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

   1/*
   2 * Copyright 2004-2009 Analog Devices Inc.
   3 *           2007-2008 HV Sistemas S.L.
   4 *                      Javier Herrero <jherrero@hvsistemas.es>
   5 *                2005 National ICT Australia (NICTA)
   6 *                      Aidan Williams <aidan@nicta.com.au>
   7 *
   8 * Licensed under the GPL-2 or later.
   9 */
  10
  11#include <linux/device.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#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
  18#include <linux/usb/isp1362.h>
  19#endif
  20#include <linux/irq.h>
  21
  22#include <asm/dma.h>
  23#include <asm/bfin5xx_spi.h>
  24#include <asm/reboot.h>
  25#include <asm/portmux.h>
  26
  27/*
  28 * Name the Board for the /proc/cpuinfo
  29 */
  30const char bfin_board_name[] = "HV Sistemas H8606";
  31
  32#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
  33static struct platform_device rtc_device = {
  34        .name = "rtc-bfin",
  35        .id   = -1,
  36};
  37#endif
  38
  39/*
  40*  Driver needs to know address, irq and flag pin.
  41 */
  42 #if    defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
  43static struct resource dm9000_resources[] = {
  44        [0] = {
  45                .start  = 0x20300000,
  46                .end    = 0x20300002,
  47                .flags  = IORESOURCE_MEM,
  48        },
  49        [1] = {
  50                .start  = 0x20300004,
  51                .end    = 0x20300006,
  52                .flags  = IORESOURCE_MEM,
  53        },
  54        [2] = {
  55                .start  = IRQ_PF10,
  56                .end    = IRQ_PF10,
  57                .flags  = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
  58                           IORESOURCE_IRQ_SHAREABLE),
  59        },
  60};
  61
  62static struct platform_device dm9000_device = {
  63    .id                 = 0,
  64    .name               = "dm9000",
  65    .resource           = dm9000_resources,
  66    .num_resources      = ARRAY_SIZE(dm9000_resources),
  67};
  68#endif
  69
  70#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
  71#include <linux/smc91x.h>
  72
  73static struct smc91x_platdata smc91x_info = {
  74        .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
  75        .leda = RPC_LED_100_10,
  76        .ledb = RPC_LED_TX_RX,
  77};
  78
  79static struct resource smc91x_resources[] = {
  80        {
  81                .name = "smc91x-regs",
  82                .start = 0x20300300,
  83                .end = 0x20300300 + 16,
  84                .flags = IORESOURCE_MEM,
  85        }, {
  86                .start = IRQ_PROG_INTB,
  87                .end = IRQ_PROG_INTB,
  88                .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
  89        }, {
  90                .start = IRQ_PF7,
  91                .end = IRQ_PF7,
  92                .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
  93        },
  94};
  95
  96static struct platform_device smc91x_device = {
  97        .name = "smc91x",
  98        .id = 0,
  99        .num_resources = ARRAY_SIZE(smc91x_resources),
 100        .resource = smc91x_resources,
 101        .dev    = {
 102                .platform_data  = &smc91x_info,
 103        },
 104};
 105#endif
 106
 107#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 108static struct resource net2272_bfin_resources[] = {
 109        {
 110                .start = 0x20300000,
 111                .end = 0x20300000 + 0x100,
 112                .flags = IORESOURCE_MEM,
 113        }, {
 114                .start = IRQ_PF10,
 115                .end = IRQ_PF10,
 116                .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 117        },
 118};
 119
 120static struct platform_device net2272_bfin_device = {
 121        .name = "net2272",
 122        .id = -1,
 123        .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 124        .resource = net2272_bfin_resources,
 125};
 126#endif
 127
 128#if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
 129/* all SPI peripherals info goes here */
 130
 131#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
 132static struct mtd_partition bfin_spi_flash_partitions[] = {
 133        {
 134                .name = "bootloader (spi)",
 135                .size = 0x40000,
 136                .offset = 0,
 137                .mask_flags = MTD_CAP_ROM
 138        }, {
 139                .name = "fpga (spi)",
 140                .size =   0x30000,
 141                .offset = 0x40000
 142        }, {
 143                .name = "linux kernel (spi)",
 144                .size =   0x150000,
 145                .offset =  0x70000
 146        }, {
 147                .name = "jffs2 root file system (spi)",
 148                .size =   0x640000,
 149                .offset = 0x1c0000,
 150        }
 151};
 152
 153static struct flash_platform_data bfin_spi_flash_data = {
 154        .name = "m25p80",
 155        .parts = bfin_spi_flash_partitions,
 156        .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
 157        .type = "m25p64",
 158};
 159
 160/* SPI flash chip (m25p64) */
 161static struct bfin5xx_spi_chip spi_flash_chip_info = {
