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 enable_battery(void);
 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                 enable_battery();
 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 enable_battery(void)
 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_tickertape()) {
 904                 return;
 905         } else if (machine_is_cypress()) {
 906                 i2c_set_bus_num(I2C_GPIO7);
 907         } else if (machine_is_geminus()) {
 908                 if (hwrevision(1))
 909                         i2c_set_bus_num(I2C_GPIO7);
 910         }
 911
 912         if (i2c_probe(addr)) {
 913                 printf("Can't found max17040 fuel gauge\n");
 914                 return;
 915         }
 916
 917         val[0] = 0x54;
 918         val[1] = 0x00;
 919         i2c_write(addr, 0xfe, 1, val, 2);
 920 }
 921
 922 static void check_battery(void)
 923 {
 924         unsigned char val[2];
 925         unsigned char addr = 0x36;      /* max17040 fuel gauge */
 926
 927         i2c_set_bus_num(I2C_GPIO3);
 928
 929         if (machine_is_aquila()) {
 930                 if (board_is_j1b2())
 931                         return;
 932         } else if (machine_is_kessler())
 933                 i2c_set_bus_num(I2C_GPIO7);
 934         else if (machine_is_cypress()) {
 935                 i2c_set_bus_num(I2C_GPIO7);
 936         } else if (machine_is_geminus()) {
 937                 if (hwrevision(1))
 938                         i2c_set_bus_num(I2C_GPIO7);
 939         } else
 940                 return;
 941
 942         if (i2c_probe(addr)) {
 943                 printf("Can't found max17040 fuel gauge\n");
 944                 return;
 945         }
 946
 947         i2c_read(addr, 0x04, 1, val, 1);
 948
 949         dprintf("battery:\t%d%%\n", val[0]);
 950
 951         battery_soc = val[0];
 952 }
 953
 954 static void check_mhl(void)
 955 {
 956         unsigned char val[2];
 957         unsigned char addr = 0x39;      /* SIL9230 */
 958
 959         /* MHL Power enable */
 960         /* HDMI_EN : GPJ2[2] XMSMDATA_2 output mode */
 961         gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, 1);
 962
 963         /* MHL_RST : MP0_4[7] XM0ADDR_7 output mode */
 964         gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 7, 0);
 965
 966         /* 10ms required after reset */
 967         udelay(10000);
 968
 969         /* output enable */
 970         gpio_set_value(&s5pc110_gpio->gpio_mp0_4, 7, 1);
 971
 972         i2c_set_bus_num(I2C_GPIO5);
 973
 974         /* set usb path */
 975         if (i2c_probe(addr)) {
 976                 printf("Can't found MHL Chip\n");
 977                 return;
 978         }
 979
 980         /*
 981          * System Control #1
 982          * set to Normal operation
 983          */
 984         val[0] = 0x35;
 985         i2c_write((0x72 >> 1), 0x08, 1, val, 1);
 986         i2c_read((0x72 >> 1), 0x08, 1, val, 1);
 987
 988         /*
 989          * MHL TX Control #1
 990          * TERM_MODE [7:6]
 991          * 00 = MHL termination ON
 992          * 11 = MHL termination OFF
 993          */
 994         val[0] = 0xd0;
 995         i2c_write((0x72 >> 1), 0xa0, 1, val, 1);
 996         i2c_read((0x72 >> 1), 0xa0, 1, val, 1);
 997 }
 998
 999 #define CHARGER_ANIMATION_FRAME         6
1000 static int max8998_power_key(void)
1001 {
1002         unsigned char addr, val[2];
1003         i2c_set_bus_num(I2C_PMIC);
1004         addr = 0xCC >> 1;
1005         if (i2c_probe(addr)) {
1006                 printf("Can't found max8998\n");
1007                 return 0;
1008         }
1009
1010         /* Accessing IRQ1 register */
1011         i2c_read(addr, 0x00, 1, val, 1);
1012         if (val[0] & (1 << 6))
1013                 return 1;
1014
1015         return 0;
1016 }
1017
1018 static int max8998_has_ext_power_source(void)
1019 {
1020         unsigned char addr, val[2];
1021         i2c_set_bus_num(I2C_PMIC);
1022         addr = 0xCC >> 1;
1023         if (i2c_probe(addr)) {
1024                 printf("Can't found max8998\n");
1025                 return 0;
1026         }
1027
1028         /* Accessing STATUS2 register */
1029         i2c_read(addr, 0x09, 1, val, 1);
1030         if (val[0] & (1 << 5))
1031                 return 1;
1032
1033         return 0;
1034 }
1035
1036 struct thermister_stat {
1037         short centigrade;
1038         unsigned short adc;
1039 };
1040
1041 static struct thermister_stat adc_to_temperature_data[] = {
1042         { .centigrade = -20,    .adc = 1856, },
1043         { .centigrade = -15,    .adc = 1799, },
1044         { .centigrade = -10,    .adc = 1730, },
1045         { .centigrade = -5,     .adc = 1649, },
1046         { .centigrade = 0,      .adc = 1556, },
1047         { .centigrade = 5,      .adc = 1454, },
1048         { .centigrade = 10,     .adc = 1343, },
1049         { .centigrade = 15,     .adc = 1227, },
1050         { .centigrade = 20,     .adc = 1109, },
1051         { .centigrade = 25,     .adc = 992, },
1052         { .centigrade = 30,     .adc = 880, },
1053         { .centigrade = 35,     .adc = 773, },
1054         { .centigrade = 40,     .adc = 675, },
1055         { .centigrade = 45,     .adc = 586, },
1056         { .centigrade = 50,     .adc = 507, },
1057         { .centigrade = 55,     .adc = 436, },
1058         { .centigrade = 58,     .adc = 399, },
1059         { .centigrade = 63,     .adc = 343, },
1060         { .centigrade = 65,     .adc = 322, },
1061 };
1062
1063 #ifndef USHRT_MAX
1064 #define USHRT_MAX       0xFFFFU
1065 #endif
1066 static int adc_to_temperature_centigrade(unsigned short adc)
1067 {
1068         int i;
1069         int approximation;
1070         /* low_*: Greatest Lower Bound,
1071          *          *          *          * high_*: Smallest Upper Bound */
1072         int low_temp, high_temp;
1073         unsigned short low_adc = 0, high_adc = USHRT_MAX;
1074         for (i = 0; i < ARRAY_SIZE(adc_to_temperature_data); i++) {
1075                 if (adc_to_temperature_data[i].adc <= adc &&
1076                                 adc_to_temperature_data[i].adc >= low_adc) {
1077                         low_temp = adc_to_temperature_data[i].centigrade;
1078                         low_adc = adc_to_temperature_data[i].adc;
1079                 }
1080                 if (adc_to_temperature_data[i].adc >= adc &&
1081                                 adc_to_temperature_data[i].adc <= high_adc) {
1082                         high_temp = adc_to_temperature_data[i].centigrade;
1083                         high_adc = adc_to_temperature_data[i].adc;
1084                 }
1085         }
1086
1087         /* Linear approximation between cloest low and high,
1088          * which is the weighted average of the two. */
1089
1090         /* The following equation is correct only when the two are different */
1091         if (low_adc == high_adc)
1092                 return low_temp;
1093         if (ARRAY_SIZE(adc_to_temperature_data) < 2)
1094                 return 20; /* The room temperature */
1095         if (low_adc == 0)
1096                 return high_temp;
1097         if (high_adc == USHRT_MAX)
1098                 return low_temp;
1099         approximation = low_temp * (adc - low_adc) +
1100                 high_temp * (high_adc - adc);
1101         approximation /= high_adc - low_adc;
1102         return approximation;
1103 }
1104
1105 static unsigned short get_adc_value(int channel)
1106 {
1107         struct s5pc110_adc *adc = (struct s5pc110_adc *) S5PC110_ADC_BASE;
1108         unsigned short ret = 0;
1109         unsigned int reg;
1110         int ldonum = 8;
1111         char buf[64];
1112         unsigned int loop = 0;
1113
1114         if (machine_is_kessler())
1115                 ldonum = 4;
1116         else if (machine_is_geminus())
1117                 ldonum = 4;
1118         else if (machine_is_wmg160())
1119                 ldonum = 4;
1120         else if (machine_is_cypress())
1121                 ldonum = 8;
1122         else if (machine_is_tickertape())
1123                 ldonum = 8;
1124         else if (machine_is_aquila())
1125                 ldonum = 8;
1126         /*
1127         else if (machine_is_p1p2())
1128                 ldonum = 4;
1129         */
1130
1131         sprintf(buf, "pmic ldo %d on", ldonum);
1132         run_command(buf, 0);
1133         writel(channel & 0xF, &adc->adcmux);
1134         writel((1 << 14) | (49 << 6), &adc->adccon);
1135         writel(1000 & 0xffff, &adc->adcdly);
1136         writel(readl(&adc->adccon) | (1 << 16), &adc->adccon); /* 12 bit */
1137         udelay(10);
1138         writel(readl(&adc->adccon) | (1 << 0), &adc->adccon); /* Enable */
1139         udelay(10);
1140         do {
1141                 udelay(1);
1142                 reg = readl(&adc->adccon);
1143         } while (!reg & (1 << 15) && loop++ < 1000);
1144         ret = readl(&adc->adcdat0) & 0xFFF;
1145         sprintf(buf, "pmic ldo %d off", ldonum);
1146         run_command(buf, 0);
1147
1148         return ret;
1149 }
1150
1151 static int adc_get_average_ambient_temperature(void)
1152 {
1153         if (machine_is_kessler()) {
1154                 unsigned short min = USHRT_MAX;
1155                 unsigned short max = 0;
1156                 unsigned int sum = 0;
1157                 unsigned int measured = 0;
1158                 int i;
1159
1160                 for (i = 0; i < 7; i++) {
1161                         unsigned short measurement = get_adc_value(6);
1162                         sum += measurement;
1163                         measured ++;
1164                         if (min > measurement)
1165                                 min = measurement;
