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

   1 /*
   2  * File:         arch/blackfin/mach-bf533/boards/cm_bf561.c
   3  * Based on:     arch/blackfin/mach-bf533/boards/ezkit.c
   4  * Author:       Aidan Williams <aidan@nicta.com.au> Copyright 2005
   5  *
   6  * Created:      2006
   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 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
  37 #include <linux/usb/isp1362.h>
  38 #endif
  39 #include <linux/ata_platform.h>
  40 #include <linux/irq.h>
  41 #include <asm/dma.h>
  42 #include <asm/bfin5xx_spi.h>
  43 #include <asm/portmux.h>
  44 #include <asm/dpmc.h>
  45
  46 /*
  47  * Name the Board for the /proc/cpuinfo
  48  */
  49 const char bfin_board_name[] = "Bluetechnix CM BF561";
  50
  51 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
  52 /* all SPI peripherals info goes here */
  53
  54 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
  55 static struct mtd_partition bfin_spi_flash_partitions[] = {
  56         {
  57                 .name = "bootloader(spi)",
  58                 .size = 0x00020000,
  59                 .offset = 0,
  60                 .mask_flags = MTD_CAP_ROM
  61         }, {
  62                 .name = "linux kernel(spi)",
  63                 .size = 0xe0000,
  64                 .offset = 0x20000
  65         }, {
  66                 .name = "file system(spi)",
  67                 .size = 0x700000,
  68                 .offset = 0x00100000,
  69         }
  70 };
  71
  72 static struct flash_platform_data bfin_spi_flash_data = {
  73         .name = "m25p80",
  74         .parts = bfin_spi_flash_partitions,
  75         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
  76         .type = "m25p64",
  77 };
  78
  79 /* SPI flash chip (m25p64) */
  80 static struct bfin5xx_spi_chip spi_flash_chip_info = {
  81         .enable_dma = 0,         /* use dma transfer with this chip*/
  82         .bits_per_word = 8,
  83 };
  84 #endif
  85
  86 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
  87 /* SPI ADC chip */
  88 static struct bfin5xx_spi_chip spi_adc_chip_info = {
  89         .enable_dma = 1,         /* use dma transfer with this chip*/
  90         .bits_per_word = 16,
  91 };
  92 #endif
  93
  94 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
  95 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
  96         .enable_dma = 0,
  97         .bits_per_word = 16,
  98 };
  99 #endif
 100
 101 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 102 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
 103         .enable_dma = 0,
 104         .bits_per_word = 8,
 105 };
 106 #endif
 107
 108 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 109 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
 110         {
 111                 /* the modalias must be the same as spi device driver name */
 112                 .modalias = "m25p80", /* Name of spi_driver for this device */
 113                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 114                 .bus_num = 0, /* Framework bus number */
 115                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
 116                 .platform_data = &bfin_spi_flash_data,
 117                 .controller_data = &spi_flash_chip_info,
 118                 .mode = SPI_MODE_3,
 119         },
 120 #endif
 121
 122 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
 123         {
 124                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 125                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 126                 .bus_num = 0, /* Framework bus number */
 127                 .chip_select = 1, /* Framework chip select. */
 128                 .platform_data = NULL, /* No spi_driver specific config */
 129                 .controller_data = &spi_adc_chip_info,
 130         },
 131 #endif
 132
 133 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 134         {
 135                 .modalias = "ad1836",
 136                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 137                 .bus_num = 0,
 138                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 139                 .controller_data = &ad1836_spi_chip_info,
 140         },
 141 #endif
 142 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 143         {
 144                 .modalias = "mmc_spi",
 145                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 146                 .bus_num = 0,
 147                 .chip_select = 5,
 148                 .controller_data = &mmc_spi_chip_info,
