board/samsung/universal_c110/universal.c

   1 /*
   2  * Copyright (C) 2009 Samsung Electronics
   3  * Kyungmin Park <kyungmin.park@samsung.com>
   4  * Minkyu Kang <mk7.kang@samsung.com>
   5  *
   6  * See file CREDITS for list of people who contributed to this
   7  * project.
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License as
  11  * published by the Free Software Foundation; either version 2 of
  12  * the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  22  * MA 02111-1307 USA
  23  */
  24
  25 #include <common.h>
  26 #include <i2c.h>
  27 #include <malloc.h>
  28 #include <asm/io.h>
  29 #include <asm/arch/clk.h>
  30 #include <asm/arch/clock.h>
  31 #include <asm/arch/gpio.h>
  32 #include <asm/arch/keypad.h>
  33 #include <asm/arch/mmc.h>
  34 #include <asm/arch/power.h>
  35 #include <asm/arch/mem.h>
  36 #include <asm/arch/hs_otg.h>
  37 #include <asm/arch/regs-otg.h>
  38 #include <asm/arch/rtc.h>
  39 #include <asm/arch/adc.h>
  40 #include <mipi_ddi.h>
  41 #include <asm/errno.h>
  42 #include <fbutils.h>
  43 #include <lcd.h>
  44 #include <dsim.h>
  45 #include <spi.h>
  46 #include <bmp_layout.h>
  47 #include <ramoops.h>
  48 #include <pmic.h>
  49
  50 #include "animation_frames.h"
  51 #include "gpio_setting.h"
  52 #include "usb_mass_storage.h"
  53
  54 DECLARE_GLOBAL_DATA_PTR;
  55
  56 #define C100_MACH_START                 3000
  57 #define C110_MACH_START                 3100
  58
  59 static unsigned int arch_number;
  60 static unsigned int board_rev;
  61 static unsigned int battery_soc;
  62 static struct s5pc110_gpio *gpio;
  63
  64 enum {
  65         I2C_2,
  66         I2C_GPIO3,
  67         I2C_PMIC,
  68         I2C_GPIO5,
  69         I2C_GPIO6,
  70         I2C_GPIO7,
  71         I2C_GPIO10,
  72         I2C_NUM,
  73 };
  74
  75 /*
  76  * i2c 2
  77  * SDA: GPD1[4]
  78  * SCL: GPD1[5]
  79  */
  80 static struct i2c_gpio_bus_data i2c_2 = {
  81         .sda_pin        = 4,
  82         .scl_pin        = 5,
  83 };
  84
  85 /*
  86  * i2c gpio3
  87  * SDA: GPJ3[6]
  88  * SCL: GPJ3[7]
  89  */
  90 static struct i2c_gpio_bus_data i2c_gpio3 = {
  91         .sda_pin        = 6,
  92         .scl_pin        = 7,
  93 };
  94
  95 /*
  96  * i2c pmic
  97  * SDA: GPJ4[0]
  98  * SCL: GPJ4[3]
  99  */
 100 static struct i2c_gpio_bus_data i2c_pmic = {
 101         .sda_pin        = 0,
 102         .scl_pin        = 3,
 103 };
 104
 105 /*
 106  * i2c gpio5
 107  * SDA: MP05[3]
 108  * SCL: MP05[2]
 109  */
 110 static struct i2c_gpio_bus_data i2c_gpio5 = {
 111         .sda_pin        = 3,
 112         .scl_pin        = 2,
 113 };
 114
 115 /*
 116  * i2c gpio6
 117  * SDA: GPJ3[4]
 118  * SCL: GPJ3[5]
 119  */
 120 static struct i2c_gpio_bus_data i2c_gpio6 = {
 121         .sda_pin        = 4,
 122         .scl_pin        = 5,
 123 };
 124
 125 /*
 126  * i2c gpio7 - goni
 127  * SDA: MP05[1]
 128  * SCL: MP05[0]
 129  */
 130 static struct i2c_gpio_bus_data i2c_gpio7 = {
 131         .sda_pin        = 1,
 132         .scl_pin        = 0,
 133 };
 134
 135 /*
 136  * i2c gpio7 - cypress
 137  * SDA: MP05[6]
 138  * SCL: MP05[4]
 139  */
 140 static struct i2c_gpio_bus_data i2c_cypress_gpio7 = {
 141         .sda_pin        = 6,
 142         .scl_pin        = 4,
 143 };
 144
 145 /*
 146  * i2c gpio10
 147  * SDA: GPJ3[0]
 148  * SCL: GPJ3[1]
 149  */
 150 static struct i2c_gpio_bus_data i2c_gpio10 = {
 151         .sda_pin        = 0,
 152         .scl_pin        = 1,
 153 };
 154
 155 static struct i2c_gpio_bus i2c_gpio[I2C_NUM];
 156
 157 u32 get_board_rev(void)
 158 {
 159         return board_rev;
 160 }
 161
 162 static int hwrevision(int rev)
 163 {
 164         return (board_rev & 0xf) == rev;
 165 }
 166
 167 enum {
 168         MACH_UNIVERSAL,
 169         MACH_TICKERTAPE,
 170         MACH_CHANGED,
 171         MACH_P1P2,      /* Don't remove it */
 172         MACH_GEMINUS,
 173         MACH_CYPRESS,
 174
 175         MACH_WMG160 = 160,
 176
 177         MACH_PSEUDO_END,
 178 };
 179
 180 #define SPLIT_SCREEN_FEATURE    0x100
 181
 182 /* board is MACH_AQUILA and board is like below. */
 183 #define J1_B2_BOARD             0x0200
 184 #define LIMO_UNIVERSAL_BOARD    0x0400
 185 #define LIMO_REAL_BOARD         0x0800
 186 #define MEDIA_BOARD             0x1000
 187 #define BAMBOO_BOARD            0x2000
 188
 189 /* board is MACH_GONI and board is like below */
 190 #define S1_BOARD                0x1000
 191 #define HAYDN_BOARD             0x2000
 192 #define KESSLER_BOARD           0x4000
 193 #define SDK_BOARD               0x8000
 194
 195 #define BOARD_MASK              0xFF00
 196
 197 static int c110_machine_id(void)
 198 {
 199         return arch_number - C110_MACH_START;
 200 }
 201
 202 static int mach_is_aquila(void)
 203 {
 204         return arch_number == MACH_TYPE_AQUILA;
 205 }
 206
 207 static int mach_is_tickertape(void)
 208 {
 209         return c110_machine_id() == MACH_TICKERTAPE;
 210 }
 211
 212 static int mach_is_geminus(void)
 213 {
 214         return c110_machine_id() == MACH_GEMINUS;
 215 }
 216
 217 static int mach_is_cypress(void)
 218 {
 219         return c110_machine_id() == MACH_CYPRESS;
 220 }
 221
 222 static int board_is_limo_universal(void)
 223 {
 224         return mach_is_aquila() && (board_rev & LIMO_UNIVERSAL_BOARD);
 225 }
 226
 227 static int board_is_limo_real(void)
 228 {
 229         return mach_is_aquila() && (board_rev & LIMO_REAL_BOARD);
 230 }
 231
 232 static int board_is_bamboo(void)
 233 {
 234         return mach_is_aquila() && (board_rev & BAMBOO_BOARD);
 235 }
 236
 237 static int board_is_media(void)
 238 {
 239         return mach_is_aquila() && (board_rev & MEDIA_BOARD);
 240 }
 241
 242 static int board_is_j1b2(void)
 243 {
 244         return mach_is_aquila() && (board_rev & J1_B2_BOARD);
 245 }
 246
 247 /* Kessler */
 248 static int mach_is_goni(void)
 249 {
 250         return arch_number == MACH_TYPE_GONI;
 251 }
 252
 253 static int board_is_sdk(void)
 254 {
 255         return mach_is_goni() && (board_rev & SDK_BOARD);
 256 }
 257
 258 static int board_is_s1(void)
 259 {
 260         return mach_is_goni() && (board_rev & S1_BOARD);
 261 }
 262
 263
 264 static int board_is_haydn(void)
 265 {
 266         return mach_is_goni() && (board_rev & HAYDN_BOARD);
 267 }
 268
 269 /* DLNA Dongle */
 270 static int mach_is_wmg160(void)
 271 {
 272         return c110_machine_id() == MACH_WMG160;
 273 }
 274
 275 #ifdef CONFIG_AVS_TEST
 276 static int board_has_AVS(void)
 277 {
 278         return board_is_sdk() && hwrevision(6);
 279 }
 280 #else
 281 static int board_has_AVS(void)
 282 {
 283         return 0;
 284 }
 285 #endif
 286
 287 static void check_battery(int mode);
 288 static void check_micro_usb(int intr);
 289
 290 static struct i2c_gpio_bus i2c_gpio[] = {
 291         {
 292                 .bus    = &i2c_2,
 293         }, {
 294                 .bus    = &i2c_gpio3,
 295         }, {
 296                 .bus    = &i2c_pmic,
 297         }, {
 298                 .bus    = &i2c_gpio5,
 299         }, {
 300                 .bus    = &i2c_gpio6,
 301         }, {
 302                 .bus    = &i2c_gpio7,
 303         }, {
 304                 .bus    = &i2c_gpio10,
 305         },
 306 };
 307
 308 void i2c_init_board(void)
 309 {
 310         i2c_gpio[I2C_2].bus = &i2c_2;
 311         i2c_gpio[I2C_GPIO3].bus = &i2c_gpio3;
 312         i2c_gpio[I2C_PMIC].bus = &i2c_pmic;
 313         i2c_gpio[I2C_GPIO5].bus = &i2c_gpio5;
 314         i2c_gpio[I2C_GPIO6].bus = &i2c_gpio6;
 315         i2c_gpio[I2C_GPIO7].bus = &i2c_gpio7;
 316         i2c_gpio[I2C_GPIO10].bus = &i2c_gpio10;
 317
 318         if (mach_is_aquila()) {
 319                 i2c_gpio[I2C_GPIO6].bus->gpio_base = 0;
 320                 i2c_gpio[I2C_GPIO7].bus->gpio_base = 0;
 321         } else if (mach_is_goni()) {
 322                 i2c_gpio[I2C_GPIO7].bus->gpio_base =
 323                         (unsigned int)&gpio->mp0_5;
 324         } else if (mach_is_cypress()) {
 325                 i2c_gpio[I2C_GPIO7].bus = &i2c_cypress_gpio7;
 326                 i2c_gpio[I2C_GPIO7].bus->gpio_base =
 327                         (unsigned int)&gpio->mp0_5;
 328         } else {
 329                 i2c_gpio[I2C_GPIO7].bus->gpio_base = 0;
 330         }
 331
 332         if (board_has_AVS()) { /* no I2C2. it's used by AVS-IEM */
 333                 static int printed = 0;
 334                 struct s5p_gpio_bank *bank =
 335                         (struct s5p_gpio_bank *)(&gpio->d1);
 336                 /* set GPD1CON[4], [5] as IEM_SPWI/SCLK */
 337                 gpio_cfg_pin(bank, 4, 0x2); /* IEM_SCLK */
 338                 gpio_cfg_pin(bank, 5, 0x2); /* IEM_SPWI */
 339
 340                 i2c_gpio[I2C_2].bus->gpio_base = 0;
 341                 if (!printed) {
 342                         puts("(I2C2 Diabled. AVS Mode) ");
 343                         printed = 1;
 344                 }
 345         } else {
 346                 i2c_gpio[I2C_2].bus->gpio_base =
 347                         (unsigned int)&gpio->d1;
 348         }
 349
 350         i2c_gpio[I2C_GPIO3].bus->gpio_base =
 351                 (unsigned int)&gpio->j3;
 352         i2c_gpio[I2C_PMIC].bus->gpio_base =
 353                 (unsigned int)&gpio->j4;
 354         i2c_gpio[I2C_GPIO5].bus->gpio_base =
 355                 (unsigned int)&gpio->mp0_5;
 356         i2c_gpio[I2C_GPIO6].bus->gpio_base =
 357                 (unsigned int)&gpio->j3;
 358
 359         i2c_gpio_init(i2c_gpio, I2C_NUM, I2C_PMIC);
 360
 361         /* Reset on fsa9480 early */
 362         check_micro_usb(1);
 363         /* Reset on max17040 early */
 364         check_battery(1);
 365 }
 366
 367 #ifdef CONFIG_MISC_INIT_R
 368 #define DEV_INFO_LEN            256
 369 static char device_info[DEV_INFO_LEN];
 370 static int display_info;
 371
 372 static void empty_device_info_buffer(void)
 373 {
 374         memset(device_info, 0x0, DEV_INFO_LEN);
 375 }
 376
 377 static void dprintf(const char *fmt, ...)
