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>
20 #include <mach/hardware.h>
21 #include <mach/irqs.h>
22 #include <asm/mach-types.h>
23 #include <asm/mach/map.h>
27 #include <plat/board.h>
28 #include <plat/mcbsp.h>
31 #include <plat/omap_hwmod.h>
32 #include <plat/omap_device.h>
33 #include <plat/omap4-keypad.h>
39 #define L3_MODULES_MAX_LEN 12
42 static int __init omap3_l3_init(void)
45 struct omap_hwmod *oh;
46 struct platform_device *pdev;
47 char oh_name[L3_MODULES_MAX_LEN];
50 * To avoid code running on other OMAPs in
53 if (!(cpu_is_omap34xx()))
56 l = snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main");
58 oh = omap_hwmod_lookup(oh_name);
61 pr_err("could not look up %s\n", oh_name);
63 pdev = omap_device_build("omap_l3_smx", 0, oh, NULL, 0,
66 WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
68 return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
70 postcore_initcall(omap3_l3_init);
72 static int __init omap4_l3_init(void)
75 struct omap_hwmod *oh[3];
76 struct platform_device *pdev;
77 char oh_name[L3_MODULES_MAX_LEN];
80 * To avoid code running on other OMAPs in
83 if (!(cpu_is_omap44xx()))
86 for (i = 0; i < L3_MODULES; i++) {
87 l = snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1);
89 oh[i] = omap_hwmod_lookup(oh_name);
91 pr_err("could not look up %s\n", oh_name);
94 pdev = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL,
97 WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
99 return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
101 postcore_initcall(omap4_l3_init);
103 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
105 static struct resource omap2cam_resources[] = {
107 .start = OMAP24XX_CAMERA_BASE,
108 .end = OMAP24XX_CAMERA_BASE + 0xfff,
109 .flags = IORESOURCE_MEM,
112 .start = INT_24XX_CAM_IRQ,
113 .flags = IORESOURCE_IRQ,
117 static struct platform_device omap2cam_device = {
118 .name = "omap24xxcam",
120 .num_resources = ARRAY_SIZE(omap2cam_resources),
121 .resource = omap2cam_resources,
125 static struct resource omap3isp_resources[] = {
127 .start = OMAP3430_ISP_BASE,
128 .end = OMAP3430_ISP_END,
129 .flags = IORESOURCE_MEM,
132 .start = OMAP3430_ISP_CCP2_BASE,
133 .end = OMAP3430_ISP_CCP2_END,
134 .flags = IORESOURCE_MEM,
137 .start = OMAP3430_ISP_CCDC_BASE,
138 .end = OMAP3430_ISP_CCDC_END,
139 .flags = IORESOURCE_MEM,
142 .start = OMAP3430_ISP_HIST_BASE,
143 .end = OMAP3430_ISP_HIST_END,
144 .flags = IORESOURCE_MEM,
147 .start = OMAP3430_ISP_H3A_BASE,
148 .end = OMAP3430_ISP_H3A_END,
149 .flags = IORESOURCE_MEM,
152 .start = OMAP3430_ISP_PREV_BASE,
153 .end = OMAP3430_ISP_PREV_END,
154 .flags = IORESOURCE_MEM,
157 .start = OMAP3430_ISP_RESZ_BASE,
158 .end = OMAP3430_ISP_RESZ_END,
159 .flags = IORESOURCE_MEM,
162 .start = OMAP3430_ISP_SBL_BASE,
163 .end = OMAP3430_ISP_SBL_END,
164 .flags = IORESOURCE_MEM,
167 .start = OMAP3430_ISP_CSI2A_REGS1_BASE,
168 .end = OMAP3430_ISP_CSI2A_REGS1_END,
169 .flags = IORESOURCE_MEM,
172 .start = OMAP3430_ISP_CSIPHY2_BASE,
173 .end = OMAP3430_ISP_CSIPHY2_END,
174 .flags = IORESOURCE_MEM,
177 .start = OMAP3630_ISP_CSI2A_REGS2_BASE,
178 .end = OMAP3630_ISP_CSI2A_REGS2_END,
179 .flags = IORESOURCE_MEM,
182 .start = OMAP3630_ISP_CSI2C_REGS1_BASE,
183 .end = OMAP3630_ISP_CSI2C_REGS1_END,
184 .flags = IORESOURCE_MEM,
187 .start = OMAP3630_ISP_CSIPHY1_BASE,
