arch/blackfin/mach-bf533/boards/H8606.c

   1 /*
   2  * File:         arch/blackfin/mach-bf533/H8606.c
   3  * Based on:     arch/blackfin/mach-bf533/stamp.c
   4  * Author:       Javier Herrero <jherrero@hvsistemas.es>
   5  *
   6  * Created:      2007
   7  * Description:  Board Info File for the HV Sistemas H8606 board
   8  *
   9  * Modified:
  10  *               Copyright 2005 National ICT Australia (NICTA)
  11  *               Copyright 2004-2006 Analog Devices Inc
  12  *               Copyright 2007,2008 HV Sistemas S.L.
  13  *
  14  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
  15  *
  16  * This program is free software; you can redistribute it and/or modify
  17  * it under the terms of the GNU General Public License as published by
  18  * the Free Software Foundation; either version 2 of the License, or
  19  * (at your option) any later version.
  20  *
  21  * This program is distributed in the hope that it will be useful,
  22  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  23  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24  * GNU General Public License for more details.
  25  *
  26  * You should have received a copy of the GNU General Public License
  27  * along with this program; if not, see the file COPYING, or write
  28  * to the Free Software Foundation, Inc.,
  29  * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  30  */
  31
  32 #include <linux/device.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/irq.h>
  42
  43 #include <asm/dma.h>
  44 #include <asm/bfin5xx_spi.h>
  45 #include <asm/reboot.h>
  46 #include <asm/portmux.h>
  47
  48 /*
  49  * Name the Board for the /proc/cpuinfo
  50  */
  51 const char bfin_board_name[] = "HV Sistemas H8606";
  52
  53 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
  54 static struct platform_device rtc_device = {
  55         .name = "rtc-bfin",
  56         .id   = -1,
  57 };
  58 #endif
  59
  60 /*
  61 *  Driver needs to know address, irq and flag pin.
  62  */
  63  #if    defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
  64 static struct resource dm9000_resources[] = {
  65         [0] = {
  66                 .start  = 0x20300000,
  67                 .end    = 0x20300002,
  68                 .flags  = IORESOURCE_MEM,
  69         },
  70         [1] = {
  71                 .start  = 0x20300004,
  72                 .end    = 0x20300006,
  73                 .flags  = IORESOURCE_MEM,
  74         },
  75         [2] = {
  76                 .start  = IRQ_PF10,
  77                 .end    = IRQ_PF10,
  78                 .flags  = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE | IRQF_SHARED | IRQF_TRIGGER_HIGH),
  79         },
  80 };
  81
  82 static struct platform_device dm9000_device = {
  83     .id                 = 0,
  84     .name               = "dm9000",
  85     .resource           = dm9000_resources,
  86     .num_resources      = ARRAY_SIZE(dm9000_resources),
  87 };
  88 #endif
  89
  90 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
  91 #include <linux/smc91x.h>
  92
  93 static struct smc91x_platdata smc91x_info = {
  94         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
  95         .leda = RPC_LED_100_10,
  96         .ledb = RPC_LED_TX_RX,
  97 };
  98
  99 static struct resource smc91x_resources[] = {
 100         {
 101                 .name = "smc91x-regs",
 102                 .start = 0x20300300,
 103                 .end = 0x20300300 + 16,
 104                 .flags = IORESOURCE_MEM,
 105         }, {
 106                 .start = IRQ_PROG_INTB,
 107                 .end = IRQ_PROG_INTB,
 108                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 109         }, {
 110                 .start = IRQ_PF7,
 111                 .end = IRQ_PF7,
 112                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 113         },
 114 };
 115
 116 static struct platform_device smc91x_device = {
 117         .name = "smc91x",
 118         .id = 0,
 119         .num_resources = ARRAY_SIZE(smc91x_resources),
 120         .resource = smc91x_resources,
 121         .dev    = {
 122                 .platform_data  = &smc91x_info,
 123         },
 124 };
 125 #endif
 126
 127 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 128 static struct resource net2272_bfin_resources[] = {
 129         {
 130                 .start = 0x20300000,
 131                 .end = 0x20300000 + 0x100,
 132                 .flags = IORESOURCE_MEM,
 133         }, {
 134                 .start = IRQ_PF10,
 135                 .end = IRQ_PF10,
 136                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 137         },
 138 };
 139
 140 static struct platform_device net2272_bfin_device = {
 141         .name = "net2272",
 142         .id = -1,
 143         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 144         .resource = net2272_bfin_resources,
 145 };
 146 #endif
 147
 148 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 149 /* all SPI peripherals info goes here */
 150
 151 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
 152 static struct mtd_partition bfin_spi_flash_partitions[] = {
 153         {
 154                 .name = "bootloader (spi)",
 155                 .size = 0x40000,
 156                 .offset = 0,
 157                 .mask_flags = MTD_CAP_ROM
 158         }, {
 159                 .name = "fpga (spi)",
 160                 .size =   0x30000,
 161                 .offset = 0x40000
 162         }, {
 163                 .name = "linux kernel (spi)",
 164                 .size =   0x150000,
 165                 .offset =  0x70000
 166         }, {
 167                 .name = "jffs2 root file system (spi)",
 168                 .size =   0x640000,
 169                 .offset = 0x1c0000,
 170         }
 171 };
 172
 173 static struct flash_platform_data bfin_spi_flash_data = {
 174         .name = "m25p80",
 175         .parts = bfin_spi_flash_partitions,
 176         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 177         .type = "m25p64",
 178 };
 179
 180 /* SPI flash chip (m25p64) */
