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>
22 #include <linux/platform_data/omap_ocp2scp.h>
23 #include <linux/usb/omap_control_usb.h>
25 #include <asm/mach-types.h>
26 #include <asm/mach/map.h>
28 #include <linux/omap-dma.h>
31 #include "omap_hwmod.h"
32 #include "omap_device.h"
33 #include "omap4-keypad.h"
42 #define L3_MODULES_MAX_LEN 12
45 static int __init omap3_l3_init(void)
47 struct omap_hwmod *oh;
48 struct platform_device *pdev;
49 char oh_name[L3_MODULES_MAX_LEN];
52 * To avoid code running on other OMAPs in
55 if (!(cpu_is_omap34xx()))
58 snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main");
60 oh = omap_hwmod_lookup(oh_name);
63 pr_err("could not look up %s\n", oh_name);
65 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 omap_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() && !soc_is_omap54xx())
91 for (i = 0; i < L3_MODULES; i++) {
92 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, 0);
101 WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
103 return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
105 omap_postcore_initcall(omap4_l3_init);
107 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
109 static struct resource omap2cam_resources[] = {
111 .start = OMAP24XX_CAMERA_BASE,
112 .end = OMAP24XX_CAMERA_BASE + 0xfff,
113 .flags = IORESOURCE_MEM,
116 .start = 24 + OMAP_INTC_START,
117 .flags = IORESOURCE_IRQ,
121 static struct platform_device omap2cam_device = {
122 .name = "omap24xxcam",
124 .num_resources = ARRAY_SIZE(omap2cam_resources),
125 .resource = omap2cam_resources,
129 #if defined(CONFIG_IOMMU_API)
131 #include <linux/platform_data/iommu-omap.h>
133 static struct resource omap3isp_resources[] = {
135 .start = OMAP3430_ISP_BASE,
136 .end = OMAP3430_ISP_END,
137 .flags = IORESOURCE_MEM,
140 .start = OMAP3430_ISP_CCP2_BASE,
141 .end = OMAP3430_ISP_CCP2_END,
142 .flags = IORESOURCE_MEM,
145 .start = OMAP3430_ISP_CCDC_BASE,
146 .end = OMAP3430_ISP_CCDC_END,
147 .flags = IORESOURCE_MEM,
150 .start = OMAP3430_ISP_HIST_BASE,
151 .end = OMAP3430_ISP_HIST_END,
152 .flags = IORESOURCE_MEM,
155 .start = OMAP3430_ISP_H3A_BASE,
156 .end = OMAP3430_ISP_H3A_END,
157 .flags = IORESOURCE_MEM,
160 .start = OMAP3430_ISP_PREV_BASE,
161 .end = OMAP3430_ISP_PREV_END,
162 .flags = IORESOURCE_MEM,
165 .start = OMAP3430_ISP_RESZ_BASE,
166 .end = OMAP3430_ISP_RESZ_END,
167 .flags = IORESOURCE_MEM,
170 .start = OMAP3430_ISP_SBL_BASE,
171 .end = OMAP3430_ISP_SBL_END,
172 .flags = IORESOURCE_MEM,
175 .start = OMAP3430_ISP_CSI2A_REGS1_BASE,
176 .end = OMAP3430_ISP_CSI2A_REGS1_END,
177 .flags = IORESOURCE_MEM,
180 .start = OMAP3430_ISP_CSIPHY2_BASE,
181 .end = OMAP3430_ISP_CSIPHY2_END,
182 .flags = IORESOURCE_MEM,
185 .start = OMAP3630_ISP_CSI2A_REGS2_BASE,
186 .end = OMAP3630_ISP_CSI2A_REGS2_END,
187 .flags = IORESOURCE_MEM,
190 .start = OMAP3630_ISP_CSI2C_REGS1_BASE,
191 .end = OMAP3630_ISP_CSI2C_REGS1_END,
192 .flags = IORESOURCE_MEM,
195 .start = OMAP3630_ISP_CSIPHY1_BASE,
196 .end = OMAP3630_ISP_CSIPHY1_END,
197 .flags = IORESOURCE_MEM,
200 .start = OMAP3630_ISP_CSI2C_REGS2_BASE,
201 .end = OMAP3630_ISP_CSI2C_REGS2_END,
202 .flags = IORESOURCE_MEM,
205 .start = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE,
206 .end = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE + 3,
207 .flags = IORESOURCE_MEM,
210 .start = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL,
211 .end = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL + 3,
212 .flags = IORESOURCE_MEM,
215 .start = 24 + OMAP_INTC_START,
216 .flags = IORESOURCE_IRQ,
220 static struct platform_device omap3isp_device = {
223 .num_resources = ARRAY_SIZE(omap3isp_resources),
224 .resource = omap3isp_resources,
227 static struct omap_iommu_arch_data omap3_isp_iommu = {
231 int omap3_init_camera(struct isp_platform_data *pdata)
233 omap3isp_device.dev.platform_data = pdata;
234 omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu;
236 return platform_device_register(&omap3isp_device);
239 #else /* !CONFIG_IOMMU_API */
241 int omap3_init_camera(struct isp_platform_data *pdata)
248 static inline void omap_init_camera(void)
250 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
251 if (cpu_is_omap24xx())
252 platform_device_register(&omap2cam_device);
256 #if IS_ENABLED(CONFIG_OMAP_CONTROL_USB)
257 static struct omap_control_usb_platform_data omap4_control_usb_pdata = {
261 struct resource omap4_control_usb_res[] = {
263 .name = "control_dev_conf",
266 .flags = IORESOURCE_MEM,
269 .name = "otghs_control",
272 .flags = IORESOURCE_MEM,
