1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * SH7786 Setup
4  *
5  * Copyright (C) 2009 - 2011  Renesas Solutions Corp.
6  * Kuninori Morimoto <morimoto.kuninori@renesas.com>
7  * Paul Mundt <paul.mundt@renesas.com>
8  *
9  * Based on SH7785 Setup
10  *
11  *  Copyright (C) 2007  Paul Mundt
12  */
13 #include <linux/platform_device.h>
14 #include <linux/init.h>
15 #include <linux/serial.h>
16 #include <linux/serial_sci.h>
17 #include <linux/io.h>
18 #include <linux/mm.h>
19 #include <linux/dma-mapping.h>
20 #include <linux/sh_timer.h>
21 #include <linux/sh_dma.h>
22 #include <linux/sh_intc.h>
23 #include <linux/usb/ohci_pdriver.h>
24 #include <cpu/dma-register.h>
25 #include <asm/mmzone.h>
26 #include <asm/platform_early.h>
27 
28 static struct plat_sci_port scif0_platform_data = {
29 	.scscr		= SCSCR_REIE | SCSCR_CKE1,
30 	.type		= PORT_SCIF,
31 	.regtype	= SCIx_SH4_SCIF_FIFODATA_REGTYPE,
32 };
33 
34 static struct resource scif0_resources[] = {
35 	DEFINE_RES_MEM(0xffea0000, 0x100),
36 	DEFINE_RES_IRQ(evt2irq(0x700)),
37 	DEFINE_RES_IRQ(evt2irq(0x720)),
38 	DEFINE_RES_IRQ(evt2irq(0x760)),
39 	DEFINE_RES_IRQ(evt2irq(0x740)),
40 };
41 
42 static struct platform_device scif0_device = {
43 	.name		= "sh-sci",
44 	.id		= 0,
45 	.resource	= scif0_resources,
46 	.num_resources	= ARRAY_SIZE(scif0_resources),
47 	.dev		= {
48 		.platform_data	= &scif0_platform_data,
49 	},
50 };
51 
52 /*
53  * The rest of these all have multiplexed IRQs
54  */
55 static struct plat_sci_port scif1_platform_data = {
56 	.scscr		= SCSCR_REIE | SCSCR_CKE1,
57 	.type		= PORT_SCIF,
58 	.regtype	= SCIx_SH4_SCIF_FIFODATA_REGTYPE,
59 };
60 
61 static struct resource scif1_resources[] = {
62 	DEFINE_RES_MEM(0xffeb0000, 0x100),
63 	DEFINE_RES_IRQ(evt2irq(0x780)),
64 };
65 
66 static struct resource scif1_demux_resources[] = {
67 	DEFINE_RES_MEM(0xffeb0000, 0x100),
68 	/* Placeholders, see sh7786_devices_setup() */
69 	DEFINE_RES_IRQ(0),
70 	DEFINE_RES_IRQ(0),
71 	DEFINE_RES_IRQ(0),
72 	DEFINE_RES_IRQ(0),
73 };
74 
75 static struct platform_device scif1_device = {
76 	.name		= "sh-sci",
77 	.id		= 1,
78 	.resource	= scif1_resources,
79 	.num_resources	= ARRAY_SIZE(scif1_resources),
80 	.dev		= {
81 		.platform_data	= &scif1_platform_data,
82 	},
83 };
84 
85 static struct plat_sci_port scif2_platform_data = {
86 	.scscr		= SCSCR_REIE | SCSCR_CKE1,
87 	.type		= PORT_SCIF,
88 	.regtype	= SCIx_SH4_SCIF_FIFODATA_REGTYPE,
89 };
90 
91 static struct resource scif2_resources[] = {
92 	DEFINE_RES_MEM(0xffec0000, 0x100),
93 	DEFINE_RES_IRQ(evt2irq(0x840)),
94 };
95 
96 static struct platform_device scif2_device = {
97 	.name		= "sh-sci",
98 	.id		= 2,
99 	.resource	= scif2_resources,
100 	.num_resources	= ARRAY_SIZE(scif2_resources),
101 	.dev		= {
102 		.platform_data	= &scif2_platform_data,
103 	},
104 };
105 
106 static struct plat_sci_port scif3_platform_data = {
107 	.scscr		= SCSCR_REIE | SCSCR_CKE1,
108 	.type		= PORT_SCIF,
109 	.regtype	= SCIx_SH4_SCIF_FIFODATA_REGTYPE,
110 };
111 
112 static struct resource scif3_resources[] = {
113 	DEFINE_RES_MEM(0xffed0000, 0x100),
114 	DEFINE_RES_IRQ(evt2irq(0x860)),
115 };
116 
117 static struct platform_device scif3_device = {
118 	.name		= "sh-sci",
119 	.id		= 3,
120 	.resource	= scif3_resources,
121 	.num_resources	= ARRAY_SIZE(scif3_resources),
122 	.dev		= {
123 		.platform_data	= &scif3_platform_data,
124 	},
