Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 1 | /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved. |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License version 2 and |
| 5 | * only version 2 as published by the Free Software Foundation. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | */ |
| 12 | |
| 13 | #define pr_fmt(fmt) "%s: " fmt, __func__ |
| 14 | |
| 15 | #include <linux/kernel.h> |
| 16 | #include <linux/of.h> |
| 17 | #include <linux/err.h> |
| 18 | #include <linux/init.h> |
| 19 | #include <linux/slab.h> |
| 20 | #include <linux/delay.h> |
| 21 | #include <linux/mutex.h> |
| 22 | #include <linux/types.h> |
| 23 | #include <linux/hwmon.h> |
| 24 | #include <linux/module.h> |
| 25 | #include <linux/debugfs.h> |
| 26 | #include <linux/spmi.h> |
| 27 | #include <linux/platform_device.h> |
| 28 | #include <linux/of_irq.h> |
| 29 | #include <linux/interrupt.h> |
| 30 | #include <linux/completion.h> |
| 31 | #include <linux/qpnp/qpnp-adc.h> |
| 32 | |
| 33 | #define KELVINMIL_DEGMIL 273160 |
| 34 | #define QPNP_VADC_LDO_VOLTAGE_MIN 1800000 |
| 35 | #define QPNP_VADC_LDO_VOLTAGE_MAX 1800000 |
| 36 | #define QPNP_VADC_OK_VOLTAGE_MIN 1000000 |
| 37 | #define QPNP_VADC_OK_VOLTAGE_MAX 1000000 |
| 38 | #define PMI_CHG_SCALE_1 -138890 |
| 39 | #define PMI_CHG_SCALE_2 391750000000 |
| 40 | #define QPNP_VADC_HC_VREF_CODE 0x4000 |
| 41 | #define QPNP_VADC_HC_VDD_REFERENCE_MV 1875 |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 42 | #define CHRG_SCALE_1 -250 |
| 43 | #define CHRG_SCALE_2 377500000 |
| 44 | #define DIE_SCALE_1 500 |
| 45 | #define DIE_SCALE_2 -273150000 |
| 46 | |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 47 | /* Clamp negative ADC code to 0 */ |
| 48 | #define QPNP_VADC_HC_MAX_CODE 0x7FFF |
| 49 | |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 50 | /*Invalid current reading*/ |
| 51 | #define QPNP_IADC_INV 0x8000 |
| 52 | |
| 53 | #define IADC_SCALE_1 0xffff |
| 54 | #define IADC_SCALE_2 152593 |
| 55 | |
| 56 | #define USBIN_I_SCALE 25 |
| 57 | |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 58 | /* |
| 59 | * Units for temperature below (on x axis) is in 0.1DegC as |
| 60 | * required by the battery driver. Note the resolution used |
| 61 | * here to compute the table was done for DegC to milli-volts. |
| 62 | * In consideration to limit the size of the table for the given |
| 63 | * temperature range below, the result is linearly interpolated |
| 64 | * and provided to the battery driver in the units desired for |
| 65 | * their framework which is 0.1DegC. True resolution of 0.1DegC |
| 66 | * will result in the below table size to increase by 10 times. |
| 67 | */ |
| 68 | static const struct qpnp_vadc_map_pt adcmap_btm_threshold[] = { |
| 69 | {-300, 1642}, |
| 70 | {-200, 1544}, |
| 71 | {-100, 1414}, |
| 72 | {0, 1260}, |
| 73 | {10, 1244}, |
| 74 | {20, 1228}, |
| 75 | {30, 1212}, |
| 76 | {40, 1195}, |
| 77 | {50, 1179}, |
| 78 | {60, 1162}, |
| 79 | {70, 1146}, |
| 80 | {80, 1129}, |
| 81 | {90, 1113}, |
| 82 | {100, 1097}, |
| 83 | {110, 1080}, |
| 84 | {120, 1064}, |
| 85 | {130, 1048}, |
| 86 | {140, 1032}, |
| 87 | {150, 1016}, |
| 88 | {160, 1000}, |
| 89 | {170, 985}, |
| 90 | {180, 969}, |
| 91 | {190, 954}, |
| 92 | {200, 939}, |
| 93 | {210, 924}, |
| 94 | {220, 909}, |
| 95 | {230, 894}, |
| 96 | {240, 880}, |
| 97 | {250, 866}, |
| 98 | {260, 852}, |
| 99 | {270, 838}, |
| 100 | {280, 824}, |
| 101 | {290, 811}, |
| 102 | {300, 798}, |
| 103 | {310, 785}, |
| 104 | {320, 773}, |
| 105 | {330, 760}, |
| 106 | {340, 748}, |
| 107 | {350, 736}, |
| 108 | {360, 725}, |
| 109 | {370, 713}, |
| 110 | {380, 702}, |
| 111 | {390, 691}, |
| 112 | {400, 681}, |
| 113 | {410, 670}, |
| 114 | {420, 660}, |
| 115 | {430, 650}, |
| 116 | {440, 640}, |
| 117 | {450, 631}, |
| 118 | {460, 622}, |
| 119 | {470, 613}, |
| 120 | {480, 604}, |
| 121 | {490, 595}, |
| 122 | {500, 587}, |
| 123 | {510, 579}, |
| 124 | {520, 571}, |
| 125 | {530, 563}, |
| 126 | {540, 556}, |
| 127 | {550, 548}, |
| 128 | {560, 541}, |
| 129 | {570, 534}, |
| 130 | {580, 527}, |
| 131 | {590, 521}, |
| 132 | {600, 514}, |
| 133 | {610, 508}, |
| 134 | {620, 502}, |
| 135 | {630, 496}, |
| 136 | {640, 490}, |
| 137 | {650, 485}, |
| 138 | {660, 281}, |
| 139 | {670, 274}, |
| 140 | {680, 267}, |
| 141 | {690, 260}, |
| 142 | {700, 254}, |
| 143 | {710, 247}, |
| 144 | {720, 241}, |
| 145 | {730, 235}, |
| 146 | {740, 229}, |
| 147 | {750, 224}, |
| 148 | {760, 218}, |
| 149 | {770, 213}, |
| 150 | {780, 208}, |
| 151 | {790, 203} |
| 152 | }; |
| 153 | |
| 154 | static const struct qpnp_vadc_map_pt adcmap_qrd_btm_threshold[] = { |
| 155 | {-200, 1540}, |
| 156 | {-180, 1517}, |
| 157 | {-160, 1492}, |
| 158 | {-140, 1467}, |
| 159 | {-120, 1440}, |
| 160 | {-100, 1412}, |
| 161 | {-80, 1383}, |
| 162 | {-60, 1353}, |
| 163 | {-40, 1323}, |
| 164 | {-20, 1292}, |
| 165 | {0, 1260}, |
| 166 | {20, 1228}, |
| 167 | {40, 1196}, |
| 168 | {60, 1163}, |
| 169 | {80, 1131}, |
| 170 | {100, 1098}, |
| 171 | {120, 1066}, |
| 172 | {140, 1034}, |
| 173 | {160, 1002}, |
| 174 | {180, 971}, |
| 175 | {200, 941}, |
| 176 | {220, 911}, |
| 177 | {240, 882}, |
| 178 | {260, 854}, |
| 179 | {280, 826}, |
| 180 | {300, 800}, |
| 181 | {320, 774}, |
| 182 | {340, 749}, |
| 183 | {360, 726}, |
| 184 | {380, 703}, |
| 185 | {400, 681}, |
| 186 | {420, 660}, |
| 187 | {440, 640}, |
| 188 | {460, 621}, |
| 189 | {480, 602}, |
| 190 | {500, 585}, |
| 191 | {520, 568}, |
| 192 | {540, 552}, |
| 193 | {560, 537}, |
| 194 | {580, 523}, |
| 195 | {600, 510}, |
| 196 | {620, 497}, |
| 197 | {640, 485}, |
| 198 | {660, 473}, |
| 199 | {680, 462}, |
| 200 | {700, 452}, |
| 201 | {720, 442}, |
| 202 | {740, 433}, |
| 203 | {760, 424}, |
| 204 | {780, 416}, |
| 205 | {800, 408}, |
| 206 | }; |
| 207 | |
| 208 | static const struct qpnp_vadc_map_pt adcmap_qrd_skuaa_btm_threshold[] = { |
| 209 | {-200, 1476}, |
| 210 | {-180, 1450}, |
| 211 | {-160, 1422}, |
| 212 | {-140, 1394}, |
| 213 | {-120, 1365}, |
| 214 | {-100, 1336}, |
| 215 | {-80, 1306}, |
| 216 | {-60, 1276}, |
| 217 | {-40, 1246}, |
| 218 | {-20, 1216}, |
| 219 | {0, 1185}, |
| 220 | {20, 1155}, |
| 221 | {40, 1126}, |
| 222 | {60, 1096}, |
| 223 | {80, 1068}, |
| 224 | {100, 1040}, |
| 225 | {120, 1012}, |
| 226 | {140, 986}, |
| 227 | {160, 960}, |
| 228 | {180, 935}, |
| 229 | {200, 911}, |
| 230 | {220, 888}, |
| 231 | {240, 866}, |
| 232 | {260, 844}, |
| 233 | {280, 824}, |
| 234 | {300, 805}, |
| 235 | {320, 786}, |
| 236 | {340, 769}, |
| 237 | {360, 752}, |
| 238 | {380, 737}, |
| 239 | {400, 722}, |
| 240 | {420, 707}, |
| 241 | {440, 694}, |
| 242 | {460, 681}, |
| 243 | {480, 669}, |
| 244 | {500, 658}, |
| 245 | {520, 648}, |
| 246 | {540, 637}, |
| 247 | {560, 628}, |
| 248 | {580, 619}, |
| 249 | {600, 611}, |
| 250 | {620, 603}, |
| 251 | {640, 595}, |
| 252 | {660, 588}, |
| 253 | {680, 582}, |
| 254 | {700, 575}, |
| 255 | {720, 569}, |
| 256 | {740, 564}, |
| 257 | {760, 559}, |
| 258 | {780, 554}, |
| 259 | {800, 549}, |
| 260 | }; |
| 261 | |
| 262 | static const struct qpnp_vadc_map_pt adcmap_qrd_skug_btm_threshold[] = { |
| 263 | {-200, 1338}, |
| 264 | {-180, 1307}, |
| 265 | {-160, 1276}, |
| 266 | {-140, 1244}, |
| 267 | {-120, 1213}, |
| 268 | {-100, 1182}, |
| 269 | {-80, 1151}, |
| 270 | {-60, 1121}, |
| 271 | {-40, 1092}, |
| 272 | {-20, 1063}, |
| 273 | {0, 1035}, |
| 274 | {20, 1008}, |
| 275 | {40, 982}, |
| 276 | {60, 957}, |
| 277 | {80, 933}, |
| 278 | {100, 910}, |
| 279 | {120, 889}, |
| 280 | {140, 868}, |
| 281 | {160, 848}, |
| 282 | {180, 830}, |
| 283 | {200, 812}, |
| 284 | {220, 795}, |
| 285 | {240, 780}, |
| 286 | {260, 765}, |
| 287 | {280, 751}, |
| 288 | {300, 738}, |
| 289 | {320, 726}, |
| 290 | {340, 714}, |
| 291 | {360, 704}, |
| 292 | {380, 694}, |
| 293 | {400, 684}, |
| 294 | {420, 675}, |
| 295 | {440, 667}, |
| 296 | {460, 659}, |
| 297 | {480, 652}, |
| 298 | {500, 645}, |
| 299 | {520, 639}, |
| 300 | {540, 633}, |
| 301 | {560, 627}, |
| 302 | {580, 622}, |
| 303 | {600, 617}, |
| 304 | {620, 613}, |
| 305 | {640, 608}, |
| 306 | {660, 604}, |
| 307 | {680, 600}, |
| 308 | {700, 597}, |
| 309 | {720, 593}, |
| 310 | {740, 590}, |
| 311 | {760, 587}, |
| 312 | {780, 585}, |
| 313 | {800, 582}, |
| 314 | }; |
| 315 | |
| 316 | static const struct qpnp_vadc_map_pt adcmap_qrd_skuh_btm_threshold[] = { |
| 317 | {-200, 1531}, |
| 318 | {-180, 1508}, |
| 319 | {-160, 1483}, |
| 320 | {-140, 1458}, |
| 321 | {-120, 1432}, |
| 322 | {-100, 1404}, |
| 323 | {-80, 1377}, |
| 324 | {-60, 1348}, |
| 325 | {-40, 1319}, |
| 326 | {-20, 1290}, |
| 327 | {0, 1260}, |
| 328 | {20, 1230}, |
| 329 | {40, 1200}, |
| 330 | {60, 1171}, |
| 331 | {80, 1141}, |
| 332 | {100, 1112}, |
| 333 | {120, 1083}, |
| 334 | {140, 1055}, |
| 335 | {160, 1027}, |
| 336 | {180, 1000}, |
| 337 | {200, 973}, |
| 338 | {220, 948}, |
| 339 | {240, 923}, |
| 340 | {260, 899}, |
| 341 | {280, 876}, |
| 342 | {300, 854}, |
| 343 | {320, 832}, |
| 344 | {340, 812}, |
| 345 | {360, 792}, |
| 346 | {380, 774}, |
| 347 | {400, 756}, |
| 348 | {420, 739}, |
| 349 | {440, 723}, |
| 350 | {460, 707}, |
| 351 | {480, 692}, |
| 352 | {500, 679}, |
| 353 | {520, 665}, |
| 354 | {540, 653}, |
| 355 | {560, 641}, |
| 356 | {580, 630}, |
| 357 | {600, 619}, |
| 358 | {620, 609}, |
| 359 | {640, 600}, |
| 360 | {660, 591}, |
| 361 | {680, 583}, |
| 362 | {700, 575}, |
| 363 | {720, 567}, |
| 364 | {740, 560}, |
| 365 | {760, 553}, |
| 366 | {780, 547}, |
| 367 | {800, 541}, |
| 368 | {820, 535}, |
| 369 | {840, 530}, |
| 370 | {860, 524}, |
| 371 | {880, 520}, |
| 372 | }; |
| 373 | |
| 374 | static const struct qpnp_vadc_map_pt adcmap_qrd_skut1_btm_threshold[] = { |
| 375 | {-400, 1759}, |
| 376 | {-350, 1742}, |
| 377 | {-300, 1720}, |
| 378 | {-250, 1691}, |
| 379 | {-200, 1654}, |
| 380 | {-150, 1619}, |
| 381 | {-100, 1556}, |
| 382 | {-50, 1493}, |
| 383 | {0, 1422}, |
| 384 | {50, 1345}, |
| 385 | {100, 1264}, |
| 386 | {150, 1180}, |
| 387 | {200, 1097}, |
| 388 | {250, 1017}, |
| 389 | {300, 942}, |
| 390 | {350, 873}, |
| 391 | {400, 810}, |
| 392 | {450, 754}, |
| 393 | {500, 706}, |
| 394 | {550, 664}, |
| 395 | {600, 627}, |
| 396 | {650, 596}, |
| 397 | {700, 570}, |
| 398 | {750, 547}, |
| 399 | {800, 528}, |
| 400 | {850, 512}, |
| 401 | {900, 499}, |
| 402 | {950, 487}, |
| 403 | {1000, 477}, |
| 404 | }; |
| 405 | |
| 406 | /* Voltage to temperature */ |
| 407 | static const struct qpnp_vadc_map_pt adcmap_100k_104ef_104fb[] = { |
Siddartha Mohanadoss | 73f4f4e | 2017-04-14 17:44:14 -0700 | [diff] [blame] | 408 | {1758, -40000}, |
| 409 | {1742, -35000}, |
| 410 | {1719, -30000}, |
| 411 | {1691, -25000}, |
| 412 | {1654, -20000}, |
| 413 | {1608, -15000}, |
| 414 | {1551, -10000}, |
| 415 | {1483, -5000}, |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 416 | {1404, 0}, |
Siddartha Mohanadoss | 73f4f4e | 2017-04-14 17:44:14 -0700 | [diff] [blame] | 417 | {1315, 5000}, |
| 418 | {1218, 10000}, |
| 419 | {1114, 15000}, |
| 420 | {1007, 20000}, |
| 421 | {900, 25000}, |
| 422 | {795, 30000}, |
| 423 | {696, 35000}, |
| 424 | {605, 40000}, |
| 425 | {522, 45000}, |
| 426 | {448, 50000}, |
| 427 | {383, 55000}, |
| 428 | {327, 60000}, |
| 429 | {278, 65000}, |
| 430 | {237, 70000}, |
| 431 | {202, 75000}, |
| 432 | {172, 80000}, |
| 433 | {146, 85000}, |
| 434 | {125, 90000}, |
| 435 | {107, 95000}, |
| 436 | {92, 100000}, |
| 437 | {79, 105000}, |
| 438 | {68, 110000}, |
| 439 | {59, 115000}, |
| 440 | {51, 120000}, |
| 441 | {44, 125000} |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 442 | }; |
| 443 | |
| 444 | /* Voltage to temperature */ |
| 445 | static const struct qpnp_vadc_map_pt adcmap_150k_104ef_104fb[] = { |
Siddartha Mohanadoss | 73f4f4e | 2017-04-14 17:44:14 -0700 | [diff] [blame] | 446 | {1738, -40000}, |
| 447 | {1714, -35000}, |
| 448 | {1682, -30000}, |
| 449 | {1641, -25000}, |
| 450 | {1589, -20000}, |
| 451 | {1526, -15000}, |
| 452 | {1451, -10000}, |
| 453 | {1363, -5000}, |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 454 | {1266, 0}, |
Siddartha Mohanadoss | 73f4f4e | 2017-04-14 17:44:14 -0700 | [diff] [blame] | 455 | {1159, 5000}, |
| 456 | {1048, 10000}, |
| 457 | {936, 15000}, |
| 458 | {825, 20000}, |
| 459 | {720, 25000}, |
| 460 | {622, 30000}, |
| 461 | {533, 35000}, |
| 462 | {454, 40000}, |
| 463 | {385, 45000}, |
| 464 | {326, 50000}, |
| 465 | {275, 55000}, |
| 466 | {232, 60000}, |
| 467 | {195, 65000}, |
