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2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc 
 kernel/drivers/regulator/da9062-regulator.c
....@@ -1,17 +1,8 @@
1
-/*
2
- * Regulator device driver for DA9061 and DA9062.
3
- * Copyright (C) 2015-2017  Dialog Semiconductor
4
- *
5
- * This program is free software; you can redistribute it and/or
6
- * modify it under the terms of the GNU General Public License
7
- * as published by the Free Software Foundation; either version 2
8
- * of the License, or (at your option) any later version.
9
- *
10
- * This program is distributed in the hope that it will be useful,
11
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
12
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13
- * GNU General Public License for more details.
14
- */
1
+// SPDX-License-Identifier: GPL-2.0+
2
+//
3
+// Regulator device driver for DA9061 and DA9062.
4
+// Copyright (C) 2015-2017  Dialog Semiconductor
5
+
156 #include <linux/kernel.h>
167 #include <linux/module.h>
178 #include <linux/init.h>
....@@ -25,6 +16,7 @@
2516 #include <linux/regulator/of_regulator.h>
2617 #include <linux/mfd/da9062/core.h>
2718 #include <linux/mfd/da9062/registers.h>
19
+#include <dt-bindings/regulator/dlg,da9063-regulator.h>
2820 
2921 /* Regulator IDs */
3022 enum {
....@@ -53,16 +45,12 @@
5345 /* Regulator capabilities and registers description */
5446 struct da9062_regulator_info {
5547 	struct regulator_desc desc;
56
-	/* Current limiting */
57
-	unsigned int n_current_limits;
58
-	const int *current_limits;
5948 	/* Main register fields */
6049 	struct reg_field mode;
6150 	struct reg_field suspend;
6251 	struct reg_field sleep;
6352 	struct reg_field suspend_sleep;
6453 	unsigned int suspend_vsel_reg;
65
-	struct reg_field ilimit;
6654 	/* Event detection bit */
6755 	struct reg_field oc_event;
6856 };
....@@ -78,7 +66,6 @@
7866 	struct regmap_field			*suspend;
7967 	struct regmap_field			*sleep;
8068 	struct regmap_field			*suspend_sleep;
81
-	struct regmap_field			*ilimit;
8269 };
8370 
8471 /* Encapsulates all information for the regulators driver */
....@@ -86,15 +73,7 @@
8673 	int					irq_ldo_lim;
8774 	unsigned				n_regulators;
8875 	/* Array size to be defined during init. Keep at end. */
89
-	struct da9062_regulator			regulator[0];
90
-};
91
-
92
-/* BUCK modes */
93
-enum {
94
-	BUCK_MODE_MANUAL,	/* 0 */
95
-	BUCK_MODE_SLEEP,	/* 1 */
96
-	BUCK_MODE_SYNC,		/* 2 */
97
-	BUCK_MODE_AUTO		/* 3 */
76
+	struct da9062_regulator			regulator[];
9877 };
9978 
10079 /* Regulator operations */
....@@ -104,7 +83,7 @@
10483  * - DA9062_ID_[BUCK1|BUCK2|BUCK4]
10584  * Entry indexes corresponds to register values.
10685  */
107
-static const int da9062_buck_a_limits[] = {
86
+static const unsigned int da9062_buck_a_limits[] = {
10887 	 500000,  600000,  700000,  800000,  900000, 1000000, 1100000, 1200000,
10988 	1300000, 1400000, 1500000, 1600000, 1700000, 1800000, 1900000, 2000000
11089 };
....@@ -114,42 +93,23 @@
11493  * - DA9062_ID_BUCK3
11594  * Entry indexes corresponds to register values.
11695  */
117
-static const int da9062_buck_b_limits[] = {
96
+static const unsigned int da9062_buck_b_limits[] = {
11897 	1500000, 1600000, 1700000, 1800000, 1900000, 2000000, 2100000, 2200000,
11998 	2300000, 2400000, 2500000, 2600000, 2700000, 2800000, 2900000, 3000000
12099 };
121100 
122
-static int da9062_set_current_limit(struct regulator_dev *rdev,
123
-				    int min_ua, int max_ua)
101
+static unsigned int da9062_map_buck_mode(unsigned int mode)
124102 {
125
-	struct da9062_regulator *regl = rdev_get_drvdata(rdev);
126
-	const struct da9062_regulator_info *rinfo = regl->info;
127
-	int n, tval;
128
-
129
-	for (n = 0; n < rinfo->n_current_limits; n++) {
130
-		tval = rinfo->current_limits[n];
131
-		if (tval >= min_ua && tval <= max_ua)
132
-			return regmap_field_write(regl->ilimit, n);
103
+	switch (mode) {
104
+	case DA9063_BUCK_MODE_SLEEP:
105
+		return REGULATOR_MODE_STANDBY;
106
+	case DA9063_BUCK_MODE_SYNC:
107
+		return REGULATOR_MODE_FAST;
108
+	case DA9063_BUCK_MODE_AUTO:
109
+		return REGULATOR_MODE_NORMAL;
110
+	default:
111
+		return REGULATOR_MODE_INVALID;
133112 	}
134
-
135
-	return -EINVAL;
136
-}
137
-
138
-static int da9062_get_current_limit(struct regulator_dev *rdev)
139
-{
140
-	struct da9062_regulator *regl = rdev_get_drvdata(rdev);
