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
  21 #include <mach/hardware.h>
  22 #include <mach/irqs.h>
  23 #include <asm/mach-types.h>
  24 #include <asm/mach/map.h>
  25 #include <asm/pmu.h>
  26
  27 #include <plat/tc.h>
  28 #include <plat/board.h>
  29 #include <plat/mcbsp.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         int l;
  46         struct omap_hwmod *oh;
  47         struct platform_device *pdev;
  48         char oh_name[L3_MODULES_MAX_LEN];
  49
  50         /*
  51          * To avoid code running on other OMAPs in
  52          * multi-omap builds
  53          */
  54         if (!(cpu_is_omap34xx()))
  55                 return -ENODEV;
  56
  57         l = snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main");
  58
  59         oh = omap_hwmod_lookup(oh_name);
  60
  61         if (!oh)
  62                 pr_err("could not look up %s\n", oh_name);
  63
  64         pdev = omap_device_build("omap_l3_smx", 0, oh, NULL, 0,
  65                                                            NULL, 0, 0);
  66
  67         WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
  68
  69         return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
  70 }
  71 postcore_initcall(omap3_l3_init);
  72
  73 static int __init omap4_l3_init(void)
  74 {
  75         int l, i;
  76         struct omap_hwmod *oh[3];
  77         struct platform_device *pdev;
  78         char oh_name[L3_MODULES_MAX_LEN];
  79
  80         /* If dtb is there, the devices will be created dynamically */
  81         if (of_have_populated_dt())
  82                 return -ENODEV;
  83
  84         /*
  85          * To avoid code running on other OMAPs in
  86          * multi-omap builds
  87          */
  88         if (!(cpu_is_omap44xx()))
  89                 return -ENODEV;
  90
  91         for (i = 0; i < L3_MODULES; i++) {
  92                 l = snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1);
  93
  94                 oh[i] = omap_hwmod_lookup(oh_name);
  95                 if (!(oh[i]))
  96                         pr_err("could not look up %s\n", oh_name);
  97         }
  98
  99         pdev = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL,
 100                                                      0, NULL, 0, 0);
 101
 102         WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
 103
 104         return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
 105 }
 106 postcore_initcall(omap4_l3_init);
 107
 108 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
 109
 110 static struct resource omap2cam_resources[] = {
 111         {
 112                 .start          = OMAP24XX_CAMERA_BASE,
 113                 .end            = OMAP24XX_CAMERA_BASE + 0xfff,
 114                 .flags          = IORESOURCE_MEM,
 115         },
 116         {
 117                 .start          = INT_24XX_CAM_IRQ,
 118                 .flags          = IORESOURCE_IRQ,
 119         }
 120 };
 121
 122 static struct platform_device omap2cam_device = {
 123         .name           = "omap24xxcam",
 124         .id             = -1,
 125         .num_resources  = ARRAY_SIZE(omap2cam_resources),
 126         .resource       = omap2cam_resources,
 127 };
 128 #endif
 129
 130 #if defined(CONFIG_IOMMU_API)
 131
 132 #include <plat/iommu.h>
 133
 134 static struct resource omap3isp_resources[] = {
 135         {
 136                 .start          = OMAP3430_ISP_BASE,
 137                 .end            = OMAP3430_ISP_END,
 138                 .flags          = IORESOURCE_MEM,
 139         },
 140         {
 141                 .start          = OMAP3430_ISP_CCP2_BASE,
