SAFE public projects git trees. - safe/jmp/linux-2.6/blob - arch/blackfin/mach-bf533/boards/cm_bf533.c

   1 /*
   2  * Copyright 2004-2009 Analog Devices Inc.
   3  *           2008-2009 Bluetechnix
   4  *                2005 National ICT Australia (NICTA)
   5  *                      Aidan Williams <aidan@nicta.com.au>
   6  *
   7  * Licensed under the GPL-2 or later.
   8  */
   9
  10 #include <linux/device.h>
  11 #include <linux/platform_device.h>
  12 #include <linux/mtd/mtd.h>
  13 #include <linux/mtd/partitions.h>
  14 #include <linux/mtd/physmap.h>
  15 #include <linux/spi/spi.h>
  16 #include <linux/spi/flash.h>
  17 #include <linux/spi/mmc_spi.h>
  18 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
  19 #include <linux/usb/isp1362.h>
  20 #endif
  21 #include <linux/irq.h>
  22 #include <asm/dma.h>
  23 #include <asm/bfin5xx_spi.h>
  24 #include <asm/portmux.h>
  25 #include <asm/dpmc.h>
  26
  27 /*
  28  * Name the Board for the /proc/cpuinfo
  29  */
  30 const char bfin_board_name[] = "Bluetechnix CM BF533";
  31
  32 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
  33 /* all SPI peripherals info goes here */
  34 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
  35 static struct mtd_partition bfin_spi_flash_partitions[] = {
  36         {
  37                 .name = "bootloader(spi)",
  38                 .size = 0x00020000,
  39                 .offset = 0,
  40                 .mask_flags = MTD_CAP_ROM
  41         }, {
  42                 .name = "linux kernel(spi)",
  43                 .size = 0xe0000,
  44                 .offset = 0x20000
  45         }, {
  46                 .name = "file system(spi)",
  47                 .size = 0x700000,
  48                 .offset = 0x00100000,
  49         }
  50 };
  51
  52 static struct flash_platform_data bfin_spi_flash_data = {
  53         .name = "m25p80",
  54         .parts = bfin_spi_flash_partitions,
  55         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
  56         .type = "m25p64",
  57 };
  58
  59 /* SPI flash chip (m25p64) */
  60 static struct bfin5xx_spi_chip spi_flash_chip_info = {
  61         .enable_dma = 0,         /* use dma transfer with this chip*/
  62         .bits_per_word = 8,
  63 };
  64 #endif
  65
  66 /* SPI ADC chip */
  67 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
  68 static struct bfin5xx_spi_chip spi_adc_chip_info = {
  69         .enable_dma = 1,         /* use dma transfer with this chip*/
  70         .bits_per_word = 16,
  71 };
  72 #endif
  73
  74 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
  75 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
  76         .enable_dma = 0,
  77         .bits_per_word = 16,
  78 };
  79 #endif
  80
  81 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
  82 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
  83         .enable_dma = 0,
  84         .bits_per_word = 8,
  85 };
  86 #endif
  87
  88 static struct spi_board_info bfin_spi_board_info[] __initdata = {
  89 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
  90         {
  91                 /* the modalias must be the same as spi device driver name */
  92                 .modalias = "m25p80",       /* Name of spi_driver for this device */
  93                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
  94                 .bus_num = 0,               /* Framework bus number */
  95                 .chip_select = 1,           /* Framework chip select. On STAMP537 it is SPISSEL1*/
  96                 .platform_data = &bfin_spi_flash_data,
  97                 .controller_data = &spi_flash_chip_info,
  98                 .mode = SPI_MODE_3,
  99         },
 100 #endif
 101
 102 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
 103         {
 104                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 105                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 106                 .bus_num = 0,               /* Framework bus number */
 107                 .chip_select = 2,           /* Framework chip select. */
 108                 .platform_data = NULL,      /* No spi_driver specific config */
 109                 .controller_data = &spi_adc_chip_info,
 110         },
 111 #endif
 112
 113 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 114         {
 115                 .modalias = "ad1836",
 116                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 117                 .bus_num = 0,
 118                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 119                 .controller_data = &ad1836_spi_chip_info,
 120         },
 121 #endif
 122
 123 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 124         {
 125                 .modalias = "mmc_spi",
 126                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 127                 .bus_num = 0,
 128                 .chip_select = 1,
 129                 .controller_data = &mmc_spi_chip_info,
 130                 .mode = SPI_MODE_3,
 131         },
 132 #endif
 133 };
 134
 135 /* SPI (0) */
 136 static struct resource bfin_spi0_resource[] = {
 137         [0] = {
 138                 .start = SPI0_REGBASE,
 139                 .end   = SPI0_REGBASE + 0xFF,
 140                 .flags = IORESOURCE_MEM,
 141         },
 142         [1] = {
 143                 .start = CH_SPI,
 144                 .end   = CH_SPI,
 145                 .flags = IORESOURCE_DMA,
 146         },
 147         [2] = {
 148                 .start = IRQ_SPI,
 149                 .end   = IRQ_SPI,
