1 /*
2  * SH7763 Setup
3  *
4  *  Copyright (C) 2006  Paul Mundt
5  *  Copyright (C) 2007  Yoshihiro Shimoda
6  *  Copyright (C) 2008, 2009  Nobuhiro Iwamatsu
7  *
8  * This file is subject to the terms and conditions of the GNU General Public
9  * License.  See the file "COPYING" in the main directory of this archive
10  * for more details.
11  */
12 #include <linux/platform_device.h>
13 #include <linux/init.h>
14 #include <linux/serial.h>
15 #include <linux/sh_timer.h>
16 #include <linux/io.h>
17 #include <linux/serial_sci.h>
18 
19 static struct plat_sci_port scif0_platform_data = {
20 	.mapbase	= 0xffe00000,
21 	.flags		= UPF_BOOT_AUTOCONF,
22 	.scscr		= SCSCR_RE | SCSCR_TE | SCSCR_REIE,
23 	.scbrr_algo_id	= SCBRR_ALGO_2,
24 	.type		= PORT_SCIF,
25 	.irqs		= { 40, 40, 40, 40 },
26 	.regtype	= SCIx_SH4_SCIF_FIFODATA_REGTYPE,
27 };
28 
29 static struct platform_device scif0_device = {
30 	.name		= "sh-sci",
31 	.id		= 0,
32 	.dev		= {
33 		.platform_data	= &scif0_platform_data,
34 	},
35 };
36 
37 static struct plat_sci_port scif1_platform_data = {
38 	.mapbase	= 0xffe08000,
39 	.flags		= UPF_BOOT_AUTOCONF,
40 	.scscr		= SCSCR_RE | SCSCR_TE | SCSCR_REIE,
41 	.scbrr_algo_id	= SCBRR_ALGO_2,
42 	.type		= PORT_SCIF,
43 	.irqs		= { 76, 76, 76, 76 },
44 	.regtype	= SCIx_SH4_SCIF_FIFODATA_REGTYPE,
45 };
46 
47 static struct platform_device scif1_device = {
48 	.name		= "sh-sci",
49 	.id		= 1,
50 	.dev		= {
51 		.platform_data	= &scif1_platform_data,
52 	},
53 };
54 
55 static struct plat_sci_port scif2_platform_data = {
56 	.mapbase	= 0xffe10000,
57 	.flags		= UPF_BOOT_AUTOCONF,
58 	.scscr		= SCSCR_RE | SCSCR_TE | SCSCR_REIE,
59 	.scbrr_algo_id	= SCBRR_ALGO_2,
60 	.type		= PORT_SCIF,
61 	.irqs		= { 104, 104, 104, 104 },
62 	.regtype	= SCIx_SH4_SCIF_FIFODATA_REGTYPE,
63 };
64 
65 static struct platform_device scif2_device = {
66 	.name		= "sh-sci",
67 	.id		= 2,
68 	.dev		= {
69 		.platform_data	= &scif2_platform_data,
70 	},
71 };
72 
73 static struct resource rtc_resources[] = {
74 	[0] = {
75 		.start	= 0xffe80000,
76 		.end	= 0xffe80000 + 0x58 - 1,
77 		.flags	= IORESOURCE_IO,
78 	},
79 	[1] = {
80 		/* Shared Period/Carry/Alarm IRQ */
81 		.start  = 20,
82 		.flags	= IORESOURCE_IRQ,
83 	},
84 };
85 
86 static struct platform_device rtc_device = {
87 	.name		= "sh-rtc",
88 	.id		= -1,
89 	.num_resources	= ARRAY_SIZE(rtc_resources),
90 	.resource	= rtc_resources,
91 };
92 
93 static struct resource usb_ohci_resources[] = {
94 	[0] = {
95 		.start	= 0xffec8000,
96 		.end	= 0xffec80ff,
97 		.flags	= IORESOURCE_MEM,
98 	},
99 	[1] = {
100 		.start	= 83,
101 		.end	= 83,
102 		.flags	= IORESOURCE_IRQ,
103 	},
104 };
105 
106 static u64 usb_ohci_dma_mask = 0xffffffffUL;
107 static struct platform_device usb_ohci_device = {
108 	.name		= "sh_ohci",
109 	.id		= -1,
110 	.dev = {
111 		.dma_mask		= &usb_ohci_dma_mask,
112 		.coherent_dma_mask	= 0xffffffff,
113 	},
114 	.num_resources	= ARRAY_SIZE(usb_ohci_resources),
