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
  62 static struct rk_cru_gate rk3399_pmu_gates[] = {
  63         /* PMUCRU_CLKGATE_CON1 */
  64         CRU_GATE(PCLK_PMU, "pclk_pmu", "pclk_pmu_src", 0x104, 0)
  65         CRU_GATE(PCLK_GPIO0_PMU, "pclk_gpio0_pmu", "pclk_pmu_src", 0x104, 3)
  66         CRU_GATE(PCLK_GPIO1_PMU, "pclk_gpio1_pmu", "pclk_pmu_src", 0x104, 4)
  67         CRU_GATE(PCLK_I2C0_PMU, "pclk_i2c0_pmu", "pclk_pmu_src", 0x104, 7)
  68         CRU_GATE(PCLK_I2C4_PMU, "pclk_i2c4_pmu", "pclk_pmu_src", 0x104, 8)
  69         CRU_GATE(PCLK_I2C8_PMU, "pclk_i2c8_pmu", "pclk_pmu_src", 0x104, 9)
  70 };
  71
  72
  73 /*
  74  * PLLs
  75  */
  76
  77 #define PLL_PPLL        1
  78
  79 static struct rk_clk_pll_rate rk3399_pll_rates[] = {
  80         {
  81                 .freq = 2208000000,
  82                 .refdiv = 1,
  83                 .fbdiv = 92,
  84                 .postdiv1 = 1,
  85                 .postdiv2 = 1,
  86                 .dsmpd = 1,
  87         },
  88         {
  89                 .freq = 2184000000,
  90                 .refdiv = 1,
  91                 .fbdiv = 91,
  92                 .postdiv1 = 1,
  93                 .postdiv2 = 1,
  94                 .dsmpd = 1,
  95         },
  96         {
  97                 .freq = 2160000000,
  98                 .refdiv = 1,
  99                 .fbdiv = 90,
 100                 .postdiv1 = 1,
 101                 .postdiv2 = 1,
 102                 .dsmpd = 1,
 103         },
 104         {
 105                 .freq = 2136000000,
 106                 .refdiv = 1,
 107                 .fbdiv = 89,
 108                 .postdiv1 = 1,
 109                 .postdiv2 = 1,
 110                 .dsmpd = 1,
 111         },
 112         {
 113                 .freq = 2112000000,
 114                 .refdiv = 1,
 115                 .fbdiv = 88,
 116                 .postdiv1 = 1,
 117                 .postdiv2 = 1,
 118                 .dsmpd = 1,
 119         },
 120         {
 121                 .freq = 2088000000,
 122                 .refdiv = 1,
 123                 .fbdiv = 87,
 124                 .postdiv1 = 1,
 125                 .postdiv2 = 1,
 126                 .dsmpd = 1,
 127         },
 128         {
 129                 .freq = 2064000000,
 130                 .refdiv = 1,
 131                 .fbdiv = 86,
 132                 .postdiv1 = 1,
 133                 .postdiv2 = 1,
 134                 .dsmpd = 1,
 135         },
 136         {
 137                 .freq = 2040000000,
 138                 .refdiv = 1,
 139                 .fbdiv = 85,
 140                 .postdiv1 = 1,
 141                 .postdiv2 = 1,
 142                 .dsmpd = 1,
 143         },
 144         {
 145                 .freq = 2016000000,
 146                 .refdiv = 1,
 147                 .fbdiv = 84,
 148                 .postdiv1 = 1,
 149                 .postdiv2 = 1,
 150                 .dsmpd = 1,
 151         },
 152         {
 153                 .freq = 1992000000,
 154                 .refdiv = 1,
 155                 .fbdiv = 83,
 156                 .postdiv1 = 1,
 157                 .postdiv2 = 1,
 158                 .dsmpd = 1,
 159         },
 160         {
 161                 .freq = 1968000000,
 162                 .refdiv = 1,
 163                 .fbdiv = 82,
 164                 .postdiv1 = 1,
 165                 .postdiv2 = 1,
 166                 .dsmpd = 1,
 167         },
 168         {
 169                 .freq = 1944000000,
 170                 .refdiv = 1,
 171                 .fbdiv = 81,
 172                 .postdiv1 = 1,
 173                 .postdiv2 = 1,
 174                 .dsmpd = 1,
 175         },
 176         {
 177                 .freq = 1920000000,
 178                 .refdiv = 1,
 179                 .fbdiv = 80,
 180                 .postdiv1 = 1,
 181                 .postdiv2 = 1,
 182                 .dsmpd = 1,
 183         },
 184         {
 185                 .freq = 1896000000,
 186                 .refdiv = 1,
 187                 .fbdiv = 79,
 188                 .postdiv1 = 1,
 189                 .postdiv2 = 1,
 190                 .dsmpd = 1,
 191         },
 192         {
 193                 .freq = 1872000000,
