 84,
 453                 .postdiv1 = 2,
 454                 .postdiv2 = 1,
 455                 .dsmpd = 1,
 456         },
 457         {
 458                 .freq = 1000000000,
 459                 .refdiv = 1,
 460                 .fbdiv = 125,
 461                 .postdiv1 = 3,
 462                 .postdiv2 = 1,
 463                 .dsmpd = 1,
 464         },
 465         {
 466                 .freq = 984000000,
 467                 .refdiv = 1,
 468                 .fbdiv = 82,
 469                 .postdiv1 = 2,
 470                 .postdiv2 = 1,
 471                 .dsmpd = 1,
 472         },
 473         {
 474                 .freq = 960000000,
 475                 .refdiv = 1,
 476                 .fbdiv = 80,
 477                 .postdiv1 = 2,
 478                 .postdiv2 = 1,
 479                 .dsmpd = 1,
 480         },
 481         {
 482                 .freq = 936000000,
 483                 .refdiv = 1,
 484                 .fbdiv = 78,
 485                 .postdiv1 = 2,
 486                 .postdiv2 = 1,
 487                 .dsmpd = 1,
 488         },
 489         {
 490                 .freq = 912000000,
 491                 .refdiv = 1,
 492                 .fbdiv = 76,
 493                 .postdiv1 = 2,
 494                 .postdiv2 = 1,
 495                 .dsmpd = 1,
 496         },
 497         {
 498                 .freq = 900000000,
 499                 .refdiv = 4,
 500                 .fbdiv = 300,
 501                 .postdiv1 = 2,
 502                 .postdiv2 = 1,
 503                 .dsmpd = 1,
 504         },
 505         {
 506                 .freq = 888000000,
 507                 .refdiv = 1,
 508                 .fbdiv = 74,
 509                 .postdiv1 = 2,
 510                 .postdiv2 = 1,
 511                 .dsmpd = 1,
 512         },
 513         {
 514                 .freq = 864000000,
 515                 .refdiv = 1,
 516                 .fbdiv = 72,
 517                 .postdiv1 = 2,
 518                 .postdiv2 = 1,
 519                 .dsmpd = 1,
 520         },
 521         {
 522                 .freq = 840000000,
 523                 .refdiv = 1,
 524                 .fbdiv = 70,
 525                 .postdiv1 = 2,
 526                 .postdiv2 = 1,
 527                 .dsmpd = 1,
 528         },
 529         {
 530                 .freq = 816000000,
 531                 .refdiv = 1,
 532                 .fbdiv = 68,
 533                 .postdiv1 = 2,
 534                 .postdiv2 = 1,
 535                 .dsmpd = 1,
 536         },
 537         {
 538                 .freq = 800000000,
 539                 .refdiv = 1,
 540                 .fbdiv = 100,
 541                 .postdiv1 = 3,
 542                 .postdiv2 = 1,
 543                 .dsmpd = 1,
 544         },
 545         {
 546                 .freq = 700000000,
 547                 .refdiv = 6,
 548                 .fbdiv = 350,
 549                 .postdiv1 = 2,
 550                 .postdiv2 = 1,
 551                 .dsmpd = 1,
 552         },
 553         {
 554                 .freq = 696000000,
 555                 .refdiv = 1,
 556                 .fbdiv = 58,
 557                 .postdiv1 = 2,
 558                 .postdiv2 = 1,
 559                 .dsmpd = 1,
 560         },
 561         {
 562                 .freq = 676000000,
 563                 .refdiv = 3,
 564                 .fbdiv = 169,
 565                 .postdiv1 = 2,
 566                 .postdiv2 = 1,
 567                 .dsmpd = 1,
 568         },
 569         {
 570                 .freq = 600000000,
 571                 .refdiv = 1,
 572                 .fbdiv = 75,
 573                 .postdiv1 = 3,
 574                 .postdiv2 = 1,
 575                 .dsmpd = 1,
 576         },
 577         {
 578                 .freq = 594000000,
 579                 .refdiv = 1,
 580                 .fbdiv = 99,
 581                 .postdiv1 = 4,
 582                 .postdiv2 = 1,
 583                 .dsmpd = 1,
 584         },
 585         {
 586                 .freq = 533250000,
 587                 .refdiv = 8,
 588                 .fbdiv = 711,
 589                 .postdiv1 = 4,