 181 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 182         .enable_dma = 0,         /* use dma transfer with this chip*/
 183         .bits_per_word = 8,
 184 };
 185 #endif
 186
 187 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
 188 /* SPI ADC chip */
 189 static struct bfin5xx_spi_chip spi_adc_chip_info = {
 190         .ctl_reg = 0x1000,
 191         .enable_dma = 1,         /* use dma transfer with this chip*/
 192         .bits_per_word = 16,
 193 };
 194 #endif
 195
 196 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 197 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
 198         .ctl_reg = 0x1000,
 199         .enable_dma = 0,
 200         .bits_per_word = 16,
 201 };
 202 #endif
 203
 204 #if defined(CONFIG_PBX)
 205 static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
 206         .ctl_reg        = 0x1c04,
 207         .enable_dma     = 0,
 208         .bits_per_word  = 8,
 209         .cs_change_per_word = 1,
 210 };
 211 #endif
 212
 213 /* Notice: for blackfin, the speed_hz is the value of register
 214  * SPI_BAUD, not the real baudrate */
 215 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 216 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
 217         {
 218                 /* the modalias must be the same as spi device driver name */
 219                 .modalias = "m25p80", /* Name of spi_driver for this device */
 220                 /* this value is the baudrate divisor */
 221                 .max_speed_hz = 50000000, /* actual baudrate is SCLK/(2xspeed_hz) */
 222                 .bus_num = 0, /* Framework bus number */
 223                 .chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
 224                 .platform_data = &bfin_spi_flash_data,
 225                 .controller_data = &spi_flash_chip_info,
 226                 .mode = SPI_MODE_3,
 227         },
 228 #endif
 229
 230 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
 231         {
 232                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 233                 .max_speed_hz = 4,     /* actual baudrate is SCLK/(2xspeed_hz) */
 234                 .bus_num = 1, /* Framework bus number */
 235                 .chip_select = 1, /* Framework chip select. */
 236                 .platform_data = NULL, /* No spi_driver specific config */
 237                 .controller_data = &spi_adc_chip_info,
 238         },
 239 #endif
 240
 241 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 242         {
 243                 .modalias = "ad1836-spi",
 244                 .max_speed_hz = 16,
 245                 .bus_num = 1,
 246                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 247                 .controller_data = &ad1836_spi_chip_info,
 248         },
 249 #endif
 250
 251 #if defined(CONFIG_PBX)
 252         {
 253                 .modalias        = "fxs-spi",
 254                 .max_speed_hz    = 4,
 255                 .bus_num         = 1,
 256                 .chip_select     = 3,
 257                 .controller_data = &spi_si3xxx_chip_info,
 258         },
 259
 260         {
 261                 .modalias        = "fxo-spi",
 262                 .max_speed_hz    = 4,
 263                 .bus_num         = 1,
 264                 .chip_select     = 2,
 265                 .controller_data = &spi_si3xxx_chip_info,
 266         },
 267 #endif
 268 };
 269
 270 /* SPI (0) */
 271 static struct resource bfin_spi0_resource[] = {
 272         [0] = {
 273                 .start = SPI0_REGBASE,
 274                 .end   = SPI0_REGBASE + 0xFF,
 275                 .flags = IORESOURCE_MEM,
 276         },
 277         [1] = {
 278                 .start = CH_SPI,
 279                 .end   = CH_SPI,
 280                 .flags = IORESOURCE_DMA,
 281         },
 282         [2] = {
 283                 .start = IRQ_SPI,
 284                 .end   = IRQ_SPI,
 285                 .flags = IORESOURCE_IRQ,
 286         }
 287 };
 288
 289
 290 /* SPI controller data */
 291 static struct bfin5xx_spi_master bfin_spi0_info = {
 292         .num_chipselect = 8,
 293         .enable_dma = 1,  /* master has the ability to do dma transfer */
 294         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 295 };
 296
 297 static struct platform_device bfin_spi0_device = {
 298         .name = "bfin-spi",
 299         .id = 0, /* Bus number */
 300         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 301         .resource = bfin_spi0_resource,
 302         .dev = {
 303                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 304         },
 305 };
 306 #endif  /* spi master and devices */
 307
 308 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
 309 static struct platform_device bfin_fb_device = {
 310         .name = "bf537-fb",
 311 };
 312 #endif
 313
 314 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 315 static struct resource bfin_uart_resources[] = {
 316         {
 317                 .start = 0xFFC00400,
 318                 .end = 0xFFC004FF,
 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 #ifdef CONFIG_BFIN_SIR0
 333 static struct resource bfin_sir0_resources[] = {
 334         {
 335                 .start = 0xFFC00400,
 336                 .end = 0xFFC004FF,
 337                 .flags = IORESOURCE_MEM,
 338         },
 339         {
 340                 .start = IRQ_UART0_RX,
 341                 .end = IRQ_UART0_RX+1,
 342                 .flags = IORESOURCE_IRQ,
 343         },
 344         {
 345                 .start = CH_UART0_RX,
 346                 .end = CH_UART0_RX+1,
 347                 .flags = IORESOURCE_DMA,
 348         },
 349 };
 350
 351 static struct platform_device bfin_sir0_device = {
 352         .name = "bfin_sir",
 353         .id = 0,
 354         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 355         .resource = bfin_sir0_resources,
 356 };
 357 #endif
 358 #endif
 359
 360 #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
 361
 362 #include <linux/serial_8250.h>
 363 #include <linux/serial.h>
 364
 365 /*
 366  * Configuration for two 16550 UARTS in FPGA at addresses 0x20200000 and 0x202000010.
