?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
e1000: drop lltx, remove unnecessary lock
[linux-2.6/mini2440.git] / arch / arm / mach-at91 / at91sam9263_devices.c
blobb753cb879d8e6ae5ee7621492709fae1895eaebd
1 /*
2 * arch/arm/mach-at91/at91sam9263_devices.c
3 *
4 * Copyright (C) 2007 Atmel Corporation.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 */
12 #include <asm/mach/arch.h>
13 #include <asm/mach/map.h>
14
15 #include <linux/dma-mapping.h>
16 #include <linux/platform_device.h>
17 #include <linux/i2c-gpio.h>
18
19 #include <linux/fb.h>
20 #include <video/atmel_lcdc.h>
21
22 #include <mach/board.h>
23 #include <mach/gpio.h>
24 #include <mach/at91sam9263.h>
25 #include <mach/at91sam9263_matrix.h>
26 #include <mach/at91sam9_smc.h>
27
28 #include "generic.h"
29
30
31 /* --------------------------------------------------------------------
32 * USB Host
33 * -------------------------------------------------------------------- */
34
35 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
36 static u64 ohci_dmamask = DMA_BIT_MASK(32);
37 static struct at91_usbh_data usbh_data;
38
39 static struct resource usbh_resources[] = {
40 [0] = {
41 .start = AT91SAM9263_UHP_BASE,
42 .end = AT91SAM9263_UHP_BASE + SZ_1M - 1,
43 .flags = IORESOURCE_MEM,
44 },
45 [1] = {
46 .start = AT91SAM9263_ID_UHP,
47 .end = AT91SAM9263_ID_UHP,
48 .flags = IORESOURCE_IRQ,
49 },
50 };
51
52 static struct platform_device at91_usbh_device = {
53 .name = "at91_ohci",
54 .id = -1,
55 .dev = {
56 .dma_mask = &ohci_dmamask,
57 .coherent_dma_mask = DMA_BIT_MASK(32),
58 .platform_data = &usbh_data,
59 },
60 .resource = usbh_resources,
61 .num_resources = ARRAY_SIZE(usbh_resources),
62 };
63
64 void __init at91_add_device_usbh(struct at91_usbh_data *data)
65 {
66 int i;
67
68 if (!data)
69 return;
70
71 /* Enable VBus control for UHP ports */
72 for (i = 0; i < data->ports; i++) {
73 if (data->vbus_pin[i])
74 at91_set_gpio_output(data->vbus_pin[i], 0);
75 }
76
77 usbh_data = *data;
78 platform_device_register(&at91_usbh_device);
79 }
80 #else
81 void __init at91_add_device_usbh(struct at91_usbh_data *data) {}
82 #endif
83
84
85 /* --------------------------------------------------------------------
86 * USB Device (Gadget)
87 * -------------------------------------------------------------------- */
88
89 #ifdef CONFIG_USB_GADGET_AT91
90 static struct at91_udc_data udc_data;
91
92 static struct resource udc_resources[] = {
93 [0] = {
94 .start = AT91SAM9263_BASE_UDP,
95 .end = AT91SAM9263_BASE_UDP + SZ_16K - 1,
96 .flags = IORESOURCE_MEM,
97 },
98 [1] = {
99 .start = AT91SAM9263_ID_UDP,
100 .end = AT91SAM9263_ID_UDP,
101 .flags = IORESOURCE_IRQ,
102 },
103 };
104
105 static struct platform_device at91_udc_device = {
106 .name = "at91_udc",
107 .id = -1,
108 .dev = {
109 .platform_data = &udc_data,
110 },
111 .resource = udc_resources,
112 .num_resources = ARRAY_SIZE(udc_resources),
113 };
114
115 void __init at91_add_device_udc(struct at91_udc_data *data)
116 {
117 if (!data)
118 return;
119
120 if (data->vbus_pin) {
121 at91_set_gpio_input(data->vbus_pin, 0);
122 at91_set_deglitch(data->vbus_pin, 1);
123 }
124
125 /* Pullup pin is handled internally by USB device peripheral */
126
127 udc_data = *data;
128 platform_device_register(&at91_udc_device);
129 }
130 #else
131 void __init at91_add_device_udc(struct at91_udc_data *data) {}
132 #endif
133
134
135 /* --------------------------------------------------------------------
136 * Ethernet
137 * -------------------------------------------------------------------- */
138
139 #if defined(CONFIG_MACB) || defined(CONFIG_MACB_MODULE)
140 static u64 eth_dmamask = DMA_BIT_MASK(32);
141 static struct at91_eth_data eth_data;
142
143 static struct resource eth_resources[] = {
144 [0] = {
145 .start = AT91SAM9263_BASE_EMAC,
146 .end = AT91SAM9263_BASE_EMAC + SZ_16K - 1,
147 .flags = IORESOURCE_MEM,
148 },
149 [1] = {
150 .start = AT91SAM9263_ID_EMAC,
151 .end = AT91SAM9263_ID_EMAC,
152 .flags = IORESOURCE_IRQ,
153 },
154 };
155
156 static struct platform_device at91sam9263_eth_device = {
157 .name = "macb",
158 .id = -1,
159 .dev = {
160 .dma_mask = &eth_dmamask,
161 .coherent_dma_mask = DMA_BIT_MASK(32),
162 .platform_data = &eth_data,
163 },
164 .resource = eth_resources,
165 .num_resources = ARRAY_SIZE(eth_resources),
166 };
167
168 void __init at91_add_device_eth(struct at91_eth_data *data)
169 {
170 if (!data)
171 return;
172
173 if (data->phy_irq_pin) {
174 at91_set_gpio_input(data->phy_irq_pin, 0);
175 at91_set_deglitch(data->phy_irq_pin, 1);
176 }
177
178 /* Pins used for MII and RMII */
179 at91_set_A_periph(AT91_PIN_PE21, 0); /* ETXCK_EREFCK */
180 at91_set_B_periph(AT91_PIN_PC25, 0); /* ERXDV */
181 at91_set_A_periph(AT91_PIN_PE25, 0); /* ERX0 */
182 at91_set_A_periph(AT91_PIN_PE26, 0); /* ERX1 */
183 at91_set_A_periph(AT91_PIN_PE27, 0); /* ERXER */
184 at91_set_A_periph(AT91_PIN_PE28, 0); /* ETXEN */
