Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost
[cris-mirror.git] / arch / sh / kernel / cpu / sh4a / setup-sh7770.c
blob82e3bdf2e1b6bc12f985c0d6ac5ed3a0b798d066
1 /*
2 * SH7770 Setup
4 * Copyright (C) 2006 - 2008 Paul Mundt
6 * This file is subject to the terms and conditions of the GNU General Public
7 * License. See the file "COPYING" in the main directory of this archive
8 * for more details.
9 */
10 #include <linux/platform_device.h>
11 #include <linux/init.h>
12 #include <linux/serial.h>
13 #include <linux/serial_sci.h>
14 #include <linux/sh_timer.h>
15 #include <linux/sh_intc.h>
16 #include <linux/io.h>
18 static struct plat_sci_port scif0_platform_data = {
19 .scscr = SCSCR_REIE | SCSCR_TOIE,
20 .type = PORT_SCIF,
23 static struct resource scif0_resources[] = {
24 DEFINE_RES_MEM(0xff923000, 0x100),
25 DEFINE_RES_IRQ(evt2irq(0x9a0)),
28 static struct platform_device scif0_device = {
29 .name = "sh-sci",
30 .id = 0,
31 .resource = scif0_resources,
32 .num_resources = ARRAY_SIZE(scif0_resources),
33 .dev = {
34 .platform_data = &scif0_platform_data,
38 static struct plat_sci_port scif1_platform_data = {
39 .scscr = SCSCR_REIE | SCSCR_TOIE,
40 .type = PORT_SCIF,
43 static struct resource scif1_resources[] = {
44 DEFINE_RES_MEM(0xff924000, 0x100),
45 DEFINE_RES_IRQ(evt2irq(0x9c0)),
48 static struct platform_device scif1_device = {
49 .name = "sh-sci",
50 .id = 1,
51 .resource = scif1_resources,
52 .num_resources = ARRAY_SIZE(scif1_resources),
53 .dev = {
54 .platform_data = &scif1_platform_data,
58 static struct plat_sci_port scif2_platform_data = {
59 .scscr = SCSCR_REIE | SCSCR_TOIE,
60 .type = PORT_SCIF,
63 static struct resource scif2_resources[] = {
64 DEFINE_RES_MEM(0xff925000, 0x100),
65 DEFINE_RES_IRQ(evt2irq(0x9e0)),
68 static struct platform_device scif2_device = {
69 .name = "sh-sci",
70 .id = 2,
71 .resource = scif2_resources,
72 .num_resources = ARRAY_SIZE(scif2_resources),
73 .dev = {
74 .platform_data = &scif2_platform_data,
78 static struct plat_sci_port scif3_platform_data = {
79 .scscr = SCSCR_REIE | SCSCR_TOIE,
80 .type = PORT_SCIF,
83 static struct resource scif3_resources[] = {
84 DEFINE_RES_MEM(0xff926000, 0x100),
85 DEFINE_RES_IRQ(evt2irq(0xa00)),
88 static struct platform_device scif3_device = {
89 .name = "sh-sci",
90 .id = 3,
91 .resource = scif3_resources,
92 .num_resources = ARRAY_SIZE(scif3_resources),
93 .dev = {
94 .platform_data = &scif3_platform_data,
98 static struct plat_sci_port scif4_platform_data = {
99 .scscr = SCSCR_REIE | SCSCR_TOIE,
100 .type = PORT_SCIF,
103 static struct resource scif4_resources[] = {
104 DEFINE_RES_MEM(0xff927000, 0x100),
105 DEFINE_RES_IRQ(evt2irq(0xa20)),
108 static struct platform_device scif4_device = {
109 .name = "sh-sci",
110 .id = 4,
111 .resource = scif4_resources,
112 .num_resources = ARRAY_SIZE(scif4_resources),
113 .dev = {
114 .platform_data = &scif4_platform_data,
118 static struct plat_sci_port scif5_platform_data = {