 149                 .mode = SPI_MODE_3,
 150         },
 151 #endif
 152 };
 153
 154 /* SPI (0) */
 155 static struct resource bfin_spi0_resource[] = {
 156         [0] = {
 157                 .start = SPI0_REGBASE,
 158                 .end   = SPI0_REGBASE + 0xFF,
 159                 .flags = IORESOURCE_MEM,
 160         },
 161         [1] = {
 162                 .start = CH_SPI,
 163                 .end   = CH_SPI,
 164                 .flags = IORESOURCE_DMA,
 165         },
 166         [2] = {
 167                 .start = IRQ_SPI,
 168                 .end   = IRQ_SPI,
 169                 .flags = IORESOURCE_IRQ,
 170         },
 171 };
 172
 173 /* SPI controller data */
 174 static struct bfin5xx_spi_master bfin_spi0_info = {
 175         .num_chipselect = 8,
 176         .enable_dma = 1,  /* master has the ability to do dma transfer */
 177         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 178 };
 179
 180 static struct platform_device bfin_spi0_device = {
 181         .name = "bfin-spi",
 182         .id = 0, /* Bus number */
 183         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 184         .resource = bfin_spi0_resource,
 185         .dev = {
 186                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 187         },
 188 };
 189 #endif  /* spi master and devices */
 190
 191
 192 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
 193 static struct platform_device hitachi_fb_device = {
 194         .name = "hitachi-tx09",
 195 };
 196 #endif
 197
 198
 199 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 200 #include <linux/smc91x.h>
 201
 202 static struct smc91x_platdata smc91x_info = {
 203         .flags = SMC91X_USE_32BIT | SMC91X_NOWAIT,
 204         .leda = RPC_LED_100_10,
 205         .ledb = RPC_LED_TX_RX,
 206 };
 207
 208 static struct resource smc91x_resources[] = {
 209         {
 210                 .name = "smc91x-regs",
 211                 .start = 0x28000300,
 212                 .end = 0x28000300 + 16,
 213                 .flags = IORESOURCE_MEM,
 214         }, {
 215                 .start = IRQ_PF0,
 216                 .end = IRQ_PF0,
 217                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 218         },
 219 };
 220 static struct platform_device smc91x_device = {
 221         .name = "smc91x",
 222         .id = 0,
 223         .num_resources = ARRAY_SIZE(smc91x_resources),
 224         .resource = smc91x_resources,
 225         .dev    = {
 226                 .platform_data  = &smc91x_info,
 227         },
 228 };
 229 #endif
 230
 231 static struct resource bfin_gpios_resources = {
 232         .start = 0,
 233         .end   = MAX_BLACKFIN_GPIOS - 1,
 234         .flags = IORESOURCE_IRQ,
 235 };
 236
 237 static struct platform_device bfin_gpios_device = {
 238         .name = "simple-gpio",
 239         .id = -1,
 240         .num_resources = 1,
 241         .resource = &bfin_gpios_resources,
 242 };
 243
 244 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 245 static struct resource isp1362_hcd_resources[] = {
 246         {
 247                 .start = 0x24008000,
 248                 .end = 0x24008000,
 249                 .flags = IORESOURCE_MEM,
 250         }, {
 251                 .start = 0x24008004,
 252                 .end = 0x24008004,
 253                 .flags = IORESOURCE_MEM,
 254         }, {
 255                 .start = IRQ_PF47,
 256                 .end = IRQ_PF47,
 257                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 258         },
 259 };
 260
 261 static struct isp1362_platform_data isp1362_priv = {
 262         .sel15Kres = 1,
 263         .clknotstop = 0,
 264         .oc_enable = 0,
 265         .int_act_high = 0,
 266         .int_edge_triggered = 0,
 267         .remote_wakeup_connected = 0,
 268         .no_power_switching = 1,
 269         .power_switching_mode = 0,
 270 };
 271
 272 static struct platform_device isp1362_hcd_device = {
 273         .name = "isp1362-hcd",
 274         .id = 0,
 275         .dev = {
 276                 .platform_data = &isp1362_priv,
 277         },
 278         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 279         .resource = isp1362_hcd_resources,
 280 };
 281 #endif
 282
 283 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 284 static struct resource bfin_uart_resources[] = {
 285         {
 286                 .start = 0xFFC00400,
 287                 .end = 0xFFC004FF,
 288                 .flags = IORESOURCE_MEM,
 289         },
 290 };
 291
 292 static struct platform_device bfin_uart_device = {
 293         .name = "bfin-uart",