 194                 .refdiv = 1,
 195                 .fbdiv = 78,
 196                 .postdiv1 = 1,
 197                 .postdiv2 = 1,
 198                 .dsmpd = 1,
 199         },
 200         {
 201                 .freq = 1848000000,
 202                 .refdiv = 1,
 203                 .fbdiv = 77,
 204                 .postdiv1 = 1,
 205                 .postdiv2 = 1,
 206                 .dsmpd = 1,
 207         },
 208         {
 209                 .freq = 1824000000,
 210                 .refdiv = 1,
 211                 .fbdiv = 76,
 212                 .postdiv1 = 1,
 213                 .postdiv2 = 1,
 214                 .dsmpd = 1,
 215         },
 216         {
 217                 .freq = 1800000000,
 218                 .refdiv = 1,
 219                 .fbdiv = 75,
 220                 .postdiv1 = 1,
 221                 .postdiv2 = 1,
 222                 .dsmpd = 1,
 223         },
 224         {
 225                 .freq = 1776000000,
 226                 .refdiv = 1,
 227                 .fbdiv = 74,
 228                 .postdiv1 = 1,
 229                 .postdiv2 = 1,
 230                 .dsmpd = 1,
 231         },
 232         {
 233                 .freq = 1752000000,
 234                 .refdiv = 1,
 235                 .fbdiv = 73,
 236                 .postdiv1 = 1,
 237                 .postdiv2 = 1,
 238                 .dsmpd = 1,
 239         },
 240         {
 241                 .freq = 1728000000,
 242                 .refdiv = 1,
 243                 .fbdiv = 72,
 244                 .postdiv1 = 1,
 245                 .postdiv2 = 1,
 246                 .dsmpd = 1,
 247         },
 248         {
 249                 .freq = 1704000000,
 250                 .refdiv = 1,
 251                 .fbdiv = 71,
 252                 .postdiv1 = 1,
 253                 .postdiv2 = 1,
 254                 .dsmpd = 1,
 255         },
 256         {
 257                 .freq = 1680000000,
 258                 .refdiv = 1,
 259                 .fbdiv = 70,
 260                 .postdiv1 = 1,
 261                 .postdiv2 = 1,
 262                 .dsmpd = 1,
 263         },
 264         {
 265                 .freq = 1656000000,
 266                 .refdiv = 1,
 267                 .fbdiv = 69,
 268                 .postdiv1 = 1,
 269                 .postdiv2 = 1,
 270                 .dsmpd = 1,
 271         },
 272         {
 273                 .freq = 1632000000,
 274                 .refdiv = 1,
 275                 .fbdiv = 68,
 276                 .postdiv1 = 1,
 277                 .postdiv2 = 1,
 278                 .dsmpd = 1,
 279         },
 280         {
 281                 .freq = 1608000000,
 282                 .refdiv = 1,
 283                 .fbdiv = 67,
 284                 .postdiv1 = 1,
 285                 .postdiv2 = 1,
 286                 .dsmpd = 1,
 287         },
 288         {
 289                 .freq = 1600000000,
 290                 .refdiv = 3,
 291                 .fbdiv = 200,
 292                 .postdiv1 = 1,
 293                 .postdiv2 = 1,
 294                 .dsmpd = 1,
 295         },
 296         {
 297                 .freq = 1584000000,
 298                 .refdiv = 1,
 299                 .fbdiv = 66,
 300                 .postdiv1 = 1,
 301                 .postdiv2 = 1,
 302                 .dsmpd = 1,
 303         },
 304         {
 305                 .freq = 1560000000,
 306                 .refdiv = 1,
 307                 .fbdiv = 65,
 308                 .postdiv1 = 1,
 309                 .postdiv2 = 1,
 310                 .dsmpd = 1,
 311         },
 312         {
 313                 .freq = 1536000000,
 314                 .refdiv = 1,
 315                 .fbdiv = 64,
 316                 .postdiv1 = 1,
 317                 .postdiv2 = 1,
 318                 .dsmpd = 1,
 319         },
 320         {
 321                 .freq = 1512000000,
 322                 .refdiv = 1,
 323                 .fbdiv = 63,
 324                 .postdiv1 = 1,
 325                 .postdiv2 = 1,
 326                 .dsmpd = 1,
 327         },
 328         {
 329                 .freq = 1488000000,
 330                 .refdiv = 1,
 331                 .fbdiv = 62,
 332                 .postdiv1 = 1,
