arch/blackfin/mach-bf537/boards/cm_bf537.c

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