141
-	const struct da9062_regulator_info *rinfo = regl->info;
142
-	unsigned int sel;
143
-	int ret;
144
-
145
-	ret = regmap_field_read(regl->ilimit, &sel);
146
-	if (ret < 0)
147
-		return ret;
148
-
149
-	if (sel >= rinfo->n_current_limits)
150
-		sel = rinfo->n_current_limits - 1;
151
-
152
-	return rinfo->current_limits[sel];
153113 }
154114 
155115 static int da9062_buck_set_mode(struct regulator_dev *rdev, unsigned mode)
....@@ -159,13 +119,13 @@
159119 
160120 	switch (mode) {
161121 	case REGULATOR_MODE_FAST:
162
-		val = BUCK_MODE_SYNC;
122
+		val = DA9063_BUCK_MODE_SYNC;
163123 		break;
164124 	case REGULATOR_MODE_NORMAL:
165
-		val = BUCK_MODE_AUTO;
125
+		val = DA9063_BUCK_MODE_AUTO;
166126 		break;
167127 	case REGULATOR_MODE_STANDBY:
168
-		val = BUCK_MODE_SLEEP;
128
+		val = DA9063_BUCK_MODE_SLEEP;
169129 		break;
170130 	default:
171131 		return -EINVAL;
....@@ -183,8 +143,7 @@
183143 static unsigned da9062_buck_get_mode(struct regulator_dev *rdev)
184144 {
185145 	struct da9062_regulator *regl = rdev_get_drvdata(rdev);
186
-	struct regmap_field *field;
187
-	unsigned int val, mode = 0;
146
+	unsigned int val;
188147 	int ret;
189148 
190149 	ret = regmap_field_read(regl->mode, &val);
....@@ -193,39 +152,24 @@
193152 
194153 	switch (val) {
195154 	default:
196
-	case BUCK_MODE_MANUAL:
197
-		mode = REGULATOR_MODE_FAST | REGULATOR_MODE_STANDBY;
198155 		/* Sleep flag bit decides the mode */
199156 		break;
200
-	case BUCK_MODE_SLEEP:
157
+	case DA9063_BUCK_MODE_SLEEP:
201158 		return REGULATOR_MODE_STANDBY;
202
-	case BUCK_MODE_SYNC:
159
+	case DA9063_BUCK_MODE_SYNC:
203160 		return REGULATOR_MODE_FAST;
204
-	case BUCK_MODE_AUTO:
161
+	case DA9063_BUCK_MODE_AUTO:
205162 		return REGULATOR_MODE_NORMAL;
206163 	}
207164 
208
-	/* Detect current regulator state */
209
-	ret = regmap_field_read(regl->suspend, &val);
210
-	if (ret < 0)
211
-		return 0;
212
-
213
-	/* Read regulator mode from proper register, depending on state */
214
-	if (val)
215
-		field = regl->suspend_sleep;
216
-	else
217
-		field = regl->sleep;
218
-
219
-	ret = regmap_field_read(field, &val);
165
+	ret = regmap_field_read(regl->sleep, &val);
220166 	if (ret < 0)
221167 		return 0;
222168 
223169 	if (val)
224
-		mode &= REGULATOR_MODE_STANDBY;
170
+		return REGULATOR_MODE_STANDBY;
225171 	else
226
-		mode &= REGULATOR_MODE_NORMAL | REGULATOR_MODE_FAST;
227
-
228
-	return mode;
172
+		return REGULATOR_MODE_FAST;
229173 }
230174 
231175 /*
....@@ -255,21 +199,9 @@
255199 static unsigned da9062_ldo_get_mode(struct regulator_dev *rdev)
256200 {
257201 	struct da9062_regulator *regl = rdev_get_drvdata(rdev);
258
-	struct regmap_field *field;
259202 	int ret, val;
260203 
261
-	/* Detect current regulator state */
262
-	ret = regmap_field_read(regl->suspend, &val);
263
-	if (ret < 0)
264
-		return 0;
265
-
266
-	/* Read regulator mode from proper register, depending on state */
267
-	if (val)
268
-		field = regl->suspend_sleep;
269
-	else
270
-		field = regl->sleep;
271
-
272
-	ret = regmap_field_read(field, &val);
204
+	ret = regmap_field_read(regl->sleep, &val);
273205 	if (ret < 0)
274206 		return 0;
275207 
....@@ -353,13 +285,13 @@
353285 
354286 	switch (mode) {
355287 	case REGULATOR_MODE_FAST:
356
-		val = BUCK_MODE_SYNC;
288
+		val = DA9063_BUCK_MODE_SYNC;
357289 		break;
358290 	case REGULATOR_MODE_NORMAL:
359
-		val = BUCK_MODE_AUTO;
291
+		val = DA9063_BUCK_MODE_AUTO;
360292 		break;
361293 	case REGULATOR_MODE_STANDBY:
362
-		val = BUCK_MODE_SLEEP;
294
+		val = DA9063_BUCK_MODE_SLEEP;
363295 		break;
364296 	default:
365297 		return -EINVAL;
....@@ -395,8 +327,8 @@
395327 	.get_voltage_sel	= regulator_get_voltage_sel_regmap,
396328 	.set_voltage_sel	= regulator_set_voltage_sel_regmap,
397329 	.list_voltage		= regulator_list_voltage_linear,
398
-	.set_current_limit	= da9062_set_current_limit,
399
-	.get_current_limit	= da9062_get_current_limit,
330
+	.set_current_limit	= regulator_set_current_limit_regmap,
331
+	.get_current_limit	= regulator_get_current_limit_regmap,
400332 	.set_mode		= da9062_buck_set_mode,
401333 	.get_mode		= da9062_buck_get_mode,
402334 	.get_status		= da9062_buck_get_status,
....@@ -433,13 +365,16 @@
433365 		.desc.min_uV = (300) * 1000,
434366 		.desc.uV_step = (10) * 1000,
435367 		.desc.n_voltages = ((1570) - (300))/(10) + 1,
436
