arch/arm/mach-pxa/mainstone.c

   1 /*
   2  *  linux/arch/arm/mach-pxa/mainstone.c
   3  *
   4  *  Support for the Intel HCDDBBVA0 Development Platform.
   5  *  (go figure how they came up with such name...)
   6  *
   7  *  Author:     Nicolas Pitre
   8  *  Created:    Nov 05, 2002
   9  *  Copyright:  MontaVista Software Inc.
  10  *
  11  *  This program is free software; you can redistribute it and/or modify
  12  *  it under the terms of the GNU General Public License version 2 as
  13  *  published by the Free Software Foundation.
  14  */
  15
  16 #include <linux/init.h>
  17 #include <linux/platform_device.h>
  18 #include <linux/sysdev.h>
  19 #include <linux/interrupt.h>
  20 #include <linux/sched.h>
  21 #include <linux/bitops.h>
  22 #include <linux/fb.h>
  23 #include <linux/ioport.h>
  24 #include <linux/mtd/mtd.h>
  25 #include <linux/mtd/partitions.h>
  26 #include <linux/input.h>
  27 #include <linux/gpio_keys.h>
  28 #include <linux/pwm_backlight.h>
  29 #include <linux/smc91x.h>
  30
  31 #include <asm/types.h>
  32 #include <asm/setup.h>
  33 #include <asm/memory.h>
  34 #include <asm/mach-types.h>
  35 #include <mach/hardware.h>
  36 #include <asm/irq.h>
  37 #include <asm/sizes.h>
  38
  39 #include <asm/mach/arch.h>
  40 #include <asm/mach/map.h>
  41 #include <asm/mach/irq.h>
  42 #include <asm/mach/flash.h>
  43
  44 #include <mach/pxa27x.h>
  45 #include <mach/gpio.h>
  46 #include <mach/mainstone.h>
  47 #include <mach/audio.h>
  48 #include <mach/pxafb.h>
  49 #include <plat/i2c.h>
  50 #include <mach/mmc.h>
  51 #include <mach/irda.h>
  52 #include <mach/ohci.h>
  53 #include <mach/pxa27x_keypad.h>
  54
  55 #include "generic.h"
  56 #include "devices.h"
  57
  58 static unsigned long mainstone_pin_config[] = {
  59         /* Chip Select */
  60         GPIO15_nCS_1,
  61
  62         /* LCD - 16bpp Active TFT */
  63         GPIOxx_LCD_TFT_16BPP,
  64         GPIO16_PWM0_OUT,        /* Backlight */
  65
  66         /* MMC */
  67         GPIO32_MMC_CLK,
  68         GPIO112_MMC_CMD,
  69         GPIO92_MMC_DAT_0,
  70         GPIO109_MMC_DAT_1,
  71         GPIO110_MMC_DAT_2,
  72         GPIO111_MMC_DAT_3,
  73
  74         /* USB Host Port 1 */
  75         GPIO88_USBH1_PWR,
  76         GPIO89_USBH1_PEN,
  77
  78         /* PC Card */
  79         GPIO48_nPOE,
  80         GPIO49_nPWE,
  81         GPIO50_nPIOR,
  82         GPIO51_nPIOW,
  83         GPIO85_nPCE_1,
  84         GPIO54_nPCE_2,
  85         GPIO79_PSKTSEL,
  86         GPIO55_nPREG,
  87         GPIO56_nPWAIT,
  88         GPIO57_nIOIS16,
  89
  90         /* AC97 */
  91         GPIO28_AC97_BITCLK,
  92         GPIO29_AC97_SDATA_IN_0,
  93         GPIO30_AC97_SDATA_OUT,
  94         GPIO31_AC97_SYNC,
  95         GPIO45_AC97_SYSCLK,
  96
  97         /* Keypad */
  98         GPIO93_KP_DKIN_0,
  99         GPIO94_KP_DKIN_1,
 100         GPIO95_KP_DKIN_2,
 101         GPIO100_KP_MKIN_0       | WAKEUP_ON_LEVEL_HIGH,
 102         GPIO101_KP_MKIN_1       | WAKEUP_ON_LEVEL_HIGH,
 103         GPIO102_KP_MKIN_2       | WAKEUP_ON_LEVEL_HIGH,
 104         GPIO97_KP_MKIN_3        | WAKEUP_ON_LEVEL_HIGH,
 105         GPIO98_KP_MKIN_4        | WAKEUP_ON_LEVEL_HIGH,
 106         GPIO99_KP_MKIN_5        | WAKEUP_ON_LEVEL_HIGH,
 107         GPIO103_KP_MKOUT_0,
 108         GPIO104_KP_MKOUT_1,
 109         GPIO105_KP_MKOUT_2,
 110         GPIO106_KP_MKOUT_3,
 111         GPIO107_KP_MKOUT_4,
 112         GPIO108_KP_MKOUT_5,
 113         GPIO96_KP_MKOUT_6,
 114
 115         /* I2C */
 116         GPIO117_I2C_SCL,
 117         GPIO118_I2C_SDA,
 118
 119         /* GPIO */
 120         GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH,
 121 };
 122
 123 static unsigned long mainstone_irq_enabled;
 124
