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 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 245 static struct resource bfin_uart_resources[] = {
 246         {
 247                 .start = 0xFFC00400,
 248                 .end = 0xFFC004FF,
 249                 .flags = IORESOURCE_MEM,
 250         },
 251 };
 252
 253 static struct platform_device bfin_uart_device = {
 254         .name = "bfin-uart",
 255         .id = 1,
 256         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 257         .resource = bfin_uart_resources,
 258 };
 259 #endif
 260
 261 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 262 #ifdef CONFIG_BFIN_SIR0
 263 static struct resource bfin_sir0_resources[] = {
 264         {
 265                 .start = 0xFFC00400,
 266                 .end = 0xFFC004FF,
 267                 .flags = IORESOURCE_MEM,
 268         },
 269         {
 270                 .start = IRQ_UART0_RX,
 271                 .end = IRQ_UART0_RX+1,
 272                 .flags = IORESOURCE_IRQ,
 273         },
 274         {
 275                 .start = CH_UART0_RX,
 276                 .end = CH_UART0_RX+1,
 277                 .flags = IORESOURCE_DMA,
 278         },
 279 };
 280
 281 static struct platform_device bfin_sir0_device = {
 282         .name = "bfin_sir",
 283         .id = 0,
 284         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 285         .resource = bfin_sir0_resources,
 286 };
 287 #endif
 288 #endif
 289
 290 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 291 static struct platform_device bfin_sport0_uart_device = {
 292         .name = "bfin-sport-uart",
 293         .id = 0,
 294 };
 295
 296 static struct platform_device bfin_sport1_uart_device = {
 297         .name = "bfin-sport-uart",
 298         .id = 1,
 299 };
 300 #endif
 301
 302 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 303 static struct resource isp1362_hcd_resources[] = {
 304         {
 305                 .start = 0x20308000,
 306                 .end = 0x20308000,
 307                 .flags = IORESOURCE_MEM,
 308         }, {
 309                 .start = 0x20308004,
 310                 .end = 0x20308004,
 311                 .flags = IORESOURCE_MEM,
 312         }, {
 313                 .start = IRQ_PF4,
 314                 .end = IRQ_PF4,
 315                 .flags = IORESOURCE_IRQ,
 316         },
 317 };
 318
 319 static struct isp1362_platform_data isp1362_priv = {
 320         .sel15Kres = 1,
 321         .clknotstop = 0,
 322         .oc_enable = 0,
 323         .int_act_high = 0,
 324         .int_edge_triggered = 0,
 325         .remote_wakeup_connected = 0,
 326         .no_power_switching = 1,
 327         .power_switching_mode = 0,
 328 };
 329
 330 static struct platform_device isp1362_hcd_device = {
 331         .name = "isp1362-hcd",
 332         .id = 0,
 333         .dev = {
 334                 .platform_data = &isp1362_priv,
 335         },
 336         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 337         .resource = isp1362_hcd_resources,
 338 };
 339 #endif
 340
 341
 342 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 343 static struct resource net2272_bfin_resources[] = {
 344         {
 345                 .start = 0x20300000,
 346                 .end = 0x20300000 + 0x100,
 347                 .flags = IORESOURCE_MEM,
 348         }, {
 349                 .start = IRQ_PF6,
 350                 .end = IRQ_PF6,
 351                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 352         },
 353 };
 354
 355 static struct platform_device net2272_bfin_device = {
 356         .name = "net2272",
 357         .id = -1,
 358         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 359         .resource = net2272_bfin_resources,
 360 };
 361 #endif
 362
 363
 364
 365 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 366 static struct mtd_partition para_partitions[] = {
 367         {
 368                 .name       = "bootloader(nor)",
 369                 .size       = 0x40000,
 370                 .offset     = 0,
 371         }, {
 372                 .name       = "linux+rootfs(nor)",
 373                 .size       = MTDPART_SIZ_FULL,
 374                 .offset     = MTDPART_OFS_APPEND,
 375         },
 376 };
 377
 378 static struct physmap_flash_data para_flash_data = {
 379         .width      = 2,
 380         .parts      = para_partitions,
 381         .nr_parts   = ARRAY_SIZE(para_partitions),
 382 };
 383
 384 static struct resource para_flash_resource = {
 385         .start = 0x20000000,
 386         .end   = 0x201fffff,
 387         .flags = IORESOURCE_MEM,
 388 };
 389
 390 static struct platform_device para_flash_device = {
 391         .name          = "physmap-flash",
 392         .id            = 0,
 393         .dev = {
 394                 .platform_data = &para_flash_data,
 395         },
 396         .num_resources = 1,
 397         .resource      = &para_flash_resource,
 398 };
 399 #endif
 400
 401
 402
 403 static const unsigned int cclk_vlev_datasheet[] =
 404 {
 405         VRPAIR(VLEV_085, 250000000),
 406         VRPAIR(VLEV_090, 376000000),
 407         VRPAIR(VLEV_095, 426000000),
 408         VRPAIR(VLEV_100, 426000000),
 409         VRPAIR(VLEV_105, 476000000),
 410         VRPAIR(VLEV_110, 476000000),
 411         VRPAIR(VLEV_115, 476000000),
 412         VRPAIR(VLEV_120, 600000000),
 413         VRPAIR(VLEV_125, 600000000),
 414         VRPAIR(VLEV_130, 600000000),
 415 };
 416
 417 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 418         .tuple_tab = cclk_vlev_datasheet,
 419         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 420         .vr_settling_time = 25 /* us */,
 421 };
 422
 423 static struct platform_device bfin_dpmc = {
 424         .name = "bfin dpmc",
 425         .dev = {
 426                 .platform_data = &bfin_dmpc_vreg_data,
 427         },
 428 };
 429
 430 static struct platform_device *cm_bf533_devices[] __initdata = {
 431
 432         &bfin_dpmc,
 433
 434 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 435         &bfin_uart_device,
 436 #endif
 437
 438 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 439 #ifdef CONFIG_BFIN_SIR0
 440         &bfin_sir0_device,
 441 #endif
 442 #endif
 443
 444 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 445         &bfin_sport0_uart_device,
 446         &bfin_sport1_uart_device,
 447 #endif
 448
 449 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 450         &rtc_device,
 451 #endif
 452
 453 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 454         &isp1362_hcd_device,
 455 #endif
 456
 457 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 458         &smc91x_device,
 459 #endif
 460
 461 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 462         &smsc911x_device,
 463 #endif
 464
 465 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 466         &net2272_bfin_device,
 467 #endif
 468
 469 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 470         &bfin_spi0_device,
 471 #endif
 472
 473 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 474         &para_flash_device,
 475 #endif
 476 };
 477
 478 static int __init cm_bf533_init(void)
 479 {
 480         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 481         platform_add_devices(cm_bf533_devices, ARRAY_SIZE(cm_bf533_devices));
 482 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 483         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 484 #endif
 485         return 0;
 486 }
 487
 488 arch_initcall(cm_bf533_init);