Merge branch 'upstream/jump-label-noearly' of git://git.kernel.org/pub/scm/linux...
[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/gpio.h>
17 #include <linux/platform_device.h>
18 #include <linux/i2c-gpio.h>
19
20 #include <linux/fb.h>
21 #include <video/atmel_lcdc.h>
22
23 #include <mach/board.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         /* Enable overcurrent notification */
78         for (i = 0; i < data->ports; i++) {
79                 if (data->overcurrent_pin[i])
80                         at91_set_gpio_input(data->overcurrent_pin[i], 1);
81         }
82
83         usbh_data = *data;
84         platform_device_register(&at91_usbh_device);
85 }
86 #else
87 void __init at91_add_device_usbh(struct at91_usbh_data *data) {}
88 #endif
89
90
91 /* --------------------------------------------------------------------
92  *  USB Device (Gadget)
93  * -------------------------------------------------------------------- */
94
95 #ifdef CONFIG_USB_GADGET_AT91
96 static struct at91_udc_data udc_data;
97
98 static struct resource udc_resources[] = {
99         [0] = {
100                 .start  = AT91SAM9263_BASE_UDP,
101                 .end    = AT91SAM9263_BASE_UDP + SZ_16K - 1,
102                 .flags  = IORESOURCE_MEM,
103         },
104         [1] = {
105                 .start  = AT91SAM9263_ID_UDP,
106                 .end    = AT91SAM9263_ID_UDP,
107                 .flags  = IORESOURCE_IRQ,
108         },
109 };
110
111 static struct platform_device at91_udc_device = {
112         .name           = "at91_udc",
113         .id             = -1,
114         .dev            = {
115                                 .platform_data          = &udc_data,
116         },
117         .resource       = udc_resources,
118         .num_resources  = ARRAY_SIZE(udc_resources),
119 };
120
121 void __init at91_add_device_udc(struct at91_udc_data *data)
122 {
123         if (!data)
124                 return;
125
126         if (data->vbus_pin) {
127                 at91_set_gpio_input(data->vbus_pin, 0);
128                 at91_set_deglitch(data->vbus_pin, 1);
129         }
130
131         /* Pullup pin is handled internally by USB device peripheral */
132
133         udc_data = *data;
134         platform_device_register(&at91_udc_device);
135 }
136 #else
137 void __init at91_add_device_udc(struct at91_udc_data *data) {}
138 #endif
139
140
141 /* --------------------------------------------------------------------
142  *  Ethernet
143  * -------------------------------------------------------------------- */
144
145 #if defined(CONFIG_MACB) || defined(CONFIG_MACB_MODULE)
146 static u64 eth_dmamask = DMA_BIT_MASK(32);
147 static struct at91_eth_data eth_data;
148
149 static struct resource eth_resources[] = {
150         [0] = {
151                 .start  = AT91SAM9263_BASE_EMAC,
152                 .end    = AT91SAM9263_BASE_EMAC + SZ_16K - 1,
153                 .flags  = IORESOURCE_MEM,
154         },
155         [1] = {
156                 .start  = AT91SAM9263_ID_EMAC,
157                 .end    = AT91SAM9263_ID_EMAC,
158                 .flags  = IORESOURCE_IRQ,
159         },
160 };
161
162 static struct platform_device at91sam9263_eth_device = {
163         .name           = "macb",
164         .id             = -1,
165         .dev            = {
166                                 .dma_mask               = &eth_dmamask,
167                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
168                                 .platform_data          = &eth_data,
169         },
170         .resource       = eth_resources,
171         .num_resources  = ARRAY_SIZE(eth_resources),
172 };
173
174 void __init at91_add_device_eth(struct at91_eth_data *data)
175 {
176         if (!data)
177                 return;
178
179         if (data->phy_irq_pin) {
180                 at91_set_gpio_input(data->phy_irq_pin, 0);
181                 at91_set_deglitch(data->phy_irq_pin, 1);
182         }
183
184         /* Pins used for MII and RMII */
185         at91_set_A_periph(AT91_PIN_PE21, 0);    /* ETXCK_EREFCK */
186         at91_set_B_periph(AT91_PIN_PC25, 0);    /* ERXDV */
187         at91_set_A_periph(AT91_PIN_PE25, 0);    /* ERX0 */
188         at91_set_A_periph(AT91_PIN_PE26, 0);    /* ERX1 */
189         at91_set_A_periph(AT91_PIN_PE27, 0);    /* ERXER */
190         at91_set_A_periph(AT91_PIN_PE28, 0);    /* ETXEN */
191         at91_set_A_periph(AT91_PIN_PE23, 0);    /* ETX0 */
192         at91_set_A_periph(AT91_PIN_PE24, 0);    /* ETX1 */
193         at91_set_A_periph(AT91_PIN_PE30, 0);    /* EMDIO */
194         at91_set_A_periph(AT91_PIN_PE29, 0);    /* EMDC */
195
196         if (!data->is_rmii) {
197                 at91_set_A_periph(AT91_PIN_PE22, 0);    /* ECRS */
198                 at91_set_B_periph(AT91_PIN_PC26, 0);    /* ECOL */
199                 at91_set_B_periph(AT91_PIN_PC22, 0);    /* ERX2 */
200                 at91_set_B_periph(AT91_PIN_PC23, 0);    /* ERX3 */
201                 at91_set_B_periph(AT91_PIN_PC27, 0);    /* ERXCK */
202                 at91_set_B_periph(AT91_PIN_PC20, 0);    /* ETX2 */
203                 at91_set_B_periph(AT91_PIN_PC21, 0);    /* ETX3 */
204                 at91_set_B_periph(AT91_PIN_PC24, 0);    /* ETXER */
205         }
206
207         eth_data = *data;
208         platform_device_register(&at91sam9263_eth_device);
209 }
210 #else
211 void __init at91_add_device_eth(struct at91_eth_data *data) {}
212 #endif
213
214
215 /* --------------------------------------------------------------------
216  *  MMC / SD
217  * -------------------------------------------------------------------- */
218
219 #if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
220 static u64 mmc_dmamask = DMA_BIT_MASK(32);
221 static struct at91_mmc_data mmc0_data, mmc1_data;
222
223 static struct resource mmc0_resources[] = {