276 static struct platform_device omap4_control_usb = {
277 .name = "omap-control-usb",
280 .platform_data = &omap4_control_usb_pdata,
283 .resource = omap4_control_usb_res,
286 static inline void __init omap_init_control_usb(void)
288 if (!cpu_is_omap44xx())
291 if (platform_device_register(&omap4_control_usb))
292 pr_err("Error registering omap_control_usb device\n");
296 static inline void omap_init_control_usb(void) { }
297 #endif /* CONFIG_OMAP_CONTROL_USB */
299 int __init omap4_keyboard_init(struct omap4_keypad_platform_data
300 *sdp4430_keypad_data, struct omap_board_data *bdata)
302 struct platform_device *pdev;
303 struct omap_hwmod *oh;
304 struct omap4_keypad_platform_data *keypad_data;
305 unsigned int id = -1;
306 char *oh_name = "kbd";
307 char *name = "omap4-keypad";
309 oh = omap_hwmod_lookup(oh_name);
311 pr_err("Could not look up %s\n", oh_name);
315 keypad_data = sdp4430_keypad_data;
317 pdev = omap_device_build(name, id, oh, keypad_data,
318 sizeof(struct omap4_keypad_platform_data));
321 WARN(1, "Can't build omap_device for %s:%s.\n",
323 return PTR_ERR(pdev);
325 oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt);
330 #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
331 static inline void __init omap_init_mbox(void)
333 struct omap_hwmod *oh;
334 struct platform_device *pdev;
336 oh = omap_hwmod_lookup("mailbox");
338 pr_err("%s: unable to find hwmod\n", __func__);
342 pdev = omap_device_build("omap-mailbox", -1, oh, NULL, 0);
343 WARN(IS_ERR(pdev), "%s: could not build device, err %ld\n",
344 __func__, PTR_ERR(pdev));
347 static inline void omap_init_mbox(void) { }
348 #endif /* CONFIG_OMAP_MBOX_FWK */
350 static inline void omap_init_sti(void) {}
352 #if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
354 static struct platform_device omap_pcm = {
355 .name = "omap-pcm-audio",
359 static void omap_init_audio(void)
361 platform_device_register(&omap_pcm);
365 static inline void omap_init_audio(void) {}
368 #if defined(CONFIG_SND_OMAP_SOC_MCPDM) || \
369 defined(CONFIG_SND_OMAP_SOC_MCPDM_MODULE)
371 static void __init omap_init_mcpdm(void)
373 struct omap_hwmod *oh;
374 struct platform_device *pdev;
376 oh = omap_hwmod_lookup("mcpdm");
380 pdev = omap_device_build("omap-mcpdm", -1, oh, NULL, 0);
381 WARN(IS_ERR(pdev), "Can't build omap_device for omap-mcpdm.\n");
384 static inline void omap_init_mcpdm(void) {}
387 #if defined(CONFIG_SND_OMAP_SOC_DMIC) || \
388 defined(CONFIG_SND_OMAP_SOC_DMIC_MODULE)
390 static void __init omap_init_dmic(void)
392 struct omap_hwmod *oh;
393 struct platform_device *pdev;
395 oh = omap_hwmod_lookup("dmic");
399 pdev = omap_device_build("omap-dmic", -1, oh, NULL, 0);
400 WARN(IS_ERR(pdev), "Can't build omap_device for omap-dmic.\n");
403 static inline void omap_init_dmic(void) {}
406 #if defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI) || \
407 defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI_MODULE)
409 static struct platform_device omap_hdmi_audio = {
410 .name = "omap-hdmi-audio",
414 static void __init omap_init_hdmi_audio(void)
416 struct omap_hwmod *oh;
417 struct platform_device *pdev;
419 oh = omap_hwmod_lookup("dss_hdmi");
423 pdev = omap_device_build("omap-hdmi-audio-dai", -1, oh, NULL, 0);
425 "Can't build omap_device for omap-hdmi-audio-dai.\n");
427 platform_device_register(&omap_hdmi_audio);
430 static inline void omap_init_hdmi_audio(void) {}
433 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
435 #include <linux/platform_data/spi-omap2-mcspi.h>
437 static int __init omap_mcspi_init(struct omap_hwmod *oh, void *unused)
439 struct platform_device *pdev;
440 char *name = "omap2_mcspi";
441 struct omap2_mcspi_platform_config *pdata;
443 struct omap2_mcspi_dev_attr *mcspi_attrib = oh->dev_attr;
445 pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
447 pr_err("Memory allocation for McSPI device failed\n");
451 pdata->num_cs = mcspi_attrib->num_chipselect;
452 switch (oh->class->rev) {
453 case OMAP2_MCSPI_REV:
454 case OMAP3_MCSPI_REV:
455 pdata->regs_offset = 0;
457 case OMAP4_MCSPI_REV:
458 pdata->regs_offset = OMAP4_MCSPI_REG_OFFSET;
461 pr_err("Invalid McSPI Revision value\n");
467 pdev = omap_device_build(name, spi_num, oh, pdata, sizeof(*pdata));
468 WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s\n",
474 static void omap_init_mcspi(void)
476 omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL);
480 static inline void omap_init_mcspi(void) {}
484 * omap_init_rng - bind the RNG hwmod to the RNG omap_device
486 * Bind the RNG hwmod to the RNG omap_device. No return value.
