1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * linux/arch/arm/mach-omap2/io.c
4 *
5 * OMAP2 I/O mapping code
6 *
7 * Copyright (C) 2005 Nokia Corporation
8 * Copyright (C) 2007-2009 Texas Instruments
9 *
10 * Author:
11 * Juha Yrjola <juha.yrjola@nokia.com>
12 * Syed Khasim <x0khasim@ti.com>
13 *
14 * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com>
15 */
16 #include <linux/module.h>
17 #include <linux/kernel.h>
18 #include <linux/init.h>
19 #include <linux/io.h>
20 #include <linux/clk.h>
21
22 #include <asm/tlb.h>
23 #include <asm/mach/map.h>
24
25 #include <linux/omap-dma.h>
26
27 #include "omap_hwmod.h"
28 #include "soc.h"
29 #include "iomap.h"
30 #include "voltage.h"
31 #include "powerdomain.h"
32 #include "clockdomain.h"
33 #include "common.h"
34 #include "clock.h"
35 #include "clock2xxx.h"
36 #include "clock3xxx.h"
37 #include "sdrc.h"
38 #include "control.h"
39 #include "serial.h"
40 #include "sram.h"
41 #include "cm2xxx.h"
42 #include "cm3xxx.h"
43 #include "cm33xx.h"
44 #include "cm44xx.h"
45 #include "prm.h"
46 #include "cm.h"
47 #include "prcm_mpu44xx.h"
48 #include "prminst44xx.h"
49 #include "prm2xxx.h"
50 #include "prm3xxx.h"
51 #include "prm33xx.h"
52 #include "prm44xx.h"
53 #include "opp2xxx.h"
54 #include "omap-secure.h"
55
56 /*
57 * omap_clk_soc_init: points to a function that does the SoC-specific
58 * clock initializations
59 */
60 static int (*omap_clk_soc_init)(void);
61
62 /*
63 * The machine specific code may provide the extra mapping besides the
64 * default mapping provided here.
65 */
66
67 #if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430)
68 static struct map_desc omap24xx_io_desc[] __initdata = {
69 {
70 .virtual = L3_24XX_VIRT,
71 .pfn = __phys_to_pfn(L3_24XX_PHYS),
72 .length = L3_24XX_SIZE,
73 .type = MT_DEVICE
74 },
75 {
76 .virtual = L4_24XX_VIRT,
77 .pfn = __phys_to_pfn(L4_24XX_PHYS),
78 .length = L4_24XX_SIZE,
79 .type = MT_DEVICE
80 },
81 };
82
83 #ifdef CONFIG_SOC_OMAP2420
84 static struct map_desc omap242x_io_desc[] __initdata = {
85 {
86 .virtual = DSP_MEM_2420_VIRT,
87 .pfn = __phys_to_pfn(DSP_MEM_2420_PHYS),
88 .length = DSP_MEM_2420_SIZE,
89 .type = MT_DEVICE
90 },
91 {
92 .virtual = DSP_IPI_2420_VIRT,
93 .pfn = __phys_to_pfn(DSP_IPI_2420_PHYS),
94 .length = DSP_IPI_2420_SIZE,
95 .type = MT_DEVICE
96 },
97 {
98 .virtual = DSP_MMU_2420_VIRT,
99 .pfn = __phys_to_pfn(DSP_MMU_2420_PHYS),
100 .length = DSP_MMU_2420_SIZE,
101 .type = MT_DEVICE
102 },
103 };
104
105 #endif
106
107 #ifdef CONFIG_SOC_OMAP2430
108 static struct map_desc omap243x_io_desc[] __initdata = {
109 {
110 .virtual = L4_WK_243X_VIRT,
111 .pfn = __phys_to_pfn(L4_WK_243X_PHYS),
112 .length = L4_WK_243X_SIZE,
113 .type = MT_DEVICE
114 },
115 {
116 .virtual = OMAP243X_GPMC_VIRT,
117 .pfn = __phys_to_pfn(OMAP243X_GPMC_PHYS),
118 .length = OMAP243X_GPMC_SIZE,
119 .type = MT_DEVICE
120 },
121 {
122 .virtual = OMAP243X_SDRC_VIRT,
123 .pfn = __phys_to_pfn(OMAP243X_SDRC_PHYS),
124 .length = OMAP243X_SDRC_SIZE,
125 .type = MT_DEVICE
126 },
127 {
128 .virtual = OMAP243X_SMS_VIRT,
129 .pfn = __phys_to_pfn(OMAP243X_SMS_PHYS),
130 .length = OMAP243X_SMS_SIZE,
131 .type = MT_DEVICE
132 },
133 };
