1 /*
2  * SH7722 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/mm.h>
15 #include <linux/uio_driver.h>
16 #include <linux/sh_timer.h>
17 #include <asm/clock.h>
18 #include <asm/mmzone.h>
19 
20 static struct resource rtc_resources[] = {
21 	[0] = {
22 		.start	= 0xa465fec0,
23 		.end	= 0xa465fec0 + 0x58 - 1,
24 		.flags	= IORESOURCE_IO,
25 	},
26 	[1] = {
27 		/* Period IRQ */
28 		.start	= 45,
29 		.flags	= IORESOURCE_IRQ,
30 	},
31 	[2] = {
32 		/* Carry IRQ */
33 		.start	= 46,
34 		.flags	= IORESOURCE_IRQ,
35 	},
36 	[3] = {
37 		/* Alarm IRQ */
38 		.start	= 44,
39 		.flags	= IORESOURCE_IRQ,
40 	},
41 };
42 
43 static struct platform_device rtc_device = {
44 	.name		= "sh-rtc",
45 	.id		= -1,
46 	.num_resources	= ARRAY_SIZE(rtc_resources),
47 	.resource	= rtc_resources,
48 };
49 
50 static struct resource usbf_resources[] = {
51 	[0] = {
52 		.name	= "m66592_udc",
53 		.start	= 0x04480000,
54 		.end	= 0x044800FF,
55 		.flags	= IORESOURCE_MEM,
56 	},
57 	[1] = {
58 		.start	= 65,
59 		.end	= 65,
60 		.flags	= IORESOURCE_IRQ,
61 	},
62 };
63 
64 static struct platform_device usbf_device = {
65 	.name		= "m66592_udc",
66 	.id             = 0, /* "usbf0" clock */
67 	.dev = {
68 		.dma_mask		= NULL,
69 		.coherent_dma_mask	= 0xffffffff,
70 	},
71 	.num_resources	= ARRAY_SIZE(usbf_resources),
72 	.resource	= usbf_resources,
73 };
74 
75 static struct resource iic_resources[] = {
76 	[0] = {
77 		.name	= "IIC",
78 		.start  = 0x04470000,
79 		.end    = 0x04470017,
80 		.flags  = IORESOURCE_MEM,
81 	},
82 	[1] = {
83 		.start  = 96,
84 		.end    = 99,
85 		.flags  = IORESOURCE_IRQ,
86        },
87 };
88 
89 static struct platform_device iic_device = {
90 	.name           = "i2c-sh_mobile",
91 	.id             = 0, /* "i2c0" clock */
92 	.num_resources  = ARRAY_SIZE(iic_resources),
93 	.resource       = iic_resources,
94 };
95 
96 static struct uio_info vpu_platform_data = {
97 	.name = "VPU4",
98 	.version = "0",
99 	.irq = 60,
100 };
101 
102 static struct resource vpu_resources[] = {
103 	[0] = {
104 		.name	= "VPU",
105 		.start	= 0xfe900000,
106 		.end	= 0xfe9022eb,
107 		.flags	= IORESOURCE_MEM,
108 	},
109 	[1] = {
110 		/* place holder for contiguous memory */
111 	},
112 };
113 
114 static struct platform_device vpu_device = {
115 	.name		= "uio_pdrv_genirq",
116 	.id		= 0,
117 	.dev = {
118 		.platform_data	= &vpu_platform_data,
119 	},
120 	.resource	= vpu_resources,
121 	.num_resources	= ARRAY_SIZE(vpu_resources),
122 };
123 
124 static struct uio_info veu_platform_data = {
125 	.name = "VEU",
126 	.version = "0",
127 	.irq = 54,
128 };
129 
130 static struct resource veu_resources[] = {
131 	[0] = {
132 		.name	= "VEU",
133 		.start	= 0xfe920000,
134 		.end	= 0xfe9200b7,
135 		.flags	= IORESOURCE_MEM,
136 	},
137 	[1] = {
138 		/* place holder for contiguous memory */
139 	},
140 };
141 
142 static struct platform_device veu_device = {
143 	.name		= "uio_pdrv_genirq",