115 	.resource	= usb_ohci_resources,
116 };
117 
118 static struct resource usbf_resources[] = {
119 	[0] = {
120 		.start	= 0xffec0000,
121 		.end	= 0xffec00ff,
122 		.flags	= IORESOURCE_MEM,
123 	},
124 	[1] = {
125 		.start	= 84,
126 		.end	= 84,
127 		.flags	= IORESOURCE_IRQ,
128 	},
129 };
130 
131 static struct platform_device usbf_device = {
132 	.name		= "sh_udc",
133 	.id		= -1,
134 	.dev = {
135 		.dma_mask		= NULL,
136 		.coherent_dma_mask	= 0xffffffff,
137 	},
138 	.num_resources	= ARRAY_SIZE(usbf_resources),
139 	.resource	= usbf_resources,
140 };
141 
142 static struct sh_timer_config tmu0_platform_data = {
143 	.channel_offset = 0x04,
144 	.timer_bit = 0,
145 	.clockevent_rating = 200,
146 };
147 
148 static struct resource tmu0_resources[] = {
149 	[0] = {
150 		.start	= 0xffd80008,
151 		.end	= 0xffd80013,
152 		.flags	= IORESOURCE_MEM,
153 	},
154 	[1] = {
155 		.start	= 28,
156 		.flags	= IORESOURCE_IRQ,
157 	},
158 };
159 
160 static struct platform_device tmu0_device = {
161 	.name		= "sh_tmu",
162 	.id		= 0,
163 	.dev = {
164 		.platform_data	= &tmu0_platform_data,
165 	},
166 	.resource	= tmu0_resources,
167 	.num_resources	= ARRAY_SIZE(tmu0_resources),
168 };
169 
170 static struct sh_timer_config tmu1_platform_data = {
171 	.channel_offset = 0x10,
172 	.timer_bit = 1,
173 	.clocksource_rating = 200,
174 };
175 
176 static struct resource tmu1_resources[] = {
177 	[0] = {
178 		.start	= 0xffd80014,
179 		.end	= 0xffd8001f,
180 		.flags	= IORESOURCE_MEM,
181 	},
182 	[1] = {
183 		.start	= 29,
184 		.flags	= IORESOURCE_IRQ,
185 	},
186 };
187 
188 static struct platform_device tmu1_device = {
189 	.name		= "sh_tmu",
190 	.id		= 1,
191 	.dev = {
192 		.platform_data	= &tmu1_platform_data,
193 	},
194 	.resource	= tmu1_resources,
195 	.num_resources	= ARRAY_SIZE(tmu1_resources),
196 };
197 
198 static struct sh_timer_config tmu2_platform_data = {
199 	.channel_offset = 0x1c,
200 	.timer_bit = 2,
201 };
202 
203 static struct resource tmu2_resources[] = {
204 	[0] = {
205 		.start	= 0xffd80020,
206 		.end	= 0xffd8002f,
207 		.flags	= IORESOURCE_MEM,
208 	},
209 	[1] = {
210 		.start	= 30,
211 		.flags	= IORESOURCE_IRQ,
212 	},
213 };
214 
215 static struct platform_device tmu2_device = {
216 	.name		= "sh_tmu",
217 	.id		= 2,
218 	.dev = {
219 		.platform_data	= &tmu2_platform_data,
220 	},
221 	.resource	= tmu2_resources,
222 	.num_resources	= ARRAY_SIZE(tmu2_resources),
223 };
224 
225 static struct sh_timer_config tmu3_platform_data = {
226 	.channel_offset = 0x04,
227 	.timer_bit = 0,
228 };
229 
230 static struct resource tmu3_resources[] = {
231 	[0] = {
232 		.start	= 0xffd88008,
233 		.end	= 0xffd88013,
234 		.flags	= IORESOURCE_MEM,
235 	},
236 	[1] = {
237 		.start	= 96,
238 		.flags	= IORESOURCE_IRQ,
239 	},
240 };
241 
242 static struct platform_device tmu3_device = {
243 	.name		= "sh_tmu",
244 	.id		= 3,
245 	.dev = {
