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 #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 BF533";
  50
  51 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
  52 /* all SPI peripherals info goes here */
  53 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
  54 static struct mtd_partition bfin_spi_flash_partitions[] = {
  55         {
  56                 .name = "bootloader",
  57                 .size = 0x00020000,
  58                 .offset = 0,
  59                 .mask_flags = MTD_CAP_ROM
  60         }, {
  61                 .name = "kernel",
  62                 .size = 0xe0000,
  63                 .offset = 0x20000
  64         }, {
  65                 .name = "file system",
  66                 .size = 0x700000,
  67                 .offset = 0x00100000,
  68         }
  69 };
  70
  71 static struct flash_platform_data bfin_spi_flash_data = {
  72         .name = "m25p80",
  73         .parts = bfin_spi_flash_partitions,
  74         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
  75         .type = "m25p64",
  76 };
  77
  78 /* SPI flash chip (m25p64) */
  79 static struct bfin5xx_spi_chip spi_flash_chip_info = {
  80         .enable_dma = 0,         /* use dma transfer with this chip*/
  81         .bits_per_word = 8,
  82 };
  83 #endif
  84
  85 /* SPI ADC chip */
  86 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
  87 static struct bfin5xx_spi_chip spi_adc_chip_info = {
  88         .enable_dma = 1,         /* use dma transfer with this chip*/
  89         .bits_per_word = 16,
  90 };
  91 #endif
  92
  93 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
  94 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
  95         .enable_dma = 0,
  96         .bits_per_word = 16,
  97 };
  98 #endif
  99
 100 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 101 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
 102         .enable_dma = 1,
 103         .bits_per_word = 8,
 104 };
 105 #endif
 106
 107 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 108 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
 109         {
 110                 /* the modalias must be the same as spi device driver name */
 111                 .modalias = "m25p80",       /* Name of spi_driver for this device */
 112                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 113                 .bus_num = 0,               /* Framework bus number */
 114                 .chip_select = 1,           /* Framework chip select. On STAMP537 it is SPISSEL1*/
 115                 .platform_data = &bfin_spi_flash_data,
 116                 .controller_data = &spi_flash_chip_info,
 117                 .mode = SPI_MODE_3,
 118         },
 119 #endif
 120
 121 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
 122         {
 123                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 124                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 125                 .bus_num = 0,               /* Framework bus number */
 126                 .chip_select = 2,           /* Framework chip select. */
 127                 .platform_data = NULL,      /* No spi_driver specific config */
 128                 .controller_data = &spi_adc_chip_info,
 129         },
 130 #endif
 131
 132 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 133         {
 134                 .modalias = "ad1836-spi",
 135                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 136                 .bus_num = 0,
 137                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 138                 .controller_data = &ad1836_spi_chip_info,
 139         },
 140 #endif
 141
 142 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 143         {
 144                 .modalias = "spi_mmc_dummy",
 145                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 146                 .bus_num = 0,
 147                 .chip_select = 0,
 148                 .platform_data = NULL,
 149                 .controller_data = &spi_mmc_chip_info,
 150                 .mode = SPI_MODE_3,
 151         },
 152         {
 153                 .modalias = "spi_mmc",
 154                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 155                 .bus_num = 0,
 156                 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
 157                 .platform_data = NULL,
 158                 .controller_data = &spi_mmc_chip_info,
 159                 .mode = SPI_MODE_3,
 160         },
 161 #endif
 162 };
 163
 164 /* SPI (0) */
 165 static struct resource bfin_spi0_resource[] = {
 166         [0] = {
 167                 .start = SPI0_REGBASE,
 168                 .end   = SPI0_REGBASE + 0xFF,
 169                 .flags = IORESOURCE_MEM,
 170         },
 171         [1] = {
 172                 .start = CH_SPI,
 173                 .end   = CH_SPI,
 174                 .flags = IORESOURCE_IRQ,
 175         }
 176 };
 177
 178 /* SPI controller data */
 179 static struct bfin5xx_spi_master bfin_spi0_info = {
 180         .num_chipselect = 8,
 181         .enable_dma = 1,  /* master has the ability to do dma transfer */
 182         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 183 };
 184
 185 static struct platform_device bfin_spi0_device = {
 186         .name = "bfin-spi",
 187         .id = 0, /* Bus number */
 188         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 189         .resource = bfin_spi0_resource,
 190         .dev = {
 191                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 192         },
 193 };
 194 #endif  /* spi master and devices */
 195
 196 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 197 static struct platform_device rtc_device = {
 198         .name = "rtc-bfin",
 199         .id   = -1,
 200 };
 201 #endif
 202
 203 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 204 static struct resource smc91x_resources[] = {
 205         {
 206                 .start = 0x20200300,
 207                 .end = 0x20200300 + 16,
 208                 .flags = IORESOURCE_MEM,
 209         }, {
 210                 .start = IRQ_PF0,
 211                 .end = IRQ_PF0,
 212                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 213         },
 214 };
 215 static struct platform_device smc91x_device = {
 216         .name = "smc91x",
 217         .id = 0,
 218         .num_resources = ARRAY_SIZE(smc91x_resources),
