board/samsung/universal/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 <asm/errno.h>
  41 #include <fbutils.h>
  42 #include <lcd.h>
  43 #include <bmp_layout.h>
  44
  45 #include "animation_frames.h"
  46 #include "gpio_setting.h"
  47
  48 DECLARE_GLOBAL_DATA_PTR;
  49
  50 #define C100_MACH_START                 3000
  51 #define C110_MACH_START                 3100
  52
  53 static unsigned int board_rev;
  54 static unsigned int battery_soc;
  55 static struct s5pc110_gpio *s5pc110_gpio;
  56
  57 enum {
  58         I2C_2,
  59         I2C_GPIO3,
  60         I2C_PMIC,
  61         I2C_GPIO5,
  62         I2C_GPIO6,
  63         I2C_GPIO7,
  64         I2C_GPIO10,
  65 };
  66
  67 /*
  68  * i2c 2
  69  * SDA: GPD1[4]
  70  * SCL: GPD1[5]
  71  */
  72 static struct i2c_gpio_bus_data i2c_2 = {
  73         .sda_pin        = 4,
  74         .scl_pin        = 5,
  75 };
  76
  77 /*
  78  * i2c gpio3
  79  * SDA: GPJ3[6]
  80  * SCL: GPJ3[7]
  81  */
  82 static struct i2c_gpio_bus_data i2c_gpio3 = {
  83         .sda_pin        = 6,
  84         .scl_pin        = 7,
  85 };
  86
  87 /*
  88  * i2c pmic
  89  * SDA: GPJ4[0]
  90  * SCL: GPJ4[3]
  91  */
  92 static struct i2c_gpio_bus_data i2c_pmic = {
  93         .sda_pin        = 0,
  94         .scl_pin        = 3,
  95 };
  96
  97 /*
  98  * i2c gpio5
  99  * SDA: MP05[3]
 100  * SCL: MP05[2]
 101  */
 102 static struct i2c_gpio_bus_data i2c_gpio5 = {
 103         .sda_pin        = 3,
 104         .scl_pin        = 2,
 105 };
 106
 107 /*
 108  * i2c gpio6
 109  * SDA: GPJ3[4]
 110  * SCL: GPJ3[5]
 111  */
 112 static struct i2c_gpio_bus_data i2c_gpio6 = {
 113         .sda_pin        = 4,
 114         .scl_pin        = 5,
 115 };
 116
 117 /*
 118  * i2c gpio7 - kessler
 119  * SDA: MP05[1]
 120  * SCL: MP05[0]
 121  */
 122 static struct i2c_gpio_bus_data i2c_gpio7 = {
 123         .sda_pin        = 1,
 124         .scl_pin        = 0,
 125 };
 126
 127 /*
 128  * i2c gpio7 - cypress
 129  * SDA: MP05[6]
 130  * SCL: MP05[4]
 131  */
 132 static struct i2c_gpio_bus_data i2c_cypress_gpio7 = {
 133         .sda_pin        = 6,
 134         .scl_pin        = 4,
 135 };
 136
 137 /*
 138  * i2c gpio10
 139  * SDA: GPJ3[0]
 140  * SCL: GPJ3[1]
 141  */
 142 static struct i2c_gpio_bus_data i2c_gpio10 = {
 143         .sda_pin        = 0,
 144         .scl_pin        = 1,
 145 };
 146
 147
 148 static struct i2c_gpio_bus i2c_gpio[] = {
 149         {
 150                 .bus    = &i2c_2,
 151         }, {
 152                 .bus    = &i2c_gpio3,
 153         }, {
 154                 .bus    = &i2c_pmic,
 155         }, {
 156                 .bus    = &i2c_gpio5,
 157         }, {
 158                 .bus    = &i2c_gpio6,
 159         }, {
 160                 .bus    = &i2c_gpio7,
 161         }, {
 162                 .bus    = &i2c_gpio10,
 163         },
 164 };
 165
 166 u32 get_board_rev(void)
 167 {
 168         return board_rev;
 169 }
 170
 171 static int hwrevision(int rev)
 172 {
 173         return (board_rev & 0xf) == rev;
 174 }
 175
 176 enum {
 177         MACH_UNIVERSAL,
 178         MACH_TICKERTAPE,
 179         MACH_CHANGED,
 180         MACH_P1P2,      /* Don't remove it */
 181         MACH_GEMINUS,
 182         MACH_CYPRESS,
 183
 184         MACH_WMG160 = 160,
 185
 186         MACH_PSEUDO_END,
 187
 188         MACH_AQUILA     = 2646,
 189         MACH_KESSLER    = 3102,
 190 };
 191
 192 #define SPLIT_SCREEN_FEATURE    0x100
 193
 194 /* board is MACH_AQUILA and board is like below. */
 195 #define J1_B2_BOARD             0x0200
 196 #define LIMO_UNIVERSAL_BOARD    0x0400
 197 #define LIMO_REAL_BOARD         0x0800
 198 #define MEDIA_BOARD             0x1000
 199 #define BAMBOO_BOARD            0x2000
 200
 201 /* board is MACH_KESSLER and board is like below */
 202 #define ARIES_BOARD             0x4000
 203 #define NEPTUNE_BOARD           0x8000
 204
 205 #define BOARD_MASK              0xFF00
 206
 207 static int c110_machine_id(void)
 208 {
 209         return gd->bd->bi_arch_number - C110_MACH_START;
 210 }
 211
 212 static int machine_is_aquila(void)
 213 {
 214         return (gd->bd->bi_arch_number == MACH_AQUILA);
 215 }
 216
 217 static int machine_is_tickertape(void)
 218 {
 219         return c110_machine_id() == MACH_TICKERTAPE;
 220 }
 221
 222 static int machine_is_geminus(void)
 223 {
 224         return c110_machine_id() == MACH_GEMINUS;
 225 }
 226
 227 static int machine_is_cypress(void)
 228 {
 229         return c110_machine_id() == MACH_CYPRESS;
 230 }
 231
 232 static int board_is_limo_universal(void)
 233 {
 234         return machine_is_aquila() && (board_rev & LIMO_UNIVERSAL_BOARD);
 235 }
 236
 237 static int board_is_limo_real(void)
 238 {
 239         return machine_is_aquila() && (board_rev & LIMO_REAL_BOARD);
 240 }
 241
 242 static int board_is_media(void)
 243 {
 244         return machine_is_aquila() && (board_rev & MEDIA_BOARD);
 245 }
 246
 247 static int board_is_j1b2(void)
 248 {
 249         return machine_is_aquila() && (board_rev & J1_B2_BOARD);
 250 }
 251
 252 /* Kessler */
 253 static int machine_is_kessler(void)
 254 {
 255         return gd->bd->bi_arch_number == MACH_KESSLER;
 256 }
 257
 258 static int board_is_neptune(void)
 259 {
 260         return machine_is_kessler() && (board_rev & NEPTUNE_BOARD);
 261 }
 262
 263 /* DLNA Dongle */
 264 static int machine_is_wmg160(void)
 265 {
 266         return c110_machine_id() == MACH_WMG160;
 267 }
 268
 269 static void check_battery(int mode);
 270
 271 void i2c_init_board(void)
 272 {
 273         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
 274         int num_bus;
 275
 276         if (cpu_is_s5pc100())
 277                 return;
 278
 279         num_bus = ARRAY_SIZE(i2c_gpio);
 280
 281         if (machine_is_aquila()) {
 282                 i2c_gpio[I2C_GPIO6].bus->gpio_base = 0;
 283                 i2c_gpio[I2C_GPIO7].bus->gpio_base = 0;
 284         } else if (machine_is_kessler()) {
 285                 i2c_gpio[I2C_GPIO7].bus->gpio_base =
 286                         (unsigned int)&gpio->gpio_mp0_5;
 287         } else if (machine_is_cypress()) {
 288                 i2c_gpio[I2C_GPIO7].bus = &i2c_cypress_gpio7;
 289                 i2c_gpio[I2C_GPIO7].bus->gpio_base =
 290                         (unsigned int)&gpio->gpio_mp0_5;
 291         } else {
 292                 i2c_gpio[I2C_GPIO7].bus->gpio_base = 0;
 293         }
 294
 295         i2c_gpio[I2C_2].bus->gpio_base = (unsigned int)&gpio->gpio_d1;
 296         i2c_gpio[I2C_GPIO3].bus->gpio_base = (unsigned int)&gpio->gpio_j3;
 297         i2c_gpio[I2C_PMIC].bus->gpio_base = (unsigned int)&gpio->gpio_j4;
 298         i2c_gpio[I2C_GPIO5].bus->gpio_base = (unsigned int)&gpio->gpio_mp0_5;
 299         i2c_gpio[I2C_GPIO6].bus->gpio_base = (unsigned int)&gpio->gpio_j3;
 300
 301         i2c_gpio_init(i2c_gpio, num_bus, I2C_PMIC);
 302
 303         /* Reset on max17040 early */
 304         if (battery_soc == 0)
 305                 check_battery(1);
 306 }
 307
 308 #ifdef CONFIG_MISC_INIT_R
 309 #define DEV_INFO_LEN            512
 310 static char device_info[DEV_INFO_LEN];
 311 static int display_info;
 312
 313 static void empty_device_info_buffer(void)
 314 {
 315         memset(device_info, 0x0, DEV_INFO_LEN);
 316 }
 317
 318 static void dprintf(const char *fmt, ...)
 319 {
 320         va_list args;
 321         uint i;
 322         char buf[128];
 323
 324         va_start(args, fmt);
 325         i = vsprintf(buf, fmt, args);
 326         va_end(args);
 327
 328         buf[127] = 0;
 329
 330         if ((strlen(device_info) + strlen(buf)) > (DEV_INFO_LEN - 1)) {
 331                 puts("Flushing device info...\n");
 332                 puts(device_info);
 333                 empty_device_info_buffer();
 334         }
 335         strcat(device_info, buf);
 336         puts(buf);
 337 }
 338
 339 #ifdef CONFIG_S5PC1XXFB
 340 static void display_device_info(void)
 341 {
 342         if (!display_info)
 343                 return;
 344
 345         init_font();
 346         set_font_xy(0, 450);
 347         set_font_color(FONT_WHITE);
 348         fb_printf(device_info);
 349         exit_font();
 350
 351         memset(device_info, 0x0, DEV_INFO_LEN);
 352
 353         udelay(5 * 1000 * 1000);
 354 }
 355 #endif
 356
 357 static const char *board_name[] = {
 358         "Universal",
 359         "TickerTape",
 360         "Kessler",
 361         "P1P2",         /* Don't remove it */
 362         "Geminus",
 363         "Cypress",
 364         "Neptune",
 365 };
 366
 367 enum {
 368         MEM_4G1G1G,
 369         MEM_4G2G1G,
 370         MEM_4G3G1G,
 371         MEM_4G4G1G,
 372 };
 373
 374 static char feature_buffer[32];
 375
 376 static char *display_features(int board, int board_rev)
 377 {
 378         int count = 0;
 379         char *buf = feature_buffer;
 380         char *name = NULL;
 381
 382         if (board == MACH_AQUILA) {
 383                 if (board_rev & SPLIT_SCREEN_FEATURE)
 384                         name = "SplitScreen";
 385                 if (board_rev & J1_B2_BOARD)
 386                         name = "J1 B2";
 387                 /* Limo Real or Universal */
 388                 if (board_rev & LIMO_REAL_BOARD)
 389                         name = "Limo Real";
 390                 else if (board_rev & LIMO_UNIVERSAL_BOARD)
 391                         name = "Limo Universal";
 392                 if (board_rev & MEDIA_BOARD)
 393                         name = "Media";
 394                 if (board_rev & BAMBOO_BOARD)
 395                         name = "Bamboo";
 396         } else if (board == MACH_KESSLER) {
 397                 if (board_rev & ARIES_BOARD)
 398                         name = "Aries";
 399                 if (board_rev & NEPTUNE_BOARD)
 400                         name = "Neptune";
 401         }
 402         if (name)
 403                 count += sprintf(buf + count, " - %s", name);
 404
 405         return buf;
 406 }
 407
 408 static char *get_board_name(int board)
 409 {
 410         if (board == MACH_AQUILA)
 411                 return "Aquila";
 412         else if (board == MACH_KESSLER)
 413                 return "Kessler";
 414         else if (board == MACH_WMG160)
 415                 return "WMG160";
 416         return (char *) board_name[board];
 417 }
 418
 419 static void check_board_revision(int board, int rev)
 420 {
 421         if (board == MACH_AQUILA) {
 422                 /* Limo Real or Universal */
 423                 if (rev & LIMO_UNIVERSAL_BOARD)
 424                         board_rev &= ~J1_B2_BOARD;
 425                 if (rev & LIMO_REAL_BOARD)
 426                         board_rev &= ~(J1_B2_BOARD |
 427                                         LIMO_UNIVERSAL_BOARD);
 428                 if (rev & MEDIA_BOARD)
 429                         board_rev &= ~(J1_B2_BOARD |
 430                                         LIMO_UNIVERSAL_BOARD);
 431                 if (rev & BAMBOO_BOARD)
 432                         board_rev &= ~(J1_B2_BOARD |
 433                                         LIMO_UNIVERSAL_BOARD |
 434                                         LIMO_REAL_BOARD |
 435                                         MEDIA_BOARD);
 436         } else if (board == MACH_KESSLER) {
 437                 if (rev & ARIES_BOARD)
 438                         board_rev &= ~(J1_B2_BOARD |
 439                                         LIMO_UNIVERSAL_BOARD);
 440                 if (rev & NEPTUNE_BOARD)
 441                         board_rev &= ~(J1_B2_BOARD |
 442                                         LIMO_UNIVERSAL_BOARD);
 443         } else
 444                 board_rev &= ~BOARD_MASK;
 445 }
 446
 447 static unsigned int get_hw_revision(struct s5pc1xx_gpio_bank *bank, int hwrev3)
 448 {
 449         unsigned int rev;
 450         int mode3 = 1;
 451
 452         if (hwrev3)
 453                 mode3 = 7;
 454
 455         gpio_direction_input(bank, 2);
 456         gpio_direction_input(bank, 3);
 457         gpio_direction_input(bank, 4);
 458         gpio_direction_input(bank, mode3);
 459
 460         gpio_set_pull(bank, 2, GPIO_PULL_NONE);         /* HWREV_MODE0 */
 461         gpio_set_pull(bank, 3, GPIO_PULL_NONE);         /* HWREV_MODE1 */
 462         gpio_set_pull(bank, 4, GPIO_PULL_NONE);         /* HWREV_MODE2 */
 463         gpio_set_pull(bank, mode3, GPIO_PULL_NONE);     /* HWREV_MODE3 */
 464
 465         rev = gpio_get_value(bank, 2);
 466         rev |= (gpio_get_value(bank, 3) << 1);
 467         rev |= (gpio_get_value(bank, 4) << 2);
