arch/blackfin/mach-bf561/boards/cm_bf561.c

   1 /*
   2  * Copyright 2004-2009 Analog Devices Inc.
   3  *               2008-2009 Bluetechnix
   4  *               2005 National ICT Australia (NICTA)
   5  *                    Aidan Williams <aidan@nicta.com.au>
   6  *
   7  * Licensed under the GPL-2 or later.
   8  */
   9
  10 #include <linux/device.h>
  11 #include <linux/platform_device.h>
  12 #include <linux/mtd/mtd.h>
  13 #include <linux/mtd/partitions.h>
  14 #include <linux/spi/spi.h>
  15 #include <linux/spi/flash.h>
  16 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
  17 #include <linux/usb/isp1362.h>
  18 #endif
  19 #include <linux/ata_platform.h>
  20 #include <linux/irq.h>
  21 #include <asm/dma.h>
  22 #include <asm/bfin5xx_spi.h>
  23 #include <asm/portmux.h>
  24 #include <asm/dpmc.h>
  25 #include <linux/mtd/physmap.h>
  26
  27 /*
  28  * Name the Board for the /proc/cpuinfo
  29  */
  30 const char bfin_board_name[] = "Bluetechnix CM BF561";
  31
  32 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
  33 /* all SPI peripherals info goes here */
  34
  35 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
  36 static struct mtd_partition bfin_spi_flash_partitions[] = {
  37         {
  38                 .name = "bootloader(spi)",
  39                 .size = 0x00020000,
  40                 .offset = 0,
  41                 .mask_flags = MTD_CAP_ROM
  42         }, {
  43                 .name = "linux kernel(spi)",
  44                 .size = 0xe0000,
  45                 .offset = 0x20000
  46         }, {
  47                 .name = "file system(spi)",
  48                 .size = 0x700000,
  49                 .offset = 0x00100000,
  50         }
  51 };
  52
  53 static struct flash_platform_data bfin_spi_flash_data = {
  54         .name = "m25p80",
  55         .parts = bfin_spi_flash_partitions,
  56         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
  57         .type = "m25p64",
  58 };
  59
  60 /* SPI flash chip (m25p64) */
  61 static struct bfin5xx_spi_chip spi_flash_chip_info = {
  62         .enable_dma = 0,         /* use dma transfer with this chip*/
  63         .bits_per_word = 8,
  64 };
  65 #endif
  66
  67 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
  68 /* SPI ADC chip */
  69 static struct bfin5xx_spi_chip spi_adc_chip_info = {
  70         .enable_dma = 1,         /* use dma transfer with this chip*/
  71         .bits_per_word = 16,
  72 };
  73 #endif
  74
  75 #if defined(CONFIG_SND_BF5XX_SOC_AD183X) || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
  76 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
  77         .enable_dma = 0,
  78         .bits_per_word = 16,
  79 };
  80 #endif
  81
  82 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
  83 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
  84         .enable_dma = 0,
  85         .bits_per_word = 8,
  86 };
  87 #endif
  88
  89 static struct spi_board_info bfin_spi_board_info[] __initdata = {
  90 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
  91         {
  92                 /* the modalias must be the same as spi device driver name */
  93                 .modalias = "m25p80", /* Name of spi_driver for this device */
  94                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
  95                 .bus_num = 0, /* Framework bus number */
  96                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
  97                 .platform_data = &bfin_spi_flash_data,
  98                 .controller_data = &spi_flash_chip_info,
  99                 .mode = SPI_MODE_3,
 100         },
 101 #endif
 102
 103 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
 104         {
 105                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 106                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 107                 .bus_num = 0, /* Framework bus number */
 108                 .chip_select = 1, /* Framework chip select. */
 109                 .platform_data = NULL, /* No spi_driver specific config */
 110                 .controller_data = &spi_adc_chip_info,
 111         },
 112 #endif
 113
 114 #if defined(CONFIG_SND_BF5XX_SOC_AD183X) || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
 115         {
 116                 .modalias = "ad183x",
 117                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 118                 .bus_num = 0,
 119                 .chip_select = 4,
 120                 .controller_data = &ad1836_spi_chip_info,
 121         },
 122 #endif
 123 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 124         {
 125                 .modalias = "mmc_spi",
