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571a354b LG |
1 | /* |
2 | * driver.h -- SoC Regulator driver support. | |
3 | * | |
4 | * Copyright (C) 2007, 2008 Wolfson Microelectronics PLC. | |
5 | * | |
1dd68f01 | 6 | * Author: Liam Girdwood <lrg@slimlogic.co.uk> |
571a354b LG |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License version 2 as | |
10 | * published by the Free Software Foundation. | |
11 | * | |
12 | * Regulator Driver Interface. | |
13 | */ | |
14 | ||
15 | #ifndef __LINUX_REGULATOR_DRIVER_H_ | |
16 | #define __LINUX_REGULATOR_DRIVER_H_ | |
17 | ||
18 | #include <linux/device.h> | |
ced55d4e | 19 | #include <linux/notifier.h> |
571a354b LG |
20 | #include <linux/regulator/consumer.h> |
21 | ||
65b19ce6 | 22 | struct regmap; |
571a354b | 23 | struct regulator_dev; |
bfa21a0d | 24 | struct regulator_config; |
a5766f11 | 25 | struct regulator_init_data; |
f19b00da | 26 | struct regulator_enable_gpio; |
571a354b | 27 | |
853116a1 DB |
28 | enum regulator_status { |
29 | REGULATOR_STATUS_OFF, | |
30 | REGULATOR_STATUS_ON, | |
31 | REGULATOR_STATUS_ERROR, | |
32 | /* fast/normal/idle/standby are flavors of "on" */ | |
33 | REGULATOR_STATUS_FAST, | |
34 | REGULATOR_STATUS_NORMAL, | |
35 | REGULATOR_STATUS_IDLE, | |
36 | REGULATOR_STATUS_STANDBY, | |
f59c8f9f MB |
37 | /* The regulator is enabled but not regulating */ |
38 | REGULATOR_STATUS_BYPASS, | |
1beaf762 KG |
39 | /* in case that any other status doesn't apply */ |
40 | REGULATOR_STATUS_UNDEFINED, | |
853116a1 DB |
41 | }; |
42 | ||
94d33c02 | 43 | /** |
7c2330f1 RD |
44 | * struct regulator_linear_range - specify linear voltage ranges |
45 | * | |
94d33c02 MB |
46 | * Specify a range of voltages for regulator_map_linar_range() and |
47 | * regulator_list_linear_range(). | |
48 | * | |
49 | * @min_uV: Lowest voltage in range | |
94d33c02 MB |
50 | * @min_sel: Lowest selector for range |
51 | * @max_sel: Highest selector for range | |
52 | * @uV_step: Step size | |
53 | */ | |
54 | struct regulator_linear_range { | |
55 | unsigned int min_uV; | |
94d33c02 MB |
56 | unsigned int min_sel; |
57 | unsigned int max_sel; | |
58 | unsigned int uV_step; | |
59 | }; | |
60 | ||
8828bae4 AL |
61 | /* Initialize struct regulator_linear_range */ |
62 | #define REGULATOR_LINEAR_RANGE(_min_uV, _min_sel, _max_sel, _step_uV) \ | |
63 | { \ | |
64 | .min_uV = _min_uV, \ | |
65 | .min_sel = _min_sel, \ | |
66 | .max_sel = _max_sel, \ | |
67 | .uV_step = _step_uV, \ | |
68 | } | |
69 | ||
571a354b LG |
70 | /** |
71 | * struct regulator_ops - regulator operations. | |
72 | * | |
3b2a6061 DB |
73 | * @enable: Configure the regulator as enabled. |
74 | * @disable: Configure the regulator as disabled. | |
d87b969d WS |
75 | * @is_enabled: Return 1 if the regulator is enabled, 0 if not. |
76 | * May also return negative errno. | |
c8e7e464 MB |
77 | * |
78 | * @set_voltage: Set the voltage for the regulator within the range specified. | |
79 | * The driver should select the voltage closest to min_uV. | |
e8eef82b MB |
80 | * @set_voltage_sel: Set the voltage for the regulator using the specified |
81 | * selector. | |
e843fc46 | 82 | * @map_voltage: Convert a voltage into a selector |
c8e7e464 | 83 | * @get_voltage: Return the currently configured voltage for the regulator. |
476c2d83 MB |
84 | * @get_voltage_sel: Return the currently configured voltage selector for the |
85 | * regulator. | |
4367cfdc DB |
86 | * @list_voltage: Return one of the supported voltages, in microvolts; zero |
87 | * if the selector indicates a voltage that is unusable on this system; | |
88 | * or negative errno. Selectors range from zero to one less than | |