224         [0] = {
225                 .start  = AT91SAM9263_BASE_MCI0,
226                 .end    = AT91SAM9263_BASE_MCI0 + SZ_16K - 1,
227                 .flags  = IORESOURCE_MEM,
228         },
229         [1] = {
230                 .start  = AT91SAM9263_ID_MCI0,
231                 .end    = AT91SAM9263_ID_MCI0,
232                 .flags  = IORESOURCE_IRQ,
233         },
234 };
235
236 static struct platform_device at91sam9263_mmc0_device = {
237         .name           = "at91_mci",
238         .id             = 0,
239         .dev            = {
240                                 .dma_mask               = &mmc_dmamask,
241                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
242                                 .platform_data          = &mmc0_data,
243         },
244         .resource       = mmc0_resources,
245         .num_resources  = ARRAY_SIZE(mmc0_resources),
246 };
247
248 static struct resource mmc1_resources[] = {
249         [0] = {
250                 .start  = AT91SAM9263_BASE_MCI1,
251                 .end    = AT91SAM9263_BASE_MCI1 + SZ_16K - 1,
252                 .flags  = IORESOURCE_MEM,
253         },
254         [1] = {
255                 .start  = AT91SAM9263_ID_MCI1,
256                 .end    = AT91SAM9263_ID_MCI1,
257                 .flags  = IORESOURCE_IRQ,
258         },
259 };
260
261 static struct platform_device at91sam9263_mmc1_device = {
262         .name           = "at91_mci",
263         .id             = 1,
264         .dev            = {
265                                 .dma_mask               = &mmc_dmamask,
266                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
267                                 .platform_data          = &mmc1_data,
268         },
269         .resource       = mmc1_resources,
270         .num_resources  = ARRAY_SIZE(mmc1_resources),
271 };
272
273 void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data)
274 {
275         if (!data)
276                 return;
277
278         /* input/irq */
279         if (data->det_pin) {
280                 at91_set_gpio_input(data->det_pin, 1);
281                 at91_set_deglitch(data->det_pin, 1);
282         }
283         if (data->wp_pin)
284                 at91_set_gpio_input(data->wp_pin, 1);
285         if (data->vcc_pin)
286                 at91_set_gpio_output(data->vcc_pin, 0);
287
288         if (mmc_id == 0) {              /* MCI0 */
289                 /* CLK */
290                 at91_set_A_periph(AT91_PIN_PA12, 0);
291
292                 if (data->slot_b) {
293                         /* CMD */
294                         at91_set_A_periph(AT91_PIN_PA16, 1);
295
296                         /* DAT0, maybe DAT1..DAT3 */
297                         at91_set_A_periph(AT91_PIN_PA17, 1);
298                         if (data->wire4) {
299                                 at91_set_A_periph(AT91_PIN_PA18, 1);
300                                 at91_set_A_periph(AT91_PIN_PA19, 1);
301                                 at91_set_A_periph(AT91_PIN_PA20, 1);
302                         }
303                 } else {
304                         /* CMD */
305                         at91_set_A_periph(AT91_PIN_PA1, 1);
306
307                         /* DAT0, maybe DAT1..DAT3 */
308                         at91_set_A_periph(AT91_PIN_PA0, 1);
309                         if (data->wire4) {
310                                 at91_set_A_periph(AT91_PIN_PA3, 1);
311                                 at91_set_A_periph(AT91_PIN_PA4, 1);
312                                 at91_set_A_periph(AT91_PIN_PA5, 1);
313                         }
314                 }
315
316                 mmc0_data = *data;
317                 platform_device_register(&at91sam9263_mmc0_device);
318         } else {                        /* MCI1 */
319                 /* CLK */
320                 at91_set_A_periph(AT91_PIN_PA6, 0);
321
322                 if (data->slot_b) {
323                         /* CMD */
324                         at91_set_A_periph(AT91_PIN_PA21, 1);
325
326                         /* DAT0, maybe DAT1..DAT3 */
327                         at91_set_A_periph(AT91_PIN_PA22, 1);
328                         if (data->wire4) {
329                                 at91_set_A_periph(AT91_PIN_PA23, 1);
330                                 at91_set_A_periph(AT91_PIN_PA24, 1);
331                                 at91_set_A_periph(AT91_PIN_PA25, 1);
332                         }
333                 } else {
334                         /* CMD */
335                         at91_set_A_periph(AT91_PIN_PA7, 1);
336
337                         /* DAT0, maybe DAT1..DAT3 */
338                         at91_set_A_periph(AT91_PIN_PA8, 1);
339                         if (data->wire4) {
340                                 at91_set_A_periph(AT91_PIN_PA9, 1);
341                                 at91_set_A_periph(AT91_PIN_PA10, 1);
342                                 at91_set_A_periph(AT91_PIN_PA11, 1);
343                         }
344                 }
345
346                 mmc1_data = *data;
347                 platform_device_register(&at91sam9263_mmc1_device);
348         }
349 }
350 #else
351 void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
352 #endif
353
354 /* --------------------------------------------------------------------
355  *  Compact Flash (PCMCIA or IDE)
356  * -------------------------------------------------------------------- */
357
358 #if defined(CONFIG_AT91_CF) || defined(CONFIG_AT91_CF_MODULE) || \
359     defined(CONFIG_BLK_DEV_IDE_AT91) || defined(CONFIG_BLK_DEV_IDE_AT91_MODULE)
360
361 static struct at91_cf_data cf0_data;
362
363 static struct resource cf0_resources[] = {
364         [0] = {
365                 .start  = AT91_CHIPSELECT_4,
366                 .end    = AT91_CHIPSELECT_4 + SZ_256M - 1,