 126                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
 127                 .bus_num = 0,
 128                 .chip_select = 1,
 129                 .controller_data = &mmc_spi_chip_info,
 130                 .mode = SPI_MODE_3,
 131         },
 132 #endif
 133 };
 134
 135 /* SPI (0) */
 136 static struct resource bfin_spi0_resource[] = {
 137         [0] = {
 138                 .start = SPI0_REGBASE,
 139                 .end   = SPI0_REGBASE + 0xFF,
 140                 .flags = IORESOURCE_MEM,
 141         },
 142         [1] = {
 143                 .start = CH_SPI,
 144                 .end   = CH_SPI,
 145                 .flags = IORESOURCE_DMA,
 146         },
 147         [2] = {
 148                 .start = IRQ_SPI,
 149                 .end   = IRQ_SPI,
 150                 .flags = IORESOURCE_IRQ,
 151         },
 152 };
 153
 154 /* SPI controller data */
 155 static struct bfin5xx_spi_master bfin_spi0_info = {
 156         .num_chipselect = 8,
 157         .enable_dma = 1,  /* master has the ability to do dma transfer */
 158         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 159 };
 160
 161 static struct platform_device bfin_spi0_device = {
 162         .name = "bfin-spi",
 163         .id = 0, /* Bus number */
 164         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 165         .resource = bfin_spi0_resource,
 166         .dev = {
 167                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 168         },
 169 };
 170 #endif  /* spi master and devices */
 171
 172
 173 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
 174 static struct platform_device hitachi_fb_device = {
 175         .name = "hitachi-tx09",
 176 };
 177 #endif
 178
 179
 180 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 181 #include <linux/smc91x.h>
 182
 183 static struct smc91x_platdata smc91x_info = {
 184         .flags = SMC91X_USE_32BIT | SMC91X_NOWAIT,
 185         .leda = RPC_LED_100_10,
 186         .ledb = RPC_LED_TX_RX,
 187 };
 188
 189 static struct resource smc91x_resources[] = {
 190         {
 191                 .name = "smc91x-regs",
 192                 .start = 0x28000300,
 193                 .end = 0x28000300 + 16,
 194                 .flags = IORESOURCE_MEM,
 195         }, {
 196                 .start = IRQ_PF0,
 197                 .end = IRQ_PF0,
 198                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 199         },
 200 };
 201 static struct platform_device smc91x_device = {
 202         .name = "smc91x",
 203         .id = 0,
 204         .num_resources = ARRAY_SIZE(smc91x_resources),
 205         .resource = smc91x_resources,
 206         .dev    = {
 207                 .platform_data  = &smc91x_info,
 208         },
 209 };
 210 #endif
 211
 212 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 213 #include <linux/smsc911x.h>
 214
 215 static struct resource smsc911x_resources[] = {
 216         {
 217                 .name = "smsc911x-memory",
 218                 .start = 0x24008000,
 219                 .end = 0x24008000 + 0xFF,
 220                 .flags = IORESOURCE_MEM,
 221         },
 222         {
 223                 .start = IRQ_PF43,
 224                 .end = IRQ_PF43,
 225                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 226         },
 227 };
 228
 229 static struct smsc911x_platform_config smsc911x_config = {
 230         .flags = SMSC911X_USE_16BIT,
 231         .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 232         .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
 233         .phy_interface = PHY_INTERFACE_MODE_MII,
 234 };
 235
 236 static struct platform_device smsc911x_device = {
 237         .name = "smsc911x",
 238         .id = 0,
 239         .num_resources = ARRAY_SIZE(smsc911x_resources),
 240         .resource = smsc911x_resources,
 241         .dev = {
 242                 .platform_data = &smsc911x_config,
 243         },
 244 };
 245 #endif
 246
 247 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 248 static struct resource net2272_bfin_resources[] = {
 249         {
 250                 .start = 0x24000000,
 251                 .end = 0x24000000 + 0x100,
 252                 .flags = IORESOURCE_MEM,
 253         }, {
 254                 .start = IRQ_PF45,
 255                 .end = IRQ_PF45,
 256                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 257         },
 258 };
 259
 260 static struct platform_device net2272_bfin_device = {
 261         .name = "net2272",
 262         .id = -1,
 263         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 264         .resource = net2272_bfin_resources,
 265 };
 266 #endif
 267
