arch/blackfin/mach-bf537/boards/pnav10.c

   1 /*
   2  * File:         arch/blackfin/mach-bf537/boards/stamp.c
   3  * Based on:     arch/blackfin/mach-bf533/boards/ezkit.c
   4  * Author:       Aidan Williams <aidan@nicta.com.au>
   5  *
   6  * Created:
   7  * Description:
   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/platform_device.h>
  33 #include <linux/mtd/mtd.h>
  34 #include <linux/mtd/partitions.h>
  35 #include <linux/spi/spi.h>
  36 #include <linux/spi/flash.h>
  37 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
  38 #include <linux/usb_isp1362.h>
  39 #endif
  40 #include <linux/irq.h>
  41 #include <asm/dma.h>
  42 #include <asm/bfin5xx_spi.h>
  43 #include <asm/portmux.h>
  44 #include <linux/usb/sl811.h>
  45
  46 #include <linux/spi/ad7877.h>
  47
  48 /*
  49  * Name the Board for the /proc/cpuinfo
  50  */
  51 const char bfin_board_name[] = "PNAV-1.0";
  52
  53 /*
  54  *  Driver needs to know address, irq and flag pin.
  55  */
  56
  57 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
  58 static struct resource bfin_pcmcia_cf_resources[] = {
  59         {
  60                 .start = 0x20310000, /* IO PORT */
  61                 .end = 0x20312000,
  62                 .flags = IORESOURCE_MEM,
  63         }, {
  64                 .start = 0x20311000, /* Attribute Memory */
  65                 .end = 0x20311FFF,
  66                 .flags = IORESOURCE_MEM,
  67         }, {
  68                 .start = IRQ_PF4,
  69                 .end = IRQ_PF4,
  70                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
  71         }, {
  72                 .start = 6, /* Card Detect PF6 */
  73                 .end = 6,
  74                 .flags = IORESOURCE_IRQ,
  75         },
  76 };
  77
  78 static struct platform_device bfin_pcmcia_cf_device = {
  79         .name = "bfin_cf_pcmcia",
  80         .id = -1,
  81         .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
  82         .resource = bfin_pcmcia_cf_resources,
  83 };
  84 #endif
  85
  86 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
  87 static struct platform_device rtc_device = {
  88         .name = "rtc-bfin",
  89         .id   = -1,
  90 };
  91 #endif
  92
  93 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
  94 static struct resource smc91x_resources[] = {
  95         {
  96                 .name = "smc91x-regs",
  97                 .start = 0x20300300,
  98                 .end = 0x20300300 + 16,
  99                 .flags = IORESOURCE_MEM,
 100         }, {
 101
 102                 .start = IRQ_PF7,
 103                 .end = IRQ_PF7,
 104                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 105         },
 106 };
 107 static struct platform_device smc91x_device = {
 108         .name = "smc91x",
 109         .id = 0,
 110         .num_resources = ARRAY_SIZE(smc91x_resources),
 111         .resource = smc91x_resources,
 112 };
 113 #endif
 114
 115 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
 116 static struct resource sl811_hcd_resources[] = {
 117         {
 118                 .start = 0x20340000,
 119                 .end = 0x20340000,
 120                 .flags = IORESOURCE_MEM,
 121         }, {
 122                 .start = 0x20340004,
 123                 .end = 0x20340004,
 124                 .flags = IORESOURCE_MEM,
 125         }, {
 126                 .start = CONFIG_USB_SL811_BFIN_IRQ,
 127                 .end = CONFIG_USB_SL811_BFIN_IRQ,
 128                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 129         },
 130 };
 131
 132 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
 133 void sl811_port_power(struct device *dev, int is_on)
 134 {
 135         gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS");
 136         gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS);
 137
 138         if (is_on)
 139                 gpio_set_value(CONFIG_USB_SL811_BFIN_GPIO_VBUS, 1);
 140         else
 141                 gpio_set_value(CONFIG_USB_SL811_BFIN_GPIO_VBUS, 0);
 142 }
 143 #endif
 144
 145 static struct sl811_platform_data sl811_priv = {
 146         .potpg = 10,
 147         .power = 250,       /* == 500mA */
 148 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
 149         .port_power = &sl811_port_power,
 150 #endif
 151 };
 152
 153 static struct platform_device sl811_hcd_device = {
 154         .name = "sl811-hcd",
 155         .id = 0,
 156         .dev = {
 157                 .platform_data = &sl811_priv,
 158         },
 159         .num_resources = ARRAY_SIZE(sl811_hcd_resources),
 160         .resource = sl811_hcd_resources,
 161 };
 162 #endif
 163
 164 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 165 static struct resource isp1362_hcd_resources[] = {
 166         {
 167                 .start = 0x20360000,
 168                 .end = 0x20360000,
 169                 .flags = IORESOURCE_MEM,
 170         }, {
 171                 .start = 0x20360004,
 172                 .end = 0x20360004,
 173                 .flags = IORESOURCE_MEM,
 174         }, {
 175                 .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
 176                 .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
 177                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 178         },
 179 };
 180
 181 static struct isp1362_platform_data isp1362_priv = {
 182         .sel15Kres = 1,
 183         .clknotstop = 0,
 184         .oc_enable = 0,
 185         .int_act_high = 0,
 186         .int_edge_triggered = 0,
 187         .remote_wakeup_connected = 0,
 188         .no_power_switching = 1,
 189         .power_switching_mode = 0,
 190 };
 191
 192 static struct platform_device isp1362_hcd_device = {
