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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/spi/spi.h>
  37 #include <linux/spi/flash.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/ata_platform.h>
  42 #include <linux/irq.h>
  43 #include <asm/dma.h>
  44 #include <asm/bfin5xx_spi.h>
  45 #include <asm/portmux.h>
  46 #include <asm/dpmc.h>
  47
  48 /*
  49  * Name the Board for the /proc/cpuinfo
  50  */
  51 const char bfin_board_name[] = "Bluetechnix CM BF537";
  52
  53 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
  54 /* all SPI peripherals info goes here */
  55
  56 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
  57 static struct mtd_partition bfin_spi_flash_partitions[] = {
  58         {
  59                 .name = "bootloader",
  60                 .size = 0x00020000,
  61                 .offset = 0,
  62                 .mask_flags = MTD_CAP_ROM
  63         }, {
  64                 .name = "kernel",
  65                 .size = 0xe0000,
  66                 .offset = 0x20000
  67         }, {
  68                 .name = "file system",
  69                 .size = 0x700000,
  70                 .offset = 0x00100000,
  71         }
  72 };
  73
  74 static struct flash_platform_data bfin_spi_flash_data = {
  75         .name = "m25p80",
  76         .parts = bfin_spi_flash_partitions,
  77         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
  78         .type = "m25p64",
  79 };
  80
  81 /* SPI flash chip (m25p64) */
  82 static struct bfin5xx_spi_chip spi_flash_chip_info = {
  83         .enable_dma = 0,         /* use dma transfer with this chip*/
  84         .bits_per_word = 8,
  85 };
  86 #endif
  87
  88 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
  89 /* SPI ADC chip */
  90 static struct bfin5xx_spi_chip spi_adc_chip_info = {
  91         .enable_dma = 1,         /* use dma transfer with this chip*/
  92         .bits_per_word = 16,
  93 };
  94 #endif
  95
  96 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
  97 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
  98         .enable_dma = 0,
  99         .bits_per_word = 16,
 100 };
 101 #endif
 102
 103 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 104 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
 105         .enable_dma = 0,
 106         .bits_per_word = 16,
 107 };
 108 #endif
 109
 110 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 111 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
 112         .enable_dma = 1,
 113         .bits_per_word = 8,
 114 };
 115 #endif
 116
 117 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 118 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
 119         {
 120                 /* the modalias must be the same as spi device driver name */
 121                 .modalias = "m25p80", /* Name of spi_driver for this device */
 122                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 123                 .bus_num = 0, /* Framework bus number */
 124                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 125                 .platform_data = &bfin_spi_flash_data,
 126                 .controller_data = &spi_flash_chip_info,
 127                 .mode = SPI_MODE_3,
 128         },
 129 #endif
 130
 131 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
 132         {
 133                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 134                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 135                 .bus_num = 0, /* Framework bus number */
 136                 .chip_select = 1, /* Framework chip select. */
 137                 .platform_data = NULL, /* No spi_driver specific config */
 138                 .controller_data = &spi_adc_chip_info,
 139         },
 140 #endif
 141
 142 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 143         {
 144                 .modalias = "ad1836-spi",
 145                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 146                 .bus_num = 0,
 147                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 148                 .controller_data = &ad1836_spi_chip_info,
 149         },
 150 #endif
 151
 152 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 153         {
 154                 .modalias = "ad9960-spi",
 155                 .max_speed_hz = 10000000,     /* max spi clock (SCK) speed in HZ */
 156                 .bus_num = 0,
 157                 .chip_select = 1,
 158                 .controller_data = &ad9960_spi_chip_info,
 159         },
 160 #endif
 161
 162 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 163         {
 164                 .modalias = "spi_mmc_dummy",
 165                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 166                 .bus_num = 0,
 167                 .chip_select = 7,
 168                 .platform_data = NULL,
 169                 .controller_data = &spi_mmc_chip_info,
 170                 .mode = SPI_MODE_3,
 171         },
 172         {
 173                 .modalias = "spi_mmc",
 174                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 175                 .bus_num = 0,
 176                 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
 177                 .platform_data = NULL,
 178                 .controller_data = &spi_mmc_chip_info,
 179                 .mode = SPI_MODE_3,
 180         },
 181 #endif
 182 };
 183
 184 /* SPI (0) */
