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

   1 /*
   2  * Copyright 2004-2009 Analog Devices Inc.
   3  *                2005 National ICT Australia (NICTA)
   4  *                      Aidan Williams <aidan@nicta.com.au>
   5  *
   6  * Licensed under the GPL-2 or later.
   7  */
   8
   9 #include <linux/device.h>
  10 #include <linux/etherdevice.h>
  11 #include <linux/export.h>
  12 #include <linux/platform_device.h>
  13 #include <linux/mtd/mtd.h>
  14 #include <linux/mtd/partitions.h>
  15 #include <linux/spi/spi.h>
  16 #include <linux/spi/flash.h>
  17 #include <linux/irq.h>
  18 #include <asm/dma.h>
  19 #include <asm/bfin5xx_spi.h>
  20 #include <asm/portmux.h>
  21
  22 #include <linux/spi/ad7877.h>
  23
  24 /*
  25  * Name the Board for the /proc/cpuinfo
  26  */
  27 const char bfin_board_name[] = "ADI PNAV-1.0";
  28
  29 /*
  30  *  Driver needs to know address, irq and flag pin.
  31  */
  32
  33 #if IS_ENABLED(CONFIG_BFIN_CFPCMCIA)
  34 static struct resource bfin_pcmcia_cf_resources[] = {
  35         {
  36                 .start = 0x20310000, /* IO PORT */
  37                 .end = 0x20312000,
  38                 .flags = IORESOURCE_MEM,
  39         }, {
  40                 .start = 0x20311000, /* Attribute Memory */
  41                 .end = 0x20311FFF,
  42                 .flags = IORESOURCE_MEM,
  43         }, {
  44                 .start = IRQ_PF4,
  45                 .end = IRQ_PF4,
  46                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
  47         }, {
  48                 .start = 6, /* Card Detect PF6 */
  49                 .end = 6,
  50                 .flags = IORESOURCE_IRQ,
  51         },
  52 };
  53
  54 static struct platform_device bfin_pcmcia_cf_device = {
  55         .name = "bfin_cf_pcmcia",
  56         .id = -1,
  57         .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
  58         .resource = bfin_pcmcia_cf_resources,
  59 };
  60 #endif
  61
  62 #if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
  63 static struct platform_device rtc_device = {
  64         .name = "rtc-bfin",
  65         .id   = -1,
  66 };
  67 #endif
  68
  69 #if IS_ENABLED(CONFIG_SMC91X)
  70 #include <linux/smc91x.h>
  71
  72 static struct smc91x_platdata smc91x_info = {
  73         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
  74         .leda = RPC_LED_100_10,
  75         .ledb = RPC_LED_TX_RX,
  76 };
  77
  78 static struct resource smc91x_resources[] = {
  79         {
  80                 .name = "smc91x-regs",
  81                 .start = 0x20300300,
  82                 .end = 0x20300300 + 16,
  83                 .flags = IORESOURCE_MEM,
  84         }, {
  85
  86                 .start = IRQ_PF7,
  87                 .end = IRQ_PF7,
  88                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
  89         },
  90 };
  91 static struct platform_device smc91x_device = {
  92         .name = "smc91x",
  93         .id = 0,
  94         .num_resources = ARRAY_SIZE(smc91x_resources),
  95         .resource = smc91x_resources,
  96         .dev    = {
  97                 .platform_data  = &smc91x_info,
  98         },
  99 };
 100 #endif
 101
 102 #if IS_ENABLED(CONFIG_BFIN_MAC)
 103 #include <linux/bfin_mac.h>
 104 static const unsigned short bfin_mac_peripherals[] = P_RMII0;
 105
 106 static struct bfin_phydev_platform_data bfin_phydev_data[] = {
 107         {
 108                 .addr = 1,
 109                 .irq = IRQ_MAC_PHYINT,
 110         },
 111 };
 112
 113 static struct bfin_mii_bus_platform_data bfin_mii_bus_data = {
 114         .phydev_number = 1,
 115         .phydev_data = bfin_phydev_data,
 116         .phy_mode = PHY_INTERFACE_MODE_RMII,
 117         .mac_peripherals = bfin_mac_peripherals,
 118 };
 119
 120 static struct platform_device bfin_mii_bus = {
 121         .name = "bfin_mii_bus",
 122         .dev = {
 123                 .platform_data = &bfin_mii_bus_data,
 124         }
 125 };
 126
 127 static struct platform_device bfin_mac_device = {
 128         .name = "bfin_mac",
 129         .dev = {
 130                 .platform_data = &bfin_mii_bus,
 131         }
 132 };
 133 #endif
 134
 135 #if IS_ENABLED(CONFIG_USB_NET2272)
 136 static struct resource net2272_bfin_resources[] = {
 137         {