144 	.id		= 1,
145 	.dev = {
146 		.platform_data	= &veu_platform_data,
147 	},
148 	.resource	= veu_resources,
149 	.num_resources	= ARRAY_SIZE(veu_resources),
150 };
151 
152 static struct uio_info jpu_platform_data = {
153 	.name = "JPU",
154 	.version = "0",
155 	.irq = 27,
156 };
157 
158 static struct resource jpu_resources[] = {
159 	[0] = {
160 		.name	= "JPU",
161 		.start	= 0xfea00000,
162 		.end	= 0xfea102d3,
163 		.flags	= IORESOURCE_MEM,
164 	},
165 	[1] = {
166 		/* place holder for contiguous memory */
167 	},
168 };
169 
170 static struct platform_device jpu_device = {
171 	.name		= "uio_pdrv_genirq",
172 	.id		= 2,
173 	.dev = {
174 		.platform_data	= &jpu_platform_data,
175 	},
176 	.resource	= jpu_resources,
177 	.num_resources	= ARRAY_SIZE(jpu_resources),
178 };
179 
180 static struct sh_timer_config cmt_platform_data = {
181 	.name = "CMT",
182 	.channel_offset = 0x60,
183 	.timer_bit = 5,
184 	.clk = "cmt0",
185 	.clockevent_rating = 125,
186 	.clocksource_rating = 125,
187 };
188 
189 static struct resource cmt_resources[] = {
190 	[0] = {
191 		.name	= "CMT",
192 		.start	= 0x044a0060,
193 		.end	= 0x044a006b,
194 		.flags	= IORESOURCE_MEM,
195 	},
196 	[1] = {
197 		.start	= 104,
198 		.flags	= IORESOURCE_IRQ,
199 	},
200 };
201 
202 static struct platform_device cmt_device = {
203 	.name		= "sh_cmt",
204 	.id		= 0,
205 	.dev = {
206 		.platform_data	= &cmt_platform_data,
207 	},
208 	.resource	= cmt_resources,
209 	.num_resources	= ARRAY_SIZE(cmt_resources),
210 };
211 
212 static struct sh_timer_config tmu0_platform_data = {
213 	.name = "TMU0",
214 	.channel_offset = 0x04,
215 	.timer_bit = 0,
216 	.clk = "tmu0",
217 	.clockevent_rating = 200,
218 };
219 
220 static struct resource tmu0_resources[] = {
221 	[0] = {
222 		.name	= "TMU0",
223 		.start	= 0xffd80008,
224 		.end	= 0xffd80013,
225 		.flags	= IORESOURCE_MEM,
226 	},
227 	[1] = {
228 		.start	= 16,
229 		.flags	= IORESOURCE_IRQ,
230 	},
231 };
232 
233 static struct platform_device tmu0_device = {
234 	.name		= "sh_tmu",
235 	.id		= 0,
236 	.dev = {
237 		.platform_data	= &tmu0_platform_data,
238 	},
239 	.resource	= tmu0_resources,
240 	.num_resources	= ARRAY_SIZE(tmu0_resources),
241 };
242 
243 static struct sh_timer_config tmu1_platform_data = {
244 	.name = "TMU1",
245 	.channel_offset = 0x10,
246 	.timer_bit = 1,
247 	.clk = "tmu0",
248 	.clocksource_rating = 200,
249 };
250 
251 static struct resource tmu1_resources[] = {
252 	[0] = {
253 		.name	= "TMU1",
254 		.start	= 0xffd80014,
255 		.end	= 0xffd8001f,
256 		.flags	= IORESOURCE_MEM,
257 	},
258 	[1] = {
259 		.start	= 17,
260 		.flags	= IORESOURCE_IRQ,
261 	},
262 };
263 
264 static struct platform_device tmu1_device = {
265 	.name		= "sh_tmu",
266 	.id		= 1,
267 	.dev = {
268 		.platform_data	= &tmu1_platform_data,
269 	},
270 	.resource	= tmu1_resources,
271 	.num_resources	= ARRAY_SIZE(tmu1_resources),