 468         rev |= (gpio_get_value(bank, mode3) << 3);
 469
 470         return rev;
 471 }
 472
 473 static void check_hw_revision(void)
 474 {
 475         unsigned int board = MACH_UNIVERSAL;    /* Default is Universal */
 476
 477         if (cpu_is_s5pc100()) {
 478                 struct s5pc100_gpio *gpio =
 479                         (struct s5pc100_gpio *)S5PC100_GPIO_BASE;
 480
 481                 board_rev = get_hw_revision(&gpio->gpio_j0, 0);
 482
 483                 /* C100 TickerTape */
 484                 if (board_rev == 3)
 485                         board = MACH_TICKERTAPE;
 486         } else {
 487                 struct s5pc110_gpio *gpio =
 488                         (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
 489                 int hwrev3 = 0;
 490
 491                 board_rev = 0;
 492
 493                 /*
 494                  * Note Check 'Aquila' board first
 495                  *
 496                  * TT: TickerTape
 497                  * SS: SplitScreen
 498                  * LRA: Limo Real Aquila
 499                  * LUA: Limo Universal Aquila
 500                  * OA: Old Aquila
 501                  * CYP: Cypress
 502                  * BB: Bamboo
 503                  *
 504                  * ADDR = 0xE0200000 + OFF
 505                  *
 506                  *       OFF    Universal BB   LRA  LUA  OA   TT   SS        CYP
 507                  *   J1: 0x0264 0x10      0x10 0x00 0x00 0x00 0x00 0x00
 508                  *   J2: 0x0284           0x01 0x10 0x00
 509                  *   H1: 0x0C24    W           0x28 0xA8 0x1C                0x0F
 510                  *   H3: 0x0C64                0x03 0x07 0x0F
 511                  *   D1: 0x00C4 0x0F           0x3F 0x3F 0x0F 0xXC 0x3F
 512                  *    I: 0x0224                          0x02 0x00 0x08
 513                  * MP03: 0x0324                          0x9x      0xbx 0x9x
 514                  * MP05: 0x0364                          0x80      0x88
 515                  */
 516
 517                 /* C110 Aquila */
 518                 if (gpio_get_value(&gpio->gpio_j1, 4) == 0) {
 519                         board = MACH_AQUILA;
 520                         board_rev |= J1_B2_BOARD;
 521
 522                         gpio_set_pull(&gpio->gpio_j2, 6, GPIO_PULL_NONE);
 523                         gpio_direction_input(&gpio->gpio_j2, 6);
 524
 525                         /* Check board */
 526                         if (gpio_get_value(&gpio->gpio_h1, 2) == 0)
 527                                 board_rev |= LIMO_UNIVERSAL_BOARD;
 528
 529                         if (gpio_get_value(&gpio->gpio_h3, 2) == 0)
 530                                 board_rev |= LIMO_REAL_BOARD;
 531
 532                         if (gpio_get_value(&gpio->gpio_j2, 6) == 1)
 533                                 board_rev |= MEDIA_BOARD;
 534
 535                         /* set gpio to default value. */
 536                         gpio_set_pull(&gpio->gpio_j2, 6, GPIO_PULL_DOWN);
 537                         gpio_direction_output(&gpio->gpio_j2, 6, 0);
 538                 }
 539
 540                 /* Workaround: C110 Aquila Rev0.6 */
 541                 if (board_rev == 6) {
 542                         board = MACH_AQUILA;
 543                         board_rev |= LIMO_REAL_BOARD;
 544                 }
 545
 546                 /* C110 Aquila Bamboo */
 547                 if (gpio_get_value(&gpio->gpio_j2, 0) == 1) {
 548                         board = MACH_AQUILA;
 549                         board_rev |= BAMBOO_BOARD;
 550                 }
 551
 552                 /* C110 TickerTape */
 553                 if (gpio_get_value(&gpio->gpio_d1, 0) == 0 &&
 554                                 gpio_get_value(&gpio->gpio_d1, 1) == 0)
 555                         board = MACH_TICKERTAPE;
 556
 557                 /* WMG160 - GPH3[0:4] = 0x00 */
 558                 if (board == MACH_TICKERTAPE) {
 559                         int i, wmg160 = 1;
 560
 561                         for (i = 0; i < 4; i++) {
 562                                 if (gpio_get_value(&gpio->gpio_h3, i) != 0) {
 563                                         wmg160 = 0;
 564                                         break;
 565                                 }
 566                         }
 567                         if (wmg160) {
 568                                 board = MACH_WMG160;
 569                                 hwrev3 = 1;
 570                         }
 571                 }
 572
 573                 /* C110 Geminus for rev0.0 */
 574                 gpio_set_pull(&gpio->gpio_j1, 2, GPIO_PULL_NONE);
 575                 gpio_direction_input(&gpio->gpio_j1, 2);
 576                 if (gpio_get_value(&gpio->gpio_j1, 2) == 1) {
 577                         board = MACH_GEMINUS;
 578                         if ((board_rev & ~BOARD_MASK) == 3)
 579                                 board_rev &= ~0xff;
 580                 }
 581                 gpio_set_pull(&gpio->gpio_j1, 2, GPIO_PULL_DOWN);
 582                 gpio_direction_output(&gpio->gpio_j1, 2, 0);
 583
 584                 /* C110 Geminus for rev0.1 ~ */
 585                 gpio_set_pull(&gpio->gpio_j0, 6, GPIO_PULL_NONE);
 586                 gpio_direction_input(&gpio->gpio_j0, 6);
 587                 if (gpio_get_value(&gpio->gpio_j0, 6) == 1) {
 588                         board = MACH_GEMINUS;
 589                         hwrev3 = 1;
 590                 }
 591                 gpio_set_pull(&gpio->gpio_j0, 6, GPIO_PULL_DOWN);
 592
 593                 /* Kessler MP0_5[6] == 1 */
 594                 gpio_direction_input(&gpio->gpio_mp0_5, 6);
 595                 if (gpio_get_value(&gpio->gpio_mp0_5, 6) == 1) {
 596                         /* Cypress: Do this for cypress */
 597                         gpio_set_pull(&gpio->gpio_j2, 2, GPIO_PULL_NONE);
 598                         gpio_direction_input(&gpio->gpio_j2, 2);
 599                         if (gpio_get_value(&gpio->gpio_j2, 2) == 1) {
 600                                 board = MACH_CYPRESS;
 601                                 gpio_direction_output(&gpio->gpio_mp0_5, 6, 0);
 602                         } else {
 603                                 board = MACH_KESSLER;
 604                                 board_rev |= ARIES_BOARD;
 605
 606                                 /* Neptune MP0_5[4] == 1 */
 607                                 gpio_direction_input(&gpio->gpio_mp0_5, 4);
 608                                 if (gpio_get_value(&gpio->gpio_mp0_5, 4) == 1) {
 609                                         board_rev &= ~ARIES_BOARD;
 610                                         board_rev |= NEPTUNE_BOARD;
 611                                 }
 612                         }
 613                         gpio_set_pull(&gpio->gpio_j2, 2, GPIO_PULL_DOWN);
 614                         hwrev3 = 1;
 615                 } else
 616                         gpio_direction_output(&gpio->gpio_mp0_5, 6, 0);
 617
 618                 board_rev |= get_hw_revision(&gpio->gpio_j0, hwrev3);
 619         }
 620
 621         /* Set machine id */
 622         if (board < MACH_PSEUDO_END) {
 623                 if (cpu_is_s5pc110())
 624                         gd->bd->bi_arch_number = C110_MACH_START + board;
 625                 else
 626                         gd->bd->bi_arch_number = C100_MACH_START + board;
 627         } else
 628                 gd->bd->bi_arch_number = board;
 629
 630         /* Architecture Common settings */
 631         if (cpu_is_s5pc110()) {
 632                 setenv("mtdparts", MTDPARTS_DEFAULT_4KB);
 633         } else {
 634                 setenv("bootk", "onenand read 0x30007FC0 0x60000 0x300000; "
 635                                 "bootm 0x30007FC0");
 636                 setenv("updatek", "onenand erase 0x60000 0x300000; "
 637                                   "onenand write 0x31008000 0x60000 0x300000");
 638         }
 639 }
 640
 641 static void show_hw_revision(void)
 642 {
 643         int board;
 644
 645         /*
 646          * Workaround for Rev 0.3 + CP Ver ES 3.1
 647          * it's Rev 0.4
 648          */
 649         if (board_is_limo_real()) {
 650                 if (hwrevision(0)) {
 651                         /* default is Rev 0.4 */
 652                         board_rev &= ~0xf;
 653                         board_rev |= 0x4;
 654                 }
 655         }
 656
 657         if (machine_is_kessler() || machine_is_aquila())
 658                 board = gd->bd->bi_arch_number;
 659         else if (cpu_is_s5pc110())
 660                 board = gd->bd->bi_arch_number - C110_MACH_START;
 661         else
 662                 board = gd->bd->bi_arch_number - C100_MACH_START;
 663
 664
 665         check_board_revision(board, board_rev);
 666
 667         /* Set CPU Revision */
 668         if (machine_is_aquila()) {
 669                 if (board_is_limo_real()) {
 670                         if ((board_rev & 0xf) < 8)
 671                                 s5pc1xx_set_cpu_rev(0);
 672                 }
 673         } else if (machine_is_kessler())
 674                 s5pc1xx_set_cpu_rev(1);
 675         else if (machine_is_geminus()) {
 676                 if ((board_rev & 0xf) < 1)
 677                         s5pc1xx_set_cpu_rev(0);
 678         } else if (machine_is_cypress())
 679                 s5pc1xx_set_cpu_rev(1);
 680         else
 681                 s5pc1xx_set_cpu_rev(0);
 682
 683         dprintf("HW Revision:\t%x (%s%s) %s\n",
 684                 board_rev, get_board_name(board),
 685                 display_features(board, board_rev),
 686                 s5pc1xx_get_cpu_rev() ? "" : "EVT0");
 687 }
 688
 689 static void check_auto_burn(void)
 690 {
 691         unsigned long magic_base = CONFIG_SYS_SDRAM_BASE + 0x02000000;
 692         unsigned int count = 0;
 693         char buf[64];
 694
 695         if (readl(magic_base) == 0x426f6f74) {  /* ASICC: Boot */
 696                 printf("Auto burning bootloader\n");
 697                 count += sprintf(buf + count, "run updateb; ");
 698         }
 699         if (readl(magic_base + 0x04) == 0x4b65726e) {   /* ASICC: Kern */
 700                 printf("Auto burning kernel\n");
 701                 count += sprintf(buf + count, "run updatek; ");
 702         }
 703
 704         if (count) {
 705                 count += sprintf(buf + count, "reset");
 706                 setenv("bootcmd", buf);
 707         }
 708
 709         /* Clear the magic value */
 710         writel(0xa5a55a5a, magic_base);
 711         writel(0xa5a55a5a, magic_base + 0x4);
 712 }
 713
 714 static void pmic_pin_init(void)
 715 {
 716         unsigned int reg, value;
 717
 718         if (cpu_is_s5pc100())
 719                 return;
 720
 721         /* AP_PS_HOLD: XEINT_0: GPH0[0]
 722          * Note: Don't use GPIO PS_HOLD it doesn't work
 723          */
 724         reg = S5PC110_PS_HOLD_CONTROL;
 725         value = readl(reg);
 726         value |= S5PC110_PS_HOLD_DIR_OUTPUT |
 727                 S5PC110_PS_HOLD_DATA_HIGH |
 728                 S5PC110_PS_HOLD_OUT_EN;
 729         writel(value, reg);
 730
 731         /* nPOWER: XEINT_22: GPH2[6] interrupt mode */
 732         gpio_cfg_pin(&s5pc110_gpio->gpio_h2, 6, GPIO_IRQ);
 733         gpio_set_pull(&s5pc110_gpio->gpio_h2, 6, GPIO_PULL_UP);
 734 }
 735
 736 static void enable_ldos(void)
 737 {
 738         if (cpu_is_s5pc100())
 739                 return;
 740
 741         /* TOUCH_EN: XMMC3DATA_3: GPG3[6] output high */
 742         gpio_direction_output(&s5pc110_gpio->gpio_g3, 6, 1);
 743 }
 744
 745 static void enable_t_flash(void)
 746 {
 747         if (!(board_is_limo_universal() || board_is_limo_real()))
 748                 return;
 749
 750         /* T_FLASH_EN : XM0ADDR_13: MP0_5[4] output high */
 751         gpio_direction_output(&s5pc110_gpio->gpio_mp0_5, 4, 1);
 752 }
 753
 754 static void setup_limo_real_gpios(void)
 755 {
 756         if (!board_is_limo_real())
 757                 return;
 758
 759         /*
 760          * Note: Please write GPIO alphabet order
 761          */
 762         /* CODEC_LDO_EN: XVVSYNC_LDI: GPF3[4] output high */
 763         gpio_direction_output(&s5pc110_gpio->gpio_f3, 4, 1);
 764
 765         if (hwrevision(0))
 766                 /* RESET_REQ_N: XM0BEN_1: MP0_2[1] output high */
 767                 gpio_direction_output(&s5pc110_gpio->gpio_mp0_2, 1, 1);
 768         else
 769                 /* RESET_REQ_N: XM0CSn_2: MP0_1[2] output high */
 770                 gpio_direction_output(&s5pc110_gpio->gpio_mp0_1, 2, 1);
 771