134 #endif
135 #endif
136
137 #ifdef CONFIG_ARCH_OMAP3
138 static struct map_desc omap34xx_io_desc[] __initdata = {
139 {
140 .virtual = L3_34XX_VIRT,
141 .pfn = __phys_to_pfn(L3_34XX_PHYS),
142 .length = L3_34XX_SIZE,
143 .type = MT_DEVICE
144 },
145 {
146 .virtual = L4_34XX_VIRT,
147 .pfn = __phys_to_pfn(L4_34XX_PHYS),
148 .length = L4_34XX_SIZE,
149 .type = MT_DEVICE
150 },
151 {
152 .virtual = OMAP34XX_GPMC_VIRT,
153 .pfn = __phys_to_pfn(OMAP34XX_GPMC_PHYS),
154 .length = OMAP34XX_GPMC_SIZE,
155 .type = MT_DEVICE
156 },
157 {
158 .virtual = OMAP343X_SMS_VIRT,
159 .pfn = __phys_to_pfn(OMAP343X_SMS_PHYS),
160 .length = OMAP343X_SMS_SIZE,
161 .type = MT_DEVICE
162 },
163 {
164 .virtual = OMAP343X_SDRC_VIRT,
165 .pfn = __phys_to_pfn(OMAP343X_SDRC_PHYS),
166 .length = OMAP343X_SDRC_SIZE,
167 .type = MT_DEVICE
168 },
169 {
170 .virtual = L4_PER_34XX_VIRT,
171 .pfn = __phys_to_pfn(L4_PER_34XX_PHYS),
172 .length = L4_PER_34XX_SIZE,
173 .type = MT_DEVICE
174 },
175 {
176 .virtual = L4_EMU_34XX_VIRT,
177 .pfn = __phys_to_pfn(L4_EMU_34XX_PHYS),
178 .length = L4_EMU_34XX_SIZE,
179 .type = MT_DEVICE
180 },
181 };
182 #endif
183
184 #ifdef CONFIG_SOC_TI81XX
185 static struct map_desc omapti81xx_io_desc[] __initdata = {
186 {
187 .virtual = L4_34XX_VIRT,
188 .pfn = __phys_to_pfn(L4_34XX_PHYS),
189 .length = L4_34XX_SIZE,
190 .type = MT_DEVICE
191 }
192 };
193 #endif
194
195 #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
196 static struct map_desc omapam33xx_io_desc[] __initdata = {
197 {
198 .virtual = L4_34XX_VIRT,
199 .pfn = __phys_to_pfn(L4_34XX_PHYS),
200 .length = L4_34XX_SIZE,
201 .type = MT_DEVICE
202 },
203 {
204 .virtual = L4_WK_AM33XX_VIRT,
205 .pfn = __phys_to_pfn(L4_WK_AM33XX_PHYS),
206 .length = L4_WK_AM33XX_SIZE,
207 .type = MT_DEVICE
208 }
209 };
210 #endif
211
212 #ifdef CONFIG_ARCH_OMAP4
213 static struct map_desc omap44xx_io_desc[] __initdata = {
214 {
215 .virtual = L3_44XX_VIRT,
216 .pfn = __phys_to_pfn(L3_44XX_PHYS),
217 .length = L3_44XX_SIZE,
218 .type = MT_DEVICE,
219 },
220 {
221 .virtual = L4_44XX_VIRT,
222 .pfn = __phys_to_pfn(L4_44XX_PHYS),
223 .length = L4_44XX_SIZE,
224 .type = MT_DEVICE,
225 },
226 {
227 .virtual = L4_PER_44XX_VIRT,
228 .pfn = __phys_to_pfn(L4_PER_44XX_PHYS),
229 .length = L4_PER_44XX_SIZE,
230 .type = MT_DEVICE,
231 },
232 };
233 #endif
234
235 #ifdef CONFIG_SOC_OMAP5
236 static struct map_desc omap54xx_io_desc[] __initdata = {
237 {
238 .virtual = L3_54XX_VIRT,
239 .pfn = __phys_to_pfn(L3_54XX_PHYS),
240 .length = L3_54XX_SIZE,
241 .type = MT_DEVICE,
242 },
243 {
244 .virtual = L4_54XX_VIRT,
245 .pfn = __phys_to_pfn(L4_54XX_PHYS),
246 .length = L4_54XX_SIZE,
247 .type = MT_DEVICE,
248 },
249 {
250 .virtual = L4_WK_54XX_VIRT,
251 .pfn = __phys_to_pfn(L4_WK_54XX_PHYS),
252 .length = L4_WK_54XX_SIZE,
253 .type = MT_DEVICE,
254 },
255 {
256 .virtual = L4_PER_54XX_VIRT,
257 .pfn = __phys_to_pfn(L4_PER_54XX_PHYS),
258 .length = L4_PER_54XX_SIZE,
259 .type = MT_DEVICE,
260 },
261 };
262 #endif
263
264 #ifdef CONFIG_SOC_DRA7XX
265 static struct map_desc dra7xx_io_desc[] __initdata = {
266 {
267 .virtual = L4_CFG_MPU_DRA7XX_VIRT,
268 .pfn = __phys_to_pfn(L4_CFG_MPU_DRA7XX_PHYS),
