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 <linux/pinctrl/machine.h>
21 #include <linux/platform_data/omap4-keypad.h>
23 #include <asm/mach-types.h>
24 #include <asm/mach/map.h>
28 #include <plat/omap_hwmod.h>
29 #include <plat/omap_device.h>
30 #include "omap4-keypad.h"
38 #define L3_MODULES_MAX_LEN 12
41 static int __init omap3_l3_init(void)
43 struct omap_hwmod *oh;
44 struct platform_device *pdev;
45 char oh_name[L3_MODULES_MAX_LEN];
48 * To avoid code running on other OMAPs in
51 if (!(cpu_is_omap34xx()))
54 snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main");
56 oh = omap_hwmod_lookup(oh_name);
59 pr_err("could not look up %s\n", oh_name);
61 pdev = omap_device_build("omap_l3_smx", 0, oh, NULL, 0,
64 WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
66 return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
68 postcore_initcall(omap3_l3_init);
70 static int __init omap4_l3_init(void)
73 struct omap_hwmod *oh[3];
74 struct platform_device *pdev;
75 char oh_name[L3_MODULES_MAX_LEN];
77 /* If dtb is there, the devices will be created dynamically */
78 if (of_have_populated_dt())
82 * To avoid code running on other OMAPs in
85 if (!cpu_is_omap44xx() && !soc_is_omap54xx())
88 for (i = 0; i < L3_MODULES; i++) {
89 snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1);
91 oh[i] = omap_hwmod_lookup(oh_name);
93 pr_err("could not look up %s\n", oh_name);
96 pdev = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL,
99 WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
101 return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
103 postcore_initcall(omap4_l3_init);
105 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
107 static struct resource omap2cam_resources[] = {
109 .start = OMAP24XX_CAMERA_BASE,
110 .end = OMAP24XX_CAMERA_BASE + 0xfff,
111 .flags = IORESOURCE_MEM,
114 .start = 24 + OMAP_INTC_START,
115 .flags = IORESOURCE_IRQ,
119 static struct platform_device omap2cam_device = {
120 .name = "omap24xxcam",
122 .num_resources = ARRAY_SIZE(omap2cam_resources),
123 .resource = omap2cam_resources,
127 #if defined(CONFIG_IOMMU_API)
129 #include <plat/iommu.h>
131 static struct resource omap3isp_resources[] = {
133 .start = OMAP3430_ISP_BASE,
134 .end = OMAP3430_ISP_END,
135 .flags = IORESOURCE_MEM,
138 .start = OMAP3430_ISP_CCP2_BASE,
139 .end = OMAP3430_ISP_CCP2_END,
140 .flags = IORESOURCE_MEM,
143 .start = OMAP3430_ISP_CCDC_BASE,
144 .end = OMAP3430_ISP_CCDC_END,
145 .flags = IORESOURCE_MEM,
148 .start = OMAP3430_ISP_HIST_BASE,
149 .end = OMAP3430_ISP_HIST_END,
150 .flags = IORESOURCE_MEM,
153 .start = OMAP3430_ISP_H3A_BASE,
154 .end = OMAP3430_ISP_H3A_END,
155 .flags = IORESOURCE_MEM,
158 .start = OMAP3430_ISP_PREV_BASE,
159 .end = OMAP3430_ISP_PREV_END,
160 .flags = IORESOURCE_MEM,
163 .start = OMAP3430_ISP_RESZ_BASE,
164 .end = OMAP3430_ISP_RESZ_END,
165 .flags = IORESOURCE_MEM,
168 .start = OMAP3430_ISP_SBL_BASE,
169 .end = OMAP3430_ISP_SBL_END,
170 .flags = IORESOURCE_MEM,
173 .start = OMAP3430_ISP_CSI2A_REGS1_BASE,
174 .end = OMAP3430_ISP_CSI2A_REGS1_END,
175 .flags = IORESOURCE_MEM,
178 .start = OMAP3430_ISP_CSIPHY2_BASE,
179 .end = OMAP3430_ISP_CSIPHY2_END,
180 .flags = IORESOURCE_MEM,
183 .start = OMAP3630_ISP_CSI2A_REGS2_BASE,
184 .end = OMAP3630_ISP_CSI2A_REGS2_END,
185 .flags = IORESOURCE_MEM,
188 .start = OMAP3630_ISP_CSI2C_REGS1_BASE,
189 .end = OMAP3630_ISP_CSI2C_REGS1_END,
190 .flags = IORESOURCE_MEM,
193 .start = OMAP3630_ISP_CSIPHY1_BASE,
194 .end = OMAP3630_ISP_CSIPHY1_END,
195 .flags = IORESOURCE_MEM,
198 .start = OMAP3630_ISP_CSI2C_REGS2_BASE,
199 .end = OMAP3630_ISP_CSI2C_REGS2_END,
200 .flags = IORESOURCE_MEM,