 772         /* T_FLASH_DETECT: EINT28: GPH3[4] interrupt mode */
 773         gpio_cfg_pin(&s5pc110_gpio->gpio_h3, 4, GPIO_IRQ);
 774         gpio_set_pull(&s5pc110_gpio->gpio_h3, 4, GPIO_PULL_UP);
 775 }
 776
 777 static void setup_media_gpios(void)
 778 {
 779         if (!board_is_media())
 780                 return;
 781
 782         /*
 783          * Note: Please write GPIO alphabet order
 784          */
 785         /* RESET_REQ_N: XM0CSn_2: MP0_1[2] output high */
 786         gpio_direction_output(&s5pc110_gpio->gpio_mp0_1, 2, 1);
 787
 788         /* T_FLASH_DETECT: EINT28: GPH3[4] interrupt mode */
 789         gpio_cfg_pin(&s5pc110_gpio->gpio_h3, 4, GPIO_IRQ);
 790         gpio_set_pull(&s5pc110_gpio->gpio_h3, 4, GPIO_PULL_UP);
 791 }
 792
 793 #define KBR3            (1 << 3)
 794 #define KBR2            (1 << 2)
 795 #define KBR1            (1 << 1)
 796 #define KBR0            (1 << 0)
 797
 798 static void check_keypad(void)
 799 {
 800         unsigned int reg, value;
 801         unsigned int col_num, row_num;
 802         unsigned int col_mask;
 803         unsigned int col_mask_shift;
 804         unsigned int row_state[4];
 805         unsigned int i;
 806         unsigned int auto_download = 0;
 807
 808         if (machine_is_wmg160())
 809                 return;
 810
 811         if (cpu_is_s5pc100()) {
 812                 struct s5pc100_gpio *gpio =
 813                         (struct s5pc100_gpio *)S5PC100_GPIO_BASE;
 814
 815                 row_num = 3;
 816                 col_num = 3;
 817
 818                 /* Set GPH2[2:0] to KP_COL[2:0] */
 819                 gpio_cfg_pin(&gpio->gpio_h2, 0, 0x3);
 820                 gpio_cfg_pin(&gpio->gpio_h2, 1, 0x3);
 821                 gpio_cfg_pin(&gpio->gpio_h2, 2, 0x3);
 822
 823                 /* Set GPH3[2:0] to KP_ROW[2:0] */
 824                 gpio_cfg_pin(&gpio->gpio_h3, 0, 0x3);
 825                 gpio_cfg_pin(&gpio->gpio_h3, 1, 0x3);
 826                 gpio_cfg_pin(&gpio->gpio_h3, 2, 0x3);
 827
 828                 reg = S5PC100_KEYPAD_BASE;
 829                 col_mask = S5PC1XX_KEYIFCOL_MASK;
 830                 col_mask_shift = 0;
 831         } else {
 832                 if (board_is_limo_real() || board_is_limo_universal()) {
 833                         row_num = 2;
 834                         col_num = 3;
 835                 } else {
 836                         row_num = 4;
 837                         col_num = 4;
 838                 }
 839
 840                 for (i = 0; i < row_num; i++) {
 841                         /* Set GPH3[3:0] to KP_ROW[3:0] */
 842                         gpio_cfg_pin(&s5pc110_gpio->gpio_h3, i, 0x3);
 843                         gpio_set_pull(&s5pc110_gpio->gpio_h3, i, GPIO_PULL_UP);
 844                 }
 845
 846                 for (i = 0; i < col_num; i++)
 847                         /* Set GPH2[3:0] to KP_COL[3:0] */
 848                         gpio_cfg_pin(&s5pc110_gpio->gpio_h2, i, 0x3);
 849
 850                 reg = S5PC110_KEYPAD_BASE;
 851                 col_mask = S5PC110_KEYIFCOLEN_MASK;
 852                 col_mask_shift = 8;
 853         }
 854
 855         /* KEYIFCOL reg clear */
 856         writel(0, reg + S5PC1XX_KEYIFCOL_OFFSET);
 857
 858         /* key_scan */
 859         for (i = 0; i < col_num; i++) {
 860                 value = col_mask;
 861                 value &= ~(1 << i) << col_mask_shift;
 862
 863                 writel(value, reg + S5PC1XX_KEYIFCOL_OFFSET);
 864                 udelay(1000);
 865
 866                 value = readl(reg + S5PC1XX_KEYIFROW_OFFSET);
 867                 row_state[i] = ~value & ((1 << row_num) - 1);
 868                 if (row_state[i])
 869                         printf("[%d col] row_state: 0x%x\n", i, row_state[i]);
 870         }
 871
 872         /* KEYIFCOL reg clear */
 873         writel(0, reg + S5PC1XX_KEYIFCOL_OFFSET);
 874
 875         if (machine_is_aquila() || machine_is_kessler()) {
 876                 /* cam full shot & volume down */
 877                 if ((row_state[0] & 0x1) && (row_state[1] & 0x2))
 878                         auto_download = 1;
 879                 /* volume down */
 880                 else if ((row_state[1] & 0x2))
 881                         display_info = 1;
 882         } else if (machine_is_geminus())
 883                 /* volume down & home */
 884                 if ((row_state[1] & 0x2) && (row_state[2] & 0x1))
 885                         auto_download = 1;
 886
 887         if (auto_download)
 888                 setenv("bootcmd", "usbdown");
 889 }
 890
 891 static void check_battery(int mode)
 892 {
 893         unsigned char val[2];
 894         unsigned char addr = 0x36;      /* max17040 fuel gauge */
 895
 896         i2c_set_bus_num(I2C_GPIO3);
 897
 898         if (machine_is_aquila()) {
 899                 if (board_is_j1b2())
 900                         return;
 901         } else if (machine_is_kessler())
 902                 i2c_set_bus_num(I2C_GPIO7);
 903         else if (machine_is_cypress()) {
 904                 i2c_set_bus_num(I2C_GPIO7);
 905         } else if (machine_is_geminus()) {
 906                 if (hwrevision(1))
 907                         i2c_set_bus_num(I2C_GPIO7);
 908         } else
 909                 return;
 910
 911         if (i2c_probe(addr)) {
 912                 printf("Can't found max17040 fuel gauge\n");
 913                 return;
 914         }
 915
 916         /* mode 0: check mode / 1: enable mode */
 917         if (mode) {
 918                 val[0] = 0x54;
 919                 val[1] = 0x00;
 920                 i2c_write(addr, 0xfe, 1, val, 2);
 921         } else {
 922                 i2c_read(addr, 0x04, 1, val, 1);
 923                 dprintf("battery:\t%d%%\n", val[0]);
 924                 battery_soc = val[0];
 925         }
 926 }
 927
 928 static void check_mhl(void)
 929 {
 930         unsigned char val[2];
 931         unsigned char addr = 0x39;      /* SIL9230 */
 932
 933         /* MHL Power enable */
 934         /* HDMI_EN : GPJ2[2] XMSMDATA_2 output mode */
 935         gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, 1);
 936
 937         /* MHL_RST : MP0_4[7] XM0ADDR_7 output mode */
 938         gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 7, 0);
 939
 940         /* 10ms required after reset */
 941         udelay(10000);
 942
 943         /* output enable */
 944         gpio_set_value(&s5pc110_gpio->gpio_mp0_4, 7, 1);
 945
 946         i2c_set_bus_num(I2C_GPIO5);
 947
 948         /* set usb path */
 949         if (i2c_probe(addr)) {
 950                 printf("Can't found MHL Chip\n");
 951                 return;
 952         }
 953
 954         /*
 955          * System Control #1
 956          * set to Normal operation
 957          */
 958         val[0] = 0x35;
 959         i2c_write((0x72 >> 1), 0x08, 1, val, 1);
 960         i2c_read((0x72 >> 1), 0x08, 1, val, 1);
 961
 962         /*
 963          * MHL TX Control #1
 964          * TERM_MODE [7:6]
 965          * 00 = MHL termination ON
 966          * 11 = MHL termination OFF
 967          */
 968         val[0] = 0xd0;
 969         i2c_write((0x72 >> 1), 0xa0, 1, val, 1);
 970         i2c_read((0x72 >> 1), 0xa0, 1, val, 1);
 971 }
 972
 973 #define CHARGER_ANIMATION_FRAME         6
 974 static void max8998_clear_interrupt(void)
 975 {
 976         unsigned char addr, val[2];
 977         i2c_set_bus_num(I2C_PMIC);
 978         addr = 0xCC >> 1;
 979         if (i2c_probe(addr)) {
 980                 printf("Can't found max8998\n");
 981                 return;
 982         }
 983
 984         i2c_read(addr, 0x00, 1, val, 1);
 985         i2c_read(addr, 0x01, 1, val, 1);
 986         i2c_read(addr, 0x02, 1, val, 1);
 987         i2c_read(addr, 0x03, 1, val, 1);
 988 }
 989
 990 static int max8998_power_key(void)
 991 {
 992         unsigned char addr, val[2];
 993         i2c_set_bus_num(I2C_PMIC);
 994         addr = 0xCC >> 1;
 995         if (i2c_probe(addr)) {
 996                 printf("Can't found max8998\n");
 997                 return 0;
 998         }
 999
1000         /* Accessing IRQ1 register */
1001         i2c_read(addr, 0x00, 1, val, 1);
1002         if (val[0] & (1 << 6))
1003                 return 1;
1004
1005         return 0;
1006 }
1007
1008 static int max8998_has_ext_power_source(void)
1009 {
1010         unsigned char addr, val[2];
1011         i2c_set_bus_num(I2C_PMIC);
1012         addr = 0xCC >> 1;
1013         if (i2c_probe(addr)) {
1014                 printf("Can't found max8998\n");
1015                 return 0;
1016         }
1017
1018         /* Accessing STATUS2 register */
1019         i2c_read(addr, 0x09, 1, val, 1);
1020         if (val[0] & (1 << 5))
1021                 return 1;
1022
1023         return 0;
1024 }
1025
1026 struct thermister_stat {
1027         short centigrade;
1028         unsigned short adc;
1029 };
1030
1031 static struct thermister_stat adc_to_temperature_data[] = {
1032         { .centigrade = -20,    .adc = 1856, },
1033         { .centigrade = -15,    .adc = 1799, },
1034         { .centigrade = -10,    .adc = 1730, },
1035         { .centigrade = -5,     .adc = 1649, },
1036         { .centigrade = 0,      .adc = 1556, },
1037         { .centigrade = 5,      .adc = 1454, },
1038         { .centigrade = 10,     .adc = 1343, },
1039         { .centigrade = 15,     .adc = 1227, },
1040         { .centigrade = 20,     .adc = 1109, },
1041         { .centigrade = 25,     .adc = 992, },
1042         { .centigrade = 30,     .adc = 880, },
1043         { .centigrade = 35,     .adc = 773, },
1044         { .centigrade = 40,     .adc = 675, },
1045         { .centigrade = 45,     .adc = 586, },
1046         { .centigrade = 50,     .adc = 507, },
1047         { .centigrade = 55,     .adc = 436, },
1048         { .centigrade = 58,     .adc = 399, },
1049         { .centigrade = 63,     .adc = 343, },
1050         { .centigrade = 65,     .adc = 322, },
1051 };
1052
1053 #ifndef USHRT_MAX
1054 #define USHRT_MAX       0xFFFFU
1055 #endif
1056 static int adc_to_temperature_centigrade(unsigned short adc)
1057 {
1058         int i;
1059         int approximation;
1060         /* low_*: Greatest Lower Bound,
1061          *          *          *          * high_*: Smallest Upper Bound */
1062         int low_temp, high_temp;
1063         unsigned short low_adc = 0, high_adc = USHRT_MAX;
1064         for (i = 0; i < ARRAY_SIZE(adc_to_temperature_data); i++) {
1065                 if (adc_to_temperature_data[i].adc <= adc &&
1066                                 adc_to_temperature_data[i].adc >= low_adc) {
1067                         low_temp = adc_to_temperature_data[i].centigrade;
1068                         low_adc = adc_to_temperature_data[i].adc;
1069                 }
1070                 if (adc_to_temperature_data[i].adc >= adc &&
1071                                 adc_to_temperature_data[i].adc <= high_adc) {
1072                         high_temp = adc_to_temperature_data[i].centigrade;
1073                         high_adc = adc_to_temperature_data[i].adc;
1074                 }
1075         }
1076
1077         /* Linear approximation between cloest low and high,
1078          * which is the weighted average of the two. */
1079
1080         /* The following equation is correct only when the two are different */
1081         if (low_adc == high_adc)
1082                 return low_temp;
1083         if (ARRAY_SIZE(adc_to_temperature_data) < 2)
1084                 return 20; /* The room temperature */
1085         if (low_adc == 0)
1086                 return high_temp;
1087         if (high_adc == USHRT_MAX)
1088                 return low_temp;
1089         approximation = low_temp * (adc - low_adc) +
1090                 high_temp * (high_adc - adc);
1091         approximation /= high_adc - low_adc;
1092         return approximation;
1093 }
1094
1095 static unsigned short get_adc_value(int channel)
1096 {
1097         struct s5pc110_adc *adc = (struct s5pc110_adc *) S5PC110_ADC_BASE;
1098         unsigned short ret = 0;
1099         unsigned int reg;
1100         int ldonum = 8;
1101         char buf[64];
1102         unsigned int loop = 0;
1103
1104         if (machine_is_kessler())
1105                 ldonum = 4;
1106         else if (machine_is_geminus())
1107                 ldonum = 4;
1108         else if (machine_is_wmg160())
1109                 ldonum = 4;
1110         else if (machine_is_cypress())
1111                 ldonum = 8;
1112         else if (machine_is_tickertape())
1113                 ldonum = 8;
