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>
24 #include <asm/mach-types.h>
25 #include <asm/mach/map.h>
27 #include <linux/omap-dma.h>
30 #include "omap_hwmod.h"
31 #include "omap_device.h"
32 #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,
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() && !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,
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 = 24 + OMAP_INTC_START,
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 #if defined(CONFIG_IOMMU_API)
132 #include <linux/platform_data/iommu-omap.h>
134 static struct resource omap3isp_resources[] = {
136 .start = OMAP3430_ISP_BASE,
137 .end = OMAP3430_ISP_END,
138 .flags = IORESOURCE_MEM,
141 .start = OMAP3430_ISP_CCP2_BASE,
142 .end = OMAP3430_ISP_CCP2_END,
143 .flags = IORESOURCE_MEM,
146 .start = OMAP3430_ISP_CCDC_BASE,
147 .end = OMAP3430_ISP_CCDC_END,
148 .flags = IORESOURCE_MEM,
151 .start = OMAP3430_ISP_HIST_BASE,
152 .end = OMAP3430_ISP_HIST_END,
153 .flags = IORESOURCE_MEM,
156 .start = OMAP3430_ISP_H3A_BASE,
157 .end = OMAP3430_ISP_H3A_END,
158 .flags = IORESOURCE_MEM,
161 .start = OMAP3430_ISP_PREV_BASE,
162 .end = OMAP3430_ISP_PREV_END,
163 .flags = IORESOURCE_MEM,
166 .start = OMAP3430_ISP_RESZ_BASE,
167 .end = OMAP3430_ISP_RESZ_END,
168 .flags = IORESOURCE_MEM,
171 .start = OMAP3430_ISP_SBL_BASE,
172 .end = OMAP3430_ISP_SBL_END,
173 .flags = IORESOURCE_MEM,
176 .start = OMAP3430_ISP_CSI2A_REGS1_BASE,
177 .end = OMAP3430_ISP_CSI2A_REGS1_END,
178 .flags = IORESOURCE_MEM,
181 .start = OMAP3430_ISP_CSIPHY2_BASE,
182 .end = OMAP3430_ISP_CSIPHY2_END,
183 .flags = IORESOURCE_MEM,
186 .start = OMAP3630_ISP_CSI2A_REGS2_BASE,
187 .end = OMAP3630_ISP_CSI2A_REGS2_END,
188 .flags = IORESOURCE_MEM,
191 .start = OMAP3630_ISP_CSI2C_REGS1_BASE,
192 .end = OMAP3630_ISP_CSI2C_REGS1_END,
193 .flags = IORESOURCE_MEM,
196 .start = OMAP3630_ISP_CSIPHY1_BASE,
197 .end = OMAP3630_ISP_CSIPHY1_END,
198 .flags = IORESOURCE_MEM,
201 .start = OMAP3630_ISP_CSI2C_REGS2_BASE,
202 .end = OMAP3630_ISP_CSI2C_REGS2_END,
203 .flags = IORESOURCE_MEM,
206 .start = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE,
207 .end = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE + 3,
208 .flags = IORESOURCE_MEM,
211 .start = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL,
212 .end = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL + 3,
213 .flags = IORESOURCE_MEM,
216 .start = 24 + OMAP_INTC_START,
217 .flags = IORESOURCE_IRQ,
221 static struct platform_device omap3isp_device = {
224 .num_resources = ARRAY_SIZE(omap3isp_resources),
225 .resource = omap3isp_resources,
228 static struct omap_iommu_arch_data omap3_isp_iommu = {
232 int omap3_init_camera(struct isp_platform_data *pdata)
234 omap3isp_device.dev.platform_data = pdata;
235 omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu;
237 return platform_device_register(&omap3isp_device);
240 #else /* !CONFIG_IOMMU_API */
242 int omap3_init_camera(struct isp_platform_data *pdata)
249 static inline void omap_init_camera(void)
251 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
252 if (cpu_is_omap24xx())
253 platform_device_register(&omap2cam_device);
257 int __init omap4_keyboard_init(struct omap4_keypad_platform_data
258 *sdp4430_keypad_data, struct omap_board_data *bdata)
260 struct platform_device *pdev;
261 struct omap_hwmod *oh;
262 struct omap4_keypad_platform_data *keypad_data;
263 unsigned int id = -1;
264 char *oh_name = "kbd";
265 char *name = "omap4-keypad";
267 oh = omap_hwmod_lookup(oh_name);
269 pr_err("Could not look up %s\n", oh_name);
273 keypad_data = sdp4430_keypad_data;
275 pdev = omap_device_build(name, id, oh, keypad_data,
276 sizeof(struct omap4_keypad_platform_data), NULL, 0, 0);
