Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
[linux-2.6] / 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_AT91_AC97) || defined(CONFIG_SND_AT91_AC97_MODULE)
711 static u64 ac97_dmamask = DMA_BIT_MASK(32);
712 static struct atmel_ac97_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           = "ac97c",
729         .id             = 1,
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 atmel_ac97_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 = *ek_data;
754         platform_device_register(&at91sam9263_ac97_device);
755 }
756 #else
757 void __init at91_add_device_ac97(struct atmel_ac97_data *data) {}
758 #endif
759
760
761 /* --------------------------------------------------------------------
762  *  LCD Controller
763  * -------------------------------------------------------------------- */
764
765 #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
766 static u64 lcdc_dmamask = DMA_BIT_MASK(32);
767 static struct atmel_lcdfb_info lcdc_data;
768
769 static struct resource lcdc_resources[] = {
770         [0] = {
771                 .start  = AT91SAM9263_LCDC_BASE,
772                 .end    = AT91SAM9263_LCDC_BASE + SZ_4K - 1,
773                 .flags  = IORESOURCE_MEM,
774         },
775         [1] = {
776                 .start  = AT91SAM9263_ID_LCDC,
777                 .end    = AT91SAM9263_ID_LCDC,
778                 .flags  = IORESOURCE_IRQ,
779         },
780 };
781
782 static struct platform_device at91_lcdc_device = {
783         .name           = "atmel_lcdfb",
784         .id             = 0,
785         .dev            = {
786                                 .dma_mask               = &lcdc_dmamask,
787                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
788                                 .platform_data          = &lcdc_data,
789         },
790         .resource       = lcdc_resources,
791         .num_resources  = ARRAY_SIZE(lcdc_resources),
792 };
793
794 void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
795 {
796         if (!data)
797                 return;
798
799         at91_set_A_periph(AT91_PIN_PC1, 0);     /* LCDHSYNC */
800         at91_set_A_periph(AT91_PIN_PC2, 0);     /* LCDDOTCK */
801         at91_set_A_periph(AT91_PIN_PC3, 0);     /* LCDDEN */
802         at91_set_B_periph(AT91_PIN_PB9, 0);     /* LCDCC */
803         at91_set_A_periph(AT91_PIN_PC6, 0);     /* LCDD2 */
804         at91_set_A_periph(AT91_PIN_PC7, 0);     /* LCDD3 */
805         at91_set_A_periph(AT91_PIN_PC8, 0);     /* LCDD4 */
806         at91_set_A_periph(AT91_PIN_PC9, 0);     /* LCDD5 */
807         at91_set_A_periph(AT91_PIN_PC10, 0);    /* LCDD6 */
808         at91_set_A_periph(AT91_PIN_PC11, 0);    /* LCDD7 */
809         at91_set_A_periph(AT91_PIN_PC14, 0);    /* LCDD10 */
810         at91_set_A_periph(AT91_PIN_PC15, 0);    /* LCDD11 */
811         at91_set_A_periph(AT91_PIN_PC16, 0);    /* LCDD12 */
812         at91_set_B_periph(AT91_PIN_PC12, 0);    /* LCDD13 */
813         at91_set_A_periph(AT91_PIN_PC18, 0);    /* LCDD14 */
814         at91_set_A_periph(AT91_PIN_PC19, 0);    /* LCDD15 */
815         at91_set_A_periph(AT91_PIN_PC22, 0);    /* LCDD18 */
816         at91_set_A_periph(AT91_PIN_PC23, 0);    /* LCDD19 */
817         at91_set_A_periph(AT91_PIN_PC24, 0);    /* LCDD20 */
818         at91_set_B_periph(AT91_PIN_PC17, 0);    /* LCDD21 */
819         at91_set_A_periph(AT91_PIN_PC26, 0);    /* LCDD22 */
820         at91_set_A_periph(AT91_PIN_PC27, 0);    /* LCDD23 */
821
822         lcdc_data = *data;
823         platform_device_register(&at91_lcdc_device);
824 }
825 #else
826 void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