| 468 | {165, 70000}, |
| 469 | {139, 75000}, |
| 470 | {118, 80000}, |
| 471 | {100, 85000}, |
| 472 | {85, 90000}, |
| 473 | {73, 95000}, |
| 474 | {62, 100000}, |
| 475 | {53, 105000}, |
| 476 | {46, 110000}, |
| 477 | {40, 115000}, |
| 478 | {34, 120000}, |
| 479 | {30, 125000} |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 480 | }; |
| 481 | |
| 482 | static const struct qpnp_vadc_map_pt adcmap_smb_batt_therm[] = { |
| 483 | {-300, 1625}, |
| 484 | {-200, 1515}, |
| 485 | {-100, 1368}, |
| 486 | {0, 1192}, |
| 487 | {10, 1173}, |
| 488 | {20, 1154}, |
| 489 | {30, 1135}, |
| 490 | {40, 1116}, |
| 491 | {50, 1097}, |
| 492 | {60, 1078}, |
| 493 | {70, 1059}, |
| 494 | {80, 1040}, |
| 495 | {90, 1020}, |
| 496 | {100, 1001}, |
| 497 | {110, 982}, |
| 498 | {120, 963}, |
| 499 | {130, 944}, |
| 500 | {140, 925}, |
| 501 | {150, 907}, |
| 502 | {160, 888}, |
| 503 | {170, 870}, |
| 504 | {180, 851}, |
| 505 | {190, 833}, |
| 506 | {200, 815}, |
| 507 | {210, 797}, |
| 508 | {220, 780}, |
| 509 | {230, 762}, |
| 510 | {240, 745}, |
| 511 | {250, 728}, |
| 512 | {260, 711}, |
| 513 | {270, 695}, |
| 514 | {280, 679}, |
| 515 | {290, 663}, |
| 516 | {300, 647}, |
| 517 | {310, 632}, |
| 518 | {320, 616}, |
| 519 | {330, 602}, |
| 520 | {340, 587}, |
| 521 | {350, 573}, |
| 522 | {360, 559}, |
| 523 | {370, 545}, |
| 524 | {380, 531}, |
| 525 | {390, 518}, |
| 526 | {400, 505}, |
| 527 | {410, 492}, |
| 528 | {420, 480}, |
| 529 | {430, 465}, |
| 530 | {440, 456}, |
| 531 | {450, 445}, |
| 532 | {460, 433}, |
| 533 | {470, 422}, |
| 534 | {480, 412}, |
| 535 | {490, 401}, |
| 536 | {500, 391}, |
| 537 | {510, 381}, |
| 538 | {520, 371}, |
| 539 | {530, 362}, |
| 540 | {540, 352}, |
| 541 | {550, 343}, |
| 542 | {560, 335}, |
| 543 | {570, 326}, |
| 544 | {580, 318}, |
| 545 | {590, 309}, |
| 546 | {600, 302}, |
| 547 | {610, 294}, |
| 548 | {620, 286}, |
| 549 | {630, 279}, |
| 550 | {640, 272}, |
| 551 | {650, 265}, |
| 552 | {660, 258}, |
| 553 | {670, 252}, |
| 554 | {680, 245}, |
| 555 | {690, 239}, |
| 556 | {700, 233}, |
| 557 | {710, 227}, |
| 558 | {720, 221}, |
| 559 | {730, 216}, |
| 560 | {740, 211}, |
| 561 | {750, 205}, |
| 562 | {760, 200}, |
| 563 | {770, 195}, |
| 564 | {780, 190}, |
| 565 | {790, 186} |
| 566 | }; |
| 567 | |
| 568 | /* Voltage to temperature */ |
| 569 | static const struct qpnp_vadc_map_pt adcmap_ncp03wf683[] = { |
| 570 | {1742, -40}, |
| 571 | {1718, -35}, |
| 572 | {1687, -30}, |
| 573 | {1647, -25}, |
| 574 | {1596, -20}, |
| 575 | {1534, -15}, |
| 576 | {1459, -10}, |
| 577 | {1372, -5}, |
| 578 | {1275, 0}, |
| 579 | {1169, 5}, |
| 580 | {1058, 10}, |
| 581 | {945, 15}, |
| 582 | {834, 20}, |
| 583 | {729, 25}, |
| 584 | {630, 30}, |
| 585 | {541, 35}, |
| 586 | {461, 40}, |
| 587 | {392, 45}, |
| 588 | {332, 50}, |
| 589 | {280, 55}, |
| 590 | {236, 60}, |
| 591 | {199, 65}, |
| 592 | {169, 70}, |
| 593 | {142, 75}, |
| 594 | {121, 80}, |
| 595 | {102, 85}, |
| 596 | {87, 90}, |
| 597 | {74, 95}, |
| 598 | {64, 100}, |
| 599 | {55, 105}, |
| 600 | {47, 110}, |
| 601 | {40, 115}, |
| 602 | {35, 120}, |
| 603 | {30, 125} |
| 604 | }; |
| 605 | |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 606 | /* Voltage to temperature */ |
| 607 | static const struct qpnp_vadc_map_pt adcmap_batt_therm[] = { |
| 608 | {1770, -400}, |
| 609 | {1757, -380}, |
| 610 | {1743, -360}, |
| 611 | {1727, -340}, |
| 612 | {1710, -320}, |
| 613 | {1691, -300}, |
| 614 | {1671, -280}, |
| 615 | {1650, -260}, |
| 616 | {1627, -240}, |
| 617 | {1602, -220}, |
| 618 | {1576, -200}, |
| 619 | {1548, -180}, |
| 620 | {1519, -160}, |
| 621 | {1488, -140}, |
| 622 | {1456, -120}, |
| 623 | {1423, -100}, |
| 624 | {1388, -80}, |
| 625 | {1353, -60}, |
| 626 | {1316, -40}, |
| 627 | {1278, -20}, |
| 628 | {1240, 0}, |
| 629 | {1201, 20}, |
| 630 | {1162, 40}, |
| 631 | {1122, 60}, |
| 632 | {1082, 80}, |
| 633 | {1042, 100}, |
| 634 | {1003, 120}, |
| 635 | {964, 140}, |
| 636 | {925, 160}, |
| 637 | {887, 180}, |
| 638 | {849, 200}, |
| 639 | {812, 220}, |
| 640 | {777, 240}, |
| 641 | {742, 260}, |
| 642 | {708, 280}, |
| 643 | {675, 300}, |
| 644 | {643, 320}, |
| 645 | {613, 340}, |
| 646 | {583, 360}, |
| 647 | {555, 380}, |
| 648 | {528, 400}, |
| 649 | {502, 420}, |
| 650 | {477, 440}, |
| 651 | {453, 460}, |
| 652 | {430, 480}, |
| 653 | {409, 500}, |
| 654 | {388, 520}, |
| 655 | {369, 540}, |
| 656 | {350, 560}, |
| 657 | {333, 580}, |
| 658 | {316, 600}, |
| 659 | {300, 620}, |
| 660 | {285, 640}, |
| 661 | {271, 660}, |
| 662 | {257, 680}, |
| 663 | {245, 700}, |
| 664 | {233, 720}, |
| 665 | {221, 740}, |
| 666 | {210, 760}, |
| 667 | {200, 780}, |
| 668 | {190, 800}, |
| 669 | {181, 820}, |
| 670 | {173, 840}, |
| 671 | {164, 860}, |
| 672 | {157, 880}, |
| 673 | {149, 900}, |
| 674 | {142, 920}, |
| 675 | {136, 940}, |
| 676 | {129, 960}, |
| 677 | {124, 980} |
| 678 | }; |
| 679 | |
Jishnu Prakash | 20343d4 | 2018-02-12 14:53:33 +0530 | [diff] [blame] | 680 | /* Voltage to temperature */ |
| 681 | static const struct qpnp_vadc_map_pt adcmap_batt_therm_qrd[] = { |
| 682 | {1840, -400}, |
| 683 | {1835, -380}, |
| 684 | {1828, -360}, |
| 685 | {1821, -340}, |
| 686 | {1813, -320}, |
| 687 | {1803, -300}, |
| 688 | {1793, -280}, |
| 689 | {1781, -260}, |
| 690 | {1768, -240}, |
| 691 | {1753, -220}, |
| 692 | {1737, -200}, |
| 693 | {1719, -180}, |
| 694 | {1700, -160}, |
| 695 | {1679, -140}, |
| 696 | {1655, -120}, |
| 697 | {1630, -100}, |
| 698 | {1603, -80}, |
| 699 | {1574, -60}, |
| 700 | {1543, -40}, |
| 701 | {1510, -20}, |
| 702 | {1475, 00}, |
| 703 | {1438, 20}, |
| 704 | {1400, 40}, |
| 705 | {1360, 60}, |
| 706 | {1318, 80}, |
| 707 | {1276, 100}, |
| 708 | {1232, 120}, |
| 709 | {1187, 140}, |
| 710 | {1142, 160}, |
| 711 | {1097, 180}, |
| 712 | {1051, 200}, |
| 713 | {1005, 220}, |
| 714 | {960, 240}, |
| 715 | {915, 260}, |
| 716 | {871, 280}, |
| 717 | {828, 300}, |
| 718 | {786, 320}, |
| 719 | {745, 340}, |
| 720 | {705, 360}, |
| 721 | {666, 380}, |
| 722 | {629, 400}, |
| 723 | {594, 420}, |
| 724 | {560, 440}, |
| 725 | {527, 460}, |
| 726 | {497, 480}, |
| 727 | {467, 500}, |
| 728 | {439, 520}, |
| 729 | {413, 540}, |
| 730 | {388, 560}, |
| 731 | {365, 580}, |
| 732 | {343, 600}, |
| 733 | {322, 620}, |
| 734 | {302, 640}, |
| 735 | {284, 660}, |
| 736 | {267, 680}, |
| 737 | {251, 700}, |
| 738 | {235, 720}, |
| 739 | {221, 740}, |
| 740 | {208, 760}, |
| 741 | {195, 780}, |
| 742 | {184, 800}, |
| 743 | {173, 820}, |
| 744 | {163, 840}, |
| 745 | {153, 860}, |
| 746 | {144, 880}, |
| 747 | {136, 900}, |
| 748 | {128, 920}, |
| 749 | {120, 940}, |
| 750 | {114, 960}, |
| 751 | {107, 980} |
| 752 | }; |
| 753 | |
Jishnu Prakash | 64c9d3f | 2018-04-12 17:01:32 +0530 | [diff] [blame] | 754 | /* Voltage to temperature */ |
| 755 | static const struct qpnp_vadc_map_pt adcmap_batt_therm_pu30[] = { |
| 756 | {1842, -400}, |
| 757 | {1838, -380}, |
| 758 | {1833, -360}, |
| 759 | {1828, -340}, |
| 760 | {1822, -320}, |
| 761 | {1816, -300}, |
| 762 | {1809, -280}, |
| 763 | {1801, -260}, |
| 764 | {1793, -240}, |
| 765 | {1784, -220}, |
| 766 | {1774, -200}, |
| 767 | {1763, -180}, |
| 768 | {1752, -160}, |
| 769 | {1739, -140}, |
| 770 | {1726, -120}, |
| 771 | {1712, -100}, |
| 772 | {1697, -80}, |
| 773 | {1680, -60}, |
| 774 | {1663, -40}, |
| 775 | {1645, -20}, |
| 776 | {1625, 0}, |
| 777 | {1605, 20}, |
| 778 | {1583, 40}, |
| 779 | {1561, 60}, |
| 780 | {1537, 80}, |
| 781 | {1513, 100}, |
| 782 | {1487, 120}, |
| 783 | {1461, 140}, |
| 784 | {1433, 160}, |
| 785 | {1405, 180}, |
| 786 | {1376, 200}, |
| 787 | {1347, 220}, |
| 788 | {1316, 240}, |
| 789 | {1286, 260}, |
| 790 | {1254, 280}, |
| 791 | {1223, 300}, |
| 792 | {1191, 320}, |
| 793 | {1159, 340}, |
| 794 | {1126, 360}, |
| 795 | {1094, 380}, |
| 796 | {1062, 400}, |
| 797 | {1029, 420}, |
| 798 | {997, 440}, |
| 799 | {966, 460}, |
| 800 | {934, 480}, |
| 801 | {903, 500}, |
| 802 | {873, 520}, |
| 803 | {843, 540}, |
| 804 | {813, 560}, |
| 805 | {784, 580}, |
| 806 | {756, 600}, |
| 807 | {728, 620}, |
| 808 | {702, 640}, |
| 809 | {675, 660}, |
| 810 | {650, 680}, |
| 811 | {625, 700}, |
| 812 | {601, 720}, |
| 813 | {578, 740}, |
| 814 | {556, 760}, |
| 815 | {534, 780}, |
| 816 | {513, 800}, |
| 817 | {493, 820}, |
| 818 | {474, 840}, |
| 819 | {455, 860}, |
| 820 | {437, 880}, |
| 821 | {420, 900}, |
| 822 | {403, 920}, |
| 823 | {387, 940}, |
| 824 | {372, 960}, |
| 825 | {357, 980} |
| 826 | }; |
| 827 | |
| 828 | /* Voltage to temp0erature */ |
| 829 | static const struct qpnp_vadc_map_pt adcmap_batt_therm_pu400[] = { |
| 830 | {1516, -400}, |
| 831 | {1478, -380}, |
| 832 | {1438, -360}, |
| 833 | {1396, -340}, |
| 834 | {1353, -320}, |
| 835 | {1307, -300}, |
| 836 | {1261, -280}, |
| 837 | {1213, -260}, |
| 838 | {1164, -240}, |
| 839 | {1115, -220}, |
| 840 | {1066, -200}, |
| 841 | {1017, -180}, |
| 842 | {968, -160}, |
| 843 | {920, -140}, |
| 844 | {872, -120}, |
| 845 | {826, -100}, |
| 846 | {781, -80}, |
| 847 | {737, -60}, |
| 848 | {694, -40}, |
| 849 | {654, -20}, |
| 850 | {615, 0}, |
| 851 | {578, 20}, |
| 852 | {542, 40}, |
| 853 | {509, 60}, |
| 854 | {477, 80}, |
| 855 | {447, 100}, |
| 856 | {419, 120}, |
| 857 | {392, 140}, |
| 858 | {367, 160}, |
| 859 | {343, 180}, |
| 860 | {321, 200}, |
| 861 | {301, 220}, |
| 862 | {282, 240}, |
| 863 | {264, 260}, |
| 864 | {247, 280}, |
| 865 | {231, 300}, |
| 866 | {216, 320}, |
| 867 | {203, 340}, |
| 868 | {190, 360}, |
| 869 | {178, 380}, |
| 870 | {167, 400}, |
| 871 | {157, 420}, |
| 872 | {147, 440}, |
| 873 | {138, 460}, |
| 874 | {130, 480}, |
| 875 | {122, 500}, |
| 876 | {115, 520}, |
| 877 | {108, 540}, |
| 878 | {102, 560}, |
| 879 | {96, 580}, |
| 880 | {90, 600}, |
| 881 | {85, 620}, |
| 882 | {80, 640}, |
| 883 | {76, 660}, |
| 884 | {72, 680}, |
| 885 | {68, 700}, |
| 886 | {64, 720}, |
| 887 | {61, 740}, |
| 888 | {57, 760}, |
| 889 | {54, 780}, |
| 890 | {52, 800}, |
| 891 | {49, 820}, |
| 892 | {46, 840}, |
| 893 | {44, 860}, |
| 894 | {42, 880}, |
| 895 | {40, 900}, |
| 896 | {38, 920}, |
| 897 | {36, 940}, |
| 898 | {34, 960}, |
| 899 | {32, 980} |
| 900 | }; |
| 901 | |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 902 | /* |
| 903 | * Voltage to temperature table for 100k pull up for NTCG104EF104 with |
| 904 | * 1.875V reference. |
| 905 | */ |
| 906 | static const struct qpnp_vadc_map_pt adcmap_100k_104ef_104fb_1875_vref[] = { |
Siddartha Mohanadoss | 73f4f4e | 2017-04-14 17:44:14 -0700 | [diff] [blame] | 907 | { 1831, -40000 }, |
| 908 | { 1814, -35000 }, |
| 909 | { 1791, -30000 }, |
| 910 | { 1761, -25000 }, |
| 911 | { 1723, -20000 }, |
| 912 | { 1675, -15000 }, |
| 913 | { 1616, -10000 }, |
| 914 | { 1545, -5000 }, |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 915 | { 1463, 0 }, |
Siddartha Mohanadoss | 73f4f4e | 2017-04-14 17:44:14 -0700 | [diff] [blame] | 916 | { 1370, 5000 }, |
| 917 | { 1268, 10000 }, |
| 918 | { 1160, 15000 }, |
| 919 | { 1049, 20000 }, |
| 920 | { 937, 25000 }, |
| 921 | { 828, 30000 }, |
| 922 | { 726, 35000 }, |
| 923 | { 630, 40000 }, |
| 924 | { 544, 45000 }, |
| 925 | { 467, 50000 }, |
| 926 | { 399, 55000 }, |
| 927 | { 340, 60000 }, |
| 928 | { 290, 65000 }, |
| 929 | { 247, 70000 }, |
| 930 | { 209, 75000 }, |
| 931 | { 179, 80000 }, |
| 932 | { 153, 85000 }, |
| 933 | { 130, 90000 }, |
| 934 | { 112, 95000 }, |
| 935 | { 96, 100000 }, |
| 936 | { 82, 105000 }, |
| 937 | { 71, 110000 }, |
| 938 | { 62, 115000 }, |
| 939 | { 53, 120000 }, |
| 940 | { 46, 125000 }, |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 941 | }; |
| 942 | |
| 943 | static int32_t qpnp_adc_map_voltage_temp(const struct qpnp_vadc_map_pt *pts, |
| 944 | uint32_t tablesize, int32_t input, int64_t *output) |
| 945 | { |
| 946 | bool descending = 1; |
| 947 | uint32_t i = 0; |
| 948 | |
| 949 | if (pts == NULL) |
| 950 | return -EINVAL; |
| 951 | |
| 952 | /* Check if table is descending or ascending */ |
| 953 | if (tablesize > 1) { |
| 954 | if (pts[0].x < pts[1].x) |
| 955 | descending = 0; |
| 956 | } |
| 957 | |
| 958 | while (i < tablesize) { |
| 959 | if ((descending == 1) && (pts[i].x < input)) { |
| 960 | /* |
| 961 | * table entry is less than measured |
| 962 | * value and table is descending, stop. |
| 963 | */ |
| 964 | break; |
| 965 | } else if ((descending == 0) && |
| 966 | (pts[i].x > input)) { |
| 967 | /* |
| 968 | * table entry is greater than measured |
| 969 | * value and table is ascending, stop. |
| 970 | */ |