246 		.platform_data	= &tmu3_platform_data,
247 	},
248 	.resource	= tmu3_resources,
249 	.num_resources	= ARRAY_SIZE(tmu3_resources),
250 };
251 
252 static struct sh_timer_config tmu4_platform_data = {
253 	.channel_offset = 0x10,
254 	.timer_bit = 1,
255 };
256 
257 static struct resource tmu4_resources[] = {
258 	[0] = {
259 		.start	= 0xffd88014,
260 		.end	= 0xffd8801f,
261 		.flags	= IORESOURCE_MEM,
262 	},
263 	[1] = {
264 		.start	= 97,
265 		.flags	= IORESOURCE_IRQ,
266 	},
267 };
268 
269 static struct platform_device tmu4_device = {
270 	.name		= "sh_tmu",
271 	.id		= 4,
272 	.dev = {
273 		.platform_data	= &tmu4_platform_data,
274 	},
275 	.resource	= tmu4_resources,
276 	.num_resources	= ARRAY_SIZE(tmu4_resources),
277 };
278 
279 static struct sh_timer_config tmu5_platform_data = {
280 	.channel_offset = 0x1c,
281 	.timer_bit = 2,
282 };
283 
284 static struct resource tmu5_resources[] = {
285 	[0] = {
286 		.start	= 0xffd88020,
287 		.end	= 0xffd8802b,
288 		.flags	= IORESOURCE_MEM,
289 	},
290 	[1] = {
291 		.start	= 98,
292 		.flags	= IORESOURCE_IRQ,
293 	},
294 };
295 
296 static struct platform_device tmu5_device = {
297 	.name		= "sh_tmu",
298 	.id		= 5,
299 	.dev = {
300 		.platform_data	= &tmu5_platform_data,
301 	},
302 	.resource	= tmu5_resources,
303 	.num_resources	= ARRAY_SIZE(tmu5_resources),
304 };
305 
306 static struct platform_device *sh7763_devices[] __initdata = {
307 	&scif0_device,
308 	&scif1_device,
309 	&scif2_device,
310 	&tmu0_device,
311 	&tmu1_device,
312 	&tmu2_device,
313 	&tmu3_device,
314 	&tmu4_device,
315 	&tmu5_device,
316 	&rtc_device,
317 	&usb_ohci_device,
318 	&usbf_device,
319 };
320 
321 static int __init sh7763_devices_setup(void)
322 {
323 	return platform_add_devices(sh7763_devices,
324 				    ARRAY_SIZE(sh7763_devices));
325 }
326 arch_initcall(sh7763_devices_setup);
327 
328 static struct platform_device *sh7763_early_devices[] __initdata = {
329 	&scif0_device,
330 	&scif1_device,
331 	&scif2_device,
332 	&tmu0_device,
333 	&tmu1_device,
334 	&tmu2_device,
335 	&tmu3_device,
336 	&tmu4_device,
337 	&tmu5_device,
338 };
339 
340 void __init plat_early_device_setup(void)
341 {
342 	early_platform_add_devices(sh7763_early_devices,
343 				   ARRAY_SIZE(sh7763_early_devices));
344 }
345 
346 enum {
347 	UNUSED = 0,
348 
349 	/* interrupt sources */
350 
351 	IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
352 	IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
353 	IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
354 	IRL_HHLL, IRL_HHLH, IRL_HHHL,
355 
356 	IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
357 	RTC, WDT, TMU0, TMU1, TMU2, TMU2_TICPI,
358 	HUDI, LCDC, DMAC, SCIF0, IIC0, IIC1, CMT, GETHER, HAC,
359 	PCISERR, PCIINTA, PCIINTB, PCIINTC, PCIINTD, PCIC5,
360 	STIF0, STIF1, SCIF1, SIOF0, SIOF1, SIOF2,
361 	USBH, USBF, TPU, PCC, MMCIF, SIM,
362 	TMU3, TMU4, TMU5, ADC, SSI0, SSI1, SSI2, SSI3,
363 	SCIF2, GPIO,
364 