119 .scscr = SCSCR_REIE | SCSCR_TOIE,
120 .type = PORT_SCIF,
123 static struct resource scif5_resources[] = {
124 DEFINE_RES_MEM(0xff928000, 0x100),
125 DEFINE_RES_IRQ(evt2irq(0xa40)),
128 static struct platform_device scif5_device = {
129 .name = "sh-sci",
130 .id = 5,
131 .resource = scif5_resources,
132 .num_resources = ARRAY_SIZE(scif5_resources),
133 .dev = {
134 .platform_data = &scif5_platform_data,
138 static struct plat_sci_port scif6_platform_data = {
139 .scscr = SCSCR_REIE | SCSCR_TOIE,
140 .type = PORT_SCIF,
143 static struct resource scif6_resources[] = {
144 DEFINE_RES_MEM(0xff929000, 0x100),
145 DEFINE_RES_IRQ(evt2irq(0xa60)),
148 static struct platform_device scif6_device = {
149 .name = "sh-sci",
150 .id = 6,
151 .resource = scif6_resources,
152 .num_resources = ARRAY_SIZE(scif6_resources),
153 .dev = {
154 .platform_data = &scif6_platform_data,
158 static struct plat_sci_port scif7_platform_data = {
159 .scscr = SCSCR_REIE | SCSCR_TOIE,
160 .type = PORT_SCIF,
163 static struct resource scif7_resources[] = {
164 DEFINE_RES_MEM(0xff92a000, 0x100),
165 DEFINE_RES_IRQ(evt2irq(0xa80)),
168 static struct platform_device scif7_device = {
169 .name = "sh-sci",
170 .id = 7,
171 .resource = scif7_resources,
172 .num_resources = ARRAY_SIZE(scif7_resources),
173 .dev = {
174 .platform_data = &scif7_platform_data,
178 static struct plat_sci_port scif8_platform_data = {
179 .scscr = SCSCR_REIE | SCSCR_TOIE,
180 .type = PORT_SCIF,
183 static struct resource scif8_resources[] = {
184 DEFINE_RES_MEM(0xff92b000, 0x100),
185 DEFINE_RES_IRQ(evt2irq(0xaa0)),
188 static struct platform_device scif8_device = {
189 .name = "sh-sci",
190 .id = 8,
191 .resource = scif8_resources,
192 .num_resources = ARRAY_SIZE(scif8_resources),
193 .dev = {
194 .platform_data = &scif8_platform_data,
198 static struct plat_sci_port scif9_platform_data = {
199 .scscr = SCSCR_REIE | SCSCR_TOIE,
200 .type = PORT_SCIF,
203 static struct resource scif9_resources[] = {
204 DEFINE_RES_MEM(0xff92c000, 0x100),
205 DEFINE_RES_IRQ(evt2irq(0xac0)),
208 static struct platform_device scif9_device = {
209 .name = "sh-sci",
210 .id = 9,
211 .resource = scif9_resources,
212 .num_resources = ARRAY_SIZE(scif9_resources),
213 .dev = {
214 .platform_data = &scif9_platform_data,
218 static struct sh_timer_config tmu0_platform_data = {
219 .channels_mask = 7,
222 static struct resource tmu0_resources[] = {
223 DEFINE_RES_MEM(0xffd80000, 0x30),
224 DEFINE_RES_IRQ(evt2irq(0x400)),
225 DEFINE_RES_IRQ(evt2irq(0x420)),
226 DEFINE_RES_IRQ(evt2irq(0x440)),
229 static struct platform_device tmu0_device = {
230 .name = "sh-tmu",
231 .id = 0,
232 .dev = {
233 .platform_data = &tmu0_platform_data,
235 .resource = tmu0_resources,
236 .num_resources = ARRAY_SIZE(tmu0_resources),
239 static struct sh_timer_config tmu1_platform_data = {
240 .channels_mask = 7,
243 static struct resource tmu1_resources[] = {
244 DEFINE_RES_MEM(0xffd81000, 0x30),