 162        .enable_dma = 0,         /* use dma transfer with this chip*/
 163};
 164#endif
 165
 166/* Notice: for blackfin, the speed_hz is the value of register
 167 * SPI_BAUD, not the real baudrate */
 168static struct spi_board_info bfin_spi_board_info[] __initdata = {
 169#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
 170        {
 171                /* the modalias must be the same as spi device driver name */
 172                .modalias = "m25p80", /* Name of spi_driver for this device */
 173                /* this value is the baudrate divisor */
 174                .max_speed_hz = 50000000, /* actual baudrate is SCLK/(2xspeed_hz) */
 175                .bus_num = 0, /* Framework bus number */
 176                .chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
 177                .platform_data = &bfin_spi_flash_data,
 178                .controller_data = &spi_flash_chip_info,
 179                .mode = SPI_MODE_3,
 180        },
 181#endif
 182
 183#if defined(CONFIG_SND_BF5XX_SOC_AD183X) || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
 184        {
 185                .modalias = "ad183x",
 186                .max_speed_hz = 16,
 187                .bus_num = 1,
 188                .chip_select = 4,
 189        },
 190#endif
 191
 192};
 193
 194/* SPI (0) */
 195static struct resource bfin_spi0_resource[] = {
 196        [0] = {
 197                .start = SPI0_REGBASE,
 198                .end   = SPI0_REGBASE + 0xFF,
 199                .flags = IORESOURCE_MEM,
 200        },
 201        [1] = {
 202                .start = CH_SPI,
 203                .end   = CH_SPI,
 204                .flags = IORESOURCE_DMA,
 205        },
 206        [2] = {
 207                .start = IRQ_SPI,
 208                .end   = IRQ_SPI,
 209                .flags = IORESOURCE_IRQ,
 210        }
 211};
 212
 213
 214/* SPI controller data */
 215static struct bfin5xx_spi_master bfin_spi0_info = {
 216        .num_chipselect = 8,
 217        .enable_dma = 1,  /* master has the ability to do dma transfer */
 218        .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 219};
 220
 221static struct platform_device bfin_spi0_device = {
 222        .name = "bfin-spi",
 223        .id = 0, /* Bus number */
 224        .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 225        .resource = bfin_spi0_resource,
 226        .dev = {
 227                .platform_data = &bfin_spi0_info, /* Passed to driver */
 228        },
 229};
 230#endif  /* spi master and devices */
 231
 232#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 233#ifdef CONFIG_SERIAL_BFIN_UART0
 234static struct resource bfin_uart0_resources[] = {
 235        {
 236                .start = BFIN_UART_THR,
 237                .end = BFIN_UART_GCTL+2,
 238                .flags = IORESOURCE_MEM,
 239        },
 240        {
 241                .start = IRQ_UART0_TX,
 242                .end = IRQ_UART0_TX,
 243                .flags = IORESOURCE_IRQ,
 244        },
 245        {
 246                .start = IRQ_UART0_RX,
 247                .end = IRQ_UART0_RX,
 248                .flags = IORESOURCE_IRQ,
 249        },
 250        {
 251                .start = IRQ_UART0_ERROR,
 252                .end = IRQ_UART0_ERROR,
 253                .flags = IORESOURCE_IRQ,
 254        },
 255        {
 256                .start = CH_UART0_TX,
 257                .end = CH_UART0_TX,
 258                .flags = IORESOURCE_DMA,
 259        },
 260        {
 261                .start = CH_UART0_RX,
 262                .end = CH_UART0_RX,
 263                .flags = IORESOURCE_DMA,
 264        },
 265};
 266
 267static unsigned short bfin_uart0_peripherals[] = {
 268        P_UART0_TX, P_UART0_RX, 0
 269};
 270
 271static struct platform_device bfin_uart0_device = {
 272        .name = "bfin-uart",
 273        .id = 0,
 274        .num_resources = ARRAY_SIZE(bfin_uart0_resources),
 275        .resource = bfin_uart0_resources,
 276        .dev = {
 277                .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
 278        },
 279};
 280#endif
 281#endif
 282
 283#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 284#ifdef CONFIG_BFIN_SIR0
 285static struct resource bfin_sir0_resources[] = {
 286        {
 287                .start = 0xFFC00400,
 288                .end = 0xFFC004FF,
 289                .flags = IORESOURCE_MEM,
 290        },
 291        {
 292                .start = IRQ_UART0_RX,
 293                .end = IRQ_UART0_RX+1,
 294                .flags = IORESOURCE_IRQ,
 295        },
 296        {
 297                .start = CH_UART0_RX,
 298                .end = CH_UART0_RX+1,
 299                .flags = IORESOURCE_DMA,
 300        },
 301};
 302
 303static struct platform_device bfin_sir0_device = {
 304        .name = "bfin_sir",
 305        .id = 0,
 306        .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 307        .resource = bfin_sir0_resources,
 308};
 309#endif
 310#endif
 311
 312#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
 313
 314#include <linux/serial_8250.h>
 315#include <linux/serial.h>
 316
 317/*
 318 * Configuration for two 16550 UARTS in FPGA at addresses 0x20200000 and 0x202000010.
