Commit | Line | Data |
---|---|---|
1dbae815 TL |
1 | /* |
2 | * linux/arch/arm/mach-omap2/devices.c | |
3 | * | |
4 | * OMAP2 platform device setup/initialization | |
5 | * | |
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. | |
10 | */ | |
2f8163ba | 11 | #include <linux/gpio.h> |
1dbae815 TL |
12 | #include <linux/kernel.h> |
13 | #include <linux/init.h> | |
14 | #include <linux/platform_device.h> | |
fced80c7 | 15 | #include <linux/io.h> |
917fa280 | 16 | #include <linux/clk.h> |
f2ce6231 | 17 | #include <linux/err.h> |
1a5d8190 | 18 | #include <linux/slab.h> |
ad8dfac6 | 19 | #include <linux/of.h> |
484202f4 | 20 | #include <linux/pinctrl/machine.h> |
b8a7cf8e | 21 | #include <linux/platform_data/mailbox-omap.h> |
1dbae815 | 22 | |
1dbae815 TL |
23 | #include <asm/mach-types.h> |
24 | #include <asm/mach/map.h> | |
25 | ||
45c3eb7d | 26 | #include <linux/omap-dma.h> |
2a296c8f | 27 | |
ee0839c2 | 28 | #include "iomap.h" |
2a296c8f | 29 | #include "omap_hwmod.h" |
25c7d49e | 30 | #include "omap_device.h" |
1dbae815 | 31 | |
7d7e1eba TL |
32 | #include "soc.h" |
33 | #include "common.h" | |
4896e394 | 34 | #include "mux.h" |
4814ced5 | 35 | #include "control.h" |
a11f6706 | 36 | #include "devices.h" |
576e5bda | 37 | #include "display.h" |
4896e394 | 38 | |
0abcf618 | 39 | #define L3_MODULES_MAX_LEN 12 |
a4dc616a | 40 | #define L3_MODULES 3 |
0abcf618 | 41 | |
42 | static int __init omap3_l3_init(void) | |
43 | { | |
0abcf618 | 44 | struct omap_hwmod *oh; |
3528c58e | 45 | struct platform_device *pdev; |
0abcf618 | 46 | char oh_name[L3_MODULES_MAX_LEN]; |
47 | ||
48 | /* | |
49 | * To avoid code running on other OMAPs in | |
50 | * multi-omap builds | |
51 | */ | |
aa25729c | 52 | if (!(cpu_is_omap34xx()) || of_have_populated_dt()) |
0abcf618 | 53 | return -ENODEV; |
54 | ||
eeb3711b | 55 | snprintf(oh_name, L3_MODULES_MAX_LEN, "l3_main"); |
0abcf618 | 56 | |
57 | oh = omap_hwmod_lookup(oh_name); | |
58 | ||
59 | if (!oh) | |
60 | pr_err("could not look up %s\n", oh_name); | |
61 | ||
c1d1cd59 | 62 | pdev = omap_device_build("omap_l3_smx", 0, oh, NULL, 0); |
0abcf618 | 63 | |
3528c58e | 64 | WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name); |
0abcf618 | 65 | |
1261674a | 66 | return PTR_RET(pdev); |
0abcf618 | 67 | } |
b76c8b19 | 68 | omap_postcore_initcall(omap3_l3_init); |
0abcf618 | 69 | |
1a51a0ce OBC |
70 | #if defined(CONFIG_IOMMU_API) |
71 | ||
2ab7c848 | 72 | #include <linux/platform_data/iommu-omap.h> |
1a51a0ce | 73 | |
828c707e TL |
74 | static struct resource omap3isp_resources[] = { |
75 | { | |
76 | .start = OMAP3430_ISP_BASE, | |
77 | .end = OMAP3430_ISP_END, | |
78 | .flags = IORESOURCE_MEM, | |
79 | }, | |
828c707e TL |
80 | { |
81 | .start = OMAP3430_ISP_CCP2_BASE, | |
82 | .end = OMAP3430_ISP_CCP2_END, | |
83 | .flags = IORESOURCE_MEM, | |
84 | }, | |
