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awilliam
GitHub Repository: awilliam/linux-vfio
Path: blob/master/arch/sh/kernel/cpu/sh4a/setup-sh7786.c
17498 views
1
/*
2
* SH7786 Setup
3
*
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* Copyright (C) 2009 - 2010 Renesas Solutions Corp.
5
* Kuninori Morimoto <[email protected]>
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* Paul Mundt <[email protected]>
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*
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* Based on SH7785 Setup
9
*
10
* Copyright (C) 2007 Paul Mundt
11
*
12
* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
15
*/
16
#include <linux/platform_device.h>
17
#include <linux/init.h>
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#include <linux/serial.h>
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#include <linux/serial_sci.h>
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#include <linux/io.h>
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#include <linux/mm.h>
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#include <linux/dma-mapping.h>
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#include <linux/sh_timer.h>
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#include <linux/sh_dma.h>
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#include <linux/sh_intc.h>
26
#include <cpu/dma-register.h>
27
#include <asm/mmzone.h>
28
29
static struct plat_sci_port scif0_platform_data = {
30
.mapbase = 0xffea0000,
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.flags = UPF_BOOT_AUTOCONF,
32
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
33
.scbrr_algo_id = SCBRR_ALGO_1,
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.type = PORT_SCIF,
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.irqs = { 40, 41, 43, 42 },
36
};
37
38
static struct platform_device scif0_device = {
39
.name = "sh-sci",
40
.id = 0,
41
.dev = {
42
.platform_data = &scif0_platform_data,
43
},
44
};
45
46
/*
47
* The rest of these all have multiplexed IRQs
48
*/
49
static struct plat_sci_port scif1_platform_data = {
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.mapbase = 0xffeb0000,
51
.flags = UPF_BOOT_AUTOCONF,
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.scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
53
.scbrr_algo_id = SCBRR_ALGO_1,
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.type = PORT_SCIF,
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.irqs = { 44, 44, 44, 44 },
56
};
57
58
static struct platform_device scif1_device = {
59
.name = "sh-sci",
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.id = 1,
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.dev = {
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.platform_data = &scif1_platform_data,
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},
64
};
65
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static struct plat_sci_port scif2_platform_data = {
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.mapbase = 0xffec0000,
68
.flags = UPF_BOOT_AUTOCONF,
69
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
70
.scbrr_algo_id = SCBRR_ALGO_1,
71
.type = PORT_SCIF,
72
.irqs = { 50, 50, 50, 50 },
73
};
74
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static struct platform_device scif2_device = {
76
.name = "sh-sci",
77
.id = 2,
78
.dev = {
79
.platform_data = &scif2_platform_data,
80
},
81
};
82
83
static struct plat_sci_port scif3_platform_data = {
84
.mapbase = 0xffed0000,
85
.flags = UPF_BOOT_AUTOCONF,
86
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
87
.scbrr_algo_id = SCBRR_ALGO_1,
88
.type = PORT_SCIF,
89
.irqs = { 51, 51, 51, 51 },
90
};
91
92
static struct platform_device scif3_device = {
93
.name = "sh-sci",
94
.id = 3,
95
.dev = {
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.platform_data = &scif3_platform_data,
97
},
98
};
99
100
static struct plat_sci_port scif4_platform_data = {
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.mapbase = 0xffee0000,
102
.flags = UPF_BOOT_AUTOCONF,
103
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
104
.scbrr_algo_id = SCBRR_ALGO_1,
105
.type = PORT_SCIF,
106
.irqs = { 52, 52, 52, 52 },
107
};
108
109