125 };
126 
127 static struct plat_sci_port scif4_platform_data = {
128 	.scscr		= SCSCR_REIE | SCSCR_CKE1,
129 	.type		= PORT_SCIF,
130 	.regtype	= SCIx_SH4_SCIF_FIFODATA_REGTYPE,
131 };
132 
133 static struct resource scif4_resources[] = {
134 	DEFINE_RES_MEM(0xffee0000, 0x100),
135 	DEFINE_RES_IRQ(evt2irq(0x880)),
136 };
137 
138 static struct platform_device scif4_device = {
139 	.name		= "sh-sci",
140 	.id		= 4,
141 	.resource	= scif4_resources,
142 	.num_resources	= ARRAY_SIZE(scif4_resources),
143 	.dev		= {
144 		.platform_data	= &scif4_platform_data,
145 	},
146 };
147 
148 static struct plat_sci_port scif5_platform_data = {
149 	.scscr		= SCSCR_REIE | SCSCR_CKE1,
150 	.type		= PORT_SCIF,
151 	.regtype	= SCIx_SH4_SCIF_FIFODATA_REGTYPE,
152 };
153 
154 static struct resource scif5_resources[] = {
155 	DEFINE_RES_MEM(0xffef0000, 0x100),
156 	DEFINE_RES_IRQ(evt2irq(0x8a0)),
157 };
158 
159 static struct platform_device scif5_device = {
160 	.name		= "sh-sci",
161 	.id		= 5,
162 	.resource	= scif5_resources,
163 	.num_resources	= ARRAY_SIZE(scif5_resources),
164 	.dev		= {
165 		.platform_data	= &scif5_platform_data,
166 	},
167 };
168 
169 static struct sh_timer_config tmu0_platform_data = {
170 	.channels_mask = 7,
171 };
172 
173 static struct resource tmu0_resources[] = {
174 	DEFINE_RES_MEM(0xffd80000, 0x30),
175 	DEFINE_RES_IRQ(evt2irq(0x400)),
176 	DEFINE_RES_IRQ(evt2irq(0x420)),
177 	DEFINE_RES_IRQ(evt2irq(0x440)),
178 };
179 
180 static struct platform_device tmu0_device = {
181 	.name		= "sh-tmu",
182 	.id		= 0,
183 	.dev = {
184 		.platform_data	= &tmu0_platform_data,
185 	},
186 	.resource	= tmu0_resources,
187 	.num_resources	= ARRAY_SIZE(tmu0_resources),
188 };
189 
190 static struct sh_timer_config tmu1_platform_data = {
191 	.channels_mask = 7,
192 };
193 
194 static struct resource tmu1_resources[] = {
195 	DEFINE_RES_MEM(0xffda0000, 0x2c),
196 	DEFINE_RES_IRQ(evt2irq(0x480)),
197 	DEFINE_RES_IRQ(evt2irq(0x4a0)),
198 	DEFINE_RES_IRQ(evt2irq(0x4c0)),
199 };
200 
201 static struct platform_device tmu1_device = {
202 	.name		= "sh-tmu",
203 	.id		= 1,
204 	.dev = {
205 		.platform_data	= &tmu1_platform_data,
206 	},
207 	.resource	= tmu1_resources,
208 	.num_resources	= ARRAY_SIZE(tmu1_resources),
209 };
210 
211 static struct sh_timer_config tmu2_platform_data = {
212 	.channels_mask = 7,
213 };
214 
215 static struct resource tmu2_resources[] = {
216 	DEFINE_RES_MEM(0xffdc0000, 0x2c),
217 	DEFINE_RES_IRQ(evt2irq(0x7a0)),
218 	DEFINE_RES_IRQ(evt2irq(0x7a0)),
219 	DEFINE_RES_IRQ(evt2irq(0x7a0)),
220 };
221 
222 static struct platform_device tmu2_device = {
223 	.name		= "sh-tmu",
224 	.id		= 2,
225 	.dev = {
226 		.platform_data	= &tmu2_platform_data,
227 	},
228 	.resource	= tmu2_resources,
229 	.num_resources	= ARRAY_SIZE(tmu2_resources),
230 };
231 
232 static struct sh_timer_config tmu3_platform_data = {
233 	.channels_mask = 7,
234 };
235 
236 static struct resource tmu3_resources[] = {
237 	DEFINE_RES_MEM(0xffde0000, 0x2c),
238 	DEFINE_RES_IRQ(evt2irq(0x7c0)),
239 	DEFINE_RES_IRQ(evt2irq(0x7c0)),
240 	DEFINE_RES_IRQ(evt2irq(0x7c0)),
241 };
242 
243 static struct platform_device tmu3_device = {
244 	.name		= "sh-tmu",
245 	.id		= 3,
246 	.dev = {
247 		.platform_data	= &tmu3_platform_data,
248 	},
249 	.resource	= tmu3_resources,
250 	.num_resources	= ARRAY_SIZE(tmu3_resources),
251 };
252 
