drivers/misc/mediatek/lcm/r61408_wvga_dsi_cmd/r61408_wvga_dsi_cmd.c

   1 #include <linux/string.h>
   2
   3 #include "lcm_drv.h"
   4
   5 // ---------------------------------------------------------------------------
   6 //  Local Constants
   7 // ---------------------------------------------------------------------------
   8
   9 #define FRAME_WIDTH  (480)
  10 #define FRAME_HEIGHT (800)
  11
  12 // ---------------------------------------------------------------------------
  13 //  Local Variables
  14 // ---------------------------------------------------------------------------
  15
  16 static LCM_UTIL_FUNCS lcm_util = {0};
  17
  18 #define SET_RESET_PIN(v)    (lcm_util.set_reset_pin((v)))
  19
  20 #define UDELAY(n) (lcm_util.udelay(n))
  21 #define MDELAY(n) (lcm_util.mdelay(n))
  22
  23
  24 // ---------------------------------------------------------------------------
  25 //  Local Functions
  26 // ---------------------------------------------------------------------------
  27
  28 #define dsi_set_cmdq(pdata, queue_size, force_update)           lcm_util.dsi_set_cmdq(pdata, queue_size, force_update)
  29 #define wrtie_cmd(cmd)                                                                  lcm_util.dsi_write_cmd(cmd)
  30 #define write_regs(addr, pdata, byte_nums)                              lcm_util.dsi_write_regs(addr, pdata, byte_nums)
  31 #define read_reg                                                                                        lcm_util.dsi_read_reg()
  32
  33
  34 #define LCM_DSI_CMD_MODE
  35
  36 static void init_lcm_registers(void)
  37 {
  38         unsigned int data_array[16];
  39 #if defined(LCM_DSI_CMD_MODE)
  40         {
  41                 data_array[0] = 0x04B02300;
  42                 dsi_set_cmdq(&data_array, 1, 1);
  43                 MDELAY(50);
  44 #if 1
  45                 data_array[0] = 0x00032902;
  46                 data_array[1] = 0x000002B3;
  47                 dsi_set_cmdq(&data_array, 2, 1);
  48                 MDELAY(50);
  49
  50                 data_array[0] = 0x00032902;//DSI control
  51                 data_array[1] = 0x008352B6;
  52                 dsi_set_cmdq(&data_array, 2, 1);
  53                 MDELAY(50);
  54
  55                 data_array[0] = 0x00052902;//MDDI
  56                 data_array[1] = 0x118000B7;
  57                 data_array[2] = 0x00000025;
  58                 dsi_set_cmdq(&data_array, 3, 1);
  59                 MDELAY(50);
  60
  61                 data_array[0] = 0x00BD2300; //resizing
  62                 dsi_set_cmdq(&data_array, 1, 1);
  63                 MDELAY(50);
  64
  65                 data_array[0] = 0x00032902; // panel driving setting 1
  66                 data_array[1] = 0x008702C0;
  67                 dsi_set_cmdq(&data_array, 2, 1);
  68                 MDELAY(50);
  69
  70                 data_array[0] = 0x00102902; // panel driving setting 2
  71                 data_array[1] = 0x003543C1;
  72                 data_array[2] = 0x12222020;
  73                 data_array[3] = 0xA5084426;
  74                 data_array[4] = 0x0121580F;
  75                 dsi_set_cmdq(&data_array, 5, 1);
  76                 MDELAY(50);
  77
  78                 data_array[0] = 0x00072902; // V-timing setting
  79                 data_array[1] = 0x060608C2;
  80                 data_array[2] = 0x00040107;
  81                 dsi_set_cmdq(&data_array, 3, 1);
  82                 MDELAY(50);
  83
  84                 data_array[0] = 0x00032902; // outline
  85                 data_array[1] = 0x000000C6;
