1 /*
2 * SH7786 Setup
3 *
4 * Copyright (C) 2009 - 2011 Renesas Solutions Corp.
5 * Kuninori Morimoto <morimoto.kuninori@renesas.com>
6 * Paul Mundt <paul.mundt@renesas.com>
7 *
8 * 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
13 * License. See the file "COPYING" in the main directory of this archive
14 * for more details.
15 */
16 #include <linux/platform_device.h>
17 #include <linux/init.h>
18 #include <linux/serial.h>
19 #include <linux/serial_sci.h>
20 #include <linux/io.h>
21 #include <linux/mm.h>
22 #include <linux/dma-mapping.h>
23 #include <linux/sh_timer.h>
24 #include <linux/sh_dma.h>
25 #include <linux/sh_intc.h>
26 #include <linux/usb/ohci_pdriver.h>
27 #include <cpu/dma-register.h>
28 #include <asm/mmzone.h>
29
30 static struct plat_sci_port scif0_platform_data = {
31 .mapbase = 0xffea0000,
32 .flags = UPF_BOOT_AUTOCONF,
33 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
34 .scbrr_algo_id = SCBRR_ALGO_1,
35 .type = PORT_SCIF,
36 .irqs = { evt2irq(0x700),
37 evt2irq(0x720),
38 evt2irq(0x760),
39 evt2irq(0x740) },
40 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
41 };
42
43 static struct platform_device scif0_device = {
44 .name = "sh-sci",
45 .id = 0,
46 .dev = {
47 .platform_data = &scif0_platform_data,
48 },
49 };
50
51 /*
52 * The rest of these all have multiplexed IRQs
53 */
54 static struct plat_sci_port scif1_platform_data = {
55 .mapbase = 0xffeb0000,
56 .flags = UPF_BOOT_AUTOCONF,
57 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
58 .scbrr_algo_id = SCBRR_ALGO_1,
59 .type = PORT_SCIF,
60 .irqs = SCIx_IRQ_MUXED(evt2irq(0x780)),
61 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
62 };
63
64 static struct platform_device scif1_device = {
65 .name = "sh-sci",
66 .id = 1,
67 .dev = {
68 .platform_data = &scif1_platform_data,
69 },
70 };
71
72 static struct plat_sci_port scif2_platform_data = {
73 .mapbase = 0xffec0000,
74 .flags = UPF_BOOT_AUTOCONF,
75 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
76 .scbrr_algo_id = SCBRR_ALGO_1,
77 .type = PORT_SCIF,
78 .irqs = SCIx_IRQ_MUXED(evt2irq(0x840)),
79 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
80 };
81
82 static struct platform_device scif2_device = {
83 .name = "sh-sci",
84 .id = 2,
85 .dev = {
86 .platform_data = &scif2_platform_data,
87 },
88 };
89
90 static struct plat_sci_port scif3_platform_data = {
91 .mapbase = 0xffed0000,
92 .flags = UPF_BOOT_AUTOCONF,
93 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
94 .scbrr_algo_id = SCBRR_ALGO_1,
95 .type = PORT_SCIF,
96 .irqs = SCIx_IRQ_MUXED(evt2irq(0x860)),
97 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
98 };
99
100 static struct platform_device scif3_device = {
101 .name = "sh-sci",
102 .id = 3,
103 .dev = {
104 .platform_data = &scif3_platform_data,
105 },
106 };
107
108 static struct plat_sci_port scif4_platform_data = {
109 .mapbase = 0xffee0000,
110 .flags = UPF_BOOT_AUTOCONF,
111 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
112 .scbrr_algo_id = SCBRR_ALGO_1,
113 .type = PORT_SCIF,
114 .irqs = SCIx_IRQ_MUXED(evt2irq(0x880)),
115 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
116 };
117
118 static struct platform_device scif4_device = {
119 .name = "sh-sci",
120 .id = 4,
121 .dev = {
122 .platform_data = &scif4_platform_data,
123 },
124 };
125
126 static struct plat_sci_port scif5_platform_data = {
127 .mapbase = 0xffef0000,
128 .flags = UPF_BOOT_AUTOCONF,
129 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
130 .scbrr_algo_id = SCBRR_ALGO_1,
131 .type = PORT_SCIF,
132 .irqs = SCIx_IRQ_MUXED(evt2irq(0x8a0)),
133 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
134 };
135
136 static struct platform_device scif5_device = {
137 .name = "sh-sci",
138 .id = 5,
139 .dev = {
140 .platform_data = &scif5_platform_data,
141 },
142 };
143
144 static struct sh_timer_config tmu0_platform_data = {
145 .channel_offset = 0x04,