827 #endif
828
829
830 /* --------------------------------------------------------------------
831  *  Image Sensor Interface
832  * -------------------------------------------------------------------- */
833
834 #if defined(CONFIG_VIDEO_AT91_ISI) || defined(CONFIG_VIDEO_AT91_ISI_MODULE)
835
836 struct resource isi_resources[] = {
837         [0] = {
838                 .start  = AT91SAM9263_BASE_ISI,
839                 .end    = AT91SAM9263_BASE_ISI + SZ_16K - 1,
840                 .flags  = IORESOURCE_MEM,
841         },
842         [1] = {
843                 .start  = AT91SAM9263_ID_ISI,
844                 .end    = AT91SAM9263_ID_ISI,
845                 .flags  = IORESOURCE_IRQ,
846         },
847 };
848
849 static struct platform_device at91sam9263_isi_device = {
850         .name           = "at91_isi",
851         .id             = -1,
852         .resource       = isi_resources,
853         .num_resources  = ARRAY_SIZE(isi_resources),
854 };
855
856 void __init at91_add_device_isi(void)
857 {
858         at91_set_A_periph(AT91_PIN_PE0, 0);     /* ISI_D0 */
859         at91_set_A_periph(AT91_PIN_PE1, 0);     /* ISI_D1 */
860         at91_set_A_periph(AT91_PIN_PE2, 0);     /* ISI_D2 */
861         at91_set_A_periph(AT91_PIN_PE3, 0);     /* ISI_D3 */
862         at91_set_A_periph(AT91_PIN_PE4, 0);     /* ISI_D4 */
863         at91_set_A_periph(AT91_PIN_PE5, 0);     /* ISI_D5 */
864         at91_set_A_periph(AT91_PIN_PE6, 0);     /* ISI_D6 */
865         at91_set_A_periph(AT91_PIN_PE7, 0);     /* ISI_D7 */
866         at91_set_A_periph(AT91_PIN_PE8, 0);     /* ISI_PCK */
867         at91_set_A_periph(AT91_PIN_PE9, 0);     /* ISI_HSYNC */
868         at91_set_A_periph(AT91_PIN_PE10, 0);    /* ISI_VSYNC */
869         at91_set_B_periph(AT91_PIN_PE11, 0);    /* ISI_MCK (PCK3) */
870         at91_set_B_periph(AT91_PIN_PE12, 0);    /* ISI_PD8 */
871         at91_set_B_periph(AT91_PIN_PE13, 0);    /* ISI_PD9 */
872         at91_set_B_periph(AT91_PIN_PE14, 0);    /* ISI_PD10 */
873         at91_set_B_periph(AT91_PIN_PE15, 0);    /* ISI_PD11 */
874 }
875 #else
876 void __init at91_add_device_isi(void) {}
877 #endif
878
879
880 /* --------------------------------------------------------------------
881  *  Timer/Counter block
882  * -------------------------------------------------------------------- */
883
884 #ifdef CONFIG_ATMEL_TCLIB
885
886 static struct resource tcb_resources[] = {
887         [0] = {
888                 .start  = AT91SAM9263_BASE_TCB0,
889                 .end    = AT91SAM9263_BASE_TCB0 + SZ_16K - 1,
890                 .flags  = IORESOURCE_MEM,
891         },
892         [1] = {
893                 .start  = AT91SAM9263_ID_TCB,
894                 .end    = AT91SAM9263_ID_TCB,
895                 .flags  = IORESOURCE_IRQ,
896         },
897 };
898
899 static struct platform_device at91sam9263_tcb_device = {
900         .name           = "atmel_tcb",
901         .id             = 0,
902         .resource       = tcb_resources,
903         .num_resources  = ARRAY_SIZE(tcb_resources),
904 };
905
906 static void __init at91_add_device_tc(void)
907 {
908         /* this chip has one clock and irq for all three TC channels */
909         at91_clock_associate("tcb_clk", &at91sam9263_tcb_device.dev, "t0_clk");
910         platform_device_register(&at91sam9263_tcb_device);
911 }
912 #else
913 static void __init at91_add_device_tc(void) { }
914 #endif
915
916
917 /* --------------------------------------------------------------------
918  *  RTT
919  * -------------------------------------------------------------------- */
920
921 static struct resource rtt0_resources[] = {