 125 static void mainstone_mask_irq(unsigned int irq)
 126 {
 127         int mainstone_irq = (irq - MAINSTONE_IRQ(0));
 128         MST_INTMSKENA = (mainstone_irq_enabled &= ~(1 << mainstone_irq));
 129 }
 130
 131 static void mainstone_unmask_irq(unsigned int irq)
 132 {
 133         int mainstone_irq = (irq - MAINSTONE_IRQ(0));
 134         /* the irq can be acknowledged only if deasserted, so it's done here */
 135         MST_INTSETCLR &= ~(1 << mainstone_irq);
 136         MST_INTMSKENA = (mainstone_irq_enabled |= (1 << mainstone_irq));
 137 }
 138
 139 static struct irq_chip mainstone_irq_chip = {
 140         .name           = "FPGA",
 141         .ack            = mainstone_mask_irq,
 142         .mask           = mainstone_mask_irq,
 143         .unmask         = mainstone_unmask_irq,
 144 };
 145
 146 static void mainstone_irq_handler(unsigned int irq, struct irq_desc *desc)
 147 {
 148         unsigned long pending = MST_INTSETCLR & mainstone_irq_enabled;
 149         do {
 150                 desc->chip->ack(irq);   /* clear useless edge notification */
 151                 if (likely(pending)) {
 152                         irq = MAINSTONE_IRQ(0) + __ffs(pending);
 153                         generic_handle_irq(irq);
 154                 }
 155                 pending = MST_INTSETCLR & mainstone_irq_enabled;
 156         } while (pending);
 157 }
 158
 159 static void __init mainstone_init_irq(void)
 160 {
 161         int irq;
 162
 163         pxa27x_init_irq();
 164
 165         /* setup extra Mainstone irqs */
 166         for(irq = MAINSTONE_IRQ(0); irq <= MAINSTONE_IRQ(15); irq++) {
 167                 set_irq_chip(irq, &mainstone_irq_chip);
 168                 set_irq_handler(irq, handle_level_irq);
 169                 if (irq == MAINSTONE_IRQ(10) || irq == MAINSTONE_IRQ(14))
 170                         set_irq_flags(irq, IRQF_VALID | IRQF_PROBE | IRQF_NOAUTOEN);
 171                 else
 172                         set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
 173         }
 174         set_irq_flags(MAINSTONE_IRQ(8), 0);
 175         set_irq_flags(MAINSTONE_IRQ(12), 0);
 176
 177         MST_INTMSKENA = 0;
 178         MST_INTSETCLR = 0;
 179
 180         set_irq_chained_handler(IRQ_GPIO(0), mainstone_irq_handler);
 181         set_irq_type(IRQ_GPIO(0), IRQ_TYPE_EDGE_FALLING);
 182 }
 183
 184 #ifdef CONFIG_PM
 185
 186 static int mainstone_irq_resume(struct sys_device *dev)
 187 {
 188         MST_INTMSKENA = mainstone_irq_enabled;
 189         return 0;
 190 }
 191
 192 static struct sysdev_class mainstone_irq_sysclass = {
 193         .name = "cpld_irq",
 194         .resume = mainstone_irq_resume,
 195 };
 196
 197 static struct sys_device mainstone_irq_device = {
 198         .cls = &mainstone_irq_sysclass,
 199 };
 200
 201 static int __init mainstone_irq_device_init(void)
 202 {
 203         int ret = -ENODEV;
 204
 205         if (machine_is_mainstone()) {
 206                 ret = sysdev_class_register(&mainstone_irq_sysclass);
 207                 if (ret == 0)
 208                         ret = sysdev_register(&mainstone_irq_device);
 209         }
 210         return ret;
 211 }
 212
 213 device_initcall(mainstone_irq_device_init);
 214
 215 #endif
 216
 217
 218 static struct resource smc91x_resources[] = {
 219         [0] = {
 220                 .start  = (MST_ETH_PHYS + 0x300),
 221                 .end    = (MST_ETH_PHYS + 0xfffff),
 222                 .flags  = IORESOURCE_MEM,
 223         },
 224         [1] = {
 225                 .start  = MAINSTONE_IRQ(3),
 226                 .end    = MAINSTONE_IRQ(3),
 227                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 228         }
 229 };
 230
 231 static struct smc91x_platdata mainstone_smc91x_info = {
