arch/arm/mach-omap2/io.c

   1 /*
   2  * linux/arch/arm/mach-omap2/io.c
   3  *
   4  * OMAP2 I/O mapping code
   5  *
   6  * Copyright (C) 2005 Nokia Corporation
   7  * Copyright (C) 2007-2009 Texas Instruments
   8  *
   9  * Author:
  10  *      Juha Yrjola <juha.yrjola@nokia.com>
  11  *      Syed Khasim <x0khasim@ti.com>
  12  *
  13  * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com>
  14  *
  15  * This program is free software; you can redistribute it and/or modify
  16  * it under the terms of the GNU General Public License version 2 as
  17  * published by the Free Software Foundation.
  18  */
  19 #include <linux/module.h>
  20 #include <linux/kernel.h>
  21 #include <linux/init.h>
  22 #include <linux/io.h>
  23 #include <linux/clk.h>
  24
  25 #include <asm/tlb.h>
  26 #include <asm/mach/map.h>
  27
  28 #include <linux/omap-dma.h>
  29
  30 #include "omap_hwmod.h"
  31 #include "soc.h"
  32 #include "iomap.h"
  33 #include "voltage.h"
  34 #include "powerdomain.h"
  35 #include "clockdomain.h"
  36 #include "common.h"
  37 #include "clock.h"
  38 #include "clock2xxx.h"
  39 #include "clock3xxx.h"
  40 #include "clock44xx.h"
  41 #include "omap-pm.h"
  42 #include "sdrc.h"
  43 #include "control.h"
  44 #include "serial.h"
  45 #include "sram.h"
  46 #include "cm2xxx.h"
  47 #include "cm3xxx.h"
  48 #include "prm.h"
  49 #include "cm.h"
  50 #include "prcm_mpu44xx.h"
  51 #include "prminst44xx.h"
  52 #include "cminst44xx.h"
  53 #include "prm2xxx.h"
  54 #include "prm3xxx.h"
  55 #include "prm44xx.h"
  56 #include "opp2xxx.h"
  57
  58 /*
  59  * omap_clk_soc_init: points to a function that does the SoC-specific
  60  * clock initializations
  61  */
  62 static int (*omap_clk_soc_init)(void);
  63
  64 /*
  65  * The machine specific code may provide the extra mapping besides the
  66  * default mapping provided here.
  67  */
  68
  69 #if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430)
  70 static struct map_desc omap24xx_io_desc[] __initdata = {
  71         {
  72                 .virtual        = L3_24XX_VIRT,
  73                 .pfn            = __phys_to_pfn(L3_24XX_PHYS),
  74                 .length         = L3_24XX_SIZE,
  75                 .type           = MT_DEVICE
  76         },
  77         {
  78                 .virtual        = L4_24XX_VIRT,
  79                 .pfn            = __phys_to_pfn(L4_24XX_PHYS),
  80                 .length         = L4_24XX_SIZE,
  81                 .type           = MT_DEVICE
  82         },
  83 };
  84
  85 #ifdef CONFIG_SOC_OMAP2420
  86 static struct map_desc omap242x_io_desc[] __initdata = {
  87         {
  88                 .virtual        = DSP_MEM_2420_VIRT,
  89                 .pfn            = __phys_to_pfn(DSP_MEM_2420_PHYS),
  90                 .length         = DSP_MEM_2420_SIZE,
  91                 .type           = MT_DEVICE
  92         },
  93         {
  94                 .virtual        = DSP_IPI_2420_VIRT,
  95                 .pfn            = __phys_to_pfn(DSP_IPI_2420_PHYS),
  96                 .length         = DSP_IPI_2420_SIZE,
  97                 .type           = MT_DEVICE
  98         },
  99         {
 100                 .virtual        = DSP_MMU_2420_VIRT,
 101                 .pfn            = __phys_to_pfn(DSP_MMU_2420_PHYS),
 102                 .length         = DSP_MMU_2420_SIZE,
 103                 .type           = MT_DEVICE
 104         },
 105 };
 106
 107 #endif
 108
 109 #ifdef CONFIG_SOC_OMAP2430
 110 static struct map_desc omap243x_io_desc[] __initdata = {
 111         {
 112                 .virtual        = L4_WK_243X_VIRT,
 113                 .pfn            = __phys_to_pfn(L4_WK_243X_PHYS),
 114                 .length         = L4_WK_243X_SIZE,
 115                 .type           = MT_DEVICE
 116         },
 117         {
 118                 .virtual        = OMAP243X_GPMC_VIRT,
