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authorKrzysztof Kozlowski <k.kozlowski@samsung.com>2014-03-07 05:10:50 -0500
committerMark Brown <broonie@linaro.org>2014-03-19 09:02:51 -0400
commit15f77300c9eedb095c8f4097628af51e8e14de30 (patch)
tree3442c586ccaa8a01e28874e2af1c0f41c7c665f9 /drivers/regulator/s2mps11.c
parent236b11de51c7501c454ca125d84152b06ef7f27e (diff)
regulator: s2mps11: Add support for S2MPS14 regulators
Add support for S2MPS14 PMIC regulators to s2mps11 driver. The S2MPS14 has fewer BUCK-s and LDO-s than S2MPS11. It also does not support controlling the BUCK ramp delay. Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Cc: Mark Brown <broonie@kernel.org> Cc: Liam Girdwood <lgirdwood@gmail.com> Reviewed-by: Yadwinder Singh Brar <yadi.brar@samsung.com> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'drivers/regulator/s2mps11.c')
-rw-r--r--drivers/regulator/s2mps11.c252
1 files changed, 191 insertions, 61 deletions
diff --git a/drivers/regulator/s2mps11.c b/drivers/regulator/s2mps11.c
index ca876de72eae..65697b1a26c0 100644
--- a/drivers/regulator/s2mps11.c
+++ b/drivers/regulator/s2mps11.c
@@ -1,13 +1,18 @@
1/* 1/*
2 * s2mps11.c 2 * s2mps11.c
3 * 3 *
4 * Copyright (c) 2012 Samsung Electronics Co., Ltd 4 * Copyright (c) 2012-2014 Samsung Electronics Co., Ltd
5 * http://www.samsung.com 5 * http://www.samsung.com
6 * 6 *
7 * This program is free software; you can redistribute it and/or modify it 7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the 8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your 9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version. 10 * option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
11 * 16 *
12 */ 17 */
13 18
@@ -24,6 +29,7 @@
24#include <linux/regulator/of_regulator.h> 29#include <linux/regulator/of_regulator.h>
25#include <linux/mfd/samsung/core.h> 30#include <linux/mfd/samsung/core.h>
26#include <linux/mfd/samsung/s2mps11.h> 31#include <linux/mfd/samsung/s2mps11.h>
32#include <linux/mfd/samsung/s2mps14.h>
27 33
28struct s2mps11_info { 34struct s2mps11_info {
29 unsigned int rdev_num; 35 unsigned int rdev_num;
@@ -233,7 +239,7 @@ static struct regulator_ops s2mps11_buck_ops = {
233 .set_ramp_delay = s2mps11_set_ramp_delay, 239 .set_ramp_delay = s2mps11_set_ramp_delay,
234}; 240};
235 241
236#define regulator_desc_ldo1(num) { \ 242#define regulator_desc_s2mps11_ldo1(num) { \
237 .name = "LDO"#num, \ 243 .name = "LDO"#num, \
238 .id = S2MPS11_LDO##num, \ 244 .id = S2MPS11_LDO##num, \
239 .ops = &s2mps11_ldo_ops, \ 245 .ops = &s2mps11_ldo_ops, \
@@ -247,7 +253,7 @@ static struct regulator_ops s2mps11_buck_ops = {
247 .enable_reg = S2MPS11_REG_L1CTRL + num - 1, \ 253 .enable_reg = S2MPS11_REG_L1CTRL + num - 1, \
248 .enable_mask = S2MPS11_ENABLE_MASK \ 254 .enable_mask = S2MPS11_ENABLE_MASK \
249} 255}
250#define regulator_desc_ldo2(num) { \ 256#define regulator_desc_s2mps11_ldo2(num) { \
