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 int max8998_power_key(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 0;
 982         }
 983
 984         /* Accessing IRQ1 register */
 985         i2c_read(addr, 0x00, 1, val, 1);
 986         if (val[0] & (1 << 6))
 987                 return 1;
 988
 989         return 0;
 990 }
 991
 992 static int max8998_has_ext_power_source(void)
 993 {
 994         unsigned char addr, val[2];
 995         i2c_set_bus_num(I2C_PMIC);
 996         addr = 0xCC >> 1;
 997         if (i2c_probe(addr)) {
 998                 printf("Can't found max8998\n");
 999                 return 0;
1000         }
1001
1002         /* Accessing STATUS2 register */
1003         i2c_read(addr, 0x09, 1, val, 1);
1004         if (val[0] & (1 << 5))
1005                 return 1;
1006
1007         return 0;
1008 }
1009
1010 struct thermister_stat {
1011         short centigrade;
1012         unsigned short adc;
1013 };
1014
1015 static struct thermister_stat adc_to_temperature_data[] = {
1016         { .centigrade = -20,    .adc = 1856, },
1017         { .centigrade = -15,    .adc = 1799, },
1018         { .centigrade = -10,    .adc = 1730, },
1019         { .centigrade = -5,     .adc = 1649, },
1020         { .centigrade = 0,      .adc = 1556, },
1021         { .centigrade = 5,      .adc = 1454, },
1022         { .centigrade = 10,     .adc = 1343, },
1023         { .centigrade = 15,     .adc = 1227, },
1024         { .centigrade = 20,     .adc = 1109, },
1025         { .centigrade = 25,     .adc = 992, },
1026         { .centigrade = 30,     .adc = 880, },
1027         { .centigrade = 35,     .adc = 773, },
1028         { .centigrade = 40,     .adc = 675, },
1029         { .centigrade = 45,     .adc = 586, },
1030         { .centigrade = 50,     .adc = 507, },
1031         { .centigrade = 55,     .adc = 436, },
1032         { .centigrade = 58,     .adc = 399, },
1033         { .centigrade = 63,     .adc = 343, },
1034         { .centigrade = 65,     .adc = 322, },
1035 };
1036
1037 #ifndef USHRT_MAX
1038 #define USHRT_MAX       0xFFFFU
1039 #endif
1040 static int adc_to_temperature_centigrade(unsigned short adc)
1041 {
1042         int i;
1043         int approximation;
1044         /* low_*: Greatest Lower Bound,
1045          *          *          *          * high_*: Smallest Upper Bound */
1046         int low_temp, high_temp;
1047         unsigned short low_adc = 0, high_adc = USHRT_MAX;
1048         for (i = 0; i < ARRAY_SIZE(adc_to_temperature_data); i++) {
1049                 if (adc_to_temperature_data[i].adc <= adc &&
1050                                 adc_to_temperature_data[i].adc >= low_adc) {
1051                         low_temp = adc_to_temperature_data[i].centigrade;
1052                         low_adc = adc_to_temperature_data[i].adc;
1053                 }
1054                 if (adc_to_temperature_data[i].adc >= adc &&
1055                                 adc_to_temperature_data[i].adc <= high_adc) {
1056                         high_temp = adc_to_temperature_data[i].centigrade;
1057                         high_adc = adc_to_temperature_data[i].adc;
1058                 }
1059         }
1060
1061         /* Linear approximation between cloest low and high,
1062          * which is the weighted average of the two. */
1063
1064         /* The following equation is correct only when the two are different */
1065         if (low_adc == high_adc)
1066                 return low_temp;
1067         if (ARRAY_SIZE(adc_to_temperature_data) < 2)
1068                 return 20; /* The room temperature */
1069         if (low_adc == 0)
1070                 return high_temp;
1071         if (high_adc == USHRT_MAX)
1072                 return low_temp;
1073         approximation = low_temp * (adc - low_adc) +
1074                 high_temp * (high_adc - adc);
1075         approximation /= high_adc - low_adc;
1076         return approximation;
1077 }
1078
1079 static unsigned short get_adc_value(int channel)
1080 {
1081         struct s5pc110_adc *adc = (struct s5pc110_adc *) S5PC110_ADC_BASE;
1082         unsigned short ret = 0;
1083         unsigned int reg;
1084         int ldonum = 8;
1085         char buf[64];
1086         unsigned int loop = 0;
1087
1088         if (machine_is_kessler())
1089                 ldonum = 4;
1090         else if (machine_is_geminus())
1091                 ldonum = 4;
1092         else if (machine_is_wmg160())
1093                 ldonum = 4;
1094         else if (machine_is_cypress())
1095                 ldonum = 8;
1096         else if (machine_is_tickertape())
1097                 ldonum = 8;
1098         else if (machine_is_aquila())
1099                 ldonum = 8;
1100         /*
1101         else if (machine_is_p1p2())
1102                 ldonum = 4;
1103         */
1104
1105         sprintf(buf, "pmic ldo %d on", ldonum);
1106         run_command(buf, 0);
1107         writel(channel & 0xF, &adc->adcmux);
1108         writel((1 << 14) | (49 << 6), &adc->adccon);
1109         writel(1000 & 0xffff, &adc->adcdly);
1110         writel(readl(&adc->adccon) | (1 << 16), &adc->adccon); /* 12 bit */
1111         udelay(10);
1112         writel(readl(&adc->adccon) | (1 << 0), &adc->adccon); /* Enable */
1113         udelay(10);
1114         do {
1115                 udelay(1);
1116                 reg = readl(&adc->adccon);
1117         } while (!reg & (1 << 15) && loop++ < 1000);
1118         ret = readl(&adc->adcdat0) & 0xFFF;
1119         sprintf(buf, "pmic ldo %d off", ldonum);
1120         run_command(buf, 0);
1121
1122         return ret;
1123 }
1124
1125 static int adc_get_average_ambient_temperature(void)
1126 {
1127         if (machine_is_kessler()) {
1128                 unsigned short min = USHRT_MAX;
1129                 unsigned short max = 0;
1130                 unsigned int sum = 0;
1131                 unsigned int measured = 0;
1132                 int i;
1133
1134                 for (i = 0; i < 7; i++) {
1135                         unsigned short measurement = get_adc_value(6);
1136                         sum += measurement;
1137                         measured ++;
1138                         if (min > measurement)
1139                                 min = measurement;
1140                         if (max < measurement)
1141                                 max = measurement;
1142                 }
1143                 if (measured >= 3) {
1144                         measured -= 2;
1145                         sum -= min;
1146                         sum -= max;
1147                 }
1148                 sum /= measured;
1149                 printf("Average Ambient Temperature = %d(ADC=%d)\n",
1150                                 adc_to_temperature_centigrade(sum), sum);
1151                 return adc_to_temperature_centigrade(sum);
1152         }
1153         else
1154                 return 20; /* 20 Centigrade */
1155 }
1156
1157 enum temperature_level {
1158         _TEMP_OK,
1159         _TEMP_OK_HIGH,
1160         _TEMP_OK_LOW,
1161         _TEMP_TOO_HIGH,
1162         _TEMP_TOO_LOW,
1163 };
1164
1165 static enum temperature_level temperature_check(void)
1166 {
1167         int temp = adc_get_average_ambient_temperature();
1168         if (temp < -5)
1169                 return _TEMP_TOO_LOW;
1170         if (temp < 0)
1171                 return _TEMP_OK_LOW;
1172         if (temp > 63)
1173                 return _TEMP_TOO_HIGH;
1174         if (temp > 58)
1175                 return _TEMP_OK_HIGH;
1176         return _TEMP_OK;
1177 }
1178
1179 extern void lcd_display_clear(void);
1180 extern int lcd_display_bitmap(ulong bmp_image, int x, int y);
1181
1182 static void charger_en(int enable)
1183 {
1184         /* 0: disable
1185          * 600: 600mA
1186          * 475: 475mA
1187          */
1188         unsigned char addr = 0xCC >> 1; /* max8998 */
1189         unsigned char val[2];
1190
1191         i2c_set_bus_num(I2C_PMIC);
1192         if (i2c_probe(addr)) {
1193                 printf("Can't found max8998 (%s:%d)\n", __func__, __LINE__);
1194                 return;
1195         }
1196
1197         if (!enable) {
1198                 printf("Disable the charger.\n");
1199                 i2c_read(addr, 0x0D, 1, val, 1);
1200                 val[0] &= ~(0x1);
1201                 val[0] |= 0x1;
1202                 i2c_write(addr, 0x0D, 1, val, 1);
1203         } else {
1204                 i2c_read(addr, 0x0C, 1, val, 1);
1205                 val[0] &= ~(0x7 << 0);
1206                 val[0] &= ~(0x7 << 5);
1207                 if (enable == 600) {
1208                         val[0] |= 5; /* 600mA */
1209                         val[0] |= (3 << 5); /* Stop at 150mA (25%) */
1210                 } else { /* Assume 475 mA */
1211                         enable = 475;
1212                         val[0] |= 2; /* 475mA */
1213                         val[0] |= (4 << 5); /* Stop at 142.5mA (30%) */
1214                 }
1215                 i2c_write(addr, 0x0C, 1, val, 1);
1216
1217                 i2c_read(addr, 0x0D, 1, val, 1);
1218                 val[0] &= ~(0x1);
1219                 i2c_write(addr, 0x0D, 1, val, 1);
1220                 printf("Enable the charger @ %dmA\n", enable);
1221         }
1222 }
1223
1224 static void into_charge_mode(void)
1225 {
1226         unsigned int level;
1227         int i, j;
1228         bmp_image_t *bmp;
1229         unsigned long len;
1230         ulong bmp_addr[CHARGER_ANIMATION_FRAME];
1231         unsigned int reg, wakeup_stat;
1232         int charger_speed = 600;
1233
1234         printf("Charge Mode\n");
1235         charger_en(charger_speed);
1236
1237 #ifdef CONFIG_S5PC1XXFB
1238         init_font();
1239
1240         /* TODO: write the image-text for the charger */
1241
1242         level = battery_soc * CHARGER_ANIMATION_FRAME / 100;
1243         if (level >= CHARGER_ANIMATION_FRAME)
1244                 level = CHARGER_ANIMATION_FRAME - 1;
1245
1246         for (i = 0; i < CHARGER_ANIMATION_FRAME; i++)
1247                 bmp_addr[i] = (ulong)battery_charging_animation[i];
