xref: /openbmc/linux/arch/arm/mach-pxa/devices.c (revision 7effbd18) 
1 // SPDX-License-Identifier: GPL-2.0
2 #include <linux/module.h>
3 #include <linux/kernel.h>
4 #include <linux/init.h>
5 #include <linux/platform_device.h>
6 #include <linux/clkdev.h>
7 #include <linux/clk-provider.h>
8 #include <linux/dma-mapping.h>
9 #include <linux/dmaengine.h>
10 #include <linux/spi/pxa2xx_spi.h>
11 #include <linux/platform_data/i2c-pxa.h>
12 #include <linux/soc/pxa/cpu.h>
13 
14 #include "udc.h"
15 #include <linux/platform_data/video-pxafb.h>
16 #include <linux/platform_data/mmc-pxamci.h>
17 #include "irqs.h"
18 #include <linux/platform_data/usb-ohci-pxa27x.h>
19 #include <linux/platform_data/mmp_dma.h>
20 
21 #include "regs-ost.h"
22 #include "reset.h"
23 #include "devices.h"
24 #include "generic.h"
25 
26 void __init pxa_register_device(struct platform_device *dev, void *data)
27 {
28 	int ret;
29 
30 	dev->dev.platform_data = data;
31 
32 	ret = platform_device_register(dev);
33 	if (ret)
34 		dev_err(&dev->dev, "unable to register device: %d\n", ret);
35 }
36 
37 static struct resource pxa_resource_pmu = {
38 	.start	= IRQ_PMU,
39 	.end	= IRQ_PMU,
40 	.flags	= IORESOURCE_IRQ,
41 };
42 
43 struct platform_device pxa_device_pmu = {
44 	.name		= "xscale-pmu",
45 	.id		= -1,
46 	.resource	= &pxa_resource_pmu,
47 	.num_resources	= 1,
48 };
49 
50 static struct resource pxamci_resources[] = {
51 	[0] = {
52 		.start	= 0x41100000,
53 		.end	= 0x41100fff,
54 		.flags	= IORESOURCE_MEM,
55 	},
56 	[1] = {
57 		.start	= IRQ_MMC,
58 		.end	= IRQ_MMC,
59 		.flags	= IORESOURCE_IRQ,
60 	},
61 };
62 
63 static u64 pxamci_dmamask = 0xffffffffUL;
64 
65 struct platform_device pxa_device_mci = {
66 	.name		= "pxa2xx-mci",
67 	.id		= 0,
68 	.dev		= {
69 		.dma_mask = &pxamci_dmamask,
70 		.coherent_dma_mask = 0xffffffff,
71 	},
72 	.num_resources	= ARRAY_SIZE(pxamci_resources),
73 	.resource	= pxamci_resources,
74 };
75 
76 void __init pxa_set_mci_info(struct pxamci_platform_data *info)
77 {
78 	pxa_register_device(&pxa_device_mci, info);
79 }
80 
81 static struct pxa2xx_udc_mach_info pxa_udc_info = {
82 	.gpio_pullup = -1,
83 };
84 
85 static struct resource pxa2xx_udc_resources[] = {
86 	[0] = {
87 		.start	= 0x40600000,
88 		.end	= 0x4060ffff,
89 		.flags	= IORESOURCE_MEM,
90 	},
91 	[1] = {
92 		.start	= IRQ_USB,
93 		.end	= IRQ_USB,
94 		.flags	= IORESOURCE_IRQ,
95 	},
96 };
97 
98 static u64 udc_dma_mask = ~(u32)0;
99 
100 struct platform_device pxa25x_device_udc = {
101 	.name		= "pxa25x-udc",
102 	.id		= -1,
103 	.resource	= pxa2xx_udc_resources,
104 	.num_resources	= ARRAY_SIZE(pxa2xx_udc_resources),
105 	.dev		=  {
106 		.platform_data	= &pxa_udc_info,
107 		.dma_mask	= &udc_dma_mask,
108 	}
109 };
110 
111 struct platform_device pxa27x_device_udc = {
112 	.name		= "pxa27x-udc",
113 	.id		= -1,
114 	.resource	= pxa2xx_udc_resources,
115 	.num_resources	= ARRAY_SIZE(pxa2xx_udc_resources),
116 	.dev		=  {
117 		.platform_data	= &pxa_udc_info,
118 		.dma_mask	= &udc_dma_mask,
