xref: /linux/drivers/regulator/tps65086-regulator.c (revision a1c613ae4c322ddd58d5a8539dbfba2a0380a8c0) 
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * Copyright (C) 2015 Texas Instruments Incorporated - https://www.ti.com/
4  *
5  * Author: Andrew F. Davis <afd@ti.com>
6  *
7  * Based on the TPS65912 driver
8  */
9 
10 #include <linux/module.h>
11 #include <linux/of.h>
12 #include <linux/platform_device.h>
13 #include <linux/regulator/driver.h>
14 
15 #include <linux/mfd/tps65086.h>
16 
17 enum tps65086_regulators { BUCK1, BUCK2, BUCK3, BUCK4, BUCK5, BUCK6, LDOA1,
18 	LDOA2, LDOA3, VTT, SWA1, SWB1, SWB2 };
19 
20 /* Selector for regulator configuration regarding PMIC chip ID. */
21 enum tps65086_ids {
22 	TPS6508640 = 0,
23 	TPS65086401,
24 	TPS6508641,
25 	TPS65086470,
26 };
27 
28 #define TPS65086_REGULATOR(_name, _of, _id, _nv, _vr, _vm, _er, _em, _lr, _dr, _dm)	\
29 	[_id] = {							\
30 		.desc = {						\
31 			.name			= _name,		\
32 			.of_match		= of_match_ptr(_of),	\
33 			.regulators_node	= "regulators",		\
34 			.of_parse_cb		= tps65086_of_parse_cb,	\
35 			.id			= _id,			\
36 			.ops			= &reg_ops,		\
37 			.n_voltages		= _nv,			\
38 			.type			= REGULATOR_VOLTAGE,	\
39 			.owner			= THIS_MODULE,		\
40 			.vsel_reg		= _vr,			\
41 			.vsel_mask		= _vm,			\
42 			.enable_reg		= _er,			\
43 			.enable_mask		= _em,			\
44 			.volt_table		= NULL,			\
45 			.linear_ranges		= _lr,			\
46 			.n_linear_ranges	= ARRAY_SIZE(_lr),	\
47 		},							\
48 		.decay_reg = _dr,					\
49 		.decay_mask = _dm,					\
50 	}
51 
52 #define TPS65086_SWITCH(_name, _of, _id, _er, _em)			\
53 	[_id] = {							\
54 		.desc = {						\
55 			.name			= _name,		\
56 			.of_match		= of_match_ptr(_of),	\
57 			.regulators_node	= "regulators",		\
58 			.of_parse_cb		= tps65086_of_parse_cb,	\
59 			.id			= _id,			\
60 			.ops			= &switch_ops,		\
61 			.type			= REGULATOR_VOLTAGE,	\
62 			.owner			= THIS_MODULE,		\
63 			.enable_reg		= _er,			\
64 			.enable_mask		= _em,			\
65 		},							\
66 	}
67 
68 
69 #define TPS65086_REGULATOR_CONFIG(_chip_id, _config)			\
70 	[_chip_id] = {							\
71 		.config = _config,					\
72 		.num_elems = ARRAY_SIZE(_config),			\
73 	}
74 
75 struct tps65086_regulator {
76 	struct regulator_desc desc;
77 	unsigned int decay_reg;
78 	unsigned int decay_mask;
79 };
80 
81 struct tps65086_regulator_config {
82 	struct tps65086_regulator * const config;
83 	const unsigned int num_elems;
84 };
85 
86 static const struct linear_range tps65086_10mv_ranges[] = {
87 	REGULATOR_LINEAR_RANGE(0, 0x0, 0x0, 0),
88 	REGULATOR_LINEAR_RANGE(410000, 0x1, 0x7F, 10000),
89 };
90 
91 static const struct linear_range tps65086_buck126_25mv_ranges[] = {
92 	REGULATOR_LINEAR_RANGE(0, 0x0, 0x0, 0),
93 	REGULATOR_LINEAR_RANGE(1000000, 0x1, 0x18, 0),
94 	REGULATOR_LINEAR_RANGE(1025000, 0x19, 0x7F, 25000),