  86                 dsi_set_cmdq(&data_array, 2, 1);
  87                 MDELAY(50);
  88
  89                 data_array[0] = 0x00192902; // GAMMA A
  90                 data_array[1] = 0x1E1600C8;
  91                 data_array[2] = 0x374D3528;
  92                 data_array[3] = 0x040B1422;
  93                 data_array[4] = 0x1E160000;
  94                 data_array[5] = 0x374D3528;
  95                 data_array[6] = 0x040B1422;
  96                 data_array[7] = 0x00000000;
  97                 dsi_set_cmdq(&data_array, 8, 1);
  98                 MDELAY(50);
  99
 100                 data_array[0] = 0x00192902; // GAMMA B
 101                 data_array[1] = 0x1E1600C9;
 102                 data_array[2] = 0x374D3528;
 103                 data_array[3] = 0x040B1422;
 104                 data_array[4] = 0x1E160000;
 105                 data_array[5] = 0x374D3528;
 106                 data_array[6] = 0x040B1422;
 107                 data_array[7] = 0x00000000;
 108                 dsi_set_cmdq(&data_array, 8, 1);
 109                 MDELAY(50);
 110
 111                 data_array[0] = 0x00192902; // GAMMA C
 112                 data_array[1] = 0x1E1600CA;
 113                 data_array[2] = 0x374D3528;
 114                 data_array[3] = 0x040B1422;
 115                 data_array[4] = 0x1E160000;
 116                 data_array[5] = 0x374D3528;
 117                 data_array[6] = 0x040B1422;
 118                 data_array[7] = 0x00000000;
 119                 dsi_set_cmdq(&data_array, 8, 1);
 120                 MDELAY(50);
 121
 122                 data_array[0] = 0x00112902; // Power setting
 123                 data_array[1] = 0xBD03A9D0;
 124                 data_array[2] = 0x20720CA5;
 125                 data_array[3] = 0x01000110;
 126                 data_array[4] = 0x01030001;
 127                 data_array[5] = 0x00000000;
 128                 dsi_set_cmdq(&data_array, 6, 1);
 129                 MDELAY(50);
 130
 131                 data_array[0] = 0x00082902; // Power setting
 132                 data_array[1] = 0x230C18D1;
 133                 data_array[2] = 0x50027503;
 134                 dsi_set_cmdq(&data_array, 3, 1);
 135                 MDELAY(50);
 136
 137                 data_array[0] = 0x33D32300;
 138                 dsi_set_cmdq(&data_array, 1, 1);
 139                 MDELAY(50);
 140
 141                 data_array[0] = 0x00032902;
 142                 data_array[1] = 0x001B1BD5;
 143                 dsi_set_cmdq(&data_array, 2, 1);
 144                 MDELAY(50);
 145
 146                 data_array[0] = 0xA8D62300;
 147                 dsi_set_cmdq(&data_array, 1, 1);
 148                 MDELAY(50);
 149
 150                 data_array[0] = 0x00032902;
 151                 data_array[1] = 0x000001DE;
 152                 dsi_set_cmdq(&data_array, 2, 1);
 153                 MDELAY(50);
 154
 155                 data_array[0] = 0x00052902;
 156                 data_array[1] = 0x000000E0;
 157                 data_array[2] = 0x00000000;
 158                 dsi_set_cmdq(&data_array, 3, 1);
 159                 MDELAY(50);
 160
 161                 data_array[0] = 0x00072902;
 162                 data_array[1] = 0x010101E1;
 163                 data_array[2] = 0x00000101;
 164                 dsi_set_cmdq(&data_array, 3, 1);
 165                 MDELAY(50);
 166
 167                 data_array[0] = 0x00e62300;
 168                 dsi_set_cmdq(&data_array, 1, 1);
 169                 MDELAY(50);
 170
 171                 data_array[0] = 0x03FA2300;