 378 {
 379         va_list args;
 380         uint i;
 381         char buf[128];
 382
 383         va_start(args, fmt);
 384         i = vsprintf(buf, fmt, args);
 385         va_end(args);
 386
 387         buf[127] = 0;
 388
 389         if ((strlen(device_info) + strlen(buf)) > (DEV_INFO_LEN - 1)) {
 390                 puts("Flushing device info...\n");
 391                 puts(device_info);
 392                 empty_device_info_buffer();
 393         }
 394         strncat(device_info, buf, 127);
 395         puts(buf);
 396 }
 397
 398 #ifdef CONFIG_S5PC1XXFB
 399 static void display_device_info(void)
 400 {
 401         if (!display_info)
 402                 return;
 403
 404         init_font();
 405         set_font_xy(0, 450);
 406         set_font_color(FONT_WHITE);
 407         fb_printf(device_info);
 408         exit_font();
 409
 410         memset(device_info, 0x0, DEV_INFO_LEN);
 411
 412         udelay(5 * 1000 * 1000);
 413 }
 414 #endif
 415
 416 static const char *board_name[] = {
 417         "Universal",
 418         "TickerTape",
 419         "Goni",
 420         "P1P2",         /* Don't remove it */
 421         "Geminus",
 422         "Cypress",
 423         "Limo SDK",
 424 };
 425
 426 enum {
 427         MEM_4G1G1G,
 428         MEM_4G2G1G,
 429         MEM_4G3G1G,
 430         MEM_4G4G1G,
 431 };
 432
 433 static char feature_buffer[32];
 434
 435 static char *display_features(int board, int board_rev)
 436 {
 437         int count = 0;
 438         char *buf = feature_buffer;
 439         char *name = NULL;
 440
 441         if (board == MACH_TYPE_AQUILA) {
 442                 if (board_rev & SPLIT_SCREEN_FEATURE)
 443                         name = "SplitScreen";
 444                 if (board_rev & J1_B2_BOARD)
 445                         name = "J1 B2";
 446                 /* Limo Real or Universal */
 447                 if (board_rev & LIMO_REAL_BOARD)
 448                         name = "Limo Real";
 449                 else if (board_rev & LIMO_UNIVERSAL_BOARD)
 450                         name = "Limo Universal";
 451                 if (board_rev & MEDIA_BOARD)
 452                         name = "Media";
 453                 if (board_rev & BAMBOO_BOARD)
 454                         name = "Bamboo";
 455         } else if (board == MACH_TYPE_GONI) {
 456                 if (board_rev & SDK_BOARD) {
 457                         if (hwrevision(9)) {
 458                                 name = "Kessler";
 459                         } else {
 460                                 if (hwrevision(3))
 461                                         name = "SLP SDK 4.3inch";
 462                                 else if (hwrevision(4))
 463                                         name = "SLP SDK 4.5inch";
 464                                 else
 465                                         name = "SLP SDK";
 466                         }
 467                 }
 468                 if (board_rev & S1_BOARD)
 469                         name = "S1";
 470                 if (board_rev & HAYDN_BOARD)
 471                         name = "Haydn";
 472         }
 473         if (name)
 474                 count += sprintf(buf + count, " - %s", name);
 475
 476         return buf;
 477 }
 478
 479 static char *get_board_name(int board)
 480 {
 481         if (board == MACH_TYPE_AQUILA)
 482                 return "Aquila";
 483         else if (board == MACH_TYPE_GONI)
 484                 return "Goni";
 485         else if (board == MACH_WMG160)
 486                 return "WMG160";
 487         return (char *) board_name[board];
 488 }
 489
 490 static void check_board_revision(int board, int rev)
 491 {
 492         if (board == MACH_TYPE_AQUILA) {
 493                 /* Limo Real or Universal */
 494                 if (rev & LIMO_UNIVERSAL_BOARD)
 495                         board_rev &= ~J1_B2_BOARD;
 496                 if (rev & LIMO_REAL_BOARD)
 497                         board_rev &= ~(J1_B2_BOARD |
 498                                         LIMO_UNIVERSAL_BOARD);
 499                 if (rev & MEDIA_BOARD)
 500                         board_rev &= ~(J1_B2_BOARD |
 501                                         LIMO_UNIVERSAL_BOARD);
 502                 if (rev & BAMBOO_BOARD)
 503                         board_rev &= ~(J1_B2_BOARD |
 504                                         LIMO_UNIVERSAL_BOARD |
 505                                         LIMO_REAL_BOARD |
 506                                         MEDIA_BOARD);
 507         } else if (board == MACH_TYPE_GONI) {
 508                 if (rev & KESSLER_BOARD)
 509                         board_rev &= ~(J1_B2_BOARD |
 510                                         LIMO_UNIVERSAL_BOARD);
 511                 if (rev & SDK_BOARD)
 512                         board_rev &= ~(J1_B2_BOARD |
 513                                         LIMO_UNIVERSAL_BOARD);
 514                 if (rev & S1_BOARD)
 515                         board_rev &= ~(J1_B2_BOARD | LIMO_UNIVERSAL_BOARD |
 516                                         LIMO_REAL_BOARD);
 517                 if (rev & HAYDN_BOARD)
 518                         board_rev &= ~(J1_B2_BOARD | LIMO_UNIVERSAL_BOARD |
 519                                         LIMO_REAL_BOARD);
 520         } else {
 521                 board_rev &= ~BOARD_MASK;
 522         }
 523 }
 524
 525 static unsigned int get_hw_revision(struct s5p_gpio_bank *bank, int hwrev3)
 526 {
 527         unsigned int rev;
 528
 529         gpio_direction_input(bank, 2);
 530         gpio_direction_input(bank, 3);
 531         gpio_direction_input(bank, 4);
 532         gpio_direction_input(bank, hwrev3);
 533
 534         gpio_set_pull(bank, 2, GPIO_PULL_NONE);         /* HWREV_MODE0 */
 535         gpio_set_pull(bank, 3, GPIO_PULL_NONE);         /* HWREV_MODE1 */
 536         gpio_set_pull(bank, 4, GPIO_PULL_NONE);         /* HWREV_MODE2 */
 537         gpio_set_pull(bank, hwrev3, GPIO_PULL_NONE);    /* HWREV_MODE3 */
 538
 539         rev = gpio_get_value(bank, 2);
 540         rev |= (gpio_get_value(bank, 3) << 1);
 541         rev |= (gpio_get_value(bank, 4) << 2);
 542         rev |= (gpio_get_value(bank, hwrev3) << 3);
 543
 544         return rev;
 545 }
 546
 547 static void check_hw_revision(void)
 548 {
 549         unsigned int board = MACH_UNIVERSAL;    /* Default is Universal */
 550         int hwrev3 = 1;
 551
 552         board_rev = 0;
 553
 554         /*
 555          * Note Check 'Aquila' board first
 556          *
 557          * TT: TickerTape
 558          * SS: SplitScreen
 559          * LRA: Limo Real Aquila
 560          * LUA: Limo Universal Aquila
 561          * OA: Old Aquila
 562          * CYP: Cypress
 563          * BB: Bamboo
 564          *
 565          * ADDR = 0xE0200000 + OFF
 566          *
 567          *       OFF    Universal BB   LRA  LUA  OA   TT   SS        CYP
 568          *   J1: 0x0264 0x10      0x10 0x00 0x00 0x00 0x00 0x00
 569          *   J2: 0x0284           0x01 0x10 0x00
 570          *   H1: 0x0C24    W           0x28 0xA8 0x1C                0x0F
 571          *   H3: 0x0C64                0x03 0x07 0x0F
 572          *   D1: 0x00C4 0x0F           0x3F 0x3F 0x0F 0xXC 0x3F
 573          *    I: 0x0224                          0x02 0x00 0x08
 574          * MP03: 0x0324                          0x9x      0xbx 0x9x
 575          * MP05: 0x0364                          0x80      0x88
 576          */
 577
 578         /* C110 Aquila */
 579         if (gpio_get_value(&gpio->j1, 4) == 0) {
 580                 board = MACH_TYPE_AQUILA;
 581                 board_rev |= J1_B2_BOARD;
 582
 583                 gpio_set_pull(&gpio->j2, 6, GPIO_PULL_NONE);
 584                 gpio_direction_input(&gpio->j2, 6);
 585
 586                 /* Check board */
 587                 if (gpio_get_value(&gpio->h1, 2) == 0)
 588                         board_rev |= LIMO_UNIVERSAL_BOARD;
 589
 590                 if (gpio_get_value(&gpio->h3, 2) == 0)
 591                         board_rev |= LIMO_REAL_BOARD;
 592
 593                 if (gpio_get_value(&gpio->j2, 6) == 1)
 594                         board_rev |= MEDIA_BOARD;
 595
 596                 /* set gpio to default value. */
 597                 gpio_set_pull(&gpio->j2, 6, GPIO_PULL_DOWN);
 598                 gpio_direction_output(&gpio->j2, 6, 0);
 599         }
 600
 601         /* Workaround: C110 Aquila Rev0.6 */
 602         if (board_rev == 6) {
 603                 board = MACH_TYPE_AQUILA;
 604                 board_rev |= LIMO_REAL_BOARD;
 605         }
 606
 607         /* C110 Aquila Bamboo */
 608         if (gpio_get_value(&gpio->j2, 0) == 1) {
 609                 board = MACH_TYPE_AQUILA;
 610                 board_rev |= BAMBOO_BOARD;
 611         }
 612
 613         /* C110 TickerTape */
 614         if (gpio_get_value(&gpio->d1, 0) == 0 &&
 615                         gpio_get_value(&gpio->d1, 1) == 0)
 616                 board = MACH_TICKERTAPE;
 617
 618         /* WMG160 - GPH3[0:4] = 0x00 */
 619         if (board == MACH_TICKERTAPE) {
 620                 int i, wmg160 = 1;
 621
 622                 for (i = 0; i < 4; i++) {
 623                         if (gpio_get_value(&gpio->h3, i) != 0) {
 624                                 wmg160 = 0;
 625                                 break;
 626                         }
 627                 }
 628                 if (wmg160) {
 629                         board = MACH_WMG160;
 630                         hwrev3 = 7;
 631                 }
 632         }
 633
 634         /* C110 Geminus for rev0.0 */
 635         gpio_set_pull(&gpio->j1, 2, GPIO_PULL_NONE);
 636         gpio_direction_input(&gpio->j1, 2);
 637         if (gpio_get_value(&gpio->j1, 2) == 1) {
 638                 board = MACH_GEMINUS;
 639                 if ((board_rev & ~BOARD_MASK) == 3)
 640                         board_rev &= ~0xff;
 641         }
 642         gpio_set_pull(&gpio->j1, 2, GPIO_PULL_DOWN);
 643         gpio_direction_output(&gpio->j1, 2, 0);
 644
 645         /* C110 Geminus for rev0.1 ~ */
 646         gpio_set_pull(&gpio->j0, 6, GPIO_PULL_NONE);
 647         gpio_direction_input(&gpio->j0, 6);
 648         if (gpio_get_value(&gpio->j0, 6) == 1) {
 649                 board = MACH_GEMINUS;
 650                 hwrev3 = 7;
 651         }
 652         gpio_set_pull(&gpio->j0, 6, GPIO_PULL_DOWN);
 653
 654         /* Kessler MP0_5[6] == 1 */
 655         gpio_direction_input(&gpio->mp0_5, 6);
 656         if (gpio_get_value(&gpio->mp0_5, 6) == 1) {
 657                 /* Cypress: Do this for cypress */
 658                 gpio_set_pull(&gpio->j2, 2, GPIO_PULL_NONE);
 659                 gpio_direction_input(&gpio->j2, 2);
 660                 if (gpio_get_value(&gpio->j2, 2) == 1) {
 661                         board = MACH_CYPRESS;
 662                         gpio_direction_output(&gpio->mp0_5, 6, 0);
 663                 } else {
 664                         board = MACH_TYPE_GONI;
 665                         board_rev |= KESSLER_BOARD;
 666 #if 0
 667                         /* workaround: temporarily use sdk rev0.5 */
 668                         board_rev |= SDK_BOARD;
 669
 670 #endif
 671                         /* Limo SDK MP0_5[4] == 1 */
 672                         gpio_direction_input(&gpio->mp0_5, 4);
 673                         if (gpio_get_value(&gpio->mp0_5, 4) == 1) {
 674                                 board_rev &= ~KESSLER_BOARD;
 675
 676 #if 0
 677                                 /* Haydn MP0_4[0] == 1 */
 678                                 gpio_direction_input(
 679                                                 &gpio->mp0_4, 0);
 680                                 if (gpio_get_value(
 681                                                         &gpio->mp0_4, 0) == 1)
 682                                         board_rev |= HAYDN_BOARD;
 683                                 else
 684 #endif
 685                                         board_rev |= SDK_BOARD;
 686                         }
 687
 688                 }
 689                 gpio_set_pull(&gpio->j2, 2, GPIO_PULL_DOWN);
 690                 hwrev3 = 7;
 691         } else {
 692                 gpio_direction_output(&gpio->mp0_5, 6, 0);
 693                 /* Goni S1 board detection */
 694                 if (board == MACH_TICKERTAPE) {
 695                         board = MACH_TYPE_GONI;
 696                         board_rev |= S1_BOARD;
 697                         hwrev3 = 7;
 698                 }
 699         }
 700
 701         board_rev |= get_hw_revision(&gpio->j0, hwrev3);
 702
 703         /* Set machine id */
 704         if (board < MACH_PSEUDO_END)
 705                 arch_number = C110_MACH_START + board;
 706         else
 707                 arch_number = board;
 708 }
 709
 710 static void check_cpu_revision(void)
 711 {
 712         int board;
 713
 714         /*
 715          * Workaround for Rev 0.3 + CP Ver ES 3.1
 716          * it's Rev 0.4
 717          */
 718         if (board_is_limo_real()) {
 719                 if (hwrevision(0)) {
 720                         /* default is Rev 0.4 */
 721                         board_rev &= ~0xf;
 722                         board_rev |= 0x4;
 723                 }
 724         }
 725
 726         if (mach_is_goni() || mach_is_aquila())
 727                 board = arch_number;
 728         else
 729                 board = arch_number - C110_MACH_START;
 730
 731         check_board_revision(board, board_rev);
 732
 733         /* Set CPU Revision */
 734         if (mach_is_aquila()) {
 735                 if (board_is_limo_real()) {
 736                         if ((board_rev & 0xf) < 8)
 737                                 s5p_set_cpu_rev(0);
 738                 } else if (board_is_bamboo())
 739                         s5p_set_cpu_rev(0);
 740         } else if (mach_is_goni()) {
 741                 if (board_is_sdk() && (hwrevision(2) || hwrevision(4) ||
 742                                         hwrevision(5) || hwrevision(6)))
 743                         s5p_set_cpu_rev(2);     /* EVT1-Fused */
 744                 else
 745                         s5p_set_cpu_rev(1);
 746         } else if (mach_is_geminus()) {
 747                 if ((board_rev & 0xf) < 1)