253 static const struct sh_dmae_channel dmac0_channels[] = {
254 	{
255 		.offset = 0,
256 		.dmars = 0,
257 		.dmars_bit = 0,
258 	}, {
259 		.offset = 0x10,
260 		.dmars = 0,
261 		.dmars_bit = 8,
262 	}, {
263 		.offset = 0x20,
264 		.dmars = 4,
265 		.dmars_bit = 0,
266 	}, {
267 		.offset = 0x30,
268 		.dmars = 4,
269 		.dmars_bit = 8,
270 	}, {
271 		.offset = 0x50,
272 		.dmars = 8,
273 		.dmars_bit = 0,
274 	}, {
275 		.offset = 0x60,
276 		.dmars = 8,
277 		.dmars_bit = 8,
278 	}
279 };
280 
281 static const unsigned int ts_shift[] = TS_SHIFT;
282 
283 static struct sh_dmae_pdata dma0_platform_data = {
284 	.channel	= dmac0_channels,
285 	.channel_num	= ARRAY_SIZE(dmac0_channels),
286 	.ts_low_shift	= CHCR_TS_LOW_SHIFT,
287 	.ts_low_mask	= CHCR_TS_LOW_MASK,
288 	.ts_high_shift	= CHCR_TS_HIGH_SHIFT,
289 	.ts_high_mask	= CHCR_TS_HIGH_MASK,
290 	.ts_shift	= ts_shift,
291 	.ts_shift_num	= ARRAY_SIZE(ts_shift),
292 	.dmaor_init	= DMAOR_INIT,
293 };
294 
295 /* Resource order important! */
296 static struct resource dmac0_resources[] = {
297 	{
298 		/* Channel registers and DMAOR */
299 		.start	= 0xfe008020,
300 		.end	= 0xfe00808f,
301 		.flags	= IORESOURCE_MEM,
302 	}, {
303 		/* DMARSx */
304 		.start	= 0xfe009000,
305 		.end	= 0xfe00900b,
306 		.flags	= IORESOURCE_MEM,
307 	}, {
308 		.name	= "error_irq",
309 		.start	= evt2irq(0x5c0),
310 		.end	= evt2irq(0x5c0),
311 		.flags	= IORESOURCE_IRQ,
312 	}, {
313 		/* IRQ for channels 0-5 */
314 		.start	= evt2irq(0x500),
315 		.end	= evt2irq(0x5a0),
316 		.flags	= IORESOURCE_IRQ,
317 	},
318 };
319 
320 static struct platform_device dma0_device = {
321 	.name		= "sh-dma-engine",
322 	.id		= 0,
323 	.resource	= dmac0_resources,
324 	.num_resources	= ARRAY_SIZE(dmac0_resources),
325 	.dev		= {
326 		.platform_data	= &dma0_platform_data,
327 	},
328 };
329 
330 #define USB_EHCI_START 0xffe70000
331 #define USB_OHCI_START 0xffe70400
332 
333 static struct resource usb_ehci_resources[] = {
334 	[0] = {
335 		.start	= USB_EHCI_START,
336 		.end	= USB_EHCI_START + 0x3ff,
337 		.flags	= IORESOURCE_MEM,
338 	},
339 	[1] = {
340 		.start	= evt2irq(0xba0),
341 		.end	= evt2irq(0xba0),
342 		.flags	= IORESOURCE_IRQ,
343 	},
344 };
345 
346 static struct platform_device usb_ehci_device = {
347 	.name		= "sh_ehci",
348 	.id		= -1,
349 	.dev = {
350 		.dma_mask		= &usb_ehci_device.dev.coherent_dma_mask,
351 		.coherent_dma_mask	= DMA_BIT_MASK(32),
352 	},
353 	.num_resources	= ARRAY_SIZE(usb_ehci_resources),
354 	.resource	= usb_ehci_resources,
355 };
356 
357 static struct resource usb_ohci_resources[] = {
358 	[0] = {
359 		.start	= USB_OHCI_START,
360 		.end	= USB_OHCI_START + 0x3ff,
361 		.flags	= IORESOURCE_MEM,
362 	},
363 	[1] = {
364 		.start	= evt2irq(0xba0),
365 		.end	= evt2irq(0xba0),
366 		.flags	= IORESOURCE_IRQ,
367 	},
368 };
369 
370 static struct usb_ohci_pdata usb_ohci_pdata;
371 
372 static struct platform_device usb_ohci_device = {
373 	.name		= "ohci-platform",
374 	.id		= -1,
375 	.dev = {
376 		.dma_mask		= &usb_ohci_device.dev.coherent_dma_mask,
377 		.coherent_dma_mask	= DMA_BIT_MASK(32),
378 		.platform_data		= &usb_ohci_pdata,
379 	},
380 	.num_resources	= ARRAY_SIZE(usb_ohci_resources),
381 	.resource	= usb_ohci_resources,
382 };
383 
384 static struct platform_device *sh7786_early_devices[] __initdata = {
385 	&scif0_device,
386 	&scif1_device,
387 	&scif2_device,
388 	&scif3_device,