static struct platform_device scif4_device = {
110
.name = "sh-sci",
111
.id = 4,
112
.dev = {
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.platform_data = &scif4_platform_data,
114
},
115
};
116
117
static struct plat_sci_port scif5_platform_data = {
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.mapbase = 0xffef0000,
119
.flags = UPF_BOOT_AUTOCONF,
120
.scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
121
.scbrr_algo_id = SCBRR_ALGO_1,
122
.type = PORT_SCIF,
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.irqs = { 53, 53, 53, 53 },
124
};
125
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static struct platform_device scif5_device = {
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.name = "sh-sci",
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.id = 5,
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.dev = {
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.platform_data = &scif5_platform_data,
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},
132
};
133
134
static struct sh_timer_config tmu0_platform_data = {
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.channel_offset = 0x04,
136
.timer_bit = 0,
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.clockevent_rating = 200,
138
};
139
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static struct resource tmu0_resources[] = {
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[0] = {
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.start = 0xffd80008,
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.end = 0xffd80013,
144
.flags = IORESOURCE_MEM,
145
},
146
[1] = {
147
.start = 16,
148
.flags = IORESOURCE_IRQ,
149
},
150
};
151
152
static struct platform_device tmu0_device = {
153
.name = "sh_tmu",
154
.id = 0,
155
.dev = {
156
.platform_data = &tmu0_platform_data,
157
},
158
.resource = tmu0_resources,
159
.num_resources = ARRAY_SIZE(tmu0_resources),
160
};
161
162
static struct sh_timer_config tmu1_platform_data = {
163
.channel_offset = 0x10,
164
.timer_bit = 1,
165
.clocksource_rating = 200,
166
};
167
168
static struct resource tmu1_resources[] = {
169
[0] = {
170
.start = 0xffd80014,
171
.end = 0xffd8001f,
172
.flags = IORESOURCE_MEM,
173
},
174
[1] = {
175
.start = 17,
176
.flags = IORESOURCE_IRQ,
177
},
178
};
179
180
static struct platform_device tmu1_device = {
181
.name = "sh_tmu",
182
.id = 1,
183
.dev = {
184
.platform_data = &tmu1_platform_data,
185
},
186
.resource = tmu1_resources,
187
.num_resources = ARRAY_SIZE(tmu1_resources),
188
};
189
190
static struct sh_timer_config tmu2_platform_data = {
191
.channel_offset = 0x1c,
192
.timer_bit = 2,
193
};
194
195
static struct resource tmu2_resources[] = {
196
[0] = {
197
.start = 0xffd80020,
198
.end = 0xffd8002f,
199
.flags = IORESOURCE_MEM,
200
},
201
[1] = {
202
.start = 18,
203
.flags = IORESOURCE_IRQ,
204
},
205
};
206
207
static struct platform_device tmu2_device = {
208
.name = "sh_tmu",
209
.id = 2,
210
.dev = {
211
.platform_data = &tmu2_platform_data,
212
},
213
.resource = tmu2_resources,
214
.num_resources = ARRAY_SIZE(tmu2_resources),
215
};
216
217
static struct sh_timer_config tmu3_platform_data = {
218
.channel_offset = 0x04,
219
.timer_bit = 0,
220
};
221
222
static struct resource tmu3_resources[] = {
223
[0] = {
224
.start = 0xffda0008,
225
.end = 0xffda0013,
226
.flags = IORESOURCE_MEM,
227
},
228
[1] = {
229
.start = 20,
230
.flags = IORESOURCE_IRQ,
231
},
232
};
233
234
static struct platform_device tmu3_device = {
235
.name = "sh_tmu",
236
.id = 3,
237
.dev = {
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.platform_data = &tmu3_platform_data,
239
},
240
.resource = tmu3_resources,
241
.num_resources = ARRAY_SIZE(tmu3_resources),
242
};
243
244
static struct sh_timer_config tmu4_platform_data = {
245
.channel_offset = 0x10,
246
.timer_bit = 1,
247
};
248
249
static struct resource tmu4_resources[] = {
250
[0] = {
251
.start = 0xffda0014,
252
.end = 0xffda001f,
253
.flags = IORESOURCE_MEM,
254
},
255
[1] = {
256
.start = 21,
257
.flags = IORESOURCE_IRQ,
258
},
259
};
260
261
static struct platform_device tmu4_device = {
262
.name = "sh_tmu",
263
.id = 4,
264
.dev = {
265
.platform_data = &tmu4_platform_data,
266
},
267
.resource = tmu4_resources,
268
.num_resources = ARRAY_SIZE(tmu4_resources),