1114         else if (machine_is_aquila())
1115                 ldonum = 8;
1116         /*
1117         else if (machine_is_p1p2())
1118                 ldonum = 4;
1119         */
1120
1121         sprintf(buf, "pmic ldo %d on", ldonum);
1122         run_command(buf, 0);
1123         writel(channel & 0xF, &adc->adcmux);
1124         writel((1 << 14) | (49 << 6), &adc->adccon);
1125         writel(1000 & 0xffff, &adc->adcdly);
1126         writel(readl(&adc->adccon) | (1 << 16), &adc->adccon); /* 12 bit */
1127         udelay(10);
1128         writel(readl(&adc->adccon) | (1 << 0), &adc->adccon); /* Enable */
1129         udelay(10);
1130         do {
1131                 udelay(1);
1132                 reg = readl(&adc->adccon);
1133         } while (!reg & (1 << 15) && loop++ < 1000);
1134         ret = readl(&adc->adcdat0) & 0xFFF;
1135         sprintf(buf, "pmic ldo %d off", ldonum);
1136         run_command(buf, 0);
1137
1138         return ret;
1139 }
1140
1141 static int adc_get_average_ambient_temperature(void)
1142 {
1143         if (machine_is_kessler()) {
1144                 unsigned short min = USHRT_MAX;
1145                 unsigned short max = 0;
1146                 unsigned int sum = 0;
1147                 unsigned int measured = 0;
1148                 int i;
1149
1150                 for (i = 0; i < 7; i++) {
1151                         unsigned short measurement = get_adc_value(6);
1152                         sum += measurement;
1153                         measured ++;
1154                         if (min > measurement)
1155                                 min = measurement;
1156                         if (max < measurement)
1157                                 max = measurement;
1158                 }
1159                 if (measured >= 3) {
1160                         measured -= 2;
1161                         sum -= min;
1162                         sum -= max;
1163                 }
1164                 sum /= measured;
1165                 printf("Average Ambient Temperature = %d(ADC=%d)\n",
1166                                 adc_to_temperature_centigrade(sum), sum);
1167                 return adc_to_temperature_centigrade(sum);
1168         }
1169         else
1170                 return 20; /* 20 Centigrade */
1171 }
1172
1173 enum temperature_level {
1174         _TEMP_OK,
1175         _TEMP_OK_HIGH,
1176         _TEMP_OK_LOW,
1177         _TEMP_TOO_HIGH,
1178         _TEMP_TOO_LOW,
1179 };
1180
1181 static enum temperature_level temperature_check(void)
1182 {
1183         int temp = adc_get_average_ambient_temperature();
1184         if (temp < -5)
1185                 return _TEMP_TOO_LOW;
1186         if (temp < 0)
1187                 return _TEMP_OK_LOW;
1188         if (temp > 63)
1189                 return _TEMP_TOO_HIGH;
1190         if (temp > 58)
1191                 return _TEMP_OK_HIGH;
1192         return _TEMP_OK;
1193 }
1194
1195 extern void lcd_display_clear(void);
1196 extern int lcd_display_bitmap(ulong bmp_image, int x, int y);
1197
1198 static void charger_en(int enable)
1199 {
1200         /* 0: disable
1201          * 600: 600mA
1202          * 475: 475mA
1203          */
1204         unsigned char addr = 0xCC >> 1; /* max8998 */
1205         unsigned char val[2];
1206
1207         i2c_set_bus_num(I2C_PMIC);
1208         if (i2c_probe(addr)) {
1209                 printf("Can't found max8998 (%s:%d)\n", __func__, __LINE__);
1210                 return;
1211         }
1212
1213         if (!enable) {
1214                 printf("Disable the charger.\n");
1215                 i2c_read(addr, 0x0D, 1, val, 1);
1216                 val[0] &= ~(0x1);
1217                 val[0] |= 0x1;
1218                 i2c_write(addr, 0x0D, 1, val, 1);
1219         } else {
1220                 i2c_read(addr, 0x0C, 1, val, 1);
1221                 val[0] &= ~(0x7 << 0);
1222                 val[0] &= ~(0x7 << 5);
1223                 if (enable == 600) {
1224                         val[0] |= 5; /* 600mA */
1225                         val[0] |= (3 << 5); /* Stop at 150mA (25%) */
1226                 } else { /* Assume 475 mA */
1227                         enable = 475;
1228                         val[0] |= 2; /* 475mA */
1229                         val[0] |= (4 << 5); /* Stop at 142.5mA (30%) */
1230                 }
1231                 i2c_write(addr, 0x0C, 1, val, 1);
1232
1233                 i2c_read(addr, 0x0D, 1, val, 1);
1234                 val[0] &= ~(0x1);
1235                 i2c_write(addr, 0x0D, 1, val, 1);
1236                 printf("Enable the charger @ %dmA\n", enable);
1237         }
1238 }
1239
1240 void lcd_power_on(unsigned int onoff);
1241
1242 static void into_charge_mode(void)
1243 {
1244         unsigned int level;
1245         int i, j;
1246         bmp_image_t *bmp;
1247         unsigned long len;
1248         ulong bmp_addr[CHARGER_ANIMATION_FRAME];
1249         unsigned int reg, wakeup_stat;
1250         int charger_speed = 600;
1251
1252         max8998_clear_interrupt();
1253
1254         printf("Charge Mode\n");
1255         charger_en(charger_speed);
1256
1257 #ifdef CONFIG_S5PC1XXFB
1258         init_font();
1259
1260         /* TODO: write the image-text for the charger */
1261
1262         level = battery_soc * CHARGER_ANIMATION_FRAME / 100;
1263         if (level >= CHARGER_ANIMATION_FRAME)
1264                 level = CHARGER_ANIMATION_FRAME - 1;
1265
1266         for (i = 0; i < CHARGER_ANIMATION_FRAME; i++)
1267                 bmp_addr[i] = (ulong)battery_charging_animation[i];
1268
1269         lcd_display_clear();
1270         for (i = 0; i < 3; i++) {
1271                 for (j = level; j < CHARGER_ANIMATION_FRAME; j++) {
1272                         int k;
1273
1274                         bmp = gunzip_bmp(bmp_addr[j], &len);
1275                         lcd_display_bitmap((ulong) bmp, 140, 202);
1276                         free(bmp);
1277
1278                         for (k = 0; k < 10; k++)
1279                                 if (max8998_power_key()) {
1280                                         lcd_display_clear();
1281                                         goto restore_screen;
1282                                 } else if (!max8998_has_ext_power_source()) {
1283                                         lcd_display_clear();
1284                                         goto restore_screen;
1285                                 } else
1286                                         udelay(100 * 1000);
1287                 }
1288         }
1289         exit_font();
1290 #endif
1291         /* Disable the display to prevent flickering */
1292         /* TODO: how to reenable the display later? */
1293         lcd_power_on(0);
1294
1295         do {
1296                 struct s5pc110_rtc *rtc = (struct s5pc110_rtc *) S5PC110_RTC_BASE;
1297                 unsigned int org, org_ip3, org_tcfg0;
1298                 enum temperature_level  previous_state = _TEMP_OK;
1299
1300                 empty_device_info_buffer();
1301                 if (max8998_power_key())
1302                         break;
1303                 else if (!max8998_has_ext_power_source())
1304                         break;
1305
1306                 /* Enable RTC, SYSTIMER, ADC at CLKGATE IP3 */
1307                 org_ip3 = readl(0xE010046C);
1308                 writel(org_ip3 | (1 << 15) | (1 << 16) | (1 << 24), 0xE010046C);
1309
1310                 reg = org = readl(&rtc->rtccon);
1311                 reg |= (1 << 0);
1312                 writel(reg, &rtc->rtccon);
1313
1314                 reg = readl(&rtc->rtccon);
1315                 writel(reg | (1 << 3), &rtc->rtccon);
1316                 udelay(10);
1317                 writel(reg & ~(1 << 3), &rtc->rtccon);
1318                 udelay(10);
1319
1320                 reg = readl(&rtc->rtccon);
1321                 reg &= ~( (1 << 8) | (0xF << 4));
1322                 reg |= (1 << 8) | (0xD << 4); /* D: 4 Hz, 9: 64 Hz */
1323                 writel(reg, &rtc->rtccon);
1324
1325                 reg = 15 * 4 - 1; /* 15 sec */
1326                 writel(reg, &rtc->ticcnt);
1327
1328                 /* EVT0: sleep 1, EVT1: sleep */
1329                 if (cpu_is_s5pc110()) {
1330                         char *name = "dummy";
1331                         char *usage = "N/A";
1332                         char *help = NULL;
1333                         cmd_tbl_t ctt;
1334                         ctt.name = name;
1335                         ctt.usage = usage;
1336                         ctt.help = help;
1337
1338                         if (s5pc1xx_get_cpu_rev() == 0) {
1339                                 char *argv[] = {"1", "1"};
1340                                 wakeup_stat = do_sleep(&ctt, 0, 2, argv);
1341                         } else {
1342                                 char *argv[] = {"0", "0"};
1343                                 wakeup_stat = do_sleep(&ctt, 0, 1, argv);
1344                         }
1345                 } else {
1346                         printf("\n\n\nERROR: this is not S5PC110.\n\n\n");
1347                         return;
1348                 }
1349
1350                 /* Check TEMP HIGH/LOW */
1351                 switch (temperature_check()) {
1352                 case _TEMP_OK:
1353                         charger_en(charger_speed);
1354                         previous_state = _TEMP_OK;
1355                         break;
1356                 case _TEMP_TOO_LOW:
1357                         charger_en(0);
1358                         previous_state = _TEMP_TOO_LOW;
1359                         break;
1360                 case _TEMP_TOO_HIGH:
1361                         charger_en(0);
1362                         previous_state = _TEMP_TOO_HIGH;
1363                         break;
1364                 case _TEMP_OK_LOW:
1365                         if (previous_state == _TEMP_TOO_LOW)
1366                                 charger_en(0);
1367                         else
1368                         {
1369                                 charger_en(charger_speed);
1370                                 previous_state = _TEMP_OK;
1371                         }
1372                         break;
1373                 case _TEMP_OK_HIGH:
1374                         if (previous_state == _TEMP_TOO_HIGH)
1375                                 charger_en(0);
1376                         else
1377                         {
1378                                 charger_en(charger_speed);
1379                                 previous_state = _TEMP_OK;
1380                         }
1381                         break;
1382                 }
1383
1384                 writel(org, &rtc->rtccon);
1385                 writel(org_tcfg0, 0xE2600000);
1386                 writel(org_ip3, 0xE010046C);
1387
1388         } while (wakeup_stat == 0x04); /* RTC TICK */
1389
1390 restore_screen:
1391         /* TODO: Reenable logo display (not working yet) */
1392         lcd_power_on(1);
1393         drv_lcd_init_resume();
1394 }
1395
1396 static int fsa9480_probe(void)
1397 {
1398         unsigned char addr = 0x25;
1399
1400         if (cpu_is_s5pc100())
1401                 return;
1402
1403         if (board_is_limo_real()) {
1404                 if (hwrevision(0) || hwrevision(1))
1405                         return;
1406         }
1407
1408         i2c_set_bus_num(I2C_PMIC);
1409
1410         if (machine_is_kessler())
1411                 i2c_set_bus_num(I2C_GPIO6);
1412         else if (machine_is_cypress()) {
1413                 i2c_set_bus_num(I2C_GPIO6);
1414         } else if (machine_is_geminus()) {
1415                 if (hwrevision(1))
1416                         i2c_set_bus_num(I2C_GPIO6);
1417         } else if (machine_is_wmg160())
1418                 i2c_set_bus_num(I2C_GPIO6);
1419
1420         if (i2c_probe(addr)) {
1421                 printf("Can't found fsa9480\n");
1422                 return 1;
1423         }
1424
1425         return 0;
1426 }
1427
1428 static void check_micro_usb(int intr)
1429 {
1430         unsigned char addr;
1431         unsigned char val[2];
1432         static int started_charging_once = 0;
1433         char *path;
1434
1435         if (fsa9480_probe())
1436                 return;
1437
1438         addr = 0x25;            /* fsa9480 */
1439
1440         /* Clear Interrupt */
1441         if (intr) {
1442                 i2c_read(addr, 0x03, 1, val, 2);
1443                 udelay(500 * 1000);
1444         }
1445
1446         /* Read Device Type 1 */
1447         i2c_read(addr, 0x0a, 1, val, 1);
1448
1449 #define FSA_DEV1_CHARGER        (1 << 6)