251 .name = "LDO"#num, \ 257 .name = "LDO"#num, \
252 .id = S2MPS11_LDO##num, \ 258 .id = S2MPS11_LDO##num, \
253 .ops = &s2mps11_ldo_ops, \ 259 .ops = &s2mps11_ldo_ops, \
@@ -262,7 +268,7 @@ static struct regulator_ops s2mps11_buck_ops = {
262 .enable_mask = S2MPS11_ENABLE_MASK \ 268 .enable_mask = S2MPS11_ENABLE_MASK \
263} 269}
264 270
265#define regulator_desc_buck1_4(num) { \ 271#define regulator_desc_s2mps11_buck1_4(num) { \
266 .name = "BUCK"#num, \ 272 .name = "BUCK"#num, \
267 .id = S2MPS11_BUCK##num, \ 273 .id = S2MPS11_BUCK##num, \
268 .ops = &s2mps11_buck_ops, \ 274 .ops = &s2mps11_buck_ops, \
@@ -278,7 +284,7 @@ static struct regulator_ops s2mps11_buck_ops = {
278 .enable_mask = S2MPS11_ENABLE_MASK \ 284 .enable_mask = S2MPS11_ENABLE_MASK \
279} 285}
280 286
281#define regulator_desc_buck5 { \ 287#define regulator_desc_s2mps11_buck5 { \
282 .name = "BUCK5", \ 288 .name = "BUCK5", \
283 .id = S2MPS11_BUCK5, \ 289 .id = S2MPS11_BUCK5, \
284 .ops = &s2mps11_buck_ops, \ 290 .ops = &s2mps11_buck_ops, \
@@ -294,7 +300,7 @@ static struct regulator_ops s2mps11_buck_ops = {
294 .enable_mask = S2MPS11_ENABLE_MASK \ 300 .enable_mask = S2MPS11_ENABLE_MASK \
295} 301}
296 302
297#define regulator_desc_buck6_8(num) { \ 303#define regulator_desc_s2mps11_buck6_8(num) { \
298 .name = "BUCK"#num, \ 304 .name = "BUCK"#num, \
299 .id = S2MPS11_BUCK##num, \ 305 .id = S2MPS11_BUCK##num, \
300 .ops = &s2mps11_buck_ops, \ 306 .ops = &s2mps11_buck_ops, \
@@ -310,7 +316,7 @@ static struct regulator_ops s2mps11_buck_ops = {
310 .enable_mask = S2MPS11_ENABLE_MASK \ 316 .enable_mask = S2MPS11_ENABLE_MASK \
311} 317}
312 318
313#define regulator_desc_buck9 { \ 319#define regulator_desc_s2mps11_buck9 { \
314 .name = "BUCK9", \ 320 .name = "BUCK9", \
315 .id = S2MPS11_BUCK9, \ 321 .id = S2MPS11_BUCK9, \
316 .ops = &s2mps11_buck_ops, \ 322 .ops = &s2mps11_buck_ops, \
@@ -326,7 +332,7 @@ static struct regulator_ops s2mps11_buck_ops = {
326 .enable_mask = S2MPS11_ENABLE_MASK \ 332 .enable_mask = S2MPS11_ENABLE_MASK \
327} 333}
328 334
329#define regulator_desc_buck10 { \ 335#define regulator_desc_s2mps11_buck10 { \
330 .name = "BUCK10", \ 336 .name = "BUCK10", \
331 .id = S2MPS11_BUCK10, \ 337 .id = S2MPS11_BUCK10, \
332 .ops = &s2mps11_buck_ops, \ 338 .ops = &s2mps11_buck_ops, \
@@ -343,54 +349,173 @@ static struct regulator_ops s2mps11_buck_ops = {
343} 349}
344 350
345static const struct regulator_desc s2mps11_regulators[] = { 351static const struct regulator_desc s2mps11_regulators[] = {
346 regulator_desc_ldo2(1), 352 regulator_desc_s2mps11_ldo2(1),
347 regulator_desc_ldo1(2), 353 regulator_desc_s2mps11_ldo1(2),
348 regulator_desc_ldo1(3), 354 regulator_desc_s2mps11_ldo1(3),
349 regulator_desc_ldo1(4), 355 regulator_desc_s2mps11_ldo1(4),
350 regulator_desc_ldo1(5), 356 regulator_desc_s2mps11_ldo1(5),
351 regulator_desc_ldo2(6), 357 regulator_desc_s2mps11_ldo2(6),
352 regulator_desc_ldo1(7), 358 regulator_desc_s2mps11_ldo1(7),
