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
= 24 + OMAP_INTC_START
,
207 .flags
= IORESOURCE_IRQ
,
211 static struct platform_device omap3isp_device
= {
214 .num_resources
= ARRAY_SIZE(omap3isp_resources
),
215 .resource
= omap3isp_resources
,
218 static struct omap_iommu_arch_data omap3_isp_iommu
= {
222 int omap3_init_camera(struct isp_platform_data
*pdata
)
224 omap3isp_device
.dev
.platform_data
= pdata
;
225 omap3isp_device
.dev
.archdata
.iommu
= &omap3_isp_iommu
;
227 return platform_device_register(&omap3isp_device
);
230 #else /* !CONFIG_IOMMU_API */
232 int omap3_init_camera(struct isp_platform_data
*pdata
)
239 static inline void omap_init_camera(void)
241 #if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
242 if (cpu_is_omap24xx())
243 platform_device_register(&omap2cam_device
);
247 int __init
omap4_keyboard_init(struct omap4_keypad_platform_data
248 *sdp4430_keypad_data
, struct omap_board_data
*bdata
)
250 struct platform_device
*pdev
;
251 struct omap_hwmod
*oh
;
252 struct omap4_keypad_platform_data
*keypad_data
;
253 unsigned int id
= -1;
254 char *oh_name
= "kbd";
255 char *name
= "omap4-keypad";
257 oh
= omap_hwmod_lookup(oh_name
);
259 pr_err("Could not look up %s\n", oh_name
);
263 keypad_data
= sdp4430_keypad_data
;
265 pdev
= omap_device_build(name
, id
, oh
, keypad_data
,
266 sizeof(struct omap4_keypad_platform_data
), NULL
, 0, 0);
269 WARN(1, "Can't build omap_device for %s:%s.\n",
271 return PTR_ERR(pdev
);
273 oh
->mux
= omap_hwmod_mux_init(bdata
->pads
, bdata
->pads_cnt
);
278 #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
279 static inline void __init
omap_init_mbox(void)
281 struct omap_hwmod
*oh
;
282 struct platform_device
*pdev
;
284 oh
= omap_hwmod_lookup("mailbox");
286 pr_err("%s: unable to find hwmod\n", __func__
);
290 pdev
= omap_device_build("omap-mailbox", -1, oh
, NULL
, 0, NULL
, 0, 0);
291 WARN(IS_ERR(pdev
), "%s: could not build device, err %ld\n",
292 __func__
, PTR_ERR(pdev
));
295 static inline void omap_init_mbox(void) { }
296 #endif /* CONFIG_OMAP_MBOX_FWK */
298 static inline void omap_init_sti(void) {}
300 #if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
302 static struct platform_device omap_pcm
= {
303 .name
= "omap-pcm-audio",
307 static void omap_init_audio(void)
309 platform_device_register(&omap_pcm
);
313 static inline void omap_init_audio(void) {}
316 #if defined(CONFIG_SND_OMAP_SOC_MCPDM) || \
317 defined(CONFIG_SND_OMAP_SOC_MCPDM_MODULE)
319 static void __init
omap_init_mcpdm(void)
321 struct omap_hwmod
*oh
;
322 struct platform_device
*pdev
;
324 oh
= omap_hwmod_lookup("mcpdm");
326 printk(KERN_ERR
"Could not look up mcpdm hw_mod\n");
330 pdev
= omap_device_build("omap-mcpdm", -1, oh
, NULL
, 0, NULL
, 0, 0);
331 WARN(IS_ERR(pdev
), "Can't build omap_device for omap-mcpdm.\n");
334 static inline void omap_init_mcpdm(void) {}
337 #if defined(CONFIG_SND_OMAP_SOC_DMIC) || \
338 defined(CONFIG_SND_OMAP_SOC_DMIC_MODULE)
340 static void __init
omap_init_dmic(void)
342 struct omap_hwmod
*oh
;
343 struct platform_device
*pdev
;
345 oh
= omap_hwmod_lookup("dmic");
347 pr_err("Could not look up dmic hw_mod\n");
351 pdev
= omap_device_build("omap-dmic", -1, oh
, NULL
, 0, NULL
, 0, 0);
352 WARN(IS_ERR(pdev
), "Can't build omap_device for omap-dmic.\n");
355 static inline void omap_init_dmic(void) {}
358 #if defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI) || \
359 defined(CONFIG_SND_OMAP_SOC_OMAP_HDMI_MODULE)
361 static struct platform_device omap_hdmi_audio
= {
362 .name
= "omap-hdmi-audio",
366 static void __init
omap_init_hdmi_audio(void)