-		.current_limits = da9062_buck_a_limits,
437
-		.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits),
368
+		.desc.curr_table = da9062_buck_a_limits,
369
+		.desc.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits),
370
+		.desc.csel_reg = DA9062AA_BUCK_ILIM_C,
371
+		.desc.csel_mask = DA9062AA_BUCK1_ILIM_MASK,
438372 		.desc.enable_reg = DA9062AA_BUCK1_CONT,
439373 		.desc.enable_mask = DA9062AA_BUCK1_EN_MASK,
440374 		.desc.vsel_reg = DA9062AA_VBUCK1_A,
441375 		.desc.vsel_mask = DA9062AA_VBUCK1_A_MASK,
442376 		.desc.linear_min_sel = 0,
377
+		.desc.of_map_mode = da9062_map_buck_mode,
443378 		.sleep = REG_FIELD(DA9062AA_VBUCK1_A,
444379 			__builtin_ffs((int)DA9062AA_BUCK1_SL_A_MASK) - 1,
445380 			sizeof(unsigned int) * 8 -
....@@ -453,14 +388,10 @@
453388 			__builtin_ffs((int)DA9062AA_BUCK1_MODE_MASK) - 1,
454389 			sizeof(unsigned int) * 8 -
455390 			__builtin_clz((DA9062AA_BUCK1_MODE_MASK)) - 1),
456
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
457
-			__builtin_ffs((int)DA9062AA_VBUCK1_SEL_MASK) - 1,
391
+		.suspend = REG_FIELD(DA9062AA_BUCK1_CONT,
392
+			__builtin_ffs((int)DA9062AA_BUCK1_CONF_MASK) - 1,
458393 			sizeof(unsigned int) * 8 -
459
-			__builtin_clz((DA9062AA_VBUCK1_SEL_MASK)) - 1),
460
-		.ilimit = REG_FIELD(DA9062AA_BUCK_ILIM_C,
461
-			__builtin_ffs((int)DA9062AA_BUCK1_ILIM_MASK) - 1,
462
-			sizeof(unsigned int) * 8 -
463
-			__builtin_clz((DA9062AA_BUCK1_ILIM_MASK)) - 1),
394
+			__builtin_clz(DA9062AA_BUCK1_CONF_MASK) - 1),
464395 	},
465396 	{
466397 		.desc.id = DA9061_ID_BUCK2,
....@@ -471,13 +402,16 @@
471402 		.desc.min_uV = (800) * 1000,
472403 		.desc.uV_step = (20) * 1000,
473404 		.desc.n_voltages = ((3340) - (800))/(20) + 1,
474
-		.current_limits = da9062_buck_b_limits,
475
-		.n_current_limits = ARRAY_SIZE(da9062_buck_b_limits),
405
+		.desc.curr_table = da9062_buck_b_limits,
406
+		.desc.n_current_limits = ARRAY_SIZE(da9062_buck_b_limits),
407
+		.desc.csel_reg = DA9062AA_BUCK_ILIM_A,
408
+		.desc.csel_mask = DA9062AA_BUCK3_ILIM_MASK,
476409 		.desc.enable_reg = DA9062AA_BUCK3_CONT,
477410 		.desc.enable_mask = DA9062AA_BUCK3_EN_MASK,
478411 		.desc.vsel_reg = DA9062AA_VBUCK3_A,
479412 		.desc.vsel_mask = DA9062AA_VBUCK3_A_MASK,
480413 		.desc.linear_min_sel = 0,
414
+		.desc.of_map_mode = da9062_map_buck_mode,
481415 		.sleep = REG_FIELD(DA9062AA_VBUCK3_A,
482416 			__builtin_ffs((int)DA9062AA_BUCK3_SL_A_MASK) - 1,
483417 			sizeof(unsigned int) * 8 -
....@@ -491,14 +425,10 @@
491425 			__builtin_ffs((int)DA9062AA_BUCK3_MODE_MASK) - 1,
492426 			sizeof(unsigned int) * 8 -
493427 			__builtin_clz((DA9062AA_BUCK3_MODE_MASK)) - 1),
494
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
495
-			__builtin_ffs((int)DA9062AA_VBUCK3_SEL_MASK) - 1,
428
+		.suspend = REG_FIELD(DA9062AA_BUCK3_CONT,
429
+			__builtin_ffs((int)DA9062AA_BUCK3_CONF_MASK) - 1,
496430 			sizeof(unsigned int) * 8 -
497
-			__builtin_clz((DA9062AA_VBUCK3_SEL_MASK)) - 1),
498
-		.ilimit = REG_FIELD(DA9062AA_BUCK_ILIM_A,
499
-			__builtin_ffs((int)DA9062AA_BUCK3_ILIM_MASK) - 1,
500
-			sizeof(unsigned int) * 8 -
501
-			__builtin_clz((DA9062AA_BUCK3_ILIM_MASK)) - 1),
431
+			__builtin_clz(DA9062AA_BUCK3_CONF_MASK) - 1),
502432 	},
503433 	{
504434 		.desc.id = DA9061_ID_BUCK3,
....@@ -509,13 +439,16 @@
509439 		.desc.min_uV = (530) * 1000,
510440 		.desc.uV_step = (10) * 1000,
511441 		.desc.n_voltages = ((1800) - (530))/(10) + 1,
512
-		.current_limits = da9062_buck_a_limits,
513
-		.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits),
442
+		.desc.curr_table = da9062_buck_a_limits,
443
+		.desc.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits),
444
+		.desc.csel_reg = DA9062AA_BUCK_ILIM_B,
445
+		.desc.csel_mask = DA9062AA_BUCK4_ILIM_MASK,
514446 		.desc.enable_reg = DA9062AA_BUCK4_CONT,
515447 		.desc.enable_mask = DA9062AA_BUCK4_EN_MASK,
516448 		.desc.vsel_reg = DA9062AA_VBUCK4_A,
517449 		.desc.vsel_mask = DA9062AA_VBUCK4_A_MASK,
518450 		.desc.linear_min_sel = 0,
451
+		.desc.of_map_mode = da9062_map_buck_mode,
519452 		.sleep = REG_FIELD(DA9062AA_VBUCK4_A,
520453 			__builtin_ffs((int)DA9062AA_BUCK4_SL_A_MASK) - 1,
521454 			sizeof(unsigned int) * 8 -
....@@ -529,14 +462,10 @@
529462 			__builtin_ffs((int)DA9062AA_BUCK4_MODE_MASK) - 1,
530463 			sizeof(unsigned int) * 8 -
531464 			__builtin_clz((DA9062AA_BUCK4_MODE_MASK)) - 1),
532
