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/errno.h>
  37 #include <fbutils.h>
  38 #include <lcd.h>
  39 #include <bmp_layout.h>
  40
  41 #include "animation_frames.h"
  42 #include "gpio_setting.h"
  43
  44 DECLARE_GLOBAL_DATA_PTR;
  45
  46 #define C100_MACH_START                 3000
  47 #define C110_MACH_START                 3100
  48
  49 /* FIXME Neptune workaround */
  50 #define USE_NEPTUNE_BOARD
  51 #undef USE_NEPTUNE_BOARD
  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 - aries
 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_AQUILA,
 180         MACH_P1P2,      /* Don't remove it */
 181         MACH_GEMINUS,
 182         MACH_CYPRESS,
 183
 184         MACH_WMG160 = 160,
 185 };
 186
 187 #define SPLIT_SCREEN_FEATURE    0x100
 188
 189 /* board is MACH_AQUILA and board is like below. */
 190 #define J1_B2_BOARD             0x0200
 191 #define LIMO_UNIVERSAL_BOARD    0x0400
 192 #define LIMO_REAL_BOARD         0x0800
 193 #define MEDIA_BOARD             0x1000
 194 #define BAMBOO_BOARD            0x2000
 195 #define ARIES_BOARD             0x4000
 196 #define NEPTUNE_BOARD           0x8000
 197
 198 #define BOARD_MASK              0xFF00
 199
 200 static int c110_machine_id(void)
 201 {
 202         return gd->bd->bi_arch_number - C110_MACH_START;
 203 }
 204
 205 static int machine_is_aquila(void)
 206 {
 207         return c110_machine_id() == MACH_AQUILA;
 208 }
 209
 210 static int machine_is_tickertape(void)
 211 {
 212         return c110_machine_id() == MACH_TICKERTAPE;
 213 }
 214
 215 static int machine_is_geminus(void)
 216 {
 217         return c110_machine_id() == MACH_GEMINUS;
 218 }
 219
 220 static int machine_is_cypress(void)
 221 {
 222         return c110_machine_id() == MACH_CYPRESS;
 223 }
 224
 225 static int board_is_limo_universal(void)
 226 {
 227         return machine_is_aquila() && (board_rev & LIMO_UNIVERSAL_BOARD);
 228 }
 229
 230 static int board_is_limo_real(void)
 231 {
 232         return machine_is_aquila() && (board_rev & LIMO_REAL_BOARD);
 233 }
 234
 235 static int board_is_media(void)
 236 {
 237         return machine_is_aquila() && (board_rev & MEDIA_BOARD);
 238 }
 239
 240 static int board_is_bamboo(void)
 241 {
 242         return machine_is_aquila() && (board_rev & BAMBOO_BOARD);
 243 }
 244
 245 static int board_is_j1b2(void)
 246 {
 247         return machine_is_aquila() && (board_rev & J1_B2_BOARD);
 248 }
 249
 250 static int board_is_aries(void)
 251 {
 252         return machine_is_aquila() && (board_rev & ARIES_BOARD);
 253 }
 254
 255 static int board_is_neptune(void)
 256 {
 257         return machine_is_aquila() && (board_rev & NEPTUNE_BOARD);
 258 }
 259
 260 /* DLNA Dongle */
 261 static int machine_is_wmg160(void)
 262 {
 263         return c110_machine_id() == MACH_WMG160;
 264 }
 265
 266 static void enable_battery(void);
 267
 268 void i2c_init_board(void)
 269 {
 270         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
 271         int num_bus;
 272
 273         if (cpu_is_s5pc100())
 274                 return;
 275
 276         num_bus = ARRAY_SIZE(i2c_gpio);
 277
 278         if (machine_is_aquila()) {
 279                 if (board_is_aries()) {
 280                         i2c_gpio[I2C_GPIO7].bus->gpio_base =
 281                                 (unsigned int)&gpio->gpio_mp0_5;
 282                 } else {
 283                         i2c_gpio[I2C_GPIO6].bus->gpio_base = 0;
 284                         i2c_gpio[I2C_GPIO7].bus->gpio_base = 0;
 285                 }
 286         } else if (machine_is_cypress()) {
 287                 i2c_gpio[I2C_GPIO7].bus = &i2c_cypress_gpio7;
 288                 i2c_gpio[I2C_GPIO7].bus->gpio_base =
 289                         (unsigned int)&gpio->gpio_mp0_5;
 290         } else {
 291                 i2c_gpio[I2C_GPIO7].bus->gpio_base = 0;
 292         }
 293
 294         i2c_gpio[I2C_2].bus->gpio_base = (unsigned int)&gpio->gpio_d1;
 295         i2c_gpio[I2C_GPIO3].bus->gpio_base = (unsigned int)&gpio->gpio_j3;
 296         i2c_gpio[I2C_PMIC].bus->gpio_base = (unsigned int)&gpio->gpio_j4;
 297         i2c_gpio[I2C_GPIO5].bus->gpio_base = (unsigned int)&gpio->gpio_mp0_5;
 298         i2c_gpio[I2C_GPIO6].bus->gpio_base = (unsigned int)&gpio->gpio_j3;
 299
 300         i2c_gpio_init(i2c_gpio, num_bus, I2C_PMIC);
 301
 302         /* Reset on max17040 early */
 303         if (battery_soc == 0)
 304                 enable_battery();
 305 }
 306
 307 #ifdef CONFIG_MISC_INIT_R
 308 #define DEV_INFO_LEN            512
 309 static char device_info[DEV_INFO_LEN];
 310 static int display_info;
 311
 312 static void dprintf(const char *fmt, ...)
 313 {
 314         va_list args;
 315         uint i;
 316         char buf[128];
 317
 318         va_start(args, fmt);
 319         i = vsprintf(buf, fmt, args);
 320         va_end(args);
 321
 322         buf[127] = 0;
 323
 324         if ((strlen(device_info) + strlen(buf)) > (DEV_INFO_LEN - 1)) {
 325                 puts("Flushing device info...\n");
 326                 puts(device_info);
 327                 device_info[0] = 0;
 328         }
 329         strcat(device_info, buf);
 330         puts(buf);
 331 }
 332
 333 #ifdef CONFIG_S5PC1XXFB
 334 static void display_device_info(void)
 335 {
 336         if (!display_info)
 337                 return;
 338
 339         init_font();
 340         set_font_xy(0, 450);
 341         set_font_color(FONT_WHITE);
 342         fb_printf(device_info);
 343         exit_font();
 344
 345         memset(device_info, 0x0, DEV_INFO_LEN);
 346
 347         udelay(5 * 1000 * 1000);
 348 }
 349 #endif
 350
 351 static const char *board_name[] = {
 352         "Universal",
 353         "TickerTape",
 354         "Aquila",
 355         "P1P2",         /* Don't remove it */
 356         "Geminus",
 357         "Cypress",
 358         "Neptune",
 359 };
 360
 361 enum {
 362         MEM_4G1G1G,
 363         MEM_4G2G1G,
 364         MEM_4G3G1G,
 365         MEM_4G4G1G,
 366 };
 367
 368 static char feature_buffer[32];
 369
 370 static char *display_features(int board, int board_rev)
 371 {
 372         int count = 0;
 373         char *buf = feature_buffer;
 374         char *name = NULL;
 375
 376         if (board == MACH_AQUILA) {
 377                 if (board_rev & SPLIT_SCREEN_FEATURE)
 378                         name = "SplitScreen";
 379                 if (board_rev & J1_B2_BOARD)
 380                         name = "J1 B2";
 381                 /* Limo Real or Universal */
 382                 if (board_rev & LIMO_REAL_BOARD)
 383                         name = "Limo Real";
 384                 else if (board_rev & LIMO_UNIVERSAL_BOARD)
 385                         name = "Limo Universal";
 386                 if (board_rev & MEDIA_BOARD)
 387                         name = "Media";
 388                 if (board_rev & BAMBOO_BOARD)
 389                         name = "Bamboo";
 390                 if (board_rev & ARIES_BOARD)
 391                         name = "Aries";
 392                 if (board_rev & NEPTUNE_BOARD)
 393                         name = "Neptune";
 394
 395                 if (name)
 396                         count += sprintf(buf + count, " - %s", name);
 397         }
 398
 399         return buf;
 400 }
 401
 402 static char *get_board_name(int board)
 403 {
 404         if (board == MACH_WMG160)
 405                 return "WMG160";
 406         return (char *) board_name[board];
 407 }
 408
 409 static void check_board_revision(int board, int rev)
 410 {
 411         switch (board) {
 412         case MACH_AQUILA:
 413                 /* Limo Real or Universal */
 414                 if (rev & LIMO_UNIVERSAL_BOARD)
 415                         board_rev &= ~J1_B2_BOARD;
 416                 if (rev & LIMO_REAL_BOARD)
 417                         board_rev &= ~(J1_B2_BOARD |
 418                                         LIMO_UNIVERSAL_BOARD);
 419                 if (rev & MEDIA_BOARD)
 420                         board_rev &= ~(J1_B2_BOARD |
 421                                         LIMO_UNIVERSAL_BOARD);
 422                 if (rev & BAMBOO_BOARD)
 423                         board_rev &= ~(J1_B2_BOARD |
 424                                         LIMO_UNIVERSAL_BOARD |
 425                                         LIMO_REAL_BOARD |
 426                                         MEDIA_BOARD);
 427                 if (rev & ARIES_BOARD)
 428                         board_rev &= ~(J1_B2_BOARD |
 429                                         LIMO_UNIVERSAL_BOARD);
 430                 if (rev & NEPTUNE_BOARD)
 431                         board_rev &= ~(J1_B2_BOARD |
 432                                         LIMO_UNIVERSAL_BOARD);
 433                 break;
 434         case MACH_CYPRESS:
 435         case MACH_TICKERTAPE:
 436         case MACH_GEMINUS:
 437         case MACH_WMG160:
 438                 board_rev &= ~BOARD_MASK;
 439                 break;
 440         default:
 441                 break;
 442         }
 443 }
 444
 445 static unsigned int get_hw_revision(struct s5pc1xx_gpio_bank *bank, int hwrev3)
 446 {
 447         unsigned int rev;
 448         int mode3 = 1;
 449
 450         if (hwrev3)
 451                 mode3 = 7;
 452
 453         gpio_direction_input(bank, 2);
 454         gpio_direction_input(bank, 3);
 455         gpio_direction_input(bank, 4);
 456         gpio_direction_input(bank, mode3);
 457
 458         gpio_set_pull(bank, 2, GPIO_PULL_NONE);         /* HWREV_MODE0 */
 459         gpio_set_pull(bank, 3, GPIO_PULL_NONE);         /* HWREV_MODE1 */
 460         gpio_set_pull(bank, 4, GPIO_PULL_NONE);         /* HWREV_MODE2 */
 461         gpio_set_pull(bank, mode3, GPIO_PULL_NONE);     /* HWREV_MODE3 */
 462
 463         rev = gpio_get_value(bank, 2);
 464         rev |= (gpio_get_value(bank, 3) << 1);
 465         rev |= (gpio_get_value(bank, 4) << 2);
 466         rev |= (gpio_get_value(bank, mode3) << 3);
 467
 468         return rev;
 469 }
 470
 471 static void check_hw_revision(void)
 472 {
 473         unsigned int board = MACH_UNIVERSAL;    /* Default is Universal */
 474
 475         if (cpu_is_s5pc100()) {
 476                 struct s5pc100_gpio *gpio =
 477                         (struct s5pc100_gpio *)S5PC100_GPIO_BASE;
 478
 479                 board_rev = get_hw_revision(&gpio->gpio_j0, 0);
