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/gpio.h>
19 #include <linux/slab.h>
21 #include <linux/pinctrl/machine.h>
22 #include <linux/platform_data/omap4-keypad.h>
23 #include <linux/wl12xx.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"
41 #define L3_MODULES_MAX_LEN 12
44 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 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);
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 omap_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];
79 /* If dtb is there, the devices will be created dynamically */
80 if (of_have_populated_dt())
84 * To avoid code running on other OMAPs in
87 if (!cpu_is_omap44xx() && !soc_is_omap54xx())
90 for (i = 0; i < L3_MODULES; i++) {
91 snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main_%d", i+1);
93 oh[i] = omap_hwmod_lookup(oh_name);
95 pr_err("could not look up %s\n", oh_name);
98 pdev = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL, 0);
100 WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name);
102 return IS_ERR(pdev) ? PTR_ERR(pdev) : 0;
104 omap_postcore_initcall(omap4_l3_init);
106 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
108 static struct resource omap2cam_resources[] = {
110 .start = OMAP24XX_CAMERA_BASE,
111 .end = OMAP24XX_CAMERA_BASE + 0xfff,
112 .flags = IORESOURCE_MEM,
115 .start = 24 + OMAP_INTC_START,
116 .flags = IORESOURCE_IRQ,
120 static struct platform_device omap2cam_device = {
121 .name = "omap24xxcam",
123 .num_resources = ARRAY_SIZE(omap2cam_resources),
124 .resource = omap2cam_resources,
128 #if defined(CONFIG_IOMMU_API)
130 #include <linux/platform_data/iommu-omap.h>
132 static struct resource omap3isp_resources[] = {
134 .start = OMAP3430_ISP_BASE,
135 .end = OMAP3430_ISP_END,
136 .flags = IORESOURCE_MEM,
139 .start = OMAP3430_ISP_CCP2_BASE,
140 .end = OMAP3430_ISP_CCP2_END,
141 .flags = IORESOURCE_MEM,
144 .start = OMAP3430_ISP_CCDC_BASE,
145 .end = OMAP3430_ISP_CCDC_END,
146 .flags = IORESOURCE_MEM,
149 .start = OMAP3430_ISP_HIST_BASE,
150 .end = OMAP3430_ISP_HIST_END,
151 .flags = IORESOURCE_MEM,
154 .start = OMAP3430_ISP_H3A_BASE,
155 .end = OMAP3430_ISP_H3A_END,
156 .flags = IORESOURCE_MEM,
159 .start = OMAP3430_ISP_PREV_BASE,
160 .end = OMAP3430_ISP_PREV_END,
161 .flags = IORESOURCE_MEM,
164 .start = OMAP3430_ISP_RESZ_BASE,
165 .end = OMAP3430_ISP_RESZ_END,
166 .flags = IORESOURCE_MEM,
169 .start = OMAP3430_ISP_SBL_BASE,
170 .end = OMAP3430_ISP_SBL_END,
171 .flags = IORESOURCE_MEM,
174 .start = OMAP3430_ISP_CSI2A_REGS1_BASE,
175 .end = OMAP3430_ISP_CSI2A_REGS1_END,
176 .flags = IORESOURCE_MEM,
179 .start = OMAP3430_ISP_CSIPHY2_BASE,
180 .end = OMAP3430_ISP_CSIPHY2_END,
181 .flags = IORESOURCE_MEM,
184 .start = OMAP3630_ISP_CSI2A_REGS2_BASE,
185 .end = OMAP3630_ISP_CSI2A_REGS2_END,
186 .flags = IORESOURCE_MEM,
189 .start = OMAP3630_ISP_CSI2C_REGS1_BASE,
190 .end = OMAP3630_ISP_CSI2C_REGS1_END,
191 .flags = IORESOURCE_MEM,
194 .start = OMAP3630_ISP_CSIPHY1_BASE,
195 .end = OMAP3630_ISP_CSIPHY1_END,
196 .flags = IORESOURCE_MEM,
199 .start = OMAP3630_ISP_CSI2C_REGS2_BASE,
200 .end = OMAP3630_ISP_CSI2C_REGS2_END,
201 .flags = IORESOURCE_MEM,
204 .start = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE,
205 .end = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE + 3,
206 .flags = IORESOURCE_MEM,
209 .start = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL,
210 .end = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL + 3,
211 .flags = IORESOURCE_MEM,
214 .start = 24 + OMAP_INTC_START,
215 .flags = IORESOURCE_IRQ,
219 static struct platform_device omap3isp_device = {
222 .num_resources = ARRAY_SIZE(omap3isp_resources),
223 .resource = omap3isp_resources,
226 static struct omap_iommu_arch_data omap3_isp_iommu = {
230 int omap3_init_camera(struct isp_platform_data *pdata)
232 omap3isp_device.dev.platform_data = pdata;
233 omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu;
235 return platform_device_register(&omap3isp_device);
238 #else /* !CONFIG_IOMMU_API */
240 int omap3_init_camera(struct isp_platform_data *pdata)
247 static inline void omap_init_camera(void)
249 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