188 .end = OMAP3630_ISP_CSIPHY1_END,
189 .flags = IORESOURCE_MEM,
192 .start = OMAP3630_ISP_CSI2C_REGS2_BASE,
193 .end = OMAP3630_ISP_CSI2C_REGS2_END,
194 .flags = IORESOURCE_MEM,
197 .start = INT_34XX_CAM_IRQ,
198 .flags = IORESOURCE_IRQ,
202 static struct platform_device omap3isp_device = {
205 .num_resources = ARRAY_SIZE(omap3isp_resources),
206 .resource = omap3isp_resources,
209 int omap3_init_camera(struct isp_platform_data *pdata)
211 omap3isp_device.dev.platform_data = pdata;
212 return platform_device_register(&omap3isp_device);
215 static inline void omap_init_camera(void)
217 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
218 if (cpu_is_omap24xx())
219 platform_device_register(&omap2cam_device);
223 struct omap_device_pm_latency omap_keyboard_latency[] = {
225 .deactivate_func = omap_device_idle_hwmods,
226 .activate_func = omap_device_enable_hwmods,
227 .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
231 int __init omap4_keyboard_init(struct omap4_keypad_platform_data
232 *sdp4430_keypad_data, struct omap_board_data *bdata)
234 struct platform_device *pdev;
235 struct omap_hwmod *oh;
236 struct omap4_keypad_platform_data *keypad_data;
237 unsigned int id = -1;
238 char *oh_name = "kbd";
239 char *name = "omap4-keypad";
241 oh = omap_hwmod_lookup(oh_name);
243 pr_err("Could not look up %s\n", oh_name);
247 keypad_data = sdp4430_keypad_data;
249 pdev = omap_device_build(name, id, oh, keypad_data,
250 sizeof(struct omap4_keypad_platform_data),
251 omap_keyboard_latency,
252 ARRAY_SIZE(omap_keyboard_latency), 0);
255 WARN(1, "Can't build omap_device for %s:%s.\n",
257 return PTR_ERR(pdev);
259 oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt);
264 #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
265 static struct omap_device_pm_latency mbox_latencies[] = {
267 .activate_func = omap_device_enable_hwmods,
268 .deactivate_func = omap_device_idle_hwmods,
269 .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
273 static inline void omap_init_mbox(void)
275 struct omap_hwmod *oh;
276 struct platform_device *pdev;
278 oh = omap_hwmod_lookup("mailbox");
280 pr_err("%s: unable to find hwmod\n", __func__);
284 pdev = omap_device_build("omap-mailbox", -1, oh, NULL, 0,
285 mbox_latencies, ARRAY_SIZE(mbox_latencies), 0);
286 WARN(IS_ERR(pdev), "%s: could not build device, err %ld\n",
287 __func__, PTR_ERR(pdev));
290 static inline void omap_init_mbox(void) { }
291 #endif /* CONFIG_OMAP_MBOX_FWK */
293 static inline void omap_init_sti(void) {}
295 #if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
297 static struct platform_device omap_pcm = {
298 .name = "omap-pcm-audio",
303 * OMAP2420 has 2 McBSP ports
304 * OMAP2430 has 5 McBSP ports
305 * OMAP3 has 5 McBSP ports
306 * OMAP4 has 4 McBSP ports
308 OMAP_MCBSP_PLATFORM_DEVICE(1);
309 OMAP_MCBSP_PLATFORM_DEVICE(2);
310 OMAP_MCBSP_PLATFORM_DEVICE(3);
311 OMAP_MCBSP_PLATFORM_DEVICE(4);
312 OMAP_MCBSP_PLATFORM_DEVICE(5);
314 static void omap_init_audio(void)
316 platform_device_register(&omap_mcbsp1);
317 platform_device_register(&omap_mcbsp2);
318 if (cpu_is_omap243x() || cpu_is_omap34xx() || cpu_is_omap44xx()) {
319 platform_device_register(&omap_mcbsp3);
320 platform_device_register(&omap_mcbsp4);
322 if (cpu_is_omap243x() || cpu_is_omap34xx())
323 platform_device_register(&omap_mcbsp5);