185 at91_set_A_periph(AT91_PIN_PE23, 0); /* ETX0 */
186 at91_set_A_periph(AT91_PIN_PE24, 0); /* ETX1 */
187 at91_set_A_periph(AT91_PIN_PE30, 0); /* EMDIO */
188 at91_set_A_periph(AT91_PIN_PE29, 0); /* EMDC */
189
190 if (!data->is_rmii) {
191 at91_set_A_periph(AT91_PIN_PE22, 0); /* ECRS */
192 at91_set_B_periph(AT91_PIN_PC26, 0); /* ECOL */
193 at91_set_B_periph(AT91_PIN_PC22, 0); /* ERX2 */
194 at91_set_B_periph(AT91_PIN_PC23, 0); /* ERX3 */
195 at91_set_B_periph(AT91_PIN_PC27, 0); /* ERXCK */
196 at91_set_B_periph(AT91_PIN_PC20, 0); /* ETX2 */
197 at91_set_B_periph(AT91_PIN_PC21, 0); /* ETX3 */
198 at91_set_B_periph(AT91_PIN_PC24, 0); /* ETXER */
199 }
200
201 eth_data = *data;
202 platform_device_register(&at91sam9263_eth_device);
203 }
204 #else
205 void __init at91_add_device_eth(struct at91_eth_data *data) {}
206 #endif
207
208
209 /* --------------------------------------------------------------------
210 * MMC / SD
211 * -------------------------------------------------------------------- */
212
213 #if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
214 static u64 mmc_dmamask = DMA_BIT_MASK(32);
215 static struct at91_mmc_data mmc0_data, mmc1_data;
216
217 static struct resource mmc0_resources[] = {
218 [0] = {
219 .start = AT91SAM9263_BASE_MCI0,
220 .end = AT91SAM9263_BASE_MCI0 + SZ_16K - 1,
221 .flags = IORESOURCE_MEM,
222 },
223 [1] = {
224 .start = AT91SAM9263_ID_MCI0,
225 .end = AT91SAM9263_ID_MCI0,
226 .flags = IORESOURCE_IRQ,
227 },
228 };
229
230 static struct platform_device at91sam9263_mmc0_device = {
231 .name = "at91_mci",
232 .id = 0,
233 .dev = {
234 .dma_mask = &mmc_dmamask,
235 .coherent_dma_mask = DMA_BIT_MASK(32),
236 .platform_data = &mmc0_data,
237 },
238 .resource = mmc0_resources,
239 .num_resources = ARRAY_SIZE(mmc0_resources),
240 };
241
242 static struct resource mmc1_resources[] = {
243 [0] = {
244 .start = AT91SAM9263_BASE_MCI1,
245 .end = AT91SAM9263_BASE_MCI1 + SZ_16K - 1,
246 .flags = IORESOURCE_MEM,
247 },
248 [1] = {
249 .start = AT91SAM9263_ID_MCI1,
250 .end = AT91SAM9263_ID_MCI1,
251 .flags = IORESOURCE_IRQ,
252 },
253 };
254
255 static struct platform_device at91sam9263_mmc1_device = {
256 .name = "at91_mci",
257 .id = 1,
258 .dev = {
259 .dma_mask = &mmc_dmamask,
260 .coherent_dma_mask = DMA_BIT_MASK(32),
261 .platform_data = &mmc1_data,
262 },
263 .resource = mmc1_resources,
264 .num_resources = ARRAY_SIZE(mmc1_resources),
265 };
266
267 void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data)
268 {
269 if (!data)
270 return;
271
272 /* input/irq */
273 if (data->det_pin) {
274 at91_set_gpio_input(data->det_pin, 1);
275 at91_set_deglitch(data->det_pin, 1);
276 }
277 if (data->wp_pin)
278 at91_set_gpio_input(data->wp_pin, 1);
279 if (data->vcc_pin)
280 at91_set_gpio_output(data->vcc_pin, 0);
281
282 if (mmc_id == 0) { /* MCI0 */
283 /* CLK */
284 at91_set_A_periph(AT91_PIN_PA12, 0);
285
286 if (data->slot_b) {
287 /* CMD */
288 at91_set_A_periph(AT91_PIN_PA16, 1);
289
290 /* DAT0, maybe DAT1..DAT3 */
291 at91_set_A_periph(AT91_PIN_PA17, 1);
292 if (data->wire4) {
293 at91_set_A_periph(AT91_PIN_PA18, 1);
294 at91_set_A_periph(AT91_PIN_PA19, 1);
295 at91_set_A_periph(AT91_PIN_PA20, 1);
296 }
297 } else {
298 /* CMD */
299 at91_set_A_periph(AT91_PIN_PA1, 1);
300
301 /* DAT0, maybe DAT1..DAT3 */
302 at91_set_A_periph(AT91_PIN_PA0, 1);
303 if (data->wire4) {
304 at91_set_A_periph(AT91_PIN_PA3, 1);
305 at91_set_A_periph(AT91_PIN_PA4, 1);
306 at91_set_A_periph(AT91_PIN_PA5, 1);
307 }
308 }
309
310 mmc0_data = *data;
311 at91_clock_associate("mci0_clk", &at91sam9263_mmc0_device.dev, "mci_clk");
312 platform_device_register(&at91sam9263_mmc0_device);
313 } else { /* MCI1 */
314 /* CLK */
315 at91_set_A_periph(AT91_PIN_PA6, 0);
316
317 if (data->slot_b) {
318 /* CMD */
319 at91_set_A_periph(AT91_PIN_PA21, 1);
320
321 /* DAT0, maybe DAT1..DAT3 */
322 at91_set_A_periph(AT91_PIN_PA22, 1);
323 if (data->wire4) {
324 at91_set_A_periph(AT91_PIN_PA23, 1);
325 at91_set_A_periph(AT91_PIN_PA24, 1);
326 at91_set_A_periph(AT91_PIN_PA25, 1);
327 }
328 } else {
329 /* CMD */
330 at91_set_A_periph(AT91_PIN_PA7, 1);
331
332 /* DAT0, maybe DAT1..DAT3 */
333 at91_set_A_periph(AT91_PIN_PA8, 1);
334 if (data->wire4) {
335 at91_set_A_periph(AT91_PIN_PA9, 1);
336 at91_set_A_periph(AT91_PIN_PA10, 1);
337 at91_set_A_periph(AT91_PIN_PA11, 1);
338 }
339 }
340
341 mmc1_data = *data;
342 at91_clock_associate("mci1_clk", &at91sam9263_mmc1_device.dev, "mci_clk");
343 platform_device_register(&at91sam9263_mmc1_device);
344 }
345 }
346 #else
347 void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
348 #endif
349
350
351 /* --------------------------------------------------------------------
352 * NAND / SmartMedia
353 * -------------------------------------------------------------------- */
354
355 #if defined(CONFIG_MTD_NAND_ATMEL) || defined(CONFIG_MTD_NAND_ATMEL_MODULE)
356 static struct atmel_nand_data nand_data;
