atmel_serial: keep the platform_device unchanged
[pandora-kernel.git] / arch / arm / mach-at91 / at91sam9263_devices.c
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  *  Compact Flash (PCMCIA or IDE)
352  * -------------------------------------------------------------------- */
353
354 #if defined(CONFIG_AT91_CF) || defined(CONFIG_AT91_CF_MODULE) || \
355     defined(CONFIG_BLK_DEV_IDE_AT91) || defined(CONFIG_BLK_DEV_IDE_AT91_MODULE)
356
357 static struct at91_cf_data cf0_data;
358
359 static struct resource cf0_resources[] = {
360         [0] = {
361                 .start  = AT91_CHIPSELECT_4,
362                 .end    = AT91_CHIPSELECT_4 + SZ_256M - 1,
363                 .flags  = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT,
364         }
365 };
366
367 static struct platform_device cf0_device = {
368         .id             = 0,
369         .dev            = {
370                                 .platform_data  = &cf0_data,
371         },
372         .resource       = cf0_resources,
373         .num_resources  = ARRAY_SIZE(cf0_resources),
374 };
375
376 static struct at91_cf_data cf1_data;
377
378 static struct resource cf1_resources[] = {
379         [0] = {
380                 .start  = AT91_CHIPSELECT_5,
381                 .end    = AT91_CHIPSELECT_5 + SZ_256M - 1,
382                 .flags  = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT,
383         }
384 };
385
386 static struct platform_device cf1_device = {
387         .id             = 1,
388         .dev            = {
389                                 .platform_data  = &cf1_data,
390         },
391         .resource       = cf1_resources,
392         .num_resources  = ARRAY_SIZE(cf1_resources),
393 };
394
395 void __init at91_add_device_cf(struct at91_cf_data *data)
396 {
397         unsigned long ebi0_csa;
398         struct platform_device *pdev;
399
400         if (!data)
401                 return;
402
403         /*
404          * assign CS4 or CS5 to SMC with Compact Flash logic support,
405          * we assume SMC timings are configured by board code,
406          * except True IDE where timings are controlled by driver
407          */
408         ebi0_csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
409         switch (data->chipselect) {
410         case 4:
411                 at91_set_A_periph(AT91_PIN_PD6, 0);  /* EBI0_NCS4/CFCS0 */
412                 ebi0_csa |= AT91_MATRIX_EBI0_CS4A_SMC_CF1;
413                 cf0_data = *data;
414                 pdev = &cf0_device;
415                 break;
416         case 5:
417                 at91_set_A_periph(AT91_PIN_PD7, 0);  /* EBI0_NCS5/CFCS1 */
418                 ebi0_csa |= AT91_MATRIX_EBI0_CS5A_SMC_CF2;
419                 cf1_data = *data;
420                 pdev = &cf1_device;
421                 break;
422         default:
423                 printk(KERN_ERR "AT91 CF: bad chip-select requested (%u)\n",
424                        data->chipselect);
425                 return;
426         }
427         at91_sys_write(AT91_MATRIX_EBI0CSA, ebi0_csa);
428
429         if (data->det_pin) {
430                 at91_set_gpio_input(data->det_pin, 1);
431                 at91_set_deglitch(data->det_pin, 1);
432         }
433
434         if (data->irq_pin) {
435                 at91_set_gpio_input(data->irq_pin, 1);
436                 at91_set_deglitch(data->irq_pin, 1);
437         }
438
439         if (data->vcc_pin)
440                 /* initially off */
441                 at91_set_gpio_output(data->vcc_pin, 0);
442
443         /* enable EBI controlled pins */
444         at91_set_A_periph(AT91_PIN_PD5, 1);  /* NWAIT */
445         at91_set_A_periph(AT91_PIN_PD8, 0);  /* CFCE1 */
446         at91_set_A_periph(AT91_PIN_PD9, 0);  /* CFCE2 */
447         at91_set_A_periph(AT91_PIN_PD14, 0); /* CFNRW */
448
449         pdev->name = (data->flags & AT91_CF_TRUE_IDE) ? "at91_ide" : "at91_cf";
450         platform_device_register(pdev);
451 }
452 #else
453 void __init at91_add_device_cf(struct at91_cf_data *data) {}
454 #endif
455
456 /* --------------------------------------------------------------------
457  *  NAND / SmartMedia
458  * -------------------------------------------------------------------- */
459
460 #if defined(CONFIG_MTD_NAND_ATMEL) || defined(CONFIG_MTD_NAND_ATMEL_MODULE)
461 static struct atmel_nand_data nand_data;
462
463 #define NAND_BASE       AT91_CHIPSELECT_3
464
465 static struct resource nand_resources[] = {
466         [0] = {
467                 .start  = NAND_BASE,
468                 .end    = NAND_BASE + SZ_256M - 1,
469                 .flags  = IORESOURCE_MEM,
470         },
471         [1] = {
472                 .start  = AT91_BASE_SYS + AT91_ECC0,
473                 .end    = AT91_BASE_SYS + AT91_ECC0 + SZ_512 - 1,
474                 .flags  = IORESOURCE_MEM,
475         }
476 };
477
478 static struct platform_device at91sam9263_nand_device = {
479         .name           = "atmel_nand",
480         .id             = -1,
481         .dev            = {
482                                 .platform_data  = &nand_data,
483         },
484         .resource       = nand_resources,
485         .num_resources  = ARRAY_SIZE(nand_resources),
486 };
487
488 void __init at91_add_device_nand(struct atmel_nand_data *data)
489 {
490         unsigned long csa;
491
492         if (!data)
493                 return;
494
495         csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
496         at91_sys_write(AT91_MATRIX_EBI0CSA, csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA);
497
498         /* enable pin */
499         if (data->enable_pin)
500                 at91_set_gpio_output(data->enable_pin, 1);
501
502         /* ready/busy pin */
503         if (data->rdy_pin)
504                 at91_set_gpio_input(data->rdy_pin, 1);
505
506         /* card detect pin */
507         if (data->det_pin)
508                 at91_set_gpio_input(data->det_pin, 1);
509
510         nand_data = *data;
511         platform_device_register(&at91sam9263_nand_device);
512 }
513 #else
514 void __init at91_add_device_nand(struct atmel_nand_data *data) {}
515 #endif
516
517
518 /* --------------------------------------------------------------------
519  *  TWI (i2c)
520  * -------------------------------------------------------------------- */
521
522 /*
523  * Prefer the GPIO code since the TWI controller isn't robust
524  * (gets overruns and underruns under load) and can only issue
525  * repeated STARTs in one scenario (the driver doesn't yet handle them).
