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[mirror_ubuntu-artful-kernel.git] / drivers / regulator / max77802.c
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e6f2f805
JMC		 1/*
2 * max77802.c - Regulator driver for the Maxim 77802
3 *
4 * Copyright (C) 2013-2014 Google, Inc
5 * Simon Glass <sjg@chromium.org>
6 *
7 * Copyright (C) 2012 Samsung Electronics
8 * Chiwoong Byun <woong.byun@smasung.com>
9 * Jonghwa Lee <jonghwa3.lee@samsung.com>
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * This driver is based on max8997.c
22 */
23
24#include <linux/kernel.h>
25#include <linux/bug.h>
26#include <linux/err.h>
27#include <linux/gpio.h>
28#include <linux/slab.h>
29#include <linux/gpio/consumer.h>
30#include <linux/platform_device.h>
31#include <linux/regulator/driver.h>
32#include <linux/regulator/machine.h>
33#include <linux/regulator/of_regulator.h>
34#include <linux/mfd/max77686.h>
35#include <linux/mfd/max77686-private.h>
36
37/* Default ramp delay in case it is not manually set */
38#define MAX77802_RAMP_DELAY 100000 /* uV/us */
39
40#define MAX77802_OPMODE_SHIFT_LDO 6
41#define MAX77802_OPMODE_BUCK234_SHIFT 4
42#define MAX77802_OPMODE_MASK 0x3
43
44#define MAX77802_VSEL_MASK 0x3F
45#define MAX77802_DVS_VSEL_MASK 0xFF
46
47#define MAX77802_RAMP_RATE_MASK_2BIT 0xC0
48#define MAX77802_RAMP_RATE_SHIFT_2BIT 6
49#define MAX77802_RAMP_RATE_MASK_4BIT 0xF0
50#define MAX77802_RAMP_RATE_SHIFT_4BIT 4
51
52/* MAX77802 has two register formats: 2-bit and 4-bit */
53static const unsigned int ramp_table_77802_2bit[] = {
54 12500,
55 25000,
56 50000,
57 100000,
58};
59
60static unsigned int ramp_table_77802_4bit[] = {
61 1000, 2000, 3030, 4000,
62 5000, 5880, 7140, 8330,
63 9090, 10000, 11110, 12500,
64 16670, 25000, 50000, 100000,
65};
66
67struct max77802_regulator_prv {
e6f2f805
JMC		 68 unsigned int opmode[MAX77802_REG_MAX];
69};
70
71static int max77802_get_opmode_shift(int id)
72{
73 if (id == MAX77802_BUCK1 || (id >= MAX77802_BUCK5 &&
74 id <= MAX77802_BUCK10))
75 return 0;
76
77 if (id >= MAX77802_BUCK2 && id <= MAX77802_BUCK4)
78 return MAX77802_OPMODE_BUCK234_SHIFT;
79
80 if (id >= MAX77802_LDO1 && id <= MAX77802_LDO35)
81 return MAX77802_OPMODE_SHIFT_LDO;
82
83 return -EINVAL;
84}
85
86/*
87 * Some BUCKS supports Normal[ON/OFF] mode during suspend
88 *
89 * BUCK 1, 6, 2-4, 5, 7-10 (all)
90 *
91 * The other mode (0x02) will make PWRREQ switch between normal
92 * and low power.
93 */
94static int max77802_buck_set_suspend_disable(struct regulator_dev *rdev)
95{
96 unsigned int val = MAX77802_OPMODE_STANDBY;
97 struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev);
98 int id = rdev_get_id(rdev);
99 int shift = max77802_get_opmode_shift(id);
100
101 max77802->opmode[id] = val;
102 return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg,
103 rdev->desc->enable_mask, val << shift);
104}
105
106/*
107 * Some LDOs supports LPM-ON/OFF/Normal-ON mode during suspend state
108 * (Enable Control Logic1 by PWRREQ)
109 *
110 * LDOs 2, 4-19, 22-35.
