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f2aaf66d MD |
1 | /* |
2 | * sh7377 processor support | |
3 | * | |
4 | * Copyright (C) 2010 Magnus Damm | |
5 | * Copyright (C) 2008 Yoshihiro Shimoda | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; version 2 of the License. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | #include <linux/kernel.h> | |
21 | #include <linux/init.h> | |
22 | #include <linux/interrupt.h> | |
23 | #include <linux/irq.h> | |
24 | #include <linux/platform_device.h> | |
c54d6eca | 25 | #include <linux/of_platform.h> |
c9fcf007 | 26 | #include <linux/uio_driver.h> |
f2aaf66d MD |
27 | #include <linux/delay.h> |
28 | #include <linux/input.h> | |
29 | #include <linux/io.h> | |
30 | #include <linux/serial_sci.h> | |
31 | #include <linux/sh_intc.h> | |
32 | #include <linux/sh_timer.h> | |
33 | #include <mach/hardware.h> | |
bfc46f3e MD |
34 | #include <mach/common.h> |
35 | #include <asm/mach/map.h> | |
250a2723 | 36 | #include <mach/irqs.h> |
f2aaf66d MD |
37 | #include <asm/mach-types.h> |
38 | #include <asm/mach/arch.h> | |
03f7beef | 39 | #include <asm/mach/time.h> |
f2aaf66d | 40 | |
bfc46f3e MD |
41 | static struct map_desc sh7377_io_desc[] __initdata = { |
42 | /* create a 1:1 entity map for 0xe6xxxxxx | |
43 | * used by CPGA, INTC and PFC. | |
44 | */ | |
45 | { | |
46 | .virtual = 0xe6000000, | |
47 | .pfn = __phys_to_pfn(0xe6000000), | |
48 | .length = 256 << 20, | |
49 | .type = MT_DEVICE_NONSHARED | |
50 | }, | |
51 | }; | |
52 | ||
53 | void __init sh7377_map_io(void) | |
54 | { | |
55 | iotable_init(sh7377_io_desc, ARRAY_SIZE(sh7377_io_desc)); | |
56 | } | |
57 | ||
043296dd | 58 | /* SCIFA0 */ |
f2aaf66d MD |
59 | static struct plat_sci_port scif0_platform_data = { |
60 | .mapbase = 0xe6c40000, | |
61 | .flags = UPF_BOOT_AUTOCONF, | |
f43dc23d PM |
62 | .scscr = SCSCR_RE | SCSCR_TE, |
63 | .scbrr_algo_id = SCBRR_ALGO_4, | |
1d0738ea | 64 | .type = PORT_SCIFA, |
043296dd MD |
65 | .irqs = { evt2irq(0xc00), evt2irq(0xc00), |
66 | evt2irq(0xc00), evt2irq(0xc00) }, | |
f2aaf66d MD |
67 | }; |
68 | ||
69 | static struct platform_device scif0_device = { | |
70 | .name = "sh-sci", | |
71 | .id = 0, | |
72 | .dev = { | |
73 | .platform_data = &scif0_platform_data, | |
74 | }, | |
75 | }; | |
76 | ||
043296dd | 77 | /* SCIFA1 */ |
f2aaf66d MD |
78 | static struct plat_sci_port scif1_platform_data = { |
79 | .mapbase = 0xe6c50000, | |
80 | .flags = UPF_BOOT_AUTOCONF, | |
f43dc23d PM |
81 | .scscr = SCSCR_RE | SCSCR_TE, |
82 | .scbrr_algo_id = SCBRR_ALGO_4, | |
1d0738ea | 83 | .type = PORT_SCIFA, |
043296dd MD |
84 | .irqs = { evt2irq(0xc20), evt2irq(0xc20), |
85 | evt2irq(0xc20), evt2irq(0xc20) }, | |
f2aaf66d MD |
86 | }; |
87 | ||
88 | static struct platform_device scif1_device = { | |
89 | .name = "sh-sci", | |
90 | .id = 1, | |