 319 * running at half system clock, both with interrupt output or-ed to PF8. Change to
 320 * suit different FPGA configuration, or to suit real 16550 UARTS connected to the bus
 321 */
 322
 323static struct plat_serial8250_port serial8250_platform_data [] = {
 324        {
 325                .membase = (void *)0x20200000,
 326                .mapbase = 0x20200000,
 327                .irq = IRQ_PF8,
 328                .irqflags = IRQF_TRIGGER_HIGH,
 329                .flags = UPF_BOOT_AUTOCONF | UART_CONFIG_TYPE,
 330                .iotype = UPIO_MEM,
 331                .regshift = 1,
 332                .uartclk = 66666667,
 333        }, {
 334                .membase = (void *)0x20200010,
 335                .mapbase = 0x20200010,
 336                .irq = IRQ_PF8,
 337                .irqflags = IRQF_TRIGGER_HIGH,
 338                .flags = UPF_BOOT_AUTOCONF | UART_CONFIG_TYPE,
 339                .iotype = UPIO_MEM,
 340                .regshift = 1,
 341                .uartclk = 66666667,
 342        }, {
 343        }
 344};
 345
 346static struct platform_device serial8250_device = {
 347        .id             = PLAT8250_DEV_PLATFORM,
 348        .name           = "serial8250",
 349        .dev            = {
 350                .platform_data = serial8250_platform_data,
 351        },
 352};
 353
 354#endif
 355
 356#if defined(CONFIG_KEYBOARD_OPENCORES) || defined(CONFIG_KEYBOARD_OPENCORES_MODULE)
 357
 358/*
 359 * Configuration for one OpenCores keyboard controller in FPGA at address 0x20200030,
 360 * interrupt output wired to PF9. Change to suit different FPGA configuration
 361 */
 362
 363static struct resource opencores_kbd_resources[] = {
 364        [0] = {
 365                .start  = 0x20200030,
 366                .end    = 0x20300030 + 2,
 367                .flags  = IORESOURCE_MEM,
 368        },
 369        [1] = {
 370                .start  = IRQ_PF9,
 371                .end    = IRQ_PF9,
 372                .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 373        },
 374};
 375
 376static struct platform_device opencores_kbd_device = {
 377        .id             = -1,
 378        .name           = "opencores-kbd",
 379        .resource       = opencores_kbd_resources,
 380        .num_resources  = ARRAY_SIZE(opencores_kbd_resources),
 381};
 382#endif
 383
 384static struct platform_device *h8606_devices[] __initdata = {
 385#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 386        &rtc_device,
 387#endif
 388
 389#if     defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
 390        &dm9000_device,
 391#endif
 392
 393#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 394        &smc91x_device,
 395#endif
 396
 397#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 398        &net2272_bfin_device,
 399#endif
 400
 401#if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
 402        &bfin_spi0_device,
 403#endif
 404
 405#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 406#ifdef CONFIG_SERIAL_BFIN_UART0
 407        &bfin_uart0_device,
 408#endif
 409#endif
 410
 411#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
 412        &serial8250_device,
 413#endif
 414
 415#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 416#ifdef CONFIG_BFIN_SIR0
 417        &bfin_sir0_device,
 418#endif
 419#endif
 420
 421#if defined(CONFIG_KEYBOARD_OPENCORES) || defined(CONFIG_KEYBOARD_OPENCORES_MODULE)
 422        &opencores_kbd_device,
 423#endif
 424};
 425
 426static int __init H8606_init(void)
 427{
 428        printk(KERN_INFO "HV Sistemas H8606 board support by http://www.hvsistemas.com\n");
 429        printk(KERN_INFO "%s(): registering device resources\n", __func__);
 430        platform_add_devices(h8606_devices, ARRAY_SIZE(h8606_devices));
 431#if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
 432        spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 433#endif
 434        return 0;
 435}
 436
 437arch_initcall(H8606_init);
 438
 439static struct platform_device *H8606_early_devices[] __initdata = {
 440#if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
 441#ifdef CONFIG_SERIAL_BFIN_UART0
 442        &bfin_uart0_device,
 443#endif
 444#endif
 445};
 446
 447void __init native_machine_early_platform_add_devices(void)
 448{
 449        printk(KERN_INFO "register early platform devices\n");
 450        early_platform_add_devices(H8606_early_devices,
 451                ARRAY_SIZE(H8606_early_devices));
 452}
 453