 590                 .postdiv2 = 1,
 591                 .dsmpd = 1,
 592         },
 593         {
 594                 .freq = 504000000,
 595                 .refdiv = 1,
 596                 .fbdiv = 63,
 597                 .postdiv1 = 3,
 598                 .postdiv2 = 1,
 599                 .dsmpd = 1,
 600         },
 601         {
 602                 .freq = 500000000,
 603                 .refdiv = 6,
 604                 .fbdiv = 250,
 605                 .postdiv1 = 2,
 606                 .postdiv2 = 1,
 607                 .dsmpd = 1,
 608         },
 609         {
 610                 .freq = 408000000,
 611                 .refdiv = 1,
 612                 .fbdiv = 68,
 613                 .postdiv1 = 2,
 614                 .postdiv2 = 2,
 615                 .dsmpd = 1,
 616         },
 617         {
 618                 .freq = 312000000,
 619                 .refdiv = 1,
 620                 .fbdiv = 52,
 621                 .postdiv1 = 2,
 622                 .postdiv2 = 2,
 623                 .dsmpd = 1,
 624         },
 625         {
 626                 .freq = 297000000,
 627                 .refdiv = 1,
 628                 .fbdiv = 99,
 629                 .postdiv1 = 4,
 630                 .postdiv2 = 2,
 631                 .dsmpd = 1,
 632         },
 633         {
 634                 .freq = 216000000,
 635                 .refdiv = 1,
 636                 .fbdiv = 72,
 637                 .postdiv1 = 4,
 638                 .postdiv2 = 2,
 639                 .dsmpd = 1,
 640         },
 641         {
 642                 .freq = 148500000,
 643                 .refdiv = 1,
 644                 .fbdiv = 99,
 645                 .postdiv1 = 4,
 646                 .postdiv2 = 4,
 647                 .dsmpd = 1,
 648         },
 649         {
 650                 .freq = 106500000,
 651                 .refdiv = 1,
 652                 .fbdiv = 71,
 653                 .postdiv1 = 4,
 654                 .postdiv2 = 4,
 655                 .dsmpd = 1,
 656         },
 657         {
 658                 .freq = 96000000,
 659                 .refdiv = 1,
 660                 .fbdiv = 64,
 661                 .postdiv1 = 4,
 662                 .postdiv2 = 4,
 663                 .dsmpd = 1,
 664         },
 665         {
 666                 .freq = 74250000,
 667                 .refdiv = 2,
 668                 .fbdiv = 99,
 669                 .postdiv1 = 4,
 670                 .postdiv2 = 4,
 671                 .dsmpd = 1,
 672         },
 673         {
 674                 .freq = 65000000,
 675                 .refdiv = 1,
 676                 .fbdiv = 65,
 677                 .postdiv1 = 6,
 678                 .postdiv2 = 4,
 679                 .dsmpd = 1,
 680         },
 681         {
 682                 .freq = 54000000,
 683                 .refdiv = 1,
 684                 .fbdiv = 54,
 685                 .postdiv1 = 6,
 686                 .postdiv2 = 4,
 687                 .dsmpd = 1,
 688         },
 689         {
 690                 .freq = 27000000,
 691                 .refdiv = 1,
 692                 .fbdiv = 27,
 693                 .postdiv1 = 6,
 694                 .postdiv2 = 4,
 695                 .dsmpd = 1,
 696         },
 697         {},
 698 };
 699
 700 static const char *pll_parents[] = {"xin24m"};
 701
 702 static struct rk_clk_pll_def ppll = {
 703         .clkdef = {
 704                 .id = PLL_PPLL,
 705                 .name = "ppll",
 706                 .parent_names = pll_parents,
 707                 .parent_cnt = nitems(pll_parents),
 708         },
 709         .base_offset = 0x00,
 710
 711         .rates = rk3399_pll_rates,
 712 };
 713
 714 static const char *pmu_parents[] = {"ppll"};
 715
 716 #define PCLK_PMU_SRC                    19
 717
 718 static struct rk_clk_composite_def pclk_pmu_src = {
 719         .clkdef = {
 720                 .id = PCLK_PMU_SRC,
 721                 .name = "pclk_pmu_src",
 722                 .parent_names = pmu_parents,
 723                 .parent_cnt = nitems(pmu_parents),
 724         },
 725         /* PMUCRU_CLKSEL_CON0 */
 726         .muxdiv_offset = 0x80,
 727
