2 * linux/arch/arm/mach-omap2/devices.c
4 * OMAP2 platform device setup/initialization
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.
11 #include <linux/gpio.h>
12 #include <linux/kernel.h>
13 #include <linux/init.h>
14 #include <linux/platform_device.h>
16 #include <linux/clk.h>
17 #include <linux/err.h>
18 #include <linux/slab.h>
21 #include <mach/hardware.h>
22 #include <mach/irqs.h>
23 #include <asm/mach-types.h>
24 #include <asm/mach/map.h>
28 #include <plat/board.h>
29 #include <plat/mcbsp.h>
32 #include <plat/omap_hwmod.h>
33 #include <plat/omap_device.h>
34 #include <plat/omap4-keypad.h>
40 #define L3_MODULES_MAX_LEN 12
43 static int __init omap3_l3_init(void)
46 struct omap_hwmod *oh;
47 struct platform_device *pdev;
48 char oh_name[L3_MODULES_MAX_LEN];
51 * To avoid code running on other OMAPs in
54 if (!(cpu_is_omap34xx()))
57 l = snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main");
59 oh = omap_hwmod_lookup(oh_name);
62 pr_err("could not look up %s\n", oh_name);
64 pdev = omap_device_build("omap_l3_smx", 0, oh, NULL, 0,
67 WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
69 return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
71 postcore_initcall(omap3_l3_init);
73 static int __init omap4_l3_init(void)
76 struct omap_hwmod *oh[3];
77 struct platform_device *pdev;
78 char oh_name[L3_MODULES_MAX_LEN];
80 /* If dtb is there, the devices will be created dynamically */
81 if (of_have_populated_dt())
85 * To avoid code running on other OMAPs in
88 if (!(cpu_is_omap44xx()))
91 for (i = 0; i < L3_MODULES; i++) {
92 l = snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1);
94 oh[i] = omap_hwmod_lookup(oh_name);
96 pr_err("could not look up %s\n", oh_name);
99 pdev = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL,
102 WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
104 return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
106 postcore_initcall(omap4_l3_init);
108 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
110 static struct resource omap2cam_resources[] = {
112 .start = OMAP24XX_CAMERA_BASE,
113 .end = OMAP24XX_CAMERA_BASE + 0xfff,
114 .flags = IORESOURCE_MEM,
117 .start = INT_24XX_CAM_IRQ,
118 .flags = IORESOURCE_IRQ,
122 static struct platform_device omap2cam_device = {
123 .name = "omap24xxcam",
125 .num_resources = ARRAY_SIZE(omap2cam_resources),
126 .resource = omap2cam_resources,
130 static struct resource omap3isp_resources[] = {
132 .start = OMAP3430_ISP_BASE,
133 .end = OMAP3430_ISP_END,
134 .flags = IORESOURCE_MEM,
137 .start = OMAP3430_ISP_CCP2_BASE,
138 .end = OMAP3430_ISP_CCP2_END,
139 .flags = IORESOURCE_MEM,
142 .start = OMAP3430_ISP_CCDC_BASE,
143 .end = OMAP3430_ISP_CCDC_END,
144 .flags = IORESOURCE_MEM,
147 .start = OMAP3430_ISP_HIST_BASE,
148 .end = OMAP3430_ISP_HIST_END,
149 .flags = IORESOURCE_MEM,
152 .start = OMAP3430_ISP_H3A_BASE,
153 .end = OMAP3430_ISP_H3A_END,
154 .flags = IORESOURCE_MEM,
157 .start = OMAP3430_ISP_PREV_BASE,
158 .end = OMAP3430_ISP_PREV_END,
159 .flags = IORESOURCE_MEM,
162 .start = OMAP3430_ISP_RESZ_BASE,
163 .end = OMAP3430_ISP_RESZ_END,
164 .flags = IORESOURCE_MEM,
167 .start = OMAP3430_ISP_SBL_BASE,
168 .end = OMAP3430_ISP_SBL_END,
169 .flags = IORESOURCE_MEM,
172 .start = OMAP3430_ISP_CSI2A_REGS1_BASE,
173 .end = OMAP3430_ISP_CSI2A_REGS1_END,
174 .flags = IORESOURCE_MEM,
177 .start = OMAP3430_ISP_CSIPHY2_BASE,
178 .end = OMAP3430_ISP_CSIPHY2_END,
179 .flags = IORESOURCE_MEM,
182 .start = OMAP3630_ISP_CSI2A_REGS2_BASE,
183 .end = OMAP3630_ISP_CSI2A_REGS2_END,
184 .flags = IORESOURCE_MEM,
187 .start = OMAP3630_ISP_CSI2C_REGS1_BASE,
188 .end = OMAP3630_ISP_CSI2C_REGS1_END,
189 .flags = IORESOURCE_MEM,
192 .start = OMAP3630_ISP_CSIPHY1_BASE,
193 .end = OMAP3630_ISP_CSIPHY1_END,
194 .flags = IORESOURCE_MEM,
197 .start = OMAP3630_ISP_CSI2C_REGS2_BASE,
198 .end = OMAP3630_ISP_CSI2C_REGS2_END,