 748                         s5p_set_cpu_rev(0);
 749         } else if (mach_is_cypress()) {
 750                 s5p_set_cpu_rev(1);
 751         } else if (mach_is_wmg160()) {
 752                 if (hwrevision(5))
 753                         s5p_set_cpu_rev(0);
 754                 else
 755                         s5p_set_cpu_rev(2);
 756         } else {
 757                 s5p_set_cpu_rev(0);
 758         }
 759
 760         writel(0xc1100000 | (0xffff & (s5p_get_cpu_rev() ? 1 : 0)),
 761                                 S5PC110_INFORM3);
 762
 763 }
 764
 765 static void show_hw_revision(void)
 766 {
 767         int board;
 768
 769         if (mach_is_goni() || mach_is_aquila())
 770                 board = arch_number;
 771         else
 772                 board = arch_number - C110_MACH_START;
 773
 774         check_board_revision(board, board_rev);
 775
 776         empty_device_info_buffer();
 777         dprintf("HW Revision:\t%x (%s%s) %s\n",
 778                 board_rev, get_board_name(board),
 779                 display_features(board, board_rev),
 780                 s5p_get_cpu_rev() ? "" : "EVT0");
 781 }
 782
 783 void get_rev_info(char *rev_info)
 784 {
 785         int board;
 786
 787         if (mach_is_goni() || mach_is_aquila())
 788                 board = arch_number;
 789         else
 790                 board = arch_number - C110_MACH_START;
 791
 792         check_board_revision(board, board_rev);
 793
 794         sprintf(rev_info, "HW Revision: %x (%s%s) %s\n",
 795                 board_rev, get_board_name(board),
 796                 display_features(board, board_rev),
 797                 s5p_get_cpu_rev() ? "" : "EVT0");
 798 }
 799
 800 static void check_auto_burn(void)
 801 {
 802         unsigned long magic_base = CONFIG_SYS_SDRAM_BASE + 0x02000000;
 803         unsigned int count = 0;
 804         char buf[64];
 805
 806         /* OneNAND */
 807         if (readl(magic_base) == 0x426f6f74) {  /* ASICC: Boot */
 808                 puts("Auto burning bootloader\n");
 809                 count += sprintf(buf + count, "run updateb; ");
 810         }
 811         /* MMC */
 812         if (readl(magic_base) == 0x654D4D43) {  /* ASICC: eMMC */
 813                 puts("Auto burning bootloader (eMMC)\n");
 814                 count += sprintf(buf + count, "run updatemmc; ");
 815         }
 816         if (readl(magic_base + 0x04) == 0x4b65726e) {   /* ASICC: Kern */
 817                 puts("Auto burning kernel\n");
 818                 count += sprintf(buf + count, "run updatek; ");
 819         }
 820         /* Backup u-boot in eMMC */
 821         if (readl(magic_base + 0x8) == 0x4261636B) {    /* ASICC: Back */
 822                 puts("Auto buring u-boot image (boot partition2 in eMMC)\n");
 823                 count += sprintf(buf + count, "run updatebackup; ");
 824         }
 825
 826         if (count) {
 827                 count += sprintf(buf + count, "reset");
 828                 setenv("bootcmd", buf);
 829         }
 830
 831         /* Clear the magic value */
 832         memset((void*) magic_base, 0, 2);
 833 }
 834
 835 static void pmic_pin_init(void)
 836 {
 837         unsigned int reg, value;
 838
 839         /* AP_PS_HOLD: XEINT_0: GPH0[0]
 840          * Note: Don't use GPIO PS_HOLD it doesn't work
 841          */
 842         reg = S5PC110_PS_HOLD_CONTROL;
 843         value = readl(reg);
 844         value |= S5PC110_PS_HOLD_DIR_OUTPUT |
 845                 S5PC110_PS_HOLD_DATA_HIGH |
 846                 S5PC110_PS_HOLD_OUT_EN;
 847         writel(value, reg);
 848
 849         /* nPOWER: XEINT_22: GPH2[6] interrupt mode */
 850         gpio_cfg_pin(&gpio->h2, 6, GPIO_IRQ);
 851         gpio_set_pull(&gpio->h2, 6, GPIO_PULL_UP);
 852 }
 853
 854 static void enable_ldos(void)
 855 {
 856         /* TOUCH_EN: XMMC3DATA_3: GPG3[6] output high */
 857         gpio_direction_output(&gpio->g3, 6, 1);
 858 }
 859
 860 static void enable_t_flash(void)
 861 {
 862         if (!(board_is_limo_universal() || board_is_limo_real()))
 863                 return;
 864
 865         /* T_FLASH_EN : XM0ADDR_13: MP0_5[4] output high */
 866         gpio_direction_output(&gpio->mp0_5, 4, 1);
 867 }
 868
 869 static void setup_limo_real_gpios(void)
 870 {
 871         if (!board_is_limo_real())
 872                 return;
 873
 874         /*
 875          * Note: Please write GPIO alphabet order
 876          */
 877         if (hwrevision(0))
 878                 /* RESET_REQ_N: XM0BEN_1: MP0_2[1] output high */
 879                 gpio_direction_output(&gpio->mp0_2, 1, 1);
 880         else
 881                 /* RESET_REQ_N: XM0CSn_2: MP0_1[2] output high */
 882                 gpio_direction_output(&gpio->mp0_1, 2, 1);
 883 }
 884
 885 static void setup_media_gpios(void)
 886 {
 887         if (!board_is_media())
 888                 return;
 889
 890         /*
 891          * Note: Please write GPIO alphabet order
 892          */
 893         /* RESET_REQ_N: XM0CSn_2: MP0_1[2] output high */
 894         gpio_direction_output(&gpio->mp0_1, 2, 1);
 895 }
 896
 897 static void check_battery(int mode)
 898 {
 899         unsigned char val[2];
 900         unsigned char addr = 0x36;      /* max17040 fuel gauge */
 901
 902         i2c_set_bus_num(I2C_GPIO3);
 903
 904         if (mach_is_aquila()) {
 905                 if (board_is_j1b2())
 906                         return;
 907         } else if (mach_is_goni()) {
 908                 i2c_set_bus_num(I2C_GPIO7);
 909         } else if (mach_is_cypress()) {
 910                 i2c_set_bus_num(I2C_GPIO7);
 911         } else if (mach_is_geminus()) {
 912                 if (hwrevision(1))
 913                         i2c_set_bus_num(I2C_GPIO7);
 914         } else
 915                 return;
 916
 917         if (i2c_probe(addr)) {
 918                 puts("Can't found max17040 fuel gauge\n");
 919                 return;
 920         }
 921
 922         /* mode 0: check mode / 1: enable mode */
 923         if (mode) {
 924                 val[0] = 0x40;
 925                 val[1] = 0x00;
 926                 i2c_write(addr, 0xfe, 1, val, 2);
 927         } else {
 928                 i2c_read(addr, 0x04, 1, val, 1);
 929                 dprintf("battery:\t%d%%\n", val[0]);
 930                 battery_soc = val[0];
 931         }
 932 }
 933
 934 static void check_mhl(void)
 935 {
 936         unsigned char val[2];
 937         unsigned char addr = 0x39;      /* SIL9230 */
 938
 939         /* MHL Power enable */
 940         /* HDMI_EN : GPJ2[2] XMSMDATA_2 output mode */
 941         gpio_direction_output(&gpio->j2, 2, 1);
 942
 943         /* MHL_RST : MP0_4[7] XM0ADDR_7 output mode */
 944         gpio_direction_output(&gpio->mp0_4, 7, 0);
 945
 946         /* 10ms required after reset */
 947         udelay(10000);
 948
 949         /* output enable */
 950         gpio_set_value(&gpio->mp0_4, 7, 1);
 951
 952         i2c_set_bus_num(I2C_GPIO5);
 953
 954         /* set usb path */
 955         if (i2c_probe(addr)) {
 956                 puts("Can't found MHL Chip\n");
 957                 return;
 958         }
 959
 960         /*
 961          * System Control #1
 962          * set to Normal operation
 963          */
 964         val[0] = 0x35;
 965         i2c_write((0x72 >> 1), 0x08, 1, val, 1);
 966         i2c_read((0x72 >> 1), 0x08, 1, val, 1);
 967
 968         /*
 969          * MHL TX Control #1
 970          * TERM_MODE [7:6]
 971          * 00 = MHL termination ON
 972          * 11 = MHL termination OFF
 973          */
 974         val[0] = 0xd0;
 975         i2c_write((0x72 >> 1), 0xa0, 1, val, 1);
 976         i2c_read((0x72 >> 1), 0xa0, 1, val, 1);
 977 }
 978
 979 static int max8998_probe(void)
 980 {
 981         unsigned char addr = 0xCC >> 1;
 982
 983         i2c_set_bus_num(I2C_PMIC);
 984
 985         if (i2c_probe(addr)) {
 986                 puts("Can't found max8998\n");
 987                 return 1;
 988         }
 989
 990         return 0;
 991 }
 992
 993 #define CHARGER_ANIMATION_FRAME         6
 994 static void max8998_clear_interrupt(void)
 995 {
 996         unsigned char addr, val[2];
 997         addr = 0xCC >> 1;
 998
 999         if (max8998_probe())
1000                 return;
1001
1002         i2c_read(addr, 0x00, 1, val, 1);
1003         i2c_read(addr, 0x01, 1, val, 1);
1004         i2c_read(addr, 0x02, 1, val, 1);
1005         i2c_read(addr, 0x03, 1, val, 1);
1006 }
1007
1008 static int poweron_key_check(void)
1009 {
1010         unsigned char addr, val[2];
1011
1012         addr = 0xCC >> 1;
1013         if (max8998_probe())
1014                 return 0;
1015
1016         i2c_read(addr, 0x02, 1, val, 1);
1017         return val[0] & 0x1;
1018 }
1019
1020 int check_exit_key(void)
1021 {
1022         return poweron_key_check();
1023 }
1024
1025 static int max8998_power_key(void)
1026 {
1027         unsigned char addr, val[2];
1028         addr = 0xCC >> 1;
1029
1030         if (max8998_probe())
1031                 return 0;
1032
1033         /* Accessing IRQ1 register */
1034         i2c_read(addr, 0x00, 1, val, 1);
1035         if (val[0] & (1 << 6))
1036                 return 1;
1037
1038         return 0;
1039 }
1040
1041 static int power_key_check(void)
1042 {
1043         unsigned char addr, val[2];
1044
1045         addr = 0xCC >> 1;
1046
1047         if (max8998_probe())
1048                 return 0;
1049
1050         /* power_key check */
1051         i2c_read(addr, 0x00, 1, val, 1);
1052         return val[0] & (1 << 7);
1053 }
1054
1055 #define KBR3            (1 << 3)
1056 #define KBR2            (1 << 2)
1057 #define KBR1            (1 << 1)
1058 #define KBR0            (1 << 0)
1059
1060 static void check_keypad(void)
1061 {
1062         unsigned int reg, value;
1063         unsigned int col_num, row_num;
1064         unsigned int col_mask;
1065         unsigned int col_mask_shift;
1066         unsigned int row_state[4];
1067         unsigned int i, power_key;
1068         unsigned int auto_download = 0;
1069
1070         if (mach_is_wmg160())
1071                 return;
1072
1073         if (board_is_limo_real() || board_is_limo_universal()) {
1074                 row_num = 2;
1075                 col_num = 3;
1076         } else {
1077                 row_num = 4;
1078                 col_num = 4;
1079         }
1080
1081         for (i = 0; i < row_num; i++) {
1082                 if (board_is_sdk() &&
1083                                 (hwrevision(3) || hwrevision(4)) && i == 0)
1084                         continue;
1085
1086                 /* Set GPH3[3:0] to KP_ROW[3:0] */
1087                 gpio_cfg_pin(&gpio->h3, i, 0x3);
1088                 gpio_set_pull(&gpio->h3, i, GPIO_PULL_UP);
1089         }
1090
1091         for (i = 0; i < col_num; i++)
1092                 /* Set GPH2[3:0] to KP_COL[3:0] */
1093                 gpio_cfg_pin(&gpio->h2, i, 0x3);
1094
1095         reg = S5PC110_KEYPAD_BASE;
1096         col_mask = S5PC110_KEYIFCOLEN_MASK;
1097         col_mask_shift = 8;
1098
1099         /* KEYIFCOL reg clear */
1100         writel(0, reg + S5PC1XX_KEYIFCOL_OFFSET);
1101
1102         /* power_key check */
1103         power_key = power_key_check();
1104
1105         /* key_scan */
1106         for (i = 0; i < col_num; i++) {
1107                 value = col_mask;
1108                 value &= ~(1 << i) << col_mask_shift;
1109
1110                 writel(value, reg + S5PC1XX_KEYIFCOL_OFFSET);
1111                 udelay(1000);
1112
1113                 value = readl(reg + S5PC1XX_KEYIFROW_OFFSET);
1114                 row_state[i] = ~value & ((1 << row_num) - 1);
1115         }
1116
1117         /* KEYIFCOL reg clear */
1118         writel(0, reg + S5PC1XX_KEYIFCOL_OFFSET);
1119
1120         if (mach_is_aquila() || mach_is_goni()) {
1121                 /* volume down */
1122                 if (row_state[1] & 0x2)
1123                         display_info = 1;
1124                 if (board_is_sdk() && hwrevision(0)) {
1125                         /* home & volume down
1126                          * or hold key & volume down*/
1127                         if ((power_key || (row_state[1] & 0x1))
1128                                                 && (row_state[1] & 0x2))
1129                                 auto_download = 1;
1130                 } else if (board_is_sdk() && hwrevision(2)) {
1131                         /* cam full shot & volume down
1132                          * or hold key & volume down */
1133                         if ((power_key || (row_state[1] & 0x6))
1134                                                 && (row_state[2] & 0x4))
1135                                 auto_download = 1;
1136                 } else if (board_is_sdk() && (hwrevision(3) || hwrevision(4) ||
1137                                                 hwrevision(6))) {
1138                         /* cam full shot & volume down
1139                          * or hold key & volume down */
1140                         if ((power_key || (row_state[1] & 0x6))
1141                                                 && (row_state[2] & 0x4))
1142                                 auto_download = 1;
1143                 } else {
1144                         /* cam full shot & volume down
1145                          * or hold key & volume down */
1146                         if ((power_key || (row_state[0] & 0x1))
1147                                                 && (row_state[1] & 0x2))
1148                                 auto_download = 1;
1149                 }
1150         } else if (mach_is_geminus())
1151                 /* volume down & home or hold key & volume down */
1152                 if ((row_state[1] & 0x2) && ((power_key || row_state[2] & 0x1)))
1153                         auto_download = 1;
1154
1155         if (auto_download)
1156                 setenv("bootcmd", "usbdown");
1157 }
1158
1159
1160 static int max8998_has_ext_power_source(void)
1161 {
1162         unsigned char addr, val[2];
1163         addr = 0xCC >> 1;
1164
1165         if (max8998_probe())
1166                 return 0;
1167
1168         /* Accessing STATUS2 register */
1169         i2c_read(addr, 0x09, 1, val, 1);
1170         if (val[0] & (1 << 5))
1171                 return 1;
1172
1173         return 0;
