1 /*
2  * SH7786 Setup
3  *
4  * Copyright (C) 2009 - 2010  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 <cpu/dma-register.h>
27 #include <asm/mmzone.h>
28 
29 static struct plat_sci_port scif0_platform_data = {
30 	.mapbase	= 0xffea0000,
31 	.flags		= UPF_BOOT_AUTOCONF,
32 	.scscr		= SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
33 	.scbrr_algo_id	= SCBRR_ALGO_1,
34 	.type		= PORT_SCIF,
35 	.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 = {
50 	.mapbase	= 0xffeb0000,
51 	.flags		= UPF_BOOT_AUTOCONF,
52 	.scscr		= SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
53 	.scbrr_algo_id	= SCBRR_ALGO_1,
54 	.type		= PORT_SCIF,
55 	.irqs		= { 44, 44, 44, 44 },
56 };
57 
58 static struct platform_device scif1_device = {
59 	.name		= "sh-sci",
60 	.id		= 1,
61 	.dev		= {
62 		.platform_data	= &scif1_platform_data,
63 	},
64 };
65 
66 static struct plat_sci_port scif2_platform_data = {
67 	.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 
75 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		= {
96 		.platform_data	= &scif3_platform_data,
97 	},
98 };
99 
100 static struct plat_sci_port scif4_platform_data = {
101 	.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		= {
113 		.platform_data	= &scif4_platform_data,
114 	},
115 };
116 
117 static struct plat_sci_port scif5_platform_data = {
118 	.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,
123 	.irqs		= { 53, 53, 53, 53 },
124 };
125 
126 static struct platform_device scif5_device = {
127 	.name		= "sh-sci",
128 	.id		= 5,
129 	.dev		= {
130 		.platform_data	= &scif5_platform_data,
131 	},
132 };
133 
134 static struct sh_timer_config tmu0_platform_data = {
135 	.channel_offset = 0x04,
136 	.timer_bit = 0,
137 	.clockevent_rating = 200,
138 };
139 
140 static struct resource tmu0_resources[] = {
141 	[0] = {
142 		.start	= 0xffd80008,
143 		.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 = {
238 		.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 
342 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 Inital 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