1 /*
2 * SH7785 Setup
3 *
4 * Copyright (C) 2007 Paul Mundt
5 *
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/io.h>
15 #include <linux/mm.h>
16 #include <linux/sh_dma.h>
17 #include <linux/sh_timer.h>
18 #include <linux/sh_intc.h>
19 #include <asm/mmzone.h>
20 #include <cpu/dma-register.h>
21
22 static struct plat_sci_port scif0_platform_data = {
23 .flags = UPF_BOOT_AUTOCONF,
24 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
25 .type = PORT_SCIF,
26 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
27 };
28
29 static struct resource scif0_resources[] = {
30 DEFINE_RES_MEM(0xffea0000, 0x100),
31 DEFINE_RES_IRQ(evt2irq(0x700)),
32 };
33
34 static struct platform_device scif0_device = {
35 .name = "sh-sci",
36 .id = 0,
37 .resource = scif0_resources,
38 .num_resources = ARRAY_SIZE(scif0_resources),
39 .dev = {
40 .platform_data = &scif0_platform_data,
41 },
42 };
43
44 static struct plat_sci_port scif1_platform_data = {
45 .flags = UPF_BOOT_AUTOCONF,
46 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
47 .type = PORT_SCIF,
48 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
49 };
50
51 static struct resource scif1_resources[] = {
52 DEFINE_RES_MEM(0xffeb0000, 0x100),
53 DEFINE_RES_IRQ(evt2irq(0x780)),
54 };
55
56 static struct platform_device scif1_device = {
57 .name = "sh-sci",
58 .id = 1,
59 .resource = scif1_resources,
60 .num_resources = ARRAY_SIZE(scif1_resources),
61 .dev = {
62 .platform_data = &scif1_platform_data,
63 },
64 };
65
66 static struct plat_sci_port scif2_platform_data = {
67 .flags = UPF_BOOT_AUTOCONF,
68 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
69 .type = PORT_SCIF,
70 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
71 };
72
73 static struct resource scif2_resources[] = {
74 DEFINE_RES_MEM(0xffec0000, 0x100),
75 DEFINE_RES_IRQ(evt2irq(0x980)),
76 };
77
78 static struct platform_device scif2_device = {
79 .name = "sh-sci",
80 .id = 2,
81 .resource = scif2_resources,
82 .num_resources = ARRAY_SIZE(scif2_resources),
83 .dev = {
84 .platform_data = &scif2_platform_data,
85 },
86 };
87
88 static struct plat_sci_port scif3_platform_data = {
89 .flags = UPF_BOOT_AUTOCONF,
90 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
91 .type = PORT_SCIF,
92 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
93 };
94
95 static struct resource scif3_resources[] = {
96 DEFINE_RES_MEM(0xffed0000, 0x100),
97 DEFINE_RES_IRQ(evt2irq(0x9a0)),
98 };
99
100 static struct platform_device scif3_device = {
101 .name = "sh-sci",
102 .id = 3,
103 .resource = scif3_resources,
104 .num_resources = ARRAY_SIZE(scif3_resources),
105 .dev = {
106 .platform_data = &scif3_platform_data,
107 },
108 };
109
110 static struct plat_sci_port scif4_platform_data = {
111 .flags = UPF_BOOT_AUTOCONF,
112 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
113 .type = PORT_SCIF,
114 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
115 };
116
117 static struct resource scif4_resources[] = {
118 DEFINE_RES_MEM(0xffee0000, 0x100),
119 DEFINE_RES_IRQ(evt2irq(0x9c0)),
120 };
121
122 static struct platform_device scif4_device = {
123 .name = "sh-sci",
124 .id = 4,