 333                 .postdiv2 = 1,
 334                 .dsmpd = 1,
 335         },
 336         {
 337                 .freq = 1464000000,
 338                 .refdiv = 1,
 339                 .fbdiv = 61,
 340                 .postdiv1 = 1,
 341                 .postdiv2 = 1,
 342                 .dsmpd = 1,
 343         },
 344         {
 345                 .freq = 1440000000,
 346                 .refdiv = 1,
 347                 .fbdiv = 60,
 348                 .postdiv1 = 1,
 349                 .postdiv2 = 1,
 350                 .dsmpd = 1,
 351         },
 352         {
 353                 .freq = 1416000000,
 354                 .refdiv = 1,
 355                 .fbdiv = 59,
 356                 .postdiv1 = 1,
 357                 .postdiv2 = 1,
 358                 .dsmpd = 1,
 359         },
 360         {
 361                 .freq = 1392000000,
 362                 .refdiv = 1,
 363                 .fbdiv = 58,
 364                 .postdiv1 = 1,
 365                 .postdiv2 = 1,
 366                 .dsmpd = 1,
 367         },
 368         {
 369                 .freq = 1368000000,
 370                 .refdiv = 1,
 371                 .fbdiv = 57,
 372                 .postdiv1 = 1,
 373                 .postdiv2 = 1,
 374                 .dsmpd = 1,
 375         },
 376         {
 377                 .freq = 1344000000,
 378                 .refdiv = 1,
 379                 .fbdiv = 56,
 380                 .postdiv1 = 1,
 381                 .postdiv2 = 1,
 382                 .dsmpd = 1,
 383         },
 384         {
 385                 .freq = 1320000000,
 386                 .refdiv = 1,
 387                 .fbdiv = 55,
 388                 .postdiv1 = 1,
 389                 .postdiv2 = 1,
 390                 .dsmpd = 1,
 391         },
 392         {
 393                 .freq = 1296000000,
 394                 .refdiv = 1,
 395                 .fbdiv = 54,
 396                 .postdiv1 = 1,
 397                 .postdiv2 = 1,
 398                 .dsmpd = 1,
 399         },
 400         {
 401                 .freq = 1272000000,
 402                 .refdiv = 1,
 403                 .fbdiv = 53,
 404                 .postdiv1 = 1,
 405                 .postdiv2 = 1,
 406                 .dsmpd = 1,
 407         },
 408         {
 409                 .freq = 1248000000,
 410                 .refdiv = 1,
 411                 .fbdiv = 52,
 412                 .postdiv1 = 1,
 413                 .postdiv2 = 1,
 414                 .dsmpd = 1,
 415         },
 416         {
 417                 .freq = 1200000000,
 418                 .refdiv = 1,
 419                 .fbdiv = 50,
 420                 .postdiv1 = 1,
 421                 .postdiv2 = 1,
 422                 .dsmpd = 1,
 423         },
 424         {
 425                 .freq = 1188000000,
 426                 .refdiv = 2,
 427                 .fbdiv = 99,
 428                 .postdiv1 = 1,
 429                 .postdiv2 = 1,
 430                 .dsmpd = 1,
 431         },
 432         {
 433                 .freq = 1104000000,
 434                 .refdiv = 1,
 435                 .fbdiv = 46,
 436                 .postdiv1 = 1,
 437                 .postdiv2 = 1,
 438                 .dsmpd = 1,
 439         },
 440         {
 441                 .freq = 1100000000,
 442                 .refdiv = 12,
 443                 .fbdiv = 550,
 444                 .postdiv1 = 1,
 445                 .postdiv2 = 1,
 446                 .dsmpd = 1,
 447         },
 448         {
 449                 .freq = 1008000000,
 450                 .refdiv = 1,
 451                 .fbdiv = 84,
 452                 .postdiv1 = 2,
 453                 .postdiv2 = 1,
 454                 .dsmpd = 1,
 455         },
 456         {
 457                 .freq = 1000000000,
 458                 .refdiv = 1,
 459                 .fbdiv = 125,
 460                 .postdiv1 = 3,
 461                 .postdiv2 = 1,
 462                 .dsmpd = 1,
 463         },
 464         {
 465                 .freq = 984000000,
 466                 .refdiv = 1,
 467                 .fbdiv = 82,
 468                 .postdiv1 = 2,
 469                 .postdiv2 = 1,
 470                 .dsmpd = 1,
 471         },
 472         {