 268 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 269 static struct resource isp1362_hcd_resources[] = {
 270         {
 271                 .start = 0x24008000,
 272                 .end = 0x24008000,
 273                 .flags = IORESOURCE_MEM,
 274         }, {
 275                 .start = 0x24008004,
 276                 .end = 0x24008004,
 277                 .flags = IORESOURCE_MEM,
 278         }, {
 279                 .start = IRQ_PF47,
 280                 .end = IRQ_PF47,
 281                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
 282         },
 283 };
 284
 285 static struct isp1362_platform_data isp1362_priv = {
 286         .sel15Kres = 1,
 287         .clknotstop = 0,
 288         .oc_enable = 0,
 289         .int_act_high = 0,
 290         .int_edge_triggered = 0,
 291         .remote_wakeup_connected = 0,
 292         .no_power_switching = 1,
 293         .power_switching_mode = 0,
 294 };
 295
 296 static struct platform_device isp1362_hcd_device = {
 297         .name = "isp1362-hcd",
 298         .id = 0,
 299         .dev = {
 300                 .platform_data = &isp1362_priv,
 301         },
 302         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 303         .resource = isp1362_hcd_resources,
 304 };
 305 #endif
 306
 307 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 308 #ifdef CONFIG_SERIAL_BFIN_UART0
 309 static struct resource bfin_uart0_resources[] = {
 310         {
 311                 .start = BFIN_UART_THR,
 312                 .end = BFIN_UART_GCTL+2,
 313                 .flags = IORESOURCE_MEM,
 314         },
 315         {
 316                 .start = IRQ_UART_RX,
 317                 .end = IRQ_UART_RX+1,
 318                 .flags = IORESOURCE_IRQ,
 319         },
 320         {
 321                 .start = IRQ_UART_ERROR,
 322                 .end = IRQ_UART_ERROR,
 323                 .flags = IORESOURCE_IRQ,
 324         },
 325         {
 326                 .start = CH_UART_TX,
 327                 .end = CH_UART_TX,
 328                 .flags = IORESOURCE_DMA,
 329         },
 330         {
 331                 .start = CH_UART_RX,
 332                 .end = CH_UART_RX,
 333                 .flags = IORESOURCE_DMA,
 334         },
 335 };
 336
 337 static unsigned short bfin_uart0_peripherals[] = {
 338         P_UART0_TX, P_UART0_RX, 0
 339 };
 340
 341 static struct platform_device bfin_uart0_device = {
 342         .name = "bfin-uart",
 343         .id = 0,
 344         .num_resources = ARRAY_SIZE(bfin_uart0_resources),
 345         .resource = bfin_uart0_resources,
 346         .dev = {
 347                 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
 348         },
 349 };
 350 #endif
 351 #endif
 352
 353 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 354 #ifdef CONFIG_BFIN_SIR0
 355 static struct resource bfin_sir0_resources[] = {
 356         {
 357                 .start = 0xFFC00400,
 358                 .end = 0xFFC004FF,
 359                 .flags = IORESOURCE_MEM,
 360         },
 361         {
 362                 .start = IRQ_UART0_RX,
 363                 .end = IRQ_UART0_RX+1,
 364                 .flags = IORESOURCE_IRQ,
 365         },
 366         {
 367                 .start = CH_UART0_RX,
 368                 .end = CH_UART0_RX+1,
 369                 .flags = IORESOURCE_DMA,
 370         },
 371 };
 372
 373 static struct platform_device bfin_sir0_device = {
 374         .name = "bfin_sir",
 375         .id = 0,
 376         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 377         .resource = bfin_sir0_resources,
 378 };
 379 #endif
 380 #endif
 381
 382 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 383 #define PATA_INT        IRQ_PF46
 384
 385 static struct pata_platform_info bfin_pata_platform_data = {
 386         .ioport_shift = 2,
 387         .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
 388 };
 389
 390 static struct resource bfin_pata_resources[] = {
 391         {
 392                 .start = 0x2400C000,
 393                 .end = 0x2400C001F,
 394                 .flags = IORESOURCE_MEM,
 395         },
 396         {
 397                 .start = 0x2400D018,
 398                 .end = 0x2400D01B,
 399                 .flags = IORESOURCE_MEM,
 400         },
 401         {
 402                 .start = PATA_INT,
 403                 .end = PATA_INT,
 404                 .flags = IORESOURCE_IRQ,
 405         },
 406 };
 407
 408 static struct platform_device bfin_pata_device = {
 409         .name = "pata_platform",
 410         .id = -1,
 411         .num_resources = ARRAY_SIZE(bfin_pata_resources),
 412         .resource = bfin_pata_resources,
 413         .dev = {