89 | * regulator_desc.n_voltages. Voltages may be reported in any order. | |
c8e7e464 | 90 | * |
c8e7e464 | 91 | * @set_current_limit: Configure a limit for a current-limited regulator. |
89009e18 | 92 | * The driver should select the current closest to max_uA. |
3b2a6061 | 93 | * @get_current_limit: Get the configured limit for a current-limited regulator. |
36e4f839 | 94 | * @set_input_current_limit: Configure an input limit. |
c8e7e464 | 95 | * |
abf2f825 LB |
96 | * @set_over_current_protection: Support capability of automatically shutting |
97 | * down when detecting an over current event. | |
98 | * | |
670666b9 LD |
99 | * @set_active_discharge: Set active discharge enable/disable of regulators. |
100 | * | |
9f653251 | 101 | * @set_mode: Set the configured operating mode for the regulator. |
3b2a6061 | 102 | * @get_mode: Get the configured operating mode for the regulator. |
1b5b4221 | 103 | * @get_error_flags: Get the current error(s) for the regulator. |
3b2a6061 DB |
104 | * @get_status: Return actual (not as-configured) status of regulator, as a |
105 | * REGULATOR_STATUS value (or negative errno) | |
c8e7e464 MB |
106 | * @get_optimum_mode: Get the most efficient operating mode for the regulator |
107 | * when running with the specified parameters. | |
8f4490e0 | 108 | * @set_load: Set the load for the regulator. |
c8e7e464 | 109 | * |
f59c8f9f MB |
110 | * @set_bypass: Set the regulator in bypass mode. |
111 | * @get_bypass: Get the regulator bypass mode state. | |
112 | * | |
31aae2be | 113 | * @enable_time: Time taken for the regulator voltage output voltage to |
77af1b26 | 114 | * stabilise after being enabled, in microseconds. |
6f0b2c69 YSB |
115 | * @set_ramp_delay: Set the ramp delay for the regulator. The driver should |
116 | * select ramp delay equal to or less than(closest) ramp_delay. | |
73e705bf MK |
117 | * @set_voltage_time: Time taken for the regulator voltage output voltage |
118 | * to stabilise after being set to a new value, in microseconds. | |
119 | * The function receives the from and to voltage as input, it | |
120 | * should return the worst case. | |
77af1b26 LW |
121 | * @set_voltage_time_sel: Time taken for the regulator voltage output voltage |
122 | * to stabilise after being set to a new value, in microseconds. | |
73e705bf MK |
123 | * The function receives the from and to voltage selector as |
124 | * input, it should return the worst case. | |
c751ad0d | 125 | * @set_soft_start: Enable soft start for the regulator. |
31aae2be | 126 | * |
c8e7e464 MB |
127 | * @set_suspend_voltage: Set the voltage for the regulator when the system |
128 | * is suspended. | |
129 | * @set_suspend_enable: Mark the regulator as enabled when the system is | |
130 | * suspended. | |
131 | * @set_suspend_disable: Mark the regulator as disabled when the system is | |
132 | * suspended. | |
133 | * @set_suspend_mode: Set the operating mode for the regulator when the | |
134 | * system is suspended. | |
3b2a6061 | 135 | * |
23c779b9 SB |
136 | * @set_pull_down: Configure the regulator to pull down when the regulator |
137 | * is disabled. | |
138 | * | |
3b2a6061 DB |
139 | * This struct describes regulator operations which can be implemented by |
140 | * regulator chip drivers. | |
571a354b LG |
141 | */ |
142 | struct regulator_ops { | |
143 | ||
4367cfdc DB |
144 | /* enumerate supported voltages */ |
145 | int (*list_voltage) (struct regulator_dev *, unsigned selector); | |
146 | ||
571a354b | 147 | /* get/set regulator voltage */ |
3a93f2a9 MB |
148 | int (*set_voltage) (struct regulator_dev *, int min_uV, int max_uV, |
