arch/blackfin/mach-bf533/boards/cm_bf533.c

   1 /*
   2  * File:         arch/blackfin/mach-bf533/boards/cm_bf533.c
   3  * Based on:     arch/blackfin/mach-bf533/boards/ezkit.c
   4  * Author:       Aidan Williams <aidan@nicta.com.au> Copyright 2005
   5  *
   6  * Created:      2005
   7  * Description:  Board description file
   8  *
   9  * Modified:
  10  *               Copyright 2004-2006 Analog Devices Inc.
  11  *
  12  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
  13  *
  14  * This program is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU General Public License as published by
  16  * the Free Software Foundation; either version 2 of the License, or
  17  * (at your option) any later version.
  18  *
  19  * This program is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License
  25  * along with this program; if not, see the file COPYING, or write
  26  * to the Free Software Foundation, Inc.,
  27  * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  28  */
  29
  30 #include <linux/device.h>
  31 #include <linux/platform_device.h>
  32 #include <linux/mtd/mtd.h>
  33 #include <linux/mtd/partitions.h>
  34 #include <linux/mtd/physmap.h>
  35 #include <linux/spi/spi.h>
  36 #include <linux/spi/flash.h>
  37 #include <linux/spi/mmc_spi.h>
  38 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
  39 #include <linux/usb/isp1362.h>
  40 #endif
  41 #include <linux/irq.h>
  42 #include <asm/dma.h>
  43 #include <asm/bfin5xx_spi.h>
  44 #include <asm/portmux.h>
  45 #include <asm/dpmc.h>
  46
  47 /*
  48  * Name the Board for the /proc/cpuinfo
  49  */
  50 const char bfin_board_name[] = "Bluetechnix CM BF533";
  51
  52 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
  53 /* all SPI peripherals info goes here */
  54 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
  55 static struct mtd_partition bfin_spi_flash_partitions[] = {
  56         {
  57                 .name = "bootloader(spi)",
  58                 .size = 0x00020000,
  59                 .offset = 0,
  60                 .mask_flags = MTD_CAP_ROM
  61         }, {
  62                 .name = "linux kernel(spi)",
  63                 .size = 0xe0000,
  64                 .offset = 0x20000
  65         }, {
  66                 .name = "file system(spi)",
  67                 .size = 0x700000,
  68                 .offset = 0x00100000,
  69         }
  70 };
  71
  72 static struct flash_platform_data bfin_spi_flash_data = {
  73         .name = "m25p80",
  74         .parts = bfin_spi_flash_partitions,
  75         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
  76         .type = "m25p64",
  77 };
  78
  79 /* SPI flash chip (m25p64) */
  80 static struct bfin5xx_spi_chip spi_flash_chip_info = {
  81         .enable_dma = 0,         /* use dma transfer with this chip*/
  82         .bits_per_word = 8,
  83 };
  84 #endif
  85
  86 /* SPI ADC chip */
  87 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
  88 static struct bfin5xx_spi_chip spi_adc_chip_info = {
  89         .enable_dma = 1,         /* use dma transfer with this chip*/
  90         .bits_per_word = 16,
  91 };
  92 #endif
  93
  94 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
  95 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
  96         .enable_dma = 0,
  97         .bits_per_word = 16,
  98 };
  99 #endif
 100
 101 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 102 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
 103         .enable_dma = 0,
 104         .bits_per_word = 8,
 105 };
 106 #endif
 107
 108 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 109 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
 110         {
 111                 /* the modalias must be the same as spi device driver name */
 112                 .modalias = "m25p80",       /* Name of spi_driver for this device */
 113                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 114                 .bus_num = 0,               /* Framework bus number */
 115                 .chip_select = 1,           /* Framework chip select. On STAMP537 it is SPISSEL1*/
 116                 .platform_data = &bfin_spi_flash_data,
 117                 .controller_data = &spi_flash_chip_info,
 118                 .mode = SPI_MODE_3,
 119         },
 120 #endif