922         {
923                 .start  = AT91_BASE_SYS + AT91_RTT0,
924                 .end    = AT91_BASE_SYS + AT91_RTT0 + SZ_16 - 1,
925                 .flags  = IORESOURCE_MEM,
926         }
927 };
928
929 static struct platform_device at91sam9263_rtt0_device = {
930         .name           = "at91_rtt",
931         .id             = 0,
932         .resource       = rtt0_resources,
933         .num_resources  = ARRAY_SIZE(rtt0_resources),
934 };
935
936 static struct resource rtt1_resources[] = {
937         {
938                 .start  = AT91_BASE_SYS + AT91_RTT1,
939                 .end    = AT91_BASE_SYS + AT91_RTT1 + SZ_16 - 1,
940                 .flags  = IORESOURCE_MEM,
941         }
942 };
943
944 static struct platform_device at91sam9263_rtt1_device = {
945         .name           = "at91_rtt",
946         .id             = 1,
947         .resource       = rtt1_resources,
948         .num_resources  = ARRAY_SIZE(rtt1_resources),
949 };
950
951 static void __init at91_add_device_rtt(void)
952 {
953         platform_device_register(&at91sam9263_rtt0_device);
954         platform_device_register(&at91sam9263_rtt1_device);
955 }
956
957
958 /* --------------------------------------------------------------------
959  *  Watchdog
960  * -------------------------------------------------------------------- */
961
962 #if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
963 static struct platform_device at91sam9263_wdt_device = {
964         .name           = "at91_wdt",
965         .id             = -1,
966         .num_resources  = 0,
967 };
968
969 static void __init at91_add_device_watchdog(void)
970 {
971         platform_device_register(&at91sam9263_wdt_device);
972 }
973 #else
974 static void __init at91_add_device_watchdog(void) {}
975 #endif
976
977
978 /* --------------------------------------------------------------------
979  *  PWM
980  * --------------------------------------------------------------------*/
981
982 #if defined(CONFIG_ATMEL_PWM)
983 static u32 pwm_mask;
984
985 static struct resource pwm_resources[] = {
986         [0] = {
987                 .start  = AT91SAM9263_BASE_PWMC,
988                 .end    = AT91SAM9263_BASE_PWMC + SZ_16K - 1,
989                 .flags  = IORESOURCE_MEM,
990         },
991         [1] = {
992                 .start  = AT91SAM9263_ID_PWMC,
993                 .end    = AT91SAM9263_ID_PWMC,
994                 .flags  = IORESOURCE_IRQ,
995         },
996 };
997
998 static struct platform_device at91sam9263_pwm0_device = {
999         .name   = "atmel_pwm",
1000         .id     = -1,
1001         .dev    = {
1002                 .platform_data          = &pwm_mask,
1003         },
1004         .resource       = pwm_resources,
1005         .num_resources  = ARRAY_SIZE(pwm_resources),
1006 };
1007
1008 void __init at91_add_device_pwm(u32 mask)
1009 {
1010         if (mask & (1 << AT91_PWM0))
1011                 at91_set_B_periph(AT91_PIN_PB7, 1);     /* enable PWM0 */
1012
1013         if (mask & (1 << AT91_PWM1))
1014                 at91_set_B_periph(AT91_PIN_PB8, 1);     /* enable PWM1 */
1015
1016         if (mask & (1 << AT91_PWM2))
1017                 at91_set_B_periph(AT91_PIN_PC29, 1);    /* enable PWM2 */
1018
1019         if (mask & (1 << AT91_PWM3))
1020                 at91_set_B_periph(AT91_PIN_PB29, 1);    /* enable PWM3 */
1021
1022         pwm_mask = mask;
1023
1024         platform_device_register(&at91sam9263_pwm0_device);
1025 }
1026 #else
1027 void __init at91_add_device_pwm(u32 mask) {}
1028 #endif
1029
1030
1031 /* --------------------------------------------------------------------