 119                 .pfn            = __phys_to_pfn(OMAP243X_GPMC_PHYS),
 120                 .length         = OMAP243X_GPMC_SIZE,
 121                 .type           = MT_DEVICE
 122         },
 123         {
 124                 .virtual        = OMAP243X_SDRC_VIRT,
 125                 .pfn            = __phys_to_pfn(OMAP243X_SDRC_PHYS),
 126                 .length         = OMAP243X_SDRC_SIZE,
 127                 .type           = MT_DEVICE
 128         },
 129         {
 130                 .virtual        = OMAP243X_SMS_VIRT,
 131                 .pfn            = __phys_to_pfn(OMAP243X_SMS_PHYS),
 132                 .length         = OMAP243X_SMS_SIZE,
 133                 .type           = MT_DEVICE
 134         },
 135 };
 136 #endif
 137 #endif
 138
 139 #ifdef  CONFIG_ARCH_OMAP3
 140 static struct map_desc omap34xx_io_desc[] __initdata = {
 141         {
 142                 .virtual        = L3_34XX_VIRT,
 143                 .pfn            = __phys_to_pfn(L3_34XX_PHYS),
 144                 .length         = L3_34XX_SIZE,
 145                 .type           = MT_DEVICE
 146         },
 147         {
 148                 .virtual        = L4_34XX_VIRT,
 149                 .pfn            = __phys_to_pfn(L4_34XX_PHYS),
 150                 .length         = L4_34XX_SIZE,
 151                 .type           = MT_DEVICE
 152         },
 153         {
 154                 .virtual        = OMAP34XX_GPMC_VIRT,
 155                 .pfn            = __phys_to_pfn(OMAP34XX_GPMC_PHYS),
 156                 .length         = OMAP34XX_GPMC_SIZE,
 157                 .type           = MT_DEVICE
 158         },
 159         {
 160                 .virtual        = OMAP343X_SMS_VIRT,
 161                 .pfn            = __phys_to_pfn(OMAP343X_SMS_PHYS),
 162                 .length         = OMAP343X_SMS_SIZE,
 163                 .type           = MT_DEVICE
 164         },
 165         {
 166                 .virtual        = OMAP343X_SDRC_VIRT,
 167                 .pfn            = __phys_to_pfn(OMAP343X_SDRC_PHYS),
 168                 .length         = OMAP343X_SDRC_SIZE,
 169                 .type           = MT_DEVICE
 170         },
 171         {
 172                 .virtual        = L4_PER_34XX_VIRT,
 173                 .pfn            = __phys_to_pfn(L4_PER_34XX_PHYS),
 174                 .length         = L4_PER_34XX_SIZE,
 175                 .type           = MT_DEVICE
 176         },
 177         {
 178                 .virtual        = L4_EMU_34XX_VIRT,
 179                 .pfn            = __phys_to_pfn(L4_EMU_34XX_PHYS),
 180                 .length         = L4_EMU_34XX_SIZE,
 181                 .type           = MT_DEVICE
 182         },
 183 };
 184 #endif
 185
 186 #ifdef CONFIG_SOC_TI81XX
 187 static struct map_desc omapti81xx_io_desc[] __initdata = {
 188         {
 189                 .virtual        = L4_34XX_VIRT,
 190                 .pfn            = __phys_to_pfn(L4_34XX_PHYS),
 191                 .length         = L4_34XX_SIZE,
 192                 .type           = MT_DEVICE
 193         }
 194 };
 195 #endif
 196
 197 #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
 198 static struct map_desc omapam33xx_io_desc[] __initdata = {
 199         {
 200                 .virtual        = L4_34XX_VIRT,
 201                 .pfn            = __phys_to_pfn(L4_34XX_PHYS),
 202                 .length         = L4_34XX_SIZE,
 203                 .type           = MT_DEVICE
 204         },
 205         {
 206                 .virtual        = L4_WK_AM33XX_VIRT,
 207                 .pfn            = __phys_to_pfn(L4_WK_AM33XX_PHYS),
 208                 .length         = L4_WK_AM33XX_SIZE,
 209                 .type           = MT_DEVICE
 210         }
 211 };
 212 #endif
 213
 214 #ifdef  CONFIG_ARCH_OMAP4
 215 static struct map_desc omap44xx_io_desc[] __initdata = {
 216         {
 217                 .virtual        = L3_44XX_VIRT,