526  */
527 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
528
529 static struct i2c_gpio_platform_data pdata = {
530         .sda_pin                = AT91_PIN_PB4,
531         .sda_is_open_drain      = 1,
532         .scl_pin                = AT91_PIN_PB5,
533         .scl_is_open_drain      = 1,
534         .udelay                 = 2,            /* ~100 kHz */
535 };
536
537 static struct platform_device at91sam9263_twi_device = {
538         .name                   = "i2c-gpio",
539         .id                     = -1,
540         .dev.platform_data      = &pdata,
541 };
542
543 void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
544 {
545         at91_set_GPIO_periph(AT91_PIN_PB4, 1);          /* TWD (SDA) */
546         at91_set_multi_drive(AT91_PIN_PB4, 1);
547
548         at91_set_GPIO_periph(AT91_PIN_PB5, 1);          /* TWCK (SCL) */
549         at91_set_multi_drive(AT91_PIN_PB5, 1);
550
551         i2c_register_board_info(0, devices, nr_devices);
552         platform_device_register(&at91sam9263_twi_device);
553 }
554
555 #elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE)
556
557 static struct resource twi_resources[] = {
558         [0] = {
559                 .start  = AT91SAM9263_BASE_TWI,
560                 .end    = AT91SAM9263_BASE_TWI + SZ_16K - 1,
561                 .flags  = IORESOURCE_MEM,
562         },
563         [1] = {
564                 .start  = AT91SAM9263_ID_TWI,
565                 .end    = AT91SAM9263_ID_TWI,
566                 .flags  = IORESOURCE_IRQ,
567         },
568 };
569
570 static struct platform_device at91sam9263_twi_device = {
571         .name           = "at91_i2c",
572         .id             = -1,
573         .resource       = twi_resources,
574         .num_resources  = ARRAY_SIZE(twi_resources),
575 };
576
577 void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
578 {
579         /* pins used for TWI interface */
580         at91_set_A_periph(AT91_PIN_PB4, 0);             /* TWD */
581         at91_set_multi_drive(AT91_PIN_PB4, 1);
582
583         at91_set_A_periph(AT91_PIN_PB5, 0);             /* TWCK */
584         at91_set_multi_drive(AT91_PIN_PB5, 1);
585
586         i2c_register_board_info(0, devices, nr_devices);
587         platform_device_register(&at91sam9263_twi_device);
588 }
589 #else
590 void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) {}
591 #endif
592
593
594 /* --------------------------------------------------------------------
595  *  SPI
596  * -------------------------------------------------------------------- */
597
598 #if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
599 static u64 spi_dmamask = DMA_BIT_MASK(32);
600
601 static struct resource spi0_resources[] = {
602         [0] = {
603                 .start  = AT91SAM9263_BASE_SPI0,
604                 .end    = AT91SAM9263_BASE_SPI0 + SZ_16K - 1,
605                 .flags  = IORESOURCE_MEM,
606         },
607         [1] = {
608                 .start  = AT91SAM9263_ID_SPI0,
609                 .end    = AT91SAM9263_ID_SPI0,
610                 .flags  = IORESOURCE_IRQ,
611         },
612 };
613
614 static struct platform_device at91sam9263_spi0_device = {
615         .name           = "atmel_spi",
616         .id             = 0,
617         .dev            = {
618                                 .dma_mask               = &spi_dmamask,
619                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
620         },
621         .resource       = spi0_resources,
622         .num_resources  = ARRAY_SIZE(spi0_resources),
623 };
624
625 static const unsigned spi0_standard_cs[4] = { AT91_PIN_PA5, AT91_PIN_PA3, AT91_PIN_PA4, AT91_PIN_PB11 };
626
627 static struct resource spi1_resources[] = {
628         [0] = {
629                 .start  = AT91SAM9263_BASE_SPI1,
630                 .end    = AT91SAM9263_BASE_SPI1 + SZ_16K - 1,
631                 .flags  = IORESOURCE_MEM,
632         },
633         [1] = {
634                 .start  = AT91SAM9263_ID_SPI1,
635                 .end    = AT91SAM9263_ID_SPI1,
636                 .flags  = IORESOURCE_IRQ,
637         },
638 };
639
640 static struct platform_device at91sam9263_spi1_device = {
641         .name           = "atmel_spi",
642         .id             = 1,
643         .dev            = {
644                                 .dma_mask               = &spi_dmamask,
645                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
646         },
647         .resource       = spi1_resources,
648         .num_resources  = ARRAY_SIZE(spi1_resources),
649 };
650
651 static const unsigned spi1_standard_cs[4] = { AT91_PIN_PB15, AT91_PIN_PB16, AT91_PIN_PB17, AT91_PIN_PB18 };
652
653 void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
654 {
655         int i;
656         unsigned long cs_pin;
657         short enable_spi0 = 0;