279 WARN(1, "Can't build omap_device for %s:%s.\n",
281 return PTR_ERR(pdev);
283 oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt);
288 #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
289 static inline void __init omap_init_mbox(void)
291 struct omap_hwmod *oh;
292 struct platform_device *pdev;
294 oh = omap_hwmod_lookup("mailbox");
296 pr_err("%s: unable to find hwmod\n", __func__);
300 pdev = omap_device_build("omap-mailbox", -1, oh, NULL, 0, NULL, 0, 0);
301 WARN(IS_ERR(pdev), "%s: could not build device, err %ld\n",
302 __func__, PTR_ERR(pdev));
305 static inline void omap_init_mbox(void) { }
306 #endif /* CONFIG_OMAP_MBOX_FWK */
308 static inline void omap_init_sti(void) {}
310 #if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
312 static struct platform_device omap_pcm = {
313 .name = "omap-pcm-audio",
317 static void omap_init_audio(void)
319 platform_device_register(&omap_pcm);
323 static inline void omap_init_audio(void) {}
326 #if defined(CONFIG_SND_OMAP_SOC_MCPDM) || \
327 defined(CONFIG_SND_OMAP_SOC_MCPDM_MODULE)
329 static void __init omap_init_mcpdm(void)
331 struct omap_hwmod *oh;
332 struct platform_device *pdev;
334 oh = omap_hwmod_lookup("mcpdm");
336 printk(KERN_ERR "Could not look up mcpdm hw_mod\n");
340 pdev = omap_device_build("omap-mcpdm", -1, oh, NULL, 0, NULL, 0, 0);
341 WARN(IS_ERR(pdev), "Can't build omap_device for omap-mcpdm.\n");
344 static inline void omap_init_mcpdm(void) {}
347 #if defined(CONFIG_SND_OMAP_SOC_DMIC) || \
348 defined(CONFIG_SND_OMAP_SOC_DMIC_MODULE)
350 static void __init omap_init_dmic(void)
352 struct omap_hwmod *oh;
353 struct platform_device *pdev;
355 oh = omap_hwmod_lookup("dmic");
357 pr_err("Could not look up dmic hw_mod\n");
361 pdev = omap_device_build("omap-dmic", -1, oh, NULL, 0, NULL, 0, 0);
362 WARN(IS_ERR(pdev), "Can't build omap_device for omap-dmic.\n");
365 static inline void omap_init_dmic(void) {}
368 #if defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI) || \
369 defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI_MODULE)
371 static struct platform_device omap_hdmi_audio = {
372 .name = "omap-hdmi-audio",
376 static void __init omap_init_hdmi_audio(void)
378 struct omap_hwmod *oh;
379 struct platform_device *pdev;
381 oh = omap_hwmod_lookup("dss_hdmi");
383 printk(KERN_ERR "Could not look up dss_hdmi hw_mod\n");
387 pdev = omap_device_build("omap-hdmi-audio-dai",
388 -1, oh, NULL, 0, NULL, 0, 0);
390 "Can't build omap_device for omap-hdmi-audio-dai.\n");
392 platform_device_register(&omap_hdmi_audio);
395 static inline void omap_init_hdmi_audio(void) {}
398 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
400 #include <linux/platform_data/spi-omap2-mcspi.h>
402 static int __init omap_mcspi_init(struct omap_hwmod *oh, void *unused)
404 struct platform_device *pdev;
405 char *name = "omap2_mcspi";
406 struct omap2_mcspi_platform_config *pdata;
408 struct omap2_mcspi_dev_attr *mcspi_attrib = oh->dev_attr;
410 pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
412 pr_err("Memory allocation for McSPI device failed\n");
416 pdata->num_cs = mcspi_attrib->num_chipselect;
417 switch (oh->class->rev) {
418 case OMAP2_MCSPI_REV:
419 case OMAP3_MCSPI_REV:
420 pdata->regs_offset = 0;
422 case OMAP4_MCSPI_REV:
423 pdata->regs_offset = OMAP4_MCSPI_REG_OFFSET;
426 pr_err("Invalid McSPI Revision value\n");
432 pdev = omap_device_build(name, spi_num, oh, pdata,
433 sizeof(*pdata), NULL, 0, 0);
434 WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s\n",
440 static void omap_init_mcspi(void)
442 omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL);
446 static inline void omap_init_mcspi(void) {}
450 * omap_init_rng - bind the RNG hwmod to the RNG omap_device
452 * Bind the RNG hwmod to the RNG omap_device. No return value.
