1 /*
2 * SH7770 Setup
3 *
4 * Copyright (C) 2006 - 2008 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/sh_timer.h>
15 #include <linux/sh_intc.h>
16 #include <linux/io.h>
17
18 static struct plat_sci_port scif0_platform_data = {
19 .flags = UPF_BOOT_AUTOCONF,
20 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
21 .type = PORT_SCIF,
22 };
23
24 static struct resource scif0_resources[] = {
25 DEFINE_RES_MEM(0xff923000, 0x100),
26 DEFINE_RES_IRQ(evt2irq(0x9a0)),
27 };
28
29 static struct platform_device scif0_device = {
30 .name = "sh-sci",
31 .id = 0,
32 .resource = scif0_resources,
33 .num_resources = ARRAY_SIZE(scif0_resources),
34 .dev = {
35 .platform_data = &scif0_platform_data,
36 },
37 };
38
39 static struct plat_sci_port scif1_platform_data = {
40 .flags = UPF_BOOT_AUTOCONF,
41 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
42 .type = PORT_SCIF,
43 };
44
45 static struct resource scif1_resources[] = {
46 DEFINE_RES_MEM(0xff924000, 0x100),
47 DEFINE_RES_IRQ(evt2irq(0x9c0)),
48 };
49
50 static struct platform_device scif1_device = {
51 .name = "sh-sci",
52 .id = 1,
53 .resource = scif1_resources,
54 .num_resources = ARRAY_SIZE(scif1_resources),
55 .dev = {
56 .platform_data = &scif1_platform_data,
57 },
58 };
59
60 static struct plat_sci_port scif2_platform_data = {
61 .flags = UPF_BOOT_AUTOCONF,
62 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
63 .type = PORT_SCIF,
64 };
65
66 static struct resource scif2_resources[] = {
67 DEFINE_RES_MEM(0xff925000, 0x100),
68 DEFINE_RES_IRQ(evt2irq(0x9e0)),
69 };
70
71 static struct platform_device scif2_device = {
72 .name = "sh-sci",
73 .id = 2,
74 .resource = scif2_resources,
75 .num_resources = ARRAY_SIZE(scif2_resources),
76 .dev = {
77 .platform_data = &scif2_platform_data,
78 },
79 };
80
81 static struct plat_sci_port scif3_platform_data = {
82 .flags = UPF_BOOT_AUTOCONF,
83 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
84 .type = PORT_SCIF,
85 };
86
87 static struct resource scif3_resources[] = {
88 DEFINE_RES_MEM(0xff926000, 0x100),
89 DEFINE_RES_IRQ(evt2irq(0xa00)),
90 };
91
92 static struct platform_device scif3_device = {
93 .name = "sh-sci",
94 .id = 3,
95 .resource = scif3_resources,
96 .num_resources = ARRAY_SIZE(scif3_resources),
97 .dev = {
98 .platform_data = &scif3_platform_data,
99 },
100 };
101
102 static struct plat_sci_port scif4_platform_data = {
103 .flags = UPF_BOOT_AUTOCONF,
104 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
105 .type = PORT_SCIF,
106 };
107
108 static struct resource scif4_resources[] = {
109 DEFINE_RES_MEM(0xff927000, 0x100),
110 DEFINE_RES_IRQ(evt2irq(0xa20)),
111 };
112
113 static struct platform_device scif4_device = {
114 .name = "sh-sci",
115 .id = 4,
116 .resource = scif4_resources,
117 .num_resources = ARRAY_SIZE(scif4_resources),
118 .dev = {
119 .platform_data = &scif4_platform_data,
120 },
121 };
122
123 static struct plat_sci_port scif5_platform_data = {
124 .flags = UPF_BOOT_AUTOCONF,
125 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
126 .type = PORT_SCIF,
127 };
128
129 static struct resource scif5_resources[] = {