111 *
112 */
113static int max77802_ldo_set_suspend_mode_logic1(struct regulator_dev *rdev,
114 unsigned int mode)
115{
116 struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev);
117 int id = rdev_get_id(rdev);
118 unsigned int val;
119 int shift = max77802_get_opmode_shift(id);
120
121 switch (mode) {
122 case REGULATOR_MODE_IDLE: /* ON in LP Mode */
123 val = MAX77802_OPMODE_LP;
124 break;
125 case REGULATOR_MODE_NORMAL: /* ON in Normal Mode */
126 val = MAX77802_OPMODE_NORMAL;
127 break;
128 case REGULATOR_MODE_STANDBY: /* ON/OFF by PWRREQ */
129 val = MAX77802_OPMODE_STANDBY;
130 break;
131 default:
132 dev_warn(&rdev->dev, "%s: regulator mode: 0x%x not supported\n",
133 rdev->desc->name, mode);
134 return -EINVAL;
135 }
136
da0bb557 137 max77802->opmode[id] = val;
e6f2f805
JMC		 138 return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg,
139 rdev->desc->enable_mask, val << shift);
140}
141
142/*
143 * Mode 1 (Output[ON/OFF] by PWRREQ) is not supported on some LDOs
144 * (Enable Control Logic2 by PWRREQ)
145 *
146 * LDOs 1, 20, 21, and 3,
147 *
148 */
149static int max77802_ldo_set_suspend_mode_logic2(struct regulator_dev *rdev,
150 unsigned int mode)
151{
152 struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev);
153 int id = rdev_get_id(rdev);
154 unsigned int val;
155 int shift = max77802_get_opmode_shift(id);
156
157 switch (mode) {
158 case REGULATOR_MODE_IDLE: /* ON in LP Mode */
159 val = MAX77802_OPMODE_LP;
160 break;
161 case REGULATOR_MODE_NORMAL: /* ON in Normal Mode */
162 val = MAX77802_OPMODE_NORMAL;
163 break;
164 default:
165 dev_warn(&rdev->dev, "%s: regulator mode: 0x%x not supported\n",
166 rdev->desc->name, mode);
167 return -EINVAL;
168 }
169
da0bb557 170 max77802->opmode[id] = val;
e6f2f805
JMC		 171 return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg,
172 rdev->desc->enable_mask, val << shift);
173}
174
175static int max77802_enable(struct regulator_dev *rdev)
176{
177 struct max77802_regulator_prv *max77802 = rdev_get_drvdata(rdev);
178 int id = rdev_get_id(rdev);
179 int shift = max77802_get_opmode_shift(id);
180
181 return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg,
182 rdev->desc->enable_mask,
183 max77802->opmode[id] << shift);
184}
185
186static int max77802_find_ramp_value(struct regulator_dev *rdev,
187 const unsigned int limits[], int size,
188 unsigned int ramp_delay)
189{
190 int i;
191
192 for (i = 0; i < size; i++) {
193 if (ramp_delay <= limits[i])
194 return i;
195 }
196
197 /* Use maximum value for no ramp control */
198 dev_warn(&rdev->dev, "%s: ramp_delay: %d not supported, setting 100000\n",
199 rdev->desc->name, ramp_delay);
200 return size - 1;
201}
202
203/* Used for BUCKs 2-4 */
204static int max77802_set_ramp_delay_2bit(struct regulator_dev *rdev,
205 int ramp_delay)
206{
207 int id = rdev_get_id(rdev);
208 unsigned int ramp_value;
209
210 if (id > MAX77802_BUCK4) {
211 dev_warn(&rdev->dev,
212 "%s: regulator: ramp delay not supported\n",
213 rdev->desc->name);
214 return -EINVAL;
215 }
216 ramp_value = max77802_find_ramp_value(rdev, ramp_table_77802_2bit,