1166                         if (max < measurement)
1167                                 max = measurement;
1168                 }
1169                 if (measured >= 3) {
1170                         measured -= 2;
1171                         sum -= min;
1172                         sum -= max;
1173                 }
1174                 sum /= measured;
1175                 printf("Average Ambient Temperature = %d(ADC=%d)\n",
1176                                 adc_to_temperature_centigrade(sum), sum);
1177                 return adc_to_temperature_centigrade(sum);
1178         }
1179         else
1180                 return 20; /* 20 Centigrade */
1181 }
1182
1183 enum temperature_level {
1184         _TEMP_OK,
1185         _TEMP_OK_HIGH,
1186         _TEMP_OK_LOW,
1187         _TEMP_TOO_HIGH,
1188         _TEMP_TOO_LOW,
1189 };
1190
1191 static enum temperature_level temperature_check(void)
1192 {
1193         int temp = adc_get_average_ambient_temperature();
1194         if (temp < -5)
1195                 return _TEMP_TOO_LOW;
1196         if (temp < 0)
1197                 return _TEMP_OK_LOW;
1198         if (temp > 63)
1199                 return _TEMP_TOO_HIGH;
1200         if (temp > 58)
1201                 return _TEMP_OK_HIGH;
1202         return _TEMP_OK;
1203 }
1204
1205 extern void lcd_display_clear(void);
1206 extern int lcd_display_bitmap(ulong bmp_image, int x, int y);
1207
1208 static void charger_en(int enable)
1209 {
1210         /* 0: disable
1211          * 600: 600mA
1212          * 475: 475mA
1213          */
1214         unsigned char addr = 0xCC >> 1; /* max8998 */
1215         unsigned char val[2];
1216
1217         i2c_set_bus_num(I2C_PMIC);
1218         if (i2c_probe(addr)) {
1219                 printf("Can't found max8998 (%s:%d)\n", __func__, __LINE__);
1220                 return;
1221         }
1222
1223         if (!enable) {
1224                 printf("Disable the charger.\n");
1225                 i2c_read(addr, 0x0D, 1, val, 1);
1226                 val[0] &= ~(0x1);
1227                 val[0] |= 0x1;
1228                 i2c_write(addr, 0x0D, 1, val, 1);
1229         } else {
1230                 i2c_read(addr, 0x0C, 1, val, 1);
1231                 val[0] &= ~(0x7 << 0);
1232                 val[0] &= ~(0x7 << 5);
1233                 if (enable == 600) {
1234                         val[0] |= 5; /* 600mA */
1235                         val[0] |= (3 << 5); /* Stop at 150mA (25%) */
1236                 } else { /* Assume 475 mA */
1237                         enable = 475;
1238                         val[0] |= 2; /* 475mA */
1239                         val[0] |= (4 << 5); /* Stop at 142.5mA (30%) */
1240                 }
1241                 i2c_write(addr, 0x0C, 1, val, 1);
1242
1243                 i2c_read(addr, 0x0D, 1, val, 1);
1244                 val[0] &= ~(0x1);
1245                 i2c_write(addr, 0x0D, 1, val, 1);
1246                 printf("Enable the charger @ %dmA\n", enable);
1247         }
1248 }
1249
1250 static void into_charge_mode(void)
1251 {
1252         unsigned int level;
1253         int i, j;
1254         bmp_image_t *bmp;
1255         unsigned long len;
1256         ulong bmp_addr[CHARGER_ANIMATION_FRAME];
1257         unsigned int reg, wakeup_stat;
1258         int charger_speed = 600;
1259
1260         printf("Charge Mode\n");
1261         charger_en(charger_speed);
1262
1263 #ifdef CONFIG_S5PC1XXFB
1264         init_font();
1265
1266         /* TODO: write the image-text for the charger */
1267
1268         level = battery_soc * CHARGER_ANIMATION_FRAME / 100;
1269         if (level >= CHARGER_ANIMATION_FRAME)
1270                 level = CHARGER_ANIMATION_FRAME - 1;
1271
1272         for (i = 0; i < CHARGER_ANIMATION_FRAME; i++)
1273                 bmp_addr[i] = (ulong)battery_charging_animation[i];
1274
1275         lcd_display_clear();
1276         for (i = 0; i < 3; i++) {
1277                 for (j = level; j < CHARGER_ANIMATION_FRAME; j++) {
1278                         int k;
1279
1280                         bmp = gunzip_bmp(bmp_addr[j], &len);
1281                         lcd_display_bitmap((ulong) bmp, 140, 202);
1282                         free(bmp);
1283
1284                         for (k = 0; k < 10; k++)
1285                                 if (max8998_power_key()) {
1286                                         lcd_display_clear();
1287                                         return;
1288                                 } else if (!max8998_has_ext_power_source()) {
1289                                         lcd_display_clear();
1290                                         return;
1291                                 } else
1292                                         udelay(100 * 1000);
1293                 }
1294         }
1295         exit_font();
1296 #endif
1297
1298         do {
1299                 struct s5pc110_rtc *rtc = (struct s5pc110_rtc *) S5PC110_RTC_BASE;
1300                 unsigned int org, org_ip3, org_tcfg0;
1301                 enum temperature_level  previous_state = _TEMP_OK;
1302
1303                 empty_device_info_buffer();
1304                 if (max8998_power_key()) {
1305                         lcd_display_clear();
1306                         return;
1307                 } else if (!max8998_has_ext_power_source()) {
1308                         lcd_display_clear();
1309                         return;
1310                 }
1311
1312                 /* Enable RTC, SYSTIMER, ADC at CLKGATE IP3 */
1313                 org_ip3 = readl(0xE010046C);
1314                 writel(org_ip3 | (1 << 15) | (1 << 16) | (1 << 24), 0xE010046C);
1315
1316                 reg = org = readl(&rtc->rtccon);
1317                 reg |= (1 << 0);
1318                 writel(reg, &rtc->rtccon);
1319
1320                 reg = readl(&rtc->rtccon);
1321                 writel(reg | (1 << 3), &rtc->rtccon);
1322                 udelay(10);
1323                 writel(reg & ~(1 << 3), &rtc->rtccon);
1324                 udelay(10);
1325
1326                 reg = readl(&rtc->rtccon);
1327                 reg &= ~( (1 << 8) | (0xF << 4));
1328                 reg |= (1 << 8) | (0xD << 4); /* D: 4 Hz, 9: 64 Hz */
1329                 writel(reg, &rtc->rtccon);
1330
1331                 reg = 15 * 4 - 1; /* 15 sec */
1332                 writel(reg, &rtc->ticcnt);
1333
1334                 /* TODO: turn LCD/FB off for sure */
1335                 lcd_power_on(0);
1336
1337                 /* EVT0: sleep 1, EVT1: sleep */
1338                 if (cpu_is_s5pc110()) {
1339                         char *name = "dummy";
1340                         char *usage = "N/A";
1341                         char *help = NULL;
1342                         cmd_tbl_t ctt;
1343                         ctt.name = name;
1344                         ctt.usage = usage;
1345                         ctt.help = help;
1346
1347                         if (s5pc1xx_get_cpu_rev() == 0) {
1348                                 char *argv[] = {"1", "1"};
1349                                 wakeup_stat = do_sleep(&ctt, 0, 2, argv);
1350                         } else {
1351                                 char *argv[] = {"0", "0"};
1352                                 wakeup_stat = do_sleep(&ctt, 0, 1, argv);
1353                         }
1354                 } else {
1355                         printf("\n\n\nERROR: this is not S5PC110.\n\n\n");
1356                         return;
1357                 }
1358                 lcd_power_on(0);
1359
1360                 /* Check TEMP HIGH/LOW */
1361                 switch (temperature_check()) {
1362                 case _TEMP_OK:
1363                         charger_en(charger_speed);
1364                         previous_state = _TEMP_OK;
1365                         break;
1366                 case _TEMP_TOO_LOW:
1367                         charger_en(0);
1368                         previous_state = _TEMP_TOO_LOW;
1369                         break;
1370                 case _TEMP_TOO_HIGH:
1371                         charger_en(0);
1372                         previous_state = _TEMP_TOO_HIGH;
1373                         break;
1374                 case _TEMP_OK_LOW:
1375                         if (previous_state == _TEMP_TOO_LOW)
1376                                 charger_en(0);
1377                         else
1378                         {
1379                                 charger_en(charger_speed);
1380                                 previous_state = _TEMP_OK;
1381                         }
1382                         break;
1383                 case _TEMP_OK_HIGH:
1384                         if (previous_state == _TEMP_TOO_HIGH)
1385                                 charger_en(0);
1386                         else
1387                         {
1388                                 charger_en(charger_speed);
1389                                 previous_state = _TEMP_OK;
1390                         }
1391                         break;
1392                 }
1393
1394                 writel(org, &rtc->rtccon);
1395                 writel(org_tcfg0, 0xE2600000);
1396                 writel(org_ip3, 0xE010046C);
1397
1398         } while (wakeup_stat == 0x04); /* RTC TICK */
1399
1400         /* TODO: Reenable logo display */
1401         lcd_power_on(1);
1402         reset_lcd();
1403
1404         run_command("cls", 0);
1405 }
1406
1407 static void check_micro_usb(int intr)
1408 {
1409         unsigned char addr;
1410         unsigned char val[2];
1411         static int started_charging_once = 0;
1412         char *path;
1413
1414         if (cpu_is_s5pc100())
1415                 return;
1416
1417         if (board_is_limo_real()) {
1418                 if (hwrevision(0) || hwrevision(1))
