linux/arch/arm/mach-s3c64xx/mach-smdk6410.c
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   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/input.h>
  21#include <linux/serial_core.h>
  22#include <linux/platform_device.h>
  23#include <linux/io.h>
  24#include <linux/i2c.h>
  25#include <linux/leds.h>
  26#include <linux/fb.h>
  27#include <linux/gpio.h>
  28#include <linux/delay.h>
  29#include <linux/smsc911x.h>
  30#include <linux/regulator/fixed.h>
  31#include <linux/regulator/machine.h>
  32#include <linux/pwm_backlight.h>
  33
  34#ifdef CONFIG_SMDK6410_WM1190_EV1
  35#include <linux/mfd/wm8350/core.h>
  36#include <linux/mfd/wm8350/pmic.h>
  37#endif
  38
  39#ifdef CONFIG_SMDK6410_WM1192_EV1
  40#include <linux/mfd/wm831x/core.h>
  41#include <linux/mfd/wm831x/pdata.h>
  42#endif
  43
  44#include <video/platform_lcd.h>
  45
  46#include <asm/mach/arch.h>
  47#include <asm/mach/map.h>
  48#include <asm/mach/irq.h>
  49
  50#include <mach/hardware.h>
  51#include <mach/map.h>
  52
  53#include <asm/irq.h>
  54#include <asm/mach-types.h>
  55
  56#include <plat/regs-serial.h>
  57#include <mach/regs-modem.h>
  58#include <mach/regs-gpio.h>
  59#include <mach/regs-sys.h>
  60#include <mach/regs-srom.h>
  61#include <plat/ata.h>
  62#include <plat/iic.h>
  63#include <plat/fb.h>
  64#include <plat/gpio-cfg.h>
  65
  66#include <plat/s3c6410.h>
  67#include <plat/clock.h>
  68#include <plat/devs.h>
  69#include <plat/cpu.h>
  70#include <plat/adc.h>
  71#include <plat/ts.h>
  72#include <plat/keypad.h>
  73#include <plat/backlight.h>
  74#include <plat/regs-fb-v4.h>
  75
  76#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
  77#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  78#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  79
  80static struct s3c2410_uartcfg smdk6410_uartcfgs[] __initdata = {
  81        [0] = {
  82                .hwport      = 0,
  83                .flags       = 0,
  84                .ucon        = UCON,
  85                .ulcon       = ULCON,
  86                .ufcon       = UFCON,
  87        },
  88        [1] = {
  89                .hwport      = 1,
  90                .flags       = 0,
  91                .ucon        = UCON,
  92                .ulcon       = ULCON,
  93                .ufcon       = UFCON,
  94        },
  95        [2] = {
  96                .hwport      = 2,
  97                .flags       = 0,
  98                .ucon        = UCON,
  99                .ulcon       = ULCON,
 100                .ufcon       = UFCON,
 101        },
 102        [3] = {
 103                .hwport      = 3,
 104                .flags       = 0,
 105                .ucon        = UCON,
 106                .ulcon       = ULCON,
 107                .ufcon       = UFCON,
 108        },
 109};
 110
 111/* framebuffer and LCD setup. */
 112
 113/* GPF15 = LCD backlight control
 114 * GPF13 => Panel power
 115 * GPN5 = LCD nRESET signal
 116 * PWM_TOUT1 => backlight brightness
 117 */
 118
 119static void smdk6410_lcd_power_set(struct plat_lcd_data *pd,
 120                                   unsigned int power)
 121{
 122        if (power) {
 123                gpio_direction_output(S3C64XX_GPF(13), 1);
 124
 125                /* fire nRESET on power up */
 126                gpio_direction_output(S3C64XX_GPN(5), 0);
 127                msleep(10);
 128                gpio_direction_output(S3C64XX_GPN(5), 1);
 129                msleep(1);
 130        } else {
 131                gpio_direction_output(S3C64XX_GPF(13), 0);
 132        }
 133}
 134
 135static struct plat_lcd_data smdk6410_lcd_power_data = {
 136        .set_power      = smdk6410_lcd_power_set,
 137};
 138
 139static struct platform_device smdk6410_lcd_powerdev = {
 140        .name                   = "platform-lcd",
 141        .dev.parent             = &s3c_device_fb.dev,
 142        .dev.platform_data      = &smdk6410_lcd_power_data,
 143};
 144
 145static struct s3c_fb_pd_win smdk6410_fb_win0 = {
 146        /* this is to ensure we use win0 */
 147        .win_mode       = {
 148                .left_margin    = 8,
 149                .right_margin   = 13,
 150                .upper_margin   = 7,
 151                .lower_margin   = 5,
 152                .hsync_len      = 3,
 153                .vsync_len      = 1,
 154                .xres           = 800,
 155                .yres           = 480,
 156        },
 157        .max_bpp        = 32,
 158        .default_bpp    = 16,
 159        .virtual_y      = 480 * 2,
 160        .virtual_x      = 800,
 161};
 162
 163/* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */
 164static struct s3c_fb_platdata smdk6410_lcd_pdata __initdata = {
 165        .setup_gpio     = s3c64xx_fb_gpio_setup_24bpp,
 166        .win[0]         = &smdk6410_fb_win0,
 167        .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
 168        .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
 169};
 170
 171/*
 172 * Configuring Ethernet on SMDK6410
 173 *
 174 * Both CS8900A and LAN9115 chips share one chip select mediated by CFG6.