85 | { | |
86 | .start = OMAP3430_ISP_CCDC_BASE, | |
87 | .end = OMAP3430_ISP_CCDC_END, | |
88 | .flags = IORESOURCE_MEM, | |
89 | }, | |
90 | { | |
91 | .start = OMAP3430_ISP_HIST_BASE, | |
92 | .end = OMAP3430_ISP_HIST_END, | |
93 | .flags = IORESOURCE_MEM, | |
94 | }, | |
95 | { | |
96 | .start = OMAP3430_ISP_H3A_BASE, | |
97 | .end = OMAP3430_ISP_H3A_END, | |
98 | .flags = IORESOURCE_MEM, | |
99 | }, | |
100 | { | |
101 | .start = OMAP3430_ISP_PREV_BASE, | |
102 | .end = OMAP3430_ISP_PREV_END, | |
103 | .flags = IORESOURCE_MEM, | |
104 | }, | |
105 | { | |
106 | .start = OMAP3430_ISP_RESZ_BASE, | |
107 | .end = OMAP3430_ISP_RESZ_END, | |
108 | .flags = IORESOURCE_MEM, | |
109 | }, | |
110 | { | |
111 | .start = OMAP3430_ISP_SBL_BASE, | |
112 | .end = OMAP3430_ISP_SBL_END, | |
113 | .flags = IORESOURCE_MEM, | |
114 | }, | |
115 | { | |
6817a69a TT |
116 | .start = OMAP3430_ISP_CSI2A_REGS1_BASE, |
117 | .end = OMAP3430_ISP_CSI2A_REGS1_END, | |
828c707e TL |
118 | .flags = IORESOURCE_MEM, |
119 | }, | |
120 | { | |
6817a69a TT |
121 | .start = OMAP3430_ISP_CSIPHY2_BASE, |
122 | .end = OMAP3430_ISP_CSIPHY2_END, | |
123 | .flags = IORESOURCE_MEM, | |
124 | }, | |
125 | { | |
126 | .start = OMAP3630_ISP_CSI2A_REGS2_BASE, | |
127 | .end = OMAP3630_ISP_CSI2A_REGS2_END, | |
828c707e TL |
128 | .flags = IORESOURCE_MEM, |
129 | }, | |
130 | { | |
6817a69a TT |
131 | .start = OMAP3630_ISP_CSI2C_REGS1_BASE, |
132 | .end = OMAP3630_ISP_CSI2C_REGS1_END, | |
133 | .flags = IORESOURCE_MEM, | |
134 | }, | |
135 | { | |
136 | .start = OMAP3630_ISP_CSIPHY1_BASE, | |
137 | .end = OMAP3630_ISP_CSIPHY1_END, | |
138 | .flags = IORESOURCE_MEM, | |
139 | }, | |
140 | { | |
141 | .start = OMAP3630_ISP_CSI2C_REGS2_BASE, | |
142 | .end = OMAP3630_ISP_CSI2C_REGS2_END, | |
828c707e TL |
143 | .flags = IORESOURCE_MEM, |
144 | }, | |
c19d19eb SA |
145 | { |
146 | .start = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE, | |
147 | .end = OMAP343X_CTRL_BASE + OMAP343X_CONTROL_CSIRXFE + 3, | |
148 | .flags = IORESOURCE_MEM, | |
149 | }, | |
150 | { | |
151 | .start = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL, | |
152 | .end = OMAP343X_CTRL_BASE + OMAP3630_CONTROL_CAMERA_PHY_CTRL + 3, | |
153 | .flags = IORESOURCE_MEM, | |
154 | }, | |
828c707e | 155 | { |
7d7e1eba | 156 | .start = 24 + OMAP_INTC_START, |
828c707e TL |
157 | .flags = IORESOURCE_IRQ, |
158 | } | |
159 | }; | |
160 | ||
161 | static struct platform_device omap3isp_device = { | |
162 | .name = "omap3isp", | |
163 | .id = -1, | |
164 | .num_resources = ARRAY_SIZE(omap3isp_resources), | |
165 | .resource = omap3isp_resources, | |
166 | }; | |
167 | ||
c8eaab3b | 168 | static struct omap_iommu_arch_data omap3_isp_iommu = { |
72b15b6a | 169 | .name = "mmu_isp", |
c8eaab3b OBC |
170 | }; |
171 | ||
a11f6706 | 172 | int omap3_init_camera(struct isp_platform_data *pdata) |