203 .start = 24 + OMAP_INTC_START,
204 .flags = IORESOURCE_IRQ,
208 static struct platform_device omap3isp_device = {
211 .num_resources = ARRAY_SIZE(omap3isp_resources),
212 .resource = omap3isp_resources,
215 static struct omap_iommu_arch_data omap3_isp_iommu = {
219 int omap3_init_camera(struct isp_platform_data *pdata)
221 omap3isp_device.dev.platform_data = pdata;
222 omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu;
224 return platform_device_register(&omap3isp_device);
227 #else /* !CONFIG_IOMMU_API */
229 int omap3_init_camera(struct isp_platform_data *pdata)
236 static inline void omap_init_camera(void)
238 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
239 if (cpu_is_omap24xx())
240 platform_device_register(&omap2cam_device);
244 int __init omap4_keyboard_init(struct omap4_keypad_platform_data
245 *sdp4430_keypad_data, struct omap_board_data *bdata)
247 struct platform_device *pdev;
248 struct omap_hwmod *oh;
249 struct omap4_keypad_platform_data *keypad_data;
250 unsigned int id = -1;
251 char *oh_name = "kbd";
252 char *name = "omap4-keypad";
254 oh = omap_hwmod_lookup(oh_name);
256 pr_err("Could not look up %s\n", oh_name);
260 keypad_data = sdp4430_keypad_data;
262 pdev = omap_device_build(name, id, oh, keypad_data,
263 sizeof(struct omap4_keypad_platform_data), NULL, 0, 0);
266 WARN(1, "Can't build omap_device for %s:%s.\n",
268 return PTR_ERR(pdev);
270 oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt);
275 #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
276 static inline void __init omap_init_mbox(void)
278 struct omap_hwmod *oh;
279 struct platform_device *pdev;
281 oh = omap_hwmod_lookup("mailbox");
283 pr_err("%s: unable to find hwmod\n", __func__);
287 pdev = omap_device_build("omap-mailbox", -1, oh, NULL, 0, NULL, 0, 0);
288 WARN(IS_ERR(pdev), "%s: could not build device, err %ld\n",
289 __func__, PTR_ERR(pdev));
292 static inline void omap_init_mbox(void) { }
293 #endif /* CONFIG_OMAP_MBOX_FWK */
295 static inline void omap_init_sti(void) {}
297 #if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
299 static struct platform_device omap_pcm = {
300 .name = "omap-pcm-audio",
304 static void omap_init_audio(void)
306 platform_device_register(&omap_pcm);
310 static inline void omap_init_audio(void) {}
313 #if defined(CONFIG_SND_OMAP_SOC_MCPDM) || \
314 defined(CONFIG_SND_OMAP_SOC_MCPDM_MODULE)
316 static void __init omap_init_mcpdm(void)
318 struct omap_hwmod *oh;
319 struct platform_device *pdev;
321 oh = omap_hwmod_lookup("mcpdm");
323 printk(KERN_ERR "Could not look up mcpdm hw_mod\n");
327 pdev = omap_device_build("omap-mcpdm", -1, oh, NULL, 0, NULL, 0, 0);
328 WARN(IS_ERR(pdev), "Can't build omap_device for omap-mcpdm.\n");
331 static inline void omap_init_mcpdm(void) {}
334 #if defined(CONFIG_SND_OMAP_SOC_DMIC) || \
335 defined(CONFIG_SND_OMAP_SOC_DMIC_MODULE)
337 static void __init omap_init_dmic(void)
339 struct omap_hwmod *oh;
340 struct platform_device *pdev;
342 oh = omap_hwmod_lookup("dmic");
344 printk(KERN_ERR "Could not look up mcpdm hw_mod\n");
348 pdev = omap_device_build("omap-dmic", -1, oh, NULL, 0, NULL, 0, 0);
349 WARN(IS_ERR(pdev), "Can't build omap_device for omap-dmic.\n");
352 static inline void omap_init_dmic(void) {}
355 #if defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI) || \
356 defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI_MODULE)
358 static struct platform_device omap_hdmi_audio = {
359 .name = "omap-hdmi-audio",
363 static void __init omap_init_hdmi_audio(void)
365 struct omap_hwmod *oh;
366 struct platform_device *pdev;
368 oh = omap_hwmod_lookup("dss_hdmi");
370 printk(KERN_ERR "Could not look up dss_hdmi hw_mod\n");