| 971 | break; |
| 972 | } |
| 973 | i++; |
| 974 | } |
| 975 | |
| 976 | if (i == 0) |
| 977 | *output = pts[0].y; |
| 978 | else if (i == tablesize) |
| 979 | *output = pts[tablesize-1].y; |
| 980 | else { |
| 981 | /* result is between search_index and search_index-1 */ |
| 982 | /* interpolate linearly */ |
| 983 | *output = (((int32_t) ((pts[i].y - pts[i-1].y)* |
| 984 | (input - pts[i-1].x))/ |
| 985 | (pts[i].x - pts[i-1].x))+ |
| 986 | pts[i-1].y); |
| 987 | } |
| 988 | |
| 989 | return 0; |
| 990 | } |
| 991 | |
| 992 | static int32_t qpnp_adc_map_temp_voltage(const struct qpnp_vadc_map_pt *pts, |
| 993 | uint32_t tablesize, int32_t input, int64_t *output) |
| 994 | { |
| 995 | bool descending = 1; |
| 996 | uint32_t i = 0; |
| 997 | |
| 998 | if (pts == NULL) |
| 999 | return -EINVAL; |
| 1000 | |
| 1001 | /* Check if table is descending or ascending */ |
| 1002 | if (tablesize > 1) { |
| 1003 | if (pts[0].y < pts[1].y) |
| 1004 | descending = 0; |
| 1005 | } |
| 1006 | |
| 1007 | while (i < tablesize) { |
| 1008 | if ((descending == 1) && (pts[i].y < input)) { |
| 1009 | /* Table entry is less than measured value. */ |
| 1010 | /* Table is descending, stop. */ |
| 1011 | break; |
| 1012 | } else if ((descending == 0) && (pts[i].y > input)) { |
| 1013 | /* Table entry is greater than measured value. */ |
| 1014 | /* Table is ascending, stop. */ |
| 1015 | break; |
| 1016 | } |
| 1017 | i++; |
| 1018 | } |
| 1019 | |
| 1020 | if (i == 0) { |
| 1021 | *output = pts[0].x; |
| 1022 | } else if (i == tablesize) { |
| 1023 | *output = pts[tablesize-1].x; |
| 1024 | } else { |
| 1025 | /* result is between search_index and search_index-1 */ |
| 1026 | /* interpolate linearly */ |
| 1027 | *output = (((int32_t) ((pts[i].x - pts[i-1].x)* |
| 1028 | (input - pts[i-1].y))/ |
| 1029 | (pts[i].y - pts[i-1].y))+ |
| 1030 | pts[i-1].x); |
| 1031 | } |
| 1032 | |
| 1033 | return 0; |
| 1034 | } |
| 1035 | |
| 1036 | static void qpnp_adc_scale_with_calib_param(int32_t adc_code, |
| 1037 | const struct qpnp_adc_properties *adc_properties, |
| 1038 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1039 | int64_t *scale_voltage) |
| 1040 | { |
| 1041 | *scale_voltage = (adc_code - |
| 1042 | chan_properties->adc_graph[chan_properties->calib_type].adc_gnd) |
| 1043 | * chan_properties->adc_graph[chan_properties->calib_type].dx; |
| 1044 | *scale_voltage = div64_s64(*scale_voltage, |
| 1045 | chan_properties->adc_graph[chan_properties->calib_type].dy); |
| 1046 | |
| 1047 | if (chan_properties->calib_type == CALIB_ABSOLUTE) |
| 1048 | *scale_voltage += |
| 1049 | chan_properties->adc_graph[chan_properties->calib_type].dx; |
| 1050 | |
| 1051 | if (*scale_voltage < 0) |
| 1052 | *scale_voltage = 0; |
| 1053 | } |
| 1054 | |
| 1055 | int32_t qpnp_adc_scale_pmic_therm(struct qpnp_vadc_chip *vadc, |
| 1056 | int32_t adc_code, |
| 1057 | const struct qpnp_adc_properties *adc_properties, |
| 1058 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1059 | struct qpnp_vadc_result *adc_chan_result) |
| 1060 | { |
| 1061 | int64_t pmic_voltage = 0; |
| 1062 | |
| 1063 | if (!chan_properties || !chan_properties->offset_gain_numerator || |
| 1064 | !chan_properties->offset_gain_denominator || !adc_properties |
| 1065 | || !adc_chan_result) |
| 1066 | return -EINVAL; |
| 1067 | |
| 1068 | if (adc_properties->adc_hc) { |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1069 | /* (ADC code * vref_vadc (1.875V)) / scale_code */ |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1070 | if (adc_code > QPNP_VADC_HC_MAX_CODE) |
| 1071 | adc_code = 0; |
| 1072 | pmic_voltage = (int64_t) adc_code; |
| 1073 | pmic_voltage *= (int64_t) (adc_properties->adc_vdd_reference |
| 1074 | * 1000); |
| 1075 | pmic_voltage = div64_s64(pmic_voltage, |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1076 | adc_properties->full_scale_code); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1077 | } else { |
| 1078 | if (!chan_properties->adc_graph[CALIB_ABSOLUTE].dy) |
| 1079 | return -EINVAL; |
| 1080 | qpnp_adc_scale_with_calib_param(adc_code, adc_properties, |
| 1081 | chan_properties, &pmic_voltage); |
| 1082 | } |
| 1083 | |
| 1084 | if (pmic_voltage > 0) { |
| 1085 | /* 2mV/K */ |
| 1086 | adc_chan_result->measurement = pmic_voltage* |
| 1087 | chan_properties->offset_gain_denominator; |
| 1088 | |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1089 | adc_chan_result->measurement = |
| 1090 | div64_s64(adc_chan_result->measurement, |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1091 | chan_properties->offset_gain_numerator * 2); |
| 1092 | } else |
| 1093 | adc_chan_result->measurement = 0; |
| 1094 | |
| 1095 | /* Change to .001 deg C */ |
| 1096 | adc_chan_result->measurement -= KELVINMIL_DEGMIL; |
| 1097 | adc_chan_result->physical = (int32_t) adc_chan_result->measurement; |
| 1098 | |
| 1099 | return 0; |
| 1100 | } |
| 1101 | EXPORT_SYMBOL(qpnp_adc_scale_pmic_therm); |
| 1102 | |
| 1103 | int32_t qpnp_adc_scale_millidegc_pmic_voltage_thr(struct qpnp_vadc_chip *chip, |
| 1104 | struct qpnp_adc_tm_btm_param *param, |
| 1105 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 1106 | { |
| 1107 | struct qpnp_vadc_linear_graph btm_param; |
| 1108 | int64_t low_output = 0, high_output = 0; |
| 1109 | int rc = 0, sign = 0; |
| 1110 | |
| 1111 | /* Convert to Kelvin and account for voltage to be written as 2mV/K */ |
| 1112 | low_output = (param->low_temp + KELVINMIL_DEGMIL) * 2; |
| 1113 | /* Convert to Kelvin and account for voltage to be written as 2mV/K */ |
| 1114 | high_output = (param->high_temp + KELVINMIL_DEGMIL) * 2; |
| 1115 | |
| 1116 | if (param->adc_tm_hc) { |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1117 | low_output *= param->full_scale_code; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1118 | low_output = div64_s64(low_output, |
| 1119 | (QPNP_VADC_HC_VDD_REFERENCE_MV * 1000)); |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1120 | high_output *= param->full_scale_code; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1121 | high_output = div64_s64(high_output, |
| 1122 | (QPNP_VADC_HC_VDD_REFERENCE_MV * 1000)); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1123 | } else { |
| 1124 | rc = qpnp_get_vadc_gain_and_offset(chip, &btm_param, |
| 1125 | CALIB_ABSOLUTE); |
| 1126 | if (rc < 0) { |
| 1127 | pr_err("Could not acquire gain and offset\n"); |
| 1128 | return rc; |
| 1129 | } |
| 1130 | |
| 1131 | /* Convert to voltage threshold */ |
| 1132 | low_output = (low_output - QPNP_ADC_625_UV) * btm_param.dy; |
| 1133 | if (low_output < 0) { |
| 1134 | sign = 1; |
| 1135 | low_output = -low_output; |
| 1136 | } |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1137 | low_output = div64_s64(low_output, QPNP_ADC_625_UV); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1138 | if (sign) |
| 1139 | low_output = -low_output; |
| 1140 | low_output += btm_param.adc_gnd; |
| 1141 | |
| 1142 | sign = 0; |
| 1143 | /* Convert to voltage threshold */ |
| 1144 | high_output = (high_output - QPNP_ADC_625_UV) * btm_param.dy; |
| 1145 | if (high_output < 0) { |
| 1146 | sign = 1; |
| 1147 | high_output = -high_output; |
| 1148 | } |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1149 | high_output = div64_s64(high_output, QPNP_ADC_625_UV); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1150 | if (sign) |
| 1151 | high_output = -high_output; |
| 1152 | high_output += btm_param.adc_gnd; |
| 1153 | } |
| 1154 | |
| 1155 | *low_threshold = (uint32_t) low_output; |
| 1156 | *high_threshold = (uint32_t) high_output; |
| 1157 | |
| 1158 | pr_debug("high_temp:%d, low_temp:%d\n", param->high_temp, |
| 1159 | param->low_temp); |
| 1160 | pr_debug("adc_code_high:%x, adc_code_low:%x\n", *high_threshold, |
| 1161 | *low_threshold); |
| 1162 | |
| 1163 | return 0; |
| 1164 | } |
| 1165 | EXPORT_SYMBOL(qpnp_adc_scale_millidegc_pmic_voltage_thr); |
| 1166 | |
| 1167 | /* Scales the ADC code to degC using the mapping |
| 1168 | * table for the XO thermistor. |
| 1169 | */ |
| 1170 | int32_t qpnp_adc_tdkntcg_therm(struct qpnp_vadc_chip *chip, |
| 1171 | int32_t adc_code, |
| 1172 | const struct qpnp_adc_properties *adc_properties, |
| 1173 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1174 | struct qpnp_vadc_result *adc_chan_result) |
| 1175 | { |
| 1176 | int64_t xo_thm_voltage = 0; |
| 1177 | |
| 1178 | if (!chan_properties || !chan_properties->offset_gain_numerator || |
| 1179 | !chan_properties->offset_gain_denominator || !adc_properties |
| 1180 | || !adc_chan_result) |
| 1181 | return -EINVAL; |
| 1182 | |
| 1183 | if (adc_properties->adc_hc) { |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1184 | /* (code * vref_vadc (1.875V) * 1000) / (scale_code * 1000) */ |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1185 | if (adc_code > QPNP_VADC_HC_MAX_CODE) |
| 1186 | adc_code = 0; |
| 1187 | xo_thm_voltage = (int64_t) adc_code; |
| 1188 | xo_thm_voltage *= (int64_t) (adc_properties->adc_vdd_reference |
| 1189 | * 1000); |
| 1190 | xo_thm_voltage = div64_s64(xo_thm_voltage, |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1191 | adc_properties->full_scale_code * 1000); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1192 | qpnp_adc_map_voltage_temp(adcmap_100k_104ef_104fb_1875_vref, |
| 1193 | ARRAY_SIZE(adcmap_100k_104ef_104fb_1875_vref), |
| 1194 | xo_thm_voltage, &adc_chan_result->physical); |
| 1195 | } else { |
| 1196 | qpnp_adc_scale_with_calib_param(adc_code, |
| 1197 | adc_properties, chan_properties, &xo_thm_voltage); |
| 1198 | |
| 1199 | if (chan_properties->calib_type == CALIB_ABSOLUTE) |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1200 | xo_thm_voltage = div64_s64(xo_thm_voltage, 1000); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1201 | |
| 1202 | qpnp_adc_map_voltage_temp(adcmap_100k_104ef_104fb, |
| 1203 | ARRAY_SIZE(adcmap_100k_104ef_104fb), |
| 1204 | xo_thm_voltage, &adc_chan_result->physical); |
| 1205 | } |
| 1206 | |
| 1207 | return 0; |
| 1208 | } |
| 1209 | EXPORT_SYMBOL(qpnp_adc_tdkntcg_therm); |
| 1210 | |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 1211 | int32_t qpnp_adc_batt_therm(struct qpnp_vadc_chip *chip, |
| 1212 | int32_t adc_code, |
| 1213 | const struct qpnp_adc_properties *adc_properties, |
| 1214 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1215 | struct qpnp_vadc_result *adc_chan_result) |
| 1216 | { |
| 1217 | int64_t batt_thm_voltage = 0; |
| 1218 | |
| 1219 | if (!chan_properties || !chan_properties->offset_gain_numerator || |
| 1220 | !chan_properties->offset_gain_denominator || !adc_properties |
| 1221 | || !adc_chan_result) |
| 1222 | return -EINVAL; |
| 1223 | |
| 1224 | if (adc_properties->adc_hc) { |
| 1225 | /* (code * vref_vadc (1.875V) * 1000) / (scale_code * 1000) */ |
| 1226 | if (adc_code > QPNP_VADC_HC_MAX_CODE) |
| 1227 | adc_code = 0; |
| 1228 | batt_thm_voltage = (int64_t) adc_code; |
| 1229 | batt_thm_voltage *= (adc_properties->adc_vdd_reference |
| 1230 | * 1000); |
| 1231 | batt_thm_voltage = div64_s64(batt_thm_voltage, |
| 1232 | adc_properties->full_scale_code * 1000); |
| 1233 | qpnp_adc_map_voltage_temp(adcmap_batt_therm, |
| 1234 | ARRAY_SIZE(adcmap_batt_therm), |
| 1235 | batt_thm_voltage, &adc_chan_result->physical); |
| 1236 | } |
| 1237 | return 0; |
| 1238 | } |
| 1239 | EXPORT_SYMBOL(qpnp_adc_batt_therm); |
| 1240 | |
Jishnu Prakash | 20343d4 | 2018-02-12 14:53:33 +0530 | [diff] [blame] | 1241 | int32_t qpnp_adc_batt_therm_qrd(struct qpnp_vadc_chip *chip, |
| 1242 | int32_t adc_code, |
| 1243 | const struct qpnp_adc_properties *adc_properties, |
| 1244 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1245 | struct qpnp_vadc_result *adc_chan_result) |
| 1246 | { |
| 1247 | int64_t batt_thm_voltage = 0; |
| 1248 | |
| 1249 | if (!chan_properties || !chan_properties->offset_gain_numerator || |
| 1250 | !chan_properties->offset_gain_denominator || !adc_properties |
| 1251 | || !adc_chan_result) |
| 1252 | return -EINVAL; |
| 1253 | |
| 1254 | if (adc_properties->adc_hc) { |
| 1255 | /* (code * vref_vadc (1.875V) * 1000) / (scale_code * 1000) */ |
| 1256 | if (adc_code > QPNP_VADC_HC_MAX_CODE) |
| 1257 | adc_code = 0; |
| 1258 | batt_thm_voltage = (int64_t) adc_code; |
| 1259 | batt_thm_voltage *= (adc_properties->adc_vdd_reference |
| 1260 | * 1000); |
| 1261 | batt_thm_voltage = div64_s64(batt_thm_voltage, |
| 1262 | adc_properties->full_scale_code * 1000); |
| 1263 | qpnp_adc_map_voltage_temp(adcmap_batt_therm_qrd, |