367                 .flags  = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT,
368         }
369 };
370
371 static struct platform_device cf0_device = {
372         .id             = 0,
373         .dev            = {
374                                 .platform_data  = &cf0_data,
375         },
376         .resource       = cf0_resources,
377         .num_resources  = ARRAY_SIZE(cf0_resources),
378 };
379
380 static struct at91_cf_data cf1_data;
381
382 static struct resource cf1_resources[] = {
383         [0] = {
384                 .start  = AT91_CHIPSELECT_5,
385                 .end    = AT91_CHIPSELECT_5 + SZ_256M - 1,
386                 .flags  = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT,
387         }
388 };
389
390 static struct platform_device cf1_device = {
391         .id             = 1,
392         .dev            = {
393                                 .platform_data  = &cf1_data,
394         },
395         .resource       = cf1_resources,
396         .num_resources  = ARRAY_SIZE(cf1_resources),
397 };
398
399 void __init at91_add_device_cf(struct at91_cf_data *data)
400 {
401         unsigned long ebi0_csa;
402         struct platform_device *pdev;
403
404         if (!data)
405                 return;
406
407         /*
408          * assign CS4 or CS5 to SMC with Compact Flash logic support,
409          * we assume SMC timings are configured by board code,
410          * except True IDE where timings are controlled by driver
411          */
412         ebi0_csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
413         switch (data->chipselect) {
414         case 4:
415                 at91_set_A_periph(AT91_PIN_PD6, 0);  /* EBI0_NCS4/CFCS0 */
416                 ebi0_csa |= AT91_MATRIX_EBI0_CS4A_SMC_CF1;
417                 cf0_data = *data;
418                 pdev = &cf0_device;
419                 break;
420         case 5:
421                 at91_set_A_periph(AT91_PIN_PD7, 0);  /* EBI0_NCS5/CFCS1 */
422                 ebi0_csa |= AT91_MATRIX_EBI0_CS5A_SMC_CF2;
423                 cf1_data = *data;
424                 pdev = &cf1_device;
425                 break;
426         default:
427                 printk(KERN_ERR "AT91 CF: bad chip-select requested (%u)\n",
428                        data->chipselect);
429                 return;
430         }
431         at91_sys_write(AT91_MATRIX_EBI0CSA, ebi0_csa);
432
433         if (data->det_pin) {
434                 at91_set_gpio_input(data->det_pin, 1);
435                 at91_set_deglitch(data->det_pin, 1);
436         }
437
438         if (data->irq_pin) {
439                 at91_set_gpio_input(data->irq_pin, 1);
440                 at91_set_deglitch(data->irq_pin, 1);
441         }
442
443         if (data->vcc_pin)
444                 /* initially off */
445                 at91_set_gpio_output(data->vcc_pin, 0);
446
447         /* enable EBI controlled pins */
448         at91_set_A_periph(AT91_PIN_PD5, 1);  /* NWAIT */
449         at91_set_A_periph(AT91_PIN_PD8, 0);  /* CFCE1 */
450         at91_set_A_periph(AT91_PIN_PD9, 0);  /* CFCE2 */
451         at91_set_A_periph(AT91_PIN_PD14, 0); /* CFNRW */
452
453         pdev->name = (data->flags & AT91_CF_TRUE_IDE) ? "at91_ide" : "at91_cf";
454         platform_device_register(pdev);
455 }
456 #else
457 void __init at91_add_device_cf(struct at91_cf_data *data) {}
458 #endif
459
460 /* --------------------------------------------------------------------
461  *  NAND / SmartMedia
462  * -------------------------------------------------------------------- */
463
464 #if defined(CONFIG_MTD_NAND_ATMEL) || defined(CONFIG_MTD_NAND_ATMEL_MODULE)
465 static struct atmel_nand_data nand_data;
466
467 #define NAND_BASE       AT91_CHIPSELECT_3
468
469 static struct resource nand_resources[] = {
470         [0] = {
471                 .start  = NAND_BASE,
472                 .end    = NAND_BASE + SZ_256M - 1,
473                 .flags  = IORESOURCE_MEM,
474         },
475         [1] = {
476                 .start  = AT91_BASE_SYS + AT91_ECC0,
477                 .end    = AT91_BASE_SYS + AT91_ECC0 + SZ_512 - 1,
478                 .flags  = IORESOURCE_MEM,
479         }
480 };
481
482 static struct platform_device at91sam9263_nand_device = {
483         .name           = "atmel_nand",
484         .id             = -1,
485         .dev            = {
486                                 .platform_data  = &nand_data,
487         },
488         .resource       = nand_resources,
489         .num_resources  = ARRAY_SIZE(nand_resources),
490 };
491
492 void __init at91_add_device_nand(struct atmel_nand_data *data)
493 {
494         unsigned long csa;
495
496         if (!data)
497                 return;
498
499         csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
500         at91_sys_write(AT91_MATRIX_EBI0CSA, csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA);
501
502         /* enable pin */
503         if (data->enable_pin)
504                 at91_set_gpio_output(data->enable_pin, 1);
505
506         /* ready/busy pin */
507         if (data->rdy_pin)
508                 at91_set_gpio_input(data->rdy_pin, 1);
509
510         /* card detect pin */
511         if (data->det_pin)
512                 at91_set_gpio_input(data->det_pin, 1);
513
514         nand_data = *data;
515         platform_device_register(&at91sam9263_nand_device);
516 }
517 #else
518 void __init at91_add_device_nand(struct atmel_nand_data *data) {}
519 #endif
520
521
522 /* --------------------------------------------------------------------
523  *  TWI (i2c)
524  * -------------------------------------------------------------------- */
525
526 /*
527  * Prefer the GPIO code since the TWI controller isn't robust
528  * (gets overruns and underruns under load) and can only issue
529  * repeated STARTs in one scenario (the driver doesn't yet handle them).