365 	/* interrupt groups */
366 
367 	TMU012, TMU345,
368 };
369 
370 static struct intc_vect vectors[] __initdata = {
371 	INTC_VECT(RTC, 0x480), INTC_VECT(RTC, 0x4a0),
372 	INTC_VECT(RTC, 0x4c0),
373 	INTC_VECT(WDT, 0x560), INTC_VECT(TMU0, 0x580),
374 	INTC_VECT(TMU1, 0x5a0), INTC_VECT(TMU2, 0x5c0),
375 	INTC_VECT(TMU2_TICPI, 0x5e0), INTC_VECT(HUDI, 0x600),
376 	INTC_VECT(LCDC, 0x620),
377 	INTC_VECT(DMAC, 0x640), INTC_VECT(DMAC, 0x660),
378 	INTC_VECT(DMAC, 0x680), INTC_VECT(DMAC, 0x6a0),
379 	INTC_VECT(DMAC, 0x6c0),
380 	INTC_VECT(SCIF0, 0x700), INTC_VECT(SCIF0, 0x720),
381 	INTC_VECT(SCIF0, 0x740), INTC_VECT(SCIF0, 0x760),
382 	INTC_VECT(DMAC, 0x780), INTC_VECT(DMAC, 0x7a0),
383 	INTC_VECT(IIC0, 0x8A0), INTC_VECT(IIC1, 0x8C0),
384 	INTC_VECT(CMT, 0x900), INTC_VECT(GETHER, 0x920),
385 	INTC_VECT(GETHER, 0x940), INTC_VECT(GETHER, 0x960),
386 	INTC_VECT(HAC, 0x980),
387 	INTC_VECT(PCISERR, 0xa00), INTC_VECT(PCIINTA, 0xa20),
388 	INTC_VECT(PCIINTB, 0xa40), INTC_VECT(PCIINTC, 0xa60),
389 	INTC_VECT(PCIINTD, 0xa80), INTC_VECT(PCIC5, 0xaa0),
390 	INTC_VECT(PCIC5, 0xac0), INTC_VECT(PCIC5, 0xae0),
391 	INTC_VECT(PCIC5, 0xb00), INTC_VECT(PCIC5, 0xb20),
392 	INTC_VECT(STIF0, 0xb40), INTC_VECT(STIF1, 0xb60),
393 	INTC_VECT(SCIF1, 0xb80), INTC_VECT(SCIF1, 0xba0),
394 	INTC_VECT(SCIF1, 0xbc0), INTC_VECT(SCIF1, 0xbe0),
395 	INTC_VECT(SIOF0, 0xc00), INTC_VECT(SIOF1, 0xc20),
396 	INTC_VECT(USBH, 0xc60), INTC_VECT(USBF, 0xc80),
397 	INTC_VECT(USBF, 0xca0),
398 	INTC_VECT(TPU, 0xcc0), INTC_VECT(PCC, 0xce0),
399 	INTC_VECT(MMCIF, 0xd00), INTC_VECT(MMCIF, 0xd20),
400 	INTC_VECT(MMCIF, 0xd40), INTC_VECT(MMCIF, 0xd60),
401 	INTC_VECT(SIM, 0xd80), INTC_VECT(SIM, 0xda0),
402 	INTC_VECT(SIM, 0xdc0), INTC_VECT(SIM, 0xde0),
403 	INTC_VECT(TMU3, 0xe00), INTC_VECT(TMU4, 0xe20),
404 	INTC_VECT(TMU5, 0xe40), INTC_VECT(ADC, 0xe60),
405 	INTC_VECT(SSI0, 0xe80), INTC_VECT(SSI1, 0xea0),
406 	INTC_VECT(SSI2, 0xec0), INTC_VECT(SSI3, 0xee0),
407 	INTC_VECT(SCIF2, 0xf00), INTC_VECT(SCIF2, 0xf20),
408 	INTC_VECT(SCIF2, 0xf40), INTC_VECT(SCIF2, 0xf60),
409 	INTC_VECT(GPIO, 0xf80), INTC_VECT(GPIO, 0xfa0),
410 	INTC_VECT(GPIO, 0xfc0), INTC_VECT(GPIO, 0xfe0),
411 };
412 
413 static struct intc_group groups[] __initdata = {
414 	INTC_GROUP(TMU012, TMU0, TMU1, TMU2, TMU2_TICPI),
415 	INTC_GROUP(TMU345, TMU3, TMU4, TMU5),
416 };
417 
418 static struct intc_mask_reg mask_registers[] __initdata = {
419 	{ 0xffd40038, 0xffd4003c, 32, /* INT2MSKR / INT2MSKCR */
420 	  { 0, 0, 0, 0, 0, 0, GPIO, 0,
421 	    SSI0, MMCIF, 0, SIOF0, PCIC5, PCIINTD, PCIINTC, PCIINTB,
422 	    PCIINTA, PCISERR, HAC, CMT, 0, 0, 0, DMAC,
423 	    HUDI, 0, WDT, SCIF1, SCIF0, RTC, TMU345, TMU012 } },
424 	{ 0xffd400d0, 0xffd400d4, 32, /* INT2MSKR1 / INT2MSKCR1 */
425 	  { 0, 0, 0, 0, 0, 0, SCIF2, USBF,
426 	    0, 0, STIF1, STIF0, 0, 0, USBH, GETHER,
427 	    PCC, 0, 0, ADC, TPU, SIM, SIOF2, SIOF1,
428 	    LCDC, 0, IIC1, IIC0, SSI3, SSI2, SSI1, 0 } },
429 };
