arch/blackfin/mach-bf561/boards/ezkit.c

   1 /*
   2  * File:         arch/blackfin/mach-bf561/ezkit.c
   3  * Based on:
   4  * Author:
   5  *
   6  * Created:
   7  * Description:
   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/irq.h>
  37 #include <linux/interrupt.h>
  38 #include <asm/dma.h>
  39 #include <asm/bfin5xx_spi.h>
  40 #include <asm/portmux.h>
  41 #include <asm/dpmc.h>
  42
  43 /*
  44  * Name the Board for the /proc/cpuinfo
  45  */
  46 const char bfin_board_name[] = "ADI BF561-EZKIT";
  47
  48 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
  49 #include <linux/usb/isp1760.h>
  50 static struct resource bfin_isp1760_resources[] = {
  51         [0] = {
  52                 .start  = 0x2C0F0000,
  53                 .end    = 0x203C0000 + 0xfffff,
  54                 .flags  = IORESOURCE_MEM,
  55         },
  56         [1] = {
  57                 .start  = IRQ_PF10,
  58                 .end    = IRQ_PF10,
  59                 .flags  = IORESOURCE_IRQ,
  60         },
  61 };
  62
  63 static struct isp1760_platform_data isp1760_priv = {
  64         .is_isp1761 = 0,
  65         .bus_width_16 = 1,
  66         .port1_otg = 0,
  67         .analog_oc = 0,
  68         .dack_polarity_high = 0,
  69         .dreq_polarity_high = 0,
  70 };
  71
  72 static struct platform_device bfin_isp1760_device = {
  73         .name           = "isp1760-hcd",
  74         .id             = 0,
  75         .dev = {
  76                 .platform_data = &isp1760_priv,
  77         },
  78         .num_resources  = ARRAY_SIZE(bfin_isp1760_resources),
  79         .resource       = bfin_isp1760_resources,
  80 };
  81 #endif
  82
  83 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
  84 #include <linux/usb/isp1362.h>
  85
  86 static struct resource isp1362_hcd_resources[] = {
  87         {
  88                 .start = 0x2c060000,
  89                 .end = 0x2c060000,
  90                 .flags = IORESOURCE_MEM,
  91         }, {
  92                 .start = 0x2c060004,
  93                 .end = 0x2c060004,
  94                 .flags = IORESOURCE_MEM,
  95         }, {
  96                 .start = IRQ_PF8,
  97                 .end = IRQ_PF8,
  98                 .flags = IORESOURCE_IRQ,
  99         },
 100 };
 101
 102 static struct isp1362_platform_data isp1362_priv = {
 103         .sel15Kres = 1,
 104         .clknotstop = 0,
 105         .oc_enable = 0,
 106         .int_act_high = 0,
 107         .int_edge_triggered = 0,
 108         .remote_wakeup_connected = 0,
 109         .no_power_switching = 1,
 110         .power_switching_mode = 0,
 111 };
 112
 113 static struct platform_device isp1362_hcd_device = {
 114         .name = "isp1362-hcd",
 115         .id = 0,
 116         .dev = {
 117                 .platform_data = &isp1362_priv,
 118         },
 119         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 120         .resource = isp1362_hcd_resources,
 121 };
 122 #endif
 123
 124 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 125 static struct resource net2272_bfin_resources[] = {
 126         {
 127                 .start = 0x2C000000,
 128                 .end = 0x2C000000 + 0x7F,
 129                 .flags = IORESOURCE_MEM,
 130         }, {
 131                 .start = IRQ_PF10,
 132                 .end = IRQ_PF10,
 133                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 134         },
 135 };
 136
 137 static struct platform_device net2272_bfin_device = {
 138         .name = "net2272",
 139         .id = -1,
 140         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 141         .resource = net2272_bfin_resources,
 142 };
 143 #endif
 144
 145 /*
 146  *  USB-LAN EzExtender board
 147  *  Driver needs to know address, irq and flag pin.
