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/wl12xx.h>
23 #include <linux/platform_data/mailbox-omap.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
);
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 PTR_RET(pdev
);
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_OMAP2PLUS_MBOX) || defined(CONFIG_OMAP2PLUS_MBOX_MODULE)
287 static inline void __init
omap_init_mbox(void)
289 struct omap_hwmod
*oh
;
290 struct platform_device
*pdev
;
291 struct omap_mbox_pdata
*pdata
;
293 oh
= omap_hwmod_lookup("mailbox");
295 pr_err("%s: unable to find hwmod\n", __func__
);
299 pr_err("%s: hwmod doesn't have valid attrs\n", __func__
);
303 pdata
= (struct omap_mbox_pdata
*)oh
->dev_attr
;
304 pdev
= omap_device_build("omap-mailbox", -1, oh
, pdata
, sizeof(*pdata
));
305 WARN(IS_ERR(pdev
), "%s: could not build device, err %ld\n",
306 __func__
, PTR_ERR(pdev
));
309 static inline void omap_init_mbox(void) { }
310 #endif /* CONFIG_OMAP2PLUS_MBOX */
312 static inline void omap_init_sti(void) {}
314 #if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE)
316 static struct platform_device omap_pcm
= {
317 .name
= "omap-pcm-audio",
321 static void omap_init_audio(void)
323 platform_device_register(&omap_pcm
);
327 static inline void omap_init_audio(void) {}
330 #if defined(CONFIG_SND_OMAP_SOC_MCPDM) || \
331 defined(CONFIG_SND_OMAP_SOC_MCPDM_MODULE)
333 static void __init
omap_init_mcpdm(void)
335 struct omap_hwmod
*oh
;
336 struct platform_device
*pdev
;
338 oh
= omap_hwmod_lookup("mcpdm");
342 pdev
= omap_device_build("omap-mcpdm", -1, oh
, NULL
, 0);
343 WARN(IS_ERR(pdev
), "Can't build omap_device for omap-mcpdm.\n");
346 static inline void omap_init_mcpdm(void) {}
349 #if defined(CONFIG_SND_OMAP_SOC_DMIC) || \
350 defined(CONFIG_SND_OMAP_SOC_DMIC_MODULE)
352 static void __init
omap_init_dmic(void)
354 struct omap_hwmod
*oh
;
355 struct platform_device
*pdev
;
357 oh
= omap_hwmod_lookup("dmic");
361 pdev
= omap_device_build("omap-dmic", -1, oh
, NULL
, 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");
385 pdev
= omap_device_build("omap-hdmi-audio-dai", -1, oh
, NULL
, 0);
387 "Can't build omap_device for omap-hdmi-audio-dai.\n");
389 platform_device_register(&omap_hdmi_audio
);
392 static inline void omap_init_hdmi_audio(void) {}
395 #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE)
397 #include <linux/platform_data/spi-omap2-mcspi.h>
399 static int __init
omap_mcspi_init(struct omap_hwmod
*oh
, void *unused
)
401 struct platform_device
*pdev
;
402 char *name
= "omap2_mcspi";
403 struct omap2_mcspi_platform_config
*pdata
;
405 struct omap2_mcspi_dev_attr
*mcspi_attrib
= oh
->dev_attr
;
407 pdata
= kzalloc(sizeof(*pdata
), GFP_KERNEL
);
409 pr_err("Memory allocation for McSPI device failed\n");
413 pdata
->num_cs
= mcspi_attrib
->num_chipselect
;
414 switch (oh
->class->rev
) {
415 case OMAP2_MCSPI_REV
:
416 case OMAP3_MCSPI_REV
:
417 pdata
->regs_offset
= 0;
419 case OMAP4_MCSPI_REV
:
420 pdata
->regs_offset
= OMAP4_MCSPI_REG_OFFSET
;
423 pr_err("Invalid McSPI Revision value\n");
429 pdev
= omap_device_build(name
, spi_num
, oh
, pdata
, sizeof(*pdata
));
430 WARN(IS_ERR(pdev
), "Can't build omap_device for %s:%s\n",
436 static void omap_init_mcspi(void)
438 omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init
, NULL
);
442 static inline void omap_init_mcspi(void) {}
446 * omap_init_rng - bind the RNG hwmod to the RNG omap_device
448 * Bind the RNG hwmod to the RNG omap_device. No return value.