119 	}
120 };
121 
122 static struct resource pxafb_resources[] = {
123 	[0] = {
124 		.start	= 0x44000000,
125 		.end	= 0x4400ffff,
126 		.flags	= IORESOURCE_MEM,
127 	},
128 	[1] = {
129 		.start	= IRQ_LCD,
130 		.end	= IRQ_LCD,
131 		.flags	= IORESOURCE_IRQ,
132 	},
133 };
134 
135 static u64 fb_dma_mask = ~(u64)0;
136 
137 struct platform_device pxa_device_fb = {
138 	.name		= "pxa2xx-fb",
139 	.id		= -1,
140 	.dev		= {
141 		.dma_mask	= &fb_dma_mask,
142 		.coherent_dma_mask = 0xffffffff,
143 	},
144 	.num_resources	= ARRAY_SIZE(pxafb_resources),
145 	.resource	= pxafb_resources,
146 };
147 
148 void __init pxa_set_fb_info(struct device *parent, struct pxafb_mach_info *info)
149 {
150 	pxa_device_fb.dev.parent = parent;
151 	pxa_register_device(&pxa_device_fb, info);
152 }
153 
154 static struct resource pxa_resource_ffuart[] = {
155 	{
156 		.start	= 0x40100000,
157 		.end	= 0x40100023,
158 		.flags	= IORESOURCE_MEM,
159 	}, {
160 		.start	= IRQ_FFUART,
161 		.end	= IRQ_FFUART,
162 		.flags	= IORESOURCE_IRQ,
163 	}
164 };
165 
166 struct platform_device pxa_device_ffuart = {
167 	.name		= "pxa2xx-uart",
168 	.id		= 0,
169 	.resource	= pxa_resource_ffuart,
170 	.num_resources	= ARRAY_SIZE(pxa_resource_ffuart),
171 };
172 
173 void __init pxa_set_ffuart_info(void *info)
174 {
175 	pxa_register_device(&pxa_device_ffuart, info);
176 }
177 
178 static struct resource pxa_resource_btuart[] = {
179 	{
180 		.start	= 0x40200000,
181 		.end	= 0x40200023,
182 		.flags	= IORESOURCE_MEM,
183 	}, {
184 		.start	= IRQ_BTUART,
185 		.end	= IRQ_BTUART,
186 		.flags	= IORESOURCE_IRQ,
187 	}
188 };
189 
190 struct platform_device pxa_device_btuart = {
191 	.name		= "pxa2xx-uart",
192 	.id		= 1,
193 	.resource	= pxa_resource_btuart,
194 	.num_resources	= ARRAY_SIZE(pxa_resource_btuart),
195 };
196 
197 void __init pxa_set_btuart_info(void *info)
198 {
199 	pxa_register_device(&pxa_device_btuart, info);
200 }
201 
202 static struct resource pxa_resource_stuart[] = {
203 	{
204 		.start	= 0x40700000,
205 		.end	= 0x40700023,
206 		.flags	= IORESOURCE_MEM,
207 	}, {
208 		.start	= IRQ_STUART,
209 		.end	= IRQ_STUART,
210 		.flags	= IORESOURCE_IRQ,
211 	}
212 };
213 
214 struct platform_device pxa_device_stuart = {
215 	.name		= "pxa2xx-uart",
216 	.id		= 2,
217 	.resource	= pxa_resource_stuart,
218 	.num_resources	= ARRAY_SIZE(pxa_resource_stuart),
219 };
220 
221 void __init pxa_set_stuart_info(void *info)
222 {
223 	pxa_register_device(&pxa_device_stuart, info);
224 }
225 
226 static struct resource pxa_resource_hwuart[] = {
227 	{
228 		.start	= 0x41600000,
229 		.end	= 0x4160002F,
230 		.flags	= IORESOURCE_MEM,
231 	}, {
232 		.start	= IRQ_HWUART,
233 		.end	= IRQ_HWUART,
234 		.flags	= IORESOURCE_IRQ,
235 	}
236 };
237 
238 struct platform_device pxa_device_hwuart = {
239 	.name		= "pxa2xx-uart",
240 	.id		= 3,
241 	.resource	= pxa_resource_hwuart,
242 	.num_resources	= ARRAY_SIZE(pxa_resource_hwuart),
243 };
244 
245 void __init pxa_set_hwuart_info(void *info)