 148  */
 149 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 150 #include <linux/smc91x.h>
 151
 152 static struct smc91x_platdata smc91x_info = {
 153         .flags = SMC91X_USE_32BIT | SMC91X_NOWAIT,
 154         .leda = RPC_LED_100_10,
 155         .ledb = RPC_LED_TX_RX,
 156 };
 157
 158 static struct resource smc91x_resources[] = {
 159         {
 160                 .name = "smc91x-regs",
 161                 .start = 0x2C010300,
 162                 .end = 0x2C010300 + 16,
 163                 .flags = IORESOURCE_MEM,
 164         }, {
 165
 166                 .start = IRQ_PF9,
 167                 .end = IRQ_PF9,
 168                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 169         },
 170 };
 171
 172 static struct platform_device smc91x_device = {
 173         .name = "smc91x",
 174         .id = 0,
 175         .num_resources = ARRAY_SIZE(smc91x_resources),
 176         .resource = smc91x_resources,
 177         .dev    = {
 178                 .platform_data  = &smc91x_info,
 179         },
 180 };
 181 #endif
 182
 183 #if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE)
 184 static struct resource ax88180_resources[] = {
 185         [0] = {
 186                 .start  = 0x2c000000,
 187                 .end    = 0x2c000000 + 0x8000,
 188                 .flags  = IORESOURCE_MEM,
 189         },
 190         [1] = {
 191                 .start  = IRQ_PF10,
 192                 .end    = IRQ_PF10,
 193                 .flags  = (IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL),
 194         },
 195 };
 196
 197 static struct platform_device ax88180_device = {
 198         .name           = "ax88180",
 199         .id             = -1,
 200         .num_resources  = ARRAY_SIZE(ax88180_resources),
 201         .resource       = ax88180_resources,
 202 };
 203 #endif
 204
 205 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 206 static struct resource bfin_uart_resources[] = {
 207         {
 208                 .start = 0xFFC00400,
 209                 .end = 0xFFC004FF,
 210                 .flags = IORESOURCE_MEM,
 211         },
 212 };
 213
 214 static struct platform_device bfin_uart_device = {
 215         .name = "bfin-uart",
 216         .id = 1,
 217         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 218         .resource = bfin_uart_resources,
 219 };
 220 #endif
 221
 222 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 223 #ifdef CONFIG_BFIN_SIR0
 224 static struct resource bfin_sir0_resources[] = {
 225         {
 226                 .start = 0xFFC00400,
 227                 .end = 0xFFC004FF,
 228                 .flags = IORESOURCE_MEM,
 229         },
 230         {
 231                 .start = IRQ_UART0_RX,
 232                 .end = IRQ_UART0_RX+1,
 233                 .flags = IORESOURCE_IRQ,
 234         },
 235         {
 236                 .start = CH_UART0_RX,
 237                 .end = CH_UART0_RX+1,
 238                 .flags = IORESOURCE_DMA,
 239         },
 240 };
 241
 242 static struct platform_device bfin_sir0_device = {
 243         .name = "bfin_sir",
 244         .id = 0,
 245         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 246         .resource = bfin_sir0_resources,
 247 };
 248 #endif
 249 #endif
 250
 251 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 252 static struct mtd_partition ezkit_partitions[] = {
 253         {
 254                 .name       = "bootloader(nor)",
 255                 .size       = 0x40000,
 256                 .offset     = 0,
 257         }, {
 258                 .name       = "linux kernel(nor)",
 259                 .size       = 0x1C0000,
 260                 .offset     = MTDPART_OFS_APPEND,
 261         }, {
 262                 .name       = "file system(nor)",
 263                 .size       = MTDPART_SIZ_FULL,
 264                 .offset     = MTDPART_OFS_APPEND,
 265         }
 266 };
 267
 268 static struct physmap_flash_data ezkit_flash_data = {
 269         .width      = 2,
 270         .parts      = ezkit_partitions,
 271         .nr_parts   = ARRAY_SIZE(ezkit_partitions),
 272 };
 273
 274 static struct resource ezkit_flash_resource = {
 275         .start = 0x20000000,
 276         .end   = 0x207fffff,
 277         .flags = IORESOURCE_MEM,
 278 };
 279
 280 static struct platform_device ezkit_flash_device = {
 281         .name          = "physmap-flash",
 282         .id            = 0,
 283         .dev = {
 284                 .platform_data = &ezkit_flash_data,
 285         },
 286         .num_resources = 1,
 287         .resource      = &ezkit_flash_resource,
 288 };
 289 #endif
 290
 291 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
 292         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 293 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
 294         .enable_dma = 0,
 295         .bits_per_word = 16,
 296 };
 297 #endif
 298
 299 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 300 static struct bfin5xx_spi_chip spidev_chip_info = {
 301         .enable_dma = 0,
 302         .bits_per_word = 8,
 303 };
 304 #endif
 305
 306 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 307 /* SPI (0) */
 308 static struct resource bfin_spi0_resource[] = {
 309         [0] = {
 310                 .start = SPI0_REGBASE,
 311                 .end   = SPI0_REGBASE + 0xFF,
 312                 .flags = IORESOURCE_MEM,
 313         },
 314         [1] = {
 315                 .start = CH_SPI,
 316                 .end   = CH_SPI,
 317                 .flags = IORESOURCE_DMA,
 318         },
 319         [2] = {
 320                 .start = IRQ_SPI,
 321                 .end   = IRQ_SPI,
 322                 .flags = IORESOURCE_IRQ,
 323         }
 324 };
 325
 326 /* SPI controller data */
 327 static struct bfin5xx_spi_master bfin_spi0_info = {
 328         .num_chipselect = 8,
 329         .enable_dma = 1,  /* master has the ability to do dma transfer */
 330         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 331 };