250 if (cpu_is_omap24xx())
251 platform_device_register(&omap2cam_device);
255 int __init omap4_keyboard_init(struct omap4_keypad_platform_data
256 *sdp4430_keypad_data, struct omap_board_data *bdata)
258 struct platform_device *pdev;
259 struct omap_hwmod *oh;
260 struct omap4_keypad_platform_data *keypad_data;
261 unsigned int id = -1;
262 char *oh_name = "kbd";
263 char *name = "omap4-keypad";
265 oh = omap_hwmod_lookup(oh_name);
267 pr_err("Could not look up %s\n", oh_name);
271 keypad_data = sdp4430_keypad_data;
273 pdev = omap_device_build(name, id, oh, keypad_data,
274 sizeof(struct omap4_keypad_platform_data));
277 WARN(1, "Can't build omap_device for %s:%s.\n",
279 return PTR_ERR(pdev);
281 oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt);
286 #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
287 static inline void __init omap_init_mbox(void)
289 struct omap_hwmod *oh;
290 struct platform_device *pdev;
292 oh = omap_hwmod_lookup("mailbox");
294 pr_err("%s: unable to find hwmod\n", __func__);
298 pdev = omap_device_build("omap-mailbox", -1, oh, NULL, 0);
299 WARN(IS_ERR(pdev), "%s: could not build device, err %ld\n",
300 __func__, PTR_ERR(pdev));
303 static inline void omap_init_mbox(void) { }
304 #endif /* CONFIG_OMAP_MBOX_FWK */
306 static inline void omap_init_sti(void) {}
308 #if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
310 static struct platform_device omap_pcm = {
311 .name = "omap-pcm-audio",
315 static void omap_init_audio(void)
317 platform_device_register(&omap_pcm);
321 static inline void omap_init_audio(void) {}
324 #if defined(CONFIG_SND_OMAP_SOC_MCPDM) || \
325 defined(CONFIG_SND_OMAP_SOC_MCPDM_MODULE)
327 static void __init omap_init_mcpdm(void)
329 struct omap_hwmod *oh;
330 struct platform_device *pdev;
332 oh = omap_hwmod_lookup("mcpdm");
336 pdev = omap_device_build("omap-mcpdm", -1, oh, NULL, 0);
337 WARN(IS_ERR(pdev), "Can't build omap_device for omap-mcpdm.\n");
340 static inline void omap_init_mcpdm(void) {}
343 #if defined(CONFIG_SND_OMAP_SOC_DMIC) || \
344 defined(CONFIG_SND_OMAP_SOC_DMIC_MODULE)
346 static void __init omap_init_dmic(void)
348 struct omap_hwmod *oh;
349 struct platform_device *pdev;
351 oh = omap_hwmod_lookup("dmic");
355 pdev = omap_device_build("omap-dmic", -1, oh, NULL, 0);
356 WARN(IS_ERR(pdev), "Can't build omap_device for omap-dmic.\n");
359 static inline void omap_init_dmic(void) {}
362 #if defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI) || \
363 defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI_MODULE)
365 static struct platform_device omap_hdmi_audio = {
366 .name = "omap-hdmi-audio",
370 static void __init omap_init_hdmi_audio(void)
372 struct omap_hwmod *oh;
373 struct platform_device *pdev;
375 oh = omap_hwmod_lookup("dss_hdmi");
379 pdev = omap_device_build("omap-hdmi-audio-dai", -1, oh, NULL, 0);
381 "Can't build omap_device for omap-hdmi-audio-dai.\n");
383 platform_device_register(&omap_hdmi_audio);
386 static inline void omap_init_hdmi_audio(void) {}
389 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
391 #include <linux/platform_data/spi-omap2-mcspi.h>
393 static int __init omap_mcspi_init(struct omap_hwmod *oh, void *unused)
395 struct platform_device *pdev;
396 char *name = "omap2_mcspi";
397 struct omap2_mcspi_platform_config *pdata;
399 struct omap2_mcspi_dev_attr *mcspi_attrib = oh->dev_attr;
401 pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
403 pr_err("Memory allocation for McSPI device failed\n");
407 pdata->num_cs = mcspi_attrib->num_chipselect;
408 switch (oh->class->rev) {
409 case OMAP2_MCSPI_REV:
410 case OMAP3_MCSPI_REV:
411 pdata->regs_offset = 0;
413 case OMAP4_MCSPI_REV:
414 pdata->regs_offset = OMAP4_MCSPI_REG_OFFSET;
417 pr_err("Invalid McSPI Revision value\n");
423 pdev = omap_device_build(name, spi_num, oh, pdata, sizeof(*pdata));
424 WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s\n",
430 static void omap_init_mcspi(void)
432 omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL);
436 static inline void omap_init_mcspi(void) {}
440 * omap_init_rng - bind the RNG hwmod to the RNG omap_device
442 * Bind the RNG hwmod to the RNG omap_device. No return value.