269
};
270
271
static struct sh_timer_config tmu5_platform_data = {
272
.channel_offset = 0x1c,
273
.timer_bit = 2,
274
};
275
276
static struct resource tmu5_resources[] = {
277
[0] = {
278
.start = 0xffda0020,
279
.end = 0xffda002b,
280
.flags = IORESOURCE_MEM,
281
},
282
[1] = {
283
.start = 22,
284
.flags = IORESOURCE_IRQ,
285
},
286
};
287
288
static struct platform_device tmu5_device = {
289
.name = "sh_tmu",
290
.id = 5,
291
.dev = {
292
.platform_data = &tmu5_platform_data,
293
},
294
.resource = tmu5_resources,
295
.num_resources = ARRAY_SIZE(tmu5_resources),
296
};
297
298
static struct sh_timer_config tmu6_platform_data = {
299
.channel_offset = 0x04,
300
.timer_bit = 0,
301
};
302
303
static struct resource tmu6_resources[] = {
304
[0] = {
305
.start = 0xffdc0008,
306
.end = 0xffdc0013,
307
.flags = IORESOURCE_MEM,
308
},
309
[1] = {
310
.start = 45,
311
.flags = IORESOURCE_IRQ,
312
},
313
};
314
315
static struct platform_device tmu6_device = {
316
.name = "sh_tmu",
317
.id = 6,
318
.dev = {
319
.platform_data = &tmu6_platform_data,
320
},
321
.resource = tmu6_resources,
322
.num_resources = ARRAY_SIZE(tmu6_resources),
323
};
324
325
static struct sh_timer_config tmu7_platform_data = {
326
.channel_offset = 0x10,
327
.timer_bit = 1,
328
};
329
330
static struct resource tmu7_resources[] = {
331
[0] = {
332
.start = 0xffdc0014,
333
.end = 0xffdc001f,
334
.flags = IORESOURCE_MEM,
335
},
336
[1] = {
337
.start = 45,
338
.flags = IORESOURCE_IRQ,
339
},
340
};
341
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static struct platform_device tmu7_device = {
343
.name = "sh_tmu",
344
.id = 7,
345
.dev = {
346
.platform_data = &tmu7_platform_data,
347
},
348
.resource = tmu7_resources,
349
.num_resources = ARRAY_SIZE(tmu7_resources),
350
};
351
352
static struct sh_timer_config tmu8_platform_data = {
353
.channel_offset = 0x1c,
354
.timer_bit = 2,
355
};
356
357
static struct resource tmu8_resources[] = {
358
[0] = {
359
.start = 0xffdc0020,
360
.end = 0xffdc002b,
361
.flags = IORESOURCE_MEM,
362
},
363
[1] = {
364
.start = 45,
365
.flags = IORESOURCE_IRQ,
366
},
367
};
368
369
static struct platform_device tmu8_device = {
370
.name = "sh_tmu",
371
.id = 8,
372
.dev = {
373
.platform_data = &tmu8_platform_data,
374
},
375
.resource = tmu8_resources,
376
.num_resources = ARRAY_SIZE(tmu8_resources),
377
};
378
379
static struct sh_timer_config tmu9_platform_data = {
380
.channel_offset = 0x04,
381
.timer_bit = 0,
382
};
383
384
static struct resource tmu9_resources[] = {
385
[0] = {
386
.start = 0xffde0008,
387
.end = 0xffde0013,
388
.flags = IORESOURCE_MEM,
389
},
390
[1] = {
391
.start = 46,
392
.flags = IORESOURCE_IRQ,
393
},
394
};
395
396
static struct platform_device tmu9_device = {
397
.name = "sh_tmu",
398
.id = 9,
399
.dev = {
400
.platform_data = &tmu9_platform_data,
401
},
402
.resource = tmu9_resources,
403
.num_resources = ARRAY_SIZE(tmu9_resources),
404
};
405
406
static struct sh_timer_config tmu10_platform_data = {
407
.channel_offset = 0x10,
408
.timer_bit = 1,
409
};
410
411
static struct resource tmu10_resources[] = {
412
[0] = {
413
.start = 0xffde0014,
414
.end = 0xffde001f,
415
.flags = IORESOURCE_MEM,
416
},
417
[1] = {
418
.start = 46,
419
.flags = IORESOURCE_IRQ,
420
},
421
};
422
423
static struct platform_device tmu10_device = {
424
.name = "sh_tmu",
425
.id = 10,
426
.dev = {
427
.platform_data = &tmu10_platform_data,
428
},
429
.resource = tmu10_resources,
430
.num_resources = ARRAY_SIZE(tmu10_resources),
431
};
432
433
static struct sh_timer_config tmu11_platform_data = {
434
.channel_offset = 0x1c,
435
.timer_bit = 2,
436
};
437
438
static struct resource tmu11_resources[] = {
439
[0] = {
440
.start = 0xffde0020,
441
.end = 0xffde002b,
442
.flags = IORESOURCE_MEM,
443
},
444
[1] = {
445
.start = 46,
446
.flags = IORESOURCE_IRQ,
447
},
448
};
449
450
static struct platform_device tmu11_device = {
451
.name = "sh_tmu",
452
.id = 11,
453
.dev = {
454
.platform_data = &tmu11_platform_data,
455
},
456
.resource = tmu11_resources,
457
.num_resources = ARRAY_SIZE(tmu11_resources),
458
};
459
460
static const struct sh_dmae_channel dmac0_channels[] = {
461
{
462
.offset = 0,
463
.dmars = 0,
464
.dmars_bit = 0,
465
}, {
466
.offset = 0x10,