217 ARRAY_SIZE(ramp_table_77802_2bit), ramp_delay);
218
219 return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg,
220 MAX77802_RAMP_RATE_MASK_2BIT,
221 ramp_value << MAX77802_RAMP_RATE_SHIFT_2BIT);
222}
223
224/* For BUCK1, 6 */
225static int max77802_set_ramp_delay_4bit(struct regulator_dev *rdev,
226 int ramp_delay)
227{
228 unsigned int ramp_value;
229
230 ramp_value = max77802_find_ramp_value(rdev, ramp_table_77802_4bit,
231 ARRAY_SIZE(ramp_table_77802_4bit), ramp_delay);
232
233 return regmap_update_bits(rdev->regmap, rdev->desc->enable_reg,
234 MAX77802_RAMP_RATE_MASK_4BIT,
235 ramp_value << MAX77802_RAMP_RATE_SHIFT_4BIT);
236}
237
238/*
239 * LDOs 2, 4-19, 22-35
240 */
241static struct regulator_ops max77802_ldo_ops_logic1 = {
242 .list_voltage = regulator_list_voltage_linear,
243 .map_voltage = regulator_map_voltage_linear,
244 .is_enabled = regulator_is_enabled_regmap,
245 .enable = max77802_enable,
246 .disable = regulator_disable_regmap,
247 .get_voltage_sel = regulator_get_voltage_sel_regmap,
248 .set_voltage_sel = regulator_set_voltage_sel_regmap,
249 .set_voltage_time_sel = regulator_set_voltage_time_sel,
250 .set_suspend_mode = max77802_ldo_set_suspend_mode_logic1,
251};
252
253/*
254 * LDOs 1, 20, 21, 3
255 */
256static struct regulator_ops max77802_ldo_ops_logic2 = {
257 .list_voltage = regulator_list_voltage_linear,
258 .map_voltage = regulator_map_voltage_linear,
259 .is_enabled = regulator_is_enabled_regmap,
260 .enable = max77802_enable,
261 .disable = regulator_disable_regmap,
262 .get_voltage_sel = regulator_get_voltage_sel_regmap,
263 .set_voltage_sel = regulator_set_voltage_sel_regmap,
264 .set_voltage_time_sel = regulator_set_voltage_time_sel,
265 .set_suspend_mode = max77802_ldo_set_suspend_mode_logic2,
266};
267
268/* BUCKS 1, 6 */
269static struct regulator_ops max77802_buck_16_dvs_ops = {
270 .list_voltage = regulator_list_voltage_linear,
271 .map_voltage = regulator_map_voltage_linear,
272 .is_enabled = regulator_is_enabled_regmap,
273 .enable = max77802_enable,
274 .disable = regulator_disable_regmap,
275 .get_voltage_sel = regulator_get_voltage_sel_regmap,
276 .set_voltage_sel = regulator_set_voltage_sel_regmap,
277 .set_voltage_time_sel = regulator_set_voltage_time_sel,
278 .set_ramp_delay = max77802_set_ramp_delay_4bit,
279 .set_suspend_disable = max77802_buck_set_suspend_disable,
280};
281
282/* BUCKs 2-4, 5, 7-10 */
283static struct regulator_ops max77802_buck_dvs_ops = {
284 .list_voltage = regulator_list_voltage_linear,
285 .map_voltage = regulator_map_voltage_linear,
286 .is_enabled = regulator_is_enabled_regmap,
287 .enable = max77802_enable,
288 .disable = regulator_disable_regmap,
289 .get_voltage_sel = regulator_get_voltage_sel_regmap,
290 .set_voltage_sel = regulator_set_voltage_sel_regmap,
291 .set_voltage_time_sel = regulator_set_voltage_time_sel,
292 .set_ramp_delay = max77802_set_ramp_delay_2bit,
293 .set_suspend_disable = max77802_buck_set_suspend_disable,
294};
295
296/* LDOs 3-7, 9-14, 18-26, 28, 29, 32-34 */
297#define regulator_77802_desc_p_ldo(num, supply, log) { \