325 platform_device_register(&omap_pcm);
329 static inline void omap_init_audio(void) {}
332 #if defined(CONFIG_SND_OMAP_SOC_MCPDM) || \
333 defined(CONFIG_SND_OMAP_SOC_MCPDM_MODULE)
335 static struct omap_device_pm_latency omap_mcpdm_latency[] = {
337 .deactivate_func = omap_device_idle_hwmods,
338 .activate_func = omap_device_enable_hwmods,
339 .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
343 static void omap_init_mcpdm(void)
345 struct omap_hwmod *oh;
346 struct omap_device *od;
348 oh = omap_hwmod_lookup("mcpdm");
350 printk(KERN_ERR "Could not look up mcpdm hw_mod\n");
354 od = omap_device_build("omap-mcpdm", -1, oh, NULL, 0,
356 ARRAY_SIZE(omap_mcpdm_latency), 0);
358 printk(KERN_ERR "Could not build omap_device for omap-mcpdm-dai\n");
361 static inline void omap_init_mcpdm(void) {}
364 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
366 #include <plat/mcspi.h>
368 struct omap_device_pm_latency omap_mcspi_latency[] = {
370 .deactivate_func = omap_device_idle_hwmods,
371 .activate_func = omap_device_enable_hwmods,
372 .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
376 static int omap_mcspi_init(struct omap_hwmod *oh, void *unused)
378 struct platform_device *pdev;
379 char *name = "omap2_mcspi";
380 struct omap2_mcspi_platform_config *pdata;
382 struct omap2_mcspi_dev_attr *mcspi_attrib = oh->dev_attr;
384 pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
386 pr_err("Memory allocation for McSPI device failed\n");
390 pdata->num_cs = mcspi_attrib->num_chipselect;
391 switch (oh->class->rev) {
392 case OMAP2_MCSPI_REV:
393 case OMAP3_MCSPI_REV:
394 pdata->regs_offset = 0;
396 case OMAP4_MCSPI_REV:
397 pdata->regs_offset = OMAP4_MCSPI_REG_OFFSET;
400 pr_err("Invalid McSPI Revision value\n");
405 pdev = omap_device_build(name, spi_num, oh, pdata,
406 sizeof(*pdata), omap_mcspi_latency,
407 ARRAY_SIZE(omap_mcspi_latency), 0);
408 WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s\n",
414 static void omap_init_mcspi(void)
416 omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL);
420 static inline void omap_init_mcspi(void) {}
423 static struct resource omap2_pmu_resource = {
426 .flags = IORESOURCE_IRQ,
429 static struct resource omap3_pmu_resource = {
430 .start = INT_34XX_BENCH_MPU_EMUL,
431 .end = INT_34XX_BENCH_MPU_EMUL,
432 .flags = IORESOURCE_IRQ,
435 static struct platform_device omap_pmu_device = {
437 .id = ARM_PMU_DEVICE_CPU,
441 static void omap_init_pmu(void)
443 if (cpu_is_omap24xx())
444 omap_pmu_device.resource = &omap2_pmu_resource;
445 else if (cpu_is_omap34xx())
446 omap_pmu_device.resource = &omap3_pmu_resource;
450 platform_device_register(&omap_pmu_device);
454 #if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE)
456 #ifdef CONFIG_ARCH_OMAP2
457 static struct resource omap2_sham_resources[] = {
459 .start = OMAP24XX_SEC_SHA1MD5_BASE,
460 .end = OMAP24XX_SEC_SHA1MD5_BASE + 0x64,
461 .flags = IORESOURCE_MEM,
464 .start = INT_24XX_SHA1MD5,
465 .flags = IORESOURCE_IRQ,
468 static int omap2_sham_resources_sz = ARRAY_SIZE(omap2_sham_resources);
470 #define omap2_sham_resources NULL
471 #define omap2_sham_resources_sz 0
474 #ifdef CONFIG_ARCH_OMAP3
475 static struct resource omap3_sham_resources[] = {
477 .start = OMAP34XX_SEC_SHA1MD5_BASE,
478 .end = OMAP34XX_SEC_SHA1MD5_BASE + 0x64,
479 .flags = IORESOURCE_MEM,
