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