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/usb/m66592.h>
17 #include <linux/sh_timer.h>
18 #include <asm/clock.h>
19 #include <asm/mmzone.h>
20 #include <asm/dma-sh.h>
21 #include <cpu/sh7722.h>
22 
23 static struct resource rtc_resources[] = {
24 	[0] = {
25 		.start	= 0xa465fec0,
26 		.end	= 0xa465fec0 + 0x58 - 1,
27 		.flags	= IORESOURCE_IO,
28 	},
29 	[1] = {
30 		/* Period IRQ */
31 		.start	= 45,
32 		.flags	= IORESOURCE_IRQ,
33 	},
34 	[2] = {
35 		/* Carry IRQ */
36 		.start	= 46,
37 		.flags	= IORESOURCE_IRQ,
38 	},
39 	[3] = {
40 		/* Alarm IRQ */
41 		.start	= 44,
42 		.flags	= IORESOURCE_IRQ,
43 	},
44 };
45 
46 static struct platform_device rtc_device = {
47 	.name		= "sh-rtc",
48 	.id		= -1,
49 	.num_resources	= ARRAY_SIZE(rtc_resources),
50 	.resource	= rtc_resources,
51 	.archdata = {
52 		.hwblk_id = HWBLK_RTC,
53 	},
54 };
55 
56 static struct m66592_platdata usbf_platdata = {
57 	.on_chip = 1,
58 };
59 
60 static struct resource usbf_resources[] = {
61 	[0] = {
62 		.name	= "USBF",
63 		.start	= 0x04480000,
64 		.end	= 0x044800FF,
65 		.flags	= IORESOURCE_MEM,
66 	},
67 	[1] = {
68 		.start	= 65,
69 		.end	= 65,
70 		.flags	= IORESOURCE_IRQ,
71 	},
72 };
73 
74 static struct platform_device usbf_device = {
75 	.name		= "m66592_udc",
76 	.id             = 0, /* "usbf0" clock */
77 	.dev = {
78 		.dma_mask		= NULL,
79 		.coherent_dma_mask	= 0xffffffff,
80 		.platform_data		= &usbf_platdata,
81 	},
82 	.num_resources	= ARRAY_SIZE(usbf_resources),
83 	.resource	= usbf_resources,
84 	.archdata = {
85 		.hwblk_id = HWBLK_USBF,
86 	},
87 };
88 
89 static struct resource iic_resources[] = {
90 	[0] = {
91 		.name	= "IIC",
92 		.start  = 0x04470000,
93 		.end    = 0x04470017,
94 		.flags  = IORESOURCE_MEM,
95 	},
96 	[1] = {
97 		.start  = 96,
98 		.end    = 99,
99 		.flags  = IORESOURCE_IRQ,
100        },
101 };
102 
103 static struct platform_device iic_device = {
104 	.name           = "i2c-sh_mobile",
105 	.id             = 0, /* "i2c0" clock */
106 	.num_resources  = ARRAY_SIZE(iic_resources),
107 	.resource       = iic_resources,
108 	.archdata = {
109 		.hwblk_id = HWBLK_IIC,
110 	},
111 };
112 
113 static struct uio_info vpu_platform_data = {
114 	.name = "VPU4",
115 	.version = "0",
116 	.irq = 60,
117 };
118 
119 static struct resource vpu_resources[] = {
120 	[0] = {
121 		.name	= "VPU",
122 		.start	= 0xfe900000,
123 		.end	= 0xfe9022eb,
124 		.flags	= IORESOURCE_MEM,
125 	},
126 	[1] = {
127 		/* place holder for contiguous memory */
128 	},
129 };
130 
131 static struct platform_device vpu_device = {