 193         .name = "isp1362-hcd",
 194         .id = 0,
 195         .dev = {
 196                 .platform_data = &isp1362_priv,
 197         },
 198         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 199         .resource = isp1362_hcd_resources,
 200 };
 201 #endif
 202
 203 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 204 static struct platform_device bfin_mac_device = {
 205         .name = "bfin_mac",
 206 };
 207 #endif
 208
 209 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 210 static struct resource net2272_bfin_resources[] = {
 211         {
 212                 .start = 0x20300000,
 213                 .end = 0x20300000 + 0x100,
 214                 .flags = IORESOURCE_MEM,
 215         }, {
 216                 .start = IRQ_PF7,
 217                 .end = IRQ_PF7,
 218                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 219         },
 220 };
 221
 222 static struct platform_device net2272_bfin_device = {
 223         .name = "net2272",
 224         .id = -1,
 225         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 226         .resource = net2272_bfin_resources,
 227 };
 228 #endif
 229
 230 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 231 /* all SPI peripherals info goes here */
 232
 233 #if defined(CONFIG_MTD_M25P80) \
 234         || defined(CONFIG_MTD_M25P80_MODULE)
 235 static struct mtd_partition bfin_spi_flash_partitions[] = {
 236         {
 237                 .name = "bootloader",
 238                 .size = 0x00020000,
 239                 .offset = 0,
 240                 .mask_flags = MTD_CAP_ROM
 241         }, {
 242                 .name = "kernel",
 243                 .size = 0xe0000,
 244                 .offset = 0x20000
 245         }, {
 246                 .name = "file system",
 247                 .size = 0x700000,
 248                 .offset = 0x00100000,
 249         }
 250 };
 251
 252 static struct flash_platform_data bfin_spi_flash_data = {
 253         .name = "m25p80",
 254         .parts = bfin_spi_flash_partitions,
 255         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 256         .type = "m25p64",
 257 };
 258
 259 /* SPI flash chip (m25p64) */
 260 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 261         .enable_dma = 0,         /* use dma transfer with this chip*/
 262         .bits_per_word = 8,
 263 };
 264 #endif
 265
 266 #if defined(CONFIG_SPI_ADC_BF533) \
 267         || defined(CONFIG_SPI_ADC_BF533_MODULE)
 268 /* SPI ADC chip */
 269 static struct bfin5xx_spi_chip spi_adc_chip_info = {
 270         .enable_dma = 1,         /* use dma transfer with this chip*/
 271         .bits_per_word = 16,
 272 };
 273 #endif
 274
 275 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
 276         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 277 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
 278         .enable_dma = 0,
 279         .bits_per_word = 16,
 280 };
 281 #endif
 282
 283 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 284 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
 285         .enable_dma = 0,
 286         .bits_per_word = 16,
 287 };
 288 #endif
 289
 290 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 291 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
 292         .enable_dma = 1,
 293         .bits_per_word = 8,
 294 };
 295 #endif
 296
 297 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 298 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
 299         .cs_change_per_word = 1,
 300         .enable_dma = 0,
 301         .bits_per_word = 16,
 302 };
 303
 304 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
 305         .model                  = 7877,
 306         .vref_delay_usecs       = 50,   /* internal, no capacitor */
 307         .x_plate_ohms           = 419,
 308         .y_plate_ohms           = 486,
 309         .pressure_max           = 1000,
 310         .pressure_min           = 0,
 311         .stopacq_polarity       = 1,
 312         .first_conversion_delay = 3,
 313         .acquisition_time       = 1,
 314         .averaging              = 1,
 315         .pen_down_acc_interval  = 1,
 316 };
 317 #endif
 318
 319 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 320 #if defined(CONFIG_MTD_M25P80) \
 321         || defined(CONFIG_MTD_M25P80_MODULE)
 322         {
 323                 /* the modalias must be the same as spi device driver name */
 324                 .modalias = "m25p80", /* Name of spi_driver for this device */
 325                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 326                 .bus_num = 0, /* Framework bus number */
 327                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 328                 .platform_data = &bfin_spi_flash_data,
 329                 .controller_data = &spi_flash_chip_info,
 330                 .mode = SPI_MODE_3,
 331         },
 332 #endif
 333
 334 #if defined(CONFIG_SPI_ADC_BF533) \
 335         || defined(CONFIG_SPI_ADC_BF533_MODULE)
 336         {
 337                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 338                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 339                 .bus_num = 0, /* Framework bus number */
 340                 .chip_select = 1, /* Framework chip select. */
 341                 .platform_data = NULL, /* No spi_driver specific config */
 342                 .controller_data = &spi_adc_chip_info,
 343         },
 344 #endif
 345
 346 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
 347         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 348         {
 349                 .modalias = "ad1836-spi",