 172                 dsi_set_cmdq(&data_array, 1, 1);
 173                 MDELAY(50);
 174 #endif
 175                 data_array[0] = 0x00053902;
 176                 data_array[1] = 0x0300002B;
 177                 data_array[2] = 0x00000055;
 178                 dsi_set_cmdq(&data_array, 3, 1);
 179                 MDELAY(50);
 180
 181                 data_array[0] = 0x00053902;
 182                 data_array[1] = 0x0100002A;
 183                 data_array[2] = 0x000000DF;
 184                 dsi_set_cmdq(&data_array, 3, 1);
 185                 MDELAY(50);
 186
 187                 data_array[0] = 0x00361500;
 188                 dsi_set_cmdq(&data_array, 1, 1);
 189                 MDELAY(50);
 190
 191                 data_array[0] = 0x773A1500;
 192                 dsi_set_cmdq(&data_array, 1, 1);
 193                 MDELAY(50);
 194
 195 //              data_array[0] = 0x03B02300;
 196 //              dsi_set_cmdq(&data_array, 1, 1);
 197 #if 0
 198                 data_array[0] = 0x28D60500;
 199                 dsi_set_cmdq(&data_array, 1, 1);
 200                 MDELAY(50);
 201
 202                 data_array[0] = 0x000E2902;
 203                 data_array[1] = 0x700000FD;
 204                 data_array[2] = 0x34313200;
 205                 data_array[3] = 0x04313230;
 206                 data_array[4] = 0x00000000;
 207                 dsi_set_cmdq(&data_array, 5, 1);
 208                 MDELAY(50);
 209
 210                 data_array[0] = 0x00052902;
 211                 data_array[1] = 0x000000FE;
 212                 data_array[2] = 0x00000020;
 213                 dsi_set_cmdq(&data_array, 3, 1);
 214                 MDELAY(50);
 215 /*
 216                 data_array[0] = 0x00112902; // Power setting
 217                 data_array[1] = 0xBD03A9D0;
 218                 data_array[2] = 0x20720CA5;
 219                 data_array[3] = 0x01000110;
 220                 data_array[4] = 0x01030001;
 221                 data_array[5] = 0x00000000;
 222                 dsi_set_cmdq(&data_array, 6, 1);
 223                 MDELAY(50);
 224
 225                 data_array[0] = 0x00082902; // Power setting
 226                 data_array[1] = 0x230C18D1;
 227                 data_array[2] = 0x50027503;
 228                 dsi_set_cmdq(&data_array, 3, 1);
 229                 MDELAY(50);
 230
 231                 data_array[0] = 0x33D32300;
 232                 dsi_set_cmdq(&data_array, 1, 1);
 233                 MDELAY(50);
 234 */
 235 #endif
 236                 data_array[0] = 0x00110500;
 237                 dsi_set_cmdq(&data_array, 1, 1);
 238
 239                 MDELAY(125);
 240
 241                 data_array[0] = 0x00290500;
 242                 dsi_set_cmdq(&data_array, 1, 1);
 243                 MDELAY(125);
 244
 245                 data_array[0] = 0x03B02300;
 246                 dsi_set_cmdq(&data_array, 1, 1);
 247                 MDELAY(50);
 248         }
 249 #endif
 250 }
 251 // ---------------------------------------------------------------------------
 252 //  LCM Driver Implementations
 253 // ---------------------------------------------------------------------------
 254
 255 static void lcm_set_util_funcs(const LCM_UTIL_FUNCS *util)
 256 {
 257     memcpy(&lcm_util, util, sizeof(LCM_UTIL_FUNCS));
 258 }
 259
 260
 261 static void lcm_get_params(LCM_PARAMS *params)
 262 {
 263                 memset(params, 0, sizeof(LCM_PARAMS));
 264
 265                 params->type   = LCM_TYPE_DSI;
 266 #if defined(LCM_DSI_CMD_MODE)
