arch/arm/mach-s3c64xx/mach-smdk6410.c

   1 /* linux/arch/arm/mach-s3c64xx/mach-smdk6410.c
   2  *
   3  * Copyright 2008 Openmoko, Inc.
   4  * Copyright 2008 Simtec Electronics
   5  *      Ben Dooks <ben@simtec.co.uk>
   6  *      http://armlinux.simtec.co.uk/
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  *
  12 */
  13
  14 #include <linux/kernel.h>
  15 #include <linux/types.h>
  16 #include <linux/interrupt.h>
  17 #include <linux/list.h>
  18 #include <linux/timer.h>
  19 #include <linux/init.h>
  20 #include <linux/serial_core.h>
  21 #include <linux/platform_device.h>
  22 #include <linux/io.h>
  23 #include <linux/i2c.h>
  24 #include <linux/leds.h>
  25 #include <linux/fb.h>
  26 #include <linux/gpio.h>
  27 #include <linux/delay.h>
  28 #include <linux/smsc911x.h>
  29 #include <linux/regulator/fixed.h>
  30
  31 #ifdef CONFIG_SMDK6410_WM1190_EV1
  32 #include <linux/mfd/wm8350/core.h>
  33 #include <linux/mfd/wm8350/pmic.h>
  34 #endif
  35
  36 #ifdef CONFIG_SMDK6410_WM1192_EV1
  37 #include <linux/mfd/wm831x/core.h>
  38 #include <linux/mfd/wm831x/pdata.h>
  39 #endif
  40
  41 #include <video/platform_lcd.h>
  42
  43 #include <asm/mach/arch.h>
  44 #include <asm/mach/map.h>
  45 #include <asm/mach/irq.h>
  46
  47 #include <mach/hardware.h>
  48 #include <mach/regs-fb.h>
  49 #include <mach/map.h>
  50
  51 #include <asm/irq.h>
  52 #include <asm/mach-types.h>
  53
  54 #include <plat/regs-serial.h>
  55 #include <mach/regs-modem.h>
  56 #include <mach/regs-gpio.h>
  57 #include <mach/regs-sys.h>
  58 #include <mach/regs-srom.h>
  59 #include <plat/iic.h>
  60 #include <plat/fb.h>
  61 #include <plat/gpio-cfg.h>
  62
  63 #include <mach/s3c6410.h>
  64 #include <plat/clock.h>
  65 #include <plat/devs.h>
  66 #include <plat/cpu.h>
  67
  68 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
  69 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  70 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  71
  72 static struct s3c2410_uartcfg smdk6410_uartcfgs[] __initdata = {
  73         [0] = {
  74                 .hwport      = 0,
  75                 .flags       = 0,
  76                 .ucon        = UCON,
  77                 .ulcon       = ULCON,
  78                 .ufcon       = UFCON,
  79         },
  80         [1] = {
  81                 .hwport      = 1,
  82                 .flags       = 0,
  83                 .ucon        = UCON,
  84                 .ulcon       = ULCON,
  85                 .ufcon       = UFCON,
  86         },
  87         [2] = {
  88                 .hwport      = 2,
  89                 .flags       = 0,
  90                 .ucon        = UCON,
  91                 .ulcon       = ULCON,
  92                 .ufcon       = UFCON,
  93         },
  94         [3] = {
  95                 .hwport      = 3,
  96                 .flags       = 0,
  97                 .ucon        = UCON,
  98                 .ulcon       = ULCON,
  99                 .ufcon       = UFCON,
 100         },
 101 };
 102
 103 /* framebuffer and LCD setup. */
 104
 105 /* GPF15 = LCD backlight control
 106  * GPF13 => Panel power
 107  * GPN5 = LCD nRESET signal
 108  * PWM_TOUT1 => backlight brightness
 109  */
 110
 111 static void smdk6410_lcd_power_set(struct plat_lcd_data *pd,
 112                                    unsigned int power)
 113 {
 114         if (power) {
 115                 gpio_direction_output(S3C64XX_GPF(13), 1);
 116                 gpio_direction_output(S3C64XX_GPF(15), 1);
 117
 118                 /* fire nRESET on power up */
 119                 gpio_direction_output(S3C64XX_GPN(5), 0);
 120                 msleep(10);
 121                 gpio_direction_output(S3C64XX_GPN(5), 1);
 122                 msleep(1);
 123         } else {