91 | .dev = { | |
92 | .platform_data = &scif1_platform_data, | |
93 | }, | |
94 | }; | |
95 | ||
043296dd | 96 | /* SCIFA2 */ |
f2aaf66d MD |
97 | static struct plat_sci_port scif2_platform_data = { |
98 | .mapbase = 0xe6c60000, | |
99 | .flags = UPF_BOOT_AUTOCONF, | |
f43dc23d PM |
100 | .scscr = SCSCR_RE | SCSCR_TE, |
101 | .scbrr_algo_id = SCBRR_ALGO_4, | |
1d0738ea | 102 | .type = PORT_SCIFA, |
043296dd MD |
103 | .irqs = { evt2irq(0xc40), evt2irq(0xc40), |
104 | evt2irq(0xc40), evt2irq(0xc40) }, | |
f2aaf66d MD |
105 | }; |
106 | ||
107 | static struct platform_device scif2_device = { | |
108 | .name = "sh-sci", | |
109 | .id = 2, | |
110 | .dev = { | |
111 | .platform_data = &scif2_platform_data, | |
112 | }, | |
113 | }; | |
114 | ||
043296dd | 115 | /* SCIFA3 */ |
f2aaf66d MD |
116 | static struct plat_sci_port scif3_platform_data = { |
117 | .mapbase = 0xe6c70000, | |
118 | .flags = UPF_BOOT_AUTOCONF, | |
f43dc23d PM |
119 | .scscr = SCSCR_RE | SCSCR_TE, |
120 | .scbrr_algo_id = SCBRR_ALGO_4, | |
1d0738ea | 121 | .type = PORT_SCIFA, |
043296dd MD |
122 | .irqs = { evt2irq(0xc60), evt2irq(0xc60), |
123 | evt2irq(0xc60), evt2irq(0xc60) }, | |
f2aaf66d MD |
124 | }; |
125 | ||
126 | static struct platform_device scif3_device = { | |
127 | .name = "sh-sci", | |
128 | .id = 3, | |
129 | .dev = { | |
130 | .platform_data = &scif3_platform_data, | |
131 | }, | |
132 | }; | |
133 | ||
043296dd | 134 | /* SCIFA4 */ |
f2aaf66d MD |
135 | static struct plat_sci_port scif4_platform_data = { |
136 | .mapbase = 0xe6c80000, | |
137 | .flags = UPF_BOOT_AUTOCONF, | |
f43dc23d PM |
138 | .scscr = SCSCR_RE | SCSCR_TE, |
139 | .scbrr_algo_id = SCBRR_ALGO_4, | |
1d0738ea | 140 | .type = PORT_SCIFA, |
043296dd MD |
141 | .irqs = { evt2irq(0xd20), evt2irq(0xd20), |
142 | evt2irq(0xd20), evt2irq(0xd20) }, | |
f2aaf66d MD |
143 | }; |
144 | ||
145 | static struct platform_device scif4_device = { | |
146 | .name = "sh-sci", | |
147 | .id = 4, | |
148 | .dev = { | |
149 | .platform_data = &scif4_platform_data, | |
150 | }, | |
151 | }; | |
152 | ||
043296dd | 153 | /* SCIFA5 */ |
f2aaf66d MD |
154 | static struct plat_sci_port scif5_platform_data = { |
155 | .mapbase = 0xe6cb0000, | |
156 | .flags = UPF_BOOT_AUTOCONF, | |
f43dc23d PM |
157 | .scscr = SCSCR_RE | SCSCR_TE, |
158 | .scbrr_algo_id = SCBRR_ALGO_4, | |
1d0738ea | 159 | .type = PORT_SCIFA, |
043296dd MD |
160 | .irqs = { evt2irq(0xd40), evt2irq(0xd40), |
161 | evt2irq(0xd40), evt2irq(0xd40) }, | |
f2aaf66d MD |
162 | }; |
163 | ||
164 | static struct platform_device scif5_device = { | |
165 | .name = "sh-sci", | |
166 | .id = 5, | |
167 | .dev = { | |
168 | .platform_data = &scif5_platform_data, | |
169 | }, | |
170 | }; | |
171 | ||
043296dd | 172 | /* SCIFA6 */ |
f2aaf66d MD |
173 | static struct plat_sci_port scif6_platform_data = { |