530  */
531 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
532
533 static struct i2c_gpio_platform_data pdata = {
534         .sda_pin                = AT91_PIN_PB4,
535         .sda_is_open_drain      = 1,
536         .scl_pin                = AT91_PIN_PB5,
537         .scl_is_open_drain      = 1,
538         .udelay                 = 2,            /* ~100 kHz */
539 };
540
541 static struct platform_device at91sam9263_twi_device = {
542         .name                   = "i2c-gpio",
543         .id                     = -1,
544         .dev.platform_data      = &pdata,
545 };
546
547 void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
548 {
549         at91_set_GPIO_periph(AT91_PIN_PB4, 1);          /* TWD (SDA) */
550         at91_set_multi_drive(AT91_PIN_PB4, 1);
551
552         at91_set_GPIO_periph(AT91_PIN_PB5, 1);          /* TWCK (SCL) */
553         at91_set_multi_drive(AT91_PIN_PB5, 1);
554
555         i2c_register_board_info(0, devices, nr_devices);
556         platform_device_register(&at91sam9263_twi_device);
557 }
558
559 #elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE)
560
561 static struct resource twi_resources[] = {
562         [0] = {
563                 .start  = AT91SAM9263_BASE_TWI,
564                 .end    = AT91SAM9263_BASE_TWI + SZ_16K - 1,
565                 .flags  = IORESOURCE_MEM,
566         },
567         [1] = {
568                 .start  = AT91SAM9263_ID_TWI,
569                 .end    = AT91SAM9263_ID_TWI,
570                 .flags  = IORESOURCE_IRQ,
571         },
572 };
573
574 static struct platform_device at91sam9263_twi_device = {
575         .name           = "at91_i2c",
576         .id             = -1,
577         .resource       = twi_resources,
578         .num_resources  = ARRAY_SIZE(twi_resources),
579 };
580
581 void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
582 {
583         /* pins used for TWI interface */
584         at91_set_A_periph(AT91_PIN_PB4, 0);             /* TWD */
585         at91_set_multi_drive(AT91_PIN_PB4, 1);
586
587         at91_set_A_periph(AT91_PIN_PB5, 0);             /* TWCK */
588         at91_set_multi_drive(AT91_PIN_PB5, 1);
589
590         i2c_register_board_info(0, devices, nr_devices);
591         platform_device_register(&at91sam9263_twi_device);
592 }
593 #else
594 void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) {}
595 #endif
596
597
598 /* --------------------------------------------------------------------
599  *  SPI
600  * -------------------------------------------------------------------- */
601
602 #if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
603 static u64 spi_dmamask = DMA_BIT_MASK(32);
604
605 static struct resource spi0_resources[] = {
606         [0] = {
607                 .start  = AT91SAM9263_BASE_SPI0,
608                 .end    = AT91SAM9263_BASE_SPI0 + SZ_16K - 1,
609                 .flags  = IORESOURCE_MEM,
610         },
611         [1] = {
612                 .start  = AT91SAM9263_ID_SPI0,
613                 .end    = AT91SAM9263_ID_SPI0,
614                 .flags  = IORESOURCE_IRQ,
615         },
616 };
617
618 static struct platform_device at91sam9263_spi0_device = {
619         .name           = "atmel_spi",
620         .id             = 0,
621         .dev            = {
622                                 .dma_mask               = &spi_dmamask,
623                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
624         },
625         .resource       = spi0_resources,
626         .num_resources  = ARRAY_SIZE(spi0_resources),
627 };
628
629 static const unsigned spi0_standard_cs[4] = { AT91_PIN_PA5, AT91_PIN_PA3, AT91_PIN_PA4, AT91_PIN_PB11 };
630
631 static struct resource spi1_resources[] = {
632         [0] = {
633                 .start  = AT91SAM9263_BASE_SPI1,
634                 .end    = AT91SAM9263_BASE_SPI1 + SZ_16K - 1,
635                 .flags  = IORESOURCE_MEM,
636         },
637         [1] = {
638                 .start  = AT91SAM9263_ID_SPI1,
639                 .end    = AT91SAM9263_ID_SPI1,
640                 .flags  = IORESOURCE_IRQ,
641         },
642 };
643
644 static struct platform_device at91sam9263_spi1_device = {
645         .name           = "atmel_spi",
646         .id             = 1,
647         .dev            = {
648                                 .dma_mask               = &spi_dmamask,
649                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
650         },
651         .resource       = spi1_resources,
652         .num_resources  = ARRAY_SIZE(spi1_resources),
653 };
654
655 static const unsigned spi1_standard_cs[4] = { AT91_PIN_PB15, AT91_PIN_PB16, AT91_PIN_PB17, AT91_PIN_PB18 };
656
657 void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
658 {
659         int i;
660         unsigned long cs_pin;
661         short enable_spi0 = 0;
662         short enable_spi1 = 0;
663
664         /* Choose SPI chip-selects */
665         for (i = 0; i < nr_devices; i++) {
666                 if (devices[i].controller_data)
667                         cs_pin = (unsigned long) devices[i].controller_data;
668                 else if (devices[i].bus_num == 0)
669                         cs_pin = spi0_standard_cs[devices[i].chip_select];
