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
  39 #define L3_MODULES_MAX_LEN 12
  40 #define L3_MODULES 3
  41
  42 static int __init omap3_l3_init(void)
  43 {
  44         int l;
  45         struct omap_hwmod *oh;
  46         struct omap_device *od;
  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         l = 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         od = omap_device_build("omap_l3_smx", 0, oh, NULL, 0,
  64                                                            NULL, 0, 0);
  65
  66         WARN(IS_ERR(od), "could not build omap_device for %s\n", oh_name);
  67
  68         return PTR_ERR(od);
  69 }
  70 postcore_initcall(omap3_l3_init);
  71
  72 static int __init omap4_l3_init(void)
  73 {
  74         int l, i;
  75         struct omap_hwmod *oh[3];
  76         struct omap_device *od;
  77         char oh_name[L3_MODULES_MAX_LEN];
  78
  79         /*
  80          * To avoid code running on other OMAPs in
  81          * multi-omap builds
  82          */
  83         if (!(cpu_is_omap44xx()))
  84                 return -ENODEV;
  85
  86         for (i = 0; i < L3_MODULES; i++) {
  87                 l = snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1);
  88
  89                 oh[i] = omap_hwmod_lookup(oh_name);
  90                 if (!(oh[i]))
  91                         pr_err("could not look up %s\n", oh_name);
  92         }
  93
  94         od = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL,
  95                                                      0, NULL, 0, 0);
  96
  97         WARN(IS_ERR(od), "could not build omap_device for %s\n", oh_name);
  98
  99         return PTR_ERR(od);
 100 }
 101 postcore_initcall(omap4_l3_init);
 102
 103 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
 104
 105 static struct resource cam_resources[] = {
 106         {
 107                 .start          = OMAP24XX_CAMERA_BASE,
 108                 .end            = OMAP24XX_CAMERA_BASE + 0xfff,
 109                 .flags          = IORESOURCE_MEM,
 110         },
 111         {
 112                 .start          = INT_24XX_CAM_IRQ,
 113                 .flags          = IORESOURCE_IRQ,
 114         }
 115 };
 116
 117 static struct platform_device omap_cam_device = {
 118         .name           = "omap24xxcam",
 119         .id             = -1,
 120         .num_resources  = ARRAY_SIZE(cam_resources),
 121         .resource       = cam_resources,
 122 };
 123
 124 static inline void omap_init_camera(void)
 125 {
 126         platform_device_register(&omap_cam_device);
 127 }
 128
 129 #elif defined(CONFIG_VIDEO_OMAP3) || defined(CONFIG_VIDEO_OMAP3_MODULE)
 130
 131 static struct resource omap3isp_resources[] = {
 132         {
 133                 .start          = OMAP3430_ISP_BASE,
 134                 .end            = OMAP3430_ISP_END,
 135                 .flags          = IORESOURCE_MEM,
 136         },
 137         {
 138                 .start          = OMAP3430_ISP_CBUFF_BASE,
 139                 .end            = OMAP3430_ISP_CBUFF_END,
 140                 .flags          = IORESOURCE_MEM,
 141         },
 142         {
 143                 .start          = OMAP3430_ISP_CCP2_BASE,
 144                 .end            = OMAP3430_ISP_CCP2_END,
 145                 .flags          = IORESOURCE_MEM,
 146         },
 147         {
 148                 .start          = OMAP3430_ISP_CCDC_BASE,
 149                 .end            = OMAP3430_ISP_CCDC_END,
 150                 .flags          = IORESOURCE_MEM,
 151         },
 152         {
 153                 .start          = OMAP3430_ISP_HIST_BASE,
 154                 .end            = OMAP3430_ISP_HIST_END,
 155                 .flags          = IORESOURCE_MEM,
 156         },