132 	.name		= "uio_pdrv_genirq",
133 	.id		= 0,
134 	.dev = {
135 		.platform_data	= &vpu_platform_data,
136 	},
137 	.resource	= vpu_resources,
138 	.num_resources	= ARRAY_SIZE(vpu_resources),
139 	.archdata = {
140 		.hwblk_id = HWBLK_VPU,
141 	},
142 };
143 
144 static struct uio_info veu_platform_data = {
145 	.name = "VEU",
146 	.version = "0",
147 	.irq = 54,
148 };
149 
150 static struct resource veu_resources[] = {
151 	[0] = {
152 		.name	= "VEU",
153 		.start	= 0xfe920000,
154 		.end	= 0xfe9200b7,
155 		.flags	= IORESOURCE_MEM,
156 	},
157 	[1] = {
158 		/* place holder for contiguous memory */
159 	},
160 };
161 
162 static struct platform_device veu_device = {
163 	.name		= "uio_pdrv_genirq",
164 	.id		= 1,
165 	.dev = {
166 		.platform_data	= &veu_platform_data,
167 	},
168 	.resource	= veu_resources,
169 	.num_resources	= ARRAY_SIZE(veu_resources),
170 	.archdata = {
171 		.hwblk_id = HWBLK_VEU,
172 	},
173 };
174 
175 static struct uio_info jpu_platform_data = {
176 	.name = "JPU",
177 	.version = "0",
178 	.irq = 27,
179 };
180 
181 static struct resource jpu_resources[] = {
182 	[0] = {
183 		.name	= "JPU",
184 		.start	= 0xfea00000,
185 		.end	= 0xfea102d3,
186 		.flags	= IORESOURCE_MEM,
187 	},
188 	[1] = {
189 		/* place holder for contiguous memory */
190 	},
191 };
192 
193 static struct platform_device jpu_device = {
194 	.name		= "uio_pdrv_genirq",
195 	.id		= 2,
196 	.dev = {
197 		.platform_data	= &jpu_platform_data,
198 	},
199 	.resource	= jpu_resources,
200 	.num_resources	= ARRAY_SIZE(jpu_resources),
201 	.archdata = {
202 		.hwblk_id = HWBLK_JPU,
203 	},
204 };
205 
206 static struct sh_timer_config cmt_platform_data = {
207 	.name = "CMT",
208 	.channel_offset = 0x60,
209 	.timer_bit = 5,
210 	.clk = "cmt0",
211 	.clockevent_rating = 125,
212 	.clocksource_rating = 125,
213 };
214 
215 static struct resource cmt_resources[] = {
216 	[0] = {
217 		.name	= "CMT",
218 		.start	= 0x044a0060,
219 		.end	= 0x044a006b,
220 		.flags	= IORESOURCE_MEM,
221 	},
222 	[1] = {
223 		.start	= 104,
224 		.flags	= IORESOURCE_IRQ,
225 	},
226 };
227 
228 static struct platform_device cmt_device = {
229 	.name		= "sh_cmt",
230 	.id		= 0,
231 	.dev = {
232 		.platform_data	= &cmt_platform_data,
233 	},
234 	.resource	= cmt_resources,
235 	.num_resources	= ARRAY_SIZE(cmt_resources),
236 	.archdata = {
237 		.hwblk_id = HWBLK_CMT,
238 	},
239 };
240 
241 static struct sh_timer_config tmu0_platform_data = {
242 	.name = "TMU0",
243 	.channel_offset = 0x04,
244 	.timer_bit = 0,
245 	.clk = "tmu0",
246 	.clockevent_rating = 200,
247 };
248 