130 DEFINE_RES_MEM(0xff928000, 0x100),
131 DEFINE_RES_IRQ(evt2irq(0xa40)),
132 };
133
134 static struct platform_device scif5_device = {
135 .name = "sh-sci",
136 .id = 5,
137 .resource = scif5_resources,
138 .num_resources = ARRAY_SIZE(scif5_resources),
139 .dev = {
140 .platform_data = &scif5_platform_data,
141 },
142 };
143
144 static struct plat_sci_port scif6_platform_data = {
145 .flags = UPF_BOOT_AUTOCONF,
146 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
147 .type = PORT_SCIF,
148 };
149
150 static struct resource scif6_resources[] = {
151 DEFINE_RES_MEM(0xff929000, 0x100),
152 DEFINE_RES_IRQ(evt2irq(0xa60)),
153 };
154
155 static struct platform_device scif6_device = {
156 .name = "sh-sci",
157 .id = 6,
158 .resource = scif6_resources,
159 .num_resources = ARRAY_SIZE(scif6_resources),
160 .dev = {
161 .platform_data = &scif6_platform_data,
162 },
163 };
164
165 static struct plat_sci_port scif7_platform_data = {
166 .flags = UPF_BOOT_AUTOCONF,
167 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
168 .type = PORT_SCIF,
169 };
170
171 static struct resource scif7_resources[] = {
172 DEFINE_RES_MEM(0xff92a000, 0x100),
173 DEFINE_RES_IRQ(evt2irq(0xa80)),
174 };
175
176 static struct platform_device scif7_device = {
177 .name = "sh-sci",
178 .id = 7,
179 .resource = scif7_resources,
180 .num_resources = ARRAY_SIZE(scif7_resources),
181 .dev = {
182 .platform_data = &scif7_platform_data,
183 },
184 };
185
186 static struct plat_sci_port scif8_platform_data = {
187 .flags = UPF_BOOT_AUTOCONF,
188 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
189 .type = PORT_SCIF,
190 };
191
192 static struct resource scif8_resources[] = {
193 DEFINE_RES_MEM(0xff92b000, 0x100),
194 DEFINE_RES_IRQ(evt2irq(0xaa0)),
195 };
196
197 static struct platform_device scif8_device = {
198 .name = "sh-sci",
199 .id = 8,
200 .resource = scif8_resources,
201 .num_resources = ARRAY_SIZE(scif8_resources),
202 .dev = {
203 .platform_data = &scif8_platform_data,
204 },
205 };
206
207 static struct plat_sci_port scif9_platform_data = {
208 .flags = UPF_BOOT_AUTOCONF,
209 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE,
210 .type = PORT_SCIF,
211 };
212
213 static struct resource scif9_resources[] = {
214 DEFINE_RES_MEM(0xff92c000, 0x100),
215 DEFINE_RES_IRQ(evt2irq(0xac0)),
216 };
217
218 static struct platform_device scif9_device = {
219 .name = "sh-sci",
220 .id = 9,
221 .resource = scif9_resources,
222 .num_resources = ARRAY_SIZE(scif9_resources),
223 .dev = {
224 .platform_data = &scif9_platform_data,
225 },
226 };
227
228 static struct sh_timer_config tmu0_platform_data = {
229 .channels_mask = 7,
230 };
231
232 static struct resource tmu0_resources[] = {
233 DEFINE_RES_MEM(0xffd80000, 0x30),
234 DEFINE_RES_IRQ(evt2irq(0x400)),
235 DEFINE_RES_IRQ(evt2irq(0x420)),
236 DEFINE_RES_IRQ(evt2irq(0x440)),
237 };
238
239 static struct platform_device tmu0_device = {
240 .name = "sh-tmu",
241 .id = 0,
242 .dev = {
243 .platform_data = &tmu0_platform_data,
244 },
245 .resource = tmu0_resources,
246 .num_resources = ARRAY_SIZE(tmu0_resources),
247 };
248
