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   1 /*
   2  * File:         arch/blackfin/mach-bf537/boards/cm_bf537.c
   3  * Based on:     arch/blackfin/mach-bf533/boards/ezkit.c
   4  * Author:       Aidan Williams <aidan@nicta.com.au>
   5  *
   6  * Created:      2005
   7  * Description:  Board description file
   8  *
   9  * Modified:
  10  *               Copyright 2005 National ICT Australia (NICTA)
  11  *               Copyright 2004-2006 Analog Devices Inc.
  12  *
  13  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
  14  *
  15  * This program is free software; you can redistribute it and/or modify
  16  * it under the terms of the GNU General Public License as published by
  17  * the Free Software Foundation; either version 2 of the License, or
  18  * (at your option) any later version.
  19  *
  20  * This program is distributed in the hope that it will be useful,
  21  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  22  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23  * GNU General Public License for more details.
  24  *
  25  * You should have received a copy of the GNU General Public License
  26  * along with this program; if not, see the file COPYING, or write
  27  * to the Free Software Foundation, Inc.,
  28  * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  29  */
  30
  31 #include <linux/device.h>
  32 #include <linux/etherdevice.h>
  33 #include <linux/platform_device.h>
  34 #include <linux/mtd/mtd.h>
  35 #include <linux/mtd/partitions.h>
  36 #include <linux/mtd/physmap.h>
  37 #include <linux/spi/spi.h>
  38 #include <linux/spi/flash.h>
  39 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
  40 #include <linux/usb/isp1362.h>
  41 #endif
  42 #include <linux/ata_platform.h>
  43 #include <linux/irq.h>
  44 #include <asm/dma.h>
  45 #include <asm/bfin5xx_spi.h>
  46 #include <asm/portmux.h>
  47 #include <asm/dpmc.h>
  48
  49 /*
  50  * Name the Board for the /proc/cpuinfo
  51  */
  52 const char bfin_board_name[] = "Bluetechnix CM BF537";
  53
  54 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
  55 /* all SPI peripherals info goes here */
  56
  57 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
  58 static struct mtd_partition bfin_spi_flash_partitions[] = {
  59         {
  60                 .name = "bootloader(spi)",
  61                 .size = 0x00020000,
  62                 .offset = 0,
  63                 .mask_flags = MTD_CAP_ROM
  64         }, {
  65                 .name = "linux kernel(spi)",
  66                 .size = 0xe0000,
  67                 .offset = 0x20000
  68         }, {
  69                 .name = "file system(spi)",
  70                 .size = 0x700000,
  71                 .offset = 0x00100000,
  72         }
  73 };
  74
  75 static struct flash_platform_data bfin_spi_flash_data = {
  76         .name = "m25p80",
  77         .parts = bfin_spi_flash_partitions,
  78         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
  79         .type = "m25p64",
  80 };
  81
  82 /* SPI flash chip (m25p64) */
  83 static struct bfin5xx_spi_chip spi_flash_chip_info = {
  84         .enable_dma = 0,         /* use dma transfer with this chip*/
  85         .bits_per_word = 8,
  86 };
  87 #endif
  88
  89 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
  90 /* SPI ADC chip */
  91 static struct bfin5xx_spi_chip spi_adc_chip_info = {
  92         .enable_dma = 1,         /* use dma transfer with this chip*/
  93         .bits_per_word = 16,
  94 };
  95 #endif
  96
  97 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
  98 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
  99         .enable_dma = 0,
 100         .bits_per_word = 16,
 101 };
 102 #endif
 103
 104 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 105 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
 106         .enable_dma = 0,
 107         .bits_per_word = 16,
 108 };
 109 #endif
 110
 111 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 112 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
 113         .enable_dma = 1,
 114         .bits_per_word = 8,
 115 };
 116 #endif
 117
 118 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 119 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
 120         {
 121                 /* the modalias must be the same as spi device driver name */
 122                 .modalias = "m25p80", /* Name of spi_driver for this device */
 123                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 124                 .bus_num = 0, /* Framework bus number */
 125                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 126                 .platform_data = &bfin_spi_flash_data,
 127                 .controller_data = &spi_flash_chip_info,
 128                 .mode = SPI_MODE_3,
 129         },
 130 #endif
 131
 132 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
 133         {