199 .flags = IORESOURCE_MEM,
202 .start = INT_34XX_CAM_IRQ,
203 .flags = IORESOURCE_IRQ,
207 static struct platform_device omap3isp_device = {
210 .num_resources = ARRAY_SIZE(omap3isp_resources),
211 .resource = omap3isp_resources,
214 int omap3_init_camera(struct isp_platform_data *pdata)
216 omap3isp_device.dev.platform_data = pdata;
217 return platform_device_register(&omap3isp_device);
220 static inline void omap_init_camera(void)
222 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
223 if (cpu_is_omap24xx())
224 platform_device_register(&omap2cam_device);
228 int __init omap4_keyboard_init(struct omap4_keypad_platform_data
229 *sdp4430_keypad_data, struct omap_board_data *bdata)
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";
238 oh = omap_hwmod_lookup(oh_name);
240 pr_err("Could not look up %s\n", oh_name);
244 keypad_data = sdp4430_keypad_data;
246 pdev = omap_device_build(name, id, oh, keypad_data,
247 sizeof(struct omap4_keypad_platform_data), NULL, 0, 0);
250 WARN(1, "Can't build omap_device for %s:%s.\n",
252 return PTR_ERR(pdev);
254 oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt);
259 #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
260 static inline void omap_init_mbox(void)
262 struct omap_hwmod *oh;
263 struct platform_device *pdev;
265 oh = omap_hwmod_lookup("mailbox");
267 pr_err("%s: unable to find hwmod\n", __func__);
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));
276 static inline void omap_init_mbox(void) { }
277 #endif /* CONFIG_OMAP_MBOX_FWK */
279 static inline void omap_init_sti(void) {}
281 #if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
283 static struct platform_device omap_pcm = {
284 .name = "omap-pcm-audio",
289 * OMAP2420 has 2 McBSP ports
290 * OMAP2430 has 5 McBSP ports
291 * OMAP3 has 5 McBSP ports
292 * OMAP4 has 4 McBSP ports
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);
300 static void omap_init_audio(void)
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);
308 if (cpu_is_omap243x() || cpu_is_omap34xx())
309 platform_device_register(&omap_mcbsp5);
311 platform_device_register(&omap_pcm);
315 static inline void omap_init_audio(void) {}
318 #if defined(CONFIG_SND_OMAP_SOC_MCPDM) || \
319 defined(CONFIG_SND_OMAP_SOC_MCPDM_MODULE)
321 static struct omap_device_pm_latency omap_mcpdm_latency[] = {
323 .deactivate_func = omap_device_idle_hwmods,
324 .activate_func = omap_device_enable_hwmods,
325 .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
329 static void omap_init_mcpdm(void)
331 struct omap_hwmod *oh;
332 struct omap_device *od;
334 oh = omap_hwmod_lookup("mcpdm");
336 printk(KERN_ERR "Could not look up mcpdm hw_mod\n");
340 od = omap_device_build("omap-mcpdm", -1, oh, NULL, 0,
342 ARRAY_SIZE(omap_mcpdm_latency), 0);
344 printk(KERN_ERR "Could not build omap_device for omap-mcpdm-dai\n");
347 static inline void omap_init_mcpdm(void) {}
350 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
352 #include <plat/mcspi.h>
354 static int omap_mcspi_init(struct omap_hwmod *oh, void *unused)
356 struct platform_device *pdev;
357 char *name = "omap2_mcspi";
358 struct omap2_mcspi_platform_config *pdata;
360 struct omap2_mcspi_dev_attr *mcspi_attrib = oh->dev_attr;
362 pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
364 pr_err("Memory allocation for McSPI device failed\n");
368 pdata->num_cs = mcspi_attrib->num_chipselect;
369 switch (oh->class->rev) {
370 case OMAP2_MCSPI_REV:
371 case OMAP3_MCSPI_REV:
372 pdata->regs_offset = 0;
374 case OMAP4_MCSPI_REV:
375 pdata->regs_offset = OMAP4_MCSPI_REG_OFFSET;
378 pr_err("Invalid McSPI Revision value\n");
383 pdev = omap_device_build(name, spi_num, oh, pdata,
384 sizeof(*pdata), NULL, 0, 0);
385 WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s\n",
391 static void omap_init_mcspi(void)
393 omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL);