 480
 481                 /* C100 TickerTape */
 482                 if (board_rev == 3)
 483                         board = MACH_TICKERTAPE;
 484         } else {
 485                 struct s5pc110_gpio *gpio =
 486                         (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
 487                 int hwrev3 = 0;
 488
 489                 board_rev = 0;
 490
 491                 /*
 492                  * Note Check 'Aquila' board first
 493                  *
 494                  * TT: TickerTape
 495                  * SS: SplitScreen
 496                  * LRA: Limo Real Aquila
 497                  * LUA: Limo Universal Aquila
 498                  * OA: Old Aquila
 499                  * CYP: Cypress
 500                  * BB: Bamboo
 501                  *
 502                  * ADDR = 0xE0200000 + OFF
 503                  *
 504                  *       OFF    Universal BB   LRA  LUA  OA   TT   SS        CYP
 505                  *   J1: 0x0264 0x10      0x10 0x00 0x00 0x00 0x00 0x00
 506                  *   J2: 0x0284           0x01 0x10 0x00
 507                  *   H1: 0x0C24    W           0x28 0xA8 0x1C                0x0F
 508                  *   H3: 0x0C64                0x03 0x07 0x0F
 509                  *   D1: 0x00C4 0x0F           0x3F 0x3F 0x0F 0xXC 0x3F
 510                  *    I: 0x0224                          0x02 0x00 0x08
 511                  * MP03: 0x0324                          0x9x      0xbx 0x9x
 512                  * MP05: 0x0364                          0x80      0x88
 513                  */
 514
 515                 /* C110 Aquila */
 516                 if (gpio_get_value(&gpio->gpio_j1, 4) == 0) {
 517                         board = MACH_AQUILA;
 518                         board_rev |= J1_B2_BOARD;
 519
 520                         gpio_set_pull(&gpio->gpio_j2, 6, GPIO_PULL_NONE);
 521                         gpio_direction_input(&gpio->gpio_j2, 6);
 522
 523                         /* Check board */
 524                         if (gpio_get_value(&gpio->gpio_h1, 2) == 0)
 525                                 board_rev |= LIMO_UNIVERSAL_BOARD;
 526
 527                         if (gpio_get_value(&gpio->gpio_h3, 2) == 0)
 528                                 board_rev |= LIMO_REAL_BOARD;
 529
 530                         if (gpio_get_value(&gpio->gpio_j2, 6) == 1)
 531                                 board_rev |= MEDIA_BOARD;
 532
 533                         /* set gpio to default value. */
 534                         gpio_set_pull(&gpio->gpio_j2, 6, GPIO_PULL_DOWN);
 535                         gpio_direction_output(&gpio->gpio_j2, 6, 0);
 536                 }
 537
 538                 /* Workaround: C110 Aquila Rev0.6 */
 539                 if (board_rev == 6) {
 540                         board = MACH_AQUILA;
 541                         board_rev |= LIMO_REAL_BOARD;
 542                 }
 543
 544                 /* C110 Aquila Bamboo */
 545                 if (gpio_get_value(&gpio->gpio_j2, 0) == 1) {
 546                         board = MACH_AQUILA;
 547                         board_rev |= BAMBOO_BOARD;
 548                 }
 549
 550                 /* C110 TickerTape */
 551                 if (gpio_get_value(&gpio->gpio_d1, 0) == 0 &&
 552                                 gpio_get_value(&gpio->gpio_d1, 1) == 0)
 553                         board = MACH_TICKERTAPE;
 554
 555                 /* C110 Geminus for rev0.0 */
 556                 gpio_set_pull(&gpio->gpio_j1, 2, GPIO_PULL_NONE);
 557                 gpio_direction_input(&gpio->gpio_j1, 2);
 558                 if (gpio_get_value(&gpio->gpio_j1, 2) == 1) {
 559                         board = MACH_GEMINUS;
 560                         if ((board_rev & ~BOARD_MASK) == 3)
 561                                 board_rev &= ~0xff;
 562                 }
 563                 gpio_set_pull(&gpio->gpio_j1, 2, GPIO_PULL_DOWN);
 564                 gpio_direction_output(&gpio->gpio_j1, 2, 0);
 565
 566                 /* C110 Geminus for rev0.1 ~ */
 567                 gpio_set_pull(&gpio->gpio_j0, 6, GPIO_PULL_NONE);
 568                 gpio_direction_input(&gpio->gpio_j0, 6);
 569                 if (gpio_get_value(&gpio->gpio_j0, 6) == 1) {
 570                         board = MACH_GEMINUS;
 571                         hwrev3 = 1;
 572                 }
 573                 gpio_set_pull(&gpio->gpio_j0, 6, GPIO_PULL_DOWN);
 574
 575                 /* Aquila - Aries MP0_5[6] == 1 */
 576                 gpio_direction_input(&gpio->gpio_mp0_5, 6);
 577                 if (gpio_get_value(&gpio->gpio_mp0_5, 6) == 1) {
 578                         /* Cypress: Do this for cypress */
 579                         gpio_set_pull(&gpio->gpio_j2, 2, GPIO_PULL_NONE);
 580                         gpio_direction_input(&gpio->gpio_j2, 2);
 581                         if (gpio_get_value(&gpio->gpio_j2, 2) == 1) {
 582                                 board = MACH_CYPRESS;
 583                                 gpio_direction_output(&gpio->gpio_mp0_5, 6, 0);
 584                         } else {
 585                                 board = MACH_AQUILA;
 586                                 board_rev |= ARIES_BOARD;
 587 #ifdef USE_NEPTUNE_BOARD
 588                                 board_rev &= ~ARIES_BOARD;
 589                                 board_rev |= NEPTUNE_BOARD;
 590 #endif
 591                         }
 592                         gpio_set_pull(&gpio->gpio_j2, 2, GPIO_PULL_DOWN);
 593                         hwrev3 = 1;
 594                 } else
 595                         gpio_direction_output(&gpio->gpio_mp0_5, 6, 0);
 596
 597                 /* WMG160 - GPB[0:7] == 0x00000000 */
 598                 do {
 599                         int i, wmg160 = 1;
 600
 601                         for (i = 0; i < 8; i++) {
 602                                 if (gpio_get_value(&gpio->gpio_b, i) == 0)
 603                                         continue;
 604                                 wmg160 = 0;
 605                         }
 606                         if (wmg160) {
 607                                 board = MACH_WMG160;
 608                                 hwrev3 = 1;
 609                         }
 610                 } while (0);
 611
 612                 board_rev |= get_hw_revision(&gpio->gpio_j0, hwrev3);
 613         }
 614
 615         /* Set machine id */
 616         if (cpu_is_s5pc110())
 617                 gd->bd->bi_arch_number = C110_MACH_START + board;
 618         else
 619                 gd->bd->bi_arch_number = C100_MACH_START + board;
 620
 621         /* Architecture Common settings */
 622         if (cpu_is_s5pc110()) {
 623                 setenv("mtdparts", MTDPARTS_DEFAULT_4KB);
 624         } else {
 625                 setenv("bootk", "onenand read 0x30007FC0 0x60000 0x300000; "
 626                                 "bootm 0x30007FC0");
 627                 setenv("updatek", "onenand erase 0x60000 0x300000; "
 628                                   "onenand write 0x31008000 0x60000 0x300000");
 629         }
 630 }
 631
 632 static void show_hw_revision(void)
 633 {
 634         int board;
 635
 636         /*
 637          * Workaround for Rev 0.3 + CP Ver ES 3.1
 638          * it's Rev 0.4
 639          */
 640         if (board_is_limo_real()) {
 641                 if (hwrevision(0)) {
 642                         /* default is Rev 0.4 */
 643                         board_rev &= ~0xf;
 644                         board_rev |= 0x4;
 645                 }
 646         }
 647
 648         if (cpu_is_s5pc110())
 649                 board = gd->bd->bi_arch_number - C110_MACH_START;
 650         else
 651                 board = gd->bd->bi_arch_number - C100_MACH_START;
 652
 653         check_board_revision(board, board_rev);
 654
 655         /* Set CPU Revision */
 656         if (machine_is_aquila()) {
 657                 if (board_is_limo_real()) {
 658                         if ((board_rev & 0xf) < 8)
 659                                 s5pc1xx_set_cpu_rev(0);
 660                 }
 661         } else if (machine_is_geminus()) {
 662                 if ((board_rev & 0xf) < 1)
 663                         s5pc1xx_set_cpu_rev(0);
 664         } else {
 665                 s5pc1xx_set_cpu_rev(0);
 666         }
 667
 668         dprintf("HW Revision:\t%x (%s%s) %s\n",
 669                 board_rev, get_board_name(board),
 670                 display_features(board, board_rev),
 671                 s5pc1xx_get_cpu_rev() ? "" : "EVT0");
 672 }
 673
 674 static void check_auto_burn(void)
 675 {
 676         unsigned long magic_base = CONFIG_SYS_SDRAM_BASE + 0x02000000;
 677         unsigned int count = 0;
 678         char buf[64];
 679
 680         if (readl(magic_base) == 0x426f6f74) {  /* ASICC: Boot */
 681                 printf("Auto burning bootloader\n");
 682                 count += sprintf(buf + count, "run updateb; ");
 683         }
 684         if (readl(magic_base + 0x04) == 0x4b65726e) {   /* ASICC: Kern */
 685                 printf("Auto burning kernel\n");
 686                 count += sprintf(buf + count, "run updatek; ");
 687         }
 688
 689         if (count) {
 690                 count += sprintf(buf + count, "reset");
 691                 setenv("bootcmd", buf);
 692         }
 693
 694         /* Clear the magic value */
 695         writel(0xa5a55a5a, magic_base);
 696         writel(0xa5a55a5a, magic_base + 0x4);
 697 }
 698
 699 static void pmic_pin_init(void)
 700 {
 701         unsigned int reg, value;
 702
 703         if (cpu_is_s5pc100())
 704                 return;
 705
 706         /* AP_PS_HOLD: XEINT_0: GPH0[0]
 707          * Note: Don't use GPIO PS_HOLD it doesn't work
 708          */
 709         reg = S5PC110_PS_HOLD_CONTROL;
 710         value = readl(reg);
 711         value |= S5PC110_PS_HOLD_DIR_OUTPUT |
 712                 S5PC110_PS_HOLD_DATA_HIGH |
 713                 S5PC110_PS_HOLD_OUT_EN;
 714         writel(value, reg);
 715
 716         /* nPOWER: XEINT_22: GPH2[6] interrupt mode */
 717         gpio_cfg_pin(&s5pc110_gpio->gpio_h2, 6, GPIO_IRQ);
 718         gpio_set_pull(&s5pc110_gpio->gpio_h2, 6, GPIO_PULL_UP);
 719 }
 720
 721 static void enable_ldos(void)
 722 {
 723         if (cpu_is_s5pc100())
 724                 return;