1419                         return;
1420         }
1421
1422         i2c_set_bus_num(I2C_PMIC);
1423
1424         if (machine_is_kessler())
1425                 i2c_set_bus_num(I2C_GPIO6);
1426         else if (machine_is_cypress()) {
1427                 i2c_set_bus_num(I2C_GPIO6);
1428         } else if (machine_is_geminus()) {
1429                 if (hwrevision(1))
1430                         i2c_set_bus_num(I2C_GPIO6);
1431         } else if (machine_is_wmg160())
1432                 i2c_set_bus_num(I2C_GPIO6);
1433
1434         addr = 0x25;            /* fsa9480 */
1435         if (i2c_probe(addr)) {
1436                 printf("Can't found fsa9480\n");
1437                 return;
1438         }
1439
1440         /* Clear Interrupt */
1441         if (intr) {
1442                 i2c_read(addr, 0x03, 1, val, 2);
1443                 udelay(500 * 1000);
1444         }
1445
1446         /* Read Device Type 1 */
1447         i2c_read(addr, 0x0a, 1, val, 1);
1448
1449 #define FSA_DEV1_CHARGER        (1 << 6)
1450 #define FSA_DEV1_UART           (1 << 3)
1451 #define FSA_DEV1_USB            (1 << 2)
1452 #define FSA_DEV2_JIG_USB_OFF    (1 << 1)
1453 #define FSA_DEV2_JIG_USB_ON     (1 << 0)
1454
1455         /*
1456          * If USB, use default 475mA
1457          * If Charger, use 600mA and go to charge mode
1458          */
1459         if ((val[0] & FSA_DEV1_CHARGER) && !started_charging_once) {
1460                 started_charging_once = 1;
1461
1462                 /* If it's full, do not charge. */
1463                 if (battery_soc < 100)
1464                         into_charge_mode();
1465                 else
1466                         charger_en(0);
1467         }
1468         else if (val[0] & FSA_DEV1_USB) {
1469                 if (battery_soc < 100)
1470                         charger_en(475);
1471                 else
1472                         charger_en(0);
1473         }
1474
1475         /* If Factory Mode is Boot ON-USB, go to download mode */
1476         i2c_read(addr, 0x07, 1, val, 1);
1477
1478 #define FSA_ADC_FAC_USB_OFF     0x18
1479 #define FSA_ADC_FAC_USB_ON      0x19
1480 #define FSA_ADC_FAC_UART        0x1d
1481
1482         if (val[0] == FSA_ADC_FAC_USB_ON || val[0] == FSA_ADC_FAC_USB_OFF)
1483                 setenv("bootcmd", "usbdown");
1484
1485         path = getenv("usb");
1486
1487         if (!strncmp(path, "cp", 2))
1488                 run_command("microusb cp", 0);
1489 }
1490
1491 static void micro_usb_switch(int path)
1492 {
1493         unsigned char addr;
1494         unsigned char val[2];
1495
1496         i2c_set_bus_num(I2C_PMIC);
1497
1498         if (machine_is_kessler())
1499                 i2c_set_bus_num(I2C_GPIO6);
1500         else if (machine_is_cypress()) {
1501                 i2c_set_bus_num(I2C_GPIO6);
1502         } else if (machine_is_geminus()) {
1503                 if (hwrevision(1))
1504                         i2c_set_bus_num(I2C_GPIO6);
1505         } else if (machine_is_wmg160()) {
1506                 i2c_set_bus_num(I2C_GPIO6);
1507                 return;
1508         }
1509
1510         addr = 0x25;            /* fsa9480 */
1511         if (i2c_probe(addr)) {
1512                 printf("Can't found fsa9480\n");
1513                 return;
1514         }
1515
1516         if (path)
1517                 val[0] = 0x90;  /* VAUDIO */
1518         else
1519                 val[0] = (1 << 5) | (1 << 2);   /* DHOST */
1520
1521         i2c_write(addr, 0x13, 1, val, 1);       /* MANSW1 */
1522
1523         i2c_read(addr, 0x2, 1, val, 1);
1524         val[0] &= ~(1 << 2);                    /* Manual switching */
1525         i2c_write(addr, 0x2, 1, val, 1);
1526 }
1527
1528 #define MAX8998_REG_ONOFF1      0x11
1529 #define MAX8998_REG_ONOFF2      0x12
1530 #define MAX8998_REG_ONOFF3      0x13
1531 #define MAX8998_REG_LDO7        0x21
1532 #define MAX8998_REG_LDO17       0x29
1533 /* ONOFF1 */
1534 #define MAX8998_LDO3            (1 << 2)
1535 /* ONOFF2 */
1536 #define MAX8998_LDO6            (1 << 7)
1537 #define MAX8998_LDO7            (1 << 6)
1538 #define MAX8998_LDO8            (1 << 5)
1539 #define MAX8998_LDO9            (1 << 4)
1540 #define MAX8998_LDO10           (1 << 3)
1541 #define MAX8998_LDO11           (1 << 2)
1542 #define MAX8998_LDO12           (1 << 1)
1543 #define MAX8998_LDO13           (1 << 0)
1544 /* ONOFF3 */
1545 #define MAX8998_LDO14           (1 << 7)
1546 #define MAX8998_LDO15           (1 << 6)
1547 #define MAX8998_LDO16           (1 << 5)
1548 #define MAX8998_LDO17           (1 << 4)
1549
1550
1551 static void init_pmic(void)
1552 {
1553         unsigned char addr;
1554         unsigned char val[2];
1555
1556         if (cpu_is_s5pc100())
1557                 return;
1558
1559         i2c_set_bus_num(I2C_PMIC);
1560
1561         addr = 0xCC >> 1;       /* max8998 */
1562         if (i2c_probe(addr)) {
1563                 if (i2c_probe(addr)) {
1564                         printf("Can't found max8998\n");
1565                         return;
1566                 }
1567         }
1568
1569         /* ONOFF1 */
1570         i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1571         val[0] &= ~MAX8998_LDO3;
1572         i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1573
1574         /* ONOFF2 */
1575         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1576         /*
1577          * Disable LDO10(VPLL_1.1V), LDO11(CAM_IO_2.8V),
1578          * LDO12(CAM_ISP_1.2V), LDO13(CAM_A_2.8V)
1579          */
1580         val[0] &= ~(MAX8998_LDO10 | MAX8998_LDO11 |
1581                         MAX8998_LDO12 | MAX8998_LDO13);
1582
1583         if (machine_is_kessler())
1584                 val[0] |= MAX8998_LDO7;         /* LDO7: VLCD_1.8V */
1585
1586         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1587         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1588         /* ONOFF3 */
1589         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1590         /*
1591          * Disable LDO14(CAM_CIF_1.8), LDO15(CAM_AF_3.3V),
1592          * LDO16(VMIPI_1.8V), LDO17(CAM_8M_1.8V)
1593          */
1594         val[0] &= ~(MAX8998_LDO14 | MAX8998_LDO15 |
1595                         MAX8998_LDO16 | MAX8998_LDO17);
1596
1597         if (machine_is_kessler())
1598                 val[0] |= MAX8998_LDO17;        /* LDO17: VCC_3.0V_LCD */
1599
1600         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1601         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1602 }
1603
1604 static void setup_power_down_mode_registers(void)
1605 {
1606         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
1607         struct s5pc1xx_gpio_bank *bank;
1608         struct gpio_powermode *p;
1609         int n_p;
1610         struct gpio_external *ge;
1611         int n_ge;
1612         struct s5pc1xx_gpio_item *mr;
1613         int n_mr;
1614         int i;
1615
1616         if (cpu_is_s5pc100())
1617                 return;
1618
1619         /* Only Limo real and kessler supports worked for sleep currnet */
1620         if (machine_is_aquila()) {
1621                 if (board_is_limo_real())
1622                         /* Support */;
1623                 else
1624                         return;
1625         } else if (machine_is_kessler()) {
1626                 /* Support */;
1627         } else if (machine_is_geminus()) {
1628                 /* Support */;
1629         } else
1630                 return;
1631
1632         if (machine_is_aquila()) {
1633                 /* Aquila rev 0.8 or lower */
1634                 p = aquila_powerdown_modes;
1635                 ge = aquila_external_powerdown_modes;
1636                 mr = aquila_mirror_powerdown_mode;
1637                 n_p = ARRAY_SIZE(aquila_powerdown_modes);
1638                 n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1639                 n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1640         } else if (machine_is_kessler()) {
1641                 /* Aquila rev 0.9 */
1642                 p = kessler_powerdown_modes;
1643                 ge = kessler_external_powerdown_modes;
1644                 mr = kessler_mirror_powerdown_mode;
1645                 n_p = ARRAY_SIZE(kessler_powerdown_modes);
1646                 n_ge = ARRAY_SIZE(kessler_external_powerdown_modes);
1647                 n_mr = ARRAY_SIZE(kessler_mirror_powerdown_mode);
1648         } else if (machine_is_geminus()) {
1649                 if (hwrevision(1)) {
1650                         /* Same as Aquila rev 0.9 */
1651 #if 0
1652                         p = kessler_powerdown_modes;
1653                         ge = kessler_external_powerdown_modes;
1654                         mr = kessler_mirror_powerdown_mode;
1655                         n_p = ARRAY_SIZE(kessler_powerdown_modes);
1656                         n_ge = ARRAY_SIZE(kessler_external_powerdown_modes);
1657                         n_mr = ARRAY_SIZE(kessler_mirror_powerdown_mode);
1658 #else
1659                         p = aquila_powerdown_modes;
1660                         ge = aquila_external_powerdown_modes;
1661                         mr = aquila_mirror_powerdown_mode;
1662                         n_p = ARRAY_SIZE(aquila_powerdown_modes);
1663                         n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1664                         n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1665 #endif
1666                 } else if (hwrevision(0)) {
1667                         /* Same as Aquila rev 0.8 or lower */
1668                         p = aquila_powerdown_modes;
1669                         ge = aquila_external_powerdown_modes;
1670                         mr = aquila_mirror_powerdown_mode;