357
358 #define NAND_BASE AT91_CHIPSELECT_3
359
360 static struct resource nand_resources[] = {
361 [0] = {
362 .start = NAND_BASE,
363 .end = NAND_BASE + SZ_256M - 1,
364 .flags = IORESOURCE_MEM,
365 },
366 [1] = {
367 .start = AT91_BASE_SYS + AT91_ECC0,
368 .end = AT91_BASE_SYS + AT91_ECC0 + SZ_512 - 1,
369 .flags = IORESOURCE_MEM,
370 }
371 };
372
373 static struct platform_device at91sam9263_nand_device = {
374 .name = "atmel_nand",
375 .id = -1,
376 .dev = {
377 .platform_data = &nand_data,
378 },
379 .resource = nand_resources,
380 .num_resources = ARRAY_SIZE(nand_resources),
381 };
382
383 void __init at91_add_device_nand(struct atmel_nand_data *data)
384 {
385 unsigned long csa;
386
387 if (!data)
388 return;
389
390 csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
391 at91_sys_write(AT91_MATRIX_EBI0CSA, csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA);
392
393 /* enable pin */
394 if (data->enable_pin)
395 at91_set_gpio_output(data->enable_pin, 1);
396
397 /* ready/busy pin */
398 if (data->rdy_pin)
399 at91_set_gpio_input(data->rdy_pin, 1);
400
401 /* card detect pin */
402 if (data->det_pin)
403 at91_set_gpio_input(data->det_pin, 1);
404
405 nand_data = *data;
406 platform_device_register(&at91sam9263_nand_device);
407 }
408 #else
409 void __init at91_add_device_nand(struct atmel_nand_data *data) {}
410 #endif
411
412
413 /* --------------------------------------------------------------------
414 * TWI (i2c)
415 * -------------------------------------------------------------------- */
416
417 /*
418 * Prefer the GPIO code since the TWI controller isn't robust
419 * (gets overruns and underruns under load) and can only issue
420 * repeated STARTs in one scenario (the driver doesn't yet handle them).
421 */
422 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
423
424 static struct i2c_gpio_platform_data pdata = {
425 .sda_pin = AT91_PIN_PB4,
426 .sda_is_open_drain = 1,
427 .scl_pin = AT91_PIN_PB5,
428 .scl_is_open_drain = 1,
429 .udelay = 2, /* ~100 kHz */
430 };
431
432 static struct platform_device at91sam9263_twi_device = {
433 .name = "i2c-gpio",
434 .id = -1,
435 .dev.platform_data = &pdata,
436 };
437
438 void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
439 {
440 at91_set_GPIO_periph(AT91_PIN_PB4, 1); /* TWD (SDA) */
441 at91_set_multi_drive(AT91_PIN_PB4, 1);
442
443 at91_set_GPIO_periph(AT91_PIN_PB5, 1); /* TWCK (SCL) */
444 at91_set_multi_drive(AT91_PIN_PB5, 1);
445
446 i2c_register_board_info(0, devices, nr_devices);
447 platform_device_register(&at91sam9263_twi_device);
448 }
449
450 #elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE)
451
452 static struct resource twi_resources[] = {
453 [0] = {
454 .start = AT91SAM9263_BASE_TWI,
455 .end = AT91SAM9263_BASE_TWI + SZ_16K - 1,
456 .flags = IORESOURCE_MEM,
457 },
458 [1] = {
459 .start = AT91SAM9263_ID_TWI,
460 .end = AT91SAM9263_ID_TWI,
461 .flags = IORESOURCE_IRQ,
462 },
463 };
464
465 static struct platform_device at91sam9263_twi_device = {
466 .name = "at91_i2c",
467 .id = -1,
468 .resource = twi_resources,
469 .num_resources = ARRAY_SIZE(twi_resources),
470 };
471
472 void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
473 {
474 /* pins used for TWI interface */
475 at91_set_A_periph(AT91_PIN_PB4, 0); /* TWD */
476 at91_set_multi_drive(AT91_PIN_PB4, 1);
477
478 at91_set_A_periph(AT91_PIN_PB5, 0); /* TWCK */
479 at91_set_multi_drive(AT91_PIN_PB5, 1);
480
481 i2c_register_board_info(0, devices, nr_devices);
482 platform_device_register(&at91sam9263_twi_device);
483 }
484 #else
485 void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) {}
486 #endif
487
488
489 /* --------------------------------------------------------------------
490 * SPI
491 * -------------------------------------------------------------------- */
492
493 #if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
494 static u64 spi_dmamask = DMA_BIT_MASK(32);
495
496 static struct resource spi0_resources[] = {
497 [0] = {
498 .start = AT91SAM9263_BASE_SPI0,
499 .end = AT91SAM9263_BASE_SPI0 + SZ_16K - 1,
500 .flags = IORESOURCE_MEM,
501 },
502 [1] = {
503 .start = AT91SAM9263_ID_SPI0,
504 .end = AT91SAM9263_ID_SPI0,
505 .flags = IORESOURCE_IRQ,
506 },
507 };
508
509 static struct platform_device at91sam9263_spi0_device = {
510 .name = "atmel_spi",
511 .id = 0,
512 .dev = {
513 .dma_mask = &spi_dmamask,
514 .coherent_dma_mask = DMA_BIT_MASK(32),
515 },
516 .resource = spi0_resources,
517 .num_resources = ARRAY_SIZE(spi0_resources),
518 };
519
520 static const unsigned spi0_standard_cs[4] = { AT91_PIN_PA5, AT91_PIN_PA3, AT91_PIN_PA4, AT91_PIN_PB11 };
521
522 static struct resource spi1_resources[] = {
523 [0] = {
524 .start = AT91SAM9263_BASE_SPI1,
525 .end = AT91SAM9263_BASE_SPI1 + SZ_16K - 1,
526 .flags = IORESOURCE_MEM,
527 },
528 [1] = {
529 .start = AT91SAM9263_ID_SPI1,
530 .end = AT91SAM9263_ID_SPI1,
531 .flags = IORESOURCE_IRQ,