 725
 726         /* TOUCH_EN: XMMC3DATA_3: GPG3[6] output high */
 727         gpio_direction_output(&s5pc110_gpio->gpio_g3, 6, 1);
 728 }
 729
 730 static void enable_t_flash(void)
 731 {
 732         if (!(board_is_limo_universal() || board_is_limo_real()))
 733                 return;
 734
 735         /* T_FLASH_EN : XM0ADDR_13: MP0_5[4] output high */
 736         gpio_direction_output(&s5pc110_gpio->gpio_mp0_5, 4, 1);
 737 }
 738
 739 static void setup_limo_real_gpios(void)
 740 {
 741         if (!board_is_limo_real())
 742                 return;
 743
 744         /*
 745          * Note: Please write GPIO alphabet order
 746          */
 747         /* CODEC_LDO_EN: XVVSYNC_LDI: GPF3[4] output high */
 748         gpio_direction_output(&s5pc110_gpio->gpio_f3, 4, 1);
 749
 750         if (hwrevision(0))
 751                 /* RESET_REQ_N: XM0BEN_1: MP0_2[1] output high */
 752                 gpio_direction_output(&s5pc110_gpio->gpio_mp0_2, 1, 1);
 753         else
 754                 /* RESET_REQ_N: XM0CSn_2: MP0_1[2] output high */
 755                 gpio_direction_output(&s5pc110_gpio->gpio_mp0_1, 2, 1);
 756
 757         /* T_FLASH_DETECT: EINT28: GPH3[4] interrupt mode */
 758         gpio_cfg_pin(&s5pc110_gpio->gpio_h3, 4, GPIO_IRQ);
 759         gpio_set_pull(&s5pc110_gpio->gpio_h3, 4, GPIO_PULL_UP);
 760 }
 761
 762 static void setup_media_gpios(void)
 763 {
 764         if (!board_is_media())
 765                 return;
 766
 767         /*
 768          * Note: Please write GPIO alphabet order
 769          */
 770         /* RESET_REQ_N: XM0CSn_2: MP0_1[2] output high */
 771         gpio_direction_output(&s5pc110_gpio->gpio_mp0_1, 2, 1);
 772
 773         /* T_FLASH_DETECT: EINT28: GPH3[4] interrupt mode */
 774         gpio_cfg_pin(&s5pc110_gpio->gpio_h3, 4, GPIO_IRQ);
 775         gpio_set_pull(&s5pc110_gpio->gpio_h3, 4, GPIO_PULL_UP);
 776 }
 777
 778 #define KBR3            (1 << 3)
 779 #define KBR2            (1 << 2)
 780 #define KBR1            (1 << 1)
 781 #define KBR0            (1 << 0)
 782
 783 static void check_keypad(void)
 784 {
 785         unsigned int reg, value;
 786         unsigned int col_mask, row_mask;
 787         unsigned int auto_download = 0;
 788         unsigned int col_value[4], i;
 789         if (cpu_is_s5pc100()) {
 790                 struct s5pc100_gpio *gpio =
 791                         (struct s5pc100_gpio *)S5PC100_GPIO_BASE;
 792
 793                 /* Set GPH2[2:0] to KP_COL[2:0] */
 794                 gpio_cfg_pin(&gpio->gpio_h2, 0, 0x3);
 795                 gpio_cfg_pin(&gpio->gpio_h2, 1, 0x3);
 796                 gpio_cfg_pin(&gpio->gpio_h2, 2, 0x3);
 797
 798                 /* Set GPH3[2:0] to KP_ROW[2:0] */
 799                 gpio_cfg_pin(&gpio->gpio_h3, 0, 0x3);
 800                 gpio_cfg_pin(&gpio->gpio_h3, 1, 0x3);
 801                 gpio_cfg_pin(&gpio->gpio_h3, 2, 0x3);
 802
 803                 reg = S5PC100_KEYPAD_BASE;
 804         } else {
 805                 if (board_is_limo_real() || board_is_limo_universal()) {
 806                         row_mask = 0x00FF;
 807                         col_mask = 0x0FFF;
 808                 } else {
 809                         row_mask = 0xFFFF;
 810                         col_mask = 0xFFFF;
 811                 }
 812
 813                 for (i = 0; i < 4; i++) {
 814                         /* Set GPH3[3:0] to KP_ROW[3:0] */
 815                         if (row_mask & (0xF << (i << 2))) {
 816                                 gpio_cfg_pin(&s5pc110_gpio->gpio_h3, i, 0x3);
 817                                 gpio_set_pull(&s5pc110_gpio->gpio_h3, i,
 818                                                 GPIO_PULL_UP);
 819                         }
 820
 821                         /* Set GPH2[3:0] to KP_COL[3:0] */
 822                         if (col_mask & (0xF << (i << 2)))
 823                                 gpio_cfg_pin(&s5pc110_gpio->gpio_h2, i, 0x3);
 824                 }
 825
 826                 reg = S5PC110_KEYPAD_BASE;
 827         }
 828         /* init col */
 829         value = 0x00;
 830         writel(value, reg + S5PC1XX_KEYIFCOL_OFFSET);
 831         value = readl(reg + S5PC1XX_KEYIFROW_OFFSET);
 832         /* VOLUMEDOWN and CAM(Half shot) Button */
 833         if ((value & KBR1) == 0) {
 834                 i = 0;
 835                 while (i < 4) {
 836                         value = readl(reg + S5PC1XX_KEYIFCOL_OFFSET);
 837                         value |= 0xff;
 838                         value &= ~(1 << i);
 839                         writel(value, reg + S5PC1XX_KEYIFCOL_OFFSET);
 840                         udelay(10*1000);
 841                         col_value[i++] = readl(reg + S5PC1XX_KEYIFROW_OFFSET);
 842                 }
 843                 writel(0x00, reg + S5PC1XX_KEYIFCOL_OFFSET);
 844
 845                 /* expected value is row_value[0] = 0x00 row_value[1] = 0x01 */
 846                 /* workaround */
 847                 if (col_value[1] == 0xd && col_value[2] == 0xe && machine_is_geminus())
 848                         auto_download = 1;
 849
 850                 if ((col_value[0] & 0x3) == 0x3 && (col_value[1] & 0x3) == 0x3)
 851                         auto_download = 1;
 852
 853                 if ((col_value[0] & 0x3) == 0x3 && (col_value[1] & 0x3) != 0x3)
 854                         display_info = 1;
 855         }
 856
 857         if (auto_download)
 858                 setenv("bootcmd", "usbdown");
 859 }
 860
 861 static void enable_battery(void)
 862 {
 863         unsigned char val[2];
 864         unsigned char addr = 0x36;      /* max17040 fuel gauge */
 865
 866         i2c_set_bus_num(I2C_GPIO3);
 867
 868         if (machine_is_aquila()) {
 869                 if (board_is_aries() || board_is_neptune())
 870                         i2c_set_bus_num(I2C_GPIO7);
 871                 else if (board_is_j1b2())
 872                         return;
 873         } else if (machine_is_tickertape()) {
 874                 return;
 875         } else if (machine_is_cypress()) {
 876                 i2c_set_bus_num(I2C_GPIO7);
 877         } else if (machine_is_geminus()) {
 878                 if (hwrevision(1))
 879                         i2c_set_bus_num(I2C_GPIO7);
 880         }
 881
 882         if (i2c_probe(addr)) {
 883                 printf("Can't found max17040 fuel gauge\n");
 884                 return;
 885         }
 886
 887         val[0] = 0x54;
 888         val[1] = 0x00;
 889         i2c_write(addr, 0xfe, 1, val, 2);
 890 }
 891
 892 static void check_battery(void)
 893 {
 894         unsigned char val[2];
 895         unsigned char addr = 0x36;      /* max17040 fuel gauge */
 896
 897         i2c_set_bus_num(I2C_GPIO3);
 898
 899         if (machine_is_aquila()) {
 900                 if (board_is_aries() || board_is_neptune())
 901                         i2c_set_bus_num(I2C_GPIO7);
 902                 else if (board_is_j1b2())
 903                         return;
 904         } else if (machine_is_tickertape()) {
 905                 return;
 906         } else if (machine_is_cypress()) {
 907                 i2c_set_bus_num(I2C_GPIO7);
 908         } else if (machine_is_geminus()) {
 909                 if (hwrevision(1))
 910                         i2c_set_bus_num(I2C_GPIO7);
 911         }
 912
 913         if (i2c_probe(addr)) {
 914                 printf("Can't found max17040 fuel gauge\n");
 915                 return;
 916         }
 917
 918         i2c_read(addr, 0x04, 1, val, 1);
 919
 920         dprintf("battery:\t%d%%\n", val[0]);
 921
 922         battery_soc = val[0];
 923 }
 924
 925 static void check_mhl(void)
 926 {
 927         unsigned char val[2];
 928         unsigned char addr = 0x39;      /* SIL9230 */
 929
 930         /* MHL Power enable */
 931         /* HDMI_EN : GPJ2[2] XMSMDATA_2 output mode */
 932         gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, 1);
 933
 934         /* MHL_RST : MP0_4[7] XM0ADDR_7 output mode */
 935         gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 7, 0);
 936
 937         /* 10ms required after reset */
 938         udelay(10000);
 939
 940         /* output enable */
 941         gpio_set_value(&s5pc110_gpio->gpio_mp0_4, 7, 1);
 942
 943         i2c_set_bus_num(I2C_GPIO5);
 944
 945         /* set usb path */
 946         if (i2c_probe(addr)) {
 947                 printf("Can't found MHL Chip\n");
 948                 return;
 949         }
 950
 951         /*
 952          * System Control #1
 953          * set to Normal operation
 954          */
 955         val[0] = 0x35;
 956         i2c_write((0x72 >> 1), 0x08, 1, val, 1);
 957         i2c_read((0x72 >> 1), 0x08, 1, val, 1);
 958
 959         /*
 960          * MHL TX Control #1
 961          * TERM_MODE [7:6]
 962          * 00 = MHL termination ON
 963          * 11 = MHL termination OFF
 964          */
 965         val[0] = 0xd0;
 966         i2c_write((0x72 >> 1), 0xa0, 1, val, 1);
 967         i2c_read((0x72 >> 1), 0xa0, 1, val, 1);
 968 }
 969
 970 #define CHARGER_ANIMATION_FRAME         6
 971 static int max8998_power_key(void)
 972 {
 973         unsigned char addr, val[2];
 974         i2c_set_bus_num(I2C_PMIC);
 975         addr = 0xCC >> 1;
 976         if (i2c_probe(addr)) {
 977                 printf("Can't found max8998\n");
 978                 return 0;
 979         }
 980
 981         /* Accessing IRQ1 register */
 982         i2c_read(addr, 0x00, 1, val, 1);
 983         if (val[0] & (1 << 6))
 984                 return 1;
 985
 986         return 0;
 987 }
 988
 989 extern void lcd_display_clear(void);
 990 extern int lcd_display_bitmap(ulong bmp_image, int x, int y);
 991
 992 static void into_charge_mode(void)
 993 {
 994         unsigned char addr = 0xCC >> 1; /* max8998 */;
 995         unsigned char val[2];
 996         unsigned int level;
 997         int i, j;
 998         bmp_image_t *bmp;
 999         unsigned long len;
1000         ulong bmp_addr[CHARGER_ANIMATION_FRAME];
1001
1002         i2c_set_bus_num(I2C_PMIC);
1003
1004         if (i2c_probe(addr)) {
1005                 printf("Can't found max8998\n");
1006                 return;
1007         }
1008
1009         printf("Charge Mode\n");
1010
1011         i2c_read(addr, 0x0C, 1, val, 1);
1012         val[0] &= ~(0x7 << 0);