389 	&scif4_device,
390 	&scif5_device,
391 	&tmu0_device,
392 	&tmu1_device,
393 	&tmu2_device,
394 	&tmu3_device,
395 };
396 
397 static struct platform_device *sh7786_devices[] __initdata = {
398 	&dma0_device,
399 	&usb_ehci_device,
400 	&usb_ohci_device,
401 };
402 
403 /*
404  * Please call this function if your platform board
405  * use external clock for USB
406  * */
407 #define USBCTL0		0xffe70858
408 #define CLOCK_MODE_MASK 0xffffff7f
409 #define EXT_CLOCK_MODE  0x00000080
410 
411 void __init sh7786_usb_use_exclock(void)
412 {
413 	u32 val = __raw_readl(USBCTL0) & CLOCK_MODE_MASK;
414 	__raw_writel(val | EXT_CLOCK_MODE, USBCTL0);
415 }
416 
417 #define USBINITREG1	0xffe70094
418 #define USBINITREG2	0xffe7009c
419 #define USBINITVAL1	0x00ff0040
420 #define USBINITVAL2	0x00000001
421 
422 #define USBPCTL1	0xffe70804
423 #define USBST		0xffe70808
424 #define PHY_ENB		0x00000001
425 #define PLL_ENB		0x00000002
426 #define PHY_RST		0x00000004
427 #define ACT_PLL_STATUS	0xc0000000
428 
429 static void __init sh7786_usb_setup(void)
430 {
431 	int i = 1000000;
432 
433 	/*
434 	 * USB initial settings
435 	 *
436 	 * The following settings are necessary
437 	 * for using the USB modules.
438 	 *
439 	 * see "USB Initial Settings" for detail
440 	 */
441 	__raw_writel(USBINITVAL1, USBINITREG1);
442 	__raw_writel(USBINITVAL2, USBINITREG2);
443 
444 	/*
445 	 * Set the PHY and PLL enable bit
446 	 */
447 	__raw_writel(PHY_ENB | PLL_ENB, USBPCTL1);
448 	while (i--) {
449 		if (ACT_PLL_STATUS == (__raw_readl(USBST) & ACT_PLL_STATUS)) {
450 			/* Set the PHY RST bit */
451 			__raw_writel(PHY_ENB | PLL_ENB | PHY_RST, USBPCTL1);
452 			printk(KERN_INFO "sh7786 usb setup done\n");
453 			break;
454 		}
455 		cpu_relax();
456 	}
457 }
458 
459 enum {
460 	UNUSED = 0,
461 
462 	/* interrupt sources */
463 	IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
464 	IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
465 	IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
466 	IRL0_HHLL, IRL0_HHLH, IRL0_HHHL,
467 
468 	IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
469 	IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
470 	IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
471 	IRL4_HHLL, IRL4_HHLH, IRL4_HHHL,
472 
473 	IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
474 	WDT,
475 	TMU0_0, TMU0_1, TMU0_2, TMU0_3,
476 	TMU1_0, TMU1_1, TMU1_2,
477 	DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6,
478 	HUDI1, HUDI0,
479 	DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3,
480 	HPB_0, HPB_1, HPB_2,
481 	SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3,
482 	SCIF1,
483 	TMU2, TMU3,
484 	SCIF2, SCIF3, SCIF4, SCIF5,
485 	Eth_0, Eth_1,
486 	PCIeC0_0, PCIeC0_1, PCIeC0_2,
487 	PCIeC1_0, PCIeC1_1, PCIeC1_2,
488 	USB,
489 	I2C0, I2C1,
490 	DU,
491 	SSI0, SSI1, SSI2, SSI3,
492 	PCIeC2_0, PCIeC2_1, PCIeC2_2,
493 	HAC0, HAC1,
494 	FLCTL,
495 	HSPI,
496 	GPIO0, GPIO1,
497 	Thermal,
498 	INTICI0, INTICI1, INTICI2, INTICI3,
499 	INTICI4, INTICI5, INTICI6, INTICI7,
500 
501 	/* Muxed sub-events */
502 	TXI1, BRI1, RXI1, ERI1,
503 };
504 
505 static struct intc_vect sh7786_vectors[] __initdata = {
506 	INTC_VECT(WDT, 0x3e0),
507 	INTC_VECT(TMU0_0, 0x400), INTC_VECT(TMU0_1, 0x420),
508 	INTC_VECT(TMU0_2, 0x440), INTC_VECT(TMU0_3, 0x460),
509 	INTC_VECT(TMU1_0, 0x480), INTC_VECT(TMU1_1, 0x4a0),