245 DEFINE_RES_IRQ(evt2irq(0x460)),
246 DEFINE_RES_IRQ(evt2irq(0x480)),
247 DEFINE_RES_IRQ(evt2irq(0x4a0)),
250 static struct platform_device tmu1_device = {
251 .name = "sh-tmu",
252 .id = 1,
253 .dev = {
254 .platform_data = &tmu1_platform_data,
256 .resource = tmu1_resources,
257 .num_resources = ARRAY_SIZE(tmu1_resources),
260 static struct sh_timer_config tmu2_platform_data = {
261 .channels_mask = 7,
264 static struct resource tmu2_resources[] = {
265 DEFINE_RES_MEM(0xffd82000, 0x2c),
266 DEFINE_RES_IRQ(evt2irq(0x4c0)),
267 DEFINE_RES_IRQ(evt2irq(0x4e0)),
268 DEFINE_RES_IRQ(evt2irq(0x500)),
271 static struct platform_device tmu2_device = {
272 .name = "sh-tmu",
273 .id = 2,
274 .dev = {
275 .platform_data = &tmu2_platform_data,
277 .resource = tmu2_resources,
278 .num_resources = ARRAY_SIZE(tmu2_resources),
281 static struct platform_device *sh7770_devices[] __initdata = {
282 &scif0_device,
283 &scif1_device,
284 &scif2_device,
285 &scif3_device,
286 &scif4_device,
287 &scif5_device,
288 &scif6_device,
289 &scif7_device,
290 &scif8_device,
291 &scif9_device,
292 &tmu0_device,
293 &tmu1_device,
294 &tmu2_device,
297 static int __init sh7770_devices_setup(void)
299 return platform_add_devices(sh7770_devices,
300 ARRAY_SIZE(sh7770_devices));
302 arch_initcall(sh7770_devices_setup);
304 static struct platform_device *sh7770_early_devices[] __initdata = {
305 &scif0_device,
306 &scif1_device,
307 &scif2_device,
308 &scif3_device,
309 &scif4_device,
310 &scif5_device,
311 &scif6_device,
312 &scif7_device,
313 &scif8_device,
314 &scif9_device,
315 &tmu0_device,
316 &tmu1_device,
317 &tmu2_device,
320 void __init plat_early_device_setup(void)
322 early_platform_add_devices(sh7770_early_devices,
323 ARRAY_SIZE(sh7770_early_devices));
326 enum {
327 UNUSED = 0,
329 /* interrupt sources */
330 IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
331 IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
332 IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
333 IRL_HHLL, IRL_HHLH, IRL_HHHL,
335 IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5,
337 GPIO,
338 TMU0, TMU1, TMU2, TMU2_TICPI,
339 TMU3, TMU4, TMU5, TMU5_TICPI,
340 TMU6, TMU7, TMU8,
341 HAC, IPI, SPDIF, HUDI, I2C,
342 DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2,
343 I2S0, I2S1, I2S2, I2S3,
344 SRC_RX, SRC_TX, SRC_SPDIF,
345 DU, VIDEO_IN, REMOTE, YUV, USB, ATAPI, CAN, GPS, GFX2D,
346 GFX3D_MBX, GFX3D_DMAC,
347 EXBUS_ATA,
348 SPI0, SPI1,
349 SCIF089, SCIF1234, SCIF567,
350 ADC,
351 BBDMAC_0_3, BBDMAC_4_7, BBDMAC_8_10, BBDMAC_11_14,
352 BBDMAC_15_18, BBDMAC_19_22, BBDMAC_23_26, BBDMAC_27,
353 BBDMAC_28, BBDMAC_29, BBDMAC_30, BBDMAC_31,
355 /* interrupt groups */
356 TMU, DMAC, I2S, SRC, GFX3D, SPI, SCIF, BBDMAC,
359 static struct intc_vect vectors[] __initdata = {
360 INTC_VECT(GPIO, 0x3e0),
361 INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
362 INTC_VECT(TMU2, 0x440), INTC_VECT(TMU2_TICPI, 0x460),
363 INTC_VECT(TMU3, 0x480), INTC_VECT(TMU4, 0x4a0),