670                 else
671                         cs_pin = spi1_standard_cs[devices[i].chip_select];
672
673                 if (devices[i].bus_num == 0)
674                         enable_spi0 = 1;
675                 else
676                         enable_spi1 = 1;
677
678                 /* enable chip-select pin */
679                 at91_set_gpio_output(cs_pin, 1);
680
681                 /* pass chip-select pin to driver */
682                 devices[i].controller_data = (void *) cs_pin;
683         }
684
685         spi_register_board_info(devices, nr_devices);
686
687         /* Configure SPI bus(es) */
688         if (enable_spi0) {
689                 at91_set_B_periph(AT91_PIN_PA0, 0);     /* SPI0_MISO */
690                 at91_set_B_periph(AT91_PIN_PA1, 0);     /* SPI0_MOSI */
691                 at91_set_B_periph(AT91_PIN_PA2, 0);     /* SPI0_SPCK */
692
693                 platform_device_register(&at91sam9263_spi0_device);
694         }
695         if (enable_spi1) {
696                 at91_set_A_periph(AT91_PIN_PB12, 0);    /* SPI1_MISO */
697                 at91_set_A_periph(AT91_PIN_PB13, 0);    /* SPI1_MOSI */
698                 at91_set_A_periph(AT91_PIN_PB14, 0);    /* SPI1_SPCK */
699
700                 platform_device_register(&at91sam9263_spi1_device);
701         }
702 }
703 #else
704 void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) {}
705 #endif
706
707
708 /* --------------------------------------------------------------------
709  *  AC97
710  * -------------------------------------------------------------------- */
711
712 #if defined(CONFIG_SND_ATMEL_AC97C) || defined(CONFIG_SND_ATMEL_AC97C_MODULE)
713 static u64 ac97_dmamask = DMA_BIT_MASK(32);
714 static struct ac97c_platform_data ac97_data;
715
716 static struct resource ac97_resources[] = {
717         [0] = {
718                 .start  = AT91SAM9263_BASE_AC97C,
719                 .end    = AT91SAM9263_BASE_AC97C + SZ_16K - 1,
720                 .flags  = IORESOURCE_MEM,
721         },
722         [1] = {
723                 .start  = AT91SAM9263_ID_AC97C,
724                 .end    = AT91SAM9263_ID_AC97C,
725                 .flags  = IORESOURCE_IRQ,
726         },
727 };
728
729 static struct platform_device at91sam9263_ac97_device = {
730         .name           = "atmel_ac97c",
731         .id             = 0,
732         .dev            = {
733                                 .dma_mask               = &ac97_dmamask,
734                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
735                                 .platform_data          = &ac97_data,
736         },
737         .resource       = ac97_resources,
738         .num_resources  = ARRAY_SIZE(ac97_resources),
739 };
740
741 void __init at91_add_device_ac97(struct ac97c_platform_data *data)
742 {
743         if (!data)
744                 return;
745
746         at91_set_A_periph(AT91_PIN_PB0, 0);     /* AC97FS */
747         at91_set_A_periph(AT91_PIN_PB1, 0);     /* AC97CK */
748         at91_set_A_periph(AT91_PIN_PB2, 0);     /* AC97TX */
749         at91_set_A_periph(AT91_PIN_PB3, 0);     /* AC97RX */
750
751         /* reset */
752         if (data->reset_pin)
753                 at91_set_gpio_output(data->reset_pin, 0);
754
755         ac97_data = *data;
756         platform_device_register(&at91sam9263_ac97_device);
757 }
758 #else
759 void __init at91_add_device_ac97(struct ac97c_platform_data *data) {}
760 #endif
761
762 /* --------------------------------------------------------------------
763  *  CAN Controller
764  * -------------------------------------------------------------------- */
765
766 #if defined(CONFIG_CAN_AT91) || defined(CONFIG_CAN_AT91_MODULE)
767 static struct resource can_resources[] = {
768         [0] = {
769                 .start  = AT91SAM9263_BASE_CAN,
770                 .end    = AT91SAM9263_BASE_CAN + SZ_16K - 1,
771                 .flags  = IORESOURCE_MEM,
772         },
773         [1] = {
774                 .start  = AT91SAM9263_ID_CAN,
775                 .end    = AT91SAM9263_ID_CAN,
776                 .flags  = IORESOURCE_IRQ,
777         },
778 };
779
780 static struct platform_device at91sam9263_can_device = {
781         .name           = "at91_can",
782         .id             = -1,
783         .resource       = can_resources,
784         .num_resources  = ARRAY_SIZE(can_resources),
785 };
786
787 void __init at91_add_device_can(struct at91_can_data *data)
788 {
789         at91_set_A_periph(AT91_PIN_PA13, 0);    /* CANTX */
790         at91_set_A_periph(AT91_PIN_PA14, 0);    /* CANRX */
791         at91sam9263_can_device.dev.platform_data = data;
792
793         platform_device_register(&at91sam9263_can_device);
794 }
795 #else
796 void __init at91_add_device_can(struct at91_can_data *data) {}
797 #endif
798
799 /* --------------------------------------------------------------------
800  *  LCD Controller
801  * -------------------------------------------------------------------- */
802
803 #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
804 static u64 lcdc_dmamask = DMA_BIT_MASK(32);
805 static struct atmel_lcdfb_info lcdc_data;
806
807 static struct resource lcdc_resources[] = {