1174 }
1175
1176 struct thermister_stat {
1177         short centigrade;
1178         unsigned short adc;
1179 };
1180
1181 static struct thermister_stat adc_to_temperature_data[] = {
1182         { .centigrade = -20,    .adc = 1856, },
1183         { .centigrade = -15,    .adc = 1799, },
1184         { .centigrade = -10,    .adc = 1730, },
1185         { .centigrade = -5,     .adc = 1649, },
1186         { .centigrade = 0,      .adc = 1556, },
1187         { .centigrade = 5,      .adc = 1454, },
1188         { .centigrade = 10,     .adc = 1343, },
1189         { .centigrade = 15,     .adc = 1227, },
1190         { .centigrade = 20,     .adc = 1109, },
1191         { .centigrade = 25,     .adc = 992, },
1192         { .centigrade = 30,     .adc = 880, },
1193         { .centigrade = 35,     .adc = 773, },
1194         { .centigrade = 40,     .adc = 675, },
1195         { .centigrade = 45,     .adc = 586, },
1196         { .centigrade = 50,     .adc = 507, },
1197         { .centigrade = 55,     .adc = 436, },
1198         { .centigrade = 58,     .adc = 399, },
1199         { .centigrade = 63,     .adc = 343, },
1200         { .centigrade = 65,     .adc = 322, },
1201 };
1202
1203 #ifndef USHRT_MAX
1204 #define USHRT_MAX       0xFFFFU
1205 #endif
1206 static int adc_to_temperature_centigrade(unsigned short adc)
1207 {
1208         int i;
1209         int approximation;
1210         /* low_*: Greatest Lower Bound,
1211          *          *          *          * high_*: Smallest Upper Bound */
1212         int low_temp = 0, high_temp = 0;
1213         unsigned short low_adc = 0, high_adc = USHRT_MAX;
1214         for (i = 0; i < ARRAY_SIZE(adc_to_temperature_data); i++) {
1215                 if (adc_to_temperature_data[i].adc <= adc &&
1216                                 adc_to_temperature_data[i].adc >= low_adc) {
1217                         low_temp = adc_to_temperature_data[i].centigrade;
1218                         low_adc = adc_to_temperature_data[i].adc;
1219                 }
1220                 if (adc_to_temperature_data[i].adc >= adc &&
1221                                 adc_to_temperature_data[i].adc <= high_adc) {
1222                         high_temp = adc_to_temperature_data[i].centigrade;
1223                         high_adc = adc_to_temperature_data[i].adc;
1224                 }
1225         }
1226
1227         /* Linear approximation between cloest low and high,
1228          * which is the weighted average of the two. */
1229
1230         /* The following equation is correct only when the two are different */
1231         if (low_adc == high_adc)
1232                 return low_temp;
1233         if (ARRAY_SIZE(adc_to_temperature_data) < 2)
1234                 return 20; /* The room temperature */
1235         if (low_adc == 0)
1236                 return high_temp;
1237         if (high_adc == USHRT_MAX)
1238                 return low_temp;
1239
1240         approximation = low_temp * (adc - low_adc) +
1241                 high_temp * (high_adc - adc);
1242         approximation /= high_adc - low_adc;
1243
1244         return approximation;
1245 }
1246
1247 static int adc_get_average_ambient_temperature(void)
1248 {
1249         if (mach_is_goni()) {
1250                 unsigned short min = USHRT_MAX;
1251                 unsigned short max = 0;
1252                 unsigned int sum = 0;
1253                 unsigned int measured = 0;
1254                 int i;
1255
1256                 run_command("pmic ldo 4 on", 0);
1257
1258                 for (i = 0; i < 7; i++) {
1259                         unsigned short measurement = get_adc_value(6);
1260                         sum += measurement;
1261                         measured++;
1262                         if (min > measurement)
1263                                 min = measurement;
1264                         if (max < measurement)
1265                                 max = measurement;
1266                 }
1267
1268                 run_command("pmic ldo 4 off", 0);
1269
1270                 if (measured >= 3) {
1271                         measured -= 2;
1272                         sum -= min;
1273                         sum -= max;
1274                 }
1275                 sum /= measured;
1276                 printf("Average Ambient Temperature = %d(ADC=%d)\n",
1277                                 adc_to_temperature_centigrade(sum), sum);
1278                 return adc_to_temperature_centigrade(sum);
1279         }
1280
1281         return 20; /* 20 Centigrade */
1282 }
1283
1284 enum temperature_level {
1285         _TEMP_OK,
1286         _TEMP_OK_HIGH,
1287         _TEMP_OK_LOW,
1288         _TEMP_TOO_HIGH,
1289         _TEMP_TOO_LOW,
1290 };
1291
1292 static enum temperature_level temperature_check(void)
1293 {
1294         int temp = adc_get_average_ambient_temperature();
1295         if (temp < -5)
1296                 return _TEMP_TOO_LOW;
1297         if (temp < 0)
1298                 return _TEMP_OK_LOW;
1299         if (temp > 63)
1300                 return _TEMP_TOO_HIGH;
1301         if (temp > 58)
1302                 return _TEMP_OK_HIGH;
1303         return _TEMP_OK;
1304 }
1305
1306 extern void lcd_display_clear(void);
1307 extern int lcd_display_bitmap(ulong bmp_image, int x, int y);
1308
1309 static void charger_en(int enable)
1310 {
1311         /* 0: disable
1312          * 600: 600mA
1313          * 475: 475mA
1314          */
1315         unsigned char addr = 0xCC >> 1; /* max8998 */
1316         unsigned char val[2];
1317
1318         if (max8998_probe())
1319                 return;
1320
1321         if (!enable) {
1322                 puts("Disable the charger.\n");
1323                 i2c_read(addr, 0x0D, 1, val, 1);
1324                 val[0] &= ~(0x1);
1325                 val[0] |= 0x1;
1326                 i2c_write(addr, 0x0D, 1, val, 1);
1327         } else {
1328                 i2c_read(addr, 0x0C, 1, val, 1);
1329                 val[0] &= ~(0x7 << 0);
1330                 val[0] &= ~(0x7 << 5);
1331                 if (enable == 600) {
1332                         val[0] |= 5; /* 600mA */
1333                         val[0] |= (3 << 5); /* Stop at 150mA (25%) */
1334                 } else { /* Assume 475 mA */
1335                         enable = 475;
1336                         val[0] |= 2; /* 475mA */
1337                         val[0] |= (4 << 5); /* Stop at 142.5mA (30%) */
1338                 }
1339                 i2c_write(addr, 0x0C, 1, val, 1);
1340
1341                 i2c_read(addr, 0x0D, 1, val, 1);
1342                 val[0] &= ~(0x1);
1343                 i2c_write(addr, 0x0D, 1, val, 1);
1344                 printf("Enable the charger @ %dmA\n", enable);
1345         }
1346 }
1347
1348 void lcd_power_on(unsigned int onoff);
1349 extern int do_sleep(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
1350 extern int drv_lcd_init_resume(void);
1351
1352 static void into_charge_mode(void)
1353 {
1354         struct s5pc110_rtc *rtc = (struct s5pc110_rtc *)S5PC110_RTC_BASE;
1355         enum temperature_level previous_state = _TEMP_OK;
1356         unsigned int level;
1357         int i, j;
1358         bmp_image_t *bmp;
1359         unsigned long len;
1360         ulong bmp_addr[CHARGER_ANIMATION_FRAME];
1361         unsigned int reg, wakeup_stat;
1362         int charger_speed = 600;
1363
1364         max8998_clear_interrupt();
1365
1366         puts("Charge Mode\n");
1367         charger_en(charger_speed);
1368
1369 #ifdef CONFIG_S5PC1XXFB
1370         init_font();
1371
1372         /* TODO: write the image-text for the charger */
1373
1374         level = battery_soc * CHARGER_ANIMATION_FRAME / 100;
1375         if (level >= CHARGER_ANIMATION_FRAME)
1376                 level = CHARGER_ANIMATION_FRAME - 1;
1377
1378         for (i = 0; i < CHARGER_ANIMATION_FRAME; i++)
1379                 bmp_addr[i] = (ulong)battery_charging_animation[i];
1380
1381         lcd_display_clear();
1382         for (i = 0; i < 3; i++) {
1383                 for (j = level; j < CHARGER_ANIMATION_FRAME; j++) {
1384                         int k;
1385
1386                         bmp = gunzip_bmp(bmp_addr[j], &len);
1387                         lcd_display_bitmap((ulong)bmp, 140, 202);
1388                         free(bmp);
1389
1390                         for (k = 0; k < 10; k++) {
1391                                 if (max8998_power_key()) {
1392                                         lcd_display_clear();
1393                                         goto restore_screen;
1394                                 } else if (!max8998_has_ext_power_source()) {
1395                                         lcd_display_clear();
1396                                         goto restore_screen;
1397                                 } else {
1398                                         udelay(100 * 1000);
1399                                 }
1400                         }
1401                 }
1402         }
1403         exit_font();
1404
1405         /* Disable the display to prevent flickering */
1406         /* TODO: how to reenable the display later? */
1407         lcd_power_on(0);
1408 #endif
1409
1410         do {
1411                 unsigned int org, org_ip3;
1412
1413                 empty_device_info_buffer();
1414                 if (max8998_power_key())
1415                         break;
1416                 else if (!max8998_has_ext_power_source())
1417                         break;
1418
1419                 /* Enable RTC, SYSTIMER, ADC at CLKGATE IP3 */
1420                 org_ip3 = readl(0xE010046C);
1421                 writel(org_ip3 | (1 << 15) | (1 << 16) | (1 << 24), 0xE010046C);
1422
1423                 reg = org = readl(&rtc->rtccon);
1424                 reg |= (1 << 0);
1425                 writel(reg, &rtc->rtccon);
1426
1427                 reg = readl(&rtc->rtccon);
1428                 writel(reg | (1 << 3), &rtc->rtccon);
1429                 udelay(10);
1430                 writel(reg & ~(1 << 3), &rtc->rtccon);
1431                 udelay(10);
1432
1433                 reg = readl(&rtc->rtccon);
1434                 reg &= ~((1 << 8) | (0xF << 4));
1435                 reg |= (1 << 8) | (0xD << 4); /* D: 4 Hz, 9: 64 Hz */
1436                 writel(reg, &rtc->rtccon);
1437
1438                 reg = 15 * 4 - 1; /* 15 sec */
1439                 writel(reg, &rtc->ticcnt);
1440
1441                 /* EVT0: sleep 1, EVT1: sleep */
1442                 if (cpu_is_s5pc110()) {
1443                         char *name = "dummy";
1444                         char *usage = "N/A";
1445                         char *help = NULL;
1446                         cmd_tbl_t ctt;
1447                         ctt.name = name;
1448                         ctt.usage = usage;
1449                         ctt.help = help;
1450
1451                         if (s5p_get_cpu_rev() == 0) {
1452                                 char *argv[] = {"1", "1"};
1453                                 wakeup_stat = do_sleep(&ctt, 0, 2, argv);
1454                         } else {
1455                                 char *argv[] = {"0", "0"};
1456                                 wakeup_stat = do_sleep(&ctt, 0, 1, argv);
1457                         }
1458                 }
1459
1460                 /* Check TEMP HIGH/LOW */
1461                 switch (temperature_check()) {
1462                 case _TEMP_OK:
1463                         charger_en(charger_speed);
1464                         previous_state = _TEMP_OK;
1465                         break;
1466                 case _TEMP_TOO_LOW:
1467                         charger_en(0);
1468                         previous_state = _TEMP_TOO_LOW;
1469                         break;
1470                 case _TEMP_TOO_HIGH:
1471                         charger_en(0);
1472                         previous_state = _TEMP_TOO_HIGH;
1473                         break;
1474                 case _TEMP_OK_LOW:
1475                         if (previous_state == _TEMP_TOO_LOW) {
1476                                 charger_en(0);
1477                         } else {
1478                                 charger_en(charger_speed);
1479                                 previous_state = _TEMP_OK;
1480                         }
1481                         break;
1482                 case _TEMP_OK_HIGH:
1483                         if (previous_state == _TEMP_TOO_HIGH) {
1484                                 charger_en(0);
1485                         } else {
1486                                 charger_en(charger_speed);
1487                                 previous_state = _TEMP_OK;
1488                         }
1489                         break;
1490                 }
1491
1492                 writel(org, &rtc->rtccon);
1493                 writel(org_ip3, 0xE010046C);
1494
1495         } while (wakeup_stat == 0x04); /* RTC TICK */
1496
1497 #ifdef CONFIG_S5PC1XXFB
1498 restore_screen:
1499         /* TODO: Reenable logo display (not working yet) */
1500         lcd_power_on(1);
1501         drv_lcd_init_resume();
1502 #endif
1503 }
1504
1505 #define S5PC110_RST_STAT        0xE010A000
1506
1507 #define SWRESET                 (1 << 3)
1508 #define WDTRESET                (1 << 2)
1509 #define WARMRESET               (1 << 1)
1510 #define EXTRESET                (1 << 0)
1511
1512 static int get_reset_status(void)
1513 {
1514         return readl(S5PC110_RST_STAT) & 0xf;
1515 }
1516
1517 static void check_reset_status(void)
1518 {
1519         int status = get_reset_status();
1520
1521         puts("Reset Status: ");
1522
1523         switch (status) {
1524         case EXTRESET:
1525                 puts("Pin(Ext) Reset\n");
1526                 break;
1527         case WARMRESET:
1528                 puts("Warm Reset\n");
1529                 break;
1530         case WDTRESET:
1531                 puts("Watchdog Reset\n");
1532                 break;
1533         case SWRESET:
1534                 puts("S/W Reset\n");
1535                 break;
1536         default:
1537                 printf("Unknown (0x%x)\n", status);
1538         }
1539 }
1540
1541 static int fsa9480_probe(void)
1542 {
1543         unsigned char addr = 0x25;
1544
1545         if (board_is_limo_real()) {
1546                 if (hwrevision(0) || hwrevision(1))