146 .timer_bit = 0,
147 .clockevent_rating = 200,
148 };
149
150 static struct resource tmu0_resources[] = {
151 [0] = {
152 .start = 0xffd80008,
153 .end = 0xffd80013,
154 .flags = IORESOURCE_MEM,
155 },
156 [1] = {
157 .start = evt2irq(0x400),
158 .flags = IORESOURCE_IRQ,
159 },
160 };
161
162 static struct platform_device tmu0_device = {
163 .name = "sh_tmu",
164 .id = 0,
165 .dev = {
166 .platform_data = &tmu0_platform_data,
167 },
168 .resource = tmu0_resources,
169 .num_resources = ARRAY_SIZE(tmu0_resources),
170 };
171
172 static struct sh_timer_config tmu1_platform_data = {
173 .channel_offset = 0x10,
174 .timer_bit = 1,
175 .clocksource_rating = 200,
176 };
177
178 static struct resource tmu1_resources[] = {
179 [0] = {
180 .start = 0xffd80014,
181 .end = 0xffd8001f,
182 .flags = IORESOURCE_MEM,
183 },
184 [1] = {
185 .start = evt2irq(0x420),
186 .flags = IORESOURCE_IRQ,
187 },
188 };
189
190 static struct platform_device tmu1_device = {
191 .name = "sh_tmu",
192 .id = 1,
193 .dev = {
194 .platform_data = &tmu1_platform_data,
195 },
196 .resource = tmu1_resources,
197 .num_resources = ARRAY_SIZE(tmu1_resources),
198 };
199
200 static struct sh_timer_config tmu2_platform_data = {
201 .channel_offset = 0x1c,
202 .timer_bit = 2,
203 };
204
205 static struct resource tmu2_resources[] = {
206 [0] = {
207 .start = 0xffd80020,
208 .end = 0xffd8002f,
209 .flags = IORESOURCE_MEM,
210 },
211 [1] = {
212 .start = evt2irq(0x440),
213 .flags = IORESOURCE_IRQ,
214 },
215 };
216
217 static struct platform_device tmu2_device = {
218 .name = "sh_tmu",
219 .id = 2,
220 .dev = {
221 .platform_data = &tmu2_platform_data,
222 },
223 .resource = tmu2_resources,
224 .num_resources = ARRAY_SIZE(tmu2_resources),
225 };
226
227 static struct sh_timer_config tmu3_platform_data = {
228 .channel_offset = 0x04,
229 .timer_bit = 0,
230 };
231
232 static struct resource tmu3_resources[] = {
233 [0] = {
234 .start = 0xffda0008,
235 .end = 0xffda0013,
236 .flags = IORESOURCE_MEM,
237 },
238 [1] = {
239 .start = evt2irq(0x480),
240 .flags = IORESOURCE_IRQ,
241 },
242 };
243
244 static struct platform_device tmu3_device = {
245 .name = "sh_tmu",
246 .id = 3,
247 .dev = {
248 .platform_data = &tmu3_platform_data,
249 },
250 .resource = tmu3_resources,
251 .num_resources = ARRAY_SIZE(tmu3_resources),
252 };
253
254 static struct sh_timer_config tmu4_platform_data = {
255 .channel_offset = 0x10,
256 .timer_bit = 1,
257 };
258
259 static struct resource tmu4_resources[] = {
260 [0] = {
261 .start = 0xffda0014,
262 .end = 0xffda001f,
263 .flags = IORESOURCE_MEM,
264 },
265 [1] = {
266 .start = evt2irq(0x4a0),
267 .flags = IORESOURCE_IRQ,
268 },
269 };
270
271 static struct platform_device tmu4_device = {
272 .name = "sh_tmu",
273 .id = 4,
274 .dev = {
275 .platform_data = &tmu4_platform_data,
276 },
277 .resource = tmu4_resources,
278 .num_resources = ARRAY_SIZE(tmu4_resources),
279 };
280
281 static struct sh_timer_config tmu5_platform_data = {
282 .channel_offset = 0x1c,
283 .timer_bit = 2,
284 };
285
286 static struct resource tmu5_resources[] = {
287 [0] = {
288 .start = 0xffda0020,
289 .end = 0xffda002b,
290 .flags = IORESOURCE_MEM,
291 },
292 [1] = {
293 .start = evt2irq(0x4c0),
294 .flags = IORESOURCE_IRQ,
295 },
296 };
297
298 static struct platform_device tmu5_device = {
299 .name = "sh_tmu",
300 .id = 5,
301 .dev = {
302 .platform_data = &tmu5_platform_data,
303 },
304 .resource = tmu5_resources,
305 .num_resources = ARRAY_SIZE(tmu5_resources),
306 };
307
308 static struct sh_timer_config tmu6_platform_data = {
309 .channel_offset = 0x04,
310 .timer_bit = 0,
311 };
312
313 static struct resource tmu6_resources[] = {
314 [0] = {
315 .start = 0xffdc0008,
316 .end = 0xffdc0013,
317 .flags = IORESOURCE_MEM,
318 },
319 [1] = {
320 .start = evt2irq(0x7a0),
321 .flags = IORESOURCE_IRQ,
322 },
323 };
324
325 static struct platform_device tmu6_device = {