| 1264 | ARRAY_SIZE(adcmap_batt_therm_qrd), |
| 1265 | batt_thm_voltage, &adc_chan_result->physical); |
Jishnu Prakash | 142a3ff | 2018-10-08 15:28:08 +0530 | [diff] [blame] | 1266 | } else { |
| 1267 | |
| 1268 | qpnp_adc_scale_with_calib_param(adc_code, |
| 1269 | adc_properties, chan_properties, &batt_thm_voltage); |
| 1270 | |
| 1271 | adc_chan_result->measurement = batt_thm_voltage; |
| 1272 | |
| 1273 | return qpnp_adc_map_voltage_temp( |
| 1274 | adcmap_batt_therm_qrd, |
| 1275 | ARRAY_SIZE(adcmap_batt_therm_qrd), |
| 1276 | batt_thm_voltage, |
| 1277 | &adc_chan_result->physical); |
| 1278 | |
Jishnu Prakash | 20343d4 | 2018-02-12 14:53:33 +0530 | [diff] [blame] | 1279 | } |
| 1280 | return 0; |
| 1281 | } |
| 1282 | EXPORT_SYMBOL(qpnp_adc_batt_therm_qrd); |
| 1283 | |
Jishnu Prakash | 64c9d3f | 2018-04-12 17:01:32 +0530 | [diff] [blame] | 1284 | int32_t qpnp_adc_batt_therm_pu30(struct qpnp_vadc_chip *chip, |
| 1285 | int32_t adc_code, |
| 1286 | const struct qpnp_adc_properties *adc_properties, |
| 1287 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1288 | struct qpnp_vadc_result *adc_chan_result) |
| 1289 | { |
| 1290 | int64_t batt_thm_voltage = 0; |
| 1291 | |
| 1292 | if (!chan_properties || !chan_properties->offset_gain_numerator || |
| 1293 | !chan_properties->offset_gain_denominator || !adc_properties |
| 1294 | || !adc_chan_result) |
| 1295 | return -EINVAL; |
| 1296 | |
| 1297 | /* (code * vref_vadc (1.875V) * 1000) / (scale_code * 1000) */ |
| 1298 | if (adc_code > QPNP_VADC_HC_MAX_CODE) |
| 1299 | adc_code = 0; |
| 1300 | batt_thm_voltage = (int64_t) adc_code; |
| 1301 | batt_thm_voltage *= (adc_properties->adc_vdd_reference |
| 1302 | * 1000); |
| 1303 | batt_thm_voltage = div64_s64(batt_thm_voltage, |
| 1304 | adc_properties->full_scale_code * 1000); |
| 1305 | qpnp_adc_map_voltage_temp(adcmap_batt_therm_pu30, |
| 1306 | ARRAY_SIZE(adcmap_batt_therm_pu30), |
| 1307 | batt_thm_voltage, &adc_chan_result->physical); |
| 1308 | return 0; |
| 1309 | } |
| 1310 | EXPORT_SYMBOL(qpnp_adc_batt_therm_pu30); |
| 1311 | |
| 1312 | int32_t qpnp_adc_batt_therm_pu400(struct qpnp_vadc_chip *chip, |
| 1313 | int32_t adc_code, |
| 1314 | const struct qpnp_adc_properties *adc_properties, |
| 1315 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1316 | struct qpnp_vadc_result *adc_chan_result) |
| 1317 | { |
| 1318 | int64_t batt_thm_voltage = 0; |
| 1319 | |
| 1320 | if (!chan_properties || !chan_properties->offset_gain_numerator || |
| 1321 | !chan_properties->offset_gain_denominator || !adc_properties |
| 1322 | || !adc_chan_result) |
| 1323 | return -EINVAL; |
| 1324 | |
| 1325 | /* (code * vref_vadc (1.875V) * 1000) / (scale_code * 1000) */ |
| 1326 | if (adc_code > QPNP_VADC_HC_MAX_CODE) |
| 1327 | adc_code = 0; |
| 1328 | batt_thm_voltage = (int64_t) adc_code; |
| 1329 | batt_thm_voltage *= (adc_properties->adc_vdd_reference |
| 1330 | * 1000); |
| 1331 | batt_thm_voltage = div64_s64(batt_thm_voltage, |
| 1332 | adc_properties->full_scale_code * 1000); |
| 1333 | qpnp_adc_map_voltage_temp(adcmap_batt_therm_pu400, |
| 1334 | ARRAY_SIZE(adcmap_batt_therm_pu400), |
| 1335 | batt_thm_voltage, &adc_chan_result->physical); |
| 1336 | return 0; |
| 1337 | } |
| 1338 | EXPORT_SYMBOL(qpnp_adc_batt_therm_pu400); |
| 1339 | |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1340 | int32_t qpnp_adc_scale_batt_therm(struct qpnp_vadc_chip *chip, |
| 1341 | int32_t adc_code, |
| 1342 | const struct qpnp_adc_properties *adc_properties, |
| 1343 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1344 | struct qpnp_vadc_result *adc_chan_result) |
| 1345 | { |
| 1346 | int64_t bat_voltage = 0; |
| 1347 | |
| 1348 | qpnp_adc_scale_with_calib_param(adc_code, |
| 1349 | adc_properties, chan_properties, &bat_voltage); |
| 1350 | |
| 1351 | adc_chan_result->measurement = bat_voltage; |
| 1352 | |
| 1353 | return qpnp_adc_map_temp_voltage( |
| 1354 | adcmap_btm_threshold, |
| 1355 | ARRAY_SIZE(adcmap_btm_threshold), |
| 1356 | bat_voltage, |
| 1357 | &adc_chan_result->physical); |
| 1358 | } |
| 1359 | EXPORT_SYMBOL(qpnp_adc_scale_batt_therm); |
| 1360 | |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 1361 | int32_t qpnp_adc_scale_chrg_temp(struct qpnp_vadc_chip *vadc, |
| 1362 | int32_t adc_code, |
| 1363 | const struct qpnp_adc_properties *adc_properties, |
| 1364 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1365 | struct qpnp_vadc_result *adc_chan_result) |
| 1366 | { |
| 1367 | int rc = 0; |
| 1368 | |
| 1369 | if (!chan_properties || !chan_properties->offset_gain_numerator || |
| 1370 | !chan_properties->offset_gain_denominator || !adc_properties |
| 1371 | || !adc_chan_result) |
| 1372 | return -EINVAL; |
| 1373 | |
| 1374 | rc = qpnp_adc_scale_default(vadc, adc_code, adc_properties, |
| 1375 | chan_properties, adc_chan_result); |
| 1376 | if (rc < 0) |
| 1377 | return rc; |
| 1378 | |
| 1379 | pr_debug("raw_code:%x, v_adc:%lld\n", adc_code, |
| 1380 | adc_chan_result->physical); |
| 1381 | adc_chan_result->physical = (int64_t) ((CHRG_SCALE_1) * |
| 1382 | (adc_chan_result->physical)); |
| 1383 | adc_chan_result->physical = (int64_t) (adc_chan_result->physical + |
| 1384 | CHRG_SCALE_2); |
| 1385 | adc_chan_result->physical = (int64_t) adc_chan_result->physical; |
| 1386 | adc_chan_result->physical = div64_s64(adc_chan_result->physical, |
| 1387 | 1000000); |
| 1388 | |
| 1389 | return 0; |
| 1390 | } |
| 1391 | EXPORT_SYMBOL(qpnp_adc_scale_chrg_temp); |
| 1392 | |
| 1393 | int32_t qpnp_adc_scale_die_temp(struct qpnp_vadc_chip *vadc, |
| 1394 | int32_t adc_code, |
| 1395 | const struct qpnp_adc_properties *adc_properties, |
| 1396 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1397 | struct qpnp_vadc_result *adc_chan_result) |
| 1398 | { |
| 1399 | int rc = 0; |
| 1400 | |
| 1401 | if (!chan_properties || !chan_properties->offset_gain_numerator || |
| 1402 | !chan_properties->offset_gain_denominator || !adc_properties |
| 1403 | || !adc_chan_result) |
| 1404 | return -EINVAL; |
| 1405 | |
| 1406 | rc = qpnp_adc_scale_default(vadc, adc_code, adc_properties, |
| 1407 | chan_properties, adc_chan_result); |
| 1408 | if (rc < 0) |
| 1409 | return rc; |
| 1410 | |
| 1411 | pr_debug("raw_code:%x, v_adc:%lld\n", adc_code, |
| 1412 | adc_chan_result->physical); |
| 1413 | adc_chan_result->physical = (int64_t) ((DIE_SCALE_1) * |
| 1414 | (adc_chan_result->physical)); |
| 1415 | adc_chan_result->physical = (int64_t) (adc_chan_result->physical + |
| 1416 | DIE_SCALE_2); |
| 1417 | adc_chan_result->physical = (int64_t) adc_chan_result->physical; |
| 1418 | adc_chan_result->physical = div64_s64(adc_chan_result->physical, |
| 1419 | 1000000); |
| 1420 | |
| 1421 | return 0; |
| 1422 | } |
| 1423 | EXPORT_SYMBOL(qpnp_adc_scale_die_temp); |
| 1424 | |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1425 | int32_t qpnp_adc_scale_qrd_batt_therm(struct qpnp_vadc_chip *chip, |
| 1426 | int32_t adc_code, |
| 1427 | const struct qpnp_adc_properties *adc_properties, |
| 1428 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1429 | struct qpnp_vadc_result *adc_chan_result) |
| 1430 | { |
| 1431 | int64_t bat_voltage = 0; |
| 1432 | |
| 1433 | qpnp_adc_scale_with_calib_param(adc_code, |
| 1434 | adc_properties, chan_properties, &bat_voltage); |
| 1435 | |
| 1436 | adc_chan_result->measurement = bat_voltage; |
| 1437 | |
| 1438 | return qpnp_adc_map_temp_voltage( |
| 1439 | adcmap_qrd_btm_threshold, |
| 1440 | ARRAY_SIZE(adcmap_qrd_btm_threshold), |
| 1441 | bat_voltage, |
| 1442 | &adc_chan_result->physical); |
| 1443 | } |
| 1444 | EXPORT_SYMBOL(qpnp_adc_scale_qrd_batt_therm); |
| 1445 | |
| 1446 | int32_t qpnp_adc_scale_qrd_skuaa_batt_therm(struct qpnp_vadc_chip *chip, |
| 1447 | int32_t adc_code, |
| 1448 | const struct qpnp_adc_properties *adc_properties, |
| 1449 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1450 | struct qpnp_vadc_result *adc_chan_result) |
| 1451 | { |
| 1452 | int64_t bat_voltage = 0; |
| 1453 | |
| 1454 | qpnp_adc_scale_with_calib_param(adc_code, |
| 1455 | adc_properties, chan_properties, &bat_voltage); |
| 1456 | |
| 1457 | adc_chan_result->measurement = bat_voltage; |
| 1458 | |
| 1459 | return qpnp_adc_map_temp_voltage( |
| 1460 | adcmap_qrd_skuaa_btm_threshold, |
| 1461 | ARRAY_SIZE(adcmap_qrd_skuaa_btm_threshold), |
| 1462 | bat_voltage, |
| 1463 | &adc_chan_result->physical); |
| 1464 | } |
| 1465 | EXPORT_SYMBOL(qpnp_adc_scale_qrd_skuaa_batt_therm); |
| 1466 | |
| 1467 | int32_t qpnp_adc_scale_qrd_skug_batt_therm(struct qpnp_vadc_chip *chip, |
| 1468 | int32_t adc_code, |
| 1469 | const struct qpnp_adc_properties *adc_properties, |
| 1470 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1471 | struct qpnp_vadc_result *adc_chan_result) |
| 1472 | { |
| 1473 | int64_t bat_voltage = 0; |
| 1474 | |
| 1475 | qpnp_adc_scale_with_calib_param(adc_code, |
| 1476 | adc_properties, chan_properties, &bat_voltage); |
| 1477 | adc_chan_result->measurement = bat_voltage; |
| 1478 | |
| 1479 | return qpnp_adc_map_temp_voltage( |
| 1480 | adcmap_qrd_skug_btm_threshold, |
| 1481 | ARRAY_SIZE(adcmap_qrd_skug_btm_threshold), |
| 1482 | bat_voltage, |
| 1483 | &adc_chan_result->physical); |
| 1484 | } |
| 1485 | EXPORT_SYMBOL(qpnp_adc_scale_qrd_skug_batt_therm); |
| 1486 | |
| 1487 | int32_t qpnp_adc_scale_qrd_skuh_batt_therm(struct qpnp_vadc_chip *chip, |
| 1488 | int32_t adc_code, |
| 1489 | const struct qpnp_adc_properties *adc_properties, |
| 1490 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1491 | struct qpnp_vadc_result *adc_chan_result) |
| 1492 | { |
| 1493 | int64_t bat_voltage = 0; |
| 1494 | |
| 1495 | qpnp_adc_scale_with_calib_param(adc_code, |
| 1496 | adc_properties, chan_properties, &bat_voltage); |
| 1497 | |
| 1498 | return qpnp_adc_map_temp_voltage( |
| 1499 | adcmap_qrd_skuh_btm_threshold, |
| 1500 | ARRAY_SIZE(adcmap_qrd_skuh_btm_threshold), |
| 1501 | bat_voltage, |
| 1502 | &adc_chan_result->physical); |
| 1503 | } |
| 1504 | EXPORT_SYMBOL(qpnp_adc_scale_qrd_skuh_batt_therm); |
| 1505 | |
| 1506 | int32_t qpnp_adc_scale_qrd_skut1_batt_therm(struct qpnp_vadc_chip *chip, |
| 1507 | int32_t adc_code, |
| 1508 | const struct qpnp_adc_properties *adc_properties, |
| 1509 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1510 | struct qpnp_vadc_result *adc_chan_result) |
| 1511 | { |
| 1512 | int64_t bat_voltage = 0; |
| 1513 | |
| 1514 | qpnp_adc_scale_with_calib_param(adc_code, |
| 1515 | adc_properties, chan_properties, &bat_voltage); |
| 1516 | |
| 1517 | return qpnp_adc_map_temp_voltage( |
| 1518 | adcmap_qrd_skut1_btm_threshold, |
| 1519 | ARRAY_SIZE(adcmap_qrd_skut1_btm_threshold), |
| 1520 | bat_voltage, |
| 1521 | &adc_chan_result->physical); |
| 1522 | } |
| 1523 | EXPORT_SYMBOL(qpnp_adc_scale_qrd_skut1_batt_therm); |
| 1524 | |
| 1525 | int32_t qpnp_adc_scale_smb_batt_therm(struct qpnp_vadc_chip *chip, |
| 1526 | int32_t adc_code, |
| 1527 | const struct qpnp_adc_properties *adc_properties, |
| 1528 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1529 | struct qpnp_vadc_result *adc_chan_result) |
| 1530 | { |
| 1531 | int64_t bat_voltage = 0; |
| 1532 | |
| 1533 | qpnp_adc_scale_with_calib_param(adc_code, |
| 1534 | adc_properties, chan_properties, &bat_voltage); |
| 1535 | |
| 1536 | return qpnp_adc_map_temp_voltage( |
| 1537 | adcmap_smb_batt_therm, |
| 1538 | ARRAY_SIZE(adcmap_smb_batt_therm), |
| 1539 | bat_voltage, |
| 1540 | &adc_chan_result->physical); |
| 1541 | } |
| 1542 | EXPORT_SYMBOL(qpnp_adc_scale_smb_batt_therm); |
| 1543 | |
| 1544 | int32_t qpnp_adc_scale_therm_pu1(struct qpnp_vadc_chip *chip, |
| 1545 | int32_t adc_code, |
| 1546 | const struct qpnp_adc_properties *adc_properties, |
| 1547 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1548 | struct qpnp_vadc_result *adc_chan_result) |
| 1549 | { |
| 1550 | int64_t therm_voltage = 0; |
| 1551 | |
| 1552 | qpnp_adc_scale_with_calib_param(adc_code, |
| 1553 | adc_properties, chan_properties, &therm_voltage); |
| 1554 | |
| 1555 | qpnp_adc_map_voltage_temp(adcmap_150k_104ef_104fb, |
| 1556 | ARRAY_SIZE(adcmap_150k_104ef_104fb), |
| 1557 | therm_voltage, &adc_chan_result->physical); |
| 1558 | |
| 1559 | return 0; |
| 1560 | } |
| 1561 | EXPORT_SYMBOL(qpnp_adc_scale_therm_pu1); |
| 1562 | |
| 1563 | int32_t qpnp_adc_scale_therm_pu2(struct qpnp_vadc_chip *chip, |
| 1564 | int32_t adc_code, |
| 1565 | const struct qpnp_adc_properties *adc_properties, |
| 1566 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1567 | struct qpnp_vadc_result *adc_chan_result) |