 134                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 135                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 136                 .bus_num = 0, /* Framework bus number */
 137                 .chip_select = 1, /* Framework chip select. */
 138                 .platform_data = NULL, /* No spi_driver specific config */
 139                 .controller_data = &spi_adc_chip_info,
 140         },
 141 #endif
 142
 143 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 144         {
 145                 .modalias = "ad1836-spi",
 146                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 147                 .bus_num = 0,
 148                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 149                 .controller_data = &ad1836_spi_chip_info,
 150         },
 151 #endif
 152
 153 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 154         {
 155                 .modalias = "ad9960-spi",
 156                 .max_speed_hz = 10000000,     /* max spi clock (SCK) speed in HZ */
 157                 .bus_num = 0,
 158                 .chip_select = 1,
 159                 .controller_data = &ad9960_spi_chip_info,
 160         },
 161 #endif
 162
 163 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 164         {
 165                 .modalias = "spi_mmc_dummy",
 166                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 167                 .bus_num = 0,
 168                 .chip_select = 7,
 169                 .platform_data = NULL,
 170                 .controller_data = &spi_mmc_chip_info,
 171                 .mode = SPI_MODE_3,
 172         },
 173         {
 174                 .modalias = "spi_mmc",
 175                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 176                 .bus_num = 0,
 177                 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
 178                 .platform_data = NULL,
 179                 .controller_data = &spi_mmc_chip_info,
 180                 .mode = SPI_MODE_3,
 181         },
 182 #endif
 183 };
 184
 185 /* SPI (0) */
 186 static struct resource bfin_spi0_resource[] = {
 187         [0] = {
 188                 .start = SPI0_REGBASE,
 189                 .end   = SPI0_REGBASE + 0xFF,
 190                 .flags = IORESOURCE_MEM,
 191                 },
 192         [1] = {
 193                 .start = CH_SPI,
 194                 .end   = CH_SPI,
 195                 .flags = IORESOURCE_IRQ,
 196         }
 197 };
 198
 199 /* SPI controller data */
 200 static struct bfin5xx_spi_master bfin_spi0_info = {
 201         .num_chipselect = 8,
 202         .enable_dma = 1,  /* master has the ability to do dma transfer */
 203         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 204 };
 205
 206 static struct platform_device bfin_spi0_device = {
 207         .name = "bfin-spi",
 208         .id = 0, /* Bus number */
 209         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 210         .resource = bfin_spi0_resource,
 211         .dev = {
 212                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 213         },
 214 };
 215 #endif  /* spi master and devices */
 216
 217 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 218 static struct platform_device rtc_device = {
 219         .name = "rtc-bfin",
 220         .id   = -1,
 221 };
 222 #endif
 223
 224 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
 225 static struct platform_device hitachi_fb_device = {
 226         .name = "hitachi-tx09",
 227 };
 228 #endif
 229
 230 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 231 static struct resource smc91x_resources[] = {
 232         {
 233                 .start = 0x20200300,
 234                 .end = 0x20200300 + 16,
 235                 .flags = IORESOURCE_MEM,
 236         }, {
 237                 .start = IRQ_PF14,
 238                 .end = IRQ_PF14,
 239                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 240                 },
 241 };
 242
 243 static struct platform_device smc91x_device = {
 244         .name = "smc91x",
 245         .id = 0,
 246         .num_resources = ARRAY_SIZE(smc91x_resources),
 247         .resource = smc91x_resources,
 248 };
 249 #endif
 250
 251 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 252 static struct resource isp1362_hcd_resources[] = {
 253         {
 254                 .start = 0x20308000,
 255                 .end = 0x20308000,
 256                 .flags = IORESOURCE_MEM,
 257         }, {
 258                 .start = 0x20308004,
 259                 .end = 0x20308004,
 260                 .flags = IORESOURCE_MEM,
 261         }, {
 262                 .start = IRQ_PG15,
 263                 .end = IRQ_PG15,
 264                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 265         },
 266 };
 267
 268 static struct isp1362_platform_data isp1362_priv = {
 269         .sel15Kres = 1,
 270         .clknotstop = 0,
 271         .oc_enable = 0,
 272         .int_act_high = 0,