467
.dmars = 0,
468
.dmars_bit = 8,
469
}, {
470
.offset = 0x20,
471
.dmars = 4,
472
.dmars_bit = 0,
473
}, {
474
.offset = 0x30,
475
.dmars = 4,
476
.dmars_bit = 8,
477
}, {
478
.offset = 0x50,
479
.dmars = 8,
480
.dmars_bit = 0,
481
}, {
482
.offset = 0x60,
483
.dmars = 8,
484
.dmars_bit = 8,
485
}
486
};
487
488
static const unsigned int ts_shift[] = TS_SHIFT;
489
490
static struct sh_dmae_pdata dma0_platform_data = {
491
.channel = dmac0_channels,
492
.channel_num = ARRAY_SIZE(dmac0_channels),
493
.ts_low_shift = CHCR_TS_LOW_SHIFT,
494
.ts_low_mask = CHCR_TS_LOW_MASK,
495
.ts_high_shift = CHCR_TS_HIGH_SHIFT,
496
.ts_high_mask = CHCR_TS_HIGH_MASK,
497
.ts_shift = ts_shift,
498
.ts_shift_num = ARRAY_SIZE(ts_shift),
499
.dmaor_init = DMAOR_INIT,
500
};
501
502
/* Resource order important! */
503
static struct resource dmac0_resources[] = {
504
{
505
/* Channel registers and DMAOR */
506
.start = 0xfe008020,
507
.end = 0xfe00808f,
508
.flags = IORESOURCE_MEM,
509
}, {
510
/* DMARSx */
511
.start = 0xfe009000,
512
.end = 0xfe00900b,
513
.flags = IORESOURCE_MEM,
514
}, {
515
/* DMA error IRQ */
516
.start = evt2irq(0x5c0),
517
.end = evt2irq(0x5c0),
518
.flags = IORESOURCE_IRQ,
519
}, {
520
/* IRQ for channels 0-5 */
521
.start = evt2irq(0x500),
522
.end = evt2irq(0x5a0),
523
.flags = IORESOURCE_IRQ,
524
},
525
};
526
527
static struct platform_device dma0_device = {
528
.name = "sh-dma-engine",
529
.id = 0,
530
.resource = dmac0_resources,
531
.num_resources = ARRAY_SIZE(dmac0_resources),
532
.dev = {
533
.platform_data = &dma0_platform_data,
534
},
535
};
536
537
#define USB_EHCI_START 0xffe70000
538
#define USB_OHCI_START 0xffe70400
539
540
static struct resource usb_ehci_resources[] = {
541
[0] = {
542
.start = USB_EHCI_START,
543
.end = USB_EHCI_START + 0x3ff,
544
.flags = IORESOURCE_MEM,
545
},
546
[1] = {
547
.start = 77,
548
.end = 77,
549
.flags = IORESOURCE_IRQ,
550
},
551
};
552
553
static struct platform_device usb_ehci_device = {
554
.name = "sh_ehci",
555
.id = -1,
556
.dev = {
557
.dma_mask = &usb_ehci_device.dev.coherent_dma_mask,
558
.coherent_dma_mask = DMA_BIT_MASK(32),
559
},
560
.num_resources = ARRAY_SIZE(usb_ehci_resources),
561
.resource = usb_ehci_resources,
562
};
563
564
static struct resource usb_ohci_resources[] = {
565
[0] = {
566
.start = USB_OHCI_START,
567
.end = USB_OHCI_START + 0x3ff,
568
.flags = IORESOURCE_MEM,
569
},
570
[1] = {
571
.start = 77,
572
.end = 77,
573
.flags = IORESOURCE_IRQ,
574
},
575
};
576
577
static struct platform_device usb_ohci_device = {
578
.name = "sh_ohci",
579
.id = -1,
580
.dev = {
581
.dma_mask = &usb_ohci_device.dev.coherent_dma_mask,
582
.coherent_dma_mask = DMA_BIT_MASK(32),
583
},
584
.num_resources = ARRAY_SIZE(usb_ohci_resources),
585
.resource = usb_ohci_resources,
586
};
587
588
static struct platform_device *sh7786_early_devices[] __initdata = {
589
&scif0_device,
590
&scif1_device,
591
&scif2_device,
592
&scif3_device,
593
&scif4_device,
594
&scif5_device,
595
&tmu0_device,
596
&tmu1_device,
597
&tmu2_device,
598
&tmu3_device,
599
&tmu4_device,
600
&tmu5_device,
601
&tmu6_device,
602
&tmu7_device,
603
&tmu8_device,
604
&tmu9_device,
605
&tmu10_device,
606
&tmu11_device,
607
};
608
609
static struct platform_device *sh7786_devices[] __initdata = {
610
&dma0_device,
611
&usb_ehci_device,
612
&usb_ohci_device,
613
};
614
615
/*
616
* Please call this function if your platform board
617
* use external clock for USB
618
* */
619
#define USBCTL0 0xffe70858
620
#define CLOCK_MODE_MASK 0xffffff7f
621
#define EXT_CLOCK_MODE 0x00000080
622
623
void __init sh7786_usb_use_exclock(void)
624
{
625
u32 val = __raw_readl(USBCTL0) & CLOCK_MODE_MASK;
626
__raw_writel(val | EXT_CLOCK_MODE, USBCTL0);
627
}
628
629
#define USBINITREG1 0xffe70094
630
#define USBINITREG2 0xffe7009c
631
#define USBINITVAL1 0x00ff0040
632
#define USBINITVAL2 0x00000001
633
634
#define USBPCTL1 0xffe70804
635
#define USBST 0xffe70808
636
#define PHY_ENB 0x00000001
637
#define PLL_ENB 0x00000002
638
#define PHY_RST 0x00000004
639
#define ACT_PLL_STATUS 0xc0000000
640
641
static void __init sh7786_usb_setup(void)
642
{
643
int i = 1000000;
644
645
/*
646
* USB initial settings
647
*
648
* The following settings are necessary
649
* for using the USB modules.
