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Merge branches 'devel-iommu-mailbox', 'devel-mcbsp', 'devel-board' and 'devel-hsmmc...
[linux-2.6.git] / arch / arm / mach-omap2 / devices.c
blob2cb720b5b12ede09dc16b7bf39e36ff127c87e68
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 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
40
41 static struct resource cam_resources[] = {
42 {
43 .start = OMAP24XX_CAMERA_BASE,
44 .end = OMAP24XX_CAMERA_BASE + 0xfff,
45 .flags = IORESOURCE_MEM,
46 },
47 {
48 .start = INT_24XX_CAM_IRQ,
49 .flags = IORESOURCE_IRQ,
50 }
51 };
52
53 static struct platform_device omap_cam_device = {
54 .name = "omap24xxcam",
55 .id = -1,
56 .num_resources = ARRAY_SIZE(cam_resources),
57 .resource = cam_resources,
58 };
59
60 static inline void omap_init_camera(void)
61 {
62 platform_device_register(&omap_cam_device);
63 }
64
65 #elif defined(CONFIG_VIDEO_OMAP3) || defined(CONFIG_VIDEO_OMAP3_MODULE)
66
67 static struct resource omap3isp_resources[] = {
68 {
69 .start = OMAP3430_ISP_BASE,
70 .end = OMAP3430_ISP_END,
71 .flags = IORESOURCE_MEM,
72 },
73 {
74 .start = OMAP3430_ISP_CBUFF_BASE,
75 .end = OMAP3430_ISP_CBUFF_END,
76 .flags = IORESOURCE_MEM,
77 },
78 {
79 .start = OMAP3430_ISP_CCP2_BASE,
80 .end = OMAP3430_ISP_CCP2_END,
81 .flags = IORESOURCE_MEM,
82 },
83 {
84 .start = OMAP3430_ISP_CCDC_BASE,
85 .end = OMAP3430_ISP_CCDC_END,
86 .flags = IORESOURCE_MEM,
87 },
88 {
89 .start = OMAP3430_ISP_HIST_BASE,
90 .end = OMAP3430_ISP_HIST_END,
91 .flags = IORESOURCE_MEM,
92 },
93 {
94 .start = OMAP3430_ISP_H3A_BASE,
95 .end = OMAP3430_ISP_H3A_END,
96 .flags = IORESOURCE_MEM,
97 },
98 {
99 .start = OMAP3430_ISP_PREV_BASE,
100 .end = OMAP3430_ISP_PREV_END,
101 .flags = IORESOURCE_MEM,
102 },
103 {
104 .start = OMAP3430_ISP_RESZ_BASE,
105 .end = OMAP3430_ISP_RESZ_END,
106 .flags = IORESOURCE_MEM,
107 },
108 {
109 .start = OMAP3430_ISP_SBL_BASE,
110 .end = OMAP3430_ISP_SBL_END,
111 .flags = IORESOURCE_MEM,
112 },
113 {
114 .start = OMAP3430_ISP_CSI2A_BASE,
115 .end = OMAP3430_ISP_CSI2A_END,
116 .flags = IORESOURCE_MEM,
117 },
118 {
119 .start = OMAP3430_ISP_CSI2PHY_BASE,
120 .end = OMAP3430_ISP_CSI2PHY_END,
121 .flags = IORESOURCE_MEM,
122 },
123 {
124 .start = INT_34XX_CAM_IRQ,
125 .flags = IORESOURCE_IRQ,
126 }
127 };
128
129 static struct platform_device omap3isp_device = {
130 .name = "omap3isp",
131 .id = -1,
132 .num_resources = ARRAY_SIZE(omap3isp_resources),
133 .resource = omap3isp_resources,
134 };
135
136 static inline void omap_init_camera(void)
137 {
138 platform_device_register(&omap3isp_device);
139 }
140 #else
141 static inline void omap_init_camera(void)
142 {
143 }
144 #endif
145
146 struct omap_device_pm_latency omap_keyboard_latency[] = {
147 {
148 .deactivate_func = omap_device_idle_hwmods,
149 .activate_func = omap_device_enable_hwmods,
150 .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
151 },
152 };
153
154 int __init omap4_keyboard_init(struct omap4_keypad_platform_data
155 *sdp4430_keypad_data)
156 {
157 struct omap_device *od;
158 struct omap_hwmod *oh;
159 struct omap4_keypad_platform_data *keypad_data;
160 unsigned int id = -1;
161 char *oh_name = "kbd";
162 char *name = "omap4-keypad";
163
164 oh = omap_hwmod_lookup(oh_name);
165 if (!oh) {
166 pr_err("Could not look up %s\n", oh_name);
167 return -ENODEV;
168 }
169