326 .name = "sh_tmu",
327 .id = 6,
328 .dev = {
329 .platform_data = &tmu6_platform_data,
330 },
331 .resource = tmu6_resources,
332 .num_resources = ARRAY_SIZE(tmu6_resources),
333 };
334
335 static struct sh_timer_config tmu7_platform_data = {
336 .channel_offset = 0x10,
337 .timer_bit = 1,
338 };
339
340 static struct resource tmu7_resources[] = {
341 [0] = {
342 .start = 0xffdc0014,
343 .end = 0xffdc001f,
344 .flags = IORESOURCE_MEM,
345 },
346 [1] = {
347 .start = evt2irq(0x7a0),
348 .flags = IORESOURCE_IRQ,
349 },
350 };
351
352 static struct platform_device tmu7_device = {
353 .name = "sh_tmu",
354 .id = 7,
355 .dev = {
356 .platform_data = &tmu7_platform_data,
357 },
358 .resource = tmu7_resources,
359 .num_resources = ARRAY_SIZE(tmu7_resources),
360 };
361
362 static struct sh_timer_config tmu8_platform_data = {
363 .channel_offset = 0x1c,
364 .timer_bit = 2,
365 };
366
367 static struct resource tmu8_resources[] = {
368 [0] = {
369 .start = 0xffdc0020,
370 .end = 0xffdc002b,
371 .flags = IORESOURCE_MEM,
372 },
373 [1] = {
374 .start = evt2irq(0x7a0),
375 .flags = IORESOURCE_IRQ,
376 },
377 };
378
379 static struct platform_device tmu8_device = {
380 .name = "sh_tmu",
381 .id = 8,
382 .dev = {
383 .platform_data = &tmu8_platform_data,
384 },
385 .resource = tmu8_resources,
386 .num_resources = ARRAY_SIZE(tmu8_resources),
387 };
388
389 static struct sh_timer_config tmu9_platform_data = {
390 .channel_offset = 0x04,
391 .timer_bit = 0,
392 };
393
394 static struct resource tmu9_resources[] = {
395 [0] = {
396 .start = 0xffde0008,
397 .end = 0xffde0013,
398 .flags = IORESOURCE_MEM,
399 },
400 [1] = {
401 .start = evt2irq(0x7c0),
402 .flags = IORESOURCE_IRQ,
403 },
404 };
405
406 static struct platform_device tmu9_device = {
407 .name = "sh_tmu",
408 .id = 9,
409 .dev = {
410 .platform_data = &tmu9_platform_data,
411 },
412 .resource = tmu9_resources,
413 .num_resources = ARRAY_SIZE(tmu9_resources),
414 };
415
416 static struct sh_timer_config tmu10_platform_data = {
417 .channel_offset = 0x10,
418 .timer_bit = 1,
419 };
420
421 static struct resource tmu10_resources[] = {
422 [0] = {
423 .start = 0xffde0014,
424 .end = 0xffde001f,
425 .flags = IORESOURCE_MEM,
426 },
427 [1] = {
428 .start = evt2irq(0x7c0),
429 .flags = IORESOURCE_IRQ,
430 },
431 };
432
433 static struct platform_device tmu10_device = {
434 .name = "sh_tmu",
435 .id = 10,
436 .dev = {
437 .platform_data = &tmu10_platform_data,
438 },
439 .resource = tmu10_resources,
440 .num_resources = ARRAY_SIZE(tmu10_resources),
441 };
442
443 static struct sh_timer_config tmu11_platform_data = {
444 .channel_offset = 0x1c,
445 .timer_bit = 2,
446 };
447
448 static struct resource tmu11_resources[] = {
449 [0] = {
450 .start = 0xffde0020,
451 .end = 0xffde002b,
452 .flags = IORESOURCE_MEM,
453 },
454 [1] = {
455 .start = evt2irq(0x7c0),
456 .flags = IORESOURCE_IRQ,
457 },
458 };
459
460 static struct platform_device tmu11_device = {
461 .name = "sh_tmu",
462 .id = 11,
463 .dev = {
464 .platform_data = &tmu11_platform_data,
465 },
466 .resource = tmu11_resources,
467 .num_resources = ARRAY_SIZE(tmu11_resources),
468 };
469
470 static const struct sh_dmae_channel dmac0_channels[] = {
471 {
472 .offset = 0,
473 .dmars = 0,
474 .dmars_bit = 0,
475 }, {
476 .offset = 0x10,
477 .dmars = 0,
478 .dmars_bit = 8,
479 }, {
480 .offset = 0x20,
481 .dmars = 4,
482 .dmars_bit = 0,
483 }, {
484 .offset = 0x30,
485 .dmars = 4,
486 .dmars_bit = 8,
487 }, {
488 .offset = 0x50,
489 .dmars = 8,
490 .dmars_bit = 0,
491 }, {
492 .offset = 0x60,
493 .dmars = 8,
494 .dmars_bit = 8,
495 }
496 };
497
498 static const unsigned int ts_shift[] = TS_SHIFT;
499
500 static struct sh_dmae_pdata dma0_platform_data = {
501 .channel = dmac0_channels,
502 .channel_num = ARRAY_SIZE(dmac0_channels),
503 .ts_low_shift = CHCR_TS_LOW_SHIFT,
504 .ts_low_mask = CHCR_TS_LOW_MASK,