 185 static struct resource bfin_spi0_resource[] = {
 186         [0] = {
 187                 .start = SPI0_REGBASE,
 188                 .end   = SPI0_REGBASE + 0xFF,
 189                 .flags = IORESOURCE_MEM,
 190                 },
 191         [1] = {
 192                 .start = CH_SPI,
 193                 .end   = CH_SPI,
 194                 .flags = IORESOURCE_IRQ,
 195         }
 196 };
 197
 198 /* SPI controller data */
 199 static struct bfin5xx_spi_master bfin_spi0_info = {
 200         .num_chipselect = 8,
 201         .enable_dma = 1,  /* master has the ability to do dma transfer */
 202         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 203 };
 204
 205 static struct platform_device bfin_spi0_device = {
 206         .name = "bfin-spi",
 207         .id = 0, /* Bus number */
 208         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 209         .resource = bfin_spi0_resource,
 210         .dev = {
 211                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 212         },
 213 };
 214 #endif  /* spi master and devices */
 215
 216 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 217 static struct platform_device rtc_device = {
 218         .name = "rtc-bfin",
 219         .id   = -1,
 220 };
 221 #endif
 222
 223 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
 224 static struct platform_device hitachi_fb_device = {
 225         .name = "hitachi-tx09",
 226 };
 227 #endif
 228
 229 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 230 static struct resource smc91x_resources[] = {
 231         {
 232                 .start = 0x20200300,
 233                 .end = 0x20200300 + 16,
 234                 .flags = IORESOURCE_MEM,
 235         }, {
 236                 .start = IRQ_PF14,
 237                 .end = IRQ_PF14,
 238                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 239                 },
 240 };
 241
 242 static struct platform_device smc91x_device = {
 243         .name = "smc91x",
 244         .id = 0,
 245         .num_resources = ARRAY_SIZE(smc91x_resources),
 246         .resource = smc91x_resources,
 247 };
 248 #endif
 249
 250 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 251 static struct resource isp1362_hcd_resources[] = {
 252         {
 253                 .start = 0x20308000,
 254                 .end = 0x20308000,
 255                 .flags = IORESOURCE_MEM,
 256         }, {
 257                 .start = 0x20308004,
 258                 .end = 0x20308004,
 259                 .flags = IORESOURCE_MEM,
 260         }, {
 261                 .start = IRQ_PG15,
 262                 .end = IRQ_PG15,
 263                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 264         },
 265 };
 266
 267 static struct isp1362_platform_data isp1362_priv = {
 268         .sel15Kres = 1,
 269         .clknotstop = 0,
 270         .oc_enable = 0,
 271         .int_act_high = 0,
 272         .int_edge_triggered = 0,
 273         .remote_wakeup_connected = 0,
 274         .no_power_switching = 1,
 275         .power_switching_mode = 0,
 276 };
 277
 278 static struct platform_device isp1362_hcd_device = {
 279         .name = "isp1362-hcd",
 280         .id = 0,
 281         .dev = {
 282                 .platform_data = &isp1362_priv,
 283         },
 284         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 285         .resource = isp1362_hcd_resources,
 286 };
 287 #endif
 288
 289 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 290 static struct resource net2272_bfin_resources[] = {
 291         {
 292                 .start = 0x20200000,
 293                 .end = 0x20200000 + 0x100,
 294                 .flags = IORESOURCE_MEM,
 295         }, {
 296                 .start = IRQ_PH14,
 297                 .end = IRQ_PH14,
 298                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 299         },
 300 };
 301
 302 static struct platform_device net2272_bfin_device = {
 303         .name = "net2272",
 304         .id = -1,
 305         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 306         .resource = net2272_bfin_resources,
 307 };
 308 #endif
 309
 310 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 311 static struct resource bfin_uart_resources[] = {
 312         {
 313                 .start = 0xFFC00400,
 314                 .end = 0xFFC004FF,
 315                 .flags = IORESOURCE_MEM,
 316         }, {
 317                 .start = 0xFFC02000,
 318                 .end = 0xFFC020FF,
 319                 .flags = IORESOURCE_MEM,
 320         },
 321 };
 322
 323 static struct platform_device bfin_uart_device = {
 324         .name = "bfin-uart",
 325         .id = 1,
 326         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 327         .resource = bfin_uart_resources,
 328 };
 329 #endif
 330
 331 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 332 static struct resource bfin_sir_resources[] = {
 333 #ifdef CONFIG_BFIN_SIR0
 334         {
 335                 .start = 0xFFC00400,
 336                 .end = 0xFFC004FF,
 337                 .flags = IORESOURCE_MEM,
 338         },
 339 #endif
 340 #ifdef CONFIG_BFIN_SIR1
 341         {
 342                 .start = 0xFFC02000,
 343                 .end = 0xFFC020FF,
 344                 .flags = IORESOURCE_MEM,
 345         },
 346 #endif
 347 };
 348
 349 static struct platform_device bfin_sir_device = {
 350         .name = "bfin_sir",
