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                 platform_device_register(&at91sam9263_mmc0_device);
 312         } else {                        /* MCI1 */
 313                 /* CLK */
 314                 at91_set_A_periph(AT91_PIN_PA6, 0);
 315
 316                 if (data->slot_b) {
 317                         /* CMD */
 318                         at91_set_A_periph(AT91_PIN_PA21, 1);
 319
 320                         /* DAT0, maybe DAT1..DAT3 */
 321                         at91_set_A_periph(AT91_PIN_PA22, 1);
 322                         if (data->wire4) {
 323                                 at91_set_A_periph(AT91_PIN_PA23, 1);
 324                                 at91_set_A_periph(AT91_PIN_PA24, 1);
 325                                 at91_set_A_periph(AT91_PIN_PA25, 1);
 326                         }
 327                 } else {
 328                         /* CMD */
 329                         at91_set_A_periph(AT91_PIN_PA7, 1);
 330
 331                         /* DAT0, maybe DAT1..DAT3 */
 332                         at91_set_A_periph(AT91_PIN_PA8, 1);
 333                         if (data->wire4) {
 334                                 at91_set_A_periph(AT91_PIN_PA9, 1);
 335                                 at91_set_A_periph(AT91_PIN_PA10, 1);
 336                                 at91_set_A_periph(AT91_PIN_PA11, 1);
 337                         }
 338                 }
 339
 340                 mmc1_data = *data;
 341                 platform_device_register(&at91sam9263_mmc1_device);
 342         }
 343 }
 344 #else
 345 void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
 346 #endif
 347
 348 /* --------------------------------------------------------------------
 349  *  Compact Flash (PCMCIA or IDE)
 350  * -------------------------------------------------------------------- */
 351
 352 #if defined(CONFIG_AT91_CF) || defined(CONFIG_AT91_CF_MODULE) || \
 353     defined(CONFIG_BLK_DEV_IDE_AT91) || defined(CONFIG_BLK_DEV_IDE_AT91_MODULE)
 354
 355 static struct at91_cf_data cf0_data;
 356
 357 static struct resource cf0_resources[] = {
 358         [0] = {
 359                 .start  = AT91_CHIPSELECT_4,
 360                 .end    = AT91_CHIPSELECT_4 + SZ_256M - 1,
 361                 .flags  = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT,
 362         }
 363 };
 364
 365 static struct platform_device cf0_device = {
 366         .id             = 0,
 367         .dev            = {
 368                                 .platform_data  = &cf0_data,
 369         },
 370         .resource       = cf0_resources,
 371         .num_resources  = ARRAY_SIZE(cf0_resources),
 372 };
 373
 374 static struct at91_cf_data cf1_data;
 375
 376 static struct resource cf1_resources[] = {
 377         [0] = {
 378                 .start  = AT91_CHIPSELECT_5,
 379                 .end    = AT91_CHIPSELECT_5 + SZ_256M - 1,
 380                 .flags  = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT,
 381         }
 382 };
 383
 384 static struct platform_device cf1_device = {
 385         .id             = 1,
 386         .dev            = {
 387                                 .platform_data  = &cf1_data,
 388         },
 389         .resource       = cf1_resources,
 390         .num_resources  = ARRAY_SIZE(cf1_resources),
 391 };
 392
 393 void __init at91_add_device_cf(struct at91_cf_data *data)
 394 {
 395         unsigned long ebi0_csa;
 396         struct platform_device *pdev;
 397
 398         if (!data)
 399                 return;
 400
 401         /*
 402          * assign CS4 or CS5 to SMC with Compact Flash logic support,
 403          * we assume SMC timings are configured by board code,
 404          * except True IDE where timings are controlled by driver
 405          */
 406         ebi0_csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
 407         switch (data->chipselect) {
 408         case 4:
 409                 at91_set_A_periph(AT91_PIN_PD6, 0);  /* EBI0_NCS4/CFCS0 */
 410                 ebi0_csa |= AT91_MATRIX_EBI0_CS4A_SMC_CF1;
 411                 cf0_data = *data;
 412                 pdev = &cf0_device;
 413                 break;
 414         case 5:
 415                 at91_set_A_periph(AT91_PIN_PD7, 0);  /* EBI0_NCS5/CFCS1 */
 416                 ebi0_csa |= AT91_MATRIX_EBI0_CS5A_SMC_CF2;
 417                 cf1_data = *data;
 418                 pdev = &cf1_device;
 419                 break;
 420         default:
 421                 printk(KERN_ERR "AT91 CF: bad chip-select requested (%u)\n",
 422                        data->chipselect);
 423                 return;
 424         }
 425         at91_sys_write(AT91_MATRIX_EBI0CSA, ebi0_csa);
 426
 427         if (data->det_pin) {
 428                 at91_set_gpio_input(data->det_pin, 1);
 429                 at91_set_deglitch(data->det_pin, 1);
 430         }
 431
 432         if (data->irq_pin) {
 433                 at91_set_gpio_input(data->irq_pin, 1);
 434                 at91_set_deglitch(data->irq_pin, 1);
 435         }
 436
 437         if (data->vcc_pin)
 438                 /* initially off */
 439                 at91_set_gpio_output(data->vcc_pin, 0);
 440
 441         /* enable EBI controlled pins */
 442         at91_set_A_periph(AT91_PIN_PD5, 1);  /* NWAIT */
 443         at91_set_A_periph(AT91_PIN_PD8, 0);  /* CFCE1 */
 444         at91_set_A_periph(AT91_PIN_PD9, 0);  /* CFCE2 */