828c707e | 173 | { |
0ac4f03f SA |
174 | if (of_have_populated_dt()) |
175 | omap3_isp_iommu.name = "480bd400.mmu"; | |
176 | ||
a11f6706 | 177 | omap3isp_device.dev.platform_data = pdata; |
c8eaab3b OBC |
178 | omap3isp_device.dev.archdata.iommu = &omap3_isp_iommu; |
179 | ||
a11f6706 | 180 | return platform_device_register(&omap3isp_device); |
828c707e | 181 | } |
828c707e | 182 | |
1a51a0ce OBC |
183 | #else /* !CONFIG_IOMMU_API */ |
184 | ||
185 | int omap3_init_camera(struct isp_platform_data *pdata) | |
186 | { | |
187 | return 0; | |
188 | } | |
189 | ||
190 | #endif | |
191 | ||
c869c75c | 192 | #if defined(CONFIG_OMAP2PLUS_MBOX) || defined(CONFIG_OMAP2PLUS_MBOX_MODULE) |
9cf793f9 | 193 | static inline void __init omap_init_mbox(void) |
c40fae95 | 194 | { |
69dbf857 | 195 | struct omap_hwmod *oh; |
3528c58e | 196 | struct platform_device *pdev; |
b8a7cf8e | 197 | struct omap_mbox_pdata *pdata; |
69dbf857 FC |
198 | |
199 | oh = omap_hwmod_lookup("mailbox"); | |
200 | if (!oh) { | |
201 | pr_err("%s: unable to find hwmod\n", __func__); | |
6c20a683 HD |
202 | return; |
203 | } | |
b8a7cf8e SA |
204 | if (!oh->dev_attr) { |
205 | pr_err("%s: hwmod doesn't have valid attrs\n", __func__); | |
206 | return; | |
207 | } | |
69dbf857 | 208 | |
b8a7cf8e SA |
209 | pdata = (struct omap_mbox_pdata *)oh->dev_attr; |
210 | pdev = omap_device_build("omap-mailbox", -1, oh, pdata, sizeof(*pdata)); | |
3528c58e KH |
211 | WARN(IS_ERR(pdev), "%s: could not build device, err %ld\n", |
212 | __func__, PTR_ERR(pdev)); | |
c40fae95 TL |
213 | } |
214 | #else | |
215 | static inline void omap_init_mbox(void) { } | |
c869c75c | 216 | #endif /* CONFIG_OMAP2PLUS_MBOX */ |
c40fae95 | 217 | |
9b6553cd | 218 | static inline void omap_init_sti(void) {} |
9b6553cd | 219 | |
f0fba2ad LG |
220 | #if defined(CONFIG_SND_SOC) || defined(CONFIG_SND_SOC_MODULE) |
221 | ||
222 | static struct platform_device omap_pcm = { | |
223 | .name = "omap-pcm-audio", | |
224 | .id = -1, | |
225 | }; | |
226 | ||
f0fba2ad LG |
227 | static void omap_init_audio(void) |
228 | { | |
f0fba2ad LG |
229 | platform_device_register(&omap_pcm); |
230 | } | |
231 | ||
232 | #else | |
233 | static inline void omap_init_audio(void) {} | |
234 | #endif | |
235 | ||
646e3ed1 | 236 | #if defined(CONFIG_SPI_OMAP24XX) || defined(CONFIG_SPI_OMAP24XX_MODULE) |
ed7eb9d9 | 237 | |
2203747c | 238 | #include <linux/platform_data/spi-omap2-mcspi.h> |
ed7eb9d9 | 239 | |
9cf793f9 | 240 | static int __init omap_mcspi_init(struct omap_hwmod *oh, void *unused) |
af41a12f | 241 | { |
3528c58e | 242 | struct platform_device *pdev; |
1a5d8190 C |
243 | char *name = "omap2_mcspi"; |
244 | struct omap2_mcspi_platform_config *pdata; | |
245 | static int spi_num; | |
246 | struct omap2_mcspi_dev_attr *mcspi_attrib = oh->dev_attr; | |