1013         val[0] |= 5;            /* 600mA */
1014         i2c_write(addr, 0x0C, 1, val, 1);
1015
1016 #ifdef CONFIG_S5PC1XXFB
1017         init_font();
1018
1019         /* TODO: write the image-text for the charger */
1020
1021         level = battery_soc * CHARGER_ANIMATION_FRAME / 100;
1022         if (level >= CHARGER_ANIMATION_FRAME)
1023                 level = CHARGER_ANIMATION_FRAME - 1;
1024
1025         for (i = 0; i < CHARGER_ANIMATION_FRAME; i++)
1026                 bmp_addr[i] = (ulong)battery_charging_animation[i];
1027
1028         lcd_display_clear();
1029         for (i = 0; i < 3; i++) {
1030                 for (j = level; j < CHARGER_ANIMATION_FRAME; j++) {
1031                         int k;
1032
1033                         bmp = gunzip_bmp(bmp_addr[j], &len);
1034                         lcd_display_bitmap((ulong) bmp, 140, 202);
1035                         free(bmp);
1036
1037                         for (k = 0; k < 10; k++)
1038                                 if (max8998_power_key()) {
1039                                         lcd_display_clear();
1040                                         /* FIXME don't use static function */
1041                                         /* draw_samsung_logo(lcd_base); */
1042                                         return;
1043                                 } else
1044                                         udelay(100 * 1000);
1045                 }
1046         }
1047         exit_font();
1048 #endif
1049
1050         /* EVT0: sleep 1, EVT1: sleep */
1051         if (s5pc1xx_get_cpu_rev() == 0) {
1052                 run_command("sleep 1", 0);
1053                 return;
1054         }
1055
1056         run_command("sleep", 0);
1057 }
1058
1059 static void check_micro_usb(int intr)
1060 {
1061         unsigned char addr;
1062         unsigned char val[2];
1063         static int started_charging_once = 0;
1064         char *path;
1065
1066         if (cpu_is_s5pc100())
1067                 return;
1068
1069         if (board_is_limo_real()) {
1070                 if (hwrevision(0) || hwrevision(1))
1071                         return;
1072         }
1073
1074         i2c_set_bus_num(I2C_PMIC);
1075
1076         if (machine_is_aquila()) {
1077                 if (board_is_aries() || board_is_neptune())
1078                         i2c_set_bus_num(I2C_GPIO6);
1079         } else if (machine_is_cypress()) {
1080                 i2c_set_bus_num(I2C_GPIO6);
1081         } else if (machine_is_geminus()) {
1082                 if (hwrevision(1))
1083                         i2c_set_bus_num(I2C_GPIO6);
1084         }
1085
1086         addr = 0x25;            /* fsa9480 */
1087         if (i2c_probe(addr)) {
1088                 printf("Can't found fsa9480\n");
1089                 return;
1090         }
1091
1092         /* Clear Interrupt */
1093         if (intr) {
1094                 i2c_read(addr, 0x03, 1, val, 2);
1095                 udelay(500 * 1000);
1096         }
1097
1098         /* Read Device Type 1 */
1099         i2c_read(addr, 0x0a, 1, val, 1);
1100
1101 #define FSA_DEDICATED_CHARGER   (1 << 6)
1102 #define FSA_UART                (1 << 3)
1103 #define FSA_USB                 (1 << 2)
1104
1105         /*
1106          * If USB, use default 475mA
1107          * If Charger, use 600mA and go to charge mode
1108          */
1109         if ((val[0] & FSA_DEDICATED_CHARGER) && !started_charging_once) {
1110                 started_charging_once = 1;
1111                 into_charge_mode();
1112         }
1113
1114         /* If Factory Mode is Boot ON-USB, go to download mode */
1115         i2c_read(addr, 0x07, 1, val, 1);
1116
1117 #define FSA_ADC_FAC_USB         0x19
1118 #define FSA_ADC_FAC_UART        0x1d
1119
1120         if (val[0] == FSA_ADC_FAC_USB)
1121                 setenv("bootcmd", "usbdown");
1122
1123         path = getenv("usb");
1124
1125         if (!strncmp(path, "cp", 2))
1126                 run_command("microusb cp", 0);
1127 }
1128
1129 static void micro_usb_switch(int path)
1130 {
1131         unsigned char addr;
1132         unsigned char val[2];
1133
1134         i2c_set_bus_num(I2C_PMIC);
1135
1136         if (machine_is_aquila()) {
1137                 if (board_is_aries() || board_is_neptune())
1138                         i2c_set_bus_num(I2C_GPIO6);
1139         } else if (machine_is_cypress()) {
1140                 i2c_set_bus_num(I2C_GPIO6);
1141         } else if (machine_is_geminus()) {
1142                 if (hwrevision(1))
1143                         i2c_set_bus_num(I2C_GPIO6);
1144         }
1145
1146         addr = 0x25;            /* fsa9480 */
1147         if (i2c_probe(addr)) {
1148                 printf("Can't found fsa9480\n");
1149                 return;
1150         }
1151
1152         if (path)
1153                 val[0] = 0x90;  /* VAUDIO */
1154         else
1155                 val[0] = 0x24;  /* DHOST */
1156
1157         i2c_write(addr, 0x13, 1, val, 1);       /* MANSW1 */
1158
1159         i2c_read(addr, 0x2, 1, val, 1);
1160         val[0] &= ~(1 << 2);
1161         i2c_write(addr, 0x2, 1, val, 1);
1162 }
1163
1164 #define MAX8998_REG_ONOFF1      0x11
1165 #define MAX8998_REG_ONOFF2      0x12
1166 #define MAX8998_REG_ONOFF3      0x13
1167 #define MAX8998_REG_LDO7        0x21
1168 #define MAX8998_REG_LDO17       0x29
1169 /* ONOFF1 */
1170 #define MAX8998_LDO3            (1 << 2)
1171 /* ONOFF2 */
1172 #define MAX8998_LDO6            (1 << 7)
1173 #define MAX8998_LDO7            (1 << 6)
1174 #define MAX8998_LDO8            (1 << 5)
1175 #define MAX8998_LDO9            (1 << 4)
1176 #define MAX8998_LDO10           (1 << 3)
1177 #define MAX8998_LDO11           (1 << 2)
1178 #define MAX8998_LDO12           (1 << 1)
1179 #define MAX8998_LDO13           (1 << 0)
1180 /* ONOFF3 */
1181 #define MAX8998_LDO14           (1 << 7)
1182 #define MAX8998_LDO15           (1 << 6)
1183 #define MAX8998_LDO16           (1 << 5)
1184 #define MAX8998_LDO17           (1 << 4)
1185
1186
1187 static void init_pmic(void)
1188 {
1189         unsigned char addr;
1190         unsigned char val[2];
1191
1192         if (cpu_is_s5pc100())
1193                 return;
1194
1195         i2c_set_bus_num(I2C_PMIC);
1196
1197         addr = 0xCC >> 1;       /* max8998 */
1198         if (i2c_probe(addr)) {
1199                 printf("Can't found max8998\n");
1200                 return;
1201         }
1202
1203         /* ONOFF1 */
1204         i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1205         val[0] &= ~MAX8998_LDO3;
1206         i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1207
1208         /* ONOFF2 */
1209         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1210         /*
1211          * Disable LDO10(VPLL_1.1V), LDO11(CAM_IO_2.8V),
1212          * LDO12(CAM_ISP_1.2V), LDO13(CAM_A_2.8V)
1213          */
1214         val[0] &= ~(MAX8998_LDO10 | MAX8998_LDO11 |
1215                         MAX8998_LDO12 | MAX8998_LDO13);
1216
1217         if (board_is_aries() || board_is_neptune())
1218                 val[0] |= MAX8998_LDO7;         /* LDO7: VLCD_1.8V */
1219
1220         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1221         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1222         /* ONOFF3 */
1223         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1224         /*
1225          * Disable LDO14(CAM_CIF_1.8), LDO15(CAM_AF_3.3V),
1226          * LDO16(VMIPI_1.8V), LDO17(CAM_8M_1.8V)
1227          */
1228         val[0] &= ~(MAX8998_LDO14 | MAX8998_LDO15 |
1229                         MAX8998_LDO16 | MAX8998_LDO17);
1230
1231         if (board_is_aries() || board_is_neptune())
1232                 val[0] |= MAX8998_LDO17;        /* LDO17: VCC_3.0V_LCD */
1233
1234         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1235         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1236 }
1237
1238 static void setup_power_down_mode_registers(void)
1239 {
1240         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
1241         struct s5pc1xx_gpio_bank *bank;
1242         struct gpio_powermode *p;
1243         int n_p;
1244         struct gpio_external *ge;
1245         int n_ge;
1246         struct s5pc1xx_gpio_item *mr;
1247         int n_mr;
1248         int i;
1249
1250         if (cpu_is_s5pc100())
1251                 return;
1252
1253         /* Only Limo real and aries supports worked for sleep currnet */
1254         if (machine_is_aquila()) {
1255                 if (board_is_limo_real())
1256                         /* Support */;
1257                 else if (board_is_aries() || board_is_neptune())
1258                         /* Support */;
1259                 else
1260                         return;
1261         } else if (machine_is_geminus()) {
1262                 /* Support */;
1263         } else
1264                 return;
1265
1266         if (machine_is_aquila()) {
1267                 if (board_is_aries() || board_is_neptune()) {
1268                         /* Aquila rev 0.9 */
1269                         p = aries_powerdown_modes;
1270                         ge = aries_external_powerdown_modes;
1271                         mr = aries_mirror_powerdown_mode;
1272                         n_p = ARRAY_SIZE(aries_powerdown_modes);
1273                         n_ge = ARRAY_SIZE(aries_external_powerdown_modes);
1274                         n_mr = ARRAY_SIZE(aries_mirror_powerdown_mode);
1275                 } else {
1276                         /* Aquila rev 0.8 or lower */
1277                         p = aquila_powerdown_modes;
1278                         ge = aquila_external_powerdown_modes;
1279                         mr = aquila_mirror_powerdown_mode;
1280                         n_p = ARRAY_SIZE(aquila_powerdown_modes);
1281                         n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1282                         n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1283                 }
1284         } else if (machine_is_geminus()) {
1285                 if (hwrevision(1)) {
1286                         /* Same as Aquila rev 0.9 */
1287 #if 0
1288                         p = aries_powerdown_modes;
1289                         ge = aries_external_powerdown_modes;
1290                         mr = aries_mirror_powerdown_mode;