374 pdev = omap_device_build("omap-hdmi-audio-dai",
375 -1, oh, NULL, 0, NULL, 0, 0);
377 "Can't build omap_device for omap-hdmi-audio-dai.\n");
379 platform_device_register(&omap_hdmi_audio);
382 static inline void omap_init_hdmi_audio(void) {}
385 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
387 #include <linux/platform_data/spi-omap2-mcspi.h>
389 static int __init omap_mcspi_init(struct omap_hwmod *oh, void *unused)
391 struct platform_device *pdev;
392 char *name = "omap2_mcspi";
393 struct omap2_mcspi_platform_config *pdata;
395 struct omap2_mcspi_dev_attr *mcspi_attrib = oh->dev_attr;
397 pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
399 pr_err("Memory allocation for McSPI device failed\n");
403 pdata->num_cs = mcspi_attrib->num_chipselect;
404 switch (oh->class->rev) {
405 case OMAP2_MCSPI_REV:
406 case OMAP3_MCSPI_REV:
407 pdata->regs_offset = 0;
409 case OMAP4_MCSPI_REV:
410 pdata->regs_offset = OMAP4_MCSPI_REG_OFFSET;
413 pr_err("Invalid McSPI Revision value\n");
419 pdev = omap_device_build(name, spi_num, oh, pdata,
420 sizeof(*pdata), NULL, 0, 0);
421 WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s\n",
427 static void omap_init_mcspi(void)
429 omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL);
433 static inline void omap_init_mcspi(void) {}
437 * omap_init_rng - bind the RNG hwmod to the RNG omap_device
439 * Bind the RNG hwmod to the RNG omap_device. No return value.
441 static void omap_init_rng(void)
443 struct omap_hwmod *oh;
444 struct platform_device *pdev;
446 oh = omap_hwmod_lookup("rng");
450 pdev = omap_device_build("omap_rng", -1, oh, NULL, 0, NULL, 0, 0);
451 WARN(IS_ERR(pdev), "Can't build omap_device for omap_rng\n");
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 = 51 + OMAP_INTC_START,
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 = 49 + OMAP_INTC_START,
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_VIDEO_OMAP2_VOUT) || \
592 defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
593 #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
594 static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = {
597 static struct resource omap_vout_resource[2] = {
601 static struct platform_device omap_vout_device = {
603 .num_resources = ARRAY_SIZE(omap_vout_resource),
604 .resource = &omap_vout_resource[0],
607 static void omap_init_vout(void)
609 if (platform_device_register(&omap_vout_device) < 0)
610 printk(KERN_ERR "Unable to register OMAP-VOUT device\n");
613 static inline void omap_init_vout(void) {}
616 /*-------------------------------------------------------------------------*/
618 static int __init omap2_init_devices(void)
620 /* Enable dummy states for those platforms without pinctrl support */
621 if (!of_have_populated_dt())
622 pinctrl_provide_dummies();
625 * please keep these calls, and their implementations above,
626 * in alphabetical order so they're easier to sort through.
630 omap_init_hdmi_audio();
632 /* If dtb is there, the devices will be created dynamically */
633 if (!of_have_populated_dt()) {
646 arch_initcall(omap2_init_devices);
648 #if defined(CONFIG_OMAP_WATCHDOG) || defined(CONFIG_OMAP_WATCHDOG_MODULE)
649 static int __init omap_init_wdt(void)
652 struct platform_device *pdev;
653 struct omap_hwmod *oh;
654 char *oh_name = "wd_timer2";
655 char *dev_name = "omap_wdt";
657 if (!cpu_class_is_omap2() || of_have_populated_dt())
660 oh = omap_hwmod_lookup(oh_name);
662 pr_err("Could not look up wd_timer%d hwmod\n", id);
666 pdev = omap_device_build(dev_name, id, oh, NULL, 0, NULL, 0, 0);
667 WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s.\n",
671 subsys_initcall(omap_init_wdt);