353 regulator_desc_ldo1(8), 359 regulator_desc_s2mps11_ldo1(8),
354 regulator_desc_ldo1(9), 360 regulator_desc_s2mps11_ldo1(9),
355 regulator_desc_ldo1(10), 361 regulator_desc_s2mps11_ldo1(10),
356 regulator_desc_ldo2(11), 362 regulator_desc_s2mps11_ldo2(11),
357 regulator_desc_ldo1(12), 363 regulator_desc_s2mps11_ldo1(12),
358 regulator_desc_ldo1(13), 364 regulator_desc_s2mps11_ldo1(13),
359 regulator_desc_ldo1(14), 365 regulator_desc_s2mps11_ldo1(14),
360 regulator_desc_ldo1(15), 366 regulator_desc_s2mps11_ldo1(15),
361 regulator_desc_ldo1(16), 367 regulator_desc_s2mps11_ldo1(16),
362 regulator_desc_ldo1(17), 368 regulator_desc_s2mps11_ldo1(17),
363 regulator_desc_ldo1(18), 369 regulator_desc_s2mps11_ldo1(18),
364 regulator_desc_ldo1(19), 370 regulator_desc_s2mps11_ldo1(19),
365 regulator_desc_ldo1(20), 371 regulator_desc_s2mps11_ldo1(20),
366 regulator_desc_ldo1(21), 372 regulator_desc_s2mps11_ldo1(21),
367 regulator_desc_ldo2(22), 373 regulator_desc_s2mps11_ldo2(22),
368 regulator_desc_ldo2(23), 374 regulator_desc_s2mps11_ldo2(23),
369 regulator_desc_ldo1(24), 375 regulator_desc_s2mps11_ldo1(24),
370 regulator_desc_ldo1(25), 376 regulator_desc_s2mps11_ldo1(25),
371 regulator_desc_ldo1(26), 377 regulator_desc_s2mps11_ldo1(26),
372 regulator_desc_ldo2(27), 378 regulator_desc_s2mps11_ldo2(27),
373 regulator_desc_ldo1(28), 379 regulator_desc_s2mps11_ldo1(28),
374 regulator_desc_ldo1(29), 380 regulator_desc_s2mps11_ldo1(29),
375 regulator_desc_ldo1(30), 381 regulator_desc_s2mps11_ldo1(30),
376 regulator_desc_ldo1(31), 382 regulator_desc_s2mps11_ldo1(31),
377 regulator_desc_ldo1(32), 383 regulator_desc_s2mps11_ldo1(32),
378 regulator_desc_ldo1(33), 384 regulator_desc_s2mps11_ldo1(33),
379 regulator_desc_ldo1(34), 385 regulator_desc_s2mps11_ldo1(34),
380 regulator_desc_ldo1(35), 386 regulator_desc_s2mps11_ldo1(35),
381 regulator_desc_ldo1(36), 387 regulator_desc_s2mps11_ldo1(36),
382 regulator_desc_ldo1(37), 388 regulator_desc_s2mps11_ldo1(37),
383 regulator_desc_ldo1(38), 389 regulator_desc_s2mps11_ldo1(38),
384 regulator_desc_buck1_4(1), 390 regulator_desc_s2mps11_buck1_4(1),
385 regulator_desc_buck1_4(2), 391 regulator_desc_s2mps11_buck1_4(2),
386 regulator_desc_buck1_4(3), 392 regulator_desc_s2mps11_buck1_4(3),
387 regulator_desc_buck1_4(4), 393 regulator_desc_s2mps11_buck1_4(4),
388 regulator_desc_buck5, 394 regulator_desc_s2mps11_buck5,
389 regulator_desc_buck6_8(6), 395 regulator_desc_s2mps11_buck6_8(6),
390 regulator_desc_buck6_8(7), 396 regulator_desc_s2mps11_buck6_8(7),
391 regulator_desc_buck6_8(8), 397 regulator_desc_s2mps11_buck6_8(8),
392 regulator_desc_buck9, 398 regulator_desc_s2mps11_buck9,
393 regulator_desc_buck10, 399 regulator_desc_s2mps11_buck10,
400};
401
402static struct regulator_ops s2mps14_reg_ops = {
403 .list_voltage = regulator_list_voltage_linear,
404 .map_voltage = regulator_map_voltage_linear,
405 .is_enabled = regulator_is_enabled_regmap,