1450 #define FSA_DEV1_UART           (1 << 3)
1451 #define FSA_DEV1_USB            (1 << 2)
1452 #define FSA_DEV2_JIG_USB_OFF    (1 << 1)
1453 #define FSA_DEV2_JIG_USB_ON     (1 << 0)
1454
1455         /*
1456          * If USB, use default 475mA
1457          * If Charger, use 600mA and go to charge mode
1458          */
1459         if ((val[0] & FSA_DEV1_CHARGER) && !started_charging_once) {
1460                 started_charging_once = 1;
1461
1462                 /* If it's full, do not charge. */
1463                 if (battery_soc < 100)
1464                         into_charge_mode();
1465                 else
1466                         charger_en(0);
1467         }
1468         else if (val[0] & FSA_DEV1_USB) {
1469                 if (battery_soc < 100)
1470                         charger_en(475); /* enable charger and keep booting */
1471                 else
1472                         charger_en(0);
1473         }
1474
1475         /* If Factory Mode is Boot ON-USB, go to download mode */
1476         i2c_read(addr, 0x07, 1, val, 1);
1477
1478 #define FSA_ADC_FAC_USB_OFF     0x18
1479 #define FSA_ADC_FAC_USB_ON      0x19
1480 #define FSA_ADC_FAC_UART        0x1d
1481
1482         if (val[0] == FSA_ADC_FAC_USB_ON || val[0] == FSA_ADC_FAC_USB_OFF)
1483                 setenv("bootcmd", "usbdown");
1484
1485         path = getenv("usb");
1486
1487         if (!strncmp(path, "cp", 2))
1488                 run_command("microusb cp", 0);
1489 }
1490
1491 static void micro_usb_switch(int path)
1492 {
1493         unsigned char addr;
1494         unsigned char val[2];
1495
1496         if (fsa9480_probe())
1497                 return;
1498
1499         addr = 0x25;            /* fsa9480 */
1500
1501         if (path)
1502                 val[0] = 0x90;  /* VAUDIO */
1503         else
1504                 val[0] = (1 << 5) | (1 << 2);   /* DHOST */
1505
1506         i2c_write(addr, 0x13, 1, val, 1);       /* MANSW1 */
1507
1508         i2c_read(addr, 0x2, 1, val, 1);
1509         val[0] &= ~(1 << 2);                    /* Manual switching */
1510         i2c_write(addr, 0x2, 1, val, 1);
1511 }
1512
1513 #define MAX8998_REG_ONOFF1      0x11
1514 #define MAX8998_REG_ONOFF2      0x12
1515 #define MAX8998_REG_ONOFF3      0x13
1516 #define MAX8998_REG_LDO7        0x21
1517 #define MAX8998_REG_LDO17       0x29
1518 /* ONOFF1 */
1519 #define MAX8998_LDO3            (1 << 2)
1520 /* ONOFF2 */
1521 #define MAX8998_LDO6            (1 << 7)
1522 #define MAX8998_LDO7            (1 << 6)
1523 #define MAX8998_LDO8            (1 << 5)
1524 #define MAX8998_LDO9            (1 << 4)
1525 #define MAX8998_LDO10           (1 << 3)
1526 #define MAX8998_LDO11           (1 << 2)
1527 #define MAX8998_LDO12           (1 << 1)
1528 #define MAX8998_LDO13           (1 << 0)
1529 /* ONOFF3 */
1530 #define MAX8998_LDO14           (1 << 7)
1531 #define MAX8998_LDO15           (1 << 6)
1532 #define MAX8998_LDO16           (1 << 5)
1533 #define MAX8998_LDO17           (1 << 4)
1534
1535
1536 static void init_pmic(void)
1537 {
1538         unsigned char addr;
1539         unsigned char val[2];
1540
1541         if (cpu_is_s5pc100())
1542                 return;
1543
1544         i2c_set_bus_num(I2C_PMIC);
1545
1546         addr = 0xCC >> 1;       /* max8998 */
1547         if (i2c_probe(addr)) {
1548                 printf("Can't found max8998\n");
1549                 return;
1550         }
1551
1552         /* ONOFF1 */
1553         i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1554         val[0] &= ~MAX8998_LDO3;
1555         i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1556
1557         /* ONOFF2 */
1558         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1559         /*
1560          * Disable LDO10(VPLL_1.1V), LDO11(CAM_IO_2.8V),
1561          * LDO12(CAM_ISP_1.2V), LDO13(CAM_A_2.8V)
1562          */
1563         val[0] &= ~(MAX8998_LDO10 | MAX8998_LDO11 |
1564                         MAX8998_LDO12 | MAX8998_LDO13);
1565
1566         if (machine_is_kessler())
1567                 val[0] |= MAX8998_LDO7;         /* LDO7: VLCD_1.8V */
1568
1569         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1570         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1571         /* ONOFF3 */
1572         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1573         /*
1574          * Disable LDO14(CAM_CIF_1.8), LDO15(CAM_AF_3.3V),
1575          * LDO16(VMIPI_1.8V), LDO17(CAM_8M_1.8V)
1576          */
1577         val[0] &= ~(MAX8998_LDO14 | MAX8998_LDO15 |
1578                         MAX8998_LDO16 | MAX8998_LDO17);
1579
1580         if (machine_is_kessler())
1581                 val[0] |= MAX8998_LDO17;        /* LDO17: VCC_3.0V_LCD */
1582
1583         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1584         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1585 }
1586
1587 static void setup_power_down_mode_registers(void)
1588 {
1589         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
1590         struct s5pc1xx_gpio_bank *bank;
1591         struct gpio_powermode *p;
1592         int n_p;
1593         struct gpio_external *ge;
1594         int n_ge;
1595         struct s5pc1xx_gpio_item *mr;
1596         int n_mr;
1597         int i;
1598
1599         if (cpu_is_s5pc100())
1600                 return;
1601
1602         /* Only Limo real and kessler supports worked for sleep currnet */
1603         if (machine_is_aquila()) {
1604                 if (board_is_limo_real())
1605                         /* Support */;
1606                 else
1607                         return;
1608         } else if (machine_is_kessler()) {
1609                 /* Support */;
1610         } else if (machine_is_geminus()) {
1611                 /* Support */;
1612         } else
1613                 return;
1614
1615         if (machine_is_aquila()) {
1616                 /* Aquila rev 0.8 or lower */
1617                 p = aquila_powerdown_modes;
1618                 ge = aquila_external_powerdown_modes;
1619                 mr = aquila_mirror_powerdown_mode;
1620                 n_p = ARRAY_SIZE(aquila_powerdown_modes);
1621                 n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1622                 n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1623         } else if (machine_is_kessler()) {
1624                 /* Aquila rev 0.9 */
1625                 p = kessler_powerdown_modes;
1626                 ge = kessler_external_powerdown_modes;
1627                 mr = kessler_mirror_powerdown_mode;
1628                 n_p = ARRAY_SIZE(kessler_powerdown_modes);
1629                 n_ge = ARRAY_SIZE(kessler_external_powerdown_modes);
1630                 n_mr = ARRAY_SIZE(kessler_mirror_powerdown_mode);
1631         } else if (machine_is_geminus()) {
1632                 if (hwrevision(1)) {
1633                         /* Same as Aquila rev 0.9 */
1634 #if 0
1635                         p = kessler_powerdown_modes;
1636                         ge = kessler_external_powerdown_modes;
1637                         mr = kessler_mirror_powerdown_mode;
1638                         n_p = ARRAY_SIZE(kessler_powerdown_modes);
1639                         n_ge = ARRAY_SIZE(kessler_external_powerdown_modes);
1640                         n_mr = ARRAY_SIZE(kessler_mirror_powerdown_mode);
1641 #else
1642                         p = aquila_powerdown_modes;
1643                         ge = aquila_external_powerdown_modes;
1644                         mr = aquila_mirror_powerdown_mode;
1645                         n_p = ARRAY_SIZE(aquila_powerdown_modes);
1646                         n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1647                         n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1648 #endif
1649                 } else if (hwrevision(0)) {
1650                         /* Same as Aquila rev 0.8 or lower */
1651                         p = aquila_powerdown_modes;
1652                         ge = aquila_external_powerdown_modes;
1653                         mr = aquila_mirror_powerdown_mode;
1654                         n_p = ARRAY_SIZE(aquila_powerdown_modes);
1655                         n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1656                         n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1657                 } else {
1658                         return; /* Not supported */
1659                 }
1660         }
1661
1662         bank = &gpio->gpio_a0;
1663
1664         for (i = 0; i < n_p; i++, p++, bank++) {
1665                 writel(p->conpdn, &bank->pdn_con);
1666                 writel(p->pudpdn, &bank->pdn_pull);
1667         }
1668         /* M299 */
1669         writel(0xff0022b0, (unsigned int *)0xF0000000);
1670         writel(0xff0022b0, (unsigned int *)0xF1400000);
1671
1672         bank = &gpio->gpio_h0;
1673
1674         for (i = 0; i < n_ge; i++) {
1675                 writel(ge->con, &bank->con);
1676                 writel(ge->dat, &bank->dat);
1677                 writel(ge->pud, &bank->pull);
1678
1679                 bank++;
1680                 ge++;
1681         }
1682
1683         for (i = 0; i < n_mr; i++) {
1684                 unsigned int reg = readl(&mr->bank->pdn_con);
1685                 reg &= ~(1 << mr->number);
1686                 if (readl(&mr->bank->dat) & (1 << mr->number))
1687                         reg |= 1 << mr->number;
1688                 writel(reg, &mr->bank->pdn_con);
1689                 mr++;
1690         }
1691 }
1692
1693 #ifdef CONFIG_LCD
1694 #include "../../../drivers/video/s5p-spi.h"
1695
1696 extern void s6e63m0_set_platform_data(struct spi_platform_data *pd);
1697 extern void s6d16a0x_set_platform_data(struct spi_platform_data *pd);
1698
1699 struct spi_platform_data spi_pd;
1700
1701 struct s5pc110_gpio *gpio_base = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1702
1703 void lcd_cfg_gpio(void)
1704 {
1705         unsigned int i, f3_end = 4;
1706
1707         for (i = 0; i < 8; i++) {
1708                 /* set GPF0,1,2[0:7] for RGB Interface and Data lines (32bit) */
1709                 gpio_cfg_pin(&gpio_base->gpio_f0, i, GPIO_FUNC(2));
1710                 gpio_cfg_pin(&gpio_base->gpio_f1, i, GPIO_FUNC(2));
1711                 gpio_cfg_pin(&gpio_base->gpio_f2, i, GPIO_FUNC(2));
1712                 /* pull-up/down disable */
1713                 gpio_set_pull(&gpio_base->gpio_f0, i, GPIO_PULL_NONE);
1714                 gpio_set_pull(&gpio_base->gpio_f1, i, GPIO_PULL_NONE);
1715                 gpio_set_pull(&gpio_base->gpio_f2, i, GPIO_PULL_NONE);
1716
1717                 /* drive strength to max (24bit) */
1718                 gpio_set_drv(&gpio_base->gpio_f0, i, GPIO_DRV_4X);
1719                 gpio_set_rate(&gpio_base->gpio_f0, i, GPIO_DRV_SLOW);
1720                 gpio_set_drv(&gpio_base->gpio_f1, i, GPIO_DRV_4X);
1721                 gpio_set_rate(&gpio_base->gpio_f1, i, GPIO_DRV_SLOW);
1722                 gpio_set_drv(&gpio_base->gpio_f2, i, GPIO_DRV_4X);
1723                 gpio_set_rate(&gpio_base->gpio_f2, i, GPIO_DRV_SLOW);
1724         }
1725
1726         /* set DISPLAY_DE_B pin for dual rgb mode. */
1727         if (board_is_media())
1728                 f3_end = 5;
1729
1730         for (i = 0; i < f3_end; i++) {
1731                 /* set GPF3[0:3] for RGB Interface and Data lines (32bit) */
1732                 gpio_cfg_pin(&gpio_base->gpio_f3, i, GPIO_PULL_UP);
1733                 /* pull-up/down disable */
1734                 gpio_set_pull(&gpio_base->gpio_f3, i, GPIO_PULL_NONE);
1735                 /* drive strength to max (24bit) */
1736                 gpio_set_drv(&gpio_base->gpio_f3, i, GPIO_DRV_4X);
1737                 gpio_set_rate(&gpio_base->gpio_f3, i, GPIO_DRV_SLOW);
1738         }
1739         /* display output path selection (only [1:0] valid) */
1740         writel(0x2, 0xE0107008);
1741
1742         /* gpio pad configuration for LCD reset. */
1743         gpio_cfg_pin(&gpio_base->gpio_mp0_5, 5, GPIO_OUTPUT);
1744
1745         /* gpio pad configuration for LCD ON. */
1746         gpio_cfg_pin(&gpio_base->gpio_j1, 3, GPIO_OUTPUT);
1747
1748         /* LCD_BACKLIGHT_EN */
1749         if (machine_is_geminus())
1750                 gpio_cfg_pin(&gpio_base->gpio_mp0_5, 0, GPIO_OUTPUT);
1751         if (board_is_neptune()) {
1752                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 4, GPIO_OUTPUT);
1753                 gpio_direction_output(&gpio_base->gpio_mp0_4, 4, 0);
1754         }
1755
1756         /*
1757          * gpio pad configuration for
1758          * DISPLAY_CS, DISPLAY_CLK, DISPLAY_SO, DISPLAY_SI.