 175 * The constant address below corresponds to nCS1
 176 *
 177 *  1) Set CFGB2 p3 ON others off, no other CFGB selects "ethernet"
 178 *  2) CFG6 needs to be switched to "LAN9115" side
 179 */
 180
 181static struct resource smdk6410_smsc911x_resources[] = {
 182        [0] = {
 183                .start = S3C64XX_PA_XM0CSN1,
 184                .end   = S3C64XX_PA_XM0CSN1 + SZ_64K - 1,
 185                .flags = IORESOURCE_MEM,
 186        },
 187        [1] = {
 188                .start = S3C_EINT(10),
 189                .end   = S3C_EINT(10),
 190                .flags = IORESOURCE_IRQ | IRQ_TYPE_LEVEL_LOW,
 191        },
 192};
 193
 194static struct smsc911x_platform_config smdk6410_smsc911x_pdata = {
 195        .irq_polarity  = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 196        .irq_type      = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
 197        .flags         = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY,
 198        .phy_interface = PHY_INTERFACE_MODE_MII,
 199};
 200
 201
 202static struct platform_device smdk6410_smsc911x = {
 203        .name          = "smsc911x",
 204        .id            = -1,
 205        .num_resources = ARRAY_SIZE(smdk6410_smsc911x_resources),
 206        .resource      = &smdk6410_smsc911x_resources[0],
 207        .dev = {
 208                .platform_data = &smdk6410_smsc911x_pdata,
 209        },
 210};
 211
 212#ifdef CONFIG_REGULATOR
 213static struct regulator_consumer_supply smdk6410_b_pwr_5v_consumers[] __initdata = {
 214        REGULATOR_SUPPLY("PVDD", "0-001b"),
 215        REGULATOR_SUPPLY("AVDD", "0-001b"),
 216};
 217
 218static struct regulator_init_data smdk6410_b_pwr_5v_data = {
 219        .constraints = {
 220                .always_on = 1,
 221        },
 222        .num_consumer_supplies = ARRAY_SIZE(smdk6410_b_pwr_5v_consumers),
 223        .consumer_supplies = smdk6410_b_pwr_5v_consumers,
 224};
 225
 226static struct fixed_voltage_config smdk6410_b_pwr_5v_pdata = {
 227        .supply_name = "B_PWR_5V",
 228        .microvolts = 5000000,
 229        .init_data = &smdk6410_b_pwr_5v_data,
 230        .gpio = -EINVAL,
 231};
 232
 233static struct platform_device smdk6410_b_pwr_5v = {
 234        .name          = "reg-fixed-voltage",
 235        .id            = -1,
 236        .dev = {
 237                .platform_data = &smdk6410_b_pwr_5v_pdata,
 238        },
 239};
 240#endif
 241
 242static struct s3c_ide_platdata smdk6410_ide_pdata __initdata = {
 243        .setup_gpio     = s3c64xx_ide_setup_gpio,
 244};
 245
 246static uint32_t smdk6410_keymap[] __initdata = {
 247        /* KEY(row, col, keycode) */
 248        KEY(0, 3, KEY_1), KEY(0, 4, KEY_2), KEY(0, 5, KEY_3),
 249        KEY(0, 6, KEY_4), KEY(0, 7, KEY_5),
 250        KEY(1, 3, KEY_A), KEY(1, 4, KEY_B), KEY(1, 5, KEY_C),
 251        KEY(1, 6, KEY_D), KEY(1, 7, KEY_E)
 252};
 253
 254static struct matrix_keymap_data smdk6410_keymap_data __initdata = {
 255        .keymap         = smdk6410_keymap,
 256        .keymap_size    = ARRAY_SIZE(smdk6410_keymap),
 257};
 258
 259static struct samsung_keypad_platdata smdk6410_keypad_data __initdata = {
 260        .keymap_data    = &smdk6410_keymap_data,
 261        .rows           = 2,
 262        .cols           = 8,
 263};
 264
 265static struct map_desc smdk6410_iodesc[] = {};
 266
 267static struct platform_device *smdk6410_devices[] __initdata = {
 268#ifdef CONFIG_SMDK6410_SD_CH0
 269        &s3c_device_hsmmc0,
 270#endif
 271#ifdef CONFIG_SMDK6410_SD_CH1
 272        &s3c_device_hsmmc1,
 273#endif
 274        &s3c_device_i2c0,