510 	INTC_VECT(TMU1_2, 0x4c0),
511 	INTC_VECT(DMAC0_0, 0x500), INTC_VECT(DMAC0_1, 0x520),
512 	INTC_VECT(DMAC0_2, 0x540), INTC_VECT(DMAC0_3, 0x560),
513 	INTC_VECT(DMAC0_4, 0x580), INTC_VECT(DMAC0_5, 0x5a0),
514 	INTC_VECT(DMAC0_6, 0x5c0),
515 	INTC_VECT(HUDI1, 0x5e0), INTC_VECT(HUDI0, 0x600),
516 	INTC_VECT(DMAC1_0, 0x620), INTC_VECT(DMAC1_1, 0x640),
517 	INTC_VECT(DMAC1_2, 0x660), INTC_VECT(DMAC1_3, 0x680),
518 	INTC_VECT(HPB_0, 0x6a0), INTC_VECT(HPB_1, 0x6c0),
519 	INTC_VECT(HPB_2, 0x6e0),
520 	INTC_VECT(SCIF0_0, 0x700), INTC_VECT(SCIF0_1, 0x720),
521 	INTC_VECT(SCIF0_2, 0x740), INTC_VECT(SCIF0_3, 0x760),
522 	INTC_VECT(SCIF1, 0x780),
523 	INTC_VECT(TMU2, 0x7a0), INTC_VECT(TMU3, 0x7c0),
524 	INTC_VECT(SCIF2, 0x840), INTC_VECT(SCIF3, 0x860),
525 	INTC_VECT(SCIF4, 0x880), INTC_VECT(SCIF5, 0x8a0),
526 	INTC_VECT(Eth_0, 0x8c0), INTC_VECT(Eth_1, 0x8e0),
527 	INTC_VECT(PCIeC0_0, 0xae0), INTC_VECT(PCIeC0_1, 0xb00),
528 	INTC_VECT(PCIeC0_2, 0xb20),
529 	INTC_VECT(PCIeC1_0, 0xb40), INTC_VECT(PCIeC1_1, 0xb60),
530 	INTC_VECT(PCIeC1_2, 0xb80),
531 	INTC_VECT(USB, 0xba0),
532 	INTC_VECT(I2C0, 0xcc0), INTC_VECT(I2C1, 0xce0),
533 	INTC_VECT(DU, 0xd00),
534 	INTC_VECT(SSI0, 0xd20), INTC_VECT(SSI1, 0xd40),
535 	INTC_VECT(SSI2, 0xd60), INTC_VECT(SSI3, 0xd80),
536 	INTC_VECT(PCIeC2_0, 0xda0), INTC_VECT(PCIeC2_1, 0xdc0),
537 	INTC_VECT(PCIeC2_2, 0xde0),
538 	INTC_VECT(HAC0, 0xe00), INTC_VECT(HAC1, 0xe20),
539 	INTC_VECT(FLCTL, 0xe40),
540 	INTC_VECT(HSPI, 0xe80),
541 	INTC_VECT(GPIO0, 0xea0), INTC_VECT(GPIO1, 0xec0),
542 	INTC_VECT(Thermal, 0xee0),
543 	INTC_VECT(INTICI0, 0xf00), INTC_VECT(INTICI1, 0xf20),
544 	INTC_VECT(INTICI2, 0xf40), INTC_VECT(INTICI3, 0xf60),
545 	INTC_VECT(INTICI4, 0xf80), INTC_VECT(INTICI5, 0xfa0),
546 	INTC_VECT(INTICI6, 0xfc0), INTC_VECT(INTICI7, 0xfe0),
547 };
548 
549 #define CnINTMSK0	0xfe410030
550 #define CnINTMSK1	0xfe410040
551 #define CnINTMSKCLR0	0xfe410050
552 #define CnINTMSKCLR1	0xfe410060
553 #define CnINT2MSKR0	0xfe410a20
554 #define CnINT2MSKR1	0xfe410a24
555 #define CnINT2MSKR2	0xfe410a28
556 #define CnINT2MSKR3	0xfe410a2c
557 #define CnINT2MSKCR0	0xfe410a30
558 #define CnINT2MSKCR1	0xfe410a34
559 #define CnINT2MSKCR2	0xfe410a38
560 #define CnINT2MSKCR3	0xfe410a3c
561 #define INTMSK2		0xfe410068
562 #define INTMSKCLR2	0xfe41006c
563 
564 #define INTDISTCR0	0xfe4100b0
565 #define INTDISTCR1	0xfe4100b4
566 #define INT2DISTCR0	0xfe410900
567 #define INT2DISTCR1	0xfe410904
568 #define INT2DISTCR2	0xfe410908
569 #define INT2DISTCR3	0xfe41090c
570 
571 static struct intc_mask_reg sh7786_mask_registers[] __initdata = {
572 	{ CnINTMSK0, CnINTMSKCLR0, 32,
573 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 },
574 	    INTC_SMP_BALANCING(INTDISTCR0) },
575 	{ INTMSK2, INTMSKCLR2, 32,
576 	  { IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
577 	    IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
578 	    IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
579 	    IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 0,
580 	    IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
581 	    IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
582 	    IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
583 	    IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 0, } },
584 	{ CnINT2MSKR0, CnINT2MSKCR0 , 32,
585 	  { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