272 };
273 
274 static struct sh_timer_config tmu2_platform_data = {
275 	.name = "TMU2",
276 	.channel_offset = 0x1c,
277 	.timer_bit = 2,
278 	.clk = "tmu0",
279 };
280 
281 static struct resource tmu2_resources[] = {
282 	[0] = {
283 		.name	= "TMU2",
284 		.start	= 0xffd80020,
285 		.end	= 0xffd8002b,
286 		.flags	= IORESOURCE_MEM,
287 	},
288 	[1] = {
289 		.start	= 18,
290 		.flags	= IORESOURCE_IRQ,
291 	},
292 };
293 
294 static struct platform_device tmu2_device = {
295 	.name		= "sh_tmu",
296 	.id		= 2,
297 	.dev = {
298 		.platform_data	= &tmu2_platform_data,
299 	},
300 	.resource	= tmu2_resources,
301 	.num_resources	= ARRAY_SIZE(tmu2_resources),
302 };
303 
304 static struct plat_sci_port sci_platform_data[] = {
305 	{
306 		.mapbase	= 0xffe00000,
307 		.flags		= UPF_BOOT_AUTOCONF,
308 		.type		= PORT_SCIF,
309 		.irqs		= { 80, 80, 80, 80 },
310 		.clk		= "scif0",
311 	},
312 	{
313 		.mapbase	= 0xffe10000,
314 		.flags		= UPF_BOOT_AUTOCONF,
315 		.type		= PORT_SCIF,
316 		.irqs		= { 81, 81, 81, 81 },
317 		.clk		= "scif1",
318 	},
319 	{
320 		.mapbase	= 0xffe20000,
321 		.flags		= UPF_BOOT_AUTOCONF,
322 		.type		= PORT_SCIF,
323 		.irqs		= { 82, 82, 82, 82 },
324 		.clk		= "scif2",
325 	},
326 	{
327 		.flags = 0,
328 	}
329 };
330 
331 static struct platform_device sci_device = {
332 	.name		= "sh-sci",
333 	.id		= -1,
334 	.dev		= {
335 		.platform_data	= sci_platform_data,
336 	},
337 };
338 
339 static struct platform_device *sh7722_devices[] __initdata = {
340 	&cmt_device,
341 	&tmu0_device,
342 	&tmu1_device,
343 	&tmu2_device,
344 	&rtc_device,
345 	&usbf_device,
346 	&iic_device,
347 	&sci_device,
348 	&vpu_device,
349 	&veu_device,
350 	&jpu_device,
351 };
352 
353 static int __init sh7722_devices_setup(void)
354 {
355 	platform_resource_setup_memory(&vpu_device, "vpu", 1 << 20);
356 	platform_resource_setup_memory(&veu_device, "veu", 2 << 20);
357 	platform_resource_setup_memory(&jpu_device, "jpu", 2 << 20);
358 
359 	return platform_add_devices(sh7722_devices,
360 				    ARRAY_SIZE(sh7722_devices));
361 }
362 __initcall(sh7722_devices_setup);
363 
364 static struct platform_device *sh7722_early_devices[] __initdata = {
365 	&cmt_device,
366 	&tmu0_device,
367 	&tmu1_device,
368 	&tmu2_device,
369 };
370 
371 void __init plat_early_device_setup(void)
372 {
373 	early_platform_add_devices(sh7722_early_devices,
374 				   ARRAY_SIZE(sh7722_early_devices));
375 }
376 
377 enum {
378 	UNUSED=0,
379 
380 	/* interrupt sources */
381 	IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
382 	HUDI,
383 	SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEI,
384 	RTC_ATI, RTC_PRI, RTC_CUI,
385 	DMAC0, DMAC1, DMAC2, DMAC3,
386 	VIO_CEUI, VIO_BEUI, VIO_VEUI, VOU,
387 	VPU, TPU,
388 	USB_USBI0, USB_USBI1,
389 	DMAC4, DMAC5, DMAC_DADERR,
390 	KEYSC,
391 	SCIF0, SCIF1, SCIF2, SIOF0, SIOF1, SIO,
392 	FLCTL_FLSTEI, FLCTL_FLENDI, FLCTL_FLTREQ0I, FLCTL_FLTREQ1I,