 351         .id = 0,
 352         .num_resources = ARRAY_SIZE(bfin_sir_resources),
 353         .resource = bfin_sir_resources,
 354 };
 355 #endif
 356
 357 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 358 static struct resource bfin_twi0_resource[] = {
 359         [0] = {
 360                 .start = TWI0_REGBASE,
 361                 .end   = TWI0_REGBASE,
 362                 .flags = IORESOURCE_MEM,
 363         },
 364         [1] = {
 365                 .start = IRQ_TWI,
 366                 .end   = IRQ_TWI,
 367                 .flags = IORESOURCE_IRQ,
 368         },
 369 };
 370
 371 static struct platform_device i2c_bfin_twi_device = {
 372         .name = "i2c-bfin-twi",
 373         .id = 0,
 374         .num_resources = ARRAY_SIZE(bfin_twi0_resource),
 375         .resource = bfin_twi0_resource,
 376 };
 377 #endif
 378
 379 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 380 static struct platform_device bfin_sport0_uart_device = {
 381         .name = "bfin-sport-uart",
 382         .id = 0,
 383 };
 384
 385 static struct platform_device bfin_sport1_uart_device = {
 386         .name = "bfin-sport-uart",
 387         .id = 1,
 388 };
 389 #endif
 390
 391 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 392 static struct platform_device bfin_mac_device = {
 393         .name = "bfin_mac",
 394 };
 395 #endif
 396
 397 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 398 #define PATA_INT        64
 399
 400 static struct pata_platform_info bfin_pata_platform_data = {
 401         .ioport_shift = 2,
 402         .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
 403 };
 404
 405 static struct resource bfin_pata_resources[] = {
 406         {
 407                 .start = 0x2030C000,
 408                 .end = 0x2030C01F,
 409                 .flags = IORESOURCE_MEM,
 410         },
 411         {
 412                 .start = 0x2030D018,
 413                 .end = 0x2030D01B,
 414                 .flags = IORESOURCE_MEM,
 415         },
 416         {
 417                 .start = PATA_INT,
 418                 .end = PATA_INT,
 419                 .flags = IORESOURCE_IRQ,
 420         },
 421 };
 422
 423 static struct platform_device bfin_pata_device = {
 424         .name = "pata_platform",
 425         .id = -1,
 426         .num_resources = ARRAY_SIZE(bfin_pata_resources),
 427         .resource = bfin_pata_resources,
 428         .dev = {
 429                 .platform_data = &bfin_pata_platform_data,
 430         }
 431 };
 432 #endif
 433
 434 static const unsigned int cclk_vlev_datasheet[] =
 435 {
 436         VRPAIR(VLEV_085, 250000000),
 437         VRPAIR(VLEV_090, 376000000),
 438         VRPAIR(VLEV_095, 426000000),
 439         VRPAIR(VLEV_100, 426000000),
 440         VRPAIR(VLEV_105, 476000000),
 441         VRPAIR(VLEV_110, 476000000),
 442         VRPAIR(VLEV_115, 476000000),
 443         VRPAIR(VLEV_120, 500000000),
 444         VRPAIR(VLEV_125, 533000000),
 445         VRPAIR(VLEV_130, 600000000),
 446 };
 447
 448 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 449         .tuple_tab = cclk_vlev_datasheet,
 450         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 451         .vr_settling_time = 25 /* us */,
 452 };
 453
 454 static struct platform_device bfin_dpmc = {
 455         .name = "bfin dpmc",
 456         .dev = {
 457                 .platform_data = &bfin_dmpc_vreg_data,
 458         },
 459 };
 460
 461 static struct platform_device *cm_bf537_devices[] __initdata = {
 462
 463         &bfin_dpmc,
 464
 465 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
 466         &hitachi_fb_device,
 467 #endif
 468
 469 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 470         &rtc_device,
 471 #endif
 472
 473 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 474         &bfin_uart_device,
 475 #endif
 476
 477 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 478         &bfin_sir_device,
 479 #endif
 480
 481 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
 482         &i2c_bfin_twi_device,
 483 #endif
 484
 485 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 486         &bfin_sport0_uart_device,
 487         &bfin_sport1_uart_device,
 488 #endif
 489
 490 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 491         &isp1362_hcd_device,
 492 #endif
 493
 494 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 495         &smc91x_device,
 496 #endif
 497
 498 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 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_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 511         &bfin_pata_device,
 512 #endif
 513 };
 514
 515 static int __init cm_bf537_init(void)
 516 {
 517         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 518         platform_add_devices(cm_bf537_devices, ARRAY_SIZE(cm_bf537_devices));
 519 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 520         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 521 #endif
 522
 523 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 524         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
 525 #endif
 526         return 0;
 527 }
 528
 529 arch_initcall(cm_bf537_init);
 530
 531 void bfin_get_ether_addr(char *addr)
 532 {
 533         random_ether_addr(addr);
 534         printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__);
 535 }
 536 EXPORT_SYMBOL(bfin_get_ether_addr);