808         [0] = {
809                 .start  = AT91SAM9263_LCDC_BASE,
810                 .end    = AT91SAM9263_LCDC_BASE + SZ_4K - 1,
811                 .flags  = IORESOURCE_MEM,
812         },
813         [1] = {
814                 .start  = AT91SAM9263_ID_LCDC,
815                 .end    = AT91SAM9263_ID_LCDC,
816                 .flags  = IORESOURCE_IRQ,
817         },
818 };
819
820 static struct platform_device at91_lcdc_device = {
821         .name           = "atmel_lcdfb",
822         .id             = 0,
823         .dev            = {
824                                 .dma_mask               = &lcdc_dmamask,
825                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
826                                 .platform_data          = &lcdc_data,
827         },
828         .resource       = lcdc_resources,
829         .num_resources  = ARRAY_SIZE(lcdc_resources),
830 };
831
832 void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
833 {
834         if (!data)
835                 return;
836
837         at91_set_A_periph(AT91_PIN_PC1, 0);     /* LCDHSYNC */
838         at91_set_A_periph(AT91_PIN_PC2, 0);     /* LCDDOTCK */
839         at91_set_A_periph(AT91_PIN_PC3, 0);     /* LCDDEN */
840         at91_set_B_periph(AT91_PIN_PB9, 0);     /* LCDCC */
841         at91_set_A_periph(AT91_PIN_PC6, 0);     /* LCDD2 */
842         at91_set_A_periph(AT91_PIN_PC7, 0);     /* LCDD3 */
843         at91_set_A_periph(AT91_PIN_PC8, 0);     /* LCDD4 */
844         at91_set_A_periph(AT91_PIN_PC9, 0);     /* LCDD5 */
845         at91_set_A_periph(AT91_PIN_PC10, 0);    /* LCDD6 */
846         at91_set_A_periph(AT91_PIN_PC11, 0);    /* LCDD7 */
847         at91_set_A_periph(AT91_PIN_PC14, 0);    /* LCDD10 */
848         at91_set_A_periph(AT91_PIN_PC15, 0);    /* LCDD11 */
849         at91_set_A_periph(AT91_PIN_PC16, 0);    /* LCDD12 */
850         at91_set_B_periph(AT91_PIN_PC12, 0);    /* LCDD13 */
851         at91_set_A_periph(AT91_PIN_PC18, 0);    /* LCDD14 */
852         at91_set_A_periph(AT91_PIN_PC19, 0);    /* LCDD15 */
853         at91_set_A_periph(AT91_PIN_PC22, 0);    /* LCDD18 */
854         at91_set_A_periph(AT91_PIN_PC23, 0);    /* LCDD19 */
855         at91_set_A_periph(AT91_PIN_PC24, 0);    /* LCDD20 */
856         at91_set_B_periph(AT91_PIN_PC17, 0);    /* LCDD21 */
857         at91_set_A_periph(AT91_PIN_PC26, 0);    /* LCDD22 */
858         at91_set_A_periph(AT91_PIN_PC27, 0);    /* LCDD23 */
859
860         lcdc_data = *data;
861         platform_device_register(&at91_lcdc_device);
862 }
863 #else
864 void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
865 #endif
866
867
868 /* --------------------------------------------------------------------
869  *  Image Sensor Interface
870  * -------------------------------------------------------------------- */
871
872 #if defined(CONFIG_VIDEO_AT91_ISI) || defined(CONFIG_VIDEO_AT91_ISI_MODULE)
873
874 struct resource isi_resources[] = {
875         [0] = {
876                 .start  = AT91SAM9263_BASE_ISI,
877                 .end    = AT91SAM9263_BASE_ISI + SZ_16K - 1,
878                 .flags  = IORESOURCE_MEM,
879         },
880         [1] = {
881                 .start  = AT91SAM9263_ID_ISI,
882                 .end    = AT91SAM9263_ID_ISI,
883                 .flags  = IORESOURCE_IRQ,
884         },
885 };
886
887 static struct platform_device at91sam9263_isi_device = {
888         .name           = "at91_isi",
889         .id             = -1,
890         .resource       = isi_resources,
891         .num_resources  = ARRAY_SIZE(isi_resources),
892 };
893
894 void __init at91_add_device_isi(void)
895 {
896         at91_set_A_periph(AT91_PIN_PE0, 0);     /* ISI_D0 */
897         at91_set_A_periph(AT91_PIN_PE1, 0);     /* ISI_D1 */
898         at91_set_A_periph(AT91_PIN_PE2, 0);     /* ISI_D2 */
899         at91_set_A_periph(AT91_PIN_PE3, 0);     /* ISI_D3 */
900         at91_set_A_periph(AT91_PIN_PE4, 0);     /* ISI_D4 */
901         at91_set_A_periph(AT91_PIN_PE5, 0);     /* ISI_D5 */
902         at91_set_A_periph(AT91_PIN_PE6, 0);     /* ISI_D6 */
903         at91_set_A_periph(AT91_PIN_PE7, 0);     /* ISI_D7 */
904         at91_set_A_periph(AT91_PIN_PE8, 0);     /* ISI_PCK */
905         at91_set_A_periph(AT91_PIN_PE9, 0);     /* ISI_HSYNC */
906         at91_set_A_periph(AT91_PIN_PE10, 0);    /* ISI_VSYNC */
907         at91_set_B_periph(AT91_PIN_PE11, 0);    /* ISI_MCK (PCK3) */
908         at91_set_B_periph(AT91_PIN_PE12, 0);    /* ISI_PD8 */
909         at91_set_B_periph(AT91_PIN_PE13, 0);    /* ISI_PD9 */
910         at91_set_B_periph(AT91_PIN_PE14, 0);    /* ISI_PD10 */
911         at91_set_B_periph(AT91_PIN_PE15, 0);    /* ISI_PD11 */
912 }
913 #else
914 void __init at91_add_device_isi(void) {}
915 #endif
916
917
918 /* --------------------------------------------------------------------
919  *  Timer/Counter block
920  * -------------------------------------------------------------------- */
921
922 #ifdef CONFIG_ATMEL_TCLIB
923
924 static struct resource tcb_resources[] = {
925         [0] = {
926                 .start  = AT91SAM9263_BASE_TCB0,
927                 .end    = AT91SAM9263_BASE_TCB0 + SZ_16K - 1,
928                 .flags  = IORESOURCE_MEM,