 218                 .pfn            = __phys_to_pfn(L3_44XX_PHYS),
 219                 .length         = L3_44XX_SIZE,
 220                 .type           = MT_DEVICE,
 221         },
 222         {
 223                 .virtual        = L4_44XX_VIRT,
 224                 .pfn            = __phys_to_pfn(L4_44XX_PHYS),
 225                 .length         = L4_44XX_SIZE,
 226                 .type           = MT_DEVICE,
 227         },
 228         {
 229                 .virtual        = L4_PER_44XX_VIRT,
 230                 .pfn            = __phys_to_pfn(L4_PER_44XX_PHYS),
 231                 .length         = L4_PER_44XX_SIZE,
 232                 .type           = MT_DEVICE,
 233         },
 234 };
 235 #endif
 236
 237 #if defined(CONFIG_SOC_OMAP5) || defined(CONFIG_SOC_DRA7XX)
 238 static struct map_desc omap54xx_io_desc[] __initdata = {
 239         {
 240                 .virtual        = L3_54XX_VIRT,
 241                 .pfn            = __phys_to_pfn(L3_54XX_PHYS),
 242                 .length         = L3_54XX_SIZE,
 243                 .type           = MT_DEVICE,
 244         },
 245         {
 246                 .virtual        = L4_54XX_VIRT,
 247                 .pfn            = __phys_to_pfn(L4_54XX_PHYS),
 248                 .length         = L4_54XX_SIZE,
 249                 .type           = MT_DEVICE,
 250         },
 251         {
 252                 .virtual        = L4_WK_54XX_VIRT,
 253                 .pfn            = __phys_to_pfn(L4_WK_54XX_PHYS),
 254                 .length         = L4_WK_54XX_SIZE,
 255                 .type           = MT_DEVICE,
 256         },
 257         {
 258                 .virtual        = L4_PER_54XX_VIRT,
 259                 .pfn            = __phys_to_pfn(L4_PER_54XX_PHYS),
 260                 .length         = L4_PER_54XX_SIZE,
 261                 .type           = MT_DEVICE,
 262         },
 263 };
 264 #endif
 265
 266 #ifdef CONFIG_SOC_OMAP2420
 267 void __init omap242x_map_io(void)
 268 {
 269         iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc));
 270         iotable_init(omap242x_io_desc, ARRAY_SIZE(omap242x_io_desc));
 271 }
 272 #endif
 273
 274 #ifdef CONFIG_SOC_OMAP2430
 275 void __init omap243x_map_io(void)
 276 {
 277         iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc));
 278         iotable_init(omap243x_io_desc, ARRAY_SIZE(omap243x_io_desc));
 279 }
 280 #endif
 281
 282 #ifdef CONFIG_ARCH_OMAP3
 283 void __init omap3_map_io(void)
 284 {
 285         iotable_init(omap34xx_io_desc, ARRAY_SIZE(omap34xx_io_desc));
 286 }
 287 #endif
 288
 289 #ifdef CONFIG_SOC_TI81XX
 290 void __init ti81xx_map_io(void)
 291 {
 292         iotable_init(omapti81xx_io_desc, ARRAY_SIZE(omapti81xx_io_desc));
 293 }
 294 #endif
 295
 296 #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
 297 void __init am33xx_map_io(void)
 298 {
 299         iotable_init(omapam33xx_io_desc, ARRAY_SIZE(omapam33xx_io_desc));
 300 }
 301 #endif
 302
 303 #ifdef CONFIG_ARCH_OMAP4
 304 void __init omap4_map_io(void)
 305 {
 306         iotable_init(omap44xx_io_desc, ARRAY_SIZE(omap44xx_io_desc));
 307         omap_barriers_init();
 308 }
 309 #endif
 310
 311 #if defined(CONFIG_SOC_OMAP5) ||  defined(CONFIG_SOC_DRA7XX)
 312 void __init omap5_map_io(void)
 313 {
 314         iotable_init(omap54xx_io_desc, ARRAY_SIZE(omap54xx_io_desc));
 315         omap_barriers_init();
 316 }
 317 #endif
 318 /*
 319  * omap2_init_reprogram_sdrc - reprogram SDRC timing parameters
 320  *
 321  * Sets the CORE DPLL3 M2 divider to the same value that it's at
 322  * currently.  This has the effect of setting the SDRC SDRAM AC timing
 323  * registers to the values currently defined by the kernel.  Currently
 324  * only defined for OMAP3; will return 0 if called on OMAP2.  Returns
 325  * -EINVAL if the dpll3_m2_ck cannot be found, 0 if called on OMAP2,
 326  * or passes along the return value of clk_set_rate().