 473                 .freq = 960000000,
 474                 .refdiv = 1,
 475                 .fbdiv = 80,
 476                 .postdiv1 = 2,
 477                 .postdiv2 = 1,
 478                 .dsmpd = 1,
 479         },
 480         {
 481                 .freq = 936000000,
 482                 .refdiv = 1,
 483                 .fbdiv = 78,
 484                 .postdiv1 = 2,
 485                 .postdiv2 = 1,
 486                 .dsmpd = 1,
 487         },
 488         {
 489                 .freq = 912000000,
 490                 .refdiv = 1,
 491                 .fbdiv = 76,
 492                 .postdiv1 = 2,
 493                 .postdiv2 = 1,
 494                 .dsmpd = 1,
 495         },
 496         {
 497                 .freq = 900000000,
 498                 .refdiv = 4,
 499                 .fbdiv = 300,
 500                 .postdiv1 = 2,
 501                 .postdiv2 = 1,
 502                 .dsmpd = 1,
 503         },
 504         {
 505                 .freq = 888000000,
 506                 .refdiv = 1,
 507                 .fbdiv = 74,
 508                 .postdiv1 = 2,
 509                 .postdiv2 = 1,
 510                 .dsmpd = 1,
 511         },
 512         {
 513                 .freq = 864000000,
 514                 .refdiv = 1,
 515                 .fbdiv = 72,
 516                 .postdiv1 = 2,
 517                 .postdiv2 = 1,
 518                 .dsmpd = 1,
 519         },
 520         {
 521                 .freq = 840000000,
 522                 .refdiv = 1,
 523                 .fbdiv = 70,
 524                 .postdiv1 = 2,
 525                 .postdiv2 = 1,
 526                 .dsmpd = 1,
 527         },
 528         {
 529                 .freq = 816000000,
 530                 .refdiv = 1,
 531                 .fbdiv = 68,
 532                 .postdiv1 = 2,
 533                 .postdiv2 = 1,
 534                 .dsmpd = 1,
 535         },
 536         {
 537                 .freq = 800000000,
 538                 .refdiv = 1,
 539                 .fbdiv = 100,
 540                 .postdiv1 = 3,
 541                 .postdiv2 = 1,
 542                 .dsmpd = 1,
 543         },
 544         {
 545                 .freq = 700000000,
 546                 .refdiv = 6,
 547                 .fbdiv = 350,
 548                 .postdiv1 = 2,
 549                 .postdiv2 = 1,
 550                 .dsmpd = 1,
 551         },
 552         {
 553                 .freq = 696000000,
 554                 .refdiv = 1,
 555                 .fbdiv = 58,
 556                 .postdiv1 = 2,
 557                 .postdiv2 = 1,
 558                 .dsmpd = 1,
 559         },
 560         {
 561                 .freq = 676000000,
 562                 .refdiv = 3,
 563                 .fbdiv = 169,
 564                 .postdiv1 = 2,
 565                 .postdiv2 = 1,
 566                 .dsmpd = 1,
 567         },
 568         {
 569                 .freq = 600000000,
 570                 .refdiv = 1,
 571                 .fbdiv = 75,
 572                 .postdiv1 = 3,
 573                 .postdiv2 = 1,
 574                 .dsmpd = 1,
 575         },
 576         {
 577                 .freq = 594000000,
 578                 .refdiv = 1,
 579                 .fbdiv = 99,
 580                 .postdiv1 = 4,
 581                 .postdiv2 = 1,
 582                 .dsmpd = 1,
 583         },
 584         {
 585                 .freq = 533250000,
 586                 .refdiv = 8,
 587                 .fbdiv = 711,
 588                 .postdiv1 = 4,
 589                 .postdiv2 = 1,
 590                 .dsmpd = 1,
 591         },
 592         {
 593                 .freq = 504000000,
 594                 .refdiv = 1,
 595                 .fbdiv = 63,
 596                 .postdiv1 = 3,
 597                 .postdiv2 = 1,
 598                 .dsmpd = 1,
 599         },
 600         {
 601                 .freq = 500000000,
 602                 .refdiv = 6,
 603                 .fbdiv = 250,
 604                 .postdiv1 = 2,
 605                 .postdiv2 = 1,
 606                 .dsmpd = 1,
 607         },
 608         {
 609                 .freq = 408000000,
 610                 .refdiv = 1,
 611                 .fbdiv = 68,