 294         .id = 1,
 295         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 296         .resource = bfin_uart_resources,
 297 };
 298 #endif
 299
 300 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 301 #ifdef CONFIG_BFIN_SIR0
 302 static struct resource bfin_sir0_resources[] = {
 303         {
 304                 .start = 0xFFC00400,
 305                 .end = 0xFFC004FF,
 306                 .flags = IORESOURCE_MEM,
 307         },
 308         {
 309                 .start = IRQ_UART0_RX,
 310                 .end = IRQ_UART0_RX+1,
 311                 .flags = IORESOURCE_IRQ,
 312         },
 313         {
 314                 .start = CH_UART0_RX,
 315                 .end = CH_UART0_RX+1,
 316                 .flags = IORESOURCE_DMA,
 317         },
 318 };
 319
 320 static struct platform_device bfin_sir0_device = {
 321         .name = "bfin_sir",
 322         .id = 0,
 323         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 324         .resource = bfin_sir0_resources,
 325 };
 326 #endif
 327 #endif
 328
 329 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 330 #define PATA_INT        IRQ_PF46
 331
 332 static struct pata_platform_info bfin_pata_platform_data = {
 333         .ioport_shift = 2,
 334         .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
 335 };
 336
 337 static struct resource bfin_pata_resources[] = {
 338         {
 339                 .start = 0x2400C000,
 340                 .end = 0x2400C001F,
 341                 .flags = IORESOURCE_MEM,
 342         },
 343         {
 344                 .start = 0x2400D018,
 345                 .end = 0x2400D01B,
 346                 .flags = IORESOURCE_MEM,
 347         },
 348         {
 349                 .start = PATA_INT,
 350                 .end = PATA_INT,
 351                 .flags = IORESOURCE_IRQ,
 352         },
 353 };
 354
 355 static struct platform_device bfin_pata_device = {
 356         .name = "pata_platform",
 357         .id = -1,
 358         .num_resources = ARRAY_SIZE(bfin_pata_resources),
 359         .resource = bfin_pata_resources,
 360         .dev = {
 361                 .platform_data = &bfin_pata_platform_data,
 362         }
 363 };
 364 #endif
 365
 366 static const unsigned int cclk_vlev_datasheet[] =
 367 {
 368         VRPAIR(VLEV_085, 250000000),
 369         VRPAIR(VLEV_090, 300000000),
 370         VRPAIR(VLEV_095, 313000000),
 371         VRPAIR(VLEV_100, 350000000),
 372         VRPAIR(VLEV_105, 400000000),
 373         VRPAIR(VLEV_110, 444000000),
 374         VRPAIR(VLEV_115, 450000000),
 375         VRPAIR(VLEV_120, 475000000),
 376         VRPAIR(VLEV_125, 500000000),
 377         VRPAIR(VLEV_130, 600000000),
 378 };
 379
 380 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 381         .tuple_tab = cclk_vlev_datasheet,
 382         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 383         .vr_settling_time = 25 /* us */,
 384 };
 385
 386 static struct platform_device bfin_dpmc = {
 387         .name = "bfin dpmc",
 388         .dev = {
 389                 .platform_data = &bfin_dmpc_vreg_data,
 390         },
 391 };
 392
 393 static struct platform_device *cm_bf561_devices[] __initdata = {
 394
 395         &bfin_dpmc,
 396
 397 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
 398         &hitachi_fb_device,
 399 #endif
 400
 401 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 402         &bfin_uart_device,
 403 #endif
 404
 405 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 406 #ifdef CONFIG_BFIN_SIR0
 407         &bfin_sir0_device,
 408 #endif
 409 #endif
 410
 411 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 412         &isp1362_hcd_device,
 413 #endif
 414
 415 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 416         &smc91x_device,
 417 #endif
 418
 419 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 420         &bfin_spi0_device,
 421 #endif
 422
 423 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 424         &bfin_pata_device,
 425 #endif
 426
 427         &bfin_gpios_device,
 428 };
 429
 430 static int __init cm_bf561_init(void)
 431 {
 432         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 433         platform_add_devices(cm_bf561_devices, ARRAY_SIZE(cm_bf561_devices));
 434 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 435         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 436 #endif
 437
 438 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 439         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
 440 #endif
 441         return 0;
 442 }
 443
 444 arch_initcall(cm_bf561_init);