586 	    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, WDT },
587 	    INTC_SMP_BALANCING(INT2DISTCR0) },
588 	{ CnINT2MSKR1, CnINT2MSKCR1, 32,
589 	  { TMU0_0, TMU0_1, TMU0_2, TMU0_3, TMU1_0, TMU1_1, TMU1_2, 0,
590 	    DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6,
591 	    HUDI1, HUDI0,
592 	    DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3,
593 	    HPB_0, HPB_1, HPB_2,
594 	    SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3,
595 	    SCIF1,
596 	    TMU2, TMU3, 0, }, INTC_SMP_BALANCING(INT2DISTCR1) },
597 	{ CnINT2MSKR2, CnINT2MSKCR2, 32,
598 	  { 0, 0, SCIF2, SCIF3, SCIF4, SCIF5,
599 	    Eth_0, Eth_1,
600 	    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
601 	    PCIeC0_0, PCIeC0_1, PCIeC0_2,
602 	    PCIeC1_0, PCIeC1_1, PCIeC1_2,
603 	    USB, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR2) },
604 	{ CnINT2MSKR3, CnINT2MSKCR3, 32,
605 	  { 0, 0, 0, 0, 0, 0,
606 	    I2C0, I2C1,
607 	    DU, SSI0, SSI1, SSI2, SSI3,
608 	    PCIeC2_0, PCIeC2_1, PCIeC2_2,
609 	    HAC0, HAC1,
610 	    FLCTL, 0,
611 	    HSPI, GPIO0, GPIO1, Thermal,
612 	    0, 0, 0, 0, 0, 0, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR3) },
613 };
614 
615 static struct intc_prio_reg sh7786_prio_registers[] __initdata = {
616 	{ 0xfe410010, 0, 32, 4, /* INTPRI */   { IRQ0, IRQ1, IRQ2, IRQ3,
617 						 IRQ4, IRQ5, IRQ6, IRQ7 } },
618 	{ 0xfe410800, 0, 32, 8, /* INT2PRI0 */ { 0, 0, 0, WDT } },
619 	{ 0xfe410804, 0, 32, 8, /* INT2PRI1 */ { TMU0_0, TMU0_1,
620 						 TMU0_2, TMU0_3 } },
621 	{ 0xfe410808, 0, 32, 8, /* INT2PRI2 */ { TMU1_0, TMU1_1,
622 						 TMU1_2, 0 } },
623 	{ 0xfe41080c, 0, 32, 8, /* INT2PRI3 */ { DMAC0_0, DMAC0_1,
624 						 DMAC0_2, DMAC0_3 } },
625 	{ 0xfe410810, 0, 32, 8, /* INT2PRI4 */ { DMAC0_4, DMAC0_5,
626 						 DMAC0_6, HUDI1 } },
627 	{ 0xfe410814, 0, 32, 8, /* INT2PRI5 */ { HUDI0, DMAC1_0,
628 						 DMAC1_1, DMAC1_2 } },
629 	{ 0xfe410818, 0, 32, 8, /* INT2PRI6 */ { DMAC1_3, HPB_0,
630 						 HPB_1, HPB_2 } },
631 	{ 0xfe41081c, 0, 32, 8, /* INT2PRI7 */ { SCIF0_0, SCIF0_1,
632 						 SCIF0_2, SCIF0_3 } },
633 	{ 0xfe410820, 0, 32, 8, /* INT2PRI8 */ { SCIF1, TMU2, TMU3, 0 } },
634 	{ 0xfe410824, 0, 32, 8, /* INT2PRI9 */ { 0, 0, SCIF2, SCIF3 } },
635 	{ 0xfe410828, 0, 32, 8, /* INT2PRI10 */ { SCIF4, SCIF5,
636 						  Eth_0, Eth_1 } },
637 	{ 0xfe41082c, 0, 32, 8, /* INT2PRI11 */ { 0, 0, 0, 0 } },
638 	{ 0xfe410830, 0, 32, 8, /* INT2PRI12 */ { 0, 0, 0, 0 } },
639 	{ 0xfe410834, 0, 32, 8, /* INT2PRI13 */ { 0, 0, 0, 0 } },
640 	{ 0xfe410838, 0, 32, 8, /* INT2PRI14 */ { 0, 0, 0, PCIeC0_0 } },
641 	{ 0xfe41083c, 0, 32, 8, /* INT2PRI15 */ { PCIeC0_1, PCIeC0_2,
642 						  PCIeC1_0, PCIeC1_1 } },
643 	{ 0xfe410840, 0, 32, 8, /* INT2PRI16 */ { PCIeC1_2, USB, 0, 0 } },
644 	{ 0xfe410844, 0, 32, 8, /* INT2PRI17 */ { 0, 0, 0, 0 } },
645 	{ 0xfe410848, 0, 32, 8, /* INT2PRI18 */ { 0, 0, I2C0, I2C1 } },
646 	{ 0xfe41084c, 0, 32, 8, /* INT2PRI19 */ { DU, SSI0, SSI1, SSI2 } },
647 	{ 0xfe410850, 0, 32, 8, /* INT2PRI20 */ { SSI3, PCIeC2_0,
648 						  PCIeC2_1, PCIeC2_2 } },
649 	{ 0xfe410854, 0, 32, 8, /* INT2PRI21 */ { HAC0, HAC1, FLCTL, 0 } },
650 	{ 0xfe410858, 0, 32, 8, /* INT2PRI22 */ { HSPI, GPIO0,
651 						  GPIO1, Thermal } },
652 	{ 0xfe41085c, 0, 32, 8, /* INT2PRI23 */ { 0, 0, 0, 0 } },
653 	{ 0xfe410860, 0, 32, 8, /* INT2PRI24 */ { 0, 0, 0, 0 } },
654 	{ 0xfe410090, 0xfe4100a0, 32, 4, /* CnICIPRI / CnICIPRICLR */