249 static struct resource tmu0_resources[] = {
250 	[0] = {
251 		.name	= "TMU0",
252 		.start	= 0xffd80008,
253 		.end	= 0xffd80013,
254 		.flags	= IORESOURCE_MEM,
255 	},
256 	[1] = {
257 		.start	= 16,
258 		.flags	= IORESOURCE_IRQ,
259 	},
260 };
261 
262 static struct platform_device tmu0_device = {
263 	.name		= "sh_tmu",
264 	.id		= 0,
265 	.dev = {
266 		.platform_data	= &tmu0_platform_data,
267 	},
268 	.resource	= tmu0_resources,
269 	.num_resources	= ARRAY_SIZE(tmu0_resources),
270 	.archdata = {
271 		.hwblk_id = HWBLK_TMU,
272 	},
273 };
274 
275 static struct sh_timer_config tmu1_platform_data = {
276 	.name = "TMU1",
277 	.channel_offset = 0x10,
278 	.timer_bit = 1,
279 	.clk = "tmu0",
280 	.clocksource_rating = 200,
281 };
282 
283 static struct resource tmu1_resources[] = {
284 	[0] = {
285 		.name	= "TMU1",
286 		.start	= 0xffd80014,
287 		.end	= 0xffd8001f,
288 		.flags	= IORESOURCE_MEM,
289 	},
290 	[1] = {
291 		.start	= 17,
292 		.flags	= IORESOURCE_IRQ,
293 	},
294 };
295 
296 static struct platform_device tmu1_device = {
297 	.name		= "sh_tmu",
298 	.id		= 1,
299 	.dev = {
300 		.platform_data	= &tmu1_platform_data,
301 	},
302 	.resource	= tmu1_resources,
303 	.num_resources	= ARRAY_SIZE(tmu1_resources),
304 	.archdata = {
305 		.hwblk_id = HWBLK_TMU,
306 	},
307 };
308 
309 static struct sh_timer_config tmu2_platform_data = {
310 	.name = "TMU2",
311 	.channel_offset = 0x1c,
312 	.timer_bit = 2,
313 	.clk = "tmu0",
314 };
315 
316 static struct resource tmu2_resources[] = {
317 	[0] = {
318 		.name	= "TMU2",
319 		.start	= 0xffd80020,
320 		.end	= 0xffd8002b,
321 		.flags	= IORESOURCE_MEM,
322 	},
323 	[1] = {
324 		.start	= 18,
325 		.flags	= IORESOURCE_IRQ,
326 	},
327 };
328 
329 static struct platform_device tmu2_device = {
330 	.name		= "sh_tmu",
331 	.id		= 2,
332 	.dev = {
333 		.platform_data	= &tmu2_platform_data,
334 	},
335 	.resource	= tmu2_resources,
336 	.num_resources	= ARRAY_SIZE(tmu2_resources),
337 	.archdata = {
338 		.hwblk_id = HWBLK_TMU,
339 	},
340 };
341 
342 static struct plat_sci_port sci_platform_data[] = {
343 	{
344 		.mapbase	= 0xffe00000,
345 		.flags		= UPF_BOOT_AUTOCONF,
346 		.type		= PORT_SCIF,
347 		.irqs		= { 80, 80, 80, 80 },
348 		.clk		= "scif0",
349 	},
350 	{
351 		.mapbase	= 0xffe10000,
352 		.flags		= UPF_BOOT_AUTOCONF,
353 		.type		= PORT_SCIF,
354 		.irqs		= { 81, 81, 81, 81 },
355 		.clk		= "scif1",
356 	},
357 	{
358 		.mapbase	= 0xffe20000,
359 		.flags		= UPF_BOOT_AUTOCONF,
360 		.type		= PORT_SCIF,
361 		.irqs		= { 82, 82, 82, 82 },
362 		.clk		= "scif2",
363 	},
364 	{
365 		.flags = 0,
