err.no Git - linux-2.6/blob - arch/blackfin/mach-bf533/boards/cm_bf533.c

   1 /*
   2  * File:         arch/blackfin/mach-bf533/boards/cm_bf533.c
   3  * Based on:     arch/blackfin/mach-bf533/boards/ezkit.c
   4  * Author:       Aidan Williams <aidan@nicta.com.au> Copyright 2005
   5  *
   6  * Created:      2005
   7  * Description:  Board description file
   8  *
   9  * Modified:
  10  *               Copyright 2004-2006 Analog Devices Inc.
  11  *
  12  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
  13  *
  14  * This program is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU General Public License as published by
  16  * the Free Software Foundation; either version 2 of the License, or
  17  * (at your option) any later version.
  18  *
  19  * This program is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  * GNU General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License
  25  * along with this program; if not, see the file COPYING, or write
  26  * to the Free Software Foundation, Inc.,
  27  * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  28  */
  29
  30 #include <linux/device.h>
  31 #include <linux/platform_device.h>
  32 #include <linux/mtd/mtd.h>
  33 #include <linux/mtd/partitions.h>
  34 #include <linux/spi/spi.h>
  35 #include <linux/spi/flash.h>
  36 #include <linux/usb/isp1362.h>
  37 #include <linux/ata_platform.h>
  38 #include <linux/irq.h>
  39 #include <asm/dma.h>
  40 #include <asm/bfin5xx_spi.h>
  41 #include <asm/portmux.h>
  42 #include <asm/dpmc.h>
  43
  44 /*
  45  * Name the Board for the /proc/cpuinfo
  46  */
  47 const char bfin_board_name[] = "Bluetechnix CM BF533";
  48
  49 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
  50 /* all SPI peripherals info goes here */
  51 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
  52 static struct mtd_partition bfin_spi_flash_partitions[] = {
  53         {
  54                 .name = "bootloader",
  55                 .size = 0x00020000,
  56                 .offset = 0,
  57                 .mask_flags = MTD_CAP_ROM
  58         }, {
  59                 .name = "kernel",
  60                 .size = 0xe0000,
  61                 .offset = 0x20000
  62         }, {
  63                 .name = "file system",
  64                 .size = 0x700000,
  65                 .offset = 0x00100000,
  66         }
  67 };
  68
  69 static struct flash_platform_data bfin_spi_flash_data = {
  70         .name = "m25p80",
  71         .parts = bfin_spi_flash_partitions,
  72         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
  73         .type = "m25p64",
  74 };
  75
  76 /* SPI flash chip (m25p64) */
  77 static struct bfin5xx_spi_chip spi_flash_chip_info = {
  78         .enable_dma = 0,         /* use dma transfer with this chip*/
  79         .bits_per_word = 8,
  80 };
  81 #endif
  82
  83 /* SPI ADC chip */
  84 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
  85 static struct bfin5xx_spi_chip spi_adc_chip_info = {
  86         .enable_dma = 1,         /* use dma transfer with this chip*/
  87         .bits_per_word = 16,
  88 };
  89 #endif
  90
  91 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
  92 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
  93         .enable_dma = 0,
  94         .bits_per_word = 16,
  95 };
  96 #endif
  97
  98 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
  99 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
 100         .enable_dma = 1,
 101         .bits_per_word = 8,
 102 };
 103 #endif
 104
 105 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 106 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
 107         {
 108                 /* the modalias must be the same as spi device driver name */
 109                 .modalias = "m25p80",       /* Name of spi_driver for this device */
 110                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 111                 .bus_num = 0,               /* Framework bus number */
 112                 .chip_select = 1,           /* Framework chip select. On STAMP537 it is SPISSEL1*/
 113                 .platform_data = &bfin_spi_flash_data,
 114                 .controller_data = &spi_flash_chip_info,
 115                 .mode = SPI_MODE_3,
 116         },
 117 #endif
 118
 119 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
 120         {
 121                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 122                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 123                 .bus_num = 0,               /* Framework bus number */
 124                 .chip_select = 2,           /* Framework chip select. */
 125                 .platform_data = NULL,      /* No spi_driver specific config */
 126                 .controller_data = &spi_adc_chip_info,
