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/pata_platform.h>
  38 #include <linux/irq.h>
  39 #include <asm/dma.h>
  40 #include <asm/bfin5xx_spi.h>
  41 #include <asm/portmux.h>
  42
  43 /*
  44  * Name the Board for the /proc/cpuinfo
  45  */
  46 const char bfin_board_name[] = "Bluetechnix CM BF533";
  47
  48 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
  49 /* all SPI peripherals info goes here */
  50 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
  51 static struct mtd_partition bfin_spi_flash_partitions[] = {
  52         {
  53                 .name = "bootloader",
  54                 .size = 0x00020000,
  55                 .offset = 0,
  56                 .mask_flags = MTD_CAP_ROM
  57         }, {
  58                 .name = "kernel",
  59                 .size = 0xe0000,
  60                 .offset = 0x20000
  61         }, {
  62                 .name = "file system",
  63                 .size = 0x700000,
  64                 .offset = 0x00100000,
  65         }
  66 };
  67
  68 static struct flash_platform_data bfin_spi_flash_data = {
  69         .name = "m25p80",
  70         .parts = bfin_spi_flash_partitions,
  71         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
  72         .type = "m25p64",
  73 };
  74
  75 /* SPI flash chip (m25p64) */
  76 static struct bfin5xx_spi_chip spi_flash_chip_info = {
  77         .enable_dma = 0,         /* use dma transfer with this chip*/
  78         .bits_per_word = 8,
  79 };
  80 #endif
  81
  82 /* SPI ADC chip */
  83 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
  84 static struct bfin5xx_spi_chip spi_adc_chip_info = {
  85         .enable_dma = 1,         /* use dma transfer with this chip*/
  86         .bits_per_word = 16,
  87 };
  88 #endif
  89
  90 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
  91 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
  92         .enable_dma = 0,
  93         .bits_per_word = 16,
  94 };
  95 #endif
  96
  97 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
  98 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
  99         .enable_dma = 1,
 100         .bits_per_word = 8,
 101 };
 102 #endif
 103
 104 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 105 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
 106         {
 107                 /* the modalias must be the same as spi device driver name */
 108                 .modalias = "m25p80",       /* Name of spi_driver for this device */
 109                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 110                 .bus_num = 0,               /* Framework bus number */
 111                 .chip_select = 1,           /* Framework chip select. On STAMP537 it is SPISSEL1*/
 112                 .platform_data = &bfin_spi_flash_data,
 113                 .controller_data = &spi_flash_chip_info,
 114                 .mode = SPI_MODE_3,
 115         },
 116 #endif
 117
 118 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
 119         {
 120                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
 121                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
 122                 .bus_num = 0,               /* Framework bus number */
 123                 .chip_select = 2,           /* Framework chip select. */
 124                 .platform_data = NULL,      /* No spi_driver specific config */
 125                 .controller_data = &spi_adc_chip_info,
 126         },
 127 #endif
 128
 129 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
 130         {
 131                 .modalias = "ad1836-spi",
 132                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
 133                 .bus_num = 0,
 134                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
 135                 .controller_data = &ad1836_spi_chip_info,
 136         },
 137 #endif
 138
 139 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
 140         {
 141                 .modalias = "spi_mmc_dummy",
 142                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 143                 .bus_num = 0,
 144                 .chip_select = 0,
 145                 .platform_data = NULL,
 146                 .controller_data = &spi_mmc_chip_info,
 147                 .mode = SPI_MODE_3,
 148         },
 149         {
 150                 .modalias = "spi_mmc",
 151                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
 152                 .bus_num = 0,
 153                 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
 154                 .platform_data = NULL,
 155                 .controller_data = &spi_mmc_chip_info,
 156                 .mode = SPI_MODE_3,
 157         },
 158 #endif
 159 };
 160
 161 /* SPI (0) */
 162 static struct resource bfin_spi0_resource[] = {
 163         [0] = {
 164                 .start = SPI0_REGBASE,
 165                 .end   = SPI0_REGBASE + 0xFF,
 166                 .flags = IORESOURCE_MEM,
 167         },
 168         [1] = {
 169                 .start = CH_SPI,
 170                 .end   = CH_SPI,
 171                 .flags = IORESOURCE_IRQ,
 172         }
 173 };
 174
 175 /* SPI controller data */
 176 static struct bfin5xx_spi_master bfin_spi0_info = {
 177         .num_chipselect = 8,
 178         .enable_dma = 1,  /* master has the ability to do dma transfer */
 179         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 180 };
 181
 182 static struct platform_device bfin_spi0_device = {
 183         .name = "bfin-spi",
 184         .id = 0, /* Bus number */
 185         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
 186         .resource = bfin_spi0_resource,
 187         .dev = {