650
*
651
* see "USB Initial Settings" for detail
652
*/
653
__raw_writel(USBINITVAL1, USBINITREG1);
654
__raw_writel(USBINITVAL2, USBINITREG2);
655
656
/*
657
* Set the PHY and PLL enable bit
658
*/
659
__raw_writel(PHY_ENB | PLL_ENB, USBPCTL1);
660
while (i--) {
661
if (ACT_PLL_STATUS == (__raw_readl(USBST) & ACT_PLL_STATUS)) {
662
/* Set the PHY RST bit */
663
__raw_writel(PHY_ENB | PLL_ENB | PHY_RST, USBPCTL1);
664
printk(KERN_INFO "sh7786 usb setup done\n");
665
break;
666
}
667
cpu_relax();
668
}
669
}
670
671
enum {
672
UNUSED = 0,
673
674
/* interrupt sources */
675
IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
676
IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
677
IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
678
IRL0_HHLL, IRL0_HHLH, IRL0_HHHL,
679
680
IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
681
IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
682
IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
683
IRL4_HHLL, IRL4_HHLH, IRL4_HHHL,
684
685
IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
686
WDT,
687
TMU0_0, TMU0_1, TMU0_2, TMU0_3,
688
TMU1_0, TMU1_1, TMU1_2,
689
DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6,
690
HUDI1, HUDI0,
691
DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3,
692
HPB_0, HPB_1, HPB_2,
693
SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3,
694
SCIF1,
695
TMU2, TMU3,
696
SCIF2, SCIF3, SCIF4, SCIF5,
697
Eth_0, Eth_1,
698
PCIeC0_0, PCIeC0_1, PCIeC0_2,
699
PCIeC1_0, PCIeC1_1, PCIeC1_2,
700
USB,
701
I2C0, I2C1,
702
DU,
703
SSI0, SSI1, SSI2, SSI3,
704
PCIeC2_0, PCIeC2_1, PCIeC2_2,
705
HAC0, HAC1,
706
FLCTL,
707
HSPI,
708
GPIO0, GPIO1,
709
Thermal,
710
INTICI0, INTICI1, INTICI2, INTICI3,
711
INTICI4, INTICI5, INTICI6, INTICI7,
712
713
/* Muxed sub-events */
714
TXI1, BRI1, RXI1, ERI1,
715
};
716
717
static struct intc_vect sh7786_vectors[] __initdata = {
718
INTC_VECT(WDT, 0x3e0),
719
INTC_VECT(TMU0_0, 0x400), INTC_VECT(TMU0_1, 0x420),
720
INTC_VECT(TMU0_2, 0x440), INTC_VECT(TMU0_3, 0x460),
721
INTC_VECT(TMU1_0, 0x480), INTC_VECT(TMU1_1, 0x4a0),
722
INTC_VECT(TMU1_2, 0x4c0),
723
INTC_VECT(DMAC0_0, 0x500), INTC_VECT(DMAC0_1, 0x520),
724
INTC_VECT(DMAC0_2, 0x540), INTC_VECT(DMAC0_3, 0x560),
725
INTC_VECT(DMAC0_4, 0x580), INTC_VECT(DMAC0_5, 0x5a0),
726
INTC_VECT(DMAC0_6, 0x5c0),
727
INTC_VECT(HUDI1, 0x5e0), INTC_VECT(HUDI0, 0x600),
728
INTC_VECT(DMAC1_0, 0x620), INTC_VECT(DMAC1_1, 0x640),
729
INTC_VECT(DMAC1_2, 0x660), INTC_VECT(DMAC1_3, 0x680),
730
INTC_VECT(HPB_0, 0x6a0), INTC_VECT(HPB_1, 0x6c0),
731
INTC_VECT(HPB_2, 0x6e0),
732
INTC_VECT(SCIF0_0, 0x700), INTC_VECT(SCIF0_1, 0x720),
733
INTC_VECT(SCIF0_2, 0x740), INTC_VECT(SCIF0_3, 0x760),
734
INTC_VECT(SCIF1, 0x780),
735
INTC_VECT(TMU2, 0x7a0), INTC_VECT(TMU3, 0x7c0),
736
INTC_VECT(SCIF2, 0x840), INTC_VECT(SCIF3, 0x860),
737
INTC_VECT(SCIF4, 0x880), INTC_VECT(SCIF5, 0x8a0),
738
INTC_VECT(Eth_0, 0x8c0), INTC_VECT(Eth_1, 0x8e0),
739
INTC_VECT(PCIeC0_0, 0xae0), INTC_VECT(PCIeC0_1, 0xb00),
740
INTC_VECT(PCIeC0_2, 0xb20),
741
INTC_VECT(PCIeC1_0, 0xb40), INTC_VECT(PCIeC1_1, 0xb60),
742
INTC_VECT(PCIeC1_2, 0xb80),
743
INTC_VECT(USB, 0xba0),
744
INTC_VECT(I2C0, 0xcc0), INTC_VECT(I2C1, 0xce0),
745
INTC_VECT(DU, 0xd00),
746
INTC_VECT(SSI0, 0xd20), INTC_VECT(SSI1, 0xd40),
747
INTC_VECT(SSI2, 0xd60), INTC_VECT(SSI3, 0xd80),
748
INTC_VECT(PCIeC2_0, 0xda0), INTC_VECT(PCIeC2_1, 0xdc0),
749
INTC_VECT(PCIeC2_2, 0xde0),
750
INTC_VECT(HAC0, 0xe00), INTC_VECT(HAC1, 0xe20),
751
INTC_VECT(FLCTL, 0xe40),
752
INTC_VECT(HSPI, 0xe80),
753
INTC_VECT(GPIO0, 0xea0), INTC_VECT(GPIO1, 0xec0),
754
INTC_VECT(Thermal, 0xee0),
755
INTC_VECT(INTICI0, 0xf00), INTC_VECT(INTICI1, 0xf20),
756
INTC_VECT(INTICI2, 0xf40), INTC_VECT(INTICI3, 0xf60),
757