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
533
-			__builtin_ffs((int)DA9062AA_VBUCK4_SEL_MASK) - 1,
465
+		.suspend = REG_FIELD(DA9062AA_BUCK4_CONT,
466
+			__builtin_ffs((int)DA9062AA_BUCK4_CONF_MASK) - 1,
534467 			sizeof(unsigned int) * 8 -
535
-			__builtin_clz((DA9062AA_VBUCK4_SEL_MASK)) - 1),
536
-		.ilimit = REG_FIELD(DA9062AA_BUCK_ILIM_B,
537
-			__builtin_ffs((int)DA9062AA_BUCK4_ILIM_MASK) - 1,
538
-			sizeof(unsigned int) * 8 -
539
-			__builtin_clz((DA9062AA_BUCK4_ILIM_MASK)) - 1),
468
+			__builtin_clz(DA9062AA_BUCK4_CONF_MASK) - 1),
540469 	},
541470 	{
542471 		.desc.id = DA9061_ID_LDO1,
....@@ -546,12 +475,13 @@
546475 		.desc.ops = &da9062_ldo_ops,
547476 		.desc.min_uV = (900) * 1000,
548477 		.desc.uV_step = (50) * 1000,
549
-		.desc.n_voltages = ((3600) - (900))/(50) + 1,
478
+		.desc.n_voltages = ((3600) - (900))/(50) + 1
479
+				+ DA9062AA_VLDO_A_MIN_SEL,
550480 		.desc.enable_reg = DA9062AA_LDO1_CONT,
551481 		.desc.enable_mask = DA9062AA_LDO1_EN_MASK,
552482 		.desc.vsel_reg = DA9062AA_VLDO1_A,
553483 		.desc.vsel_mask = DA9062AA_VLDO1_A_MASK,
554
-		.desc.linear_min_sel = 0,
484
+		.desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL,
555485 		.sleep = REG_FIELD(DA9062AA_VLDO1_A,
556486 			__builtin_ffs((int)DA9062AA_LDO1_SL_A_MASK) - 1,
557487 			sizeof(unsigned int) * 8 -
....@@ -561,10 +491,10 @@
561491 			sizeof(unsigned int) * 8 -
562492 			__builtin_clz((DA9062AA_LDO1_SL_B_MASK)) - 1),
563493 		.suspend_vsel_reg = DA9062AA_VLDO1_B,
564
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
565
-			__builtin_ffs((int)DA9062AA_VLDO1_SEL_MASK) - 1,
494
+		.suspend = REG_FIELD(DA9062AA_LDO1_CONT,
495
+			__builtin_ffs((int)DA9062AA_LDO1_CONF_MASK) - 1,
566496 			sizeof(unsigned int) * 8 -
567
-			__builtin_clz((DA9062AA_VLDO1_SEL_MASK)) - 1),
497
+			__builtin_clz(DA9062AA_LDO1_CONF_MASK) - 1),
568498 		.oc_event = REG_FIELD(DA9062AA_STATUS_D,
569499 			__builtin_ffs((int)DA9062AA_LDO1_ILIM_MASK) - 1,
570500 			sizeof(unsigned int) * 8 -
....@@ -578,12 +508,13 @@
578508 		.desc.ops = &da9062_ldo_ops,
579509 		.desc.min_uV = (900) * 1000,
580510 		.desc.uV_step = (50) * 1000,
581
-		.desc.n_voltages = ((3600) - (600))/(50) + 1,
511
+		.desc.n_voltages = ((3600) - (900))/(50) + 1
512
+				+ DA9062AA_VLDO_A_MIN_SEL,
582513 		.desc.enable_reg = DA9062AA_LDO2_CONT,
583514 		.desc.enable_mask = DA9062AA_LDO2_EN_MASK,
584515 		.desc.vsel_reg = DA9062AA_VLDO2_A,
585516 		.desc.vsel_mask = DA9062AA_VLDO2_A_MASK,
586
-		.desc.linear_min_sel = 0,
517
+		.desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL,
587518 		.sleep = REG_FIELD(DA9062AA_VLDO2_A,
588519 			__builtin_ffs((int)DA9062AA_LDO2_SL_A_MASK) - 1,
589520 			sizeof(unsigned int) * 8 -
....@@ -593,10 +524,10 @@
593524 			sizeof(unsigned int) * 8 -
594525 			__builtin_clz((DA9062AA_LDO2_SL_B_MASK)) - 1),
595526 		.suspend_vsel_reg = DA9062AA_VLDO2_B,
596
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
597
-			__builtin_ffs((int)DA9062AA_VLDO2_SEL_MASK) - 1,
527
+		.suspend = REG_FIELD(DA9062AA_LDO2_CONT,
528
+			__builtin_ffs((int)DA9062AA_LDO2_CONF_MASK) - 1,
598529 			sizeof(unsigned int) * 8 -
599
-			__builtin_clz((DA9062AA_VLDO2_SEL_MASK)) - 1),
530
+			__builtin_clz(DA9062AA_LDO2_CONF_MASK) - 1),
600531 		.oc_event = REG_FIELD(DA9062AA_STATUS_D,
601532 			__builtin_ffs((int)DA9062AA_LDO2_ILIM_MASK) - 1,
602533 			sizeof(unsigned int) * 8 -
....@@ -610,12 +541,13 @@
610541 		.desc.ops = &da9062_ldo_ops,
611542 		.desc.min_uV = (900) * 1000,
612543 		.desc.uV_step = (50) * 1000,
613
-		.desc.n_voltages = ((3600) - (900))/(50) + 1,
544
+		.desc.n_voltages = ((3600) - (900))/(50) + 1
545
+				+ DA9062AA_VLDO_A_MIN_SEL,
614546 		.desc.enable_reg = DA9062AA_LDO3_CONT,
615547 		.desc.enable_mask = DA9062AA_LDO3_EN_MASK,
616548 		.desc.vsel_reg = DA9062AA_VLDO3_A,
617549 		.desc.vsel_mask = DA9062AA_VLDO3_A_MASK,
618
-		.desc.linear_min_sel = 0,
550
+		.desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL,
619551 		.sleep = REG_FIELD(DA9062AA_VLDO3_A,
620552 			__builtin_ffs((int)DA9062AA_LDO3_SL_A_MASK) - 1,
621553 			sizeof(unsigned int) * 8 -
....@@ -625,10 +557,10 @@
625557 			sizeof(unsigned int) * 8 -
626558 			__builtin_clz((DA9062AA_LDO3_SL_B_MASK)) - 1),
627559 		.suspend_vsel_reg = DA9062AA_VLDO3_B,
628
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