 367  * running at half system clock, both with interrupt output or-ed to PF8. Change to
 368  * suit different FPGA configuration, or to suit real 16550 UARTS connected to the bus
 369  */
 370
 371 static struct plat_serial8250_port serial8250_platform_data [] = {
 372         {
 373                 .membase = (void *)0x20200000,
 374                 .mapbase = 0x20200000,
 375                 .irq = IRQ_PF8,
 376                 .flags = UPF_BOOT_AUTOCONF | UART_CONFIG_TYPE,
 377                 .iotype = UPIO_MEM,
 378                 .regshift = 1,
 379                 .uartclk = 66666667,
 380         }, {
 381                 .membase = (void *)0x20200010,
 382                 .mapbase = 0x20200010,
 383                 .irq = IRQ_PF8,
 384                 .flags = UPF_BOOT_AUTOCONF | UART_CONFIG_TYPE,
 385                 .iotype = UPIO_MEM,
 386                 .regshift = 1,
 387                 .uartclk = 66666667,
 388         }, {
 389         }
 390 };
 391
 392 static struct platform_device serial8250_device = {
 393         .id             = PLAT8250_DEV_PLATFORM,
 394         .name           = "serial8250",
 395         .dev            = {
 396                 .platform_data = serial8250_platform_data,
 397         },
 398 };
 399
 400 #endif
 401
 402 #if defined(CONFIG_KEYBOARD_OPENCORES) || defined(CONFIG_KEYBOARD_OPENCORES_MODULE)
 403
 404 /*
 405  * Configuration for one OpenCores keyboard controller in FPGA at address 0x20200030,
 406  * interrupt output wired to PF9. Change to suit different FPGA configuration
 407  */
 408
 409 static struct resource opencores_kbd_resources[] = {
 410         [0] = {
 411                 .start  = 0x20200030,
 412                 .end    = 0x20300030 + 2,
 413                 .flags  = IORESOURCE_MEM,
 414         },
 415         [1] = {
 416                 .start  = IRQ_PF9,
 417                 .end    = IRQ_PF9,
 418                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 419         },
 420 };
 421
 422 static struct platform_device opencores_kbd_device = {
 423         .id             = -1,
 424         .name           = "opencores-kbd",
 425         .resource       = opencores_kbd_resources,
 426         .num_resources  = ARRAY_SIZE(opencores_kbd_resources),
 427 };
 428 #endif
 429
 430 static struct platform_device *h8606_devices[] __initdata = {
 431 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 432         &rtc_device,
 433 #endif
 434
 435 #if     defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
 436         &dm9000_device,
 437 #endif
 438
 439 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 440         &smc91x_device,
 441 #endif
 442
 443 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 444         &net2272_bfin_device,
 445 #endif
 446
 447 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 448         &bfin_spi0_device,
 449 #endif
 450
 451 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 452         &bfin_uart_device,
 453 #endif
 454
 455 #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
 456         &serial8250_device,
 457 #endif
 458
 459 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 460 #ifdef CONFIG_BFIN_SIR0
 461         &bfin_sir0_device,
 462 #endif
 463 #endif
 464
 465 #if defined(CONFIG_KEYBOARD_OPENCORES) || defined(CONFIG_KEYBOARD_OPENCORES_MODULE)
 466         &opencores_kbd_device,
 467 #endif
 468 };
 469
 470 static int __init H8606_init(void)
 471 {
 472         printk(KERN_INFO "HV Sistemas H8606 board support by http://www.hvsistemas.com\n");
 473         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 474         platform_add_devices(h8606_devices, ARRAY_SIZE(h8606_devices));
 475 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 476         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 477 #endif
 478         return 0;
 479 }
 480
 481 arch_initcall(H8606_init);