249 static struct sh_timer_config tmu1_platform_data = {
250 .channels_mask = 7,
251 };
252
253 static struct resource tmu1_resources[] = {
254 DEFINE_RES_MEM(0xffd81000, 0x30),
255 DEFINE_RES_IRQ(evt2irq(0x460)),
256 DEFINE_RES_IRQ(evt2irq(0x480)),
257 DEFINE_RES_IRQ(evt2irq(0x4a0)),
258 };
259
260 static struct platform_device tmu1_device = {
261 .name = "sh-tmu",
262 .id = 1,
263 .dev = {
264 .platform_data = &tmu1_platform_data,
265 },
266 .resource = tmu1_resources,
267 .num_resources = ARRAY_SIZE(tmu1_resources),
268 };
269
270 static struct sh_timer_config tmu2_platform_data = {
271 .channels_mask = 7,
272 };
273
274 static struct resource tmu2_resources[] = {
275 DEFINE_RES_MEM(0xffd82000, 0x2c),
276 DEFINE_RES_IRQ(evt2irq(0x4c0)),
277 DEFINE_RES_IRQ(evt2irq(0x4e0)),
278 DEFINE_RES_IRQ(evt2irq(0x500)),
279 };
280
281 static struct platform_device tmu2_device = {
282 .name = "sh-tmu",
283 .id = 2,
284 .dev = {
285 .platform_data = &tmu2_platform_data,
286 },
287 .resource = tmu2_resources,
288 .num_resources = ARRAY_SIZE(tmu2_resources),
289 };
290
291 static struct platform_device *sh7770_devices[] __initdata = {
292 &scif0_device,
293 &scif1_device,
294 &scif2_device,
295 &scif3_device,
296 &scif4_device,
297 &scif5_device,
298 &scif6_device,
299 &scif7_device,
300 &scif8_device,
301 &scif9_device,
302 &tmu0_device,
303 &tmu1_device,
304 &tmu2_device,
305 };
306
sh7770_devices_setup(void)307 static int __init sh7770_devices_setup(void)
308 {
309 return platform_add_devices(sh7770_devices,
310 ARRAY_SIZE(sh7770_devices));
311 }
312 arch_initcall(sh7770_devices_setup);
313
314 static struct platform_device *sh7770_early_devices[] __initdata = {
315 &scif0_device,
316 &scif1_device,
317 &scif2_device,
318 &scif3_device,
319 &scif4_device,
320 &scif5_device,
321 &scif6_device,
322 &scif7_device,
323 &scif8_device,
324 &scif9_device,
325 &tmu0_device,
326 &tmu1_device,
327 &tmu2_device,
328 };
329
plat_early_device_setup(void)330 void __init plat_early_device_setup(void)
331 {
332 early_platform_add_devices(sh7770_early_devices,
333 ARRAY_SIZE(sh7770_early_devices));
334 }
335
336 enum {
337 UNUSED = 0,
338
339 /* interrupt sources */
340 IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
341 IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
342 IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
343 IRL_HHLL, IRL_HHLH, IRL_HHHL,
344
345 IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5,
346
347 GPIO,
348 TMU0, TMU1, TMU2, TMU2_TICPI,
349 TMU3, TMU4, TMU5, TMU5_TICPI,
350 TMU6, TMU7, TMU8,
351 HAC, IPI, SPDIF, HUDI, I2C,
352 DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2,
353 I2S0, I2S1, I2S2, I2S3,
354 SRC_RX, SRC_TX, SRC_SPDIF,
355 DU, VIDEO_IN, REMOTE, YUV, USB, ATAPI, CAN, GPS, GFX2D,
356 GFX3D_MBX, GFX3D_DMAC,
357 EXBUS_ATA,
358 SPI0, SPI1,
359 SCIF089, SCIF1234, SCIF567,
360 ADC,
361 BBDMAC_0_3, BBDMAC_4_7, BBDMAC_8_10, BBDMAC_11_14,
362 BBDMAC_15_18, BBDMAC_19_22, BBDMAC_23_26, BBDMAC_27,
363 BBDMAC_28, BBDMAC_29, BBDMAC_30, BBDMAC_31,
364
365 /* interrupt groups */
366 TMU, DMAC, I2S, SRC, GFX3D, SPI, SCIF, BBDMAC,
367 };
368