170 keypad_data = sdp4430_keypad_data;
171
172 od = omap_device_build(name, id, oh, keypad_data,
173 sizeof(struct omap4_keypad_platform_data),
174 omap_keyboard_latency,
175 ARRAY_SIZE(omap_keyboard_latency), 0);
176
177 if (IS_ERR(od)) {
178 WARN(1, "Cant build omap_device for %s:%s.\n",
179 name, oh->name);
180 return PTR_ERR(od);
181 }
182
183 return 0;
184 }
185
186 #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
187 static struct omap_device_pm_latency mbox_latencies[] = {
188 [0] = {
189 .activate_func = omap_device_enable_hwmods,
190 .deactivate_func = omap_device_idle_hwmods,
191 .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
192 },
193 };
194
195 static inline void omap_init_mbox(void)
196 {
197 struct omap_hwmod *oh;
198 struct omap_device *od;
199
200 oh = omap_hwmod_lookup("mailbox");
201 if (!oh) {
202 pr_err("%s: unable to find hwmod\n", __func__);
203 return;
204 }
205
206 od = omap_device_build("omap-mailbox", -1, oh, NULL, 0,
207 mbox_latencies, ARRAY_SIZE(mbox_latencies), 0);
208 WARN(IS_ERR(od), "%s: could not build device, err %ld\n",
209 __func__, PTR_ERR(od));
210 }
211 #else
212 static inline void omap_init_mbox(void) { }
213 #endif /* CONFIG_OMAP_MBOX_FWK */
214
215 static inline void omap_init_sti(void) {}
216
217 #if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
218
219 static struct platform_device omap_pcm = {
220 .name = "omap-pcm-audio",
221 .id = -1,
222 };
223
224 /*
225 * OMAP2420 has 2 McBSP ports
226 * OMAP2430 has 5 McBSP ports
227 * OMAP3 has 5 McBSP ports
228 * OMAP4 has 4 McBSP ports
229 */
230 OMAP_MCBSP_PLATFORM_DEVICE(1);
231 OMAP_MCBSP_PLATFORM_DEVICE(2);
232 OMAP_MCBSP_PLATFORM_DEVICE(3);
233 OMAP_MCBSP_PLATFORM_DEVICE(4);
234 OMAP_MCBSP_PLATFORM_DEVICE(5);
235
236 static void omap_init_audio(void)
237 {
238 platform_device_register(&omap_mcbsp1);
239 platform_device_register(&omap_mcbsp2);
240 if (cpu_is_omap243x() || cpu_is_omap34xx() || cpu_is_omap44xx()) {
241 platform_device_register(&omap_mcbsp3);
242 platform_device_register(&omap_mcbsp4);
243 }
244 if (cpu_is_omap243x() || cpu_is_omap34xx())
245 platform_device_register(&omap_mcbsp5);
246
247 platform_device_register(&omap_pcm);
248 }
249
250 #else
251 static inline void omap_init_audio(void) {}
252 #endif
253
254 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
255
256 #include <plat/mcspi.h>
257
258 struct omap_device_pm_latency omap_mcspi_latency[] = {
259 [0] = {
260 .deactivate_func = omap_device_idle_hwmods,
261 .activate_func = omap_device_enable_hwmods,
262 .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
263 },
264 };
265
266 static int omap_mcspi_init(struct omap_hwmod *oh, void *unused)
267 {
268 struct omap_device *od;
269 char *name = "omap2_mcspi";
270 struct omap2_mcspi_platform_config *pdata;
271 static int spi_num;
272 struct omap2_mcspi_dev_attr *mcspi_attrib = oh->dev_attr;
273
274 pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
275 if (!pdata) {
276 pr_err("Memory allocation for McSPI device failed\n");
277 return -ENOMEM;
278 }
279
280 pdata->num_cs = mcspi_attrib->num_chipselect;
281 switch (oh->class->rev) {
282 case OMAP2_MCSPI_REV:
283 case OMAP3_MCSPI_REV:
284 pdata->regs_offset = 0;
285 break;
286 case OMAP4_MCSPI_REV:
287 pdata->regs_offset = OMAP4_MCSPI_REG_OFFSET;
288 break;
289 default:
290 pr_err("Invalid McSPI Revision value\n");