95 };
96 
97 static const struct linear_range tps65086_buck345_25mv_ranges[] = {
98 	REGULATOR_LINEAR_RANGE(0, 0x0, 0x0, 0),
99 	REGULATOR_LINEAR_RANGE(425000, 0x1, 0x7F, 25000),
100 };
101 
102 static const struct linear_range tps65086_ldoa1_ranges[] = {
103 	REGULATOR_LINEAR_RANGE(1350000, 0x0, 0x0, 0),
104 	REGULATOR_LINEAR_RANGE(1500000, 0x1, 0x7, 100000),
105 	REGULATOR_LINEAR_RANGE(2300000, 0x8, 0xB, 100000),
106 	REGULATOR_LINEAR_RANGE(2850000, 0xC, 0xD, 150000),
107 	REGULATOR_LINEAR_RANGE(3300000, 0xE, 0xE, 0),
108 };
109 
110 static const struct linear_range tps65086_ldoa23_ranges[] = {
111 	REGULATOR_LINEAR_RANGE(700000, 0x0, 0xD, 50000),
112 	REGULATOR_LINEAR_RANGE(1400000, 0xE, 0xF, 100000),
113 };
114 
115 /* Operations permitted on regulators */
116 static const struct regulator_ops reg_ops = {
117 	.enable			= regulator_enable_regmap,
118 	.disable		= regulator_disable_regmap,
119 	.is_enabled		= regulator_is_enabled_regmap,
120 	.set_voltage_sel	= regulator_set_voltage_sel_regmap,
121 	.map_voltage		= regulator_map_voltage_linear_range,
122 	.get_voltage_sel	= regulator_get_voltage_sel_regmap,
123 	.list_voltage		= regulator_list_voltage_linear_range,
124 };
125 
126 /* Operations permitted on load switches */
127 static const struct regulator_ops switch_ops = {
128 	.enable			= regulator_enable_regmap,
129 	.disable		= regulator_disable_regmap,
130 	.is_enabled		= regulator_is_enabled_regmap,
131 };
132 
133 static int tps65086_of_parse_cb(struct device_node *dev,
134 				const struct regulator_desc *desc,
135 				struct regulator_config *config);
136 
137 static struct tps65086_regulator tps6508640_regulator_config[] = {
138 	TPS65086_REGULATOR("BUCK1", "buck1", BUCK1, 0x80, TPS65086_BUCK1CTRL,
139 			   BUCK_VID_MASK, TPS65086_BUCK123CTRL, BIT(0),
140 			   tps65086_10mv_ranges, TPS65086_BUCK1CTRL,
141 			   BIT(0)),
142 	TPS65086_REGULATOR("BUCK2", "buck2", BUCK2, 0x80, TPS65086_BUCK2CTRL,
143 			   BUCK_VID_MASK, TPS65086_BUCK123CTRL, BIT(1),
144 			   tps65086_10mv_ranges, TPS65086_BUCK2CTRL,
145 			   BIT(0)),
146 	TPS65086_REGULATOR("BUCK3", "buck3", BUCK3, 0x80, TPS65086_BUCK3VID,
147 			   BUCK_VID_MASK, TPS65086_BUCK123CTRL, BIT(2),
148 			   tps65086_10mv_ranges, TPS65086_BUCK3DECAY,
149 			   BIT(0)),
150 	TPS65086_REGULATOR("BUCK4", "buck4", BUCK4, 0x80, TPS65086_BUCK4VID,
151 			   BUCK_VID_MASK, TPS65086_BUCK4CTRL, BIT(0),
152 			   tps65086_10mv_ranges, TPS65086_BUCK4VID,
153 			   BIT(0)),
154 	TPS65086_REGULATOR("BUCK5", "buck5", BUCK5, 0x80, TPS65086_BUCK5VID,
155 			   BUCK_VID_MASK, TPS65086_BUCK5CTRL, BIT(0),
156 			   tps65086_10mv_ranges, TPS65086_BUCK5CTRL,
157 			   BIT(0)),
158 	TPS65086_REGULATOR("BUCK6", "buck6", BUCK6, 0x80, TPS65086_BUCK6VID,
159 			   BUCK_VID_MASK, TPS65086_BUCK6CTRL, BIT(0),