269 .length = L4_CFG_MPU_DRA7XX_SIZE,
270 .type = MT_DEVICE,
271 },
272 {
273 .virtual = L3_MAIN_SN_DRA7XX_VIRT,
274 .pfn = __phys_to_pfn(L3_MAIN_SN_DRA7XX_PHYS),
275 .length = L3_MAIN_SN_DRA7XX_SIZE,
276 .type = MT_DEVICE,
277 },
278 {
279 .virtual = L4_PER1_DRA7XX_VIRT,
280 .pfn = __phys_to_pfn(L4_PER1_DRA7XX_PHYS),
281 .length = L4_PER1_DRA7XX_SIZE,
282 .type = MT_DEVICE,
283 },
284 {
285 .virtual = L4_PER2_DRA7XX_VIRT,
286 .pfn = __phys_to_pfn(L4_PER2_DRA7XX_PHYS),
287 .length = L4_PER2_DRA7XX_SIZE,
288 .type = MT_DEVICE,
289 },
290 {
291 .virtual = L4_PER3_DRA7XX_VIRT,
292 .pfn = __phys_to_pfn(L4_PER3_DRA7XX_PHYS),
293 .length = L4_PER3_DRA7XX_SIZE,
294 .type = MT_DEVICE,
295 },
296 {
297 .virtual = L4_CFG_DRA7XX_VIRT,
298 .pfn = __phys_to_pfn(L4_CFG_DRA7XX_PHYS),
299 .length = L4_CFG_DRA7XX_SIZE,
300 .type = MT_DEVICE,
301 },
302 {
303 .virtual = L4_WKUP_DRA7XX_VIRT,
304 .pfn = __phys_to_pfn(L4_WKUP_DRA7XX_PHYS),
305 .length = L4_WKUP_DRA7XX_SIZE,
306 .type = MT_DEVICE,
307 },
308 };
309 #endif
310
311 #ifdef CONFIG_SOC_OMAP2420
omap242x_map_io(void)312 void __init omap242x_map_io(void)
313 {
314 iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc));
315 iotable_init(omap242x_io_desc, ARRAY_SIZE(omap242x_io_desc));
316 }
317 #endif
318
319 #ifdef CONFIG_SOC_OMAP2430
omap243x_map_io(void)320 void __init omap243x_map_io(void)
321 {
322 iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc));
323 iotable_init(omap243x_io_desc, ARRAY_SIZE(omap243x_io_desc));
324 }
325 #endif
326
327 #ifdef CONFIG_ARCH_OMAP3
omap3_map_io(void)328 void __init omap3_map_io(void)
329 {
330 iotable_init(omap34xx_io_desc, ARRAY_SIZE(omap34xx_io_desc));
331 }
332 #endif
333
334 #ifdef CONFIG_SOC_TI81XX
ti81xx_map_io(void)335 void __init ti81xx_map_io(void)
336 {
337 iotable_init(omapti81xx_io_desc, ARRAY_SIZE(omapti81xx_io_desc));
338 }
339 #endif
340
341 #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
am33xx_map_io(void)342 void __init am33xx_map_io(void)
343 {
344 iotable_init(omapam33xx_io_desc, ARRAY_SIZE(omapam33xx_io_desc));
345 }
346 #endif
347
348 #ifdef CONFIG_ARCH_OMAP4
omap4_map_io(void)349 void __init omap4_map_io(void)
350 {
351 iotable_init(omap44xx_io_desc, ARRAY_SIZE(omap44xx_io_desc));
352 omap_barriers_init();
353 }
354 #endif
355
356 #ifdef CONFIG_SOC_OMAP5
omap5_map_io(void)357 void __init omap5_map_io(void)
358 {
359 iotable_init(omap54xx_io_desc, ARRAY_SIZE(omap54xx_io_desc));
360 omap_barriers_init();
361 }
362 #endif
363
364 #ifdef CONFIG_SOC_DRA7XX
dra7xx_map_io(void)365 void __init dra7xx_map_io(void)
366 {
367 iotable_init(dra7xx_io_desc, ARRAY_SIZE(dra7xx_io_desc));
368 omap_barriers_init();
369 }
370 #endif
371 /*
372 * omap2_init_reprogram_sdrc - reprogram SDRC timing parameters
373 *
374 * Sets the CORE DPLL3 M2 divider to the same value that it's at
375 * currently. This has the effect of setting the SDRC SDRAM AC timing
376 * registers to the values currently defined by the kernel. Currently
377 * only defined for OMAP3; will return 0 if called on OMAP2. Returns
378 * -EINVAL if the dpll3_m2_ck cannot be found, 0 if called on OMAP2,
379 * or passes along the return value of clk_set_rate().