125 .resource = scif4_resources,
126 .num_resources = ARRAY_SIZE(scif4_resources),
127 .dev = {
128 .platform_data = &scif4_platform_data,
129 },
130 };
131
132 static struct plat_sci_port scif5_platform_data = {
133 .flags = UPF_BOOT_AUTOCONF,
134 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
135 .type = PORT_SCIF,
136 .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
137 };
138
139 static struct resource scif5_resources[] = {
140 DEFINE_RES_MEM(0xffef0000, 0x100),
141 DEFINE_RES_IRQ(evt2irq(0x9e0)),
142 };
143
144 static struct platform_device scif5_device = {
145 .name = "sh-sci",
146 .id = 5,
147 .resource = scif5_resources,
148 .num_resources = ARRAY_SIZE(scif5_resources),
149 .dev = {
150 .platform_data = &scif5_platform_data,
151 },
152 };
153
154 static struct sh_timer_config tmu0_platform_data = {
155 .channels_mask = 7,
156 };
157
158 static struct resource tmu0_resources[] = {
159 DEFINE_RES_MEM(0xffd80000, 0x30),
160 DEFINE_RES_IRQ(evt2irq(0x580)),
161 DEFINE_RES_IRQ(evt2irq(0x5a0)),
162 DEFINE_RES_IRQ(evt2irq(0x5c0)),
163 };
164
165 static struct platform_device tmu0_device = {
166 .name = "sh-tmu",
167 .id = 0,
168 .dev = {
169 .platform_data = &tmu0_platform_data,
170 },
171 .resource = tmu0_resources,
172 .num_resources = ARRAY_SIZE(tmu0_resources),
173 };
174
175 static struct sh_timer_config tmu1_platform_data = {
176 .channels_mask = 7,
177 };
178
179 static struct resource tmu1_resources[] = {
180 DEFINE_RES_MEM(0xffdc0000, 0x2c),
181 DEFINE_RES_IRQ(evt2irq(0xe00)),
182 DEFINE_RES_IRQ(evt2irq(0xe20)),
183 DEFINE_RES_IRQ(evt2irq(0xe40)),
184 };
185
186 static struct platform_device tmu1_device = {
187 .name = "sh-tmu",
188 .id = 1,
189 .dev = {
190 .platform_data = &tmu1_platform_data,
191 },
192 .resource = tmu1_resources,
193 .num_resources = ARRAY_SIZE(tmu1_resources),
194 };
195
196 /* DMA */
197 static const struct sh_dmae_channel sh7785_dmae0_channels[] = {
198 {
199 .offset = 0,
200 .dmars = 0,
201 .dmars_bit = 0,
202 }, {
203 .offset = 0x10,
204 .dmars = 0,
205 .dmars_bit = 8,
206 }, {
207 .offset = 0x20,
208 .dmars = 4,
209 .dmars_bit = 0,
210 }, {
211 .offset = 0x30,
212 .dmars = 4,
213 .dmars_bit = 8,
214 }, {
215 .offset = 0x50,
216 .dmars = 8,
217 .dmars_bit = 0,
218 }, {
219 .offset = 0x60,
220 .dmars = 8,
221 .dmars_bit = 8,
222 }
223 };
224
225 static const struct sh_dmae_channel sh7785_dmae1_channels[] = {
226 {
227 .offset = 0,
228 }, {
229 .offset = 0x10,
230 }, {
231 .offset = 0x20,
232 }, {
233 .offset = 0x30,
234 }, {
235 .offset = 0x50,
236 }, {
237 .offset = 0x60,
238 }
239 };
240
241 static const unsigned int ts_shift[] = TS_SHIFT;
242
243 static struct sh_dmae_pdata dma0_platform_data = {
244 .channel = sh7785_dmae0_channels,
245 .channel_num = ARRAY_SIZE(sh7785_dmae0_channels),
246 .ts_low_shift = CHCR_TS_LOW_SHIFT,
247 .ts_low_mask = CHCR_TS_LOW_MASK,
248 .ts_high_shift = CHCR_TS_HIGH_SHIFT,
249 .ts_high_mask = CHCR_TS_HIGH_MASK,
250 .ts_shift = ts_shift,
251 .ts_shift_num = ARRAY_SIZE(ts_shift),
252 .dmaor_init = DMAOR_INIT,
253 };
254
255 static struct sh_dmae_pdata dma1_platform_data = {
256 .channel = sh7785_dmae1_channels,