149 | unsigned *selector); | |
e843fc46 | 150 | int (*map_voltage)(struct regulator_dev *, int min_uV, int max_uV); |
e8eef82b | 151 | int (*set_voltage_sel) (struct regulator_dev *, unsigned selector); |
571a354b | 152 | int (*get_voltage) (struct regulator_dev *); |
476c2d83 | 153 | int (*get_voltage_sel) (struct regulator_dev *); |
571a354b LG |
154 | |
155 | /* get/set regulator current */ | |
156 | int (*set_current_limit) (struct regulator_dev *, | |
157 | int min_uA, int max_uA); | |
158 | int (*get_current_limit) (struct regulator_dev *); | |
159 | ||
36e4f839 | 160 | int (*set_input_current_limit) (struct regulator_dev *, int lim_uA); |
3a003bae | 161 | int (*set_over_current_protection) (struct regulator_dev *); |
670666b9 | 162 | int (*set_active_discharge) (struct regulator_dev *, bool enable); |
36e4f839 | 163 | |
571a354b LG |
164 | /* enable/disable regulator */ |
165 | int (*enable) (struct regulator_dev *); | |
166 | int (*disable) (struct regulator_dev *); | |
167 | int (*is_enabled) (struct regulator_dev *); | |
168 | ||
fde297bb | 169 | /* get/set regulator operating mode (defined in consumer.h) */ |
571a354b LG |
170 | int (*set_mode) (struct regulator_dev *, unsigned int mode); |
171 | unsigned int (*get_mode) (struct regulator_dev *); | |
172 | ||
1b5b4221 AH |
173 | /* retrieve current error flags on the regulator */ |
174 | int (*get_error_flags)(struct regulator_dev *, unsigned int *flags); | |
175 | ||
77af1b26 | 176 | /* Time taken to enable or set voltage on the regulator */ |
31aae2be | 177 | int (*enable_time) (struct regulator_dev *); |
6f0b2c69 | 178 | int (*set_ramp_delay) (struct regulator_dev *, int ramp_delay); |
73e705bf MK |
179 | int (*set_voltage_time) (struct regulator_dev *, int old_uV, |
180 | int new_uV); | |
77af1b26 LW |
181 | int (*set_voltage_time_sel) (struct regulator_dev *, |
182 | unsigned int old_selector, | |
183 | unsigned int new_selector); | |
31aae2be | 184 | |
57f66b78 SB |
185 | int (*set_soft_start) (struct regulator_dev *); |
186 | ||
853116a1 DB |
187 | /* report regulator status ... most other accessors report |
188 | * control inputs, this reports results of combining inputs | |
189 | * from Linux (and other sources) with the actual load. | |
3b2a6061 | 190 | * returns REGULATOR_STATUS_* or negative errno. |
853116a1 DB |
191 | */ |
192 | int (*get_status)(struct regulator_dev *); | |
193 | ||
571a354b LG |
194 | /* get most efficient regulator operating mode for load */ |
195 | unsigned int (*get_optimum_mode) (struct regulator_dev *, int input_uV, | |
196 | int output_uV, int load_uA); | |
8f4490e0 BA |
197 | /* set the load on the regulator */ |
198 | int (*set_load)(struct regulator_dev *, int load_uA); | |
571a354b | 199 | |
f59c8f9f MB |
200 | /* control and report on bypass mode */ |
201 | int (*set_bypass)(struct regulator_dev *dev, bool enable); | |
202 | int (*get_bypass)(struct regulator_dev *dev, bool *enable); | |
203 | ||
571a354b | 204 | /* the operations below are for configuration of regulator state when |
3de89609 | 205 | * its parent PMIC enters a global STANDBY/HIBERNATE state */ |
571a354b LG |
206 | |
207 | /* set regulator suspend voltage */ | |
208 | int (*set_suspend_voltage) (struct regulator_dev *, int uV); | |
209 | ||
210 | /* enable/disable regulator in suspend state */ | |
211 | int (*set_suspend_enable) (struct regulator_dev *); | |
212 | int (*set_suspend_disable) (struct regulator_dev *); | |
213 | ||
fde297bb | 214 | /* set regulator suspend operating mode (defined in consumer.h) */ |
571a354b | 215 | int (*set_suspend_mode) (struct regulator_dev *, unsigned int mode); |