 142                 .end            = OMAP3430_ISP_CCP2_END,
 143                 .flags          = IORESOURCE_MEM,
 144         },
 145         {
 146                 .start          = OMAP3430_ISP_CCDC_BASE,
 147                 .end            = OMAP3430_ISP_CCDC_END,
 148                 .flags          = IORESOURCE_MEM,
 149         },
 150         {
 151                 .start          = OMAP3430_ISP_HIST_BASE,
 152                 .end            = OMAP3430_ISP_HIST_END,
 153                 .flags          = IORESOURCE_MEM,
 154         },
 155         {
 156                 .start          = OMAP3430_ISP_H3A_BASE,
 157                 .end            = OMAP3430_ISP_H3A_END,
 158                 .flags          = IORESOURCE_MEM,
 159         },
 160         {
 161                 .start          = OMAP3430_ISP_PREV_BASE,
 162                 .end            = OMAP3430_ISP_PREV_END,
 163                 .flags          = IORESOURCE_MEM,
 164         },
 165         {
 166                 .start          = OMAP3430_ISP_RESZ_BASE,
 167                 .end            = OMAP3430_ISP_RESZ_END,
 168                 .flags          = IORESOURCE_MEM,
 169         },
 170         {
 171                 .start          = OMAP3430_ISP_SBL_BASE,
 172                 .end            = OMAP3430_ISP_SBL_END,
 173                 .flags          = IORESOURCE_MEM,
 174         },
 175         {
 176                 .start          = OMAP3430_ISP_CSI2A_REGS1_BASE,
 177                 .end            = OMAP3430_ISP_CSI2A_REGS1_END,
 178                 .flags          = IORESOURCE_MEM,
 179         },
 180         {
 181                 .start          = OMAP3430_ISP_CSIPHY2_BASE,
 182                 .end            = OMAP3430_ISP_CSIPHY2_END,
 183                 .flags          = IORESOURCE_MEM,
 184         },
 185         {
 186                 .start          = OMAP3630_ISP_CSI2A_REGS2_BASE,
 187                 .end            = OMAP3630_ISP_CSI2A_REGS2_END,
 188                 .flags          = IORESOURCE_MEM,
 189         },
 190         {
 191                 .start          = OMAP3630_ISP_CSI2C_REGS1_BASE,
 192                 .end            = OMAP3630_ISP_CSI2C_REGS1_END,
 193                 .flags          = IORESOURCE_MEM,
 194         },
 195         {
 196                 .start          = OMAP3630_ISP_CSIPHY1_BASE,
 197                 .end            = OMAP3630_ISP_CSIPHY1_END,
 198                 .flags          = IORESOURCE_MEM,
 199         },
 200         {
 201                 .start          = OMAP3630_ISP_CSI2C_REGS2_BASE,
 202                 .end            = OMAP3630_ISP_CSI2C_REGS2_END,
 203                 .flags          = IORESOURCE_MEM,
 204         },
 205         {
 206                 .start          = INT_34XX_CAM_IRQ,
 207                 .flags          = IORESOURCE_IRQ,
 208         }
 209 };
 210
 211 static struct platform_device omap3isp_device = {
 212         .name           = "omap3isp",
 213         .id             = -1,
 214         .num_resources  = ARRAY_SIZE(omap3isp_resources),
 215         .resource       = omap3isp_resources,
 216 };
 217
 218 static struct omap_iommu_arch_data omap3_isp_iommu = {
 219         .name = "isp",
 220 };
 221
 222 int omap3_init_camera(struct isp_platform_data *pdata)
 223 {
 224         omap3isp_device.dev.platform_data = pdata;
 225         omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu;
 226
 227         return platform_device_register(&omap3isp_device);
 228 }
 229
 230 #else /* !CONFIG_IOMMU_API */
 231
 232 int omap3_init_camera(struct isp_platform_data *pdata)
 233 {
 234         return 0;
 235 }
 236
 237 #endif
 238
 239 static inline void omap_init_camera(void)