 124                 gpio_direction_output(S3C64XX_GPF(15), 0);
 125                 gpio_direction_output(S3C64XX_GPF(13), 0);
 126         }
 127 }
 128
 129 static struct plat_lcd_data smdk6410_lcd_power_data = {
 130         .set_power      = smdk6410_lcd_power_set,
 131 };
 132
 133 static struct platform_device smdk6410_lcd_powerdev = {
 134         .name                   = "platform-lcd",
 135         .dev.parent             = &s3c_device_fb.dev,
 136         .dev.platform_data      = &smdk6410_lcd_power_data,
 137 };
 138
 139 static struct s3c_fb_pd_win smdk6410_fb_win0 = {
 140         /* this is to ensure we use win0 */
 141         .win_mode       = {
 142                 .pixclock       = 41094,
 143                 .left_margin    = 8,
 144                 .right_margin   = 13,
 145                 .upper_margin   = 7,
 146                 .lower_margin   = 5,
 147                 .hsync_len      = 3,
 148                 .vsync_len      = 1,
 149                 .xres           = 800,
 150                 .yres           = 480,
 151         },
 152         .max_bpp        = 32,
 153         .default_bpp    = 16,
 154 };
 155
 156 /* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */
 157 static struct s3c_fb_platdata smdk6410_lcd_pdata __initdata = {
 158         .setup_gpio     = s3c64xx_fb_gpio_setup_24bpp,
 159         .win[0]         = &smdk6410_fb_win0,
 160         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
 161         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
 162 };
 163
 164 /*
 165  * Configuring Ethernet on SMDK6410
 166  *
 167  * Both CS8900A and LAN9115 chips share one chip select mediated by CFG6.
 168  * The constant address below corresponds to nCS1
 169  *
 170  *  1) Set CFGB2 p3 ON others off, no other CFGB selects "ethernet"
 171  *  2) CFG6 needs to be switched to "LAN9115" side
 172  */
 173
 174 static struct resource smdk6410_smsc911x_resources[] = {
 175         [0] = {
 176                 .start = S3C64XX_PA_XM0CSN1,
 177                 .end   = S3C64XX_PA_XM0CSN1 + SZ_64K - 1,
 178                 .flags = IORESOURCE_MEM,
 179         },
 180         [1] = {
 181                 .start = S3C_EINT(10),
 182                 .end   = S3C_EINT(10),
 183                 .flags = IORESOURCE_IRQ | IRQ_TYPE_LEVEL_LOW,
 184         },
 185 };
 186
 187 static struct smsc911x_platform_config smdk6410_smsc911x_pdata = {
 188         .irq_polarity  = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 189         .irq_type      = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
 190         .flags         = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY,
 191         .phy_interface = PHY_INTERFACE_MODE_MII,
 192 };
 193
 194
 195 static struct platform_device smdk6410_smsc911x = {
 196         .name          = "smsc911x",
 197         .id            = -1,
 198         .num_resources = ARRAY_SIZE(smdk6410_smsc911x_resources),
 199         .resource      = &smdk6410_smsc911x_resources[0],
 200         .dev = {
 201                 .platform_data = &smdk6410_smsc911x_pdata,
 202         },
 203 };
 204
 205 #ifdef CONFIG_REGULATOR
 206 static struct regulator_consumer_supply smdk6410_b_pwr_5v_consumers[] = {
 207         {
 208                 /* WM8580 */
 209                 .supply = "PVDD",
 210                 .dev_name = "0-001b",
 211         },
 212         {
 213                 /* WM8580 */
 214                 .supply = "AVDD",
 215                 .dev_name = "0-001b",
 216         },
 217 };
 218
 219 static struct regulator_init_data smdk6410_b_pwr_5v_data = {
 220         .constraints = {
 221                 .always_on = 1,
 222         },
 223         .num_consumer_supplies = ARRAY_SIZE(smdk6410_b_pwr_5v_consumers),
 224         .consumer_supplies = smdk6410_b_pwr_5v_consumers,