1547                         return 1;
1548         }
1549
1550         i2c_set_bus_num(I2C_PMIC);
1551
1552         if (mach_is_goni()) {
1553                 i2c_set_bus_num(I2C_GPIO6);
1554         } else if (mach_is_cypress()) {
1555                 i2c_set_bus_num(I2C_GPIO6);
1556         } else if (mach_is_geminus()) {
1557                 if (hwrevision(1))
1558                         i2c_set_bus_num(I2C_GPIO6);
1559         } else if (mach_is_wmg160()) {
1560                 i2c_set_bus_num(I2C_GPIO6);
1561         }
1562
1563         if (i2c_probe(addr)) {
1564                 puts("Can't found fsa9480\n");
1565                 return 1;
1566         }
1567
1568         return 0;
1569 }
1570
1571 static void check_micro_usb(int intr)
1572 {
1573         unsigned char addr;
1574         unsigned char val[2];
1575         static int started_charging_once = 0;
1576         char *path;
1577
1578         if (fsa9480_probe())
1579                 return;
1580
1581         addr = 0x25;            /* fsa9480 */
1582
1583         /* Clear Interrupt */
1584         if (intr) {
1585                 i2c_read(addr, 0x03, 1, val, 2);
1586                 return;
1587         }
1588
1589         /* Read Device Type 1 */
1590         i2c_read(addr, 0x0a, 1, val, 1);
1591
1592 #define FSA_DEV1_CHARGER        (1 << 6)
1593 #define FSA_DEV1_UART           (1 << 3)
1594 #define FSA_DEV1_USB            (1 << 2)
1595 #define FSA_DEV2_JIG_USB_OFF    (1 << 1)
1596 #define FSA_DEV2_JIG_USB_ON     (1 << 0)
1597
1598         /*
1599          * If USB, use default 475mA
1600          * If Charger, use 600mA and go to charge mode
1601          */
1602         if ((val[0] & FSA_DEV1_CHARGER) && !started_charging_once) {
1603                 started_charging_once = 1;
1604
1605                 /* If it's full, do not charge. */
1606                 if (battery_soc < 100)
1607                         into_charge_mode();
1608                 else
1609                         charger_en(0);
1610         } else if (val[0] & FSA_DEV1_USB) {
1611                 if (battery_soc < 100)
1612                         charger_en(475); /* enable charger and keep booting */
1613                 else
1614                         charger_en(0);
1615         }
1616
1617         /* If reset status is watchdog reset then skip it */
1618         if (!(get_reset_status() & SWRESET)) {
1619                 /* If Factory Mode is Boot ON-USB, go to download mode */
1620                 i2c_read(addr, 0x07, 1, val, 1);
1621
1622 #define FSA_ADC_FAC_USB_OFF     0x18
1623 #define FSA_ADC_FAC_USB_ON      0x19
1624 #define FSA_ADC_FAC_UART        0x1d
1625
1626                 if (val[0] == FSA_ADC_FAC_USB_ON ||
1627                         val[0] == FSA_ADC_FAC_USB_OFF)
1628                         setenv("bootcmd", "usbdown");
1629         }
1630
1631         path = getenv("usb");
1632
1633         if (!strncmp(path, "cp", 2))
1634                 run_command("microusb cp", 0);
1635 }
1636
1637 static void micro_usb_switch(int path)
1638 {
1639         unsigned char addr;
1640         unsigned char val[2];
1641
1642         if (fsa9480_probe())
1643                 return;
1644
1645         addr = 0x25;            /* fsa9480 */
1646
1647         if (path)
1648                 val[0] = 0x90;  /* VAUDIO */
1649         else
1650                 val[0] = (1 << 5) | (1 << 2);   /* DHOST */
1651
1652         i2c_write(addr, 0x13, 1, val, 1);       /* MANSW1 */
1653
1654         i2c_read(addr, 0x2, 1, val, 1);
1655         val[0] &= ~(1 << 2);                    /* Manual switching */
1656         i2c_write(addr, 0x2, 1, val, 1);
1657 }
1658
1659 #define MAX8998_REG_ONOFF1      0x11
1660 #define MAX8998_REG_ONOFF2      0x12
1661 #define MAX8998_REG_ONOFF3      0x13
1662 #define MAX8998_REG_ONOFF4      0x14
1663 #define MAX8998_REG_LDO7        0x21
1664 #define MAX8998_REG_LDO17       0x29
1665 /* ONOFF1 */
1666 #define MAX8998_LDO3            (1 << 2)
1667 /* ONOFF2 */
1668 #define MAX8998_LDO6            (1 << 7)
1669 #define MAX8998_LDO7            (1 << 6)
1670 #define MAX8998_LDO8            (1 << 5)
1671 #define MAX8998_LDO9            (1 << 4)
1672 #define MAX8998_LDO10           (1 << 3)
1673 #define MAX8998_LDO11           (1 << 2)
1674 #define MAX8998_LDO12           (1 << 1)
1675 #define MAX8998_LDO13           (1 << 0)
1676 /* ONOFF3 */
1677 #define MAX8998_LDO14           (1 << 7)
1678 #define MAX8998_LDO15           (1 << 6)
1679 #define MAX8998_LDO16           (1 << 5)
1680 #define MAX8998_LDO17           (1 << 4)
1681
1682
1683 static void init_pmic(void)
1684 {
1685         unsigned char addr;
1686         unsigned char val[2];
1687
1688         addr = 0xCC >> 1;       /* max8998 */
1689         if (max8998_probe())
1690                 return;
1691
1692         /* ONOFF1 */
1693         i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1694         val[0] &= ~MAX8998_LDO3;
1695         i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1696
1697         /* ONOFF2 */
1698         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1699         /*
1700          * Disable LDO8(USB_3.3V), LDO10(VPLL_1.1V), LDO11(CAM_IO_2.8V),
1701          * LDO12(CAM_ISP_1.2V), LDO13(CAM_A_2.8V)
1702          */
1703         val[0] &= ~(MAX8998_LDO8 | MAX8998_LDO10 | MAX8998_LDO11 |
1704                         MAX8998_LDO12 | MAX8998_LDO13);
1705
1706         if (mach_is_goni())
1707                 val[0] |= MAX8998_LDO7;         /* LDO7: VLCD_1.8V */
1708
1709         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1710         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1711         /* ONOFF3 */
1712         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1713         /*
1714          * Disable LDO14(CAM_CIF_1.8), LDO15(CAM_AF_3.3V),
1715          * LDO16(VMIPI_1.8V), LDO17(CAM_8M_1.8V)
1716          */
1717         val[0] &= ~(MAX8998_LDO14 | MAX8998_LDO15 |
1718                         MAX8998_LDO16 | MAX8998_LDO17);
1719
1720         if (mach_is_goni())
1721                 val[0] |= MAX8998_LDO17;        /* LDO17: VCC_3.0V_LCD */
1722
1723         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1724         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1725 }
1726
1727 static void setup_power_down_mode_registers(void)
1728 {
1729         struct s5p_gpio_bank *bank;
1730         struct gpio_powermode *p;
1731         int n_p;
1732         struct gpio_external *ge;
1733         int n_ge;
1734         struct s5pc1xx_gpio_item *mr;
1735         int n_mr;
1736         int i;
1737
1738         /* Only Limo real and kessler supports worked for sleep currnet */
1739         if (mach_is_aquila()) {
1740                 if (board_is_limo_real())
1741                         /* Support */;
1742                 else
1743                         return;
1744         } else if (mach_is_goni()) {
1745                 /* Support */;
1746         } else if (mach_is_geminus()) {
1747                 /* Support */;
1748         } else {
1749                 return;
1750         }
1751
1752         if (mach_is_aquila()) {
1753                 /* Aquila rev 0.8 or lower */
1754                 p = aquila_powerdown_modes;
1755                 ge = aquila_external_powerdown_modes;
1756                 mr = aquila_mirror_powerdown_mode;
1757                 n_p = ARRAY_SIZE(aquila_powerdown_modes);
1758                 n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1759                 n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1760         } else if (mach_is_goni()) {
1761                 /* Aquila rev 0.9 */
1762                 p = kessler_powerdown_modes;
1763                 ge = kessler_external_powerdown_modes;
1764                 mr = kessler_mirror_powerdown_mode;
1765                 n_p = ARRAY_SIZE(kessler_powerdown_modes);
1766                 n_ge = ARRAY_SIZE(kessler_external_powerdown_modes);
1767                 n_mr = ARRAY_SIZE(kessler_mirror_powerdown_mode);
1768         } else if (mach_is_geminus()) {
1769                 if (hwrevision(1)) {
1770                         /* Same as Aquila rev 0.9 */
1771 #if 0
1772                         p = kessler_powerdown_modes;
1773                         ge = kessler_external_powerdown_modes;
1774                         mr = kessler_mirror_powerdown_mode;
1775                         n_p = ARRAY_SIZE(kessler_powerdown_modes);
1776                         n_ge = ARRAY_SIZE(kessler_external_powerdown_modes);
1777                         n_mr = ARRAY_SIZE(kessler_mirror_powerdown_mode);
1778 #else
1779                         p = aquila_powerdown_modes;
1780                         ge = aquila_external_powerdown_modes;
1781                         mr = aquila_mirror_powerdown_mode;
1782                         n_p = ARRAY_SIZE(aquila_powerdown_modes);
1783                         n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1784                         n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1785 #endif
1786                 } else if (hwrevision(0)) {
1787                         /* Same as Aquila rev 0.8 or lower */
1788                         p = aquila_powerdown_modes;
1789                         ge = aquila_external_powerdown_modes;
1790                         mr = aquila_mirror_powerdown_mode;
1791                         n_p = ARRAY_SIZE(aquila_powerdown_modes);
1792                         n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1793                         n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1794                 } else {
1795                         return; /* Not supported */
1796                 }
1797         }
1798
1799         bank = &gpio->a0;
1800
1801         for (i = 0; i < n_p; i++, p++, bank++) {
1802                 writel(p->conpdn, &bank->pdn_con);
1803                 writel(p->pudpdn, &bank->pdn_pull);
1804         }
1805         /* M299 */
1806         writel(0xff0022b0, (unsigned int *)0xF0000000);
1807         writel(0xff0022b0, (unsigned int *)0xF1400000);
1808
1809         bank = &gpio->h0;
1810
1811         for (i = 0; i < n_ge; i++) {
1812                 writel(ge->con, &bank->con);
1813                 writel(ge->dat, &bank->dat);
1814                 writel(ge->pud, &bank->pull);
1815
1816                 bank++;
1817                 ge++;
1818         }
1819
1820         for (i = 0; i < n_mr; i++) {
1821                 unsigned int reg = readl(&mr->bank->pdn_con);
1822                 reg &= ~(0x3 << (mr->number << 1));
1823                 if (readl(&mr->bank->dat) & (1 << mr->number))
1824                         reg |= 0x1 << (mr->number << 1);
1825                 writel(reg, &mr->bank->pdn_con);
1826                 mr++;
1827         }
1828 }
1829
1830 #ifdef CONFIG_LCD
1831
1832 void fimd_clk_set(void)
1833 {
1834         struct s5pc110_clock *clk =
1835                 (struct s5pc110_clock *)samsung_get_base_clock();
1836         unsigned int cfg = 0;
1837
1838         /* set lcd src clock */
1839         cfg = readl(&clk->src1);
1840         cfg &= ~(0xf << 20);
1841         cfg |= (0x6 << 20);
1842         writel(cfg, &clk->src1);
1843
1844         /* set fimd ratio */
1845         cfg = readl(&clk->div1);
1846         cfg &= ~(0xf << 20);
1847         cfg |= (0x2 << 20);
1848         writel(cfg, &clk->div1);
1849 }
1850
1851 void mipi_power_on(void)
1852 {
1853         run_command("pmic ldo 3 on", 0);
1854         run_command("pmic ldo 7 on", 0);
1855 }
1856
1857
1858 extern void s6e63m0_set_platform_data(struct spi_platform_data *pd);
1859 extern void s6d16a0x_set_platform_data(struct spi_platform_data *pd);
1860 extern void ld9040_set_platform_data(struct spi_platform_data *pd);
1861
1862 struct spi_platform_data spi_pd;
1863
1864 void lcd_cfg_gpio(void)
1865 {
1866         unsigned int i, f3_end = 4;
1867
1868         for (i = 0; i < 8; i++) {
1869                 /* set GPF0,1,2[0:7] for RGB Interface and Data lines (32bit) */
1870                 gpio_cfg_pin(&gpio->f0, i, GPIO_FUNC(2));
1871                 gpio_cfg_pin(&gpio->f1, i, GPIO_FUNC(2));
1872                 gpio_cfg_pin(&gpio->f2, i, GPIO_FUNC(2));
1873                 /* pull-up/down disable */
1874                 gpio_set_pull(&gpio->f0, i, GPIO_PULL_NONE);
1875                 gpio_set_pull(&gpio->f1, i, GPIO_PULL_NONE);
1876                 gpio_set_pull(&gpio->f2, i, GPIO_PULL_NONE);
1877
1878                 /* drive strength to max (24bit) */
1879                 gpio_set_drv(&gpio->f0, i, GPIO_DRV_4X);
1880                 gpio_set_rate(&gpio->f0, i, GPIO_DRV_SLOW);
1881                 gpio_set_drv(&gpio->f1, i, GPIO_DRV_4X);
1882                 gpio_set_rate(&gpio->f1, i, GPIO_DRV_SLOW);
1883                 gpio_set_drv(&gpio->f2, i, GPIO_DRV_4X);
1884                 gpio_set_rate(&gpio->f2, i, GPIO_DRV_SLOW);
1885         }
1886
1887         /* set DISPLAY_DE_B pin for dual rgb mode. */
1888         if (board_is_media())
1889                 f3_end = 5;
1890
1891         for (i = 0; i < f3_end; i++) {
1892                 /* set GPF3[0:3] for RGB Interface and Data lines (32bit) */
1893                 gpio_cfg_pin(&gpio->f3, i, GPIO_PULL_UP);
1894                 /* pull-up/down disable */
1895                 gpio_set_pull(&gpio->f3, i, GPIO_PULL_NONE);
1896                 /* drive strength to max (24bit) */
1897                 gpio_set_drv(&gpio->f3, i, GPIO_DRV_4X);
1898                 gpio_set_rate(&gpio->f3, i, GPIO_DRV_SLOW);
1899         }
1900         /* display output path selection (only [1:0] valid) */
1901         writel(0x2, 0xE0107008);
1902
1903         /* gpio pad configuration for LCD reset. */
1904         gpio_cfg_pin(&gpio->mp0_5, 5, GPIO_OUTPUT);
1905
1906         /* gpio pad configuration for LCD ON. */
1907         gpio_cfg_pin(&gpio->j1, 3, GPIO_OUTPUT);
1908
1909         /* LCD_BACKLIGHT_EN */
1910         if (mach_is_geminus())
1911                 gpio_cfg_pin(&gpio->mp0_5, 0, GPIO_OUTPUT);
1912         if (board_is_sdk() && hwrevision(0)) {
1913                 gpio_cfg_pin(&gpio->mp0_4, 4, GPIO_OUTPUT);
1914                 gpio_direction_output(&gpio->mp0_4, 4, 0);
1915         }
1916
1917         /*
1918          * gpio pad configuration for
1919          * DISPLAY_CS, DISPLAY_CLK, DISPLAY_SO, DISPLAY_SI.