 121
 122 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
 123         {
 124                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 125                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 126                 .bus_num = 0,               /* Framework bus number */
 127                 .chip_select = 2,           /* Framework chip select. */
 128                 .platform_data = NULL,      /* No spi_driver specific config */
 129                 .controller_data = &spi_adc_chip_info,
 130         },
 131 #endif
 132
 133 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 134         {
 135                 .modalias = "ad1836",
 136                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 137                 .bus_num = 0,
 138                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 139                 .controller_data = &ad1836_spi_chip_info,
 140         },
 141 #endif
 142
 143 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 144         {
 145                 .modalias = "mmc_spi",
 146                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 147                 .bus_num = 0,
 148                 .chip_select = 1,
 149                 .controller_data = &mmc_spi_chip_info,
 150                 .mode = SPI_MODE_3,
 151         },
 152 #endif
 153 };
 154
 155 /* SPI (0) */
 156 static struct resource bfin_spi0_resource[] = {
 157         [0] = {
 158                 .start = SPI0_REGBASE,
 159                 .end   = SPI0_REGBASE + 0xFF,
 160                 .flags = IORESOURCE_MEM,
 161         },
 162         [1] = {
 163                 .start = CH_SPI,
 164                 .end   = CH_SPI,
 165                 .flags = IORESOURCE_DMA,
 166         },
 167         [2] = {
 168                 .start = IRQ_SPI,
 169                 .end   = IRQ_SPI,
 170                 .flags = IORESOURCE_IRQ,
 171         }
 172 };
 173
 174 /* SPI controller data */
 175 static struct bfin5xx_spi_master bfin_spi0_info = {
 176         .num_chipselect = 8,
 177         .enable_dma = 1,  /* master has the ability to do dma transfer */
 178         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 179 };
 180
 181 static struct platform_device bfin_spi0_device = {
 182         .name = "bfin-spi",
 183         .id = 0, /* Bus number */
 184         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 185         .resource = bfin_spi0_resource,
 186         .dev = {
 187                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 188         },
 189 };
 190 #endif  /* spi master and devices */
 191
 192 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 193 static struct platform_device rtc_device = {
 194         .name = "rtc-bfin",
 195         .id   = -1,
 196 };
 197 #endif
 198
 199 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 200 #include <linux/smc91x.h>
 201
 202 static struct smc91x_platdata smc91x_info = {
 203         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
 204         .leda = RPC_LED_100_10,
 205         .ledb = RPC_LED_TX_RX,
 206 };
 207
 208 static struct resource smc91x_resources[] = {
 209         {
 210                 .start = 0x20200300,
 211                 .end = 0x20200300 + 16,
 212                 .flags = IORESOURCE_MEM,
 213         }, {
 214                 .start = IRQ_PF0,
 215                 .end = IRQ_PF0,
 216                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 217         },
 218 };
 219 static struct platform_device smc91x_device = {
 220         .name = "smc91x",
 221         .id = 0,
 222         .num_resources = ARRAY_SIZE(smc91x_resources),
 223         .resource = smc91x_resources,
 224         .dev    = {
 225                 .platform_data  = &smc91x_info,
 226         },
 227 };
 228 #endif
 229
 230 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 231 #include <linux/smsc911x.h>
 232
 233 static struct resource smsc911x_resources[] = {
 234         {
 235                 .name = "smsc911x-memory",
 236                 .start = 0x20308000,
 237                 .end = 0x20308000 + 0xFF,
 238                 .flags = IORESOURCE_MEM,
 239         }, {
 240                 .start = IRQ_PF8,
 241                 .end = IRQ_PF8,
 242                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 243         },