1291                         n_p = ARRAY_SIZE(aries_powerdown_modes);
1292                         n_ge = ARRAY_SIZE(aries_external_powerdown_modes);
1293                         n_mr = ARRAY_SIZE(aries_mirror_powerdown_mode);
1294 #else
1295                         p = aquila_powerdown_modes;
1296                         ge = aquila_external_powerdown_modes;
1297                         mr = aquila_mirror_powerdown_mode;
1298                         n_p = ARRAY_SIZE(aquila_powerdown_modes);
1299                         n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1300                         n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1301 #endif
1302                 } else if (hwrevision(0)) {
1303                         /* Same as Aquila rev 0.8 or lower */
1304                         p = aquila_powerdown_modes;
1305                         ge = aquila_external_powerdown_modes;
1306                         mr = aquila_mirror_powerdown_mode;
1307                         n_p = ARRAY_SIZE(aquila_powerdown_modes);
1308                         n_ge = ARRAY_SIZE(aquila_external_powerdown_modes);
1309                         n_mr = ARRAY_SIZE(aquila_mirror_powerdown_mode);
1310                 } else {
1311                         return; /* Not supported */
1312                 }
1313         }
1314
1315         bank = &gpio->gpio_a0;
1316
1317         for (i = 0; i < n_p; i++, p++, bank++) {
1318                 writel(p->conpdn, &bank->pdn_con);
1319                 writel(p->pudpdn, &bank->pdn_pull);
1320         }
1321         /* M299 */
1322         writel(0xff0022b0, (unsigned int *)0xF0000000);
1323         writel(0xff0022b0, (unsigned int *)0xF1400000);
1324
1325         bank = &gpio->gpio_h0;
1326
1327         for (i = 0; i < n_ge; i++) {
1328                 writel(ge->con, &bank->con);
1329                 writel(ge->dat, &bank->dat);
1330                 writel(ge->pud, &bank->pull);
1331
1332                 bank++;
1333                 ge++;
1334         }
1335
1336         for (i = 0; i < n_mr; i++) {
1337                 unsigned int reg = readl(&mr->bank->pdn_con);
1338                 reg &= ~(1 << mr->number);
1339                 if (readl(&mr->bank->dat) & (1 << mr->number))
1340                         reg |= 1 << mr->number;
1341                 writel(reg, &mr->bank->pdn_con);
1342
1343                 printf("[%8.8X] = %8.8X\n", (unsigned int) (&mr->bank->pdn_con), reg);
1344
1345                 mr++;
1346         }
1347 }
1348
1349 #ifdef CONFIG_LCD
1350 struct spi_platform_data {
1351         struct s5pc1xx_gpio_bank *cs_bank;
1352         struct s5pc1xx_gpio_bank *clk_bank;
1353         struct s5pc1xx_gpio_bank *si_bank;
1354         struct s5pc1xx_gpio_bank *so_bank;
1355
1356         unsigned int cs_num;
1357         unsigned int clk_num;
1358         unsigned int si_num;
1359         unsigned int so_num;
1360
1361         unsigned int board_is_media;
1362 };
1363
1364 extern void s6e63m0_set_platform_data(struct spi_platform_data *pd);
1365 extern void s6d16a0x_set_platform_data(struct spi_platform_data *pd);
1366
1367 struct spi_platform_data spi_pd;
1368
1369 struct s5pc110_gpio *gpio_base = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1370
1371 void lcd_cfg_gpio(void)
1372 {
1373         unsigned int i, f3_end = 4;
1374
1375         for (i = 0; i < 8; i++) {
1376                 /* set GPF0,1,2[0:7] for RGB Interface and Data lines (32bit) */
1377                 gpio_cfg_pin(&gpio_base->gpio_f0, i, GPIO_FUNC(2));
1378                 gpio_cfg_pin(&gpio_base->gpio_f1, i, GPIO_FUNC(2));
1379                 gpio_cfg_pin(&gpio_base->gpio_f2, i, GPIO_FUNC(2));
1380                 /* pull-up/down disable */
1381                 gpio_set_pull(&gpio_base->gpio_f0, i, GPIO_PULL_NONE);
1382                 gpio_set_pull(&gpio_base->gpio_f1, i, GPIO_PULL_NONE);
1383                 gpio_set_pull(&gpio_base->gpio_f2, i, GPIO_PULL_NONE);
1384
1385                 /* drive strength to max (24bit) */
1386                 gpio_set_drv(&gpio_base->gpio_f0, i, GPIO_DRV_4x);
1387                 gpio_set_rate(&gpio_base->gpio_f0, i, GPIO_DRV_SLOW);
1388                 gpio_set_drv(&gpio_base->gpio_f1, i, GPIO_DRV_4x);
1389                 gpio_set_rate(&gpio_base->gpio_f1, i, GPIO_DRV_SLOW);
1390                 gpio_set_drv(&gpio_base->gpio_f2, i, GPIO_DRV_4x);
1391                 gpio_set_rate(&gpio_base->gpio_f2, i, GPIO_DRV_SLOW);
1392         }
1393
1394         /* set DISPLAY_DE_B pin for dual rgb mode. */
1395         if (board_is_media())
1396                 f3_end = 5;
1397
1398         for (i = 0; i < f3_end; i++) {
1399                 /* set GPF3[0:3] for RGB Interface and Data lines (32bit) */
1400                 gpio_cfg_pin(&gpio_base->gpio_f3, i, GPIO_PULL_UP);
1401                 /* pull-up/down disable */
1402                 gpio_set_pull(&gpio_base->gpio_f3, i, GPIO_PULL_NONE);
1403                 /* drive strength to max (24bit) */
1404                 gpio_set_drv(&gpio_base->gpio_f3, i, GPIO_DRV_4x);
1405                 gpio_set_rate(&gpio_base->gpio_f3, i, GPIO_DRV_SLOW);
1406         }
1407         /* display output path selection (only [1:0] valid) */
1408         writel(0x2, 0xE0107008);
1409
1410         /* gpio pad configuration for LCD reset. */
1411         gpio_cfg_pin(&gpio_base->gpio_mp0_5, 5, GPIO_OUTPUT);
1412
1413         /* gpio pad configuration for LCD ON. */
1414         gpio_cfg_pin(&gpio_base->gpio_j1, 3, GPIO_OUTPUT);
1415
1416         /* LCD_BACKLIGHT_EN */
1417         if (machine_is_geminus())
1418                 gpio_cfg_pin(&gpio_base->gpio_mp0_5, 0, GPIO_OUTPUT);
1419
1420         /*
1421          * gpio pad configuration for
1422          * DISPLAY_CS, DISPLAY_CLK, DISPLAY_SO, DISPLAY_SI.
1423          */
1424         gpio_cfg_pin(&gpio_base->gpio_mp0_1, 1, GPIO_OUTPUT);
1425         gpio_cfg_pin(&gpio_base->gpio_mp0_4, 1, GPIO_OUTPUT);
1426         gpio_cfg_pin(&gpio_base->gpio_mp0_4, 2, GPIO_INPUT);
1427         gpio_cfg_pin(&gpio_base->gpio_mp0_4, 3, GPIO_OUTPUT);
1428
1429         if (machine_is_aquila()) {
1430                 spi_pd.cs_bank = &gpio_base->gpio_mp0_1;
1431                 spi_pd.cs_num = 1;
1432                 spi_pd.clk_bank = &gpio_base->gpio_mp0_4;
1433                 spi_pd.clk_num = 1;
1434                 spi_pd.si_bank = &gpio_base->gpio_mp0_4;
1435                 spi_pd.si_num = 3;
1436                 spi_pd.so_bank = &gpio_base->gpio_mp0_4;
1437                 spi_pd.so_num = 2;
1438
1439                 if (board_is_neptune())
1440                         s6d16a0x_set_platform_data(&spi_pd);
1441                 else {
1442                         s6e63m0_set_platform_data(&spi_pd);
1443                         if (board_is_media())
1444                                 spi_pd.board_is_media = 1;
1445                 }
1446         }
1447
1448         if (machine_is_cypress()) {
1449 #if 0           /* universal cypress */
1450                 /* FLCD_CS */
1451                 gpio_cfg_pin(&gpio_base->gpio_mp0_1, 0, GPIO_OUTPUT);
1452 #endif
1453                 /* FLCD_CS_S */
1454                 gpio_cfg_pin(&gpio_base->gpio_mp0_5, 1, GPIO_OUTPUT);
1455                 /* FLCD_CLK */
1456                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 0, GPIO_OUTPUT);
1457                 /* FLCD_SDI */
1458                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 2, GPIO_OUTPUT);
1459                 /* FLCD_RST_S */
1460                 gpio_cfg_pin(&gpio_base->gpio_mp0_4, 5, GPIO_OUTPUT);
1461                 /* FLCD_ON_S */
1462                 gpio_cfg_pin(&gpio_base->gpio_g2, 2, GPIO_OUTPUT);
1463 #if 0           /* universal cypress */
1464                 pd_cs.bank = &gpio_base->gpio_mp0_1;
1465                 pd_cs.num = 0;
1466 #endif
1467                 spi_pd.cs_bank = &gpio_base->gpio_mp0_5;
1468                 spi_pd.cs_num = 1;
1469                 spi_pd.clk_bank = &gpio_base->gpio_mp0_4;
1470                 spi_pd.clk_num = 0;
1471                 spi_pd.si_bank = &gpio_base->gpio_mp0_4;
1472                 spi_pd.si_num = 2;
1473
1474                 /* these data would be sent to s6e63m0 lcd panel driver. */
1475                 s6e63m0_set_platform_data(&spi_pd);
1476         }
1477
1478         return;
1479 }
1480
1481 void backlight_on(unsigned int onoff)
1482 {
1483         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1484
1485         if (onoff) {
1486                 if (machine_is_geminus())
1487                         gpio_set_value(&gpio->gpio_mp0_5, 0, 1);
1488         } else {
1489                 if (machine_is_geminus())
1490                         gpio_set_value(&gpio->gpio_mp0_5, 0, 0);
1491         }
1492 }
1493
1494 void reset_lcd(void)
1495 {
1496         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1497
1498         if (machine_is_aquila() || machine_is_geminus())
1499                 gpio_set_value(&gpio->gpio_mp0_5, 5, 1);
1500         if (machine_is_cypress())
1501                 gpio_set_value(&gpio->gpio_mp0_4, 5, 1);
1502 }
1503
1504 void lcd_power_on(unsigned int onoff)
1505 {
1506         struct s5pc110_gpio *gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1507         if (onoff) {
1508                 /* TSP_LDO_ON */
1509                 if (machine_is_aquila() || machine_is_geminus())
1510                         gpio_set_value(&gpio->gpio_j1, 3, 1);
1511
1512                 if (machine_is_cypress())
1513                         gpio_set_value(&gpio->gpio_g2, 2, 1);
1514
1515                 if (board_is_aries() || board_is_neptune()) {
1516                         unsigned char addr;
1517                         unsigned char val[2];
1518                         unsigned char val2[2];
1519
1520                         i2c_set_bus_num(I2C_PMIC);
1521                         addr = 0xCC >> 1;       /* max8998 */
1522                         if (i2c_probe(addr)) {
1523                                 printf("Can't found max8998\n");
1524                                 return;
1525                         }
1526                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1527                         val[0] &= ~(MAX8998_LDO17);
1528                         val[0] |= MAX8998_LDO17;        /* LDO17: VCC_3.0V_LCD */
1529                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1530