247 | ||
248 | pdata = kzalloc(sizeof(*pdata), GFP_KERNEL); | |
249 | if (!pdata) { | |
250 | pr_err("Memory allocation for McSPI device failed\n"); | |
251 | return -ENOMEM; | |
252 | } | |
af41a12f | 253 | |
1a5d8190 C |
254 | pdata->num_cs = mcspi_attrib->num_chipselect; |
255 | switch (oh->class->rev) { | |
256 | case OMAP2_MCSPI_REV: | |
257 | case OMAP3_MCSPI_REV: | |
258 | pdata->regs_offset = 0; | |
259 | break; | |
260 | case OMAP4_MCSPI_REV: | |
261 | pdata->regs_offset = OMAP4_MCSPI_REG_OFFSET; | |
262 | break; | |
263 | default: | |
264 | pr_err("Invalid McSPI Revision value\n"); | |
e0feca89 | 265 | kfree(pdata); |
1a5d8190 C |
266 | return -EINVAL; |
267 | } | |
af41a12f | 268 | |
1a5d8190 | 269 | spi_num++; |
c1d1cd59 | 270 | pdev = omap_device_build(name, spi_num, oh, pdata, sizeof(*pdata)); |
3528c58e | 271 | WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s\n", |
1a5d8190 C |
272 | name, oh->name); |
273 | kfree(pdata); | |
274 | return 0; | |
af41a12f | 275 | } |
af41a12f TL |
276 | |
277 | static void omap_init_mcspi(void) | |
278 | { | |
1a5d8190 | 279 | omap_hwmod_for_each_by_class("mcspi", omap_mcspi_init, NULL); |
ed7eb9d9 JY |
280 | } |
281 | ||
282 | #else | |
283 | static inline void omap_init_mcspi(void) {} | |
284 | #endif | |
285 | ||
4848d460 PW |
286 | /** |
287 | * omap_init_rng - bind the RNG hwmod to the RNG omap_device | |
288 | * | |
289 | * Bind the RNG hwmod to the RNG omap_device. No return value. | |
290 | */ | |
291 | static void omap_init_rng(void) | |
292 | { | |
293 | struct omap_hwmod *oh; | |
294 | struct platform_device *pdev; | |
295 | ||
296 | oh = omap_hwmod_lookup("rng"); | |
297 | if (!oh) | |
298 | return; | |
299 | ||
c1d1cd59 | 300 | pdev = omap_device_build("omap_rng", -1, oh, NULL, 0); |
4848d460 PW |
301 | WARN(IS_ERR(pdev), "Can't build omap_device for omap_rng\n"); |
302 | } | |
88341334 | 303 | |
26f88e6e | 304 | static void __init omap_init_sham(void) |
646e3ed1 | 305 | { |
8c7bb573 MG |
306 | struct omap_hwmod *oh; |
307 | struct platform_device *pdev; | |
308 | ||
309 | oh = omap_hwmod_lookup("sham"); | |
310 | if (!oh) | |
311 | return; | |
312 | ||
313 | pdev = omap_device_build("omap-sham", -1, oh, NULL, 0); | |
314 | WARN(IS_ERR(pdev), "Can't build omap_device for omap-sham\n"); | |
646e3ed1 | 315 | } |
646e3ed1 | 316 | |
14ae5564 | 317 | static void __init omap_init_aes(void) |
b744c679 | 318 | { |
77e2fd84 MG |
319 | struct omap_hwmod *oh; |
320 | struct platform_device *pdev; | |
321 | ||
322 | oh = omap_hwmod_lookup("aes"); | |
323 | if (!oh) | |
324 | return; | |
325 | ||
326 | pdev = omap_device_build("omap-aes", -1, oh, NULL, 0); | |
327 | WARN(IS_ERR(pdev), "Can't build omap_device for omap-aes\n"); | |
b744c679 DK |
328 | } |
329 | ||
d8874665 TL |
330 | /*-------------------------------------------------------------------------*/ |