532 },
533 };
534
535 static struct platform_device at91sam9263_spi1_device = {
536 .name = "atmel_spi",
537 .id = 1,
538 .dev = {
539 .dma_mask = &spi_dmamask,
540 .coherent_dma_mask = DMA_BIT_MASK(32),
541 },
542 .resource = spi1_resources,
543 .num_resources = ARRAY_SIZE(spi1_resources),
544 };
545
546 static const unsigned spi1_standard_cs[4] = { AT91_PIN_PB15, AT91_PIN_PB16, AT91_PIN_PB17, AT91_PIN_PB18 };
547
548 void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
549 {
550 int i;
551 unsigned long cs_pin;
552 short enable_spi0 = 0;
553 short enable_spi1 = 0;
554
555 /* Choose SPI chip-selects */
556 for (i = 0; i < nr_devices; i++) {
557 if (devices[i].controller_data)
558 cs_pin = (unsigned long) devices[i].controller_data;
559 else if (devices[i].bus_num == 0)
560 cs_pin = spi0_standard_cs[devices[i].chip_select];
561 else
562 cs_pin = spi1_standard_cs[devices[i].chip_select];
563
564 if (devices[i].bus_num == 0)
565 enable_spi0 = 1;
566 else
567 enable_spi1 = 1;
568
569 /* enable chip-select pin */
570 at91_set_gpio_output(cs_pin, 1);
571
572 /* pass chip-select pin to driver */
573 devices[i].controller_data = (void *) cs_pin;
574 }
575
576 spi_register_board_info(devices, nr_devices);
577
578 /* Configure SPI bus(es) */
579 if (enable_spi0) {
580 at91_set_B_periph(AT91_PIN_PA0, 0); /* SPI0_MISO */
581 at91_set_B_periph(AT91_PIN_PA1, 0); /* SPI0_MOSI */
582 at91_set_B_periph(AT91_PIN_PA2, 0); /* SPI0_SPCK */
583
584 at91_clock_associate("spi0_clk", &at91sam9263_spi0_device.dev, "spi_clk");
585 platform_device_register(&at91sam9263_spi0_device);
586 }
587 if (enable_spi1) {
588 at91_set_A_periph(AT91_PIN_PB12, 0); /* SPI1_MISO */
589 at91_set_A_periph(AT91_PIN_PB13, 0); /* SPI1_MOSI */
590 at91_set_A_periph(AT91_PIN_PB14, 0); /* SPI1_SPCK */
591
592 at91_clock_associate("spi1_clk", &at91sam9263_spi1_device.dev, "spi_clk");
593 platform_device_register(&at91sam9263_spi1_device);
594 }
595 }
596 #else
597 void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) {}
598 #endif
599
600
601 /* --------------------------------------------------------------------
602 * AC97
603 * -------------------------------------------------------------------- */
604
605 #if defined(CONFIG_SND_AT91_AC97) || defined(CONFIG_SND_AT91_AC97_MODULE)
606 static u64 ac97_dmamask = DMA_BIT_MASK(32);
607 static struct atmel_ac97_data ac97_data;
608
609 static struct resource ac97_resources[] = {
610 [0] = {
611 .start = AT91SAM9263_BASE_AC97C,
612 .end = AT91SAM9263_BASE_AC97C + SZ_16K - 1,
613 .flags = IORESOURCE_MEM,
614 },
615 [1] = {
616 .start = AT91SAM9263_ID_AC97C,
617 .end = AT91SAM9263_ID_AC97C,
618 .flags = IORESOURCE_IRQ,
619 },
620 };
621
622 static struct platform_device at91sam9263_ac97_device = {
623 .name = "ac97c",
624 .id = 1,
625 .dev = {
626 .dma_mask = &ac97_dmamask,
627 .coherent_dma_mask = DMA_BIT_MASK(32),
628 .platform_data = &ac97_data,
629 },
630 .resource = ac97_resources,
631 .num_resources = ARRAY_SIZE(ac97_resources),
632 };
633
634 void __init at91_add_device_ac97(struct atmel_ac97_data *data)
635 {
636 if (!data)
637 return;
638
639 at91_set_A_periph(AT91_PIN_PB0, 0); /* AC97FS */
640 at91_set_A_periph(AT91_PIN_PB1, 0); /* AC97CK */
641 at91_set_A_periph(AT91_PIN_PB2, 0); /* AC97TX */
642 at91_set_A_periph(AT91_PIN_PB3, 0); /* AC97RX */
643
644 /* reset */
645 if (data->reset_pin)
646 at91_set_gpio_output(data->reset_pin, 0);
647
648 ac97_data = *ek_data;
649 platform_device_register(&at91sam9263_ac97_device);
650 }
651 #else
652 void __init at91_add_device_ac97(struct atmel_ac97_data *data) {}
653 #endif
654
655
656 /* --------------------------------------------------------------------
657 * LCD Controller
658 * -------------------------------------------------------------------- */
659
660 #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
661 static u64 lcdc_dmamask = DMA_BIT_MASK(32);
662 static struct atmel_lcdfb_info lcdc_data;
663
664 static struct resource lcdc_resources[] = {
665 [0] = {
666 .start = AT91SAM9263_LCDC_BASE,
667 .end = AT91SAM9263_LCDC_BASE + SZ_4K - 1,
668 .flags = IORESOURCE_MEM,
669 },
670 [1] = {
671 .start = AT91SAM9263_ID_LCDC,
672 .end = AT91SAM9263_ID_LCDC,
673 .flags = IORESOURCE_IRQ,
674 },
675 };
676
677 static struct platform_device at91_lcdc_device = {
678 .name = "atmel_lcdfb",
679 .id = 0,
680 .dev = {
681 .dma_mask = &lcdc_dmamask,
682 .coherent_dma_mask = DMA_BIT_MASK(32),
683 .platform_data = &lcdc_data,
684 },
685 .resource = lcdc_resources,
686 .num_resources = ARRAY_SIZE(lcdc_resources),
687 };
688
689 void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
690 {
691 if (!data)
692 return;
693
694 at91_set_A_periph(AT91_PIN_PC1, 0); /* LCDHSYNC */
695 at91_set_A_periph(AT91_PIN_PC2, 0); /* LCDDOTCK */
696 at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDDEN */
697 at91_set_B_periph(AT91_PIN_PB9, 0); /* LCDCC */