1920          */
1921         gpio_cfg_pin(&gpio->mp0_1, 1, GPIO_OUTPUT);
1922         gpio_cfg_pin(&gpio->mp0_4, 1, GPIO_OUTPUT);
1923         gpio_cfg_pin(&gpio->mp0_4, 2, GPIO_INPUT);
1924         gpio_cfg_pin(&gpio->mp0_4, 3, GPIO_OUTPUT);
1925
1926         if (mach_is_aquila() || mach_is_goni()) {
1927                 spi_pd.cs_bank = &gpio->mp0_1;
1928                 spi_pd.cs_num = 1;
1929                 spi_pd.clk_bank = &gpio->mp0_4;
1930                 spi_pd.clk_num = 1;
1931                 spi_pd.si_bank = &gpio->mp0_4;
1932                 spi_pd.si_num = 3;
1933                 spi_pd.so_bank = &gpio->mp0_4;
1934                 spi_pd.so_num = 2;
1935
1936                 spi_pd.mode = SPI_MODE_3;
1937
1938                 spi_pd.cs_active = ACTIVE_LOW;
1939                 spi_pd.word_len = 8;
1940
1941                 if (board_is_sdk() && hwrevision(0))
1942                         s6d16a0x_set_platform_data(&spi_pd);
1943                 else if (board_is_sdk() && (hwrevision(3) || hwrevision(6)))
1944                         ld9040_set_platform_data(&spi_pd);
1945                 else {
1946                         s6e63m0_set_platform_data(&spi_pd);
1947                         if (board_is_media())
1948                                 spi_pd.set_rev = 1;
1949                 }
1950         }
1951
1952         if (mach_is_cypress()) {
1953 #if 0           /* universal cypress */
1954                 /* FLCD_CS */
1955                 gpio_cfg_pin(&gpio_base->gpio_mp0_1, 0, GPIO_OUTPUT);
1956 #endif
1957                 /* FLCD_CS_S */
1958                 gpio_cfg_pin(&gpio->mp0_5, 1, GPIO_OUTPUT);
1959                 /* FLCD_CLK */
1960                 gpio_cfg_pin(&gpio->mp0_4, 0, GPIO_OUTPUT);
1961                 /* FLCD_SDI */
1962                 gpio_cfg_pin(&gpio->mp0_4, 2, GPIO_OUTPUT);
1963                 /* FLCD_RST_S */
1964                 gpio_cfg_pin(&gpio->mp0_4, 5, GPIO_OUTPUT);
1965                 /* FLCD_ON_S */
1966                 gpio_cfg_pin(&gpio->g2, 2, GPIO_OUTPUT);
1967 #if 0           /* universal cypress */
1968                 pd_cs.bank = &gpio_base->gpio_mp0_1;
1969                 pd_cs.num = 0;
1970 #endif
1971                 spi_pd.cs_bank = &gpio->mp0_5;
1972                 spi_pd.cs_num = 1;
1973                 spi_pd.clk_bank = &gpio->mp0_4;
1974                 spi_pd.clk_num = 0;
1975                 spi_pd.si_bank = &gpio->mp0_4;
1976                 spi_pd.si_num = 2;
1977
1978                 spi_pd.set_rev = 1;
1979
1980                 spi_pd.mode = SPI_MODE_3;
1981
1982                 spi_pd.cs_active = ACTIVE_LOW;
1983                 spi_pd.word_len = 8;
1984
1985                 /* these data would be sent to s6e63m0 lcd panel driver. */
1986                 s6e63m0_set_platform_data(&spi_pd);
1987         }
1988
1989         return;
1990 }
1991
1992 #define SWRST_REG               0x00
1993 #define LEDCON_REG              0x01
1994 #define LED_CUR_SET_REG         0x03
1995 #define LED_CUR_TR_REG          0x08
1996
1997 #define SWRST                   0x01
1998 #define NORMAL_MODE             0x09
1999 #define CUR_SET                 0x63
2000 #define TR_SET                  0x00
2001 void backlight_on(unsigned int onoff)
2002 {
2003
2004         unsigned char addr;
2005         unsigned char val[2];
2006
2007         if (onoff) {
2008                 if (mach_is_geminus())
2009                         gpio_set_value(&gpio->mp0_5, 0, 1);
2010         } else {
2011                 if (mach_is_geminus())
2012                         gpio_set_value(&gpio->mp0_5, 0, 0);
2013         }
2014
2015         if (mach_is_goni() && board_is_sdk() && hwrevision(0)) {
2016                 gpio_set_value(&gpio->mp0_4, 4, 1);
2017                 udelay(6);
2018
2019                 i2c_set_bus_num(I2C_GPIO5);
2020
2021                 addr = 0x76;
2022                 if (i2c_probe(addr)) {
2023                         if (i2c_probe(addr)) {
2024                                 puts("Can't found s6d16a0x backlight i2c\n");
2025                                 return;
2026                         }
2027                 }
2028                 val[0] = SWRST;
2029                 i2c_write(addr, SWRST_REG, 1, val, 1);
2030                 /* NORMAL MODE */
2031                 val[0] = CUR_SET;
2032                 i2c_write(addr, LED_CUR_SET_REG, 1, val, 1);
2033                 val[0] = TR_SET;
2034                 i2c_write(addr, LED_CUR_TR_REG, 1, val, 1);
2035                 val[0] = NORMAL_MODE;
2036                 i2c_write(addr, LEDCON_REG, 1, val, 1);
2037                 udelay(5000);
2038         }
2039 }
2040
2041 void reset_lcd(void)
2042 {
2043         if (mach_is_aquila() || mach_is_goni() || mach_is_geminus()) {
2044                 gpio_set_value(&gpio->mp0_5, 5, 1);
2045                 if (board_is_sdk() &&
2046                         (hwrevision(3) || hwrevision(4) || hwrevision(5) ||hwrevision(6))) {
2047                         udelay(10000);
2048                         gpio_set_value(&gpio->mp0_5, 5, 0);
2049                         udelay(10000);
2050                         gpio_set_value(&gpio->mp0_5, 5, 1);
2051                         udelay(100);
2052                 }
2053         }
2054         if (mach_is_cypress())
2055                 gpio_set_value(&gpio->mp0_4, 5, 1);
2056 }
2057
2058 void lcd_power_on(unsigned int onoff)
2059 {
2060         if (onoff) {
2061                 /* TSP_LDO_ON */
2062                 if (mach_is_aquila() || mach_is_geminus())
2063                         gpio_set_value(&gpio->j1, 3, 1);
2064
2065                 if (mach_is_cypress())
2066                         gpio_set_value(&gpio->g2, 2, 1);
2067
2068                 if (mach_is_goni()) {
2069                         unsigned char addr;
2070                         unsigned char val[2];
2071                         unsigned char val2[2];
2072
2073                         gpio_set_value(&gpio->j1, 3, 1);
2074
2075                         addr = 0xCC >> 1;       /* max8998 */
2076                         if (max8998_probe())
2077                                 return;
2078
2079                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2080                         val[0] &= ~(MAX8998_LDO17);
2081                         val[0] |= MAX8998_LDO17; /* LDO17: VCC_3.0V_LCD */
2082                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2083
2084                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2085                         val[0] |= MAX8998_LDO17;
2086                         val2[0] = 0xE;
2087                         i2c_write(addr, MAX8998_REG_LDO17, 1, val2, 1);
2088                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2089
2090                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2091                         val[0] |= MAX8998_LDO7;
2092                         val2[0] = 0x2;
2093                         i2c_write(addr, MAX8998_REG_LDO7, 1, val2, 1);
2094                         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2095                 }
2096         } else {
2097                 if (mach_is_aquila() || mach_is_geminus())
2098                         gpio_set_value(&gpio->j1, 3, 0);
2099
2100                 if (mach_is_cypress())
2101                         gpio_set_value(&gpio->g2, 2, 0);
2102
2103                 if (mach_is_goni()) {
2104                         unsigned char addr;
2105                         unsigned char val[2];
2106
2107                         gpio_set_value(&gpio->j1, 3, 0);
2108
2109                         addr = 0xCC >> 1;       /* max8998 */
2110                         if (max8998_probe())
2111                                 return;
2112
2113                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2114                         val[0] &= ~(MAX8998_LDO7);
2115                         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2116                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2117
2118                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2119                         val[0] &= ~(MAX8998_LDO17);
2120                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2121                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2122                 }
2123         }
2124 }
2125
2126 extern void s6e63m0_cfg_ldo(void);
2127 extern void s6e63m0_enable_ldo(unsigned int onoff);
2128 extern void s6d16a0x_cfg_ldo(void);
2129 extern void s6d16a0x_enable_ldo(unsigned int onoff);
2130 extern void ld9040_cfg_ldo(void);
2131 extern void ld9040_enable_ldo(unsigned int onoff);
2132 extern void s3cfb_set_trigger(void);
2133 extern int s3cfb_is_i80_frame_done(void);
2134
2135 int s5p_no_lcd_support(void)
2136 {
2137         if (mach_is_wmg160())
2138                 return 1;
2139         return 0;
2140 }
2141
2142 static struct dsim_config dsim_info = {
2143         /* main frame fifo auto flush at VSYNC pulse */
2144         .auto_flush = DSIM_FALSE,
2145         .eot_disable = DSIM_FALSE,
2146
2147         .auto_vertical_cnt = DSIM_FALSE,
2148         .hse = DSIM_FALSE,
2149         .hfp = DSIM_FALSE,
2150         .hbp = DSIM_FALSE,
2151         .hsa = DSIM_FALSE,
2152
2153         .e_no_data_lane = DSIM_DATA_LANE_2,
2154         .e_byte_clk = DSIM_PLL_OUT_DIV8,
2155
2156         /* 472MHz: LSI Recommended */
2157         .p = 3,
2158         .m = 118,
2159         .s = 1,
2160
2161         /* D-PHY PLL stable time spec :min = 200usec ~ max 400usec */
2162         .pll_stable_time = 500,
2163
2164         .esc_clk = 10 * 1000000,        /* escape clk : 10MHz */
2165
2166         /* stop state holding counter after bta change count 0 ~ 0xfff */
2167         .stop_holding_cnt = 0x0f,
2168         .bta_timeout = 0xff,            /* bta timeout 0 ~ 0xff */
2169         .rx_timeout = 0xffff,           /* lp rx timeout 0 ~ 0xffff */
2170
2171         .e_lane_swap = DSIM_NO_CHANGE,
2172 };
2173
2174 static struct dsim_lcd_config dsim_lcd_info = {
2175         .e_interface            = DSIM_COMMAND,
2176
2177         .parameter[DSI_VIRTUAL_CH_ID]   = (unsigned int) DSIM_VIRTUAL_CH_0,
2178         .parameter[DSI_FORMAT]          = (unsigned int) DSIM_24BPP_888,
2179         .parameter[DSI_VIDEO_MODE_SEL]  = (unsigned int) DSIM_BURST,
2180
2181         .mipi_ddi_pd            = NULL,
2182 };
2183
2184 struct s5p_platform_dsim s6e39a0x_platform_data = {
2185         .pvid = NULL,
2186         .clk_name = "dsim",
2187         .dsim_info = &dsim_info,
2188         .dsim_lcd_info = &dsim_lcd_info,
2189         .lcd_panel_name = "s6e39a0x",
2190         .platform_rev = 1,
2191
2192         /*
2193          * the stable time of needing to write data on SFR
2194          * when the mipi mode becomes LP mode.