369 static struct intc_vect vectors[] __initdata = {
370 INTC_VECT(GPIO, 0x3e0),
371 INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
372 INTC_VECT(TMU2, 0x440), INTC_VECT(TMU2_TICPI, 0x460),
373 INTC_VECT(TMU3, 0x480), INTC_VECT(TMU4, 0x4a0),
374 INTC_VECT(TMU5, 0x4c0), INTC_VECT(TMU5_TICPI, 0x4e0),
375 INTC_VECT(TMU6, 0x500), INTC_VECT(TMU7, 0x520),
376 INTC_VECT(TMU8, 0x540),
377 INTC_VECT(HAC, 0x580), INTC_VECT(IPI, 0x5c0),
378 INTC_VECT(SPDIF, 0x5e0),
379 INTC_VECT(HUDI, 0x600), INTC_VECT(I2C, 0x620),
380 INTC_VECT(DMAC0_DMINT0, 0x640), INTC_VECT(DMAC0_DMINT1, 0x660),
381 INTC_VECT(DMAC0_DMINT2, 0x680),
382 INTC_VECT(I2S0, 0x6a0), INTC_VECT(I2S1, 0x6c0),
383 INTC_VECT(I2S2, 0x6e0), INTC_VECT(I2S3, 0x700),
384 INTC_VECT(SRC_RX, 0x720), INTC_VECT(SRC_TX, 0x740),
385 INTC_VECT(SRC_SPDIF, 0x760),
386 INTC_VECT(DU, 0x780), INTC_VECT(VIDEO_IN, 0x7a0),
387 INTC_VECT(REMOTE, 0x7c0), INTC_VECT(YUV, 0x7e0),
388 INTC_VECT(USB, 0x840), INTC_VECT(ATAPI, 0x860),
389 INTC_VECT(CAN, 0x880), INTC_VECT(GPS, 0x8a0),
390 INTC_VECT(GFX2D, 0x8c0),
391 INTC_VECT(GFX3D_MBX, 0x900), INTC_VECT(GFX3D_DMAC, 0x920),
392 INTC_VECT(EXBUS_ATA, 0x940),
393 INTC_VECT(SPI0, 0x960), INTC_VECT(SPI1, 0x980),
394 INTC_VECT(SCIF089, 0x9a0), INTC_VECT(SCIF1234, 0x9c0),
395 INTC_VECT(SCIF1234, 0x9e0), INTC_VECT(SCIF1234, 0xa00),
396 INTC_VECT(SCIF1234, 0xa20), INTC_VECT(SCIF567, 0xa40),
397 INTC_VECT(SCIF567, 0xa60), INTC_VECT(SCIF567, 0xa80),
398 INTC_VECT(SCIF089, 0xaa0), INTC_VECT(SCIF089, 0xac0),
399 INTC_VECT(ADC, 0xb20),
400 INTC_VECT(BBDMAC_0_3, 0xba0), INTC_VECT(BBDMAC_0_3, 0xbc0),
401 INTC_VECT(BBDMAC_0_3, 0xbe0), INTC_VECT(BBDMAC_0_3, 0xc00),
402 INTC_VECT(BBDMAC_4_7, 0xc20), INTC_VECT(BBDMAC_4_7, 0xc40),
403 INTC_VECT(BBDMAC_4_7, 0xc60), INTC_VECT(BBDMAC_4_7, 0xc80),
404 INTC_VECT(BBDMAC_8_10, 0xca0), INTC_VECT(BBDMAC_8_10, 0xcc0),
405 INTC_VECT(BBDMAC_8_10, 0xce0), INTC_VECT(BBDMAC_11_14, 0xd00),
406 INTC_VECT(BBDMAC_11_14, 0xd20), INTC_VECT(BBDMAC_11_14, 0xd40),
407 INTC_VECT(BBDMAC_11_14, 0xd60), INTC_VECT(BBDMAC_15_18, 0xd80),
408 INTC_VECT(BBDMAC_15_18, 0xda0), INTC_VECT(BBDMAC_15_18, 0xdc0),
409 INTC_VECT(BBDMAC_15_18, 0xde0), INTC_VECT(BBDMAC_19_22, 0xe00),
410 INTC_VECT(BBDMAC_19_22, 0xe20), INTC_VECT(BBDMAC_19_22, 0xe40),
411 INTC_VECT(BBDMAC_19_22, 0xe60), INTC_VECT(BBDMAC_23_26, 0xe80),
412 INTC_VECT(BBDMAC_23_26, 0xea0), INTC_VECT(BBDMAC_23_26, 0xec0),
413 INTC_VECT(BBDMAC_23_26, 0xee0), INTC_VECT(BBDMAC_27, 0xf00),
414 INTC_VECT(BBDMAC_28, 0xf20), INTC_VECT(BBDMAC_29, 0xf40),
415 INTC_VECT(BBDMAC_30, 0xf60), INTC_VECT(BBDMAC_31, 0xf80),
416 };
417
418 static struct intc_group groups[] __initdata = {
419 INTC_GROUP(TMU, TMU0, TMU1, TMU2, TMU2_TICPI, TMU3, TMU4, TMU5,
420 TMU5_TICPI, TMU6, TMU7, TMU8),
421 INTC_GROUP(DMAC, DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2),
422 INTC_GROUP(I2S, I2S0, I2S1, I2S2, I2S3),
423 INTC_GROUP(SRC, SRC_RX, SRC_TX, SRC_SPDIF),
424 INTC_GROUP(GFX3D, GFX3D_MBX, GFX3D_DMAC),
425 INTC_GROUP(SPI, SPI0, SPI1),
426 INTC_GROUP(SCIF, SCIF089, SCIF1234, SCIF567),
427 INTC_GROUP(BBDMAC,
428 BBDMAC_0_3, BBDMAC_4_7, BBDMAC_8_10, BBDMAC_11_14,