1671                         n_p = ARRAY_SIZE(aquila_powerdown_modes);
1672                         n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1673                         n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1674                 } else {
1675                         return; /* Not supported */
1676                 }
1677         }
1678
1679         bank = &gpio->gpio_a0;
1680
1681         for (i = 0; i < n_p; i++, p++, bank++) {
1682                 writel(p->conpdn, &bank->pdn_con);
1683                 writel(p->pudpdn, &bank->pdn_pull);
1684         }
1685         /* M299 */
1686         writel(0xff0022b0, (unsigned int *)0xF0000000);
1687         writel(0xff0022b0, (unsigned int *)0xF1400000);
1688
1689         bank = &gpio->gpio_h0;
1690
1691         for (i = 0; i < n_ge; i++) {
1692                 writel(ge->con, &bank->con);
1693                 writel(ge->dat, &bank->dat);
1694                 writel(ge->pud, &bank->pull);
1695
1696                 bank++;
1697                 ge++;
1698         }
1699
1700         for (i = 0; i < n_mr; i++) {
1701                 unsigned int reg = readl(&mr->bank->pdn_con);
1702                 reg &= ~(1 << mr->number);
1703                 if (readl(&mr->bank->dat) & (1 << mr->number))
1704                         reg |= 1 << mr->number;
1705                 writel(reg, &mr->bank->pdn_con);
1706                 mr++;
1707         }
1708 }
1709
1710 #ifdef CONFIG_LCD
1711 #include "../../../drivers/video/s5p-spi.h"
1712
1713 extern void s6e63m0_set_platform_data(struct spi_platform_data *pd);
1714 extern void s6d16a0x_set_platform_data(struct spi_platform_data *pd);
1715
1716 struct spi_platform_data spi_pd;
1717
1718 struct s5pc110_gpio *gpio_base = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1719
1720 void lcd_cfg_gpio(void)
1721 {
1722         unsigned int i, f3_end = 4;
1723
1724         for (i = 0; i < 8; i++) {
1725                 /* set GPF0,1,2[0:7] for RGB Interface and Data lines (32bit) */
1726                 gpio_cfg_pin(&gpio_base->gpio_f0, i, GPIO_FUNC(2));
1727                 gpio_cfg_pin(&gpio_base->gpio_f1, i, GPIO_FUNC(2));
1728                 gpio_cfg_pin(&gpio_base->gpio_f2, i, GPIO_FUNC(2));
1729                 /* pull-up/down disable */
1730                 gpio_set_pull(&gpio_base->gpio_f0, i, GPIO_PULL_NONE);
1731                 gpio_set_pull(&gpio_base->gpio_f1, i, GPIO_PULL_NONE);
1732                 gpio_set_pull(&gpio_base->gpio_f2, i, GPIO_PULL_NONE);
1733
1734                 /* drive strength to max (24bit) */
1735                 gpio_set_drv(&gpio_base->gpio_f0, i, GPIO_DRV_4X);
1736                 gpio_set_rate(&gpio_base->gpio_f0, i, GPIO_DRV_SLOW);
1737                 gpio_set_drv(&gpio_base->gpio_f1, i, GPIO_DRV_4X);
1738                 gpio_set_rate(&gpio_base->gpio_f1, i, GPIO_DRV_SLOW);
1739                 gpio_set_drv(&gpio_base->gpio_f2, i, GPIO_DRV_4X);
1740                 gpio_set_rate(&gpio_base->gpio_f2, i, GPIO_DRV_SLOW);
1741         }
1742
1743         /* set DISPLAY_DE_B pin for dual rgb mode. */
1744         if (board_is_media())
1745                 f3_end = 5;
1746
1747         for (i = 0; i < f3_end; i++) {
1748                 /* set GPF3[0:3] for RGB Interface and Data lines (32bit) */
1749                 gpio_cfg_pin(&gpio_base->gpio_f3, i, GPIO_PULL_UP);
1750                 /* pull-up/down disable */
1751                 gpio_set_pull(&gpio_base->gpio_f3, i, GPIO_PULL_NONE);
1752                 /* drive strength to max (24bit) */
1753                 gpio_set_drv(&gpio_base->gpio_f3, i, GPIO_DRV_4X);
1754                 gpio_set_rate(&gpio_base->gpio_f3, i, GPIO_DRV_SLOW);
1755         }
1756         /* display output path selection (only [1:0] valid) */
1757         writel(0x2, 0xE0107008);
1758
1759         /* gpio pad configuration for LCD reset. */
1760         gpio_cfg_pin(&gpio_base->gpio_mp0_5, 5, GPIO_OUTPUT);
1761
1762         /* gpio pad configuration for LCD ON. */
1763         gpio_cfg_pin(&gpio_base->gpio_j1, 3, GPIO_OUTPUT);
1764
1765         /* LCD_BACKLIGHT_EN */
1766         if (machine_is_geminus())
1767                 gpio_cfg_pin(&gpio_base->gpio_mp0_5, 0, GPIO_OUTPUT);
1768         if (board_is_neptune()) {
1769                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 4, GPIO_OUTPUT);
1770                 gpio_direction_output(&gpio_base->gpio_mp0_4, 4, 0);
1771         }
1772
1773         /*
1774          * gpio pad configuration for
1775          * DISPLAY_CS, DISPLAY_CLK, DISPLAY_SO, DISPLAY_SI.
1776          */
1777         gpio_cfg_pin(&gpio_base->gpio_mp0_1, 1, GPIO_OUTPUT);
1778         gpio_cfg_pin(&gpio_base->gpio_mp0_4, 1, GPIO_OUTPUT);
1779         gpio_cfg_pin(&gpio_base->gpio_mp0_4, 2, GPIO_INPUT);
1780         gpio_cfg_pin(&gpio_base->gpio_mp0_4, 3, GPIO_OUTPUT);
1781
1782         if (machine_is_aquila() || machine_is_kessler()) {
1783                 spi_pd.cs_bank = &gpio_base->gpio_mp0_1;
1784                 spi_pd.cs_num = 1;
1785                 spi_pd.clk_bank = &gpio_base->gpio_mp0_4;
1786                 spi_pd.clk_num = 1;
1787                 spi_pd.si_bank = &gpio_base->gpio_mp0_4;
1788                 spi_pd.si_num = 3;
1789                 spi_pd.so_bank = &gpio_base->gpio_mp0_4;
1790                 spi_pd.so_num = 2;
1791
1792                 if (board_is_neptune())
1793                         s6d16a0x_set_platform_data(&spi_pd);
1794                 else {
1795                         s6e63m0_set_platform_data(&spi_pd);
1796                         if (board_is_media())
1797                                 spi_pd.set_rev = 1;
1798                 }
1799         }
1800
1801         if (machine_is_cypress()) {
1802 #if 0           /* universal cypress */
1803                 /* FLCD_CS */
1804                 gpio_cfg_pin(&gpio_base->gpio_mp0_1, 0, GPIO_OUTPUT);
1805 #endif
1806                 /* FLCD_CS_S */
1807                 gpio_cfg_pin(&gpio_base->gpio_mp0_5, 1, GPIO_OUTPUT);
1808                 /* FLCD_CLK */
1809                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 0, GPIO_OUTPUT);
1810                 /* FLCD_SDI */
1811                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 2, GPIO_OUTPUT);
1812                 /* FLCD_RST_S */
1813                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 5, GPIO_OUTPUT);
1814                 /* FLCD_ON_S */
1815                 gpio_cfg_pin(&gpio_base->gpio_g2, 2, GPIO_OUTPUT);
1816 #if 0           /* universal cypress */
1817                 pd_cs.bank = &gpio_base->gpio_mp0_1;
1818                 pd_cs.num = 0;
1819 #endif
1820                 spi_pd.cs_bank = &gpio_base->gpio_mp0_5;
1821                 spi_pd.cs_num = 1;
1822                 spi_pd.clk_bank = &gpio_base->gpio_mp0_4;
1823                 spi_pd.clk_num = 0;
1824                 spi_pd.si_bank = &gpio_base->gpio_mp0_4;
1825                 spi_pd.si_num = 2;
1826
1827                 spi_pd.set_rev = 1;
1828
1829                 /* these data would be sent to s6e63m0 lcd panel driver. */
1830                 s6e63m0_set_platform_data(&spi_pd);
1831         }
1832
1833         return;
1834 }
1835
1836 #define SWRST_REG               0x00
1837 #define LEDCON_REG              0x01
1838 #define LED_CUR_SET_REG         0x03
1839 #define LED_CUR_TR_REG          0x08
1840
1841 #define SWRST                   0x01
1842 #define NORMAL_MODE             0x01
1843 #define CUR_SET                 0x63
1844 #define TR_SET                  0x00
1845
1846 void backlight_on(unsigned int onoff)
1847 {
1848
1849         unsigned char addr;
1850         unsigned char val[2];
1851         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1852
1853         if (onoff) {
1854                 if (machine_is_geminus())
1855                         gpio_set_value(&gpio->gpio_mp0_5, 0, 1);
1856         } else {
1857                 if (machine_is_geminus())
1858                         gpio_set_value(&gpio->gpio_mp0_5, 0, 0);
1859         }
1860
1861         if (board_is_neptune) {
1862                 gpio_set_value(&gpio->gpio_mp0_4, 4, 1);
1863                 udelay(6);
1864
1865                 i2c_set_bus_num(I2C_GPIO5);
1866
1867                 addr = 0x76;
1868                 if (i2c_probe(addr)) {
1869                         if (i2c_probe(addr)) {
1870                                 printf("Can't found s6d16a0x backlight i2c\n");
1871                                 return;
1872                         }
1873                 }
1874                 val[0] = SWRST;
1875                 i2c_write(addr, SWRST_REG, 1, val, 1);
1876                 /* NORMAL MODE */
1877                 val[0] = CUR_SET;
1878                 i2c_write(addr, LED_CUR_SET_REG, 1, val, 1);
1879                 val[0] = TR_SET;
1880                 i2c_write(addr, LED_CUR_TR_REG, 1, val, 1);
1881                 val[0] = NORMAL_MODE;
1882                 i2c_write(addr, LEDCON_REG, 1, val, 1);
1883                 udelay(5000);
1884         }
1885 }
1886
1887 void reset_lcd(void)
1888 {
1889         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1890
1891         if (machine_is_aquila() || machine_is_kessler() || machine_is_geminus())
1892                 gpio_set_value(&gpio->gpio_mp0_5, 5, 1);
1893         if (machine_is_cypress())
1894                 gpio_set_value(&gpio->gpio_mp0_4, 5, 1);
1895 }
1896
1897 void lcd_power_on(unsigned int onoff)
1898 {
1899         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1900         if (onoff) {
1901                 /* TSP_LDO_ON */
1902                 if (machine_is_aquila() || machine_is_geminus())
1903                         gpio_set_value(&gpio->gpio_j1, 3, 1);
1904
1905                 if (machine_is_cypress())