 273         .int_edge_triggered = 0,
 274         .remote_wakeup_connected = 0,
 275         .no_power_switching = 1,
 276         .power_switching_mode = 0,
 277 };
 278
 279 static struct platform_device isp1362_hcd_device = {
 280         .name = "isp1362-hcd",
 281         .id = 0,
 282         .dev = {
 283                 .platform_data = &isp1362_priv,
 284         },
 285         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 286         .resource = isp1362_hcd_resources,
 287 };
 288 #endif
 289
 290 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 291 static struct resource net2272_bfin_resources[] = {
 292         {
 293                 .start = 0x20200000,
 294                 .end = 0x20200000 + 0x100,
 295                 .flags = IORESOURCE_MEM,
 296         }, {
 297                 .start = IRQ_PH14,
 298                 .end = IRQ_PH14,
 299                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 300         },
 301 };
 302
 303 static struct platform_device net2272_bfin_device = {
 304         .name = "net2272",
 305         .id = -1,
 306         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 307         .resource = net2272_bfin_resources,
 308 };
 309 #endif
 310
 311 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
 312 static struct mtd_partition cm_partitions[] = {
 313         {
 314                 .name   = "bootloader(nor)",
 315                 .size   = 0x40000,
 316                 .offset = 0,
 317         }, {
 318                 .name   = "linux kernel(nor)",
 319                 .size   = 0xE0000,
 320                 .offset = MTDPART_OFS_APPEND,
 321         }, {
 322                 .name   = "file system(nor)",
 323                 .size   = MTDPART_SIZ_FULL,
 324                 .offset = MTDPART_OFS_APPEND,
 325         }
 326 };
 327
 328 static struct physmap_flash_data cm_flash_data = {
 329         .width    = 2,
 330         .parts    = cm_partitions,
 331         .nr_parts = ARRAY_SIZE(cm_partitions),
 332 };
 333
 334 static unsigned cm_flash_gpios[] = { GPIO_PF4 };
 335
 336 static struct resource cm_flash_resource[] = {
 337         {
 338                 .name  = "cfi_probe",
 339                 .start = 0x20000000,
 340                 .end   = 0x201fffff,
 341                 .flags = IORESOURCE_MEM,
 342         }, {
 343                 .start = (unsigned long)cm_flash_gpios,
 344                 .end   = ARRAY_SIZE(cm_flash_gpios),
 345                 .flags = IORESOURCE_IRQ,
 346         }
 347 };
 348
 349 static struct platform_device cm_flash_device = {
 350         .name          = "gpio-addr-flash",
 351         .id            = 0,
 352         .dev = {
 353                 .platform_data = &cm_flash_data,
 354         },
 355         .num_resources = ARRAY_SIZE(cm_flash_resource),
 356         .resource      = cm_flash_resource,
 357 };
 358 #endif
 359
 360 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 361 static struct resource bfin_uart_resources[] = {
 362         {
 363                 .start = 0xFFC00400,
 364                 .end = 0xFFC004FF,
 365                 .flags = IORESOURCE_MEM,
 366         }, {
 367                 .start = 0xFFC02000,
 368                 .end = 0xFFC020FF,
 369                 .flags = IORESOURCE_MEM,
 370         },
 371 };
 372
 373 static struct platform_device bfin_uart_device = {
 374         .name = "bfin-uart",
 375         .id = 1,
 376         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 377         .resource = bfin_uart_resources,
 378 };
 379 #endif
 380
 381 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 382 static struct resource bfin_sir_resources[] = {
 383 #ifdef CONFIG_BFIN_SIR0
 384         {
 385                 .start = 0xFFC00400,
 386                 .end = 0xFFC004FF,
 387                 .flags = IORESOURCE_MEM,
 388         },
 389 #endif
 390 #ifdef CONFIG_BFIN_SIR1
 391         {
 392                 .start = 0xFFC02000,
 393                 .end = 0xFFC020FF,
 394                 .flags = IORESOURCE_MEM,
 395         },
 396 #endif
 397 };
 398
 399 static struct platform_device bfin_sir_device = {
 400         .name = "bfin_sir",
 401         .id = 0,
 402         .num_resources = ARRAY_SIZE(bfin_sir_resources),
 403         .resource = bfin_sir_resources,
 404 };
 405 #endif
 406
 407 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 408 static struct resource bfin_twi0_resource[] = {
 409         [0] = {
 410                 .start = TWI0_REGBASE,
 411                 .end   = TWI0_REGBASE,
 412                 .flags = IORESOURCE_MEM,
 413         },
 414         [1] = {
 415                 .start = IRQ_TWI,
 416                 .end   = IRQ_TWI,
 417                 .flags = IORESOURCE_IRQ,
 418         },
 419 };
 420
 421 static struct platform_device i2c_bfin_twi_device = {
 422         .name = "i2c-bfin-twi",
 423         .id = 0,
 424         .num_resources = ARRAY_SIZE(bfin_twi0_resource),