629
-			__builtin_ffs((int)DA9062AA_VLDO3_SEL_MASK) - 1,
560
+		.suspend = REG_FIELD(DA9062AA_LDO3_CONT,
561
+			__builtin_ffs((int)DA9062AA_LDO3_CONF_MASK) - 1,
630562 			sizeof(unsigned int) * 8 -
631
-			__builtin_clz((DA9062AA_VLDO3_SEL_MASK)) - 1),
563
+			__builtin_clz(DA9062AA_LDO3_CONF_MASK) - 1),
632564 		.oc_event = REG_FIELD(DA9062AA_STATUS_D,
633565 			__builtin_ffs((int)DA9062AA_LDO3_ILIM_MASK) - 1,
634566 			sizeof(unsigned int) * 8 -
....@@ -642,12 +574,13 @@
642574 		.desc.ops = &da9062_ldo_ops,
643575 		.desc.min_uV = (900) * 1000,
644576 		.desc.uV_step = (50) * 1000,
645
-		.desc.n_voltages = ((3600) - (900))/(50) + 1,
577
+		.desc.n_voltages = ((3600) - (900))/(50) + 1
578
+				+ DA9062AA_VLDO_A_MIN_SEL,
646579 		.desc.enable_reg = DA9062AA_LDO4_CONT,
647580 		.desc.enable_mask = DA9062AA_LDO4_EN_MASK,
648581 		.desc.vsel_reg = DA9062AA_VLDO4_A,
649582 		.desc.vsel_mask = DA9062AA_VLDO4_A_MASK,
650
-		.desc.linear_min_sel = 0,
583
+		.desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL,
651584 		.sleep = REG_FIELD(DA9062AA_VLDO4_A,
652585 			__builtin_ffs((int)DA9062AA_LDO4_SL_A_MASK) - 1,
653586 			sizeof(unsigned int) * 8 -
....@@ -657,10 +590,10 @@
657590 			sizeof(unsigned int) * 8 -
658591 			__builtin_clz((DA9062AA_LDO4_SL_B_MASK)) - 1),
659592 		.suspend_vsel_reg = DA9062AA_VLDO4_B,
660
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
661
-			__builtin_ffs((int)DA9062AA_VLDO4_SEL_MASK) - 1,
593
+		.suspend = REG_FIELD(DA9062AA_LDO4_CONT,
594
+			__builtin_ffs((int)DA9062AA_LDO4_CONF_MASK) - 1,
662595 			sizeof(unsigned int) * 8 -
663
-			__builtin_clz((DA9062AA_VLDO4_SEL_MASK)) - 1),
596
+			__builtin_clz(DA9062AA_LDO4_CONF_MASK) - 1),
664597 		.oc_event = REG_FIELD(DA9062AA_STATUS_D,
665598 			__builtin_ffs((int)DA9062AA_LDO4_ILIM_MASK) - 1,
666599 			sizeof(unsigned int) * 8 -
....@@ -679,13 +612,16 @@
679612 		.desc.min_uV = (300) * 1000,
680613 		.desc.uV_step = (10) * 1000,
681614 		.desc.n_voltages = ((1570) - (300))/(10) + 1,
682
-		.current_limits = da9062_buck_a_limits,
683
-		.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits),
615
+		.desc.curr_table = da9062_buck_a_limits,
616
+		.desc.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits),
617
+		.desc.csel_reg = DA9062AA_BUCK_ILIM_C,
618
+		.desc.csel_mask = DA9062AA_BUCK1_ILIM_MASK,
684619 		.desc.enable_reg = DA9062AA_BUCK1_CONT,
685620 		.desc.enable_mask = DA9062AA_BUCK1_EN_MASK,
686621 		.desc.vsel_reg = DA9062AA_VBUCK1_A,
687622 		.desc.vsel_mask = DA9062AA_VBUCK1_A_MASK,
688623 		.desc.linear_min_sel = 0,
624
+		.desc.of_map_mode = da9062_map_buck_mode,
689625 		.sleep = REG_FIELD(DA9062AA_VBUCK1_A,
690626 			__builtin_ffs((int)DA9062AA_BUCK1_SL_A_MASK) - 1,
691627 			sizeof(unsigned int) * 8 -
....@@ -699,14 +635,10 @@
699635 			__builtin_ffs((int)DA9062AA_BUCK1_MODE_MASK) - 1,
700636 			sizeof(unsigned int) * 8 -
701637 			__builtin_clz((DA9062AA_BUCK1_MODE_MASK)) - 1),
702
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
703
-			__builtin_ffs((int)DA9062AA_VBUCK1_SEL_MASK) - 1,
638
+		.suspend = REG_FIELD(DA9062AA_BUCK1_CONT,
639
+			__builtin_ffs((int)DA9062AA_BUCK1_CONF_MASK) - 1,
704640 			sizeof(unsigned int) * 8 -
705
-			__builtin_clz((DA9062AA_VBUCK1_SEL_MASK)) - 1),
706
-		.ilimit = REG_FIELD(DA9062AA_BUCK_ILIM_C,
707
-			__builtin_ffs((int)DA9062AA_BUCK1_ILIM_MASK) - 1,
708
-			sizeof(unsigned int) * 8 -
709
-			__builtin_clz((DA9062AA_BUCK1_ILIM_MASK)) - 1),
641
+			__builtin_clz(DA9062AA_BUCK1_CONF_MASK) - 1),
710642 	},
711643 	{
712644 		.desc.id = DA9062_ID_BUCK2,
....@@ -717,13 +649,16 @@
717649 		.desc.min_uV = (300) * 1000,
718650 		.desc.uV_step = (10) * 1000,
719651 		.desc.n_voltages = ((1570) - (300))/(10) + 1,
720
-		.current_limits = da9062_buck_a_limits,
721
-		.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits),
652
+		.desc.curr_table = da9062_buck_a_limits,
653
+		.desc.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits),
654
+		.desc.csel_reg = DA9062AA_BUCK_ILIM_C,
655
+		.desc.csel_mask = DA9062AA_BUCK2_ILIM_MASK,
722656 		.desc.enable_reg = DA9062AA_BUCK2_CONT,
723657 		.desc.enable_mask = DA9062AA_BUCK2_EN_MASK,
724658 		.desc.vsel_reg = DA9062AA_VBUCK2_A,
725659 		.desc.vsel_mask = DA9062AA_VBUCK2_A_MASK,
726660 		.desc.linear_min_sel = 0,
661
+		.desc.of_map_mode = da9062_map_buck_mode,
