arch/blackfin/mach-bf537/boards/pnav10.c

   1 /*
   2  * Copyright 2004-2009 Analog Devices Inc.
   3  *                2005 National ICT Australia (NICTA)
   4  *                      Aidan Williams <aidan@nicta.com.au>
   5  *
   6  * Licensed under the GPL-2 or later.
   7  */
   8
   9 #include <linux/device.h>
  10 #include <linux/etherdevice.h>
  11 #include <linux/platform_device.h>
  12 #include <linux/mtd/mtd.h>
  13 #include <linux/mtd/partitions.h>
  14 #include <linux/spi/spi.h>
  15 #include <linux/spi/flash.h>
  16 #include <linux/irq.h>
  17 #include <asm/dma.h>
  18 #include <asm/bfin5xx_spi.h>
  19 #include <asm/portmux.h>
  20
  21 #include <linux/spi/ad7877.h>
  22
  23 /*
  24  * Name the Board for the /proc/cpuinfo
  25  */
  26 const char bfin_board_name[] = "ADI PNAV-1.0";
  27
  28 /*
  29  *  Driver needs to know address, irq and flag pin.
  30  */
  31
  32 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
  33 static struct resource bfin_pcmcia_cf_resources[] = {
  34         {
  35                 .start = 0x20310000, /* IO PORT */
  36                 .end = 0x20312000,
  37                 .flags = IORESOURCE_MEM,
  38         }, {
  39                 .start = 0x20311000, /* Attribute Memory */
  40                 .end = 0x20311FFF,
  41                 .flags = IORESOURCE_MEM,
  42         }, {
  43                 .start = IRQ_PF4,
  44                 .end = IRQ_PF4,
  45                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
  46         }, {
  47                 .start = 6, /* Card Detect PF6 */
  48                 .end = 6,
  49                 .flags = IORESOURCE_IRQ,
  50         },
  51 };
  52
  53 static struct platform_device bfin_pcmcia_cf_device = {
  54         .name = "bfin_cf_pcmcia",
  55         .id = -1,
  56         .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
  57         .resource = bfin_pcmcia_cf_resources,
  58 };
  59 #endif
  60
  61 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
  62 static struct platform_device rtc_device = {
  63         .name = "rtc-bfin",
  64         .id   = -1,
  65 };
  66 #endif
  67
  68 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
  69 #include <linux/smc91x.h>
  70
  71 static struct smc91x_platdata smc91x_info = {
  72         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
  73         .leda = RPC_LED_100_10,
  74         .ledb = RPC_LED_TX_RX,
  75 };
  76
  77 static struct resource smc91x_resources[] = {
  78         {
  79                 .name = "smc91x-regs",
  80                 .start = 0x20300300,
  81                 .end = 0x20300300 + 16,
  82                 .flags = IORESOURCE_MEM,
  83         }, {
  84
  85                 .start = IRQ_PF7,
  86                 .end = IRQ_PF7,
  87                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
  88         },
  89 };
  90 static struct platform_device smc91x_device = {
  91         .name = "smc91x",
  92         .id = 0,
  93         .num_resources = ARRAY_SIZE(smc91x_resources),
  94         .resource = smc91x_resources,
  95         .dev    = {
  96                 .platform_data  = &smc91x_info,
  97         },
  98 };
  99 #endif
 100
 101 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 102 #include <linux/bfin_mac.h>
 103 static const unsigned short bfin_mac_peripherals[] = P_RMII0;
 104
 105 static struct bfin_phydev_platform_data bfin_phydev_data[] = {
 106         {
 107                 .addr = 1,
 108                 .irq = IRQ_MAC_PHYINT,
 109         },
 110 };
 111
 112 static struct bfin_mii_bus_platform_data bfin_mii_bus_data = {
 113         .phydev_number = 1,
 114         .phydev_data = bfin_phydev_data,
 115         .phy_mode = PHY_INTERFACE_MODE_RMII,
 116         .mac_peripherals = bfin_mac_peripherals,
 117 };
 118
 119 static struct platform_device bfin_mii_bus = {
 120         .name = "bfin_mii_bus",
 121         .dev = {
 122                 .platform_data = &bfin_mii_bus_data,
 123         }
 124 };
 125
 126 static struct platform_device bfin_mac_device = {
 127         .name = "bfin_mac",
 128         .dev = {
 129                 .platform_data = &bfin_mii_bus,
 130         }
 131 };
 132 #endif
 133
 134 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 135 static struct resource net2272_bfin_resources[] = {
 136         {
 137                 .start = 0x20300000,
 138                 .end = 0x20300000 + 0x100,
 139                 .flags = IORESOURCE_MEM,
 140         }, {
 141                 .start = IRQ_PF7,
 142                 .end = IRQ_PF7,
 143                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 144         },
 145 };
 146
 147 static struct platform_device net2272_bfin_device = {