393 	I2C_ALI, I2C_TACKI, I2C_WAITI, I2C_DTEI,
394 	SDHI0, SDHI1, SDHI2, SDHI3,
395 	CMT, TSIF, SIU, TWODG,
396 	TMU0, TMU1, TMU2,
397 	IRDA, JPU, LCDC,
398 
399 	/* interrupt groups */
400 	SIM, RTC, DMAC0123, VIOVOU, USB, DMAC45, FLCTL, I2C, SDHI,
401 };
402 
403 static struct intc_vect vectors[] __initdata = {
404 	INTC_VECT(IRQ0, 0x600), INTC_VECT(IRQ1, 0x620),
405 	INTC_VECT(IRQ2, 0x640), INTC_VECT(IRQ3, 0x660),
406 	INTC_VECT(IRQ4, 0x680), INTC_VECT(IRQ5, 0x6a0),
407 	INTC_VECT(IRQ6, 0x6c0), INTC_VECT(IRQ7, 0x6e0),
408 	INTC_VECT(SIM_ERI, 0x700), INTC_VECT(SIM_RXI, 0x720),
409 	INTC_VECT(SIM_TXI, 0x740), INTC_VECT(SIM_TEI, 0x760),
410 	INTC_VECT(RTC_ATI, 0x780), INTC_VECT(RTC_PRI, 0x7a0),
411 	INTC_VECT(RTC_CUI, 0x7c0),
412 	INTC_VECT(DMAC0, 0x800), INTC_VECT(DMAC1, 0x820),
413 	INTC_VECT(DMAC2, 0x840), INTC_VECT(DMAC3, 0x860),
414 	INTC_VECT(VIO_CEUI, 0x880), INTC_VECT(VIO_BEUI, 0x8a0),
415 	INTC_VECT(VIO_VEUI, 0x8c0), INTC_VECT(VOU, 0x8e0),
416 	INTC_VECT(VPU, 0x980), INTC_VECT(TPU, 0x9a0),
417 	INTC_VECT(USB_USBI0, 0xa20), INTC_VECT(USB_USBI1, 0xa40),
418 	INTC_VECT(DMAC4, 0xb80), INTC_VECT(DMAC5, 0xba0),
419 	INTC_VECT(DMAC_DADERR, 0xbc0), INTC_VECT(KEYSC, 0xbe0),
420 	INTC_VECT(SCIF0, 0xc00), INTC_VECT(SCIF1, 0xc20),
421 	INTC_VECT(SCIF2, 0xc40), INTC_VECT(SIOF0, 0xc80),
422 	INTC_VECT(SIOF1, 0xca0), INTC_VECT(SIO, 0xd00),
423 	INTC_VECT(FLCTL_FLSTEI, 0xd80), INTC_VECT(FLCTL_FLENDI, 0xda0),
424 	INTC_VECT(FLCTL_FLTREQ0I, 0xdc0), INTC_VECT(FLCTL_FLTREQ1I, 0xde0),
425 	INTC_VECT(I2C_ALI, 0xe00), INTC_VECT(I2C_TACKI, 0xe20),
426 	INTC_VECT(I2C_WAITI, 0xe40), INTC_VECT(I2C_DTEI, 0xe60),
427 	INTC_VECT(SDHI0, 0xe80), INTC_VECT(SDHI1, 0xea0),
428 	INTC_VECT(SDHI2, 0xec0), INTC_VECT(SDHI3, 0xee0),
429 	INTC_VECT(CMT, 0xf00), INTC_VECT(TSIF, 0xf20),
430 	INTC_VECT(SIU, 0xf80), INTC_VECT(TWODG, 0xfa0),
431 	INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
432 	INTC_VECT(TMU2, 0x440), INTC_VECT(IRDA, 0x480),
433 	INTC_VECT(JPU, 0x560), INTC_VECT(LCDC, 0x580),
434 };
435 
436 static struct intc_group groups[] __initdata = {
437 	INTC_GROUP(SIM, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEI),
438 	INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI),
439 	INTC_GROUP(DMAC0123, DMAC0, DMAC1, DMAC2, DMAC3),
440 	INTC_GROUP(VIOVOU, VIO_CEUI, VIO_BEUI, VIO_VEUI, VOU),
441 	INTC_GROUP(USB, USB_USBI0, USB_USBI1),
442 	INTC_GROUP(DMAC45, DMAC4, DMAC5, DMAC_DADERR),
443 	INTC_GROUP(FLCTL, FLCTL_FLSTEI, FLCTL_FLENDI,
444 		   FLCTL_FLTREQ0I, FLCTL_FLTREQ1I),
445 	INTC_GROUP(I2C, I2C_ALI, I2C_TACKI, I2C_WAITI, I2C_DTEI),
446 	INTC_GROUP(SDHI, SDHI0, SDHI1, SDHI2, SDHI3),
447 };
448 
449 static struct intc_mask_reg mask_registers[] __initdata = {
450 	{ 0xa4080080, 0xa40800c0, 8, /* IMR0 / IMCR0 */
451 	  { } },
452 	{ 0xa4080084, 0xa40800c4, 8, /* IMR1 / IMCR1 */
453 	  { VOU, VIO_VEUI, VIO_BEUI, VIO_CEUI, DMAC3, DMAC2, DMAC1, DMAC0 } },