 240 {
 241 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
 242         if (cpu_is_omap24xx())
 243                 platform_device_register(&omap2cam_device);
 244 #endif
 245 }
 246
 247 int __init omap4_keyboard_init(struct omap4_keypad_platform_data
 248                         *sdp4430_keypad_data, struct omap_board_data *bdata)
 249 {
 250         struct platform_device *pdev;
 251         struct omap_hwmod *oh;
 252         struct omap4_keypad_platform_data *keypad_data;
 253         unsigned int id = -1;
 254         char *oh_name = "kbd";
 255         char *name = "omap4-keypad";
 256
 257         oh = omap_hwmod_lookup(oh_name);
 258         if (!oh) {
 259                 pr_err("Could not look up %s\n", oh_name);
 260                 return -ENODEV;
 261         }
 262
 263         keypad_data = sdp4430_keypad_data;
 264
 265         pdev = omap_device_build(name, id, oh, keypad_data,
 266                         sizeof(struct omap4_keypad_platform_data), NULL, 0, 0);
 267
 268         if (IS_ERR(pdev)) {
 269                 WARN(1, "Can't build omap_device for %s:%s.\n",
 270                                                 name, oh->name);
 271                 return PTR_ERR(pdev);
 272         }
 273         oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt);
 274
 275         return 0;
 276 }
 277
 278 #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
 279 static inline void omap_init_mbox(void)
 280 {
 281         struct omap_hwmod *oh;
 282         struct platform_device *pdev;
 283
 284         oh = omap_hwmod_lookup("mailbox");
 285         if (!oh) {
 286                 pr_err("%s: unable to find hwmod\n", __func__);
 287                 return;
 288         }
 289
 290         pdev = omap_device_build("omap-mailbox", -1, oh, NULL, 0, NULL, 0, 0);
 291         WARN(IS_ERR(pdev), "%s: could not build device, err %ld\n",
 292                                                 __func__, PTR_ERR(pdev));
 293 }
 294 #else
 295 static inline void omap_init_mbox(void) { }
 296 #endif /* CONFIG_OMAP_MBOX_FWK */
 297
 298 static inline void omap_init_sti(void) {}
 299
 300 #if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
 301
 302 static struct platform_device omap_pcm = {
 303         .name   = "omap-pcm-audio",
 304         .id     = -1,
 305 };
 306
 307 /*
 308  * OMAP2420 has 2 McBSP ports
 309  * OMAP2430 has 5 McBSP ports
 310  * OMAP3 has 5 McBSP ports
 311  * OMAP4 has 4 McBSP ports
 312  */
 313 OMAP_MCBSP_PLATFORM_DEVICE(1);
 314 OMAP_MCBSP_PLATFORM_DEVICE(2);
 315 OMAP_MCBSP_PLATFORM_DEVICE(3);
 316 OMAP_MCBSP_PLATFORM_DEVICE(4);
 317 OMAP_MCBSP_PLATFORM_DEVICE(5);
 318
 319 static void omap_init_audio(void)
 320 {
 321         platform_device_register(&omap_mcbsp1);
 322         platform_device_register(&omap_mcbsp2);
 323         if (cpu_is_omap243x() || cpu_is_omap34xx() || cpu_is_omap44xx()) {
 324                 platform_device_register(&omap_mcbsp3);
 325                 platform_device_register(&omap_mcbsp4);
 326         }
 327         if (cpu_is_omap243x() || cpu_is_omap34xx())
 328                 platform_device_register(&omap_mcbsp5);
 329
 330         platform_device_register(&omap_pcm);
 331 }
 332
 333 #else
 334 static inline void omap_init_audio(void) {}
 335 #endif
 336
 337 #if defined(CONFIG_SND_OMAP_SOC_MCPDM) || \
 338                 defined(CONFIG_SND_OMAP_SOC_MCPDM_MODULE)
 339
 340 static void omap_init_mcpdm(void)
 341 {
 342         struct omap_hwmod *oh;
 343         struct platform_device *pdev;
 344
 345         oh = omap_hwmod_lookup("mcpdm");
 346         if (!oh) {
 347                 printk(KERN_ERR "Could not look up mcpdm hw_mod\n");
 348                 return;