1248
1249         lcd_display_clear();
1250         for (i = 0; i < 3; i++) {
1251                 for (j = level; j < CHARGER_ANIMATION_FRAME; j++) {
1252                         int k;
1253
1254                         bmp = gunzip_bmp(bmp_addr[j], &len);
1255                         lcd_display_bitmap((ulong) bmp, 140, 202);
1256                         free(bmp);
1257
1258                         for (k = 0; k < 10; k++)
1259                                 if (max8998_power_key()) {
1260                                         lcd_display_clear();
1261                                         return;
1262                                 } else if (!max8998_has_ext_power_source()) {
1263                                         lcd_display_clear();
1264                                         return;
1265                                 } else
1266                                         udelay(100 * 1000);
1267                 }
1268         }
1269         exit_font();
1270 #endif
1271
1272         do {
1273                 struct s5pc110_rtc *rtc = (struct s5pc110_rtc *) S5PC110_RTC_BASE;
1274                 unsigned int org, org_ip3, org_tcfg0;
1275                 enum temperature_level  previous_state = _TEMP_OK;
1276
1277                 empty_device_info_buffer();
1278                 if (max8998_power_key()) {
1279                         lcd_display_clear();
1280                         return;
1281                 } else if (!max8998_has_ext_power_source()) {
1282                         lcd_display_clear();
1283                         return;
1284                 }
1285
1286                 /* Enable RTC, SYSTIMER, ADC at CLKGATE IP3 */
1287                 org_ip3 = readl(0xE010046C);
1288                 writel(org_ip3 | (1 << 15) | (1 << 16) | (1 << 24), 0xE010046C);
1289
1290                 reg = org = readl(&rtc->rtccon);
1291                 reg |= (1 << 0);
1292                 writel(reg, &rtc->rtccon);
1293
1294                 reg = readl(&rtc->rtccon);
1295                 writel(reg | (1 << 3), &rtc->rtccon);
1296                 udelay(10);
1297                 writel(reg & ~(1 << 3), &rtc->rtccon);
1298                 udelay(10);
1299
1300                 reg = readl(&rtc->rtccon);
1301                 reg &= ~( (1 << 8) | (0xF << 4));
1302                 reg |= (1 << 8) | (0xD << 4); /* D: 4 Hz, 9: 64 Hz */
1303                 writel(reg, &rtc->rtccon);
1304
1305                 reg = 15 * 4 - 1; /* 15 sec */
1306                 writel(reg, &rtc->ticcnt);
1307
1308                 /* TODO: turn LCD/FB off for sure */
1309                 lcd_power_on(0);
1310
1311                 /* EVT0: sleep 1, EVT1: sleep */
1312                 if (cpu_is_s5pc110()) {
1313                         char *name = "dummy";
1314                         char *usage = "N/A";
1315                         char *help = NULL;
1316                         cmd_tbl_t ctt;
1317                         ctt.name = name;
1318                         ctt.usage = usage;
1319                         ctt.help = help;
1320
1321                         if (s5pc1xx_get_cpu_rev() == 0) {
1322                                 char *argv[] = {"1", "1"};
1323                                 wakeup_stat = do_sleep(&ctt, 0, 2, argv);
1324                         } else {
1325                                 char *argv[] = {"0", "0"};
1326                                 wakeup_stat = do_sleep(&ctt, 0, 1, argv);
1327                         }
1328                 } else {
1329                         printf("\n\n\nERROR: this is not S5PC110.\n\n\n");
1330                         return;
1331                 }
1332                 lcd_power_on(0);
1333
1334                 /* Check TEMP HIGH/LOW */
1335                 switch (temperature_check()) {
1336                 case _TEMP_OK:
1337                         charger_en(charger_speed);
1338                         previous_state = _TEMP_OK;
1339                         break;
1340                 case _TEMP_TOO_LOW:
1341                         charger_en(0);
1342                         previous_state = _TEMP_TOO_LOW;
1343                         break;
1344                 case _TEMP_TOO_HIGH:
1345                         charger_en(0);
1346                         previous_state = _TEMP_TOO_HIGH;
1347                         break;
1348                 case _TEMP_OK_LOW:
1349                         if (previous_state == _TEMP_TOO_LOW)
1350                                 charger_en(0);
1351                         else
1352                         {
1353                                 charger_en(charger_speed);
1354                                 previous_state = _TEMP_OK;
1355                         }
1356                         break;
1357                 case _TEMP_OK_HIGH:
1358                         if (previous_state == _TEMP_TOO_HIGH)
1359                                 charger_en(0);
1360                         else
1361                         {
1362                                 charger_en(charger_speed);
1363                                 previous_state = _TEMP_OK;
1364                         }
1365                         break;
1366                 }
1367
1368                 writel(org, &rtc->rtccon);
1369                 writel(org_tcfg0, 0xE2600000);
1370                 writel(org_ip3, 0xE010046C);
1371
1372         } while (wakeup_stat == 0x04); /* RTC TICK */
1373
1374         /* TODO: Reenable logo display */
1375         lcd_power_on(1);
1376         reset_lcd();
1377
1378         run_command("cls", 0);
1379 }
1380
1381 static void check_micro_usb(int intr)
1382 {
1383         unsigned char addr;
1384         unsigned char val[2];
1385         static int started_charging_once = 0;
1386         char *path;
1387
1388         if (cpu_is_s5pc100())
1389                 return;
1390
1391         if (board_is_limo_real()) {
1392                 if (hwrevision(0) || hwrevision(1))
1393                         return;
1394         }
1395
1396         i2c_set_bus_num(I2C_PMIC);
1397
1398         if (machine_is_kessler())
1399                 i2c_set_bus_num(I2C_GPIO6);
1400         else if (machine_is_cypress()) {
1401                 i2c_set_bus_num(I2C_GPIO6);
1402         } else if (machine_is_geminus()) {
1403                 if (hwrevision(1))
1404                         i2c_set_bus_num(I2C_GPIO6);
1405         } else if (machine_is_wmg160())
1406                 i2c_set_bus_num(I2C_GPIO6);
1407
1408         addr = 0x25;            /* fsa9480 */
1409         if (i2c_probe(addr)) {
1410                 printf("Can't found fsa9480\n");
1411                 return;
1412         }
1413
1414         /* Clear Interrupt */
1415         if (intr) {
1416                 i2c_read(addr, 0x03, 1, val, 2);
1417                 udelay(500 * 1000);
1418         }
1419
1420         /* Read Device Type 1 */
1421         i2c_read(addr, 0x0a, 1, val, 1);
1422
1423 #define FSA_DEV1_CHARGER        (1 << 6)
1424 #define FSA_DEV1_UART           (1 << 3)
1425 #define FSA_DEV1_USB            (1 << 2)
1426 #define FSA_DEV2_JIG_USB_OFF    (1 << 1)
1427 #define FSA_DEV2_JIG_USB_ON     (1 << 0)
1428
1429         /*
1430          * If USB, use default 475mA
1431          * If Charger, use 600mA and go to charge mode
1432          */
1433         if ((val[0] & FSA_DEV1_CHARGER) && !started_charging_once) {
1434                 started_charging_once = 1;
1435
1436                 /* If it's full, do not charge. */
1437                 if (battery_soc < 100)
1438                         into_charge_mode();
1439                 else
1440                         charger_en(0);
1441         }
1442         else if (val[0] & FSA_DEV1_USB) {
1443                 if (battery_soc < 100)
1444                         charger_en(475);
1445                 else
1446                         charger_en(0);
1447         }
1448
1449         /* If Factory Mode is Boot ON-USB, go to download mode */
1450         i2c_read(addr, 0x07, 1, val, 1);
1451
1452 #define FSA_ADC_FAC_USB_OFF     0x18
1453 #define FSA_ADC_FAC_USB_ON      0x19
1454 #define FSA_ADC_FAC_UART        0x1d
1455
1456         if (val[0] == FSA_ADC_FAC_USB_ON || val[0] == FSA_ADC_FAC_USB_OFF)
1457                 setenv("bootcmd", "usbdown");
1458
1459         path = getenv("usb");
1460
1461         if (!strncmp(path, "cp", 2))
1462                 run_command("microusb cp", 0);
1463 }
1464
1465 static void micro_usb_switch(int path)
1466 {
1467         unsigned char addr;
1468         unsigned char val[2];
1469
1470         i2c_set_bus_num(I2C_PMIC);
1471
1472         if (machine_is_kessler())
1473                 i2c_set_bus_num(I2C_GPIO6);
1474         else if (machine_is_cypress()) {
1475                 i2c_set_bus_num(I2C_GPIO6);
1476         } else if (machine_is_geminus()) {
1477                 if (hwrevision(1))
1478                         i2c_set_bus_num(I2C_GPIO6);
1479         } else if (machine_is_wmg160()) {
1480                 i2c_set_bus_num(I2C_GPIO6);
1481                 return;
1482         }
1483
1484         addr = 0x25;            /* fsa9480 */
1485         if (i2c_probe(addr)) {
1486                 printf("Can't found fsa9480\n");
1487                 return;
1488         }
1489
1490         if (path)
1491                 val[0] = 0x90;  /* VAUDIO */
1492         else
1493                 val[0] = (1 << 5) | (1 << 2);   /* DHOST */
1494
1495         i2c_write(addr, 0x13, 1, val, 1);       /* MANSW1 */
1496
1497         i2c_read(addr, 0x2, 1, val, 1);
1498         val[0] &= ~(1 << 2);                    /* Manual switching */
1499         i2c_write(addr, 0x2, 1, val, 1);
1500 }
1501
1502 #define MAX8998_REG_ONOFF1      0x11
1503 #define MAX8998_REG_ONOFF2      0x12
1504 #define MAX8998_REG_ONOFF3      0x13
1505 #define MAX8998_REG_LDO7        0x21
1506 #define MAX8998_REG_LDO17       0x29
1507 /* ONOFF1 */
1508 #define MAX8998_LDO3            (1 << 2)
1509 /* ONOFF2 */
1510 #define MAX8998_LDO6            (1 << 7)
1511 #define MAX8998_LDO7            (1 << 6)
1512 #define MAX8998_LDO8            (1 << 5)