1906                         gpio_set_value(&gpio->gpio_g2, 2, 1);
1907
1908                 if (machine_is_kessler()) {
1909                         unsigned char addr;
1910                         unsigned char val[2];
1911                         unsigned char val2[2];
1912
1913                         gpio_set_value(&gpio->gpio_j1, 3, 1);
1914
1915                         i2c_set_bus_num(I2C_PMIC);
1916                         addr = 0xCC >> 1;       /* max8998 */
1917                         if (i2c_probe(addr)) {
1918                                 printf("Can't found max8998\n");
1919                                 return;
1920                         }
1921                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1922                         val[0] &= ~(MAX8998_LDO17);
1923                         val[0] |= MAX8998_LDO17;        /* LDO17: VCC_3.0V_LCD */
1924                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1925
1926                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1927                         val[0] |= MAX8998_LDO17;
1928                         val2[0] = 0xE;
1929                         i2c_write(addr, MAX8998_REG_LDO17, 1, val2, 1);
1930                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1931
1932                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1933                         val[0] |= MAX8998_LDO7;
1934                         val2[0] = 0x2;
1935                         i2c_write(addr, MAX8998_REG_LDO7, 1, val2, 1);
1936                         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1937                 }
1938         } else {
1939                 if (machine_is_aquila() || machine_is_geminus())
1940                         gpio_set_value(&gpio->gpio_j1, 3, 0);
1941
1942                 if (machine_is_cypress())
1943                         gpio_set_value(&gpio->gpio_g2, 2, 0);
1944
1945                 if (machine_is_kessler()) {
1946                         unsigned char addr;
1947                         unsigned char val[2];
1948
1949                         i2c_set_bus_num(I2C_PMIC);
1950                         addr = 0xCC >> 1;       /* max8998 */
1951                         if (i2c_probe(addr)) {
1952                                 printf("Can't found max8998\n");
1953                                 return;
1954                         }
1955
1956                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1957                         val[0] &= ~(1 << 7);
1958                         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1959                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1960
1961                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1962                         val[0] &= ~MAX8998_LDO17;
1963                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1964                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1965                 }
1966         }
1967 }
1968
1969 extern void s6e63m0_cfg_ldo(void);
1970 extern void s6e63m0_enable_ldo(unsigned int onoff);
1971 extern void s6d16a0x_cfg_ldo(void);
1972 extern void s6d16a0x_enable_ldo(unsigned int onoff);
1973
1974 int s5p_no_lcd_support(void)
1975 {
1976         if (machine_is_wmg160())
1977                 return 1;
1978         return 0;
1979 }
1980
1981 void init_panel_info(vidinfo_t *vid)
1982 {
1983         vid->cfg_gpio = NULL;
1984         vid->reset_lcd = NULL;
1985         vid->backlight_on = NULL;
1986         vid->lcd_power_on = NULL;
1987
1988         vid->cfg_ldo = NULL;
1989         vid->enable_ldo = NULL;
1990
1991         vid->init_delay = 0;
1992         vid->reset_delay = 0;
1993         vid->power_on_delay = 0;
1994
1995         vid->vl_freq    = 60;
1996         vid->vl_col     = 480;
1997         vid->vl_row     = 800;
1998         vid->vl_width   = 480;
1999         vid->vl_height  = 800;
2000
2001         vid->dual_lcd_enabled = 0;
2002
2003         if (board_is_media()) {
2004                 vid->vl_col     = 960;
2005                 vid->vl_row     = 800;
2006                 vid->vl_width   = 960;
2007                 vid->vl_height  = 800;
2008
2009                 /* enable dual lcd mode. */
2010                 vid->dual_lcd_enabled = 1;
2011         }
2012
2013         vid->vl_clkp    = CONFIG_SYS_HIGH;
2014         vid->vl_hsp     = CONFIG_SYS_LOW;
2015         vid->vl_vsp     = CONFIG_SYS_LOW;
2016         vid->vl_dp      = CONFIG_SYS_HIGH;
2017         vid->vl_bpix    = 32;
2018
2019         /* S6E63M0 LCD Panel */
2020         vid->vl_hspw    = 2;
2021         vid->vl_hbpd    = 16;
2022         vid->vl_hfpd    = 16;
2023
2024         vid->vl_vspw    = 2;
2025         vid->vl_vbpd    = 3;
2026         vid->vl_vfpd    = 28;
2027
2028         if (machine_is_aquila() || machine_is_kessler() || machine_is_cypress()) {
2029                 vid->cfg_gpio = lcd_cfg_gpio;
2030                 vid->reset_lcd = reset_lcd;
2031                 vid->backlight_on = backlight_on;
2032                 vid->lcd_power_on = lcd_power_on;
2033                 vid->cfg_ldo = s6e63m0_cfg_ldo;
2034                 vid->enable_ldo = s6e63m0_enable_ldo;
2035
2036                 vid->init_delay = 25000;
2037                 vid->reset_delay = 120000;
2038         }
2039
2040         if (board_is_neptune()) {
2041                 vid->vl_freq    = 100;
2042                 vid->vl_col     = 320;
2043                 vid->vl_row     = 480;
2044                 vid->vl_width   = 320;
2045                 vid->vl_height  = 480;
2046
2047                 vid->vl_clkp    = CONFIG_SYS_HIGH;
2048                 vid->vl_hsp     = CONFIG_SYS_HIGH;
2049                 vid->vl_vsp     = CONFIG_SYS_HIGH;
2050                 vid->vl_dp      = CONFIG_SYS_LOW;
2051                 vid->vl_bpix    = 32;
2052
2053                 /* disable dual lcd mode. */
2054                 vid->dual_lcd_enabled = 0;
2055
2056                 /* S6D16A0X LCD Panel */
2057                 vid->vl_hspw    = 16;
2058                 vid->vl_hbpd    = 24;
2059                 vid->vl_hfpd    = 16;
2060
2061                 vid->vl_vspw    = 2;
2062                 vid->vl_vbpd    = 2;
2063                 vid->vl_vfpd    = 4;
2064
2065                 vid->cfg_gpio = lcd_cfg_gpio;
2066                 vid->backlight_on = backlight_on;
2067                 vid->lcd_power_on = lcd_power_on;
2068                 vid->reset_lcd = reset_lcd;
2069                 vid->cfg_ldo = s6d16a0x_cfg_ldo;
2070                 vid->enable_ldo = s6d16a0x_enable_ldo;
2071
2072                 vid->init_delay = 10000;
2073                 vid->power_on_delay = 10000;
2074                 vid->reset_delay = 1000;
2075
2076         }
2077
2078         if (machine_is_geminus()) {
2079                 vid->vl_freq    = 60;
2080                 vid->vl_col     = 1024,
2081                 vid->vl_row     = 600,
2082                 vid->vl_width   = 1024,
2083                 vid->vl_height  = 600,
2084                 vid->vl_clkp    = CONFIG_SYS_LOW,
2085                 vid->vl_hsp     = CONFIG_SYS_HIGH,
2086                 vid->vl_vsp     = CONFIG_SYS_HIGH,
2087                 vid->vl_dp      = CONFIG_SYS_LOW,
2088                 vid->vl_bpix    = 32,
2089
2090                 vid->vl_hspw    = 32,
2091                 vid->vl_hfpd    = 48,
2092                 vid->vl_hbpd    = 80,
2093
2094                 vid->vl_vspw    = 1,
2095                 vid->vl_vfpd    = 3,
2096                 vid->vl_vbpd    = 4,
2097
2098                 vid->cfg_gpio = lcd_cfg_gpio;
2099                 vid->reset_lcd = reset_lcd;
2100                 vid->backlight_on = backlight_on;
2101                 vid->lcd_power_on = lcd_power_on;
2102         }
2103 #if 0
2104         vid->vl_freq    = 60;
2105         vid->vl_col     = 480,
2106         vid->vl_row     = 800,
2107         vid->vl_width   = 480,
2108         vid->vl_height  = 800,
2109         vid->vl_clkp    = CONFIG_SYS_HIGH,
2110         vid->vl_hsp     = CONFIG_SYS_LOW,
2111         vid->vl_vsp     = CONFIG_SYS_LOW,
2112         vid->vl_dp      = CONFIG_SYS_HIGH,
2113         vid->vl_bpix    = 32,
2114
2115         /* tl2796 panel. */
2116         vid->vl_hpw     = 4,
2117         vid->vl_blw     = 8,
2118         vid->vl_elw     = 8,
2119
2120         vid->vl_vpw     = 4,
2121         vid->vl_bfw     = 8,
2122         vid->vl_efw     = 8,
2123 #endif
2124 #if 0
2125         vid->vl_freq    = 60;
2126         vid->vl_col     = 1024,
2127         vid->vl_row     = 600,
2128         vid->vl_width   = 1024,
2129         vid->vl_height  = 600,
2130         vid->vl_clkp    = CONFIG_SYS_HIGH,
2131         vid->vl_hsp     = CONFIG_SYS_HIGH,
2132         vid->vl_vsp     = CONFIG_SYS_HIGH,
2133         vid->vl_dp      = CONFIG_SYS_LOW,
2134         vid->vl_bpix    = 32,
2135
2136         /* AMS701KA AMOLED Panel. */
2137         vid->vl_hpw     = 30,
2138         vid->vl_blw     = 114,
2139         vid->vl_elw     = 48,
2140
2141         vid->vl_vpw     = 2,
2142         vid->vl_bfw     = 6,
2143         vid->vl_efw     = 8,
2144 #endif
2145 }
2146 #endif
2147
2148 static void setup_meminfo(void)
2149 {
2150         char meminfo[64] = {0, };
2151         int count = 0, size, real;
2152
2153         size = gd->bd->bi_dram[0].size >> 20;
2154         count += sprintf(meminfo + count, "mem=%dM", size);
2155
2156         /* Each Chip Select can't exceed the 256MiB */
2157         size = gd->bd->bi_dram[1].size >> 20;
2158         real = min(size, 256);
2159         count += sprintf(meminfo + count, " mem=%dM@0x%x",
2160                 real, (unsigned int)gd->bd->bi_dram[1].start);
2161
2162         size -= real;
2163         if (size > 0) {