 332
 333 static struct platform_device bfin_spi0_device = {
 334         .name = "bfin-spi",
 335         .id = 0, /* Bus number */
 336         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 337         .resource = bfin_spi0_resource,
 338         .dev = {
 339                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 340         },
 341 };
 342 #endif
 343
 344 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 345 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
 346         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 347         {
 348                 .modalias = "ad1836",
 349                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 350                 .bus_num = 0,
 351                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 352                 .controller_data = &ad1836_spi_chip_info,
 353         },
 354 #endif
 355 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
 356         {
 357                 .modalias = "spidev",
 358                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 359                 .bus_num = 0,
 360                 .chip_select = 1,
 361                 .controller_data = &spidev_chip_info,
 362         },
 363 #endif
 364 };
 365
 366 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 367 #include <linux/input.h>
 368 #include <linux/gpio_keys.h>
 369
 370 static struct gpio_keys_button bfin_gpio_keys_table[] = {
 371         {BTN_0, GPIO_PF5, 1, "gpio-keys: BTN0"},
 372         {BTN_1, GPIO_PF6, 1, "gpio-keys: BTN1"},
 373         {BTN_2, GPIO_PF7, 1, "gpio-keys: BTN2"},
 374         {BTN_3, GPIO_PF8, 1, "gpio-keys: BTN3"},
 375 };
 376
 377 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
 378         .buttons        = bfin_gpio_keys_table,
 379         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
 380 };
 381
 382 static struct platform_device bfin_device_gpiokeys = {
 383         .name      = "gpio-keys",
 384         .dev = {
 385                 .platform_data = &bfin_gpio_keys_data,
 386         },
 387 };
 388 #endif
 389
 390 static struct resource bfin_gpios_resources = {
 391         .start = 0,
 392         .end   = MAX_BLACKFIN_GPIOS - 1,
 393         .flags = IORESOURCE_IRQ,
 394 };
 395
 396 static struct platform_device bfin_gpios_device = {
 397         .name = "simple-gpio",
 398         .id = -1,
 399         .num_resources = 1,
 400         .resource = &bfin_gpios_resources,
 401 };
 402
 403 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
 404 #include <linux/i2c-gpio.h>
 405
 406 static struct i2c_gpio_platform_data i2c_gpio_data = {
 407         .sda_pin                = 1,
 408         .scl_pin                = 0,
 409         .sda_is_open_drain      = 0,
 410         .scl_is_open_drain      = 0,
 411         .udelay                 = 40,
 412 };
 413
 414 static struct platform_device i2c_gpio_device = {
 415         .name           = "i2c-gpio",
 416         .id             = 0,
 417         .dev            = {
 418                 .platform_data  = &i2c_gpio_data,
 419         },
 420 };
 421 #endif
 422
 423 static const unsigned int cclk_vlev_datasheet[] =
 424 {
 425         VRPAIR(VLEV_085, 250000000),
 426         VRPAIR(VLEV_090, 300000000),
 427         VRPAIR(VLEV_095, 313000000),
 428         VRPAIR(VLEV_100, 350000000),
 429         VRPAIR(VLEV_105, 400000000),
 430         VRPAIR(VLEV_110, 444000000),
 431         VRPAIR(VLEV_115, 450000000),
 432         VRPAIR(VLEV_120, 475000000),
 433         VRPAIR(VLEV_125, 500000000),
 434         VRPAIR(VLEV_130, 600000000),
 435 };
 436
 437 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 438         .tuple_tab = cclk_vlev_datasheet,
 439         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 440         .vr_settling_time = 25 /* us */,
 441 };
 442
 443 static struct platform_device bfin_dpmc = {
 444         .name = "bfin dpmc",
 445         .dev = {
 446                 .platform_data = &bfin_dmpc_vreg_data,
 447         },
 448 };
 449
 450 static struct platform_device *ezkit_devices[] __initdata = {
 451
 452         &bfin_dpmc,
 453
 454 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 455         &smc91x_device,
 456 #endif
 457
 458 #if defined(CONFIG_AX88180) || defined(CONFIG_AX88180_MODULE)
 459         &ax88180_device,
 460 #endif
 461
 462 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 463         &net2272_bfin_device,
 464 #endif
 465
 466 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
 467         &bfin_isp1760_device,
 468 #endif
 469
 470 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 471         &bfin_spi0_device,
 472 #endif
 473
 474 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 475         &bfin_uart_device,
 476 #endif
 477
 478 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 479 #ifdef CONFIG_BFIN_SIR0
 480         &bfin_sir0_device,
 481 #endif
 482 #endif
 483
 484 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 485         &bfin_device_gpiokeys,
 486 #endif
 487
 488 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
 489         &i2c_gpio_device,
 490 #endif
 491
 492 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 493         &isp1362_hcd_device,
 494 #endif
 495
 496         &bfin_gpios_device,
 497
 498 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 499         &ezkit_flash_device,
 500 #endif
 501 };
 502
 503 static int __init ezkit_init(void)
 504 {
 505         int ret;
 506
 507         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 508
 509         ret = platform_add_devices(ezkit_devices, ARRAY_SIZE(ezkit_devices));
 510         if (ret < 0)
 511                 return ret;
 512
 513 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 514         bfin_write_FIO0_DIR(bfin_read_FIO0_DIR() | (1 << 12));
 515         SSYNC();
 516 #endif
 517
 518         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 519         return 0;
 520 }
 521
 522 arch_initcall(ezkit_init);