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