1531                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1532                         val[0] |= MAX8998_LDO17;
1533                         val2[0] = 0xE;
1534                         i2c_write(addr, MAX8998_REG_LDO17, 1, val2, 1);
1535                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1536
1537                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1538                         val[0] |= MAX8998_LDO7;
1539                         val2[0] = 0x2;
1540                         i2c_write(addr, MAX8998_REG_LDO7, 1, val2, 1);
1541                         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1542                 }
1543         } else {
1544                 if (machine_is_aquila() || machine_is_geminus())
1545                         gpio_set_value(&gpio->gpio_j1, 3, 0);
1546
1547                 if (machine_is_cypress())
1548                         gpio_set_value(&gpio->gpio_g2, 2, 0);
1549
1550                 if (board_is_aries() || board_is_neptune()) {
1551                         unsigned char addr;
1552                         unsigned char val[2];
1553
1554                         i2c_set_bus_num(I2C_PMIC);
1555                         addr = 0xCC >> 1;       /* max8998 */
1556                         if (i2c_probe(addr)) {
1557                                 printf("Can't found max8998\n");
1558                                 return;
1559                         }
1560
1561                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1562                         val[0] &= ~(1 << 7);
1563                         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1564                         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1565
1566                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1567                         val[0] &= ~MAX8998_LDO17;
1568                         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1569                         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1570                 }
1571         }
1572 }
1573
1574 extern void s6e63m0_cfg_ldo(void);
1575 extern void s6e63m0_enable_ldo(unsigned int onoff);
1576 extern void s6d16a0x_cfg_ldo(void);
1577 extern void s6d16a0x_enable_ldo(unsigned int onoff);
1578
1579 void init_panel_info(vidinfo_t *vid)
1580 {
1581         vid->cfg_gpio = NULL;
1582         vid->reset_lcd = NULL;
1583         vid->backlight_on = NULL;
1584         vid->lcd_power_on = NULL;
1585
1586         vid->cfg_ldo = NULL;
1587         vid->enable_ldo = NULL;
1588
1589         vid->init_delay = 0;
1590         vid->reset_delay = 0;
1591         vid->power_on_delay = 0;
1592
1593         vid->vl_freq    = 60;
1594         vid->vl_col     = 480;
1595         vid->vl_row     = 800;
1596         vid->vl_width   = 480;
1597         vid->vl_height  = 800;
1598
1599         vid->dual_lcd_enabled = 0;
1600
1601         if (board_is_media()) {
1602                 vid->vl_col     = 960;
1603                 vid->vl_row     = 800;
1604                 vid->vl_width   = 960;
1605                 vid->vl_height  = 800;
1606
1607                 /* enable dual lcd mode. */
1608                 vid->dual_lcd_enabled = 1;
1609         }
1610
1611         vid->vl_clkp    = CONFIG_SYS_HIGH;
1612         vid->vl_hsp     = CONFIG_SYS_LOW;
1613         vid->vl_vsp     = CONFIG_SYS_LOW;
1614         vid->vl_dp      = CONFIG_SYS_HIGH;
1615         vid->vl_bpix    = 32;
1616
1617         /* S6E63M0 LCD Panel */
1618         vid->vl_hspw    = 2;
1619         vid->vl_hbpd    = 16;
1620         vid->vl_hfpd    = 16;
1621
1622         vid->vl_vspw    = 2;
1623         vid->vl_vbpd    = 3;
1624         vid->vl_vfpd    = 28;
1625
1626         if (machine_is_aquila() || machine_is_cypress()) {
1627                 vid->cfg_gpio = lcd_cfg_gpio;
1628                 vid->reset_lcd = reset_lcd;
1629                 vid->backlight_on = backlight_on;
1630                 vid->lcd_power_on = lcd_power_on;
1631                 vid->cfg_ldo = s6e63m0_cfg_ldo;
1632                 vid->enable_ldo = s6e63m0_enable_ldo;
1633
1634                 vid->init_delay = 25000;
1635                 vid->reset_delay = 120000;
1636         }
1637
1638         if (board_is_neptune()) {
1639                 vid->vl_freq    = 100;
1640                 vid->vl_col     = 320;
1641                 vid->vl_row     = 480;
1642                 vid->vl_width   = 320;
1643                 vid->vl_height  = 480;
1644
1645                 vid->vl_clkp    = CONFIG_SYS_HIGH;
1646                 vid->vl_hsp     = CONFIG_SYS_HIGH;
1647                 vid->vl_vsp     = CONFIG_SYS_HIGH;
1648                 vid->vl_dp      = CONFIG_SYS_LOW;
1649                 vid->vl_bpix    = 32;
1650
1651                 /* disable dual lcd mode. */
1652                 vid->dual_lcd_enabled = 0;
1653
1654                 /* S6D16A0X LCD Panel */
1655                 vid->vl_hspw    = 16;
1656                 vid->vl_hbpd    = 24;
1657                 vid->vl_hfpd    = 16;
1658
1659                 vid->vl_vspw    = 2;
1660                 vid->vl_vbpd    = 2;
1661                 vid->vl_vfpd    = 4;
1662
1663                 vid->cfg_gpio = lcd_cfg_gpio;
1664                 vid->backlight_on = NULL;
1665                 vid->lcd_power_on = lcd_power_on;
1666                 vid->reset_lcd = reset_lcd;
1667                 vid->cfg_ldo = s6d16a0x_cfg_ldo;
1668                 vid->enable_ldo = s6d16a0x_enable_ldo;
1669
1670                 vid->init_delay = 10000;
1671                 vid->power_on_delay = 10000;
1672                 vid->reset_delay = 1000;
1673
1674         }
1675
1676         if (machine_is_geminus()) {
1677                 vid->vl_freq    = 60;
1678                 vid->vl_col     = 1024,
1679                 vid->vl_row     = 600,
1680                 vid->vl_width   = 1024,
1681                 vid->vl_height  = 600,
1682                 vid->vl_clkp    = CONFIG_SYS_LOW,
1683                 vid->vl_hsp     = CONFIG_SYS_HIGH,
1684                 vid->vl_vsp     = CONFIG_SYS_HIGH,
1685                 vid->vl_dp      = CONFIG_SYS_LOW,
1686                 vid->vl_bpix    = 32,
1687
1688                 vid->vl_hspw    = 32,
1689                 vid->vl_hfpd    = 48,
1690                 vid->vl_hbpd    = 80,
1691
1692                 vid->vl_vspw    = 1,
1693                 vid->vl_vfpd    = 3,
1694                 vid->vl_vbpd    = 4,
1695
1696                 vid->cfg_gpio = lcd_cfg_gpio;
1697                 vid->reset_lcd = reset_lcd;
1698                 vid->backlight_on = backlight_on;
1699                 vid->lcd_power_on = lcd_power_on;
1700         }
1701 #if 0
1702         vid->vl_freq    = 60;
1703         vid->vl_col     = 480,
1704         vid->vl_row     = 800,
1705         vid->vl_width   = 480,
1706         vid->vl_height  = 800,
1707         vid->vl_clkp    = CONFIG_SYS_HIGH,
1708         vid->vl_hsp     = CONFIG_SYS_LOW,
1709         vid->vl_vsp     = CONFIG_SYS_LOW,
1710         vid->vl_dp      = CONFIG_SYS_HIGH,
1711         vid->vl_bpix    = 32,
1712
1713         /* tl2796 panel. */
1714         vid->vl_hpw     = 4,
1715         vid->vl_blw     = 8,
1716         vid->vl_elw     = 8,
1717
1718         vid->vl_vpw     = 4,
1719         vid->vl_bfw     = 8,
1720         vid->vl_efw     = 8,
1721 #endif
1722 #if 0
1723         vid->vl_freq    = 60;
1724         vid->vl_col     = 1024,
1725         vid->vl_row     = 600,
1726         vid->vl_width   = 1024,
1727         vid->vl_height  = 600,
1728         vid->vl_clkp    = CONFIG_SYS_HIGH,
1729         vid->vl_hsp     = CONFIG_SYS_HIGH,
1730         vid->vl_vsp     = CONFIG_SYS_HIGH,
1731         vid->vl_dp      = CONFIG_SYS_LOW,
1732         vid->vl_bpix    = 32,
1733
1734         /* AMS701KA AMOLED Panel. */
1735         vid->vl_hpw     = 30,
1736         vid->vl_blw     = 114,
1737         vid->vl_elw     = 48,
1738
1739         vid->vl_vpw     = 2,
1740         vid->vl_bfw     = 6,
1741         vid->vl_efw     = 8,
1742 #endif
1743 }
1744 #endif
1745
1746 static void setup_meminfo(void)
1747 {
1748         char meminfo[64] = {0, };
1749         int count = 0, size, real;
1750
1751         size = gd->bd->bi_dram[0].size >> 20;
1752         count += sprintf(meminfo + count, "mem=%dM", size);
1753
1754         /* Each Chip Select can't exceed the 256MiB */
1755         size = gd->bd->bi_dram[1].size >> 20;
1756         real = min(size, 256);
1757         count += sprintf(meminfo + count, " mem=%dM@0x%x",
1758                 real, (unsigned int)gd->bd->bi_dram[1].start);
1759
1760         size -= real;
1761         if (size > 0) {
1762                 count += sprintf(meminfo + count, " mem=%dM@0x%x", size,
1763                         (unsigned int)gd->bd->bi_dram[1].start + (real << 20));
1764         }
1765
1766         setenv("meminfo", meminfo);
1767 }
1768
1769 /*
1770  * CSA partition Migration
1771  * It will be deleted
1772  */
1773 static void csa_migration(void)
1774 {
1775         unsigned int *ubi_id;
1776         int i;
1777
1778         run_command("onenand read 0x40000000 0x400000 0x400000", 0);
1779
1780         for (i = 0; i < 10; i++) {
1781                 ubi_id = (void *) (0x40000000 + 0x40000 * i);
1782                 if (*ubi_id == 0x23494255) /* 0x23494255 = UBI */ {
1783                         printf("CSA Migration is already done....\n");
1784                         return;
1785                 }
1786         }
1787         run_command("onenand erase 0x400000 0x800000", 0);
1788 }
1789
1790 int misc_init_r(void)
1791 {
1792 #ifdef CONFIG_LCD
1793         /* It should be located at first */
1794         lcd_is_enabled = 0;
1795
1796         if (board_is_neptune())
1797                 setenv("lcdinfo", "lcd=s6d16a0x");
1798         else if ((board_is_limo_real() ||
1799                 board_is_limo_universal() ||
1800                 board_is_j1b2()))
1801                 setenv("lcdinfo", "lcd=s6e63m0");
1802         /* it can't classify tl2796 with single-lcd and dual-lcd.
1803         else
1804                 setenv("lcdinfo", "lcd=tl2796-dual");
1805         */
1806
1807         /*
1808          * env values below should be added in case that lcd panel of geminus.
1809          * setenv means that lcd panel has been turned on at u-boot.