1032  *  SSC -- Synchronous Serial Controller
1033  * -------------------------------------------------------------------- */
1034
1035 #if defined(CONFIG_ATMEL_SSC) || defined(CONFIG_ATMEL_SSC_MODULE)
1036 static u64 ssc0_dmamask = DMA_BIT_MASK(32);
1037
1038 static struct resource ssc0_resources[] = {
1039         [0] = {
1040                 .start  = AT91SAM9263_BASE_SSC0,
1041                 .end    = AT91SAM9263_BASE_SSC0 + SZ_16K - 1,
1042                 .flags  = IORESOURCE_MEM,
1043         },
1044         [1] = {
1045                 .start  = AT91SAM9263_ID_SSC0,
1046                 .end    = AT91SAM9263_ID_SSC0,
1047                 .flags  = IORESOURCE_IRQ,
1048         },
1049 };
1050
1051 static struct platform_device at91sam9263_ssc0_device = {
1052         .name   = "ssc",
1053         .id     = 0,
1054         .dev    = {
1055                 .dma_mask               = &ssc0_dmamask,
1056                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1057         },
1058         .resource       = ssc0_resources,
1059         .num_resources  = ARRAY_SIZE(ssc0_resources),
1060 };
1061
1062 static inline void configure_ssc0_pins(unsigned pins)
1063 {
1064         if (pins & ATMEL_SSC_TF)
1065                 at91_set_B_periph(AT91_PIN_PB0, 1);
1066         if (pins & ATMEL_SSC_TK)
1067                 at91_set_B_periph(AT91_PIN_PB1, 1);
1068         if (pins & ATMEL_SSC_TD)
1069                 at91_set_B_periph(AT91_PIN_PB2, 1);
1070         if (pins & ATMEL_SSC_RD)
1071                 at91_set_B_periph(AT91_PIN_PB3, 1);
1072         if (pins & ATMEL_SSC_RK)
1073                 at91_set_B_periph(AT91_PIN_PB4, 1);
1074         if (pins & ATMEL_SSC_RF)
1075                 at91_set_B_periph(AT91_PIN_PB5, 1);
1076 }
1077
1078 static u64 ssc1_dmamask = DMA_BIT_MASK(32);
1079
1080 static struct resource ssc1_resources[] = {
1081         [0] = {
1082                 .start  = AT91SAM9263_BASE_SSC1,
1083                 .end    = AT91SAM9263_BASE_SSC1 + SZ_16K - 1,
1084                 .flags  = IORESOURCE_MEM,
1085         },
1086         [1] = {
1087                 .start  = AT91SAM9263_ID_SSC1,
1088                 .end    = AT91SAM9263_ID_SSC1,
1089                 .flags  = IORESOURCE_IRQ,
1090         },
1091 };
1092
1093 static struct platform_device at91sam9263_ssc1_device = {
1094         .name   = "ssc",
1095         .id     = 1,
1096         .dev    = {
1097                 .dma_mask               = &ssc1_dmamask,
1098                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1099         },
1100         .resource       = ssc1_resources,
1101         .num_resources  = ARRAY_SIZE(ssc1_resources),
1102 };
1103
1104 static inline void configure_ssc1_pins(unsigned pins)
1105 {
1106         if (pins & ATMEL_SSC_TF)
1107                 at91_set_A_periph(AT91_PIN_PB6, 1);
1108         if (pins & ATMEL_SSC_TK)
1109                 at91_set_A_periph(AT91_PIN_PB7, 1);
1110         if (pins & ATMEL_SSC_TD)
1111                 at91_set_A_periph(AT91_PIN_PB8, 1);
1112         if (pins & ATMEL_SSC_RD)
1113                 at91_set_A_periph(AT91_PIN_PB9, 1);
1114         if (pins & ATMEL_SSC_RK)
1115                 at91_set_A_periph(AT91_PIN_PB10, 1);
1116         if (pins & ATMEL_SSC_RF)
1117                 at91_set_A_periph(AT91_PIN_PB11, 1);
1118 }
1119
1120 /*
1121  * SSC controllers are accessed through library code, instead of any
1122  * kind of all-singing/all-dancing driver.  For example one could be
1123  * used by a particular I2S audio codec's driver, while another one
1124  * on the same system might be used by a custom data capture driver.