 157         {
 158                 .start          = OMAP3430_ISP_H3A_BASE,
 159                 .end            = OMAP3430_ISP_H3A_END,
 160                 .flags          = IORESOURCE_MEM,
 161         },
 162         {
 163                 .start          = OMAP3430_ISP_PREV_BASE,
 164                 .end            = OMAP3430_ISP_PREV_END,
 165                 .flags          = IORESOURCE_MEM,
 166         },
 167         {
 168                 .start          = OMAP3430_ISP_RESZ_BASE,
 169                 .end            = OMAP3430_ISP_RESZ_END,
 170                 .flags          = IORESOURCE_MEM,
 171         },
 172         {
 173                 .start          = OMAP3430_ISP_SBL_BASE,
 174                 .end            = OMAP3430_ISP_SBL_END,
 175                 .flags          = IORESOURCE_MEM,
 176         },
 177         {
 178                 .start          = OMAP3430_ISP_CSI2A_BASE,
 179                 .end            = OMAP3430_ISP_CSI2A_END,
 180                 .flags          = IORESOURCE_MEM,
 181         },
 182         {
 183                 .start          = OMAP3430_ISP_CSI2PHY_BASE,
 184                 .end            = OMAP3430_ISP_CSI2PHY_END,
 185                 .flags          = IORESOURCE_MEM,
 186         },
 187         {
 188                 .start          = INT_34XX_CAM_IRQ,
 189                 .flags          = IORESOURCE_IRQ,
 190         }
 191 };
 192
 193 static struct platform_device omap3isp_device = {
 194         .name           = "omap3isp",
 195         .id             = -1,
 196         .num_resources  = ARRAY_SIZE(omap3isp_resources),
 197         .resource       = omap3isp_resources,
 198 };
 199
 200 static inline void omap_init_camera(void)
 201 {
 202         platform_device_register(&omap3isp_device);
 203 }
 204 #else
 205 static inline void omap_init_camera(void)
 206 {
 207 }
 208 #endif
 209
 210 struct omap_device_pm_latency omap_keyboard_latency[] = {
 211         {
 212                 .deactivate_func = omap_device_idle_hwmods,
 213                 .activate_func   = omap_device_enable_hwmods,
 214                 .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
 215         },
 216 };
 217
 218 int __init omap4_keyboard_init(struct omap4_keypad_platform_data
 219                                                 *sdp4430_keypad_data)
 220 {
 221         struct omap_device *od;
 222         struct omap_hwmod *oh;
 223         struct omap4_keypad_platform_data *keypad_data;
 224         unsigned int id = -1;
 225         char *oh_name = "kbd";
 226         char *name = "omap4-keypad";
 227
 228         oh = omap_hwmod_lookup(oh_name);
 229         if (!oh) {
 230                 pr_err("Could not look up %s\n", oh_name);
 231                 return -ENODEV;
 232         }
 233
 234         keypad_data = sdp4430_keypad_data;
 235
 236         od = omap_device_build(name, id, oh, keypad_data,
 237                         sizeof(struct omap4_keypad_platform_data),
 238                         omap_keyboard_latency,
 239                         ARRAY_SIZE(omap_keyboard_latency), 0);
 240
 241         if (IS_ERR(od)) {
 242                 WARN(1, "Cant build omap_device for %s:%s.\n",
 243                                                 name, oh->name);
 244                 return PTR_ERR(od);
 245         }
 246
 247         return 0;
 248 }
 249
 250 #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
 251 static struct omap_device_pm_latency mbox_latencies[] = {
 252         [0] = {
 253                 .activate_func = omap_device_enable_hwmods,
 254                 .deactivate_func = omap_device_idle_hwmods,
 255                 .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
 256         },
 257 };
 258
 259 static inline void omap_init_mbox(void)