 445         at91_set_A_periph(AT91_PIN_PD14, 0); /* CFNRW */
 446
 447         pdev->name = (data->flags & AT91_CF_TRUE_IDE) ? "at91_ide" : "at91_cf";
 448         platform_device_register(pdev);
 449 }
 450 #else
 451 void __init at91_add_device_cf(struct at91_cf_data *data) {}
 452 #endif
 453
 454 /* --------------------------------------------------------------------
 455  *  NAND / SmartMedia
 456  * -------------------------------------------------------------------- */
 457
 458 #if defined(CONFIG_MTD_NAND_ATMEL) || defined(CONFIG_MTD_NAND_ATMEL_MODULE)
 459 static struct atmel_nand_data nand_data;
 460
 461 #define NAND_BASE       AT91_CHIPSELECT_3
 462
 463 static struct resource nand_resources[] = {
 464         [0] = {
 465                 .start  = NAND_BASE,
 466                 .end    = NAND_BASE + SZ_256M - 1,
 467                 .flags  = IORESOURCE_MEM,
 468         },
 469         [1] = {
 470                 .start  = AT91_BASE_SYS + AT91_ECC0,
 471                 .end    = AT91_BASE_SYS + AT91_ECC0 + SZ_512 - 1,
 472                 .flags  = IORESOURCE_MEM,
 473         }
 474 };
 475
 476 static struct platform_device at91sam9263_nand_device = {
 477         .name           = "atmel_nand",
 478         .id             = -1,
 479         .dev            = {
 480                                 .platform_data  = &nand_data,
 481         },
 482         .resource       = nand_resources,
 483         .num_resources  = ARRAY_SIZE(nand_resources),
 484 };
 485
 486 void __init at91_add_device_nand(struct atmel_nand_data *data)
 487 {
 488         unsigned long csa;
 489
 490         if (!data)
 491                 return;
 492
 493         csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
 494         at91_sys_write(AT91_MATRIX_EBI0CSA, csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA);
 495
 496         /* enable pin */
 497         if (data->enable_pin)
 498                 at91_set_gpio_output(data->enable_pin, 1);
 499
 500         /* ready/busy pin */
 501         if (data->rdy_pin)
 502                 at91_set_gpio_input(data->rdy_pin, 1);
 503
 504         /* card detect pin */
 505         if (data->det_pin)
 506                 at91_set_gpio_input(data->det_pin, 1);
 507
 508         nand_data = *data;
 509         platform_device_register(&at91sam9263_nand_device);
 510 }
 511 #else
 512 void __init at91_add_device_nand(struct atmel_nand_data *data) {}
 513 #endif
 514
 515
 516 /* --------------------------------------------------------------------
 517  *  TWI (i2c)
 518  * -------------------------------------------------------------------- */
 519
 520 /*
 521  * Prefer the GPIO code since the TWI controller isn't robust
 522  * (gets overruns and underruns under load) and can only issue
 523  * repeated STARTs in one scenario (the driver doesn't yet handle them).
 524  */
 525 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
 526
 527 static struct i2c_gpio_platform_data pdata = {
 528         .sda_pin                = AT91_PIN_PB4,
 529         .sda_is_open_drain      = 1,
 530         .scl_pin                = AT91_PIN_PB5,
 531         .scl_is_open_drain      = 1,
 532         .udelay                 = 2,            /* ~100 kHz */
 533 };
 534
 535 static struct platform_device at91sam9263_twi_device = {
 536         .name                   = "i2c-gpio",
 537         .id                     = -1,
 538         .dev.platform_data      = &pdata,
 539 };
 540
 541 void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
 542 {
 543         at91_set_GPIO_periph(AT91_PIN_PB4, 1);          /* TWD (SDA) */
 544         at91_set_multi_drive(AT91_PIN_PB4, 1);
 545
 546         at91_set_GPIO_periph(AT91_PIN_PB5, 1);          /* TWCK (SCL) */
 547         at91_set_multi_drive(AT91_PIN_PB5, 1);
 548
 549         i2c_register_board_info(0, devices, nr_devices);
 550         platform_device_register(&at91sam9263_twi_device);
 551 }
 552
 553 #elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE)
 554
 555 static struct resource twi_resources[] = {
 556         [0] = {
 557                 .start  = AT91SAM9263_BASE_TWI,
 558                 .end    = AT91SAM9263_BASE_TWI + SZ_16K - 1,
 559                 .flags  = IORESOURCE_MEM,
 560         },
 561         [1] = {
 562                 .start  = AT91SAM9263_ID_TWI,
 563                 .end    = AT91SAM9263_ID_TWI,
 564                 .flags  = IORESOURCE_IRQ,
 565         },
 566 };
 567
 568 static struct platform_device at91sam9263_twi_device = {
 569         .name           = "at91_i2c",
 570         .id             = -1,
 571         .resource       = twi_resources,
 572         .num_resources  = ARRAY_SIZE(twi_resources),
 573 };
 574
 575 void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
 576 {
 577         /* pins used for TWI interface */
 578         at91_set_A_periph(AT91_PIN_PB4, 0);             /* TWD */
 579         at91_set_multi_drive(AT91_PIN_PB4, 1);
 580
 581         at91_set_A_periph(AT91_PIN_PB5, 0);             /* TWCK */
 582         at91_set_multi_drive(AT91_PIN_PB5, 1);
 583
 584         i2c_register_board_info(0, devices, nr_devices);
 585         platform_device_register(&at91sam9263_twi_device);
 586 }
 587 #else
 588 void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) {}
 589 #endif
 590
 591
 592 /* --------------------------------------------------------------------
 593  *  SPI