 612                 .postdiv1 = 2,
 613                 .postdiv2 = 2,
 614                 .dsmpd = 1,
 615         },
 616         {
 617                 .freq = 312000000,
 618                 .refdiv = 1,
 619                 .fbdiv = 52,
 620                 .postdiv1 = 2,
 621                 .postdiv2 = 2,
 622                 .dsmpd = 1,
 623         },
 624         {
 625                 .freq = 297000000,
 626                 .refdiv = 1,
 627                 .fbdiv = 99,
 628                 .postdiv1 = 4,
 629                 .postdiv2 = 2,
 630                 .dsmpd = 1,
 631         },
 632         {
 633                 .freq = 216000000,
 634                 .refdiv = 1,
 635                 .fbdiv = 72,
 636                 .postdiv1 = 4,
 637                 .postdiv2 = 2,
 638                 .dsmpd = 1,
 639         },
 640         {
 641                 .freq = 148500000,
 642                 .refdiv = 1,
 643                 .fbdiv = 99,
 644                 .postdiv1 = 4,
 645                 .postdiv2 = 4,
 646                 .dsmpd = 1,
 647         },
 648         {
 649                 .freq = 106500000,
 650                 .refdiv = 1,
 651                 .fbdiv = 71,
 652                 .postdiv1 = 4,
 653                 .postdiv2 = 4,
 654                 .dsmpd = 1,
 655         },
 656         {
 657                 .freq = 96000000,
 658                 .refdiv = 1,
 659                 .fbdiv = 64,
 660                 .postdiv1 = 4,
 661                 .postdiv2 = 4,
 662                 .dsmpd = 1,
 663         },
 664         {
 665                 .freq = 74250000,
 666                 .refdiv = 2,
 667                 .fbdiv = 99,
 668                 .postdiv1 = 4,
 669                 .postdiv2 = 4,
 670                 .dsmpd = 1,
 671         },
 672         {
 673                 .freq = 65000000,
 674                 .refdiv = 1,
 675                 .fbdiv = 65,
 676                 .postdiv1 = 6,
 677                 .postdiv2 = 4,
 678                 .dsmpd = 1,
 679         },
 680         {
 681                 .freq = 54000000,
 682                 .refdiv = 1,
 683                 .fbdiv = 54,
 684                 .postdiv1 = 6,
 685                 .postdiv2 = 4,
 686                 .dsmpd = 1,
 687         },
 688         {
 689                 .freq = 27000000,
 690                 .refdiv = 1,
 691                 .fbdiv = 27,
 692                 .postdiv1 = 6,
 693                 .postdiv2 = 4,
 694                 .dsmpd = 1,
 695         },
 696         {},
 697 };
 698
 699 static const char *pll_parents[] = {"xin24m"};
 700
 701 static struct rk_clk_pll_def ppll = {
 702         .clkdef = {
 703                 .id = PLL_PPLL,
 704                 .name = "ppll",
 705                 .parent_names = pll_parents,
 706                 .parent_cnt = nitems(pll_parents),
 707         },
 708         .base_offset = 0x00,
 709
 710         .rates = rk3399_pll_rates,
 711 };
 712
 713 static const char *pmu_parents[] = {"ppll"};
 714
 715 #define PCLK_PMU_SRC                    19
 716
 717 static struct rk_clk_composite_def pclk_pmu_src = {
 718         .clkdef = {
 719                 .id = PCLK_PMU_SRC,
 720                 .name = "pclk_pmu_src",
 721                 .parent_names = pmu_parents,
 722                 .parent_cnt = nitems(pmu_parents),
 723         },
 724         /* PMUCRU_CLKSEL_CON0 */
 725         .muxdiv_offset = 0x80,
 726
 727         .div_shift = 0,
 728         .div_width = 5,
 729 };
 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         return (rk_cru_attach(dev));
 850 }
 851
 852 static device_method_t rk3399_pmucru_methods[] = {
 853         /* Device interface */
 854         DEVMETHOD(device_probe,         rk3399_pmucru_probe),
 855         DEVMETHOD(device_attach,        rk3399_pmucru_attach),
 856
 857         DEVMETHOD_END
 858 };
 859
 860 static devclass_t rk3399_pmucru_devclass;
 861
 862 DEFINE_CLASS_1(rk3399_pmucru, rk3399_pmucru_driver, rk3399_pmucru_methods,
 863   sizeof(struct rk_cru_softc), rk_cru_driver);
 864
 865 EARLY_DRIVER_MODULE(rk3399_pmucru, simplebus, rk3399_pmucru_driver,
 866     rk3399_pmucru_devclass, 0, 0, BUS_PASS_BUS + BUS_PASS_ORDER_MIDDLE);