291 return -EINVAL;
292 }
293
294 spi_num++;
295 od = omap_device_build(name, spi_num, oh, pdata,
296 sizeof(*pdata), omap_mcspi_latency,
297 ARRAY_SIZE(omap_mcspi_latency), 0);
298 WARN(IS_ERR(od), "Cant build omap_device for %s:%s\n",
299 name, oh->name);
300 kfree(pdata);
301 return 0;
302 }
303
304 static void omap_init_mcspi(void)
305 {
306 omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL);
307 }
308
309 #else
310 static inline void omap_init_mcspi(void) {}
311 #endif
312
313 static struct resource omap2_pmu_resource = {
314 .start = 3,
315 .end = 3,
316 .flags = IORESOURCE_IRQ,
317 };
318
319 static struct resource omap3_pmu_resource = {
320 .start = INT_34XX_BENCH_MPU_EMUL,
321 .end = INT_34XX_BENCH_MPU_EMUL,
322 .flags = IORESOURCE_IRQ,
323 };
324
325 static struct platform_device omap_pmu_device = {
326 .name = "arm-pmu",
327 .id = ARM_PMU_DEVICE_CPU,
328 .num_resources = 1,
329 };
330
331 static void omap_init_pmu(void)
332 {
333 if (cpu_is_omap24xx())
334 omap_pmu_device.resource = &omap2_pmu_resource;
335 else if (cpu_is_omap34xx())
336 omap_pmu_device.resource = &omap3_pmu_resource;
337 else
338 return;
339
340 platform_device_register(&omap_pmu_device);
341 }
342
343
344 #if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE)
345
346 #ifdef CONFIG_ARCH_OMAP2
347 static struct resource omap2_sham_resources[] = {
348 {
349 .start = OMAP24XX_SEC_SHA1MD5_BASE,
350 .end = OMAP24XX_SEC_SHA1MD5_BASE + 0x64,
351 .flags = IORESOURCE_MEM,
352 },
353 {
354 .start = INT_24XX_SHA1MD5,
355 .flags = IORESOURCE_IRQ,
356 }
357 };
358 static int omap2_sham_resources_sz = ARRAY_SIZE(omap2_sham_resources);
359 #else
360 #define omap2_sham_resources NULL
361 #define omap2_sham_resources_sz 0
362 #endif
363
364 #ifdef CONFIG_ARCH_OMAP3
365 static struct resource omap3_sham_resources[] = {
366 {
367 .start = OMAP34XX_SEC_SHA1MD5_BASE,
368 .end = OMAP34XX_SEC_SHA1MD5_BASE + 0x64,
369 .flags = IORESOURCE_MEM,
370 },
371 {
372 .start = INT_34XX_SHA1MD52_IRQ,
373 .flags = IORESOURCE_IRQ,
374 },
375 {
376 .start = OMAP34XX_DMA_SHA1MD5_RX,
377 .flags = IORESOURCE_DMA,
378 }
379 };
380 static int omap3_sham_resources_sz = ARRAY_SIZE(omap3_sham_resources);
381 #else
382 #define omap3_sham_resources NULL
383 #define omap3_sham_resources_sz 0
384 #endif
385
386 static struct platform_device sham_device = {
387 .name = "omap-sham",
388 .id = -1,
389 };
390
391 static void omap_init_sham(void)
392 {
393 if (cpu_is_omap24xx()) {
394 sham_device.resource = omap2_sham_resources;
395 sham_device.num_resources = omap2_sham_resources_sz;
396 } else if (cpu_is_omap34xx()) {
397 sham_device.resource = omap3_sham_resources;
398 sham_device.num_resources = omap3_sham_resources_sz;
399 } else {
400 pr_err("%s: platform not supported\n", __func__);
401 return;
402 }
403 platform_device_register(&sham_device);
404 }
405 #else
406 static inline void omap_init_sham(void) { }
407 #endif
408
409 #if defined(CONFIG_CRYPTO_DEV_OMAP_AES) || defined(CONFIG_CRYPTO_DEV_OMAP_AES_MODULE)
410
411 #ifdef CONFIG_ARCH_OMAP2
412 static struct resource omap2_aes_resources[] = {
413 {
414 .start = OMAP24XX_SEC_AES_BASE,
415 .end = OMAP24XX_SEC_AES_BASE + 0x4C,
416 .flags = IORESOURCE_MEM,
417 },
418 {
419 .start = OMAP24XX_DMA_AES_TX,
420 .flags = IORESOURCE_DMA,
421 },
422 {
423 .start = OMAP24XX_DMA_AES_RX,