 594  * -------------------------------------------------------------------- */
 595
 596 #if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
 597 static u64 spi_dmamask = DMA_BIT_MASK(32);
 598
 599 static struct resource spi0_resources[] = {
 600         [0] = {
 601                 .start  = AT91SAM9263_BASE_SPI0,
 602                 .end    = AT91SAM9263_BASE_SPI0 + SZ_16K - 1,
 603                 .flags  = IORESOURCE_MEM,
 604         },
 605         [1] = {
 606                 .start  = AT91SAM9263_ID_SPI0,
 607                 .end    = AT91SAM9263_ID_SPI0,
 608                 .flags  = IORESOURCE_IRQ,
 609         },
 610 };
 611
 612 static struct platform_device at91sam9263_spi0_device = {
 613         .name           = "atmel_spi",
 614         .id             = 0,
 615         .dev            = {
 616                                 .dma_mask               = &spi_dmamask,
 617                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
 618         },
 619         .resource       = spi0_resources,
 620         .num_resources  = ARRAY_SIZE(spi0_resources),
 621 };
 622
 623 static const unsigned spi0_standard_cs[4] = { AT91_PIN_PA5, AT91_PIN_PA3, AT91_PIN_PA4, AT91_PIN_PB11 };
 624
 625 static struct resource spi1_resources[] = {
 626         [0] = {
 627                 .start  = AT91SAM9263_BASE_SPI1,
 628                 .end    = AT91SAM9263_BASE_SPI1 + SZ_16K - 1,
 629                 .flags  = IORESOURCE_MEM,
 630         },
 631         [1] = {
 632                 .start  = AT91SAM9263_ID_SPI1,
 633                 .end    = AT91SAM9263_ID_SPI1,
 634                 .flags  = IORESOURCE_IRQ,
 635         },
 636 };
 637
 638 static struct platform_device at91sam9263_spi1_device = {
 639         .name           = "atmel_spi",
 640         .id             = 1,
 641         .dev            = {
 642                                 .dma_mask               = &spi_dmamask,
 643                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
 644         },
 645         .resource       = spi1_resources,
 646         .num_resources  = ARRAY_SIZE(spi1_resources),
 647 };
 648
 649 static const unsigned spi1_standard_cs[4] = { AT91_PIN_PB15, AT91_PIN_PB16, AT91_PIN_PB17, AT91_PIN_PB18 };
 650
 651 void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
 652 {
 653         int i;
 654         unsigned long cs_pin;
 655         short enable_spi0 = 0;
 656         short enable_spi1 = 0;
 657
 658         /* Choose SPI chip-selects */
 659         for (i = 0; i < nr_devices; i++) {
 660                 if (devices[i].controller_data)
 661                         cs_pin = (unsigned long) devices[i].controller_data;
 662                 else if (devices[i].bus_num == 0)
 663                         cs_pin = spi0_standard_cs[devices[i].chip_select];
 664                 else
 665                         cs_pin = spi1_standard_cs[devices[i].chip_select];
 666
 667                 if (devices[i].bus_num == 0)
 668                         enable_spi0 = 1;
 669                 else
 670                         enable_spi1 = 1;
 671
 672                 /* enable chip-select pin */
 673                 at91_set_gpio_output(cs_pin, 1);
 674
 675                 /* pass chip-select pin to driver */
 676                 devices[i].controller_data = (void *) cs_pin;
 677         }
 678
 679         spi_register_board_info(devices, nr_devices);
 680
 681         /* Configure SPI bus(es) */
 682         if (enable_spi0) {
 683                 at91_set_B_periph(AT91_PIN_PA0, 0);     /* SPI0_MISO */
 684                 at91_set_B_periph(AT91_PIN_PA1, 0);     /* SPI0_MOSI */
 685                 at91_set_B_periph(AT91_PIN_PA2, 0);     /* SPI0_SPCK */
 686
 687                 platform_device_register(&at91sam9263_spi0_device);
 688         }
 689         if (enable_spi1) {
 690                 at91_set_A_periph(AT91_PIN_PB12, 0);    /* SPI1_MISO */
 691                 at91_set_A_periph(AT91_PIN_PB13, 0);    /* SPI1_MOSI */
 692                 at91_set_A_periph(AT91_PIN_PB14, 0);    /* SPI1_SPCK */
 693
 694                 platform_device_register(&at91sam9263_spi1_device);
 695         }
 696 }
 697 #else
 698 void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) {}
 699 #endif
 700
 701
 702 /* --------------------------------------------------------------------
 703  *  AC97
 704  * -------------------------------------------------------------------- */
 705
 706 #if defined(CONFIG_SND_ATMEL_AC97C) || defined(CONFIG_SND_ATMEL_AC97C_MODULE)
 707 static u64 ac97_dmamask = DMA_BIT_MASK(32);
 708 static struct ac97c_platform_data ac97_data;
 709
 710 static struct resource ac97_resources[] = {
 711         [0] = {
 712                 .start  = AT91SAM9263_BASE_AC97C,
 713                 .end    = AT91SAM9263_BASE_AC97C + SZ_16K - 1,
 714                 .flags  = IORESOURCE_MEM,
 715         },
 716         [1] = {
 717                 .start  = AT91SAM9263_ID_AC97C,
 718                 .end    = AT91SAM9263_ID_AC97C,
 719                 .flags  = IORESOURCE_IRQ,
 720         },
 721 };
 722
 723 static struct platform_device at91sam9263_ac97_device = {
 724         .name           = "atmel_ac97c",
 725         .id             = 0,
 726         .dev            = {
 727                                 .dma_mask               = &ac97_dmamask,
 728                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
 729                                 .platform_data          = &ac97_data,