1513 #define MAX8998_LDO9            (1 << 4)
1514 #define MAX8998_LDO10           (1 << 3)
1515 #define MAX8998_LDO11           (1 << 2)
1516 #define MAX8998_LDO12           (1 << 1)
1517 #define MAX8998_LDO13           (1 << 0)
1518 /* ONOFF3 */
1519 #define MAX8998_LDO14           (1 << 7)
1520 #define MAX8998_LDO15           (1 << 6)
1521 #define MAX8998_LDO16           (1 << 5)
1522 #define MAX8998_LDO17           (1 << 4)
1523
1524
1525 static void init_pmic(void)
1526 {
1527         unsigned char addr;
1528         unsigned char val[2];
1529
1530         if (cpu_is_s5pc100())
1531                 return;
1532
1533         i2c_set_bus_num(I2C_PMIC);
1534
1535         addr = 0xCC >> 1;       /* max8998 */
1536         if (i2c_probe(addr)) {
1537                 printf("Can't found max8998\n");
1538                 return;
1539         }
1540
1541         /* ONOFF1 */
1542         i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1543         val[0] &= ~MAX8998_LDO3;
1544         i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1545
1546         /* ONOFF2 */
1547         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1548         /*
1549          * Disable LDO10(VPLL_1.1V), LDO11(CAM_IO_2.8V),
1550          * LDO12(CAM_ISP_1.2V), LDO13(CAM_A_2.8V)
1551          */
1552         val[0] &= ~(MAX8998_LDO10 | MAX8998_LDO11 |
1553                         MAX8998_LDO12 | MAX8998_LDO13);
1554
1555         if (machine_is_kessler())
1556                 val[0] |= MAX8998_LDO7;         /* LDO7: VLCD_1.8V */
1557
1558         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1559         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1560         /* ONOFF3 */
1561         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1562         /*
1563          * Disable LDO14(CAM_CIF_1.8), LDO15(CAM_AF_3.3V),
1564          * LDO16(VMIPI_1.8V), LDO17(CAM_8M_1.8V)
1565          */
1566         val[0] &= ~(MAX8998_LDO14 | MAX8998_LDO15 |
1567                         MAX8998_LDO16 | MAX8998_LDO17);
1568
1569         if (machine_is_kessler())
1570                 val[0] |= MAX8998_LDO17;        /* LDO17: VCC_3.0V_LCD */
1571
1572         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1573         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1574 }
1575
1576 static void setup_power_down_mode_registers(void)
1577 {
1578         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
1579         struct s5pc1xx_gpio_bank *bank;
1580         struct gpio_powermode *p;
1581         int n_p;
1582         struct gpio_external *ge;
1583         int n_ge;
1584         struct s5pc1xx_gpio_item *mr;
1585         int n_mr;
1586         int i;
1587
1588         if (cpu_is_s5pc100())
1589                 return;
1590
1591         /* Only Limo real and kessler supports worked for sleep currnet */
1592         if (machine_is_aquila()) {
1593                 if (board_is_limo_real())
1594                         /* Support */;
1595                 else
1596                         return;
1597         } else if (machine_is_kessler()) {
1598                 /* Support */;
1599         } else if (machine_is_geminus()) {
1600                 /* Support */;
1601         } else
1602                 return;
1603
1604         if (machine_is_aquila()) {
1605                 /* Aquila rev 0.8 or lower */
1606                 p = aquila_powerdown_modes;
1607                 ge = aquila_external_powerdown_modes;
1608                 mr = aquila_mirror_powerdown_mode;
1609                 n_p = ARRAY_SIZE(aquila_powerdown_modes);
1610                 n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1611                 n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1612         } else if (machine_is_kessler()) {
1613                 /* Aquila rev 0.9 */
1614                 p = kessler_powerdown_modes;
1615                 ge = kessler_external_powerdown_modes;
1616                 mr = kessler_mirror_powerdown_mode;
1617                 n_p = ARRAY_SIZE(kessler_powerdown_modes);
1618                 n_ge = ARRAY_SIZE(kessler_external_powerdown_modes);
1619                 n_mr = ARRAY_SIZE(kessler_mirror_powerdown_mode);
1620         } else if (machine_is_geminus()) {
1621                 if (hwrevision(1)) {
1622                         /* Same as Aquila rev 0.9 */
1623 #if 0
1624                         p = kessler_powerdown_modes;
1625                         ge = kessler_external_powerdown_modes;
1626                         mr = kessler_mirror_powerdown_mode;
1627                         n_p = ARRAY_SIZE(kessler_powerdown_modes);
1628                         n_ge = ARRAY_SIZE(kessler_external_powerdown_modes);
1629                         n_mr = ARRAY_SIZE(kessler_mirror_powerdown_mode);
1630 #else
1631                         p = aquila_powerdown_modes;
1632                         ge = aquila_external_powerdown_modes;
1633                         mr = aquila_mirror_powerdown_mode;
1634                         n_p = ARRAY_SIZE(aquila_powerdown_modes);
1635                         n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1636                         n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1637 #endif
1638                 } else if (hwrevision(0)) {
1639                         /* Same as Aquila rev 0.8 or lower */
1640                         p = aquila_powerdown_modes;
1641                         ge = aquila_external_powerdown_modes;
1642                         mr = aquila_mirror_powerdown_mode;
1643                         n_p = ARRAY_SIZE(aquila_powerdown_modes);
1644                         n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1645                         n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1646                 } else {
1647                         return; /* Not supported */
1648                 }
1649         }
1650
1651         bank = &gpio->gpio_a0;
1652
1653         for (i = 0; i < n_p; i++, p++, bank++) {
1654                 writel(p->conpdn, &bank->pdn_con);
1655                 writel(p->pudpdn, &bank->pdn_pull);
1656         }
1657         /* M299 */
1658         writel(0xff0022b0, (unsigned int *)0xF0000000);
1659         writel(0xff0022b0, (unsigned int *)0xF1400000);
1660
1661         bank = &gpio->gpio_h0;
1662
1663         for (i = 0; i < n_ge; i++) {
1664                 writel(ge->con, &bank->con);
1665                 writel(ge->dat, &bank->dat);
1666                 writel(ge->pud, &bank->pull);
1667
1668                 bank++;
1669                 ge++;
1670         }
1671
1672         for (i = 0; i < n_mr; i++) {
1673                 unsigned int reg = readl(&mr->bank->pdn_con);
1674                 reg &= ~(1 << mr->number);
1675                 if (readl(&mr->bank->dat) & (1 << mr->number))
1676                         reg |= 1 << mr->number;
1677                 writel(reg, &mr->bank->pdn_con);
1678                 mr++;
1679         }
1680 }
1681
1682 #ifdef CONFIG_LCD
1683 #include "../../../drivers/video/s5p-spi.h"
1684
1685 extern void s6e63m0_set_platform_data(struct spi_platform_data *pd);
1686 extern void s6d16a0x_set_platform_data(struct spi_platform_data *pd);
1687
1688 struct spi_platform_data spi_pd;
1689
1690 struct s5pc110_gpio *gpio_base = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1691
1692 void lcd_cfg_gpio(void)
1693 {
1694         unsigned int i, f3_end = 4;
1695
1696         for (i = 0; i < 8; i++) {
1697                 /* set GPF0,1,2[0:7] for RGB Interface and Data lines (32bit) */
1698                 gpio_cfg_pin(&gpio_base->gpio_f0, i, GPIO_FUNC(2));
1699                 gpio_cfg_pin(&gpio_base->gpio_f1, i, GPIO_FUNC(2));
1700                 gpio_cfg_pin(&gpio_base->gpio_f2, i, GPIO_FUNC(2));
1701                 /* pull-up/down disable */
1702                 gpio_set_pull(&gpio_base->gpio_f0, i, GPIO_PULL_NONE);
1703                 gpio_set_pull(&gpio_base->gpio_f1, i, GPIO_PULL_NONE);
1704                 gpio_set_pull(&gpio_base->gpio_f2, i, GPIO_PULL_NONE);
1705
1706                 /* drive strength to max (24bit) */
1707                 gpio_set_drv(&gpio_base->gpio_f0, i, GPIO_DRV_4X);
1708                 gpio_set_rate(&gpio_base->gpio_f0, i, GPIO_DRV_SLOW);
1709                 gpio_set_drv(&gpio_base->gpio_f1, i, GPIO_DRV_4X);
1710                 gpio_set_rate(&gpio_base->gpio_f1, i, GPIO_DRV_SLOW);
1711                 gpio_set_drv(&gpio_base->gpio_f2, i, GPIO_DRV_4X);
1712                 gpio_set_rate(&gpio_base->gpio_f2, i, GPIO_DRV_SLOW);
1713         }
1714
1715         /* set DISPLAY_DE_B pin for dual rgb mode. */
1716         if (board_is_media())
1717                 f3_end = 5;
1718
1719         for (i = 0; i < f3_end; i++) {
1720                 /* set GPF3[0:3] for RGB Interface and Data lines (32bit) */
1721                 gpio_cfg_pin(&gpio_base->gpio_f3, i, GPIO_PULL_UP);
1722                 /* pull-up/down disable */
1723                 gpio_set_pull(&gpio_base->gpio_f3, i, GPIO_PULL_NONE);
1724                 /* drive strength to max (24bit) */
1725                 gpio_set_drv(&gpio_base->gpio_f3, i, GPIO_DRV_4X);
1726                 gpio_set_rate(&gpio_base->gpio_f3, i, GPIO_DRV_SLOW);
1727         }
1728         /* display output path selection (only [1:0] valid) */
1729         writel(0x2, 0xE0107008);
1730
1731         /* gpio pad configuration for LCD reset. */
1732         gpio_cfg_pin(&gpio_base->gpio_mp0_5, 5, GPIO_OUTPUT);
1733
1734         /* gpio pad configuration for LCD ON. */
1735         gpio_cfg_pin(&gpio_base->gpio_j1, 3, GPIO_OUTPUT);
1736
1737         /* LCD_BACKLIGHT_EN */
1738         if (machine_is_geminus())
1739                 gpio_cfg_pin(&gpio_base->gpio_mp0_5, 0, GPIO_OUTPUT);
1740         if (board_is_neptune()) {
1741                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 4, GPIO_OUTPUT);
1742                 gpio_direction_output(&gpio_base->gpio_mp0_4, 4, 0);
1743         }
1744
1745         /*
1746          * gpio pad configuration for
1747          * DISPLAY_CS, DISPLAY_CLK, DISPLAY_SO, DISPLAY_SI.