482 .start = INT_34XX_SHA1MD52_IRQ,
483 .flags = IORESOURCE_IRQ,
486 .start = OMAP34XX_DMA_SHA1MD5_RX,
487 .flags = IORESOURCE_DMA,
490 static int omap3_sham_resources_sz = ARRAY_SIZE(omap3_sham_resources);
492 #define omap3_sham_resources NULL
493 #define omap3_sham_resources_sz 0
496 static struct platform_device sham_device = {
501 static void omap_init_sham(void)
503 if (cpu_is_omap24xx()) {
504 sham_device.resource = omap2_sham_resources;
505 sham_device.num_resources = omap2_sham_resources_sz;
506 } else if (cpu_is_omap34xx()) {
507 sham_device.resource = omap3_sham_resources;
508 sham_device.num_resources = omap3_sham_resources_sz;
510 pr_err("%s: platform not supported\n", __func__);
513 platform_device_register(&sham_device);
516 static inline void omap_init_sham(void) { }
519 #if defined(CONFIG_CRYPTO_DEV_OMAP_AES) || defined(CONFIG_CRYPTO_DEV_OMAP_AES_MODULE)
521 #ifdef CONFIG_ARCH_OMAP2
522 static struct resource omap2_aes_resources[] = {
524 .start = OMAP24XX_SEC_AES_BASE,
525 .end = OMAP24XX_SEC_AES_BASE + 0x4C,
526 .flags = IORESOURCE_MEM,
529 .start = OMAP24XX_DMA_AES_TX,
530 .flags = IORESOURCE_DMA,
533 .start = OMAP24XX_DMA_AES_RX,
534 .flags = IORESOURCE_DMA,
537 static int omap2_aes_resources_sz = ARRAY_SIZE(omap2_aes_resources);
539 #define omap2_aes_resources NULL
540 #define omap2_aes_resources_sz 0
543 #ifdef CONFIG_ARCH_OMAP3
544 static struct resource omap3_aes_resources[] = {
546 .start = OMAP34XX_SEC_AES_BASE,
547 .end = OMAP34XX_SEC_AES_BASE + 0x4C,
548 .flags = IORESOURCE_MEM,
551 .start = OMAP34XX_DMA_AES2_TX,
552 .flags = IORESOURCE_DMA,
555 .start = OMAP34XX_DMA_AES2_RX,
556 .flags = IORESOURCE_DMA,
559 static int omap3_aes_resources_sz = ARRAY_SIZE(omap3_aes_resources);
561 #define omap3_aes_resources NULL
562 #define omap3_aes_resources_sz 0
565 static struct platform_device aes_device = {
570 static void omap_init_aes(void)
572 if (cpu_is_omap24xx()) {
573 aes_device.resource = omap2_aes_resources;
574 aes_device.num_resources = omap2_aes_resources_sz;
575 } else if (cpu_is_omap34xx()) {
576 aes_device.resource = omap3_aes_resources;
577 aes_device.num_resources = omap3_aes_resources_sz;
579 pr_err("%s: platform not supported\n", __func__);
582 platform_device_register(&aes_device);
586 static inline void omap_init_aes(void) { }
589 /*-------------------------------------------------------------------------*/
591 #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
593 static inline void omap242x_mmc_mux(struct omap_mmc_platform_data
596 if ((mmc_controller->slots[0].switch_pin > 0) && \
597 (mmc_controller->slots[0].switch_pin < OMAP_MAX_GPIO_LINES))
598 omap_mux_init_gpio(mmc_controller->slots[0].switch_pin,
599 OMAP_PIN_INPUT_PULLUP);
600 if ((mmc_controller->slots[0].gpio_wp > 0) && \
601 (mmc_controller->slots[0].gpio_wp < OMAP_MAX_GPIO_LINES))
602 omap_mux_init_gpio(mmc_controller->slots[0].gpio_wp,
603 OMAP_PIN_INPUT_PULLUP);
605 omap_mux_init_signal("sdmmc_cmd", 0);
606 omap_mux_init_signal("sdmmc_clki", 0);
607 omap_mux_init_signal("sdmmc_clko", 0);
608 omap_mux_init_signal("sdmmc_dat0", 0);
609 omap_mux_init_signal("sdmmc_dat_dir0", 0);
610 omap_mux_init_signal("sdmmc_cmd_dir", 0);
611 if (mmc_controller->slots[0].caps & MMC_CAP_4_BIT_DATA) {
612 omap_mux_init_signal("sdmmc_dat1", 0);
613 omap_mux_init_signal("sdmmc_dat2", 0);