 349         }
 350
 351         pdev = omap_device_build("omap-mcpdm", -1, oh, NULL, 0, NULL, 0, 0);
 352         WARN(IS_ERR(pdev), "Can't build omap_device for omap-mcpdm.\n");
 353 }
 354 #else
 355 static inline void omap_init_mcpdm(void) {}
 356 #endif
 357
 358 #if defined(CONFIG_SND_OMAP_SOC_DMIC) || \
 359                 defined(CONFIG_SND_OMAP_SOC_DMIC_MODULE)
 360
 361 static void omap_init_dmic(void)
 362 {
 363         struct omap_hwmod *oh;
 364         struct platform_device *pdev;
 365
 366         oh = omap_hwmod_lookup("dmic");
 367         if (!oh) {
 368                 printk(KERN_ERR "Could not look up mcpdm hw_mod\n");
 369                 return;
 370         }
 371
 372         pdev = omap_device_build("omap-dmic", -1, oh, NULL, 0, NULL, 0, 0);
 373         WARN(IS_ERR(pdev), "Can't build omap_device for omap-dmic.\n");
 374 }
 375 #else
 376 static inline void omap_init_dmic(void) {}
 377 #endif
 378
 379 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
 380
 381 #include <plat/mcspi.h>
 382
 383 static int omap_mcspi_init(struct omap_hwmod *oh, void *unused)
 384 {
 385         struct platform_device *pdev;
 386         char *name = "omap2_mcspi";
 387         struct omap2_mcspi_platform_config *pdata;
 388         static int spi_num;
 389         struct omap2_mcspi_dev_attr *mcspi_attrib = oh->dev_attr;
 390
 391         pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
 392         if (!pdata) {
 393                 pr_err("Memory allocation for McSPI device failed\n");
 394                 return -ENOMEM;
 395         }
 396
 397         pdata->num_cs = mcspi_attrib->num_chipselect;
 398         switch (oh->class->rev) {
 399         case OMAP2_MCSPI_REV:
 400         case OMAP3_MCSPI_REV:
 401                         pdata->regs_offset = 0;
 402                         break;
 403         case OMAP4_MCSPI_REV:
 404                         pdata->regs_offset = OMAP4_MCSPI_REG_OFFSET;
 405                         break;
 406         default:
 407                         pr_err("Invalid McSPI Revision value\n");
 408                         kfree(pdata);
 409                         return -EINVAL;
 410         }
 411
 412         spi_num++;
 413         pdev = omap_device_build(name, spi_num, oh, pdata,
 414                                 sizeof(*pdata), NULL, 0, 0);
 415         WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s\n",
 416                                 name, oh->name);
 417         kfree(pdata);
 418         return 0;
 419 }
 420
 421 static void omap_init_mcspi(void)
 422 {
 423         omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL);
 424 }
 425
 426 #else
 427 static inline void omap_init_mcspi(void) {}
 428 #endif
 429
 430 static struct resource omap2_pmu_resource = {
 431         .start  = 3,
 432         .end    = 3,
 433         .flags  = IORESOURCE_IRQ,
 434 };
 435
 436 static struct resource omap3_pmu_resource = {
 437         .start  = INT_34XX_BENCH_MPU_EMUL,
 438         .end    = INT_34XX_BENCH_MPU_EMUL,
 439         .flags  = IORESOURCE_IRQ,
 440 };
 441
 442 static struct platform_device omap_pmu_device = {
 443         .name           = "arm-pmu",
 444         .id             = ARM_PMU_DEVICE_CPU,
 445         .num_resources  = 1,
 446 };
 447
 448 static void omap_init_pmu(void)
 449 {
 450         if (cpu_is_omap24xx())
 451                 omap_pmu_device.resource = &omap2_pmu_resource;
 452         else if (cpu_is_omap34xx())
 453                 omap_pmu_device.resource = &omap3_pmu_resource;
 454         else
 455                 return;
 456
 457         platform_device_register(&omap_pmu_device);
 458 }
 459
 460