2164                 count += sprintf(meminfo + count, " mem=%dM@0x%x", size,
2165                         (unsigned int)gd->bd->bi_dram[1].start + (real << 20));
2166         }
2167
2168         setenv("meminfo", meminfo);
2169 }
2170
2171 int misc_init_r(void)
2172 {
2173 #ifdef CONFIG_LCD
2174         /* It should be located at first */
2175         lcd_is_enabled = 0;
2176
2177         if (machine_is_aquila() || machine_is_kessler()) {
2178                 if (board_is_neptune())
2179                         setenv("lcdinfo", "lcd=s6d16a0x");
2180                 else if (board_is_media())
2181                         setenv("lcdinfo", "lcd=s6e63m0");
2182                 else
2183                         setenv("lcdinfo", "lcd=s6e63m0");
2184         }
2185         if (machine_is_geminus())
2186                 setenv("lcdinfo", "lcd=lms480jc01");
2187         if (machine_is_cypress())
2188                 setenv("lcdinfo", "lcd=s6e63m0");
2189 #endif
2190         setup_meminfo();
2191
2192         show_hw_revision();
2193
2194         /* Set proper PMIC pins */
2195         pmic_pin_init();
2196
2197         /* Check auto burning */
2198         check_auto_burn();
2199
2200         /* To power up I2C2 */
2201         enable_ldos();
2202
2203         /* Enable T-Flash at Limo Real or Limo Universal */
2204         enable_t_flash();
2205
2206         /* Setup Limo Real board GPIOs */
2207         setup_limo_real_gpios();
2208
2209         /* Setup Media board GPIOs */
2210         setup_media_gpios();
2211
2212         /* To usbdown automatically */
2213         check_keypad();
2214
2215         /* check max8998 */
2216         init_pmic();
2217
2218 #ifdef CONFIG_S5PC1XXFB
2219         display_device_info();
2220 #endif
2221
2222         setup_power_down_mode_registers();
2223
2224         /* check max17040 */
2225         check_battery();
2226
2227         /* check fsa9480 */
2228         check_micro_usb(0);
2229
2230         return 0;
2231 }
2232 #endif
2233
2234 int board_init(void)
2235 {
2236         /* Set Initial global variables */
2237         s5pc110_gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
2238
2239         gd->bd->bi_arch_number = MACH_AQUILA;
2240         gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
2241
2242         /* Check H/W Revision */
2243         check_hw_revision();
2244
2245         return 0;
2246 }
2247
2248 int dram_init(void)
2249 {
2250         unsigned int base, memconfig0, size;
2251         unsigned int memconfig1, sz = 0;
2252
2253         if (cpu_is_s5pc100()) {
2254                 /* In mem setup, we swap the bank. So below size is correct */
2255                 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
2256                 gd->bd->bi_dram[0].size = PHYS_SDRAM_2_SIZE;
2257                 gd->bd->bi_dram[1].start = S5PC100_PHYS_SDRAM_2;
2258                 size = 128;
2259         } else {
2260                 /* In S5PC110, we can't swap the DMC0/1 */
2261                 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
2262                 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
2263
2264                 base = S5PC110_DMC1_BASE;
2265                 /* DMC configuration */
2266                 memconfig0 = readl(base + MEMCONFIG0_OFFSET);
2267                 gd->bd->bi_dram[1].start = memconfig0 & 0xFF000000;
2268
2269                 size = (memconfig0 >> 16) & 0xFF;
2270                 size = ((unsigned char) ~size) + 1;
2271
2272                 /*
2273                  * (0x07 + 1) * 16 = 128 MiB
2274                  * (0x0f + 1) * 16 = 256 MiB
2275                  */
2276                 size = size << 4;
2277
2278                 /*
2279                  * Aquila Rev0.5 4G3G1G
2280                  * Aquila Rev0.8 4G3G1G
2281                  * Aquila Rev0.9 4G3G1G
2282                  */
2283                 if (machine_is_aquila() || machine_is_kessler())
2284                         if (hwrevision(5) || hwrevision(8) || hwrevision(9)) {
2285                                 memconfig1 = readl(base + MEMCONFIG1_OFFSET);
2286
2287                                 sz = (memconfig1 >> 16) & 0xFF;
2288                                 sz = ((unsigned char) ~sz) + 1;
2289                                 sz = sz << 4;
2290                         }
2291
2292         }
2293         /*
2294          * bi_dram[1].size contains all DMC1 memory size
2295          */
2296         gd->bd->bi_dram[1].size = (size + sz) << 20;
2297
2298         return 0;
2299 }
2300
2301 /* Used for sleep test */
2302 static unsigned char saved_val[4][2];
2303 void board_sleep_init_late(void)
2304 {
2305         /* CODEC_LDO_EN: GPF3[4] */
2306         gpio_direction_output(&s5pc110_gpio->gpio_f3, 4, 0);
2307         /* CODEC_XTAL_EN: GPH3[2] */
2308         gpio_direction_output(&s5pc110_gpio->gpio_h3, 2, 0);
2309
2310         /* MMC T_FLASH off */
2311         gpio_direction_output(&s5pc110_gpio->gpio_mp0_5, 4, 0);
2312         /* MHL off */
2313         gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, 0);
2314         gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 7, 0);
2315         gpio_direction_output(&s5pc110_gpio->gpio_j2, 3, 0); /* MHL_ON for REV02 or higher */
2316
2317
2318 }
2319 void board_sleep_init(void)
2320 {
2321         unsigned char addr;
2322         unsigned char val[2];
2323
2324         i2c_set_bus_num(I2C_PMIC);
2325         addr = 0xCC >> 1;
2326         if (i2c_probe(addr)) {
2327                 printf("Can't find max8998\n");
2328                 return;
2329         }
2330
2331         if (machine_is_kessler()) {
2332
2333                 /* Set ONOFF1 */
2334                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2335                 saved_val[0][0] = val[0];
2336                 saved_val[0][1] = val[1];
2337                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4) | (1 << 2) |
2338                                 (1 << 1) | (1 << 0));
2339                 i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2340                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2341                 /* Set ONOFF2 */
2342                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2343                 saved_val[1][0] = val[0];
2344                 saved_val[1][1] = val[1];
2345                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 3) |
2346                                 (1 << 2) | (1 << 1) | (1 << 0));
2347                 val[0] |= (1 << 7);
2348                 i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2349                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2350                 /* Set ONOFF3 */
2351                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2352                 saved_val[2][0] = val[0];
2353                 saved_val[2][1] = val[1];
2354                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 4));
2355                 i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2356                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2357                 /* Set ONOFF4 */
2358                 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2359                 saved_val[3][0] = val[0];
2360                 saved_val[3][1] = val[1];
2361                 val[0] &= ~((1 << 6) | (1 << 4));
2362                 i2c_write(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2363                 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2364                 printf("Turned off regulators with Kessler setting."
2365                                " Preparing to sleep. [%s:%d]\n",
2366                                 __FILE__, __LINE__);
2367         } else { /* Default */
2368
2369                 /* Set ONOFF1 */
2370                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2371                 saved_val[0][0] = val[0];
2372                 saved_val[0][1] = val[1];
2373                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4) | (1 << 2) |
2374                                 (1 << 1) | (1 << 0));
2375                 i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2376                 i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2377                 /* Set ONOFF2 */
2378                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2379                 saved_val[1][0] = val[0];
2380                 saved_val[1][1] = val[1];
2381                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 3) |
2382                                 (1 << 2) | (1 << 1) | (1 << 0));
2383                 val[0] |= (1 << 7);
2384                 i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2385                 i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2386                 /* Set ONOFF3 */
2387                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2388                 saved_val[2][0] = val[0];
2389                 saved_val[2][1] = val[1];
2390                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 4));
2391                 i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2392                 i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2393                 /* Set ONOFF4 */
2394                 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2395                 saved_val[3][0] = val[0];
2396                 saved_val[3][1] = val[1];
2397                 val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4));
2398                 i2c_write(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2399                 i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2400                 printf("Turned off regulators with default(Aquila) setting."