| 1568 | { |
| 1569 | int64_t therm_voltage = 0; |
| 1570 | |
| 1571 | if (!chan_properties || !chan_properties->offset_gain_numerator || |
| 1572 | !chan_properties->offset_gain_denominator || !adc_properties) |
| 1573 | return -EINVAL; |
| 1574 | |
| 1575 | if (adc_properties->adc_hc) { |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1576 | /* (code * vref_vadc (1.875V) * 1000) / (scale code * 1000) */ |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1577 | if (adc_code > QPNP_VADC_HC_MAX_CODE) |
| 1578 | adc_code = 0; |
| 1579 | therm_voltage = (int64_t) adc_code; |
| 1580 | therm_voltage *= (int64_t) (adc_properties->adc_vdd_reference |
| 1581 | * 1000); |
| 1582 | therm_voltage = div64_s64(therm_voltage, |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1583 | (adc_properties->full_scale_code * 1000)); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1584 | |
| 1585 | qpnp_adc_map_voltage_temp(adcmap_100k_104ef_104fb_1875_vref, |
| 1586 | ARRAY_SIZE(adcmap_100k_104ef_104fb_1875_vref), |
| 1587 | therm_voltage, &adc_chan_result->physical); |
| 1588 | } else { |
| 1589 | qpnp_adc_scale_with_calib_param(adc_code, |
| 1590 | adc_properties, chan_properties, &therm_voltage); |
| 1591 | |
| 1592 | if (chan_properties->calib_type == CALIB_ABSOLUTE) |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1593 | therm_voltage = div64_s64(therm_voltage, 1000); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1594 | |
| 1595 | qpnp_adc_map_voltage_temp(adcmap_100k_104ef_104fb, |
| 1596 | ARRAY_SIZE(adcmap_100k_104ef_104fb), |
| 1597 | therm_voltage, &adc_chan_result->physical); |
| 1598 | } |
| 1599 | |
| 1600 | return 0; |
| 1601 | } |
| 1602 | EXPORT_SYMBOL(qpnp_adc_scale_therm_pu2); |
| 1603 | |
| 1604 | int32_t qpnp_adc_tm_scale_voltage_therm_pu2(struct qpnp_vadc_chip *chip, |
| 1605 | const struct qpnp_adc_properties *adc_properties, |
| 1606 | uint32_t reg, int64_t *result) |
| 1607 | { |
| 1608 | int64_t adc_voltage = 0; |
| 1609 | struct qpnp_vadc_linear_graph param1; |
| 1610 | int negative_offset = 0; |
| 1611 | |
| 1612 | if (adc_properties->adc_hc) { |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1613 | /* (ADC code * vref_vadc (1.875V)) / full_scale_code */ |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1614 | if (reg > QPNP_VADC_HC_MAX_CODE) |
| 1615 | reg = 0; |
| 1616 | adc_voltage = (int64_t) reg; |
| 1617 | adc_voltage *= QPNP_VADC_HC_VDD_REFERENCE_MV; |
| 1618 | adc_voltage = div64_s64(adc_voltage, |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1619 | adc_properties->full_scale_code); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1620 | qpnp_adc_map_voltage_temp(adcmap_100k_104ef_104fb_1875_vref, |
| 1621 | ARRAY_SIZE(adcmap_100k_104ef_104fb_1875_vref), |
| 1622 | adc_voltage, result); |
| 1623 | } else { |
| 1624 | qpnp_get_vadc_gain_and_offset(chip, ¶m1, CALIB_RATIOMETRIC); |
| 1625 | |
| 1626 | adc_voltage = (reg - param1.adc_gnd) * param1.adc_vref; |
| 1627 | if (adc_voltage < 0) { |
| 1628 | negative_offset = 1; |
| 1629 | adc_voltage = -adc_voltage; |
| 1630 | } |
| 1631 | |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1632 | adc_voltage = div64_s64(adc_voltage, param1.dy); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1633 | |
| 1634 | qpnp_adc_map_voltage_temp(adcmap_100k_104ef_104fb, |
| 1635 | ARRAY_SIZE(adcmap_100k_104ef_104fb), |
| 1636 | adc_voltage, result); |
| 1637 | if (negative_offset) |
| 1638 | adc_voltage = -adc_voltage; |
| 1639 | } |
| 1640 | |
| 1641 | return 0; |
| 1642 | } |
| 1643 | EXPORT_SYMBOL(qpnp_adc_tm_scale_voltage_therm_pu2); |
| 1644 | |
| 1645 | int32_t qpnp_adc_tm_scale_therm_voltage_pu2(struct qpnp_vadc_chip *chip, |
| 1646 | const struct qpnp_adc_properties *adc_properties, |
| 1647 | struct qpnp_adc_tm_config *param) |
| 1648 | { |
| 1649 | struct qpnp_vadc_linear_graph param1; |
| 1650 | int rc; |
| 1651 | |
| 1652 | if (adc_properties->adc_hc) { |
| 1653 | rc = qpnp_adc_map_temp_voltage( |
| 1654 | adcmap_100k_104ef_104fb_1875_vref, |
| 1655 | ARRAY_SIZE(adcmap_100k_104ef_104fb_1875_vref), |
| 1656 | param->low_thr_temp, ¶m->low_thr_voltage); |
| 1657 | if (rc) |
| 1658 | return rc; |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1659 | param->low_thr_voltage *= adc_properties->full_scale_code; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1660 | param->low_thr_voltage = div64_s64(param->low_thr_voltage, |
| 1661 | QPNP_VADC_HC_VDD_REFERENCE_MV); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1662 | |
| 1663 | rc = qpnp_adc_map_temp_voltage( |
| 1664 | adcmap_100k_104ef_104fb_1875_vref, |
| 1665 | ARRAY_SIZE(adcmap_100k_104ef_104fb_1875_vref), |
| 1666 | param->high_thr_temp, ¶m->high_thr_voltage); |
| 1667 | if (rc) |
| 1668 | return rc; |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1669 | param->high_thr_voltage *= adc_properties->full_scale_code; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1670 | param->high_thr_voltage = div64_s64(param->high_thr_voltage, |
| 1671 | QPNP_VADC_HC_VDD_REFERENCE_MV); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1672 | } else { |
| 1673 | qpnp_get_vadc_gain_and_offset(chip, ¶m1, CALIB_RATIOMETRIC); |
| 1674 | |
| 1675 | rc = qpnp_adc_map_temp_voltage(adcmap_100k_104ef_104fb, |
| 1676 | ARRAY_SIZE(adcmap_100k_104ef_104fb), |
| 1677 | param->low_thr_temp, ¶m->low_thr_voltage); |
| 1678 | if (rc) |
| 1679 | return rc; |
| 1680 | |
| 1681 | param->low_thr_voltage *= param1.dy; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1682 | param->low_thr_voltage = div64_s64(param->low_thr_voltage, |
| 1683 | param1.adc_vref); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1684 | param->low_thr_voltage += param1.adc_gnd; |
| 1685 | |
| 1686 | rc = qpnp_adc_map_temp_voltage(adcmap_100k_104ef_104fb, |
| 1687 | ARRAY_SIZE(adcmap_100k_104ef_104fb), |
| 1688 | param->high_thr_temp, ¶m->high_thr_voltage); |
| 1689 | if (rc) |
| 1690 | return rc; |
| 1691 | |
| 1692 | param->high_thr_voltage *= param1.dy; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1693 | param->high_thr_voltage = div64_s64(param->high_thr_voltage, |
| 1694 | param1.adc_vref); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1695 | param->high_thr_voltage += param1.adc_gnd; |
| 1696 | } |
| 1697 | |
| 1698 | return 0; |
| 1699 | } |
| 1700 | EXPORT_SYMBOL(qpnp_adc_tm_scale_therm_voltage_pu2); |
| 1701 | |
| 1702 | int32_t qpnp_adc_scale_therm_ncp03(struct qpnp_vadc_chip *chip, |
| 1703 | int32_t adc_code, |
| 1704 | const struct qpnp_adc_properties *adc_properties, |
| 1705 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1706 | struct qpnp_vadc_result *adc_chan_result) |
| 1707 | { |
| 1708 | int64_t therm_voltage = 0; |
| 1709 | |
| 1710 | qpnp_adc_scale_with_calib_param(adc_code, |
| 1711 | adc_properties, chan_properties, &therm_voltage); |
| 1712 | |
| 1713 | qpnp_adc_map_voltage_temp(adcmap_ncp03wf683, |
| 1714 | ARRAY_SIZE(adcmap_ncp03wf683), |
| 1715 | therm_voltage, &adc_chan_result->physical); |
| 1716 | |
| 1717 | return 0; |
| 1718 | } |
| 1719 | EXPORT_SYMBOL(qpnp_adc_scale_therm_ncp03); |
| 1720 | |
| 1721 | int32_t qpnp_adc_scale_batt_id(struct qpnp_vadc_chip *chip, |
| 1722 | int32_t adc_code, |
| 1723 | const struct qpnp_adc_properties *adc_properties, |
| 1724 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1725 | struct qpnp_vadc_result *adc_chan_result) |
| 1726 | { |
| 1727 | int64_t batt_id_voltage = 0; |
| 1728 | |
| 1729 | qpnp_adc_scale_with_calib_param(adc_code, |
| 1730 | adc_properties, chan_properties, &batt_id_voltage); |
| 1731 | |
| 1732 | adc_chan_result->physical = batt_id_voltage; |
| 1733 | adc_chan_result->physical = adc_chan_result->measurement; |
| 1734 | |
| 1735 | return 0; |
| 1736 | } |
| 1737 | EXPORT_SYMBOL(qpnp_adc_scale_batt_id); |
| 1738 | |
| 1739 | int32_t qpnp_adc_scale_default(struct qpnp_vadc_chip *vadc, |
| 1740 | int32_t adc_code, |
| 1741 | const struct qpnp_adc_properties *adc_properties, |
| 1742 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1743 | struct qpnp_vadc_result *adc_chan_result) |
| 1744 | { |
| 1745 | int64_t scale_voltage = 0; |
| 1746 | |
| 1747 | if (!chan_properties || !chan_properties->offset_gain_numerator || |
| 1748 | !chan_properties->offset_gain_denominator || !adc_properties |
| 1749 | || !adc_chan_result) |
| 1750 | return -EINVAL; |
| 1751 | |
| 1752 | if (adc_properties->adc_hc) { |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1753 | /* (ADC code * vref_vadc (1.875V)) / full_scale_code */ |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1754 | if (adc_code > QPNP_VADC_HC_MAX_CODE) |
| 1755 | adc_code = 0; |
| 1756 | scale_voltage = (int64_t) adc_code; |
| 1757 | scale_voltage *= (adc_properties->adc_vdd_reference * 1000); |
| 1758 | scale_voltage = div64_s64(scale_voltage, |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1759 | adc_properties->full_scale_code); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1760 | } else { |
| 1761 | qpnp_adc_scale_with_calib_param(adc_code, adc_properties, |
| 1762 | chan_properties, &scale_voltage); |
| 1763 | if (!chan_properties->calib_type == CALIB_ABSOLUTE) |
| 1764 | scale_voltage *= 1000; |
| 1765 | } |
| 1766 | |
| 1767 | |
| 1768 | scale_voltage *= chan_properties->offset_gain_denominator; |
| 1769 | scale_voltage = div64_s64(scale_voltage, |
| 1770 | chan_properties->offset_gain_numerator); |
| 1771 | adc_chan_result->measurement = scale_voltage; |
| 1772 | /* |
| 1773 | * Note: adc_chan_result->measurement is in the unit of |
| 1774 | * adc_properties.adc_reference. For generic channel processing, |
| 1775 | * channel measurement is a scale/ratio relative to the adc |
| 1776 | * reference input |
| 1777 | */ |
| 1778 | adc_chan_result->physical = adc_chan_result->measurement; |
| 1779 | |
| 1780 | return 0; |
| 1781 | } |
| 1782 | EXPORT_SYMBOL(qpnp_adc_scale_default); |
| 1783 | |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 1784 | int32_t qpnp_iadc_scale_default(struct qpnp_vadc_chip *vadc, |
| 1785 | int32_t adc_code, |
| 1786 | const struct qpnp_adc_properties *adc_properties, |
| 1787 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1788 | struct qpnp_vadc_result *adc_chan_result) |
| 1789 | { |
| 1790 | int64_t scale_current = 0; |
| 1791 | |
| 1792 | if (!chan_properties || !chan_properties->offset_gain_numerator || |
| 1793 | !chan_properties->offset_gain_denominator || !adc_properties |
| 1794 | || !adc_chan_result) |
| 1795 | return -EINVAL; |
| 1796 | |
| 1797 | if (adc_properties->adc_hc) { |
| 1798 | |
| 1799 | if (adc_code == QPNP_IADC_INV) |
| 1800 | return -EINVAL; |
| 1801 | |
| 1802 | scale_current = (int64_t) adc_code; |
| 1803 | |
| 1804 | if (adc_code > QPNP_IADC_INV) { |
| 1805 | scale_current = ((~scale_current) & IADC_SCALE_1); |
| 1806 | scale_current++; |
| 1807 | scale_current = -scale_current; |
| 1808 | } |
| 1809 | } |
| 1810 | |
| 1811 | scale_current *= IADC_SCALE_2; |
| 1812 | scale_current = div64_s64(scale_current, |
| 1813 | 1000); |
| 1814 | scale_current *= chan_properties->offset_gain_denominator; |
| 1815 | scale_current = div64_s64(scale_current, |
| 1816 | chan_properties->offset_gain_numerator); |
| 1817 | adc_chan_result->measurement = scale_current; |
| 1818 | /* |
| 1819 | * Note: adc_chan_result->measurement is in uA. |
| 1820 | */ |
| 1821 | adc_chan_result->physical = adc_chan_result->measurement; |
| 1822 | |
| 1823 | return 0; |
| 1824 | } |
| 1825 | EXPORT_SYMBOL(qpnp_iadc_scale_default); |
| 1826 | |
| 1827 | int qpnp_adc_scale_usbin_curr(struct qpnp_vadc_chip *vadc, |
| 1828 | int32_t adc_code, |
| 1829 | const struct qpnp_adc_properties *adc_properties, |
| 1830 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 1831 | struct qpnp_vadc_result *adc_chan_result) |
| 1832 | { |
| 1833 | int rc = 0; |
| 1834 | |
| 1835 | rc = qpnp_adc_scale_default(vadc, adc_code, adc_properties, |
| 1836 | chan_properties, adc_chan_result); |
| 1837 | if (rc < 0) |
| 1838 | return rc; |
| 1839 | |
| 1840 | pr_debug("raw_code:%x, v_adc:%lld\n", adc_code, |
| 1841 | adc_chan_result->physical); |
| 1842 | adc_chan_result->physical = (int64_t) ((USBIN_I_SCALE) * |
| 1843 | adc_chan_result->physical); |
| 1844 | adc_chan_result->physical = div64_s64(adc_chan_result->physical, |
| 1845 | 10); |
| 1846 | |
| 1847 | return 0; |
| 1848 | } |
| 1849 | EXPORT_SYMBOL(qpnp_adc_scale_usbin_curr); |
| 1850 | |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1851 | int32_t qpnp_adc_usb_scaler(struct qpnp_vadc_chip *chip, |