 260 {
 261         struct omap_hwmod *oh;
 262         struct omap_device *od;
 263
 264         oh = omap_hwmod_lookup("mailbox");
 265         if (!oh) {
 266                 pr_err("%s: unable to find hwmod\n", __func__);
 267                 return;
 268         }
 269
 270         od = omap_device_build("omap-mailbox", -1, oh, NULL, 0,
 271                                 mbox_latencies, ARRAY_SIZE(mbox_latencies), 0);
 272         WARN(IS_ERR(od), "%s: could not build device, err %ld\n",
 273                                                 __func__, PTR_ERR(od));
 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 struct omap_device_pm_latency omap_mcspi_latency[] = {
 323         [0] = {
 324                 .deactivate_func = omap_device_idle_hwmods,
 325                 .activate_func   = omap_device_enable_hwmods,
 326                 .flags           = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
 327         },
 328 };
 329
 330 static int omap_mcspi_init(struct omap_hwmod *oh, void *unused)
 331 {
 332         struct omap_device *od;
 333         char *name = "omap2_mcspi";
 334         struct omap2_mcspi_platform_config *pdata;
 335         static int spi_num;
 336         struct omap2_mcspi_dev_attr *mcspi_attrib = oh->dev_attr;
 337
 338         pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
 339         if (!pdata) {
 340                 pr_err("Memory allocation for McSPI device failed\n");
 341                 return -ENOMEM;
 342         }
 343
 344         pdata->num_cs = mcspi_attrib->num_chipselect;
 345         switch (oh->class->rev) {
 346         case OMAP2_MCSPI_REV:
 347         case OMAP3_MCSPI_REV:
 348                         pdata->regs_offset = 0;
 349                         break;
 350         case OMAP4_MCSPI_REV:
 351                         pdata->regs_offset = OMAP4_MCSPI_REG_OFFSET;
 352                         break;
 353         default:
 354                         pr_err("Invalid McSPI Revision value\n");
 355                         return -EINVAL;
 356         }
 357
 358         spi_num++;
 359         od = omap_device_build(name, spi_num, oh, pdata,
 360                                 sizeof(*pdata), omap_mcspi_latency,
 361                                 ARRAY_SIZE(omap_mcspi_latency), 0);
 362         WARN(IS_ERR(od), "Cant build omap_device for %s:%s\n",
 363                                 name, oh->name);
 364         kfree(pdata);
 365         return 0;
 366 }
 367
 368 static void omap_init_mcspi(void)
 369 {
 370         omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL);
 371 }
 372
 373 #else
 374 static inline void omap_init_mcspi(void) {}
 375 #endif
 376
 377 static struct resource omap2_pmu_resource = {
 378         .start  = 3,
 379         .end    = 3,
 380         .flags  = IORESOURCE_IRQ,
 381 };
 382
 383 static struct resource omap3_pmu_resource = {
 384         .start  = INT_34XX_BENCH_MPU_EMUL,
 385         .end    = INT_34XX_BENCH_MPU_EMUL,
 386         .flags  = IORESOURCE_IRQ,
 387 };
 388
 389 static struct platform_device omap_pmu_device = {
 390         .name           = "arm-pmu",
 391         .id             = ARM_PMU_DEVICE_CPU,
 392         .num_resources  = 1,
 393 };
 394
 395 static void omap_init_pmu(void)
 396 {
 397         if (cpu_is_omap24xx())
 398                 omap_pmu_device.resource = &omap2_pmu_resource;
 399         else if (cpu_is_omap34xx())
 400                 omap_pmu_device.resource = &omap3_pmu_resource;
 401         else
 402                 return;
 403
 404         platform_device_register(&omap_pmu_device);
 405 }
 406
 407
 408 #if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE)
 409
 410 #ifdef CONFIG_ARCH_OMAP2
 411 static struct resource omap2_sham_resources[] = {