 225 };
 226
 227 static struct fixed_voltage_config smdk6410_b_pwr_5v_pdata = {
 228         .supply_name = "B_PWR_5V",
 229         .microvolts = 5000000,
 230         .init_data = &smdk6410_b_pwr_5v_data,
 231         .gpio = -EINVAL,
 232 };
 233
 234 static struct platform_device smdk6410_b_pwr_5v = {
 235         .name          = "reg-fixed-voltage",
 236         .id            = -1,
 237         .dev = {
 238                 .platform_data = &smdk6410_b_pwr_5v_pdata,
 239         },
 240 };
 241 #endif
 242
 243 static struct map_desc smdk6410_iodesc[] = {};
 244
 245 static struct platform_device *smdk6410_devices[] __initdata = {
 246 #ifdef CONFIG_SMDK6410_SD_CH0
 247         &s3c_device_hsmmc0,
 248 #endif
 249 #ifdef CONFIG_SMDK6410_SD_CH1
 250         &s3c_device_hsmmc1,
 251 #endif
 252         &s3c_device_i2c0,
 253         &s3c_device_i2c1,
 254         &s3c_device_fb,
 255         &s3c_device_ohci,
 256         &s3c_device_usb_hsotg,
 257         &s3c64xx_device_iisv4,
 258
 259 #ifdef CONFIG_REGULATOR
 260         &smdk6410_b_pwr_5v,
 261 #endif
 262         &smdk6410_lcd_powerdev,
 263
 264         &smdk6410_smsc911x,
 265 };
 266
 267 #ifdef CONFIG_REGULATOR
 268 /* ARM core */
 269 static struct regulator_consumer_supply smdk6410_vddarm_consumers[] = {
 270         {
 271                 .supply = "vddarm",
 272         }
 273 };
 274
 275 /* VDDARM, BUCK1 on J5 */
 276 static struct regulator_init_data smdk6410_vddarm = {
 277         .constraints = {
 278                 .name = "PVDD_ARM",
 279                 .min_uV = 1000000,
 280                 .max_uV = 1300000,
 281                 .always_on = 1,
 282                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
 283         },
 284         .num_consumer_supplies = ARRAY_SIZE(smdk6410_vddarm_consumers),
 285         .consumer_supplies = smdk6410_vddarm_consumers,
 286 };
 287
 288 /* VDD_INT, BUCK2 on J5 */
 289 static struct regulator_init_data smdk6410_vddint = {
 290         .constraints = {
 291                 .name = "PVDD_INT",
 292                 .min_uV = 1000000,
 293                 .max_uV = 1200000,
 294                 .always_on = 1,
 295                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
 296         },
 297 };
 298
 299 /* VDD_HI, LDO3 on J5 */
 300 static struct regulator_init_data smdk6410_vddhi = {
 301         .constraints = {
 302                 .name = "PVDD_HI",
 303                 .always_on = 1,
 304         },
 305 };
 306
 307 /* VDD_PLL, LDO2 on J5 */
 308 static struct regulator_init_data smdk6410_vddpll = {
 309         .constraints = {
 310                 .name = "PVDD_PLL",
 311                 .always_on = 1,
 312         },
 313 };
 314
 315 /* VDD_UH_MMC, LDO5 on J5 */
 316 static struct regulator_init_data smdk6410_vdduh_mmc = {
 317         .constraints = {
 318                 .name = "PVDD_UH/PVDD_MMC",
 319                 .always_on = 1,
 320         },
 321 };
 322
 323 /* VCCM3BT, LDO8 on J5 */
 324 static struct regulator_init_data smdk6410_vccmc3bt = {
 325         .constraints = {
 326                 .name = "PVCCM3BT",
 327                 .always_on = 1,
 328         },
 329 };
 330
 331 /* VCCM2MTV, LDO11 on J5 */
 332 static struct regulator_init_data smdk6410_vccm2mtv = {
 333         .constraints = {
 334                 .name = "PVCCM2MTV",
 335                 .always_on = 1,
 336         },
 337 };
 338
 339 /* VDD_LCD, LDO12 on J5 */
 340 static struct regulator_init_data smdk6410_vddlcd = {
 341         .constraints = {
 342                 .name = "PVDD_LCD",
 343                 .always_on = 1,
 344         },
 345 };
 346
 347 /* VDD_OTGI, LDO9 on J5 */
 348 static struct regulator_init_data smdk6410_vddotgi = {