 327  */
 328 static int __init _omap2_init_reprogram_sdrc(void)
 329 {
 330         struct clk *dpll3_m2_ck;
 331         int v = -EINVAL;
 332         long rate;
 333
 334         if (!cpu_is_omap34xx())
 335                 return 0;
 336
 337         dpll3_m2_ck = clk_get(NULL, "dpll3_m2_ck");
 338         if (IS_ERR(dpll3_m2_ck))
 339                 return -EINVAL;
 340
 341         rate = clk_get_rate(dpll3_m2_ck);
 342         pr_info("Reprogramming SDRC clock to %ld Hz\n", rate);
 343         v = clk_set_rate(dpll3_m2_ck, rate);
 344         if (v)
 345                 pr_err("dpll3_m2_clk rate change failed: %d\n", v);
 346
 347         clk_put(dpll3_m2_ck);
 348
 349         return v;
 350 }
 351
 352 static int _set_hwmod_postsetup_state(struct omap_hwmod *oh, void *data)
 353 {
 354         return omap_hwmod_set_postsetup_state(oh, *(u8 *)data);
 355 }
 356
 357 static void __init omap_hwmod_init_postsetup(void)
 358 {
 359         u8 postsetup_state;
 360
 361         /* Set the default postsetup state for all hwmods */
 362 #ifdef CONFIG_PM_RUNTIME
 363         postsetup_state = _HWMOD_STATE_IDLE;
 364 #else
 365         postsetup_state = _HWMOD_STATE_ENABLED;
 366 #endif
 367         omap_hwmod_for_each(_set_hwmod_postsetup_state, &postsetup_state);
 368
 369         omap_pm_if_early_init();
 370 }
 371
 372 static void __init __maybe_unused omap_common_late_init(void)
 373 {
 374         omap_mux_late_init();
 375         omap2_common_pm_late_init();
 376         omap_soc_device_init();
 377 }
 378
 379 #ifdef CONFIG_SOC_OMAP2420
 380 void __init omap2420_init_early(void)
 381 {
 382         omap2_set_globals_tap(OMAP242X_CLASS, OMAP2_L4_IO_ADDRESS(0x48014000));
 383         omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE),
 384                                OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE));
 385         omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP242X_CTRL_BASE),
 386                                   NULL);
 387         omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP2420_PRM_BASE));
 388         omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP2420_CM_BASE), NULL);
 389         omap2xxx_check_revision();
 390         omap2xxx_prm_init();
 391         omap2xxx_cm_init();
 392         omap2xxx_voltagedomains_init();
 393         omap242x_powerdomains_init();
 394         omap242x_clockdomains_init();
 395         omap2420_hwmod_init();
 396         omap_hwmod_init_postsetup();
 397         omap_clk_soc_init = omap2420_dt_clk_init;
 398         rate_table = omap2420_rate_table;
 399 }
 400
 401 void __init omap2420_init_late(void)
 402 {
 403         omap_common_late_init();
 404         omap2_pm_init();
 405         omap2_clk_enable_autoidle_all();
 406 }
 407 #endif
 408
 409 #ifdef CONFIG_SOC_OMAP2430
 410 void __init omap2430_init_early(void)
 411 {
 412         omap2_set_globals_tap(OMAP243X_CLASS, OMAP2_L4_IO_ADDRESS(0x4900a000));
 413         omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE),
 414                                OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE));
 415         omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE),
 416                                   NULL);
 417         omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP2430_PRM_BASE));
 418         omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP2430_CM_BASE), NULL);
 419         omap2xxx_check_revision();
 420         omap2xxx_prm_init();
 421         omap2xxx_cm_init();
 422         omap2xxx_voltagedomains_init();
 423         omap243x_powerdomains_init();
 424         omap243x_clockdomains_init();