366 	}
367 };
368 
369 static struct platform_device sci_device = {
370 	.name		= "sh-sci",
371 	.id		= -1,
372 	.dev		= {
373 		.platform_data	= sci_platform_data,
374 	},
375 };
376 
377 static struct sh_dmae_pdata dma_platform_data = {
378 	.mode = 0,
379 };
380 
381 static struct platform_device dma_device = {
382 	.name		= "sh-dma-engine",
383 	.id		= -1,
384 	.dev		= {
385 		.platform_data	= &dma_platform_data,
386 	},
387 };
388 
389 static struct platform_device *sh7722_devices[] __initdata = {
390 	&cmt_device,
391 	&tmu0_device,
392 	&tmu1_device,
393 	&tmu2_device,
394 	&rtc_device,
395 	&usbf_device,
396 	&iic_device,
397 	&sci_device,
398 	&vpu_device,
399 	&veu_device,
400 	&jpu_device,
401 	&dma_device,
402 };
403 
404 static int __init sh7722_devices_setup(void)
405 {
406 	platform_resource_setup_memory(&vpu_device, "vpu", 1 << 20);
407 	platform_resource_setup_memory(&veu_device, "veu", 2 << 20);
408 	platform_resource_setup_memory(&jpu_device, "jpu", 2 << 20);
409 
410 	return platform_add_devices(sh7722_devices,
411 				    ARRAY_SIZE(sh7722_devices));
412 }
413 arch_initcall(sh7722_devices_setup);
414 
415 static struct platform_device *sh7722_early_devices[] __initdata = {
416 	&cmt_device,
417 	&tmu0_device,
418 	&tmu1_device,
419 	&tmu2_device,
420 };
421 
422 void __init plat_early_device_setup(void)
423 {
424 	early_platform_add_devices(sh7722_early_devices,
425 				   ARRAY_SIZE(sh7722_early_devices));
426 }
427 
428 enum {
429 	UNUSED=0,
430 
431 	/* interrupt sources */
432 	IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
433 	HUDI,
434 	SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEI,
435 	RTC_ATI, RTC_PRI, RTC_CUI,
436 	DMAC0, DMAC1, DMAC2, DMAC3,
437 	VIO_CEUI, VIO_BEUI, VIO_VEUI, VOU,
438 	VPU, TPU,
439 	USB_USBI0, USB_USBI1,
440 	DMAC4, DMAC5, DMAC_DADERR,
441 	KEYSC,
442 	SCIF0, SCIF1, SCIF2, SIOF0, SIOF1, SIO,
443 	FLCTL_FLSTEI, FLCTL_FLENDI, FLCTL_FLTREQ0I, FLCTL_FLTREQ1I,
444 	I2C_ALI, I2C_TACKI, I2C_WAITI, I2C_DTEI,
445 	SDHI0, SDHI1, SDHI2, SDHI3,
446 	CMT, TSIF, SIU, TWODG,
447 	TMU0, TMU1, TMU2,
448 	IRDA, JPU, LCDC,
449 
450 	/* interrupt groups */
451 	SIM, RTC, DMAC0123, VIOVOU, USB, DMAC45, FLCTL, I2C, SDHI,
452 };
453 
454 static struct intc_vect vectors[] __initdata = {
455 	INTC_VECT(IRQ0, 0x600), INTC_VECT(IRQ1, 0x620),
456 	INTC_VECT(IRQ2, 0x640), INTC_VECT(IRQ3, 0x660),
457 	INTC_VECT(IRQ4, 0x680), INTC_VECT(IRQ5, 0x6a0),
458 	INTC_VECT(IRQ6, 0x6c0), INTC_VECT(IRQ7, 0x6e0),
459 	INTC_VECT(SIM_ERI, 0x700), INTC_VECT(SIM_RXI, 0x720),
460 	INTC_VECT(SIM_TXI, 0x740), INTC_VECT(SIM_TEI, 0x760),