727662 		.sleep = REG_FIELD(DA9062AA_VBUCK2_A,
728663 			__builtin_ffs((int)DA9062AA_BUCK2_SL_A_MASK) - 1,
729664 			sizeof(unsigned int) * 8 -
....@@ -737,14 +672,10 @@
737672 			__builtin_ffs((int)DA9062AA_BUCK2_MODE_MASK) - 1,
738673 			sizeof(unsigned int) * 8 -
739674 			__builtin_clz((DA9062AA_BUCK2_MODE_MASK)) - 1),
740
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
741
-			__builtin_ffs((int)DA9062AA_VBUCK2_SEL_MASK) - 1,
675
+		.suspend = REG_FIELD(DA9062AA_BUCK2_CONT,
676
+			__builtin_ffs((int)DA9062AA_BUCK2_CONF_MASK) - 1,
742677 			sizeof(unsigned int) * 8 -
743
-			__builtin_clz((DA9062AA_VBUCK2_SEL_MASK)) - 1),
744
-		.ilimit = REG_FIELD(DA9062AA_BUCK_ILIM_C,
745
-			__builtin_ffs((int)DA9062AA_BUCK2_ILIM_MASK) - 1,
746
-			sizeof(unsigned int) * 8 -
747
-			__builtin_clz((DA9062AA_BUCK2_ILIM_MASK)) - 1),
678
+			__builtin_clz(DA9062AA_BUCK2_CONF_MASK) - 1),
748679 	},
749680 	{
750681 		.desc.id = DA9062_ID_BUCK3,
....@@ -755,13 +686,16 @@
755686 		.desc.min_uV = (800) * 1000,
756687 		.desc.uV_step = (20) * 1000,
757688 		.desc.n_voltages = ((3340) - (800))/(20) + 1,
758
-		.current_limits = da9062_buck_b_limits,
759
-		.n_current_limits = ARRAY_SIZE(da9062_buck_b_limits),
689
+		.desc.curr_table = da9062_buck_b_limits,
690
+		.desc.n_current_limits = ARRAY_SIZE(da9062_buck_b_limits),
691
+		.desc.csel_reg = DA9062AA_BUCK_ILIM_A,
692
+		.desc.csel_mask = DA9062AA_BUCK3_ILIM_MASK,
760693 		.desc.enable_reg = DA9062AA_BUCK3_CONT,
761694 		.desc.enable_mask = DA9062AA_BUCK3_EN_MASK,
762695 		.desc.vsel_reg = DA9062AA_VBUCK3_A,
763696 		.desc.vsel_mask = DA9062AA_VBUCK3_A_MASK,
764697 		.desc.linear_min_sel = 0,
698
+		.desc.of_map_mode = da9062_map_buck_mode,
765699 		.sleep = REG_FIELD(DA9062AA_VBUCK3_A,
766700 			__builtin_ffs((int)DA9062AA_BUCK3_SL_A_MASK) - 1,
767701 			sizeof(unsigned int) * 8 -
....@@ -775,14 +709,10 @@
775709 			__builtin_ffs((int)DA9062AA_BUCK3_MODE_MASK) - 1,
776710 			sizeof(unsigned int) * 8 -
777711 			__builtin_clz((DA9062AA_BUCK3_MODE_MASK)) - 1),
778
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
779
-			__builtin_ffs((int)DA9062AA_VBUCK3_SEL_MASK) - 1,
712
+		.suspend = REG_FIELD(DA9062AA_BUCK3_CONT,
713
+			__builtin_ffs((int)DA9062AA_BUCK3_CONF_MASK) - 1,
780714 			sizeof(unsigned int) * 8 -
781
-			__builtin_clz((DA9062AA_VBUCK3_SEL_MASK)) - 1),
782
-		.ilimit = REG_FIELD(DA9062AA_BUCK_ILIM_A,
783
-			__builtin_ffs((int)DA9062AA_BUCK3_ILIM_MASK) - 1,
784
-			sizeof(unsigned int) * 8 -
785
-			__builtin_clz((DA9062AA_BUCK3_ILIM_MASK)) - 1),
715
+			__builtin_clz(DA9062AA_BUCK3_CONF_MASK) - 1),
786716 	},
787717 	{
788718 		.desc.id = DA9062_ID_BUCK4,
....@@ -793,13 +723,16 @@
793723 		.desc.min_uV = (530) * 1000,
794724 		.desc.uV_step = (10) * 1000,
795725 		.desc.n_voltages = ((1800) - (530))/(10) + 1,
796
-		.current_limits = da9062_buck_a_limits,
797
-		.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits),
726
+		.desc.curr_table = da9062_buck_a_limits,
727
+		.desc.n_current_limits = ARRAY_SIZE(da9062_buck_a_limits),
728
+		.desc.csel_reg = DA9062AA_BUCK_ILIM_B,
729
+		.desc.csel_mask = DA9062AA_BUCK4_ILIM_MASK,
798730 		.desc.enable_reg = DA9062AA_BUCK4_CONT,
799731 		.desc.enable_mask = DA9062AA_BUCK4_EN_MASK,
800732 		.desc.vsel_reg = DA9062AA_VBUCK4_A,
801733 		.desc.vsel_mask = DA9062AA_VBUCK4_A_MASK,
802734 		.desc.linear_min_sel = 0,
735
+		.desc.of_map_mode = da9062_map_buck_mode,
803736 		.sleep = REG_FIELD(DA9062AA_VBUCK4_A,
804737 			__builtin_ffs((int)DA9062AA_BUCK4_SL_A_MASK) - 1,
805738 			sizeof(unsigned int) * 8 -
....@@ -813,14 +746,10 @@
813746 			__builtin_ffs((int)DA9062AA_BUCK4_MODE_MASK) - 1,
814747 			sizeof(unsigned int) * 8 -
815748 			__builtin_clz((DA9062AA_BUCK4_MODE_MASK)) - 1),
816
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
817
-			__builtin_ffs((int)DA9062AA_VBUCK4_SEL_MASK) - 1,
749
+		.suspend = REG_FIELD(DA9062AA_BUCK4_CONT,
750
+			__builtin_ffs((int)DA9062AA_BUCK4_CONF_MASK) - 1,
818751 			sizeof(unsigned int) * 8 -
819
-			__builtin_clz((DA9062AA_VBUCK4_SEL_MASK)) - 1),
820
-		.ilimit = REG_FIELD(DA9062AA_BUCK_ILIM_B,
821
-			__builtin_ffs((int)DA9062AA_BUCK4_ILIM_MASK) - 1,
822
-			sizeof(unsigned int) * 8 -
823
-			__builtin_clz((DA9062AA_BUCK4_ILIM_MASK)) - 1),
752
+			__builtin_clz(DA9062AA_BUCK4_CONF_MASK) - 1),
824753 	},
825754 	{
826755 		.desc.id = DA9062_ID_LDO1,