2401                                " Preparing to sleep. [%s:%d]\n",
2402                                 __FILE__, __LINE__);
2403         }
2404 }
2405
2406 void board_sleep_resume(void)
2407 {
2408         unsigned char addr;
2409         unsigned char val[2];
2410
2411         show_hw_revision();
2412
2413         i2c_set_bus_num(I2C_PMIC);
2414         addr = 0xCC >> 1;
2415         if (i2c_probe(addr)) {
2416                 printf("Can't find max8998\n");
2417                 return;
2418         }
2419
2420         /* Set ONOFF1 */
2421         i2c_write(addr, MAX8998_REG_ONOFF1, 1, saved_val[0], 1);
2422         i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2423         /* Set ONOFF2 */
2424         i2c_write(addr, MAX8998_REG_ONOFF2, 1, saved_val[1], 1);
2425         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2426         /* Set ONOFF3 */
2427         i2c_write(addr, MAX8998_REG_ONOFF3, 1, saved_val[2], 1);
2428         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2429         /* Set ONOFF4 */
2430         i2c_write(addr, MAX8998_REG_ONOFF3+1, 1, saved_val[3], 1);
2431         i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2432         printf("Waked up.\n");
2433
2434         /* check max17040 */
2435         check_battery();
2436
2437         /* check fsa9480 */
2438         check_micro_usb(1);
2439 }
2440
2441 #if defined(CONFIG_USB_GADGET_S3C_UDC_OTG)
2442
2443 static int s5pc1xx_phy_control(int on)
2444 {
2445         static int status;
2446
2447         if (on && !status) {
2448 //              printf("turning USB power on\n");
2449 #ifdef CONFIG_CMD_PMIC
2450                 run_command("pmic ldo 3 on", 0);
2451 #endif
2452                 /* S5PC110 */
2453                 if (board_is_limo_universal() ||
2454                         board_is_limo_real() ||
2455                         board_is_media()) {
2456                         /* check usb path */
2457                         if (board_is_limo_real() && !hwrevision(6))
2458                                 check_mhl();
2459                 }
2460
2461                 if (machine_is_tickertape())
2462                         /* USB_SEL: XM0ADDR_0: MP04[0] output mode */
2463                         gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 0, 0);
2464
2465                 /* USB Path to AP */
2466                 micro_usb_switch(0);
2467                 status = 1;
2468         } else if (!on && status) {
2469 //              printf("turning USB power off\n");
2470 #ifdef CONFIG_CMD_PMIC
2471                 run_command("pmic ldo 3 off", 0);
2472 #endif
2473                 status = 0;
2474         }
2475         udelay(10000);
2476
2477         return 0;
2478 }
2479
2480 struct s3c_plat_otg_data s5pc110_otg_data = {
2481         .phy_control = s5pc1xx_phy_control,
2482         .regs_phy = S5PC110_PHY_BASE,
2483         .regs_otg = S5PC110_OTG_BASE,
2484 };
2485
2486 int board_eth_init(bd_t *bis)
2487 {
2488         int res = -1;
2489
2490         if (cpu_is_s5pc100())
2491                 return -1;
2492
2493         s3c_udc_probe(&s5pc110_otg_data);
2494         if (usb_eth_initialize(bis) >= 0)
2495                 res = 0;
2496         return res;
2497 }
2498 #endif
2499
2500 #ifdef CONFIG_CMD_USBDOWN
2501 int usb_board_init(void)
2502 {
2503 #ifdef CONFIG_CMD_PMIC
2504         run_command("pmic ldo 3 on", 0);
2505 #endif
2506
2507         if (cpu_is_s5pc100()) {
2508 #ifdef CONFIG_HARD_I2C
2509                 uchar val[2] = {0,};
2510
2511                 /* PMIC */
2512                 if (i2c_read(0x66, 0, 1, val, 2)) {
2513                         printf("i2c_read error\n");
2514                         return 1;
2515                 }
2516
2517                 val[0] |= (1 << 3);
2518                 val[1] |= (1 << 5);
2519
2520                 if (i2c_write(0x66, 0, 1, val, 2)) {
2521                         printf("i2c_write error\n");
2522                         return 1;
2523                 }
2524                 i2c_read(0x66, 0, 1, val, 2);
2525 #endif
2526                 return 0;
2527         }
2528
2529         /* S5PC110 */
2530         if (board_is_limo_universal() ||
2531                 board_is_limo_real() ||
2532                 board_is_media()) {
2533                 /* check usb path */
2534                 if (board_is_limo_real() && !hwrevision(6))
2535                         check_mhl();
2536         }
2537
2538         if (machine_is_tickertape())
2539                 /* USB_SEL: XM0ADDR_0: MP04[0] output mode */
2540                 gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 0, 0);
2541
2542         /* USB Path to AP */
2543         micro_usb_switch(0);
2544
2545         return 0;
2546 }
2547 #endif
2548
2549 #ifdef CONFIG_GENERIC_MMC
2550 int s5p_no_mmc_support(void)
2551 {
2552         if (machine_is_wmg160())
2553                 return 1;
2554         return 0;
2555 }
2556
2557 int board_mmc_init(bd_t *bis)
2558 {
2559         unsigned int reg;
2560         unsigned int clock;
2561         struct s5pc110_clock *clk = (struct s5pc110_clock *)S5PC1XX_CLOCK_BASE;
2562         int i;
2563
2564         /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
2565         if (machine_is_kessler())
2566                 gpio_direction_output(&s5pc110_gpio->gpio_j2, 7, 1);
2567
2568         if (machine_is_wmg160())
2569                 return -1;
2570
2571         /* MMC0 Clock source = SCLKMPLL */
2572         reg = readl(&clk->src4);
2573         reg &= ~0xf;
2574         reg |= 0x6;
2575         writel(reg, &clk->src4);
2576
2577         reg = readl(&clk->div4);
2578         reg &= ~0xf;
2579
2580         /* set div value near 50MHz */
2581         clock = get_pll_clk(MPLL) / 1000000;
2582         for (i = 0; i < 0xf; i++) {
2583                 if ((clock / (i + 1)) <= 50) {
2584                         reg |= i << 0;
2585                         break;
2586                 }
2587         }
2588
2589         writel(reg, &clk->div4);
2590
2591         /*
2592          * MMC0 GPIO
2593          * GPG0[0]      SD_0_CLK
2594          * GPG0[1]      SD_0_CMD
2595          * GPG0[2]      SD_0_CDn        -> Not used
2596          * GPG0[3:6]    SD_0_DATA[0:3]
2597          */
2598         for (i = 0; i < 7; i++) {
2599                 if (i == 2)
2600                         continue;
2601                 /* GPG0[0:6] special function 2 */
2602                 gpio_cfg_pin(&s5pc110_gpio->gpio_g0, i, 0x2);
2603                 /* GPG0[0:6] pull disable */
2604                 gpio_set_pull(&s5pc110_gpio->gpio_g0, i, GPIO_PULL_NONE);
2605                 /* GPG0[0:6] drv 4x */
2606                 gpio_set_drv(&s5pc110_gpio->gpio_g0, i, GPIO_DRV_4X);
2607         }
2608
2609         return s5pc1xx_mmc_init(0);
2610 }
2611 #endif
2612
2613 #ifdef CONFIG_CMD_PMIC
2614 static int pmic_status(void)
2615 {
2616         unsigned char addr, val[2];
2617         int reg, i;
2618
2619         i2c_set_bus_num(I2C_PMIC);
2620         addr = 0xCC >> 1;
2621         if (i2c_probe(addr)) {
2622                 printf("Can't found max8998\n");
2623                 return -1;
2624         }
2625
2626         reg = 0x11;
2627         i2c_read(addr, reg, 1, val, 1);
2628         for (i = 7; i >= 4; i--)
2629                 printf("BUCK%d %s\n", 7 - i + 1,
2630                         val[0] & (1 << i) ? "on" : "off");
2631         for (; i >= 0; i--)
2632                 printf("LDO%d %s\n", 5 - i,
2633                         val[0] & (1 << i) ? "on" : "off");
2634         reg = 0x12;
2635         i2c_read(addr, reg, 1, val, 1);
2636         for (i = 7; i >= 0; i--)
2637                 printf("LDO%d %s\n", 7 - i + 6,
2638                         val[0] & (1 << i) ? "on" : "off");
2639         reg = 0x13;
2640         i2c_read(addr, reg, 1, val, 1);
2641         for (i = 7; i >= 4; i--)
2642                 printf("LDO%d %s\n", 7 - i + 14,
2643                         val[0] & (1 << i) ? "on" : "off");
2644
2645         reg = 0xd;
2646         i2c_read(addr, reg, 1, val, 1);
2647         for (i = 7; i >= 6; i--)
2648                 printf("SAFEOUT%d %s\n", 7 - i + 1,
2649                         val[0] & (1 << i) ? "on" : "off");
2650         return 0;
2651 }
2652
2653 static int pmic_ldo_control(int buck, int ldo, int safeout, int on)
2654 {
2655         unsigned char addr, val[2];
2656         unsigned int reg, shift;
2657
2658         if (ldo) {
2659                 if (ldo < 2)
2660                         return -1;
2661                 if (ldo <= 5) {
2662                         reg = 0x11;
2663                         shift = 5 - ldo;
2664                 } else if (ldo <= 13) {
2665                         reg = 0x12;
2666                         shift = 13 - ldo;
2667                 } else if (ldo <= 17) {
2668                         reg = 0x13;
2669                         shift = 17 - ldo + 4;
2670                 } else
2671                         return -1;
2672         } else if (buck) {
2673                 if (buck > 4)
2674                         return -1;
2675                 reg = 0x11;
2676                 shift = 4 - buck + 4;
2677         } else if (safeout) {
2678                 if (safeout > 3)
2679                         return -1;
2680                 reg = 0xd;
2681                 shift = 8 - safeout;
2682         } else
2683                 return -1;
2684
2685         i2c_set_bus_num(I2C_PMIC);
2686         addr = 0xCC >> 1;
2687         if (i2c_probe(addr)) {
2688                 printf("Can't found max8998\n");
2689                 return -1;
2690         }
2691
2692         i2c_read(addr, reg, 1, val, 1);
2693         if (on)
2694                 val[0] |= (1 << shift);
2695         else
2696                 val[0] &= ~(1 << shift);
2697         i2c_write(addr, reg, 1, val, 1);
2698         i2c_read(addr, reg, 1, val, 1);
2699
2700         if (ldo)
2701                 printf("ldo %d value 0x%x, %s\n", ldo, val[0],
2702                         val[0] & (1 << shift) ? "on" : "off");
2703         else if (buck)
2704                 printf("buck %d value 0x%x, %s\n", buck, val[0],