 730         },
 731         .resource       = ac97_resources,
 732         .num_resources  = ARRAY_SIZE(ac97_resources),
 733 };
 734
 735 void __init at91_add_device_ac97(struct ac97c_platform_data *data)
 736 {
 737         if (!data)
 738                 return;
 739
 740         at91_set_A_periph(AT91_PIN_PB0, 0);     /* AC97FS */
 741         at91_set_A_periph(AT91_PIN_PB1, 0);     /* AC97CK */
 742         at91_set_A_periph(AT91_PIN_PB2, 0);     /* AC97TX */
 743         at91_set_A_periph(AT91_PIN_PB3, 0);     /* AC97RX */
 744
 745         /* reset */
 746         if (data->reset_pin)
 747                 at91_set_gpio_output(data->reset_pin, 0);
 748
 749         ac97_data = *data;
 750         platform_device_register(&at91sam9263_ac97_device);
 751 }
 752 #else
 753 void __init at91_add_device_ac97(struct ac97c_platform_data *data) {}
 754 #endif
 755
 756 /* --------------------------------------------------------------------
 757  *  CAN Controller
 758  * -------------------------------------------------------------------- */
 759
 760 #if defined(CONFIG_CAN_AT91) || defined(CONFIG_CAN_AT91_MODULE)
 761 static struct resource can_resources[] = {
 762         [0] = {
 763                 .start  = AT91SAM9263_BASE_CAN,
 764                 .end    = AT91SAM9263_BASE_CAN + SZ_16K - 1,
 765                 .flags  = IORESOURCE_MEM,
 766         },
 767         [1] = {
 768                 .start  = AT91SAM9263_ID_CAN,
 769                 .end    = AT91SAM9263_ID_CAN,
 770                 .flags  = IORESOURCE_IRQ,
 771         },
 772 };
 773
 774 static struct platform_device at91sam9263_can_device = {
 775         .name           = "at91_can",
 776         .id             = -1,
 777         .resource       = can_resources,
 778         .num_resources  = ARRAY_SIZE(can_resources),
 779 };
 780
 781 void __init at91_add_device_can(struct at91_can_data *data)
 782 {
 783         at91_set_A_periph(AT91_PIN_PA13, 0);    /* CANTX */
 784         at91_set_A_periph(AT91_PIN_PA14, 0);    /* CANRX */
 785         at91sam9263_can_device.dev.platform_data = data;
 786
 787         platform_device_register(&at91sam9263_can_device);
 788 }
 789 #else
 790 void __init at91_add_device_can(struct at91_can_data *data) {}
 791 #endif
 792
 793 /* --------------------------------------------------------------------
 794  *  LCD Controller
 795  * -------------------------------------------------------------------- */
 796
 797 #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
 798 static u64 lcdc_dmamask = DMA_BIT_MASK(32);
 799 static struct atmel_lcdfb_info lcdc_data;
 800
 801 static struct resource lcdc_resources[] = {
 802         [0] = {
 803                 .start  = AT91SAM9263_LCDC_BASE,
 804                 .end    = AT91SAM9263_LCDC_BASE + SZ_4K - 1,
 805                 .flags  = IORESOURCE_MEM,
 806         },
 807         [1] = {
 808                 .start  = AT91SAM9263_ID_LCDC,
 809                 .end    = AT91SAM9263_ID_LCDC,
 810                 .flags  = IORESOURCE_IRQ,
 811         },
 812 };
 813
 814 static struct platform_device at91_lcdc_device = {
 815         .name           = "atmel_lcdfb",
 816         .id             = 0,
 817         .dev            = {
 818                                 .dma_mask               = &lcdc_dmamask,
 819                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
 820                                 .platform_data          = &lcdc_data,
 821         },
 822         .resource       = lcdc_resources,
 823         .num_resources  = ARRAY_SIZE(lcdc_resources),
 824 };
 825
 826 void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
 827 {
 828         if (!data)
 829                 return;
 830
 831         at91_set_A_periph(AT91_PIN_PC1, 0);     /* LCDHSYNC */
 832         at91_set_A_periph(AT91_PIN_PC2, 0);     /* LCDDOTCK */
 833         at91_set_A_periph(AT91_PIN_PC3, 0);     /* LCDDEN */
 834         at91_set_B_periph(AT91_PIN_PB9, 0);     /* LCDCC */
 835         at91_set_A_periph(AT91_PIN_PC6, 0);     /* LCDD2 */
 836         at91_set_A_periph(AT91_PIN_PC7, 0);     /* LCDD3 */
 837         at91_set_A_periph(AT91_PIN_PC8, 0);     /* LCDD4 */
 838         at91_set_A_periph(AT91_PIN_PC9, 0);     /* LCDD5 */
 839         at91_set_A_periph(AT91_PIN_PC10, 0);    /* LCDD6 */
 840         at91_set_A_periph(AT91_PIN_PC11, 0);    /* LCDD7 */
 841         at91_set_A_periph(AT91_PIN_PC14, 0);    /* LCDD10 */
 842         at91_set_A_periph(AT91_PIN_PC15, 0);    /* LCDD11 */
 843         at91_set_A_periph(AT91_PIN_PC16, 0);    /* LCDD12 */
 844         at91_set_B_periph(AT91_PIN_PC12, 0);    /* LCDD13 */
 845         at91_set_A_periph(AT91_PIN_PC18, 0);    /* LCDD14 */
 846         at91_set_A_periph(AT91_PIN_PC19, 0);    /* LCDD15 */
 847         at91_set_A_periph(AT91_PIN_PC22, 0);    /* LCDD18 */
 848         at91_set_A_periph(AT91_PIN_PC23, 0);    /* LCDD19 */
 849         at91_set_A_periph(AT91_PIN_PC24, 0);    /* LCDD20 */
 850         at91_set_B_periph(AT91_PIN_PC17, 0);    /* LCDD21 */
 851         at91_set_A_periph(AT91_PIN_PC26, 0);    /* LCDD22 */
 852         at91_set_A_periph(AT91_PIN_PC27, 0);    /* LCDD23 */
 853
 854         lcdc_data = *data;
 855         platform_device_register(&at91_lcdc_device);
 856 }
 857 #else
 858 void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
 859 #endif
 860
 861