 275        &s3c_device_i2c1,
 276        &s3c_device_fb,
 277        &s3c_device_ohci,
 278        &s3c_device_usb_hsotg,
 279        &samsung_asoc_dma,
 280        &s3c64xx_device_iisv4,
 281        &samsung_device_keypad,
 282
 283#ifdef CONFIG_REGULATOR
 284        &smdk6410_b_pwr_5v,
 285#endif
 286        &smdk6410_lcd_powerdev,
 287
 288        &smdk6410_smsc911x,
 289        &s3c_device_adc,
 290        &s3c_device_cfcon,
 291        &s3c_device_rtc,
 292        &s3c_device_ts,
 293        &s3c_device_wdt,
 294};
 295
 296#ifdef CONFIG_REGULATOR
 297/* ARM core */
 298static struct regulator_consumer_supply smdk6410_vddarm_consumers[] = {
 299        REGULATOR_SUPPLY("vddarm", NULL),
 300};
 301
 302/* VDDARM, BUCK1 on J5 */
 303static struct regulator_init_data smdk6410_vddarm = {
 304        .constraints = {
 305                .name = "PVDD_ARM",
 306                .min_uV = 1000000,
 307                .max_uV = 1300000,
 308                .always_on = 1,
 309                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
 310        },
 311        .num_consumer_supplies = ARRAY_SIZE(smdk6410_vddarm_consumers),
 312        .consumer_supplies = smdk6410_vddarm_consumers,
 313};
 314
 315/* VDD_INT, BUCK2 on J5 */
 316static struct regulator_init_data smdk6410_vddint = {
 317        .constraints = {
 318                .name = "PVDD_INT",
 319                .min_uV = 1000000,
 320                .max_uV = 1200000,
 321                .always_on = 1,
 322                .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
 323        },
 324};
 325
 326/* VDD_HI, LDO3 on J5 */
 327static struct regulator_init_data smdk6410_vddhi = {
 328        .constraints = {
 329                .name = "PVDD_HI",
 330                .always_on = 1,
 331        },
 332};
 333
 334/* VDD_PLL, LDO2 on J5 */
 335static struct regulator_init_data smdk6410_vddpll = {
 336        .constraints = {
 337                .name = "PVDD_PLL",
 338                .always_on = 1,
 339        },
 340};
 341
 342/* VDD_UH_MMC, LDO5 on J5 */
 343static struct regulator_init_data smdk6410_vdduh_mmc = {
 344        .constraints = {
 345                .name = "PVDD_UH+PVDD_MMC",
 346                .always_on = 1,
 347        },
 348};
 349
 350/* VCCM3BT, LDO8 on J5 */
 351static struct regulator_init_data smdk6410_vccmc3bt = {
 352        .constraints = {
 353                .name = "PVCCM3BT",
 354                .always_on = 1,
 355        },
 356};
 357
 358/* VCCM2MTV, LDO11 on J5 */
 359static struct regulator_init_data smdk6410_vccm2mtv = {
 360        .constraints = {
 361                .name = "PVCCM2MTV",
 362                .always_on = 1,
 363        },
 364};
 365
 366/* VDD_LCD, LDO12 on J5 */
 367static struct regulator_init_data smdk6410_vddlcd = {
 368        .constraints = {
 369                .name = "PVDD_LCD",
 370                .always_on = 1,
 371        },
 372};
 373
 374/* VDD_OTGI, LDO9 on J5 */
 375static struct regulator_init_data smdk6410_vddotgi = {
 376        .constraints = {
 377                .name = "PVDD_OTGI",
 378                .always_on = 1,
 379        },
 380};
 381
 382/* VDD_OTG, LDO14 on J5 */
 383static struct regulator_init_data smdk6410_vddotg = {
 384        .constraints = {
 385                .name = "PVDD_OTG",
 386                .always_on = 1,
 387        },
 388};
 389
 390/* VDD_ALIVE, LDO15 on J5 */
 391static struct regulator_init_data smdk6410_vddalive = {
 392        .constraints = {
 393                .name = "PVDD_ALIVE",
 394                .always_on = 1,
 395        },