1810          */
1811         if (machine_is_geminus())
1812                 setenv("lcdinfo", "lcd=lms480jc01");
1813         if (board_is_media())
1814                 setenv("lcdinfo", "lcd=media");
1815 #endif
1816         setup_meminfo();
1817
1818         show_hw_revision();
1819
1820         /* Set proper PMIC pins */
1821         pmic_pin_init();
1822
1823         /* Check auto burning */
1824         check_auto_burn();
1825
1826         /* To power up I2C2 */
1827         enable_ldos();
1828
1829         /* Enable T-Flash at Limo Real or Limo Universal */
1830         enable_t_flash();
1831
1832         /* Setup Limo Real board GPIOs */
1833         setup_limo_real_gpios();
1834
1835         /* Setup Media board GPIOs */
1836         setup_media_gpios();
1837
1838         /* To usbdown automatically */
1839         check_keypad();
1840
1841         /* check max8998 */
1842         init_pmic();
1843
1844 #ifdef CONFIG_S5PC1XXFB
1845         display_device_info();
1846 #endif
1847
1848         setup_power_down_mode_registers();
1849
1850         /* check max17040 */
1851         check_battery();
1852
1853         /* check fsa9480 */
1854         check_micro_usb(0);
1855
1856         /* csa migration (temporary) */
1857         csa_migration();
1858
1859         return 0;
1860 }
1861 #endif
1862
1863 int board_init(void)
1864 {
1865         /* Set Initial global variables */
1866         s5pc110_gpio = (struct s5pc110_gpio *) S5PC110_GPIO_BASE;
1867
1868         gd->bd->bi_arch_number = MACH_TYPE;
1869         gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
1870
1871         /* Check H/W Revision */
1872         check_hw_revision();
1873
1874         return 0;
1875 }
1876
1877 int dram_init(void)
1878 {
1879         unsigned int base, memconfig0, size;
1880         unsigned int memconfig1, sz = 0;
1881
1882         if (cpu_is_s5pc100()) {
1883                 /* In mem setup, we swap the bank. So below size is correct */
1884                 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
1885                 gd->bd->bi_dram[0].size = PHYS_SDRAM_2_SIZE;
1886                 gd->bd->bi_dram[1].start = S5PC100_PHYS_SDRAM_2;
1887                 size = 128;
1888         } else {
1889                 /* In S5PC110, we can't swap the DMC0/1 */
1890                 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
1891                 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
1892
1893                 base = S5PC110_DMC1_BASE;
1894                 /* DMC configuration */
1895                 memconfig0 = readl(base + MEMCONFIG0_OFFSET);
1896                 gd->bd->bi_dram[1].start = memconfig0 & 0xFF000000;
1897
1898                 size = (memconfig0 >> 16) & 0xFF;
1899                 size = ((unsigned char) ~size) + 1;
1900
1901                 /*
1902                  * (0x07 + 1) * 16 = 128 MiB
1903                  * (0x0f + 1) * 16 = 256 MiB
1904                  */
1905                 size = size << 4;
1906
1907                 /*
1908                  * Aquila Rev0.5 4G3G1G
1909                  * Aquila Rev0.8 4G3G1G
1910                  * Aquila Rev0.9 4G3G1G
1911                  */
1912                 if (machine_is_aquila() &&
1913                     (hwrevision(5) || hwrevision(8) || hwrevision(9))) {
1914                         memconfig1 = readl(base + MEMCONFIG1_OFFSET);
1915
1916                         sz = (memconfig1 >> 16) & 0xFF;
1917                         sz = ((unsigned char) ~sz) + 1;
1918                         sz = sz << 4;
1919                 }
1920
1921         }
1922         /*
1923          * bi_dram[1].size contains all DMC1 memory size
1924          */
1925         gd->bd->bi_dram[1].size = (size + sz) << 20;
1926
1927         return 0;
1928 }
1929
1930 /* Used for sleep test */
1931 static unsigned char saved_val[4][2];
1932 void board_sleep_init_late(void)
1933 {
1934         /* CODEC_LDO_EN: GPF3[4] */
1935         gpio_direction_output(&s5pc110_gpio->gpio_f3, 4, 0);
1936         /* CODEC_XTAL_EN: GPH3[2] */
1937         gpio_direction_output(&s5pc110_gpio->gpio_h3, 2, 0);
1938
1939         /* MMC T_FLASH off */
1940         gpio_direction_output(&s5pc110_gpio->gpio_mp0_5, 4, 0);
1941         /* MHL off */
1942         gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, 0);
1943         gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 7, 0);
1944         gpio_direction_output(&s5pc110_gpio->gpio_j2, 3, 0); /* MHL_ON for REV02 or higher */
1945
1946
1947 }
1948 void board_sleep_init(void)
1949 {
1950         unsigned char addr;
1951         unsigned char val[2];
1952
1953         i2c_set_bus_num(I2C_PMIC);
1954         addr = 0xCC >> 1;
1955         if (i2c_probe(addr)) {
1956                 printf("Can't find max8998\n");
1957                 return;
1958         }
1959
1960         /* Set ONOFF1 */
1961         i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1962         saved_val[0][0] = val[0];
1963         saved_val[0][1] = val[1];
1964         val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4) | (1 << 2) |
1965                         (1 << 1) | (1 << 0));
1966         i2c_write(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1967         i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
1968         /* Set ONOFF2 */
1969         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1970         saved_val[1][0] = val[0];
1971         saved_val[1][1] = val[1];
1972         val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 3) |
1973                         (1 << 2) | (1 << 1) | (1 << 0));
1974         val[0] |= (1 << 7);
1975         i2c_write(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1976         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
1977         /* Set ONOFF3 */
1978         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1979         saved_val[2][0] = val[0];
1980         saved_val[2][1] = val[1];
1981         val[0] &= ~((1 << 7) | (1 << 6) | (1 << 5) | (1 << 4));
1982         i2c_write(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1983         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
1984         /* Set ONOFF4 */
1985         i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
1986         saved_val[3][0] = val[0];
1987         saved_val[3][1] = val[1];
1988         val[0] &= ~((1 << 7) | (1 << 6) | (1 << 4));
1989         i2c_write(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
1990         i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
1991         printf("Turned off regulators. Preparing to sleep. [%s:%d]\n",
1992                         __FILE__, __LINE__);
1993 }
1994
1995 void board_sleep_resume(void)
1996 {
1997         unsigned char addr;
1998         unsigned char val[2];
1999
2000         show_hw_revision();
2001
2002         i2c_set_bus_num(I2C_PMIC);
2003         addr = 0xCC >> 1;
2004         if (i2c_probe(addr)) {
2005                 printf("Can't find max8998\n");
2006                 return;
2007         }
2008
2009         /* Set ONOFF1 */
2010         i2c_write(addr, MAX8998_REG_ONOFF1, 1, saved_val[0], 1);
2011         i2c_read(addr, MAX8998_REG_ONOFF1, 1, val, 1);
2012         /* Set ONOFF2 */
2013         i2c_write(addr, MAX8998_REG_ONOFF2, 1, saved_val[1], 1);
2014         i2c_read(addr, MAX8998_REG_ONOFF2, 1, val, 1);
2015         /* Set ONOFF3 */
2016         i2c_write(addr, MAX8998_REG_ONOFF3, 1, saved_val[2], 1);
2017         i2c_read(addr, MAX8998_REG_ONOFF3, 1, val, 1);
2018         /* Set ONOFF4 */
2019         i2c_write(addr, MAX8998_REG_ONOFF3+1, 1, saved_val[3], 1);
2020         i2c_read(addr, MAX8998_REG_ONOFF3+1, 1, val, 1);
2021         printf("Waked up.\n");
2022
2023         /* check max17040 */
2024         check_battery();
2025
2026         /* check fsa9480 */
2027         check_micro_usb(1);
2028 }
2029
2030 #ifdef CONFIG_CMD_USBDOWN
2031 int usb_board_init(void)
2032 {
2033 #ifdef CONFIG_CMD_PMIC
2034         run_command("pmic ldo 3 on", 0);
2035 #endif
2036
2037         if (cpu_is_s5pc100()) {
2038 #ifdef CONFIG_HARD_I2C
2039                 uchar val[2] = {0,};
2040
2041                 /* PMIC */
2042                 if (i2c_read(0x66, 0, 1, val, 2)) {
2043                         printf("i2c_read error\n");
2044                         return 1;
2045                 }
2046
2047                 val[0] |= (1 << 3);
2048                 val[1] |= (1 << 5);
2049
2050                 if (i2c_write(0x66, 0, 1, val, 2)) {
2051                         printf("i2c_write error\n");
2052                         return 1;
2053                 }
2054                 i2c_read(0x66, 0, 1, val, 2);
2055 #endif
2056                 return 0;
2057         }
2058
2059         /* S5PC110 */
2060         if (board_is_limo_universal() ||
2061                 board_is_limo_real() ||
2062                 board_is_media()) {
2063                 /* check usb path */
2064                 if (board_is_limo_real() && !hwrevision(6))
2065                         check_mhl();
2066         }
2067
2068         if (machine_is_tickertape())
2069                 /* USB_SEL: XM0ADDR_0: MP04[0] output mode */
2070                 gpio_direction_output(&s5pc110_gpio->gpio_mp0_4, 0, 0);
2071
2072         /* USB Path to AP */
2073         micro_usb_switch(0);
2074
2075         return 0;
2076 }
2077 #endif
2078
2079 #ifdef CONFIG_GENERIC_MMC
2080 int board_mmc_init(bd_t *bis)
2081 {
2082         unsigned int reg;
2083         unsigned int clock;
2084         struct s5pc110_clock *clk = (struct s5pc110_clock *)S5PC1XX_CLOCK_BASE;
2085         int i;
2086
2087         /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
2088         if (machine_is_aquila() && (board_is_aries() || board_is_neptune()))
2089                 gpio_direction_output(&s5pc110_gpio->gpio_j2, 7, 1);
2090
2091         /* MMC0 Clock source = SCLKMPLL */
2092         reg = readl(&clk->src4);
2093         reg &= ~0xf;
2094         reg |= 0x6;
2095         writel(reg, &clk->src4);
2096
2097         reg = readl(&clk->div4);
2098         reg &= ~0xf;
2099
2100         /* set div value near 50MHz */
2101         clock = get_pll_clk(MPLL) / 1000000;
2102         for (i = 0; i < 0xf; i++) {
2103                 if ((clock / (i + 1)) <= 50) {
2104                         reg |= i << 0;
2105                         break;
2106                 }
2107         }
2108
2109         writel(reg, &clk->div4);
2110
2111         /*
2112          * MMC0 GPIO
2113          * GPG0[0]      SD_0_CLK
2114          * GPG0[1]      SD_0_CMD
2115          * GPG0[2]      SD_0_CDn        -> Not used
2116          * GPG0[3:6]    SD_0_DATA[0:3]
2117          */
2118         for (i = 0; i < 7; i++) {
2119                 if (i == 2)
2120                         continue;
2121                 /* GPG0[0:6] special function 2 */
2122                 gpio_cfg_pin(&s5pc110_gpio->gpio_g0, i, 0x2);
2123                 /* GPG0[0:6] pull disable */
2124                 gpio_set_pull(&s5pc110_gpio->gpio_g0, i, GPIO_PULL_NONE);
2125                 /* GPG0[0:6] drv 4x */
2126                 gpio_set_drv(&s5pc110_gpio->gpio_g0, i, GPIO_DRV_4x);
2127         }
2128
2129         return s5pc1xx_mmc_init(0);
2130 }
2131 #endif
2132
2133 #ifdef CONFIG_CMD_PMIC
2134 static int pmic_status(void)
2135 {
2136         unsigned char addr, val[2];
2137         int reg, i;
2138
2139         i2c_set_bus_num(I2C_PMIC);
2140         addr = 0xCC >> 1;
2141         if (i2c_probe(addr)) {
2142                 printf("Can't found max8998\n");
2143                 return -1;
2144         }
2145
2146         reg = 0x11;
2147         i2c_read(addr, reg, 1, val, 1);
2148         for (i = 7; i >= 4; i--)
2149                 printf("BUCK%d %s\n", 7 - i + 1,
2150                         val[0] & (1 << i) ? "on" : "off");
2151         for (; i >= 0; i--)
2152                 printf("LDO%d %s\n", 5 - i,
2153                         val[0] & (1 << i) ? "on" : "off");
2154         reg = 0x12;
2155         i2c_read(addr, reg, 1, val, 1);
2156         for (i = 7; i >= 0; i--)
2157                 printf("LDO%d %s\n", 7 - i + 6,
2158                         val[0] & (1 << i) ? "on" : "off");
2159         reg = 0x13;
2160         i2c_read(addr, reg, 1, val, 1);
2161         for (i = 7; i >= 4; i--)
2162                 printf("LDO%d %s\n", 7 - i + 14,