INTC_VECT(INTICI4, 0xf80), INTC_VECT(INTICI5, 0xfa0),
758
INTC_VECT(INTICI6, 0xfc0), INTC_VECT(INTICI7, 0xfe0),
759
};
760
761
#define CnINTMSK0 0xfe410030
762
#define CnINTMSK1 0xfe410040
763
#define CnINTMSKCLR0 0xfe410050
764
#define CnINTMSKCLR1 0xfe410060
765
#define CnINT2MSKR0 0xfe410a20
766
#define CnINT2MSKR1 0xfe410a24
767
#define CnINT2MSKR2 0xfe410a28
768
#define CnINT2MSKR3 0xfe410a2c
769
#define CnINT2MSKCR0 0xfe410a30
770
#define CnINT2MSKCR1 0xfe410a34
771
#define CnINT2MSKCR2 0xfe410a38
772
#define CnINT2MSKCR3 0xfe410a3c
773
#define INTMSK2 0xfe410068
774
#define INTMSKCLR2 0xfe41006c
775
776
#define INTDISTCR0 0xfe4100b0
777
#define INTDISTCR1 0xfe4100b4
778
#define INT2DISTCR0 0xfe410900
779
#define INT2DISTCR1 0xfe410904
780
#define INT2DISTCR2 0xfe410908
781
#define INT2DISTCR3 0xfe41090c
782
783
static struct intc_mask_reg sh7786_mask_registers[] __initdata = {
784
{ CnINTMSK0, CnINTMSKCLR0, 32,
785
{ IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 },
786
INTC_SMP_BALANCING(INTDISTCR0) },
787
{ INTMSK2, INTMSKCLR2, 32,
788
{ IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
789
IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
790
IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
791
IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 0,
792
IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
793
IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
794
IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
795
IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 0, } },
796
{ CnINT2MSKR0, CnINT2MSKCR0 , 32,
797
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
798
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, WDT },
799
INTC_SMP_BALANCING(INT2DISTCR0) },
800
{ CnINT2MSKR1, CnINT2MSKCR1, 32,
801
{ TMU0_0, TMU0_1, TMU0_2, TMU0_3, TMU1_0, TMU1_1, TMU1_2, 0,
802
DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6,
803
HUDI1, HUDI0,
804
DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3,
805
HPB_0, HPB_1, HPB_2,
806
SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3,
807
SCIF1,
808
TMU2, TMU3, 0, }, INTC_SMP_BALANCING(INT2DISTCR1) },
809
{ CnINT2MSKR2, CnINT2MSKCR2, 32,
810
{ 0, 0, SCIF2, SCIF3, SCIF4, SCIF5,
811
Eth_0, Eth_1,
812
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
813
PCIeC0_0, PCIeC0_1, PCIeC0_2,
814
PCIeC1_0, PCIeC1_1, PCIeC1_2,
815
USB, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR2) },
816
{ CnINT2MSKR3, CnINT2MSKCR3, 32,
817
{ 0, 0, 0, 0, 0, 0,
818
I2C0, I2C1,
819
DU, SSI0, SSI1, SSI2, SSI3,
820
PCIeC2_0, PCIeC2_1, PCIeC2_2,
821
HAC0, HAC1,
822
FLCTL, 0,
823
HSPI, GPIO0, GPIO1, Thermal,
824
0, 0, 0, 0, 0, 0, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR3) },
825
};
826
827
static struct intc_prio_reg sh7786_prio_registers[] __initdata = {
828
{ 0xfe410010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
829
IRQ4, IRQ5, IRQ6, IRQ7 } },
830
{ 0xfe410800, 0, 32, 8, /* INT2PRI0 */ { 0, 0, 0, WDT } },
831
{ 0xfe410804, 0, 32, 8, /* INT2PRI1 */ { TMU0_0, TMU0_1,
832
TMU0_2, TMU0_3 } },
833
{ 0xfe410808, 0, 32, 8, /* INT2PRI2 */ { TMU1_0, TMU1_1,
834
TMU1_2, 0 } },
835
{ 0xfe41080c, 0, 32, 8, /* INT2PRI3 */ { DMAC0_0, DMAC0_1,
836
DMAC0_2, DMAC0_3 } },
837
{ 0xfe410810, 0, 32, 8, /* INT2PRI4 */ { DMAC0_4, DMAC0_5,
838
DMAC0_6, HUDI1 } },
839
{ 0xfe410814, 0, 32, 8, /* INT2PRI5 */ { HUDI0, DMAC1_0,
840
DMAC1_1, DMAC1_2 } },
841
{ 0xfe410818, 0, 32, 8, /* INT2PRI6 */ { DMAC1_3, HPB_0,
842
HPB_1, HPB_2 } },
843
{ 0xfe41081c, 0, 32, 8, /* INT2PRI7 */ { SCIF0_0, SCIF0_1,
844
SCIF0_2, SCIF0_3 } },
845
{ 0xfe410820, 0, 32, 8, /* INT2PRI8 */ { SCIF1, TMU2, TMU3, 0 } },
846
{ 0xfe410824, 0, 32, 8, /* INT2PRI9 */ { 0, 0, SCIF2, SCIF3 } },
847
{ 0xfe410828, 0, 32, 8, /* INT2PRI10 */ { SCIF4, SCIF5,
848
Eth_0, Eth_1 } },