 127         },
 128 #endif
 129
 130 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 131         {
 132                 .modalias = "ad1836-spi",
 133                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 134                 .bus_num = 0,
 135                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 136                 .controller_data = &ad1836_spi_chip_info,
 137         },
 138 #endif
 139
 140 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 141         {
 142                 .modalias = "spi_mmc_dummy",
 143                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 144                 .bus_num = 0,
 145                 .chip_select = 0,
 146                 .platform_data = NULL,
 147                 .controller_data = &spi_mmc_chip_info,
 148                 .mode = SPI_MODE_3,
 149         },
 150         {
 151                 .modalias = "spi_mmc",
 152                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 153                 .bus_num = 0,
 154                 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
 155                 .platform_data = NULL,
 156                 .controller_data = &spi_mmc_chip_info,
 157                 .mode = SPI_MODE_3,
 158         },
 159 #endif
 160 };
 161
 162 /* SPI (0) */
 163 static struct resource bfin_spi0_resource[] = {
 164         [0] = {
 165                 .start = SPI0_REGBASE,
 166                 .end   = SPI0_REGBASE + 0xFF,
 167                 .flags = IORESOURCE_MEM,
 168         },
 169         [1] = {
 170                 .start = CH_SPI,
 171                 .end   = CH_SPI,
 172                 .flags = IORESOURCE_IRQ,
 173         }
 174 };
 175
 176 /* SPI controller data */
 177 static struct bfin5xx_spi_master bfin_spi0_info = {
 178         .num_chipselect = 8,
 179         .enable_dma = 1,  /* master has the ability to do dma transfer */
 180         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 181 };
 182
 183 static struct platform_device bfin_spi0_device = {
 184         .name = "bfin-spi",
 185         .id = 0, /* Bus number */
 186         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 187         .resource = bfin_spi0_resource,
 188         .dev = {
 189                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 190         },
 191 };
 192 #endif  /* spi master and devices */
 193
 194 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 195 static struct platform_device rtc_device = {
 196         .name = "rtc-bfin",
 197         .id   = -1,
 198 };
 199 #endif
 200
 201 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 202 static struct resource smc91x_resources[] = {
 203         {
 204                 .start = 0x20200300,
 205                 .end = 0x20200300 + 16,
 206                 .flags = IORESOURCE_MEM,
 207         }, {
 208                 .start = IRQ_PF0,
 209                 .end = IRQ_PF0,
 210                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 211         },
 212 };
 213 static struct platform_device smc91x_device = {
 214         .name = "smc91x",
 215         .id = 0,
 216         .num_resources = ARRAY_SIZE(smc91x_resources),
 217         .resource = smc91x_resources,
 218 };
 219 #endif
 220
 221 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 222 static struct resource bfin_uart_resources[] = {
 223         {
 224                 .start = 0xFFC00400,
 225                 .end = 0xFFC004FF,
 226                 .flags = IORESOURCE_MEM,
 227         },
 228 };
 229
 230 static struct platform_device bfin_uart_device = {
 231         .name = "bfin-uart",
 232         .id = 1,
 233         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 234         .resource = bfin_uart_resources,
 235 };
 236 #endif
 237
 238 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 239 static struct resource bfin_sir_resources[] = {
 240 #ifdef CONFIG_BFIN_SIR0
 241         {
 242                 .start = 0xFFC00400,
 243                 .end = 0xFFC004FF,
 244                 .flags = IORESOURCE_MEM,
 245         },
 246 #endif
 247 };
 248
 249 static struct platform_device bfin_sir_device = {
 250         .name = "bfin_sir",
 251         .id = 0,
 252         .num_resources = ARRAY_SIZE(bfin_sir_resources),
 253         .resource = bfin_sir_resources,
 254 };
 255 #endif
 256
 257 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 258 static struct platform_device bfin_sport0_uart_device = {
 259         .name = "bfin-sport-uart",
 260         .id = 0,
 261 };
 262
 263 static struct platform_device bfin_sport1_uart_device = {
 264         .name = "bfin-sport-uart",
 265         .id = 1,
 266 };
 267 #endif
 268
 269 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 270 static struct resource isp1362_hcd_resources[] = {