380 */
_omap2_init_reprogram_sdrc(void)381 static int __init _omap2_init_reprogram_sdrc(void)
382 {
383 struct clk *dpll3_m2_ck;
384 int v = -EINVAL;
385 long rate;
386
387 if (!cpu_is_omap34xx())
388 return 0;
389
390 dpll3_m2_ck = clk_get(NULL, "dpll3_m2_ck");
391 if (IS_ERR(dpll3_m2_ck))
392 return -EINVAL;
393
394 rate = clk_get_rate(dpll3_m2_ck);
395 pr_info("Reprogramming SDRC clock to %ld Hz\n", rate);
396 v = clk_set_rate(dpll3_m2_ck, rate);
397 if (v)
398 pr_err("dpll3_m2_clk rate change failed: %d\n", v);
399
400 clk_put(dpll3_m2_ck);
401
402 return v;
403 }
404
_set_hwmod_postsetup_state(struct omap_hwmod * oh,void * data)405 static int _set_hwmod_postsetup_state(struct omap_hwmod *oh, void *data)
406 {
407 return omap_hwmod_set_postsetup_state(oh, *(u8 *)data);
408 }
409
omap_hwmod_init_postsetup(void)410 static void __init __maybe_unused omap_hwmod_init_postsetup(void)
411 {
412 u8 postsetup_state = _HWMOD_STATE_DEFAULT;
413
414 /* Set the default postsetup state for all hwmods */
415 omap_hwmod_for_each(_set_hwmod_postsetup_state, &postsetup_state);
416 }
417
418 #ifdef CONFIG_SOC_OMAP2420
omap2420_init_early(void)419 void __init omap2420_init_early(void)
420 {
421 omap2_set_globals_tap(OMAP242X_CLASS, OMAP2_L4_IO_ADDRESS(0x48014000));
422 omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE),
423 OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE));
424 omap2_control_base_init();
425 omap2xxx_check_revision();
426 omap2_prcm_base_init();
427 omap2xxx_voltagedomains_init();
428 omap242x_powerdomains_init();
429 omap242x_clockdomains_init();
430 omap2420_hwmod_init();
431 omap_hwmod_init_postsetup();
432 omap_clk_soc_init = omap2420_dt_clk_init;
433 rate_table = omap2420_rate_table;
434 }
435
omap2420_init_late(void)436 void __init omap2420_init_late(void)
437 {
438 omap_pm_soc_init = omap2_pm_init;
439 }
440 #endif
441
442 #ifdef CONFIG_SOC_OMAP2430
omap2430_init_early(void)443 void __init omap2430_init_early(void)
444 {
445 omap2_set_globals_tap(OMAP243X_CLASS, OMAP2_L4_IO_ADDRESS(0x4900a000));
446 omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE),
447 OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE));
448 omap2_control_base_init();
449 omap2xxx_check_revision();
450 omap2_prcm_base_init();
451 omap2xxx_voltagedomains_init();
452 omap243x_powerdomains_init();
453 omap243x_clockdomains_init();
454 omap2430_hwmod_init();
455 omap_hwmod_init_postsetup();
456 omap_clk_soc_init = omap2430_dt_clk_init;
457 rate_table = omap2430_rate_table;
458 }
459
omap2430_init_late(void)460 void __init omap2430_init_late(void)
461 {
462 omap_pm_soc_init = omap2_pm_init;
463 }
464 #endif
465
466 /*
467 * Currently only board-omap3beagle.c should call this because of the
468 * same machine_id for 34xx and 36xx beagle.. Will get fixed with DT.