698 at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDD2 */
699 at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDD3 */
700 at91_set_A_periph(AT91_PIN_PC8, 0); /* LCDD4 */
701 at91_set_A_periph(AT91_PIN_PC9, 0); /* LCDD5 */
702 at91_set_A_periph(AT91_PIN_PC10, 0); /* LCDD6 */
703 at91_set_A_periph(AT91_PIN_PC11, 0); /* LCDD7 */
704 at91_set_A_periph(AT91_PIN_PC14, 0); /* LCDD10 */
705 at91_set_A_periph(AT91_PIN_PC15, 0); /* LCDD11 */
706 at91_set_A_periph(AT91_PIN_PC16, 0); /* LCDD12 */
707 at91_set_B_periph(AT91_PIN_PC12, 0); /* LCDD13 */
708 at91_set_A_periph(AT91_PIN_PC18, 0); /* LCDD14 */
709 at91_set_A_periph(AT91_PIN_PC19, 0); /* LCDD15 */
710 at91_set_A_periph(AT91_PIN_PC22, 0); /* LCDD18 */
711 at91_set_A_periph(AT91_PIN_PC23, 0); /* LCDD19 */
712 at91_set_A_periph(AT91_PIN_PC24, 0); /* LCDD20 */
713 at91_set_B_periph(AT91_PIN_PC17, 0); /* LCDD21 */
714 at91_set_A_periph(AT91_PIN_PC26, 0); /* LCDD22 */
715 at91_set_A_periph(AT91_PIN_PC27, 0); /* LCDD23 */
716
717 lcdc_data = *data;
718 platform_device_register(&at91_lcdc_device);
719 }
720 #else
721 void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
722 #endif
723
724
725 /* --------------------------------------------------------------------
726 * Image Sensor Interface
727 * -------------------------------------------------------------------- */
728
729 #if defined(CONFIG_VIDEO_AT91_ISI) || defined(CONFIG_VIDEO_AT91_ISI_MODULE)
730
731 struct resource isi_resources[] = {
732 [0] = {
733 .start = AT91SAM9263_BASE_ISI,
734 .end = AT91SAM9263_BASE_ISI + SZ_16K - 1,
735 .flags = IORESOURCE_MEM,
736 },
737 [1] = {
738 .start = AT91SAM9263_ID_ISI,
739 .end = AT91SAM9263_ID_ISI,
740 .flags = IORESOURCE_IRQ,
741 },
742 };
743
744 static struct platform_device at91sam9263_isi_device = {
745 .name = "at91_isi",
746 .id = -1,
747 .resource = isi_resources,
748 .num_resources = ARRAY_SIZE(isi_resources),
749 };
750
751 void __init at91_add_device_isi(void)
752 {
753 at91_set_A_periph(AT91_PIN_PE0, 0); /* ISI_D0 */
754 at91_set_A_periph(AT91_PIN_PE1, 0); /* ISI_D1 */
755 at91_set_A_periph(AT91_PIN_PE2, 0); /* ISI_D2 */
756 at91_set_A_periph(AT91_PIN_PE3, 0); /* ISI_D3 */
757 at91_set_A_periph(AT91_PIN_PE4, 0); /* ISI_D4 */
758 at91_set_A_periph(AT91_PIN_PE5, 0); /* ISI_D5 */
759 at91_set_A_periph(AT91_PIN_PE6, 0); /* ISI_D6 */
760 at91_set_A_periph(AT91_PIN_PE7, 0); /* ISI_D7 */
761 at91_set_A_periph(AT91_PIN_PE8, 0); /* ISI_PCK */
762 at91_set_A_periph(AT91_PIN_PE9, 0); /* ISI_HSYNC */
763 at91_set_A_periph(AT91_PIN_PE10, 0); /* ISI_VSYNC */
764 at91_set_B_periph(AT91_PIN_PE11, 0); /* ISI_MCK (PCK3) */
765 at91_set_B_periph(AT91_PIN_PE12, 0); /* ISI_PD8 */
766 at91_set_B_periph(AT91_PIN_PE13, 0); /* ISI_PD9 */
767 at91_set_B_periph(AT91_PIN_PE14, 0); /* ISI_PD10 */
768 at91_set_B_periph(AT91_PIN_PE15, 0); /* ISI_PD11 */
769 }
770 #else
771 void __init at91_add_device_isi(void) {}
772 #endif
773
774
775 /* --------------------------------------------------------------------
776 * Timer/Counter block
777 * -------------------------------------------------------------------- */
778
779 #ifdef CONFIG_ATMEL_TCLIB
780
781 static struct resource tcb_resources[] = {
782 [0] = {
783 .start = AT91SAM9263_BASE_TCB0,
784 .end = AT91SAM9263_BASE_TCB0 + SZ_16K - 1,
785 .flags = IORESOURCE_MEM,
786 },
787 [1] = {
788 .start = AT91SAM9263_ID_TCB,
789 .end = AT91SAM9263_ID_TCB,
790 .flags = IORESOURCE_IRQ,
791 },
792 };
793
794 static struct platform_device at91sam9263_tcb_device = {
795 .name = "atmel_tcb",
796 .id = 0,
797 .resource = tcb_resources,
798 .num_resources = ARRAY_SIZE(tcb_resources),
799 };
800
801 static void __init at91_add_device_tc(void)
802 {
803 /* this chip has one clock and irq for all three TC channels */
804 at91_clock_associate("tcb_clk", &at91sam9263_tcb_device.dev, "t0_clk");
805 platform_device_register(&at91sam9263_tcb_device);
806 }
807 #else
808 static void __init at91_add_device_tc(void) { }
809 #endif
810
811
812 /* --------------------------------------------------------------------
813 * RTT
814 * -------------------------------------------------------------------- */
815
816 static struct resource rtt0_resources[] = {
817 {
818 .start = AT91_BASE_SYS + AT91_RTT0,
819 .end = AT91_BASE_SYS + AT91_RTT0 + SZ_16 - 1,
820 .flags = IORESOURCE_MEM,
821 }
822 };
823
824 static struct platform_device at91sam9263_rtt0_device = {
825 .name = "at91_rtt",
826 .id = 0,
827 .resource = rtt0_resources,
828 .num_resources = ARRAY_SIZE(rtt0_resources),
829 };
830
831 static struct resource rtt1_resources[] = {
832 {
833 .start = AT91_BASE_SYS + AT91_RTT1,
834 .end = AT91_BASE_SYS + AT91_RTT1 + SZ_16 - 1,
835 .flags = IORESOURCE_MEM,
836 }
837 };
838
839 static struct platform_device at91sam9263_rtt1_device = {
840 .name = "at91_rtt",
841 .id = 1,
842 .resource = rtt1_resources,
843 .num_resources = ARRAY_SIZE(rtt1_resources),
844 };
845
846 static void __init at91_add_device_rtt(void)