174 | .mapbase = 0xe6cc0000, | |
175 | .flags = UPF_BOOT_AUTOCONF, | |
f43dc23d PM |
176 | .scscr = SCSCR_RE | SCSCR_TE, |
177 | .scbrr_algo_id = SCBRR_ALGO_4, | |
1d0738ea | 178 | .type = PORT_SCIFA, |
043296dd MD |
179 | .irqs = { intcs_evt2irq(0x1a80), intcs_evt2irq(0x1a80), |
180 | intcs_evt2irq(0x1a80), intcs_evt2irq(0x1a80) }, | |
f2aaf66d MD |
181 | }; |
182 | ||
183 | static struct platform_device scif6_device = { | |
184 | .name = "sh-sci", | |
185 | .id = 6, | |
186 | .dev = { | |
187 | .platform_data = &scif6_platform_data, | |
188 | }, | |
189 | }; | |
190 | ||
043296dd | 191 | /* SCIFB */ |
f2aaf66d MD |
192 | static struct plat_sci_port scif7_platform_data = { |
193 | .mapbase = 0xe6c30000, | |
194 | .flags = UPF_BOOT_AUTOCONF, | |
f43dc23d PM |
195 | .scscr = SCSCR_RE | SCSCR_TE, |
196 | .scbrr_algo_id = SCBRR_ALGO_4, | |
1d0738ea | 197 | .type = PORT_SCIFB, |
043296dd MD |
198 | .irqs = { evt2irq(0xd60), evt2irq(0xd60), |
199 | evt2irq(0xd60), evt2irq(0xd60) }, | |
f2aaf66d MD |
200 | }; |
201 | ||
202 | static struct platform_device scif7_device = { | |
203 | .name = "sh-sci", | |
204 | .id = 7, | |
205 | .dev = { | |
206 | .platform_data = &scif7_platform_data, | |
207 | }, | |
208 | }; | |
209 | ||
210 | static struct sh_timer_config cmt10_platform_data = { | |
211 | .name = "CMT10", | |
212 | .channel_offset = 0x10, | |
213 | .timer_bit = 0, | |
f2aaf66d MD |
214 | .clockevent_rating = 125, |
215 | .clocksource_rating = 125, | |
216 | }; | |
217 | ||
218 | static struct resource cmt10_resources[] = { | |
219 | [0] = { | |
220 | .name = "CMT10", | |
221 | .start = 0xe6138010, | |
222 | .end = 0xe613801b, | |
223 | .flags = IORESOURCE_MEM, | |
224 | }, | |
225 | [1] = { | |
043296dd | 226 | .start = evt2irq(0xb00), /* CMT1_CMT10 */ |
f2aaf66d MD |
227 | .flags = IORESOURCE_IRQ, |
228 | }, | |
229 | }; | |
230 | ||
231 | static struct platform_device cmt10_device = { | |
232 | .name = "sh_cmt", | |
233 | .id = 10, | |
234 | .dev = { | |
235 | .platform_data = &cmt10_platform_data, | |
236 | }, | |
237 | .resource = cmt10_resources, | |
238 | .num_resources = ARRAY_SIZE(cmt10_resources), | |
239 | }; | |
240 | ||
c9fcf007 MD |
241 | /* VPU */ |
242 | static struct uio_info vpu_platform_data = { | |
243 | .name = "VPU5HG", | |
244 | .version = "0", | |
245 | .irq = intcs_evt2irq(0x980), | |
246 | }; | |
247 | ||
248 | static struct resource vpu_resources[] = { | |
249 | [0] = { | |
250 | .name = "VPU", | |
251 | .start = 0xfe900000, | |
252 | .end = 0xfe900157, | |
253 | .flags = IORESOURCE_MEM, | |
254 | }, | |
255 | }; | |
256 | ||
257 | static struct platform_device vpu_device = { | |
258 | .name = "uio_pdrv_genirq", | |
259 | .id = 0, | |
260 | .dev = { | |
261 | .platform_data = &vpu_platform_data, | |
262 | }, | |
263 | .resource = vpu_resources, | |