1125  */
1126 void __init at91_add_device_ssc(unsigned id, unsigned pins)
1127 {
1128         struct platform_device *pdev;
1129
1130         /*
1131          * NOTE: caller is responsible for passing information matching
1132          * "pins" to whatever will be using each particular controller.
1133          */
1134         switch (id) {
1135         case AT91SAM9263_ID_SSC0:
1136                 pdev = &at91sam9263_ssc0_device;
1137                 configure_ssc0_pins(pins);
1138                 at91_clock_associate("ssc0_clk", &pdev->dev, "pclk");
1139                 break;
1140         case AT91SAM9263_ID_SSC1:
1141                 pdev = &at91sam9263_ssc1_device;
1142                 configure_ssc1_pins(pins);
1143                 at91_clock_associate("ssc1_clk", &pdev->dev, "pclk");
1144                 break;
1145         default:
1146                 return;
1147         }
1148
1149         platform_device_register(pdev);
1150 }
1151
1152 #else
1153 void __init at91_add_device_ssc(unsigned id, unsigned pins) {}
1154 #endif
1155
1156
1157 /* --------------------------------------------------------------------
1158  *  UART
1159  * -------------------------------------------------------------------- */
1160
1161 #if defined(CONFIG_SERIAL_ATMEL)
1162
1163 static struct resource dbgu_resources[] = {
1164         [0] = {
1165                 .start  = AT91_VA_BASE_SYS + AT91_DBGU,
1166                 .end    = AT91_VA_BASE_SYS + AT91_DBGU + SZ_512 - 1,
1167                 .flags  = IORESOURCE_MEM,
1168         },
1169         [1] = {
1170                 .start  = AT91_ID_SYS,
1171                 .end    = AT91_ID_SYS,
1172                 .flags  = IORESOURCE_IRQ,
1173         },
1174 };
1175
1176 static struct atmel_uart_data dbgu_data = {
1177         .use_dma_tx     = 0,
1178         .use_dma_rx     = 0,            /* DBGU not capable of receive DMA */
1179         .regs           = (void __iomem *)(AT91_VA_BASE_SYS + AT91_DBGU),
1180 };
1181
1182 static u64 dbgu_dmamask = DMA_BIT_MASK(32);
1183
1184 static struct platform_device at91sam9263_dbgu_device = {
1185         .name           = "atmel_usart",
1186         .id             = 0,
1187         .dev            = {
1188                                 .dma_mask               = &dbgu_dmamask,
1189                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1190                                 .platform_data          = &dbgu_data,
1191         },
1192         .resource       = dbgu_resources,
1193         .num_resources  = ARRAY_SIZE(dbgu_resources),
1194 };
1195
1196 static inline void configure_dbgu_pins(void)
1197 {
1198         at91_set_A_periph(AT91_PIN_PC30, 0);            /* DRXD */
1199         at91_set_A_periph(AT91_PIN_PC31, 1);            /* DTXD */
1200 }
1201
1202 static struct resource uart0_resources[] = {
1203         [0] = {
1204                 .start  = AT91SAM9263_BASE_US0,
1205                 .end    = AT91SAM9263_BASE_US0 + SZ_16K - 1,
1206                 .flags  = IORESOURCE_MEM,
1207         },
1208         [1] = {
1209                 .start  = AT91SAM9263_ID_US0,
1210                 .end    = AT91SAM9263_ID_US0,
1211                 .flags  = IORESOURCE_IRQ,
1212         },
1213 };
1214
1215 static struct atmel_uart_data uart0_data = {
1216         .use_dma_tx     = 1,
1217         .use_dma_rx     = 1,
1218 };
1219
1220 static u64 uart0_dmamask = DMA_BIT_MASK(32);
1221
1222 static struct platform_device at91sam9263_uart0_device = {
1223         .name           = "atmel_usart",
1224         .id             = 1,