655 	  { INTICI7, INTICI6, INTICI5, INTICI4,
656 	    INTICI3, INTICI2, INTICI1, INTICI0 }, INTC_SMP(4, 2) },
657 };
658 
659 static struct intc_subgroup sh7786_subgroups[] __initdata = {
660 	{ 0xfe410c20, 32, SCIF1,
661 	  { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
662 	    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, TXI1, BRI1, RXI1, ERI1 } },
663 };
664 
665 static struct intc_desc sh7786_intc_desc __initdata = {
666 	.name		= "sh7786",
667 	.hw		= {
668 		.vectors	= sh7786_vectors,
669 		.nr_vectors	= ARRAY_SIZE(sh7786_vectors),
670 		.mask_regs	= sh7786_mask_registers,
671 		.nr_mask_regs	= ARRAY_SIZE(sh7786_mask_registers),
672 		.subgroups	= sh7786_subgroups,
673 		.nr_subgroups	= ARRAY_SIZE(sh7786_subgroups),
674 		.prio_regs	= sh7786_prio_registers,
675 		.nr_prio_regs	= ARRAY_SIZE(sh7786_prio_registers),
676 	},
677 };
678 
679 /* Support for external interrupt pins in IRQ mode */
680 static struct intc_vect vectors_irq0123[] __initdata = {
681 	INTC_VECT(IRQ0, 0x200), INTC_VECT(IRQ1, 0x240),
682 	INTC_VECT(IRQ2, 0x280), INTC_VECT(IRQ3, 0x2c0),
683 };
684 
685 static struct intc_vect vectors_irq4567[] __initdata = {
686 	INTC_VECT(IRQ4, 0x300), INTC_VECT(IRQ5, 0x340),
687 	INTC_VECT(IRQ6, 0x380), INTC_VECT(IRQ7, 0x3c0),
688 };
689 
690 static struct intc_sense_reg sh7786_sense_registers[] __initdata = {
691 	{ 0xfe41001c, 32, 2, /* ICR1 */   { IRQ0, IRQ1, IRQ2, IRQ3,
692 					    IRQ4, IRQ5, IRQ6, IRQ7 } },
693 };
694 
695 static struct intc_mask_reg sh7786_ack_registers[] __initdata = {
696 	{ 0xfe410024, 0, 32, /* INTREQ */
697 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
698 };
699 
700 static DECLARE_INTC_DESC_ACK(intc_desc_irq0123, "sh7786-irq0123",
701 			     vectors_irq0123, NULL, sh7786_mask_registers,
702 			     sh7786_prio_registers, sh7786_sense_registers,
703 			     sh7786_ack_registers);
704 
705 static DECLARE_INTC_DESC_ACK(intc_desc_irq4567, "sh7786-irq4567",
706 			     vectors_irq4567, NULL, sh7786_mask_registers,
707 			     sh7786_prio_registers, sh7786_sense_registers,
708 			     sh7786_ack_registers);
709 
710 /* External interrupt pins in IRL mode */
711 
712 static struct intc_vect vectors_irl0123[] __initdata = {
713 	INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220),
714 	INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260),
715 	INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0),
716 	INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0),
717 	INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320),
718 	INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360),
719 	INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0),
720 	INTC_VECT(IRL0_HHHL, 0x3c0),
721 };
722 
723 static struct intc_vect vectors_irl4567[] __initdata = {
724 	INTC_VECT(IRL4_LLLL, 0x900), INTC_VECT(IRL4_LLLH, 0x920),
725 	INTC_VECT(IRL4_LLHL, 0x940), INTC_VECT(IRL4_LLHH, 0x960),
726 	INTC_VECT(IRL4_LHLL, 0x980), INTC_VECT(IRL4_LHLH, 0x9a0),
727 	INTC_VECT(IRL4_LHHL, 0x9c0), INTC_VECT(IRL4_LHHH, 0x9e0),
728 	INTC_VECT(IRL4_HLLL, 0xa00), INTC_VECT(IRL4_HLLH, 0xa20),
729 	INTC_VECT(IRL4_HLHL, 0xa40), INTC_VECT(IRL4_HLHH, 0xa60),
730 	INTC_VECT(IRL4_HHLL, 0xa80), INTC_VECT(IRL4_HHLH, 0xaa0),
731 	INTC_VECT(IRL4_HHHL, 0xac0),
732 };
733 
734 static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7786-irl0123", vectors_irl0123,