 232         .flags  = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT |
 233                   SMC91X_NOWAIT | SMC91X_USE_DMA,
 234 };
 235
 236 static struct platform_device smc91x_device = {
 237         .name           = "smc91x",
 238         .id             = 0,
 239         .num_resources  = ARRAY_SIZE(smc91x_resources),
 240         .resource       = smc91x_resources,
 241         .dev            = {
 242                 .platform_data = &mainstone_smc91x_info,
 243         },
 244 };
 245
 246 static int mst_audio_startup(struct snd_pcm_substream *substream, void *priv)
 247 {
 248         if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
 249                 MST_MSCWR2 &= ~MST_MSCWR2_AC97_SPKROFF;
 250         return 0;
 251 }
 252
 253 static void mst_audio_shutdown(struct snd_pcm_substream *substream, void *priv)
 254 {
 255         if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
 256                 MST_MSCWR2 |= MST_MSCWR2_AC97_SPKROFF;
 257 }
 258
 259 static long mst_audio_suspend_mask;
 260
 261 static void mst_audio_suspend(void *priv)
 262 {
 263         mst_audio_suspend_mask = MST_MSCWR2;
 264         MST_MSCWR2 |= MST_MSCWR2_AC97_SPKROFF;
 265 }
 266
 267 static void mst_audio_resume(void *priv)
 268 {
 269         MST_MSCWR2 &= mst_audio_suspend_mask | ~MST_MSCWR2_AC97_SPKROFF;
 270 }
 271
 272 static pxa2xx_audio_ops_t mst_audio_ops = {
 273         .startup        = mst_audio_startup,
 274         .shutdown       = mst_audio_shutdown,
 275         .suspend        = mst_audio_suspend,
 276         .resume         = mst_audio_resume,
 277 };
 278
 279 static struct resource flash_resources[] = {
 280         [0] = {
 281                 .start  = PXA_CS0_PHYS,
 282                 .end    = PXA_CS0_PHYS + SZ_64M - 1,
 283                 .flags  = IORESOURCE_MEM,
 284         },
 285         [1] = {
 286                 .start  = PXA_CS1_PHYS,
 287                 .end    = PXA_CS1_PHYS + SZ_64M - 1,
 288                 .flags  = IORESOURCE_MEM,
 289         },
 290 };
 291
 292 static struct mtd_partition mainstoneflash0_partitions[] = {
 293         {
 294                 .name =         "Bootloader",
 295                 .size =         0x00040000,
 296                 .offset =       0,
 297                 .mask_flags =   MTD_WRITEABLE  /* force read-only */
 298         },{
 299                 .name =         "Kernel",
 300                 .size =         0x00400000,
 301                 .offset =       0x00040000,
 302         },{
 303                 .name =         "Filesystem",
 304                 .size =         MTDPART_SIZ_FULL,
 305                 .offset =       0x00440000
 306         }
 307 };
 308
 309 static struct flash_platform_data mst_flash_data[2] = {
 310         {
 311                 .map_name       = "cfi_probe",
 312                 .parts          = mainstoneflash0_partitions,
 313                 .nr_parts       = ARRAY_SIZE(mainstoneflash0_partitions),
 314         }, {
 315                 .map_name       = "cfi_probe",
 316                 .parts          = NULL,
 317                 .nr_parts       = 0,
 318         }
 319 };
 320
 321 static struct platform_device mst_flash_device[2] = {
 322         {
 323                 .name           = "pxa2xx-flash",
 324                 .id             = 0,
 325                 .dev = {
 326                         .platform_data = &mst_flash_data[0],
 327                 },
 328                 .resource = &flash_resources[0],
 329                 .num_resources = 1,
 330         },
 331         {
 332                 .name           = "pxa2xx-flash",
 333                 .id             = 1,
 334                 .dev = {
 335                         .platform_data = &mst_flash_data[1],