23c779b9 SB |
216 | |
217 | int (*set_pull_down) (struct regulator_dev *); | |
571a354b LG |
218 | }; |
219 | ||
220 | /* | |
221 | * Regulators can either control voltage or current. | |
222 | */ | |
223 | enum regulator_type { | |
224 | REGULATOR_VOLTAGE, | |
225 | REGULATOR_CURRENT, | |
226 | }; | |
227 | ||
228 | /** | |
c172708d | 229 | * struct regulator_desc - Static regulator descriptor |
571a354b | 230 | * |
c172708d MB |
231 | * Each regulator registered with the core is described with a |
232 | * structure of this type and a struct regulator_config. This | |
233 | * structure contains the non-varying parts of the regulator | |
234 | * description. | |
c8e7e464 MB |
235 | * |
236 | * @name: Identifying name for the regulator. | |
69511a45 | 237 | * @supply_name: Identifying the regulator supply |
a0c7b164 MB |
238 | * @of_match: Name used to identify regulator in DT. |
239 | * @regulators_node: Name of node containing regulator definitions in DT. | |
bfa21a0d KK |
240 | * @of_parse_cb: Optional callback called only if of_match is present. |
241 | * Will be called for each regulator parsed from DT, during | |
242 | * init_data parsing. | |
243 | * The regulator_config passed as argument to the callback will | |
244 | * be a copy of config passed to regulator_register, valid only | |
245 | * for this particular call. Callback may freely change the | |
246 | * config but it cannot store it for later usage. | |
247 | * Callback should return 0 on success or negative ERRNO | |
248 | * indicating failure. | |
c8e7e464 MB |
249 | * @id: Numerical identifier for the regulator. |
250 | * @ops: Regulator operations table. | |
0ba4887c | 251 | * @irq: Interrupt number for the regulator. |
c8e7e464 MB |
252 | * @type: Indicates if the regulator is a voltage or current regulator. |
253 | * @owner: Module providing the regulator, used for refcounting. | |
bca7bbff | 254 | * |
bd7a2b60 PM |
255 | * @continuous_voltage_range: Indicates if the regulator can set any |
256 | * voltage within constrains range. | |
bca7bbff MB |
257 | * @n_voltages: Number of selectors available for ops.list_voltage(). |
258 | * | |
259 | * @min_uV: Voltage given by the lowest selector (if linear mapping) | |
260 | * @uV_step: Voltage increase with each selector (if linear mapping) | |
33234e79 | 261 | * @linear_min_sel: Minimal selector for starting linear mapping |
5a523605 | 262 | * @fixed_uV: Fixed voltage of rails. |
ea38d13f | 263 | * @ramp_delay: Time to settle down after voltage change (unit: uV/us) |
5abe4f22 | 264 | * @min_dropout_uV: The minimum dropout voltage this regulator can handle |
a8dbfeed RD |
265 | * @linear_ranges: A constant table of possible voltage ranges. |
266 | * @n_linear_ranges: Number of entries in the @linear_ranges table. | |
cffc9592 | 267 | * @volt_table: Voltage mapping table (if table based mapping) |
bca7bbff | 268 | * |
4ab5b3d9 MB |
269 | * @vsel_reg: Register for selector when using regulator_regmap_X_voltage_ |
270 | * @vsel_mask: Mask for register bitfield used for selector | |
d13d3a57 LB |
271 | * @csel_reg: Register for TPS65218 LS3 current regulator |
272 | * @csel_mask: Mask for TPS65218 LS3 current regulator | |
c8520b4c AL |
273 | * @apply_reg: Register for initiate voltage change on the output when |
274 | * using regulator_set_voltage_sel_regmap | |
275 | * @apply_bit: Register bitfield used for initiate voltage change on the | |
276 | * output when using regulator_set_voltage_sel_regmap | |
cd6dffb4 MB |
277 | * @enable_reg: Register for control when using regmap enable/disable ops |