469 */
470 #ifdef CONFIG_ARCH_OMAP3
omap3_init_early(void)471 void __init omap3_init_early(void)
472 {
473 omap2_set_globals_tap(OMAP343X_CLASS, OMAP2_L4_IO_ADDRESS(0x4830A000));
474 omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE),
475 OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE));
476 omap2_control_base_init();
477 omap3xxx_check_revision();
478 omap3xxx_check_features();
479 omap2_prcm_base_init();
480 omap3xxx_voltagedomains_init();
481 omap3xxx_powerdomains_init();
482 omap3xxx_clockdomains_init();
483 omap3xxx_hwmod_init();
484 omap_hwmod_init_postsetup();
485 omap_secure_init();
486 }
487
omap3430_init_early(void)488 void __init omap3430_init_early(void)
489 {
490 omap3_init_early();
491 omap_clk_soc_init = omap3430_dt_clk_init;
492 }
493
omap35xx_init_early(void)494 void __init omap35xx_init_early(void)
495 {
496 omap3_init_early();
497 omap_clk_soc_init = omap3430_dt_clk_init;
498 }
499
omap3630_init_early(void)500 void __init omap3630_init_early(void)
501 {
502 omap3_init_early();
503 omap_clk_soc_init = omap3630_dt_clk_init;
504 }
505
am35xx_init_early(void)506 void __init am35xx_init_early(void)
507 {
508 omap3_init_early();
509 omap_clk_soc_init = am35xx_dt_clk_init;
510 }
511
omap3_init_late(void)512 void __init omap3_init_late(void)
513 {
514 omap_pm_soc_init = omap3_pm_init;
515 }
516
ti81xx_init_late(void)517 void __init ti81xx_init_late(void)
518 {
519 omap_pm_soc_init = omap_pm_nop_init;
520 }
521 #endif
522
523 #ifdef CONFIG_SOC_TI81XX
ti814x_init_early(void)524 void __init ti814x_init_early(void)
525 {
526 omap2_set_globals_tap(TI814X_CLASS,
527 OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE));
528 omap2_control_base_init();
529 omap3xxx_check_revision();
530 ti81xx_check_features();
531 omap2_prcm_base_init();
532 omap3xxx_voltagedomains_init();
533 omap3xxx_powerdomains_init();
534 ti814x_clockdomains_init();
535 dm814x_hwmod_init();
536 omap_hwmod_init_postsetup();
537 omap_clk_soc_init = dm814x_dt_clk_init;
538 omap_secure_init();
539 }
540
ti816x_init_early(void)541 void __init ti816x_init_early(void)
542 {
543 omap2_set_globals_tap(TI816X_CLASS,
544 OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE));
545 omap2_control_base_init();
546 omap3xxx_check_revision();
547 ti81xx_check_features();
548 omap2_prcm_base_init();
549 omap3xxx_voltagedomains_init();
550 omap3xxx_powerdomains_init();
551 ti816x_clockdomains_init();
552 dm816x_hwmod_init();
553 omap_hwmod_init_postsetup();
554 omap_clk_soc_init = dm816x_dt_clk_init;
555 omap_secure_init();
556 }
557 #endif
558
559 #ifdef CONFIG_SOC_AM33XX
am33xx_init_early(void)560 void __init am33xx_init_early(void)
561 {
562 omap2_set_globals_tap(AM335X_CLASS,
563 AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE));
564 omap2_control_base_init();
565 omap3xxx_check_revision();
566 am33xx_check_features();
567 omap2_prcm_base_init();
568 am33xx_powerdomains_init();
569 am33xx_clockdomains_init();
570 am33xx_hwmod_init();
571 omap_hwmod_init_postsetup();
572 omap_clk_soc_init = am33xx_dt_clk_init;
573 omap_secure_init();
574 }
575
am33xx_init_late(void)576 void __init am33xx_init_late(void)
577 {
578 omap_pm_soc_init = amx3_common_pm_init;
579 }
580 #endif
581
582 #ifdef CONFIG_SOC_AM43XX
am43xx_init_early(void)583 void __init am43xx_init_early(void)
584 {
585 omap2_set_globals_tap(AM335X_CLASS,
586 AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE));
587 omap2_control_base_init();
588 omap3xxx_check_revision();
589 am33xx_check_features();
590 omap2_prcm_base_init();
591 am43xx_powerdomains_init();