 219         .resource = smc91x_resources,
 220 };
 221 #endif
 222
 223 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 224 static struct resource bfin_uart_resources[] = {
 225         {
 226                 .start = 0xFFC00400,
 227                 .end = 0xFFC004FF,
 228                 .flags = IORESOURCE_MEM,
 229         },
 230 };
 231
 232 static struct platform_device bfin_uart_device = {
 233         .name = "bfin-uart",
 234         .id = 1,
 235         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 236         .resource = bfin_uart_resources,
 237 };
 238 #endif
 239
 240 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 241 static struct resource bfin_sir_resources[] = {
 242 #ifdef CONFIG_BFIN_SIR0
 243         {
 244                 .start = 0xFFC00400,
 245                 .end = 0xFFC004FF,
 246                 .flags = IORESOURCE_MEM,
 247         },
 248 #endif
 249 };
 250
 251 static struct platform_device bfin_sir_device = {
 252         .name = "bfin_sir",
 253         .id = 0,
 254         .num_resources = ARRAY_SIZE(bfin_sir_resources),
 255         .resource = bfin_sir_resources,
 256 };
 257 #endif
 258
 259 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 260 static struct platform_device bfin_sport0_uart_device = {
 261         .name = "bfin-sport-uart",
 262         .id = 0,
 263 };
 264
 265 static struct platform_device bfin_sport1_uart_device = {
 266         .name = "bfin-sport-uart",
 267         .id = 1,
 268 };
 269 #endif
 270
 271 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 272 static struct resource isp1362_hcd_resources[] = {
 273         {
 274                 .start = 0x20308000,
 275                 .end = 0x20308000,
 276                 .flags = IORESOURCE_MEM,
 277         }, {
 278                 .start = 0x20308004,
 279                 .end = 0x20308004,
 280                 .flags = IORESOURCE_MEM,
 281         }, {
 282                 .start = IRQ_PF4,
 283                 .end = IRQ_PF4,
 284                 .flags = IORESOURCE_IRQ,
 285         },
 286 };
 287
 288 static struct isp1362_platform_data isp1362_priv = {
 289         .sel15Kres = 1,
 290         .clknotstop = 0,
 291         .oc_enable = 0,
 292         .int_act_high = 0,
 293         .int_edge_triggered = 0,
 294         .remote_wakeup_connected = 0,
 295         .no_power_switching = 1,
 296         .power_switching_mode = 0,
 297 };
 298
 299 static struct platform_device isp1362_hcd_device = {
 300         .name = "isp1362-hcd",
 301         .id = 0,
 302         .dev = {
 303                 .platform_data = &isp1362_priv,
 304         },
 305         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 306         .resource = isp1362_hcd_resources,
 307 };
 308 #endif
 309
 310 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 311 #define PATA_INT        38
 312
 313 static struct pata_platform_info bfin_pata_platform_data = {
 314         .ioport_shift = 2,
 315         .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
 316 };
 317
 318 static struct resource bfin_pata_resources[] = {
 319         {
 320                 .start = 0x2030C000,
 321                 .end = 0x2030C01F,
 322                 .flags = IORESOURCE_MEM,
 323         },
 324         {
 325                 .start = 0x2030D018,
 326                 .end = 0x2030D01B,
 327                 .flags = IORESOURCE_MEM,
 328         },
 329         {
 330                 .start = PATA_INT,
 331                 .end = PATA_INT,
 332                 .flags = IORESOURCE_IRQ,
 333         },
 334 };
 335
 336 static struct platform_device bfin_pata_device = {
 337         .name = "pata_platform",
 338         .id = -1,
 339         .num_resources = ARRAY_SIZE(bfin_pata_resources),
 340         .resource = bfin_pata_resources,
 341         .dev = {
 342                 .platform_data = &bfin_pata_platform_data,
 343         }
 344 };
 345 #endif
 346
 347 static const unsigned int cclk_vlev_datasheet[] =
 348 {
 349         VRPAIR(VLEV_085, 250000000),
 350         VRPAIR(VLEV_090, 376000000),
 351         VRPAIR(VLEV_095, 426000000),
 352         VRPAIR(VLEV_100, 426000000),
 353         VRPAIR(VLEV_105, 476000000),
 354         VRPAIR(VLEV_110, 476000000),
 355         VRPAIR(VLEV_115, 476000000),
 356         VRPAIR(VLEV_120, 600000000),
 357         VRPAIR(VLEV_125, 600000000),
 358         VRPAIR(VLEV_130, 600000000),
 359 };
 360
 361 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
 362         .tuple_tab = cclk_vlev_datasheet,
 363         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
 364         .vr_settling_time = 25 /* us */,
 365 };
 366
 367 static struct platform_device bfin_dpmc = {
 368         .name = "bfin dpmc",
 369         .dev = {
 370                 .platform_data = &bfin_dmpc_vreg_data,
 371         },
 372 };
 373
 374 static struct platform_device *cm_bf533_devices[] __initdata = {
 375
 376         &bfin_dpmc,
 377
 378 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 379         &bfin_uart_device,
 380 #endif
 381
 382 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 383         &bfin_sir_device,
 384 #endif
 385
 386 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 387         &bfin_sport0_uart_device,
 388         &bfin_sport1_uart_device,
 389 #endif
 390
 391 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 392         &rtc_device,
 393 #endif
 394
 395 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 396         &isp1362_hcd_device,
 397 #endif
 398
 399 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 400         &smc91x_device,
 401 #endif
 402
 403 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 404         &bfin_spi0_device,
 405 #endif
 406
 407 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 408         &bfin_pata_device,
 409 #endif
 410 };
 411
 412 static int __init cm_bf533_init(void)
 413 {
 414         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 415         platform_add_devices(cm_bf533_devices, ARRAY_SIZE(cm_bf533_devices));
 416 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 417         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 418 #endif
 419
 420 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 421         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
 422 #endif
 423         return 0;
 424 }
 425
 426 arch_initcall(cm_bf533_init);