278 | * @enable_mask: Mask for control when using regmap enable/disable ops | |
ca5d1b35 CC |
279 | * @enable_val: Enabling value for control when using regmap enable/disable ops |
280 | * @disable_val: Disabling value for control when using regmap enable/disable ops | |
51dcdafc AL |
281 | * @enable_is_inverted: A flag to indicate set enable_mask bits to disable |
282 | * when using regulator_enable_regmap and friends APIs. | |
5838b032 NM |
283 | * @bypass_reg: Register for control when using regmap set_bypass |
284 | * @bypass_mask: Mask for control when using regmap set_bypass | |
ca5d1b35 CC |
285 | * @bypass_val_on: Enabling value for control when using regmap set_bypass |
286 | * @bypass_val_off: Disabling value for control when using regmap set_bypass | |
354794da LD |
287 | * @active_discharge_off: Enabling value for control when using regmap |
288 | * set_active_discharge | |
289 | * @active_discharge_on: Disabling value for control when using regmap | |
290 | * set_active_discharge | |
291 | * @active_discharge_mask: Mask for control when using regmap | |
292 | * set_active_discharge | |
293 | * @active_discharge_reg: Register for control when using regmap | |
294 | * set_active_discharge | |
a7a453f5 CK |
295 | * @soft_start_reg: Register for control when using regmap set_soft_start |
296 | * @soft_start_mask: Mask for control when using regmap set_soft_start | |
297 | * @soft_start_val_on: Enabling value for control when using regmap | |
298 | * set_soft_start | |
f7d37bc3 CK |
299 | * @pull_down_reg: Register for control when using regmap set_pull_down |
300 | * @pull_down_mask: Mask for control when using regmap set_pull_down | |
301 | * @pull_down_val_on: Enabling value for control when using regmap | |
302 | * set_pull_down | |
79511ed3 MB |
303 | * |
304 | * @enable_time: Time taken for initial enable of regulator (in uS). | |
871f5650 | 305 | * @off_on_delay: guard time (in uS), before re-enabling a regulator |
87e1e0f2 JMC |
306 | * |
307 | * @of_map_mode: Maps a hardware mode defined in a DeviceTree to a standard mode | |
571a354b LG |
308 | */ |
309 | struct regulator_desc { | |
310 | const char *name; | |
69511a45 | 311 | const char *supply_name; |
a0c7b164 MB |
312 | const char *of_match; |
313 | const char *regulators_node; | |
bfa21a0d KK |
314 | int (*of_parse_cb)(struct device_node *, |
315 | const struct regulator_desc *, | |
316 | struct regulator_config *); | |
571a354b | 317 | int id; |
de4a54c4 | 318 | unsigned int continuous_voltage_range:1; |
4367cfdc | 319 | unsigned n_voltages; |
df11e506 | 320 | const struct regulator_ops *ops; |
571a354b LG |
321 | int irq; |
322 | enum regulator_type type; | |
323 | struct module *owner; | |
4ab5b3d9 | 324 | |
bca7bbff MB |
325 | unsigned int min_uV; |
326 | unsigned int uV_step; | |
33234e79 | 327 | unsigned int linear_min_sel; |
5a523605 | 328 | int fixed_uV; |
98a175b6 | 329 | unsigned int ramp_delay; |
5abe4f22 | 330 | int min_dropout_uV; |
bca7bbff | 331 | |
94d33c02 MB |
332 | const struct regulator_linear_range *linear_ranges; |
333 | int n_linear_ranges; | |
334 | ||
cffc9592 AL |
335 | const unsigned int *volt_table; |
336 | ||
4ab5b3d9 MB |
337 | unsigned int vsel_reg; |
338 | unsigned int vsel_mask; | |
c0ea88b8 NK |
339 | unsigned int csel_reg; |
340 | unsigned int csel_mask; | |
c8520b4c AL |
341 | unsigned int apply_reg; |
342 | unsigned int apply_bit; | |
cd6dffb4 MB |
343 | unsigned int enable_reg; |
344 | unsigned int enable_mask; | |
ca5d1b35 CC |
345 | unsigned int enable_val; |
346 | unsigned int disable_val; | |
51dcdafc | 347 | bool enable_is_inverted; |
df367931 MB |
348 | unsigned int bypass_reg; |