 728         .div_shift = 0,
 729         .div_width = 5,
 730 };
 731
 732 #define SCLK_I2C0_PMU   9
 733 #define SCLK_I2C4_PMU   10
 734 #define SCLK_I2C8_PMU   11
 735
 736 static struct rk_clk_composite_def i2c0 = {
 737         .clkdef = {
 738                 .id = SCLK_I2C0_PMU,
 739                 .name = "clk_i2c0_pmu",
 740                 .parent_names = pmu_parents,
 741                 .parent_cnt = nitems(pmu_parents),
 742         },
 743         /* PMUCRU_CLKSEL_CON2 */
 744         .muxdiv_offset = 0x88,
 745
 746         .div_shift = 0,
 747         .div_width = 7,
 748
 749         /* PMUCRU_CLKGATE_CON0 */
 750         .gate_offset = 0x100,
 751         .gate_shift = 9,
 752
 753         .flags = RK_CLK_COMPOSITE_HAVE_GATE,
 754 };
 755
 756 static struct rk_clk_composite_def i2c8 = {
 757         .clkdef = {
 758                 .id = SCLK_I2C8_PMU,
 759                 .name = "clk_i2c8_pmu",
 760                 .parent_names = pmu_parents,
 761                 .parent_cnt = nitems(pmu_parents),
 762         },
 763         /* PMUCRU_CLKSEL_CON2 */
 764         .muxdiv_offset = 0x88,
 765
 766         .div_shift = 8,
 767         .div_width = 7,
 768
 769         /* PMUCRU_CLKGATE_CON0 */
 770         .gate_offset = 0x100,
 771         .gate_shift = 11,
 772
 773         .flags = RK_CLK_COMPOSITE_HAVE_GATE,
 774 };
 775
 776 static struct rk_clk_composite_def i2c4 = {
 777         .clkdef = {
 778                 .id = SCLK_I2C4_PMU,
 779                 .name = "clk_i2c4_pmu",
 780                 .parent_names = pmu_parents,
 781                 .parent_cnt = nitems(pmu_parents),
 782         },
 783         /* PMUCRU_CLKSEL_CON3 */
 784         .muxdiv_offset = 0x8c,
 785
 786         .div_shift = 0,
 787         .div_width = 7,
 788
 789         /* PMUCRU_CLKGATE_CON0 */
 790         .gate_offset = 0x100,
 791         .gate_shift = 10,
 792
 793         .flags = RK_CLK_COMPOSITE_HAVE_GATE,
 794 };
 795
 796 static struct rk_clk rk3399_pmu_clks[] = {
 797         {
 798                 .type = RK3399_CLK_PLL,
 799                 .clk.pll = &ppll
 800         },
 801
 802         {
 803                 .type = RK_CLK_COMPOSITE,
 804                 .clk.composite = &pclk_pmu_src
 805         },
 806         {
 807                 .type = RK_CLK_COMPOSITE,
 808                 .clk.composite = &i2c0
 809         },
 810         {
 811                 .type = RK_CLK_COMPOSITE,
 812                 .clk.composite = &i2c4
 813         },
 814         {
 815                 .type = RK_CLK_COMPOSITE,
 816                 .clk.composite = &i2c8
 817         },
 818 };
 819
 820 static int
 821 rk3399_pmucru_probe(device_t dev)
 822 {
 823
 824         if (!ofw_bus_status_okay(dev))
 825                 return (ENXIO);
 826
 827         if (ofw_bus_is_compatible(dev, "rockchip,rk3399-pmucru")) {
 828                 device_set_desc(dev, "Rockchip RK3399 PMU Clock and Reset Unit");
 829                 return (BUS_PROBE_DEFAULT);
 830         }
 831
 832         return (ENXIO);
 833 }
 834
 835 static int
 836 rk3399_pmucru_attach(device_t dev)
 837 {
 838         struct rk_cru_softc *sc;
 839
 840         sc = device_get_softc(dev);
 841         sc->dev = dev;
 842
 843         sc->gates = rk3399_pmu_gates;
 844         sc->ngates = nitems(rk3399_pmu_gates);
 845
 846         sc->clks = rk3399_pmu_clks;
 847         sc->nclks = nitems(rk3399_pmu_clks);
 848
 849         sc->reset_offset = 0x110;
 850         sc->reset_num = 30;
 851
 852         return (rk_cru_attach(dev));
 853 }
 854
 855 static device_method_t rk3399_pmucru_methods[] = {
 856         /* Device interface */
 857         DEVMETHOD(device_probe,         rk3399_pmucru_probe),
 858         DEVMETHOD(device_attach,        rk3399_pmucru_attach),
 859
 860         DEVMETHOD_END
 861 };
 862
 863 static devclass_t rk3399_pmucru_devclass;
 864
 865 DEFINE_CLASS_1(rk3399_pmucru, rk3399_pmucru_driver, rk3399_pmucru_methods,
 866   sizeof(struct rk_cru_softc), rk_cru_driver);
 867
 868 EARLY_DRIVER_MODULE(rk3399_pmucru, simplebus, rk3399_pmucru_driver,
 869     rk3399_pmucru_devclass, 0, 0, BUS_PASS_BUS + BUS_PASS_ORDER_MIDDLE);