246 {
247 	if (cpu_is_pxa255())
248 		pxa_register_device(&pxa_device_hwuart, info);
249 	else
250 		pr_info("UART: Ignoring attempt to register HWUART on non-PXA255 hardware");
251 }
252 
253 static struct resource pxai2c_resources[] = {
254 	{
255 		.start	= 0x40301680,
256 		.end	= 0x403016a3,
257 		.flags	= IORESOURCE_MEM,
258 	}, {
259 		.start	= IRQ_I2C,
260 		.end	= IRQ_I2C,
261 		.flags	= IORESOURCE_IRQ,
262 	},
263 };
264 
265 struct platform_device pxa_device_i2c = {
266 	.name		= "pxa2xx-i2c",
267 	.id		= 0,
268 	.resource	= pxai2c_resources,
269 	.num_resources	= ARRAY_SIZE(pxai2c_resources),
270 };
271 
272 void __init pxa_set_i2c_info(struct i2c_pxa_platform_data *info)
273 {
274 	pxa_register_device(&pxa_device_i2c, info);
275 }
276 
277 #ifdef CONFIG_PXA27x
278 static struct resource pxa27x_resources_i2c_power[] = {
279 	{
280 		.start	= 0x40f00180,
281 		.end	= 0x40f001a3,
282 		.flags	= IORESOURCE_MEM,
283 	}, {
284 		.start	= IRQ_PWRI2C,
285 		.end	= IRQ_PWRI2C,
286 		.flags	= IORESOURCE_IRQ,
287 	},
288 };
289 
290 struct platform_device pxa27x_device_i2c_power = {
291 	.name		= "pxa2xx-i2c",
292 	.id		= 1,
293 	.resource	= pxa27x_resources_i2c_power,
294 	.num_resources	= ARRAY_SIZE(pxa27x_resources_i2c_power),
295 };
296 #endif
297 
298 static struct resource pxai2s_resources[] = {
299 	{
300 		.start	= 0x40400000,
301 		.end	= 0x40400083,
302 		.flags	= IORESOURCE_MEM,
303 	}, {
304 		.start	= IRQ_I2S,
305 		.end	= IRQ_I2S,
306 		.flags	= IORESOURCE_IRQ,
307 	},
308 };
309 
310 struct platform_device pxa_device_i2s = {
311 	.name		= "pxa2xx-i2s",
312 	.id		= -1,
313 	.resource	= pxai2s_resources,
314 	.num_resources	= ARRAY_SIZE(pxai2s_resources),
315 };
316 
317 struct platform_device pxa_device_asoc_ssp1 = {
318 	.name		= "pxa-ssp-dai",
319 	.id		= 0,
320 };
321 
322 struct platform_device pxa_device_asoc_ssp2= {
323 	.name		= "pxa-ssp-dai",
324 	.id		= 1,
325 };
326 
327 struct platform_device pxa_device_asoc_ssp3 = {
328 	.name		= "pxa-ssp-dai",
329 	.id		= 2,
330 };
331 
332 struct platform_device pxa_device_asoc_ssp4 = {
333 	.name		= "pxa-ssp-dai",
334 	.id		= 3,
335 };
336 
337 struct platform_device pxa_device_asoc_platform = {
338 	.name		= "pxa-pcm-audio",
339 	.id		= -1,
340 };
341 
342 static struct resource pxa_rtc_resources[] = {
343 	[0] = {
344 		.start  = 0x40900000,
345 		.end	= 0x40900000 + 0x3b,
346 		.flags  = IORESOURCE_MEM,
347 	},
348 	[1] = {
349 		.start  = IRQ_RTC1Hz,
350 		.end    = IRQ_RTC1Hz,
351 		.name	= "rtc 1Hz",
352 		.flags  = IORESOURCE_IRQ,
353 	},
354 	[2] = {
355 		.start  = IRQ_RTCAlrm,
356 		.end    = IRQ_RTCAlrm,
357 		.name	= "rtc alarm",
358 		.flags  = IORESOURCE_IRQ,
359 	},
360 };
361 
362 struct platform_device pxa_device_rtc = {
363 	.name		= "pxa-rtc",
364 	.id		= -1,
365 	.num_resources  = ARRAY_SIZE(pxa_rtc_resources),
366 	.resource       = pxa_rtc_resources,
367 };
368 
369 struct platform_device sa1100_device_rtc = {
370 	.name		= "sa1100-rtc",
371 	.id		= -1,