 244 };
 245
 246 static struct smsc911x_platform_config smsc911x_config = {
 247         .flags = SMSC911X_USE_16BIT,
 248         .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 249         .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
 250         .phy_interface = PHY_INTERFACE_MODE_MII,
 251 };
 252
 253 static struct platform_device smsc911x_device = {
 254         .name = "smsc911x",
 255         .id = 0,
 256         .num_resources = ARRAY_SIZE(smsc911x_resources),
 257         .resource = smsc911x_resources,
 258         .dev = {
 259                 .platform_data = &smsc911x_config,
 260         },
 261 };
 262 #endif
 263
 264 static struct resource bfin_gpios_resources = {
 265         .start = 0,
 266         .end   = MAX_BLACKFIN_GPIOS - 1,
 267         .flags = IORESOURCE_IRQ,
 268 };
 269
 270 static struct platform_device bfin_gpios_device = {
 271         .name = "simple-gpio",
 272         .id = -1,
 273         .num_resources = 1,
 274         .resource = &bfin_gpios_resources,
 275 };
 276
 277 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 278 static struct resource bfin_uart_resources[] = {
 279         {
 280                 .start = 0xFFC00400,
 281                 .end = 0xFFC004FF,
 282                 .flags = IORESOURCE_MEM,
 283         },
 284 };
 285
 286 static struct platform_device bfin_uart_device = {
 287         .name = "bfin-uart",
 288         .id = 1,
 289         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 290         .resource = bfin_uart_resources,
 291 };
 292 #endif
 293
 294 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 295 #ifdef CONFIG_BFIN_SIR0
 296 static struct resource bfin_sir0_resources[] = {
 297         {
 298                 .start = 0xFFC00400,
 299                 .end = 0xFFC004FF,
 300                 .flags = IORESOURCE_MEM,
 301         },
 302         {
 303                 .start = IRQ_UART0_RX,
 304                 .end = IRQ_UART0_RX+1,
 305                 .flags = IORESOURCE_IRQ,
 306         },
 307         {
 308                 .start = CH_UART0_RX,
 309                 .end = CH_UART0_RX+1,
 310                 .flags = IORESOURCE_DMA,
 311         },
 312 };
 313
 314 static struct platform_device bfin_sir0_device = {
 315         .name = "bfin_sir",
 316         .id = 0,
 317         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 318         .resource = bfin_sir0_resources,
 319 };
 320 #endif
 321 #endif
 322
 323 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 324 static struct platform_device bfin_sport0_uart_device = {
 325         .name = "bfin-sport-uart",
 326         .id = 0,
 327 };
 328
 329 static struct platform_device bfin_sport1_uart_device = {
 330         .name = "bfin-sport-uart",
 331         .id = 1,
 332 };
 333 #endif
 334
 335 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 336 static struct resource isp1362_hcd_resources[] = {
 337         {
 338                 .start = 0x20308000,
 339                 .end = 0x20308000,
 340                 .flags = IORESOURCE_MEM,
 341         }, {
 342                 .start = 0x20308004,
 343                 .end = 0x20308004,
 344                 .flags = IORESOURCE_MEM,
 345         }, {
 346                 .start = IRQ_PF4,
 347                 .end = IRQ_PF4,
 348                 .flags = IORESOURCE_IRQ,
 349         },
 350 };
 351
 352 static struct isp1362_platform_data isp1362_priv = {
 353         .sel15Kres = 1,
 354         .clknotstop = 0,
 355         .oc_enable = 0,
 356         .int_act_high = 0,
 357         .int_edge_triggered = 0,
 358         .remote_wakeup_connected = 0,
 359         .no_power_switching = 1,
 360         .power_switching_mode = 0,
 361 };
 362
 363 static struct platform_device isp1362_hcd_device = {
 364         .name = "isp1362-hcd",
 365         .id = 0,
 366         .dev = {
 367                 .platform_data = &isp1362_priv,
 368         },
 369         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 370         .resource = isp1362_hcd_resources,
 371 };
 372 #endif
 373
 374
 375 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 376 static struct resource net2272_bfin_resources[] = {
 377         {
 378                 .start = 0x20300000,
 379                 .end = 0x20300000 + 0x100,