505 .ts_high_shift = CHCR_TS_HIGH_SHIFT,
506 .ts_high_mask = CHCR_TS_HIGH_MASK,
507 .ts_shift = ts_shift,
508 .ts_shift_num = ARRAY_SIZE(ts_shift),
509 .dmaor_init = DMAOR_INIT,
510 };
511
512 /* Resource order important! */
513 static struct resource dmac0_resources[] = {
514 {
515 /* Channel registers and DMAOR */
516 .start = 0xfe008020,
517 .end = 0xfe00808f,
518 .flags = IORESOURCE_MEM,
519 }, {
520 /* DMARSx */
521 .start = 0xfe009000,
522 .end = 0xfe00900b,
523 .flags = IORESOURCE_MEM,
524 }, {
525 .name = "error_irq",
526 .start = evt2irq(0x5c0),
527 .end = evt2irq(0x5c0),
528 .flags = IORESOURCE_IRQ,
529 }, {
530 /* IRQ for channels 0-5 */
531 .start = evt2irq(0x500),
532 .end = evt2irq(0x5a0),
533 .flags = IORESOURCE_IRQ,
534 },
535 };
536
537 static struct platform_device dma0_device = {
538 .name = "sh-dma-engine",
539 .id = 0,
540 .resource = dmac0_resources,
541 .num_resources = ARRAY_SIZE(dmac0_resources),
542 .dev = {
543 .platform_data = &dma0_platform_data,
544 },
545 };
546
547 #define USB_EHCI_START 0xffe70000
548 #define USB_OHCI_START 0xffe70400
549
550 static struct resource usb_ehci_resources[] = {
551 [0] = {
552 .start = USB_EHCI_START,
553 .end = USB_EHCI_START + 0x3ff,
554 .flags = IORESOURCE_MEM,
555 },
556 [1] = {
557 .start = evt2irq(0xba0),
558 .end = evt2irq(0xba0),
559 .flags = IORESOURCE_IRQ,
560 },
561 };
562
563 static struct platform_device usb_ehci_device = {
564 .name = "sh_ehci",
565 .id = -1,
566 .dev = {
567 .dma_mask = &usb_ehci_device.dev.coherent_dma_mask,
568 .coherent_dma_mask = DMA_BIT_MASK(32),
569 },
570 .num_resources = ARRAY_SIZE(usb_ehci_resources),
571 .resource = usb_ehci_resources,
572 };
573
574 static struct resource usb_ohci_resources[] = {
575 [0] = {
576 .start = USB_OHCI_START,
577 .end = USB_OHCI_START + 0x3ff,
578 .flags = IORESOURCE_MEM,
579 },
580 [1] = {
581 .start = evt2irq(0xba0),
582 .end = evt2irq(0xba0),
583 .flags = IORESOURCE_IRQ,
584 },
585 };
586
587 static struct usb_ohci_pdata usb_ohci_pdata;
588
589 static struct platform_device usb_ohci_device = {
590 .name = "ohci-platform",
591 .id = -1,
592 .dev = {
593 .dma_mask = &usb_ohci_device.dev.coherent_dma_mask,
594 .coherent_dma_mask = DMA_BIT_MASK(32),
595 .platform_data = &usb_ohci_pdata,
596 },
597 .num_resources = ARRAY_SIZE(usb_ohci_resources),
598 .resource = usb_ohci_resources,
599 };
600
601 static struct platform_device *sh7786_early_devices[] __initdata = {
602 &scif0_device,
603 &scif1_device,
604 &scif2_device,
605 &scif3_device,
606 &scif4_device,
607 &scif5_device,
608 &tmu0_device,
609 &tmu1_device,
610 &tmu2_device,
611 &tmu3_device,
612 &tmu4_device,
613 &tmu5_device,
614 &tmu6_device,
615 &tmu7_device,
616 &tmu8_device,
617 &tmu9_device,
618 &tmu10_device,
619 &tmu11_device,
620 };
621
622 static struct platform_device *sh7786_devices[] __initdata = {
623 &dma0_device,
624 &usb_ehci_device,
625 &usb_ohci_device,
626 };
627
628 /*
629 * Please call this function if your platform board
630 * use external clock for USB
631 * */
632 #define USBCTL0 0xffe70858
633 #define CLOCK_MODE_MASK 0xffffff7f
634 #define EXT_CLOCK_MODE 0x00000080
635
sh7786_usb_use_exclock(void)636 void __init sh7786_usb_use_exclock(void)
637 {
638 u32 val = __raw_readl(USBCTL0) & CLOCK_MODE_MASK;
639 __raw_writel(val | EXT_CLOCK_MODE, USBCTL0);
640 }
641
642 #define USBINITREG1 0xffe70094
643 #define USBINITREG2 0xffe7009c
644 #define USBINITVAL1 0x00ff0040
645 #define USBINITVAL2 0x00000001
646
647 #define USBPCTL1 0xffe70804
648 #define USBST 0xffe70808
649 #define PHY_ENB 0x00000001
650 #define PLL_ENB 0x00000002
651 #define PHY_RST 0x00000004
652 #define ACT_PLL_STATUS 0xc0000000
653
sh7786_usb_setup(void)654 static void __init sh7786_usb_setup(void)
655 {
656 int i = 1000000;
657
658 /*
659 * USB initial settings
660 *
661 * The following settings are necessary
662 * for using the USB modules.