2195          */
2196         .delay_for_stabilization = 600000,
2197 };
2198
2199 extern void s5p_set_dsim_platform_data(struct s5p_platform_dsim *pd);
2200 extern void s6e39a0x_init(void);
2201
2202 void init_panel_info(vidinfo_t *vid)
2203 {
2204         vid->cfg_gpio = NULL;
2205         vid->reset_lcd = NULL;
2206         vid->backlight_on = NULL;
2207         vid->lcd_power_on = NULL;
2208         vid->mipi_power = NULL;
2209
2210         vid->cfg_ldo = NULL;
2211         vid->enable_ldo = NULL;
2212
2213         vid->init_delay = 0;
2214         vid->reset_delay = 0;
2215         vid->power_on_delay = 0;
2216
2217         vid->vl_freq    = 60;
2218         vid->vl_col     = 480;
2219         vid->vl_row     = 800;
2220         vid->vl_width   = 480;
2221         vid->vl_height  = 800;
2222
2223         vid->dual_lcd_enabled = 0;
2224         vid->interface_mode = FIMD_RGB_INTERFACE;
2225
2226         if (board_is_media()) {
2227                 vid->vl_col     = 960;
2228                 vid->vl_row     = 800;
2229                 vid->vl_width   = 960;
2230                 vid->vl_height  = 800;
2231
2232                 /* enable dual lcd mode. */
2233                 vid->dual_lcd_enabled = 1;
2234         }
2235
2236         vid->vl_clkp    = CONFIG_SYS_HIGH;
2237         vid->vl_hsp     = CONFIG_SYS_LOW;
2238         vid->vl_vsp     = CONFIG_SYS_LOW;
2239         vid->vl_dp      = CONFIG_SYS_HIGH;
2240         vid->vl_bpix    = 32;
2241
2242         /* S6E63M0 LCD Panel */
2243         vid->vl_hspw    = 2;
2244         vid->vl_hbpd    = 16;
2245         vid->vl_hfpd    = 16;
2246
2247         vid->vl_vspw    = 2;
2248         vid->vl_vbpd    = 3;
2249         vid->vl_vfpd    = 28;
2250
2251         if (mach_is_aquila() || mach_is_goni()
2252                         || mach_is_cypress()) {
2253                 vid->cfg_gpio = lcd_cfg_gpio;
2254                 vid->reset_lcd = reset_lcd;
2255                 vid->backlight_on = backlight_on;
2256                 vid->lcd_power_on = lcd_power_on;
2257                 vid->cfg_ldo = s6e63m0_cfg_ldo;
2258                 vid->enable_ldo = s6e63m0_enable_ldo;
2259
2260                 vid->init_delay = 25000;
2261                 vid->reset_delay = 120000;
2262         }
2263
2264         if (board_is_sdk() && hwrevision(0)) {
2265                 vid->vl_freq    = 100;
2266                 vid->vl_col     = 320;
2267                 vid->vl_row     = 480;
2268                 vid->vl_width   = 320;
2269                 vid->vl_height  = 480;
2270
2271                 vid->vl_clkp    = CONFIG_SYS_HIGH;
2272                 vid->vl_hsp     = CONFIG_SYS_HIGH;
2273                 vid->vl_vsp     = CONFIG_SYS_HIGH;
2274                 vid->vl_dp      = CONFIG_SYS_LOW;
2275                 vid->vl_bpix    = 32;
2276
2277                 /* disable dual lcd mode. */
2278                 vid->dual_lcd_enabled = 0;
2279
2280                 /* S6D16A0X LCD Panel */
2281                 vid->vl_hspw    = 16;
2282                 vid->vl_hbpd    = 24;
2283                 vid->vl_hfpd    = 16;
2284
2285                 vid->vl_vspw    = 2;
2286                 vid->vl_vbpd    = 2;
2287                 vid->vl_vfpd    = 4;
2288
2289                 vid->cfg_gpio = lcd_cfg_gpio;
2290                 vid->backlight_on = backlight_on;
2291                 vid->lcd_power_on = lcd_power_on;
2292                 vid->reset_lcd = reset_lcd;
2293                 vid->cfg_ldo = s6d16a0x_cfg_ldo;
2294                 vid->enable_ldo = s6d16a0x_enable_ldo;
2295
2296                 vid->init_delay = 10000;
2297                 vid->power_on_delay = 10000;
2298                 vid->reset_delay = 1000;
2299
2300         }
2301         if (board_is_sdk() && (hwrevision(3) || hwrevision(6))) {
2302                 vid->vl_freq    = 60;
2303                 vid->vl_col     = 480;
2304                 vid->vl_row     = 800;
2305                 vid->vl_width   = 480;
2306                 vid->vl_height  = 800;
2307                 vid->vl_clkp    = CONFIG_SYS_HIGH;
2308                 vid->vl_hsp     = CONFIG_SYS_HIGH;
2309                 vid->vl_vsp     = CONFIG_SYS_HIGH;
2310                 vid->vl_dp      = CONFIG_SYS_HIGH;
2311
2312                 vid->vl_bpix    = 32;
2313                 /* disable dual lcd mode. */
2314                 vid->dual_lcd_enabled = 0;
2315
2316                 /* LD9040 LCD Panel */
2317                 vid->vl_hspw    = 2;
2318                 vid->vl_hbpd    = 16;
2319                 vid->vl_hfpd    = 16;
2320
2321                 vid->vl_vspw    = 1;
2322                 vid->vl_vbpd    = 2;
2323                 vid->vl_vfpd    = 28;
2324
2325                 vid->cfg_gpio = lcd_cfg_gpio;
2326                 vid->backlight_on = NULL;
2327                 vid->lcd_power_on = lcd_power_on;
2328                 vid->reset_lcd = reset_lcd;
2329                 vid->cfg_ldo = ld9040_cfg_ldo;
2330                 vid->enable_ldo = ld9040_enable_ldo;
2331
2332                 vid->init_delay = 0;
2333                 vid->power_on_delay = 30000;
2334                 vid->reset_delay = 20000;
2335         } else if (board_is_sdk() && (hwrevision(4) || hwrevision(5))) {
2336                 vid->vl_freq    = 60;
2337                 vid->vl_col     = 600;
2338                 vid->vl_row     = 1024;
2339                 vid->vl_width   = 600;
2340                 vid->vl_height  = 1024;
2341
2342                 vid->vl_bpix    = 32;
2343                 /* disable dual lcd mode. */
2344                 vid->dual_lcd_enabled = 0;
2345
2346                 vid->cs_setup = 0;
2347                 vid->wr_setup = 0;
2348                 vid->wr_act = 1;
2349                 vid->wr_hold = 0;
2350
2351                 vid->cfg_gpio = lcd_cfg_gpio;
2352                 vid->backlight_on = NULL;
2353                 vid->lcd_power_on = lcd_power_on;
2354                 vid->reset_lcd = reset_lcd;
2355                 vid->mipi_power = mipi_power_on;
2356
2357                 vid->init_delay = 0;
2358                 vid->power_on_delay = 30000;
2359                 vid->reset_delay = 20000;
2360                 vid->interface_mode = FIMD_CPU_INTERFACE;
2361
2362                 s6e39a0x_platform_data.part_reset = s5p_dsim_part_reset;
2363                 s6e39a0x_platform_data.init_d_phy = s5p_dsim_init_d_phy;
2364                 s6e39a0x_platform_data.get_fb_frame_done = s3cfb_is_i80_frame_done;
2365                 s6e39a0x_platform_data.trigger = s3cfb_set_trigger;
2366                 s6e39a0x_platform_data.pvid = vid;
2367                 s6e39a0x_init();
2368                 s5p_set_dsim_platform_data(&s6e39a0x_platform_data);
2369         }
2370
2371         if (mach_is_geminus()) {
2372                 vid->vl_freq    = 60;
2373                 vid->vl_col     = 1024,
2374                 vid->vl_row     = 600,
2375                 vid->vl_width   = 1024,
2376                 vid->vl_height  = 600,
2377                 vid->vl_clkp    = CONFIG_SYS_LOW,
2378                 vid->vl_hsp     = CONFIG_SYS_HIGH,
2379                 vid->vl_vsp     = CONFIG_SYS_HIGH,
2380                 vid->vl_dp      = CONFIG_SYS_LOW,
2381                 vid->vl_bpix    = 32,
2382
2383                 vid->vl_hspw    = 32,
2384                 vid->vl_hfpd    = 48,
2385                 vid->vl_hbpd    = 80,
2386
2387                 vid->vl_vspw    = 1,
2388                 vid->vl_vfpd    = 3,
2389                 vid->vl_vbpd    = 4,
2390
2391                 vid->cfg_gpio = lcd_cfg_gpio;
2392                 vid->reset_lcd = reset_lcd;
2393                 vid->backlight_on = backlight_on;
2394                 vid->lcd_power_on = lcd_power_on;
2395         }
2396 #if 0
2397         vid->vl_freq    = 60;
2398         vid->vl_col     = 480,
2399         vid->vl_row     = 800,
2400         vid->vl_width   = 480,
2401         vid->vl_height  = 800,
2402         vid->vl_clkp    = CONFIG_SYS_HIGH,
2403         vid->vl_hsp     = CONFIG_SYS_LOW,
2404         vid->vl_vsp     = CONFIG_SYS_LOW,
2405         vid->vl_dp      = CONFIG_SYS_HIGH,
2406         vid->vl_bpix    = 32,
2407
2408         /* tl2796 panel. */
2409         vid->vl_hpw     = 4,
2410         vid->vl_blw     = 8,
2411         vid->vl_elw     = 8,
2412
2413         vid->vl_vpw     = 4,
2414         vid->vl_bfw     = 8,
2415         vid->vl_efw     = 8,
2416 #endif
2417 #if 0
2418         vid->vl_freq    = 60;
2419         vid->vl_col     = 1024,
2420         vid->vl_row     = 600,
2421         vid->vl_width   = 1024,
2422         vid->vl_height  = 600,
2423         vid->vl_clkp    = CONFIG_SYS_HIGH,
2424         vid->vl_hsp     = CONFIG_SYS_HIGH,
2425         vid->vl_vsp     = CONFIG_SYS_HIGH,
2426         vid->vl_dp      = CONFIG_SYS_LOW,
2427         vid->vl_bpix    = 32,
2428
2429         /* AMS701KA AMOLED Panel. */
2430         vid->vl_hpw     = 30,
2431         vid->vl_blw     = 114,
2432         vid->vl_elw     = 48,
2433
2434         vid->vl_vpw     = 2,
2435         vid->vl_bfw     = 6,
2436         vid->vl_efw     = 8,
2437 #endif
2438 }
2439 #endif
2440
2441 static void setup_meminfo(void)
2442 {
2443         char meminfo[64] = {0, };
2444         int count = 0, size, real;
2445
2446         size = gd->bd->bi_dram[0].size >> 20;
2447         count += sprintf(meminfo + count, "mem=%dM", size);
2448
2449         /* Each Chip Select can't exceed the 256MiB */
2450         size = gd->bd->bi_dram[1].size >> 20;
2451         real = min(size, 256);
2452         count += sprintf(meminfo + count, " mem=%dM@0x%x",
2453                 real, (unsigned int)gd->bd->bi_dram[1].start);
2454
2455         size -= real;
2456         if (size > 0) {
2457                 count += sprintf(meminfo + count, " mem=%dM@0x%x", size,
2458                         (unsigned int)gd->bd->bi_dram[1].start + (real << 20));
2459         }
2460
2461         setenv("meminfo", meminfo);
2462 }
2463
2464 #ifdef CONFIG_CMD_RAMOOPS
2465 static void show_dump_msg(void)
2466 {
2467         int ret;
2468
2469         ret = ramoops_init(samsung_get_base_modem());
2470
2471         if (!ret)
2472                 setenv("bootdelay", "-1");
2473 }
2474 #endif
2475
2476 int misc_init_r(void)
2477 {
2478         check_reset_status();
2479 #ifdef CONFIG_CMD_RAMOOPS
2480         show_dump_msg();
2481 #endif
2482
2483 #ifdef CONFIG_LCD
2484         /* It should be located at first */
2485         lcd_is_enabled = 0;
2486
2487         if (mach_is_aquila() || mach_is_goni()) {
2488                 if (board_is_sdk() && hwrevision(0))
2489                         setenv("lcdinfo", "lcd=s6d16a0x");
2490                 else if (board_is_sdk() && (hwrevision(3) || hwrevision(6)))
2491                         setenv("lcdinfo", "lcd=ld9040");
2492                 else if (board_is_sdk() && (hwrevision(4) || hwrevision(5)))
2493                         setenv("lcdinfo", "lcd=s6e39a0x");
2494                 else if (board_is_media())
2495                         setenv("lcdinfo", "lcd=s6e63m0");
2496                 else
2497                         setenv("lcdinfo", "lcd=s6e63m0");
2498         }
2499         if (mach_is_geminus())
2500                 setenv("lcdinfo", "lcd=lms480jc01");
2501         if (mach_is_cypress())
2502                 setenv("lcdinfo", "lcd=s6e63m0");
2503 #endif
2504         setup_meminfo();
2505
2506         show_hw_revision();
2507
2508         /* Set proper PMIC pins */
2509         pmic_pin_init();
2510
2511         /* Check auto burning */
2512         check_auto_burn();
2513
2514         /* To power up I2C2 */
2515         enable_ldos();
2516
2517         /* Enable T-Flash at Limo Real or Limo Universal */
2518         enable_t_flash();
2519
2520         /* Setup Limo Real board GPIOs */
2521         setup_limo_real_gpios();
2522
2523         /* Setup Media board GPIOs */
2524         setup_media_gpios();
2525
2526         /* To usbdown automatically */
2527         check_keypad();
2528
2529         /* check max8998 */
2530         pmic_bus_init(I2C_PMIC);
2531         init_pmic();
2532
2533 #ifdef CONFIG_S5PC1XXFB
2534         display_device_info();
2535 #endif
2536
2537         setup_power_down_mode_registers();
2538
2539         /* check max17040 */
2540         check_battery(0);
2541
2542         /* check fsa9480 */
2543         check_micro_usb(0);
2544
2545 #ifdef CONFIG_INFO_ACTION
2546         info_action_check();
2547 #endif
2548
2549         return 0;
2550 }
2551 #endif
2552
2553 #ifdef CONFIG_BOARD_EARLY_INIT_F
2554 int board_early_init_f(void)
2555 {
2556         /* Set Initial global variables */
2557         gpio = (struct s5pc110_gpio *)samsung_get_base_gpio();
2558
2559         /* Check H/W Revision */
2560         check_hw_revision();
2561
2562         return 0;
2563 }
2564 #endif
2565
2566 int board_init(void)
2567 {
2568         /* Set Initial global variables */
2569         gpio = (struct s5pc110_gpio *)samsung_get_base_gpio();
2570
2571         /* Check H/W Revision */
2572         check_hw_revision();
2573
2574         gd->bd->bi_arch_number = arch_number;
2575         gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
2576
2577         check_cpu_revision();
2578
2579         return 0;
2580 }
2581
2582 int dram_init(void)
2583 {
2584         gd->ram_size = PHYS_SDRAM_1_SIZE;
2585
2586         return 0;
2587 }
2588
2589 void dram_init_banksize(void)
2590 {
2591         unsigned int base, memconfig0, size;
2592         unsigned int memconfig1, sz = 0;
2593         int mem_3g = 0;
2594
2595         /* In S5PC110, we can't swap the DMC0/1 */
2596         gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
2597         gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
2598
2599         base = S5PC110_DMC1_BASE;
2600         /* DMC configuration */
2601         memconfig0 = readl(base + MEMCONFIG0_OFFSET);
2602         gd->bd->bi_dram[1].start = memconfig0 & 0xFF000000;
2603
2604         size = (memconfig0 >> 16) & 0xFF;
2605         size = ((unsigned char) ~size) + 1;
2606
2607         /*
2608          * (0x07 + 1) * 16 = 128 MiB
2609          * (0x0f + 1) * 16 = 256 MiB
2610          */
2611         size = size << 4;
2612
2613         /*
2614          * Aquila Rev0.5 4G3G1G
2615          * Aquila Rev0.8 4G3G1G
2616          * Aquila Rev0.9 4G3G1G
2617          * Limo SDK Rev 0.2 4G3G1G
2618          * Limo SDK Rev 0.3 4G3G1G
2619          * Limo SDK Rev 0.4 4G3G1G
2620          * WMG160 Rev 0.7 4G3G1G
2621          */
2622         if (mach_is_aquila() || mach_is_goni()) {
2623                 if ((!board_is_sdk() && (hwrevision(5) ||
2624                                                 hwrevision(8) || hwrevision(9))) ||
2625                                 (board_is_sdk() && !hwrevision(1)))
2626                         mem_3g = 1;
2627                 if (mach_is_goni() && board_is_s1()) {
2628                         mem_3g = 0;
2629                         sz = 0;
2630                 }
2631         } else if (mach_is_wmg160() && !hwrevision(5)) {
2632                 mem_3g = 1;
2633         }
2634
2635         if (mem_3g) {
2636                 memconfig1 = readl(base + MEMCONFIG1_OFFSET);
2637
2638                 sz = (memconfig1 >> 16) & 0xFF;
2639                 sz = ((unsigned char) ~sz) + 1;
2640                 sz = sz << 4;
2641         }
2642         /*
2643          * bi_dram[1].size contains all DMC1 memory size
2644          */
2645         gd->bd->bi_dram[1].size = (size + sz) << 20;
2646
2647         /* Set the memory size correctly */
2648         gd->ram_size = gd->bd->bi_dram[0].size + gd->bd->bi_dram[1].size;
2649 }
2650
2651 /* Used for sleep test */
2652 static unsigned char saved_val[4][2];
2653 void board_sleep_init_late(void)
2654 {
2655         /* CODEC_LDO_EN: GPF3[4] */
2656         gpio_direction_output(&gpio->f3, 4, 0);
2657         /* CODEC_XTAL_EN: GPH3[2] */
2658         gpio_direction_output(&gpio->h3, 2, 0);
2659
2660         /* MMC T_FLASH off */
2661         gpio_direction_output(&gpio->mp0_5, 4, 0);
2662         /* MHL off */
2663         gpio_direction_output(&gpio->j2, 2, 0);
2664         gpio_direction_output(&gpio->mp0_4, 7, 0);
2665         /* MHL_ON for REV02 or higher */
2666         gpio_direction_output(&gpio->j2, 3, 0);
2667 }
2668
2669 void board_sleep_init(void)
2670 {
2671         unsigned char addr;
2672         unsigned char val[2];
2673
2674         addr = 0xCC >> 1;
2675         if (max8998_probe())
2676                 return;
2677
2678         if (mach_is_goni()) {
2679                 /* Set ONOFF1 */
2680                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2681                 saved_val[0][0] = val[0];
2682                 saved_val[0][1] = val[1];
2683                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4) | (1 << 2) |
2684                                 (1 << 1) | (1 << 0));
2685                 i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2686                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2687
2688                 /* Set ONOFF2 */
2689                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2690                 saved_val[1][0] = val[0];
2691                 saved_val[1][1] = val[1];
2692                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 3) |
2693                                 (1 << 2) | (1 << 1) | (1 << 0));
2694                 val[0] |= (1 << 7);
2695                 i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2696                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2697
2698                 /* Set ONOFF3 */
2699                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2700                 saved_val[2][0] = val[0];
2701                 saved_val[2][1] = val[1];
2702                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 4));
2703                 i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2704                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2705
2706                 /* Set ONOFF4 */
2707                 i2c_read(addr, MAX8998_REG_ONOFF4, 1, val, 1);
2708                 saved_val[3][0] = val[0];
2709                 saved_val[3][1] = val[1];
2710                 val[0] &= ~((1 << 6) | (1 << 4));
2711                 i2c_write(addr, MAX8998_REG_ONOFF4, 1, val, 1);
2712                 i2c_read(addr, MAX8998_REG_ONOFF4, 1, val, 1);
2713
2714                 printf("Turned off regulators with Kessler setting."