 862 /* --------------------------------------------------------------------
 863  *  Image Sensor Interface
 864  * -------------------------------------------------------------------- */
 865
 866 #if defined(CONFIG_VIDEO_AT91_ISI) || defined(CONFIG_VIDEO_AT91_ISI_MODULE)
 867
 868 struct resource isi_resources[] = {
 869         [0] = {
 870                 .start  = AT91SAM9263_BASE_ISI,
 871                 .end    = AT91SAM9263_BASE_ISI + SZ_16K - 1,
 872                 .flags  = IORESOURCE_MEM,
 873         },
 874         [1] = {
 875                 .start  = AT91SAM9263_ID_ISI,
 876                 .end    = AT91SAM9263_ID_ISI,
 877                 .flags  = IORESOURCE_IRQ,
 878         },
 879 };
 880
 881 static struct platform_device at91sam9263_isi_device = {
 882         .name           = "at91_isi",
 883         .id             = -1,
 884         .resource       = isi_resources,
 885         .num_resources  = ARRAY_SIZE(isi_resources),
 886 };
 887
 888 void __init at91_add_device_isi(void)
 889 {
 890         at91_set_A_periph(AT91_PIN_PE0, 0);     /* ISI_D0 */
 891         at91_set_A_periph(AT91_PIN_PE1, 0);     /* ISI_D1 */
 892         at91_set_A_periph(AT91_PIN_PE2, 0);     /* ISI_D2 */
 893         at91_set_A_periph(AT91_PIN_PE3, 0);     /* ISI_D3 */
 894         at91_set_A_periph(AT91_PIN_PE4, 0);     /* ISI_D4 */
 895         at91_set_A_periph(AT91_PIN_PE5, 0);     /* ISI_D5 */
 896         at91_set_A_periph(AT91_PIN_PE6, 0);     /* ISI_D6 */
 897         at91_set_A_periph(AT91_PIN_PE7, 0);     /* ISI_D7 */
 898         at91_set_A_periph(AT91_PIN_PE8, 0);     /* ISI_PCK */
 899         at91_set_A_periph(AT91_PIN_PE9, 0);     /* ISI_HSYNC */
 900         at91_set_A_periph(AT91_PIN_PE10, 0);    /* ISI_VSYNC */
 901         at91_set_B_periph(AT91_PIN_PE11, 0);    /* ISI_MCK (PCK3) */
 902         at91_set_B_periph(AT91_PIN_PE12, 0);    /* ISI_PD8 */
 903         at91_set_B_periph(AT91_PIN_PE13, 0);    /* ISI_PD9 */
 904         at91_set_B_periph(AT91_PIN_PE14, 0);    /* ISI_PD10 */
 905         at91_set_B_periph(AT91_PIN_PE15, 0);    /* ISI_PD11 */
 906 }
 907 #else
 908 void __init at91_add_device_isi(void) {}
 909 #endif
 910
 911
 912 /* --------------------------------------------------------------------
 913  *  Timer/Counter block
 914  * -------------------------------------------------------------------- */
 915
 916 #ifdef CONFIG_ATMEL_TCLIB
 917
 918 static struct resource tcb_resources[] = {
 919         [0] = {
 920                 .start  = AT91SAM9263_BASE_TCB0,
 921                 .end    = AT91SAM9263_BASE_TCB0 + SZ_16K - 1,
 922                 .flags  = IORESOURCE_MEM,
 923         },
 924         [1] = {
 925                 .start  = AT91SAM9263_ID_TCB,
 926                 .end    = AT91SAM9263_ID_TCB,
 927                 .flags  = IORESOURCE_IRQ,
 928         },
 929 };
 930
 931 static struct platform_device at91sam9263_tcb_device = {
 932         .name           = "atmel_tcb",
 933         .id             = 0,
 934         .resource       = tcb_resources,
 935         .num_resources  = ARRAY_SIZE(tcb_resources),
 936 };
 937
 938 static void __init at91_add_device_tc(void)
 939 {
 940         platform_device_register(&at91sam9263_tcb_device);
 941 }
 942 #else
 943 static void __init at91_add_device_tc(void) { }
 944 #endif
 945
 946
 947 /* --------------------------------------------------------------------
 948  *  RTT
 949  * -------------------------------------------------------------------- */
 950
 951 static struct resource rtt0_resources[] = {
 952         {
 953                 .start  = AT91_BASE_SYS + AT91_RTT0,
 954                 .end    = AT91_BASE_SYS + AT91_RTT0 + SZ_16 - 1,
 955                 .flags  = IORESOURCE_MEM,
 956         }
 957 };
 958
 959 static struct platform_device at91sam9263_rtt0_device = {
 960         .name           = "at91_rtt",
 961         .id             = 0,
 962         .resource       = rtt0_resources,
 963         .num_resources  = ARRAY_SIZE(rtt0_resources),
 964 };
 965
 966 static struct resource rtt1_resources[] = {
 967         {
 968                 .start  = AT91_BASE_SYS + AT91_RTT1,
 969                 .end    = AT91_BASE_SYS + AT91_RTT1 + SZ_16 - 1,
 970                 .flags  = IORESOURCE_MEM,
 971         }
 972 };
 973
 974 static struct platform_device at91sam9263_rtt1_device = {
 975         .name           = "at91_rtt",
 976         .id             = 1,
 977         .resource       = rtt1_resources,
 978         .num_resources  = ARRAY_SIZE(rtt1_resources),
 979 };
 980
 981 static void __init at91_add_device_rtt(void)
 982 {
 983         platform_device_register(&at91sam9263_rtt0_device);
 984         platform_device_register(&at91sam9263_rtt1_device);
 985 }
 986
 987
 988 /* --------------------------------------------------------------------
 989  *  Watchdog
 990  * -------------------------------------------------------------------- */
 991
 992 #if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
 993 static struct platform_device at91sam9263_wdt_device = {
 994         .name           = "at91_wdt",
 995         .id             = -1,
 996         .num_resources  = 0,
 997 };
 998
 999 static void __init at91_add_device_watchdog(void)
1000 {
1001         platform_device_register(&at91sam9263_wdt_device);
1002 }
1003 #else
1004 static void __init at91_add_device_watchdog(void) {}
1005 #endif
1006
1007
1008 /* --------------------------------------------------------------------