 349         .constraints = {
 350                 .name = "PVDD_OTGI",
 351                 .always_on = 1,
 352         },
 353 };
 354
 355 /* VDD_OTG, LDO14 on J5 */
 356 static struct regulator_init_data smdk6410_vddotg = {
 357         .constraints = {
 358                 .name = "PVDD_OTG",
 359                 .always_on = 1,
 360         },
 361 };
 362
 363 /* VDD_ALIVE, LDO15 on J5 */
 364 static struct regulator_init_data smdk6410_vddalive = {
 365         .constraints = {
 366                 .name = "PVDD_ALIVE",
 367                 .always_on = 1,
 368         },
 369 };
 370
 371 /* VDD_AUDIO, VLDO_AUDIO on J5 */
 372 static struct regulator_init_data smdk6410_vddaudio = {
 373         .constraints = {
 374                 .name = "PVDD_AUDIO",
 375                 .always_on = 1,
 376         },
 377 };
 378 #endif
 379
 380 #ifdef CONFIG_SMDK6410_WM1190_EV1
 381 /* S3C64xx internal logic & PLL */
 382 static struct regulator_init_data wm8350_dcdc1_data = {
 383         .constraints = {
 384                 .name = "PVDD_INT/PVDD_PLL",
 385                 .min_uV = 1200000,
 386                 .max_uV = 1200000,
 387                 .always_on = 1,
 388                 .apply_uV = 1,
 389         },
 390 };
 391
 392 /* Memory */
 393 static struct regulator_init_data wm8350_dcdc3_data = {
 394         .constraints = {
 395                 .name = "PVDD_MEM",
 396                 .min_uV = 1800000,
 397                 .max_uV = 1800000,
 398                 .always_on = 1,
 399                 .state_mem = {
 400                          .uV = 1800000,
 401                          .mode = REGULATOR_MODE_NORMAL,
 402                          .enabled = 1,
 403                 },
 404                 .initial_state = PM_SUSPEND_MEM,
 405         },
 406 };
 407
 408 /* USB, EXT, PCM, ADC/DAC, USB, MMC */
 409 static struct regulator_consumer_supply wm8350_dcdc4_consumers[] = {
 410         {
 411                 /* WM8580 */
 412                 .supply = "DVDD",
 413                 .dev_name = "0-001b",
 414         },
 415 };
 416
 417 static struct regulator_init_data wm8350_dcdc4_data = {
 418         .constraints = {
 419                 .name = "PVDD_HI/PVDD_EXT/PVDD_SYS/PVCCM2MTV",
 420                 .min_uV = 3000000,
 421                 .max_uV = 3000000,
 422                 .always_on = 1,
 423         },
 424         .num_consumer_supplies = ARRAY_SIZE(wm8350_dcdc4_consumers),
 425         .consumer_supplies = wm8350_dcdc4_consumers,
 426 };
 427
 428 /* OTGi/1190-EV1 HPVDD & AVDD */
 429 static struct regulator_init_data wm8350_ldo4_data = {
 430         .constraints = {
 431                 .name = "PVDD_OTGI/HPVDD/AVDD",
 432                 .min_uV = 1200000,
 433                 .max_uV = 1200000,
 434                 .apply_uV = 1,
 435                 .always_on = 1,
 436         },
 437 };
 438
 439 static struct {
 440         int regulator;
 441         struct regulator_init_data *initdata;
 442 } wm1190_regulators[] = {
 443         { WM8350_DCDC_1, &wm8350_dcdc1_data },
 444         { WM8350_DCDC_3, &wm8350_dcdc3_data },
 445         { WM8350_DCDC_4, &wm8350_dcdc4_data },
 446         { WM8350_DCDC_6, &smdk6410_vddarm },
 447         { WM8350_LDO_1, &smdk6410_vddalive },
 448         { WM8350_LDO_2, &smdk6410_vddotg },
 449         { WM8350_LDO_3, &smdk6410_vddlcd },
 450         { WM8350_LDO_4, &wm8350_ldo4_data },
 451 };
 452
 453 static int __init smdk6410_wm8350_init(struct wm8350 *wm8350)
 454 {
 455         int i;
 456
 457         /* Configure the IRQ line */
 458         s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
 459
 460         /* Instantiate the regulators */
 461         for (i = 0; i < ARRAY_SIZE(wm1190_regulators); i++)
 462                 wm8350_register_regulator(wm8350,