397 static inline void omap_init_mcspi(void) {}
400 static struct resource omap2_pmu_resource = {
403 .flags = IORESOURCE_IRQ,
406 static struct resource omap3_pmu_resource = {
407 .start = INT_34XX_BENCH_MPU_EMUL,
408 .end = INT_34XX_BENCH_MPU_EMUL,
409 .flags = IORESOURCE_IRQ,
412 static struct platform_device omap_pmu_device = {
414 .id = ARM_PMU_DEVICE_CPU,
418 static void omap_init_pmu(void)
420 if (cpu_is_omap24xx())
421 omap_pmu_device.resource = &omap2_pmu_resource;
422 else if (cpu_is_omap34xx())
423 omap_pmu_device.resource = &omap3_pmu_resource;
427 platform_device_register(&omap_pmu_device);
431 #if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE)
433 #ifdef CONFIG_ARCH_OMAP2
434 static struct resource omap2_sham_resources[] = {
436 .start = OMAP24XX_SEC_SHA1MD5_BASE,
437 .end = OMAP24XX_SEC_SHA1MD5_BASE + 0x64,
438 .flags = IORESOURCE_MEM,
441 .start = INT_24XX_SHA1MD5,
442 .flags = IORESOURCE_IRQ,
445 static int omap2_sham_resources_sz = ARRAY_SIZE(omap2_sham_resources);
447 #define omap2_sham_resources NULL
448 #define omap2_sham_resources_sz 0
451 #ifdef CONFIG_ARCH_OMAP3
452 static struct resource omap3_sham_resources[] = {
454 .start = OMAP34XX_SEC_SHA1MD5_BASE,
455 .end = OMAP34XX_SEC_SHA1MD5_BASE + 0x64,
456 .flags = IORESOURCE_MEM,
459 .start = INT_34XX_SHA1MD52_IRQ,
460 .flags = IORESOURCE_IRQ,
463 .start = OMAP34XX_DMA_SHA1MD5_RX,
464 .flags = IORESOURCE_DMA,
467 static int omap3_sham_resources_sz = ARRAY_SIZE(omap3_sham_resources);
469 #define omap3_sham_resources NULL
470 #define omap3_sham_resources_sz 0
473 static struct platform_device sham_device = {
478 static void omap_init_sham(void)
480 if (cpu_is_omap24xx()) {
481 sham_device.resource = omap2_sham_resources;
482 sham_device.num_resources = omap2_sham_resources_sz;
483 } else if (cpu_is_omap34xx()) {
484 sham_device.resource = omap3_sham_resources;
485 sham_device.num_resources = omap3_sham_resources_sz;
487 pr_err("%s: platform not supported\n", __func__);
490 platform_device_register(&sham_device);
493 static inline void omap_init_sham(void) { }
496 #if defined(CONFIG_CRYPTO_DEV_OMAP_AES) || defined(CONFIG_CRYPTO_DEV_OMAP_AES_MODULE)
498 #ifdef CONFIG_ARCH_OMAP2
499 static struct resource omap2_aes_resources[] = {
501 .start = OMAP24XX_SEC_AES_BASE,
502 .end = OMAP24XX_SEC_AES_BASE + 0x4C,
503 .flags = IORESOURCE_MEM,
506 .start = OMAP24XX_DMA_AES_TX,
507 .flags = IORESOURCE_DMA,
510 .start = OMAP24XX_DMA_AES_RX,
511 .flags = IORESOURCE_DMA,
514 static int omap2_aes_resources_sz = ARRAY_SIZE(omap2_aes_resources);
516 #define omap2_aes_resources NULL
517 #define omap2_aes_resources_sz 0
520 #ifdef CONFIG_ARCH_OMAP3
521 static struct resource omap3_aes_resources[] = {
523 .start = OMAP34XX_SEC_AES_BASE,
524 .end = OMAP34XX_SEC_AES_BASE + 0x4C,
525 .flags = IORESOURCE_MEM,
528 .start = OMAP34XX_DMA_AES2_TX,
529 .flags = IORESOURCE_DMA,
532 .start = OMAP34XX_DMA_AES2_RX,
533 .flags = IORESOURCE_DMA,
536 static int omap3_aes_resources_sz = ARRAY_SIZE(omap3_aes_resources);
538 #define omap3_aes_resources NULL
539 #define omap3_aes_resources_sz 0
542 static struct platform_device aes_device = {
547 static void omap_init_aes(void)
549 if (cpu_is_omap24xx()) {
550 aes_device.resource = omap2_aes_resources;
551 aes_device.num_resources = omap2_aes_resources_sz;
552 } else if (cpu_is_omap34xx()) {
553 aes_device.resource = omap3_aes_resources;
554 aes_device.num_resources = omap3_aes_resources_sz;
556 pr_err("%s: platform not supported\n", __func__);
559 platform_device_register(&aes_device);
563 static inline void omap_init_aes(void) { }
566 /*-------------------------------------------------------------------------*/
568 #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
570 static inline void omap242x_mmc_mux(struct omap_mmc_platform_data
573 if ((mmc_controller->slots[0].switch_pin > 0) && \