461 	INTC_VECT(RTC_ATI, 0x780), INTC_VECT(RTC_PRI, 0x7a0),
462 	INTC_VECT(RTC_CUI, 0x7c0),
463 	INTC_VECT(DMAC0, 0x800), INTC_VECT(DMAC1, 0x820),
464 	INTC_VECT(DMAC2, 0x840), INTC_VECT(DMAC3, 0x860),
465 	INTC_VECT(VIO_CEUI, 0x880), INTC_VECT(VIO_BEUI, 0x8a0),
466 	INTC_VECT(VIO_VEUI, 0x8c0), INTC_VECT(VOU, 0x8e0),
467 	INTC_VECT(VPU, 0x980), INTC_VECT(TPU, 0x9a0),
468 	INTC_VECT(USB_USBI0, 0xa20), INTC_VECT(USB_USBI1, 0xa40),
469 	INTC_VECT(DMAC4, 0xb80), INTC_VECT(DMAC5, 0xba0),
470 	INTC_VECT(DMAC_DADERR, 0xbc0), INTC_VECT(KEYSC, 0xbe0),
471 	INTC_VECT(SCIF0, 0xc00), INTC_VECT(SCIF1, 0xc20),
472 	INTC_VECT(SCIF2, 0xc40), INTC_VECT(SIOF0, 0xc80),
473 	INTC_VECT(SIOF1, 0xca0), INTC_VECT(SIO, 0xd00),
474 	INTC_VECT(FLCTL_FLSTEI, 0xd80), INTC_VECT(FLCTL_FLENDI, 0xda0),
475 	INTC_VECT(FLCTL_FLTREQ0I, 0xdc0), INTC_VECT(FLCTL_FLTREQ1I, 0xde0),
476 	INTC_VECT(I2C_ALI, 0xe00), INTC_VECT(I2C_TACKI, 0xe20),
477 	INTC_VECT(I2C_WAITI, 0xe40), INTC_VECT(I2C_DTEI, 0xe60),
478 	INTC_VECT(SDHI0, 0xe80), INTC_VECT(SDHI1, 0xea0),
479 	INTC_VECT(SDHI2, 0xec0), INTC_VECT(SDHI3, 0xee0),
480 	INTC_VECT(CMT, 0xf00), INTC_VECT(TSIF, 0xf20),
481 	INTC_VECT(SIU, 0xf80), INTC_VECT(TWODG, 0xfa0),
482 	INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
483 	INTC_VECT(TMU2, 0x440), INTC_VECT(IRDA, 0x480),
484 	INTC_VECT(JPU, 0x560), INTC_VECT(LCDC, 0x580),
485 };
486 
487 static struct intc_group groups[] __initdata = {
488 	INTC_GROUP(SIM, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEI),
489 	INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI),
490 	INTC_GROUP(DMAC0123, DMAC0, DMAC1, DMAC2, DMAC3),
491 	INTC_GROUP(VIOVOU, VIO_CEUI, VIO_BEUI, VIO_VEUI, VOU),
492 	INTC_GROUP(USB, USB_USBI0, USB_USBI1),
493 	INTC_GROUP(DMAC45, DMAC4, DMAC5, DMAC_DADERR),
494 	INTC_GROUP(FLCTL, FLCTL_FLSTEI, FLCTL_FLENDI,
495 		   FLCTL_FLTREQ0I, FLCTL_FLTREQ1I),
496 	INTC_GROUP(I2C, I2C_ALI, I2C_TACKI, I2C_WAITI, I2C_DTEI),
497 	INTC_GROUP(SDHI, SDHI0, SDHI1, SDHI2, SDHI3),
498 };
499 
500 static struct intc_mask_reg mask_registers[] __initdata = {
501 	{ 0xa4080080, 0xa40800c0, 8, /* IMR0 / IMCR0 */
502 	  { } },
503 	{ 0xa4080084, 0xa40800c4, 8, /* IMR1 / IMCR1 */
504 	  { VOU, VIO_VEUI, VIO_BEUI, VIO_CEUI, DMAC3, DMAC2, DMAC1, DMAC0 } },
505 	{ 0xa4080088, 0xa40800c8, 8, /* IMR2 / IMCR2 */
506 	  { 0, 0, 0, VPU, } },
507 	{ 0xa408008c, 0xa40800cc, 8, /* IMR3 / IMCR3 */
508 	  { SIM_TEI, SIM_TXI, SIM_RXI, SIM_ERI, 0, 0, 0, IRDA } },
509 	{ 0xa4080090, 0xa40800d0, 8, /* IMR4 / IMCR4 */
510 	  { 0, TMU2, TMU1, TMU0, JPU, 0, 0, LCDC } },
511 	{ 0xa4080094, 0xa40800d4, 8, /* IMR5 / IMCR5 */
