arch/arm/mach-omap2/devices.c

   1 /*
   2  * linux/arch/arm/mach-omap2/devices.c
   3  *
   4  * OMAP2 platform device setup/initialization
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  */
  11 #include <linux/gpio.h>
  12 #include <linux/kernel.h>
  13 #include <linux/init.h>
  14 #include <linux/platform_device.h>
  15 #include <linux/io.h>
  16 #include <linux/clk.h>
  17 #include <linux/err.h>
  18 #include <linux/slab.h>
  19 #include <linux/of.h>
  20 #include <linux/platform_data/omap4-keypad.h>
  21
  22 #include <mach/hardware.h>
  23 #include <mach/irqs.h>
  24 #include <asm/mach-types.h>
  25 #include <asm/mach/map.h>
  26 #include <asm/pmu.h>
  27
  28 #include "iomap.h"
  29 #include <plat/board.h>
  30 #include <plat/mmc.h>
  31 #include <plat/dma.h>
  32 #include <plat/omap_hwmod.h>
  33 #include <plat/omap_device.h>
  34 #include <plat/omap4-keypad.h>
  35
  36 #include "mux.h"
  37 #include "control.h"
  38 #include "devices.h"
  39
  40 #define L3_MODULES_MAX_LEN 12
  41 #define L3_MODULES 3
  42
  43 static int __init omap3_l3_init(void)
  44 {
  45         struct omap_hwmod *oh;
  46         struct platform_device *pdev;
  47         char oh_name[L3_MODULES_MAX_LEN];
  48
  49         /*
  50          * To avoid code running on other OMAPs in
  51          * multi-omap builds
  52          */
  53         if (!(cpu_is_omap34xx()))
  54                 return -ENODEV;
  55
  56         snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main");
  57
  58         oh = omap_hwmod_lookup(oh_name);
  59
  60         if (!oh)
  61                 pr_err("could not look up %s\n", oh_name);
  62
  63         pdev = omap_device_build("omap_l3_smx", 0, oh, NULL, 0,
  64                                                            NULL, 0, 0);
  65
  66         WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
  67
  68         return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
  69 }
  70 postcore_initcall(omap3_l3_init);
  71
  72 static int __init omap4_l3_init(void)
  73 {
  74         int i;
  75         struct omap_hwmod *oh[3];
  76         struct platform_device *pdev;
  77         char oh_name[L3_MODULES_MAX_LEN];
  78
  79         /* If dtb is there, the devices will be created dynamically */
  80         if (of_have_populated_dt())
  81                 return -ENODEV;
  82
  83         /*
  84          * To avoid code running on other OMAPs in
  85          * multi-omap builds
  86          */
  87         if (!(cpu_is_omap44xx()))
  88                 return -ENODEV;
  89
  90         for (i = 0; i < L3_MODULES; i++) {
  91                 snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1);
  92
  93                 oh[i] = omap_hwmod_lookup(oh_name);
  94                 if (!(oh[i]))
  95                         pr_err("could not look up %s\n", oh_name);
  96         }
  97
  98         pdev = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL,
  99                                                      0, NULL, 0, 0);
 100
 101         WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
 102
 103         return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
 104 }
 105 postcore_initcall(omap4_l3_init);
 106
 107 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
 108
 109 static struct resource omap2cam_resources[] = {
 110         {
 111                 .start          = OMAP24XX_CAMERA_BASE,
 112                 .end            = OMAP24XX_CAMERA_BASE + 0xfff,
 113                 .flags          = IORESOURCE_MEM,
 114         },
 115         {
 116                 .start          = INT_24XX_CAM_IRQ,
 117                 .flags          = IORESOURCE_IRQ,
 118         }
 119 };
 120
 121 static struct platform_device omap2cam_device = {
 122         .name           = "omap24xxcam",
 123         .id             = -1,
 124         .num_resources  = ARRAY_SIZE(omap2cam_resources),