406 .enable = regulator_enable_regmap,
407 .disable = regulator_disable_regmap,
408 .get_voltage_sel = regulator_get_voltage_sel_regmap,
409 .set_voltage_sel = regulator_set_voltage_sel_regmap,
410 .set_voltage_time_sel = regulator_set_voltage_time_sel,
411};
412
413#define regulator_desc_s2mps14_ldo1(num) { \
414 .name = "LDO"#num, \
415 .id = S2MPS14_LDO##num, \
416 .ops = &s2mps14_reg_ops, \
417 .type = REGULATOR_VOLTAGE, \
418 .owner = THIS_MODULE, \
419 .min_uV = S2MPS14_LDO_MIN_800MV, \
420 .uV_step = S2MPS14_LDO_STEP_25MV, \
421 .n_voltages = S2MPS14_LDO_N_VOLTAGES, \
422 .vsel_reg = S2MPS14_REG_L1CTRL + num - 1, \
423 .vsel_mask = S2MPS14_LDO_VSEL_MASK, \
424 .enable_reg = S2MPS14_REG_L1CTRL + num - 1, \
425 .enable_mask = S2MPS14_ENABLE_MASK \
426}
427#define regulator_desc_s2mps14_ldo2(num) { \
428 .name = "LDO"#num, \
429 .id = S2MPS14_LDO##num, \
430 .ops = &s2mps14_reg_ops, \
431 .type = REGULATOR_VOLTAGE, \
432 .owner = THIS_MODULE, \
433 .min_uV = S2MPS14_LDO_MIN_1800MV, \
434 .uV_step = S2MPS14_LDO_STEP_25MV, \
435 .n_voltages = S2MPS14_LDO_N_VOLTAGES, \
436 .vsel_reg = S2MPS14_REG_L1CTRL + num - 1, \
437 .vsel_mask = S2MPS14_LDO_VSEL_MASK, \
438 .enable_reg = S2MPS14_REG_L1CTRL + num - 1, \
439 .enable_mask = S2MPS14_ENABLE_MASK \
440}
441#define regulator_desc_s2mps14_ldo3(num) { \
442 .name = "LDO"#num, \
443 .id = S2MPS14_LDO##num, \
444 .ops = &s2mps14_reg_ops, \
445 .type = REGULATOR_VOLTAGE, \
446 .owner = THIS_MODULE, \
447 .min_uV = S2MPS14_LDO_MIN_800MV, \
448 .uV_step = S2MPS14_LDO_STEP_12_5MV, \
449 .n_voltages = S2MPS14_LDO_N_VOLTAGES, \
450 .vsel_reg = S2MPS14_REG_L1CTRL + num - 1, \
451 .vsel_mask = S2MPS14_LDO_VSEL_MASK, \
452 .enable_reg = S2MPS14_REG_L1CTRL + num - 1, \
453 .enable_mask = S2MPS14_ENABLE_MASK \
454}
455#define regulator_desc_s2mps14_buck1235(num) { \
456 .name = "BUCK"#num, \
457 .id = S2MPS14_BUCK##num, \
458 .ops = &s2mps14_reg_ops, \
459 .type = REGULATOR_VOLTAGE, \
460 .owner = THIS_MODULE, \
461 .min_uV = S2MPS14_BUCK1235_MIN_600MV, \
462 .uV_step = S2MPS14_BUCK1235_STEP_6_25MV, \
463 .n_voltages = S2MPS14_BUCK_N_VOLTAGES, \
464 .linear_min_sel = S2MPS14_BUCK1235_START_SEL, \
465 .ramp_delay = S2MPS14_BUCK_RAMP_DELAY, \
466 .vsel_reg = S2MPS14_REG_B1CTRL2 + (num - 1) * 2, \
467 .vsel_mask = S2MPS14_BUCK_VSEL_MASK, \
468 .enable_reg = S2MPS14_REG_B1CTRL1 + (num - 1) * 2, \
469 .enable_mask = S2MPS14_ENABLE_MASK \
470}
471#define regulator_desc_s2mps14_buck4(num) { \
472 .name = "BUCK"#num, \
473 .id = S2MPS14_BUCK##num, \
474 .ops = &s2mps14_reg_ops, \
475 .type = REGULATOR_VOLTAGE, \
476 .owner = THIS_MODULE, \
477 .min_uV = S2MPS14_BUCK4_MIN_1400MV, \
478 .uV_step = S2MPS14_BUCK4_STEP_12_5MV, \
479 .n_voltages = S2MPS14_BUCK_N_VOLTAGES, \
480 .linear_min_sel = S2MPS14_BUCK4_START_SEL, \
481 .ramp_delay = S2MPS14_BUCK_RAMP_DELAY, \
482 .vsel_reg = S2MPS14_REG_B1CTRL2 + (num - 1) * 2, \