658         short enable_spi1 = 0;
659
660         /* Choose SPI chip-selects */
661         for (i = 0; i < nr_devices; i++) {
662                 if (devices[i].controller_data)
663                         cs_pin = (unsigned long) devices[i].controller_data;
664                 else if (devices[i].bus_num == 0)
665                         cs_pin = spi0_standard_cs[devices[i].chip_select];
666                 else
667                         cs_pin = spi1_standard_cs[devices[i].chip_select];
668
669                 if (devices[i].bus_num == 0)
670                         enable_spi0 = 1;
671                 else
672                         enable_spi1 = 1;
673
674                 /* enable chip-select pin */
675                 at91_set_gpio_output(cs_pin, 1);
676
677                 /* pass chip-select pin to driver */
678                 devices[i].controller_data = (void *) cs_pin;
679         }
680
681         spi_register_board_info(devices, nr_devices);
682
683         /* Configure SPI bus(es) */
684         if (enable_spi0) {
685                 at91_set_B_periph(AT91_PIN_PA0, 0);     /* SPI0_MISO */
686                 at91_set_B_periph(AT91_PIN_PA1, 0);     /* SPI0_MOSI */
687                 at91_set_B_periph(AT91_PIN_PA2, 0);     /* SPI0_SPCK */
688
689                 at91_clock_associate("spi0_clk", &at91sam9263_spi0_device.dev, "spi_clk");
690                 platform_device_register(&at91sam9263_spi0_device);
691         }
692         if (enable_spi1) {
693                 at91_set_A_periph(AT91_PIN_PB12, 0);    /* SPI1_MISO */
694                 at91_set_A_periph(AT91_PIN_PB13, 0);    /* SPI1_MOSI */
695                 at91_set_A_periph(AT91_PIN_PB14, 0);    /* SPI1_SPCK */
696
697                 at91_clock_associate("spi1_clk", &at91sam9263_spi1_device.dev, "spi_clk");
698                 platform_device_register(&at91sam9263_spi1_device);
699         }
700 }
701 #else
702 void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) {}
703 #endif
704
705
706 /* --------------------------------------------------------------------
707  *  AC97
708  * -------------------------------------------------------------------- */
709
710 #if defined(CONFIG_SND_ATMEL_AC97C) || defined(CONFIG_SND_ATMEL_AC97C_MODULE)
711 static u64 ac97_dmamask = DMA_BIT_MASK(32);
712 static struct ac97c_platform_data ac97_data;
713
714 static struct resource ac97_resources[] = {
715         [0] = {
716                 .start  = AT91SAM9263_BASE_AC97C,
717                 .end    = AT91SAM9263_BASE_AC97C + SZ_16K - 1,
718                 .flags  = IORESOURCE_MEM,
719         },
720         [1] = {
721                 .start  = AT91SAM9263_ID_AC97C,
722                 .end    = AT91SAM9263_ID_AC97C,
723                 .flags  = IORESOURCE_IRQ,
724         },
725 };
726
727 static struct platform_device at91sam9263_ac97_device = {
728         .name           = "atmel_ac97c",
729         .id             = 0,
730         .dev            = {
731                                 .dma_mask               = &ac97_dmamask,
732                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
733                                 .platform_data          = &ac97_data,
734         },
735         .resource       = ac97_resources,
736         .num_resources  = ARRAY_SIZE(ac97_resources),
737 };
738
739 void __init at91_add_device_ac97(struct ac97c_platform_data *data)
740 {
741         if (!data)
742                 return;
743
744         at91_set_A_periph(AT91_PIN_PB0, 0);     /* AC97FS */
745         at91_set_A_periph(AT91_PIN_PB1, 0);     /* AC97CK */
746         at91_set_A_periph(AT91_PIN_PB2, 0);     /* AC97TX */
747         at91_set_A_periph(AT91_PIN_PB3, 0);     /* AC97RX */
748
749         /* reset */
750         if (data->reset_pin)
751                 at91_set_gpio_output(data->reset_pin, 0);
752
753         ac97_data = *data;
754         platform_device_register(&at91sam9263_ac97_device);
755 }
756 #else
757 void __init at91_add_device_ac97(struct ac97c_platform_data *data) {}
758 #endif
759
760 /* --------------------------------------------------------------------
761  *  CAN Controller
762  * -------------------------------------------------------------------- */
763
764 #if defined(CONFIG_CAN_AT91) || defined(CONFIG_CAN_AT91_MODULE)
765 static struct resource can_resources[] = {
766         [0] = {
767                 .start  = AT91SAM9263_BASE_CAN,
768                 .end    = AT91SAM9263_BASE_CAN + SZ_16K - 1,
769                 .flags  = IORESOURCE_MEM,
770         },
771         [1] = {
772                 .start  = AT91SAM9263_ID_CAN,
773                 .end    = AT91SAM9263_ID_CAN,
774                 .flags  = IORESOURCE_IRQ,
775         },
776 };
777
778 static struct platform_device at91sam9263_can_device = {
779         .name           = "at91_can",