 463                                           wm1190_regulators[i].regulator,
 464                                           wm1190_regulators[i].initdata);
 465
 466         return 0;
 467 }
 468
 469 static struct wm8350_platform_data __initdata smdk6410_wm8350_pdata = {
 470         .init = smdk6410_wm8350_init,
 471         .irq_high = 1,
 472         .irq_base = IRQ_BOARD_START,
 473 };
 474 #endif
 475
 476 #ifdef CONFIG_SMDK6410_WM1192_EV1
 477 static struct gpio_led wm1192_pmic_leds[] = {
 478         {
 479                 .name = "PMIC:red:power",
 480                 .gpio = GPIO_BOARD_START + 3,
 481                 .default_state = LEDS_GPIO_DEFSTATE_ON,
 482         },
 483 };
 484
 485 static struct gpio_led_platform_data wm1192_pmic_led = {
 486         .num_leds = ARRAY_SIZE(wm1192_pmic_leds),
 487         .leds = wm1192_pmic_leds,
 488 };
 489
 490 static struct platform_device wm1192_pmic_led_dev = {
 491         .name          = "leds-gpio",
 492         .id            = -1,
 493         .dev = {
 494                 .platform_data = &wm1192_pmic_led,
 495         },
 496 };
 497
 498 static int wm1192_pre_init(struct wm831x *wm831x)
 499 {
 500         int ret;
 501
 502         /* Configure the IRQ line */
 503         s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
 504
 505         ret = platform_device_register(&wm1192_pmic_led_dev);
 506         if (ret != 0)
 507                 dev_err(wm831x->dev, "Failed to add PMIC LED: %d\n", ret);
 508
 509         return 0;
 510 }
 511
 512 static struct wm831x_backlight_pdata wm1192_backlight_pdata = {
 513         .isink = 1,
 514         .max_uA = 27554,
 515 };
 516
 517 static struct regulator_init_data wm1192_dcdc3 = {
 518         .constraints = {
 519                 .name = "PVDD_MEM/PVDD_GPS",
 520                 .always_on = 1,
 521         },
 522 };
 523
 524 static struct regulator_consumer_supply wm1192_ldo1_consumers[] = {
 525         { .supply = "DVDD", .dev_name = "0-001b", },   /* WM8580 */
 526 };
 527
 528 static struct regulator_init_data wm1192_ldo1 = {
 529         .constraints = {
 530                 .name = "PVDD_LCD/PVDD_EXT",
 531                 .always_on = 1,
 532         },
 533         .consumer_supplies = wm1192_ldo1_consumers,
 534         .num_consumer_supplies = ARRAY_SIZE(wm1192_ldo1_consumers),
 535 };
 536
 537 static struct wm831x_status_pdata wm1192_led7_pdata = {
 538         .name = "LED7:green:",
 539 };
 540
 541 static struct wm831x_status_pdata wm1192_led8_pdata = {
 542         .name = "LED8:green:",
 543 };
 544
 545 static struct wm831x_pdata smdk6410_wm1192_pdata = {
 546         .pre_init = wm1192_pre_init,
 547         .irq_base = IRQ_BOARD_START,
 548
 549         .backlight = &wm1192_backlight_pdata,
 550         .dcdc = {
 551                 &smdk6410_vddarm,  /* DCDC1 */
 552                 &smdk6410_vddint,  /* DCDC2 */
 553                 &wm1192_dcdc3,
 554         },
 555         .gpio_base = GPIO_BOARD_START,
 556         .ldo = {
 557                  &wm1192_ldo1,        /* LDO1 */
 558                  &smdk6410_vdduh_mmc, /* LDO2 */
 559                  NULL,                /* LDO3 NC */
 560                  &smdk6410_vddotgi,   /* LDO4 */
 561                  &smdk6410_vddotg,    /* LDO5 */
 562                  &smdk6410_vddhi,     /* LDO6 */
 563                  &smdk6410_vddaudio,  /* LDO7 */
 564                  &smdk6410_vccm2mtv,  /* LDO8 */
 565                  &smdk6410_vddpll,    /* LDO9 */
 566                  &smdk6410_vccmc3bt,  /* LDO10 */
 567                  &smdk6410_vddalive,  /* LDO11 */
 568         },
 569         .status = {
 570                 &wm1192_led7_pdata,
 571                 &wm1192_led8_pdata,
 572         },
 573 };