1748          */
1749         gpio_cfg_pin(&gpio_base->gpio_mp0_1, 1, GPIO_OUTPUT);
1750         gpio_cfg_pin(&gpio_base->gpio_mp0_4, 1, GPIO_OUTPUT);
1751         gpio_cfg_pin(&gpio_base->gpio_mp0_4, 2, GPIO_INPUT);
1752         gpio_cfg_pin(&gpio_base->gpio_mp0_4, 3, GPIO_OUTPUT);
1753
1754         if (machine_is_aquila() || machine_is_kessler()) {
1755                 spi_pd.cs_bank = &gpio_base->gpio_mp0_1;
1756                 spi_pd.cs_num = 1;
1757                 spi_pd.clk_bank = &gpio_base->gpio_mp0_4;
1758                 spi_pd.clk_num = 1;
1759                 spi_pd.si_bank = &gpio_base->gpio_mp0_4;
1760                 spi_pd.si_num = 3;
1761                 spi_pd.so_bank = &gpio_base->gpio_mp0_4;
1762                 spi_pd.so_num = 2;
1763
1764                 if (board_is_neptune())
1765                         s6d16a0x_set_platform_data(&spi_pd);
1766                 else {
1767                         s6e63m0_set_platform_data(&spi_pd);
1768                         if (board_is_media())
1769                                 spi_pd.set_rev = 1;
1770                 }
1771         }
1772
1773         if (machine_is_cypress()) {
1774 #if 0           /* universal cypress */
1775                 /* FLCD_CS */
1776                 gpio_cfg_pin(&gpio_base->gpio_mp0_1, 0, GPIO_OUTPUT);
1777 #endif
1778                 /* FLCD_CS_S */
1779                 gpio_cfg_pin(&gpio_base->gpio_mp0_5, 1, GPIO_OUTPUT);
1780                 /* FLCD_CLK */
1781                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 0, GPIO_OUTPUT);
1782                 /* FLCD_SDI */
1783                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 2, GPIO_OUTPUT);
1784                 /* FLCD_RST_S */
1785                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 5, GPIO_OUTPUT);
1786                 /* FLCD_ON_S */
1787                 gpio_cfg_pin(&gpio_base->gpio_g2, 2, GPIO_OUTPUT);
1788 #if 0           /* universal cypress */
1789                 pd_cs.bank = &gpio_base->gpio_mp0_1;
1790                 pd_cs.num = 0;
1791 #endif
1792                 spi_pd.cs_bank = &gpio_base->gpio_mp0_5;
1793                 spi_pd.cs_num = 1;
1794                 spi_pd.clk_bank = &gpio_base->gpio_mp0_4;
1795                 spi_pd.clk_num = 0;
1796                 spi_pd.si_bank = &gpio_base->gpio_mp0_4;
1797                 spi_pd.si_num = 2;
1798
1799                 spi_pd.set_rev = 1;
1800
1801                 /* these data would be sent to s6e63m0 lcd panel driver. */
1802                 s6e63m0_set_platform_data(&spi_pd);
1803         }
1804
1805         return;
1806 }
1807
1808 #define SWRST_REG               0x00
1809 #define LEDCON_REG              0x01
1810 #define LED_CUR_SET_REG         0x03
1811 #define LED_CUR_TR_REG          0x08
1812
1813 #define SWRST                   0x01
1814 #define NORMAL_MODE             0x01
1815 #define CUR_SET                 0x63
1816 #define TR_SET                  0x00
1817
1818 void backlight_on(unsigned int onoff)
1819 {
1820
1821         unsigned char addr;
1822         unsigned char val[2];
1823         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1824
1825         if (onoff) {
1826                 if (machine_is_geminus())
1827                         gpio_set_value(&gpio->gpio_mp0_5, 0, 1);
1828         } else {
1829                 if (machine_is_geminus())
1830                         gpio_set_value(&gpio->gpio_mp0_5, 0, 0);
1831         }
1832
1833         if (machine_is_kessler() && board_is_neptune()) {
1834                 gpio_set_value(&gpio->gpio_mp0_4, 4, 1);
1835                 udelay(6);
1836
1837                 i2c_set_bus_num(I2C_GPIO5);
1838
1839                 addr = 0x76;
1840                 if (i2c_probe(addr)) {
1841                         if (i2c_probe(addr)) {
1842                                 printf("Can't found s6d16a0x backlight i2c\n");
1843                                 return;
1844                         }
1845                 }
1846                 val[0] = SWRST;
1847                 i2c_write(addr, SWRST_REG, 1, val, 1);
1848                 /* NORMAL MODE */
1849                 val[0] = CUR_SET;
1850                 i2c_write(addr, LED_CUR_SET_REG, 1, val, 1);
1851                 val[0] = TR_SET;
1852                 i2c_write(addr, LED_CUR_TR_REG, 1, val, 1);
1853                 val[0] = NORMAL_MODE;
1854                 i2c_write(addr, LEDCON_REG, 1, val, 1);
1855                 udelay(5000);
1856         }
1857 }
1858
1859 void reset_lcd(void)
1860 {
1861         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1862
1863         if (machine_is_aquila() || machine_is_kessler() || machine_is_geminus())
1864                 gpio_set_value(&gpio->gpio_mp0_5, 5, 1);
1865         if (machine_is_cypress())
1866                 gpio_set_value(&gpio->gpio_mp0_4, 5, 1);
1867 }
1868
1869 void lcd_power_on(unsigned int onoff)
1870 {
1871         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1872         if (onoff) {
1873                 /* TSP_LDO_ON */
1874                 if (machine_is_aquila() || machine_is_geminus())
1875                         gpio_set_value(&gpio->gpio_j1, 3, 1);
1876
1877                 if (machine_is_cypress())
1878                         gpio_set_value(&gpio->gpio_g2, 2, 1);
1879
1880                 if (machine_is_kessler()) {
1881                         unsigned char addr;
1882                         unsigned char val[2];
1883                         unsigned char val2[2];
1884
1885                         gpio_set_value(&gpio->gpio_j1, 3, 1);
1886
1887                         i2c_set_bus_num(I2C_PMIC);
1888                         addr = 0xCC >> 1;       /* max8998 */
1889                         if (i2c_probe(addr)) {
1890                                 printf("Can't found max8998\n");
1891                                 return;
1892                         }
1893                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1894                         val[0] &= ~(MAX8998_LDO17);
1895                         val[0] |= MAX8998_LDO17;        /* LDO17: VCC_3.0V_LCD */
1896                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1897
1898                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1899                         val[0] |= MAX8998_LDO17;
1900                         val2[0] = 0xE;
1901                         i2c_write(addr, MAX8998_REG_LDO17, 1, val2, 1);
1902                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1903
1904                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1905                         val[0] |= MAX8998_LDO7;
1906                         val2[0] = 0x2;
1907                         i2c_write(addr, MAX8998_REG_LDO7, 1, val2, 1);
1908                         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1909                 }
1910         } else {
1911                 if (machine_is_aquila() || machine_is_geminus())
1912                         gpio_set_value(&gpio->gpio_j1, 3, 0);
1913
1914                 if (machine_is_cypress())
1915                         gpio_set_value(&gpio->gpio_g2, 2, 0);
1916
1917                 if (machine_is_kessler()) {
1918                         unsigned char addr;
1919                         unsigned char val[2];
1920
1921                         i2c_set_bus_num(I2C_PMIC);
1922                         addr = 0xCC >> 1;       /* max8998 */
1923                         if (i2c_probe(addr)) {
1924                                 printf("Can't found max8998\n");
1925                                 return;
1926                         }
1927
1928                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1929                         val[0] &= ~(1 << 7);
1930                         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1931                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1932
1933                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1934                         val[0] &= ~MAX8998_LDO17;
1935                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1936                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1937                 }
1938         }
1939 }
1940