 138                 .start = 0x20300000,
 139                 .end = 0x20300000 + 0x100,
 140                 .flags = IORESOURCE_MEM,
 141         }, {
 142                 .start = IRQ_PF7,
 143                 .end = IRQ_PF7,
 144                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 145         },
 146 };
 147
 148 static struct platform_device net2272_bfin_device = {
 149         .name = "net2272",
 150         .id = -1,
 151         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 152         .resource = net2272_bfin_resources,
 153 };
 154 #endif
 155
 156 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 157 /* all SPI peripherals info goes here */
 158
 159 #if IS_ENABLED(CONFIG_MTD_M25P80)
 160 static struct mtd_partition bfin_spi_flash_partitions[] = {
 161         {
 162                 .name = "bootloader(spi)",
 163                 .size = 0x00020000,
 164                 .offset = 0,
 165                 .mask_flags = MTD_CAP_ROM
 166         }, {
 167                 .name = "linux kernel(spi)",
 168                 .size = 0xe0000,
 169                 .offset = 0x20000
 170         }, {
 171                 .name = "file system(spi)",
 172                 .size = 0x700000,
 173                 .offset = 0x00100000,
 174         }
 175 };
 176
 177 static struct flash_platform_data bfin_spi_flash_data = {
 178         .name = "m25p80",
 179         .parts = bfin_spi_flash_partitions,
 180         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 181         .type = "m25p64",
 182 };
 183
 184 /* SPI flash chip (m25p64) */
 185 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 186         .enable_dma = 0,         /* use dma transfer with this chip*/
 187 };
 188 #endif
 189
 190 #if IS_ENABLED(CONFIG_MMC_SPI)
 191 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
 192         .enable_dma = 0,
 193 };
 194 #endif
 195
 196 #if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7877)
 197 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
 198         .model                  = 7877,
 199         .vref_delay_usecs       = 50,   /* internal, no capacitor */
 200         .x_plate_ohms           = 419,
 201         .y_plate_ohms           = 486,
 202         .pressure_max           = 1000,
 203         .pressure_min           = 0,
 204         .stopacq_polarity       = 1,
 205         .first_conversion_delay = 3,
 206         .acquisition_time       = 1,
 207         .averaging              = 1,
 208         .pen_down_acc_interval  = 1,
 209 };
 210 #endif
 211
 212 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 213 #if IS_ENABLED(CONFIG_MTD_M25P80)
 214         {
 215                 /* the modalias must be the same as spi device driver name */
 216                 .modalias = "m25p80", /* Name of spi_driver for this device */
 217                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 218                 .bus_num = 0, /* Framework bus number */
 219                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 220                 .platform_data = &bfin_spi_flash_data,
 221                 .controller_data = &spi_flash_chip_info,
 222                 .mode = SPI_MODE_3,
 223         },
 224 #endif
 225
 226 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD183X)
 227         {
 228                 .modalias = "ad183x",
 229                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 230                 .bus_num = 0,
 231                 .chip_select = 4,
 232         },
 233 #endif
 234 #if IS_ENABLED(CONFIG_MMC_SPI)
 235         {
 236                 .modalias = "mmc_spi",
 237                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 238                 .bus_num = 0,
 239                 .chip_select = 5,
 240                 .controller_data = &mmc_spi_chip_info,
 241                 .mode = SPI_MODE_3,
 242         },
 243 #endif
 244 #if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7877)
 245 {
 246         .modalias               = "ad7877",
 247         .platform_data          = &bfin_ad7877_ts_info,
 248         .irq                    = IRQ_PF2,
 249         .max_speed_hz           = 12500000,     /* max spi clock (SCK) speed in HZ */
 250         .bus_num                = 0,
 251         .chip_select            = 5,
 252 },
 253 #endif
 254
 255 };
 256