364 INTC_VECT(TMU5, 0x4c0), INTC_VECT(TMU5_TICPI, 0x4e0),
365 INTC_VECT(TMU6, 0x500), INTC_VECT(TMU7, 0x520),
366 INTC_VECT(TMU8, 0x540),
367 INTC_VECT(HAC, 0x580), INTC_VECT(IPI, 0x5c0),
368 INTC_VECT(SPDIF, 0x5e0),
369 INTC_VECT(HUDI, 0x600), INTC_VECT(I2C, 0x620),
370 INTC_VECT(DMAC0_DMINT0, 0x640), INTC_VECT(DMAC0_DMINT1, 0x660),
371 INTC_VECT(DMAC0_DMINT2, 0x680),
372 INTC_VECT(I2S0, 0x6a0), INTC_VECT(I2S1, 0x6c0),
373 INTC_VECT(I2S2, 0x6e0), INTC_VECT(I2S3, 0x700),
374 INTC_VECT(SRC_RX, 0x720), INTC_VECT(SRC_TX, 0x740),
375 INTC_VECT(SRC_SPDIF, 0x760),
376 INTC_VECT(DU, 0x780), INTC_VECT(VIDEO_IN, 0x7a0),
377 INTC_VECT(REMOTE, 0x7c0), INTC_VECT(YUV, 0x7e0),
378 INTC_VECT(USB, 0x840), INTC_VECT(ATAPI, 0x860),
379 INTC_VECT(CAN, 0x880), INTC_VECT(GPS, 0x8a0),
380 INTC_VECT(GFX2D, 0x8c0),
381 INTC_VECT(GFX3D_MBX, 0x900), INTC_VECT(GFX3D_DMAC, 0x920),
382 INTC_VECT(EXBUS_ATA, 0x940),
383 INTC_VECT(SPI0, 0x960), INTC_VECT(SPI1, 0x980),
384 INTC_VECT(SCIF089, 0x9a0), INTC_VECT(SCIF1234, 0x9c0),
385 INTC_VECT(SCIF1234, 0x9e0), INTC_VECT(SCIF1234, 0xa00),
386 INTC_VECT(SCIF1234, 0xa20), INTC_VECT(SCIF567, 0xa40),
387 INTC_VECT(SCIF567, 0xa60), INTC_VECT(SCIF567, 0xa80),
388 INTC_VECT(SCIF089, 0xaa0), INTC_VECT(SCIF089, 0xac0),
389 INTC_VECT(ADC, 0xb20),
390 INTC_VECT(BBDMAC_0_3, 0xba0), INTC_VECT(BBDMAC_0_3, 0xbc0),
391 INTC_VECT(BBDMAC_0_3, 0xbe0), INTC_VECT(BBDMAC_0_3, 0xc00),
392 INTC_VECT(BBDMAC_4_7, 0xc20), INTC_VECT(BBDMAC_4_7, 0xc40),
393 INTC_VECT(BBDMAC_4_7, 0xc60), INTC_VECT(BBDMAC_4_7, 0xc80),
394 INTC_VECT(BBDMAC_8_10, 0xca0), INTC_VECT(BBDMAC_8_10, 0xcc0),
395 INTC_VECT(BBDMAC_8_10, 0xce0), INTC_VECT(BBDMAC_11_14, 0xd00),
396 INTC_VECT(BBDMAC_11_14, 0xd20), INTC_VECT(BBDMAC_11_14, 0xd40),
397 INTC_VECT(BBDMAC_11_14, 0xd60), INTC_VECT(BBDMAC_15_18, 0xd80),
398 INTC_VECT(BBDMAC_15_18, 0xda0), INTC_VECT(BBDMAC_15_18, 0xdc0),
399 INTC_VECT(BBDMAC_15_18, 0xde0), INTC_VECT(BBDMAC_19_22, 0xe00),
400 INTC_VECT(BBDMAC_19_22, 0xe20), INTC_VECT(BBDMAC_19_22, 0xe40),
401 INTC_VECT(BBDMAC_19_22, 0xe60), INTC_VECT(BBDMAC_23_26, 0xe80),
402 INTC_VECT(BBDMAC_23_26, 0xea0), INTC_VECT(BBDMAC_23_26, 0xec0),
403 INTC_VECT(BBDMAC_23_26, 0xee0), INTC_VECT(BBDMAC_27, 0xf00),
404 INTC_VECT(BBDMAC_28, 0xf20), INTC_VECT(BBDMAC_29, 0xf40),
405 INTC_VECT(BBDMAC_30, 0xf60), INTC_VECT(BBDMAC_31, 0xf80),
408 static struct intc_group groups[] __initdata = {
409 INTC_GROUP(TMU, TMU0, TMU1, TMU2, TMU2_TICPI, TMU3, TMU4, TMU5,
410 TMU5_TICPI, TMU6, TMU7, TMU8),
411 INTC_GROUP(DMAC, DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2),
412 INTC_GROUP(I2S, I2S0, I2S1, I2S2, I2S3),
413 INTC_GROUP(SRC, SRC_RX, SRC_TX, SRC_SPDIF),
414 INTC_GROUP(GFX3D, GFX3D_MBX, GFX3D_DMAC),
415 INTC_GROUP(SPI, SPI0, SPI1),
416 INTC_GROUP(SCIF, SCIF089, SCIF1234, SCIF567),
417 INTC_GROUP(BBDMAC,
418 BBDMAC_0_3, BBDMAC_4_7, BBDMAC_8_10, BBDMAC_11_14,
419 BBDMAC_15_18, BBDMAC_19_22, BBDMAC_23_26, BBDMAC_27,