454 static void omap_init_rng(void)
456 struct omap_hwmod *oh;
457 struct platform_device *pdev;
459 oh = omap_hwmod_lookup("rng");
463 pdev = omap_device_build("omap_rng", -1, oh, NULL, 0, NULL, 0, 0);
464 WARN(IS_ERR(pdev), "Can't build omap_device for omap_rng\n");
467 #if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE)
469 #ifdef CONFIG_ARCH_OMAP2
470 static struct resource omap2_sham_resources[] = {
472 .start = OMAP24XX_SEC_SHA1MD5_BASE,
473 .end = OMAP24XX_SEC_SHA1MD5_BASE + 0x64,
474 .flags = IORESOURCE_MEM,
477 .start = 51 + OMAP_INTC_START,
478 .flags = IORESOURCE_IRQ,
481 static int omap2_sham_resources_sz = ARRAY_SIZE(omap2_sham_resources);
483 #define omap2_sham_resources NULL
484 #define omap2_sham_resources_sz 0
487 #ifdef CONFIG_ARCH_OMAP3
488 static struct resource omap3_sham_resources[] = {
490 .start = OMAP34XX_SEC_SHA1MD5_BASE,
491 .end = OMAP34XX_SEC_SHA1MD5_BASE + 0x64,
492 .flags = IORESOURCE_MEM,
495 .start = 49 + OMAP_INTC_START,
496 .flags = IORESOURCE_IRQ,
499 .start = OMAP34XX_DMA_SHA1MD5_RX,
500 .flags = IORESOURCE_DMA,
503 static int omap3_sham_resources_sz = ARRAY_SIZE(omap3_sham_resources);
505 #define omap3_sham_resources NULL
506 #define omap3_sham_resources_sz 0
509 static struct platform_device sham_device = {
514 static void omap_init_sham(void)
516 if (cpu_is_omap24xx()) {
517 sham_device.resource = omap2_sham_resources;
518 sham_device.num_resources = omap2_sham_resources_sz;
519 } else if (cpu_is_omap34xx()) {
520 sham_device.resource = omap3_sham_resources;
521 sham_device.num_resources = omap3_sham_resources_sz;
523 pr_err("%s: platform not supported\n", __func__);
526 platform_device_register(&sham_device);
529 static inline void omap_init_sham(void) { }
532 #if defined(CONFIG_CRYPTO_DEV_OMAP_AES) || defined(CONFIG_CRYPTO_DEV_OMAP_AES_MODULE)
534 #ifdef CONFIG_ARCH_OMAP2
535 static struct resource omap2_aes_resources[] = {
537 .start = OMAP24XX_SEC_AES_BASE,
538 .end = OMAP24XX_SEC_AES_BASE + 0x4C,
539 .flags = IORESOURCE_MEM,
542 .start = OMAP24XX_DMA_AES_TX,
543 .flags = IORESOURCE_DMA,
546 .start = OMAP24XX_DMA_AES_RX,
547 .flags = IORESOURCE_DMA,
550 static int omap2_aes_resources_sz = ARRAY_SIZE(omap2_aes_resources);
552 #define omap2_aes_resources NULL
553 #define omap2_aes_resources_sz 0
556 #ifdef CONFIG_ARCH_OMAP3
557 static struct resource omap3_aes_resources[] = {
559 .start = OMAP34XX_SEC_AES_BASE,
560 .end = OMAP34XX_SEC_AES_BASE + 0x4C,
561 .flags = IORESOURCE_MEM,
564 .start = OMAP34XX_DMA_AES2_TX,
565 .flags = IORESOURCE_DMA,
568 .start = OMAP34XX_DMA_AES2_RX,
569 .flags = IORESOURCE_DMA,
572 static int omap3_aes_resources_sz = ARRAY_SIZE(omap3_aes_resources);
574 #define omap3_aes_resources NULL
575 #define omap3_aes_resources_sz 0
578 static struct platform_device aes_device = {
583 static void omap_init_aes(void)
585 if (cpu_is_omap24xx()) {
586 aes_device.resource = omap2_aes_resources;
587 aes_device.num_resources = omap2_aes_resources_sz;