929         },
930         [1] = {
931                 .start  = AT91SAM9263_ID_TCB,
932                 .end    = AT91SAM9263_ID_TCB,
933                 .flags  = IORESOURCE_IRQ,
934         },
935 };
936
937 static struct platform_device at91sam9263_tcb_device = {
938         .name           = "atmel_tcb",
939         .id             = 0,
940         .resource       = tcb_resources,
941         .num_resources  = ARRAY_SIZE(tcb_resources),
942 };
943
944 static void __init at91_add_device_tc(void)
945 {
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                 break;
1175         case AT91SAM9263_ID_SSC1:
1176                 pdev = &at91sam9263_ssc1_device;
1177                 configure_ssc1_pins(pins);
1178                 break;
1179         default:
1180                 return;
1181         }
1182
1183         platform_device_register(pdev);
1184 }
1185
1186 #else
1187 void __init at91_add_device_ssc(unsigned id, unsigned pins) {}
1188 #endif
1189
1190
1191 /* --------------------------------------------------------------------
1192  *  UART
1193  * -------------------------------------------------------------------- */
1194
1195 #if defined(CONFIG_SERIAL_ATMEL)
1196
1197 static struct resource dbgu_resources[] = {
1198         [0] = {
1199                 .start  = AT91_VA_BASE_SYS + AT91_DBGU,
1200                 .end    = AT91_VA_BASE_SYS + AT91_DBGU + SZ_512 - 1,
1201                 .flags  = IORESOURCE_MEM,
1202         },
1203         [1] = {
1204                 .start  = AT91_ID_SYS,
1205                 .end    = AT91_ID_SYS,
1206                 .flags  = IORESOURCE_IRQ,
1207         },
1208 };
1209
1210 static struct atmel_uart_data dbgu_data = {
1211         .use_dma_tx     = 0,
1212         .use_dma_rx     = 0,            /* DBGU not capable of receive DMA */
1213         .regs           = (void __iomem *)(AT91_VA_BASE_SYS + AT91_DBGU),
1214 };
1215
1216 static u64 dbgu_dmamask = DMA_BIT_MASK(32);
1217
1218 static struct platform_device at91sam9263_dbgu_device = {
1219         .name           = "atmel_usart",
1220         .id             = 0,
1221         .dev            = {
1222                                 .dma_mask               = &dbgu_dmamask,
1223                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1224                                 .platform_data          = &dbgu_data,
1225         },
1226         .resource       = dbgu_resources,
1227         .num_resources  = ARRAY_SIZE(dbgu_resources),
1228 };
1229
1230 static inline void configure_dbgu_pins(void)
1231 {
1232         at91_set_A_periph(AT91_PIN_PC30, 0);            /* DRXD */
1233         at91_set_A_periph(AT91_PIN_PC31, 1);            /* DTXD */
1234 }
1235
1236 static struct resource uart0_resources[] = {
1237         [0] = {
1238                 .start  = AT91SAM9263_BASE_US0,
1239                 .end    = AT91SAM9263_BASE_US0 + SZ_16K - 1,
1240                 .flags  = IORESOURCE_MEM,
1241         },
1242         [1] = {
1243                 .start  = AT91SAM9263_ID_US0,
1244                 .end    = AT91SAM9263_ID_US0,
1245                 .flags  = IORESOURCE_IRQ,
1246         },
1247 };
1248
1249 static struct atmel_uart_data uart0_data = {
1250         .use_dma_tx     = 1,
1251         .use_dma_rx     = 1,
1252 };
1253
1254 static u64 uart0_dmamask = DMA_BIT_MASK(32);
1255
1256 static struct platform_device at91sam9263_uart0_device = {
1257         .name           = "atmel_usart",
1258         .id             = 1,
1259         .dev            = {
1260                                 .dma_mask               = &uart0_dmamask,
1261                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1262                                 .platform_data          = &uart0_data,
1263         },
1264         .resource       = uart0_resources,
1265         .num_resources  = ARRAY_SIZE(uart0_resources),
1266 };
1267
1268 static inline void configure_usart0_pins(unsigned pins)
1269 {
1270         at91_set_A_periph(AT91_PIN_PA26, 1);            /* TXD0 */
1271         at91_set_A_periph(AT91_PIN_PA27, 0);            /* RXD0 */
1272
1273         if (pins & ATMEL_UART_RTS)
1274                 at91_set_A_periph(AT91_PIN_PA28, 0);    /* RTS0 */
1275         if (pins & ATMEL_UART_CTS)
1276                 at91_set_A_periph(AT91_PIN_PA29, 0);    /* CTS0 */
1277 }
1278
1279 static struct resource uart1_resources[] = {
1280         [0] = {
1281                 .start  = AT91SAM9263_BASE_US1,
1282                 .end    = AT91SAM9263_BASE_US1 + SZ_16K - 1,
1283                 .flags  = IORESOURCE_MEM,
1284         },
1285         [1] = {
1286                 .start  = AT91SAM9263_ID_US1,
1287                 .end    = AT91SAM9263_ID_US1,
1288                 .flags  = IORESOURCE_IRQ,
1289         },
1290 };
1291
1292 static struct atmel_uart_data uart1_data = {
1293         .use_dma_tx     = 1,
1294         .use_dma_rx     = 1,
1295 };
1296
1297 static u64 uart1_dmamask = DMA_BIT_MASK(32);
1298
1299 static struct platform_device at91sam9263_uart1_device = {
1300         .name           = "atmel_usart",
1301         .id             = 2,
1302         .dev            = {
1303                                 .dma_mask               = &uart1_dmamask,