....@@ -830,12 +759,13 @@
830759 		.desc.ops = &da9062_ldo_ops,
831760 		.desc.min_uV = (900) * 1000,
832761 		.desc.uV_step = (50) * 1000,
833
-		.desc.n_voltages = ((3600) - (900))/(50) + 1,
762
+		.desc.n_voltages = ((3600) - (900))/(50) + 1
763
+				+ DA9062AA_VLDO_A_MIN_SEL,
834764 		.desc.enable_reg = DA9062AA_LDO1_CONT,
835765 		.desc.enable_mask = DA9062AA_LDO1_EN_MASK,
836766 		.desc.vsel_reg = DA9062AA_VLDO1_A,
837767 		.desc.vsel_mask = DA9062AA_VLDO1_A_MASK,
838
-		.desc.linear_min_sel = 0,
768
+		.desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL,
839769 		.sleep = REG_FIELD(DA9062AA_VLDO1_A,
840770 			__builtin_ffs((int)DA9062AA_LDO1_SL_A_MASK) - 1,
841771 			sizeof(unsigned int) * 8 -
....@@ -845,10 +775,10 @@
845775 			sizeof(unsigned int) * 8 -
846776 			__builtin_clz((DA9062AA_LDO1_SL_B_MASK)) - 1),
847777 		.suspend_vsel_reg = DA9062AA_VLDO1_B,
848
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
849
-			__builtin_ffs((int)DA9062AA_VLDO1_SEL_MASK) - 1,
778
+		.suspend = REG_FIELD(DA9062AA_LDO1_CONT,
779
+			__builtin_ffs((int)DA9062AA_LDO1_CONF_MASK) - 1,
850780 			sizeof(unsigned int) * 8 -
851
-			__builtin_clz((DA9062AA_VLDO1_SEL_MASK)) - 1),
781
+			__builtin_clz(DA9062AA_LDO1_CONF_MASK) - 1),
852782 		.oc_event = REG_FIELD(DA9062AA_STATUS_D,
853783 			__builtin_ffs((int)DA9062AA_LDO1_ILIM_MASK) - 1,
854784 			sizeof(unsigned int) * 8 -
....@@ -862,12 +792,13 @@
862792 		.desc.ops = &da9062_ldo_ops,
863793 		.desc.min_uV = (900) * 1000,
864794 		.desc.uV_step = (50) * 1000,
865
-		.desc.n_voltages = ((3600) - (600))/(50) + 1,
795
+		.desc.n_voltages = ((3600) - (900))/(50) + 1
796
+				+ DA9062AA_VLDO_A_MIN_SEL,
866797 		.desc.enable_reg = DA9062AA_LDO2_CONT,
867798 		.desc.enable_mask = DA9062AA_LDO2_EN_MASK,
868799 		.desc.vsel_reg = DA9062AA_VLDO2_A,
869800 		.desc.vsel_mask = DA9062AA_VLDO2_A_MASK,
870
-		.desc.linear_min_sel = 0,
801
+		.desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL,
871802 		.sleep = REG_FIELD(DA9062AA_VLDO2_A,
872803 			__builtin_ffs((int)DA9062AA_LDO2_SL_A_MASK) - 1,
873804 			sizeof(unsigned int) * 8 -
....@@ -877,10 +808,10 @@
877808 			sizeof(unsigned int) * 8 -
878809 			__builtin_clz((DA9062AA_LDO2_SL_B_MASK)) - 1),
879810 		.suspend_vsel_reg = DA9062AA_VLDO2_B,
880
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
881
-			__builtin_ffs((int)DA9062AA_VLDO2_SEL_MASK) - 1,
811
+		.suspend = REG_FIELD(DA9062AA_LDO2_CONT,
812
+			__builtin_ffs((int)DA9062AA_LDO2_CONF_MASK) - 1,
882813 			sizeof(unsigned int) * 8 -
883
-			__builtin_clz((DA9062AA_VLDO2_SEL_MASK)) - 1),
814
+			__builtin_clz(DA9062AA_LDO2_CONF_MASK) - 1),
884815 		.oc_event = REG_FIELD(DA9062AA_STATUS_D,
885816 			__builtin_ffs((int)DA9062AA_LDO2_ILIM_MASK) - 1,
886817 			sizeof(unsigned int) * 8 -
....@@ -894,12 +825,13 @@
894825 		.desc.ops = &da9062_ldo_ops,
895826 		.desc.min_uV = (900) * 1000,
896827 		.desc.uV_step = (50) * 1000,
897
-		.desc.n_voltages = ((3600) - (900))/(50) + 1,
828
+		.desc.n_voltages = ((3600) - (900))/(50) + 1
829
+				+ DA9062AA_VLDO_A_MIN_SEL,
898830 		.desc.enable_reg = DA9062AA_LDO3_CONT,
899831 		.desc.enable_mask = DA9062AA_LDO3_EN_MASK,
900832 		.desc.vsel_reg = DA9062AA_VLDO3_A,
901833 		.desc.vsel_mask = DA9062AA_VLDO3_A_MASK,
902
-		.desc.linear_min_sel = 0,
834
+		.desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL,
903835 		.sleep = REG_FIELD(DA9062AA_VLDO3_A,
904836 			__builtin_ffs((int)DA9062AA_LDO3_SL_A_MASK) - 1,
905837 			sizeof(unsigned int) * 8 -
....@@ -909,10 +841,10 @@
909841 			sizeof(unsigned int) * 8 -
910842 			__builtin_clz((DA9062AA_LDO3_SL_B_MASK)) - 1),
911843 		.suspend_vsel_reg = DA9062AA_VLDO3_B,
912
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
913
-			__builtin_ffs((int)DA9062AA_VLDO3_SEL_MASK) - 1,
844
+		.suspend = REG_FIELD(DA9062AA_LDO3_CONT,
845
+			__builtin_ffs((int)DA9062AA_LDO3_CONF_MASK) - 1,
914846 			sizeof(unsigned int) * 8 -
915
-			__builtin_clz((DA9062AA_VLDO3_SEL_MASK)) - 1),
847
+			__builtin_clz(DA9062AA_LDO3_CONF_MASK) - 1),
916848 		.oc_event = REG_FIELD(DA9062AA_STATUS_D,
917849 			__builtin_ffs((int)DA9062AA_LDO3_ILIM_MASK) - 1,
918850 			sizeof(unsigned int) * 8 -
....@@ -926,12 +858,13 @@
926858 		.desc.ops = &da9062_ldo_ops,
927859 		.desc.min_uV = (900) * 1000,
928860 		.desc.uV_step = (50) * 1000,
929