 150                 .flags = IORESOURCE_IRQ,
 151         }
 152 };
 153
 154 /* SPI controller data */
 155 static struct bfin5xx_spi_master bfin_spi0_info = {
 156         .num_chipselect = 8,
 157         .enable_dma = 1,  /* master has the ability to do dma transfer */
 158         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 159 };
 160
 161 static struct platform_device bfin_spi0_device = {
 162         .name = "bfin-spi",
 163         .id = 0, /* Bus number */
 164         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 165         .resource = bfin_spi0_resource,
 166         .dev = {
 167                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 168         },
 169 };
 170 #endif  /* spi master and devices */
 171
 172 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 173 static struct platform_device rtc_device = {
 174         .name = "rtc-bfin",
 175         .id   = -1,
 176 };
 177 #endif
 178
 179 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 180 #include <linux/smc91x.h>
 181
 182 static struct smc91x_platdata smc91x_info = {
 183         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
 184         .leda = RPC_LED_100_10,
 185         .ledb = RPC_LED_TX_RX,
 186 };
 187
 188 static struct resource smc91x_resources[] = {
 189         {
 190                 .start = 0x20200300,
 191                 .end = 0x20200300 + 16,
 192                 .flags = IORESOURCE_MEM,
 193         }, {
 194                 .start = IRQ_PF0,
 195                 .end = IRQ_PF0,
 196                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 197         },
 198 };
 199 static struct platform_device smc91x_device = {
 200         .name = "smc91x",
 201         .id = 0,
 202         .num_resources = ARRAY_SIZE(smc91x_resources),
 203         .resource = smc91x_resources,
 204         .dev    = {
 205                 .platform_data  = &smc91x_info,
 206         },
 207 };
 208 #endif
 209
 210 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 211 #include <linux/smsc911x.h>
 212
 213 static struct resource smsc911x_resources[] = {
 214         {
 215                 .name = "smsc911x-memory",
 216                 .start = 0x20308000,
 217                 .end = 0x20308000 + 0xFF,
 218                 .flags = IORESOURCE_MEM,
 219         }, {
 220                 .start = IRQ_PF8,
 221                 .end = IRQ_PF8,
 222                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 223         },
 224 };
 225
 226 static struct smsc911x_platform_config smsc911x_config = {
 227         .flags = SMSC911X_USE_16BIT,
 228         .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 229         .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
 230         .phy_interface = PHY_INTERFACE_MODE_MII,
 231 };
 232
 233 static struct platform_device smsc911x_device = {
 234         .name = "smsc911x",
 235         .id = 0,
 236         .num_resources = ARRAY_SIZE(smsc911x_resources),
 237         .resource = smsc911x_resources,
 238         .dev = {
 239                 .platform_data = &smsc911x_config,
 240         },
 241 };
 242 #endif
 243
 244 static struct resource bfin_gpios_resources = {
 245         .start = 0,
 246         .end   = MAX_BLACKFIN_GPIOS - 1,
 247         .flags = IORESOURCE_IRQ,
 248 };
 249
 250 static struct platform_device bfin_gpios_device = {
 251         .name = "simple-gpio",
 252         .id = -1,
 253         .num_resources = 1,
 254         .resource = &bfin_gpios_resources,
 255 };
 256
 257 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 258 static struct resource bfin_uart_resources[] = {
 259         {
 260                 .start = 0xFFC00400,
 261                 .end = 0xFFC004FF,
 262                 .flags = IORESOURCE_MEM,
 263         },
 264 };
 265
 266 static struct platform_device bfin_uart_device = {
 267         .name = "bfin-uart",
 268         .id = 1,
 269         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 270         .resource = bfin_uart_resources,
 271 };
 272 #endif
 273
 274 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 275 #ifdef CONFIG_BFIN_SIR0
 276 static struct resource bfin_sir0_resources[] = {
 277         {
 278                 .start = 0xFFC00400,
 279                 .end = 0xFFC004FF,
 280                 .flags = IORESOURCE_MEM,
 281         },
 282         {
 283                 .start = IRQ_UART0_RX,
 284                 .end = IRQ_UART0_RX+1,
 285                 .flags = IORESOURCE_IRQ,
 286         },
 287         {
 288                 .start = CH_UART0_RX,
 289                 .end = CH_UART0_RX+1,
 290                 .flags = IORESOURCE_DMA,
 291         },
 292 };
 293
 294 static struct platform_device bfin_sir0_device = {
 295         .name = "bfin_sir",
 296         .id = 0,
 297         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 298         .resource = bfin_sir0_resources,
 299 };
 300 #endif
 301 #endif
 302
 303 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 304 static struct platform_device bfin_sport0_uart_device = {
 305         .name = "bfin-sport-uart",
 306         .id = 0,
 307 };
 308
 309 static struct platform_device bfin_sport1_uart_device = {
 310         .name = "bfin-sport-uart",
 311         .id = 1,
 312 };
 313 #endif
 314
 315 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 316 static struct resource isp1362_hcd_resources[] = {
 317         {
 318                 .start = 0x20308000,
 319                 .end = 0x20308000,
 320                 .flags = IORESOURCE_MEM,