849
{ 0xfe41082c, 0, 32, 8, /* INT2PRI11 */ { 0, 0, 0, 0 } },
850
{ 0xfe410830, 0, 32, 8, /* INT2PRI12 */ { 0, 0, 0, 0 } },
851
{ 0xfe410834, 0, 32, 8, /* INT2PRI13 */ { 0, 0, 0, 0 } },
852
{ 0xfe410838, 0, 32, 8, /* INT2PRI14 */ { 0, 0, 0, PCIeC0_0 } },
853
{ 0xfe41083c, 0, 32, 8, /* INT2PRI15 */ { PCIeC0_1, PCIeC0_2,
854
PCIeC1_0, PCIeC1_1 } },
855
{ 0xfe410840, 0, 32, 8, /* INT2PRI16 */ { PCIeC1_2, USB, 0, 0 } },
856
{ 0xfe410844, 0, 32, 8, /* INT2PRI17 */ { 0, 0, 0, 0 } },
857
{ 0xfe410848, 0, 32, 8, /* INT2PRI18 */ { 0, 0, I2C0, I2C1 } },
858
{ 0xfe41084c, 0, 32, 8, /* INT2PRI19 */ { DU, SSI0, SSI1, SSI2 } },
859
{ 0xfe410850, 0, 32, 8, /* INT2PRI20 */ { SSI3, PCIeC2_0,
860
PCIeC2_1, PCIeC2_2 } },
861
{ 0xfe410854, 0, 32, 8, /* INT2PRI21 */ { HAC0, HAC1, FLCTL, 0 } },
862
{ 0xfe410858, 0, 32, 8, /* INT2PRI22 */ { HSPI, GPIO0,
863
GPIO1, Thermal } },
864
{ 0xfe41085c, 0, 32, 8, /* INT2PRI23 */ { 0, 0, 0, 0 } },
865
{ 0xfe410860, 0, 32, 8, /* INT2PRI24 */ { 0, 0, 0, 0 } },
866
{ 0xfe410090, 0xfe4100a0, 32, 4, /* CnICIPRI / CnICIPRICLR */
867
{ INTICI7, INTICI6, INTICI5, INTICI4,
868
INTICI3, INTICI2, INTICI1, INTICI0 }, INTC_SMP(4, 2) },
869
};
870
871
static struct intc_subgroup sh7786_subgroups[] __initdata = {
872
{ 0xfe410c20, 32, SCIF1,
873
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
874
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, TXI1, BRI1, RXI1, ERI1 } },
875
};
876
877
static struct intc_desc sh7786_intc_desc __initdata = {
878
.name = "sh7786",
879
.hw = {
880
.vectors = sh7786_vectors,
881
.nr_vectors = ARRAY_SIZE(sh7786_vectors),
882
.mask_regs = sh7786_mask_registers,
883
.nr_mask_regs = ARRAY_SIZE(sh7786_mask_registers),
884
.subgroups = sh7786_subgroups,
885
.nr_subgroups = ARRAY_SIZE(sh7786_subgroups),
886
.prio_regs = sh7786_prio_registers,
887
.nr_prio_regs = ARRAY_SIZE(sh7786_prio_registers),
888
},
889
};
890
891
/* Support for external interrupt pins in IRQ mode */
892
static struct intc_vect vectors_irq0123[] __initdata = {
893
INTC_VECT(IRQ0, 0x200), INTC_VECT(IRQ1, 0x240),
894
INTC_VECT(IRQ2, 0x280), INTC_VECT(IRQ3, 0x2c0),
895
};
896
897
static struct intc_vect vectors_irq4567[] __initdata = {
898
INTC_VECT(IRQ4, 0x300), INTC_VECT(IRQ5, 0x340),
899
INTC_VECT(IRQ6, 0x380), INTC_VECT(IRQ7, 0x3c0),
900
};
901
902
static struct intc_sense_reg sh7786_sense_registers[] __initdata = {
903
{ 0xfe41001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3,
904
IRQ4, IRQ5, IRQ6, IRQ7 } },
905
};
906
907
static struct intc_mask_reg sh7786_ack_registers[] __initdata = {
908
{ 0xfe410024, 0, 32, /* INTREQ */
909
{ IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
910
};
911
912
static DECLARE_INTC_DESC_ACK(intc_desc_irq0123, "sh7786-irq0123",
913
vectors_irq0123, NULL, sh7786_mask_registers,
914
sh7786_prio_registers, sh7786_sense_registers,
915
sh7786_ack_registers);
916
917
static DECLARE_INTC_DESC_ACK(intc_desc_irq4567, "sh7786-irq4567",
918
vectors_irq4567, NULL, sh7786_mask_registers,
919
sh7786_prio_registers, sh7786_sense_registers,
920
sh7786_ack_registers);
921
922
/* External interrupt pins in IRL mode */
923
924
static struct intc_vect vectors_irl0123[] __initdata = {
925
INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220),
926
INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260),
927
INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0),
928
INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0),
929
INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320),
930
INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360),
931
INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0),
932
INTC_VECT(IRL0_HHHL, 0x3c0),
933
};
934
935
static struct intc_vect vectors_irl4567[] __initdata = {
936