257 .channel_num = ARRAY_SIZE(sh7785_dmae1_channels),
258 .ts_low_shift = CHCR_TS_LOW_SHIFT,
259 .ts_low_mask = CHCR_TS_LOW_MASK,
260 .ts_high_shift = CHCR_TS_HIGH_SHIFT,
261 .ts_high_mask = CHCR_TS_HIGH_MASK,
262 .ts_shift = ts_shift,
263 .ts_shift_num = ARRAY_SIZE(ts_shift),
264 .dmaor_init = DMAOR_INIT,
265 };
266
267 static struct resource sh7785_dmae0_resources[] = {
268 [0] = {
269 /* Channel registers and DMAOR */
270 .start = 0xfc808020,
271 .end = 0xfc80808f,
272 .flags = IORESOURCE_MEM,
273 },
274 [1] = {
275 /* DMARSx */
276 .start = 0xfc809000,
277 .end = 0xfc80900b,
278 .flags = IORESOURCE_MEM,
279 },
280 {
281 /*
282 * Real DMA error vector is 0x6e0, and channel
283 * vectors are 0x620-0x6c0
284 */
285 .name = "error_irq",
286 .start = evt2irq(0x620),
287 .end = evt2irq(0x620),
288 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,
289 },
290 };
291
292 static struct resource sh7785_dmae1_resources[] = {
293 [0] = {
294 /* Channel registers and DMAOR */
295 .start = 0xfcc08020,
296 .end = 0xfcc0808f,
297 .flags = IORESOURCE_MEM,
298 },
299 /* DMAC1 has no DMARS */
300 {
301 /*
302 * Real DMA error vector is 0x940, and channel
303 * vectors are 0x880-0x920
304 */
305 .name = "error_irq",
306 .start = evt2irq(0x880),
307 .end = evt2irq(0x880),
308 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,
309 },
310 };
311
312 static struct platform_device dma0_device = {
313 .name = "sh-dma-engine",
314 .id = 0,
315 .resource = sh7785_dmae0_resources,
316 .num_resources = ARRAY_SIZE(sh7785_dmae0_resources),
317 .dev = {
318 .platform_data = &dma0_platform_data,
319 },
320 };
321
322 static struct platform_device dma1_device = {
323 .name = "sh-dma-engine",
324 .id = 1,
325 .resource = sh7785_dmae1_resources,
326 .num_resources = ARRAY_SIZE(sh7785_dmae1_resources),
327 .dev = {
328 .platform_data = &dma1_platform_data,
329 },
330 };
331
332 static struct platform_device *sh7785_devices[] __initdata = {
333 &scif0_device,
334 &scif1_device,
335 &scif2_device,
336 &scif3_device,
337 &scif4_device,
338 &scif5_device,
339 &tmu0_device,
340 &tmu1_device,
341 &dma0_device,
342 &dma1_device,
343 };
344
sh7785_devices_setup(void)345 static int __init sh7785_devices_setup(void)
346 {
347 return platform_add_devices(sh7785_devices,
348 ARRAY_SIZE(sh7785_devices));
349 }
350 arch_initcall(sh7785_devices_setup);
351
352 static struct platform_device *sh7785_early_devices[] __initdata = {
353 &scif0_device,
354 &scif1_device,
355 &scif2_device,
356 &scif3_device,
357 &scif4_device,
358 &scif5_device,
359 &tmu0_device,
360 &tmu1_device,
361 };
362
plat_early_device_setup(void)363 void __init plat_early_device_setup(void)
364 {
365 early_platform_add_devices(sh7785_early_devices,
366 ARRAY_SIZE(sh7785_early_devices));
367 }
368
369 enum {
370 UNUSED = 0,
371
372 /* interrupt sources */
373
374 IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
375 IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
376 IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
377 IRL0_HHLL, IRL0_HHLH, IRL0_HHHL,
378
379 IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