 125         .resource       = omap2cam_resources,
 126 };
 127 #endif
 128
 129 #if defined(CONFIG_IOMMU_API)
 130
 131 #include <plat/iommu.h>
 132
 133 static struct resource omap3isp_resources[] = {
 134         {
 135                 .start          = OMAP3430_ISP_BASE,
 136                 .end            = OMAP3430_ISP_END,
 137                 .flags          = IORESOURCE_MEM,
 138         },
 139         {
 140                 .start          = OMAP3430_ISP_CCP2_BASE,
 141                 .end            = OMAP3430_ISP_CCP2_END,
 142                 .flags          = IORESOURCE_MEM,
 143         },
 144         {
 145                 .start          = OMAP3430_ISP_CCDC_BASE,
 146                 .end            = OMAP3430_ISP_CCDC_END,
 147                 .flags          = IORESOURCE_MEM,
 148         },
 149         {
 150                 .start          = OMAP3430_ISP_HIST_BASE,
 151                 .end            = OMAP3430_ISP_HIST_END,
 152                 .flags          = IORESOURCE_MEM,
 153         },
 154         {
 155                 .start          = OMAP3430_ISP_H3A_BASE,
 156                 .end            = OMAP3430_ISP_H3A_END,
 157                 .flags          = IORESOURCE_MEM,
 158         },
 159         {
 160                 .start          = OMAP3430_ISP_PREV_BASE,
 161                 .end            = OMAP3430_ISP_PREV_END,
 162                 .flags          = IORESOURCE_MEM,
 163         },
 164         {
 165                 .start          = OMAP3430_ISP_RESZ_BASE,
 166                 .end            = OMAP3430_ISP_RESZ_END,
 167                 .flags          = IORESOURCE_MEM,
 168         },
 169         {
 170                 .start          = OMAP3430_ISP_SBL_BASE,
 171                 .end            = OMAP3430_ISP_SBL_END,
 172                 .flags          = IORESOURCE_MEM,
 173         },
 174         {
 175                 .start          = OMAP3430_ISP_CSI2A_REGS1_BASE,
 176                 .end            = OMAP3430_ISP_CSI2A_REGS1_END,
 177                 .flags          = IORESOURCE_MEM,
 178         },
 179         {
 180                 .start          = OMAP3430_ISP_CSIPHY2_BASE,
 181                 .end            = OMAP3430_ISP_CSIPHY2_END,
 182                 .flags          = IORESOURCE_MEM,
 183         },
 184         {
 185                 .start          = OMAP3630_ISP_CSI2A_REGS2_BASE,
 186                 .end            = OMAP3630_ISP_CSI2A_REGS2_END,
 187                 .flags          = IORESOURCE_MEM,
 188         },
 189         {
 190                 .start          = OMAP3630_ISP_CSI2C_REGS1_BASE,
 191                 .end            = OMAP3630_ISP_CSI2C_REGS1_END,
 192                 .flags          = IORESOURCE_MEM,
 193         },
 194         {
 195                 .start          = OMAP3630_ISP_CSIPHY1_BASE,
 196                 .end            = OMAP3630_ISP_CSIPHY1_END,
 197                 .flags          = IORESOURCE_MEM,
 198         },
 199         {
 200                 .start          = OMAP3630_ISP_CSI2C_REGS2_BASE,
 201                 .end            = OMAP3630_ISP_CSI2C_REGS2_END,
 202                 .flags          = IORESOURCE_MEM,
 203         },
 204         {
 205                 .start          = INT_34XX_CAM_IRQ,
 206                 .flags          = IORESOURCE_IRQ,
 207         }
 208 };
 209
 210 static struct platform_device omap3isp_device = {
 211         .name           = "omap3isp",
 212         .id             = -1,
 213         .num_resources  = ARRAY_SIZE(omap3isp_resources),
 214         .resource       = omap3isp_resources,
 215 };
 216
 217 static struct omap_iommu_arch_data omap3_isp_iommu = {
 218         .name = "isp",
 219 };
 220
 221 int omap3_init_camera(struct isp_platform_data *pdata)
 222 {
 223         omap3isp_device.dev.platform_data = pdata;
 224         omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu;
 225
 226         return platform_device_register(&omap3isp_device);