847 {
848 platform_device_register(&at91sam9263_rtt0_device);
849 platform_device_register(&at91sam9263_rtt1_device);
850 }
851
852
853 /* --------------------------------------------------------------------
854 * Watchdog
855 * -------------------------------------------------------------------- */
856
857 #if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
858 static struct platform_device at91sam9263_wdt_device = {
859 .name = "at91_wdt",
860 .id = -1,
861 .num_resources = 0,
862 };
863
864 static void __init at91_add_device_watchdog(void)
865 {
866 platform_device_register(&at91sam9263_wdt_device);
867 }
868 #else
869 static void __init at91_add_device_watchdog(void) {}
870 #endif
871
872
873 /* --------------------------------------------------------------------
874 * PWM
875 * --------------------------------------------------------------------*/
876
877 #if defined(CONFIG_ATMEL_PWM)
878 static u32 pwm_mask;
879
880 static struct resource pwm_resources[] = {
881 [0] = {
882 .start = AT91SAM9263_BASE_PWMC,
883 .end = AT91SAM9263_BASE_PWMC + SZ_16K - 1,
884 .flags = IORESOURCE_MEM,
885 },
886 [1] = {
887 .start = AT91SAM9263_ID_PWMC,
888 .end = AT91SAM9263_ID_PWMC,
889 .flags = IORESOURCE_IRQ,
890 },
891 };
892
893 static struct platform_device at91sam9263_pwm0_device = {
894 .name = "atmel_pwm",
895 .id = -1,
896 .dev = {
897 .platform_data = &pwm_mask,
898 },
899 .resource = pwm_resources,
900 .num_resources = ARRAY_SIZE(pwm_resources),
901 };
902
903 void __init at91_add_device_pwm(u32 mask)
904 {
905 if (mask & (1 << AT91_PWM0))
906 at91_set_B_periph(AT91_PIN_PB7, 1); /* enable PWM0 */
907
908 if (mask & (1 << AT91_PWM1))
909 at91_set_B_periph(AT91_PIN_PB8, 1); /* enable PWM1 */
910
911 if (mask & (1 << AT91_PWM2))
912 at91_set_B_periph(AT91_PIN_PC29, 1); /* enable PWM2 */
913
914 if (mask & (1 << AT91_PWM3))
915 at91_set_B_periph(AT91_PIN_PB29, 1); /* enable PWM3 */
916
917 pwm_mask = mask;
918
919 platform_device_register(&at91sam9263_pwm0_device);
920 }
921 #else
922 void __init at91_add_device_pwm(u32 mask) {}
923 #endif
924
925
926 /* --------------------------------------------------------------------
927 * SSC -- Synchronous Serial Controller
928 * -------------------------------------------------------------------- */
929
930 #if defined(CONFIG_ATMEL_SSC) || defined(CONFIG_ATMEL_SSC_MODULE)
931 static u64 ssc0_dmamask = DMA_BIT_MASK(32);
932
933 static struct resource ssc0_resources[] = {
934 [0] = {
935 .start = AT91SAM9263_BASE_SSC0,
936 .end = AT91SAM9263_BASE_SSC0 + SZ_16K - 1,
937 .flags = IORESOURCE_MEM,
938 },
939 [1] = {
940 .start = AT91SAM9263_ID_SSC0,
941 .end = AT91SAM9263_ID_SSC0,
942 .flags = IORESOURCE_IRQ,
943 },
944 };
945
946 static struct platform_device at91sam9263_ssc0_device = {
947 .name = "ssc",
948 .id = 0,
949 .dev = {
950 .dma_mask = &ssc0_dmamask,
951 .coherent_dma_mask = DMA_BIT_MASK(32),
952 },
953 .resource = ssc0_resources,
954 .num_resources = ARRAY_SIZE(ssc0_resources),
955 };
956
957 static inline void configure_ssc0_pins(unsigned pins)
958 {
959 if (pins & ATMEL_SSC_TF)
960 at91_set_B_periph(AT91_PIN_PB0, 1);
961 if (pins & ATMEL_SSC_TK)
962 at91_set_B_periph(AT91_PIN_PB1, 1);
963 if (pins & ATMEL_SSC_TD)
964 at91_set_B_periph(AT91_PIN_PB2, 1);
965 if (pins & ATMEL_SSC_RD)
966 at91_set_B_periph(AT91_PIN_PB3, 1);
967 if (pins & ATMEL_SSC_RK)
968 at91_set_B_periph(AT91_PIN_PB4, 1);
969 if (pins & ATMEL_SSC_RF)
970 at91_set_B_periph(AT91_PIN_PB5, 1);
971 }
972
973 static u64 ssc1_dmamask = DMA_BIT_MASK(32);
974
975 static struct resource ssc1_resources[] = {
976 [0] = {
977 .start = AT91SAM9263_BASE_SSC1,
978 .end = AT91SAM9263_BASE_SSC1 + SZ_16K - 1,
979 .flags = IORESOURCE_MEM,
980 },
981 [1] = {
982 .start = AT91SAM9263_ID_SSC1,
983 .end = AT91SAM9263_ID_SSC1,
984 .flags = IORESOURCE_IRQ,
985 },
986 };
987
988 static struct platform_device at91sam9263_ssc1_device = {
989 .name = "ssc",
990 .id = 1,
991 .dev = {
992 .dma_mask = &ssc1_dmamask,
993 .coherent_dma_mask = DMA_BIT_MASK(32),
994 },
995 .resource = ssc1_resources,
996 .num_resources = ARRAY_SIZE(ssc1_resources),
997 };
998
999 static inline void configure_ssc1_pins(unsigned pins)
1000 {
1001 if (pins & ATMEL_SSC_TF)
1002 at91_set_A_periph(AT91_PIN_PB6, 1);
1003 if (pins & ATMEL_SSC_TK)
1004 at91_set_A_periph(AT91_PIN_PB7, 1);
1005 if (pins & ATMEL_SSC_TD)
1006 at91_set_A_periph(AT91_PIN_PB8, 1);
1007 if (pins & ATMEL_SSC_RD)
1008 at91_set_A_periph(AT91_PIN_PB9, 1);
1009 if (pins & ATMEL_SSC_RK)
1010 at91_set_A_periph(AT91_PIN_PB10, 1);
1011 if (pins & ATMEL_SSC_RF)
1012 at91_set_A_periph(AT91_PIN_PB11, 1);
1013 }
1014
1015 /*
1016 * SSC controllers are accessed through library code, instead of any
1017 * kind of all-singing/all-dancing driver. For example one could be
1018 * used by a particular I2S audio codec's driver, while another one
1019 * on the same system might be used by a custom data capture driver.