420 BBDMAC_28, BBDMAC_29, BBDMAC_30, BBDMAC_31),
423 static struct intc_mask_reg mask_registers[] __initdata = {
424 { 0xffe00040, 0xffe00044, 32, /* INT2MSKR / INT2MSKCR */
425 { 0, BBDMAC, ADC, SCIF, SPI, EXBUS_ATA, GFX3D, GFX2D,
426 GPS, CAN, ATAPI, USB, YUV, REMOTE, VIDEO_IN, DU, SRC, I2S,
427 DMAC, I2C, HUDI, SPDIF, IPI, HAC, TMU, GPIO } },
430 static struct intc_prio_reg prio_registers[] __initdata = {
431 { 0xffe00000, 0, 32, 8, /* INT2PRI0 */ { GPIO, TMU0, 0, HAC } },
432 { 0xffe00004, 0, 32, 8, /* INT2PRI1 */ { IPI, SPDIF, HUDI, I2C } },
433 { 0xffe00008, 0, 32, 8, /* INT2PRI2 */ { DMAC, I2S, SRC, DU } },
434 { 0xffe0000c, 0, 32, 8, /* INT2PRI3 */ { VIDEO_IN, REMOTE, YUV, USB } },
435 { 0xffe00010, 0, 32, 8, /* INT2PRI4 */ { ATAPI, CAN, GPS, GFX2D } },
436 { 0xffe00014, 0, 32, 8, /* INT2PRI5 */ { 0, GFX3D, EXBUS_ATA, SPI } },
437 { 0xffe00018, 0, 32, 8, /* INT2PRI6 */ { SCIF1234, SCIF567, SCIF089 } },
438 { 0xffe0001c, 0, 32, 8, /* INT2PRI7 */ { ADC, 0, 0, BBDMAC_0_3 } },
439 { 0xffe00020, 0, 32, 8, /* INT2PRI8 */
440 { BBDMAC_4_7, BBDMAC_8_10, BBDMAC_11_14, BBDMAC_15_18 } },
441 { 0xffe00024, 0, 32, 8, /* INT2PRI9 */
442 { BBDMAC_19_22, BBDMAC_23_26, BBDMAC_27, BBDMAC_28 } },
443 { 0xffe00028, 0, 32, 8, /* INT2PRI10 */
444 { BBDMAC_29, BBDMAC_30, BBDMAC_31 } },
445 { 0xffe0002c, 0, 32, 8, /* INT2PRI11 */
446 { TMU1, TMU2, TMU2_TICPI, TMU3 } },
447 { 0xffe00030, 0, 32, 8, /* INT2PRI12 */
448 { TMU4, TMU5, TMU5_TICPI, TMU6 } },
449 { 0xffe00034, 0, 32, 8, /* INT2PRI13 */
450 { TMU7, TMU8 } },
453 static DECLARE_INTC_DESC(intc_desc, "sh7770", vectors, groups,
454 mask_registers, prio_registers, NULL);
456 /* Support for external interrupt pins in IRQ mode */
457 static struct intc_vect irq_vectors[] __initdata = {
458 INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280),
459 INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300),
460 INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380),
463 static struct intc_mask_reg irq_mask_registers[] __initdata = {
464 { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */
465 { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, } },
468 static struct intc_prio_reg irq_prio_registers[] __initdata = {
469 { 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
470 IRQ4, IRQ5, } },
473 static struct intc_sense_reg irq_sense_registers[] __initdata = {
474 { 0xffd0001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3,
475 IRQ4, IRQ5, } },
478 static DECLARE_INTC_DESC(intc_irq_desc, "sh7770-irq", irq_vectors,
479 NULL, irq_mask_registers, irq_prio_registers,
480 irq_sense_registers);
482 /* External interrupt pins in IRL mode */
483 static struct intc_vect irl_vectors[] __initdata = {
484 INTC_VECT(IRL_LLLL, 0x200), INTC_VECT(IRL_LLLH, 0x220),
485 INTC_VECT(IRL_LLHL, 0x240), INTC_VECT(IRL_LLHH, 0x260),
486 INTC_VECT(IRL_LHLL, 0x280), INTC_VECT(IRL_LHLH, 0x2a0),
487 INTC_VECT(IRL_LHHL, 0x2c0), INTC_VECT(IRL_LHHH, 0x2e0),
488 INTC_VECT(IRL_HLLL, 0x300), INTC_VECT(IRL_HLLH, 0x320),