| 1852 | struct qpnp_adc_tm_btm_param *param, |
| 1853 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 1854 | { |
| 1855 | struct qpnp_vadc_linear_graph usb_param; |
| 1856 | |
| 1857 | qpnp_get_vadc_gain_and_offset(chip, &usb_param, CALIB_RATIOMETRIC); |
| 1858 | |
| 1859 | *low_threshold = param->low_thr * usb_param.dy; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1860 | *low_threshold = div64_s64(*low_threshold, usb_param.adc_vref); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1861 | *low_threshold += usb_param.adc_gnd; |
| 1862 | |
| 1863 | *high_threshold = param->high_thr * usb_param.dy; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1864 | *high_threshold = div64_s64(*high_threshold, usb_param.adc_vref); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1865 | *high_threshold += usb_param.adc_gnd; |
| 1866 | |
| 1867 | pr_debug("high_volt:%d, low_volt:%d\n", param->high_thr, |
| 1868 | param->low_thr); |
| 1869 | return 0; |
| 1870 | } |
| 1871 | EXPORT_SYMBOL(qpnp_adc_usb_scaler); |
| 1872 | |
| 1873 | int32_t qpnp_adc_absolute_rthr(struct qpnp_vadc_chip *chip, |
| 1874 | struct qpnp_adc_tm_btm_param *param, |
| 1875 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 1876 | { |
| 1877 | struct qpnp_vadc_linear_graph vbatt_param; |
| 1878 | int rc = 0, sign = 0; |
| 1879 | int64_t low_thr = 0, high_thr = 0; |
| 1880 | |
| 1881 | if (param->adc_tm_hc) { |
| 1882 | low_thr = (param->low_thr/param->gain_den); |
| 1883 | low_thr *= param->gain_num; |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1884 | low_thr *= param->full_scale_code; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1885 | low_thr = div64_s64(low_thr, |
| 1886 | (QPNP_VADC_HC_VDD_REFERENCE_MV * 1000)); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1887 | *low_threshold = low_thr; |
| 1888 | |
| 1889 | high_thr = (param->high_thr/param->gain_den); |
| 1890 | high_thr *= param->gain_num; |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1891 | high_thr *= param->full_scale_code; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1892 | high_thr = div64_s64(high_thr, |
| 1893 | (QPNP_VADC_HC_VDD_REFERENCE_MV * 1000)); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1894 | *high_threshold = high_thr; |
| 1895 | } else { |
| 1896 | rc = qpnp_get_vadc_gain_and_offset(chip, &vbatt_param, |
| 1897 | CALIB_ABSOLUTE); |
| 1898 | if (rc < 0) |
| 1899 | return rc; |
| 1900 | |
| 1901 | low_thr = (((param->low_thr/param->gain_den) - |
| 1902 | QPNP_ADC_625_UV) * vbatt_param.dy); |
| 1903 | if (low_thr < 0) { |
| 1904 | sign = 1; |
| 1905 | low_thr = -low_thr; |
| 1906 | } |
| 1907 | low_thr = low_thr * param->gain_num; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1908 | low_thr = div64_s64(low_thr, QPNP_ADC_625_UV); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1909 | if (sign) |
| 1910 | low_thr = -low_thr; |
| 1911 | *low_threshold = low_thr + vbatt_param.adc_gnd; |
| 1912 | |
| 1913 | sign = 0; |
| 1914 | high_thr = (((param->high_thr/param->gain_den) - |
| 1915 | QPNP_ADC_625_UV) * vbatt_param.dy); |
| 1916 | if (high_thr < 0) { |
| 1917 | sign = 1; |
| 1918 | high_thr = -high_thr; |
| 1919 | } |
| 1920 | high_thr = high_thr * param->gain_num; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1921 | high_thr = div64_s64(high_thr, QPNP_ADC_625_UV); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1922 | if (sign) |
| 1923 | high_thr = -high_thr; |
| 1924 | *high_threshold = high_thr + vbatt_param.adc_gnd; |
| 1925 | } |
| 1926 | |
| 1927 | pr_debug("high_volt:%d, low_volt:%d\n", param->high_thr, |
| 1928 | param->low_thr); |
| 1929 | pr_debug("adc_code_high:%x, adc_code_low:%x\n", *high_threshold, |
| 1930 | *low_threshold); |
| 1931 | return 0; |
| 1932 | } |
| 1933 | EXPORT_SYMBOL(qpnp_adc_absolute_rthr); |
| 1934 | |
| 1935 | int32_t qpnp_adc_vbatt_rscaler(struct qpnp_vadc_chip *chip, |
| 1936 | struct qpnp_adc_tm_btm_param *param, |
| 1937 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 1938 | { |
| 1939 | return qpnp_adc_absolute_rthr(chip, param, low_threshold, |
| 1940 | high_threshold); |
| 1941 | } |
| 1942 | EXPORT_SYMBOL(qpnp_adc_vbatt_rscaler); |
| 1943 | |
| 1944 | int32_t qpnp_vadc_absolute_rthr(struct qpnp_vadc_chip *chip, |
| 1945 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1946 | struct qpnp_adc_tm_btm_param *param, |
| 1947 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 1948 | { |
| 1949 | struct qpnp_vadc_linear_graph vbatt_param; |
| 1950 | int rc = 0, sign = 0; |
| 1951 | int64_t low_thr = 0, high_thr = 0; |
| 1952 | |
| 1953 | if (!chan_prop || !chan_prop->offset_gain_numerator || |
| 1954 | !chan_prop->offset_gain_denominator) |
| 1955 | return -EINVAL; |
| 1956 | |
| 1957 | rc = qpnp_get_vadc_gain_and_offset(chip, &vbatt_param, CALIB_ABSOLUTE); |
| 1958 | if (rc < 0) |
| 1959 | return rc; |
| 1960 | |
| 1961 | low_thr = (((param->low_thr)/(int)chan_prop->offset_gain_denominator |
| 1962 | - QPNP_ADC_625_UV) * vbatt_param.dy); |
| 1963 | if (low_thr < 0) { |
| 1964 | sign = 1; |
| 1965 | low_thr = -low_thr; |
| 1966 | } |
| 1967 | low_thr = low_thr * chan_prop->offset_gain_numerator; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1968 | low_thr = div64_s64(low_thr, QPNP_ADC_625_UV); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1969 | if (sign) |
| 1970 | low_thr = -low_thr; |
| 1971 | *low_threshold = low_thr + vbatt_param.adc_gnd; |
| 1972 | |
| 1973 | sign = 0; |
| 1974 | high_thr = (((param->high_thr)/(int)chan_prop->offset_gain_denominator |
| 1975 | - QPNP_ADC_625_UV) * vbatt_param.dy); |
| 1976 | if (high_thr < 0) { |
| 1977 | sign = 1; |
| 1978 | high_thr = -high_thr; |
| 1979 | } |
| 1980 | high_thr = high_thr * chan_prop->offset_gain_numerator; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 1981 | high_thr = div64_s64(high_thr, QPNP_ADC_625_UV); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1982 | if (sign) |
| 1983 | high_thr = -high_thr; |
| 1984 | *high_threshold = high_thr + vbatt_param.adc_gnd; |
| 1985 | |
| 1986 | pr_debug("high_volt:%d, low_volt:%d\n", param->high_thr, |
| 1987 | param->low_thr); |
| 1988 | pr_debug("adc_code_high:%x, adc_code_low:%x\n", *high_threshold, |
| 1989 | *low_threshold); |
| 1990 | return 0; |
| 1991 | } |
| 1992 | EXPORT_SYMBOL(qpnp_vadc_absolute_rthr); |
| 1993 | |
| 1994 | int32_t qpnp_adc_btm_scaler(struct qpnp_vadc_chip *chip, |
| 1995 | struct qpnp_adc_tm_btm_param *param, |
| 1996 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 1997 | { |
| 1998 | struct qpnp_vadc_linear_graph btm_param; |
| 1999 | int64_t low_output = 0, high_output = 0; |
| 2000 | int rc = 0; |
| 2001 | |
| 2002 | if (param->adc_tm_hc) { |
| 2003 | pr_err("Update scaling for VADC_TM_HC\n"); |
| 2004 | return -EINVAL; |
| 2005 | } |
| 2006 | |
| 2007 | qpnp_get_vadc_gain_and_offset(chip, &btm_param, CALIB_RATIOMETRIC); |
| 2008 | |
| 2009 | pr_debug("warm_temp:%d and cool_temp:%d\n", param->high_temp, |
| 2010 | param->low_temp); |
| 2011 | rc = qpnp_adc_map_voltage_temp( |
| 2012 | adcmap_btm_threshold, |
| 2013 | ARRAY_SIZE(adcmap_btm_threshold), |
| 2014 | (param->low_temp), |
| 2015 | &low_output); |
| 2016 | if (rc) { |
| 2017 | pr_debug("low_temp mapping failed with %d\n", rc); |
| 2018 | return rc; |
| 2019 | } |
| 2020 | |
| 2021 | pr_debug("low_output:%lld\n", low_output); |
| 2022 | low_output *= btm_param.dy; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 2023 | low_output = div64_s64(low_output, btm_param.adc_vref); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2024 | low_output += btm_param.adc_gnd; |
| 2025 | |
| 2026 | rc = qpnp_adc_map_voltage_temp( |
| 2027 | adcmap_btm_threshold, |
| 2028 | ARRAY_SIZE(adcmap_btm_threshold), |
| 2029 | (param->high_temp), |
| 2030 | &high_output); |
| 2031 | if (rc) { |
| 2032 | pr_debug("high temp mapping failed with %d\n", rc); |
| 2033 | return rc; |
| 2034 | } |
| 2035 | |
| 2036 | pr_debug("high_output:%lld\n", high_output); |
| 2037 | high_output *= btm_param.dy; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 2038 | high_output = div64_s64(high_output, btm_param.adc_vref); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2039 | high_output += btm_param.adc_gnd; |
| 2040 | |
| 2041 | /* btm low temperature correspondes to high voltage threshold */ |
| 2042 | *low_threshold = high_output; |
| 2043 | /* btm high temperature correspondes to low voltage threshold */ |
| 2044 | *high_threshold = low_output; |
| 2045 | |
| 2046 | pr_debug("high_volt:%d, low_volt:%d\n", *high_threshold, |
| 2047 | *low_threshold); |
| 2048 | return 0; |
| 2049 | } |
| 2050 | EXPORT_SYMBOL(qpnp_adc_btm_scaler); |
| 2051 | |
| 2052 | int32_t qpnp_adc_qrd_skuh_btm_scaler(struct qpnp_vadc_chip *chip, |
| 2053 | struct qpnp_adc_tm_btm_param *param, |
| 2054 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 2055 | { |
| 2056 | struct qpnp_vadc_linear_graph btm_param; |
| 2057 | int64_t low_output = 0, high_output = 0; |
| 2058 | int rc = 0; |
| 2059 | |
| 2060 | if (param->adc_tm_hc) { |
| 2061 | pr_err("Update scaling for VADC_TM_HC\n"); |
| 2062 | return -EINVAL; |
| 2063 | } |
| 2064 | |
| 2065 | qpnp_get_vadc_gain_and_offset(chip, &btm_param, CALIB_RATIOMETRIC); |
| 2066 | |
| 2067 | pr_debug("warm_temp:%d and cool_temp:%d\n", param->high_temp, |
| 2068 | param->low_temp); |
| 2069 | rc = qpnp_adc_map_voltage_temp( |
| 2070 | adcmap_qrd_skuh_btm_threshold, |
| 2071 | ARRAY_SIZE(adcmap_qrd_skuh_btm_threshold), |
| 2072 | (param->low_temp), |
| 2073 | &low_output); |
| 2074 | if (rc) { |
| 2075 | pr_debug("low_temp mapping failed with %d\n", rc); |
| 2076 | return rc; |
| 2077 | } |
| 2078 | |
| 2079 | pr_debug("low_output:%lld\n", low_output); |
| 2080 | low_output *= btm_param.dy; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 2081 | low_output = div64_s64(low_output, btm_param.adc_vref); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2082 | low_output += btm_param.adc_gnd; |
| 2083 | |
| 2084 | rc = qpnp_adc_map_voltage_temp( |
| 2085 | adcmap_qrd_skuh_btm_threshold, |
| 2086 | ARRAY_SIZE(adcmap_qrd_skuh_btm_threshold), |
| 2087 | (param->high_temp), |
| 2088 | &high_output); |
| 2089 | if (rc) { |
| 2090 | pr_debug("high temp mapping failed with %d\n", rc); |
| 2091 | return rc; |
| 2092 | } |
| 2093 | |
| 2094 | pr_debug("high_output:%lld\n", high_output); |
| 2095 | high_output *= btm_param.dy; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 2096 | high_output = div64_s64(high_output, btm_param.adc_vref); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2097 | high_output += btm_param.adc_gnd; |
| 2098 | |
| 2099 | /* btm low temperature correspondes to high voltage threshold */ |
| 2100 | *low_threshold = high_output; |
| 2101 | /* btm high temperature correspondes to low voltage threshold */ |
| 2102 | *high_threshold = low_output; |
| 2103 | |
| 2104 | pr_debug("high_volt:%d, low_volt:%d\n", *high_threshold, |
| 2105 | *low_threshold); |
| 2106 | return 0; |
| 2107 | } |
| 2108 | EXPORT_SYMBOL(qpnp_adc_qrd_skuh_btm_scaler); |
| 2109 | |
| 2110 | int32_t qpnp_adc_qrd_skut1_btm_scaler(struct qpnp_vadc_chip *chip, |
| 2111 | struct qpnp_adc_tm_btm_param *param, |
| 2112 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 2113 | { |
| 2114 | struct qpnp_vadc_linear_graph btm_param; |
| 2115 | int64_t low_output = 0, high_output = 0; |
| 2116 | int rc = 0; |
| 2117 | |
| 2118 | if (param->adc_tm_hc) { |
| 2119 | pr_err("Update scaling for VADC_TM_HC\n"); |
| 2120 | return -EINVAL; |
| 2121 | } |
| 2122 | |
| 2123 | qpnp_get_vadc_gain_and_offset(chip, &btm_param, CALIB_RATIOMETRIC); |
| 2124 | |
| 2125 | pr_debug("warm_temp:%d and cool_temp:%d\n", param->high_temp, |
| 2126 | param->low_temp); |
| 2127 | rc = qpnp_adc_map_voltage_temp( |
| 2128 | adcmap_qrd_skut1_btm_threshold, |
| 2129 | ARRAY_SIZE(adcmap_qrd_skut1_btm_threshold), |
| 2130 | (param->low_temp), |
| 2131 | &low_output); |
| 2132 | if (rc) { |
| 2133 | pr_debug("low_temp mapping failed with %d\n", rc); |
| 2134 | return rc; |
| 2135 | } |
| 2136 | |
| 2137 | pr_debug("low_output:%lld\n", low_output); |
| 2138 | low_output *= btm_param.dy; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 2139 | low_output = div64_s64(low_output, btm_param.adc_vref); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2140 | low_output += btm_param.adc_gnd; |
| 2141 | |
| 2142 | rc = qpnp_adc_map_voltage_temp( |
| 2143 | adcmap_qrd_skut1_btm_threshold, |
| 2144 | ARRAY_SIZE(adcmap_qrd_skut1_btm_threshold), |