1941 extern void s6e63m0_cfg_ldo(void);
1942 extern void s6e63m0_enable_ldo(unsigned int onoff);
1943 extern void s6d16a0x_cfg_ldo(void);
1944 extern void s6d16a0x_enable_ldo(unsigned int onoff);
1945
1946 int s5p_no_lcd_support(void)
1947 {
1948         if (machine_is_wmg160())
1949                 return 1;
1950         return 0;
1951 }
1952
1953 void init_panel_info(vidinfo_t *vid)
1954 {
1955         vid->cfg_gpio = NULL;
1956         vid->reset_lcd = NULL;
1957         vid->backlight_on = NULL;
1958         vid->lcd_power_on = NULL;
1959
1960         vid->cfg_ldo = NULL;
1961         vid->enable_ldo = NULL;
1962
1963         vid->init_delay = 0;
1964         vid->reset_delay = 0;
1965         vid->power_on_delay = 0;
1966
1967         vid->vl_freq    = 60;
1968         vid->vl_col     = 480;
1969         vid->vl_row     = 800;
1970         vid->vl_width   = 480;
1971         vid->vl_height  = 800;
1972
1973         vid->dual_lcd_enabled = 0;
1974
1975         if (board_is_media()) {
1976                 vid->vl_col     = 960;
1977                 vid->vl_row     = 800;
1978                 vid->vl_width   = 960;
1979                 vid->vl_height  = 800;
1980
1981                 /* enable dual lcd mode. */
1982                 vid->dual_lcd_enabled = 1;
1983         }
1984
1985         vid->vl_clkp    = CONFIG_SYS_HIGH;
1986         vid->vl_hsp     = CONFIG_SYS_LOW;
1987         vid->vl_vsp     = CONFIG_SYS_LOW;
1988         vid->vl_dp      = CONFIG_SYS_HIGH;
1989         vid->vl_bpix    = 32;
1990
1991         /* S6E63M0 LCD Panel */
1992         vid->vl_hspw    = 2;
1993         vid->vl_hbpd    = 16;
1994         vid->vl_hfpd    = 16;
1995
1996         vid->vl_vspw    = 2;
1997         vid->vl_vbpd    = 3;
1998         vid->vl_vfpd    = 28;
1999
2000         if (machine_is_aquila() || machine_is_kessler() || machine_is_cypress()) {
2001                 vid->cfg_gpio = lcd_cfg_gpio;
2002                 vid->reset_lcd = reset_lcd;
2003                 vid->backlight_on = backlight_on;
2004                 vid->lcd_power_on = lcd_power_on;
2005                 vid->cfg_ldo = s6e63m0_cfg_ldo;
2006                 vid->enable_ldo = s6e63m0_enable_ldo;
2007
2008                 vid->init_delay = 25000;
2009                 vid->reset_delay = 120000;
2010         }
2011
2012         if (board_is_neptune()) {
2013                 vid->vl_freq    = 100;
2014                 vid->vl_col     = 320;
2015                 vid->vl_row     = 480;
2016                 vid->vl_width   = 320;
2017                 vid->vl_height  = 480;
2018
2019                 vid->vl_clkp    = CONFIG_SYS_HIGH;
2020                 vid->vl_hsp     = CONFIG_SYS_HIGH;
2021                 vid->vl_vsp     = CONFIG_SYS_HIGH;
2022                 vid->vl_dp      = CONFIG_SYS_LOW;
2023                 vid->vl_bpix    = 32;
2024
2025                 /* disable dual lcd mode. */
2026                 vid->dual_lcd_enabled = 0;
2027
2028                 /* S6D16A0X LCD Panel */
2029                 vid->vl_hspw    = 16;
2030                 vid->vl_hbpd    = 24;
2031                 vid->vl_hfpd    = 16;
2032
2033                 vid->vl_vspw    = 2;
2034                 vid->vl_vbpd    = 2;
2035                 vid->vl_vfpd    = 4;
2036
2037                 vid->cfg_gpio = lcd_cfg_gpio;
2038                 vid->backlight_on = backlight_on;
2039                 vid->lcd_power_on = lcd_power_on;
2040                 vid->reset_lcd = reset_lcd;
2041                 vid->cfg_ldo = s6d16a0x_cfg_ldo;
2042                 vid->enable_ldo = s6d16a0x_enable_ldo;
2043
2044                 vid->init_delay = 10000;
2045                 vid->power_on_delay = 10000;
2046                 vid->reset_delay = 1000;
2047
2048         }
2049
2050         if (machine_is_geminus()) {
2051                 vid->vl_freq    = 60;
2052                 vid->vl_col     = 1024,
2053                 vid->vl_row     = 600,
2054                 vid->vl_width   = 1024,
2055                 vid->vl_height  = 600,
2056                 vid->vl_clkp    = CONFIG_SYS_LOW,
2057                 vid->vl_hsp     = CONFIG_SYS_HIGH,
2058                 vid->vl_vsp     = CONFIG_SYS_HIGH,
2059                 vid->vl_dp      = CONFIG_SYS_LOW,
2060                 vid->vl_bpix    = 32,
2061
2062                 vid->vl_hspw    = 32,
2063                 vid->vl_hfpd    = 48,
2064                 vid->vl_hbpd    = 80,
2065
2066                 vid->vl_vspw    = 1,
2067                 vid->vl_vfpd    = 3,
2068                 vid->vl_vbpd    = 4,
2069
2070                 vid->cfg_gpio = lcd_cfg_gpio;
2071                 vid->reset_lcd = reset_lcd;
2072                 vid->backlight_on = backlight_on;
2073                 vid->lcd_power_on = lcd_power_on;
2074         }
2075 #if 0
2076         vid->vl_freq    = 60;
2077         vid->vl_col     = 480,
2078         vid->vl_row     = 800,
2079         vid->vl_width   = 480,
2080         vid->vl_height  = 800,
2081         vid->vl_clkp    = CONFIG_SYS_HIGH,
2082         vid->vl_hsp     = CONFIG_SYS_LOW,
2083         vid->vl_vsp     = CONFIG_SYS_LOW,
2084         vid->vl_dp      = CONFIG_SYS_HIGH,
2085         vid->vl_bpix    = 32,
2086
2087         /* tl2796 panel. */
2088         vid->vl_hpw     = 4,
2089         vid->vl_blw     = 8,
2090         vid->vl_elw     = 8,
2091
2092         vid->vl_vpw     = 4,
2093         vid->vl_bfw     = 8,
2094         vid->vl_efw     = 8,
2095 #endif
2096 #if 0
2097         vid->vl_freq    = 60;
2098         vid->vl_col     = 1024,
2099         vid->vl_row     = 600,
2100         vid->vl_width   = 1024,
2101         vid->vl_height  = 600,
2102         vid->vl_clkp    = CONFIG_SYS_HIGH,
2103         vid->vl_hsp     = CONFIG_SYS_HIGH,
2104         vid->vl_vsp     = CONFIG_SYS_HIGH,
2105         vid->vl_dp      = CONFIG_SYS_LOW,
2106         vid->vl_bpix    = 32,
2107
2108         /* AMS701KA AMOLED Panel. */
2109         vid->vl_hpw     = 30,
2110         vid->vl_blw     = 114,
2111         vid->vl_elw     = 48,
2112
2113         vid->vl_vpw     = 2,
2114         vid->vl_bfw     = 6,
2115         vid->vl_efw     = 8,
2116 #endif
2117 }
2118 #endif
2119
2120 static void setup_meminfo(void)
2121 {
2122         char meminfo[64] = {0, };
2123         int count = 0, size, real;
2124
2125         size = gd->bd->bi_dram[0].size >> 20;
2126         count += sprintf(meminfo + count, "mem=%dM", size);
2127
2128         /* Each Chip Select can't exceed the 256MiB */
2129         size = gd->bd->bi_dram[1].size >> 20;
2130         real = min(size, 256);
2131         count += sprintf(meminfo + count, " mem=%dM@0x%x",
2132                 real, (unsigned int)gd->bd->bi_dram[1].start);
2133
2134         size -= real;
2135         if (size > 0) {
2136                 count += sprintf(meminfo + count, " mem=%dM@0x%x", size,
2137                         (unsigned int)gd->bd->bi_dram[1].start + (real << 20));
2138         }
2139
2140         setenv("meminfo", meminfo);
2141 }
2142
2143 int misc_init_r(void)
2144 {
2145 #ifdef CONFIG_LCD
2146         /* It should be located at first */
2147         lcd_is_enabled = 0;
2148
2149         if (machine_is_aquila() || machine_is_kessler()) {
2150                 if (board_is_neptune())
2151                         setenv("lcdinfo", "lcd=s6d16a0x");
2152                 else if (board_is_media())
2153                         setenv("lcdinfo", "lcd=s6e63m0");
2154                 else
2155                         setenv("lcdinfo", "lcd=s6e63m0");
2156         }
2157         if (machine_is_geminus())
2158                 setenv("lcdinfo", "lcd=lms480jc01");
2159         if (machine_is_cypress())
2160                 setenv("lcdinfo", "lcd=s6e63m0");
2161 #endif
2162         setup_meminfo();
2163
2164         show_hw_revision();
2165
2166         /* Set proper PMIC pins */
2167         pmic_pin_init();
2168
2169         /* Check auto burning */
2170         check_auto_burn();
2171
2172         /* To power up I2C2 */
2173         enable_ldos();
2174
2175         /* Enable T-Flash at Limo Real or Limo Universal */
2176         enable_t_flash();
2177
2178         /* Setup Limo Real board GPIOs */
2179         setup_limo_real_gpios();
2180
2181         /* Setup Media board GPIOs */
2182         setup_media_gpios();