INTC_VECT(IRL4_LLLL, 0x900), INTC_VECT(IRL4_LLLH, 0x920),
937
INTC_VECT(IRL4_LLHL, 0x940), INTC_VECT(IRL4_LLHH, 0x960),
938
INTC_VECT(IRL4_LHLL, 0x980), INTC_VECT(IRL4_LHLH, 0x9a0),
939
INTC_VECT(IRL4_LHHL, 0x9c0), INTC_VECT(IRL4_LHHH, 0x9e0),
940
INTC_VECT(IRL4_HLLL, 0xa00), INTC_VECT(IRL4_HLLH, 0xa20),
941
INTC_VECT(IRL4_HLHL, 0xa40), INTC_VECT(IRL4_HLHH, 0xa60),
942
INTC_VECT(IRL4_HHLL, 0xa80), INTC_VECT(IRL4_HHLH, 0xaa0),
943
INTC_VECT(IRL4_HHHL, 0xac0),
944
};
945
946
static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7786-irl0123", vectors_irl0123,
947
NULL, sh7786_mask_registers, NULL, NULL);
948
949
static DECLARE_INTC_DESC(intc_desc_irl4567, "sh7786-irl4567", vectors_irl4567,
950
NULL, sh7786_mask_registers, NULL, NULL);
951
952
#define INTC_ICR0 0xfe410000
953
#define INTC_INTMSK0 CnINTMSK0
954
#define INTC_INTMSK1 CnINTMSK1
955
#define INTC_INTMSK2 INTMSK2
956
#define INTC_INTMSKCLR1 CnINTMSKCLR1
957
#define INTC_INTMSKCLR2 INTMSKCLR2
958
959
void __init plat_irq_setup(void)
960
{
961
/* disable IRQ3-0 + IRQ7-4 */
962
__raw_writel(0xff000000, INTC_INTMSK0);
963
964
/* disable IRL3-0 + IRL7-4 */
965
__raw_writel(0xc0000000, INTC_INTMSK1);
966
__raw_writel(0xfffefffe, INTC_INTMSK2);
967
968
/* select IRL mode for IRL3-0 + IRL7-4 */
969
__raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0);
970
971
register_intc_controller(&sh7786_intc_desc);
972
}
973
974
void __init plat_irq_setup_pins(int mode)
975
{
976
switch (mode) {
977
case IRQ_MODE_IRQ7654:
978
/* select IRQ mode for IRL7-4 */
979
__raw_writel(__raw_readl(INTC_ICR0) | 0x00400000, INTC_ICR0);
980
register_intc_controller(&intc_desc_irq4567);
981
break;
982
case IRQ_MODE_IRQ3210:
983
/* select IRQ mode for IRL3-0 */
984
__raw_writel(__raw_readl(INTC_ICR0) | 0x00800000, INTC_ICR0);
985
register_intc_controller(&intc_desc_irq0123);
986
break;
987
case IRQ_MODE_IRL7654:
988
/* enable IRL7-4 but don't provide any masking */
989
__raw_writel(0x40000000, INTC_INTMSKCLR1);
990
__raw_writel(0x0000fffe, INTC_INTMSKCLR2);
991
break;
992
case IRQ_MODE_IRL3210:
993
/* enable IRL0-3 but don't provide any masking */
994
__raw_writel(0x80000000, INTC_INTMSKCLR1);
995
__raw_writel(0xfffe0000, INTC_INTMSKCLR2);
996
break;
997
case IRQ_MODE_IRL7654_MASK:
998
/* enable IRL7-4 and mask using cpu intc controller */
999
__raw_writel(0x40000000, INTC_INTMSKCLR1);
1000
register_intc_controller(&intc_desc_irl4567);
1001
break;
1002
case IRQ_MODE_IRL3210_MASK:
1003
/* enable IRL0-3 and mask using cpu intc controller */
1004
__raw_writel(0x80000000, INTC_INTMSKCLR1);
1005
register_intc_controller(&intc_desc_irl0123);
1006
break;
1007
default:
1008
BUG();
1009
}
1010
}
1011
1012
void __init plat_mem_setup(void)
1013
{
1014
}
1015
1016
static int __init sh7786_devices_setup(void)
1017
{
1018
int ret, irq;
1019
1020
sh7786_usb_setup();
1021
1022
/*
1023
* De-mux SCIF1 IRQs if possible
1024
*/
1025
irq = intc_irq_lookup(sh7786_intc_desc.name, TXI1);
1026
if (irq > 0) {
1027
scif1_platform_data.irqs[SCIx_TXI_IRQ] = irq;
1028
scif1_platform_data.irqs[SCIx_ERI_IRQ] =
1029
intc_irq_lookup(sh7786_intc_desc.name, ERI1);
1030
scif1_platform_data.irqs[SCIx_BRI_IRQ] =
1031
intc_irq_lookup(sh7786_intc_desc.name, BRI1);
1032
scif1_platform_data.irqs[SCIx_RXI_IRQ] =
1033
intc_irq_lookup(sh7786_intc_desc.name, RXI1);
1034
}
1035
1036
ret = platform_add_devices(sh7786_early_devices,
1037
ARRAY_SIZE(sh7786_early_devices));
1038
if (unlikely(ret != 0))
1039
return ret;
1040
1041
return platform_add_devices(sh7786_devices,
1042
ARRAY_SIZE(sh7786_devices));
1043
}
1044
arch_initcall(sh7786_devices_setup);
1045
1046
void __init plat_early_device_setup(void)
1047
{
1048
early_platform_add_devices(sh7786_early_devices,
1049
ARRAY_SIZE(sh7786_early_devices));
1050
}
1051
1052