160 			   tps65086_10mv_ranges, TPS65086_BUCK6CTRL,
161 			   BIT(0)),
162 	TPS65086_REGULATOR("LDOA1", "ldoa1", LDOA1, 0xF, TPS65086_LDOA1CTRL,
163 			   VDOA1_VID_MASK, TPS65086_SWVTT_EN, BIT(7),
164 			   tps65086_ldoa1_ranges, 0, 0),
165 	TPS65086_REGULATOR("LDOA2", "ldoa2", LDOA2, 0x10, TPS65086_LDOA2VID,
166 			   VDOA23_VID_MASK, TPS65086_LDOA2CTRL, BIT(0),
167 			   tps65086_ldoa23_ranges, 0, 0),
168 	TPS65086_REGULATOR("LDOA3", "ldoa3", LDOA3, 0x10, TPS65086_LDOA3VID,
169 			   VDOA23_VID_MASK, TPS65086_LDOA3CTRL, BIT(0),
170 			   tps65086_ldoa23_ranges, 0, 0),
171 	TPS65086_SWITCH("VTT", "vtt", VTT, TPS65086_SWVTT_EN, BIT(4)),
172 	TPS65086_SWITCH("SWA1", "swa1", SWA1, TPS65086_SWVTT_EN, BIT(5)),
173 	TPS65086_SWITCH("SWB1", "swb1", SWB1, TPS65086_SWVTT_EN, BIT(6)),
174 	TPS65086_SWITCH("SWB2", "swb2", SWB2, TPS65086_LDOA1CTRL, BIT(0)),
175 };
176 
177 static struct tps65086_regulator tps65086401_regulator_config[] = {
178 	TPS65086_REGULATOR("BUCK1", "buck1", BUCK1, 0x80, TPS65086_BUCK1CTRL,
179 			   BUCK_VID_MASK, TPS65086_BUCK123CTRL, BIT(0),
180 			   tps65086_10mv_ranges, TPS65086_BUCK1CTRL,
181 			   BIT(0)),
182 	TPS65086_REGULATOR("BUCK2", "buck2", BUCK2, 0x80, TPS65086_BUCK2CTRL,
183 			   BUCK_VID_MASK, TPS65086_BUCK123CTRL, BIT(1),
184 			   tps65086_10mv_ranges, TPS65086_BUCK2CTRL,
185 			   BIT(0)),
186 	TPS65086_REGULATOR("BUCK3", "buck3", BUCK3, 0x80, TPS65086_BUCK3VID,
187 			   BUCK_VID_MASK, TPS65086_BUCK123CTRL, BIT(2),
188 			   tps65086_10mv_ranges, TPS65086_BUCK3DECAY,
189 			   BIT(0)),
190 	TPS65086_REGULATOR("BUCK4", "buck4", BUCK4, 0x80, TPS65086_BUCK4VID,
191 			   BUCK_VID_MASK, TPS65086_BUCK4CTRL, BIT(0),
192 			   tps65086_10mv_ranges, TPS65086_BUCK4VID,
193 			   BIT(0)),
194 	TPS65086_REGULATOR("BUCK5", "buck5", BUCK5, 0x80, TPS65086_BUCK5VID,
195 			   BUCK_VID_MASK, TPS65086_BUCK5CTRL, BIT(0),
196 			   tps65086_10mv_ranges, TPS65086_BUCK5CTRL,
197 			   BIT(0)),
198 	TPS65086_REGULATOR("BUCK6", "buck6", BUCK6, 0x80, TPS65086_BUCK6VID,
199 			   BUCK_VID_MASK, TPS65086_BUCK6CTRL, BIT(0),
200 			   tps65086_10mv_ranges, TPS65086_BUCK6CTRL,
201 			   BIT(0)),
202 	TPS65086_REGULATOR("LDOA1", "ldoa1", LDOA1, 0xF, TPS65086_LDOA1CTRL,
203 			   VDOA1_VID_MASK, TPS65086_SWVTT_EN, BIT(7),
204 			   tps65086_ldoa1_ranges, 0, 0),
205 	TPS65086_REGULATOR("LDOA2", "ldoa2", LDOA2, 0x10, TPS65086_LDOA2VID,
206 			   VDOA23_VID_MASK, TPS65086_LDOA2CTRL, BIT(0),
207 			   tps65086_ldoa23_ranges, 0, 0),
208 	TPS65086_REGULATOR("LDOA3", "ldoa3", LDOA3, 0x10, TPS65086_LDOA3VID,
209 			   VDOA23_VID_MASK, TPS65086_LDOA3CTRL, BIT(0),
210 			   tps65086_ldoa23_ranges, 0, 0),
211 	TPS65086_SWITCH("VTT", "vtt", VTT, TPS65086_SWVTT_EN, BIT(4)),
212 	TPS65086_SWITCH("SWA1", "swa1", SWA1, TPS65086_SWVTT_EN, BIT(5)),