 336                 },
 337                 .resource = &flash_resources[1],
 338                 .num_resources = 1,
 339         },
 340 };
 341
 342 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 343 static struct platform_pwm_backlight_data mainstone_backlight_data = {
 344         .pwm_id         = 0,
 345         .max_brightness = 1023,
 346         .dft_brightness = 1023,
 347         .pwm_period_ns  = 78770,
 348 };
 349
 350 static struct platform_device mainstone_backlight_device = {
 351         .name           = "pwm-backlight",
 352         .dev            = {
 353                 .parent = &pxa27x_device_pwm0.dev,
 354                 .platform_data = &mainstone_backlight_data,
 355         },
 356 };
 357
 358 static void __init mainstone_backlight_register(void)
 359 {
 360         int ret = platform_device_register(&mainstone_backlight_device);
 361         if (ret)
 362                 printk(KERN_ERR "mainstone: failed to register backlight device: %d\n", ret);
 363 }
 364 #else
 365 #define mainstone_backlight_register()  do { } while (0)
 366 #endif
 367
 368 static struct pxafb_mode_info toshiba_ltm04c380k_mode = {
 369         .pixclock               = 50000,
 370         .xres                   = 640,
 371         .yres                   = 480,
 372         .bpp                    = 16,
 373         .hsync_len              = 1,
 374         .left_margin            = 0x9f,
 375         .right_margin           = 1,
 376         .vsync_len              = 44,
 377         .upper_margin           = 0,
 378         .lower_margin           = 0,
 379         .sync                   = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
 380 };
 381
 382 static struct pxafb_mode_info toshiba_ltm035a776c_mode = {
 383         .pixclock               = 110000,
 384         .xres                   = 240,
 385         .yres                   = 320,
 386         .bpp                    = 16,
 387         .hsync_len              = 4,
 388         .left_margin            = 8,
 389         .right_margin           = 20,
 390         .vsync_len              = 3,
 391         .upper_margin           = 1,
 392         .lower_margin           = 10,
 393         .sync                   = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
 394 };
 395
 396 static struct pxafb_mach_info mainstone_pxafb_info = {
 397         .num_modes              = 1,
 398         .lcd_conn               = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
 399 };
 400
 401 static int mainstone_mci_init(struct device *dev, irq_handler_t mstone_detect_int, void *data)
 402 {
 403         int err;
 404
 405         /* make sure SD/Memory Stick multiplexer's signals
 406          * are routed to MMC controller
 407          */
 408         MST_MSCWR1 &= ~MST_MSCWR1_MS_SEL;
 409
 410         err = request_irq(MAINSTONE_MMC_IRQ, mstone_detect_int, IRQF_DISABLED,
 411                              "MMC card detect", data);
 412         if (err)
 413                 printk(KERN_ERR "mainstone_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
 414
 415         return err;
 416 }
 417
 418 static void mainstone_mci_setpower(struct device *dev, unsigned int vdd)
 419 {
 420         struct pxamci_platform_data* p_d = dev->platform_data;
 421
 422         if (( 1 << vdd) & p_d->ocr_mask) {
 423                 printk(KERN_DEBUG "%s: on\n", __func__);
 424                 MST_MSCWR1 |= MST_MSCWR1_MMC_ON;
 425                 MST_MSCWR1 &= ~MST_MSCWR1_MS_SEL;
 426         } else {
 427                 printk(KERN_DEBUG "%s: off\n", __func__);
 428                 MST_MSCWR1 &= ~MST_MSCWR1_MMC_ON;
 429         }
 430 }
 431
 432 static void mainstone_mci_exit(struct device *dev, void *data)
 433 {
 434         free_irq(MAINSTONE_MMC_IRQ, data);