 412         {
 413                 .start  = OMAP24XX_SEC_SHA1MD5_BASE,
 414                 .end    = OMAP24XX_SEC_SHA1MD5_BASE + 0x64,
 415                 .flags  = IORESOURCE_MEM,
 416         },
 417         {
 418                 .start  = INT_24XX_SHA1MD5,
 419                 .flags  = IORESOURCE_IRQ,
 420         }
 421 };
 422 static int omap2_sham_resources_sz = ARRAY_SIZE(omap2_sham_resources);
 423 #else
 424 #define omap2_sham_resources            NULL
 425 #define omap2_sham_resources_sz         0
 426 #endif
 427
 428 #ifdef CONFIG_ARCH_OMAP3
 429 static struct resource omap3_sham_resources[] = {
 430         {
 431                 .start  = OMAP34XX_SEC_SHA1MD5_BASE,
 432                 .end    = OMAP34XX_SEC_SHA1MD5_BASE + 0x64,
 433                 .flags  = IORESOURCE_MEM,
 434         },
 435         {
 436                 .start  = INT_34XX_SHA1MD52_IRQ,
 437                 .flags  = IORESOURCE_IRQ,
 438         },
 439         {
 440                 .start  = OMAP34XX_DMA_SHA1MD5_RX,
 441                 .flags  = IORESOURCE_DMA,
 442         }
 443 };
 444 static int omap3_sham_resources_sz = ARRAY_SIZE(omap3_sham_resources);
 445 #else
 446 #define omap3_sham_resources            NULL
 447 #define omap3_sham_resources_sz         0
 448 #endif
 449
 450 static struct platform_device sham_device = {
 451         .name           = "omap-sham",
 452         .id             = -1,
 453 };
 454
 455 static void omap_init_sham(void)
 456 {
 457         if (cpu_is_omap24xx()) {
 458                 sham_device.resource = omap2_sham_resources;
 459                 sham_device.num_resources = omap2_sham_resources_sz;
 460         } else if (cpu_is_omap34xx()) {
 461                 sham_device.resource = omap3_sham_resources;
 462                 sham_device.num_resources = omap3_sham_resources_sz;
 463         } else {
 464                 pr_err("%s: platform not supported\n", __func__);
 465                 return;
 466         }
 467         platform_device_register(&sham_device);
 468 }
 469 #else
 470 static inline void omap_init_sham(void) { }
 471 #endif
 472
 473 #if defined(CONFIG_CRYPTO_DEV_OMAP_AES) || defined(CONFIG_CRYPTO_DEV_OMAP_AES_MODULE)
 474
 475 #ifdef CONFIG_ARCH_OMAP2
 476 static struct resource omap2_aes_resources[] = {
 477         {
 478                 .start  = OMAP24XX_SEC_AES_BASE,
 479                 .end    = OMAP24XX_SEC_AES_BASE + 0x4C,
 480                 .flags  = IORESOURCE_MEM,
 481         },
 482         {
 483                 .start  = OMAP24XX_DMA_AES_TX,
 484                 .flags  = IORESOURCE_DMA,
 485         },
 486         {
 487                 .start  = OMAP24XX_DMA_AES_RX,
 488                 .flags  = IORESOURCE_DMA,
 489         }
 490 };
 491 static int omap2_aes_resources_sz = ARRAY_SIZE(omap2_aes_resources);
 492 #else
 493 #define omap2_aes_resources             NULL
 494 #define omap2_aes_resources_sz          0
 495 #endif
 496
 497 #ifdef CONFIG_ARCH_OMAP3
 498 static struct resource omap3_aes_resources[] = {
 499         {
 500                 .start  = OMAP34XX_SEC_AES_BASE,
 501                 .end    = OMAP34XX_SEC_AES_BASE + 0x4C,
 502                 .flags  = IORESOURCE_MEM,
 503         },
 504         {
 505                 .start  = OMAP34XX_DMA_AES2_TX,
 506                 .flags  = IORESOURCE_DMA,
 507         },
 508         {
 509                 .start  = OMAP34XX_DMA_AES2_RX,
 510                 .flags  = IORESOURCE_DMA,
 511         }
 512 };
 513 static int omap3_aes_resources_sz = ARRAY_SIZE(omap3_aes_resources);
 514 #else
 515 #define omap3_aes_resources             NULL
 516 #define omap3_aes_resources_sz          0
 517 #endif
 518
 519 static struct platform_device aes_device = {