424 .flags = IORESOURCE_DMA,
425 }
426 };
427 static int omap2_aes_resources_sz = ARRAY_SIZE(omap2_aes_resources);
428 #else
429 #define omap2_aes_resources NULL
430 #define omap2_aes_resources_sz 0
431 #endif
432
433 #ifdef CONFIG_ARCH_OMAP3
434 static struct resource omap3_aes_resources[] = {
435 {
436 .start = OMAP34XX_SEC_AES_BASE,
437 .end = OMAP34XX_SEC_AES_BASE + 0x4C,
438 .flags = IORESOURCE_MEM,
439 },
440 {
441 .start = OMAP34XX_DMA_AES2_TX,
442 .flags = IORESOURCE_DMA,
443 },
444 {
445 .start = OMAP34XX_DMA_AES2_RX,
446 .flags = IORESOURCE_DMA,
447 }
448 };
449 static int omap3_aes_resources_sz = ARRAY_SIZE(omap3_aes_resources);
450 #else
451 #define omap3_aes_resources NULL
452 #define omap3_aes_resources_sz 0
453 #endif
454
455 static struct platform_device aes_device = {
456 .name = "omap-aes",
457 .id = -1,
458 };
459
460 static void omap_init_aes(void)
461 {
462 if (cpu_is_omap24xx()) {
463 aes_device.resource = omap2_aes_resources;
464 aes_device.num_resources = omap2_aes_resources_sz;
465 } else if (cpu_is_omap34xx()) {
466 aes_device.resource = omap3_aes_resources;
467 aes_device.num_resources = omap3_aes_resources_sz;
468 } else {
469 pr_err("%s: platform not supported\n", __func__);
470 return;
471 }
472 platform_device_register(&aes_device);
473 }
474
475 #else
476 static inline void omap_init_aes(void) { }
477 #endif
478
479 /*-------------------------------------------------------------------------*/
480
481 #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
482
483 static inline void omap242x_mmc_mux(struct omap_mmc_platform_data
484 *mmc_controller)
485 {
486 if ((mmc_controller->slots[0].switch_pin > 0) && \
487 (mmc_controller->slots[0].switch_pin < OMAP_MAX_GPIO_LINES))
488 omap_mux_init_gpio(mmc_controller->slots[0].switch_pin,
489 OMAP_PIN_INPUT_PULLUP);
490 if ((mmc_controller->slots[0].gpio_wp > 0) && \
491 (mmc_controller->slots[0].gpio_wp < OMAP_MAX_GPIO_LINES))
492 omap_mux_init_gpio(mmc_controller->slots[0].gpio_wp,
493 OMAP_PIN_INPUT_PULLUP);
494
495 omap_mux_init_signal("sdmmc_cmd", 0);
496 omap_mux_init_signal("sdmmc_clki", 0);
497 omap_mux_init_signal("sdmmc_clko", 0);
498 omap_mux_init_signal("sdmmc_dat0", 0);
499 omap_mux_init_signal("sdmmc_dat_dir0", 0);
500 omap_mux_init_signal("sdmmc_cmd_dir", 0);
501 if (mmc_controller->slots[0].caps & MMC_CAP_4_BIT_DATA) {
502 omap_mux_init_signal("sdmmc_dat1", 0);
503 omap_mux_init_signal("sdmmc_dat2", 0);
504 omap_mux_init_signal("sdmmc_dat3", 0);
505 omap_mux_init_signal("sdmmc_dat_dir1", 0);
506 omap_mux_init_signal("sdmmc_dat_dir2", 0);
507 omap_mux_init_signal("sdmmc_dat_dir3", 0);
508 }
509
510 /*
511 * Use internal loop-back in MMC/SDIO Module Input Clock
512 * selection
513 */
514 if (mmc_controller->slots[0].internal_clock) {
515 u32 v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
516 v |= (1 << 24);
517 omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0);
518 }
519 }
520
521 void __init omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data)
522 {
523 char *name = "mmci-omap";
524
525 if (!mmc_data[0]) {
526 pr_err("%s fails: Incomplete platform data\n", __func__);
527 return;
528 }
529
530 omap242x_mmc_mux(mmc_data[0]);
531 omap_mmc_add(name, 0, OMAP2_MMC1_BASE, OMAP2420_MMC_SIZE,
532 INT_24XX_MMC_IRQ, mmc_data[0]);
533 }
534
535 #endif
536