574 (mmc_controller->slots[0].switch_pin < OMAP_MAX_GPIO_LINES))
575 omap_mux_init_gpio(mmc_controller->slots[0].switch_pin,
576 OMAP_PIN_INPUT_PULLUP);
577 if ((mmc_controller->slots[0].gpio_wp > 0) && \
578 (mmc_controller->slots[0].gpio_wp < OMAP_MAX_GPIO_LINES))
579 omap_mux_init_gpio(mmc_controller->slots[0].gpio_wp,
580 OMAP_PIN_INPUT_PULLUP);
582 omap_mux_init_signal("sdmmc_cmd", 0);
583 omap_mux_init_signal("sdmmc_clki", 0);
584 omap_mux_init_signal("sdmmc_clko", 0);
585 omap_mux_init_signal("sdmmc_dat0", 0);
586 omap_mux_init_signal("sdmmc_dat_dir0", 0);
587 omap_mux_init_signal("sdmmc_cmd_dir", 0);
588 if (mmc_controller->slots[0].caps & MMC_CAP_4_BIT_DATA) {
589 omap_mux_init_signal("sdmmc_dat1", 0);
590 omap_mux_init_signal("sdmmc_dat2", 0);
591 omap_mux_init_signal("sdmmc_dat3", 0);
592 omap_mux_init_signal("sdmmc_dat_dir1", 0);
593 omap_mux_init_signal("sdmmc_dat_dir2", 0);
594 omap_mux_init_signal("sdmmc_dat_dir3", 0);
598 * Use internal loop-back in MMC/SDIO Module Input Clock
601 if (mmc_controller->slots[0].internal_clock) {
602 u32 v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
604 omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0);
608 void __init omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data)
610 char *name = "mmci-omap";
613 pr_err("%s fails: Incomplete platform data\n", __func__);
617 omap242x_mmc_mux(mmc_data[0]);
618 omap_mmc_add(name, 0, OMAP2_MMC1_BASE, OMAP2420_MMC_SIZE,
619 INT_24XX_MMC_IRQ, mmc_data[0]);
624 /*-------------------------------------------------------------------------*/
626 #if defined(CONFIG_HDQ_MASTER_OMAP) || defined(CONFIG_HDQ_MASTER_OMAP_MODULE)
627 #if defined(CONFIG_SOC_OMAP2430) || defined(CONFIG_SOC_OMAP3430)
628 #define OMAP_HDQ_BASE 0x480B2000
630 static struct resource omap_hdq_resources[] = {
632 .start = OMAP_HDQ_BASE,
633 .end = OMAP_HDQ_BASE + 0x1C,
634 .flags = IORESOURCE_MEM,
637 .start = INT_24XX_HDQ_IRQ,
638 .flags = IORESOURCE_IRQ,
641 static struct platform_device omap_hdq_dev = {
645 .platform_data = NULL,
647 .num_resources = ARRAY_SIZE(omap_hdq_resources),
648 .resource = omap_hdq_resources,
650 static inline void omap_hdq_init(void)
652 (void) platform_device_register(&omap_hdq_dev);
655 static inline void omap_hdq_init(void) {}
658 /*---------------------------------------------------------------------------*/
660 #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \
661 defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
662 #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
663 static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = {
666 static struct resource omap_vout_resource[2] = {
670 static struct platform_device omap_vout_device = {
672 .num_resources = ARRAY_SIZE(omap_vout_resource),
673 .resource = &omap_vout_resource[0],
676 static void omap_init_vout(void)
678 if (platform_device_register(&omap_vout_device) < 0)
679 printk(KERN_ERR "Unable to register OMAP-VOUT device\n");
682 static inline void omap_init_vout(void) {}
685 /*-------------------------------------------------------------------------*/
687 static int __init omap2_init_devices(void)
690 * please keep these calls, and their implementations above,
691 * in alphabetical order so they're easier to sort through.
707 arch_initcall(omap2_init_devices);
709 #if defined(CONFIG_OMAP_WATCHDOG) || defined(CONFIG_OMAP_WATCHDOG_MODULE)
710 static int __init omap_init_wdt(void)
713 struct platform_device *pdev;
714 struct omap_hwmod *oh;
715 char *oh_name = "wd_timer2";
716 char *dev_name = "omap_wdt";
718 if (!cpu_class_is_omap2())
721 oh = omap_hwmod_lookup(oh_name);
723 pr_err("Could not look up wd_timer%d hwmod\n", id);
727 pdev = omap_device_build(dev_name, id, oh, NULL, 0, NULL, 0, 0);
728 WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s.\n",
732 subsys_initcall(omap_init_wdt);