264 | .num_resources = ARRAY_SIZE(vpu_resources), | |
265 | }; | |
266 | ||
267 | /* VEU0 */ | |
268 | static struct uio_info veu0_platform_data = { | |
269 | .name = "VEU0", | |
270 | .version = "0", | |
271 | .irq = intcs_evt2irq(0x700), | |
272 | }; | |
273 | ||
274 | static struct resource veu0_resources[] = { | |
275 | [0] = { | |
276 | .name = "VEU0", | |
277 | .start = 0xfe920000, | |
278 | .end = 0xfe9200cb, | |
279 | .flags = IORESOURCE_MEM, | |
280 | }, | |
281 | }; | |
282 | ||
283 | static struct platform_device veu0_device = { | |
284 | .name = "uio_pdrv_genirq", | |
285 | .id = 1, | |
286 | .dev = { | |
287 | .platform_data = &veu0_platform_data, | |
288 | }, | |
289 | .resource = veu0_resources, | |
290 | .num_resources = ARRAY_SIZE(veu0_resources), | |
291 | }; | |
292 | ||
293 | /* VEU1 */ | |
294 | static struct uio_info veu1_platform_data = { | |
295 | .name = "VEU1", | |
296 | .version = "0", | |
297 | .irq = intcs_evt2irq(0x720), | |
298 | }; | |
299 | ||
300 | static struct resource veu1_resources[] = { | |
301 | [0] = { | |
302 | .name = "VEU1", | |
303 | .start = 0xfe924000, | |
304 | .end = 0xfe9240cb, | |
305 | .flags = IORESOURCE_MEM, | |
306 | }, | |
307 | }; | |
308 | ||
309 | static struct platform_device veu1_device = { | |
310 | .name = "uio_pdrv_genirq", | |
311 | .id = 2, | |
312 | .dev = { | |
313 | .platform_data = &veu1_platform_data, | |
314 | }, | |
315 | .resource = veu1_resources, | |
316 | .num_resources = ARRAY_SIZE(veu1_resources), | |
317 | }; | |
318 | ||
319 | /* VEU2 */ | |
320 | static struct uio_info veu2_platform_data = { | |
321 | .name = "VEU2", | |
322 | .version = "0", | |
323 | .irq = intcs_evt2irq(0x740), | |
324 | }; | |
325 | ||
326 | static struct resource veu2_resources[] = { | |
327 | [0] = { | |
328 | .name = "VEU2", | |
329 | .start = 0xfe928000, | |
330 | .end = 0xfe928307, | |
331 | .flags = IORESOURCE_MEM, | |
332 | }, | |
333 | }; | |
334 | ||
335 | static struct platform_device veu2_device = { | |
336 | .name = "uio_pdrv_genirq", | |
337 | .id = 3, | |
338 | .dev = { | |
339 | .platform_data = &veu2_platform_data, | |
340 | }, | |
341 | .resource = veu2_resources, | |
342 | .num_resources = ARRAY_SIZE(veu2_resources), | |
343 | }; | |
344 | ||
345 | /* VEU3 */ | |
346 | static struct uio_info veu3_platform_data = { | |
347 | .name = "VEU3", | |
348 | .version = "0", | |
349 | .irq = intcs_evt2irq(0x760), | |
350 | }; | |
351 | ||
352 | static struct resource veu3_resources[] = { | |
353 | [0] = { | |
354 | .name = "VEU3", | |
355 | .start = 0xfe92c000, | |
356 | .end = 0xfe92c307, | |
357 | .flags = IORESOURCE_MEM, | |
358 | }, | |
359 | }; | |
360 | ||
361 | static struct platform_device veu3_device = { | |
362 | .name = "uio_pdrv_genirq", | |
363 | .id = 4, | |
364 | .dev = { | |
365 | .platform_data = &veu3_platform_data, | |