 425         omap2430_hwmod_init();
 426         omap_hwmod_init_postsetup();
 427         omap_clk_soc_init = omap2430_dt_clk_init;
 428         rate_table = omap2430_rate_table;
 429 }
 430
 431 void __init omap2430_init_late(void)
 432 {
 433         omap_common_late_init();
 434         omap2_pm_init();
 435         omap2_clk_enable_autoidle_all();
 436 }
 437 #endif
 438
 439 /*
 440  * Currently only board-omap3beagle.c should call this because of the
 441  * same machine_id for 34xx and 36xx beagle.. Will get fixed with DT.
 442  */
 443 #ifdef CONFIG_ARCH_OMAP3
 444 void __init omap3_init_early(void)
 445 {
 446         omap2_set_globals_tap(OMAP343X_CLASS, OMAP2_L4_IO_ADDRESS(0x4830A000));
 447         omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE),
 448                                OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE));
 449         omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE),
 450                                   NULL);
 451         omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE));
 452         omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE), NULL);
 453         omap3xxx_check_revision();
 454         omap3xxx_check_features();
 455         omap3xxx_prm_init();
 456         omap3xxx_cm_init();
 457         omap3xxx_voltagedomains_init();
 458         omap3xxx_powerdomains_init();
 459         omap3xxx_clockdomains_init();
 460         omap3xxx_hwmod_init();
 461         omap_hwmod_init_postsetup();
 462         omap_clk_soc_init = omap3xxx_clk_init;
 463 }
 464
 465 void __init omap3430_init_early(void)
 466 {
 467         omap3_init_early();
 468         if (of_have_populated_dt())
 469                 omap_clk_soc_init = omap3430_dt_clk_init;
 470 }
 471
 472 void __init omap35xx_init_early(void)
 473 {
 474         omap3_init_early();
 475         if (of_have_populated_dt())
 476                 omap_clk_soc_init = omap3430_dt_clk_init;
 477 }
 478
 479 void __init omap3630_init_early(void)
 480 {
 481         omap3_init_early();
 482         if (of_have_populated_dt())
 483                 omap_clk_soc_init = omap3630_dt_clk_init;
 484 }
 485
 486 void __init am35xx_init_early(void)
 487 {
 488         omap3_init_early();
 489         if (of_have_populated_dt())
 490                 omap_clk_soc_init = am35xx_dt_clk_init;
 491 }
 492
 493 void __init ti81xx_init_early(void)
 494 {
 495         omap2_set_globals_tap(OMAP343X_CLASS,
 496                               OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE));
 497         omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(TI81XX_CTRL_BASE),
 498                                   NULL);
 499         omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE));
 500         omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(TI81XX_PRCM_BASE), NULL);
 501         omap3xxx_check_revision();
 502         ti81xx_check_features();
 503         omap3xxx_voltagedomains_init();
 504         omap3xxx_powerdomains_init();
 505         omap3xxx_clockdomains_init();
 506         omap3xxx_hwmod_init();
 507         omap_hwmod_init_postsetup();
 508         if (of_have_populated_dt())
 509                 omap_clk_soc_init = ti81xx_dt_clk_init;
 510         else
 511                 omap_clk_soc_init = omap3xxx_clk_init;
 512 }
 513
 514 void __init omap3_init_late(void)
 515 {
 516         omap_common_late_init();
 517         omap3_pm_init();
 518         omap2_clk_enable_autoidle_all();
 519 }
 520
 521 void __init omap3430_init_late(void)
 522 {
 523         omap_common_late_init();
 524         omap3_pm_init();
 525         omap2_clk_enable_autoidle_all();
 526 }
 527