1009  *  PWM
1010  * --------------------------------------------------------------------*/
1011
1012 #if defined(CONFIG_ATMEL_PWM)
1013 static u32 pwm_mask;
1014
1015 static struct resource pwm_resources[] = {
1016         [0] = {
1017                 .start  = AT91SAM9263_BASE_PWMC,
1018                 .end    = AT91SAM9263_BASE_PWMC + SZ_16K - 1,
1019                 .flags  = IORESOURCE_MEM,
1020         },
1021         [1] = {
1022                 .start  = AT91SAM9263_ID_PWMC,
1023                 .end    = AT91SAM9263_ID_PWMC,
1024                 .flags  = IORESOURCE_IRQ,
1025         },
1026 };
1027
1028 static struct platform_device at91sam9263_pwm0_device = {
1029         .name   = "atmel_pwm",
1030         .id     = -1,
1031         .dev    = {
1032                 .platform_data          = &pwm_mask,
1033         },
1034         .resource       = pwm_resources,
1035         .num_resources  = ARRAY_SIZE(pwm_resources),
1036 };
1037
1038 void __init at91_add_device_pwm(u32 mask)
1039 {
1040         if (mask & (1 << AT91_PWM0))
1041                 at91_set_B_periph(AT91_PIN_PB7, 1);     /* enable PWM0 */
1042
1043         if (mask & (1 << AT91_PWM1))
1044                 at91_set_B_periph(AT91_PIN_PB8, 1);     /* enable PWM1 */
1045
1046         if (mask & (1 << AT91_PWM2))
1047                 at91_set_B_periph(AT91_PIN_PC29, 1);    /* enable PWM2 */
1048
1049         if (mask & (1 << AT91_PWM3))
1050                 at91_set_B_periph(AT91_PIN_PB29, 1);    /* enable PWM3 */
1051
1052         pwm_mask = mask;
1053
1054         platform_device_register(&at91sam9263_pwm0_device);
1055 }
1056 #else
1057 void __init at91_add_device_pwm(u32 mask) {}
1058 #endif
1059
1060
1061 /* --------------------------------------------------------------------
1062  *  SSC -- Synchronous Serial Controller
1063  * -------------------------------------------------------------------- */
1064
1065 #if defined(CONFIG_ATMEL_SSC) || defined(CONFIG_ATMEL_SSC_MODULE)
1066 static u64 ssc0_dmamask = DMA_BIT_MASK(32);
1067
1068 static struct resource ssc0_resources[] = {
1069         [0] = {
1070                 .start  = AT91SAM9263_BASE_SSC0,
1071                 .end    = AT91SAM9263_BASE_SSC0 + SZ_16K - 1,
1072                 .flags  = IORESOURCE_MEM,
1073         },
1074         [1] = {
1075                 .start  = AT91SAM9263_ID_SSC0,
1076                 .end    = AT91SAM9263_ID_SSC0,
1077                 .flags  = IORESOURCE_IRQ,
1078         },
1079 };
1080
1081 static struct platform_device at91sam9263_ssc0_device = {
1082         .name   = "ssc",
1083         .id     = 0,
1084         .dev    = {
1085                 .dma_mask               = &ssc0_dmamask,
1086                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1087         },
1088         .resource       = ssc0_resources,
1089         .num_resources  = ARRAY_SIZE(ssc0_resources),
1090 };
1091
1092 static inline void configure_ssc0_pins(unsigned pins)
1093 {
1094         if (pins & ATMEL_SSC_TF)
1095                 at91_set_B_periph(AT91_PIN_PB0, 1);
1096         if (pins & ATMEL_SSC_TK)
1097                 at91_set_B_periph(AT91_PIN_PB1, 1);
1098         if (pins & ATMEL_SSC_TD)
1099                 at91_set_B_periph(AT91_PIN_PB2, 1);
1100         if (pins & ATMEL_SSC_RD)
1101                 at91_set_B_periph(AT91_PIN_PB3, 1);
1102         if (pins & ATMEL_SSC_RK)
1103                 at91_set_B_periph(AT91_PIN_PB4, 1);
1104         if (pins & ATMEL_SSC_RF)
1105                 at91_set_B_periph(AT91_PIN_PB5, 1);
1106 }
1107
1108 static u64 ssc1_dmamask = DMA_BIT_MASK(32);
1109
1110 static struct resource ssc1_resources[] = {
1111         [0] = {
1112                 .start  = AT91SAM9263_BASE_SSC1,
1113                 .end    = AT91SAM9263_BASE_SSC1 + SZ_16K - 1,
1114                 .flags  = IORESOURCE_MEM,
1115         },
1116         [1] = {
1117                 .start  = AT91SAM9263_ID_SSC1,
1118                 .end    = AT91SAM9263_ID_SSC1,
1119                 .flags  = IORESOURCE_IRQ,
1120         },
1121 };
1122
1123 static struct platform_device at91sam9263_ssc1_device = {
1124         .name   = "ssc",
1125         .id     = 1,
1126         .dev    = {
1127                 .dma_mask               = &ssc1_dmamask,
1128                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1129         },
1130         .resource       = ssc1_resources,
1131         .num_resources  = ARRAY_SIZE(ssc1_resources),
1132 };
1133
1134 static inline void configure_ssc1_pins(unsigned pins)
1135 {
1136         if (pins & ATMEL_SSC_TF)
1137                 at91_set_A_periph(AT91_PIN_PB6, 1);
1138         if (pins & ATMEL_SSC_TK)
1139                 at91_set_A_periph(AT91_PIN_PB7, 1);
1140         if (pins & ATMEL_SSC_TD)
1141                 at91_set_A_periph(AT91_PIN_PB8, 1);
1142         if (pins & ATMEL_SSC_RD)
1143                 at91_set_A_periph(AT91_PIN_PB9, 1);
1144         if (pins & ATMEL_SSC_RK)
1145                 at91_set_A_periph(AT91_PIN_PB10, 1);
1146         if (pins & ATMEL_SSC_RF)
1147                 at91_set_A_periph(AT91_PIN_PB11, 1);
1148 }
1149
1150 /*
1151  * SSC controllers are accessed through library code, instead of any
1152  * kind of all-singing/all-dancing driver.  For example one could be
1153  * used by a particular I2S audio codec's driver, while another one
1154  * on the same system might be used by a custom data capture driver.