483 .vsel_mask = S2MPS14_BUCK_VSEL_MASK, \
484 .enable_reg = S2MPS14_REG_B1CTRL1 + (num - 1) * 2, \
485 .enable_mask = S2MPS14_ENABLE_MASK \
486}
487
488static const struct regulator_desc s2mps14_regulators[] = {
489 regulator_desc_s2mps14_ldo3(1),
490 regulator_desc_s2mps14_ldo3(2),
491 regulator_desc_s2mps14_ldo1(3),
492 regulator_desc_s2mps14_ldo1(4),
493 regulator_desc_s2mps14_ldo3(5),
494 regulator_desc_s2mps14_ldo3(6),
495 regulator_desc_s2mps14_ldo1(7),
496 regulator_desc_s2mps14_ldo2(8),
497 regulator_desc_s2mps14_ldo3(9),
498 regulator_desc_s2mps14_ldo3(10),
499 regulator_desc_s2mps14_ldo1(11),
500 regulator_desc_s2mps14_ldo2(12),
501 regulator_desc_s2mps14_ldo2(13),
502 regulator_desc_s2mps14_ldo2(14),
503 regulator_desc_s2mps14_ldo2(15),
504 regulator_desc_s2mps14_ldo2(16),
505 regulator_desc_s2mps14_ldo2(17),
506 regulator_desc_s2mps14_ldo2(18),
507 regulator_desc_s2mps14_ldo1(19),
508 regulator_desc_s2mps14_ldo1(20),
509 regulator_desc_s2mps14_ldo1(21),
510 regulator_desc_s2mps14_ldo3(22),
511 regulator_desc_s2mps14_ldo1(23),
512 regulator_desc_s2mps14_ldo2(24),
513 regulator_desc_s2mps14_ldo2(25),
514 regulator_desc_s2mps14_buck1235(1),
515 regulator_desc_s2mps14_buck1235(2),
516 regulator_desc_s2mps14_buck1235(3),
517 regulator_desc_s2mps14_buck4(4),
518 regulator_desc_s2mps14_buck1235(5),
394}; 519};
395 520
396static int s2mps11_pmic_probe(struct platform_device *pdev) 521static int s2mps11_pmic_probe(struct platform_device *pdev)
@@ -416,6 +541,10 @@ static int s2mps11_pmic_probe(struct platform_device *pdev)
416 s2mps11->rdev_num = ARRAY_SIZE(s2mps11_regulators); 541 s2mps11->rdev_num = ARRAY_SIZE(s2mps11_regulators);
417 regulators = s2mps11_regulators; 542 regulators = s2mps11_regulators;
418 break; 543 break;
544 case S2MPS14X:
545 s2mps11->rdev_num = ARRAY_SIZE(s2mps14_regulators);
546 regulators = s2mps14_regulators;
547 break;
419 default: 548 default:
420 dev_err(&pdev->dev, "Invalid device type: %u\n", dev_type); 549 dev_err(&pdev->dev, "Invalid device type: %u\n", dev_type);
421 return -EINVAL; 550 return -EINVAL;
@@ -482,6 +611,7 @@ out:
482 611
483static const struct platform_device_id s2mps11_pmic_id[] = { 612static const struct platform_device_id s2mps11_pmic_id[] = {
484 { "s2mps11-pmic", S2MPS11X}, 613 { "s2mps11-pmic", S2MPS11X},
614 { "s2mps14-pmic", S2MPS14X},
485 { }, 615 { },
486}; 616};
487MODULE_DEVICE_TABLE(platform, s2mps11_pmic_id); 617MODULE_DEVICE_TABLE(platform, s2mps11_pmic_id);
@@ -509,5 +639,5 @@ module_exit(s2mps11_pmic_exit);
509 639
510/* Module information */ 640/* Module information */
511MODULE_AUTHOR("Sangbeom Kim <sbkim73@samsung.com>"); 641MODULE_AUTHOR("Sangbeom Kim <sbkim73@samsung.com>");
512MODULE_DESCRIPTION("SAMSUNG S2MPS11 Regulator Driver"); 642MODULE_DESCRIPTION("SAMSUNG S2MPS11/S2MPS14 Regulator Driver");
513MODULE_LICENSE("GPL"); 643MODULE_LICENSE("GPL");
generated by cgit v1.2.2 (git 2.25.0) at 2025-02-02 18:10:54 -0500