 148         .name = "net2272",
 149         .id = -1,
 150         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 151         .resource = net2272_bfin_resources,
 152 };
 153 #endif
 154
 155 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 156 /* all SPI peripherals info goes here */
 157
 158 #if defined(CONFIG_MTD_M25P80) \
 159         || defined(CONFIG_MTD_M25P80_MODULE)
 160 static struct mtd_partition bfin_spi_flash_partitions[] = {
 161         {
 162                 .name = "bootloader(spi)",
 163                 .size = 0x00020000,
 164                 .offset = 0,
 165                 .mask_flags = MTD_CAP_ROM
 166         }, {
 167                 .name = "linux kernel(spi)",
 168                 .size = 0xe0000,
 169                 .offset = 0x20000
 170         }, {
 171                 .name = "file system(spi)",
 172                 .size = 0x700000,
 173                 .offset = 0x00100000,
 174         }
 175 };
 176
 177 static struct flash_platform_data bfin_spi_flash_data = {
 178         .name = "m25p80",
 179         .parts = bfin_spi_flash_partitions,
 180         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 181         .type = "m25p64",
 182 };
 183
 184 /* SPI flash chip (m25p64) */
 185 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 186         .enable_dma = 0,         /* use dma transfer with this chip*/
 187         .bits_per_word = 8,
 188 };
 189 #endif
 190
 191 #if defined(CONFIG_BFIN_SPI_ADC) \
 192         || defined(CONFIG_BFIN_SPI_ADC_MODULE)
 193 /* SPI ADC chip */
 194 static struct bfin5xx_spi_chip spi_adc_chip_info = {
 195         .enable_dma = 1,         /* use dma transfer with this chip*/
 196         .bits_per_word = 16,
 197 };
 198 #endif
 199
 200 #if defined(CONFIG_SND_BF5XX_SOC_AD183X) \
 201         || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
 202 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
 203         .enable_dma = 0,
 204         .bits_per_word = 16,
 205 };
 206 #endif
 207
 208 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 209 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
 210         .enable_dma = 0,
 211         .bits_per_word = 8,
 212 };
 213 #endif
 214
 215 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 216 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
 217         .enable_dma = 0,
 218         .bits_per_word = 16,
 219 };
 220
 221 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
 222         .model                  = 7877,
 223         .vref_delay_usecs       = 50,   /* internal, no capacitor */
 224         .x_plate_ohms           = 419,
 225         .y_plate_ohms           = 486,
 226         .pressure_max           = 1000,
 227         .pressure_min           = 0,
 228         .stopacq_polarity       = 1,
 229         .first_conversion_delay = 3,
 230         .acquisition_time       = 1,
 231         .averaging              = 1,
 232         .pen_down_acc_interval  = 1,
 233 };
 234 #endif
 235
 236 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 237 #if defined(CONFIG_MTD_M25P80) \
 238         || defined(CONFIG_MTD_M25P80_MODULE)
 239         {
 240                 /* the modalias must be the same as spi device driver name */
 241                 .modalias = "m25p80", /* Name of spi_driver for this device */
 242                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 243                 .bus_num = 0, /* Framework bus number */
 244                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 245                 .platform_data = &bfin_spi_flash_data,
 246                 .controller_data = &spi_flash_chip_info,
 247                 .mode = SPI_MODE_3,
 248         },
 249 #endif
 250
 251 #if defined(CONFIG_BFIN_SPI_ADC) \
 252         || defined(CONFIG_BFIN_SPI_ADC_MODULE)
 253         {
 254                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 255                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 256                 .bus_num = 0, /* Framework bus number */
 257                 .chip_select = 1, /* Framework chip select. */
 258                 .platform_data = NULL, /* No spi_driver specific config */
 259                 .controller_data = &spi_adc_chip_info,
 260         },
 261 #endif
 262
 263 #if defined(CONFIG_SND_BF5XX_SOC_AD183X) \
 264         || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
 265         {
 266                 .modalias = "ad183x",
 267                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 268                 .bus_num = 0,
 269                 .chip_select = 4,
 270                 .controller_data = &ad1836_spi_chip_info,
 271         },
 272 #endif