663 *
664 * see "USB Initial Settings" for detail
665 */
666 __raw_writel(USBINITVAL1, USBINITREG1);
667 __raw_writel(USBINITVAL2, USBINITREG2);
668
669 /*
670 * Set the PHY and PLL enable bit
671 */
672 __raw_writel(PHY_ENB | PLL_ENB, USBPCTL1);
673 while (i--) {
674 if (ACT_PLL_STATUS == (__raw_readl(USBST) & ACT_PLL_STATUS)) {
675 /* Set the PHY RST bit */
676 __raw_writel(PHY_ENB | PLL_ENB | PHY_RST, USBPCTL1);
677 printk(KERN_INFO "sh7786 usb setup done\n");
678 break;
679 }
680 cpu_relax();
681 }
682 }
683
684 enum {
685 UNUSED = 0,
686
687 /* interrupt sources */
688 IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
689 IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
690 IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
691 IRL0_HHLL, IRL0_HHLH, IRL0_HHHL,
692
693 IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
694 IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
695 IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
696 IRL4_HHLL, IRL4_HHLH, IRL4_HHHL,
697
698 IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
699 WDT,
700 TMU0_0, TMU0_1, TMU0_2, TMU0_3,
701 TMU1_0, TMU1_1, TMU1_2,
702 DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6,
703 HUDI1, HUDI0,
704 DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3,
705 HPB_0, HPB_1, HPB_2,
706 SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3,
707 SCIF1,
708 TMU2, TMU3,
709 SCIF2, SCIF3, SCIF4, SCIF5,
710 Eth_0, Eth_1,
711 PCIeC0_0, PCIeC0_1, PCIeC0_2,
712 PCIeC1_0, PCIeC1_1, PCIeC1_2,
713 USB,
714 I2C0, I2C1,
715 DU,
716 SSI0, SSI1, SSI2, SSI3,
717 PCIeC2_0, PCIeC2_1, PCIeC2_2,
718 HAC0, HAC1,
719 FLCTL,
720 HSPI,
721 GPIO0, GPIO1,
722 Thermal,
723 INTICI0, INTICI1, INTICI2, INTICI3,
724 INTICI4, INTICI5, INTICI6, INTICI7,
725
726 /* Muxed sub-events */
727 TXI1, BRI1, RXI1, ERI1,
728 };
729
730 static struct intc_vect sh7786_vectors[] __initdata = {
731 INTC_VECT(WDT, 0x3e0),
732 INTC_VECT(TMU0_0, 0x400), INTC_VECT(TMU0_1, 0x420),
733 INTC_VECT(TMU0_2, 0x440), INTC_VECT(TMU0_3, 0x460),
734 INTC_VECT(TMU1_0, 0x480), INTC_VECT(TMU1_1, 0x4a0),
735 INTC_VECT(TMU1_2, 0x4c0),
736 INTC_VECT(DMAC0_0, 0x500), INTC_VECT(DMAC0_1, 0x520),
737 INTC_VECT(DMAC0_2, 0x540), INTC_VECT(DMAC0_3, 0x560),
738 INTC_VECT(DMAC0_4, 0x580), INTC_VECT(DMAC0_5, 0x5a0),
739 INTC_VECT(DMAC0_6, 0x5c0),
740 INTC_VECT(HUDI1, 0x5e0), INTC_VECT(HUDI0, 0x600),
741 INTC_VECT(DMAC1_0, 0x620), INTC_VECT(DMAC1_1, 0x640),
742 INTC_VECT(DMAC1_2, 0x660), INTC_VECT(DMAC1_3, 0x680),
743 INTC_VECT(HPB_0, 0x6a0), INTC_VECT(HPB_1, 0x6c0),
744 INTC_VECT(HPB_2, 0x6e0),
745 INTC_VECT(SCIF0_0, 0x700), INTC_VECT(SCIF0_1, 0x720),
746 INTC_VECT(SCIF0_2, 0x740), INTC_VECT(SCIF0_3, 0x760),
747 INTC_VECT(SCIF1, 0x780),
748 INTC_VECT(TMU2, 0x7a0), INTC_VECT(TMU3, 0x7c0),
749 INTC_VECT(SCIF2, 0x840), INTC_VECT(SCIF3, 0x860),
750 INTC_VECT(SCIF4, 0x880), INTC_VECT(SCIF5, 0x8a0),
751 INTC_VECT(Eth_0, 0x8c0), INTC_VECT(Eth_1, 0x8e0),
752 INTC_VECT(PCIeC0_0, 0xae0), INTC_VECT(PCIeC0_1, 0xb00),
753 INTC_VECT(PCIeC0_2, 0xb20),
754 INTC_VECT(PCIeC1_0, 0xb40), INTC_VECT(PCIeC1_1, 0xb60),
755 INTC_VECT(PCIeC1_2, 0xb80),
756 INTC_VECT(USB, 0xba0),
757 INTC_VECT(I2C0, 0xcc0), INTC_VECT(I2C1, 0xce0),
758 INTC_VECT(DU, 0xd00),
759 INTC_VECT(SSI0, 0xd20), INTC_VECT(SSI1, 0xd40),
760 INTC_VECT(SSI2, 0xd60), INTC_VECT(SSI3, 0xd80),
761 INTC_VECT(PCIeC2_0, 0xda0), INTC_VECT(PCIeC2_1, 0xdc0),
762 INTC_VECT(PCIeC2_2, 0xde0),
763 INTC_VECT(HAC0, 0xe00), INTC_VECT(HAC1, 0xe20),
764 INTC_VECT(FLCTL, 0xe40),
765 INTC_VECT(HSPI, 0xe80),
766 INTC_VECT(GPIO0, 0xea0), INTC_VECT(GPIO1, 0xec0),
767 INTC_VECT(Thermal, 0xee0),
768 INTC_VECT(INTICI0, 0xf00), INTC_VECT(INTICI1, 0xf20),
769 INTC_VECT(INTICI2, 0xf40), INTC_VECT(INTICI3, 0xf60),
770 INTC_VECT(INTICI4, 0xf80), INTC_VECT(INTICI5, 0xfa0),