2163                         val[0] & (1 << i) ? "on" : "off");
2164
2165         reg = 0xd;
2166         i2c_read(addr, reg, 1, val, 1);
2167         for (i = 7; i >= 6; i--)
2168                 printf("SAFEOUT%d %s\n", 7 - i + 1,
2169                         val[0] & (1 << i) ? "on" : "off");
2170         return 0;
2171 }
2172
2173 static int pmic_ldo_control(int buck, int ldo, int safeout, int on)
2174 {
2175         unsigned char addr, val[2];
2176         unsigned int reg, shift;
2177
2178         if (ldo) {
2179                 if (ldo < 2)
2180                         return -1;
2181                 if (ldo <= 5) {
2182                         reg = 0x11;
2183                         shift = 5 - ldo;
2184                 } else if (ldo <= 13) {
2185                         reg = 0x12;
2186                         shift = 13 - ldo;
2187                 } else if (ldo <= 17) {
2188                         reg = 0x13;
2189                         shift = 17 - ldo + 4;
2190                 } else
2191                         return -1;
2192         } else if (buck) {
2193                 if (buck > 4)
2194                         return -1;
2195                 reg = 0x11;
2196                 shift = 4 - buck + 4;
2197         } else if (safeout) {
2198                 if (safeout > 3)
2199                         return -1;
2200                 reg = 0xd;
2201                 shift = 8 - safeout;
2202         } else
2203                 return -1;
2204
2205         i2c_set_bus_num(I2C_PMIC);
2206         addr = 0xCC >> 1;
2207         if (i2c_probe(addr)) {
2208                 printf("Can't found max8998\n");
2209                 return -1;
2210         }
2211
2212         i2c_read(addr, reg, 1, val, 1);
2213         if (on)
2214                 val[0] |= (1 << shift);
2215         else
2216                 val[0] &= ~(1 << shift);
2217         i2c_write(addr, reg, 1, val, 1);
2218         i2c_read(addr, reg, 1, val, 1);
2219
2220         if (ldo)
2221                 printf("ldo %d value 0x%x, %s\n", ldo, val[0],
2222                         val[0] & (1 << shift) ? "on" : "off");
2223         else if (buck)
2224                 printf("buck %d value 0x%x, %s\n", buck, val[0],
2225                         val[0] & (1 << shift) ? "on" : "off");
2226         else if (safeout)
2227                 printf("safeout %d value 0x%x, %s\n", safeout, val[0],
2228                         val[0] & (1 << shift) ? "on" : "off");
2229
2230         return 0;
2231 }
2232
2233 static int do_pmic(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2234 {
2235         int buck = 0, ldo = 0, safeout = 0, on = -1;
2236
2237         switch (argc) {
2238         case 2:
2239                 if (strncmp(argv[1], "status", 6) == 0)
2240                         return pmic_status();
2241                 break;
2242         case 4:
2243                 if (strncmp(argv[1], "ldo", 3) == 0)
2244                         ldo = simple_strtoul(argv[2], NULL, 10);
2245                 else if (strncmp(argv[1], "buck", 4) == 0)
2246                         buck = simple_strtoul(argv[2], NULL, 10);
2247                 else if (strncmp(argv[1], "safeout", 7) == 0)
2248                         safeout = simple_strtoul(argv[2], NULL, 10);
2249                 else
2250                         break;
2251
2252                 if (strncmp(argv[3], "on", 2) == 0)
2253                         on = 1;
2254                 else if (strncmp(argv[3], "off", 3) == 0)
2255                         on = 0;
2256                 else
2257                         break;
2258
2259                 return pmic_ldo_control(buck, ldo, safeout, on);
2260
2261         default:
2262                 break;
2263         }
2264
2265         cmd_usage(cmdtp);
2266         return 1;
2267 }
2268
2269 U_BOOT_CMD(
2270         pmic,           CONFIG_SYS_MAXARGS,     1, do_pmic,
2271         "PMIC LDO & BUCK control",
2272         "status - Display PMIC LDO & BUCK status\n"
2273         "pmic ldo num on/off - Turn on/off the LDO\n"
2274         "pmic buck num on/off - Turn on/off the BUCK\n"
2275         "pmic safeout num on/off - Turn on/off the SAFEOUT\n"
2276 );
2277 #endif
2278
2279 #ifdef CONFIG_CMD_DEVICE_POWER
2280
2281 enum {
2282         POWER_NONE,
2283         POWER_TOUCH,
2284         POWER_3_TOUCHKEY,
2285         POWER_LCD,
2286         POWER_HAPTIC,
2287         POWER_AUDIO_CODEC,
2288         POWER_FM_RADIO,
2289         POWER_BT_WIFI,
2290         POWER_HDMI,
2291 };
2292
2293 static void power_display_devices(void)
2294 {
2295         printf("devices:\n");
2296         printf("\t%d - touch\n", POWER_TOUCH);
2297         printf("\t%d - 3 touchkey\n", POWER_3_TOUCHKEY);
2298         printf("\t%d - LCD\n", POWER_LCD);
2299         printf("\t%d - Haptic\n", POWER_HAPTIC);
2300         printf("\t%d - Audio Codec\n", POWER_AUDIO_CODEC);
2301         printf("\t%d - FM Radio\n", POWER_FM_RADIO);
2302         printf("\t%d - BT/WiFi\n", POWER_BT_WIFI);
2303         printf("\t%d - HDMI\n", POWER_HDMI);
2304 }
2305
2306 static int power_hdmi(int on)
2307 {
2308         /* HDMI_EN1: GPJ2[2] */
2309         gpio_direction_output(&s5pc110_gpio->gpio_j2, 2, on);
2310         /* MHL_ON: GPJ2[3] */
2311         gpio_direction_output(&s5pc110_gpio->gpio_j2, 3, on);
2312         return 0;
2313 }
2314
2315 static int power_bt_wifi(int on)
2316 {
2317         /* WLAN_BT_EN: GPB[5] */
2318         gpio_direction_output(&s5pc110_gpio->gpio_b, 5, on);
2319         return 0;
2320 }
2321
2322 static int power_fm_radio(int on)
2323 {
2324         /* FM_BUS_nRST: GPJ2[5] */
2325         gpio_direction_output(&s5pc110_gpio->gpio_j2, 5, !on);
2326         return 0;
2327 }
2328
2329 static int power_audio_codec(int on)
2330 {
2331         /* CODEC_LDO_EN: GPF3[4] */
2332         gpio_direction_output(&s5pc110_gpio->gpio_f3, 4, on);
2333         /* CODEC_XTAL_EN: GPH3[2] */
2334         gpio_direction_output(&s5pc110_gpio->gpio_h3, 2, on);
2335         return 0;
2336 }
2337
2338 static int power_haptic(int on)
2339 {
2340         /* HAPTIC_ON: GPJ1[1] */
2341         gpio_direction_output(&s5pc110_gpio->gpio_j1, 1, on);
2342         return 0;
2343 }
2344
2345 static int power_lcd(int on)
2346 {
2347         /* MLCD_ON: GPJ1[3] */
2348         gpio_direction_output(&s5pc110_gpio->gpio_j1, 3, on);
2349         return 0;
2350 }
2351
2352 static int power_touch(int on)
2353 {
2354         /* TOUCH_EN: GPG3[6] */
2355         gpio_direction_output(&s5pc110_gpio->gpio_g3, 6, on);
2356         return 0;
2357 }
2358
2359 static int power_3_touchkey(int on)
2360 {
2361         if (on) {
2362                 /* 3_TOUCH_EN - GPJ3[0] : (J1B2) */
2363                 /* 3_TOUCH_EN - GPJ3[5] : (not J1B2) */
2364                 if (board_rev & J1_B2_BOARD)
2365                         gpio_direction_output(&s5pc110_gpio->gpio_j3, 0, on);
2366                 else
2367                         gpio_direction_output(&s5pc110_gpio->gpio_j3, 5, on);
2368
2369                 /* 3_TOUCH_CE - GPJ2[6] */
2370                 gpio_direction_output(&s5pc110_gpio->gpio_j2, 6, on);   /* TOUCH_CE */
2371         } else {
2372                 /* 3_TOUCH_CE - GPJ2[6] */
2373                 gpio_direction_output(&s5pc110_gpio->gpio_j2, 6, on);   /* TOUCH_CE */
2374         }
2375
2376         if (on) {
2377                 unsigned int reg;
2378                 unsigned char val[2];
2379                 unsigned char addr = 0x20;              /* mcs5000 3-touchkey */
2380
2381                 /* Require 100ms */
2382                 udelay(80 * 1000);
2383
2384                 /* 3 touchkey */
2385                 i2c_set_bus_num(I2C_GPIO10);
2386
2387                 /* Workaround to probe */
2388                 if (i2c_probe(addr)) {
2389                         if (i2c_probe(addr)) {
2390                                 printf("Can't found 3 touchkey\n");
2391                                 return -ENODEV;
2392                         }
2393                 }
2394
2395 #define MCS5000_TK_HW_VERSION  0x06
2396 #define MCS5000_TK_FW_VERSION  0x0A
2397 #define MCS5000_TK_MI_VERSION  0x0B
2398
2399                 reg = MCS5000_TK_MI_VERSION;
2400                 i2c_read(addr, reg, 1, val, 1);
2401                 printf("3-touchkey:\tM/I 0x%x, ", val[0]);
2402                 reg = MCS5000_TK_HW_VERSION;
2403                 i2c_read(addr, reg, 1, val, 1);
2404                 printf("H/W 0x%x, ", val[0]);
2405                 reg = MCS5000_TK_FW_VERSION;
2406                 i2c_read(addr, reg, 1, val, 1);
2407                 printf("F/W 0x%x\n", val[0]);
2408         }
2409         return 0;
2410 }
2411
2412 static int power_control(int device, int on)
2413 {
2414         switch (device) {
2415         case POWER_TOUCH:
2416                 return power_touch(on);
2417         case POWER_3_TOUCHKEY:
2418                 return power_3_touchkey(on);
2419         case POWER_LCD:
2420                 return power_lcd(on);
2421         case POWER_HAPTIC:
2422                 return power_haptic(on);
2423         case POWER_AUDIO_CODEC:
2424                 return power_audio_codec(on);
2425         case POWER_FM_RADIO:
2426                 return power_fm_radio(on);
2427         case POWER_BT_WIFI:
2428                 return power_bt_wifi(on);
2429         case POWER_HDMI:
2430                 return power_hdmi(on);
2431         default:
2432                 printf("I don't know device %d\n", device);
2433                 break;
2434         }
2435         return 0;
2436 }
2437
2438 static int power_on(int on)
2439 {
2440         power_touch(on);
2441         power_3_touchkey(on);
2442         power_lcd(on);
2443         power_haptic(on);
2444         power_audio_codec(on);
2445         power_fm_radio(on);
2446         power_bt_wifi(on);
2447         power_hdmi(on);
2448
2449         return 0;
2450 }
2451
2452 static int do_power(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2453 {
2454         int device, on;
2455
2456         if (!machine_is_aquila())
2457                 goto out;
2458
2459         switch (argc) {
2460         case 2:
2461                 if (strncmp(argv[1], "on", 2) == 0)
2462                         return power_on(1);
2463                 if (strncmp(argv[1], "off", 3) == 0)
2464                         return power_on(0);
2465                 break;
2466         case 3:
2467                 device = simple_strtoul(argv[1], NULL, 10);
2468                 if (device < 0)
2469                         break;
2470
2471                 if (strncmp(argv[2], "on", 2) == 0)
2472                         on = 1;
2473                 else if (strncmp(argv[2], "off", 3) == 0)
2474                         on = 0;
2475                 else
2476                         break;
2477                 return power_control(device, on);
2478         default:
2479                 break;
2480         }
2481 out:
2482         cmd_usage(cmdtp);
2483         power_display_devices();
2484         return 1;
2485 }
2486
2487 U_BOOT_CMD(
2488         power,          CONFIG_SYS_MAXARGS,     1, do_power,
2489         "Device Power Management control",
2490         "device on/off - Turn on/off the device\n"
2491 );
2492
2493 static int do_microusb(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
2494 {
2495         switch (argc) {
2496         case 2:
2497                 if (strncmp(argv[1], "cp", 2) == 0) {
2498                         micro_usb_switch(1);
2499                         pmic_ldo_control(0, 0, 2, 1);
2500                         setenv("usb", "cp");
2501                 } else if (strncmp(argv[1], "ap", 2) == 0) {
2502                         micro_usb_switch(0);
2503                         pmic_ldo_control(0, 0, 2, 0);
2504                         setenv("usb", "ap");
2505                 }
2506                 break;
2507         default:
2508                 cmd_usage(cmdtp);
2509                 return 1;
2510         }
2511
2512         saveenv();
2513
2514         printf("USB Path is set to %s\n", getenv("usb"));
2515
2516         return 0;
2517 }
2518
2519 U_BOOT_CMD(
2520         microusb,               CONFIG_SYS_MAXARGS,     1, do_microusb,
2521         "Micro USB Switch",
2522         "cp - switch to CP\n"
2523         "microusb ap - switch to AP\n"
2524 );
2525 #endif