372 	.num_resources  = ARRAY_SIZE(pxa_rtc_resources),
373 	.resource       = pxa_rtc_resources,
374 };
375 
376 #ifdef CONFIG_PXA25x
377 
378 static struct resource pxa25x_resource_pwm0[] = {
379 	[0] = {
380 		.start	= 0x40b00000,
381 		.end	= 0x40b0000f,
382 		.flags	= IORESOURCE_MEM,
383 	},
384 };
385 
386 struct platform_device pxa25x_device_pwm0 = {
387 	.name		= "pxa25x-pwm",
388 	.id		= 0,
389 	.resource	= pxa25x_resource_pwm0,
390 	.num_resources	= ARRAY_SIZE(pxa25x_resource_pwm0),
391 };
392 
393 static struct resource pxa25x_resource_pwm1[] = {
394 	[0] = {
395 		.start	= 0x40c00000,
396 		.end	= 0x40c0000f,
397 		.flags	= IORESOURCE_MEM,
398 	},
399 };
400 
401 struct platform_device pxa25x_device_pwm1 = {
402 	.name		= "pxa25x-pwm",
403 	.id		= 1,
404 	.resource	= pxa25x_resource_pwm1,
405 	.num_resources	= ARRAY_SIZE(pxa25x_resource_pwm1),
406 };
407 
408 static u64 pxa25x_ssp_dma_mask = DMA_BIT_MASK(32);
409 
410 static struct resource pxa25x_resource_ssp[] = {
411 	[0] = {
412 		.start	= 0x41000000,
413 		.end	= 0x4100001f,
414 		.flags	= IORESOURCE_MEM,
415 	},
416 	[1] = {
417 		.start	= IRQ_SSP,
418 		.end	= IRQ_SSP,
419 		.flags	= IORESOURCE_IRQ,
420 	},
421 };
422 
423 struct platform_device pxa25x_device_ssp = {
424 	.name		= "pxa25x-ssp",
425 	.id		= 0,
426 	.dev		= {
427 		.dma_mask = &pxa25x_ssp_dma_mask,
428 		.coherent_dma_mask = DMA_BIT_MASK(32),
429 	},
430 	.resource	= pxa25x_resource_ssp,
431 	.num_resources	= ARRAY_SIZE(pxa25x_resource_ssp),
432 };
433 
434 static u64 pxa25x_nssp_dma_mask = DMA_BIT_MASK(32);
435 
436 static struct resource pxa25x_resource_nssp[] = {
437 	[0] = {
438 		.start	= 0x41400000,
439 		.end	= 0x4140002f,
440 		.flags	= IORESOURCE_MEM,
441 	},
442 	[1] = {
443 		.start	= IRQ_NSSP,
444 		.end	= IRQ_NSSP,
445 		.flags	= IORESOURCE_IRQ,
446 	},
447 };
448 
449 struct platform_device pxa25x_device_nssp = {
450 	.name		= "pxa25x-nssp",
451 	.id		= 1,
452 	.dev		= {
453 		.dma_mask = &pxa25x_nssp_dma_mask,
454 		.coherent_dma_mask = DMA_BIT_MASK(32),
455 	},
456 	.resource	= pxa25x_resource_nssp,
457 	.num_resources	= ARRAY_SIZE(pxa25x_resource_nssp),
458 };
459 
460 static u64 pxa25x_assp_dma_mask = DMA_BIT_MASK(32);
461 
462 static struct resource pxa25x_resource_assp[] = {
463 	[0] = {
464 		.start	= 0x41500000,
465 		.end	= 0x4150002f,
466 		.flags	= IORESOURCE_MEM,
467 	},
468 	[1] = {
469 		.start	= IRQ_ASSP,
470 		.end	= IRQ_ASSP,
471 		.flags	= IORESOURCE_IRQ,
472 	},
473 };
474 
475 struct platform_device pxa25x_device_assp = {
476 	/* ASSP is basically equivalent to NSSP */
477 	.name		= "pxa25x-nssp",
478 	.id		= 2,
479 	.dev		= {
480 		.dma_mask = &pxa25x_assp_dma_mask,
481 		.coherent_dma_mask = DMA_BIT_MASK(32),
482 	},
483 	.resource	= pxa25x_resource_assp,
484 	.num_resources	= ARRAY_SIZE(pxa25x_resource_assp),
485 };
486 #endif /* CONFIG_PXA25x */
487 
488 #if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
489 static u64 pxa27x_ohci_dma_mask = DMA_BIT_MASK(32);
490 
491 static struct resource pxa27x_resource_ohci[] = {