489 INTC_VECT(IRL_HLHL, 0x340), INTC_VECT(IRL_HLHH, 0x360),
490 INTC_VECT(IRL_HHLL, 0x380), INTC_VECT(IRL_HHLH, 0x3a0),
491 INTC_VECT(IRL_HHHL, 0x3c0),
494 static struct intc_mask_reg irl3210_mask_registers[] __initdata = {
495 { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */
496 { IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
497 IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
498 IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
499 IRL_HHLL, IRL_HHLH, IRL_HHHL, } },
502 static struct intc_mask_reg irl7654_mask_registers[] __initdata = {
503 { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */
504 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
505 IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
506 IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
507 IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
508 IRL_HHLL, IRL_HHLH, IRL_HHHL, } },
511 static DECLARE_INTC_DESC(intc_irl7654_desc, "sh7780-irl7654", irl_vectors,
512 NULL, irl7654_mask_registers, NULL, NULL);
514 static DECLARE_INTC_DESC(intc_irl3210_desc, "sh7780-irl3210", irl_vectors,
515 NULL, irl3210_mask_registers, NULL, NULL);
517 #define INTC_ICR0 0xffd00000
518 #define INTC_INTMSK0 0xffd00044
519 #define INTC_INTMSK1 0xffd00048
520 #define INTC_INTMSK2 0xffd40080
521 #define INTC_INTMSKCLR1 0xffd00068
522 #define INTC_INTMSKCLR2 0xffd40084
524 void __init plat_irq_setup(void)
526 /* disable IRQ7-0 */
527 __raw_writel(0xff000000, INTC_INTMSK0);
529 /* disable IRL3-0 + IRL7-4 */
530 __raw_writel(0xc0000000, INTC_INTMSK1);
531 __raw_writel(0xfffefffe, INTC_INTMSK2);
533 /* select IRL mode for IRL3-0 + IRL7-4 */
534 __raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0);
536 /* disable holding function, ie enable "SH-4 Mode" */
537 __raw_writel(__raw_readl(INTC_ICR0) | 0x00200000, INTC_ICR0);
539 register_intc_controller(&intc_desc);
542 void __init plat_irq_setup_pins(int mode)
544 switch (mode) {
545 case IRQ_MODE_IRQ:
546 /* select IRQ mode for IRL3-0 + IRL7-4 */
547 __raw_writel(__raw_readl(INTC_ICR0) | 0x00c00000, INTC_ICR0);
548 register_intc_controller(&intc_irq_desc);
549 break;
550 case IRQ_MODE_IRL7654:
551 /* enable IRL7-4 but don't provide any masking */
552 __raw_writel(0x40000000, INTC_INTMSKCLR1);
553 __raw_writel(0x0000fffe, INTC_INTMSKCLR2);
554 break;
555 case IRQ_MODE_IRL3210:
556 /* enable IRL0-3 but don't provide any masking */
557 __raw_writel(0x80000000, INTC_INTMSKCLR1);
558 __raw_writel(0xfffe0000, INTC_INTMSKCLR2);
559 break;
560 case IRQ_MODE_IRL7654_MASK:
561 /* enable IRL7-4 and mask using cpu intc controller */
562 __raw_writel(0x40000000, INTC_INTMSKCLR1);
563 register_intc_controller(&intc_irl7654_desc);
564 break;
565 case IRQ_MODE_IRL3210_MASK:
566 /* enable IRL0-3 and mask using cpu intc controller */
567 __raw_writel(0x80000000, INTC_INTMSKCLR1);
568 register_intc_controller(&intc_irl3210_desc);
569 break;
570 default:
571 BUG();