1759          */
1760         gpio_cfg_pin(&gpio_base->gpio_mp0_1, 1, GPIO_OUTPUT);
1761         gpio_cfg_pin(&gpio_base->gpio_mp0_4, 1, GPIO_OUTPUT);
1762         gpio_cfg_pin(&gpio_base->gpio_mp0_4, 2, GPIO_INPUT);
1763         gpio_cfg_pin(&gpio_base->gpio_mp0_4, 3, GPIO_OUTPUT);
1764
1765         if (machine_is_aquila() || machine_is_kessler()) {
1766                 spi_pd.cs_bank = &gpio_base->gpio_mp0_1;
1767                 spi_pd.cs_num = 1;
1768                 spi_pd.clk_bank = &gpio_base->gpio_mp0_4;
1769                 spi_pd.clk_num = 1;
1770                 spi_pd.si_bank = &gpio_base->gpio_mp0_4;
1771                 spi_pd.si_num = 3;
1772                 spi_pd.so_bank = &gpio_base->gpio_mp0_4;
1773                 spi_pd.so_num = 2;
1774
1775                 if (board_is_neptune())
1776                         s6d16a0x_set_platform_data(&spi_pd);
1777                 else {
1778                         s6e63m0_set_platform_data(&spi_pd);
1779                         if (board_is_media())
1780                                 spi_pd.set_rev = 1;
1781                 }
1782         }
1783
1784         if (machine_is_cypress()) {
1785 #if 0           /* universal cypress */
1786                 /* FLCD_CS */
1787                 gpio_cfg_pin(&gpio_base->gpio_mp0_1, 0, GPIO_OUTPUT);
1788 #endif
1789                 /* FLCD_CS_S */
1790                 gpio_cfg_pin(&gpio_base->gpio_mp0_5, 1, GPIO_OUTPUT);
1791                 /* FLCD_CLK */
1792                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 0, GPIO_OUTPUT);
1793                 /* FLCD_SDI */
1794                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 2, GPIO_OUTPUT);
1795                 /* FLCD_RST_S */
1796                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 5, GPIO_OUTPUT);
1797                 /* FLCD_ON_S */
1798                 gpio_cfg_pin(&gpio_base->gpio_g2, 2, GPIO_OUTPUT);
1799 #if 0           /* universal cypress */
1800                 pd_cs.bank = &gpio_base->gpio_mp0_1;
1801                 pd_cs.num = 0;
1802 #endif
1803                 spi_pd.cs_bank = &gpio_base->gpio_mp0_5;
1804                 spi_pd.cs_num = 1;
1805                 spi_pd.clk_bank = &gpio_base->gpio_mp0_4;
1806                 spi_pd.clk_num = 0;
1807                 spi_pd.si_bank = &gpio_base->gpio_mp0_4;
1808                 spi_pd.si_num = 2;
1809
1810                 spi_pd.set_rev = 1;
1811
1812                 /* these data would be sent to s6e63m0 lcd panel driver. */
1813                 s6e63m0_set_platform_data(&spi_pd);
1814         }
1815
1816         return;
1817 }
1818
1819 #define SWRST_REG               0x00
1820 #define LEDCON_REG              0x01
1821 #define LED_CUR_SET_REG         0x03
1822 #define LED_CUR_TR_REG          0x08
1823
1824 #define SWRST                   0x01
1825 #define NORMAL_MODE             0x01
1826 #define CUR_SET                 0x63
1827 #define TR_SET                  0x00
1828
1829 void backlight_on(unsigned int onoff)
1830 {
1831
1832         unsigned char addr;
1833         unsigned char val[2];
1834         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1835
1836         if (onoff) {
1837                 if (machine_is_geminus())
1838                         gpio_set_value(&gpio->gpio_mp0_5, 0, 1);
1839         } else {
1840                 if (machine_is_geminus())
1841                         gpio_set_value(&gpio->gpio_mp0_5, 0, 0);
1842         }
1843
1844         if (machine_is_kessler() && board_is_neptune()) {
1845                 gpio_set_value(&gpio->gpio_mp0_4, 4, 1);
1846                 udelay(6);
1847
1848                 i2c_set_bus_num(I2C_GPIO5);
1849
1850                 addr = 0x76;
1851                 if (i2c_probe(addr)) {
1852                         if (i2c_probe(addr)) {
1853                                 printf("Can't found s6d16a0x backlight i2c\n");
1854                                 return;
1855                         }
1856                 }
1857                 val[0] = SWRST;
1858                 i2c_write(addr, SWRST_REG, 1, val, 1);
1859                 /* NORMAL MODE */
1860                 val[0] = CUR_SET;
1861                 i2c_write(addr, LED_CUR_SET_REG, 1, val, 1);
1862                 val[0] = TR_SET;
1863                 i2c_write(addr, LED_CUR_TR_REG, 1, val, 1);
1864                 val[0] = NORMAL_MODE;
1865                 i2c_write(addr, LEDCON_REG, 1, val, 1);
1866                 udelay(5000);
1867         }
1868 }
1869
1870 void reset_lcd(void)
1871 {
1872         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1873
1874         if (machine_is_aquila() || machine_is_kessler() || machine_is_geminus())
1875                 gpio_set_value(&gpio->gpio_mp0_5, 5, 1);
1876         if (machine_is_cypress())
1877                 gpio_set_value(&gpio->gpio_mp0_4, 5, 1);
1878 }
1879
1880 void lcd_power_on(unsigned int onoff)
1881 {
1882         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1883         if (onoff) {
1884                 /* TSP_LDO_ON */
1885                 if (machine_is_aquila() || machine_is_geminus())
1886                         gpio_set_value(&gpio->gpio_j1, 3, 1);
1887
1888                 if (machine_is_cypress())
1889                         gpio_set_value(&gpio->gpio_g2, 2, 1);
1890
1891                 if (machine_is_kessler()) {
1892                         unsigned char addr;
1893                         unsigned char val[2];
1894                         unsigned char val2[2];
1895
1896                         gpio_set_value(&gpio->gpio_j1, 3, 1);
1897
1898                         i2c_set_bus_num(I2C_PMIC);
1899                         addr = 0xCC >> 1;       /* max8998 */
1900                         if (i2c_probe(addr)) {
1901                                 printf("Can't found max8998\n");
1902                                 return;
1903                         }
1904                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1905                         val[0] &= ~(MAX8998_LDO17);
1906                         val[0] |= MAX8998_LDO17;        /* LDO17: VCC_3.0V_LCD */
1907                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1908
1909                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1910                         val[0] |= MAX8998_LDO17;
1911                         val2[0] = 0xE;
1912                         i2c_write(addr, MAX8998_REG_LDO17, 1, val2, 1);
1913                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1914
1915                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1916                         val[0] |= MAX8998_LDO7;
1917                         val2[0] = 0x2;
1918                         i2c_write(addr, MAX8998_REG_LDO7, 1, val2, 1);
1919                         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1920                 }
1921         } else {
1922                 if (machine_is_aquila() || machine_is_geminus())
1923                         gpio_set_value(&gpio->gpio_j1, 3, 0);
1924
1925                 if (machine_is_cypress())
1926                         gpio_set_value(&gpio->gpio_g2, 2, 0);
1927
1928                 if (machine_is_kessler()) {
1929                         unsigned char addr;
1930                         unsigned char val[2];
1931
1932                         gpio_set_value(&gpio->gpio_j1, 3, 0);
1933
1934                         i2c_set_bus_num(I2C_PMIC);
1935                         addr = 0xCC >> 1;       /* max8998 */
1936                         if (i2c_probe(addr)) {
1937                                 printf("Can't found max8998\n");
1938                                 return;
1939                         }
1940
1941                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1942                         val[0] &= ~(MAX8998_LDO7);
1943                         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1944                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1945
1946                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1947                         val[0] &= ~(MAX8998_LDO17);
1948                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1949                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1950                 }
1951         }
1952 }
1953
1954 extern void s6e63m0_cfg_ldo(void);
1955 extern void s6e63m0_enable_ldo(unsigned int onoff);
1956 extern void s6d16a0x_cfg_ldo(void);
1957 extern void s6d16a0x_enable_ldo(unsigned int onoff);
1958
1959 int s5p_no_lcd_support(void)
1960 {
1961         if (machine_is_wmg160())
1962                 return 1;
1963         return 0;
1964 }
1965
1966 void init_panel_info(vidinfo_t *vid)
1967 {
1968         vid->cfg_gpio = NULL;
1969         vid->reset_lcd = NULL;
1970         vid->backlight_on = NULL;
1971         vid->lcd_power_on = NULL;
1972
1973         vid->cfg_ldo = NULL;
1974         vid->enable_ldo = NULL;
1975
1976         vid->init_delay = 0;
1977         vid->reset_delay = 0;
1978         vid->power_on_delay = 0;
1979
1980         vid->vl_freq    = 60;
1981         vid->vl_col     = 480;
1982         vid->vl_row     = 800;
1983         vid->vl_width   = 480;
1984         vid->vl_height  = 800;
1985
1986         vid->dual_lcd_enabled = 0;
1987
1988         if (board_is_media()) {
1989                 vid->vl_col     = 960;
1990                 vid->vl_row     = 800;
1991                 vid->vl_width   = 960;
1992                 vid->vl_height  = 800;
1993
1994                 /* enable dual lcd mode. */
1995                 vid->dual_lcd_enabled = 1;
1996         }
1997
1998         vid->vl_clkp    = CONFIG_SYS_HIGH;
1999         vid->vl_hsp     = CONFIG_SYS_LOW;
2000         vid->vl_vsp     = CONFIG_SYS_LOW;
2001         vid->vl_dp      = CONFIG_SYS_HIGH;
2002         vid->vl_bpix    = 32;
2003
2004         /* S6E63M0 LCD Panel */
2005         vid->vl_hspw    = 2;
2006         vid->vl_hbpd    = 16;
2007         vid->vl_hfpd    = 16;
2008
2009         vid->vl_vspw    = 2;
2010         vid->vl_vbpd    = 3;
2011         vid->vl_vfpd    = 28;
2012
2013         if (machine_is_aquila() || machine_is_kessler() || machine_is_cypress()) {
2014                 vid->cfg_gpio = lcd_cfg_gpio;
2015                 vid->reset_lcd = reset_lcd;
2016                 vid->backlight_on = backlight_on;
2017                 vid->lcd_power_on = lcd_power_on;
2018                 vid->cfg_ldo = s6e63m0_cfg_ldo;
2019                 vid->enable_ldo = s6e63m0_enable_ldo;
2020
2021                 vid->init_delay = 25000;
2022                 vid->reset_delay = 120000;
2023         }
2024
2025         if (board_is_neptune()) {
2026                 vid->vl_freq    = 100;
2027                 vid->vl_col     = 320;
2028                 vid->vl_row     = 480;
2029                 vid->vl_width   = 320;
2030                 vid->vl_height  = 480;
2031
2032                 vid->vl_clkp    = CONFIG_SYS_HIGH;
2033                 vid->vl_hsp     = CONFIG_SYS_HIGH;
2034                 vid->vl_vsp     = CONFIG_SYS_HIGH;
2035                 vid->vl_dp      = CONFIG_SYS_LOW;
2036                 vid->vl_bpix    = 32;
2037
2038                 /* disable dual lcd mode. */
2039                 vid->dual_lcd_enabled = 0;
2040
2041                 /* S6D16A0X LCD Panel */
2042                 vid->vl_hspw    = 16;
2043                 vid->vl_hbpd    = 24;
2044                 vid->vl_hfpd    = 16;
2045
2046                 vid->vl_vspw    = 2;
2047                 vid->vl_vbpd    = 2;
2048                 vid->vl_vfpd    = 4;
2049
2050                 vid->cfg_gpio = lcd_cfg_gpio;
2051                 vid->backlight_on = backlight_on;
2052                 vid->lcd_power_on = lcd_power_on;
2053                 vid->reset_lcd = reset_lcd;
2054                 vid->cfg_ldo = s6d16a0x_cfg_ldo;
2055                 vid->enable_ldo = s6d16a0x_enable_ldo;
2056
2057                 vid->init_delay = 10000;
2058                 vid->power_on_delay = 10000;
2059                 vid->reset_delay = 1000;
2060
2061         }
2062
2063         if (machine_is_geminus()) {
2064                 vid->vl_freq    = 60;
2065                 vid->vl_col     = 1024,
2066                 vid->vl_row     = 600,
2067                 vid->vl_width   = 1024,
2068                 vid->vl_height  = 600,
2069                 vid->vl_clkp    = CONFIG_SYS_LOW,
2070                 vid->vl_hsp     = CONFIG_SYS_HIGH,
2071                 vid->vl_vsp     = CONFIG_SYS_HIGH,
2072                 vid->vl_dp      = CONFIG_SYS_LOW,
2073                 vid->vl_bpix    = 32,
2074
2075                 vid->vl_hspw    = 32,
2076                 vid->vl_hfpd    = 48,
2077                 vid->vl_hbpd    = 80,
2078
2079                 vid->vl_vspw    = 1,
2080                 vid->vl_vfpd    = 3,
2081                 vid->vl_vbpd    = 4,
2082
2083                 vid->cfg_gpio = lcd_cfg_gpio;
2084                 vid->reset_lcd = reset_lcd;
2085                 vid->backlight_on = backlight_on;
2086                 vid->lcd_power_on = lcd_power_on;
2087         }
2088 #if 0
2089         vid->vl_freq    = 60;
2090         vid->vl_col     = 480,
2091         vid->vl_row     = 800,
2092         vid->vl_width   = 480,
2093         vid->vl_height  = 800,
2094         vid->vl_clkp    = CONFIG_SYS_HIGH,
2095         vid->vl_hsp     = CONFIG_SYS_LOW,
2096         vid->vl_vsp     = CONFIG_SYS_LOW,
2097         vid->vl_dp      = CONFIG_SYS_HIGH,
2098         vid->vl_bpix    = 32,
2099
2100         /* tl2796 panel. */
2101         vid->vl_hpw     = 4,
2102         vid->vl_blw     = 8,
2103         vid->vl_elw     = 8,
2104
2105         vid->vl_vpw     = 4,
2106         vid->vl_bfw     = 8,
2107         vid->vl_efw     = 8,
2108 #endif
2109 #if 0
2110         vid->vl_freq    = 60;
2111         vid->vl_col     = 1024,
2112         vid->vl_row     = 600,
2113         vid->vl_width   = 1024,
2114         vid->vl_height  = 600,
2115         vid->vl_clkp    = CONFIG_SYS_HIGH,
2116         vid->vl_hsp     = CONFIG_SYS_HIGH,
2117         vid->vl_vsp     = CONFIG_SYS_HIGH,
2118         vid->vl_dp      = CONFIG_SYS_LOW,
2119         vid->vl_bpix    = 32,
2120
2121         /* AMS701KA AMOLED Panel. */
2122         vid->vl_hpw     = 30,
2123         vid->vl_blw     = 114,
2124         vid->vl_elw     = 48,
2125
2126         vid->vl_vpw     = 2,
2127         vid->vl_bfw     = 6,
2128         vid->vl_efw     = 8,
2129 #endif
2130 }
2131 #endif
2132
2133 static void setup_meminfo(void)
2134 {
2135         char meminfo[64] = {0, };
2136         int count = 0, size, real;
2137
2138         size = gd->bd->bi_dram[0].size >> 20;
2139         count += sprintf(meminfo + count, "mem=%dM", size);
2140
2141         /* Each Chip Select can't exceed the 256MiB */
2142         size = gd->bd->bi_dram[1].size >> 20;
2143         real = min(size, 256);
2144         count += sprintf(meminfo + count, " mem=%dM@0x%x",
2145                 real, (unsigned int)gd->bd->bi_dram[1].start);
2146
2147         size -= real;