454 	{ 0xa4080088, 0xa40800c8, 8, /* IMR2 / IMCR2 */
455 	  { 0, 0, 0, VPU, } },
456 	{ 0xa408008c, 0xa40800cc, 8, /* IMR3 / IMCR3 */
457 	  { SIM_TEI, SIM_TXI, SIM_RXI, SIM_ERI, 0, 0, 0, IRDA } },
458 	{ 0xa4080090, 0xa40800d0, 8, /* IMR4 / IMCR4 */
459 	  { 0, TMU2, TMU1, TMU0, JPU, 0, 0, LCDC } },
460 	{ 0xa4080094, 0xa40800d4, 8, /* IMR5 / IMCR5 */
461 	  { KEYSC, DMAC_DADERR, DMAC5, DMAC4, 0, SCIF2, SCIF1, SCIF0 } },
462 	{ 0xa4080098, 0xa40800d8, 8, /* IMR6 / IMCR6 */
463 	  { 0, 0, 0, SIO, 0, 0, SIOF1, SIOF0 } },
464 	{ 0xa408009c, 0xa40800dc, 8, /* IMR7 / IMCR7 */
465 	  { I2C_DTEI, I2C_WAITI, I2C_TACKI, I2C_ALI,
466 	    FLCTL_FLTREQ1I, FLCTL_FLTREQ0I, FLCTL_FLENDI, FLCTL_FLSTEI } },
467 	{ 0xa40800a0, 0xa40800e0, 8, /* IMR8 / IMCR8 */
468 	  { SDHI3, SDHI2, SDHI1, SDHI0, 0, 0, TWODG, SIU } },
469 	{ 0xa40800a4, 0xa40800e4, 8, /* IMR9 / IMCR9 */
470 	  { 0, 0, 0, CMT, 0, USB_USBI1, USB_USBI0, } },
471 	{ 0xa40800a8, 0xa40800e8, 8, /* IMR10 / IMCR10 */
472 	  { } },
473 	{ 0xa40800ac, 0xa40800ec, 8, /* IMR11 / IMCR11 */
474 	  { 0, RTC_CUI, RTC_PRI, RTC_ATI, 0, TPU, 0, TSIF } },
475 	{ 0xa4140044, 0xa4140064, 8, /* INTMSK00 / INTMSKCLR00 */
476 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
477 };
478 
479 static struct intc_prio_reg prio_registers[] __initdata = {
480 	{ 0xa4080000, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, IRDA } },
481 	{ 0xa4080004, 0, 16, 4, /* IPRB */ { JPU, LCDC, SIM } },
482 	{ 0xa4080008, 0, 16, 4, /* IPRC */ { } },
483 	{ 0xa408000c, 0, 16, 4, /* IPRD */ { } },
484 	{ 0xa4080010, 0, 16, 4, /* IPRE */ { DMAC0123, VIOVOU, 0, VPU } },
485 	{ 0xa4080014, 0, 16, 4, /* IPRF */ { KEYSC, DMAC45, USB, CMT } },
486 	{ 0xa4080018, 0, 16, 4, /* IPRG */ { SCIF0, SCIF1, SCIF2 } },
487 	{ 0xa408001c, 0, 16, 4, /* IPRH */ { SIOF0, SIOF1, FLCTL, I2C } },
488 	{ 0xa4080020, 0, 16, 4, /* IPRI */ { SIO, 0, TSIF, RTC } },
489 	{ 0xa4080024, 0, 16, 4, /* IPRJ */ { 0, 0, SIU } },
490 	{ 0xa4080028, 0, 16, 4, /* IPRK */ { 0, 0, 0, SDHI } },
491 	{ 0xa408002c, 0, 16, 4, /* IPRL */ { TWODG, 0, TPU } },
492 	{ 0xa4140010, 0, 32, 4, /* INTPRI00 */
493 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
494 };
495 
496 static struct intc_sense_reg sense_registers[] __initdata = {
497 	{ 0xa414001c, 16, 2, /* ICR1 */
498 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
499 };
500 
501 static struct intc_mask_reg ack_registers[] __initdata = {
502 	{ 0xa4140024, 0, 8, /* INTREQ00 */
503 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
504 };
505 
506 static DECLARE_INTC_DESC_ACK(intc_desc, "sh7722", vectors, groups,
507 			     mask_registers, prio_registers, sense_registers,
508 			     ack_registers);
509 
510 void __init plat_irq_setup(void)
511 {
512 	register_intc_controller(&intc_desc);
513 }
514 
515 void __init plat_mem_setup(void)
516 {
517 	/* Register the URAM space as Node 1 */
518 	setup_bootmem_node(1, 0x055f0000, 0x05610000);
519 }
520