 414                 .platform_data = &bfin_pata_platform_data,
 415         }
 416 };
 417 #endif
 418
 419 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 420 static struct mtd_partition para_partitions[] = {
 421         {
 422                 .name       = "bootloader(nor)",
 423                 .size       = 0x40000,
 424                 .offset     = 0,
 425         }, {
 426                 .name       = "linux kernel(nor)",
 427                 .size       = 0x100000,
 428                 .offset     = MTDPART_OFS_APPEND,
 429         }, {
 430                 .name       = "file system(nor)",
 431                 .size       = MTDPART_SIZ_FULL,
 432                 .offset     = MTDPART_OFS_APPEND,
 433         }
 434 };
 435
 436 static struct physmap_flash_data para_flash_data = {
 437         .width      = 2,
 438         .parts      = para_partitions,
 439         .nr_parts   = ARRAY_SIZE(para_partitions),
 440 };
 441
 442 static struct resource para_flash_resource = {
 443         .start = 0x20000000,
 444         .end   = 0x207fffff,
 445         .flags = IORESOURCE_MEM,
 446 };
 447
 448 static struct platform_device para_flash_device = {
 449         .name          = "physmap-flash",
 450         .id            = 0,
 451         .dev = {
 452                 .platform_data = &para_flash_data,
 453         },
 454         .num_resources = 1,
 455         .resource      = &para_flash_resource,
 456 };
 457 #endif
 458
 459 static const unsigned int cclk_vlev_datasheet[] =
 460 {
 461         VRPAIR(VLEV_085, 250000000),
 462         VRPAIR(VLEV_090, 300000000),
 463         VRPAIR(VLEV_095, 313000000),
 464         VRPAIR(VLEV_100, 350000000),
 465         VRPAIR(VLEV_105, 400000000),
 466         VRPAIR(VLEV_110, 444000000),
 467         VRPAIR(VLEV_115, 450000000),
 468         VRPAIR(VLEV_120, 475000000),
 469         VRPAIR(VLEV_125, 500000000),
 470         VRPAIR(VLEV_130, 600000000),
 471 };
 472
 473 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 474         .tuple_tab = cclk_vlev_datasheet,
 475         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 476         .vr_settling_time = 25 /* us */,
 477 };
 478
 479 static struct platform_device bfin_dpmc = {
 480         .name = "bfin dpmc",
 481         .dev = {
 482                 .platform_data = &bfin_dmpc_vreg_data,
 483         },
 484 };
 485
 486 static struct platform_device *cm_bf561_devices[] __initdata = {
 487
 488         &bfin_dpmc,
 489
 490 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
 491         &hitachi_fb_device,
 492 #endif
 493
 494 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 495 #ifdef CONFIG_SERIAL_BFIN_UART0
 496         &bfin_uart0_device,
 497 #endif
 498 #endif
 499
 500 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 501 #ifdef CONFIG_BFIN_SIR0
 502         &bfin_sir0_device,
 503 #endif
 504 #endif
 505
 506 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 507         &isp1362_hcd_device,
 508 #endif
 509
 510 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 511         &smc91x_device,
 512 #endif
 513
 514 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
 515         &smsc911x_device,
 516 #endif
 517
 518 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 519         &net2272_bfin_device,
 520 #endif
 521
 522 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 523         &bfin_spi0_device,
 524 #endif
 525
 526 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 527         &bfin_pata_device,
 528 #endif
 529
 530 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 531         &para_flash_device,
 532 #endif
 533 };
 534
 535 static int __init cm_bf561_init(void)
 536 {
 537         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 538         platform_add_devices(cm_bf561_devices, ARRAY_SIZE(cm_bf561_devices));
 539 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 540         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 541 #endif
 542
 543 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 544         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
 545 #endif
 546         return 0;
 547 }
 548
 549 arch_initcall(cm_bf561_init);
 550
 551 static struct platform_device *cm_bf561_early_devices[] __initdata = {
 552 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
 553 #ifdef CONFIG_SERIAL_BFIN_UART0
 554         &bfin_uart0_device,
 555 #endif
 556 #endif
 557 };
 558
 559 void __init native_machine_early_platform_add_devices(void)
 560 {
 561         printk(KERN_INFO "register early platform devices\n");
 562         early_platform_add_devices(cm_bf561_early_devices,
 563                 ARRAY_SIZE(cm_bf561_early_devices));
 564 }