 461 #if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE)
 462
 463 #ifdef CONFIG_ARCH_OMAP2
 464 static struct resource omap2_sham_resources[] = {
 465         {
 466                 .start  = OMAP24XX_SEC_SHA1MD5_BASE,
 467                 .end    = OMAP24XX_SEC_SHA1MD5_BASE + 0x64,
 468                 .flags  = IORESOURCE_MEM,
 469         },
 470         {
 471                 .start  = INT_24XX_SHA1MD5,
 472                 .flags  = IORESOURCE_IRQ,
 473         }
 474 };
 475 static int omap2_sham_resources_sz = ARRAY_SIZE(omap2_sham_resources);
 476 #else
 477 #define omap2_sham_resources            NULL
 478 #define omap2_sham_resources_sz         0
 479 #endif
 480
 481 #ifdef CONFIG_ARCH_OMAP3
 482 static struct resource omap3_sham_resources[] = {
 483         {
 484                 .start  = OMAP34XX_SEC_SHA1MD5_BASE,
 485                 .end    = OMAP34XX_SEC_SHA1MD5_BASE + 0x64,
 486                 .flags  = IORESOURCE_MEM,
 487         },
 488         {
 489                 .start  = INT_34XX_SHA1MD52_IRQ,
 490                 .flags  = IORESOURCE_IRQ,
 491         },
 492         {
 493                 .start  = OMAP34XX_DMA_SHA1MD5_RX,
 494                 .flags  = IORESOURCE_DMA,
 495         }
 496 };
 497 static int omap3_sham_resources_sz = ARRAY_SIZE(omap3_sham_resources);
 498 #else
 499 #define omap3_sham_resources            NULL
 500 #define omap3_sham_resources_sz         0
 501 #endif
 502
 503 static struct platform_device sham_device = {
 504         .name           = "omap-sham",
 505         .id             = -1,
 506 };
 507
 508 static void omap_init_sham(void)
 509 {
 510         if (cpu_is_omap24xx()) {
 511                 sham_device.resource = omap2_sham_resources;
 512                 sham_device.num_resources = omap2_sham_resources_sz;
 513         } else if (cpu_is_omap34xx()) {
 514                 sham_device.resource = omap3_sham_resources;
 515                 sham_device.num_resources = omap3_sham_resources_sz;
 516         } else {
 517                 pr_err("%s: platform not supported\n", __func__);
 518                 return;
 519         }
 520         platform_device_register(&sham_device);
 521 }
 522 #else
 523 static inline void omap_init_sham(void) { }
 524 #endif
 525
 526 #if defined(CONFIG_CRYPTO_DEV_OMAP_AES) || defined(CONFIG_CRYPTO_DEV_OMAP_AES_MODULE)
 527
 528 #ifdef CONFIG_ARCH_OMAP2
 529 static struct resource omap2_aes_resources[] = {
 530         {
 531                 .start  = OMAP24XX_SEC_AES_BASE,
 532                 .end    = OMAP24XX_SEC_AES_BASE + 0x4C,
 533                 .flags  = IORESOURCE_MEM,
 534         },
 535         {
 536                 .start  = OMAP24XX_DMA_AES_TX,
 537                 .flags  = IORESOURCE_DMA,
 538         },
 539         {
 540                 .start  = OMAP24XX_DMA_AES_RX,
 541                 .flags  = IORESOURCE_DMA,
 542         }
 543 };
 544 static int omap2_aes_resources_sz = ARRAY_SIZE(omap2_aes_resources);
 545 #else
 546 #define omap2_aes_resources             NULL
 547 #define omap2_aes_resources_sz          0
 548 #endif
 549
 550 #ifdef CONFIG_ARCH_OMAP3
 551 static struct resource omap3_aes_resources[] = {
 552         {
 553                 .start  = OMAP34XX_SEC_AES_BASE,
 554                 .end    = OMAP34XX_SEC_AES_BASE + 0x4C,
 555                 .flags  = IORESOURCE_MEM,
 556         },
 557         {
 558                 .start  = OMAP34XX_DMA_AES2_TX,
 559                 .flags  = IORESOURCE_DMA,
 560         },
 561         {
 562                 .start  = OMAP34XX_DMA_AES2_RX,
 563                 .flags  = IORESOURCE_DMA,
 564         }
 565 };
 566 static int omap3_aes_resources_sz = ARRAY_SIZE(omap3_aes_resources);