780         .id             = -1,
781         .resource       = can_resources,
782         .num_resources  = ARRAY_SIZE(can_resources),
783 };
784
785 void __init at91_add_device_can(struct at91_can_data *data)
786 {
787         at91_set_A_periph(AT91_PIN_PA13, 0);    /* CANTX */
788         at91_set_A_periph(AT91_PIN_PA14, 0);    /* CANRX */
789         at91sam9263_can_device.dev.platform_data = data;
790
791         platform_device_register(&at91sam9263_can_device);
792 }
793 #else
794 void __init at91_add_device_can(struct at91_can_data *data) {}
795 #endif
796
797 /* --------------------------------------------------------------------
798  *  LCD Controller
799  * -------------------------------------------------------------------- */
800
801 #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
802 static u64 lcdc_dmamask = DMA_BIT_MASK(32);
803 static struct atmel_lcdfb_info lcdc_data;
804
805 static struct resource lcdc_resources[] = {
806         [0] = {
807                 .start  = AT91SAM9263_LCDC_BASE,
808                 .end    = AT91SAM9263_LCDC_BASE + SZ_4K - 1,
809                 .flags  = IORESOURCE_MEM,
810         },
811         [1] = {
812                 .start  = AT91SAM9263_ID_LCDC,
813                 .end    = AT91SAM9263_ID_LCDC,
814                 .flags  = IORESOURCE_IRQ,
815         },
816 };
817
818 static struct platform_device at91_lcdc_device = {
819         .name           = "atmel_lcdfb",
820         .id             = 0,
821         .dev            = {
822                                 .dma_mask               = &lcdc_dmamask,
823                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
824                                 .platform_data          = &lcdc_data,
825         },
826         .resource       = lcdc_resources,
827         .num_resources  = ARRAY_SIZE(lcdc_resources),
828 };
829
830 void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
831 {
832         if (!data)
833                 return;
834
835         at91_set_A_periph(AT91_PIN_PC1, 0);     /* LCDHSYNC */
836         at91_set_A_periph(AT91_PIN_PC2, 0);     /* LCDDOTCK */
837         at91_set_A_periph(AT91_PIN_PC3, 0);     /* LCDDEN */
838         at91_set_B_periph(AT91_PIN_PB9, 0);     /* LCDCC */
839         at91_set_A_periph(AT91_PIN_PC6, 0);     /* LCDD2 */
840         at91_set_A_periph(AT91_PIN_PC7, 0);     /* LCDD3 */
841         at91_set_A_periph(AT91_PIN_PC8, 0);     /* LCDD4 */
842         at91_set_A_periph(AT91_PIN_PC9, 0);     /* LCDD5 */
843         at91_set_A_periph(AT91_PIN_PC10, 0);    /* LCDD6 */
844         at91_set_A_periph(AT91_PIN_PC11, 0);    /* LCDD7 */
845         at91_set_A_periph(AT91_PIN_PC14, 0);    /* LCDD10 */
846         at91_set_A_periph(AT91_PIN_PC15, 0);    /* LCDD11 */
847         at91_set_A_periph(AT91_PIN_PC16, 0);    /* LCDD12 */
848         at91_set_B_periph(AT91_PIN_PC12, 0);    /* LCDD13 */
849         at91_set_A_periph(AT91_PIN_PC18, 0);    /* LCDD14 */
850         at91_set_A_periph(AT91_PIN_PC19, 0);    /* LCDD15 */
851         at91_set_A_periph(AT91_PIN_PC22, 0);    /* LCDD18 */
852         at91_set_A_periph(AT91_PIN_PC23, 0);    /* LCDD19 */
853         at91_set_A_periph(AT91_PIN_PC24, 0);    /* LCDD20 */
854         at91_set_B_periph(AT91_PIN_PC17, 0);    /* LCDD21 */
855         at91_set_A_periph(AT91_PIN_PC26, 0);    /* LCDD22 */
856         at91_set_A_periph(AT91_PIN_PC27, 0);    /* LCDD23 */
857
858         lcdc_data = *data;
859         platform_device_register(&at91_lcdc_device);
860 }
861 #else
862 void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
863 #endif
864
865
866 /* --------------------------------------------------------------------
867  *  Image Sensor Interface
868  * -------------------------------------------------------------------- */
869
870 #if defined(CONFIG_VIDEO_AT91_ISI) || defined(CONFIG_VIDEO_AT91_ISI_MODULE)
871
872 struct resource isi_resources[] = {
873         [0] = {
874                 .start  = AT91SAM9263_BASE_ISI,
875                 .end    = AT91SAM9263_BASE_ISI + SZ_16K - 1,
876                 .flags  = IORESOURCE_MEM,
877         },
878         [1] = {
879                 .start  = AT91SAM9263_ID_ISI,
880                 .end    = AT91SAM9263_ID_ISI,
881                 .flags  = IORESOURCE_IRQ,
882         },
883 };
884
885 static struct platform_device at91sam9263_isi_device = {
886         .name           = "at91_isi",
887         .id             = -1,
888         .resource       = isi_resources,
889         .num_resources  = ARRAY_SIZE(isi_resources),
890 };
891
892 void __init at91_add_device_isi(void)
893 {
894         at91_set_A_periph(AT91_PIN_PE0, 0);     /* ISI_D0 */
895         at91_set_A_periph(AT91_PIN_PE1, 0);     /* ISI_D1 */
896         at91_set_A_periph(AT91_PIN_PE2, 0);     /* ISI_D2 */
897         at91_set_A_periph(AT91_PIN_PE3, 0);     /* ISI_D3 */