444 static void omap_init_rng(void)
446 struct omap_hwmod *oh;
447 struct platform_device *pdev;
449 oh = omap_hwmod_lookup("rng");
453 pdev = omap_device_build("omap_rng", -1, oh, NULL, 0);
454 WARN(IS_ERR(pdev), "Can't build omap_device for omap_rng\n");
457 static void __init omap_init_sham(void)
459 struct omap_hwmod *oh;
460 struct platform_device *pdev;
462 oh = omap_hwmod_lookup("sham");
466 pdev = omap_device_build("omap-sham", -1, oh, NULL, 0);
467 WARN(IS_ERR(pdev), "Can't build omap_device for omap-sham\n");
470 static void __init omap_init_aes(void)
472 struct omap_hwmod *oh;
473 struct platform_device *pdev;
475 oh = omap_hwmod_lookup("aes");
479 pdev = omap_device_build("omap-aes", -1, oh, NULL, 0);
480 WARN(IS_ERR(pdev), "Can't build omap_device for omap-aes\n");
483 /*-------------------------------------------------------------------------*/
485 #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \
486 defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
487 #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
488 static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = {
491 static struct resource omap_vout_resource[2] = {
495 static struct platform_device omap_vout_device = {
497 .num_resources = ARRAY_SIZE(omap_vout_resource),
498 .resource = &omap_vout_resource[0],
501 static void omap_init_vout(void)
503 if (platform_device_register(&omap_vout_device) < 0)
504 printk(KERN_ERR "Unable to register OMAP-VOUT device\n");
507 static inline void omap_init_vout(void) {}
510 #if IS_ENABLED(CONFIG_WL12XX)
512 static struct wl12xx_platform_data wl12xx __initdata;
514 void __init omap_init_wl12xx_of(void)
518 if (!of_have_populated_dt())
521 if (of_machine_is_compatible("ti,omap4-sdp")) {
522 wl12xx.board_ref_clock = WL12XX_REFCLOCK_26;
523 wl12xx.board_tcxo_clock = WL12XX_TCXOCLOCK_26;
524 wl12xx.irq = gpio_to_irq(53);
525 } else if (of_machine_is_compatible("ti,omap4-panda")) {
526 wl12xx.board_ref_clock = WL12XX_REFCLOCK_38;
527 wl12xx.irq = gpio_to_irq(53);
532 ret = wl12xx_set_platform_data(&wl12xx);
534 pr_err("error setting wl12xx data: %d\n", ret);
539 static inline void omap_init_wl12xx_of(void)
544 /*-------------------------------------------------------------------------*/
546 static int __init omap2_init_devices(void)
548 /* Enable dummy states for those platforms without pinctrl support */
549 if (!of_have_populated_dt())
550 pinctrl_provide_dummies();
553 * please keep these calls, and their implementations above,
554 * in alphabetical order so they're easier to sort through.
558 omap_init_hdmi_audio();
560 /* If dtb is there, the devices will be created dynamically */
561 if (!of_have_populated_dt()) {
568 /* These can be removed when bindings are done */
569 omap_init_wl12xx_of();
577 omap_arch_initcall(omap2_init_devices);