 520         .name           = "omap-aes",
 521         .id             = -1,
 522 };
 523
 524 static void omap_init_aes(void)
 525 {
 526         if (cpu_is_omap24xx()) {
 527                 aes_device.resource = omap2_aes_resources;
 528                 aes_device.num_resources = omap2_aes_resources_sz;
 529         } else if (cpu_is_omap34xx()) {
 530                 aes_device.resource = omap3_aes_resources;
 531                 aes_device.num_resources = omap3_aes_resources_sz;
 532         } else {
 533                 pr_err("%s: platform not supported\n", __func__);
 534                 return;
 535         }
 536         platform_device_register(&aes_device);
 537 }
 538
 539 #else
 540 static inline void omap_init_aes(void) { }
 541 #endif
 542
 543 /*-------------------------------------------------------------------------*/
 544
 545 #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
 546
 547 static inline void omap242x_mmc_mux(struct omap_mmc_platform_data
 548                                                         *mmc_controller)
 549 {
 550         if ((mmc_controller->slots[0].switch_pin > 0) && \
 551                 (mmc_controller->slots[0].switch_pin < OMAP_MAX_GPIO_LINES))
 552                 omap_mux_init_gpio(mmc_controller->slots[0].switch_pin,
 553                                         OMAP_PIN_INPUT_PULLUP);
 554         if ((mmc_controller->slots[0].gpio_wp > 0) && \
 555                 (mmc_controller->slots[0].gpio_wp < OMAP_MAX_GPIO_LINES))
 556                 omap_mux_init_gpio(mmc_controller->slots[0].gpio_wp,
 557                                         OMAP_PIN_INPUT_PULLUP);
 558
 559         omap_mux_init_signal("sdmmc_cmd", 0);
 560         omap_mux_init_signal("sdmmc_clki", 0);
 561         omap_mux_init_signal("sdmmc_clko", 0);
 562         omap_mux_init_signal("sdmmc_dat0", 0);
 563         omap_mux_init_signal("sdmmc_dat_dir0", 0);
 564         omap_mux_init_signal("sdmmc_cmd_dir", 0);
 565         if (mmc_controller->slots[0].caps & MMC_CAP_4_BIT_DATA) {
 566                 omap_mux_init_signal("sdmmc_dat1", 0);
 567                 omap_mux_init_signal("sdmmc_dat2", 0);
 568                 omap_mux_init_signal("sdmmc_dat3", 0);
 569                 omap_mux_init_signal("sdmmc_dat_dir1", 0);
 570                 omap_mux_init_signal("sdmmc_dat_dir2", 0);
 571                 omap_mux_init_signal("sdmmc_dat_dir3", 0);
 572         }
 573
 574         /*
 575          * Use internal loop-back in MMC/SDIO Module Input Clock
 576          * selection
 577          */
 578         if (mmc_controller->slots[0].internal_clock) {
 579                 u32 v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
 580                 v |= (1 << 24);
 581                 omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0);
 582         }
 583 }
 584
 585 void __init omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data)
 586 {
 587         char *name = "mmci-omap";
 588
 589         if (!mmc_data[0]) {
 590                 pr_err("%s fails: Incomplete platform data\n", __func__);
 591                 return;
 592         }
 593
 594         omap242x_mmc_mux(mmc_data[0]);
 595         omap_mmc_add(name, 0, OMAP2_MMC1_BASE, OMAP2420_MMC_SIZE,
 596                                         INT_24XX_MMC_IRQ, mmc_data[0]);
 597 }
 598
 599 #endif
 600
 601 /*-------------------------------------------------------------------------*/
 602
 603 #if defined(CONFIG_HDQ_MASTER_OMAP) || defined(CONFIG_HDQ_MASTER_OMAP_MODULE)
 604 #if defined(CONFIG_SOC_OMAP2430) || defined(CONFIG_SOC_OMAP3430)
 605 #define OMAP_HDQ_BASE   0x480B2000
 606 #endif
 607 static struct resource omap_hdq_resources[] = {
 608         {
 609                 .start          = OMAP_HDQ_BASE,