1020 */
1021 void __init at91_add_device_ssc(unsigned id, unsigned pins)
1022 {
1023 struct platform_device *pdev;
1024
1025 /*
1026 * NOTE: caller is responsible for passing information matching
1027 * "pins" to whatever will be using each particular controller.
1028 */
1029 switch (id) {
1030 case AT91SAM9263_ID_SSC0:
1031 pdev = &at91sam9263_ssc0_device;
1032 configure_ssc0_pins(pins);
1033 at91_clock_associate("ssc0_clk", &pdev->dev, "pclk");
1034 break;
1035 case AT91SAM9263_ID_SSC1:
1036 pdev = &at91sam9263_ssc1_device;
1037 configure_ssc1_pins(pins);
1038 at91_clock_associate("ssc1_clk", &pdev->dev, "pclk");
1039 break;
1040 default:
1041 return;
1042 }
1043
1044 platform_device_register(pdev);
1045 }
1046
1047 #else
1048 void __init at91_add_device_ssc(unsigned id, unsigned pins) {}
1049 #endif
1050
1051
1052 /* --------------------------------------------------------------------
1053 * UART
1054 * -------------------------------------------------------------------- */
1055
1056 #if defined(CONFIG_SERIAL_ATMEL)
1057
1058 static struct resource dbgu_resources[] = {
1059 [0] = {
1060 .start = AT91_VA_BASE_SYS + AT91_DBGU,
1061 .end = AT91_VA_BASE_SYS + AT91_DBGU + SZ_512 - 1,
1062 .flags = IORESOURCE_MEM,
1063 },
1064 [1] = {
1065 .start = AT91_ID_SYS,
1066 .end = AT91_ID_SYS,
1067 .flags = IORESOURCE_IRQ,
1068 },
1069 };
1070
1071 static struct atmel_uart_data dbgu_data = {
1072 .use_dma_tx = 0,
1073 .use_dma_rx = 0, /* DBGU not capable of receive DMA */
1074 .regs = (void __iomem *)(AT91_VA_BASE_SYS + AT91_DBGU),
1075 };
1076
1077 static u64 dbgu_dmamask = DMA_BIT_MASK(32);
1078
1079 static struct platform_device at91sam9263_dbgu_device = {
1080 .name = "atmel_usart",
1081 .id = 0,
1082 .dev = {
1083 .dma_mask = &dbgu_dmamask,
1084 .coherent_dma_mask = DMA_BIT_MASK(32),
1085 .platform_data = &dbgu_data,
1086 },
1087 .resource = dbgu_resources,
1088 .num_resources = ARRAY_SIZE(dbgu_resources),
1089 };
1090
1091 static inline void configure_dbgu_pins(void)
1092 {
1093 at91_set_A_periph(AT91_PIN_PC30, 0); /* DRXD */
1094 at91_set_A_periph(AT91_PIN_PC31, 1); /* DTXD */
1095 }
1096
1097 static struct resource uart0_resources[] = {
1098 [0] = {
1099 .start = AT91SAM9263_BASE_US0,
1100 .end = AT91SAM9263_BASE_US0 + SZ_16K - 1,
1101 .flags = IORESOURCE_MEM,
1102 },
1103 [1] = {
1104 .start = AT91SAM9263_ID_US0,
1105 .end = AT91SAM9263_ID_US0,
1106 .flags = IORESOURCE_IRQ,
1107 },
1108 };
1109
1110 static struct atmel_uart_data uart0_data = {
1111 .use_dma_tx = 1,
1112 .use_dma_rx = 1,
1113 };
1114
1115 static u64 uart0_dmamask = DMA_BIT_MASK(32);
1116
1117 static struct platform_device at91sam9263_uart0_device = {
1118 .name = "atmel_usart",
1119 .id = 1,
1120 .dev = {
1121 .dma_mask = &uart0_dmamask,
1122 .coherent_dma_mask = DMA_BIT_MASK(32),
1123 .platform_data = &uart0_data,
1124 },
1125 .resource = uart0_resources,
1126 .num_resources = ARRAY_SIZE(uart0_resources),
1127 };
1128
1129 static inline void configure_usart0_pins(unsigned pins)
1130 {
1131 at91_set_A_periph(AT91_PIN_PA26, 1); /* TXD0 */
1132 at91_set_A_periph(AT91_PIN_PA27, 0); /* RXD0 */
1133
1134 if (pins & ATMEL_UART_RTS)
1135 at91_set_A_periph(AT91_PIN_PA28, 0); /* RTS0 */
1136 if (pins & ATMEL_UART_CTS)
1137 at91_set_A_periph(AT91_PIN_PA29, 0); /* CTS0 */
1138 }
1139
1140 static struct resource uart1_resources[] = {
1141 [0] = {
1142 .start = AT91SAM9263_BASE_US1,
1143 .end = AT91SAM9263_BASE_US1 + SZ_16K - 1,
1144 .flags = IORESOURCE_MEM,
1145 },
1146 [1] = {
1147 .start = AT91SAM9263_ID_US1,
1148 .end = AT91SAM9263_ID_US1,
1149 .flags = IORESOURCE_IRQ,
1150 },
1151 };
1152
1153 static struct atmel_uart_data uart1_data = {
1154 .use_dma_tx = 1,
1155 .use_dma_rx = 1,
1156 };
1157
1158 static u64 uart1_dmamask = DMA_BIT_MASK(32);
1159
1160 static struct platform_device at91sam9263_uart1_device = {
1161 .name = "atmel_usart",
1162 .id = 2,
1163 .dev = {
1164 .dma_mask = &uart1_dmamask,
1165 .coherent_dma_mask = DMA_BIT_MASK(32),