588 } else if (cpu_is_omap34xx()) {
589 aes_device.resource = omap3_aes_resources;
590 aes_device.num_resources = omap3_aes_resources_sz;
592 pr_err("%s: platform not supported\n", __func__);
595 platform_device_register(&aes_device);
599 static inline void omap_init_aes(void) { }
602 /*-------------------------------------------------------------------------*/
604 #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \
605 defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
606 #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
607 static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = {
610 static struct resource omap_vout_resource[2] = {
614 static struct platform_device omap_vout_device = {
616 .num_resources = ARRAY_SIZE(omap_vout_resource),
617 .resource = &omap_vout_resource[0],
620 static void omap_init_vout(void)
622 if (platform_device_register(&omap_vout_device) < 0)
623 printk(KERN_ERR "Unable to register OMAP-VOUT device\n");
626 static inline void omap_init_vout(void) {}
629 #if defined(CONFIG_OMAP_OCP2SCP) || defined(CONFIG_OMAP_OCP2SCP_MODULE)
630 static int count_ocp2scp_devices(struct omap_ocp2scp_dev *ocp2scp_dev)
634 while (ocp2scp_dev->drv_name != NULL) {
642 static void __init omap_init_ocp2scp(void)
644 struct omap_hwmod *oh;
645 struct platform_device *pdev;
646 int bus_id = -1, dev_cnt = 0, i;
647 struct omap_ocp2scp_dev *ocp2scp_dev;
648 const char *oh_name, *name;
649 struct omap_ocp2scp_platform_data *pdata;
651 if (!cpu_is_omap44xx())
654 oh_name = "ocp2scp_usb_phy";
655 name = "omap-ocp2scp";
657 oh = omap_hwmod_lookup(oh_name);
659 pr_err("%s: could not find omap_hwmod for %s\n", __func__,
664 pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
666 pr_err("%s: No memory for ocp2scp pdata\n", __func__);
670 ocp2scp_dev = oh->dev_attr;
671 dev_cnt = count_ocp2scp_devices(ocp2scp_dev);
674 pr_err("%s: No devices connected to ocp2scp\n", __func__);
679 pdata->devices = kzalloc(sizeof(struct omap_ocp2scp_dev *)
680 * dev_cnt, GFP_KERNEL);
681 if (!pdata->devices) {
682 pr_err("%s: No memory for ocp2scp pdata devices\n", __func__);
687 for (i = 0; i < dev_cnt; i++, ocp2scp_dev++)
688 pdata->devices[i] = ocp2scp_dev;
690 pdata->dev_cnt = dev_cnt;
692 pdev = omap_device_build(name, bus_id, oh, pdata, sizeof(*pdata), NULL,
695 pr_err("Could not build omap_device for %s %s\n",
697 kfree(pdata->devices);
703 static inline void omap_init_ocp2scp(void) { }
706 /*-------------------------------------------------------------------------*/
708 static int __init omap2_init_devices(void)
710 /* Enable dummy states for those platforms without pinctrl support */
711 if (!of_have_populated_dt())
712 pinctrl_provide_dummies();
715 * please keep these calls, and their implementations above,
716 * in alphabetical order so they're easier to sort through.
720 omap_init_hdmi_audio();
722 /* If dtb is there, the devices will be created dynamically */
723 if (!of_have_populated_dt()) {
737 arch_initcall(omap2_init_devices);