492 	[0] = {
493 		.start  = 0x4C000000,
494 		.end    = 0x4C00ff6f,
495 		.flags  = IORESOURCE_MEM,
496 	},
497 	[1] = {
498 		.start  = IRQ_USBH1,
499 		.end    = IRQ_USBH1,
500 		.flags  = IORESOURCE_IRQ,
501 	},
502 };
503 
504 struct platform_device pxa27x_device_ohci = {
505 	.name		= "pxa27x-ohci",
506 	.id		= -1,
507 	.dev		= {
508 		.dma_mask = &pxa27x_ohci_dma_mask,
509 		.coherent_dma_mask = DMA_BIT_MASK(32),
510 	},
511 	.num_resources  = ARRAY_SIZE(pxa27x_resource_ohci),
512 	.resource       = pxa27x_resource_ohci,
513 };
514 
515 void __init pxa_set_ohci_info(struct pxaohci_platform_data *info)
516 {
517 	pxa_register_device(&pxa27x_device_ohci, info);
518 }
519 #endif /* CONFIG_PXA27x || CONFIG_PXA3xx */
520 
521 #if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
522 static u64 pxa27x_ssp1_dma_mask = DMA_BIT_MASK(32);
523 
524 static struct resource pxa27x_resource_ssp1[] = {
525 	[0] = {
526 		.start	= 0x41000000,
527 		.end	= 0x4100003f,
528 		.flags	= IORESOURCE_MEM,
529 	},
530 	[1] = {
531 		.start	= IRQ_SSP,
532 		.end	= IRQ_SSP,
533 		.flags	= IORESOURCE_IRQ,
534 	},
535 };
536 
537 struct platform_device pxa27x_device_ssp1 = {
538 	.name		= "pxa27x-ssp",
539 	.id		= 0,
540 	.dev		= {
541 		.dma_mask = &pxa27x_ssp1_dma_mask,
542 		.coherent_dma_mask = DMA_BIT_MASK(32),
543 	},
544 	.resource	= pxa27x_resource_ssp1,
545 	.num_resources	= ARRAY_SIZE(pxa27x_resource_ssp1),
546 };
547 
548 static u64 pxa27x_ssp2_dma_mask = DMA_BIT_MASK(32);
549 
550 static struct resource pxa27x_resource_ssp2[] = {
551 	[0] = {
552 		.start	= 0x41700000,
553 		.end	= 0x4170003f,
554 		.flags	= IORESOURCE_MEM,
555 	},
556 	[1] = {
557 		.start	= IRQ_SSP2,
558 		.end	= IRQ_SSP2,
559 		.flags	= IORESOURCE_IRQ,
560 	},
561 };
562 
563 struct platform_device pxa27x_device_ssp2 = {
564 	.name		= "pxa27x-ssp",
565 	.id		= 1,
566 	.dev		= {
567 		.dma_mask = &pxa27x_ssp2_dma_mask,
568 		.coherent_dma_mask = DMA_BIT_MASK(32),
569 	},
570 	.resource	= pxa27x_resource_ssp2,
571 	.num_resources	= ARRAY_SIZE(pxa27x_resource_ssp2),
572 };
573 
574 static u64 pxa27x_ssp3_dma_mask = DMA_BIT_MASK(32);
575 
576 static struct resource pxa27x_resource_ssp3[] = {
577 	[0] = {
578 		.start	= 0x41900000,
579 		.end	= 0x4190003f,
580 		.flags	= IORESOURCE_MEM,
581 	},
582 	[1] = {
583 		.start	= IRQ_SSP3,
584 		.end	= IRQ_SSP3,
585 		.flags	= IORESOURCE_IRQ,
586 	},
587 };
588 
589 struct platform_device pxa27x_device_ssp3 = {
590 	.name		= "pxa27x-ssp",
591 	.id		= 2,
592 	.dev		= {
593 		.dma_mask = &pxa27x_ssp3_dma_mask,
594 		.coherent_dma_mask = DMA_BIT_MASK(32),
595 	},
596 	.resource	= pxa27x_resource_ssp3,
597 	.num_resources	= ARRAY_SIZE(pxa27x_resource_ssp3),
598 };
599 
600 static struct resource pxa27x_resource_pwm0[] = {
601 	[0] = {
602 		.start	= 0x40b00000,
603 		.end	= 0x40b0001f,
604 		.flags	= IORESOURCE_MEM,
605 	},
606 };
607 
608 struct platform_device pxa27x_device_pwm0 = {
609 	.name		= "pxa27x-pwm",
610 	.id		= 0,