2148         if (size > 0) {
2149                 count += sprintf(meminfo + count, " mem=%dM@0x%x", size,
2150                         (unsigned int)gd->bd->bi_dram[1].start + (real << 20));
2151         }
2152
2153         setenv("meminfo", meminfo);
2154 }
2155
2156 int misc_init_r(void)
2157 {
2158 #ifdef CONFIG_LCD
2159         /* It should be located at first */
2160         lcd_is_enabled = 0;
2161
2162         if (machine_is_aquila() || machine_is_kessler()) {
2163                 if (board_is_neptune())
2164                         setenv("lcdinfo", "lcd=s6d16a0x");
2165                 else if (board_is_media())
2166                         setenv("lcdinfo", "lcd=s6e63m0");
2167                 else
2168                         setenv("lcdinfo", "lcd=s6e63m0");
2169         }
2170         if (machine_is_geminus())
2171                 setenv("lcdinfo", "lcd=lms480jc01");
2172         if (machine_is_cypress())
2173                 setenv("lcdinfo", "lcd=s6e63m0");
2174 #endif
2175         setup_meminfo();
2176
2177         show_hw_revision();
2178
2179         /* Set proper PMIC pins */
2180         pmic_pin_init();
2181
2182         /* Check auto burning */
2183         check_auto_burn();
2184
2185         /* To power up I2C2 */
2186         enable_ldos();
2187
2188         /* Enable T-Flash at Limo Real or Limo Universal */
2189         enable_t_flash();
2190
2191         /* Setup Limo Real board GPIOs */
2192         setup_limo_real_gpios();
2193
2194         /* Setup Media board GPIOs */
2195         setup_media_gpios();
2196
2197         /* To usbdown automatically */
2198         check_keypad();
2199
2200         /* check max8998 */
2201         init_pmic();
2202
2203 #ifdef CONFIG_S5PC1XXFB
2204         display_device_info();
2205 #endif
2206
2207         setup_power_down_mode_registers();
2208
2209         /* check max17040 */
2210         check_battery(0);
2211
2212         /* check fsa9480 */
2213         check_micro_usb(0);
2214
2215         return 0;
2216 }
2217 #endif
2218
2219 int board_init(void)
2220 {
2221         /* Set Initial global variables */
2222         s5pc110_gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
2223
2224         gd->bd->bi_arch_number = MACH_AQUILA;
2225         gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
2226
2227         /* Check H/W Revision */
2228         check_hw_revision();
2229
2230         return 0;
2231 }
2232
2233 int dram_init(void)
2234 {
2235         unsigned int base, memconfig0, size;
2236         unsigned int memconfig1, sz = 0;
2237
2238         if (cpu_is_s5pc100()) {
2239                 /* In mem setup, we swap the bank. So below size is correct */
2240                 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
2241                 gd->bd->bi_dram[0].size = PHYS_SDRAM_2_SIZE;
2242                 gd->bd->bi_dram[1].start = S5PC100_PHYS_SDRAM_2;
2243                 size = 128;
2244         } else {
2245                 /* In S5PC110, we can't swap the DMC0/1 */
2246                 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
2247                 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
2248
2249                 base = S5PC110_DMC1_BASE;
2250                 /* DMC configuration */
2251                 memconfig0 = readl(base + MEMCONFIG0_OFFSET);
2252                 gd->bd->bi_dram[1].start = memconfig0 & 0xFF000000;
2253
2254                 size = (memconfig0 >> 16) & 0xFF;
2255                 size = ((unsigned char) ~size) + 1;
2256
2257                 /*
2258                  * (0x07 + 1) * 16 = 128 MiB
2259                  * (0x0f + 1) * 16 = 256 MiB
2260                  */
2261                 size = size << 4;
2262
2263                 /*
2264                  * Aquila Rev0.5 4G3G1G
2265                  * Aquila Rev0.8 4G3G1G
2266                  * Aquila Rev0.9 4G3G1G
2267                  */
2268                 if (machine_is_aquila() || machine_is_kessler())
2269                         if (hwrevision(5) || hwrevision(8) || hwrevision(9)) {
2270                                 memconfig1 = readl(base + MEMCONFIG1_OFFSET);
2271
2272                                 sz = (memconfig1 >> 16) & 0xFF;
2273                                 sz = ((unsigned char) ~sz) + 1;
2274                                 sz = sz << 4;
2275                         }
2276
2277         }
2278         /*
2279          * bi_dram[1].size contains all DMC1 memory size
2280          */
2281         gd->bd->bi_dram[1].size = (size + sz) << 20;
2282
2283         return 0;
2284 }
2285
2286 /* Used for sleep test */
2287 static unsigned char saved_val[4][2];
2288 void board_sleep_init_late(void)
2289 {
2290         /* CODEC_LDO_EN: GPF3[4] */
2291         gpio_direction_output(&s5pc110_gpio->gpio_f3, 4, 0);
2292         /* CODEC_XTAL_EN: GPH3[2] */
2293         gpio_direction_output(&s5pc110_gpio->gpio_h3, 2, 0);
2294
2295         /* MMC T_FLASH off */
2296         gpio_direction_output(&s5pc110_gpio->gpio_mp0_5, 4, 0);
2297         /* MHL off */
2298         gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, 0);
2299         gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 7, 0);
2300         gpio_direction_output(&s5pc110_gpio->gpio_j2, 3, 0); /* MHL_ON for REV02 or higher */
2301
2302
2303 }
2304 void board_sleep_init(void)
2305 {
2306         unsigned char addr;
2307         unsigned char val[2];
2308
2309         i2c_set_bus_num(I2C_PMIC);
2310         addr = 0xCC >> 1;
2311         if (i2c_probe(addr)) {
2312                 printf("Can't find max8998\n");
2313                 return;
2314         }
2315
2316         if (machine_is_kessler()) {
2317
2318                 /* Set ONOFF1 */
2319                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2320                 saved_val[0][0] = val[0];
2321                 saved_val[0][1] = val[1];
2322                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4) | (1 << 2) |
2323                                 (1 << 1) | (1 << 0));
2324                 i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2325                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2326                 /* Set ONOFF2 */
2327                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2328                 saved_val[1][0] = val[0];
2329                 saved_val[1][1] = val[1];
2330                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 3) |
2331                                 (1 << 2) | (1 << 1) | (1 << 0));
2332                 val[0] |= (1 << 7);
2333                 i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2334                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2335                 /* Set ONOFF3 */
2336                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2337                 saved_val[2][0] = val[0];
2338                 saved_val[2][1] = val[1];
2339                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 4));
2340                 i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2341                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2342                 /* Set ONOFF4 */
2343                 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2344                 saved_val[3][0] = val[0];
2345                 saved_val[3][1] = val[1];
2346                 val[0] &= ~((1 << 6) | (1 << 4));
2347                 i2c_write(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2348                 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2349                 printf("Turned off regulators with Kessler setting."
2350                                " Preparing to sleep. [%s:%d]\n",
2351                                 __FILE__, __LINE__);
2352         } else { /* Default */
2353
2354                 /* Set ONOFF1 */
2355                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2356                 saved_val[0][0] = val[0];
2357                 saved_val[0][1] = val[1];
2358                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4) | (1 << 2) |
2359                                 (1 << 1) | (1 << 0));
2360                 i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2361                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2362                 /* Set ONOFF2 */
2363                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2364                 saved_val[1][0] = val[0];
2365                 saved_val[1][1] = val[1];
2366                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 3) |
2367                                 (1 << 2) | (1 << 1) | (1 << 0));
2368                 val[0] |= (1 << 7);
2369                 i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2370                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2371                 /* Set ONOFF3 */
2372                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2373                 saved_val[2][0] = val[0];
2374                 saved_val[2][1] = val[1];
2375                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 4));
2376                 i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2377                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2378                 /* Set ONOFF4 */
2379                 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2380                 saved_val[3][0] = val[0];
2381                 saved_val[3][1] = val[1];
2382                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4));
2383                 i2c_write(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2384                 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2385                 printf("Turned off regulators with default(Aquila) setting."
2386                                " Preparing to sleep. [%s:%d]\n",
2387                                 __FILE__, __LINE__);
2388         }
2389 }
2390
2391 void board_sleep_resume(void)
2392 {
2393         unsigned char addr;
2394         unsigned char val[2];
2395
2396         show_hw_revision();
2397
2398         i2c_set_bus_num(I2C_PMIC);
2399         addr = 0xCC >> 1;
2400         if (i2c_probe(addr)) {
2401                 printf("Can't find max8998\n");
2402                 return;
2403         }
2404
2405         /* Set ONOFF1 */
2406         i2c_write(addr, MAX8998_REG_ONOFF1, 1, saved_val[0], 1);
2407         i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2408         /* Set ONOFF2 */
2409         i2c_write(addr, MAX8998_REG_ONOFF2, 1, saved_val[1], 1);
2410         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2411         /* Set ONOFF3 */
2412         i2c_write(addr, MAX8998_REG_ONOFF3, 1, saved_val[2], 1);
2413         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2414         /* Set ONOFF4 */
2415         i2c_write(addr, MAX8998_REG_ONOFF3+1, 1, saved_val[3], 1);
2416         i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2417         printf("Waked up.\n");
2418
2419         /* check max17040 */
2420         check_battery(0);
2421
2422         /* check fsa9480 */
2423         check_micro_usb(1);
2424 }
2425
2426 #if defined(CONFIG_USB_GADGET_S3C_UDC_OTG)
2427
2428 static int s5pc1xx_phy_control(int on)
2429 {
2430         static int status;
2431
2432         if (on && !status) {
2433 //              printf("turning USB power on\n");
2434 #ifdef CONFIG_CMD_PMIC
2435                 run_command("pmic ldo 3 on", 0);
2436 #endif
2437                 /* S5PC110 */
2438                 if (board_is_limo_universal() ||
2439                         board_is_limo_real() ||
2440                         board_is_media()) {
2441                         /* check usb path */
2442                         if (board_is_limo_real() && !hwrevision(6))
2443                                 check_mhl();
2444                 }
2445
2446                 if (machine_is_tickertape())
2447                         /* USB_SEL: XM0ADDR_0: MP04[0] output mode */
2448                         gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 0, 0);
2449
2450                 /* USB Path to AP */
2451                 micro_usb_switch(0);
2452                 status = 1;
2453         } else if (!on && status) {
2454 //              printf("turning USB power off\n");
2455 #ifdef CONFIG_CMD_PMIC
2456                 run_command("pmic ldo 3 off", 0);
2457 #endif
2458                 status = 0;
2459         }
2460         udelay(10000);
2461
2462         return 0;
2463 }
2464
2465 struct s3c_plat_otg_data s5pc110_otg_data = {
2466         .phy_control = s5pc1xx_phy_control,
2467         .regs_phy = S5PC110_PHY_BASE,
2468         .regs_otg = S5PC110_OTG_BASE,
2469 };
2470
2471 int board_eth_init(bd_t *bis)
2472 {
2473         int res = -1;
2474
2475         if (cpu_is_s5pc100())
2476                 return -1;
2477
2478         s3c_udc_probe(&s5pc110_otg_data);
2479         if (usb_eth_initialize(bis) >= 0)
2480                 res = 0;
2481         return res;
2482 }
2483 #endif
2484
2485 #ifdef CONFIG_CMD_USBDOWN
2486 int usb_board_init(void)
2487 {
2488 #ifdef CONFIG_CMD_PMIC
2489         run_command("pmic ldo 3 on", 0);
2490 #endif
2491
2492         if (cpu_is_s5pc100()) {
2493 #ifdef CONFIG_HARD_I2C
2494                 uchar val[2] = {0,};
2495
2496                 /* PMIC */
2497                 if (i2c_read(0x66, 0, 1, val, 2)) {
2498                         printf("i2c_read error\n");
2499                         return 1;
2500                 }
2501
2502                 val[0] |= (1 << 3);
2503                 val[1] |= (1 << 5);
2504
2505                 if (i2c_write(0x66, 0, 1, val, 2)) {
2506                         printf("i2c_write error\n");
2507                         return 1;
2508                 }
2509                 i2c_read(0x66, 0, 1, val, 2);
2510 #endif
2511                 return 0;
2512         }
2513
2514         /* S5PC110 */
2515         if (board_is_limo_universal() ||
2516                 board_is_limo_real() ||
2517                 board_is_media()) {
2518                 /* check usb path */
2519                 if (board_is_limo_real() && !hwrevision(6))
2520                         check_mhl();
2521         }
2522
2523         if (machine_is_tickertape())
2524                 /* USB_SEL: XM0ADDR_0: MP04[0] output mode */
2525                 gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 0, 0);
2526
2527         /* USB Path to AP */
2528         micro_usb_switch(0);
2529
2530         return 0;
2531 }
2532 #endif
2533
2534 #ifdef CONFIG_GENERIC_MMC
2535 int s5p_no_mmc_support(void)
2536 {
2537         if (machine_is_wmg160())
2538                 return 1;
2539         return 0;
2540 }
2541
2542 int board_mmc_init(bd_t *bis)
2543 {
2544         unsigned int reg;
2545         unsigned int clock;
2546         struct s5pc110_clock *clk = (struct s5pc110_clock *)S5PC1XX_CLOCK_BASE;
2547         int i;
2548
2549         /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