 273 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 274         {
 275                 .modalias = "mmc_spi",
 276                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 277                 .bus_num = 0,
 278                 .chip_select = 5,
 279                 .controller_data = &mmc_spi_chip_info,
 280                 .mode = SPI_MODE_3,
 281         },
 282 #endif
 283 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 284 {
 285         .modalias               = "ad7877",
 286         .platform_data          = &bfin_ad7877_ts_info,
 287         .irq                    = IRQ_PF2,
 288         .max_speed_hz           = 12500000,     /* max spi clock (SCK) speed in HZ */
 289         .bus_num                = 0,
 290         .chip_select            = 5,
 291         .controller_data = &spi_ad7877_chip_info,
 292 },
 293 #endif
 294
 295 };
 296
 297 /* SPI (0) */
 298 static struct resource bfin_spi0_resource[] = {
 299         [0] = {
 300                 .start = SPI0_REGBASE,
 301                 .end   = SPI0_REGBASE + 0xFF,
 302                 .flags = IORESOURCE_MEM,
 303                 },
 304         [1] = {
 305                 .start = CH_SPI,
 306                 .end   = CH_SPI,
 307                 .flags = IORESOURCE_DMA,
 308         },
 309         [2] = {
 310                 .start = IRQ_SPI,
 311                 .end   = IRQ_SPI,
 312                 .flags = IORESOURCE_IRQ,
 313         },
 314 };
 315
 316 /* SPI controller data */
 317 static struct bfin5xx_spi_master bfin_spi0_info = {
 318         .num_chipselect = 8,
 319         .enable_dma = 1,  /* master has the ability to do dma transfer */
 320         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 321 };
 322
 323 static struct platform_device bfin_spi0_device = {
 324         .name = "bfin-spi",
 325         .id = 0, /* Bus number */
 326         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 327         .resource = bfin_spi0_resource,
 328         .dev = {
 329                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 330         },
 331 };
 332 #endif  /* spi master and devices */
 333
 334 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 335 static struct platform_device bfin_fb_device = {
 336         .name = "bf537-lq035",
 337 };
 338 #endif
 339
 340 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 341 #ifdef CONFIG_SERIAL_BFIN_UART0
 342 static struct resource bfin_uart0_resources[] = {
 343         {
 344                 .start = UART0_THR,
 345                 .end = UART0_GCTL+2,
 346                 .flags = IORESOURCE_MEM,
 347         },
 348         {
 349                 .start = IRQ_UART0_RX,
 350                 .end = IRQ_UART0_RX+1,
 351                 .flags = IORESOURCE_IRQ,
 352         },
 353         {
 354                 .start = IRQ_UART0_ERROR,
 355                 .end = IRQ_UART0_ERROR,
 356                 .flags = IORESOURCE_IRQ,
 357         },
 358         {
 359                 .start = CH_UART0_TX,
 360                 .end = CH_UART0_TX,
 361                 .flags = IORESOURCE_DMA,
 362         },
 363         {
 364                 .start = CH_UART0_RX,
 365                 .end = CH_UART0_RX,
 366                 .flags = IORESOURCE_DMA,
 367         },
 368 };
 369
 370 static unsigned short bfin_uart0_peripherals[] = {
 371         P_UART0_TX, P_UART0_RX, 0
 372 };
 373
 374 static struct platform_device bfin_uart0_device = {
 375         .name = "bfin-uart",
 376         .id = 0,
 377         .num_resources = ARRAY_SIZE(bfin_uart0_resources),
 378         .resource = bfin_uart0_resources,
 379         .dev = {
 380                 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
 381         },
 382 };
 383 #endif
 384 #ifdef CONFIG_SERIAL_BFIN_UART1
 385 static struct resource bfin_uart1_resources[] = {
 386         {
 387                 .start = UART1_THR,
 388                 .end = UART1_GCTL+2,
 389                 .flags = IORESOURCE_MEM,
 390         },
 391         {
 392                 .start = IRQ_UART1_RX,
 393                 .end = IRQ_UART1_RX+1,
 394                 .flags = IORESOURCE_IRQ,
 395         },
 396         {
 397                 .start = IRQ_UART1_ERROR,
 398                 .end = IRQ_UART1_ERROR,
 399                 .flags = IORESOURCE_IRQ,
 400         },
 401         {
 402                 .start = CH_UART1_TX,
 403                 .end = CH_UART1_TX,
 404                 .flags = IORESOURCE_DMA,
 405         },
 406         {
 407                 .start = CH_UART1_RX,
 408                 .end = CH_UART1_RX,
 409                 .flags = IORESOURCE_DMA,
 410         },
 411 };
 412
 413 static unsigned short bfin_uart1_peripherals[] = {