735 			 NULL, sh7786_mask_registers, NULL, NULL);
736 
737 static DECLARE_INTC_DESC(intc_desc_irl4567, "sh7786-irl4567", vectors_irl4567,
738 			 NULL, sh7786_mask_registers, NULL, NULL);
739 
740 #define INTC_ICR0	0xfe410000
741 #define INTC_INTMSK0	CnINTMSK0
742 #define INTC_INTMSK1	CnINTMSK1
743 #define INTC_INTMSK2	INTMSK2
744 #define INTC_INTMSKCLR1	CnINTMSKCLR1
745 #define INTC_INTMSKCLR2	INTMSKCLR2
746 
747 void __init plat_irq_setup(void)
748 {
749 	/* disable IRQ3-0 + IRQ7-4 */
750 	__raw_writel(0xff000000, INTC_INTMSK0);
751 
752 	/* disable IRL3-0 + IRL7-4 */
753 	__raw_writel(0xc0000000, INTC_INTMSK1);
754 	__raw_writel(0xfffefffe, INTC_INTMSK2);
755 
756 	/* select IRL mode for IRL3-0 + IRL7-4 */
757 	__raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0);
758 
759 	register_intc_controller(&sh7786_intc_desc);
760 }
761 
762 void __init plat_irq_setup_pins(int mode)
763 {
764 	switch (mode) {
765 	case IRQ_MODE_IRQ7654:
766 		/* select IRQ mode for IRL7-4 */
767 		__raw_writel(__raw_readl(INTC_ICR0) | 0x00400000, INTC_ICR0);
768 		register_intc_controller(&intc_desc_irq4567);
769 		break;
770 	case IRQ_MODE_IRQ3210:
771 		/* select IRQ mode for IRL3-0 */
772 		__raw_writel(__raw_readl(INTC_ICR0) | 0x00800000, INTC_ICR0);
773 		register_intc_controller(&intc_desc_irq0123);
774 		break;
775 	case IRQ_MODE_IRL7654:
776 		/* enable IRL7-4 but don't provide any masking */
777 		__raw_writel(0x40000000, INTC_INTMSKCLR1);
778 		__raw_writel(0x0000fffe, INTC_INTMSKCLR2);
779 		break;
780 	case IRQ_MODE_IRL3210:
781 		/* enable IRL0-3 but don't provide any masking */
782 		__raw_writel(0x80000000, INTC_INTMSKCLR1);
783 		__raw_writel(0xfffe0000, INTC_INTMSKCLR2);
784 		break;
785 	case IRQ_MODE_IRL7654_MASK:
786 		/* enable IRL7-4 and mask using cpu intc controller */
787 		__raw_writel(0x40000000, INTC_INTMSKCLR1);
788 		register_intc_controller(&intc_desc_irl4567);
789 		break;
790 	case IRQ_MODE_IRL3210_MASK:
791 		/* enable IRL0-3 and mask using cpu intc controller */
792 		__raw_writel(0x80000000, INTC_INTMSKCLR1);
793 		register_intc_controller(&intc_desc_irl0123);
794 		break;
795 	default:
796 		BUG();
797 	}
798 }
799 
800 void __init plat_mem_setup(void)
801 {
802 }
803 
804 static int __init sh7786_devices_setup(void)
805 {
806 	int ret, irq;
807 
808 	sh7786_usb_setup();
809 
810 	/*
811 	 * De-mux SCIF1 IRQs if possible
812 	 */
813 	irq = intc_irq_lookup(sh7786_intc_desc.name, TXI1);
814 	if (irq > 0) {
815 		scif1_demux_resources[1].start =
816 			intc_irq_lookup(sh7786_intc_desc.name, ERI1);
817 		scif1_demux_resources[2].start =
818 			intc_irq_lookup(sh7786_intc_desc.name, RXI1);
819 		scif1_demux_resources[3].start = irq;
820 		scif1_demux_resources[4].start =
821 			intc_irq_lookup(sh7786_intc_desc.name, BRI1);
822 
823 		scif1_device.resource = scif1_demux_resources;
824 		scif1_device.num_resources = ARRAY_SIZE(scif1_demux_resources);
825 	}
826 
827 	ret = platform_add_devices(sh7786_early_devices,
828 				   ARRAY_SIZE(sh7786_early_devices));
829 	if (unlikely(ret != 0))
830 		return ret;
831 
832 	return platform_add_devices(sh7786_devices,
833 				    ARRAY_SIZE(sh7786_devices));
834 }
835 arch_initcall(sh7786_devices_setup);
836 
837 void __init plat_early_device_setup(void)
838 {
839 	sh_early_platform_add_devices(sh7786_early_devices,
840 				   ARRAY_SIZE(sh7786_early_devices));
841 }
842