 267                 params->dsi.mode   = CMD_MODE;
 268 #else
 269                 params->dsi.mode   = SYNC_EVENT_VDO_MODE;
 270 #endif
 271                 params->ctrl   = LCM_CTRL_PARALLEL_DBI;
 272                 //params->ctrl   = LCM_CTRL_NONE;
 273                 params->width  = FRAME_WIDTH;
 274                 params->height = FRAME_HEIGHT;
 275
 276                 // DBI
 277                 //params->dbi.port                    = 0;
 278                 params->dbi.clock_freq              = LCM_DBI_CLOCK_FREQ_104M;
 279                 params->dbi.data_width              = LCM_DBI_DATA_WIDTH_16BITS;
 280                 params->dbi.data_format.color_order = LCM_COLOR_ORDER_RGB;
 281                 params->dbi.data_format.trans_seq   = LCM_DBI_TRANS_SEQ_MSB_FIRST;
 282                 params->dbi.data_format.padding     = LCM_DBI_PADDING_ON_LSB;
 283                 params->dbi.data_format.format      = LCM_DBI_FORMAT_RGB888;
 284                 params->dbi.data_format.width       = LCM_DBI_DATA_WIDTH_24BITS;
 285           params->dbi.cpu_write_bits          = LCM_DBI_CPU_WRITE_16_BITS;
 286           params->dbi.io_driving_current      = 0;
 287
 288                 // enable tearing-free
 289                 //params->dbi.te_mode                           = LCM_DBI_TE_MODE_VSYNC_ONLY;
 290                 params->dbi.te_mode                             = LCM_DBI_TE_MODE_DISABLED;
 291                 params->dbi.te_edge_polarity            = LCM_POLARITY_RISING;
 292
 293                 // DPI
 294                 params->dpi.format                        = LCM_DPI_FORMAT_RGB888;
 295                 params->dpi.rgb_order             = LCM_COLOR_ORDER_RGB;
 296                 params->dpi.intermediat_buffer_num = 2;
 297
 298                 // DSI
 299                 params->dsi.DSI_WMEM_CONTI=0x3C;
 300                 params->dsi.DSI_RMEM_CONTI=0x3E;
 301                 //params->dsi.LANE_NUM=LCM_ONE_LANE;
 302                 params->dsi.LANE_NUM=LCM_TWO_LANE;
 303                 params->dsi.VC_NUM=0x0;
 304                 params->dsi.PS=LCM_PACKED_PS_24BIT_RGB888;
 305                 params->dsi.word_count=480*3;
 306
 307                 params->dsi.vertical_sync_active=2;
 308                 params->dsi.vertical_backporch=2;
 309                 params->dsi.vertical_frontporch=2;
 310                 params->dsi.vertical_active_line=800;
 311
 312                 params->dsi.line_byte=2180;             // 2256 = 752*3
 313                 params->dsi.horizontal_sync_active_byte=26;
 314                 params->dsi.horizontal_backporch_byte=206;
 315                 params->dsi.horizontal_frontporch_byte=206;
 316                 params->dsi.rgb_byte=(480*3+6);
 317
 318                 params->dsi.horizontal_sync_active_word_count=20;
 319                 params->dsi.horizontal_backporch_word_count=200;
 320                 params->dsi.horizontal_frontporch_word_count=200;
 321
 322 /*              params->dsi.HS_TRAIL=0x14;
 323                 params->dsi.HS_ZERO=0x14;
 324                 params->dsi.HS_PRPR=0x0A;
 325                 params->dsi.LPX=0x05;
 326
 327                 params->dsi.TA_SACK=0x01;
 328                 params->dsi.TA_GET=0x37;
 329                 params->dsi.TA_SURE=0x16;
 330                 params->dsi.TA_GO=0x10;
 331
 332                 params->dsi.CLK_TRAIL=0x14;
 333                 params->dsi.CLK_ZERO=0x14;
 334                 params->dsi.LPX_WAIT=0x0A;
 335                 params->dsi.CONT_DET=0x00;
 336
 337                 params->dsi.CLK_HS_PRPR=0x0A;