 567 #else
 568 #define omap3_aes_resources             NULL
 569 #define omap3_aes_resources_sz          0
 570 #endif
 571
 572 static struct platform_device aes_device = {
 573         .name           = "omap-aes",
 574         .id             = -1,
 575 };
 576
 577 static void omap_init_aes(void)
 578 {
 579         if (cpu_is_omap24xx()) {
 580                 aes_device.resource = omap2_aes_resources;
 581                 aes_device.num_resources = omap2_aes_resources_sz;
 582         } else if (cpu_is_omap34xx()) {
 583                 aes_device.resource = omap3_aes_resources;
 584                 aes_device.num_resources = omap3_aes_resources_sz;
 585         } else {
 586                 pr_err("%s: platform not supported\n", __func__);
 587                 return;
 588         }
 589         platform_device_register(&aes_device);
 590 }
 591
 592 #else
 593 static inline void omap_init_aes(void) { }
 594 #endif
 595
 596 /*-------------------------------------------------------------------------*/
 597
 598 #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
 599
 600 static inline void omap242x_mmc_mux(struct omap_mmc_platform_data
 601                                                         *mmc_controller)
 602 {
 603         if ((mmc_controller->slots[0].switch_pin > 0) && \
 604                 (mmc_controller->slots[0].switch_pin < OMAP_MAX_GPIO_LINES))
 605                 omap_mux_init_gpio(mmc_controller->slots[0].switch_pin,
 606                                         OMAP_PIN_INPUT_PULLUP);
 607         if ((mmc_controller->slots[0].gpio_wp > 0) && \
 608                 (mmc_controller->slots[0].gpio_wp < OMAP_MAX_GPIO_LINES))
 609                 omap_mux_init_gpio(mmc_controller->slots[0].gpio_wp,
 610                                         OMAP_PIN_INPUT_PULLUP);
 611
 612         omap_mux_init_signal("sdmmc_cmd", 0);
 613         omap_mux_init_signal("sdmmc_clki", 0);
 614         omap_mux_init_signal("sdmmc_clko", 0);
 615         omap_mux_init_signal("sdmmc_dat0", 0);
 616         omap_mux_init_signal("sdmmc_dat_dir0", 0);
 617         omap_mux_init_signal("sdmmc_cmd_dir", 0);
 618         if (mmc_controller->slots[0].caps & MMC_CAP_4_BIT_DATA) {
 619                 omap_mux_init_signal("sdmmc_dat1", 0);
 620                 omap_mux_init_signal("sdmmc_dat2", 0);
 621                 omap_mux_init_signal("sdmmc_dat3", 0);
 622                 omap_mux_init_signal("sdmmc_dat_dir1", 0);
 623                 omap_mux_init_signal("sdmmc_dat_dir2", 0);
 624                 omap_mux_init_signal("sdmmc_dat_dir3", 0);
 625         }
 626
 627         /*
 628          * Use internal loop-back in MMC/SDIO Module Input Clock
 629          * selection
 630          */
 631         if (mmc_controller->slots[0].internal_clock) {
 632                 u32 v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
 633                 v |= (1 << 24);
 634                 omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0);
 635         }
 636 }
 637
 638 void __init omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data)
 639 {
 640         char *name = "mmci-omap";
 641
 642         if (!mmc_data[0]) {
 643                 pr_err("%s fails: Incomplete platform data\n", __func__);
 644                 return;
 645         }
 646
 647         omap242x_mmc_mux(mmc_data[0]);
 648         omap_mmc_add(name, 0, OMAP2_MMC1_BASE, OMAP2420_MMC_SIZE,
 649                                         INT_24XX_MMC_IRQ, mmc_data[0]);
 650 }
 651
 652 #endif
 653
 654 /*-------------------------------------------------------------------------*/
 655
 656 #if defined(CONFIG_HDQ_MASTER_OMAP) || defined(CONFIG_HDQ_MASTER_OMAP_MODULE)