771 INTC_VECT(INTICI6, 0xfc0), INTC_VECT(INTICI7, 0xfe0),
772 };
773
774 #define CnINTMSK0 0xfe410030
775 #define CnINTMSK1 0xfe410040
776 #define CnINTMSKCLR0 0xfe410050
777 #define CnINTMSKCLR1 0xfe410060
778 #define CnINT2MSKR0 0xfe410a20
779 #define CnINT2MSKR1 0xfe410a24
780 #define CnINT2MSKR2 0xfe410a28
781 #define CnINT2MSKR3 0xfe410a2c
782 #define CnINT2MSKCR0 0xfe410a30
783 #define CnINT2MSKCR1 0xfe410a34
784 #define CnINT2MSKCR2 0xfe410a38
785 #define CnINT2MSKCR3 0xfe410a3c
786 #define INTMSK2 0xfe410068
787 #define INTMSKCLR2 0xfe41006c
788
789 #define INTDISTCR0 0xfe4100b0
790 #define INTDISTCR1 0xfe4100b4
791 #define INT2DISTCR0 0xfe410900
792 #define INT2DISTCR1 0xfe410904
793 #define INT2DISTCR2 0xfe410908
794 #define INT2DISTCR3 0xfe41090c
795
796 static struct intc_mask_reg sh7786_mask_registers[] __initdata = {
797 { CnINTMSK0, CnINTMSKCLR0, 32,
798 { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 },
799 INTC_SMP_BALANCING(INTDISTCR0) },
800 { INTMSK2, INTMSKCLR2, 32,
801 { IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
802 IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
803 IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
804 IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 0,
805 IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
806 IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
807 IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
808 IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 0, } },
809 { CnINT2MSKR0, CnINT2MSKCR0 , 32,
810 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
811 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, WDT },
812 INTC_SMP_BALANCING(INT2DISTCR0) },
813 { CnINT2MSKR1, CnINT2MSKCR1, 32,
814 { TMU0_0, TMU0_1, TMU0_2, TMU0_3, TMU1_0, TMU1_1, TMU1_2, 0,
815 DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6,
816 HUDI1, HUDI0,
817 DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3,
818 HPB_0, HPB_1, HPB_2,
819 SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3,
820 SCIF1,
821 TMU2, TMU3, 0, }, INTC_SMP_BALANCING(INT2DISTCR1) },
822 { CnINT2MSKR2, CnINT2MSKCR2, 32,
823 { 0, 0, SCIF2, SCIF3, SCIF4, SCIF5,
824 Eth_0, Eth_1,
825 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
826 PCIeC0_0, PCIeC0_1, PCIeC0_2,
827 PCIeC1_0, PCIeC1_1, PCIeC1_2,
828 USB, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR2) },
829 { CnINT2MSKR3, CnINT2MSKCR3, 32,
830 { 0, 0, 0, 0, 0, 0,
831 I2C0, I2C1,
832 DU, SSI0, SSI1, SSI2, SSI3,
833 PCIeC2_0, PCIeC2_1, PCIeC2_2,
834 HAC0, HAC1,
835 FLCTL, 0,
836 HSPI, GPIO0, GPIO1, Thermal,
837 0, 0, 0, 0, 0, 0, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR3) },
838 };
839
840 static struct intc_prio_reg sh7786_prio_registers[] __initdata = {
841 { 0xfe410010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
842 IRQ4, IRQ5, IRQ6, IRQ7 } },
843 { 0xfe410800, 0, 32, 8, /* INT2PRI0 */ { 0, 0, 0, WDT } },
844 { 0xfe410804, 0, 32, 8, /* INT2PRI1 */ { TMU0_0, TMU0_1,
845 TMU0_2, TMU0_3 } },
846 { 0xfe410808, 0, 32, 8, /* INT2PRI2 */ { TMU1_0, TMU1_1,
847 TMU1_2, 0 } },
848 { 0xfe41080c, 0, 32, 8, /* INT2PRI3 */ { DMAC0_0, DMAC0_1,
849 DMAC0_2, DMAC0_3 } },
850 { 0xfe410810, 0, 32, 8, /* INT2PRI4 */ { DMAC0_4, DMAC0_5,
851 DMAC0_6, HUDI1 } },
852 { 0xfe410814, 0, 32, 8, /* INT2PRI5 */ { HUDI0, DMAC1_0,
853 DMAC1_1, DMAC1_2 } },
854 { 0xfe410818, 0, 32, 8, /* INT2PRI6 */ { DMAC1_3, HPB_0,
855 HPB_1, HPB_2 } },
856 { 0xfe41081c, 0, 32, 8, /* INT2PRI7 */ { SCIF0_0, SCIF0_1,
857 SCIF0_2, SCIF0_3 } },
858 { 0xfe410820, 0, 32, 8, /* INT2PRI8 */ { SCIF1, TMU2, TMU3, 0 } },
859 { 0xfe410824, 0, 32, 8, /* INT2PRI9 */ { 0, 0, SCIF2, SCIF3 } },
860 { 0xfe410828, 0, 32, 8, /* INT2PRI10 */ { SCIF4, SCIF5,
861 Eth_0, Eth_1 } },
862 { 0xfe41082c, 0, 32, 8, /* INT2PRI11 */ { 0, 0, 0, 0 } },