 435 }
 436
 437 static struct pxamci_platform_data mainstone_mci_platform_data = {
 438         .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
 439         .init                   = mainstone_mci_init,
 440         .setpower               = mainstone_mci_setpower,
 441         .exit                   = mainstone_mci_exit,
 442         .gpio_card_detect       = -1,
 443         .gpio_card_ro           = -1,
 444         .gpio_power             = -1,
 445 };
 446
 447 static void mainstone_irda_transceiver_mode(struct device *dev, int mode)
 448 {
 449         unsigned long flags;
 450
 451         local_irq_save(flags);
 452         if (mode & IR_SIRMODE) {
 453                 MST_MSCWR1 &= ~MST_MSCWR1_IRDA_FIR;
 454         } else if (mode & IR_FIRMODE) {
 455                 MST_MSCWR1 |= MST_MSCWR1_IRDA_FIR;
 456         }
 457         pxa2xx_transceiver_mode(dev, mode);
 458         if (mode & IR_OFF) {
 459                 MST_MSCWR1 = (MST_MSCWR1 & ~MST_MSCWR1_IRDA_MASK) | MST_MSCWR1_IRDA_OFF;
 460         } else {
 461                 MST_MSCWR1 = (MST_MSCWR1 & ~MST_MSCWR1_IRDA_MASK) | MST_MSCWR1_IRDA_FULL;
 462         }
 463         local_irq_restore(flags);
 464 }
 465
 466 static struct pxaficp_platform_data mainstone_ficp_platform_data = {
 467         .gpio_pwdown            = -1,
 468         .transceiver_cap        = IR_SIRMODE | IR_FIRMODE | IR_OFF,
 469         .transceiver_mode       = mainstone_irda_transceiver_mode,
 470 };
 471
 472 static struct gpio_keys_button gpio_keys_button[] = {
 473         [0] = {
 474                 .desc   = "wakeup",
 475                 .code   = KEY_SUSPEND,
 476                 .type   = EV_KEY,
 477                 .gpio   = 1,
 478                 .wakeup = 1,
 479         },
 480 };
 481
 482 static struct gpio_keys_platform_data mainstone_gpio_keys = {
 483         .buttons        = gpio_keys_button,
 484         .nbuttons       = 1,
 485 };
 486
 487 static struct platform_device mst_gpio_keys_device = {
 488         .name           = "gpio-keys",
 489         .id             = -1,
 490         .dev            = {
 491                 .platform_data  = &mainstone_gpio_keys,
 492         },
 493 };
 494
 495 static struct platform_device *platform_devices[] __initdata = {
 496         &smc91x_device,
 497         &mst_flash_device[0],
 498         &mst_flash_device[1],
 499         &mst_gpio_keys_device,
 500 };
 501
 502 static struct pxaohci_platform_data mainstone_ohci_platform_data = {
 503         .port_mode      = PMM_PERPORT_MODE,
 504         .flags          = ENABLE_PORT_ALL | POWER_CONTROL_LOW | POWER_SENSE_LOW,
 505 };
 506
 507 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
 508 static unsigned int mainstone_matrix_keys[] = {
 509         KEY(0, 0, KEY_A), KEY(1, 0, KEY_B), KEY(2, 0, KEY_C),
 510         KEY(3, 0, KEY_D), KEY(4, 0, KEY_E), KEY(5, 0, KEY_F),
 511         KEY(0, 1, KEY_G), KEY(1, 1, KEY_H), KEY(2, 1, KEY_I),
 512         KEY(3, 1, KEY_J), KEY(4, 1, KEY_K), KEY(5, 1, KEY_L),
 513         KEY(0, 2, KEY_M), KEY(1, 2, KEY_N), KEY(2, 2, KEY_O),
 514         KEY(3, 2, KEY_P), KEY(4, 2, KEY_Q), KEY(5, 2, KEY_R),
 515         KEY(0, 3, KEY_S), KEY(1, 3, KEY_T), KEY(2, 3, KEY_U),
 516         KEY(3, 3, KEY_V), KEY(4, 3, KEY_W), KEY(5, 3, KEY_X),
 517         KEY(2, 4, KEY_Y), KEY(3, 4, KEY_Z),
 518
 519         KEY(0, 4, KEY_DOT),     /* . */
 520         KEY(1, 4, KEY_CLOSE),   /* @ */
 521         KEY(4, 4, KEY_SLASH),
 522         KEY(5, 4, KEY_BACKSLASH),
 523         KEY(0, 5, KEY_HOME),
 524         KEY(1, 5, KEY_LEFTSHIFT),
 525         KEY(2, 5, KEY_SPACE),
 526         KEY(3, 5, KEY_SPACE),
 527         KEY(4, 5, KEY_ENTER),
 528         KEY(5, 5, KEY_BACKSPACE),
 529
 530         KEY(0, 6, KEY_UP),