 657 #if defined(CONFIG_SOC_OMAP2430) || defined(CONFIG_SOC_OMAP3430)
 658 #define OMAP_HDQ_BASE   0x480B2000
 659 #endif
 660 static struct resource omap_hdq_resources[] = {
 661         {
 662                 .start          = OMAP_HDQ_BASE,
 663                 .end            = OMAP_HDQ_BASE + 0x1C,
 664                 .flags          = IORESOURCE_MEM,
 665         },
 666         {
 667                 .start          = INT_24XX_HDQ_IRQ,
 668                 .flags          = IORESOURCE_IRQ,
 669         },
 670 };
 671 static struct platform_device omap_hdq_dev = {
 672         .name = "omap_hdq",
 673         .id = 0,
 674         .dev = {
 675                 .platform_data = NULL,
 676         },
 677         .num_resources  = ARRAY_SIZE(omap_hdq_resources),
 678         .resource       = omap_hdq_resources,
 679 };
 680 static inline void omap_hdq_init(void)
 681 {
 682         (void) platform_device_register(&omap_hdq_dev);
 683 }
 684 #else
 685 static inline void omap_hdq_init(void) {}
 686 #endif
 687
 688 /*---------------------------------------------------------------------------*/
 689
 690 #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \
 691         defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
 692 #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
 693 static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = {
 694 };
 695 #else
 696 static struct resource omap_vout_resource[2] = {
 697 };
 698 #endif
 699
 700 static struct platform_device omap_vout_device = {
 701         .name           = "omap_vout",
 702         .num_resources  = ARRAY_SIZE(omap_vout_resource),
 703         .resource       = &omap_vout_resource[0],
 704         .id             = -1,
 705 };
 706 static void omap_init_vout(void)
 707 {
 708         if (platform_device_register(&omap_vout_device) < 0)
 709                 printk(KERN_ERR "Unable to register OMAP-VOUT device\n");
 710 }
 711 #else
 712 static inline void omap_init_vout(void) {}
 713 #endif
 714
 715 /*-------------------------------------------------------------------------*/
 716
 717 static int __init omap2_init_devices(void)
 718 {
 719         /*
 720          * please keep these calls, and their implementations above,
 721          * in alphabetical order so they're easier to sort through.
 722          */
 723         omap_init_audio();
 724         omap_init_mcpdm();
 725         omap_init_dmic();
 726         omap_init_camera();
 727         omap_init_mbox();
 728         omap_init_mcspi();
 729         omap_init_pmu();
 730         omap_hdq_init();
 731         omap_init_sti();
 732         omap_init_sham();
 733         omap_init_aes();
 734         omap_init_vout();
 735
 736         return 0;
 737 }
 738 arch_initcall(omap2_init_devices);
 739
 740 #if defined(CONFIG_OMAP_WATCHDOG) || defined(CONFIG_OMAP_WATCHDOG_MODULE)
 741 static int __init omap_init_wdt(void)
 742 {
 743         int id = -1;
 744         struct platform_device *pdev;
 745         struct omap_hwmod *oh;
 746         char *oh_name = "wd_timer2";
 747         char *dev_name = "omap_wdt";
 748
 749         if (!cpu_class_is_omap2())
 750                 return 0;
 751
 752         oh = omap_hwmod_lookup(oh_name);
 753         if (!oh) {
 754                 pr_err("Could not look up wd_timer%d hwmod\n", id);
 755                 return -EINVAL;
 756         }
 757
 758         pdev = omap_device_build(dev_name, id, oh, NULL, 0, NULL, 0, 0);
 759         WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s.\n",
 760                                 dev_name, oh->name);
 761         return 0;
 762 }
 763 subsys_initcall(omap_init_wdt);
 764 #endif