| 2145 | (param->high_temp), |
| 2146 | &high_output); |
| 2147 | if (rc) { |
| 2148 | pr_debug("high temp mapping failed with %d\n", rc); |
| 2149 | return rc; |
| 2150 | } |
| 2151 | |
| 2152 | pr_debug("high_output:%lld\n", high_output); |
| 2153 | high_output *= btm_param.dy; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 2154 | high_output = div64_s64(high_output, btm_param.adc_vref); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2155 | high_output += btm_param.adc_gnd; |
| 2156 | |
| 2157 | /* btm low temperature correspondes to high voltage threshold */ |
| 2158 | *low_threshold = high_output; |
| 2159 | /* btm high temperature correspondes to low voltage threshold */ |
| 2160 | *high_threshold = low_output; |
| 2161 | |
| 2162 | pr_debug("high_volt:%d, low_volt:%d\n", *high_threshold, |
| 2163 | *low_threshold); |
| 2164 | return 0; |
| 2165 | } |
| 2166 | EXPORT_SYMBOL(qpnp_adc_qrd_skut1_btm_scaler); |
| 2167 | |
Jishnu Prakash | 142a3ff | 2018-10-08 15:28:08 +0530 | [diff] [blame] | 2168 | int32_t qpnp_adc_qrd_215_btm_scaler(struct qpnp_vadc_chip *chip, |
| 2169 | struct qpnp_adc_tm_btm_param *param, |
| 2170 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 2171 | { |
| 2172 | struct qpnp_vadc_linear_graph btm_param; |
| 2173 | int64_t low_output = 0, high_output = 0; |
| 2174 | int rc = 0; |
| 2175 | |
| 2176 | if (param->adc_tm_hc) { |
| 2177 | pr_debug("Update scaling for VADC_TM_HC\n"); |
| 2178 | return -EINVAL; |
| 2179 | } |
| 2180 | |
| 2181 | qpnp_get_vadc_gain_and_offset(chip, &btm_param, CALIB_RATIOMETRIC); |
| 2182 | |
| 2183 | pr_debug("warm_temp:%d and cool_temp:%d\n", param->high_temp, |
| 2184 | param->low_temp); |
| 2185 | rc = qpnp_adc_map_voltage_temp( |
| 2186 | adcmap_batt_therm_qrd, |
| 2187 | ARRAY_SIZE(adcmap_batt_therm_qrd), |
| 2188 | (param->low_temp), |
| 2189 | &low_output); |
| 2190 | if (rc) { |
| 2191 | pr_debug("low_temp mapping failed with %d\n", rc); |
| 2192 | return rc; |
| 2193 | } |
| 2194 | |
| 2195 | pr_debug("low_output:%lld\n", low_output); |
| 2196 | low_output *= btm_param.dy; |
| 2197 | low_output = div64_s64(low_output, btm_param.adc_vref); |
| 2198 | low_output += btm_param.adc_gnd; |
| 2199 | |
| 2200 | rc = qpnp_adc_map_voltage_temp( |
| 2201 | adcmap_batt_therm_qrd, |
| 2202 | ARRAY_SIZE(adcmap_batt_therm_qrd), |
| 2203 | (param->high_temp), |
| 2204 | &high_output); |
| 2205 | if (rc) { |
| 2206 | pr_debug("high temp mapping failed with %d\n", rc); |
| 2207 | return rc; |
| 2208 | } |
| 2209 | |
| 2210 | pr_debug("high_output:%lld\n", high_output); |
| 2211 | high_output *= btm_param.dy; |
| 2212 | high_output = div64_s64(high_output, btm_param.adc_vref); |
| 2213 | high_output += btm_param.adc_gnd; |
| 2214 | |
| 2215 | /* btm low temperature correspondes to high voltage threshold */ |
| 2216 | *low_threshold = high_output; |
| 2217 | /* btm high temperature correspondes to low voltage threshold */ |
| 2218 | *high_threshold = low_output; |
| 2219 | |
| 2220 | pr_debug("high_volt:%d, low_volt:%d\n", *high_threshold, |
| 2221 | *low_threshold); |
| 2222 | return 0; |
| 2223 | } |
| 2224 | EXPORT_SYMBOL(qpnp_adc_qrd_215_btm_scaler); |
| 2225 | |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2226 | int32_t qpnp_adc_smb_btm_rscaler(struct qpnp_vadc_chip *chip, |
| 2227 | struct qpnp_adc_tm_btm_param *param, |
| 2228 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 2229 | { |
| 2230 | struct qpnp_vadc_linear_graph btm_param; |
| 2231 | int64_t low_output = 0, high_output = 0; |
| 2232 | int rc = 0; |
| 2233 | |
| 2234 | if (param->adc_tm_hc) { |
| 2235 | pr_err("Update scaling for VADC_TM_HC\n"); |
| 2236 | return -EINVAL; |
| 2237 | } |
| 2238 | |
| 2239 | qpnp_get_vadc_gain_and_offset(chip, &btm_param, CALIB_RATIOMETRIC); |
| 2240 | |
| 2241 | pr_debug("warm_temp:%d and cool_temp:%d\n", param->high_temp, |
| 2242 | param->low_temp); |
| 2243 | rc = qpnp_adc_map_voltage_temp( |
| 2244 | adcmap_smb_batt_therm, |
| 2245 | ARRAY_SIZE(adcmap_smb_batt_therm), |
| 2246 | (param->low_temp), |
| 2247 | &low_output); |
| 2248 | if (rc) { |
| 2249 | pr_debug("low_temp mapping failed with %d\n", rc); |
| 2250 | return rc; |
| 2251 | } |
| 2252 | |
| 2253 | pr_debug("low_output:%lld\n", low_output); |
| 2254 | low_output *= btm_param.dy; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 2255 | low_output = div64_s64(low_output, btm_param.adc_vref); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2256 | low_output += btm_param.adc_gnd; |
| 2257 | |
| 2258 | rc = qpnp_adc_map_voltage_temp( |
| 2259 | adcmap_smb_batt_therm, |
| 2260 | ARRAY_SIZE(adcmap_smb_batt_therm), |
| 2261 | (param->high_temp), |
| 2262 | &high_output); |
| 2263 | if (rc) { |
| 2264 | pr_debug("high temp mapping failed with %d\n", rc); |
| 2265 | return rc; |
| 2266 | } |
| 2267 | |
| 2268 | pr_debug("high_output:%lld\n", high_output); |
| 2269 | high_output *= btm_param.dy; |
Siddartha Mohanadoss | 04e9027 | 2017-10-23 13:36:21 -0700 | [diff] [blame] | 2270 | high_output = div64_s64(high_output, btm_param.adc_vref); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2271 | high_output += btm_param.adc_gnd; |
| 2272 | |
| 2273 | /* btm low temperature correspondes to high voltage threshold */ |
| 2274 | *low_threshold = high_output; |
| 2275 | /* btm high temperature correspondes to low voltage threshold */ |
| 2276 | *high_threshold = low_output; |
| 2277 | |
| 2278 | pr_debug("high_volt:%d, low_volt:%d\n", *high_threshold, |
| 2279 | *low_threshold); |
| 2280 | return 0; |
| 2281 | } |
| 2282 | EXPORT_SYMBOL(qpnp_adc_smb_btm_rscaler); |
| 2283 | |
| 2284 | int32_t qpnp_adc_scale_pmi_chg_temp(struct qpnp_vadc_chip *vadc, |
| 2285 | int32_t adc_code, |
| 2286 | const struct qpnp_adc_properties *adc_properties, |
| 2287 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 2288 | struct qpnp_vadc_result *adc_chan_result) |
| 2289 | { |
| 2290 | int rc = 0; |
| 2291 | |
| 2292 | rc = qpnp_adc_scale_default(vadc, adc_code, adc_properties, |
| 2293 | chan_properties, adc_chan_result); |
| 2294 | if (rc < 0) |
| 2295 | return rc; |
| 2296 | |
| 2297 | pr_debug("raw_code:%x, v_adc:%lld\n", adc_code, |
| 2298 | adc_chan_result->physical); |
| 2299 | adc_chan_result->physical = (int64_t) ((PMI_CHG_SCALE_1) * |
| 2300 | (adc_chan_result->physical * 2)); |
| 2301 | adc_chan_result->physical = (int64_t) (adc_chan_result->physical + |
| 2302 | PMI_CHG_SCALE_2); |
| 2303 | adc_chan_result->physical = (int64_t) adc_chan_result->physical; |
| 2304 | adc_chan_result->physical = div64_s64(adc_chan_result->physical, |
| 2305 | 1000000); |
| 2306 | |
| 2307 | return 0; |
| 2308 | } |
| 2309 | EXPORT_SYMBOL(qpnp_adc_scale_pmi_chg_temp); |
| 2310 | |
Jishnu Prakash | 62aff11 | 2017-09-15 15:06:59 +0530 | [diff] [blame] | 2311 | int32_t qpnp_adc_scale_die_temp_1390(struct qpnp_vadc_chip *chip, |
| 2312 | int32_t adc_code, |
| 2313 | const struct qpnp_adc_properties *adc_properties, |
| 2314 | const struct qpnp_vadc_chan_properties *chan_properties, |
| 2315 | struct qpnp_vadc_result *adc_chan_result) |
| 2316 | { |
| 2317 | int rc = 0; |
| 2318 | |
| 2319 | if (!chan_properties || !chan_properties->offset_gain_numerator || |
| 2320 | !chan_properties->offset_gain_denominator || !adc_properties |
| 2321 | || !adc_chan_result) |
| 2322 | return -EINVAL; |
| 2323 | |
| 2324 | rc = qpnp_adc_scale_default(chip, adc_code, adc_properties, |
| 2325 | chan_properties, adc_chan_result); |
| 2326 | if (rc < 0) |
| 2327 | return rc; |
| 2328 | |
| 2329 | pr_debug("raw_code:%x, v_adc:%lld\n", adc_code, |
| 2330 | adc_chan_result->physical); |
| 2331 | /* T = (1.49322 – V) / 0.00356 */ |
| 2332 | adc_chan_result->physical = 1493220 - adc_chan_result->physical; |
| 2333 | adc_chan_result->physical = div64_s64(adc_chan_result->physical, 356); |
| 2334 | |
| 2335 | return 0; |
| 2336 | } |
| 2337 | EXPORT_SYMBOL(qpnp_adc_scale_die_temp_1390); |
| 2338 | |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2339 | int32_t qpnp_adc_enable_voltage(struct qpnp_adc_drv *adc) |
| 2340 | { |
| 2341 | int rc = 0; |
| 2342 | |
| 2343 | if (adc->hkadc_ldo) { |
| 2344 | rc = regulator_enable(adc->hkadc_ldo); |
| 2345 | if (rc < 0) { |
| 2346 | pr_err("Failed to enable hkadc ldo\n"); |
| 2347 | return rc; |
| 2348 | } |
| 2349 | } |
| 2350 | |
| 2351 | if (adc->hkadc_ldo_ok) { |
| 2352 | rc = regulator_enable(adc->hkadc_ldo_ok); |
| 2353 | if (rc < 0) { |
| 2354 | pr_err("Failed to enable hkadc ok signal\n"); |
| 2355 | return rc; |
| 2356 | } |
| 2357 | } |
| 2358 | |
| 2359 | return rc; |
| 2360 | } |
| 2361 | EXPORT_SYMBOL(qpnp_adc_enable_voltage); |
| 2362 | |
| 2363 | void qpnp_adc_disable_voltage(struct qpnp_adc_drv *adc) |
| 2364 | { |
| 2365 | if (adc->hkadc_ldo) |
| 2366 | regulator_disable(adc->hkadc_ldo); |
| 2367 | |
| 2368 | if (adc->hkadc_ldo_ok) |
| 2369 | regulator_disable(adc->hkadc_ldo_ok); |
| 2370 | |
| 2371 | } |
| 2372 | EXPORT_SYMBOL(qpnp_adc_disable_voltage); |
| 2373 | |
| 2374 | void qpnp_adc_free_voltage_resource(struct qpnp_adc_drv *adc) |
| 2375 | { |
| 2376 | if (adc->hkadc_ldo) |
| 2377 | regulator_put(adc->hkadc_ldo); |
| 2378 | |
| 2379 | if (adc->hkadc_ldo_ok) |
| 2380 | regulator_put(adc->hkadc_ldo_ok); |
| 2381 | } |
| 2382 | EXPORT_SYMBOL(qpnp_adc_free_voltage_resource); |
| 2383 | |
| 2384 | int qpnp_adc_get_revid_version(struct device *dev) |
| 2385 | { |
| 2386 | struct pmic_revid_data *revid_data; |
| 2387 | struct device_node *revid_dev_node; |
| 2388 | |
| 2389 | revid_dev_node = of_parse_phandle(dev->of_node, |
| 2390 | "qcom,pmic-revid", 0); |
| 2391 | if (!revid_dev_node) { |
| 2392 | pr_debug("Missing qcom,pmic-revid property\n"); |
| 2393 | return -EINVAL; |
| 2394 | } |
| 2395 | |
| 2396 | revid_data = get_revid_data(revid_dev_node); |
| 2397 | if (IS_ERR(revid_data)) { |
| 2398 | pr_debug("revid error rc = %ld\n", PTR_ERR(revid_data)); |
| 2399 | return -EINVAL; |
| 2400 | } |
| 2401 | |
| 2402 | if (!revid_data) |
| 2403 | return -EINVAL; |
| 2404 | |
| 2405 | if ((revid_data->rev1 == PM8941_V3P1_REV1) && |
| 2406 | (revid_data->rev2 == PM8941_V3P1_REV2) && |
| 2407 | (revid_data->rev3 == PM8941_V3P1_REV3) && |
| 2408 | (revid_data->rev4 == PM8941_V3P1_REV4) && |
| 2409 | (revid_data->pmic_subtype == PM8941_SUBTYPE)) |
| 2410 | return QPNP_REV_ID_8941_3_1; |
| 2411 | else if ((revid_data->rev1 == PM8941_V3P0_REV1) && |
| 2412 | (revid_data->rev2 == PM8941_V3P0_REV2) && |
| 2413 | (revid_data->rev3 == PM8941_V3P0_REV3) && |
| 2414 | (revid_data->rev4 == PM8941_V3P0_REV4) && |
| 2415 | (revid_data->pmic_subtype == PM8941_SUBTYPE)) |
| 2416 | return QPNP_REV_ID_8941_3_0; |
| 2417 | else if ((revid_data->rev1 == PM8941_V2P0_REV1) && |
| 2418 | (revid_data->rev2 == PM8941_V2P0_REV2) && |
| 2419 | (revid_data->rev3 == PM8941_V2P0_REV3) && |
| 2420 | (revid_data->rev4 == PM8941_V2P0_REV4) && |
| 2421 | (revid_data->pmic_subtype == PM8941_SUBTYPE)) |
| 2422 | return QPNP_REV_ID_8941_2_0; |
| 2423 | else if ((revid_data->rev1 == PM8226_V2P2_REV1) && |
| 2424 | (revid_data->rev2 == PM8226_V2P2_REV2) && |
| 2425 | (revid_data->rev3 == PM8226_V2P2_REV3) && |
| 2426 | (revid_data->rev4 == PM8226_V2P2_REV4) && |
| 2427 | (revid_data->pmic_subtype == PM8226_SUBTYPE)) |
| 2428 | return QPNP_REV_ID_8026_2_2; |
| 2429 | else if ((revid_data->rev1 == PM8226_V2P1_REV1) && |
| 2430 | (revid_data->rev2 == PM8226_V2P1_REV2) && |
| 2431 | (revid_data->rev3 == PM8226_V2P1_REV3) && |
| 2432 | (revid_data->rev4 == PM8226_V2P1_REV4) && |
| 2433 | (revid_data->pmic_subtype == PM8226_SUBTYPE)) |
| 2434 | return QPNP_REV_ID_8026_2_1; |
| 2435 | else if ((revid_data->rev1 == PM8226_V2P0_REV1) && |
| 2436 | (revid_data->rev2 == PM8226_V2P0_REV2) && |
| 2437 | (revid_data->rev3 == PM8226_V2P0_REV3) && |
| 2438 | (revid_data->rev4 == PM8226_V2P0_REV4) && |
| 2439 | (revid_data->pmic_subtype == PM8226_SUBTYPE)) |
| 2440 | return QPNP_REV_ID_8026_2_0; |
| 2441 | else if ((revid_data->rev1 == PM8226_V1P0_REV1) && |
| 2442 | (revid_data->rev2 == PM8226_V1P0_REV2) && |
| 2443 | (revid_data->rev3 == PM8226_V1P0_REV3) && |
| 2444 | (revid_data->rev4 == PM8226_V1P0_REV4) && |
| 2445 | (revid_data->pmic_subtype == PM8226_SUBTYPE)) |
| 2446 | return QPNP_REV_ID_8026_1_0; |
| 2447 | else if ((revid_data->rev1 == PM8110_V1P0_REV1) && |
| 2448 | (revid_data->rev2 == PM8110_V1P0_REV2) && |
| 2449 | (revid_data->rev3 == PM8110_V1P0_REV3) && |
| 2450 | (revid_data->rev4 == PM8110_V1P0_REV4) && |
| 2451 | (revid_data->pmic_subtype == PM8110_SUBTYPE)) |