 531         KEY(1, 6, KEY_DOWN),
 532         KEY(2, 6, KEY_LEFT),
 533         KEY(3, 6, KEY_RIGHT),
 534         KEY(4, 6, KEY_SELECT),
 535 };
 536
 537 struct pxa27x_keypad_platform_data mainstone_keypad_info = {
 538         .matrix_key_rows        = 6,
 539         .matrix_key_cols        = 7,
 540         .matrix_key_map         = mainstone_matrix_keys,
 541         .matrix_key_map_size    = ARRAY_SIZE(mainstone_matrix_keys),
 542
 543         .enable_rotary0         = 1,
 544         .rotary0_up_key         = KEY_UP,
 545         .rotary0_down_key       = KEY_DOWN,
 546
 547         .debounce_interval      = 30,
 548 };
 549
 550 static void __init mainstone_init_keypad(void)
 551 {
 552         pxa_set_keypad_info(&mainstone_keypad_info);
 553 }
 554 #else
 555 static inline void mainstone_init_keypad(void) {}
 556 #endif
 557
 558 static void __init mainstone_init(void)
 559 {
 560         int SW7 = 0;  /* FIXME: get from SCR (Mst doc section 3.2.1.1) */
 561
 562         pxa2xx_mfp_config(ARRAY_AND_SIZE(mainstone_pin_config));
 563
 564         pxa_set_ffuart_info(NULL);
 565         pxa_set_btuart_info(NULL);
 566         pxa_set_stuart_info(NULL);
 567
 568         mst_flash_data[0].width = (BOOT_DEF & 1) ? 2 : 4;
 569         mst_flash_data[1].width = 4;
 570
 571         /* Compensate for SW7 which swaps the flash banks */
 572         mst_flash_data[SW7].name = "processor-flash";
 573         mst_flash_data[SW7 ^ 1].name = "mainboard-flash";
 574
 575         printk(KERN_NOTICE "Mainstone configured to boot from %s\n",
 576                mst_flash_data[0].name);
 577
 578         /* system bus arbiter setting
 579          * - Core_Park
 580          * - LCD_wt:DMA_wt:CORE_Wt = 2:3:4
 581          */
 582         ARB_CNTRL = ARB_CORE_PARK | 0x234;
 583
 584         platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
 585
 586         /* reading Mainstone's "Virtual Configuration Register"
 587            might be handy to select LCD type here */
 588         if (0)
 589                 mainstone_pxafb_info.modes = &toshiba_ltm04c380k_mode;
 590         else
 591                 mainstone_pxafb_info.modes = &toshiba_ltm035a776c_mode;
 592
 593         set_pxa_fb_info(&mainstone_pxafb_info);
 594         mainstone_backlight_register();
 595
 596         pxa_set_mci_info(&mainstone_mci_platform_data);
 597         pxa_set_ficp_info(&mainstone_ficp_platform_data);
 598         pxa_set_ohci_info(&mainstone_ohci_platform_data);
 599         pxa_set_i2c_info(NULL);
 600         pxa_set_ac97_info(&mst_audio_ops);
 601
 602         mainstone_init_keypad();
 603 }
 604
 605
 606 static struct map_desc mainstone_io_desc[] __initdata = {
 607         {       /* CPLD */
 608                 .virtual        =  MST_FPGA_VIRT,
 609                 .pfn            = __phys_to_pfn(MST_FPGA_PHYS),
 610                 .length         = 0x00100000,
 611                 .type           = MT_DEVICE
 612         }
 613 };
 614
 615 static void __init mainstone_map_io(void)
 616 {
 617         pxa_map_io();
 618         iotable_init(mainstone_io_desc, ARRAY_SIZE(mainstone_io_desc));
 619
 620         /*      for use I SRAM as framebuffer.  */
 621         PSLR |= 0xF04;
 622         PCFR = 0x66;
 623 }
 624
 625 MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)")
 626         /* Maintainer: MontaVista Software Inc. */
 627         .phys_io        = 0x40000000,
 628         .boot_params    = 0xa0000100,   /* BLOB boot parameter setting */
 629         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 630         .map_io         = mainstone_map_io,
 631         .init_irq       = mainstone_init_irq,
 632         .timer          = &pxa_timer,
 633         .init_machine   = mainstone_init,
 634 MACHINE_END