1225         .dev            = {
1226                                 .dma_mask               = &uart0_dmamask,
1227                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1228                                 .platform_data          = &uart0_data,
1229         },
1230         .resource       = uart0_resources,
1231         .num_resources  = ARRAY_SIZE(uart0_resources),
1232 };
1233
1234 static inline void configure_usart0_pins(unsigned pins)
1235 {
1236         at91_set_A_periph(AT91_PIN_PA26, 1);            /* TXD0 */
1237         at91_set_A_periph(AT91_PIN_PA27, 0);            /* RXD0 */
1238
1239         if (pins & ATMEL_UART_RTS)
1240                 at91_set_A_periph(AT91_PIN_PA28, 0);    /* RTS0 */
1241         if (pins & ATMEL_UART_CTS)
1242                 at91_set_A_periph(AT91_PIN_PA29, 0);    /* CTS0 */
1243 }
1244
1245 static struct resource uart1_resources[] = {
1246         [0] = {
1247                 .start  = AT91SAM9263_BASE_US1,
1248                 .end    = AT91SAM9263_BASE_US1 + SZ_16K - 1,
1249                 .flags  = IORESOURCE_MEM,
1250         },
1251         [1] = {
1252                 .start  = AT91SAM9263_ID_US1,
1253                 .end    = AT91SAM9263_ID_US1,
1254                 .flags  = IORESOURCE_IRQ,
1255         },
1256 };
1257
1258 static struct atmel_uart_data uart1_data = {
1259         .use_dma_tx     = 1,
1260         .use_dma_rx     = 1,
1261 };
1262
1263 static u64 uart1_dmamask = DMA_BIT_MASK(32);
1264
1265 static struct platform_device at91sam9263_uart1_device = {
1266         .name           = "atmel_usart",
1267         .id             = 2,
1268         .dev            = {
1269                                 .dma_mask               = &uart1_dmamask,
1270                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1271                                 .platform_data          = &uart1_data,
1272         },
1273         .resource       = uart1_resources,
1274         .num_resources  = ARRAY_SIZE(uart1_resources),
1275 };
1276
1277 static inline void configure_usart1_pins(unsigned pins)
1278 {
1279         at91_set_A_periph(AT91_PIN_PD0, 1);             /* TXD1 */
1280         at91_set_A_periph(AT91_PIN_PD1, 0);             /* RXD1 */
1281
1282         if (pins & ATMEL_UART_RTS)
1283                 at91_set_B_periph(AT91_PIN_PD7, 0);     /* RTS1 */
1284         if (pins & ATMEL_UART_CTS)
1285                 at91_set_B_periph(AT91_PIN_PD8, 0);     /* CTS1 */
1286 }
1287
1288 static struct resource uart2_resources[] = {
1289         [0] = {
1290                 .start  = AT91SAM9263_BASE_US2,
1291                 .end    = AT91SAM9263_BASE_US2 + SZ_16K - 1,
1292                 .flags  = IORESOURCE_MEM,
1293         },
1294         [1] = {
1295                 .start  = AT91SAM9263_ID_US2,
1296                 .end    = AT91SAM9263_ID_US2,
1297                 .flags  = IORESOURCE_IRQ,
1298         },
1299 };
1300
1301 static struct atmel_uart_data uart2_data = {
1302         .use_dma_tx     = 1,
1303         .use_dma_rx     = 1,
1304 };
1305
1306 static u64 uart2_dmamask = DMA_BIT_MASK(32);
1307
1308 static struct platform_device at91sam9263_uart2_device = {
1309         .name           = "atmel_usart",
1310         .id             = 3,
1311         .dev            = {
1312                                 .dma_mask               = &uart2_dmamask,
1313                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1314                                 .platform_data          = &uart2_data,
1315         },