 227 }
 228
 229 #else /* !CONFIG_IOMMU_API */
 230
 231 int omap3_init_camera(struct isp_platform_data *pdata)
 232 {
 233         return 0;
 234 }
 235
 236 #endif
 237
 238 static inline void omap_init_camera(void)
 239 {
 240 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
 241         if (cpu_is_omap24xx())
 242                 platform_device_register(&omap2cam_device);
 243 #endif
 244 }
 245
 246 int __init omap4_keyboard_init(struct omap4_keypad_platform_data
 247                         *sdp4430_keypad_data, struct omap_board_data *bdata)
 248 {
 249         struct platform_device *pdev;
 250         struct omap_hwmod *oh;
 251         struct omap4_keypad_platform_data *keypad_data;
 252         unsigned int id = -1;
 253         char *oh_name = "kbd";
 254         char *name = "omap4-keypad";
 255
 256         oh = omap_hwmod_lookup(oh_name);
 257         if (!oh) {
 258                 pr_err("Could not look up %s\n", oh_name);
 259                 return -ENODEV;
 260         }
 261
 262         keypad_data = sdp4430_keypad_data;
 263
 264         pdev = omap_device_build(name, id, oh, keypad_data,
 265                         sizeof(struct omap4_keypad_platform_data), NULL, 0, 0);
 266
 267         if (IS_ERR(pdev)) {
 268                 WARN(1, "Can't build omap_device for %s:%s.\n",
 269                                                 name, oh->name);
 270                 return PTR_ERR(pdev);
 271         }
 272         oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt);
 273
 274         return 0;
 275 }
 276
 277 #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
 278 static inline void __init omap_init_mbox(void)
 279 {
 280         struct omap_hwmod *oh;
 281         struct platform_device *pdev;
 282
 283         oh = omap_hwmod_lookup("mailbox");
 284         if (!oh) {
 285                 pr_err("%s: unable to find hwmod\n", __func__);
 286                 return;
 287         }
 288
 289         pdev = omap_device_build("omap-mailbox", -1, oh, NULL, 0, NULL, 0, 0);
 290         WARN(IS_ERR(pdev), "%s: could not build device, err %ld\n",
 291                                                 __func__, PTR_ERR(pdev));
 292 }
 293 #else
 294 static inline void omap_init_mbox(void) { }
 295 #endif /* CONFIG_OMAP_MBOX_FWK */
 296
 297 static inline void omap_init_sti(void) {}
 298
 299 #if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
 300
 301 static struct platform_device omap_pcm = {
 302         .name   = "omap-pcm-audio",
 303         .id     = -1,
 304 };
 305
 306 static void omap_init_audio(void)
 307 {
 308         platform_device_register(&omap_pcm);
 309 }
 310
 311 #else
 312 static inline void omap_init_audio(void) {}
 313 #endif
 314
 315 #if defined(CONFIG_SND_OMAP_SOC_MCPDM) || \
 316                 defined(CONFIG_SND_OMAP_SOC_MCPDM_MODULE)
 317
 318 static void __init omap_init_mcpdm(void)
 319 {
 320         struct omap_hwmod *oh;
 321         struct platform_device *pdev;
 322
 323         oh = omap_hwmod_lookup("mcpdm");
 324         if (!oh) {
 325                 printk(KERN_ERR "Could not look up mcpdm hw_mod\n");
 326                 return;
 327         }
 328
 329         pdev = omap_device_build("omap-mcpdm", -1, oh, NULL, 0, NULL, 0, 0);
 330         WARN(IS_ERR(pdev), "Can't build omap_device for omap-mcpdm.\n");
 331 }
 332 #else
 333 static inline void omap_init_mcpdm(void) {}
 334 #endif
 335
 336 #if defined(CONFIG_SND_OMAP_SOC_DMIC) || \
 337                 defined(CONFIG_SND_OMAP_SOC_DMIC_MODULE)
 338
 339 static void __init omap_init_dmic(void)
 340 {
 341         struct omap_hwmod *oh;
 342         struct platform_device *pdev;
 343
 344         oh = omap_hwmod_lookup("dmic");
 345         if (!oh) {
 346                 printk(KERN_ERR "Could not look up mcpdm hw_mod\n");
 347                 return;
 348         }
 349