380 IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
381 IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
382 IRL4_HHLL, IRL4_HHLH, IRL4_HHHL,
383
384 IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
385 WDT, TMU0, TMU1, TMU2, TMU2_TICPI,
386 HUDI, DMAC0, SCIF0, SCIF1, DMAC1, HSPI,
387 SCIF2, SCIF3, SCIF4, SCIF5,
388 PCISERR, PCIINTA, PCIINTB, PCIINTC, PCIINTD, PCIC5,
389 SIOF, MMCIF, DU, GDTA,
390 TMU3, TMU4, TMU5,
391 SSI0, SSI1,
392 HAC0, HAC1,
393 FLCTL, GPIO,
394
395 /* interrupt groups */
396
397 TMU012, TMU345
398 };
399
400 static struct intc_vect vectors[] __initdata = {
401 INTC_VECT(WDT, 0x560),
402 INTC_VECT(TMU0, 0x580), INTC_VECT(TMU1, 0x5a0),
403 INTC_VECT(TMU2, 0x5c0), INTC_VECT(TMU2_TICPI, 0x5e0),
404 INTC_VECT(HUDI, 0x600),
405 INTC_VECT(DMAC0, 0x620), INTC_VECT(DMAC0, 0x640),
406 INTC_VECT(DMAC0, 0x660), INTC_VECT(DMAC0, 0x680),
407 INTC_VECT(DMAC0, 0x6a0), INTC_VECT(DMAC0, 0x6c0),
408 INTC_VECT(DMAC0, 0x6e0),
409 INTC_VECT(SCIF0, 0x700), INTC_VECT(SCIF0, 0x720),
410 INTC_VECT(SCIF0, 0x740), INTC_VECT(SCIF0, 0x760),
411 INTC_VECT(SCIF1, 0x780), INTC_VECT(SCIF1, 0x7a0),
412 INTC_VECT(SCIF1, 0x7c0), INTC_VECT(SCIF1, 0x7e0),
413 INTC_VECT(DMAC1, 0x880), INTC_VECT(DMAC1, 0x8a0),
414 INTC_VECT(DMAC1, 0x8c0), INTC_VECT(DMAC1, 0x8e0),
415 INTC_VECT(DMAC1, 0x900), INTC_VECT(DMAC1, 0x920),
416 INTC_VECT(DMAC1, 0x940),
417 INTC_VECT(HSPI, 0x960),
418 INTC_VECT(SCIF2, 0x980), INTC_VECT(SCIF3, 0x9a0),
419 INTC_VECT(SCIF4, 0x9c0), INTC_VECT(SCIF5, 0x9e0),
420 INTC_VECT(PCISERR, 0xa00), INTC_VECT(PCIINTA, 0xa20),
421 INTC_VECT(PCIINTB, 0xa40), INTC_VECT(PCIINTC, 0xa60),
422 INTC_VECT(PCIINTD, 0xa80), INTC_VECT(PCIC5, 0xaa0),
423 INTC_VECT(PCIC5, 0xac0), INTC_VECT(PCIC5, 0xae0),
424 INTC_VECT(PCIC5, 0xb00), INTC_VECT(PCIC5, 0xb20),
425 INTC_VECT(SIOF, 0xc00),
426 INTC_VECT(MMCIF, 0xd00), INTC_VECT(MMCIF, 0xd20),
427 INTC_VECT(MMCIF, 0xd40), INTC_VECT(MMCIF, 0xd60),
428 INTC_VECT(DU, 0xd80),
429 INTC_VECT(GDTA, 0xda0), INTC_VECT(GDTA, 0xdc0),
430 INTC_VECT(GDTA, 0xde0),
431 INTC_VECT(TMU3, 0xe00), INTC_VECT(TMU4, 0xe20),
432 INTC_VECT(TMU5, 0xe40),
433 INTC_VECT(SSI0, 0xe80), INTC_VECT(SSI1, 0xea0),
434 INTC_VECT(HAC0, 0xec0), INTC_VECT(HAC1, 0xee0),
435 INTC_VECT(FLCTL, 0xf00), INTC_VECT(FLCTL, 0xf20),
436 INTC_VECT(FLCTL, 0xf40), INTC_VECT(FLCTL, 0xf60),
437 INTC_VECT(GPIO, 0xf80), INTC_VECT(GPIO, 0xfa0),
438 INTC_VECT(GPIO, 0xfc0), INTC_VECT(GPIO, 0xfe0),
439 };
440
441 static struct intc_group groups[] __initdata = {
442 INTC_GROUP(TMU012, TMU0, TMU1, TMU2, TMU2_TICPI),
443 INTC_GROUP(TMU345, TMU3, TMU4, TMU5),
444 };
445
446 static struct intc_mask_reg mask_registers[] __initdata = {
447 { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */
448 { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
449
450 { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */
451 { IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
452 IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
453 IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
454 IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 0,
455 IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
456 IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