 610                 .end            = OMAP_HDQ_BASE + 0x1C,
 611                 .flags          = IORESOURCE_MEM,
 612         },
 613         {
 614                 .start          = INT_24XX_HDQ_IRQ,
 615                 .flags          = IORESOURCE_IRQ,
 616         },
 617 };
 618 static struct platform_device omap_hdq_dev = {
 619         .name = "omap_hdq",
 620         .id = 0,
 621         .dev = {
 622                 .platform_data = NULL,
 623         },
 624         .num_resources  = ARRAY_SIZE(omap_hdq_resources),
 625         .resource       = omap_hdq_resources,
 626 };
 627 static inline void omap_hdq_init(void)
 628 {
 629         (void) platform_device_register(&omap_hdq_dev);
 630 }
 631 #else
 632 static inline void omap_hdq_init(void) {}
 633 #endif
 634
 635 /*---------------------------------------------------------------------------*/
 636
 637 #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \
 638         defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
 639 #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
 640 static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = {
 641 };
 642 #else
 643 static struct resource omap_vout_resource[2] = {
 644 };
 645 #endif
 646
 647 static struct platform_device omap_vout_device = {
 648         .name           = "omap_vout",
 649         .num_resources  = ARRAY_SIZE(omap_vout_resource),
 650         .resource       = &omap_vout_resource[0],
 651         .id             = -1,
 652 };
 653 static void omap_init_vout(void)
 654 {
 655         if (platform_device_register(&omap_vout_device) < 0)
 656                 printk(KERN_ERR "Unable to register OMAP-VOUT device\n");
 657 }
 658 #else
 659 static inline void omap_init_vout(void) {}
 660 #endif
 661
 662 /*-------------------------------------------------------------------------*/
 663
 664 static int __init omap2_init_devices(void)
 665 {
 666         /*
 667          * please keep these calls, and their implementations above,
 668          * in alphabetical order so they're easier to sort through.
 669          */
 670         omap_init_audio();
 671         omap_init_camera();
 672         omap_init_mbox();
 673         omap_init_mcspi();
 674         omap_init_pmu();
 675         omap_hdq_init();
 676         omap_init_sti();
 677         omap_init_sham();
 678         omap_init_aes();
 679         omap_init_vout();
 680
 681         return 0;
 682 }
 683 arch_initcall(omap2_init_devices);
 684
 685 #if defined(CONFIG_OMAP_WATCHDOG) || defined(CONFIG_OMAP_WATCHDOG_MODULE)
 686 static struct omap_device_pm_latency omap_wdt_latency[] = {
 687         [0] = {
 688                 .deactivate_func = omap_device_idle_hwmods,
 689                 .activate_func   = omap_device_enable_hwmods,
 690                 .flags           = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
 691         },
 692 };
 693
 694 static int __init omap_init_wdt(void)
 695 {
 696         int id = -1;
 697         struct omap_device *od;
 698         struct omap_hwmod *oh;
 699         char *oh_name = "wd_timer2";
 700         char *dev_name = "omap_wdt";
 701
 702         if (!cpu_class_is_omap2())
 703                 return 0;
 704
 705         oh = omap_hwmod_lookup(oh_name);
 706         if (!oh) {
 707                 pr_err("Could not look up wd_timer%d hwmod\n", id);
 708                 return -EINVAL;
 709         }
 710
 711         od = omap_device_build(dev_name, id, oh, NULL, 0,
 712                                 omap_wdt_latency,
 713                                 ARRAY_SIZE(omap_wdt_latency), 0);
 714         WARN(IS_ERR(od), "Cant build omap_device for %s:%s.\n",
 715                                 dev_name, oh->name);
 716         return 0;
 717 }
 718 subsys_initcall(omap_init_wdt);
 719 #endif