863 { 0xfe410830, 0, 32, 8, /* INT2PRI12 */ { 0, 0, 0, 0 } },
864 { 0xfe410834, 0, 32, 8, /* INT2PRI13 */ { 0, 0, 0, 0 } },
865 { 0xfe410838, 0, 32, 8, /* INT2PRI14 */ { 0, 0, 0, PCIeC0_0 } },
866 { 0xfe41083c, 0, 32, 8, /* INT2PRI15 */ { PCIeC0_1, PCIeC0_2,
867 PCIeC1_0, PCIeC1_1 } },
868 { 0xfe410840, 0, 32, 8, /* INT2PRI16 */ { PCIeC1_2, USB, 0, 0 } },
869 { 0xfe410844, 0, 32, 8, /* INT2PRI17 */ { 0, 0, 0, 0 } },
870 { 0xfe410848, 0, 32, 8, /* INT2PRI18 */ { 0, 0, I2C0, I2C1 } },
871 { 0xfe41084c, 0, 32, 8, /* INT2PRI19 */ { DU, SSI0, SSI1, SSI2 } },
872 { 0xfe410850, 0, 32, 8, /* INT2PRI20 */ { SSI3, PCIeC2_0,
873 PCIeC2_1, PCIeC2_2 } },
874 { 0xfe410854, 0, 32, 8, /* INT2PRI21 */ { HAC0, HAC1, FLCTL, 0 } },
875 { 0xfe410858, 0, 32, 8, /* INT2PRI22 */ { HSPI, GPIO0,
876 GPIO1, Thermal } },
877 { 0xfe41085c, 0, 32, 8, /* INT2PRI23 */ { 0, 0, 0, 0 } },
878 { 0xfe410860, 0, 32, 8, /* INT2PRI24 */ { 0, 0, 0, 0 } },
879 { 0xfe410090, 0xfe4100a0, 32, 4, /* CnICIPRI / CnICIPRICLR */
880 { INTICI7, INTICI6, INTICI5, INTICI4,
881 INTICI3, INTICI2, INTICI1, INTICI0 }, INTC_SMP(4, 2) },
882 };
883
884 static struct intc_subgroup sh7786_subgroups[] __initdata = {
885 { 0xfe410c20, 32, SCIF1,
886 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
887 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, TXI1, BRI1, RXI1, ERI1 } },
888 };
889
890 static struct intc_desc sh7786_intc_desc __initdata = {
891 .name = "sh7786",
892 .hw = {
893 .vectors = sh7786_vectors,
894 .nr_vectors = ARRAY_SIZE(sh7786_vectors),
895 .mask_regs = sh7786_mask_registers,
896 .nr_mask_regs = ARRAY_SIZE(sh7786_mask_registers),
897 .subgroups = sh7786_subgroups,
898 .nr_subgroups = ARRAY_SIZE(sh7786_subgroups),
899 .prio_regs = sh7786_prio_registers,
900 .nr_prio_regs = ARRAY_SIZE(sh7786_prio_registers),
901 },
902 };
903
904 /* Support for external interrupt pins in IRQ mode */
905 static struct intc_vect vectors_irq0123[] __initdata = {
906 INTC_VECT(IRQ0, 0x200), INTC_VECT(IRQ1, 0x240),
907 INTC_VECT(IRQ2, 0x280), INTC_VECT(IRQ3, 0x2c0),
908 };
909
910 static struct intc_vect vectors_irq4567[] __initdata = {
911 INTC_VECT(IRQ4, 0x300), INTC_VECT(IRQ5, 0x340),
912 INTC_VECT(IRQ6, 0x380), INTC_VECT(IRQ7, 0x3c0),
913 };
914
915 static struct intc_sense_reg sh7786_sense_registers[] __initdata = {
916 { 0xfe41001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3,
917 IRQ4, IRQ5, IRQ6, IRQ7 } },
918 };
919
920 static struct intc_mask_reg sh7786_ack_registers[] __initdata = {
921 { 0xfe410024, 0, 32, /* INTREQ */
922 { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
923 };
924
925 static DECLARE_INTC_DESC_ACK(intc_desc_irq0123, "sh7786-irq0123",
926 vectors_irq0123, NULL, sh7786_mask_registers,
927 sh7786_prio_registers, sh7786_sense_registers,
928 sh7786_ack_registers);
929
930 static DECLARE_INTC_DESC_ACK(intc_desc_irq4567, "sh7786-irq4567",
931 vectors_irq4567, NULL, sh7786_mask_registers,
932 sh7786_prio_registers, sh7786_sense_registers,
933 sh7786_ack_registers);
934
935 /* External interrupt pins in IRL mode */
936
937 static struct intc_vect vectors_irl0123[] __initdata = {
938 INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220),
939 INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260),
940 INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0),
941 INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0),
942 INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320),
943 INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360),
944 INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0),
945 INTC_VECT(IRL0_HHHL, 0x3c0),
946 };
947
948 static struct intc_vect vectors_irl4567[] __initdata = {
949 INTC_VECT(IRL4_LLLL, 0x900), INTC_VECT(IRL4_LLLH, 0x920),
950 INTC_VECT(IRL4_LLHL, 0x940), INTC_VECT(IRL4_LLHH, 0x960),