898         at91_set_A_periph(AT91_PIN_PE4, 0);     /* ISI_D4 */
899         at91_set_A_periph(AT91_PIN_PE5, 0);     /* ISI_D5 */
900         at91_set_A_periph(AT91_PIN_PE6, 0);     /* ISI_D6 */
901         at91_set_A_periph(AT91_PIN_PE7, 0);     /* ISI_D7 */
902         at91_set_A_periph(AT91_PIN_PE8, 0);     /* ISI_PCK */
903         at91_set_A_periph(AT91_PIN_PE9, 0);     /* ISI_HSYNC */
904         at91_set_A_periph(AT91_PIN_PE10, 0);    /* ISI_VSYNC */
905         at91_set_B_periph(AT91_PIN_PE11, 0);    /* ISI_MCK (PCK3) */
906         at91_set_B_periph(AT91_PIN_PE12, 0);    /* ISI_PD8 */
907         at91_set_B_periph(AT91_PIN_PE13, 0);    /* ISI_PD9 */
908         at91_set_B_periph(AT91_PIN_PE14, 0);    /* ISI_PD10 */
909         at91_set_B_periph(AT91_PIN_PE15, 0);    /* ISI_PD11 */
910 }
911 #else
912 void __init at91_add_device_isi(void) {}
913 #endif
914
915
916 /* --------------------------------------------------------------------
917  *  Timer/Counter block
918  * -------------------------------------------------------------------- */
919
920 #ifdef CONFIG_ATMEL_TCLIB
921
922 static struct resource tcb_resources[] = {
923         [0] = {
924                 .start  = AT91SAM9263_BASE_TCB0,
925                 .end    = AT91SAM9263_BASE_TCB0 + SZ_16K - 1,
926                 .flags  = IORESOURCE_MEM,
927         },
928         [1] = {
929                 .start  = AT91SAM9263_ID_TCB,
930                 .end    = AT91SAM9263_ID_TCB,
931                 .flags  = IORESOURCE_IRQ,
932         },
933 };
934
935 static struct platform_device at91sam9263_tcb_device = {
936         .name           = "atmel_tcb",
937         .id             = 0,
938         .resource       = tcb_resources,
939         .num_resources  = ARRAY_SIZE(tcb_resources),
940 };
941
942 static void __init at91_add_device_tc(void)
943 {
944         /* this chip has one clock and irq for all three TC channels */
945         at91_clock_associate("tcb_clk", &at91sam9263_tcb_device.dev, "t0_clk");
946         platform_device_register(&at91sam9263_tcb_device);
947 }
948 #else
949 static void __init at91_add_device_tc(void) { }
950 #endif
951
952
953 /* --------------------------------------------------------------------
954  *  RTT
955  * -------------------------------------------------------------------- */
956
957 static struct resource rtt0_resources[] = {
958         {
959                 .start  = AT91_BASE_SYS + AT91_RTT0,
960                 .end    = AT91_BASE_SYS + AT91_RTT0 + SZ_16 - 1,
961                 .flags  = IORESOURCE_MEM,
962         }
963 };
964
965 static struct platform_device at91sam9263_rtt0_device = {
966         .name           = "at91_rtt",
967         .id             = 0,
968         .resource       = rtt0_resources,
969         .num_resources  = ARRAY_SIZE(rtt0_resources),
970 };
971
972 static struct resource rtt1_resources[] = {
973         {
974                 .start  = AT91_BASE_SYS + AT91_RTT1,
975                 .end    = AT91_BASE_SYS + AT91_RTT1 + SZ_16 - 1,
976                 .flags  = IORESOURCE_MEM,
977         }
978 };
979
980 static struct platform_device at91sam9263_rtt1_device = {
981         .name           = "at91_rtt",
982         .id             = 1,
983         .resource       = rtt1_resources,
984         .num_resources  = ARRAY_SIZE(rtt1_resources),
985 };
986
987 static void __init at91_add_device_rtt(void)
988 {
989         platform_device_register(&at91sam9263_rtt0_device);
990         platform_device_register(&at91sam9263_rtt1_device);
991 }
992
993
994 /* --------------------------------------------------------------------
995  *  Watchdog
996  * -------------------------------------------------------------------- */
997
998 #if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
999 static struct platform_device at91sam9263_wdt_device = {
1000         .name           = "at91_wdt",
1001         .id             = -1,
1002         .num_resources  = 0,
1003 };
1004
1005 static void __init at91_add_device_watchdog(void)
1006 {
1007         platform_device_register(&at91sam9263_wdt_device);
1008 }
1009 #else
1010 static void __init at91_add_device_watchdog(void) {}
1011 #endif
1012
1013
1014 /* --------------------------------------------------------------------
1015  *  PWM
1016  * --------------------------------------------------------------------*/
1017
1018 #if defined(CONFIG_ATMEL_PWM)
1019 static u32 pwm_mask;
1020
1021 static struct resource pwm_resources[] = {
1022         [0] = {
1023                 .start  = AT91SAM9263_BASE_PWMC,
1024                 .end    = AT91SAM9263_BASE_PWMC + SZ_16K - 1,
1025                 .flags  = IORESOURCE_MEM,
1026         },
1027         [1] = {
1028                 .start  = AT91SAM9263_ID_PWMC,
1029                 .end    = AT91SAM9263_ID_PWMC,
1030                 .flags  = IORESOURCE_IRQ,
