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 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
);