430 
431 static struct intc_prio_reg prio_registers[] __initdata = {
432 	{ 0xffd40000, 0, 32, 8, /* INT2PRI0 */ { TMU0, TMU1,
433 						 TMU2, TMU2_TICPI } },
434 	{ 0xffd40004, 0, 32, 8, /* INT2PRI1 */ { TMU3, TMU4, TMU5, RTC } },
435 	{ 0xffd40008, 0, 32, 8, /* INT2PRI2 */ { SCIF0, SCIF1, WDT } },
436 	{ 0xffd4000c, 0, 32, 8, /* INT2PRI3 */ { HUDI, DMAC, ADC } },
437 	{ 0xffd40010, 0, 32, 8, /* INT2PRI4 */ { CMT, HAC,
438 						 PCISERR, PCIINTA } },
439 	{ 0xffd40014, 0, 32, 8, /* INT2PRI5 */ { PCIINTB, PCIINTC,
440 						 PCIINTD, PCIC5 } },
441 	{ 0xffd40018, 0, 32, 8, /* INT2PRI6 */ { SIOF0, USBF, MMCIF, SSI0 } },
442 	{ 0xffd4001c, 0, 32, 8, /* INT2PRI7 */ { SCIF2, GPIO } },
443 	{ 0xffd400a0, 0, 32, 8, /* INT2PRI8 */ { SSI3, SSI2, SSI1, 0 } },
444 	{ 0xffd400a4, 0, 32, 8, /* INT2PRI9 */ { LCDC, 0, IIC1, IIC0 } },
445 	{ 0xffd400a8, 0, 32, 8, /* INT2PRI10 */ { TPU, SIM, SIOF2, SIOF1 } },
446 	{ 0xffd400ac, 0, 32, 8, /* INT2PRI11 */ { PCC } },
447 	{ 0xffd400b0, 0, 32, 8, /* INT2PRI12 */ { 0, 0, USBH, GETHER } },
448 	{ 0xffd400b4, 0, 32, 8, /* INT2PRI13 */ { 0, 0, STIF1, STIF0 } },
449 };
450 
451 static DECLARE_INTC_DESC(intc_desc, "sh7763", vectors, groups,
452 			 mask_registers, prio_registers, NULL);
453 
454 /* Support for external interrupt pins in IRQ mode */
455 static struct intc_vect irq_vectors[] __initdata = {
456 	INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280),
457 	INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300),
458 	INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380),
459 	INTC_VECT(IRQ6, 0x3c0), INTC_VECT(IRQ7, 0x200),
460 };
461 
462 static struct intc_mask_reg irq_mask_registers[] __initdata = {
463 	{ 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */
464 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
465 };
466 
467 static struct intc_prio_reg irq_prio_registers[] __initdata = {
468 	{ 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
469 					       IRQ4, IRQ5, IRQ6, IRQ7 } },
470 };
471 
472 static struct intc_sense_reg irq_sense_registers[] __initdata = {
473 	{ 0xffd0001c, 32, 2, /* ICR1 */   { IRQ0, IRQ1, IRQ2, IRQ3,
474 					    IRQ4, IRQ5, IRQ6, IRQ7 } },
475 };
476 
477 static struct intc_mask_reg irq_ack_registers[] __initdata = {
478 	{ 0xffd00024, 0, 32, /* INTREQ */
479 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
480 };
481 
482 static DECLARE_INTC_DESC_ACK(intc_irq_desc, "sh7763-irq", irq_vectors,
483 			     NULL, irq_mask_registers, irq_prio_registers,
484 			     irq_sense_registers, irq_ack_registers);
485 
486 
487 /* External interrupt pins in IRL mode */
488 static struct intc_vect irl_vectors[] __initdata = {
489 	INTC_VECT(IRL_LLLL, 0x200), INTC_VECT(IRL_LLLH, 0x220),
490 	INTC_VECT(IRL_LLHL, 0x240), INTC_VECT(IRL_LLHH, 0x260),
491 	INTC_VECT(IRL_LHLL, 0x280), INTC_VECT(IRL_LHLH, 0x2a0),
492 	INTC_VECT(IRL_LHHL, 0x2c0), INTC_VECT(IRL_LHHH, 0x2e0),
493 	INTC_VECT(IRL_HLLL, 0x300), INTC_VECT(IRL_HLLH, 0x320),