 528 void __init omap35xx_init_late(void)
 529 {
 530         omap_common_late_init();
 531         omap3_pm_init();
 532         omap2_clk_enable_autoidle_all();
 533 }
 534
 535 void __init omap3630_init_late(void)
 536 {
 537         omap_common_late_init();
 538         omap3_pm_init();
 539         omap2_clk_enable_autoidle_all();
 540 }
 541
 542 void __init am35xx_init_late(void)
 543 {
 544         omap_common_late_init();
 545         omap3_pm_init();
 546         omap2_clk_enable_autoidle_all();
 547 }
 548
 549 void __init ti81xx_init_late(void)
 550 {
 551         omap_common_late_init();
 552         omap3_pm_init();
 553         omap2_clk_enable_autoidle_all();
 554 }
 555 #endif
 556
 557 #ifdef CONFIG_SOC_AM33XX
 558 void __init am33xx_init_early(void)
 559 {
 560         omap2_set_globals_tap(AM335X_CLASS,
 561                               AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE));
 562         omap2_set_globals_control(AM33XX_L4_WK_IO_ADDRESS(AM33XX_CTRL_BASE),
 563                                   NULL);
 564         omap2_set_globals_prm(AM33XX_L4_WK_IO_ADDRESS(AM33XX_PRCM_BASE));
 565         omap2_set_globals_cm(AM33XX_L4_WK_IO_ADDRESS(AM33XX_PRCM_BASE), NULL);
 566         omap3xxx_check_revision();
 567         am33xx_check_features();
 568         am33xx_powerdomains_init();
 569         am33xx_clockdomains_init();
 570         am33xx_hwmod_init();
 571         omap_hwmod_init_postsetup();
 572         omap_clk_soc_init = am33xx_dt_clk_init;
 573 }
 574
 575 void __init am33xx_init_late(void)
 576 {
 577         omap_common_late_init();
 578 }
 579 #endif
 580
 581 #ifdef CONFIG_SOC_AM43XX
 582 void __init am43xx_init_early(void)
 583 {
 584         omap2_set_globals_tap(AM335X_CLASS,
 585                               AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE));
 586         omap2_set_globals_control(AM33XX_L4_WK_IO_ADDRESS(AM33XX_CTRL_BASE),
 587                                   NULL);
 588         omap2_set_globals_prm(AM33XX_L4_WK_IO_ADDRESS(AM43XX_PRCM_BASE));
 589         omap2_set_globals_cm(AM33XX_L4_WK_IO_ADDRESS(AM43XX_PRCM_BASE), NULL);
 590         omap_prm_base_init();
 591         omap_cm_base_init();
 592         omap3xxx_check_revision();
 593         am33xx_check_features();
 594         am43xx_powerdomains_init();
 595         am43xx_clockdomains_init();
 596         am43xx_hwmod_init();
 597         omap_hwmod_init_postsetup();
 598         omap_l2_cache_init();
 599         omap_clk_soc_init = am43xx_dt_clk_init;
 600 }
 601
 602 void __init am43xx_init_late(void)
 603 {
 604         omap_common_late_init();
 605 }
 606 #endif
 607
 608 #ifdef CONFIG_ARCH_OMAP4
 609 void __init omap4430_init_early(void)
 610 {
 611         omap2_set_globals_tap(OMAP443X_CLASS,
 612                               OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE));
 613         omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE),
 614                                   OMAP2_L4_IO_ADDRESS(OMAP443X_CTRL_BASE));
 615         omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP4430_PRM_BASE));
 616         omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP4430_CM_BASE),
 617                              OMAP2_L4_IO_ADDRESS(OMAP4430_CM2_BASE));
 618         omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP4430_PRCM_MPU_BASE));
 619         omap_prm_base_init();
 620         omap_cm_base_init();
 621         omap4xxx_check_revision();
 622         omap4xxx_check_features();
 623         omap4_pm_init_early();
 624         omap44xx_prm_init();
 625         omap44xx_voltagedomains_init();
 626         omap44xx_powerdomains_init();