429 BBDMAC_15_18, BBDMAC_19_22, BBDMAC_23_26, BBDMAC_27,
430 BBDMAC_28, BBDMAC_29, BBDMAC_30, BBDMAC_31),
431 };
432
433 static struct intc_mask_reg mask_registers[] __initdata = {
434 { 0xffe00040, 0xffe00044, 32, /* INT2MSKR / INT2MSKCR */
435 { 0, BBDMAC, ADC, SCIF, SPI, EXBUS_ATA, GFX3D, GFX2D,
436 GPS, CAN, ATAPI, USB, YUV, REMOTE, VIDEO_IN, DU, SRC, I2S,
437 DMAC, I2C, HUDI, SPDIF, IPI, HAC, TMU, GPIO } },
438 };
439
440 static struct intc_prio_reg prio_registers[] __initdata = {
441 { 0xffe00000, 0, 32, 8, /* INT2PRI0 */ { GPIO, TMU0, 0, HAC } },
442 { 0xffe00004, 0, 32, 8, /* INT2PRI1 */ { IPI, SPDIF, HUDI, I2C } },
443 { 0xffe00008, 0, 32, 8, /* INT2PRI2 */ { DMAC, I2S, SRC, DU } },
444 { 0xffe0000c, 0, 32, 8, /* INT2PRI3 */ { VIDEO_IN, REMOTE, YUV, USB } },
445 { 0xffe00010, 0, 32, 8, /* INT2PRI4 */ { ATAPI, CAN, GPS, GFX2D } },
446 { 0xffe00014, 0, 32, 8, /* INT2PRI5 */ { 0, GFX3D, EXBUS_ATA, SPI } },
447 { 0xffe00018, 0, 32, 8, /* INT2PRI6 */ { SCIF1234, SCIF567, SCIF089 } },
448 { 0xffe0001c, 0, 32, 8, /* INT2PRI7 */ { ADC, 0, 0, BBDMAC_0_3 } },
449 { 0xffe00020, 0, 32, 8, /* INT2PRI8 */
450 { BBDMAC_4_7, BBDMAC_8_10, BBDMAC_11_14, BBDMAC_15_18 } },
451 { 0xffe00024, 0, 32, 8, /* INT2PRI9 */
452 { BBDMAC_19_22, BBDMAC_23_26, BBDMAC_27, BBDMAC_28 } },
453 { 0xffe00028, 0, 32, 8, /* INT2PRI10 */
454 { BBDMAC_29, BBDMAC_30, BBDMAC_31 } },
455 { 0xffe0002c, 0, 32, 8, /* INT2PRI11 */
456 { TMU1, TMU2, TMU2_TICPI, TMU3 } },
457 { 0xffe00030, 0, 32, 8, /* INT2PRI12 */
458 { TMU4, TMU5, TMU5_TICPI, TMU6 } },
459 { 0xffe00034, 0, 32, 8, /* INT2PRI13 */
460 { TMU7, TMU8 } },
461 };
462
463 static DECLARE_INTC_DESC(intc_desc, "sh7770", vectors, groups,
464 mask_registers, prio_registers, NULL);
465
466 /* Support for external interrupt pins in IRQ mode */
467 static struct intc_vect irq_vectors[] __initdata = {
468 INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280),
469 INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300),
470 INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380),
471 };
472
473 static struct intc_mask_reg irq_mask_registers[] __initdata = {
474 { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */
475 { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, } },
476 };
477
478 static struct intc_prio_reg irq_prio_registers[] __initdata = {
479 { 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
480 IRQ4, IRQ5, } },
481 };
482
483 static struct intc_sense_reg irq_sense_registers[] __initdata = {
484 { 0xffd0001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3,
485 IRQ4, IRQ5, } },
486 };
487
488 static DECLARE_INTC_DESC(intc_irq_desc, "sh7770-irq", irq_vectors,
489 NULL, irq_mask_registers, irq_prio_registers,
490 irq_sense_registers);
491
492 /* External interrupt pins in IRL mode */
493 static struct intc_vect irl_vectors[] __initdata = {
494 INTC_VECT(IRL_LLLL, 0x200), INTC_VECT(IRL_LLLH, 0x220),
495 INTC_VECT(IRL_LLHL, 0x240), INTC_VECT(IRL_LLHH, 0x260),
496 INTC_VECT(IRL_LHLL, 0x280), INTC_VECT(IRL_LHLH, 0x2a0),
497 INTC_VECT(IRL_LHHL, 0x2c0), INTC_VECT(IRL_LHHH, 0x2e0),
498 INTC_VECT(IRL_HLLL, 0x300), INTC_VECT(IRL_HLLH, 0x320),