 396};
 397
 398/* VDD_AUDIO, VLDO_AUDIO on J5 */
 399static struct regulator_init_data smdk6410_vddaudio = {
 400        .constraints = {
 401                .name = "PVDD_AUDIO",
 402                .always_on = 1,
 403        },
 404};
 405#endif
 406
 407#ifdef CONFIG_SMDK6410_WM1190_EV1
 408/* S3C64xx internal logic & PLL */
 409static struct regulator_init_data wm8350_dcdc1_data = {
 410        .constraints = {
 411                .name = "PVDD_INT+PVDD_PLL",
 412                .min_uV = 1200000,
 413                .max_uV = 1200000,
 414                .always_on = 1,
 415                .apply_uV = 1,
 416        },
 417};
 418
 419/* Memory */
 420static struct regulator_init_data wm8350_dcdc3_data = {
 421        .constraints = {
 422                .name = "PVDD_MEM",
 423                .min_uV = 1800000,
 424                .max_uV = 1800000,
 425                .always_on = 1,
 426                .state_mem = {
 427                         .uV = 1800000,
 428                         .mode = REGULATOR_MODE_NORMAL,
 429                         .enabled = 1,
 430                },
 431                .initial_state = PM_SUSPEND_MEM,
 432        },
 433};
 434
 435/* USB, EXT, PCM, ADC/DAC, USB, MMC */
 436static struct regulator_consumer_supply wm8350_dcdc4_consumers[] = {
 437        REGULATOR_SUPPLY("DVDD", "0-001b"),
 438};
 439
 440static struct regulator_init_data wm8350_dcdc4_data = {
 441        .constraints = {
 442                .name = "PVDD_HI+PVDD_EXT+PVDD_SYS+PVCCM2MTV",
 443                .min_uV = 3000000,
 444                .max_uV = 3000000,
 445                .always_on = 1,
 446        },
 447        .num_consumer_supplies = ARRAY_SIZE(wm8350_dcdc4_consumers),
 448        .consumer_supplies = wm8350_dcdc4_consumers,
 449};
 450
 451/* OTGi/1190-EV1 HPVDD & AVDD */
 452static struct regulator_init_data wm8350_ldo4_data = {
 453        .constraints = {
 454                .name = "PVDD_OTGI+HPVDD+AVDD",
 455                .min_uV = 1200000,
 456                .max_uV = 1200000,
 457                .apply_uV = 1,
 458                .always_on = 1,
 459        },
 460};
 461
 462static struct {
 463        int regulator;
 464        struct regulator_init_data *initdata;
 465} wm1190_regulators[] = {
 466        { WM8350_DCDC_1, &wm8350_dcdc1_data },
 467        { WM8350_DCDC_3, &wm8350_dcdc3_data },
 468        { WM8350_DCDC_4, &wm8350_dcdc4_data },
 469        { WM8350_DCDC_6, &smdk6410_vddarm },
 470        { WM8350_LDO_1, &smdk6410_vddalive },
 471        { WM8350_LDO_2, &smdk6410_vddotg },
 472        { WM8350_LDO_3, &smdk6410_vddlcd },
 473        { WM8350_LDO_4, &wm8350_ldo4_data },
 474};
 475
 476static int __init smdk6410_wm8350_init(struct wm8350 *wm8350)
 477{
 478        int i;
 479
 480        /* Configure the IRQ line */
 481        s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
 482
 483        /* Instantiate the regulators */
 484        for (i = 0; i < ARRAY_SIZE(wm1190_regulators); i++)
 485                wm8350_register_regulator(wm8350,
 486                                          wm1190_regulators[i].regulator,
 487                                          wm1190_regulators[i].initdata);
 488
 489        return 0;
 490}
 491
 492static struct wm8350_platform_data __initdata smdk6410_wm8350_pdata = {
 493        .init = smdk6410_wm8350_init,
 494        .irq_high = 1,
 495        .irq_base = IRQ_BOARD_START,
 496};
 497#endif
 498
 499#ifdef CONFIG_SMDK6410_WM1192_EV1
 500static struct gpio_led wm1192_pmic_leds[] = {
 501        {
 502                .name = "PMIC:red:power",