488 static void omap_init_rng(void)
490 struct omap_hwmod *oh;
491 struct platform_device *pdev;
493 oh = omap_hwmod_lookup("rng");
497 pdev = omap_device_build("omap_rng", -1, oh, NULL, 0);
498 WARN(IS_ERR(pdev), "Can't build omap_device for omap_rng\n");
501 static void __init omap_init_sham(void)
503 struct omap_hwmod *oh;
504 struct platform_device *pdev;
506 oh = omap_hwmod_lookup("sham");
510 pdev = omap_device_build("omap-sham", -1, oh, NULL, 0);
511 WARN(IS_ERR(pdev), "Can't build omap_device for omap-sham\n");
514 static void __init omap_init_aes(void)
516 struct omap_hwmod *oh;
517 struct platform_device *pdev;
519 oh = omap_hwmod_lookup("aes");
523 pdev = omap_device_build("omap-aes", -1, oh, NULL, 0);
524 WARN(IS_ERR(pdev), "Can't build omap_device for omap-aes\n");
527 /*-------------------------------------------------------------------------*/
529 #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \
530 defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
531 #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
532 static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = {
535 static struct resource omap_vout_resource[2] = {
539 static struct platform_device omap_vout_device = {
541 .num_resources = ARRAY_SIZE(omap_vout_resource),
542 .resource = &omap_vout_resource[0],
545 static void omap_init_vout(void)
547 if (platform_device_register(&omap_vout_device) < 0)
548 printk(KERN_ERR "Unable to register OMAP-VOUT device\n");
551 static inline void omap_init_vout(void) {}
554 #if defined(CONFIG_OMAP_OCP2SCP) || defined(CONFIG_OMAP_OCP2SCP_MODULE)
555 static int count_ocp2scp_devices(struct omap_ocp2scp_dev *ocp2scp_dev)
559 while (ocp2scp_dev->drv_name != NULL) {
567 static void __init omap_init_ocp2scp(void)
569 struct omap_hwmod *oh;
570 struct platform_device *pdev;
571 int bus_id = -1, dev_cnt = 0, i;
572 struct omap_ocp2scp_dev *ocp2scp_dev;
573 const char *oh_name, *name;
574 struct omap_ocp2scp_platform_data *pdata;
576 if (!cpu_is_omap44xx())
579 oh_name = "ocp2scp_usb_phy";
580 name = "omap-ocp2scp";
582 oh = omap_hwmod_lookup(oh_name);
584 pr_err("%s: could not find omap_hwmod for %s\n", __func__,
589 pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
591 pr_err("%s: No memory for ocp2scp pdata\n", __func__);
595 ocp2scp_dev = oh->dev_attr;
596 dev_cnt = count_ocp2scp_devices(ocp2scp_dev);
599 pr_err("%s: No devices connected to ocp2scp\n", __func__);
604 pdata->devices = kzalloc(sizeof(struct omap_ocp2scp_dev *)
605 * dev_cnt, GFP_KERNEL);
606 if (!pdata->devices) {
607 pr_err("%s: No memory for ocp2scp pdata devices\n", __func__);
612 for (i = 0; i < dev_cnt; i++, ocp2scp_dev++)
613 pdata->devices[i] = ocp2scp_dev;
615 pdata->dev_cnt = dev_cnt;
617 pdev = omap_device_build(name, bus_id, oh, pdata, sizeof(*pdata));
619 pr_err("Could not build omap_device for %s %s\n",
621 kfree(pdata->devices);
627 static inline void omap_init_ocp2scp(void) { }
630 /*-------------------------------------------------------------------------*/
632 static int __init omap2_init_devices(void)
634 /* Enable dummy states for those platforms without pinctrl support */
635 if (!of_have_populated_dt())
636 pinctrl_provide_dummies();
639 * please keep these calls, and their implementations above,
640 * in alphabetical order so they're easier to sort through.
644 omap_init_hdmi_audio();
646 /* If dtb is there, the devices will be created dynamically */
647 if (!of_have_populated_dt()) {
648 omap_init_control_usb();
662 omap_arch_initcall(omap2_init_devices);