 414         P_UART1_TX, P_UART1_RX, 0
 415 };
 416
 417 static struct platform_device bfin_uart1_device = {
 418         .name = "bfin-uart",
 419         .id = 1,
 420         .num_resources = ARRAY_SIZE(bfin_uart1_resources),
 421         .resource = bfin_uart1_resources,
 422         .dev = {
 423                 .platform_data = &bfin_uart1_peripherals, /* Passed to driver */
 424         },
 425 };
 426 #endif
 427 #endif
 428
 429 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 430 #ifdef CONFIG_BFIN_SIR0
 431 static struct resource bfin_sir0_resources[] = {
 432         {
 433                 .start = 0xFFC00400,
 434                 .end = 0xFFC004FF,
 435                 .flags = IORESOURCE_MEM,
 436         },
 437         {
 438                 .start = IRQ_UART0_RX,
 439                 .end = IRQ_UART0_RX+1,
 440                 .flags = IORESOURCE_IRQ,
 441         },
 442         {
 443                 .start = CH_UART0_RX,
 444                 .end = CH_UART0_RX+1,
 445                 .flags = IORESOURCE_DMA,
 446         },
 447 };
 448
 449 static struct platform_device bfin_sir0_device = {
 450         .name = "bfin_sir",
 451         .id = 0,
 452         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 453         .resource = bfin_sir0_resources,
 454 };
 455 #endif
 456 #ifdef CONFIG_BFIN_SIR1
 457 static struct resource bfin_sir1_resources[] = {
 458         {
 459                 .start = 0xFFC02000,
 460                 .end = 0xFFC020FF,
 461                 .flags = IORESOURCE_MEM,
 462         },
 463         {
 464                 .start = IRQ_UART1_RX,
 465                 .end = IRQ_UART1_RX+1,
 466                 .flags = IORESOURCE_IRQ,
 467         },
 468         {
 469                 .start = CH_UART1_RX,
 470                 .end = CH_UART1_RX+1,
 471                 .flags = IORESOURCE_DMA,
 472         },
 473 };
 474
 475 static struct platform_device bfin_sir1_device = {
 476         .name = "bfin_sir",
 477         .id = 1,
 478         .num_resources = ARRAY_SIZE(bfin_sir1_resources),
 479         .resource = bfin_sir1_resources,
 480 };
 481 #endif
 482 #endif
 483
 484 static struct platform_device *stamp_devices[] __initdata = {
 485 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
 486         &bfin_pcmcia_cf_device,
 487 #endif
 488
 489 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 490         &rtc_device,
 491 #endif
 492
 493 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 494         &smc91x_device,
 495 #endif
 496
 497 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 498         &bfin_mii_bus,
 499         &bfin_mac_device,
 500 #endif
 501
 502 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 503         &net2272_bfin_device,
 504 #endif
 505
 506 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 507         &bfin_spi0_device,
 508 #endif
 509
 510 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 511         &bfin_fb_device,
 512 #endif
 513
 514 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 515 #ifdef CONFIG_SERIAL_BFIN_UART0
 516         &bfin_uart0_device,
 517 #endif
 518 #ifdef CONFIG_SERIAL_BFIN_UART1
 519         &bfin_uart1_device,
 520 #endif
 521 #endif
 522
 523 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 524 #ifdef CONFIG_BFIN_SIR0
 525         &bfin_sir0_device,
 526 #endif
 527 #ifdef CONFIG_BFIN_SIR1
 528         &bfin_sir1_device,
 529 #endif
 530 #endif
 531 };
 532
 533 static int __init pnav_init(void)
 534 {
 535         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 536         platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
 537 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 538         spi_register_board_info(bfin_spi_board_info,
 539                                 ARRAY_SIZE(bfin_spi_board_info));
 540 #endif
 541         return 0;
 542 }
 543
 544 arch_initcall(pnav_init);
 545
 546 static struct platform_device *stamp_early_devices[] __initdata = {
 547 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
 548 #ifdef CONFIG_SERIAL_BFIN_UART0
 549         &bfin_uart0_device,
 550 #endif
 551 #ifdef CONFIG_SERIAL_BFIN_UART1
 552         &bfin_uart1_device,
 553 #endif
 554 #endif
 555 };
 556
 557 void __init native_machine_early_platform_add_devices(void)
 558 {
 559         printk(KERN_INFO "register early platform devices\n");
 560         early_platform_add_devices(stamp_early_devices,
 561                 ARRAY_SIZE(stamp_early_devices));
 562 }
 563
 564 void bfin_get_ether_addr(char *addr)
 565 {
 566         random_ether_addr(addr);
 567         printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__);
 568 }
 569 EXPORT_SYMBOL(bfin_get_ether_addr);