 380                 .flags = IORESOURCE_MEM,
 381         }, {
 382                 .start = IRQ_PF6,
 383                 .end = IRQ_PF6,
 384                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 385         },
 386 };
 387
 388 static struct platform_device net2272_bfin_device = {
 389         .name = "net2272",
 390         .id = -1,
 391         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 392         .resource = net2272_bfin_resources,
 393 };
 394 #endif
 395
 396
 397
 398 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 399 static struct mtd_partition para_partitions[] = {
 400         {
 401                 .name       = "bootloader(nor)",
 402                 .size       = 0x40000,
 403                 .offset     = 0,
 404         }, {
 405                 .name       = "linux+rootfs(nor)",
 406                 .size       = MTDPART_SIZ_FULL,
 407                 .offset     = MTDPART_OFS_APPEND,
 408         },
 409 };
 410
 411 static struct physmap_flash_data para_flash_data = {
 412         .width      = 2,
 413         .parts      = para_partitions,
 414         .nr_parts   = ARRAY_SIZE(para_partitions),
 415 };
 416
 417 static struct resource para_flash_resource = {
 418         .start = 0x20000000,
 419         .end   = 0x201fffff,
 420         .flags = IORESOURCE_MEM,
 421 };
 422
 423 static struct platform_device para_flash_device = {
 424         .name          = "physmap-flash",
 425         .id            = 0,
 426         .dev = {
 427                 .platform_data = &para_flash_data,
 428         },
 429         .num_resources = 1,
 430         .resource      = &para_flash_resource,
 431 };
 432 #endif
 433
 434
 435
 436 static const unsigned int cclk_vlev_datasheet[] =
 437 {
 438         VRPAIR(VLEV_085, 250000000),
 439         VRPAIR(VLEV_090, 376000000),
 440         VRPAIR(VLEV_095, 426000000),
 441         VRPAIR(VLEV_100, 426000000),
 442         VRPAIR(VLEV_105, 476000000),
 443         VRPAIR(VLEV_110, 476000000),
 444         VRPAIR(VLEV_115, 476000000),
 445         VRPAIR(VLEV_120, 600000000),
 446         VRPAIR(VLEV_125, 600000000),
 447         VRPAIR(VLEV_130, 600000000),
 448 };
 449
 450 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 451         .tuple_tab = cclk_vlev_datasheet,
 452         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 453         .vr_settling_time = 25 /* us */,
 454 };
 455
 456 static struct platform_device bfin_dpmc = {
 457         .name = "bfin dpmc",
 458         .dev = {
 459                 .platform_data = &bfin_dmpc_vreg_data,
 460         },
 461 };
 462
 463 static struct platform_device *cm_bf533_devices[] __initdata = {
 464
 465         &bfin_dpmc,
 466
 467 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 468         &bfin_uart_device,
 469 #endif
 470
 471 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 472 #ifdef CONFIG_BFIN_SIR0
 473         &bfin_sir0_device,
 474 #endif
 475 #endif
 476
 477 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 478         &bfin_sport0_uart_device,
 479         &bfin_sport1_uart_device,
 480 #endif
 481
 482 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 483         &rtc_device,
 484 #endif
 485
 486 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 487         &isp1362_hcd_device,
 488 #endif
 489
 490 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 491         &smc91x_device,
 492 #endif
 493
 494 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 495         &smsc911x_device,
 496 #endif
 497
 498 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 499         &net2272_bfin_device,
 500 #endif
 501
 502 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 503         &bfin_spi0_device,
 504 #endif
 505
 506 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 507         &para_flash_device,
 508 #endif
 509
 510         &bfin_gpios_device,
 511 };
 512
 513 static int __init cm_bf533_init(void)
 514 {
 515         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 516         platform_add_devices(cm_bf533_devices, ARRAY_SIZE(cm_bf533_devices));
 517 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 518         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 519 #endif
 520         return 0;
 521 }
 522
 523 arch_initcall(cm_bf533_init);