 188                 .platform_data = &bfin_spi0_info, /* Passed to driver */
 189         },
 190 };
 191 #endif  /* spi master and devices */
 192
 193 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 194 static struct platform_device rtc_device = {
 195         .name = "rtc-bfin",
 196         .id   = -1,
 197 };
 198 #endif
 199
 200 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 201 static struct resource smc91x_resources[] = {
 202         {
 203                 .start = 0x20200300,
 204                 .end = 0x20200300 + 16,
 205                 .flags = IORESOURCE_MEM,
 206         }, {
 207                 .start = IRQ_PF0,
 208                 .end = IRQ_PF0,
 209                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 210         },
 211 };
 212 static struct platform_device smc91x_device = {
 213         .name = "smc91x",
 214         .id = 0,
 215         .num_resources = ARRAY_SIZE(smc91x_resources),
 216         .resource = smc91x_resources,
 217 };
 218 #endif
 219
 220 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 221 static struct resource bfin_uart_resources[] = {
 222         {
 223                 .start = 0xFFC00400,
 224                 .end = 0xFFC004FF,
 225                 .flags = IORESOURCE_MEM,
 226         },
 227 };
 228
 229 static struct platform_device bfin_uart_device = {
 230         .name = "bfin-uart",
 231         .id = 1,
 232         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 233         .resource = bfin_uart_resources,
 234 };
 235 #endif
 236
 237 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 238 static struct platform_device bfin_sport0_uart_device = {
 239         .name = "bfin-sport-uart",
 240         .id = 0,
 241 };
 242
 243 static struct platform_device bfin_sport1_uart_device = {
 244         .name = "bfin-sport-uart",
 245         .id = 1,
 246 };
 247 #endif
 248
 249 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 250 static struct resource isp1362_hcd_resources[] = {
 251         {
 252                 .start = 0x20308000,
 253                 .end = 0x20308000,
 254                 .flags = IORESOURCE_MEM,
 255         }, {
 256                 .start = 0x20308004,
 257                 .end = 0x20308004,
 258                 .flags = IORESOURCE_MEM,
 259         }, {
 260                 .start = IRQ_PF4,
 261                 .end = IRQ_PF4,
 262                 .flags = IORESOURCE_IRQ,
 263         },
 264 };
 265
 266 static struct isp1362_platform_data isp1362_priv = {
 267         .sel15Kres = 1,
 268         .clknotstop = 0,
 269         .oc_enable = 0,
 270         .int_act_high = 0,
 271         .int_edge_triggered = 0,
 272         .remote_wakeup_connected = 0,
 273         .no_power_switching = 1,
 274         .power_switching_mode = 0,
 275 };
 276
 277 static struct platform_device isp1362_hcd_device = {
 278         .name = "isp1362-hcd",
 279         .id = 0,
 280         .dev = {
 281                 .platform_data = &isp1362_priv,
 282         },
 283         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 284         .resource = isp1362_hcd_resources,
 285 };
 286 #endif
 287
 288 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 289 #define PATA_INT        38
 290
 291 static struct pata_platform_info bfin_pata_platform_data = {
 292         .ioport_shift = 2,
 293         .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
 294 };
 295
 296 static struct resource bfin_pata_resources[] = {
 297         {
 298                 .start = 0x2030C000,
 299                 .end = 0x2030C01F,
 300                 .flags = IORESOURCE_MEM,
 301         },
 302         {
 303                 .start = 0x2030D018,
 304                 .end = 0x2030D01B,
 305                 .flags = IORESOURCE_MEM,
 306         },
 307         {
 308                 .start = PATA_INT,
 309                 .end = PATA_INT,
 310                 .flags = IORESOURCE_IRQ,
 311         },
 312 };
 313
 314 static struct platform_device bfin_pata_device = {
 315         .name = "pata_platform",
 316         .id = -1,
 317         .num_resources = ARRAY_SIZE(bfin_pata_resources),
 318         .resource = bfin_pata_resources,
 319         .dev = {
 320                 .platform_data = &bfin_pata_platform_data,
 321         }
 322 };
 323 #endif
 324
 325 static struct platform_device *cm_bf533_devices[] __initdata = {
 326 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 327         &bfin_uart_device,
 328 #endif
 329
 330 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
 331         &bfin_sport0_uart_device,
 332         &bfin_sport1_uart_device,
 333 #endif
 334
 335 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 336         &rtc_device,
 337 #endif
 338
 339 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 340         &isp1362_hcd_device,
 341 #endif
 342
 343 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 344         &smc91x_device,
 345 #endif
 346
 347 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 348         &bfin_spi0_device,
 349 #endif
 350
 351 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 352         &bfin_pata_device,
 353 #endif
 354 };
 355
 356 static int __init cm_bf533_init(void)
 357 {
 358         printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__);
 359         platform_add_devices(cm_bf533_devices, ARRAY_SIZE(cm_bf533_devices));
 360 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 361         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 362 #endif
 363
 364 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
 365         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
 366 #endif
 367         return 0;
 368 }
 369
 370 arch_initcall(cm_bf533_init);