2183
2184         /* To usbdown automatically */
2185         check_keypad();
2186
2187         /* check max8998 */
2188         init_pmic();
2189
2190 #ifdef CONFIG_S5PC1XXFB
2191         display_device_info();
2192 #endif
2193
2194         setup_power_down_mode_registers();
2195
2196         /* check max17040 */
2197         check_battery(0);
2198
2199         /* check fsa9480 */
2200         check_micro_usb(0);
2201
2202         return 0;
2203 }
2204 #endif
2205
2206 int board_init(void)
2207 {
2208         /* Set Initial global variables */
2209         s5pc110_gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
2210
2211         gd->bd->bi_arch_number = MACH_AQUILA;
2212         gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
2213
2214         /* Check H/W Revision */
2215         check_hw_revision();
2216
2217         return 0;
2218 }
2219
2220 int dram_init(void)
2221 {
2222         unsigned int base, memconfig0, size;
2223         unsigned int memconfig1, sz = 0;
2224
2225         if (cpu_is_s5pc100()) {
2226                 /* In mem setup, we swap the bank. So below size is correct */
2227                 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
2228                 gd->bd->bi_dram[0].size = PHYS_SDRAM_2_SIZE;
2229                 gd->bd->bi_dram[1].start = S5PC100_PHYS_SDRAM_2;
2230                 size = 128;
2231         } else {
2232                 /* In S5PC110, we can't swap the DMC0/1 */
2233                 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
2234                 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
2235
2236                 base = S5PC110_DMC1_BASE;
2237                 /* DMC configuration */
2238                 memconfig0 = readl(base + MEMCONFIG0_OFFSET);
2239                 gd->bd->bi_dram[1].start = memconfig0 & 0xFF000000;
2240
2241                 size = (memconfig0 >> 16) & 0xFF;
2242                 size = ((unsigned char) ~size) + 1;
2243
2244                 /*
2245                  * (0x07 + 1) * 16 = 128 MiB
2246                  * (0x0f + 1) * 16 = 256 MiB
2247                  */
2248                 size = size << 4;
2249
2250                 /*
2251                  * Aquila Rev0.5 4G3G1G
2252                  * Aquila Rev0.8 4G3G1G
2253                  * Aquila Rev0.9 4G3G1G
2254                  */
2255                 if (machine_is_aquila() || machine_is_kessler())
2256                         if (hwrevision(5) || hwrevision(8) || hwrevision(9)) {
2257                                 memconfig1 = readl(base + MEMCONFIG1_OFFSET);
2258
2259                                 sz = (memconfig1 >> 16) & 0xFF;
2260                                 sz = ((unsigned char) ~sz) + 1;
2261                                 sz = sz << 4;
2262                         }
2263
2264         }
2265         /*
2266          * bi_dram[1].size contains all DMC1 memory size
2267          */
2268         gd->bd->bi_dram[1].size = (size + sz) << 20;
2269
2270         return 0;
2271 }
2272
2273 /* Used for sleep test */
2274 static unsigned char saved_val[4][2];
2275 void board_sleep_init_late(void)
2276 {
2277         /* CODEC_LDO_EN: GPF3[4] */
2278         gpio_direction_output(&s5pc110_gpio->gpio_f3, 4, 0);
2279         /* CODEC_XTAL_EN: GPH3[2] */
2280         gpio_direction_output(&s5pc110_gpio->gpio_h3, 2, 0);
2281
2282         /* MMC T_FLASH off */
2283         gpio_direction_output(&s5pc110_gpio->gpio_mp0_5, 4, 0);
2284         /* MHL off */
2285         gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, 0);
2286         gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 7, 0);
2287         gpio_direction_output(&s5pc110_gpio->gpio_j2, 3, 0); /* MHL_ON for REV02 or higher */
2288
2289
2290 }
2291 void board_sleep_init(void)
2292 {
2293         unsigned char addr;
2294         unsigned char val[2];
2295
2296         i2c_set_bus_num(I2C_PMIC);
2297         addr = 0xCC >> 1;
2298         if (i2c_probe(addr)) {
2299                 printf("Can't find max8998\n");
2300                 return;
2301         }
2302
2303         if (machine_is_kessler()) {
2304
2305                 /* Set ONOFF1 */
2306                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2307                 saved_val[0][0] = val[0];
2308                 saved_val[0][1] = val[1];
2309                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4) | (1 << 2) |
2310                                 (1 << 1) | (1 << 0));
2311                 i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2312                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2313                 /* Set ONOFF2 */
2314                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2315                 saved_val[1][0] = val[0];
2316                 saved_val[1][1] = val[1];
2317                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 3) |
2318                                 (1 << 2) | (1 << 1) | (1 << 0));
2319                 val[0] |= (1 << 7);
2320                 i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2321                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2322                 /* Set ONOFF3 */
2323                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2324                 saved_val[2][0] = val[0];
2325                 saved_val[2][1] = val[1];
2326                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 4));
2327                 i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2328                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2329                 /* Set ONOFF4 */
2330                 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2331                 saved_val[3][0] = val[0];
2332                 saved_val[3][1] = val[1];
2333                 val[0] &= ~((1 << 6) | (1 << 4));
2334                 i2c_write(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2335                 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2336                 printf("Turned off regulators with Kessler setting."
2337                                " Preparing to sleep. [%s:%d]\n",
2338                                 __FILE__, __LINE__);
2339         } else { /* Default */
2340
2341                 /* Set ONOFF1 */
2342                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2343                 saved_val[0][0] = val[0];
2344                 saved_val[0][1] = val[1];
2345                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4) | (1 << 2) |
2346                                 (1 << 1) | (1 << 0));
2347                 i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2348                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2349                 /* Set ONOFF2 */
2350                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2351                 saved_val[1][0] = val[0];
2352                 saved_val[1][1] = val[1];
2353                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 3) |
2354                                 (1 << 2) | (1 << 1) | (1 << 0));
2355                 val[0] |= (1 << 7);
2356                 i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2357                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2358                 /* Set ONOFF3 */
2359                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2360                 saved_val[2][0] = val[0];
2361                 saved_val[2][1] = val[1];
2362                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 4));
2363                 i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2364                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2365                 /* Set ONOFF4 */
2366                 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2367                 saved_val[3][0] = val[0];
2368                 saved_val[3][1] = val[1];
2369                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4));
2370                 i2c_write(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2371                 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2372                 printf("Turned off regulators with default(Aquila) setting."