298 .name = "LDO"#num, \
299 .id = MAX77802_LDO##num, \
300 .supply_name = "inl"#supply, \
301 .ops = &max77802_ldo_ops_logic##log, \
302 .type = REGULATOR_VOLTAGE, \
303 .owner = THIS_MODULE, \
304 .min_uV = 800000, \
305 .uV_step = 50000, \
306 .ramp_delay = MAX77802_RAMP_DELAY, \
307 .n_voltages = 1 << 6, \
308 .vsel_reg = MAX77802_REG_LDO1CTRL1 + num - 1, \
309 .vsel_mask = MAX77802_VSEL_MASK, \
310 .enable_reg = MAX77802_REG_LDO1CTRL1 + num - 1, \
311 .enable_mask = MAX77802_OPMODE_MASK << MAX77802_OPMODE_SHIFT_LDO, \
312}
313
314/* LDOs 1, 2, 8, 15, 17, 27, 30, 35 */
315#define regulator_77802_desc_n_ldo(num, supply, log) { \
316 .name = "LDO"#num, \
317 .id = MAX77802_LDO##num, \
318 .supply_name = "inl"#supply, \
319 .ops = &max77802_ldo_ops_logic##log, \
320 .type = REGULATOR_VOLTAGE, \
321 .owner = THIS_MODULE, \
322 .min_uV = 800000, \
323 .uV_step = 25000, \
324 .ramp_delay = MAX77802_RAMP_DELAY, \
325 .n_voltages = 1 << 6, \
326 .vsel_reg = MAX77802_REG_LDO1CTRL1 + num - 1, \
327 .vsel_mask = MAX77802_VSEL_MASK, \
328 .enable_reg = MAX77802_REG_LDO1CTRL1 + num - 1, \
329 .enable_mask = MAX77802_OPMODE_MASK << MAX77802_OPMODE_SHIFT_LDO, \
330}
331
332/* BUCKs 1, 6 */
333#define regulator_77802_desc_16_buck(num) { \
334 .name = "BUCK"#num, \
335 .id = MAX77802_BUCK##num, \
336 .supply_name = "inb"#num, \
337 .ops = &max77802_buck_16_dvs_ops, \
338 .type = REGULATOR_VOLTAGE, \
339 .owner = THIS_MODULE, \
340 .min_uV = 612500, \
341 .uV_step = 6250, \
342 .ramp_delay = MAX77802_RAMP_DELAY, \
343 .n_voltages = 1 << 8, \
344 .vsel_reg = MAX77802_REG_BUCK ## num ## DVS1, \
345 .vsel_mask = MAX77802_DVS_VSEL_MASK, \
346 .enable_reg = MAX77802_REG_BUCK ## num ## CTRL, \
347 .enable_mask = MAX77802_OPMODE_MASK, \
348}
349
350/* BUCKS 2-4 */
351#define regulator_77802_desc_234_buck(num) { \
352 .name = "BUCK"#num, \
353 .id = MAX77802_BUCK##num, \
354 .supply_name = "inb"#num, \
355 .ops = &max77802_buck_dvs_ops, \
356 .type = REGULATOR_VOLTAGE, \
357 .owner = THIS_MODULE, \
358 .min_uV = 600000, \
359 .uV_step = 6250, \
360 .ramp_delay = MAX77802_RAMP_DELAY, \
361 .n_voltages = 0x91, \
362 .vsel_reg = MAX77802_REG_BUCK ## num ## DVS1, \
363 .vsel_mask = MAX77802_DVS_VSEL_MASK, \
364 .enable_reg = MAX77802_REG_BUCK ## num ## CTRL1, \
365 .enable_mask = MAX77802_OPMODE_MASK << \
366 MAX77802_OPMODE_BUCK234_SHIFT, \
367}
368
369/* BUCK 5 */
370#define regulator_77802_desc_buck5(num) { \
371 .name = "BUCK"#num, \
372 .id = MAX77802_BUCK##num, \
373 .supply_name = "inb"#num, \
374 .ops = &max77802_buck_dvs_ops, \
375 .type = REGULATOR_VOLTAGE, \
376 .owner = THIS_MODULE, \
377 .min_uV = 750000, \
378 .uV_step = 50000, \
379 .ramp_delay = MAX77802_RAMP_DELAY, \
380 .n_voltages = 1 << 6, \
381 .vsel_reg = MAX77802_REG_BUCK5OUT, \
382 .vsel_mask = MAX77802_VSEL_MASK, \
383 .enable_reg = MAX77802_REG_BUCK5CTRL, \
384 .enable_mask = MAX77802_OPMODE_MASK, \
385}
386
387/* BUCKs 7-10 */
388#define regulator_77802_desc_buck7_10(num) { \
389 .name = "BUCK"#num, \
390 .id = MAX77802_BUCK##num, \
391 .supply_name = "inb"#num, \
392 .ops = &max77802_buck_dvs_ops, \