 350                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 351                 .bus_num = 0,
 352                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 353                 .controller_data = &ad1836_spi_chip_info,
 354         },
 355 #endif
 356 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
 357         {
 358                 .modalias = "ad9960-spi",
 359                 .max_speed_hz = 10000000,     /* max spi clock (SCK) speed in HZ */
 360                 .bus_num = 0,
 361                 .chip_select = 1,
 362                 .controller_data = &ad9960_spi_chip_info,
 363         },
 364 #endif
 365 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 366         {
 367                 .modalias = "spi_mmc_dummy",
 368                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 369                 .bus_num = 0,
 370                 .chip_select = 7,
 371                 .platform_data = NULL,
 372                 .controller_data = &spi_mmc_chip_info,
 373                 .mode = SPI_MODE_3,
 374         },
 375         {
 376                 .modalias = "spi_mmc",
 377                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 378                 .bus_num = 0,
 379                 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
 380                 .platform_data = NULL,
 381                 .controller_data = &spi_mmc_chip_info,
 382                 .mode = SPI_MODE_3,
 383         },
 384 #endif
 385 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 386 {
 387         .modalias               = "ad7877",
 388         .platform_data          = &bfin_ad7877_ts_info,
 389         .irq                    = IRQ_PF2,
 390         .max_speed_hz           = 12500000,     /* max spi clock (SCK) speed in HZ */
 391         .bus_num                = 1,
 392         .chip_select            = 5,
 393         .controller_data = &spi_ad7877_chip_info,
 394 },
 395 #endif
 396
 397 };
 398
 399 /* SPI (0) */
 400 static struct resource bfin_spi0_resource[] = {
 401         [0] = {
 402                 .start = SPI0_REGBASE,
 403                 .end   = SPI0_REGBASE + 0xFF,
 404                 .flags = IORESOURCE_MEM,
 405                 },
 406         [1] = {
 407                 .start = CH_SPI,
 408                 .end   = CH_SPI,
 409                 .flags = IORESOURCE_IRQ,
 410         }
 411 };
 412
 413 /* SPI controller data */
 414 static struct bfin5xx_spi_master bfin_spi0_info = {
 415         .num_chipselect = 8,
 416         .enable_dma = 1,  /* master has the ability to do dma transfer */
 417         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 418 };
 419
 420 static struct platform_device bfin_spi0_device = {
 421         .name = "bfin-spi",
 422         .id = 0, /* Bus number */
 423         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 424         .resource = bfin_spi0_resource,
 425         .dev = {
 426                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 427         },
 428 };
 429 #endif  /* spi master and devices */
 430
 431 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 432 static struct platform_device bfin_fb_device = {
 433         .name = "bf537-lq035",
 434 };
 435 #endif
 436
 437 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 438 static struct resource bfin_uart_resources[] = {
 439         {
 440                 .start = 0xFFC00400,
 441                 .end = 0xFFC004FF,
 442                 .flags = IORESOURCE_MEM,
 443         }, {
 444                 .start = 0xFFC02000,
 445                 .end = 0xFFC020FF,
 446                 .flags = IORESOURCE_MEM,
 447         },
 448 };
 449
 450 static struct platform_device bfin_uart_device = {
 451         .name = "bfin-uart",
 452         .id = 1,
 453         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 454         .resource = bfin_uart_resources,
 455 };
 456 #endif
 457
 458
 459 static struct platform_device *stamp_devices[] __initdata = {
 460 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
 461         &bfin_pcmcia_cf_device,
 462 #endif
 463
 464 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 465         &rtc_device,
 466 #endif
 467
 468 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
 469         &sl811_hcd_device,
 470 #endif
 471
 472 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 473         &isp1362_hcd_device,
 474 #endif
 475
 476 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 477         &smc91x_device,
 478 #endif
 479
 480 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
 481         &bfin_mac_device,
 482 #endif
 483
 484 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 485         &net2272_bfin_device,
 486 #endif
 487
 488 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 489         &bfin_spi0_device,
 490 #endif
 491
 492 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 493         &bfin_fb_device,
 494 #endif
 495
 496 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 497         &bfin_uart_device,
 498 #endif
 499 };
 500
 501 static int __init stamp_init(void)
 502 {
 503         printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__);
 504         platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
 505 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 506         spi_register_board_info(bfin_spi_board_info,
 507                                 ARRAY_SIZE(bfin_spi_board_info));
 508 #endif
 509         return 0;
 510 }
 511
 512 arch_initcall(stamp_init);
 513
 514 void bfin_get_ether_addr(char *addr)
 515 {
 516         random_ether_addr(addr);
 517         printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__);
 518 }
 519 EXPORT_SYMBOL(bfin_get_ether_addr);