368 struct omap_hwmod
*oh
;
369 struct platform_device
*pdev
;
371 oh
= omap_hwmod_lookup("dss_hdmi");
373 printk(KERN_ERR
"Could not look up dss_hdmi hw_mod\n");
377 pdev
= omap_device_build("omap-hdmi-audio-dai",
378 -1, oh
, NULL
, 0, NULL
, 0, 0);
380 "Can't build omap_device for omap-hdmi-audio-dai.\n");
382 platform_device_register(&omap_hdmi_audio
);
385 static inline void omap_init_hdmi_audio(void) {}
388 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
390 #include <linux/platform_data/spi-omap2-mcspi.h>
392 static int __init
omap_mcspi_init(struct omap_hwmod
*oh
, void *unused
)
394 struct platform_device
*pdev
;
395 char *name
= "omap2_mcspi";
396 struct omap2_mcspi_platform_config
*pdata
;
398 struct omap2_mcspi_dev_attr
*mcspi_attrib
= oh
->dev_attr
;
400 pdata
= kzalloc(sizeof(*pdata
), GFP_KERNEL
);
402 pr_err("Memory allocation for McSPI device failed\n");
406 pdata
->num_cs
= mcspi_attrib
->num_chipselect
;
407 switch (oh
->class->rev
) {
408 case OMAP2_MCSPI_REV
:
409 case OMAP3_MCSPI_REV
:
410 pdata
->regs_offset
= 0;
412 case OMAP4_MCSPI_REV
:
413 pdata
->regs_offset
= OMAP4_MCSPI_REG_OFFSET
;
416 pr_err("Invalid McSPI Revision value\n");
422 pdev
= omap_device_build(name
, spi_num
, oh
, pdata
,
423 sizeof(*pdata
), NULL
, 0, 0);
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, NULL
, 0, 0);
454 WARN(IS_ERR(pdev
), "Can't build omap_device for omap_rng\n");
457 #if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE)
459 #ifdef CONFIG_ARCH_OMAP2
460 static struct resource omap2_sham_resources
[] = {
462 .start
= OMAP24XX_SEC_SHA1MD5_BASE
,
463 .end
= OMAP24XX_SEC_SHA1MD5_BASE
+ 0x64,
464 .flags
= IORESOURCE_MEM
,
467 .start
= 51 + OMAP_INTC_START
,
468 .flags
= IORESOURCE_IRQ
,
471 static int omap2_sham_resources_sz
= ARRAY_SIZE(omap2_sham_resources
);
473 #define omap2_sham_resources NULL
474 #define omap2_sham_resources_sz 0
477 #ifdef CONFIG_ARCH_OMAP3
478 static struct resource omap3_sham_resources
[] = {
480 .start
= OMAP34XX_SEC_SHA1MD5_BASE
,
481 .end
= OMAP34XX_SEC_SHA1MD5_BASE
+ 0x64,
482 .flags
= IORESOURCE_MEM
,
485 .start
= 49 + OMAP_INTC_START
,
486 .flags
= IORESOURCE_IRQ
,
489 .start
= OMAP34XX_DMA_SHA1MD5_RX
,
490 .flags
= IORESOURCE_DMA
,
493 static int omap3_sham_resources_sz
= ARRAY_SIZE(omap3_sham_resources
);
495 #define omap3_sham_resources NULL
496 #define omap3_sham_resources_sz 0
499 static struct platform_device sham_device
= {
504 static void omap_init_sham(void)
506 if (cpu_is_omap24xx()) {
507 sham_device
.resource
= omap2_sham_resources
;
508 sham_device
.num_resources
= omap2_sham_resources_sz
;
509 } else if (cpu_is_omap34xx()) {
510 sham_device
.resource
= omap3_sham_resources
;
511 sham_device
.num_resources
= omap3_sham_resources_sz
;
513 pr_err("%s: platform not supported\n", __func__
);
516 platform_device_register(&sham_device
);
519 static inline void omap_init_sham(void) { }
522 #if defined(CONFIG_CRYPTO_DEV_OMAP_AES) || defined(CONFIG_CRYPTO_DEV_OMAP_AES_MODULE)
524 #ifdef CONFIG_ARCH_OMAP2
525 static struct resource omap2_aes_resources
[] = {
527 .start
= OMAP24XX_SEC_AES_BASE
,
528 .end
= OMAP24XX_SEC_AES_BASE
+ 0x4C,
529 .flags
= IORESOURCE_MEM
,
532 .start
= OMAP24XX_DMA_AES_TX
,
533 .flags
= IORESOURCE_DMA
,
536 .start
= OMAP24XX_DMA_AES_RX
,
537 .flags
= IORESOURCE_DMA
,
540 static int omap2_aes_resources_sz
= ARRAY_SIZE(omap2_aes_resources
);
542 #define omap2_aes_resources NULL
543 #define omap2_aes_resources_sz 0
546 #ifdef CONFIG_ARCH_OMAP3
547 static struct resource omap3_aes_resources
[] = {
549 .start
= OMAP34XX_SEC_AES_BASE
,
550 .end