393 .type = REGULATOR_VOLTAGE, \
394 .owner = THIS_MODULE, \
395 .min_uV = 750000, \
396 .uV_step = 50000, \
397 .ramp_delay = MAX77802_RAMP_DELAY, \
398 .n_voltages = 1 << 6, \
399 .vsel_reg = MAX77802_REG_BUCK7OUT + (num - 7) * 3, \
400 .vsel_mask = MAX77802_VSEL_MASK, \
401 .enable_reg = MAX77802_REG_BUCK7CTRL + (num - 7) * 3, \
402 .enable_mask = MAX77802_OPMODE_MASK, \
403}
404
405static struct regulator_desc regulators[] = {
406 regulator_77802_desc_16_buck(1),
407 regulator_77802_desc_234_buck(2),
408 regulator_77802_desc_234_buck(3),
409 regulator_77802_desc_234_buck(4),
410 regulator_77802_desc_buck5(5),
411 regulator_77802_desc_16_buck(6),
412 regulator_77802_desc_buck7_10(7),
413 regulator_77802_desc_buck7_10(8),
414 regulator_77802_desc_buck7_10(9),
415 regulator_77802_desc_buck7_10(10),
416 regulator_77802_desc_n_ldo(1, 10, 2),
417 regulator_77802_desc_n_ldo(2, 10, 1),
418 regulator_77802_desc_p_ldo(3, 3, 2),
419 regulator_77802_desc_p_ldo(4, 6, 1),
420 regulator_77802_desc_p_ldo(5, 3, 1),
421 regulator_77802_desc_p_ldo(6, 3, 1),
422 regulator_77802_desc_p_ldo(7, 3, 1),
423 regulator_77802_desc_n_ldo(8, 1, 1),
424 regulator_77802_desc_p_ldo(9, 5, 1),
425 regulator_77802_desc_p_ldo(10, 4, 1),
426 regulator_77802_desc_p_ldo(11, 4, 1),
427 regulator_77802_desc_p_ldo(12, 9, 1),
428 regulator_77802_desc_p_ldo(13, 4, 1),
429 regulator_77802_desc_p_ldo(14, 4, 1),
430 regulator_77802_desc_n_ldo(15, 1, 1),
431 regulator_77802_desc_n_ldo(17, 2, 1),
432 regulator_77802_desc_p_ldo(18, 7, 1),
433 regulator_77802_desc_p_ldo(19, 5, 1),
434 regulator_77802_desc_p_ldo(20, 7, 2),
435 regulator_77802_desc_p_ldo(21, 6, 2),
436 regulator_77802_desc_p_ldo(23, 9, 1),
437 regulator_77802_desc_p_ldo(24, 6, 1),
438 regulator_77802_desc_p_ldo(25, 9, 1),
439 regulator_77802_desc_p_ldo(26, 9, 1),
440 regulator_77802_desc_n_ldo(27, 2, 1),
441 regulator_77802_desc_p_ldo(28, 7, 1),
442 regulator_77802_desc_p_ldo(29, 7, 1),
443 regulator_77802_desc_n_ldo(30, 2, 1),
444 regulator_77802_desc_p_ldo(32, 9, 1),
445 regulator_77802_desc_p_ldo(33, 6, 1),
446 regulator_77802_desc_p_ldo(34, 9, 1),
447 regulator_77802_desc_n_ldo(35, 2, 1),
448};
449
450#ifdef CONFIG_OF
451static int max77802_pmic_dt_parse_pdata(struct platform_device *pdev,
452 struct max77686_platform_data *pdata)
453{
454 struct max77686_dev *iodev = dev_get_drvdata(pdev->dev.parent);
455 struct device_node *pmic_np, *regulators_np;
456 struct max77686_regulator_data *rdata;
457 struct of_regulator_match rmatch;
458 unsigned int i;
459
460 pmic_np = iodev->dev->of_node;
461 regulators_np = of_get_child_by_name(pmic_np, "regulators");
462 if (!regulators_np) {
463 dev_err(&pdev->dev, "could not find regulators sub-node\n");
464 return -EINVAL;
465 }
466
467 pdata->num_regulators = ARRAY_SIZE(regulators);
468 rdata = devm_kzalloc(&pdev->dev, sizeof(*rdata) *
469 pdata->num_regulators, GFP_KERNEL);
470 if (!rdata) {
471 of_node_put(regulators_np);
472 return -ENOMEM;
473 }
474
475 for (i = 0; i < pdata->num_regulators; i++) {
476 rmatch.name = regulators[i].name;
477 rmatch.init_data = NULL;