614 omap_mux_init_signal("sdmmc_dat3", 0);
615 omap_mux_init_signal("sdmmc_dat_dir1", 0);
616 omap_mux_init_signal("sdmmc_dat_dir2", 0);
617 omap_mux_init_signal("sdmmc_dat_dir3", 0);
621 * Use internal loop-back in MMC/SDIO Module Input Clock
624 if (mmc_controller->slots[0].internal_clock) {
625 u32 v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
627 omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0);
631 void __init omap242x_init_mmc(struct omap_mmc_platform_data **mmc_data)
633 char *name = "mmci-omap";
636 pr_err("%s fails: Incomplete platform data\n", __func__);
640 omap242x_mmc_mux(mmc_data[0]);
641 omap_mmc_add(name, 0, OMAP2_MMC1_BASE, OMAP2420_MMC_SIZE,
642 INT_24XX_MMC_IRQ, mmc_data[0]);
647 /*-------------------------------------------------------------------------*/
649 #if defined(CONFIG_HDQ_MASTER_OMAP) || defined(CONFIG_HDQ_MASTER_OMAP_MODULE)
650 #if defined(CONFIG_SOC_OMAP2430) || defined(CONFIG_SOC_OMAP3430)
651 #define OMAP_HDQ_BASE 0x480B2000
653 static struct resource omap_hdq_resources[] = {
655 .start = OMAP_HDQ_BASE,
656 .end = OMAP_HDQ_BASE + 0x1C,
657 .flags = IORESOURCE_MEM,
660 .start = INT_24XX_HDQ_IRQ,
661 .flags = IORESOURCE_IRQ,
664 static struct platform_device omap_hdq_dev = {
668 .platform_data = NULL,
670 .num_resources = ARRAY_SIZE(omap_hdq_resources),
671 .resource = omap_hdq_resources,
673 static inline void omap_hdq_init(void)
675 (void) platform_device_register(&omap_hdq_dev);
678 static inline void omap_hdq_init(void) {}
681 /*---------------------------------------------------------------------------*/
683 #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \
684 defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
685 #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
686 static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = {
689 static struct resource omap_vout_resource[2] = {
693 static struct platform_device omap_vout_device = {
695 .num_resources = ARRAY_SIZE(omap_vout_resource),
696 .resource = &omap_vout_resource[0],
699 static void omap_init_vout(void)
701 if (platform_device_register(&omap_vout_device) < 0)
702 printk(KERN_ERR "Unable to register OMAP-VOUT device\n");
705 static inline void omap_init_vout(void) {}
708 /*-------------------------------------------------------------------------*/
710 static int __init omap2_init_devices(void)
713 * please keep these calls, and their implementations above,
714 * in alphabetical order so they're easier to sort through.
730 arch_initcall(omap2_init_devices);
732 #if defined(CONFIG_OMAP_WATCHDOG) || defined(CONFIG_OMAP_WATCHDOG_MODULE)
733 static struct omap_device_pm_latency omap_wdt_latency[] = {
735 .deactivate_func = omap_device_idle_hwmods,
736 .activate_func = omap_device_enable_hwmods,
737 .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
741 static int __init omap_init_wdt(void)
744 struct platform_device *pdev;
745 struct omap_hwmod *oh;
746 char *oh_name = "wd_timer2";
747 char *dev_name = "omap_wdt";
749 if (!cpu_class_is_omap2())
752 oh = omap_hwmod_lookup(oh_name);
754 pr_err("Could not look up wd_timer%d hwmod\n", id);
758 pdev = omap_device_build(dev_name, id, oh, NULL, 0,
760 ARRAY_SIZE(omap_wdt_latency), 0);
761 WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s.\n",
765 subsys_initcall(omap_init_wdt);