= OMAP34XX_SEC_AES_BASE
+ 0x4C,
551 .flags
= IORESOURCE_MEM
,
554 .start
= OMAP34XX_DMA_AES2_TX
,
555 .flags
= IORESOURCE_DMA
,
558 .start
= OMAP34XX_DMA_AES2_RX
,
559 .flags
= IORESOURCE_DMA
,
562 static int omap3_aes_resources_sz
= ARRAY_SIZE(omap3_aes_resources
);
564 #define omap3_aes_resources NULL
565 #define omap3_aes_resources_sz 0
568 static struct platform_device aes_device
= {
573 static void omap_init_aes(void)
575 if (cpu_is_omap24xx()) {
576 aes_device
.resource
= omap2_aes_resources
;
577 aes_device
.num_resources
= omap2_aes_resources_sz
;
578 } else if (cpu_is_omap34xx()) {
579 aes_device
.resource
= omap3_aes_resources
;
580 aes_device
.num_resources
= omap3_aes_resources_sz
;
582 pr_err("%s: platform not supported\n", __func__
);
585 platform_device_register(&aes_device
);
589 static inline void omap_init_aes(void) { }
592 /*-------------------------------------------------------------------------*/
594 #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \
595 defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
596 #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
597 static struct resource omap_vout_resource
[3 - CONFIG_FB_OMAP2_NUM_FBS
] = {
600 static struct resource omap_vout_resource
[2] = {
604 static struct platform_device omap_vout_device
= {
606 .num_resources
= ARRAY_SIZE(omap_vout_resource
),
607 .resource
= &omap_vout_resource
[0],
610 static void omap_init_vout(void)
612 if (platform_device_register(&omap_vout_device
) < 0)
613 printk(KERN_ERR
"Unable to register OMAP-VOUT device\n");
616 static inline void omap_init_vout(void) {}
619 #if defined(CONFIG_OMAP_OCP2SCP) || defined(CONFIG_OMAP_OCP2SCP_MODULE)
620 static int count_ocp2scp_devices(struct omap_ocp2scp_dev
*ocp2scp_dev
)
624 while (ocp2scp_dev
->drv_name
!= NULL
) {
632 static void omap_init_ocp2scp(void)
634 struct omap_hwmod
*oh
;
635 struct platform_device
*pdev
;
636 int bus_id
= -1, dev_cnt
= 0, i
;
637 struct omap_ocp2scp_dev
*ocp2scp_dev
;
638 const char *oh_name
, *name
;
639 struct omap_ocp2scp_platform_data
*pdata
;
641 if (!cpu_is_omap44xx())
644 oh_name
= "ocp2scp_usb_phy";
645 name
= "omap-ocp2scp";
647 oh
= omap_hwmod_lookup(oh_name
);
649 pr_err("%s: could not find omap_hwmod for %s\n", __func__
,
654 pdata
= kzalloc(sizeof(*pdata
), GFP_KERNEL
);
656 pr_err("%s: No memory for ocp2scp pdata\n", __func__
);
660 ocp2scp_dev
= oh
->dev_attr
;
661 dev_cnt
= count_ocp2scp_devices(ocp2scp_dev
);
664 pr_err("%s: No devices connected to ocp2scp\n", __func__
);
669 pdata
->devices
= kzalloc(sizeof(struct omap_ocp2scp_dev
*)
670 * dev_cnt
, GFP_KERNEL
);
671 if (!pdata
->devices
) {
672 pr_err("%s: No memory for ocp2scp pdata devices\n", __func__
);
677 for (i
= 0; i
< dev_cnt
; i
++, ocp2scp_dev
++)
678 pdata
->devices
[i
] = ocp2scp_dev
;
680 pdata
->dev_cnt
= dev_cnt
;
682 pdev
= omap_device_build(name
, bus_id
, oh
, pdata
, sizeof(*pdata
), NULL
,
685 pr_err("Could not build omap_device for %s %s\n",
687 kfree(pdata
->devices
);
693 static inline void omap_init_ocp2scp(void) { }
696 /*-------------------------------------------------------------------------*/
698 static int __init
omap2_init_devices(void)
700 /* Enable dummy states for those platforms without pinctrl support */
701 if (!of_have_populated_dt())
702 pinctrl_provide_dummies();
705 * please keep these calls, and their implementations above,
706 * in alphabetical order so they're easier to sort through.
710 omap_init_hdmi_audio();
712 /* If dtb is there, the devices will be created dynamically */
713 if (!of_have_populated_dt()) {
727 arch_initcall(omap2_init_devices
);