 627         omap44xx_clockdomains_init();
 628         omap44xx_hwmod_init();
 629         omap_hwmod_init_postsetup();
 630         omap_l2_cache_init();
 631         omap_clk_soc_init = omap4xxx_dt_clk_init;
 632 }
 633
 634 void __init omap4430_init_late(void)
 635 {
 636         omap_common_late_init();
 637         omap4_pm_init();
 638         omap2_clk_enable_autoidle_all();
 639 }
 640 #endif
 641
 642 #ifdef CONFIG_SOC_OMAP5
 643 void __init omap5_init_early(void)
 644 {
 645         omap2_set_globals_tap(OMAP54XX_CLASS,
 646                               OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE));
 647         omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE),
 648                                   OMAP2_L4_IO_ADDRESS(OMAP54XX_CTRL_BASE));
 649         omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRM_BASE));
 650         omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP54XX_CM_CORE_AON_BASE),
 651                              OMAP2_L4_IO_ADDRESS(OMAP54XX_CM_CORE_BASE));
 652         omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
 653         omap4_pm_init_early();
 654         omap_prm_base_init();
 655         omap_cm_base_init();
 656         omap44xx_prm_init();
 657         omap5xxx_check_revision();
 658         omap54xx_voltagedomains_init();
 659         omap54xx_powerdomains_init();
 660         omap54xx_clockdomains_init();
 661         omap54xx_hwmod_init();
 662         omap_hwmod_init_postsetup();
 663         omap_clk_soc_init = omap5xxx_dt_clk_init;
 664 }
 665
 666 void __init omap5_init_late(void)
 667 {
 668         omap_common_late_init();
 669         omap4_pm_init();
 670         omap2_clk_enable_autoidle_all();
 671 }
 672 #endif
 673
 674 #ifdef CONFIG_SOC_DRA7XX
 675 void __init dra7xx_init_early(void)
 676 {
 677         omap2_set_globals_tap(-1, OMAP2_L4_IO_ADDRESS(DRA7XX_TAP_BASE));
 678         omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE),
 679                                   OMAP2_L4_IO_ADDRESS(DRA7XX_CTRL_BASE));
 680         omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRM_BASE));
 681         omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(DRA7XX_CM_CORE_AON_BASE),
 682                              OMAP2_L4_IO_ADDRESS(OMAP54XX_CM_CORE_BASE));
 683         omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
 684         omap4_pm_init_early();
 685         omap_prm_base_init();
 686         omap_cm_base_init();
 687         omap44xx_prm_init();
 688         dra7xxx_check_revision();
 689         dra7xx_powerdomains_init();
 690         dra7xx_clockdomains_init();
 691         dra7xx_hwmod_init();
 692         omap_hwmod_init_postsetup();
 693         omap_clk_soc_init = dra7xx_dt_clk_init;
 694 }
 695
 696 void __init dra7xx_init_late(void)
 697 {
 698         omap_common_late_init();
 699         omap4_pm_init();
 700         omap2_clk_enable_autoidle_all();
 701 }
 702 #endif
 703
 704
 705 void __init omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
 706                                       struct omap_sdrc_params *sdrc_cs1)
 707 {
 708         omap_sram_init();
 709
 710         if (cpu_is_omap24xx() || omap3_has_sdrc()) {
 711                 omap2_sdrc_init(sdrc_cs0, sdrc_cs1);
 712                 _omap2_init_reprogram_sdrc();
 713         }
 714 }
 715
 716 int __init omap_clk_init(void)
 717 {
 718         int ret = 0;
 719
 720         if (!omap_clk_soc_init)
 721                 return 0;
 722
 723         ti_clk_init_features();
 724
 725         ret = of_prcm_init();
 726         if (!ret)
 727                 ret = omap_clk_soc_init();
 728
 729         return ret;
 730 }