366 | }, | |
367 | .resource = veu3_resources, | |
368 | .num_resources = ARRAY_SIZE(veu3_resources), | |
369 | }; | |
370 | ||
371 | /* JPU */ | |
372 | static struct uio_info jpu_platform_data = { | |
373 | .name = "JPU", | |
374 | .version = "0", | |
375 | .irq = intcs_evt2irq(0x560), | |
376 | }; | |
377 | ||
378 | static struct resource jpu_resources[] = { | |
379 | [0] = { | |
380 | .name = "JPU", | |
381 | .start = 0xfe980000, | |
382 | .end = 0xfe9902d3, | |
383 | .flags = IORESOURCE_MEM, | |
384 | }, | |
385 | }; | |
386 | ||
387 | static struct platform_device jpu_device = { | |
388 | .name = "uio_pdrv_genirq", | |
389 | .id = 5, | |
390 | .dev = { | |
391 | .platform_data = &jpu_platform_data, | |
392 | }, | |
393 | .resource = jpu_resources, | |
394 | .num_resources = ARRAY_SIZE(jpu_resources), | |
395 | }; | |
396 | ||
397 | /* SPU2DSP0 */ | |
398 | static struct uio_info spu0_platform_data = { | |
399 | .name = "SPU2DSP0", | |
400 | .version = "0", | |
401 | .irq = evt2irq(0x1800), | |
402 | }; | |
403 | ||
404 | static struct resource spu0_resources[] = { | |
405 | [0] = { | |
406 | .name = "SPU2DSP0", | |
407 | .start = 0xfe200000, | |
408 | .end = 0xfe2fffff, | |
409 | .flags = IORESOURCE_MEM, | |
410 | }, | |
411 | }; | |
412 | ||
413 | static struct platform_device spu0_device = { | |
414 | .name = "uio_pdrv_genirq", | |
415 | .id = 6, | |
416 | .dev = { | |
417 | .platform_data = &spu0_platform_data, | |
418 | }, | |
419 | .resource = spu0_resources, | |
420 | .num_resources = ARRAY_SIZE(spu0_resources), | |
421 | }; | |
422 | ||
423 | /* SPU2DSP1 */ | |
424 | static struct uio_info spu1_platform_data = { | |
425 | .name = "SPU2DSP1", | |
426 | .version = "0", | |
427 | .irq = evt2irq(0x1820), | |
428 | }; | |
429 | ||
430 | static struct resource spu1_resources[] = { | |
431 | [0] = { | |
432 | .name = "SPU2DSP1", | |
433 | .start = 0xfe300000, | |
434 | .end = 0xfe3fffff, | |
435 | .flags = IORESOURCE_MEM, | |
436 | }, | |
437 | }; | |
438 | ||
439 | static struct platform_device spu1_device = { | |
440 | .name = "uio_pdrv_genirq", | |
441 | .id = 7, | |
442 | .dev = { | |
443 | .platform_data = &spu1_platform_data, | |
444 | }, | |
445 | .resource = spu1_resources, | |
446 | .num_resources = ARRAY_SIZE(spu1_resources), | |
447 | }; | |
448 | ||
f2aaf66d MD |
449 | static struct platform_device *sh7377_early_devices[] __initdata = { |
450 | &scif0_device, | |
451 | &scif1_device, | |
452 | &scif2_device, | |
453 | &scif3_device, | |
454 | &scif4_device, | |
455 | &scif5_device, | |
456 | &scif6_device, | |
457 | &scif7_device, | |
458 | &cmt10_device, | |
459 | }; | |
460 | ||
c9fcf007 MD |
461 | static struct platform_device *sh7377_devices[] __initdata = { |
462 | &vpu_device, | |
463 | &veu0_device, | |
464 | &veu1_device, | |
465 | &veu2_device, | |