349 | unsigned int bypass_mask; | |
ca5d1b35 CC |
350 | unsigned int bypass_val_on; |
351 | unsigned int bypass_val_off; | |
354794da LD |
352 | unsigned int active_discharge_on; |
353 | unsigned int active_discharge_off; | |
354 | unsigned int active_discharge_mask; | |
355 | unsigned int active_discharge_reg; | |
a7a453f5 CK |
356 | unsigned int soft_start_reg; |
357 | unsigned int soft_start_mask; | |
358 | unsigned int soft_start_val_on; | |
f7d37bc3 CK |
359 | unsigned int pull_down_reg; |
360 | unsigned int pull_down_mask; | |
361 | unsigned int pull_down_val_on; | |
79511ed3 MB |
362 | |
363 | unsigned int enable_time; | |
871f5650 GX |
364 | |
365 | unsigned int off_on_delay; | |
87e1e0f2 JMC |
366 | |
367 | unsigned int (*of_map_mode)(unsigned int mode); | |
571a354b LG |
368 | }; |
369 | ||
c172708d MB |
370 | /** |
371 | * struct regulator_config - Dynamic regulator descriptor | |
372 | * | |
373 | * Each regulator registered with the core is described with a | |
374 | * structure of this type and a struct regulator_desc. This structure | |
375 | * contains the runtime variable parts of the regulator description. | |
376 | * | |
377 | * @dev: struct device for the regulator | |
378 | * @init_data: platform provided init data, passed through by driver | |
379 | * @driver_data: private regulator data | |
380 | * @of_node: OpenFirmware node to parse for device tree bindings (may be | |
381 | * NULL). | |
cf39284d | 382 | * @regmap: regmap to use for core regmap helpers if dev_get_regmap() is |
380a0e6f | 383 | * insufficient. |
76f439df MP |
384 | * @ena_gpio_initialized: GPIO controlling regulator enable was properly |
385 | * initialized, meaning that >= 0 is a valid gpio | |
386 | * identifier and < 0 is a non existent gpio. | |
65f73508 MB |
387 | * @ena_gpio: GPIO controlling regulator enable. |
388 | * @ena_gpio_invert: Sense for GPIO enable control. | |
389 | * @ena_gpio_flags: Flags to use when calling gpio_request_one() | |
c172708d MB |
390 | */ |
391 | struct regulator_config { | |
392 | struct device *dev; | |
393 | const struct regulator_init_data *init_data; | |
394 | void *driver_data; | |
395 | struct device_node *of_node; | |
65b19ce6 | 396 | struct regmap *regmap; |
65f73508 | 397 | |
76f439df | 398 | bool ena_gpio_initialized; |
65f73508 MB |
399 | int ena_gpio; |
400 | unsigned int ena_gpio_invert:1; | |
401 | unsigned int ena_gpio_flags; | |
c172708d MB |
402 | }; |
403 | ||
1fa9ad52 MB |
404 | /* |
405 | * struct regulator_dev | |
406 | * | |
407 | * Voltage / Current regulator class device. One for each | |
408 | * regulator. | |
409 | * | |
410 | * This should *not* be used directly by anything except the regulator | |
411 | * core and notification injection (which should take the mutex and do | |
412 | * no other direct access). | |
413 | */ | |
414 | struct regulator_dev { | |
65f26846 | 415 | const struct regulator_desc *desc; |
5ffbd136 | 416 | int exclusive; |
1130e5b3 MB |
417 | u32 use_count; |
418 | u32 open_count; | |
f59c8f9f | 419 | u32 bypass_count; |
1fa9ad52 MB |
420 | |
421 | /* lists we belong to */ | |
422 | struct list_head list; /* list of all regulators */ | |
1fa9ad52 MB |
423 | |
424 | /* lists we own */ | |
425 | struct list_head consumer_list; /* consumers we supply */ | |
1fa9ad52 MB |
426 | |
427 | struct blocking_notifier_head notifier; | |
428 | struct mutex mutex; /* consumer lock */ | |
429 | struct module *owner; | |
430 | struct device dev; | |
431 | struct regulation_constraints *constraints; | |
3801b86a | 432 | struct regulator *supply; /* for tree */ |
6261b06d | 433 | const char *supply_name; |