478 rmatch.of_node = NULL;
479 if (of_regulator_match(&pdev->dev, regulators_np, &rmatch,
480 1) != 1) {
481 dev_warn(&pdev->dev, "No matching regulator for '%s'\n",
482 rmatch.name);
483 continue;
484 }
485 rdata[i].initdata = rmatch.init_data;
486 rdata[i].of_node = rmatch.of_node;
487 rdata[i].id = regulators[i].id;
488 }
489
490 pdata->regulators = rdata;
491 of_node_put(regulators_np);
492
493 return 0;
494}
495#else
496static int max77802_pmic_dt_parse_pdata(struct platform_device *pdev,
497 struct max77686_platform_data *pdata)
498{
499 return 0;
500}
501#endif /* CONFIG_OF */
502
503static int max77802_pmic_probe(struct platform_device *pdev)
504{
505 struct max77686_dev *iodev = dev_get_drvdata(pdev->dev.parent);
506 struct max77686_platform_data *pdata = dev_get_platdata(iodev->dev);
507 struct max77802_regulator_prv *max77802;
508 int i, ret = 0, val;
509 struct regulator_config config = { };
510
511 /* This is allocated by the MFD driver */
512 if (!pdata) {
513 dev_err(&pdev->dev, "no platform data found for regulator\n");
514 return -ENODEV;
515 }
516
517 max77802 = devm_kzalloc(&pdev->dev,
518 sizeof(struct max77802_regulator_prv),
519 GFP_KERNEL);
520 if (!max77802)
521 return -ENOMEM;
522
523 if (iodev->dev->of_node) {
524 ret = max77802_pmic_dt_parse_pdata(pdev, pdata);
525 if (ret)
526 return ret;
527 }
528
529 config.dev = iodev->dev;
530 config.regmap = iodev->regmap;
531 config.driver_data = max77802;
532 platform_set_drvdata(pdev, max77802);
533
534 for (i = 0; i < MAX77802_REG_MAX; i++) {
535 struct regulator_dev *rdev;
536 int id = pdata->regulators[i].id;
537 int shift = max77802_get_opmode_shift(id);
538
539 config.init_data = pdata->regulators[i].initdata;
540 config.of_node = pdata->regulators[i].of_node;
541
542 ret = regmap_read(iodev->regmap, regulators[i].enable_reg, &val);
aea8dfb9
JMC		 543 val = val >> shift & MAX77802_OPMODE_MASK;
544
545 /*
546 * If the regulator is disabled and the system warm rebooted,
547 * the hardware reports OFF as the regulator operating mode.
548 * Default to operating mode NORMAL in that case.
549 */
550 if (val == MAX77802_OPMODE_OFF)
551 max77802->opmode[id] = MAX77802_OPMODE_NORMAL;
552 else
553 max77802->opmode[id] = val;
e6f2f805
JMC		 554
555 rdev = devm_regulator_register(&pdev->dev,
556 &regulators[i], &config);
557 if (IS_ERR(rdev)) {
558 dev_err(&pdev->dev,
559 "regulator init failed for %d\n", i);
560 return PTR_ERR(rdev);
561 }
562 }
563
564 return 0;
565}
566
567static const struct platform_device_id max77802_pmic_id[] = {
568 {"max77802-pmic", 0},
569 { },
570};
571MODULE_DEVICE_TABLE(platform, max77802_pmic_id);
572
573static struct platform_driver max77802_pmic_driver = {
574 .driver = {
575 .name = "max77802-pmic",
576 .owner = THIS_MODULE,
577 },
578 .probe = max77802_pmic_probe,
579 .id_table = max77802_pmic_id,
580};
581
582module_platform_driver(max77802_pmic_driver);
583
584MODULE_DESCRIPTION("MAXIM 77802 Regulator Driver");
585MODULE_AUTHOR("Simon Glass <sjg@chromium.org>");
586MODULE_LICENSE("GPL");
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