450 static void omap_init_rng(void)
452 struct omap_hwmod
*oh
;
453 struct platform_device
*pdev
;
455 oh
= omap_hwmod_lookup("rng");
459 pdev
= omap_device_build("omap_rng", -1, oh
, NULL
, 0);
460 WARN(IS_ERR(pdev
), "Can't build omap_device for omap_rng\n");
463 static void __init
omap_init_sham(void)
465 struct omap_hwmod
*oh
;
466 struct platform_device
*pdev
;
468 oh
= omap_hwmod_lookup("sham");
472 pdev
= omap_device_build("omap-sham", -1, oh
, NULL
, 0);
473 WARN(IS_ERR(pdev
), "Can't build omap_device for omap-sham\n");
476 static void __init
omap_init_aes(void)
478 struct omap_hwmod
*oh
;
479 struct platform_device
*pdev
;
481 oh
= omap_hwmod_lookup("aes");
485 pdev
= omap_device_build("omap-aes", -1, oh
, NULL
, 0);
486 WARN(IS_ERR(pdev
), "Can't build omap_device for omap-aes\n");
489 /*-------------------------------------------------------------------------*/
491 #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \
492 defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE)
493 #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
494 static struct resource omap_vout_resource
[3 - CONFIG_FB_OMAP2_NUM_FBS
] = {
497 static struct resource omap_vout_resource
[2] = {
501 static struct platform_device omap_vout_device
= {
503 .num_resources
= ARRAY_SIZE(omap_vout_resource
),
504 .resource
= &omap_vout_resource
[0],
507 static void omap_init_vout(void)
509 if (platform_device_register(&omap_vout_device
) < 0)
510 printk(KERN_ERR
"Unable to register OMAP-VOUT device\n");
513 static inline void omap_init_vout(void) {}
516 #if IS_ENABLED(CONFIG_WL12XX)
518 static struct wl12xx_platform_data wl12xx __initdata
;
520 void __init
omap_init_wl12xx_of(void)
524 if (!of_have_populated_dt())
527 if (of_machine_is_compatible("ti,omap4-sdp")) {
528 wl12xx
.board_ref_clock
= WL12XX_REFCLOCK_26
;
529 wl12xx
.board_tcxo_clock
= WL12XX_TCXOCLOCK_26
;
530 wl12xx
.irq
= gpio_to_irq(53);
531 } else if (of_machine_is_compatible("ti,omap4-panda")) {
532 wl12xx
.board_ref_clock
= WL12XX_REFCLOCK_38
;
533 wl12xx
.irq
= gpio_to_irq(53);
538 ret
= wl12xx_set_platform_data(&wl12xx
);
540 pr_err("error setting wl12xx data: %d\n", ret
);
545 static inline void omap_init_wl12xx_of(void)
550 /*-------------------------------------------------------------------------*/
552 static int __init
omap2_init_devices(void)
554 /* Enable dummy states for those platforms without pinctrl support */
555 if (!of_have_populated_dt())
556 pinctrl_provide_dummies();
559 * please keep these calls, and their implementations above,
560 * in alphabetical order so they're easier to sort through.
564 omap_init_hdmi_audio();
566 /* If dtb is there, the devices will be created dynamically */
567 if (!of_have_populated_dt()) {
574 /* These can be removed when bindings are done */
575 omap_init_wl12xx_of();
583 omap_arch_initcall(omap2_init_devices
);