 350         pdev = omap_device_build("omap-dmic", -1, oh, NULL, 0, NULL, 0, 0);
 351         WARN(IS_ERR(pdev), "Can't build omap_device for omap-dmic.\n");
 352 }
 353 #else
 354 static inline void omap_init_dmic(void) {}
 355 #endif
 356
 357 #if defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI) || \
 358                 defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI_MODULE)
 359
 360 static struct platform_device omap_hdmi_audio = {
 361         .name   = "omap-hdmi-audio",
 362         .id     = -1,
 363 };
 364
 365 static void __init omap_init_hdmi_audio(void)
 366 {
 367         struct omap_hwmod *oh;
 368         struct platform_device *pdev;
 369
 370         oh = omap_hwmod_lookup("dss_hdmi");
 371         if (!oh) {
 372                 printk(KERN_ERR "Could not look up dss_hdmi hw_mod\n");
 373                 return;
 374         }
 375
 376         pdev = omap_device_build("omap-hdmi-audio-dai",
 377                 -1, oh, NULL, 0, NULL, 0, 0);
 378         WARN(IS_ERR(pdev),
 379              "Can't build omap_device for omap-hdmi-audio-dai.\n");
 380
 381         platform_device_register(&omap_hdmi_audio);
 382 }
 383 #else
 384 static inline void omap_init_hdmi_audio(void) {}
 385 #endif
 386
 387 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
 388
 389 #include <plat/mcspi.h>
 390
 391 static int __init omap_mcspi_init(struct omap_hwmod *oh, void *unused)
 392 {
 393         struct platform_device *pdev;
 394         char *name = "omap2_mcspi";
 395         struct omap2_mcspi_platform_config *pdata;
 396         static int spi_num;
 397         struct omap2_mcspi_dev_attr *mcspi_attrib = oh->dev_attr;
 398
 399         pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
 400         if (!pdata) {
 401                 pr_err("Memory allocation for McSPI device failed\n");
 402                 return -ENOMEM;
 403         }
 404
 405         pdata->num_cs = mcspi_attrib->num_chipselect;
 406         switch (oh->class->rev) {
 407         case OMAP2_MCSPI_REV:
 408         case OMAP3_MCSPI_REV:
 409                         pdata->regs_offset = 0;
 410                         break;
 411         case OMAP4_MCSPI_REV:
 412                         pdata->regs_offset = OMAP4_MCSPI_REG_OFFSET;
 413                         break;
 414         default:
 415                         pr_err("Invalid McSPI Revision value\n");
 416                         kfree(pdata);
 417                         return -EINVAL;
 418         }
 419
 420         spi_num++;
 421         pdev = omap_device_build(name, spi_num, oh, pdata,
 422                                 sizeof(*pdata), NULL, 0, 0);
 423         WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s\n",
 424                                 name, oh->name);
 425         kfree(pdata);
 426         return 0;
 427 }
 428
 429 static void omap_init_mcspi(void)
 430 {
 431         omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL);
 432 }
 433
 434 #else
 435 static inline void omap_init_mcspi(void) {}
 436 #endif
 437
 438 static struct resource omap2_pmu_resource = {
 439         .start  = 3,
 440         .end    = 3,
 441         .flags  = IORESOURCE_IRQ,
 442 };
 443
 444 static struct resource omap3_pmu_resource = {
 445         .start  = INT_34XX_BENCH_MPU_EMUL,
 446         .end    = INT_34XX_BENCH_MPU_EMUL,
 447         .flags  = IORESOURCE_IRQ,
 448 };
 449
 450 static struct platform_device omap_pmu_device = {
 451         .name           = "arm-pmu",
 452         .id             = ARM_PMU_DEVICE_CPU,
 453         .num_resources  = 1,
 454 };
 455
 456 static void omap_init_pmu(void)
 457 {
 458         if (cpu_is_omap24xx())
 459                 omap_pmu_device.resource = &omap2_pmu_resource;
 460         else if (cpu_is_omap34xx())
 461                 omap_pmu_device.resource = &omap3_pmu_resource;
 462         else
 463                 return;
 464
 465         platform_device_register(&omap_pmu_device);