1031         },
1032 };
1033
1034 static struct platform_device at91sam9263_pwm0_device = {
1035         .name   = "atmel_pwm",
1036         .id     = -1,
1037         .dev    = {
1038                 .platform_data          = &pwm_mask,
1039         },
1040         .resource       = pwm_resources,
1041         .num_resources  = ARRAY_SIZE(pwm_resources),
1042 };
1043
1044 void __init at91_add_device_pwm(u32 mask)
1045 {
1046         if (mask & (1 << AT91_PWM0))
1047                 at91_set_B_periph(AT91_PIN_PB7, 1);     /* enable PWM0 */
1048
1049         if (mask & (1 << AT91_PWM1))
1050                 at91_set_B_periph(AT91_PIN_PB8, 1);     /* enable PWM1 */
1051
1052         if (mask & (1 << AT91_PWM2))
1053                 at91_set_B_periph(AT91_PIN_PC29, 1);    /* enable PWM2 */
1054
1055         if (mask & (1 << AT91_PWM3))
1056                 at91_set_B_periph(AT91_PIN_PB29, 1);    /* enable PWM3 */
1057
1058         pwm_mask = mask;
1059
1060         platform_device_register(&at91sam9263_pwm0_device);
1061 }
1062 #else
1063 void __init at91_add_device_pwm(u32 mask) {}
1064 #endif
1065
1066
1067 /* --------------------------------------------------------------------
1068  *  SSC -- Synchronous Serial Controller
1069  * -------------------------------------------------------------------- */
1070
1071 #if defined(CONFIG_ATMEL_SSC) || defined(CONFIG_ATMEL_SSC_MODULE)
1072 static u64 ssc0_dmamask = DMA_BIT_MASK(32);
1073
1074 static struct resource ssc0_resources[] = {
1075         [0] = {
1076                 .start  = AT91SAM9263_BASE_SSC0,
1077                 .end    = AT91SAM9263_BASE_SSC0 + SZ_16K - 1,
1078                 .flags  = IORESOURCE_MEM,
1079         },
1080         [1] = {
1081                 .start  = AT91SAM9263_ID_SSC0,
1082                 .end    = AT91SAM9263_ID_SSC0,
1083                 .flags  = IORESOURCE_IRQ,
1084         },
1085 };
1086
1087 static struct platform_device at91sam9263_ssc0_device = {
1088         .name   = "ssc",
1089         .id     = 0,
1090         .dev    = {
1091                 .dma_mask               = &ssc0_dmamask,
1092                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1093         },
1094         .resource       = ssc0_resources,
1095         .num_resources  = ARRAY_SIZE(ssc0_resources),
1096 };
1097
1098 static inline void configure_ssc0_pins(unsigned pins)
1099 {
1100         if (pins & ATMEL_SSC_TF)
1101                 at91_set_B_periph(AT91_PIN_PB0, 1);
1102         if (pins & ATMEL_SSC_TK)
1103                 at91_set_B_periph(AT91_PIN_PB1, 1);
1104         if (pins & ATMEL_SSC_TD)
1105                 at91_set_B_periph(AT91_PIN_PB2, 1);
1106         if (pins & ATMEL_SSC_RD)
1107                 at91_set_B_periph(AT91_PIN_PB3, 1);
1108         if (pins & ATMEL_SSC_RK)
1109                 at91_set_B_periph(AT91_PIN_PB4, 1);
1110         if (pins & ATMEL_SSC_RF)
1111                 at91_set_B_periph(AT91_PIN_PB5, 1);
1112 }
1113
1114 static u64 ssc1_dmamask = DMA_BIT_MASK(32);
1115
1116 static struct resource ssc1_resources[] = {
1117         [0] = {
1118                 .start  = AT91SAM9263_BASE_SSC1,
1119                 .end    = AT91SAM9263_BASE_SSC1 + SZ_16K - 1,
1120                 .flags  = IORESOURCE_MEM,
1121         },
1122         [1] = {
1123                 .start  = AT91SAM9263_ID_SSC1,
1124                 .end    = AT91SAM9263_ID_SSC1,
1125                 .flags  = IORESOURCE_IRQ,
1126         },
1127 };
1128
1129 static struct platform_device at91sam9263_ssc1_device = {
1130         .name   = "ssc",
1131         .id     = 1,
1132         .dev    = {
1133                 .dma_mask               = &ssc1_dmamask,
1134                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1135         },
1136         .resource       = ssc1_resources,
1137         .num_resources  = ARRAY_SIZE(ssc1_resources),
1138 };
1139
1140 static inline void configure_ssc1_pins(unsigned pins)
1141 {
1142         if (pins & ATMEL_SSC_TF)
1143                 at91_set_A_periph(AT91_PIN_PB6, 1);
1144         if (pins & ATMEL_SSC_TK)
1145                 at91_set_A_periph(AT91_PIN_PB7, 1);
1146         if (pins & ATMEL_SSC_TD)
1147                 at91_set_A_periph(AT91_PIN_PB8, 1);
1148         if (pins & ATMEL_SSC_RD)
1149                 at91_set_A_periph(AT91_PIN_PB9, 1);
1150         if (pins & ATMEL_SSC_RK)
1151                 at91_set_A_periph(AT91_PIN_PB10, 1);
1152         if (pins & ATMEL_SSC_RF)
1153                 at91_set_A_periph(AT91_PIN_PB11, 1);
1154 }
1155
1156 /*
1157  * SSC controllers are accessed through library code, instead of any
1158  * kind of all-singing/all-dancing driver.  For example one could be
1159  * used by a particular I2S audio codec's driver, while another one
1160  * on the same system might be used by a custom data capture driver.