494 	INTC_VECT(IRL_HLHL, 0x340), INTC_VECT(IRL_HLHH, 0x360),
495 	INTC_VECT(IRL_HHLL, 0x380), INTC_VECT(IRL_HHLH, 0x3a0),
496 	INTC_VECT(IRL_HHHL, 0x3c0),
497 };
498 
499 static struct intc_mask_reg irl3210_mask_registers[] __initdata = {
500 	{ 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */
501 	  { IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
502 	    IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
503 	    IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
504 	    IRL_HHLL, IRL_HHLH, IRL_HHHL, } },
505 };
506 
507 static struct intc_mask_reg irl7654_mask_registers[] __initdata = {
508 	{ 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */
509 	  { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
510 	    IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
511 	    IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
512 	    IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
513 	    IRL_HHLL, IRL_HHLH, IRL_HHHL, } },
514 };
515 
516 static DECLARE_INTC_DESC(intc_irl7654_desc, "sh7763-irl7654", irl_vectors,
517 			NULL, irl7654_mask_registers, NULL, NULL);
518 
519 static DECLARE_INTC_DESC(intc_irl3210_desc, "sh7763-irl3210", irl_vectors,
520 			NULL, irl3210_mask_registers, NULL, NULL);
521 
522 #define INTC_ICR0	0xffd00000
523 #define INTC_INTMSK0	0xffd00044
524 #define INTC_INTMSK1	0xffd00048
525 #define INTC_INTMSK2	0xffd40080
526 #define INTC_INTMSKCLR1	0xffd00068
527 #define INTC_INTMSKCLR2	0xffd40084
528 
529 void __init plat_irq_setup(void)
530 {
531 	/* disable IRQ7-0 */
532 	__raw_writel(0xff000000, INTC_INTMSK0);
533 
534 	/* disable IRL3-0 + IRL7-4 */
535 	__raw_writel(0xc0000000, INTC_INTMSK1);
536 	__raw_writel(0xfffefffe, INTC_INTMSK2);
537 
538 	register_intc_controller(&intc_desc);
539 }
540 
541 void __init plat_irq_setup_pins(int mode)
542 {
543 	switch (mode) {
544 	case IRQ_MODE_IRQ:
545 		/* select IRQ mode for IRL3-0 + IRL7-4 */
546 		__raw_writel(__raw_readl(INTC_ICR0) | 0x00c00000, INTC_ICR0);
547 		register_intc_controller(&intc_irq_desc);
548 		break;
549 	case IRQ_MODE_IRL7654:
550 		/* enable IRL7-4 but don't provide any masking */
551 		__raw_writel(0x40000000, INTC_INTMSKCLR1);
552 		__raw_writel(0x0000fffe, INTC_INTMSKCLR2);
553 		break;
554 	case IRQ_MODE_IRL3210:
555 		/* enable IRL0-3 but don't provide any masking */
556 		__raw_writel(0x80000000, INTC_INTMSKCLR1);
557 		__raw_writel(0xfffe0000, INTC_INTMSKCLR2);
558 		break;
559 	case IRQ_MODE_IRL7654_MASK:
560 		/* enable IRL7-4 and mask using cpu intc controller */
561 		__raw_writel(0x40000000, INTC_INTMSKCLR1);
562 		register_intc_controller(&intc_irl7654_desc);
563 		break;
564 	case IRQ_MODE_IRL3210_MASK:
565 		/* enable IRL0-3 and mask using cpu intc controller */
566 		__raw_writel(0x80000000, INTC_INTMSKCLR1);
567 		register_intc_controller(&intc_irl3210_desc);
568 		break;
569 	default:
570 		BUG();
571 	}
572 }
573