 503                .gpio = GPIO_BOARD_START + 3,
 504                .default_state = LEDS_GPIO_DEFSTATE_ON,
 505        },
 506};
 507
 508static struct gpio_led_platform_data wm1192_pmic_led = {
 509        .num_leds = ARRAY_SIZE(wm1192_pmic_leds),
 510        .leds = wm1192_pmic_leds,
 511};
 512
 513static struct platform_device wm1192_pmic_led_dev = {
 514        .name          = "leds-gpio",
 515        .id            = -1,
 516        .dev = {
 517                .platform_data = &wm1192_pmic_led,
 518        },
 519};
 520
 521static int wm1192_pre_init(struct wm831x *wm831x)
 522{
 523        int ret;
 524
 525        /* Configure the IRQ line */
 526        s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
 527
 528        ret = platform_device_register(&wm1192_pmic_led_dev);
 529        if (ret != 0)
 530                dev_err(wm831x->dev, "Failed to add PMIC LED: %d\n", ret);
 531
 532        return 0;
 533}
 534
 535static struct wm831x_backlight_pdata wm1192_backlight_pdata = {
 536        .isink = 1,
 537        .max_uA = 27554,
 538};
 539
 540static struct regulator_init_data wm1192_dcdc3 = {
 541        .constraints = {
 542                .name = "PVDD_MEM+PVDD_GPS",
 543                .always_on = 1,
 544        },
 545};
 546
 547static struct regulator_consumer_supply wm1192_ldo1_consumers[] = {
 548        REGULATOR_SUPPLY("DVDD", "0-001b"),   /* WM8580 */
 549};
 550
 551static struct regulator_init_data wm1192_ldo1 = {
 552        .constraints = {
 553                .name = "PVDD_LCD+PVDD_EXT",
 554                .always_on = 1,
 555        },
 556        .consumer_supplies = wm1192_ldo1_consumers,
 557        .num_consumer_supplies = ARRAY_SIZE(wm1192_ldo1_consumers),
 558};
 559
 560static struct wm831x_status_pdata wm1192_led7_pdata = {
 561        .name = "LED7:green:",
 562};
 563
 564static struct wm831x_status_pdata wm1192_led8_pdata = {
 565        .name = "LED8:green:",
 566};
 567
 568static struct wm831x_pdata smdk6410_wm1192_pdata = {
 569        .pre_init = wm1192_pre_init,
 570        .irq_base = IRQ_BOARD_START,
 571
 572        .backlight = &wm1192_backlight_pdata,
 573        .dcdc = {
 574                &smdk6410_vddarm,  /* DCDC1 */
 575                &smdk6410_vddint,  /* DCDC2 */
 576                &wm1192_dcdc3,
 577        },
 578        .gpio_base = GPIO_BOARD_START,
 579        .ldo = {
 580                 &wm1192_ldo1,        /* LDO1 */
 581                 &smdk6410_vdduh_mmc, /* LDO2 */
 582                 NULL,                /* LDO3 NC */
 583                 &smdk6410_vddotgi,   /* LDO4 */
 584                 &smdk6410_vddotg,    /* LDO5 */
 585                 &smdk6410_vddhi,     /* LDO6 */
 586                 &smdk6410_vddaudio,  /* LDO7 */
 587                 &smdk6410_vccm2mtv,  /* LDO8 */
 588                 &smdk6410_vddpll,    /* LDO9 */
 589                 &smdk6410_vccmc3bt,  /* LDO10 */
 590                 &smdk6410_vddalive,  /* LDO11 */
 591        },
 592        .status = {
 593                &wm1192_led7_pdata,
 594                &wm1192_led8_pdata,
 595        },
 596};
 597#endif
 598
 599static struct i2c_board_info i2c_devs0[] __initdata = {
 600        { I2C_BOARD_INFO("24c08", 0x50), },
 601        { I2C_BOARD_INFO("wm8580", 0x1b), },
 602
 603#ifdef CONFIG_SMDK6410_WM1192_EV1
 604        { I2C_BOARD_INFO("wm8312", 0x34),
 605          .platform_data = &smdk6410_wm1192_pdata,
 606          .irq = S3C_EINT(12),
 607        },
 608#endif
 609
 610#ifdef CONFIG_SMDK6410_WM1190_EV1
 611        { I2C_BOARD_INFO("wm8350", 0x1a),