2705                         val[0] & (1 << shift) ? "on" : "off");
2706         else if (safeout)
2707                 printf("safeout %d value 0x%x, %s\n", safeout, val[0],
2708                         val[0] & (1 << shift) ? "on" : "off");
2709
2710         return 0;
2711 }
2712
2713 static int do_pmic(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2714 {
2715         int buck = 0, ldo = 0, safeout = 0, on = -1;
2716
2717         switch (argc) {
2718         case 2:
2719                 if (strncmp(argv[1], "status", 6) == 0)
2720                         return pmic_status();
2721                 break;
2722         case 4:
2723                 if (strncmp(argv[1], "ldo", 3) == 0)
2724                         ldo = simple_strtoul(argv[2], NULL, 10);
2725                 else if (strncmp(argv[1], "buck", 4) == 0)
2726                         buck = simple_strtoul(argv[2], NULL, 10);
2727                 else if (strncmp(argv[1], "safeout", 7) == 0)
2728                         safeout = simple_strtoul(argv[2], NULL, 10);
2729                 else
2730                         break;
2731
2732                 if (strncmp(argv[3], "on", 2) == 0)
2733                         on = 1;
2734                 else if (strncmp(argv[3], "off", 3) == 0)
2735                         on = 0;
2736                 else
2737                         break;
2738
2739                 return pmic_ldo_control(buck, ldo, safeout, on);
2740
2741         default:
2742                 break;
2743         }
2744
2745         cmd_usage(cmdtp);
2746         return 1;
2747 }
2748
2749 U_BOOT_CMD(
2750         pmic,           CONFIG_SYS_MAXARGS,     1, do_pmic,
2751         "PMIC LDO & BUCK control",
2752         "status - Display PMIC LDO & BUCK status\n"
2753         "pmic ldo num on/off - Turn on/off the LDO\n"
2754         "pmic buck num on/off - Turn on/off the BUCK\n"
2755         "pmic safeout num on/off - Turn on/off the SAFEOUT\n"
2756 );
2757 #endif
2758
2759 #ifdef CONFIG_CMD_DEVICE_POWER
2760
2761 enum {
2762         POWER_NONE,
2763         POWER_TOUCH,
2764         POWER_3_TOUCHKEY,
2765         POWER_LCD,
2766         POWER_HAPTIC,
2767         POWER_AUDIO_CODEC,
2768         POWER_FM_RADIO,
2769         POWER_BT_WIFI,
2770         POWER_HDMI,
2771 };
2772
2773 static void power_display_devices(void)
2774 {
2775         printf("devices:\n");
2776         printf("\t%d - touch\n", POWER_TOUCH);
2777         printf("\t%d - 3 touchkey\n", POWER_3_TOUCHKEY);
2778         printf("\t%d - LCD\n", POWER_LCD);
2779         printf("\t%d - Haptic\n", POWER_HAPTIC);
2780         printf("\t%d - Audio Codec\n", POWER_AUDIO_CODEC);
2781         printf("\t%d - FM Radio\n", POWER_FM_RADIO);
2782         printf("\t%d - BT/WiFi\n", POWER_BT_WIFI);
2783         printf("\t%d - HDMI\n", POWER_HDMI);
2784 }
2785
2786 static int power_hdmi(int on)
2787 {
2788         /* HDMI_EN1: GPJ2[2] */
2789         gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, on);
2790         /* MHL_ON: GPJ2[3] */
2791         gpio_direction_output(&s5pc110_gpio->gpio_j2, 3, on);
2792         return 0;
2793 }
2794
2795 static int power_bt_wifi(int on)
2796 {
2797         /* WLAN_BT_EN: GPB[5] */
2798         gpio_direction_output(&s5pc110_gpio->gpio_b, 5, on);
2799         return 0;
2800 }
2801
2802 static int power_fm_radio(int on)
2803 {
2804         /* FM_BUS_nRST: GPJ2[5] */
2805         gpio_direction_output(&s5pc110_gpio->gpio_j2, 5, !on);
2806         return 0;
2807 }
2808
2809 static int power_audio_codec(int on)
2810 {
2811         /* CODEC_LDO_EN: GPF3[4] */
2812         gpio_direction_output(&s5pc110_gpio->gpio_f3, 4, on);
2813         /* CODEC_XTAL_EN: GPH3[2] */
2814         gpio_direction_output(&s5pc110_gpio->gpio_h3, 2, on);
2815         return 0;
2816 }
2817
2818 static int power_haptic(int on)
2819 {
2820         /* HAPTIC_ON: GPJ1[1] */
2821         gpio_direction_output(&s5pc110_gpio->gpio_j1, 1, on);
2822         return 0;
2823 }
2824
2825 static int power_lcd(int on)
2826 {
2827         /* MLCD_ON: GPJ1[3] */
2828         gpio_direction_output(&s5pc110_gpio->gpio_j1, 3, on);
2829         return 0;
2830 }
2831
2832 static int power_touch(int on)
2833 {
2834         /* TOUCH_EN: GPG3[6] */
2835         gpio_direction_output(&s5pc110_gpio->gpio_g3, 6, on);
2836         return 0;
2837 }
2838
2839 static int power_3_touchkey(int on)
2840 {
2841         if (on) {
2842                 /* 3_TOUCH_EN - GPJ3[0] : (J1B2) */
2843                 /* 3_TOUCH_EN - GPJ3[5] : (not J1B2) */
2844                 if (board_rev & J1_B2_BOARD)
2845                         gpio_direction_output(&s5pc110_gpio->gpio_j3, 0, on);
2846                 else
2847                         gpio_direction_output(&s5pc110_gpio->gpio_j3, 5, on);
2848
2849                 /* 3_TOUCH_CE - GPJ2[6] */
2850                 gpio_direction_output(&s5pc110_gpio->gpio_j2, 6, on);   /* TOUCH_CE */
2851         } else {
2852                 /* 3_TOUCH_CE - GPJ2[6] */
2853                 gpio_direction_output(&s5pc110_gpio->gpio_j2, 6, on);   /* TOUCH_CE */
2854         }
2855
2856         if (on) {
2857                 unsigned int reg;
2858                 unsigned char val[2];
2859                 unsigned char addr = 0x20;              /* mcs5000 3-touchkey */
2860
2861                 /* Require 100ms */
2862                 udelay(80 * 1000);
2863
2864                 /* 3 touchkey */
2865                 i2c_set_bus_num(I2C_GPIO10);
2866
2867                 /* Workaround to probe */
2868                 if (i2c_probe(addr)) {
2869                         if (i2c_probe(addr)) {
2870                                 printf("Can't found 3 touchkey\n");
2871                                 return -ENODEV;
2872                         }
2873                 }
2874
2875 #define MCS5000_TK_HW_VERSION  0x06
2876 #define MCS5000_TK_FW_VERSION  0x0A
2877 #define MCS5000_TK_MI_VERSION  0x0B
2878
2879                 reg = MCS5000_TK_MI_VERSION;
2880                 i2c_read(addr, reg, 1, val, 1);
2881                 printf("3-touchkey:\tM/I 0x%x, ", val[0]);
2882                 reg = MCS5000_TK_HW_VERSION;
2883                 i2c_read(addr, reg, 1, val, 1);
2884                 printf("H/W 0x%x, ", val[0]);
2885                 reg = MCS5000_TK_FW_VERSION;
2886                 i2c_read(addr, reg, 1, val, 1);
2887                 printf("F/W 0x%x\n", val[0]);
2888         }
2889         return 0;
2890 }
2891
2892 static int power_control(int device, int on)
2893 {
2894         switch (device) {
2895         case POWER_TOUCH:
2896                 return power_touch(on);
2897         case POWER_3_TOUCHKEY:
2898                 return power_3_touchkey(on);
2899         case POWER_LCD:
2900                 return power_lcd(on);
2901         case POWER_HAPTIC:
2902                 return power_haptic(on);
2903         case POWER_AUDIO_CODEC:
2904                 return power_audio_codec(on);
2905         case POWER_FM_RADIO:
2906                 return power_fm_radio(on);
2907         case POWER_BT_WIFI:
2908                 return power_bt_wifi(on);
2909         case POWER_HDMI:
2910                 return power_hdmi(on);
2911         default:
2912                 printf("I don't know device %d\n", device);
2913                 break;
2914         }
2915         return 0;
2916 }
2917
2918 static int power_on(int on)
2919 {
2920         power_touch(on);
2921         power_3_touchkey(on);
2922         power_lcd(on);
2923         power_haptic(on);
2924         power_audio_codec(on);
2925         power_fm_radio(on);
2926         power_bt_wifi(on);
2927         power_hdmi(on);
2928
2929         return 0;
2930 }
2931
2932 static int do_power(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2933 {
2934         int device, on;
2935
2936         if (!machine_is_aquila() && !machine_is_kessler())
2937                 goto out;
2938
2939         switch (argc) {
2940         case 2:
2941                 if (strncmp(argv[1], "on", 2) == 0)
2942                         return power_on(1);
2943                 if (strncmp(argv[1], "off", 3) == 0)
2944                         return power_on(0);
2945                 break;
2946         case 3:
2947                 device = simple_strtoul(argv[1], NULL, 10);
2948                 if (device < 0)
2949                         break;
2950
2951                 if (strncmp(argv[2], "on", 2) == 0)
2952                         on = 1;
2953                 else if (strncmp(argv[2], "off", 3) == 0)
2954                         on = 0;
2955                 else
2956                         break;
2957                 return power_control(device, on);
2958         default:
2959                 break;
2960         }
2961 out:
2962         cmd_usage(cmdtp);
2963         power_display_devices();
2964         return 1;
2965 }
2966
2967 U_BOOT_CMD(
2968         power,          CONFIG_SYS_MAXARGS,     1, do_power,
2969         "Device Power Management control",
2970         "device on/off - Turn on/off the device\n"
2971 );
2972
2973 static int do_microusb(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2974 {
2975         switch (argc) {
2976         case 2:
2977                 if (strncmp(argv[1], "cp", 2) == 0) {
2978                         micro_usb_switch(1);
2979                         pmic_ldo_control(0, 0, 2, 1);
2980                         setenv("usb", "cp");
2981                 } else if (strncmp(argv[1], "ap", 2) == 0) {
2982                         micro_usb_switch(0);
2983                         pmic_ldo_control(0, 0, 2, 0);
2984                         setenv("usb", "ap");
2985                 }
2986                 break;
2987         default:
2988                 cmd_usage(cmdtp);
2989                 return 1;
2990         }
2991
2992         saveenv();
2993
2994         printf("USB Path is set to %s\n", getenv("usb"));
2995
2996         return 0;
2997 }
2998
2999 U_BOOT_CMD(
3000         microusb,               CONFIG_SYS_MAXARGS,     1, do_microusb,
3001         "Micro USB Switch",
3002         "cp - switch to CP\n"
3003         "microusb ap - switch to AP\n"
3004 );
3005 #endif