 425         .resource = bfin_twi0_resource,
 426 };
 427 #endif
 428
 429 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 430 static struct platform_device bfin_sport0_uart_device = {
 431         .name = "bfin-sport-uart",
 432         .id = 0,
 433 };
 434
 435 static struct platform_device bfin_sport1_uart_device = {
 436         .name = "bfin-sport-uart",
 437         .id = 1,
 438 };
 439 #endif
 440
 441 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 442 static struct platform_device bfin_mac_device = {
 443         .name = "bfin_mac",
 444 };
 445 #endif
 446
 447 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 448 #define PATA_INT        IRQ_PF14
 449
 450 static struct pata_platform_info bfin_pata_platform_data = {
 451         .ioport_shift = 2,
 452         .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
 453 };
 454
 455 static struct resource bfin_pata_resources[] = {
 456         {
 457                 .start = 0x2030C000,
 458                 .end = 0x2030C01F,
 459                 .flags = IORESOURCE_MEM,
 460         },
 461         {
 462                 .start = 0x2030D018,
 463                 .end = 0x2030D01B,
 464                 .flags = IORESOURCE_MEM,
 465         },
 466         {
 467                 .start = PATA_INT,
 468                 .end = PATA_INT,
 469                 .flags = IORESOURCE_IRQ,
 470         },
 471 };
 472
 473 static struct platform_device bfin_pata_device = {
 474         .name = "pata_platform",
 475         .id = -1,
 476         .num_resources = ARRAY_SIZE(bfin_pata_resources),
 477         .resource = bfin_pata_resources,
 478         .dev = {
 479                 .platform_data = &bfin_pata_platform_data,
 480         }
 481 };
 482 #endif
 483
 484 static const unsigned int cclk_vlev_datasheet[] =
 485 {
 486         VRPAIR(VLEV_085, 250000000),
 487         VRPAIR(VLEV_090, 376000000),
 488         VRPAIR(VLEV_095, 426000000),
 489         VRPAIR(VLEV_100, 426000000),
 490         VRPAIR(VLEV_105, 476000000),
 491         VRPAIR(VLEV_110, 476000000),
 492         VRPAIR(VLEV_115, 476000000),
 493         VRPAIR(VLEV_120, 500000000),
 494         VRPAIR(VLEV_125, 533000000),
 495         VRPAIR(VLEV_130, 600000000),
 496 };
 497
 498 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 499         .tuple_tab = cclk_vlev_datasheet,
 500         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 501         .vr_settling_time = 25 /* us */,
 502 };
 503
 504 static struct platform_device bfin_dpmc = {
 505         .name = "bfin dpmc",
 506         .dev = {
 507                 .platform_data = &bfin_dmpc_vreg_data,
 508         },
 509 };
 510
 511 static struct platform_device *cm_bf537_devices[] __initdata = {
 512
 513         &bfin_dpmc,
 514
 515 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
 516         &hitachi_fb_device,
 517 #endif
 518
 519 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 520         &rtc_device,
 521 #endif
 522
 523 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 524         &bfin_uart_device,
 525 #endif
 526
 527 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 528         &bfin_sir_device,
 529 #endif
 530
 531 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 532         &i2c_bfin_twi_device,
 533 #endif
 534
 535 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 536         &bfin_sport0_uart_device,
 537         &bfin_sport1_uart_device,
 538 #endif
 539
 540 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 541         &isp1362_hcd_device,
 542 #endif
 543
 544 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 545         &smc91x_device,
 546 #endif
 547
 548 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 549         &bfin_mac_device,
 550 #endif
 551
 552 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 553         &net2272_bfin_device,
 554 #endif
 555
 556 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 557         &bfin_spi0_device,
 558 #endif
 559
 560 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 561         &bfin_pata_device,
 562 #endif
 563
 564 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
 565         &cm_flash_device,
 566 #endif
 567 };
 568
 569 static int __init cm_bf537_init(void)
 570 {
 571         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 572         platform_add_devices(cm_bf537_devices, ARRAY_SIZE(cm_bf537_devices));
 573 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 574         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 575 #endif
 576
 577 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 578         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
 579 #endif
 580         return 0;
 581 }
 582
 583 arch_initcall(cm_bf537_init);
 584
 585 void bfin_get_ether_addr(char *addr)
 586 {
 587         random_ether_addr(addr);
 588         printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__);
 589 }
 590 EXPORT_SYMBOL(bfin_get_ether_addr);