 466 }
 467
 468
 469 #if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE)
 470
 471 #ifdef CONFIG_ARCH_OMAP2
 472 static struct resource omap2_sham_resources[] = {
 473         {
 474                 .start  = OMAP24XX_SEC_SHA1MD5_BASE,
 475                 .end    = OMAP24XX_SEC_SHA1MD5_BASE + 0x64,
 476                 .flags  = IORESOURCE_MEM,
 477         },
 478         {
 479                 .start  = INT_24XX_SHA1MD5,
 480                 .flags  = IORESOURCE_IRQ,
 481         }
 482 };
 483 static int omap2_sham_resources_sz = ARRAY_SIZE(omap2_sham_resources);
 484 #else
 485 #define omap2_sham_resources            NULL
 486 #define omap2_sham_resources_sz         0
 487 #endif
 488
 489 #ifdef CONFIG_ARCH_OMAP3
 490 static struct resource omap3_sham_resources[] = {
 491         {
 492                 .start  = OMAP34XX_SEC_SHA1MD5_BASE,
 493                 .end    = OMAP34XX_SEC_SHA1MD5_BASE + 0x64,
 494                 .flags  = IORESOURCE_MEM,
 495         },
 496         {
 497                 .start  = INT_34XX_SHA1MD52_IRQ,
 498                 .flags  = IORESOURCE_IRQ,
 499         },
 500         {
 501                 .start  = OMAP34XX_DMA_SHA1MD5_RX,
 502                 .flags  = IORESOURCE_DMA,
 503         }
 504 };
 505 static int omap3_sham_resources_sz = ARRAY_SIZE(omap3_sham_resources);
 506 #else
 507 #define omap3_sham_resources            NULL
 508 #define omap3_sham_resources_sz         0
 509 #endif
 510
 511 static struct platform_device sham_device = {
 512         .name           = "omap-sham",
 513         .id             = -1,
 514 };
 515
 516 static void omap_init_sham(void)
 517 {
 518         if (cpu_is_omap24xx()) {
 519                 sham_device.resource = omap2_sham_resources;
 520                 sham_device.num_resources = omap2_sham_resources_sz;
 521         } else if (cpu_is_omap34xx()) {
 522                 sham_device.resource = omap3_sham_resources;
 523                 sham_device.num_resources = omap3_sham_resources_sz;
 524         } else {
 525                 pr_err("%s: platform not supported\n", __func__);
 526                 return;
 527         }
 528         platform_device_register(&sham_device);
 529 }
 530 #else
 531 static inline void omap_init_sham(void) { }
 532 #endif
 533
 534 #if defined(CONFIG_CRYPTO_DEV_OMAP_AES) || defined(CONFIG_CRYPTO_DEV_OMAP_AES_MODULE)
 535
 536 #ifdef CONFIG_ARCH_OMAP2
 537 static struct resource omap2_aes_resources[] = {
 538         {
 539                 .start  = OMAP24XX_SEC_AES_BASE,
 540                 .end    = OMAP24XX_SEC_AES_BASE + 0x4C,
 541                 .flags  = IORESOURCE_MEM,
 542         },
 543         {
 544                 .start  = OMAP24XX_DMA_AES_TX,
 545                 .flags  = IORESOURCE_DMA,
 546         },
 547         {
 548                 .start  = OMAP24XX_DMA_AES_RX,
 549                 .flags  = IORESOURCE_DMA,
 550         }
 551 };
 552 static int omap2_aes_resources_sz = ARRAY_SIZE(omap2_aes_resources);
 553 #else
 554 #define omap2_aes_resources             NULL
 555 #define omap2_aes_resources_sz          0
 556 #endif
 557
 558 #ifdef CONFIG_ARCH_OMAP3
 559 static struct resource omap3_aes_resources[] = {
 560         {
 561                 .start  = OMAP34XX_SEC_AES_BASE,
 562                 .end    = OMAP34XX_SEC_AES_BASE + 0x4C,
 563                 .flags  = IORESOURCE_MEM,
 564         },
 565         {
 566                 .start  = OMAP34XX_DMA_AES2_TX,
 567                 .flags  = IORESOURCE_DMA,
 568         },
 569         {
 570                 .start  = OMAP34XX_DMA_AES2_RX,
 571                 .flags  = IORESOURCE_DMA,
 572         }
 573 };
 574 static int omap3_aes_resources_sz = ARRAY_SIZE(omap3_aes_resources);
 575 #else
 576 #define omap3_aes_resources             NULL
 577 #define omap3_aes_resources_sz          0
 578 #endif
 579
 580 static struct platform_device aes_device = {