 612          .platform_data = &smdk6410_wm8350_pdata,
 613          .irq = S3C_EINT(12),
 614        },
 615#endif
 616};
 617
 618static struct i2c_board_info i2c_devs1[] __initdata = {
 619        { I2C_BOARD_INFO("24c128", 0x57), },    /* Samsung S524AD0XD1 */
 620};
 621
 622/* LCD Backlight data */
 623static struct samsung_bl_gpio_info smdk6410_bl_gpio_info = {
 624        .no = S3C64XX_GPF(15),
 625        .func = S3C_GPIO_SFN(2),
 626};
 627
 628static struct platform_pwm_backlight_data smdk6410_bl_data = {
 629        .pwm_id = 1,
 630};
 631
 632static void __init smdk6410_map_io(void)
 633{
 634        u32 tmp;
 635
 636        s3c64xx_init_io(smdk6410_iodesc, ARRAY_SIZE(smdk6410_iodesc));
 637        s3c24xx_init_clocks(12000000);
 638        s3c24xx_init_uarts(smdk6410_uartcfgs, ARRAY_SIZE(smdk6410_uartcfgs));
 639
 640        /* set the LCD type */
 641
 642        tmp = __raw_readl(S3C64XX_SPCON);
 643        tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
 644        tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
 645        __raw_writel(tmp, S3C64XX_SPCON);
 646
 647        /* remove the lcd bypass */
 648        tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
 649        tmp &= ~MIFPCON_LCD_BYPASS;
 650        __raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
 651}
 652
 653static void __init smdk6410_machine_init(void)
 654{
 655        u32 cs1;
 656
 657        s3c_i2c0_set_platdata(NULL);
 658        s3c_i2c1_set_platdata(NULL);
 659        s3c_fb_set_platdata(&smdk6410_lcd_pdata);
 660
 661        samsung_keypad_set_platdata(&smdk6410_keypad_data);
 662
 663        s3c24xx_ts_set_platdata(NULL);
 664
 665        /* configure nCS1 width to 16 bits */
 666
 667        cs1 = __raw_readl(S3C64XX_SROM_BW) &
 668                    ~(S3C64XX_SROM_BW__CS_MASK << S3C64XX_SROM_BW__NCS1__SHIFT);
 669        cs1 |= ((1 << S3C64XX_SROM_BW__DATAWIDTH__SHIFT) |
 670                (1 << S3C64XX_SROM_BW__WAITENABLE__SHIFT) |
 671                (1 << S3C64XX_SROM_BW__BYTEENABLE__SHIFT)) <<
 672                                                   S3C64XX_SROM_BW__NCS1__SHIFT;
 673        __raw_writel(cs1, S3C64XX_SROM_BW);
 674
 675        /* set timing for nCS1 suitable for ethernet chip */
 676
 677        __raw_writel((0 << S3C64XX_SROM_BCX__PMC__SHIFT) |
 678                     (6 << S3C64XX_SROM_BCX__TACP__SHIFT) |
 679                     (4 << S3C64XX_SROM_BCX__TCAH__SHIFT) |
 680                     (1 << S3C64XX_SROM_BCX__TCOH__SHIFT) |
 681                     (0xe << S3C64XX_SROM_BCX__TACC__SHIFT) |
 682                     (4 << S3C64XX_SROM_BCX__TCOS__SHIFT) |
 683                     (0 << S3C64XX_SROM_BCX__TACS__SHIFT), S3C64XX_SROM_BC1);
 684
 685        gpio_request(S3C64XX_GPN(5), "LCD power");
 686        gpio_request(S3C64XX_GPF(13), "LCD power");
 687
 688        i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
 689        i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
 690
 691        s3c_ide_set_platdata(&smdk6410_ide_pdata);
 692
 693        samsung_bl_set(&smdk6410_bl_gpio_info, &smdk6410_bl_data);
 694
 695        platform_add_devices(smdk6410_devices, ARRAY_SIZE(smdk6410_devices));
 696}
 697
 698MACHINE_START(SMDK6410, "SMDK6410")
 699        /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
 700        .atag_offset    = 0x100,
 701
 702        .init_irq       = s3c6410_init_irq,
 703        .map_io         = smdk6410_map_io,
 704        .init_machine   = smdk6410_machine_init,
 705        .timer          = &s3c24xx_timer,
 706MACHINE_END
 707