-		.desc.n_voltages = ((3600) - (900))/(50) + 1,
861
+		.desc.n_voltages = ((3600) - (900))/(50) + 1
862
+				+ DA9062AA_VLDO_A_MIN_SEL,
930863 		.desc.enable_reg = DA9062AA_LDO4_CONT,
931864 		.desc.enable_mask = DA9062AA_LDO4_EN_MASK,
932865 		.desc.vsel_reg = DA9062AA_VLDO4_A,
933866 		.desc.vsel_mask = DA9062AA_VLDO4_A_MASK,
934
-		.desc.linear_min_sel = 0,
867
+		.desc.linear_min_sel = DA9062AA_VLDO_A_MIN_SEL,
935868 		.sleep = REG_FIELD(DA9062AA_VLDO4_A,
936869 			__builtin_ffs((int)DA9062AA_LDO4_SL_A_MASK) - 1,
937870 			sizeof(unsigned int) * 8 -
....@@ -941,10 +874,10 @@
941874 			sizeof(unsigned int) * 8 -
942875 			__builtin_clz((DA9062AA_LDO4_SL_B_MASK)) - 1),
943876 		.suspend_vsel_reg = DA9062AA_VLDO4_B,
944
-		.suspend = REG_FIELD(DA9062AA_DVC_1,
945
-			__builtin_ffs((int)DA9062AA_VLDO4_SEL_MASK) - 1,
877
+		.suspend = REG_FIELD(DA9062AA_LDO4_CONT,
878
+			__builtin_ffs((int)DA9062AA_LDO4_CONF_MASK) - 1,
946879 			sizeof(unsigned int) * 8 -
947
-			__builtin_clz((DA9062AA_VLDO4_SEL_MASK)) - 1),
880
+			__builtin_clz(DA9062AA_LDO4_CONF_MASK) - 1),
948881 		.oc_event = REG_FIELD(DA9062AA_STATUS_D,
949882 			__builtin_ffs((int)DA9062AA_LDO4_ILIM_MASK) - 1,
950883 			sizeof(unsigned int) * 8 -
....@@ -992,7 +925,6 @@
992925 	struct regulator_config config = { };
993926 	const struct da9062_regulator_info *rinfo;
994927 	int irq, n, ret;
995
-	size_t size;
996928 	int max_regulators;
997929 
998930 	switch (chip->chip_type) {
....@@ -1010,17 +942,15 @@
1010942 	}
1011943 
1012944 	/* Allocate memory required by usable regulators */
1013
-	size = sizeof(struct da9062_regulators) +
1014
-		max_regulators * sizeof(struct da9062_regulator);
1015
-	regulators = devm_kzalloc(&pdev->dev, size, GFP_KERNEL);
945
+	regulators = devm_kzalloc(&pdev->dev, struct_size(regulators, regulator,
946
+				  max_regulators), GFP_KERNEL);
1016947 	if (!regulators)
1017948 		return -ENOMEM;
1018949 
1019950 	regulators->n_regulators = max_regulators;
1020951 	platform_set_drvdata(pdev, regulators);
1021952 
1022
-	n = 0;
1023
-	while (n < regulators->n_regulators) {
953
+	for (n = 0; n < regulators->n_regulators; n++) {
1024954 		/* Initialise regulator structure */
1025955 		regl = &regulators->regulator[n];
1026956 		regl->hw = chip;
....@@ -1029,31 +959,41 @@
1029959 		regl->desc.type = REGULATOR_VOLTAGE;
1030960 		regl->desc.owner = THIS_MODULE;
1031961 
1032
-		if (regl->info->mode.reg)
962
+		if (regl->info->mode.reg) {
1033963 			regl->mode = devm_regmap_field_alloc(
1034964 					&pdev->dev,
1035965 					chip->regmap,
1036966 					regl->info->mode);
1037
-		if (regl->info->suspend.reg)
967
+			if (IS_ERR(regl->mode))
968
+				return PTR_ERR(regl->mode);
969
+		}
970
+
971
+		if (regl->info->suspend.reg) {
1038972 			regl->suspend = devm_regmap_field_alloc(
1039973 					&pdev->dev,
1040974 					chip->regmap,
1041975 					regl->info->suspend);
1042
-		if (regl->info->sleep.reg)
976
+			if (IS_ERR(regl->suspend))
977
+				return PTR_ERR(regl->suspend);
978
+		}
979
+
980
+		if (regl->info->sleep.reg) {
1043981 			regl->sleep = devm_regmap_field_alloc(
1044982 					&pdev->dev,
1045983 					chip->regmap,
1046984 					regl->info->sleep);
1047
-		if (regl->info->suspend_sleep.reg)
985
+			if (IS_ERR(regl->sleep))
986
+				return PTR_ERR(regl->sleep);
987
+		}
988
+
989
+		if (regl->info->suspend_sleep.reg) {
1048990 			regl->suspend_sleep = devm_regmap_field_alloc(
1049991 					&pdev->dev,
1050992 					chip->regmap,
1051993 					regl->info->suspend_sleep);
1052
-		if (regl->info->ilimit.reg)
1053
-			regl->ilimit = devm_regmap_field_alloc(
1054
-					&pdev->dev,
1055
-					chip->regmap,
1056
-					regl->info->ilimit);
994
+			if (IS_ERR(regl->suspend_sleep))
995
+				return PTR_ERR(regl->suspend_sleep);
996
+		}
1057997 
1058998 		/* Register regulator */
1059999 		memset(&config, 0, sizeof(config));
....@@ -1069,16 +1009,12 @@
10691009 				regl->desc.name);
10701010 			return PTR_ERR(regl->rdev);
10711011 		}
1072
-
1073
-		n++;
10741012 	}
10751013 
10761014 	/* LDOs overcurrent event support */
10771015 	irq = platform_get_irq_byname(pdev, "LDO_LIM");
1078
-	if (irq < 0) {
1079
-		dev_err(&pdev->dev, "Failed to get IRQ.\n");
1016
+	if (irq < 0)
10801017 		return irq;
1081
-	}
10821018 	regulators->irq_ldo_lim = irq;
10831019 
10841020 	ret = devm_request_threaded_irq(&pdev->dev, irq,