466 | &veu3_device, | |
467 | &jpu_device, | |
468 | &spu0_device, | |
469 | &spu1_device, | |
470 | }; | |
471 | ||
f2aaf66d MD |
472 | void __init sh7377_add_standard_devices(void) |
473 | { | |
474 | platform_add_devices(sh7377_early_devices, | |
475 | ARRAY_SIZE(sh7377_early_devices)); | |
c9fcf007 MD |
476 | |
477 | platform_add_devices(sh7377_devices, | |
478 | ARRAY_SIZE(sh7377_devices)); | |
f2aaf66d MD |
479 | } |
480 | ||
03f7beef MD |
481 | static void __init sh7377_earlytimer_init(void) |
482 | { | |
483 | sh7377_clock_init(); | |
484 | shmobile_earlytimer_init(); | |
485 | } | |
486 | ||
0a4b04dc | 487 | #define SMSTPCR3 IOMEM(0xe615013c) |
f2aaf66d MD |
488 | #define SMSTPCR3_CMT1 (1 << 29) |
489 | ||
490 | void __init sh7377_add_early_devices(void) | |
491 | { | |
492 | /* enable clock to CMT1 */ | |
493 | __raw_writel(__raw_readl(SMSTPCR3) & ~SMSTPCR3_CMT1, SMSTPCR3); | |
494 | ||
495 | early_platform_add_devices(sh7377_early_devices, | |
496 | ARRAY_SIZE(sh7377_early_devices)); | |
bfc46f3e MD |
497 | |
498 | /* setup early console here as well */ | |
499 | shmobile_setup_console(); | |
03f7beef MD |
500 | |
501 | /* override timer setup with soc-specific code */ | |
502 | shmobile_timer.init = sh7377_earlytimer_init; | |
f2aaf66d | 503 | } |
c54d6eca MD |
504 | |
505 | #ifdef CONFIG_USE_OF | |
506 | ||
507 | void __init sh7377_add_early_devices_dt(void) | |
508 | { | |
509 | shmobile_setup_delay(600, 1, 3); /* Cortex-A8 @ 600MHz */ | |
510 | ||
511 | early_platform_add_devices(sh7377_early_devices, | |
512 | ARRAY_SIZE(sh7377_early_devices)); | |
513 | ||
514 | /* setup early console here as well */ | |
515 | shmobile_setup_console(); | |
516 | } | |
517 | ||
518 | static const struct of_dev_auxdata sh7377_auxdata_lookup[] __initconst = { | |
519 | { } | |
520 | }; | |
521 | ||
522 | void __init sh7377_add_standard_devices_dt(void) | |
523 | { | |
524 | /* clocks are setup late during boot in the case of DT */ | |
525 | sh7377_clock_init(); | |
526 | ||
527 | platform_add_devices(sh7377_early_devices, | |
528 | ARRAY_SIZE(sh7377_early_devices)); | |
529 | ||
530 | of_platform_populate(NULL, of_default_bus_match_table, | |
531 | sh7377_auxdata_lookup, NULL); | |
532 | } | |
533 | ||
534 | static const char *sh7377_boards_compat_dt[] __initdata = { | |
535 | "renesas,sh7377", | |
536 | NULL, | |
537 | }; | |
538 | ||
539 | DT_MACHINE_START(SH7377_DT, "Generic SH7377 (Flattened Device Tree)") | |
540 | .map_io = sh7377_map_io, | |
541 | .init_early = sh7377_add_early_devices_dt, | |
542 | .init_irq = sh7377_init_irq, | |
543 | .handle_irq = shmobile_handle_irq_intc, | |
544 | .init_machine = sh7377_add_standard_devices_dt, | |
545 | .timer = &shmobile_timer, | |
546 | .dt_compat = sh7377_boards_compat_dt, | |
547 | MACHINE_END | |
548 | ||
549 | #endif /* CONFIG_USE_OF */ |