512 	  { KEYSC, DMAC_DADERR, DMAC5, DMAC4, 0, SCIF2, SCIF1, SCIF0 } },
513 	{ 0xa4080098, 0xa40800d8, 8, /* IMR6 / IMCR6 */
514 	  { 0, 0, 0, SIO, 0, 0, SIOF1, SIOF0 } },
515 	{ 0xa408009c, 0xa40800dc, 8, /* IMR7 / IMCR7 */
516 	  { I2C_DTEI, I2C_WAITI, I2C_TACKI, I2C_ALI,
517 	    FLCTL_FLTREQ1I, FLCTL_FLTREQ0I, FLCTL_FLENDI, FLCTL_FLSTEI } },
518 	{ 0xa40800a0, 0xa40800e0, 8, /* IMR8 / IMCR8 */
519 	  { SDHI3, SDHI2, SDHI1, SDHI0, 0, 0, TWODG, SIU } },
520 	{ 0xa40800a4, 0xa40800e4, 8, /* IMR9 / IMCR9 */
521 	  { 0, 0, 0, CMT, 0, USB_USBI1, USB_USBI0, } },
522 	{ 0xa40800a8, 0xa40800e8, 8, /* IMR10 / IMCR10 */
523 	  { } },
524 	{ 0xa40800ac, 0xa40800ec, 8, /* IMR11 / IMCR11 */
525 	  { 0, RTC_CUI, RTC_PRI, RTC_ATI, 0, TPU, 0, TSIF } },
526 	{ 0xa4140044, 0xa4140064, 8, /* INTMSK00 / INTMSKCLR00 */
527 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
528 };
529 
530 static struct intc_prio_reg prio_registers[] __initdata = {
531 	{ 0xa4080000, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, IRDA } },
532 	{ 0xa4080004, 0, 16, 4, /* IPRB */ { JPU, LCDC, SIM } },
533 	{ 0xa4080008, 0, 16, 4, /* IPRC */ { } },
534 	{ 0xa408000c, 0, 16, 4, /* IPRD */ { } },
535 	{ 0xa4080010, 0, 16, 4, /* IPRE */ { DMAC0123, VIOVOU, 0, VPU } },
536 	{ 0xa4080014, 0, 16, 4, /* IPRF */ { KEYSC, DMAC45, USB, CMT } },
537 	{ 0xa4080018, 0, 16, 4, /* IPRG */ { SCIF0, SCIF1, SCIF2 } },
538 	{ 0xa408001c, 0, 16, 4, /* IPRH */ { SIOF0, SIOF1, FLCTL, I2C } },
539 	{ 0xa4080020, 0, 16, 4, /* IPRI */ { SIO, 0, TSIF, RTC } },
540 	{ 0xa4080024, 0, 16, 4, /* IPRJ */ { 0, 0, SIU } },
541 	{ 0xa4080028, 0, 16, 4, /* IPRK */ { 0, 0, 0, SDHI } },
542 	{ 0xa408002c, 0, 16, 4, /* IPRL */ { TWODG, 0, TPU } },
543 	{ 0xa4140010, 0, 32, 4, /* INTPRI00 */
544 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
545 };
546 
547 static struct intc_sense_reg sense_registers[] __initdata = {
548 	{ 0xa414001c, 16, 2, /* ICR1 */
549 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
550 };
551 
552 static struct intc_mask_reg ack_registers[] __initdata = {
553 	{ 0xa4140024, 0, 8, /* INTREQ00 */
554 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
555 };
556 
557 static DECLARE_INTC_DESC_ACK(intc_desc, "sh7722", vectors, groups,
558 			     mask_registers, prio_registers, sense_registers,
559 			     ack_registers);
560 
561 void __init plat_irq_setup(void)
562 {
563 	register_intc_controller(&intc_desc);
564 }
565 
566 void __init plat_mem_setup(void)
567 {
568 	/* Register the URAM space as Node 1 */
569 	setup_bootmem_node(1, 0x055f0000, 0x05610000);
570 }
571