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
omap3_l3_init(void)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
omap4_l3_init(void)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
omap3_init_camera(struct isp_platform_data * pdata)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
omap3_init_camera(struct isp_platform_data * pdata)232 int omap3_init_camera(struct isp_platform_data *pdata)
233 {
234 return 0;
235 }
236
237 #endif
238
omap_init_camera(void)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
omap4_keyboard_init(struct omap4_keypad_platform_data * sdp4430_keypad_data,struct omap_board_data * bdata)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)
omap_init_mbox(void)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
omap_init_mbox(void)295 static inline void omap_init_mbox(void) { }
296 #endif /* CONFIG_OMAP_MBOX_FWK */
297
omap_init_sti(void)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
omap_init_audio(void)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
omap_init_audio(void)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
omap_init_mcpdm(void)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
omap_init_mcpdm(void)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
omap_init_dmic(void)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
omap_init_dmic(void)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
omap_mcspi_init(struct omap_hwmod * oh,void * unused)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
omap_init_mcspi(void)421 static void omap_init_mcspi(void)
422 {
423 omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL);
424 }
425
426 #else
omap_init_mcspi(void)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
omap_init_pmu(void)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
omap_init_sham(void)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
omap_init_sham(void)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
omap_init_aes(void)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
omap_init_aes(void)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
omap242x_mmc_mux(struct omap_mmc_platform_data * mmc_controller)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
omap242x_init_mmc(struct omap_mmc_platform_data ** mmc_data)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 };
omap_hdq_init(void)680 static inline void omap_hdq_init(void)
681 {
682 (void) platform_device_register(&omap_hdq_dev);
683 }
684 #else
omap_hdq_init(void)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 };
omap_init_vout(void)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
omap_init_vout(void)712 static inline void omap_init_vout(void) {}
713 #endif
714
715 /*-------------------------------------------------------------------------*/
716
omap2_init_devices(void)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)
omap_init_wdt(void)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
765