213 	TPS65086_SWITCH("SWB1", "swb1", SWB1, TPS65086_SWVTT_EN, BIT(6)),
214 };
215 
216 static struct tps65086_regulator tps6508641_regulator_config[] = {
217 	TPS65086_REGULATOR("BUCK1", "buck1", BUCK1, 0x80, TPS65086_BUCK1CTRL,
218 			   BUCK_VID_MASK, TPS65086_BUCK123CTRL, BIT(0),
219 			   tps65086_10mv_ranges, TPS65086_BUCK1CTRL,
220 			   BIT(0)),
221 	TPS65086_REGULATOR("BUCK2", "buck2", BUCK2, 0x80, TPS65086_BUCK2CTRL,
222 			   BUCK_VID_MASK, TPS65086_BUCK123CTRL, BIT(1),
223 			   tps65086_10mv_ranges, TPS65086_BUCK2CTRL,
224 			   BIT(0)),
225 	TPS65086_REGULATOR("BUCK3", "buck3", BUCK3, 0x80, TPS65086_BUCK3VID,
226 			   BUCK_VID_MASK, TPS65086_BUCK123CTRL, BIT(2),
227 			   tps65086_10mv_ranges, TPS65086_BUCK3DECAY,
228 			   BIT(0)),
229 	TPS65086_REGULATOR("BUCK4", "buck4", BUCK4, 0x80, TPS65086_BUCK4VID,
230 			   BUCK_VID_MASK, TPS65086_BUCK4CTRL, BIT(0),
231 			   tps65086_10mv_ranges, TPS65086_BUCK4VID,
232 			   BIT(0)),
233 	TPS65086_REGULATOR("BUCK5", "buck5", BUCK5, 0x80, TPS65086_BUCK5VID,
234 			   BUCK_VID_MASK, TPS65086_BUCK5CTRL, BIT(0),
235 			   tps65086_10mv_ranges, TPS65086_BUCK5CTRL,
236 			   BIT(0)),
237 	TPS65086_REGULATOR("BUCK6", "buck6", BUCK6, 0x80, TPS65086_BUCK6VID,
238 			   BUCK_VID_MASK, TPS65086_BUCK6CTRL, BIT(0),
239 			   tps65086_10mv_ranges, TPS65086_BUCK6CTRL,
240 			   BIT(0)),
241 	TPS65086_REGULATOR("LDOA1", "ldoa1", LDOA1, 0xF, TPS65086_LDOA1CTRL,
242 			   VDOA1_VID_MASK, TPS65086_SWVTT_EN, BIT(7),
243 			   tps65086_ldoa1_ranges, 0, 0),
244 	TPS65086_REGULATOR("LDOA2", "ldoa2", LDOA2, 0x10, TPS65086_LDOA2VID,
245 			   VDOA23_VID_MASK, TPS65086_LDOA2CTRL, BIT(0),
246 			   tps65086_ldoa23_ranges, 0, 0),
247 	TPS65086_REGULATOR("LDOA3", "ldoa3", LDOA3, 0x10, TPS65086_LDOA3VID,
248 			   VDOA23_VID_MASK, TPS65086_LDOA3CTRL, BIT(0),
249 			   tps65086_ldoa23_ranges, 0, 0),
250 	TPS65086_SWITCH("VTT", "vtt", VTT, TPS65086_SWVTT_EN, BIT(4)),
251 	TPS65086_SWITCH("SWA1", "swa1", SWA1, TPS65086_SWVTT_EN, BIT(5)),
252 	TPS65086_SWITCH("SWB1", "swb1", SWB1, TPS65086_SWVTT_EN, BIT(6)),
253 };
254 
255 static struct tps65086_regulator tps65086470_regulator_config[] = {
256 	TPS65086_REGULATOR("BUCK1", "buck1", BUCK1, 0x80, TPS65086_BUCK1CTRL,
257 			   BUCK_VID_MASK, TPS65086_BUCK123CTRL, BIT(0),
258 			   tps65086_10mv_ranges, TPS65086_BUCK1CTRL,
259 			   BIT(0)),
260 	TPS65086_REGULATOR("BUCK2", "buck2", BUCK2, 0x80, TPS65086_BUCK2CTRL,
261 			   BUCK_VID_MASK, TPS65086_BUCK123CTRL, BIT(1),
262 			   tps65086_10mv_ranges, TPS65086_BUCK2CTRL,
263 			   BIT(0)),
264 	TPS65086_REGULATOR("BUCK3", "buck3", BUCK3, 0x80, TPS65086_BUCK3VID,
265 			   BUCK_VID_MASK, TPS65086_BUCK123CTRL, BIT(2),
266 			   tps65086_10mv_ranges, TPS65086_BUCK3DECAY,
267 			   BIT(0)),
268 	TPS65086_REGULATOR("BUCK4", "buck4", BUCK4, 0x80, TPS65086_BUCK4VID,