499 INTC_VECT(IRL_HLHL, 0x340), INTC_VECT(IRL_HLHH, 0x360),
500 INTC_VECT(IRL_HHLL, 0x380), INTC_VECT(IRL_HHLH, 0x3a0),
501 INTC_VECT(IRL_HHHL, 0x3c0),
502 };
503
504 static struct intc_mask_reg irl3210_mask_registers[] __initdata = {
505 { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */
506 { IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
507 IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
508 IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
509 IRL_HHLL, IRL_HHLH, IRL_HHHL, } },
510 };
511
512 static struct intc_mask_reg irl7654_mask_registers[] __initdata = {
513 { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */
514 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
515 IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
516 IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
517 IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
518 IRL_HHLL, IRL_HHLH, IRL_HHHL, } },
519 };
520
521 static DECLARE_INTC_DESC(intc_irl7654_desc, "sh7780-irl7654", irl_vectors,
522 NULL, irl7654_mask_registers, NULL, NULL);
523
524 static DECLARE_INTC_DESC(intc_irl3210_desc, "sh7780-irl3210", irl_vectors,
525 NULL, irl3210_mask_registers, NULL, NULL);
526
527 #define INTC_ICR0 0xffd00000
528 #define INTC_INTMSK0 0xffd00044
529 #define INTC_INTMSK1 0xffd00048
530 #define INTC_INTMSK2 0xffd40080
531 #define INTC_INTMSKCLR1 0xffd00068
532 #define INTC_INTMSKCLR2 0xffd40084
533
plat_irq_setup(void)534 void __init plat_irq_setup(void)
535 {
536 /* disable IRQ7-0 */
537 __raw_writel(0xff000000, INTC_INTMSK0);
538
539 /* disable IRL3-0 + IRL7-4 */
540 __raw_writel(0xc0000000, INTC_INTMSK1);
541 __raw_writel(0xfffefffe, INTC_INTMSK2);
542
543 /* select IRL mode for IRL3-0 + IRL7-4 */
544 __raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0);
545
546 /* disable holding function, ie enable "SH-4 Mode" */
547 __raw_writel(__raw_readl(INTC_ICR0) | 0x00200000, INTC_ICR0);
548
549 register_intc_controller(&intc_desc);
550 }
551
plat_irq_setup_pins(int mode)552 void __init plat_irq_setup_pins(int mode)
553 {
554 switch (mode) {
555 case IRQ_MODE_IRQ:
556 /* select IRQ mode for IRL3-0 + IRL7-4 */
557 __raw_writel(__raw_readl(INTC_ICR0) | 0x00c00000, INTC_ICR0);
558 register_intc_controller(&intc_irq_desc);
559 break;
560 case IRQ_MODE_IRL7654:
561 /* enable IRL7-4 but don't provide any masking */
562 __raw_writel(0x40000000, INTC_INTMSKCLR1);
563 __raw_writel(0x0000fffe, INTC_INTMSKCLR2);
564 break;
565 case IRQ_MODE_IRL3210:
566 /* enable IRL0-3 but don't provide any masking */
567 __raw_writel(0x80000000, INTC_INTMSKCLR1);
568 __raw_writel(0xfffe0000, INTC_INTMSKCLR2);
569 break;
570 case IRQ_MODE_IRL7654_MASK:
571 /* enable IRL7-4 and mask using cpu intc controller */
572 __raw_writel(0x40000000, INTC_INTMSKCLR1);
573 register_intc_controller(&intc_irl7654_desc);
574 break;
575 case IRQ_MODE_IRL3210_MASK:
576 /* enable IRL0-3 and mask using cpu intc controller */
577 __raw_writel(0x80000000, INTC_INTMSKCLR1);
578 register_intc_controller(&intc_irl3210_desc);
579 break;
580 default:
581 BUG();
582 }
583 }
584