1155  */
1156 void __init at91_add_device_ssc(unsigned id, unsigned pins)
1157 {
1158         struct platform_device *pdev;
1159
1160         /*
1161          * NOTE: caller is responsible for passing information matching
1162          * "pins" to whatever will be using each particular controller.
1163          */
1164         switch (id) {
1165         case AT91SAM9263_ID_SSC0:
1166                 pdev = &at91sam9263_ssc0_device;
1167                 configure_ssc0_pins(pins);
1168                 break;
1169         case AT91SAM9263_ID_SSC1:
1170                 pdev = &at91sam9263_ssc1_device;
1171                 configure_ssc1_pins(pins);
1172                 break;
1173         default:
1174                 return;
1175         }
1176
1177         platform_device_register(pdev);
1178 }
1179
1180 #else
1181 void __init at91_add_device_ssc(unsigned id, unsigned pins) {}
1182 #endif
1183
1184
1185 /* --------------------------------------------------------------------
1186  *  UART
1187  * -------------------------------------------------------------------- */
1188
1189 #if defined(CONFIG_SERIAL_ATMEL)
1190
1191 static struct resource dbgu_resources[] = {
1192         [0] = {
1193                 .start  = AT91_VA_BASE_SYS + AT91_DBGU,
1194                 .end    = AT91_VA_BASE_SYS + AT91_DBGU + SZ_512 - 1,
1195                 .flags  = IORESOURCE_MEM,
1196         },
1197         [1] = {
1198                 .start  = AT91_ID_SYS,
1199                 .end    = AT91_ID_SYS,
1200                 .flags  = IORESOURCE_IRQ,
1201         },
1202 };
1203
1204 static struct atmel_uart_data dbgu_data = {
1205         .use_dma_tx     = 0,
1206         .use_dma_rx     = 0,            /* DBGU not capable of receive DMA */
1207         .regs           = (void __iomem *)(AT91_VA_BASE_SYS + AT91_DBGU),
1208 };
1209
1210 static u64 dbgu_dmamask = DMA_BIT_MASK(32);
1211
1212 static struct platform_device at91sam9263_dbgu_device = {
1213         .name           = "atmel_usart",
1214         .id             = 0,
1215         .dev            = {
1216                                 .dma_mask               = &dbgu_dmamask,
1217                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1218                                 .platform_data          = &dbgu_data,
1219         },
1220         .resource       = dbgu_resources,
1221         .num_resources  = ARRAY_SIZE(dbgu_resources),
1222 };
1223
1224 static inline void configure_dbgu_pins(void)
1225 {
1226         at91_set_A_periph(AT91_PIN_PC30, 0);            /* DRXD */
1227         at91_set_A_periph(AT91_PIN_PC31, 1);            /* DTXD */
1228 }
1229
1230 static struct resource uart0_resources[] = {
1231         [0] = {
1232                 .start  = AT91SAM9263_BASE_US0,
1233                 .end    = AT91SAM9263_BASE_US0 + SZ_16K - 1,
1234                 .flags  = IORESOURCE_MEM,
1235         },
1236         [1] = {
1237                 .start  = AT91SAM9263_ID_US0,
1238                 .end    = AT91SAM9263_ID_US0,
1239                 .flags  = IORESOURCE_IRQ,
1240         },
1241 };
1242
1243 static struct atmel_uart_data uart0_data = {
1244         .use_dma_tx     = 1,
1245         .use_dma_rx     = 1,
1246 };
1247
1248 static u64 uart0_dmamask = DMA_BIT_MASK(32);
1249
1250 static struct platform_device at91sam9263_uart0_device = {
1251         .name           = "atmel_usart",
1252         .id             = 1,
1253         .dev            = {
1254                                 .dma_mask               = &uart0_dmamask,
1255                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1256                                 .platform_data          = &uart0_data,
1257         },
1258         .resource       = uart0_resources,
1259         .num_resources  = ARRAY_SIZE(uart0_resources),
1260 };
1261
1262 static inline void configure_usart0_pins(unsigned pins)
1263 {
1264         at91_set_A_periph(AT91_PIN_PA26, 1);            /* TXD0 */
1265         at91_set_A_periph(AT91_PIN_PA27, 0);            /* RXD0 */
1266
1267         if (pins & ATMEL_UART_RTS)
1268                 at91_set_A_periph(AT91_PIN_PA28, 0);    /* RTS0 */
1269         if (pins & ATMEL_UART_CTS)
1270                 at91_set_A_periph(AT91_PIN_PA29, 0);    /* CTS0 */
1271 }
1272
1273 static struct resource uart1_resources[] = {
1274         [0] = {
1275                 .start  = AT91SAM9263_BASE_US1,
1276                 .end    = AT91SAM9263_BASE_US1 + SZ_16K - 1,
1277                 .flags  = IORESOURCE_MEM,
1278         },
1279         [1] = {
1280                 .start  = AT91SAM9263_ID_US1,
1281                 .end    = AT91SAM9263_ID_US1,
1282                 .flags  = IORESOURCE_IRQ,
1283         },
1284 };
1285
1286 static struct atmel_uart_data uart1_data = {
1287         .use_dma_tx     = 1,
1288         .use_dma_rx     = 1,
1289 };
1290
1291 static u64 uart1_dmamask = DMA_BIT_MASK(32);
1292
1293 static struct platform_device at91sam9263_uart1_device = {
1294         .name           = "atmel_usart",
1295         .id             = 2,
1296         .dev            = {
1297                                 .dma_mask               = &uart1_dmamask,