| 2452 | return QPNP_REV_ID_8110_1_0; |
| 2453 | else if ((revid_data->rev1 == PM8110_V2P0_REV1) && |
| 2454 | (revid_data->rev2 == PM8110_V2P0_REV2) && |
| 2455 | (revid_data->rev3 == PM8110_V2P0_REV3) && |
| 2456 | (revid_data->rev4 == PM8110_V2P0_REV4) && |
| 2457 | (revid_data->pmic_subtype == PM8110_SUBTYPE)) |
| 2458 | return QPNP_REV_ID_8110_2_0; |
| 2459 | else if ((revid_data->rev1 == PM8916_V1P0_REV1) && |
| 2460 | (revid_data->rev2 == PM8916_V1P0_REV2) && |
| 2461 | (revid_data->rev3 == PM8916_V1P0_REV3) && |
| 2462 | (revid_data->rev4 == PM8916_V1P0_REV4) && |
| 2463 | (revid_data->pmic_subtype == PM8916_SUBTYPE)) |
| 2464 | return QPNP_REV_ID_8916_1_0; |
| 2465 | else if ((revid_data->rev1 == PM8916_V1P1_REV1) && |
| 2466 | (revid_data->rev2 == PM8916_V1P1_REV2) && |
| 2467 | (revid_data->rev3 == PM8916_V1P1_REV3) && |
| 2468 | (revid_data->rev4 == PM8916_V1P1_REV4) && |
| 2469 | (revid_data->pmic_subtype == PM8916_SUBTYPE)) |
| 2470 | return QPNP_REV_ID_8916_1_1; |
| 2471 | else if ((revid_data->rev1 == PM8916_V2P0_REV1) && |
| 2472 | (revid_data->rev2 == PM8916_V2P0_REV2) && |
| 2473 | (revid_data->rev3 == PM8916_V2P0_REV3) && |
| 2474 | (revid_data->rev4 == PM8916_V2P0_REV4) && |
| 2475 | (revid_data->pmic_subtype == PM8916_SUBTYPE)) |
| 2476 | return QPNP_REV_ID_8916_2_0; |
| 2477 | else if ((revid_data->rev1 == PM8909_V1P0_REV1) && |
| 2478 | (revid_data->rev2 == PM8909_V1P0_REV2) && |
| 2479 | (revid_data->rev3 == PM8909_V1P0_REV3) && |
| 2480 | (revid_data->rev4 == PM8909_V1P0_REV4) && |
| 2481 | (revid_data->pmic_subtype == PM8909_SUBTYPE)) |
| 2482 | return QPNP_REV_ID_8909_1_0; |
| 2483 | else if ((revid_data->rev1 == PM8909_V1P1_REV1) && |
| 2484 | (revid_data->rev2 == PM8909_V1P1_REV2) && |
| 2485 | (revid_data->rev3 == PM8909_V1P1_REV3) && |
| 2486 | (revid_data->rev4 == PM8909_V1P1_REV4) && |
| 2487 | (revid_data->pmic_subtype == PM8909_SUBTYPE)) |
| 2488 | return QPNP_REV_ID_8909_1_1; |
| 2489 | else if ((revid_data->rev4 == PM8950_V1P0_REV4) && |
| 2490 | (revid_data->pmic_subtype == PM8950_SUBTYPE)) |
| 2491 | return QPNP_REV_ID_PM8950_1_0; |
| 2492 | else |
| 2493 | return -EINVAL; |
| 2494 | } |
| 2495 | EXPORT_SYMBOL(qpnp_adc_get_revid_version); |
| 2496 | |
| 2497 | int32_t qpnp_adc_get_devicetree_data(struct platform_device *pdev, |
| 2498 | struct qpnp_adc_drv *adc_qpnp) |
| 2499 | { |
| 2500 | struct device_node *node = pdev->dev.of_node; |
| 2501 | unsigned int base; |
| 2502 | struct device_node *child; |
| 2503 | struct qpnp_adc_amux *adc_channel_list; |
| 2504 | struct qpnp_adc_properties *adc_prop; |
| 2505 | struct qpnp_adc_amux_properties *amux_prop; |
| 2506 | int count_adc_channel_list = 0, decimation = 0, rc = 0, i = 0; |
| 2507 | int decimation_tm_hc = 0, fast_avg_setup_tm_hc = 0, cal_val_hc = 0; |
| 2508 | bool adc_hc; |
| 2509 | |
| 2510 | if (!node) |
| 2511 | return -EINVAL; |
| 2512 | |
| 2513 | for_each_child_of_node(node, child) |
| 2514 | count_adc_channel_list++; |
| 2515 | |
| 2516 | if (!count_adc_channel_list) { |
| 2517 | pr_err("No channel listing\n"); |
| 2518 | return -EINVAL; |
| 2519 | } |
| 2520 | |
| 2521 | adc_qpnp->pdev = pdev; |
| 2522 | |
| 2523 | adc_prop = devm_kzalloc(&pdev->dev, |
| 2524 | sizeof(struct qpnp_adc_properties), |
| 2525 | GFP_KERNEL); |
| 2526 | if (!adc_prop) |
| 2527 | return -ENOMEM; |
| 2528 | |
| 2529 | adc_channel_list = devm_kzalloc(&pdev->dev, |
| 2530 | ((sizeof(struct qpnp_adc_amux)) * count_adc_channel_list), |
| 2531 | GFP_KERNEL); |
| 2532 | if (!adc_channel_list) |
| 2533 | return -ENOMEM; |
| 2534 | |
| 2535 | amux_prop = devm_kzalloc(&pdev->dev, |
| 2536 | sizeof(struct qpnp_adc_amux_properties) + |
| 2537 | sizeof(struct qpnp_vadc_chan_properties), GFP_KERNEL); |
| 2538 | if (!amux_prop) { |
| 2539 | dev_err(&pdev->dev, "Unable to allocate memory\n"); |
| 2540 | return -ENOMEM; |
| 2541 | } |
| 2542 | |
| 2543 | adc_qpnp->adc_channels = adc_channel_list; |
| 2544 | adc_qpnp->amux_prop = amux_prop; |
| 2545 | adc_hc = adc_qpnp->adc_hc; |
| 2546 | adc_prop->adc_hc = adc_hc; |
| 2547 | |
| 2548 | if (of_device_is_compatible(node, "qcom,qpnp-adc-tm-hc")) { |
| 2549 | rc = of_property_read_u32(node, "qcom,decimation", |
| 2550 | &decimation_tm_hc); |
| 2551 | if (rc) { |
| 2552 | pr_err("Invalid decimation property\n"); |
| 2553 | return -EINVAL; |
| 2554 | } |
| 2555 | |
| 2556 | rc = of_property_read_u32(node, |
| 2557 | "qcom,fast-avg-setup", &fast_avg_setup_tm_hc); |
| 2558 | if (rc) { |
| 2559 | pr_err("Invalid fast average setup with %d\n", rc); |
| 2560 | return -EINVAL; |
| 2561 | } |
| 2562 | |
| 2563 | if ((fast_avg_setup_tm_hc) > ADC_FAST_AVG_SAMPLE_16) { |
| 2564 | pr_err("Max average support is 2^16\n"); |
| 2565 | return -EINVAL; |
| 2566 | } |
| 2567 | } |
| 2568 | |
Jishnu Prakash | d09bc69 | 2018-05-02 10:54:28 +0530 | [diff] [blame] | 2569 | if (of_device_is_compatible(node, "qcom,qpnp-adc-hc-pm5") || |
| 2570 | of_device_is_compatible(node, "qcom,qpnp-adc-tm-hc-pm5")) |
| 2571 | adc_prop->is_pmic_5 = true; |
| 2572 | else |
| 2573 | adc_prop->is_pmic_5 = false; |
| 2574 | |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2575 | for_each_child_of_node(node, child) { |
| 2576 | int channel_num, scaling = 0, post_scaling = 0; |
| 2577 | int fast_avg_setup, calib_type = 0, rc, hw_settle_time = 0; |
| 2578 | const char *calibration_param, *channel_name; |
| 2579 | |
| 2580 | channel_name = of_get_property(child, |
| 2581 | "label", NULL) ? : child->name; |
| 2582 | if (!channel_name) { |
| 2583 | pr_err("Invalid channel name\n"); |
| 2584 | return -EINVAL; |
| 2585 | } |
| 2586 | |
| 2587 | rc = of_property_read_u32(child, "reg", &channel_num); |
| 2588 | if (rc) { |
| 2589 | pr_err("Invalid channel num\n"); |
| 2590 | return -EINVAL; |
| 2591 | } |
| 2592 | |
| 2593 | if (!of_device_is_compatible(node, "qcom,qpnp-iadc")) { |
| 2594 | rc = of_property_read_u32(child, |
| 2595 | "qcom,hw-settle-time", &hw_settle_time); |
| 2596 | if (rc) { |
| 2597 | pr_err("Invalid channel hw settle time property\n"); |
| 2598 | return -EINVAL; |
| 2599 | } |
| 2600 | rc = of_property_read_u32(child, |
| 2601 | "qcom,pre-div-channel-scaling", &scaling); |
| 2602 | if (rc) { |
| 2603 | pr_err("Invalid channel scaling property\n"); |
| 2604 | return -EINVAL; |
| 2605 | } |
| 2606 | rc = of_property_read_u32(child, |
| 2607 | "qcom,scale-function", &post_scaling); |
| 2608 | if (rc) { |
| 2609 | pr_err("Invalid channel post scaling property\n"); |
| 2610 | return -EINVAL; |
| 2611 | } |
| 2612 | rc = of_property_read_string(child, |
| 2613 | "qcom,calibration-type", &calibration_param); |
| 2614 | if (rc) { |
| 2615 | pr_err("Invalid calibration type\n"); |
| 2616 | return -EINVAL; |
| 2617 | } |
| 2618 | |
| 2619 | if (!strcmp(calibration_param, "absolute")) { |
| 2620 | if (adc_hc) |
| 2621 | calib_type = ADC_HC_ABS_CAL; |
| 2622 | else |
| 2623 | calib_type = CALIB_ABSOLUTE; |
| 2624 | } else if (!strcmp(calibration_param, "ratiometric")) { |
| 2625 | if (adc_hc) |
| 2626 | calib_type = ADC_HC_RATIO_CAL; |
| 2627 | else |
| 2628 | calib_type = CALIB_RATIOMETRIC; |
| 2629 | } else if (!strcmp(calibration_param, "no_cal")) { |
| 2630 | if (adc_hc) |
| 2631 | calib_type = ADC_HC_NO_CAL; |
| 2632 | else { |
| 2633 | pr_err("%s: Invalid calibration property\n", |
| 2634 | __func__); |
| 2635 | return -EINVAL; |
| 2636 | } |
| 2637 | } else { |
| 2638 | pr_err("%s: Invalid calibration property\n", |
| 2639 | __func__); |
| 2640 | return -EINVAL; |
| 2641 | } |
| 2642 | } |
| 2643 | |
| 2644 | /* ADC_TM_HC fast avg setting is common across channels */ |
| 2645 | if (!of_device_is_compatible(node, "qcom,qpnp-adc-tm-hc")) { |
| 2646 | rc = of_property_read_u32(child, |
| 2647 | "qcom,fast-avg-setup", &fast_avg_setup); |
| 2648 | if (rc) { |
| 2649 | pr_err("Invalid channel fast average setup\n"); |
| 2650 | return -EINVAL; |
| 2651 | } |
| 2652 | } else { |
| 2653 | fast_avg_setup = fast_avg_setup_tm_hc; |
| 2654 | } |
| 2655 | |
| 2656 | /* ADC_TM_HC decimation setting is common across channels */ |
| 2657 | if (!of_device_is_compatible(node, "qcom,qpnp-adc-tm-hc")) { |
| 2658 | rc = of_property_read_u32(child, |
| 2659 | "qcom,decimation", &decimation); |
| 2660 | if (rc) { |
| 2661 | pr_err("Invalid decimation\n"); |
| 2662 | return -EINVAL; |
| 2663 | } |
| 2664 | } else { |
| 2665 | decimation = decimation_tm_hc; |
| 2666 | } |
| 2667 | |
| 2668 | if (of_device_is_compatible(node, "qcom,qpnp-vadc-hc")) { |
| 2669 | rc = of_property_read_u32(child, "qcom,cal-val", |
| 2670 | &cal_val_hc); |
| 2671 | if (rc) { |
| 2672 | pr_debug("Use calibration value from timer\n"); |
| 2673 | adc_channel_list[i].cal_val = ADC_TIMER_CAL; |
| 2674 | } else { |
| 2675 | adc_channel_list[i].cal_val = cal_val_hc; |
| 2676 | } |
| 2677 | } |
| 2678 | |
| 2679 | /* Individual channel properties */ |
| 2680 | adc_channel_list[i].name = (char *)channel_name; |
| 2681 | adc_channel_list[i].channel_num = channel_num; |
| 2682 | adc_channel_list[i].adc_decimation = decimation; |
| 2683 | adc_channel_list[i].fast_avg_setup = fast_avg_setup; |
| 2684 | if (!of_device_is_compatible(node, "qcom,qpnp-iadc")) { |
| 2685 | adc_channel_list[i].chan_path_prescaling = scaling; |
| 2686 | adc_channel_list[i].adc_scale_fn = post_scaling; |
| 2687 | adc_channel_list[i].hw_settle_time = hw_settle_time; |
| 2688 | adc_channel_list[i].calib_type = calib_type; |
| 2689 | } |
| 2690 | i++; |
| 2691 | } |
| 2692 | |
| 2693 | /* Get the ADC VDD reference voltage and ADC bit resolution */ |
| 2694 | rc = of_property_read_u32(node, "qcom,adc-vdd-reference", |
| 2695 | &adc_prop->adc_vdd_reference); |
| 2696 | if (rc) { |
| 2697 | pr_err("Invalid adc vdd reference property\n"); |
| 2698 | return -EINVAL; |
| 2699 | } |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 2700 | rc = of_property_read_u32(node, "qcom,adc-full-scale-code", |
| 2701 | &adc_prop->full_scale_code); |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2702 | if (rc) { |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 2703 | pr_debug("Use default value of 0x4000 for full scale\n"); |
| 2704 | adc_prop->full_scale_code = QPNP_VADC_HC_VREF_CODE; |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2705 | } |
| 2706 | adc_qpnp->adc_prop = adc_prop; |
| 2707 | |
| 2708 | /* Get the peripheral address */ |
| 2709 | rc = of_property_read_u32(pdev->dev.of_node, "reg", &base); |
| 2710 | if (rc < 0) { |
| 2711 | dev_err(&pdev->dev, |
| 2712 | "Couldn't find reg in node = %s rc = %d\n", |
| 2713 | pdev->dev.of_node->full_name, rc); |
| 2714 | return rc; |
| 2715 | } |
| 2716 | |
| 2717 | adc_qpnp->slave = to_spmi_device(pdev->dev.parent)->usid; |
| 2718 | adc_qpnp->offset = base; |
| 2719 | |
| 2720 | /* Register the ADC peripheral interrupt */ |
| 2721 | adc_qpnp->adc_irq_eoc = platform_get_irq_byname(pdev, |
| 2722 | "eoc-int-en-set"); |
| 2723 | if (adc_qpnp->adc_irq_eoc < 0) { |
| 2724 | pr_err("Invalid irq\n"); |
| 2725 | return -ENXIO; |
| 2726 | } |
| 2727 | |
| 2728 | init_completion(&adc_qpnp->adc_rslt_completion); |
| 2729 | |
| 2730 | if (of_get_property(node, "hkadc_ldo-supply", NULL)) { |
| 2731 | adc_qpnp->hkadc_ldo = regulator_get(&pdev->dev, "hkadc_ldo"); |
| 2732 | if (IS_ERR(adc_qpnp->hkadc_ldo)) { |
| 2733 | pr_err("hkadc_ldo-supply node not found\n"); |
| 2734 | return -EINVAL; |
| 2735 | } |
| 2736 | |
| 2737 | rc = regulator_set_voltage(adc_qpnp->hkadc_ldo, |
| 2738 | QPNP_VADC_LDO_VOLTAGE_MIN, |
| 2739 | QPNP_VADC_LDO_VOLTAGE_MAX); |
| 2740 | if (rc < 0) { |
| 2741 | pr_err("setting voltage for hkadc_ldo failed\n"); |
| 2742 | return rc; |
| 2743 | } |
| 2744 | |
| 2745 | rc = regulator_set_load(adc_qpnp->hkadc_ldo, 100000); |
| 2746 | if (rc < 0) { |
| 2747 | pr_err("hkadc_ldo optimum mode failed%d\n", rc); |
| 2748 | return rc; |
| 2749 | } |
| 2750 | } |
| 2751 | |
| 2752 | if (of_get_property(node, "hkadc_ok-supply", NULL)) { |
| 2753 | adc_qpnp->hkadc_ldo_ok = regulator_get(&pdev->dev, |
| 2754 | "hkadc_ok"); |
| 2755 | if (IS_ERR(adc_qpnp->hkadc_ldo_ok)) { |
| 2756 | pr_err("hkadc_ok node not found\n"); |
| 2757 | return -EINVAL; |
| 2758 | } |
| 2759 | |
| 2760 | rc = regulator_set_voltage(adc_qpnp->hkadc_ldo_ok, |
| 2761 | QPNP_VADC_OK_VOLTAGE_MIN, |
| 2762 | QPNP_VADC_OK_VOLTAGE_MAX); |
| 2763 | if (rc < 0) { |
| 2764 | pr_err("setting voltage for hkadc-ldo-ok failed\n"); |
| 2765 | return rc; |
| 2766 | } |
| 2767 | } |
| 2768 | |
| 2769 | return 0; |
| 2770 | } |
| 2771 | EXPORT_SYMBOL(qpnp_adc_get_devicetree_data); |