65b19ce6 | 434 | struct regmap *regmap; |
1fa9ad52 | 435 | |
da07ecd9 MB |
436 | struct delayed_work disable_work; |
437 | int deferred_disables; | |
438 | ||
1fa9ad52 | 439 | void *reg_data; /* regulator_dev data */ |
1130e5b3 | 440 | |
1130e5b3 | 441 | struct dentry *debugfs; |
65f73508 | 442 | |
f19b00da | 443 | struct regulator_enable_gpio *ena_pin; |
65f73508 | 444 | unsigned int ena_gpio_state:1; |
871f5650 | 445 | |
fd086045 MK |
446 | unsigned int is_switch:1; |
447 | ||
871f5650 GX |
448 | /* time when this regulator was disabled last time */ |
449 | unsigned long last_off_jiffy; | |
1fa9ad52 MB |
450 | }; |
451 | ||
65f26846 MB |
452 | struct regulator_dev * |
453 | regulator_register(const struct regulator_desc *regulator_desc, | |
c172708d | 454 | const struct regulator_config *config); |
b33e46bc MB |
455 | struct regulator_dev * |
456 | devm_regulator_register(struct device *dev, | |
457 | const struct regulator_desc *regulator_desc, | |
458 | const struct regulator_config *config); | |
571a354b | 459 | void regulator_unregister(struct regulator_dev *rdev); |
b33e46bc | 460 | void devm_regulator_unregister(struct device *dev, struct regulator_dev *rdev); |
571a354b LG |
461 | |
462 | int regulator_notifier_call_chain(struct regulator_dev *rdev, | |
463 | unsigned long event, void *data); | |
464 | ||
465 | void *rdev_get_drvdata(struct regulator_dev *rdev); | |
a5766f11 | 466 | struct device *rdev_get_dev(struct regulator_dev *rdev); |
571a354b LG |
467 | int rdev_get_id(struct regulator_dev *rdev); |
468 | ||
be721979 MB |
469 | int regulator_mode_to_status(unsigned int); |
470 | ||
bca7bbff MB |
471 | int regulator_list_voltage_linear(struct regulator_dev *rdev, |
472 | unsigned int selector); | |
94d33c02 MB |
473 | int regulator_list_voltage_linear_range(struct regulator_dev *rdev, |
474 | unsigned int selector); | |
cffc9592 AL |
475 | int regulator_list_voltage_table(struct regulator_dev *rdev, |
476 | unsigned int selector); | |
bca7bbff MB |
477 | int regulator_map_voltage_linear(struct regulator_dev *rdev, |
478 | int min_uV, int max_uV); | |
94d33c02 MB |
479 | int regulator_map_voltage_linear_range(struct regulator_dev *rdev, |
480 | int min_uV, int max_uV); | |
e843fc46 MB |
481 | int regulator_map_voltage_iterate(struct regulator_dev *rdev, |
482 | int min_uV, int max_uV); | |
fcf371ee AL |
483 | int regulator_map_voltage_ascend(struct regulator_dev *rdev, |
484 | int min_uV, int max_uV); | |
4ab5b3d9 MB |
485 | int regulator_get_voltage_sel_regmap(struct regulator_dev *rdev); |
486 | int regulator_set_voltage_sel_regmap(struct regulator_dev *rdev, unsigned sel); | |
cd6dffb4 MB |
487 | int regulator_is_enabled_regmap(struct regulator_dev *rdev); |
488 | int regulator_enable_regmap(struct regulator_dev *rdev); | |
489 | int regulator_disable_regmap(struct regulator_dev *rdev); | |
98a175b6 YSB |
490 | int regulator_set_voltage_time_sel(struct regulator_dev *rdev, |
491 | unsigned int old_selector, | |
492 | unsigned int new_selector); | |
df367931 MB |
493 | int regulator_set_bypass_regmap(struct regulator_dev *rdev, bool enable); |
494 | int regulator_get_bypass_regmap(struct regulator_dev *rdev, bool *enable); | |
a7a453f5 | 495 | int regulator_set_soft_start_regmap(struct regulator_dev *rdev); |
f7d37bc3 | 496 | int regulator_set_pull_down_regmap(struct regulator_dev *rdev); |
4ab5b3d9 | 497 | |
354794da LD |
498 | int regulator_set_active_discharge_regmap(struct regulator_dev *rdev, |
499 | bool enable); | |
a5766f11 LG |
500 | void *regulator_get_init_drvdata(struct regulator_init_data *reg_init_data); |
501 | ||
571a354b | 502 | #endif |