 257 /* SPI (0) */
 258 static struct resource bfin_spi0_resource[] = {
 259         [0] = {
 260                 .start = SPI0_REGBASE,
 261                 .end   = SPI0_REGBASE + 0xFF,
 262                 .flags = IORESOURCE_MEM,
 263                 },
 264         [1] = {
 265                 .start = CH_SPI,
 266                 .end   = CH_SPI,
 267                 .flags = IORESOURCE_DMA,
 268         },
 269         [2] = {
 270                 .start = IRQ_SPI,
 271                 .end   = IRQ_SPI,
 272                 .flags = IORESOURCE_IRQ,
 273         },
 274 };
 275
 276 /* SPI controller data */
 277 static struct bfin5xx_spi_master bfin_spi0_info = {
 278         .num_chipselect = 8,
 279         .enable_dma = 1,  /* master has the ability to do dma transfer */
 280         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 281 };
 282
 283 static struct platform_device bfin_spi0_device = {
 284         .name = "bfin-spi",
 285         .id = 0, /* Bus number */
 286         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 287         .resource = bfin_spi0_resource,
 288         .dev = {
 289                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 290         },
 291 };
 292 #endif  /* spi master and devices */
 293
 294 #if IS_ENABLED(CONFIG_FB_BF537_LQ035)
 295 static struct platform_device bfin_fb_device = {
 296         .name = "bf537-lq035",
 297 };
 298 #endif
 299
 300 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
 301 #ifdef CONFIG_SERIAL_BFIN_UART0
 302 static struct resource bfin_uart0_resources[] = {
 303         {
 304                 .start = UART0_THR,
 305                 .end = UART0_GCTL+2,
 306                 .flags = IORESOURCE_MEM,
 307         },
 308         {
 309                 .start = IRQ_UART0_TX,
 310                 .end = IRQ_UART0_TX,
 311                 .flags = IORESOURCE_IRQ,
 312         },
 313         {
 314                 .start = IRQ_UART0_RX,
 315                 .end = IRQ_UART0_RX,
 316                 .flags = IORESOURCE_IRQ,
 317         },
 318         {
 319                 .start = IRQ_UART0_ERROR,
 320                 .end = IRQ_UART0_ERROR,
 321                 .flags = IORESOURCE_IRQ,
 322         },
 323         {
 324                 .start = CH_UART0_TX,
 325                 .end = CH_UART0_TX,
 326                 .flags = IORESOURCE_DMA,
 327         },
 328         {
 329                 .start = CH_UART0_RX,
 330                 .end = CH_UART0_RX,
 331                 .flags = IORESOURCE_DMA,
 332         },
 333 };
 334
 335 static unsigned short bfin_uart0_peripherals[] = {
 336         P_UART0_TX, P_UART0_RX, 0
 337 };
 338
 339 static struct platform_device bfin_uart0_device = {
 340         .name = "bfin-uart",
 341         .id = 0,
 342         .num_resources = ARRAY_SIZE(bfin_uart0_resources),
 343         .resource = bfin_uart0_resources,
 344         .dev = {
 345                 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
 346         },
 347 };
 348 #endif
 349 #ifdef CONFIG_SERIAL_BFIN_UART1
 350 static struct resource bfin_uart1_resources[] = {
 351         {
 352                 .start = UART1_THR,
 353                 .end = UART1_GCTL+2,
 354                 .flags = IORESOURCE_MEM,
 355         },
 356         {
 357                 .start = IRQ_UART1_TX,
 358                 .end = IRQ_UART1_TX,
 359                 .flags = IORESOURCE_IRQ,
 360         },
 361         {
 362                 .start = IRQ_UART1_RX,
 363                 .end = IRQ_UART1_RX,
 364                 .flags = IORESOURCE_IRQ,
 365         },
 366         {
 367                 .start = IRQ_UART1_ERROR,
 368                 .end = IRQ_UART1_ERROR,
 369                 .flags = IORESOURCE_IRQ,
 370         },
 371         {
 372                 .start = CH_UART1_TX,
 373                 .end = CH_UART1_TX,
 374                 .flags = IORESOURCE_DMA,
 375         },
 376         {
 377                 .start = CH_UART1_RX,
 378                 .end = CH_UART1_RX,
 379                 .flags = IORESOURCE_DMA,
 380         },
 381 };
 382
 383 static unsigned short bfin_uart1_peripherals[] = {
 384         P_UART1_TX, P_UART1_RX, 0
 385 };
 386
 387 static struct platform_device bfin_uart1_device = {
 388         .name = "bfin-uart",
 389         .id = 1,