269 			   BUCK_VID_MASK, TPS65086_BUCK4CTRL, BIT(0),
270 			   tps65086_10mv_ranges, TPS65086_BUCK4VID,
271 			   BIT(0)),
272 	TPS65086_REGULATOR("BUCK5", "buck5", BUCK5, 0x80, TPS65086_BUCK5VID,
273 			   BUCK_VID_MASK, TPS65086_BUCK5CTRL, BIT(0),
274 			   tps65086_10mv_ranges, TPS65086_BUCK5CTRL,
275 			   BIT(0)),
276 	TPS65086_REGULATOR("BUCK6", "buck6", BUCK6, 0x80, TPS65086_BUCK6VID,
277 			   BUCK_VID_MASK, TPS65086_BUCK6CTRL, BIT(0),
278 			   tps65086_10mv_ranges, TPS65086_BUCK6CTRL,
279 			   BIT(0)),
280 	TPS65086_REGULATOR("LDOA1", "ldoa1", LDOA1, 0xF, TPS65086_LDOA1CTRL,
281 			   VDOA1_VID_MASK, TPS65086_LDOA1CTRL, BIT(0),
282 			   tps65086_ldoa1_ranges, 0, 0),
283 	TPS65086_REGULATOR("LDOA2", "ldoa2", LDOA2, 0x10, TPS65086_LDOA2VID,
284 			   VDOA23_VID_MASK, TPS65086_LDOA2CTRL, BIT(0),
285 			   tps65086_ldoa23_ranges, 0, 0),
286 	TPS65086_REGULATOR("LDOA3", "ldoa3", LDOA3, 0x10, TPS65086_LDOA3VID,
287 			   VDOA23_VID_MASK, TPS65086_LDOA3CTRL, BIT(0),
288 			   tps65086_ldoa23_ranges, 0, 0),
289 	TPS65086_SWITCH("VTT", "vtt", VTT, TPS65086_SWVTT_EN, BIT(4)),
290 	TPS65086_SWITCH("SWA1", "swa1", SWA1, TPS65086_SWVTT_EN, BIT(5)),
291 	TPS65086_SWITCH("SWB1", "swb1", SWB1, TPS65086_SWVTT_EN, BIT(6)),
292 	TPS65086_SWITCH("SWB2", "swb2", SWB2, TPS65086_SWVTT_EN, BIT(7)),
293 };
294 
295 static const struct tps65086_regulator_config regulator_configs[] = {
296 	TPS65086_REGULATOR_CONFIG(TPS6508640, tps6508640_regulator_config),
297 	TPS65086_REGULATOR_CONFIG(TPS65086401, tps65086401_regulator_config),
298 	TPS65086_REGULATOR_CONFIG(TPS6508641, tps6508641_regulator_config),
299 	TPS65086_REGULATOR_CONFIG(TPS65086470, tps65086470_regulator_config)
300 };
301 
tps65086_of_parse_cb(struct device_node * node,const struct regulator_desc * desc,struct regulator_config * config)302 static int tps65086_of_parse_cb(struct device_node *node,
303 				const struct regulator_desc *desc,
304 				struct regulator_config *config)
305 {
306 	struct tps65086 * const tps = dev_get_drvdata(config->dev);
307 	struct tps65086_regulator *regulators = tps->reg_config->config;
308 	int ret;
309 
310 	/* Check for 25mV step mode */
311 	if (of_property_read_bool(node, "ti,regulator-step-size-25mv")) {
312 		switch (desc->id) {
313 		case BUCK1:
314 		case BUCK2:
315 		case BUCK6:
316 			regulators[desc->id].desc.linear_ranges =
317 				tps65086_buck126_25mv_ranges;
318 			regulators[desc->id].desc.n_linear_ranges =
319 				ARRAY_SIZE(tps65086_buck126_25mv_ranges);
320 			break;
321 		case BUCK3:
322 		case BUCK4:
323 		case BUCK5:
324 			regulators[desc->id].desc.linear_ranges =
325 				tps65086_buck345_25mv_ranges;
326 			regulators[desc->id].desc.n_linear_ranges =
327 				ARRAY_SIZE(tps65086_buck345_25mv_ranges);
328 			break;
329 		default:
330 			dev_warn(config->dev, "25mV step mode only valid for BUCK regulators\n");
331 		}
332 	}
333 
334 	/* Check for decay mode */
335 	if (desc->id <= BUCK6 && of_property_read_bool(node, "ti,regulator-decay")) {
336 		ret = regmap_write_bits(config->regmap,
337 					regulators[desc->id].decay_reg,
338 					regulators[desc->id].decay_mask,
339 					regulators[desc->id].decay_mask);
340 		if (ret) {
341 			dev_err(config->dev, "Error setting decay\n");
342 			return ret;
343 		}
344 	}
345 
346 	return 0;
347 }
348 
tps65086_regulator_probe(struct platform_device * pdev)349 static int tps65086_regulator_probe(struct platform_device *pdev)
350 {
351 	struct tps65086 *tps = dev_get_drvdata(pdev->dev.parent);
352 	struct regulator_config config = { };
353 	unsigned int selector_reg_config;
354 	struct regulator_dev *rdev;
355 	int i;
356 
357 	/* Select regulator configuration for used PMIC device */
358 	switch (tps->chip_id) {
359 	case TPS6508640_ID:
360 		selector_reg_config = TPS6508640;
361 		break;
362 	case TPS65086401_ID:
363 		selector_reg_config = TPS65086401;
364 		break;
365 	case TPS6508641_ID:
366 		selector_reg_config = TPS6508641;
367 		break;
368 	case TPS65086470_ID:
369 		selector_reg_config = TPS65086470;
370 		break;
371 	default:
372 		dev_err(tps->dev, "Unknown device ID. Cannot determine regulator config.\n");
373 		return -ENODEV;
374 	}
375 	tps->reg_config = &regulator_configs[selector_reg_config];
376 
377 	platform_set_drvdata(pdev, tps);
378 
379 	config.dev = &pdev->dev;
380 	config.dev->of_node = tps->dev->of_node;
381 	config.driver_data = tps;
382 	config.regmap = tps->regmap;
383 
384 	for (i = 0; i < tps->reg_config->num_elems; ++i) {
385 		struct regulator_desc * const desc_ptr = &tps->reg_config->config[i].desc;
386 
387 		dev_dbg(tps->dev, "Index: %u; Regulator name: \"%s\"; Regulator ID: %d\n",
388 			i, desc_ptr->name, desc_ptr->id);
389 
390 		rdev = devm_regulator_register(&pdev->dev, desc_ptr, &config);
391 		if (IS_ERR(rdev)) {
392 			dev_err(tps->dev, "failed to register %d \"%s\" regulator\n",
393 				i, desc_ptr->name);
394 			return PTR_ERR(rdev);
395 		}
396 	}
397 
398 	return 0;
399 }
400 
401 static const struct platform_device_id tps65086_regulator_id_table[] = {
402 	{ "tps65086-regulator", },
403 	{ /* sentinel */ }
404 };
405 MODULE_DEVICE_TABLE(platform, tps65086_regulator_id_table);
406 
407 static struct platform_driver tps65086_regulator_driver = {
408 	.driver = {
409 		.name = "tps65086-regulator",
410 		.probe_type = PROBE_PREFER_ASYNCHRONOUS,
411 	},
412 	.probe = tps65086_regulator_probe,
413 	.id_table = tps65086_regulator_id_table,
414 };
415 module_platform_driver(tps65086_regulator_driver);
416 
417 MODULE_AUTHOR("Andrew F. Davis <afd@ti.com>");
418 MODULE_DESCRIPTION("TPS65086 Regulator driver");
419 MODULE_LICENSE("GPL v2");
420