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