 581         .name           = "omap-aes",
 582         .id             = -1,
 583 };
 584
 585 static void omap_init_aes(void)
 586 {
 587         if (cpu_is_omap24xx()) {
 588                 aes_device.resource = omap2_aes_resources;
 589                 aes_device.num_resources = omap2_aes_resources_sz;
 590         } else if (cpu_is_omap34xx()) {
 591                 aes_device.resource = omap3_aes_resources;
 592                 aes_device.num_resources = omap3_aes_resources_sz;
 593         } else {
 594                 pr_err("%s: platform not supported\n", __func__);
 595                 return;
 596         }
 597         platform_device_register(&aes_device);
 598 }
 599
 600 #else
 601 static inline void omap_init_aes(void) { }
 602 #endif
 603
 604 /*-------------------------------------------------------------------------*/
 605
 606 #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
 607
 608 static inline void omap242x_mmc_mux(struct omap_mmc_platform_data
 609                                                         *mmc_controller)
 610 {
 611         if ((mmc_controller->slots[0].switch_pin > 0) && \
 612                 (mmc_controller->slots[0].switch_pin < OMAP_MAX_GPIO_LINES))
 613                 omap_mux_init_gpio(mmc_controller->slots[0].switch_pin,
 614                                         OMAP_PIN_INPUT_PULLUP);
 615         if ((mmc_controller->slots[0].gpio_wp > 0) && \
 616                 (mmc_controller->slots[0].gpio_wp < OMAP_MAX_GPIO_LINES))
 617                 omap_mux_init_gpio(mmc_controller->slots[0].gpio_wp,
 618                                         OMAP_PIN_INPUT_PULLUP);
 619
 620         omap_mux_init_signal("sdmmc_cmd", 0);
 621         omap_mux_init_signal("sdmmc_clki", 0);
 622         omap_mux_init_signal("sdmmc_clko", 0);
 623         omap_mux_init_signal("sdmmc_dat0", 0);
 624         omap_mux_init_signal("sdmmc_dat_dir0", 0);
 625         omap_mux_init_signal("sdmmc_cmd_dir", 0);
 626         if (mmc_controller->slots[0].caps & MMC_CAP_4_BIT_DATA) {
 627                 omap_mux_init_signal("sdmmc_dat1", 0);
 628                 omap_mux_init_signal("sdmmc_dat2", 0);
 629                 omap_mux_init_signal("sdmmc_dat3", 0);
 630                 omap_mux_init_signal("sdmmc_dat_dir1", 0);
 631                 omap_mux_init_signal("sdmmc_dat_dir2", 0);
 632                 omap_mux_init_signal("sdmmc_dat_dir3", 0);
 633         }
 634
 635         /*
 636          * Use internal loop-back in MMC/SDIO Module Input Clock
 637          * selection
 638          */
 639         if (mmc_controller->slots[0].internal_clock) {
 640                 u32 v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
 641                 v |= (1 << 24);
 642                 omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0);
 643         }
 644 }
 645
 646 void __init omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data)
 647 {
 648         struct platform_device *pdev;
 649         struct omap_hwmod *oh;
 650         int id = 0;
 651         char *oh_name = "msdi1";
 652         char *dev_name = "mmci-omap";
 653
 654         if (!mmc_data[0]) {
 655                 pr_err("%s fails: Incomplete platform data\n", __func__);
 656                 return;
 657         }
 658
 659         omap242x_mmc_mux(mmc_data[0]);
 660
 661         oh = omap_hwmod_lookup(oh_name);
 662         if (!oh) {
 663                 pr_err("Could not look up %s\n", oh_name);
 664                 return;
 665         }
 666         pdev = omap_device_build(dev_name, id, oh, mmc_data[0],
 667                                  sizeof(struct omap_mmc_platform_data), NULL, 0, 0);
 668         if (IS_ERR(pdev))
 669                 WARN(1, "Can'd build omap_device for %s:%s.\n",
 670                                         dev_name, oh->name);
 671 }
 672
 673 #endif
 674
 675 /*-------------------------------------------------------------------------*/