 390         .num_resources = ARRAY_SIZE(bfin_uart1_resources),
 391         .resource = bfin_uart1_resources,
 392         .dev = {
 393                 .platform_data = &bfin_uart1_peripherals, /* Passed to driver */
 394         },
 395 };
 396 #endif
 397 #endif
 398
 399 #if IS_ENABLED(CONFIG_BFIN_SIR)
 400 #ifdef CONFIG_BFIN_SIR0
 401 static struct resource bfin_sir0_resources[] = {
 402         {
 403                 .start = 0xFFC00400,
 404                 .end = 0xFFC004FF,
 405                 .flags = IORESOURCE_MEM,
 406         },
 407         {
 408                 .start = IRQ_UART0_RX,
 409                 .end = IRQ_UART0_RX+1,
 410                 .flags = IORESOURCE_IRQ,
 411         },
 412         {
 413                 .start = CH_UART0_RX,
 414                 .end = CH_UART0_RX+1,
 415                 .flags = IORESOURCE_DMA,
 416         },
 417 };
 418
 419 static struct platform_device bfin_sir0_device = {
 420         .name = "bfin_sir",
 421         .id = 0,
 422         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 423         .resource = bfin_sir0_resources,
 424 };
 425 #endif
 426 #ifdef CONFIG_BFIN_SIR1
 427 static struct resource bfin_sir1_resources[] = {
 428         {
 429                 .start = 0xFFC02000,
 430                 .end = 0xFFC020FF,
 431                 .flags = IORESOURCE_MEM,
 432         },
 433         {
 434                 .start = IRQ_UART1_RX,
 435                 .end = IRQ_UART1_RX+1,
 436                 .flags = IORESOURCE_IRQ,
 437         },
 438         {
 439                 .start = CH_UART1_RX,
 440                 .end = CH_UART1_RX+1,
 441                 .flags = IORESOURCE_DMA,
 442         },
 443 };
 444
 445 static struct platform_device bfin_sir1_device = {
 446         .name = "bfin_sir",
 447         .id = 1,
 448         .num_resources = ARRAY_SIZE(bfin_sir1_resources),
 449         .resource = bfin_sir1_resources,
 450 };
 451 #endif
 452 #endif
 453
 454 static struct platform_device *stamp_devices[] __initdata = {
 455 #if IS_ENABLED(CONFIG_BFIN_CFPCMCIA)
 456         &bfin_pcmcia_cf_device,
 457 #endif
 458
 459 #if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
 460         &rtc_device,
 461 #endif
 462
 463 #if IS_ENABLED(CONFIG_SMC91X)
 464         &smc91x_device,
 465 #endif
 466
 467 #if IS_ENABLED(CONFIG_BFIN_MAC)
 468         &bfin_mii_bus,
 469         &bfin_mac_device,
 470 #endif
 471
 472 #if IS_ENABLED(CONFIG_USB_NET2272)
 473         &net2272_bfin_device,
 474 #endif
 475
 476 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 477         &bfin_spi0_device,
 478 #endif
 479
 480 #if IS_ENABLED(CONFIG_FB_BF537_LQ035)
 481         &bfin_fb_device,
 482 #endif
 483
 484 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
 485 #ifdef CONFIG_SERIAL_BFIN_UART0
 486         &bfin_uart0_device,
 487 #endif
 488 #ifdef CONFIG_SERIAL_BFIN_UART1
 489         &bfin_uart1_device,
 490 #endif
 491 #endif
 492
 493 #if IS_ENABLED(CONFIG_BFIN_SIR)
 494 #ifdef CONFIG_BFIN_SIR0
 495         &bfin_sir0_device,
 496 #endif
 497 #ifdef CONFIG_BFIN_SIR1
 498         &bfin_sir1_device,
 499 #endif
 500 #endif
 501 };
 502
 503 static int __init pnav_init(void)
 504 {
 505         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 506         platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
 507 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
 508         spi_register_board_info(bfin_spi_board_info,
 509                                 ARRAY_SIZE(bfin_spi_board_info));
 510 #endif
 511         return 0;
 512 }
 513
 514 arch_initcall(pnav_init);
 515
 516 static struct platform_device *stamp_early_devices[] __initdata = {
 517 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
 518 #ifdef CONFIG_SERIAL_BFIN_UART0
 519         &bfin_uart0_device,
 520 #endif
 521 #ifdef CONFIG_SERIAL_BFIN_UART1
 522         &bfin_uart1_device,
 523 #endif
 524 #endif
 525 };
 526
 527 void __init native_machine_early_platform_add_devices(void)
 528 {
 529         printk(KERN_INFO "register early platform devices\n");
 530         early_platform_add_devices(stamp_early_devices,
 531                 ARRAY_SIZE(stamp_early_devices));
 532 }
 533
 534 int bfin_get_ether_addr(char *addr)
 535 {
 536         return 1;
 537 }
 538 EXPORT_SYMBOL(bfin_get_ether_addr);