 321         }, {
 322                 .start = 0x20308004,
 323                 .end = 0x20308004,
 324                 .flags = IORESOURCE_MEM,
 325         }, {
 326                 .start = IRQ_PF4,
 327                 .end = IRQ_PF4,
 328                 .flags = IORESOURCE_IRQ,
 329         },
 330 };
 331
 332 static struct isp1362_platform_data isp1362_priv = {
 333         .sel15Kres = 1,
 334         .clknotstop = 0,
 335         .oc_enable = 0,
 336         .int_act_high = 0,
 337         .int_edge_triggered = 0,
 338         .remote_wakeup_connected = 0,
 339         .no_power_switching = 1,
 340         .power_switching_mode = 0,
 341 };
 342
 343 static struct platform_device isp1362_hcd_device = {
 344         .name = "isp1362-hcd",
 345         .id = 0,
 346         .dev = {
 347                 .platform_data = &isp1362_priv,
 348         },
 349         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 350         .resource = isp1362_hcd_resources,
 351 };
 352 #endif
 353
 354
 355 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 356 static struct resource net2272_bfin_resources[] = {
 357         {
 358                 .start = 0x20300000,
 359                 .end = 0x20300000 + 0x100,
 360                 .flags = IORESOURCE_MEM,
 361         }, {
 362                 .start = IRQ_PF6,
 363                 .end = IRQ_PF6,
 364                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 365         },
 366 };
 367
 368 static struct platform_device net2272_bfin_device = {
 369         .name = "net2272",
 370         .id = -1,
 371         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 372         .resource = net2272_bfin_resources,
 373 };
 374 #endif
 375
 376
 377
 378 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 379 static struct mtd_partition para_partitions[] = {
 380         {
 381                 .name       = "bootloader(nor)",
 382                 .size       = 0x40000,
 383                 .offset     = 0,
 384         }, {
 385                 .name       = "linux+rootfs(nor)",
 386                 .size       = MTDPART_SIZ_FULL,
 387                 .offset     = MTDPART_OFS_APPEND,
 388         },
 389 };
 390
 391 static struct physmap_flash_data para_flash_data = {
 392         .width      = 2,
 393         .parts      = para_partitions,
 394         .nr_parts   = ARRAY_SIZE(para_partitions),
 395 };
 396
 397 static struct resource para_flash_resource = {
 398         .start = 0x20000000,
 399         .end   = 0x201fffff,
 400         .flags = IORESOURCE_MEM,
 401 };
 402
 403 static struct platform_device para_flash_device = {
 404         .name          = "physmap-flash",
 405         .id            = 0,
 406         .dev = {
 407                 .platform_data = &para_flash_data,
 408         },
 409         .num_resources = 1,
 410         .resource      = &para_flash_resource,
 411 };
 412 #endif
 413
 414
 415
 416 static const unsigned int cclk_vlev_datasheet[] =
 417 {
 418         VRPAIR(VLEV_085, 250000000),
 419         VRPAIR(VLEV_090, 376000000),
 420         VRPAIR(VLEV_095, 426000000),
 421         VRPAIR(VLEV_100, 426000000),
 422         VRPAIR(VLEV_105, 476000000),
 423         VRPAIR(VLEV_110, 476000000),
 424         VRPAIR(VLEV_115, 476000000),
 425         VRPAIR(VLEV_120, 600000000),
 426         VRPAIR(VLEV_125, 600000000),
 427         VRPAIR(VLEV_130, 600000000),
 428 };
 429
 430 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 431         .tuple_tab = cclk_vlev_datasheet,
 432         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 433         .vr_settling_time = 25 /* us */,
 434 };
 435
 436 static struct platform_device bfin_dpmc = {
 437         .name = "bfin dpmc",
 438         .dev = {
 439                 .platform_data = &bfin_dmpc_vreg_data,
 440         },
 441 };
 442
 443 static struct platform_device *cm_bf533_devices[] __initdata = {
 444
 445         &bfin_dpmc,
 446
 447 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 448         &bfin_uart_device,
 449 #endif
 450
 451 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 452 #ifdef CONFIG_BFIN_SIR0
 453         &bfin_sir0_device,
 454 #endif
 455 #endif
 456
 457 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 458         &bfin_sport0_uart_device,
 459         &bfin_sport1_uart_device,
 460 #endif
 461
 462 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 463         &rtc_device,
 464 #endif
 465
 466 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 467         &isp1362_hcd_device,
 468 #endif
 469
 470 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 471         &smc91x_device,
 472 #endif
 473
 474 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 475         &smsc911x_device,
 476 #endif
 477
 478 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 479         &net2272_bfin_device,
 480 #endif
 481
 482 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 483         &bfin_spi0_device,
 484 #endif
 485
 486 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 487         &para_flash_device,
 488 #endif
 489
 490         &bfin_gpios_device,
 491 };
 492
 493 static int __init cm_bf533_init(void)
 494 {
 495         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 496         platform_add_devices(cm_bf533_devices, ARRAY_SIZE(cm_bf533_devices));
 497 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 498         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 499 #endif
 500         return 0;
 501 }
 502
 503 arch_initcall(cm_bf533_init);