951 INTC_VECT(IRL4_LHLL, 0x980), INTC_VECT(IRL4_LHLH, 0x9a0),
952 INTC_VECT(IRL4_LHHL, 0x9c0), INTC_VECT(IRL4_LHHH, 0x9e0),
953 INTC_VECT(IRL4_HLLL, 0xa00), INTC_VECT(IRL4_HLLH, 0xa20),
954 INTC_VECT(IRL4_HLHL, 0xa40), INTC_VECT(IRL4_HLHH, 0xa60),
955 INTC_VECT(IRL4_HHLL, 0xa80), INTC_VECT(IRL4_HHLH, 0xaa0),
956 INTC_VECT(IRL4_HHHL, 0xac0),
957 };
958
959 static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7786-irl0123", vectors_irl0123,
960 NULL, sh7786_mask_registers, NULL, NULL);
961
962 static DECLARE_INTC_DESC(intc_desc_irl4567, "sh7786-irl4567", vectors_irl4567,
963 NULL, sh7786_mask_registers, NULL, NULL);
964
965 #define INTC_ICR0 0xfe410000
966 #define INTC_INTMSK0 CnINTMSK0
967 #define INTC_INTMSK1 CnINTMSK1
968 #define INTC_INTMSK2 INTMSK2
969 #define INTC_INTMSKCLR1 CnINTMSKCLR1
970 #define INTC_INTMSKCLR2 INTMSKCLR2
971
plat_irq_setup(void)972 void __init plat_irq_setup(void)
973 {
974 /* disable IRQ3-0 + IRQ7-4 */
975 __raw_writel(0xff000000, INTC_INTMSK0);
976
977 /* disable IRL3-0 + IRL7-4 */
978 __raw_writel(0xc0000000, INTC_INTMSK1);
979 __raw_writel(0xfffefffe, INTC_INTMSK2);
980
981 /* select IRL mode for IRL3-0 + IRL7-4 */
982 __raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0);
983
984 register_intc_controller(&sh7786_intc_desc);
985 }
986
plat_irq_setup_pins(int mode)987 void __init plat_irq_setup_pins(int mode)
988 {
989 switch (mode) {
990 case IRQ_MODE_IRQ7654:
991 /* select IRQ mode for IRL7-4 */
992 __raw_writel(__raw_readl(INTC_ICR0) | 0x00400000, INTC_ICR0);
993 register_intc_controller(&intc_desc_irq4567);
994 break;
995 case IRQ_MODE_IRQ3210:
996 /* select IRQ mode for IRL3-0 */
997 __raw_writel(__raw_readl(INTC_ICR0) | 0x00800000, INTC_ICR0);
998 register_intc_controller(&intc_desc_irq0123);
999 break;
1000 case IRQ_MODE_IRL7654:
1001 /* enable IRL7-4 but don't provide any masking */
1002 __raw_writel(0x40000000, INTC_INTMSKCLR1);
1003 __raw_writel(0x0000fffe, INTC_INTMSKCLR2);
1004 break;
1005 case IRQ_MODE_IRL3210:
1006 /* enable IRL0-3 but don't provide any masking */
1007 __raw_writel(0x80000000, INTC_INTMSKCLR1);
1008 __raw_writel(0xfffe0000, INTC_INTMSKCLR2);
1009 break;
1010 case IRQ_MODE_IRL7654_MASK:
1011 /* enable IRL7-4 and mask using cpu intc controller */
1012 __raw_writel(0x40000000, INTC_INTMSKCLR1);
1013 register_intc_controller(&intc_desc_irl4567);
1014 break;
1015 case IRQ_MODE_IRL3210_MASK:
1016 /* enable IRL0-3 and mask using cpu intc controller */
1017 __raw_writel(0x80000000, INTC_INTMSKCLR1);
1018 register_intc_controller(&intc_desc_irl0123);
1019 break;
1020 default:
1021 BUG();
1022 }
1023 }
1024
plat_mem_setup(void)1025 void __init plat_mem_setup(void)
1026 {
1027 }
1028
sh7786_devices_setup(void)1029 static int __init sh7786_devices_setup(void)
1030 {
1031 int ret, irq;
1032
1033 sh7786_usb_setup();
1034
1035 /*
1036 * De-mux SCIF1 IRQs if possible
1037 */
1038 irq = intc_irq_lookup(sh7786_intc_desc.name, TXI1);
1039 if (irq > 0) {
1040 scif1_platform_data.irqs[SCIx_TXI_IRQ] = irq;
1041 scif1_platform_data.irqs[SCIx_ERI_IRQ] =
1042 intc_irq_lookup(sh7786_intc_desc.name, ERI1);
1043 scif1_platform_data.irqs[SCIx_BRI_IRQ] =
1044 intc_irq_lookup(sh7786_intc_desc.name, BRI1);
1045 scif1_platform_data.irqs[SCIx_RXI_IRQ] =
1046 intc_irq_lookup(sh7786_intc_desc.name, RXI1);
1047 }
1048
1049 ret = platform_add_devices(sh7786_early_devices,
1050 ARRAY_SIZE(sh7786_early_devices));
1051 if (unlikely(ret != 0))
1052 return ret;
1053
1054 return platform_add_devices(sh7786_devices,
1055 ARRAY_SIZE(sh7786_devices));
1056 }
1057 arch_initcall(sh7786_devices_setup);
1058
plat_early_device_setup(void)1059 void __init plat_early_device_setup(void)
1060 {
1061 early_platform_add_devices(sh7786_early_devices,
1062 ARRAY_SIZE(sh7786_early_devices));
1063 }
1064