 338 */
 339                 params->dsi.HS_TRAIL=0x0C;
 340                 params->dsi.HS_ZERO=0x04;
 341                 params->dsi.HS_PRPR=0x02;
 342                 params->dsi.LPX=0x06;
 343
 344                 params->dsi.TA_SACK=0x01;
 345                 params->dsi.TA_GET=0x1E;
 346                 params->dsi.TA_SURE=0x09;
 347                 params->dsi.TA_GO=0x18;
 348
 349                 params->dsi.CLK_TRAIL=0x01;
 350                 params->dsi.CLK_ZERO=0x06;
 351                 params->dsi.LPX_WAIT=0x0A;
 352                 params->dsi.CONT_DET=0x00;
 353
 354                 params->dsi.CLK_HS_PRPR=0x01;
 355
 356                 params->dsi.pll_div1=0x1D;              // fref=26MHz, fvco=fref*(div1+1)       (div1=0~63, fvco=500MHZ~1GHz)
 357
 358                 //params->dsi.pll_div2=4;                       // div2=0~15: fout=fvo/(2*div2)
 359                 params->dsi.pll_div2=1;                 // div2=0~15: fout=fvo/(2*div2)
 360
 361 }
 362
 363 static void lcm_init(void)
 364 {
 365     SET_RESET_PIN(0);
 366     MDELAY(25);
 367     SET_RESET_PIN(1);
 368     MDELAY(50);
 369
 370     init_lcm_registers();
 371         MDELAY(500);
 372 //      clear_panel();
 373 }
 374
 375
 376 static void lcm_suspend(void)
 377 {
 378         unsigned int data_array[16];
 379
 380         data_array[0]=0x00280500; // Display Off
 381         dsi_set_cmdq(&data_array, 1, 1);
 382         MDELAY(10);
 383         data_array[0] = 0x00100500; // Sleep In
 384         dsi_set_cmdq(&data_array, 1, 1);
 385         MDELAY(100);
 386 }
 387
 388
 389 static void lcm_resume(void)
 390 {
 391         unsigned int data_array[16];
 392
 393         data_array[0] = 0x00110500; // Sleep Out
 394         dsi_set_cmdq(&data_array, 1, 1);
 395         MDELAY(100);
 396         data_array[0] = 0x00290500; // Display On
 397         dsi_set_cmdq(&data_array, 1, 1);
 398         MDELAY(10);
 399 }
 400
 401
 402 static void lcm_update(unsigned int x, unsigned int y,
 403                        unsigned int width, unsigned int height)
 404 {
 405         unsigned int x0 = x;
 406         unsigned int y0 = y;
 407         unsigned int x1 = x0 + width - 1;
 408         unsigned int y1 = y0 + height - 1;
 409
 410         unsigned char x0_MSB = ((x0>>8)&0xFF);
 411         unsigned char x0_LSB = (x0&0xFF);
 412         unsigned char x1_MSB = ((x1>>8)&0xFF);
 413         unsigned char x1_LSB = (x1&0xFF);
 414         unsigned char y0_MSB = ((y0>>8)&0xFF);
 415         unsigned char y0_LSB = (y0&0xFF);
 416         unsigned char y1_MSB = ((y1>>8)&0xFF);
 417         unsigned char y1_LSB = (y1&0xFF);
 418
 419         unsigned int data_array[16];
 420
 421         data_array[0]= 0x00053902;
 422         data_array[1]= (x1_MSB<<24)|(x0_LSB<<16)|(x0_MSB<<8)|0x2a;
 423         data_array[2]= (x1_LSB);
 424         data_array[3]= 0x00053902;
 425         data_array[4]= (y1_MSB<<24)|(y0_LSB<<16)|(y0_MSB<<8)|0x2b;
 426         data_array[5]= (y1_LSB);
 427         data_array[6]= 0x002c3909;
 428 //      data_array[0]= 0x002c3901;
 429
 430         dsi_set_cmdq(&data_array, 7, 0);
 431
 432 }
 433
 434 LCM_DRIVER r61408_wvga_dsi_cmd_drv =
 435 {
 436     .name                       = "r61408",
 437         .set_util_funcs = lcm_set_util_funcs,
 438         .get_params     = lcm_get_params,
 439         .init           = lcm_init,
 440         .suspend        = lcm_suspend,
 441         .resume         = lcm_resume,
 442 #if defined(LCM_DSI_CMD_MODE)
 443     .update         = lcm_update,
 444 #endif
 445     };