 271         {
 272                 .start = 0x20308000,
 273                 .end = 0x20308000,
 274                 .flags = IORESOURCE_MEM,
 275         }, {
 276                 .start = 0x20308004,
 277                 .end = 0x20308004,
 278                 .flags = IORESOURCE_MEM,
 279         }, {
 280                 .start = IRQ_PF4,
 281                 .end = IRQ_PF4,
 282                 .flags = IORESOURCE_IRQ,
 283         },
 284 };
 285
 286 static struct isp1362_platform_data isp1362_priv = {
 287         .sel15Kres = 1,
 288         .clknotstop = 0,
 289         .oc_enable = 0,
 290         .int_act_high = 0,
 291         .int_edge_triggered = 0,
 292         .remote_wakeup_connected = 0,
 293         .no_power_switching = 1,
 294         .power_switching_mode = 0,
 295 };
 296
 297 static struct platform_device isp1362_hcd_device = {
 298         .name = "isp1362-hcd",
 299         .id = 0,
 300         .dev = {
 301                 .platform_data = &isp1362_priv,
 302         },
 303         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 304         .resource = isp1362_hcd_resources,
 305 };
 306 #endif
 307
 308 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 309 #define PATA_INT        38
 310
 311 static struct pata_platform_info bfin_pata_platform_data = {
 312         .ioport_shift = 2,
 313         .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
 314 };
 315
 316 static struct resource bfin_pata_resources[] = {
 317         {
 318                 .start = 0x2030C000,
 319                 .end = 0x2030C01F,
 320                 .flags = IORESOURCE_MEM,
 321         },
 322         {
 323                 .start = 0x2030D018,
 324                 .end = 0x2030D01B,
 325                 .flags = IORESOURCE_MEM,
 326         },
 327         {
 328                 .start = PATA_INT,
 329                 .end = PATA_INT,
 330                 .flags = IORESOURCE_IRQ,
 331         },
 332 };
 333
 334 static struct platform_device bfin_pata_device = {
 335         .name = "pata_platform",
 336         .id = -1,
 337         .num_resources = ARRAY_SIZE(bfin_pata_resources),
 338         .resource = bfin_pata_resources,
 339         .dev = {
 340                 .platform_data = &bfin_pata_platform_data,
 341         }
 342 };
 343 #endif
 344
 345 static const unsigned int cclk_vlev_datasheet[] =
 346 {
 347         VRPAIR(VLEV_085, 250000000),
 348         VRPAIR(VLEV_090, 376000000),
 349         VRPAIR(VLEV_095, 426000000),
 350         VRPAIR(VLEV_100, 426000000),
 351         VRPAIR(VLEV_105, 476000000),
 352         VRPAIR(VLEV_110, 476000000),
 353         VRPAIR(VLEV_115, 476000000),
 354         VRPAIR(VLEV_120, 600000000),
 355         VRPAIR(VLEV_125, 600000000),
 356         VRPAIR(VLEV_130, 600000000),
 357 };
 358
 359 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 360         .tuple_tab = cclk_vlev_datasheet,
 361         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 362         .vr_settling_time = 25 /* us */,
 363 };
 364
 365 static struct platform_device bfin_dpmc = {
 366         .name = "bfin dpmc",
 367         .dev = {
 368                 .platform_data = &bfin_dmpc_vreg_data,
 369         },
 370 };
 371
 372 static struct platform_device *cm_bf533_devices[] __initdata = {
 373
 374         &bfin_dpmc,
 375
 376 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 377         &bfin_uart_device,
 378 #endif
 379
 380 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 381         &bfin_sir_device,
 382 #endif
 383
 384 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 385         &bfin_sport0_uart_device,
 386         &bfin_sport1_uart_device,
 387 #endif
 388
 389 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 390         &rtc_device,
 391 #endif
 392
 393 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 394         &isp1362_hcd_device,
 395 #endif
 396
 397 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 398         &smc91x_device,
 399 #endif
 400
 401 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 402         &bfin_spi0_device,
 403 #endif
 404
 405 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 406         &bfin_pata_device,
 407 #endif
 408 };
 409
 410 static int __init cm_bf533_init(void)
 411 {
 412         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 413         platform_add_devices(cm_bf533_devices, ARRAY_SIZE(cm_bf533_devices));
 414 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 415         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 416 #endif
 417
 418 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 419         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
 420 #endif
 421         return 0;
 422 }
 423
 424 arch_initcall(cm_bf533_init);