 676
 677 #if defined(CONFIG_HDQ_MASTER_OMAP) || defined(CONFIG_HDQ_MASTER_OMAP_MODULE)
 678 #define OMAP_HDQ_BASE   0x480B2000
 679 static struct resource omap_hdq_resources[] = {
 680         {
 681                 .start          = OMAP_HDQ_BASE,
 682                 .end            = OMAP_HDQ_BASE + 0x1C,
 683                 .flags          = IORESOURCE_MEM,
 684         },
 685         {
 686                 .start          = INT_24XX_HDQ_IRQ,
 687                 .flags          = IORESOURCE_IRQ,
 688         },
 689 };
 690 static struct platform_device omap_hdq_dev = {
 691         .name = "omap_hdq",
 692         .id = 0,
 693         .dev = {
 694                 .platform_data = NULL,
 695         },
 696         .num_resources  = ARRAY_SIZE(omap_hdq_resources),
 697         .resource       = omap_hdq_resources,
 698 };
 699 static inline void omap_hdq_init(void)
 700 {
 701         if (cpu_is_omap2420())
 702                 return;
 703
 704         platform_device_register(&omap_hdq_dev);
 705 }
 706 #else
 707 static inline void omap_hdq_init(void) {}
 708 #endif
 709
 710 /*---------------------------------------------------------------------------*/
 711
 712 #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \
 713         defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
 714 #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
 715 static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = {
 716 };
 717 #else
 718 static struct resource omap_vout_resource[2] = {
 719 };
 720 #endif
 721
 722 static struct platform_device omap_vout_device = {
 723         .name           = "omap_vout",
 724         .num_resources  = ARRAY_SIZE(omap_vout_resource),
 725         .resource       = &omap_vout_resource[0],
 726         .id             = -1,
 727 };
 728 static void omap_init_vout(void)
 729 {
 730         if (platform_device_register(&omap_vout_device) < 0)
 731                 printk(KERN_ERR "Unable to register OMAP-VOUT device\n");
 732 }
 733 #else
 734 static inline void omap_init_vout(void) {}
 735 #endif
 736
 737 /*-------------------------------------------------------------------------*/
 738
 739 static int __init omap2_init_devices(void)
 740 {
 741         /*
 742          * please keep these calls, and their implementations above,
 743          * in alphabetical order so they're easier to sort through.
 744          */
 745         omap_init_audio();
 746         omap_init_camera();
 747         omap_init_hdmi_audio();
 748         omap_init_mbox();
 749         /* If dtb is there, the devices will be created dynamically */
 750         if (!of_have_populated_dt()) {
 751                 omap_init_dmic();
 752                 omap_init_mcpdm();
 753                 omap_init_mcspi();
 754         }
 755         omap_init_pmu();
 756         omap_hdq_init();
 757         omap_init_sti();
 758         omap_init_sham();
 759         omap_init_aes();
 760         omap_init_vout();
 761
 762         return 0;
 763 }
 764 arch_initcall(omap2_init_devices);
 765
 766 #if defined(CONFIG_OMAP_WATCHDOG) || defined(CONFIG_OMAP_WATCHDOG_MODULE)
 767 static int __init omap_init_wdt(void)
 768 {
 769         int id = -1;
 770         struct platform_device *pdev;
 771         struct omap_hwmod *oh;
 772         char *oh_name = "wd_timer2";
 773         char *dev_name = "omap_wdt";
 774
 775         if (!cpu_class_is_omap2())
 776                 return 0;
 777
 778         oh = omap_hwmod_lookup(oh_name);
 779         if (!oh) {
 780                 pr_err("Could not look up wd_timer%d hwmod\n", id);
 781                 return -EINVAL;
 782         }
 783
 784         pdev = omap_device_build(dev_name, id, oh, NULL, 0, NULL, 0, 0);
 785         WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s.\n",
 786                                 dev_name, oh->name);
 787         return 0;
 788 }
 789 subsys_initcall(omap_init_wdt);
 790 #endif