1316         .resource       = uart2_resources,
1317         .num_resources  = ARRAY_SIZE(uart2_resources),
1318 };
1319
1320 static inline void configure_usart2_pins(unsigned pins)
1321 {
1322         at91_set_A_periph(AT91_PIN_PD2, 1);             /* TXD2 */
1323         at91_set_A_periph(AT91_PIN_PD3, 0);             /* RXD2 */
1324
1325         if (pins & ATMEL_UART_RTS)
1326                 at91_set_B_periph(AT91_PIN_PD5, 0);     /* RTS2 */
1327         if (pins & ATMEL_UART_CTS)
1328                 at91_set_B_periph(AT91_PIN_PD6, 0);     /* CTS2 */
1329 }
1330
1331 static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART];   /* the UARTs to use */
1332 struct platform_device *atmel_default_console_device;   /* the serial console device */
1333
1334 void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
1335 {
1336         struct platform_device *pdev;
1337
1338         switch (id) {
1339                 case 0:         /* DBGU */
1340                         pdev = &at91sam9263_dbgu_device;
1341                         configure_dbgu_pins();
1342                         at91_clock_associate("mck", &pdev->dev, "usart");
1343                         break;
1344                 case AT91SAM9263_ID_US0:
1345                         pdev = &at91sam9263_uart0_device;
1346                         configure_usart0_pins(pins);
1347                         at91_clock_associate("usart0_clk", &pdev->dev, "usart");
1348                         break;
1349                 case AT91SAM9263_ID_US1:
1350                         pdev = &at91sam9263_uart1_device;
1351                         configure_usart1_pins(pins);
1352                         at91_clock_associate("usart1_clk", &pdev->dev, "usart");
1353                         break;
1354                 case AT91SAM9263_ID_US2:
1355                         pdev = &at91sam9263_uart2_device;
1356                         configure_usart2_pins(pins);
1357                         at91_clock_associate("usart2_clk", &pdev->dev, "usart");
1358                         break;
1359                 default:
1360                         return;
1361         }
1362         pdev->id = portnr;              /* update to mapped ID */
1363
1364         if (portnr < ATMEL_MAX_UART)
1365                 at91_uarts[portnr] = pdev;
1366 }
1367
1368 void __init at91_set_serial_console(unsigned portnr)
1369 {
1370         if (portnr < ATMEL_MAX_UART)
1371                 atmel_default_console_device = at91_uarts[portnr];
1372 }
1373
1374 void __init at91_add_device_serial(void)
1375 {
1376         int i;
1377
1378         for (i = 0; i < ATMEL_MAX_UART; i++) {
1379                 if (at91_uarts[i])
1380                         platform_device_register(at91_uarts[i]);
1381         }
1382
1383         if (!atmel_default_console_device)
1384                 printk(KERN_INFO "AT91: No default serial console defined.\n");
1385 }
1386 #else
1387 void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) {}
1388 void __init at91_set_serial_console(unsigned portnr) {}
1389 void __init at91_add_device_serial(void) {}
1390 #endif
1391
1392
1393 /* -------------------------------------------------------------------- */
1394 /*
1395  * These devices are always present and don't need any board-specific
1396  * setup.
1397  */
1398 static int __init at91_add_standard_devices(void)
1399 {
1400         at91_add_device_rtt();
1401         at91_add_device_watchdog();
1402         at91_add_device_tc();
1403         return 0;
1404 }
1405
1406 arch_initcall(at91_add_standard_devices);