331 | ||
b227358d VH |
332 | #if defined(CONFIG_VIDEO_OMAP2_VOUT) || \ |
333 | defined(CONFIG_VIDEO_OMAP2_VOUT_MODULE) | |
334 | #if defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE) | |
335 | static struct resource omap_vout_resource[3 - CONFIG_FB_OMAP2_NUM_FBS] = { | |
336 | }; | |
337 | #else | |
338 | static struct resource omap_vout_resource[2] = { | |
339 | }; | |
340 | #endif | |
341 | ||
342 | static struct platform_device omap_vout_device = { | |
343 | .name = "omap_vout", | |
344 | .num_resources = ARRAY_SIZE(omap_vout_resource), | |
345 | .resource = &omap_vout_resource[0], | |
346 | .id = -1, | |
347 | }; | |
576e5bda AT |
348 | |
349 | int __init omap_init_vout(void) | |
b227358d | 350 | { |
576e5bda | 351 | return platform_device_register(&omap_vout_device); |
b227358d VH |
352 | } |
353 | #else | |
576e5bda | 354 | int __init omap_init_vout(void) { return 0; } |
b227358d VH |
355 | #endif |
356 | ||
1dbae815 TL |
357 | /*-------------------------------------------------------------------------*/ |
358 | ||
359 | static int __init omap2_init_devices(void) | |
360 | { | |
484202f4 MP |
361 | /* Enable dummy states for those platforms without pinctrl support */ |
362 | if (!of_have_populated_dt()) | |
363 | pinctrl_provide_dummies(); | |
364 | ||
81fbc5ef PW |
365 | /* |
366 | * please keep these calls, and their implementations above, | |
1dbae815 TL |
367 | * in alphabetical order so they're easier to sort through. |
368 | */ | |
f0fba2ad | 369 | omap_init_audio(); |
efcf1e50 | 370 | /* If dtb is there, the devices will be created dynamically */ |
259bd6ce | 371 | if (!of_have_populated_dt()) { |
dbd5f460 | 372 | omap_init_mbox(); |
efcf1e50 | 373 | omap_init_mcspi(); |
114d7a8b | 374 | omap_init_sham(); |
53335acc | 375 | omap_init_aes(); |
674ee08f | 376 | omap_init_rng(); |
259bd6ce | 377 | } |
9b6553cd | 378 | omap_init_sti(); |
1dbae815 TL |
379 | |
380 | return 0; | |
381 | } | |
b76c8b19 | 382 | omap_arch_initcall(omap2_init_devices); |
a8612809 TL |
383 | |
384 | static int __init omap_gpmc_init(void) | |
385 | { | |
386 | struct omap_hwmod *oh; | |
387 | struct platform_device *pdev; | |
388 | char *oh_name = "gpmc"; | |
389 | ||
390 | /* | |
391 | * if the board boots up with a populated DT, do not | |
392 | * manually add the device from this initcall | |
393 | */ | |
394 | if (of_have_populated_dt()) | |
395 | return -ENODEV; | |
396 | ||
397 | oh = omap_hwmod_lookup(oh_name); | |
398 | if (!oh) { | |
399 | pr_err("Could not look up %s\n", oh_name); | |
400 | return -ENODEV; | |
401 | } | |
402 | ||
403 | pdev = omap_device_build("omap-gpmc", -1, oh, NULL, 0); | |
404 | WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name); | |
405 | ||
406 | return PTR_RET(pdev); | |
407 | } | |
408 | omap_postcore_initcall(omap_gpmc_init); |