2373                                " Preparing to sleep. [%s:%d]\n",
2374                                 __FILE__, __LINE__);
2375         }
2376 }
2377
2378 void board_sleep_resume(void)
2379 {
2380         unsigned char addr;
2381         unsigned char val[2];
2382
2383         show_hw_revision();
2384
2385         i2c_set_bus_num(I2C_PMIC);
2386         addr = 0xCC >> 1;
2387         if (i2c_probe(addr)) {
2388                 printf("Can't find max8998\n");
2389                 return;
2390         }
2391
2392         /* Set ONOFF1 */
2393         i2c_write(addr, MAX8998_REG_ONOFF1, 1, saved_val[0], 1);
2394         i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2395         /* Set ONOFF2 */
2396         i2c_write(addr, MAX8998_REG_ONOFF2, 1, saved_val[1], 1);
2397         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2398         /* Set ONOFF3 */
2399         i2c_write(addr, MAX8998_REG_ONOFF3, 1, saved_val[2], 1);
2400         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2401         /* Set ONOFF4 */
2402         i2c_write(addr, MAX8998_REG_ONOFF3+1, 1, saved_val[3], 1);
2403         i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2404         printf("Waked up.\n");
2405
2406         /* check max17040 */
2407         check_battery(0);
2408
2409         /* check fsa9480 */
2410         check_micro_usb(1);
2411 }
2412
2413 #if defined(CONFIG_USB_GADGET_S3C_UDC_OTG)
2414
2415 static int s5pc1xx_phy_control(int on)
2416 {
2417         static int status;
2418
2419         if (on && !status) {
2420 //              printf("turning USB power on\n");
2421 #ifdef CONFIG_CMD_PMIC
2422                 run_command("pmic ldo 3 on", 0);
2423 #endif
2424                 /* S5PC110 */
2425                 if (board_is_limo_universal() ||
2426                         board_is_limo_real() ||
2427                         board_is_media()) {
2428                         /* check usb path */
2429                         if (board_is_limo_real() && !hwrevision(6))
2430                                 check_mhl();
2431                 }
2432
2433                 if (machine_is_tickertape())
2434                         /* USB_SEL: XM0ADDR_0: MP04[0] output mode */
2435                         gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 0, 0);
2436
2437                 /* USB Path to AP */
2438                 micro_usb_switch(0);
2439                 status = 1;
2440         } else if (!on && status) {
2441 //              printf("turning USB power off\n");
2442 #ifdef CONFIG_CMD_PMIC
2443                 run_command("pmic ldo 3 off", 0);
2444 #endif
2445                 status = 0;
2446         }
2447         udelay(10000);
2448
2449         return 0;
2450 }
2451
2452 struct s3c_plat_otg_data s5pc110_otg_data = {
2453         .phy_control = s5pc1xx_phy_control,
2454         .regs_phy = S5PC110_PHY_BASE,
2455         .regs_otg = S5PC110_OTG_BASE,
2456 };
2457
2458 int board_eth_init(bd_t *bis)
2459 {
2460         int res = -1;
2461
2462         if (cpu_is_s5pc100())
2463                 return -1;
2464
2465         s3c_udc_probe(&s5pc110_otg_data);
2466         if (usb_eth_initialize(bis) >= 0)
2467                 res = 0;
2468         return res;
2469 }
2470 #endif
2471
2472 #ifdef CONFIG_CMD_USBDOWN
2473 int usb_board_init(void)
2474 {
2475 #ifdef CONFIG_CMD_PMIC
2476         run_command("pmic ldo 3 on", 0);
2477 #endif
2478
2479         if (cpu_is_s5pc100()) {
2480 #ifdef CONFIG_HARD_I2C
2481                 uchar val[2] = {0,};
2482
2483                 /* PMIC */
2484                 if (i2c_read(0x66, 0, 1, val, 2)) {
2485                         printf("i2c_read error\n");
2486                         return 1;
2487                 }
2488
2489                 val[0] |= (1 << 3);
2490                 val[1] |= (1 << 5);
2491
2492                 if (i2c_write(0x66, 0, 1, val, 2)) {
2493                         printf("i2c_write error\n");
2494                         return 1;
2495                 }
2496                 i2c_read(0x66, 0, 1, val, 2);
2497 #endif
2498                 return 0;
2499         }
2500
2501         /* S5PC110 */
2502         if (board_is_limo_universal() ||
2503                 board_is_limo_real() ||
2504                 board_is_media()) {
2505                 /* check usb path */
2506                 if (board_is_limo_real() && !hwrevision(6))
2507                         check_mhl();
2508         }
2509
2510         if (machine_is_tickertape())
2511                 /* USB_SEL: XM0ADDR_0: MP04[0] output mode */
2512                 gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 0, 0);
2513
2514         /* USB Path to AP */
2515         micro_usb_switch(0);
2516
2517         return 0;
2518 }
2519 #endif
2520
2521 #ifdef CONFIG_GENERIC_MMC
2522 int s5p_no_mmc_support(void)
2523 {
2524         if (machine_is_wmg160())
2525                 return 1;
2526         return 0;
2527 }
2528
2529 int board_mmc_init(bd_t *bis)
2530 {
2531         unsigned int reg;
2532         unsigned int clock;
2533         struct s5pc110_clock *clk = (struct s5pc110_clock *)S5PC1XX_CLOCK_BASE;
2534         int i;
2535
2536         /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
2537         if (machine_is_kessler())
2538                 gpio_direction_output(&s5pc110_gpio->gpio_j2, 7, 1);
2539
2540         if (machine_is_wmg160())
2541                 return -1;
2542
2543         /* MMC0 Clock source = SCLKMPLL */
2544         reg = readl(&clk->src4);
2545         reg &= ~0xf;
2546         reg |= 0x6;
2547         writel(reg, &clk->src4);
2548
2549         reg = readl(&clk->div4);
2550         reg &= ~0xf;
2551
2552         /* set div value near 50MHz */
2553         clock = get_pll_clk(MPLL) / 1000000;
2554         for (i = 0; i < 0xf; i++) {
2555                 if ((clock / (i + 1)) <= 50) {
2556                         reg |= i << 0;
2557                         break;
2558                 }
2559         }
2560
2561         writel(reg, &clk->div4);
2562
2563         /*
2564          * MMC0 GPIO
2565          * GPG0[0]      SD_0_CLK
2566          * GPG0[1]      SD_0_CMD
2567          * GPG0[2]      SD_0_CDn        -> Not used
2568          * GPG0[3:6]    SD_0_DATA[0:3]
2569          */
2570         for (i = 0; i < 7; i++) {
2571                 if (i == 2)
2572                         continue;
2573                 /* GPG0[0:6] special function 2 */
2574                 gpio_cfg_pin(&s5pc110_gpio->gpio_g0, i, 0x2);
2575                 /* GPG0[0:6] pull disable */
2576                 gpio_set_pull(&s5pc110_gpio->gpio_g0, i, GPIO_PULL_NONE);
2577                 /* GPG0[0:6] drv 4x */
2578                 gpio_set_drv(&s5pc110_gpio->gpio_g0, i, GPIO_DRV_4X);
2579         }
2580
2581         return s5pc1xx_mmc_init(0);
2582 }
2583 #endif
2584
2585 #ifdef CONFIG_CMD_PMIC
2586 static int pmic_status(void)
2587 {
2588         unsigned char addr, val[2];
2589         int reg, i;
2590
2591         i2c_set_bus_num(I2C_PMIC);
2592         addr = 0xCC >> 1;
2593         if (i2c_probe(addr)) {
2594                 printf("Can't found max8998\n");
2595                 return -1;
2596         }
2597
2598         reg = 0x11;
2599         i2c_read(addr, reg, 1, val, 1);
2600         for (i = 7; i >= 4; i--)
2601                 printf("BUCK%d %s\n", 7 - i + 1,
2602                         val[0] & (1 << i) ? "on" : "off");
2603         for (; i >= 0; i--)
2604                 printf("LDO%d %s\n", 5 - i,
2605                         val[0] & (1 << i) ? "on" : "off");
2606         reg = 0x12;
2607         i2c_read(addr, reg, 1, val, 1);
2608         for (i = 7; i >= 0; i--)
2609                 printf("LDO%d %s\n", 7 - i + 6,
2610                         val[0] & (1 << i) ? "on" : "off");
2611         reg = 0x13;
2612         i2c_read(addr, reg, 1, val, 1);
2613         for (i = 7; i >= 4; i--)
2614                 printf("LDO%d %s\n", 7 - i + 14,
2615                         val[0] & (1 << i) ? "on" : "off");
2616
2617         reg = 0xd;
2618         i2c_read(addr, reg, 1, val, 1);
2619         for (i = 7; i >= 6; i--)
2620                 printf("SAFEOUT%d %s\n", 7 - i + 1,
2621                         val[0] & (1 << i) ? "on" : "off");
2622         return 0;
2623 }
2624
2625 static int pmic_ldo_control(int buck, int ldo, int safeout, int on)
2626 {
2627         unsigned char addr, val[2];
2628         unsigned int reg, shift;
2629
2630         if (ldo) {
2631                 if (ldo < 2)
2632                         return -1;
2633                 if (ldo <= 5) {
2634                         reg = 0x11;
2635                         shift = 5 - ldo;
2636                 } else if (ldo <= 13) {
2637                         reg = 0x12;
2638                         shift = 13 - ldo;
2639                 } else if (ldo <= 17) {
2640                         reg = 0x13;
2641                         shift = 17 - ldo + 4;
2642                 } else
2643                         return -1;
2644         } else if (buck) {
2645                 if (buck > 4)
2646                         return -1;
2647                 reg = 0x11;
2648                 shift = 4 - buck + 4;
2649         } else if (safeout) {
2650                 if (safeout > 3)
2651                         return -1;
2652                 reg = 0xd;
2653                 shift = 8 - safeout;
2654         } else
2655                 return -1;
2656
2657         i2c_set_bus_num(I2C_PMIC);
2658         addr = 0xCC >> 1;
2659         if (i2c_probe(addr)) {
2660                 printf("Can't found max8998\n");
2661                 return -1;
2662         }
2663
2664         i2c_read(addr, reg, 1, val, 1);
2665         if (on)
2666                 val[0] |= (1 << shift);
2667         else
2668                 val[0] &= ~(1 << shift);
2669         i2c_write(addr, reg, 1, val, 1);
2670         i2c_read(addr, reg, 1, val, 1);
2671
2672         if (ldo)
2673                 printf("ldo %d value 0x%x, %s\n", ldo, val[0],
2674                         val[0] & (1 << shift) ? "on" : "off");
2675         else if (buck)
2676                 printf("buck %d value 0x%x, %s\n", buck, val[0],