2550         if (machine_is_kessler())
2551                 gpio_direction_output(&s5pc110_gpio->gpio_j2, 7, 1);
2552
2553         if (machine_is_wmg160())
2554                 return -1;
2555
2556         /* MMC0 Clock source = SCLKMPLL */
2557         reg = readl(&clk->src4);
2558         reg &= ~0xf;
2559         reg |= 0x6;
2560         writel(reg, &clk->src4);
2561
2562         reg = readl(&clk->div4);
2563         reg &= ~0xf;
2564
2565         /* set div value near 50MHz */
2566         clock = get_pll_clk(MPLL) / 1000000;
2567         for (i = 0; i < 0xf; i++) {
2568                 if ((clock / (i + 1)) <= 50) {
2569                         reg |= i << 0;
2570                         break;
2571                 }
2572         }
2573
2574         writel(reg, &clk->div4);
2575
2576         /*
2577          * MMC0 GPIO
2578          * GPG0[0]      SD_0_CLK
2579          * GPG0[1]      SD_0_CMD
2580          * GPG0[2]      SD_0_CDn        -> Not used
2581          * GPG0[3:6]    SD_0_DATA[0:3]
2582          */
2583         for (i = 0; i < 7; i++) {
2584                 if (i == 2)
2585                         continue;
2586                 /* GPG0[0:6] special function 2 */
2587                 gpio_cfg_pin(&s5pc110_gpio->gpio_g0, i, 0x2);
2588                 /* GPG0[0:6] pull disable */
2589                 gpio_set_pull(&s5pc110_gpio->gpio_g0, i, GPIO_PULL_NONE);
2590                 /* GPG0[0:6] drv 4x */
2591                 gpio_set_drv(&s5pc110_gpio->gpio_g0, i, GPIO_DRV_4X);
2592         }
2593
2594         return s5pc1xx_mmc_init(0);
2595 }
2596 #endif
2597
2598 #ifdef CONFIG_CMD_PMIC
2599 static int pmic_status(void)
2600 {
2601         unsigned char addr, val[2];
2602         int reg, i;
2603
2604         i2c_set_bus_num(I2C_PMIC);
2605         addr = 0xCC >> 1;
2606         if (i2c_probe(addr)) {
2607                 printf("Can't found max8998\n");
2608                 return -1;
2609         }
2610
2611         reg = 0x11;
2612         i2c_read(addr, reg, 1, val, 1);
2613         for (i = 7; i >= 4; i--)
2614                 printf("BUCK%d %s\n", 7 - i + 1,
2615                         val[0] & (1 << i) ? "on" : "off");
2616         for (; i >= 0; i--)
2617                 printf("LDO%d %s\n", 5 - i,
2618                         val[0] & (1 << i) ? "on" : "off");
2619         reg = 0x12;
2620         i2c_read(addr, reg, 1, val, 1);
2621         for (i = 7; i >= 0; i--)
2622                 printf("LDO%d %s\n", 7 - i + 6,
2623                         val[0] & (1 << i) ? "on" : "off");
2624         reg = 0x13;
2625         i2c_read(addr, reg, 1, val, 1);
2626         for (i = 7; i >= 4; i--)
2627                 printf("LDO%d %s\n", 7 - i + 14,
2628                         val[0] & (1 << i) ? "on" : "off");
2629
2630         reg = 0xd;
2631         i2c_read(addr, reg, 1, val, 1);
2632         for (i = 7; i >= 6; i--)
2633                 printf("SAFEOUT%d %s\n", 7 - i + 1,
2634                         val[0] & (1 << i) ? "on" : "off");
2635         return 0;
2636 }
2637
2638 static int pmic_ldo_control(int buck, int ldo, int safeout, int on)
2639 {
2640         unsigned char addr, val[2];
2641         unsigned int reg, shift;
2642
2643         if (ldo) {
2644                 if (ldo < 2)
2645                         return -1;
2646                 if (ldo <= 5) {
2647                         reg = 0x11;
2648                         shift = 5 - ldo;
2649                 } else if (ldo <= 13) {
2650                         reg = 0x12;
2651                         shift = 13 - ldo;
2652                 } else if (ldo <= 17) {
2653                         reg = 0x13;
2654                         shift = 17 - ldo + 4;
2655                 } else
2656                         return -1;
2657         } else if (buck) {
2658                 if (buck > 4)
2659                         return -1;
2660                 reg = 0x11;
2661                 shift = 4 - buck + 4;
2662         } else if (safeout) {
2663                 if (safeout > 3)
2664                         return -1;
2665                 reg = 0xd;
2666                 shift = 8 - safeout;
2667         } else
2668                 return -1;
2669
2670         i2c_set_bus_num(I2C_PMIC);
2671         addr = 0xCC >> 1;
2672         if (i2c_probe(addr)) {
2673                 printf("Can't found max8998\n");
2674                 return -1;
2675         }
2676
2677         i2c_read(addr, reg, 1, val, 1);
2678         if (on)
2679                 val[0] |= (1 << shift);
2680         else
2681                 val[0] &= ~(1 << shift);
2682         i2c_write(addr, reg, 1, val, 1);
2683         i2c_read(addr, reg, 1, val, 1);
2684
2685         if (ldo)
2686                 printf("ldo %d value 0x%x, %s\n", ldo, val[0],
2687                         val[0] & (1 << shift) ? "on" : "off");
2688         else if (buck)
2689                 printf("buck %d value 0x%x, %s\n", buck, val[0],
2690                         val[0] & (1 << shift) ? "on" : "off");
2691         else if (safeout)
2692                 printf("safeout %d value 0x%x, %s\n", safeout, val[0],
2693                         val[0] & (1 << shift) ? "on" : "off");
2694
2695         return 0;
2696 }
2697
2698 static int do_pmic(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2699 {
2700         int buck = 0, ldo = 0, safeout = 0, on = -1;
2701
2702         switch (argc) {
2703         case 2:
2704                 if (strncmp(argv[1], "status", 6) == 0)
2705                         return pmic_status();
2706                 break;
2707         case 4:
2708                 if (strncmp(argv[1], "ldo", 3) == 0)
2709                         ldo = simple_strtoul(argv[2], NULL, 10);
2710                 else if (strncmp(argv[1], "buck", 4) == 0)
2711                         buck = simple_strtoul(argv[2], NULL, 10);
2712                 else if (strncmp(argv[1], "safeout", 7) == 0)
2713                         safeout = simple_strtoul(argv[2], NULL, 10);
2714                 else
2715                         break;
2716
2717                 if (strncmp(argv[3], "on", 2) == 0)
2718                         on = 1;
2719                 else if (strncmp(argv[3], "off", 3) == 0)
2720                         on = 0;
2721                 else
2722                         break;
2723
2724                 return pmic_ldo_control(buck, ldo, safeout, on);
2725
2726         default:
2727                 break;
2728         }
2729
2730         cmd_usage(cmdtp);
2731         return 1;
2732 }
2733
2734 U_BOOT_CMD(
2735         pmic,           CONFIG_SYS_MAXARGS,     1, do_pmic,
2736         "PMIC LDO & BUCK control",
2737         "status - Display PMIC LDO & BUCK status\n"
2738         "pmic ldo num on/off - Turn on/off the LDO\n"
2739         "pmic buck num on/off - Turn on/off the BUCK\n"
2740         "pmic safeout num on/off - Turn on/off the SAFEOUT\n"
2741 );
2742 #endif
2743
2744 #ifdef CONFIG_CMD_DEVICE_POWER
2745
2746 enum {
2747         POWER_NONE,
2748         POWER_TOUCH,
2749         POWER_3_TOUCHKEY,
2750         POWER_LCD,
2751         POWER_HAPTIC,
2752         POWER_AUDIO_CODEC,
2753         POWER_FM_RADIO,
2754         POWER_BT_WIFI,
2755         POWER_HDMI,
2756 };
2757
2758 static void power_display_devices(void)
2759 {
2760         printf("devices:\n");
2761         printf("\t%d - touch\n", POWER_TOUCH);
2762         printf("\t%d - 3 touchkey\n", POWER_3_TOUCHKEY);
2763         printf("\t%d - LCD\n", POWER_LCD);
2764         printf("\t%d - Haptic\n", POWER_HAPTIC);
2765         printf("\t%d - Audio Codec\n", POWER_AUDIO_CODEC);
2766         printf("\t%d - FM Radio\n", POWER_FM_RADIO);
2767         printf("\t%d - BT/WiFi\n", POWER_BT_WIFI);
2768         printf("\t%d - HDMI\n", POWER_HDMI);
2769 }
2770
2771 static int power_hdmi(int on)
2772 {
2773         /* HDMI_EN1: GPJ2[2] */
2774         gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, on);
2775         /* MHL_ON: GPJ2[3] */
2776         gpio_direction_output(&s5pc110_gpio->gpio_j2, 3, on);
2777         return 0;
2778 }
2779
2780 static int power_bt_wifi(int on)
2781 {
2782         /* WLAN_BT_EN: GPB[5] */
2783         gpio_direction_output(&s5pc110_gpio->gpio_b, 5, on);
2784         return 0;
2785 }
2786
2787 static int power_fm_radio(int on)
2788 {
2789         /* FM_BUS_nRST: GPJ2[5] */
2790         gpio_direction_output(&s5pc110_gpio->gpio_j2, 5, !on);
2791         return 0;
2792 }
2793
2794 static int power_audio_codec(int on)
2795 {
2796         /* CODEC_LDO_EN: GPF3[4] */
2797         gpio_direction_output(&s5pc110_gpio->gpio_f3, 4, on);
2798         /* CODEC_XTAL_EN: GPH3[2] */
2799         gpio_direction_output(&s5pc110_gpio->gpio_h3, 2, on);
2800         return 0;
2801 }
2802
2803 static int power_haptic(int on)
2804 {
2805         /* HAPTIC_ON: GPJ1[1] */
2806         gpio_direction_output(&s5pc110_gpio->gpio_j1, 1, on);
2807         return 0;
2808 }
2809
2810 static int power_lcd(int on)
2811 {
2812         /* MLCD_ON: GPJ1[3] */
2813         gpio_direction_output(&s5pc110_gpio->gpio_j1, 3, on);
2814         return 0;
2815 }
2816
2817 static int power_touch(int on)
2818 {
2819         /* TOUCH_EN: GPG3[6] */
2820         gpio_direction_output(&s5pc110_gpio->gpio_g3, 6, on);
2821         return 0;
2822 }
2823
2824 static int power_3_touchkey(int on)
2825 {
2826         if (on) {
2827                 /* 3_TOUCH_EN - GPJ3[0] : (J1B2) */
2828                 /* 3_TOUCH_EN - GPJ3[5] : (not J1B2) */
2829                 if (board_rev & J1_B2_BOARD)
2830                         gpio_direction_output(&s5pc110_gpio->gpio_j3, 0, on);
2831                 else
2832                         gpio_direction_output(&s5pc110_gpio->gpio_j3, 5, on);
2833
2834                 /* 3_TOUCH_CE - GPJ2[6] */
2835                 gpio_direction_output(&s5pc110_gpio->gpio_j2, 6, on);   /* TOUCH_CE */
2836         } else {
2837                 /* 3_TOUCH_CE - GPJ2[6] */
2838                 gpio_direction_output(&s5pc110_gpio->gpio_j2, 6, on);   /* TOUCH_CE */
2839         }
2840
2841         if (on) {
2842                 unsigned int reg;
2843                 unsigned char val[2];
2844                 unsigned char addr = 0x20;              /* mcs5000 3-touchkey */
2845
2846                 /* Require 100ms */
2847                 udelay(80 * 1000);
2848
2849                 /* 3 touchkey */
2850                 i2c_set_bus_num(I2C_GPIO10);
2851
2852                 /* Workaround to probe */
2853                 if (i2c_probe(addr)) {
2854                         if (i2c_probe(addr)) {
2855                                 printf("Can't found 3 touchkey\n");
2856                                 return -ENODEV;
2857                         }
2858                 }
2859
2860 #define MCS5000_TK_HW_VERSION  0x06
2861 #define MCS5000_TK_FW_VERSION  0x0A
2862 #define MCS5000_TK_MI_VERSION  0x0B
2863
2864                 reg = MCS5000_TK_MI_VERSION;
2865                 i2c_read(addr, reg, 1, val, 1);
2866                 printf("3-touchkey:\tM/I 0x%x, ", val[0]);
2867                 reg = MCS5000_TK_HW_VERSION;
2868                 i2c_read(addr, reg, 1, val, 1);
2869                 printf("H/W 0x%x, ", val[0]);
2870                 reg = MCS5000_TK_FW_VERSION;
2871                 i2c_read(addr, reg, 1, val, 1);
2872                 printf("F/W 0x%x\n", val[0]);
2873         }
2874         return 0;
2875 }
2876
2877 static int power_control(int device, int on)
2878 {
2879         switch (device) {
2880         case POWER_TOUCH:
2881                 return power_touch(on);
2882         case POWER_3_TOUCHKEY:
2883                 return power_3_touchkey(on);
2884         case POWER_LCD:
2885                 return power_lcd(on);
2886         case POWER_HAPTIC:
2887                 return power_haptic(on);
2888         case POWER_AUDIO_CODEC:
2889                 return power_audio_codec(on);
2890         case POWER_FM_RADIO:
2891                 return power_fm_radio(on);
2892         case POWER_BT_WIFI:
2893                 return power_bt_wifi(on);
2894         case POWER_HDMI:
2895                 return power_hdmi(on);
2896         default:
2897                 printf("I don't know device %d\n", device);
2898                 break;
2899         }
2900         return 0;
2901 }
2902
2903 static int power_on(int on)
2904 {
2905         power_touch(on);
2906         power_3_touchkey(on);
2907         power_lcd(on);
2908         power_haptic(on);
2909         power_audio_codec(on);
2910         power_fm_radio(on);
2911         power_bt_wifi(on);
2912         power_hdmi(on);
2913
2914         return 0;
2915 }
2916
2917 static int do_power(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2918 {
2919         int device, on;
2920
2921         if (!machine_is_aquila() && !machine_is_kessler())
2922                 goto out;
2923
2924         switch (argc) {
2925         case 2:
2926                 if (strncmp(argv[1], "on", 2) == 0)
2927                         return power_on(1);
2928                 if (strncmp(argv[1], "off", 3) == 0)
2929                         return power_on(0);
2930                 break;
2931         case 3:
2932                 device = simple_strtoul(argv[1], NULL, 10);
2933                 if (device < 0)
2934                         break;
2935
2936                 if (strncmp(argv[2], "on", 2) == 0)
2937                         on = 1;
2938                 else if (strncmp(argv[2], "off", 3) == 0)
2939                         on = 0;
2940                 else
2941                         break;
2942                 return power_control(device, on);
2943         default:
2944                 break;
2945         }
2946 out:
2947         cmd_usage(cmdtp);
2948         power_display_devices();
2949         return 1;
2950 }
2951
2952 U_BOOT_CMD(
2953         power,          CONFIG_SYS_MAXARGS,     1, do_power,
2954         "Device Power Management control",
2955         "device on/off - Turn on/off the device\n"
2956 );
2957
2958 static int do_microusb(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2959 {
2960         switch (argc) {
2961         case 2:
2962                 if (strncmp(argv[1], "cp", 2) == 0) {
2963                         micro_usb_switch(1);
2964                         pmic_ldo_control(0, 0, 2, 1);
2965                         setenv("usb", "cp");
2966                 } else if (strncmp(argv[1], "ap", 2) == 0) {
2967                         micro_usb_switch(0);
2968                         pmic_ldo_control(0, 0, 2, 0);
2969                         setenv("usb", "ap");
2970                 }
2971                 break;
2972         default:
2973                 cmd_usage(cmdtp);
2974                 return 1;
2975         }
2976
2977         saveenv();
2978
2979         printf("USB Path is set to %s\n", getenv("usb"));
2980
2981         return 0;
2982 }
2983
2984 U_BOOT_CMD(
2985         microusb,               CONFIG_SYS_MAXARGS,     1, do_microusb,
2986         "Micro USB Switch",
2987         "cp - switch to CP\n"
2988         "microusb ap - switch to AP\n"
2989 );
2990 #endif