457 IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
458 IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 0, } },
459
460 { 0xffd40038, 0xffd4003c, 32, /* INT2MSKR / INT2MSKCR */
461 { 0, 0, 0, GDTA, DU, SSI0, SSI1, GPIO,
462 FLCTL, MMCIF, HSPI, SIOF, PCIC5, PCIINTD, PCIINTC, PCIINTB,
463 PCIINTA, PCISERR, HAC1, HAC0, DMAC1, DMAC0, HUDI, WDT,
464 SCIF5, SCIF4, SCIF3, SCIF2, SCIF1, SCIF0, TMU345, TMU012 } },
465 };
466
467 static struct intc_prio_reg prio_registers[] __initdata = {
468 { 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
469 IRQ4, IRQ5, IRQ6, IRQ7 } },
470 { 0xffd40000, 0, 32, 8, /* INT2PRI0 */ { TMU0, TMU1,
471 TMU2, TMU2_TICPI } },
472 { 0xffd40004, 0, 32, 8, /* INT2PRI1 */ { TMU3, TMU4, TMU5, } },
473 { 0xffd40008, 0, 32, 8, /* INT2PRI2 */ { SCIF0, SCIF1,
474 SCIF2, SCIF3 } },
475 { 0xffd4000c, 0, 32, 8, /* INT2PRI3 */ { SCIF4, SCIF5, WDT, } },
476 { 0xffd40010, 0, 32, 8, /* INT2PRI4 */ { HUDI, DMAC0, DMAC1, } },
477 { 0xffd40014, 0, 32, 8, /* INT2PRI5 */ { HAC0, HAC1,
478 PCISERR, PCIINTA } },
479 { 0xffd40018, 0, 32, 8, /* INT2PRI6 */ { PCIINTB, PCIINTC,
480 PCIINTD, PCIC5 } },
481 { 0xffd4001c, 0, 32, 8, /* INT2PRI7 */ { SIOF, HSPI, MMCIF, } },
482 { 0xffd40020, 0, 32, 8, /* INT2PRI8 */ { FLCTL, GPIO, SSI0, SSI1, } },
483 { 0xffd40024, 0, 32, 8, /* INT2PRI9 */ { DU, GDTA, } },
484 };
485
486 static DECLARE_INTC_DESC(intc_desc, "sh7785", vectors, groups,
487 mask_registers, prio_registers, NULL);
488
489 /* Support for external interrupt pins in IRQ mode */
490
491 static struct intc_vect vectors_irq0123[] __initdata = {
492 INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280),
493 INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300),
494 };
495
496 static struct intc_vect vectors_irq4567[] __initdata = {
497 INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380),
498 INTC_VECT(IRQ6, 0x3c0), INTC_VECT(IRQ7, 0x200),
499 };
500
501 static struct intc_sense_reg sense_registers[] __initdata = {
502 { 0xffd0001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3,
503 IRQ4, IRQ5, IRQ6, IRQ7 } },
504 };
505
506 static struct intc_mask_reg ack_registers[] __initdata = {
507 { 0xffd00024, 0, 32, /* INTREQ */
508 { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
509 };
510
511 static DECLARE_INTC_DESC_ACK(intc_desc_irq0123, "sh7785-irq0123",
512 vectors_irq0123, NULL, mask_registers,
513 prio_registers, sense_registers, ack_registers);
514
515 static DECLARE_INTC_DESC_ACK(intc_desc_irq4567, "sh7785-irq4567",
516 vectors_irq4567, NULL, mask_registers,
517 prio_registers, sense_registers, ack_registers);
518
519 /* External interrupt pins in IRL mode */
520
521 static struct intc_vect vectors_irl0123[] __initdata = {
522 INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220),
523 INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260),
524 INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0),
525 INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0),
526 INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320),
527 INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360),