1304                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1305                                 .platform_data          = &uart1_data,
1306         },
1307         .resource       = uart1_resources,
1308         .num_resources  = ARRAY_SIZE(uart1_resources),
1309 };
1310
1311 static inline void configure_usart1_pins(unsigned pins)
1312 {
1313         at91_set_A_periph(AT91_PIN_PD0, 1);             /* TXD1 */
1314         at91_set_A_periph(AT91_PIN_PD1, 0);             /* RXD1 */
1315
1316         if (pins & ATMEL_UART_RTS)
1317                 at91_set_B_periph(AT91_PIN_PD7, 0);     /* RTS1 */
1318         if (pins & ATMEL_UART_CTS)
1319                 at91_set_B_periph(AT91_PIN_PD8, 0);     /* CTS1 */
1320 }
1321
1322 static struct resource uart2_resources[] = {
1323         [0] = {
1324                 .start  = AT91SAM9263_BASE_US2,
1325                 .end    = AT91SAM9263_BASE_US2 + SZ_16K - 1,
1326                 .flags  = IORESOURCE_MEM,
1327         },
1328         [1] = {
1329                 .start  = AT91SAM9263_ID_US2,
1330                 .end    = AT91SAM9263_ID_US2,
1331                 .flags  = IORESOURCE_IRQ,
1332         },
1333 };
1334
1335 static struct atmel_uart_data uart2_data = {
1336         .use_dma_tx     = 1,
1337         .use_dma_rx     = 1,
1338 };
1339
1340 static u64 uart2_dmamask = DMA_BIT_MASK(32);
1341
1342 static struct platform_device at91sam9263_uart2_device = {
1343         .name           = "atmel_usart",
1344         .id             = 3,
1345         .dev            = {
1346                                 .dma_mask               = &uart2_dmamask,
1347                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1348                                 .platform_data          = &uart2_data,
1349         },
1350         .resource       = uart2_resources,
1351         .num_resources  = ARRAY_SIZE(uart2_resources),
1352 };
1353
1354 static inline void configure_usart2_pins(unsigned pins)
1355 {
1356         at91_set_A_periph(AT91_PIN_PD2, 1);             /* TXD2 */
1357         at91_set_A_periph(AT91_PIN_PD3, 0);             /* RXD2 */
1358
1359         if (pins & ATMEL_UART_RTS)
1360                 at91_set_B_periph(AT91_PIN_PD5, 0);     /* RTS2 */
1361         if (pins & ATMEL_UART_CTS)
1362                 at91_set_B_periph(AT91_PIN_PD6, 0);     /* CTS2 */
1363 }
1364
1365 static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART];   /* the UARTs to use */
1366 struct platform_device *atmel_default_console_device;   /* the serial console device */
1367
1368 void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
1369 {
1370         struct platform_device *pdev;
1371         struct atmel_uart_data *pdata;
1372
1373         switch (id) {
1374                 case 0:         /* DBGU */
1375                         pdev = &at91sam9263_dbgu_device;
1376                         configure_dbgu_pins();
1377                         break;
1378                 case AT91SAM9263_ID_US0:
1379                         pdev = &at91sam9263_uart0_device;
1380                         configure_usart0_pins(pins);
1381                         break;
1382                 case AT91SAM9263_ID_US1:
1383                         pdev = &at91sam9263_uart1_device;
1384                         configure_usart1_pins(pins);
1385                         break;
1386                 case AT91SAM9263_ID_US2:
1387                         pdev = &at91sam9263_uart2_device;
1388                         configure_usart2_pins(pins);
1389                         break;
1390                 default:
1391                         return;
1392         }
1393         pdata = pdev->dev.platform_data;
1394         pdata->num = portnr;            /* update to mapped ID */
1395
1396         if (portnr < ATMEL_MAX_UART)
1397                 at91_uarts[portnr] = pdev;
1398 }
1399
1400 void __init at91_set_serial_console(unsigned portnr)
1401 {
1402         if (portnr < ATMEL_MAX_UART) {
1403                 atmel_default_console_device = at91_uarts[portnr];
1404                 at91sam9263_set_console_clock(at91_uarts[portnr]->id);
1405         }
1406 }
1407
1408 void __init at91_add_device_serial(void)
1409 {
1410         int i;
1411
1412         for (i = 0; i < ATMEL_MAX_UART; i++) {
1413                 if (at91_uarts[i])
1414                         platform_device_register(at91_uarts[i]);
1415         }
1416
1417         if (!atmel_default_console_device)
1418                 printk(KERN_INFO "AT91: No default serial console defined.\n");
1419 }
1420 #else
1421 void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) {}
1422 void __init at91_set_serial_console(unsigned portnr) {}
1423 void __init at91_add_device_serial(void) {}
1424 #endif
1425
1426
1427 /* -------------------------------------------------------------------- */
1428 /*
1429  * These devices are always present and don't need any board-specific
1430  * setup.
1431  */
1432 static int __init at91_add_standard_devices(void)
1433 {
1434         at91_add_device_rtt();
1435         at91_add_device_watchdog();
1436         at91_add_device_tc();
1437         return 0;
1438 }
1439
1440 arch_initcall(at91_add_standard_devices);