2677                         val[0] & (1 << shift) ? "on" : "off");
2678         else if (safeout)
2679                 printf("safeout %d value 0x%x, %s\n", safeout, val[0],
2680                         val[0] & (1 << shift) ? "on" : "off");
2681
2682         return 0;
2683 }
2684
2685 static int do_pmic(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2686 {
2687         int buck = 0, ldo = 0, safeout = 0, on = -1;
2688
2689         switch (argc) {
2690         case 2:
2691                 if (strncmp(argv[1], "status", 6) == 0)
2692                         return pmic_status();
2693                 break;
2694         case 4:
2695                 if (strncmp(argv[1], "ldo", 3) == 0)
2696                         ldo = simple_strtoul(argv[2], NULL, 10);
2697                 else if (strncmp(argv[1], "buck", 4) == 0)
2698                         buck = simple_strtoul(argv[2], NULL, 10);
2699                 else if (strncmp(argv[1], "safeout", 7) == 0)
2700                         safeout = simple_strtoul(argv[2], NULL, 10);
2701                 else
2702                         break;
2703
2704                 if (strncmp(argv[3], "on", 2) == 0)
2705                         on = 1;
2706                 else if (strncmp(argv[3], "off", 3) == 0)
2707                         on = 0;
2708                 else
2709                         break;
2710
2711                 return pmic_ldo_control(buck, ldo, safeout, on);
2712
2713         default:
2714                 break;
2715         }
2716
2717         cmd_usage(cmdtp);
2718         return 1;
2719 }
2720
2721 U_BOOT_CMD(
2722         pmic,           CONFIG_SYS_MAXARGS,     1, do_pmic,
2723         "PMIC LDO & BUCK control",
2724         "status - Display PMIC LDO & BUCK status\n"
2725         "pmic ldo num on/off - Turn on/off the LDO\n"
2726         "pmic buck num on/off - Turn on/off the BUCK\n"
2727         "pmic safeout num on/off - Turn on/off the SAFEOUT\n"
2728 );
2729 #endif
2730
2731 #ifdef CONFIG_CMD_DEVICE_POWER
2732
2733 enum {
2734         POWER_NONE,
2735         POWER_TOUCH,
2736         POWER_3_TOUCHKEY,
2737         POWER_LCD,
2738         POWER_HAPTIC,
2739         POWER_AUDIO_CODEC,
2740         POWER_FM_RADIO,
2741         POWER_BT_WIFI,
2742         POWER_HDMI,
2743 };
2744
2745 static void power_display_devices(void)
2746 {
2747         printf("devices:\n");
2748         printf("\t%d - touch\n", POWER_TOUCH);
2749         printf("\t%d - 3 touchkey\n", POWER_3_TOUCHKEY);
2750         printf("\t%d - LCD\n", POWER_LCD);
2751         printf("\t%d - Haptic\n", POWER_HAPTIC);
2752         printf("\t%d - Audio Codec\n", POWER_AUDIO_CODEC);
2753         printf("\t%d - FM Radio\n", POWER_FM_RADIO);
2754         printf("\t%d - BT/WiFi\n", POWER_BT_WIFI);
2755         printf("\t%d - HDMI\n", POWER_HDMI);
2756 }
2757
2758 static int power_hdmi(int on)
2759 {
2760         /* HDMI_EN1: GPJ2[2] */
2761         gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, on);
2762         /* MHL_ON: GPJ2[3] */
2763         gpio_direction_output(&s5pc110_gpio->gpio_j2, 3, on);
2764         return 0;
2765 }
2766
2767 static int power_bt_wifi(int on)
2768 {
2769         /* WLAN_BT_EN: GPB[5] */
2770         gpio_direction_output(&s5pc110_gpio->gpio_b, 5, on);
2771         return 0;
2772 }
2773
2774 static int power_fm_radio(int on)
2775 {
2776         /* FM_BUS_nRST: GPJ2[5] */
2777         gpio_direction_output(&s5pc110_gpio->gpio_j2, 5, !on);
2778         return 0;
2779 }
2780
2781 static int power_audio_codec(int on)
2782 {
2783         /* CODEC_LDO_EN: GPF3[4] */
2784         gpio_direction_output(&s5pc110_gpio->gpio_f3, 4, on);
2785         /* CODEC_XTAL_EN: GPH3[2] */
2786         gpio_direction_output(&s5pc110_gpio->gpio_h3, 2, on);
2787         return 0;
2788 }
2789
2790 static int power_haptic(int on)
2791 {
2792         /* HAPTIC_ON: GPJ1[1] */
2793         gpio_direction_output(&s5pc110_gpio->gpio_j1, 1, on);
2794         return 0;
2795 }
2796
2797 static int power_lcd(int on)
2798 {
2799         /* MLCD_ON: GPJ1[3] */
2800         gpio_direction_output(&s5pc110_gpio->gpio_j1, 3, on);
2801         return 0;
2802 }
2803
2804 static int power_touch(int on)
2805 {
2806         /* TOUCH_EN: GPG3[6] */
2807         gpio_direction_output(&s5pc110_gpio->gpio_g3, 6, on);
2808         return 0;
2809 }
2810
2811 static int power_3_touchkey(int on)
2812 {
2813         if (on) {
2814                 /* 3_TOUCH_EN - GPJ3[0] : (J1B2) */
2815                 /* 3_TOUCH_EN - GPJ3[5] : (not J1B2) */
2816                 if (board_rev & J1_B2_BOARD)
2817                         gpio_direction_output(&s5pc110_gpio->gpio_j3, 0, on);
2818                 else
2819                         gpio_direction_output(&s5pc110_gpio->gpio_j3, 5, on);
2820
2821                 /* 3_TOUCH_CE - GPJ2[6] */
2822                 gpio_direction_output(&s5pc110_gpio->gpio_j2, 6, on);   /* TOUCH_CE */
2823         } else {
2824                 /* 3_TOUCH_CE - GPJ2[6] */
2825                 gpio_direction_output(&s5pc110_gpio->gpio_j2, 6, on);   /* TOUCH_CE */
2826         }
2827
2828         if (on) {
2829                 unsigned int reg;
2830                 unsigned char val[2];
2831                 unsigned char addr = 0x20;              /* mcs5000 3-touchkey */
2832
2833                 /* Require 100ms */
2834                 udelay(80 * 1000);
2835
2836                 /* 3 touchkey */
2837                 i2c_set_bus_num(I2C_GPIO10);
2838
2839                 /* Workaround to probe */
2840                 if (i2c_probe(addr)) {
2841                         if (i2c_probe(addr)) {
2842                                 printf("Can't found 3 touchkey\n");
2843                                 return -ENODEV;
2844                         }
2845                 }
2846
2847 #define MCS5000_TK_HW_VERSION  0x06
2848 #define MCS5000_TK_FW_VERSION  0x0A
2849 #define MCS5000_TK_MI_VERSION  0x0B
2850
2851                 reg = MCS5000_TK_MI_VERSION;
2852                 i2c_read(addr, reg, 1, val, 1);
2853                 printf("3-touchkey:\tM/I 0x%x, ", val[0]);
2854                 reg = MCS5000_TK_HW_VERSION;
2855                 i2c_read(addr, reg, 1, val, 1);
2856                 printf("H/W 0x%x, ", val[0]);
2857                 reg = MCS5000_TK_FW_VERSION;
2858                 i2c_read(addr, reg, 1, val, 1);
2859                 printf("F/W 0x%x\n", val[0]);
2860         }
2861         return 0;
2862 }
2863
2864 static int power_control(int device, int on)
2865 {
2866         switch (device) {
2867         case POWER_TOUCH:
2868                 return power_touch(on);
2869         case POWER_3_TOUCHKEY:
2870                 return power_3_touchkey(on);
2871         case POWER_LCD:
2872                 return power_lcd(on);
2873         case POWER_HAPTIC:
2874                 return power_haptic(on);
2875         case POWER_AUDIO_CODEC:
2876                 return power_audio_codec(on);
2877         case POWER_FM_RADIO:
2878                 return power_fm_radio(on);
2879         case POWER_BT_WIFI:
2880                 return power_bt_wifi(on);
2881         case POWER_HDMI:
2882                 return power_hdmi(on);
2883         default:
2884                 printf("I don't know device %d\n", device);
2885                 break;
2886         }
2887         return 0;
2888 }
2889
2890 static int power_on(int on)
2891 {
2892         power_touch(on);
2893         power_3_touchkey(on);
2894         power_lcd(on);
2895         power_haptic(on);
2896         power_audio_codec(on);
2897         power_fm_radio(on);
2898         power_bt_wifi(on);
2899         power_hdmi(on);
2900
2901         return 0;
2902 }
2903
2904 static int do_power(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2905 {
2906         int device, on;
2907
2908         if (!machine_is_aquila() && !machine_is_kessler())
2909                 goto out;
2910
2911         switch (argc) {
2912         case 2:
2913                 if (strncmp(argv[1], "on", 2) == 0)
2914                         return power_on(1);
2915                 if (strncmp(argv[1], "off", 3) == 0)
2916                         return power_on(0);
2917                 break;
2918         case 3:
2919                 device = simple_strtoul(argv[1], NULL, 10);
2920                 if (device < 0)
2921                         break;
2922
2923                 if (strncmp(argv[2], "on", 2) == 0)
2924                         on = 1;
2925                 else if (strncmp(argv[2], "off", 3) == 0)
2926                         on = 0;
2927                 else
2928                         break;
2929                 return power_control(device, on);
2930         default:
2931                 break;
2932         }
2933 out:
2934         cmd_usage(cmdtp);
2935         power_display_devices();
2936         return 1;
2937 }
2938
2939 U_BOOT_CMD(
2940         power,          CONFIG_SYS_MAXARGS,     1, do_power,
2941         "Device Power Management control",
2942         "device on/off - Turn on/off the device\n"
2943 );
2944
2945 static int do_microusb(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2946 {
2947         switch (argc) {
2948         case 2:
2949                 if (strncmp(argv[1], "cp", 2) == 0) {
2950                         micro_usb_switch(1);
2951                         pmic_ldo_control(0, 0, 2, 1);
2952                         setenv("usb", "cp");
2953                 } else if (strncmp(argv[1], "ap", 2) == 0) {
2954                         micro_usb_switch(0);
2955                         pmic_ldo_control(0, 0, 2, 0);
2956                         setenv("usb", "ap");
2957                 }
2958                 break;
2959         default:
2960                 cmd_usage(cmdtp);
2961                 return 1;
2962         }
2963
2964         saveenv();
2965
2966         printf("USB Path is set to %s\n", getenv("usb"));
2967
2968         return 0;
2969 }
2970
2971 U_BOOT_CMD(
2972         microusb,               CONFIG_SYS_MAXARGS,     1, do_microusb,
2973         "Micro USB Switch",
2974         "cp - switch to CP\n"
2975         "microusb ap - switch to AP\n"
2976 );
2977 #endif