2715                                " Preparing to sleep. [%s:%d]\n",
2716                                 __FILE__, __LINE__);
2717         } else { /* Default */
2718                 /* Set ONOFF1 */
2719                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2720                 saved_val[0][0] = val[0];
2721                 saved_val[0][1] = val[1];
2722                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4) | (1 << 2) |
2723                                 (1 << 1) | (1 << 0));
2724                 i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2725                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2726
2727                 /* Set ONOFF2 */
2728                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2729                 saved_val[1][0] = val[0];
2730                 saved_val[1][1] = val[1];
2731                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 3) |
2732                                 (1 << 2) | (1 << 1) | (1 << 0));
2733                 val[0] |= (1 << 7);
2734                 i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2735                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2736
2737                 /* Set ONOFF3 */
2738                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2739                 saved_val[2][0] = val[0];
2740                 saved_val[2][1] = val[1];
2741                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 4));
2742                 i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2743                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2744
2745                 /* Set ONOFF4 */
2746                 i2c_read(addr, MAX8998_REG_ONOFF4, 1, val, 1);
2747                 saved_val[3][0] = val[0];
2748                 saved_val[3][1] = val[1];
2749                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4));
2750                 i2c_write(addr, MAX8998_REG_ONOFF4, 1, val, 1);
2751                 i2c_read(addr, MAX8998_REG_ONOFF4, 1, val, 1);
2752
2753                 printf("Turned off regulators with default(Aquila) setting."
2754                                " Preparing to sleep. [%s:%d]\n",
2755                                 __FILE__, __LINE__);
2756         }
2757 }
2758
2759 void board_sleep_resume(void)
2760 {
2761         unsigned char addr;
2762         unsigned char val[2];
2763
2764         check_cpu_revision();
2765         show_hw_revision();
2766
2767         addr = 0xCC >> 1;
2768         if (max8998_probe())
2769                 return;
2770
2771         /* Set ONOFF1 */
2772         i2c_write(addr, MAX8998_REG_ONOFF1, 1, saved_val[0], 1);
2773         i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2774         /* Set ONOFF2 */
2775         i2c_write(addr, MAX8998_REG_ONOFF2, 1, saved_val[1], 1);
2776         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2777         /* Set ONOFF3 */
2778         i2c_write(addr, MAX8998_REG_ONOFF3, 1, saved_val[2], 1);
2779         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2780         /* Set ONOFF4 */
2781         i2c_write(addr, MAX8998_REG_ONOFF4, 1, saved_val[3], 1);
2782         i2c_read(addr, MAX8998_REG_ONOFF4, 1, val, 1);
2783         puts("Waked up.\n");
2784
2785         /* check max17040 */
2786         check_battery(0);
2787
2788         /* check fsa9480 */
2789         check_micro_usb(0);
2790 }
2791
2792
2793 static int s5pc1xx_phy_control(int on)
2794 {
2795         static int status;
2796
2797         if (on && !status) {
2798 #ifdef CONFIG_CMD_PMIC
2799                 run_command("pmic ldo 8 on", 0);
2800                 run_command("pmic ldo 3 on", 0);
2801 #endif
2802                 /* S5PC110 */
2803                 if (board_is_limo_universal() ||
2804                         board_is_limo_real() ||
2805                         board_is_media()) {
2806                         /* check usb path */
2807                         if (board_is_limo_real() && !hwrevision(6))
2808                                 check_mhl();
2809                 }
2810
2811                 if (mach_is_tickertape())
2812                         /* USB_SEL: XM0ADDR_0: MP04[0] output mode */
2813                         gpio_direction_output(&gpio->mp0_4, 0, 0);
2814
2815                 /* USB Path to AP */
2816                 micro_usb_switch(0);
2817                 status = 1;
2818         } else if (!on && status) {
2819 #ifdef CONFIG_CMD_PMIC
2820                 run_command("pmic ldo 3 off", 0);
2821                 run_command("pmic ldo 8 off", 0);
2822 #endif
2823                 status = 0;
2824         }
2825         udelay(10000);
2826
2827         return 0;
2828 }
2829
2830 struct s3c_plat_otg_data s5pc110_otg_data = {
2831         .phy_control = s5pc1xx_phy_control,
2832         .regs_phy = S5PC110_PHY_BASE,
2833         .regs_otg = S5PC110_OTG_BASE,
2834 };
2835
2836 #if defined(CONFIG_USB_ETHER)
2837 int board_eth_init(bd_t *bis)
2838 {
2839         int res = -1;
2840
2841         s3c_udc_probe(&s5pc110_otg_data);
2842         if (usb_eth_initialize(bis) >= 0)
2843                 res = 0;
2844         return res;
2845 }
2846 #endif
2847
2848 #ifdef CONFIG_CMD_USB_MASS_STORAGE
2849 static int dummy_read_sector(unsigned int n, void *buf)
2850 {
2851         memset(buf, n % 16, SECTOR_SIZE);
2852         return 0;
2853 }
2854
2855 static int dummy_write_sector(unsigned int n, void *buf)
2856 {
2857         printf("%c", *((char*)buf + 0));
2858         printf("%c", *((char*)buf + 1));
2859         printf("%c", *((char*)buf + 2));
2860         printf("\n");
2861         return 0;
2862 }
2863
2864 static int dummy_get_capacity(void)
2865 {
2866         return 4096 * 1024;
2867 }
2868
2869 static struct ums_board_info ums_board = {
2870         .read_sector = dummy_read_sector,
2871         .write_sector = dummy_write_sector,
2872         .get_capacity = dummy_get_capacity,
2873         .name = "u-Boot disk",
2874 };
2875
2876 struct ums_board_info *board_ums_init(void)
2877 {
2878         s3c_udc_probe(&s5pc110_otg_data);
2879         return &ums_board;
2880 }
2881 #endif
2882
2883 #ifdef CONFIG_CMD_USBDOWN
2884 int usb_board_init(void)
2885 {
2886         /* interrupt clear */
2887         poweron_key_check();
2888
2889 #ifdef CONFIG_CMD_PMIC
2890         run_command("pmic ldo 8 on", 0);
2891         run_command("pmic ldo 3 on", 0);
2892 #endif
2893
2894         /* S5PC110 */
2895         if (board_is_limo_universal() ||
2896                 board_is_limo_real() ||
2897                 board_is_media()) {
2898                 /* check usb path */
2899                 if (board_is_limo_real() && !hwrevision(6))
2900                         check_mhl();
2901         }
2902
2903         if (mach_is_tickertape())
2904                 /* USB_SEL: XM0ADDR_0: MP04[0] output mode */
2905                 gpio_direction_output(&gpio->mp0_4, 0, 0);
2906
2907         /* USB Path to AP */
2908         micro_usb_switch(0);
2909
2910         return 0;
2911 }
2912 #endif
2913
2914 #ifdef CONFIG_GENERIC_MMC
2915 int s5p_no_mmc_support(void)
2916 {
2917         if (mach_is_wmg160() && hwrevision(5))
2918                 return 1;
2919         return 0;
2920 }
2921
2922 int board_mmc_init(bd_t *bis)
2923 {
2924         int i, err;
2925         int buswidth = 4;
2926
2927         if (s5p_no_mmc_support())
2928                 return -1;
2929
2930         /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
2931         if (mach_is_goni() || mach_is_wmg160())
2932                 gpio_direction_output(&gpio->j2, 7, 1);
2933
2934         /*
2935          * MMC0 GPIO
2936          * GPG0[0]      SD_0_CLK
2937          * GPG0[1]      SD_0_CMD
2938          * GPG0[2]      SD_0_CDn        -> Not used
2939          * GPG0[3:6]    SD_0_DATA[0:3]
2940          */
2941         for (i = 0; i < 7; i++) {
2942                 if (i == 2)
2943                         continue;
2944                 /* GPG0[0:6] special function 2 */
2945                 gpio_cfg_pin(&gpio->g0, i, 0x2);
2946                 /* GPG0[0:6] pull disable */
2947                 gpio_set_pull(&gpio->g0, i, GPIO_PULL_NONE);
2948                 /* GPG0[0:6] drv 4x */
2949                 gpio_set_drv(&gpio->g0, i, GPIO_DRV_4X);
2950         }
2951
2952         if (board_is_sdk() && hwrevision(6)) {
2953                 for (i = 3; i < 7; i++) {
2954                         /* GPG1[3:6] special function 3 */
2955                         gpio_cfg_pin(&gpio->g1, i, 0x3);
2956                         /* GPG1[3:6] pull disable */
2957                         gpio_set_pull(&gpio->g1,
2958                                         i, GPIO_PULL_NONE);
2959                         /* GPG1[3:6] drv 4x */
2960                         gpio_set_drv(&gpio->g1, i, GPIO_DRV_4X);
2961                 }
2962
2963                 buswidth = 8; /* 8-bit buswidth */
2964         }
2965
2966         if (mach_is_geminus()) {
2967                 gpio_direction_output(&gpio->j2, 7, 1);
2968                 gpio_set_pull(&gpio->j2, 7, GPIO_PULL_NONE);
2969         }
2970
2971         /* T_FLASH_DETECT: EINT28: GPH3[4] interrupt mode */
2972         gpio_cfg_pin(&gpio->h3, 4, GPIO_IRQ);
2973         gpio_set_pull(&gpio->h3, 4, GPIO_PULL_UP);
2974
2975         err = s5p_mmc_init(0, buswidth);
2976
2977         if (!gpio_get_value(&gpio->h3, 4)) {
2978                 for (i = 0; i < 7; i++) {
2979                         if (i == 2)
2980                                 continue;
2981                         /* GPG2[0:6] special function 2 */
2982                         gpio_cfg_pin(&gpio->g2, i, 0x2);
2983                         /* GPG2[0:6] pull disable */
2984                         gpio_set_pull(&gpio->g2, i, GPIO_PULL_NONE);
2985                         /* GPG2[0:6] drv 4x */
2986                         gpio_set_drv(&gpio->g2, i, GPIO_DRV_4X);
2987                 }
2988                 err =s5p_mmc_init(2, 4);
2989         }
2990
2991         return err;
2992 }
2993 #endif
2994
2995 #ifdef CONFIG_CMD_DEVICE_POWER
2996 static int do_microusb(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
2997 {
2998         switch (argc) {
2999         case 2:
3000                 if (strncmp(argv[1], "cp", 2) == 0) {
3001                         micro_usb_switch(1);
3002                         run_command("pmic safeout 2 on", 0);
3003                         setenv("usb", "cp");
3004                 } else if (strncmp(argv[1], "ap", 2) == 0) {
3005                         micro_usb_switch(0);
3006                         run_command("pmic safeout 2 off", 0);
3007                         setenv("usb", "ap");
3008                 }
3009                 break;
3010         default:
3011                 cmd_usage(cmdtp);
3012                 return 1;
3013         }
3014
3015         saveenv();
3016
3017         printf("USB Path is set to %s\n", getenv("usb"));
3018
3019         return 0;
3020 }
3021
3022 U_BOOT_CMD(
3023         microusb,               CONFIG_SYS_MAXARGS,     1, do_microusb,
3024         "Micro USB Switch",
3025         "cp - switch to CP\n"
3026         "microusb ap - switch to AP\n"
3027 );
3028 #endif