 574 #endif
 575
 576 static struct i2c_board_info i2c_devs0[] __initdata = {
 577         { I2C_BOARD_INFO("24c08", 0x50), },
 578         { I2C_BOARD_INFO("wm8580", 0x1b), },
 579
 580 #ifdef CONFIG_SMDK6410_WM1192_EV1
 581         { I2C_BOARD_INFO("wm8312", 0x34),
 582           .platform_data = &smdk6410_wm1192_pdata,
 583           .irq = S3C_EINT(12),
 584         },
 585 #endif
 586
 587 #ifdef CONFIG_SMDK6410_WM1190_EV1
 588         { I2C_BOARD_INFO("wm8350", 0x1a),
 589           .platform_data = &smdk6410_wm8350_pdata,
 590           .irq = S3C_EINT(12),
 591         },
 592 #endif
 593 };
 594
 595 static struct i2c_board_info i2c_devs1[] __initdata = {
 596         { I2C_BOARD_INFO("24c128", 0x57), },    /* Samsung S524AD0XD1 */
 597 };
 598
 599 static void __init smdk6410_map_io(void)
 600 {
 601         u32 tmp;
 602
 603         s3c64xx_init_io(smdk6410_iodesc, ARRAY_SIZE(smdk6410_iodesc));
 604         s3c24xx_init_clocks(12000000);
 605         s3c24xx_init_uarts(smdk6410_uartcfgs, ARRAY_SIZE(smdk6410_uartcfgs));
 606
 607         /* set the LCD type */
 608
 609         tmp = __raw_readl(S3C64XX_SPCON);
 610         tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
 611         tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
 612         __raw_writel(tmp, S3C64XX_SPCON);
 613
 614         /* remove the lcd bypass */
 615         tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
 616         tmp &= ~MIFPCON_LCD_BYPASS;
 617         __raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
 618 }
 619
 620 static void __init smdk6410_machine_init(void)
 621 {
 622         u32 cs1;
 623
 624         s3c_i2c0_set_platdata(NULL);
 625         s3c_i2c1_set_platdata(NULL);
 626         s3c_fb_set_platdata(&smdk6410_lcd_pdata);
 627
 628         /* configure nCS1 width to 16 bits */
 629
 630         cs1 = __raw_readl(S3C64XX_SROM_BW) &
 631                     ~(S3C64XX_SROM_BW__CS_MASK << S3C64XX_SROM_BW__NCS1__SHIFT);
 632         cs1 |= ((1 << S3C64XX_SROM_BW__DATAWIDTH__SHIFT) |
 633                 (1 << S3C64XX_SROM_BW__WAITENABLE__SHIFT) |
 634                 (1 << S3C64XX_SROM_BW__BYTEENABLE__SHIFT)) <<
 635                                                    S3C64XX_SROM_BW__NCS1__SHIFT;
 636         __raw_writel(cs1, S3C64XX_SROM_BW);
 637
 638         /* set timing for nCS1 suitable for ethernet chip */
 639
 640         __raw_writel((0 << S3C64XX_SROM_BCX__PMC__SHIFT) |
 641                      (6 << S3C64XX_SROM_BCX__TACP__SHIFT) |
 642                      (4 << S3C64XX_SROM_BCX__TCAH__SHIFT) |
 643                      (1 << S3C64XX_SROM_BCX__TCOH__SHIFT) |
 644                      (0xe << S3C64XX_SROM_BCX__TACC__SHIFT) |
 645                      (4 << S3C64XX_SROM_BCX__TCOS__SHIFT) |
 646                      (0 << S3C64XX_SROM_BCX__TACS__SHIFT), S3C64XX_SROM_BC1);
 647
 648         gpio_request(S3C64XX_GPN(5), "LCD power");
 649         gpio_request(S3C64XX_GPF(13), "LCD power");
 650         gpio_request(S3C64XX_GPF(15), "LCD power");
 651
 652         i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
 653         i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
 654
 655         platform_add_devices(smdk6410_devices, ARRAY_SIZE(smdk6410_devices));
 656 }
 657
 658 MACHINE_START(SMDK6410, "SMDK6410")
 659         /* Maintainer: Ben Dooks <ben@fluff.org> */
 660         .phys_io        = S3C_PA_UART & 0xfff00000,
 661         .io_pg_offst    = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
 662         .boot_params    = S3C64XX_PA_SDRAM + 0x100,
 663
 664         .init_irq       = s3c6410_init_irq,
 665         .map_io         = smdk6410_map_io,
 666         .init_machine   = smdk6410_machine_init,
 667         .timer          = &s3c24xx_timer,
 668 MACHINE_END