592 am43xx_clockdomains_init();
593 am43xx_hwmod_init();
594 omap_hwmod_init_postsetup();
595 omap_l2_cache_init();
596 omap_clk_soc_init = am43xx_dt_clk_init;
597 omap_secure_init();
598 }
599
am43xx_init_late(void)600 void __init am43xx_init_late(void)
601 {
602 omap_pm_soc_init = amx3_common_pm_init;
603 }
604 #endif
605
606 #ifdef CONFIG_ARCH_OMAP4
omap4430_init_early(void)607 void __init omap4430_init_early(void)
608 {
609 omap2_set_globals_tap(OMAP443X_CLASS,
610 OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE));
611 omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP4430_PRCM_MPU_BASE));
612 omap2_control_base_init();
613 omap4xxx_check_revision();
614 omap4xxx_check_features();
615 omap2_prcm_base_init();
616 omap4_sar_ram_init();
617 omap4_mpuss_early_init();
618 omap4_pm_init_early();
619 omap44xx_voltagedomains_init();
620 omap44xx_powerdomains_init();
621 omap44xx_clockdomains_init();
622 omap44xx_hwmod_init();
623 omap_hwmod_init_postsetup();
624 omap_l2_cache_init();
625 omap_clk_soc_init = omap4xxx_dt_clk_init;
626 omap_secure_init();
627 }
628
omap4430_init_late(void)629 void __init omap4430_init_late(void)
630 {
631 omap_pm_soc_init = omap4_pm_init;
632 }
633 #endif
634
635 #ifdef CONFIG_SOC_OMAP5
omap5_init_early(void)636 void __init omap5_init_early(void)
637 {
638 omap2_set_globals_tap(OMAP54XX_CLASS,
639 OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE));
640 omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
641 omap2_control_base_init();
642 omap2_prcm_base_init();
643 omap5xxx_check_revision();
644 omap4_sar_ram_init();
645 omap4_mpuss_early_init();
646 omap4_pm_init_early();
647 omap54xx_voltagedomains_init();
648 omap54xx_powerdomains_init();
649 omap54xx_clockdomains_init();
650 omap54xx_hwmod_init();
651 omap_hwmod_init_postsetup();
652 omap_clk_soc_init = omap5xxx_dt_clk_init;
653 omap_secure_init();
654 }
655
omap5_init_late(void)656 void __init omap5_init_late(void)
657 {
658 omap_pm_soc_init = omap4_pm_init;
659 }
660 #endif
661
662 #ifdef CONFIG_SOC_DRA7XX
dra7xx_init_early(void)663 void __init dra7xx_init_early(void)
664 {
665 omap2_set_globals_tap(DRA7XX_CLASS,
666 OMAP2_L4_IO_ADDRESS(DRA7XX_TAP_BASE));
667 omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
668 omap2_control_base_init();
669 omap4_pm_init_early();
670 omap2_prcm_base_init();
671 dra7xxx_check_revision();
672 dra7xx_powerdomains_init();
673 dra7xx_clockdomains_init();
674 dra7xx_hwmod_init();
675 omap_hwmod_init_postsetup();
676 omap_clk_soc_init = dra7xx_dt_clk_init;
677 omap_secure_init();
678 }
679
dra7xx_init_late(void)680 void __init dra7xx_init_late(void)
681 {
682 omap_pm_soc_init = omap4_pm_init;
683 }
684 #endif
685
686
omap_sdrc_init(struct omap_sdrc_params * sdrc_cs0,struct omap_sdrc_params * sdrc_cs1)687 void __init omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
688 struct omap_sdrc_params *sdrc_cs1)
689 {
690 omap_sram_init();
691
692 if (cpu_is_omap24xx() || omap3_has_sdrc()) {
693 omap2_sdrc_init(sdrc_cs0, sdrc_cs1);
694 _omap2_init_reprogram_sdrc();
695 }
696 }
697
omap_clk_init(void)698 int __init omap_clk_init(void)
699 {
700 int ret = 0;
701
702 if (!omap_clk_soc_init)
703 return 0;
704
705 ti_clk_init_features();
706
707 omap2_clk_setup_ll_ops();
708
709 ret = omap_control_init();
710 if (ret)
711 return ret;
712
713 ret = omap_prcm_init();
714 if (ret)
715 return ret;
716
717 of_clk_init(NULL);
718
719 ti_dt_clk_init_retry_clks();
720
721 ti_dt_clockdomains_setup();
722
723 ret = omap_clk_soc_init();
724
725 return ret;
726 }
727