1166 .platform_data = &uart1_data,
1167 },
1168 .resource = uart1_resources,
1169 .num_resources = ARRAY_SIZE(uart1_resources),
1170 };
1171
1172 static inline void configure_usart1_pins(unsigned pins)
1173 {
1174 at91_set_A_periph(AT91_PIN_PD0, 1); /* TXD1 */
1175 at91_set_A_periph(AT91_PIN_PD1, 0); /* RXD1 */
1176
1177 if (pins & ATMEL_UART_RTS)
1178 at91_set_B_periph(AT91_PIN_PD7, 0); /* RTS1 */
1179 if (pins & ATMEL_UART_CTS)
1180 at91_set_B_periph(AT91_PIN_PD8, 0); /* CTS1 */
1181 }
1182
1183 static struct resource uart2_resources[] = {
1184 [0] = {
1185 .start = AT91SAM9263_BASE_US2,
1186 .end = AT91SAM9263_BASE_US2 + SZ_16K - 1,
1187 .flags = IORESOURCE_MEM,
1188 },
1189 [1] = {
1190 .start = AT91SAM9263_ID_US2,
1191 .end = AT91SAM9263_ID_US2,
1192 .flags = IORESOURCE_IRQ,
1193 },
1194 };
1195
1196 static struct atmel_uart_data uart2_data = {
1197 .use_dma_tx = 1,
1198 .use_dma_rx = 1,
1199 };
1200
1201 static u64 uart2_dmamask = DMA_BIT_MASK(32);
1202
1203 static struct platform_device at91sam9263_uart2_device = {
1204 .name = "atmel_usart",
1205 .id = 3,
1206 .dev = {
1207 .dma_mask = &uart2_dmamask,
1208 .coherent_dma_mask = DMA_BIT_MASK(32),
1209 .platform_data = &uart2_data,
1210 },
1211 .resource = uart2_resources,
1212 .num_resources = ARRAY_SIZE(uart2_resources),
1213 };
1214
1215 static inline void configure_usart2_pins(unsigned pins)
1216 {
1217 at91_set_A_periph(AT91_PIN_PD2, 1); /* TXD2 */
1218 at91_set_A_periph(AT91_PIN_PD3, 0); /* RXD2 */
1219
1220 if (pins & ATMEL_UART_RTS)
1221 at91_set_B_periph(AT91_PIN_PD5, 0); /* RTS2 */
1222 if (pins & ATMEL_UART_CTS)
1223 at91_set_B_periph(AT91_PIN_PD6, 0); /* CTS2 */
1224 }
1225
1226 static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
1227 struct platform_device *atmel_default_console_device; /* the serial console device */
1228
1229 void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
1230 {
1231 struct platform_device *pdev;
1232
1233 switch (id) {
1234 case 0: /* DBGU */
1235 pdev = &at91sam9263_dbgu_device;
1236 configure_dbgu_pins();
1237 at91_clock_associate("mck", &pdev->dev, "usart");
1238 break;
1239 case AT91SAM9263_ID_US0:
1240 pdev = &at91sam9263_uart0_device;
1241 configure_usart0_pins(pins);
1242 at91_clock_associate("usart0_clk", &pdev->dev, "usart");
1243 break;
1244 case AT91SAM9263_ID_US1:
1245 pdev = &at91sam9263_uart1_device;
1246 configure_usart1_pins(pins);
1247 at91_clock_associate("usart1_clk", &pdev->dev, "usart");
1248 break;
1249 case AT91SAM9263_ID_US2:
1250 pdev = &at91sam9263_uart2_device;
1251 configure_usart2_pins(pins);
1252 at91_clock_associate("usart2_clk", &pdev->dev, "usart");
1253 break;
1254 default:
1255 return;
1256 }
1257 pdev->id = portnr; /* update to mapped ID */
1258
1259 if (portnr < ATMEL_MAX_UART)
1260 at91_uarts[portnr] = pdev;
1261 }
1262
1263 void __init at91_set_serial_console(unsigned portnr)
1264 {
1265 if (portnr < ATMEL_MAX_UART)
1266 atmel_default_console_device = at91_uarts[portnr];
1267 }
1268
1269 void __init at91_add_device_serial(void)
1270 {
1271 int i;
1272
1273 for (i = 0; i < ATMEL_MAX_UART; i++) {
1274 if (at91_uarts[i])
1275 platform_device_register(at91_uarts[i]);
1276 }
1277
1278 if (!atmel_default_console_device)
1279 printk(KERN_INFO "AT91: No default serial console defined.\n");
1280 }
1281 #else
1282 void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) {}
1283 void __init at91_set_serial_console(unsigned portnr) {}
1284 void __init at91_add_device_serial(void) {}
1285 #endif
1286
1287
1288 /* -------------------------------------------------------------------- */
1289 /*
1290 * These devices are always present and don't need any board-specific
1291 * setup.
1292 */
1293 static int __init at91_add_standard_devices(void)
1294 {
1295 at91_add_device_rtt();
1296 at91_add_device_watchdog();
1297 at91_add_device_tc();
1298 return 0;
1299 }
1300
1301 arch_initcall(at91_add_standard_devices);
Support for the Chinese Samsung S3C2440 based development boards