1161  */
1162 void __init at91_add_device_ssc(unsigned id, unsigned pins)
1163 {
1164         struct platform_device *pdev;
1165
1166         /*
1167          * NOTE: caller is responsible for passing information matching
1168          * "pins" to whatever will be using each particular controller.
1169          */
1170         switch (id) {
1171         case AT91SAM9263_ID_SSC0:
1172                 pdev = &at91sam9263_ssc0_device;
1173                 configure_ssc0_pins(pins);
1174                 at91_clock_associate("ssc0_clk", &pdev->dev, "pclk");
1175                 break;
1176         case AT91SAM9263_ID_SSC1:
1177                 pdev = &at91sam9263_ssc1_device;
1178                 configure_ssc1_pins(pins);
1179                 at91_clock_associate("ssc1_clk", &pdev->dev, "pclk");
1180                 break;
1181         default:
1182                 return;
1183         }
1184
1185         platform_device_register(pdev);
1186 }
1187
1188 #else
1189 void __init at91_add_device_ssc(unsigned id, unsigned pins) {}
1190 #endif
1191
1192
1193 /* --------------------------------------------------------------------
1194  *  UART
1195  * -------------------------------------------------------------------- */
1196
1197 #if defined(CONFIG_SERIAL_ATMEL)
1198
1199 static struct resource dbgu_resources[] = {
1200         [0] = {
1201                 .start  = AT91_VA_BASE_SYS + AT91_DBGU,
1202                 .end    = AT91_VA_BASE_SYS + AT91_DBGU + SZ_512 - 1,
1203                 .flags  = IORESOURCE_MEM,
1204         },
1205         [1] = {
1206                 .start  = AT91_ID_SYS,
1207                 .end    = AT91_ID_SYS,
1208                 .flags  = IORESOURCE_IRQ,
1209         },
1210 };
1211
1212 static struct atmel_uart_data dbgu_data = {
1213         .use_dma_tx     = 0,
1214         .use_dma_rx     = 0,            /* DBGU not capable of receive DMA */
1215         .regs           = (void __iomem *)(AT91_VA_BASE_SYS + AT91_DBGU),
1216 };
1217
1218 static u64 dbgu_dmamask = DMA_BIT_MASK(32);
1219
1220 static struct platform_device at91sam9263_dbgu_device = {
1221         .name           = "atmel_usart",
1222         .id             = 0,
1223         .dev            = {
1224                                 .dma_mask               = &dbgu_dmamask,
1225                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1226                                 .platform_data          = &dbgu_data,
1227         },
1228         .resource       = dbgu_resources,
1229         .num_resources  = ARRAY_SIZE(dbgu_resources),
1230 };
1231
1232 static inline void configure_dbgu_pins(void)
1233 {
1234         at91_set_A_periph(AT91_PIN_PC30, 0);            /* DRXD */
1235         at91_set_A_periph(AT91_PIN_PC31, 1);            /* DTXD */
1236 }
1237
1238 static struct resource uart0_resources[] = {
1239         [0] = {
1240                 .start  = AT91SAM9263_BASE_US0,
1241                 .end    = AT91SAM9263_BASE_US0 + SZ_16K - 1,
1242                 .flags  = IORESOURCE_MEM,
1243         },
1244         [1] = {
1245                 .start  = AT91SAM9263_ID_US0,
1246                 .end    = AT91SAM9263_ID_US0,
1247                 .flags  = IORESOURCE_IRQ,
1248         },
1249 };
1250
1251 static struct atmel_uart_data uart0_data = {
1252         .use_dma_tx     = 1,
1253         .use_dma_rx     = 1,
1254 };
1255
1256 static u64 uart0_dmamask = DMA_BIT_MASK(32);
1257
1258 static struct platform_device at91sam9263_uart0_device = {
1259         .name           = "atmel_usart",
1260         .id             = 1,
1261         .dev            = {
1262                                 .dma_mask               = &uart0_dmamask,
1263                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1264                                 .platform_data          = &uart0_data,
1265         },
1266         .resource       = uart0_resources,
1267         .num_resources  = ARRAY_SIZE(uart0_resources),
1268 };
1269
1270 static inline void configure_usart0_pins(unsigned pins)
1271 {
1272         at91_set_A_periph(AT91_PIN_PA26, 1);            /* TXD0 */
1273         at91_set_A_periph(AT91_PIN_PA27, 0);            /* RXD0 */
1274
1275         if (pins & ATMEL_UART_RTS)
1276                 at91_set_A_periph(AT91_PIN_PA28, 0);    /* RTS0 */
1277         if (pins & ATMEL_UART_CTS)
1278                 at91_set_A_periph(AT91_PIN_PA29, 0);    /* CTS0 */
1279 }
1280
1281 static struct resource uart1_resources[] = {
1282         [0] = {
1283                 .start  = AT91SAM9263_BASE_US1,
1284                 .end    = AT91SAM9263_BASE_US1 + SZ_16K - 1,
1285                 .flags  = IORESOURCE_MEM,
1286         },
1287         [1] = {
1288                 .start  = AT91SAM9263_ID_US1,
1289                 .end    = AT91SAM9263_ID_US1,
1290                 .flags  = IORESOURCE_IRQ,
1291         },
1292 };
1293
1294 static struct atmel_uart_data uart1_data = {
1295         .use_dma_tx     = 1,
1296         .use_dma_rx     = 1,
1297 };
1298
1299 static u64 uart1_dmamask = DMA_BIT_MASK(32);
1300
1301 static struct platform_device at91sam9263_uart1_device = {
1302         .name           = "atmel_usart",
1303         .id             = 2,
1304         .dev            = {
1305                                 .dma_mask               = &uart1_dmamask,