528 INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0),
529 INTC_VECT(IRL0_HHHL, 0x3c0),
530 };
531
532 static struct intc_vect vectors_irl4567[] __initdata = {
533 INTC_VECT(IRL4_LLLL, 0xb00), INTC_VECT(IRL4_LLLH, 0xb20),
534 INTC_VECT(IRL4_LLHL, 0xb40), INTC_VECT(IRL4_LLHH, 0xb60),
535 INTC_VECT(IRL4_LHLL, 0xb80), INTC_VECT(IRL4_LHLH, 0xba0),
536 INTC_VECT(IRL4_LHHL, 0xbc0), INTC_VECT(IRL4_LHHH, 0xbe0),
537 INTC_VECT(IRL4_HLLL, 0xc00), INTC_VECT(IRL4_HLLH, 0xc20),
538 INTC_VECT(IRL4_HLHL, 0xc40), INTC_VECT(IRL4_HLHH, 0xc60),
539 INTC_VECT(IRL4_HHLL, 0xc80), INTC_VECT(IRL4_HHLH, 0xca0),
540 INTC_VECT(IRL4_HHHL, 0xcc0),
541 };
542
543 static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7785-irl0123", vectors_irl0123,
544 NULL, mask_registers, NULL, NULL);
545
546 static DECLARE_INTC_DESC(intc_desc_irl4567, "sh7785-irl4567", vectors_irl4567,
547 NULL, mask_registers, NULL, NULL);
548
549 #define INTC_ICR0 0xffd00000
550 #define INTC_INTMSK0 0xffd00044
551 #define INTC_INTMSK1 0xffd00048
552 #define INTC_INTMSK2 0xffd40080
553 #define INTC_INTMSKCLR1 0xffd00068
554 #define INTC_INTMSKCLR2 0xffd40084
555
plat_irq_setup(void)556 void __init plat_irq_setup(void)
557 {
558 /* disable IRQ3-0 + IRQ7-4 */
559 __raw_writel(0xff000000, INTC_INTMSK0);
560
561 /* disable IRL3-0 + IRL7-4 */
562 __raw_writel(0xc0000000, INTC_INTMSK1);
563 __raw_writel(0xfffefffe, INTC_INTMSK2);
564
565 /* select IRL mode for IRL3-0 + IRL7-4 */
566 __raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0);
567
568 /* disable holding function, ie enable "SH-4 Mode" */
569 __raw_writel(__raw_readl(INTC_ICR0) | 0x00200000, INTC_ICR0);
570
571 register_intc_controller(&intc_desc);
572 }
573
plat_irq_setup_pins(int mode)574 void __init plat_irq_setup_pins(int mode)
575 {
576 switch (mode) {
577 case IRQ_MODE_IRQ7654:
578 /* select IRQ mode for IRL7-4 */
579 __raw_writel(__raw_readl(INTC_ICR0) | 0x00400000, INTC_ICR0);
580 register_intc_controller(&intc_desc_irq4567);
581 break;
582 case IRQ_MODE_IRQ3210:
583 /* select IRQ mode for IRL3-0 */
584 __raw_writel(__raw_readl(INTC_ICR0) | 0x00800000, INTC_ICR0);
585 register_intc_controller(&intc_desc_irq0123);
586 break;
587 case IRQ_MODE_IRL7654:
588 /* enable IRL7-4 but don't provide any masking */
589 __raw_writel(0x40000000, INTC_INTMSKCLR1);
590 __raw_writel(0x0000fffe, INTC_INTMSKCLR2);
591 break;
592 case IRQ_MODE_IRL3210:
593 /* enable IRL0-3 but don't provide any masking */
594 __raw_writel(0x80000000, INTC_INTMSKCLR1);
595 __raw_writel(0xfffe0000, INTC_INTMSKCLR2);
596 break;
597 case IRQ_MODE_IRL7654_MASK:
598 /* enable IRL7-4 and mask using cpu intc controller */
599 __raw_writel(0x40000000, INTC_INTMSKCLR1);
600 register_intc_controller(&intc_desc_irl4567);
601 break;
602 case IRQ_MODE_IRL3210_MASK:
603 /* enable IRL0-3 and mask using cpu intc controller */
604 __raw_writel(0x80000000, INTC_INTMSKCLR1);
605 register_intc_controller(&intc_desc_irl0123);
606 break;
607 default:
608 BUG();
609 }
610 }
611
plat_mem_setup(void)612 void __init plat_mem_setup(void)
613 {
614 /* Register the URAM space as Node 1 */
615 setup_bootmem_node(1, 0xe55f0000, 0xe5610000);
616 }
617