1298                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1299                                 .platform_data          = &uart1_data,
1300         },
1301         .resource       = uart1_resources,
1302         .num_resources  = ARRAY_SIZE(uart1_resources),
1303 };
1304
1305 static inline void configure_usart1_pins(unsigned pins)
1306 {
1307         at91_set_A_periph(AT91_PIN_PD0, 1);             /* TXD1 */
1308         at91_set_A_periph(AT91_PIN_PD1, 0);             /* RXD1 */
1309
1310         if (pins & ATMEL_UART_RTS)
1311                 at91_set_B_periph(AT91_PIN_PD7, 0);     /* RTS1 */
1312         if (pins & ATMEL_UART_CTS)
1313                 at91_set_B_periph(AT91_PIN_PD8, 0);     /* CTS1 */
1314 }
1315
1316 static struct resource uart2_resources[] = {
1317         [0] = {
1318                 .start  = AT91SAM9263_BASE_US2,
1319                 .end    = AT91SAM9263_BASE_US2 + SZ_16K - 1,
1320                 .flags  = IORESOURCE_MEM,
1321         },
1322         [1] = {
1323                 .start  = AT91SAM9263_ID_US2,
1324                 .end    = AT91SAM9263_ID_US2,
1325                 .flags  = IORESOURCE_IRQ,
1326         },
1327 };
1328
1329 static struct atmel_uart_data uart2_data = {
1330         .use_dma_tx     = 1,
1331         .use_dma_rx     = 1,
1332 };
1333
1334 static u64 uart2_dmamask = DMA_BIT_MASK(32);
1335
1336 static struct platform_device at91sam9263_uart2_device = {
1337         .name           = "atmel_usart",
1338         .id             = 3,
1339         .dev            = {
1340                                 .dma_mask               = &uart2_dmamask,
1341                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
1342                                 .platform_data          = &uart2_data,
1343         },
1344         .resource       = uart2_resources,
1345         .num_resources  = ARRAY_SIZE(uart2_resources),
1346 };
1347
1348 static inline void configure_usart2_pins(unsigned pins)
1349 {
1350         at91_set_A_periph(AT91_PIN_PD2, 1);             /* TXD2 */
1351         at91_set_A_periph(AT91_PIN_PD3, 0);             /* RXD2 */
1352
1353         if (pins & ATMEL_UART_RTS)
1354                 at91_set_B_periph(AT91_PIN_PD5, 0);     /* RTS2 */
1355         if (pins & ATMEL_UART_CTS)
1356                 at91_set_B_periph(AT91_PIN_PD6, 0);     /* CTS2 */
1357 }
1358
1359 static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART];   /* the UARTs to use */
1360 struct platform_device *atmel_default_console_device;   /* the serial console device */
1361
1362 void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
1363 {
1364         struct platform_device *pdev;
1365         struct atmel_uart_data *pdata;
1366
1367         switch (id) {
1368                 case 0:         /* DBGU */
1369                         pdev = &at91sam9263_dbgu_device;
1370                         configure_dbgu_pins();
1371                         break;
1372                 case AT91SAM9263_ID_US0:
1373                         pdev = &at91sam9263_uart0_device;
1374                         configure_usart0_pins(pins);
1375                         break;
1376                 case AT91SAM9263_ID_US1:
1377                         pdev = &at91sam9263_uart1_device;
1378                         configure_usart1_pins(pins);
1379                         break;
1380                 case AT91SAM9263_ID_US2:
1381                         pdev = &at91sam9263_uart2_device;
1382                         configure_usart2_pins(pins);
1383                         break;
1384                 default:
1385                         return;
1386         }
1387         pdata = pdev->dev.platform_data;
1388         pdata->num = portnr;            /* update to mapped ID */
1389
1390         if (portnr < ATMEL_MAX_UART)
1391                 at91_uarts[portnr] = pdev;
1392 }
1393
1394 void __init at91_set_serial_console(unsigned portnr)
1395 {
1396         if (portnr < ATMEL_MAX_UART) {
1397                 atmel_default_console_device = at91_uarts[portnr];
1398                 at91sam9263_set_console_clock(at91_uarts[portnr]->id);
1399         }
1400 }
1401
1402 void __init at91_add_device_serial(void)
1403 {
1404         int i;
1405
1406         for (i = 0; i < ATMEL_MAX_UART; i++) {
1407                 if (at91_uarts[i])
1408                         platform_device_register(at91_uarts[i]);
1409         }
1410
1411         if (!atmel_default_console_device)
1412                 printk(KERN_INFO "AT91: No default serial console defined.\n");
1413 }
1414 #else
1415 void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) {}
1416 void __init at91_set_serial_console(unsigned portnr) {}
1417 void __init at91_add_device_serial(void) {}
1418 #endif
1419
1420
1421 /* -------------------------------------------------------------------- */
1422 /*
1423  * These devices are always present and don't need any board-specific
1424  * setup.
1425  */
1426 static int __init at91_add_standard_devices(void)
1427 {
1428         at91_add_device_rtt();
1429         at91_add_device_watchdog();
1430         at91_add_device_tc();
1431         return 0;
1432 }
1433
1434 arch_initcall(at91_add_standard_devices);