1306                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1307                                 .platform_data          = &uart1_data,
1308         },
1309         .resource       = uart1_resources,
1310         .num_resources  = ARRAY_SIZE(uart1_resources),
1311 };
1312
1313 static inline void configure_usart1_pins(unsigned pins)
1314 {
1315         at91_set_A_periph(AT91_PIN_PD0, 1);             /* TXD1 */
1316         at91_set_A_periph(AT91_PIN_PD1, 0);             /* RXD1 */
1317
1318         if (pins & ATMEL_UART_RTS)
1319                 at91_set_B_periph(AT91_PIN_PD7, 0);     /* RTS1 */
1320         if (pins & ATMEL_UART_CTS)
1321                 at91_set_B_periph(AT91_PIN_PD8, 0);     /* CTS1 */
1322 }
1323
1324 static struct resource uart2_resources[] = {
1325         [0] = {
1326                 .start  = AT91SAM9263_BASE_US2,
1327                 .end    = AT91SAM9263_BASE_US2 + SZ_16K - 1,
1328                 .flags  = IORESOURCE_MEM,
1329         },
1330         [1] = {
1331                 .start  = AT91SAM9263_ID_US2,
1332                 .end    = AT91SAM9263_ID_US2,
1333                 .flags  = IORESOURCE_IRQ,
1334         },
1335 };
1336
1337 static struct atmel_uart_data uart2_data = {
1338         .use_dma_tx     = 1,
1339         .use_dma_rx     = 1,
1340 };
1341
1342 static u64 uart2_dmamask = DMA_BIT_MASK(32);
1343
1344 static struct platform_device at91sam9263_uart2_device = {
1345         .name           = "atmel_usart",
1346         .id             = 3,
1347         .dev            = {
1348                                 .dma_mask               = &uart2_dmamask,
1349                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1350                                 .platform_data          = &uart2_data,
1351         },
1352         .resource       = uart2_resources,
1353         .num_resources  = ARRAY_SIZE(uart2_resources),
1354 };
1355
1356 static inline void configure_usart2_pins(unsigned pins)
1357 {
1358         at91_set_A_periph(AT91_PIN_PD2, 1);             /* TXD2 */
1359         at91_set_A_periph(AT91_PIN_PD3, 0);             /* RXD2 */
1360
1361         if (pins & ATMEL_UART_RTS)
1362                 at91_set_B_periph(AT91_PIN_PD5, 0);     /* RTS2 */
1363         if (pins & ATMEL_UART_CTS)
1364                 at91_set_B_periph(AT91_PIN_PD6, 0);     /* CTS2 */
1365 }
1366
1367 static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART];   /* the UARTs to use */
1368 struct platform_device *atmel_default_console_device;   /* the serial console device */
1369
1370 void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
1371 {
1372         struct platform_device *pdev;
1373         struct atmel_uart_data *pdata;
1374
1375         switch (id) {
1376                 case 0:         /* DBGU */
1377                         pdev = &at91sam9263_dbgu_device;
1378                         configure_dbgu_pins();
1379                         at91_clock_associate("mck", &pdev->dev, "usart");
1380                         break;
1381                 case AT91SAM9263_ID_US0:
1382                         pdev = &at91sam9263_uart0_device;
1383                         configure_usart0_pins(pins);
1384                         at91_clock_associate("usart0_clk", &pdev->dev, "usart");
1385                         break;
1386                 case AT91SAM9263_ID_US1:
1387                         pdev = &at91sam9263_uart1_device;
1388                         configure_usart1_pins(pins);
1389                         at91_clock_associate("usart1_clk", &pdev->dev, "usart");
1390                         break;
1391                 case AT91SAM9263_ID_US2:
1392                         pdev = &at91sam9263_uart2_device;
1393                         configure_usart2_pins(pins);
1394                         at91_clock_associate("usart2_clk", &pdev->dev, "usart");
1395                         break;
1396                 default:
1397                         return;
1398         }
1399         pdata = pdev->dev.platform_data;
1400         pdata->num = portnr;            /* update to mapped ID */
1401
1402         if (portnr < ATMEL_MAX_UART)
1403                 at91_uarts[portnr] = pdev;
1404 }
1405
1406 void __init at91_set_serial_console(unsigned portnr)
1407 {
1408         if (portnr < ATMEL_MAX_UART)
1409                 atmel_default_console_device = at91_uarts[portnr];
1410 }
1411
1412 void __init at91_add_device_serial(void)
1413 {
1414         int i;
1415
1416         for (i = 0; i < ATMEL_MAX_UART; i++) {
1417                 if (at91_uarts[i])
1418                         platform_device_register(at91_uarts[i]);
1419         }
1420
1421         if (!atmel_default_console_device)
1422                 printk(KERN_INFO "AT91: No default serial console defined.\n");
1423 }
1424 #else
1425 void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) {}
1426 void __init at91_set_serial_console(unsigned portnr) {}
1427 void __init at91_add_device_serial(void) {}
1428 #endif
1429
1430
1431 /* -------------------------------------------------------------------- */
1432 /*
1433  * These devices are always present and don't need any board-specific
1434  * setup.
1435  */
1436 static int __init at91_add_standard_devices(void)
1437 {
1438         at91_add_device_rtt();
1439         at91_add_device_watchdog();
1440         at91_add_device_tc();
1441         return 0;
1442 }
1443
1444 arch_initcall(at91_add_standard_devices);