611 	.resource	= pxa27x_resource_pwm0,
612 	.num_resources	= ARRAY_SIZE(pxa27x_resource_pwm0),
613 };
614 
615 static struct resource pxa27x_resource_pwm1[] = {
616 	[0] = {
617 		.start	= 0x40c00000,
618 		.end	= 0x40c0001f,
619 		.flags	= IORESOURCE_MEM,
620 	},
621 };
622 
623 struct platform_device pxa27x_device_pwm1 = {
624 	.name		= "pxa27x-pwm",
625 	.id		= 1,
626 	.resource	= pxa27x_resource_pwm1,
627 	.num_resources	= ARRAY_SIZE(pxa27x_resource_pwm1),
628 };
629 #endif /* CONFIG_PXA27x || CONFIG_PXA3xx */
630 
631 struct resource pxa_resource_gpio[] = {
632 	{
633 		.start	= 0x40e00000,
634 		.end	= 0x40e0ffff,
635 		.flags	= IORESOURCE_MEM,
636 	}, {
637 		.start	= IRQ_GPIO0,
638 		.end	= IRQ_GPIO0,
639 		.name	= "gpio0",
640 		.flags	= IORESOURCE_IRQ,
641 	}, {
642 		.start	= IRQ_GPIO1,
643 		.end	= IRQ_GPIO1,
644 		.name	= "gpio1",
645 		.flags	= IORESOURCE_IRQ,
646 	}, {
647 		.start	= IRQ_GPIO_2_x,
648 		.end	= IRQ_GPIO_2_x,
649 		.name	= "gpio_mux",
650 		.flags	= IORESOURCE_IRQ,
651 	},
652 };
653 
654 struct platform_device pxa25x_device_gpio = {
655 	.name		= "pxa25x-gpio",
656 	.id		= -1,
657 	.num_resources	= ARRAY_SIZE(pxa_resource_gpio),
658 	.resource	= pxa_resource_gpio,
659 };
660 
661 struct platform_device pxa27x_device_gpio = {
662 	.name		= "pxa27x-gpio",
663 	.id		= -1,
664 	.num_resources	= ARRAY_SIZE(pxa_resource_gpio),
665 	.resource	= pxa_resource_gpio,
666 };
667 
668 /* pxa2xx-spi platform-device ID equals respective SSP platform-device ID + 1.
669  * See comment in arch/arm/mach-pxa/ssp.c::ssp_probe() */
670 void __init pxa2xx_set_spi_info(unsigned id, struct pxa2xx_spi_controller *info)
671 {
672 	struct platform_device *pd;
673 
674 	pd = platform_device_alloc("pxa2xx-spi", id);
675 	if (pd == NULL) {
676 		printk(KERN_ERR "pxa2xx-spi: failed to allocate device id %d\n",
677 		       id);
678 		return;
679 	}
680 
681 	pd->dev.platform_data = info;
682 	platform_device_add(pd);
683 }
684 
685 static struct resource pxa_dma_resource[] = {
686 	[0] = {
687 		.start	= 0x40000000,
688 		.end	= 0x4000ffff,
689 		.flags	= IORESOURCE_MEM,
690 	},
691 	[1] = {
692 		.start	= IRQ_DMA,
693 		.end	= IRQ_DMA,
694 		.flags	= IORESOURCE_IRQ,
695 	},
696 };
697 
698 static u64 pxadma_dmamask = 0xffffffffUL;
699 
700 static struct platform_device pxa2xx_pxa_dma = {
701 	.name		= "pxa-dma",
702 	.id		= 0,
703 	.dev		= {
704 		.dma_mask = &pxadma_dmamask,
705 		.coherent_dma_mask = 0xffffffff,
706 	},
707 	.num_resources	= ARRAY_SIZE(pxa_dma_resource),
708 	.resource	= pxa_dma_resource,
709 };
710 
711 void __init pxa2xx_set_dmac_info(struct mmp_dma_platdata *dma_pdata)
712 {
713 	pxa_register_device(&pxa2xx_pxa_dma, dma_pdata);
714 }
715 
716 void __init pxa_register_wdt(unsigned int reset_status)
717 {
718 	struct resource res = DEFINE_RES_MEM(OST_PHYS, OST_LEN);
719 
720 	reset_status &= RESET_STATUS_WATCHDOG;
721 	platform_device_register_resndata(NULL, "sa1100_wdt", -1, &res, 1,
722 					  &reset_status, sizeof(reset_status));
723 }
724