537 /*-------------------------------------------------------------------------*/
538
539 #if defined(CONFIG_HDQ_MASTER_OMAP) || defined(CONFIG_HDQ_MASTER_OMAP_MODULE)
540 #if defined(CONFIG_SOC_OMAP2430) || defined(CONFIG_SOC_OMAP3430)
541 #define OMAP_HDQ_BASE 0x480B2000
542 #endif
543 static struct resource omap_hdq_resources[] = {
544 {
545 .start = OMAP_HDQ_BASE,
546 .end = OMAP_HDQ_BASE + 0x1C,
547 .flags = IORESOURCE_MEM,
548 },
549 {
550 .start = INT_24XX_HDQ_IRQ,
551 .flags = IORESOURCE_IRQ,
552 },
553 };
554 static struct platform_device omap_hdq_dev = {
555 .name = "omap_hdq",
556 .id = 0,
557 .dev = {
558 .platform_data = NULL,
559 },
560 .num_resources = ARRAY_SIZE(omap_hdq_resources),
561 .resource = omap_hdq_resources,
562 };
563 static inline void omap_hdq_init(void)
564 {
565 (void) platform_device_register(&omap_hdq_dev);
566 }
567 #else
568 static inline void omap_hdq_init(void) {}
569 #endif
570
571 /*---------------------------------------------------------------------------*/
572
573 #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \
574 defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
575 #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
576 static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = {
577 };
578 #else
579 static struct resource omap_vout_resource[2] = {
580 };
581 #endif
582
583 static struct platform_device omap_vout_device = {
584 .name = "omap_vout",
585 .num_resources = ARRAY_SIZE(omap_vout_resource),
586 .resource = &omap_vout_resource[0],
587 .id = -1,
588 };
589 static void omap_init_vout(void)
590 {
591 if (platform_device_register(&omap_vout_device) < 0)
592 printk(KERN_ERR "Unable to register OMAP-VOUT device\n");
593 }
594 #else
595 static inline void omap_init_vout(void) {}
596 #endif
597
598 /*-------------------------------------------------------------------------*/
599
600 static int __init omap2_init_devices(void)
601 {
602 /*
603 * please keep these calls, and their implementations above,
604 * in alphabetical order so they're easier to sort through.
605 */
606 omap_init_audio();
607 omap_init_camera();
608 omap_init_mbox();
609 omap_init_mcspi();
610 omap_init_pmu();
611 omap_hdq_init();
612 omap_init_sti();
613 omap_init_sham();
614 omap_init_aes();
615 omap_init_vout();
616
617 return 0;
618 }
619 arch_initcall(omap2_init_devices);
620
621 #if defined(CONFIG_OMAP_WATCHDOG) || defined(CONFIG_OMAP_WATCHDOG_MODULE)
622 static struct omap_device_pm_latency omap_wdt_latency[] = {
623 [0] = {
624 .deactivate_func = omap_device_idle_hwmods,
625 .activate_func = omap_device_enable_hwmods,
626 .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
627 },
628 };
629
630 static int __init omap_init_wdt(void)
631 {
632 int id = -1;
633 struct omap_device *od;
634 struct omap_hwmod *oh;
635 char *oh_name = "wd_timer2";
636 char *dev_name = "omap_wdt";
637
638 if (!cpu_class_is_omap2())
639 return 0;
640
641 oh = omap_hwmod_lookup(oh_name);
642 if (!oh) {
643 pr_err("Could not look up wd_timer%d hwmod\n", id);
644 return -EINVAL;
645 }
646
647 od = omap_device_build(dev_name, id, oh, NULL, 0,
648 omap_wdt_latency,
649 ARRAY_SIZE(omap_wdt_latency), 0);
650 WARN(IS_ERR(od), "Cant build omap_device for %s:%s.\n",
651 dev_name, oh->name);
652 return 0;
653 }
654 subsys_initcall(omap_init_wdt);
655 #endif
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