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Linux/Documentation/ABI/testing/sysfs-class-regulator

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Diff markup

Differences between /Documentation/ABI/testing/sysfs-class-regulator (Architecture ppc) and /Documentation/ABI/testing/sysfs-class-regulator (Architecture m68k)


  1 What:           /sys/class/regulator/.../state      1 What:           /sys/class/regulator/.../state
  2 Date:           April 2008                          2 Date:           April 2008
  3 KernelVersion:  2.6.26                              3 KernelVersion:  2.6.26
  4 Contact:        Liam Girdwood <lrg@slimlogic.co      4 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
  5 Description:                                        5 Description:
  6                 Some regulator directories wil      6                 Some regulator directories will contain a field called
  7                 state. This reports the regula      7                 state. This reports the regulator enable control, for
  8                 regulators which can report th      8                 regulators which can report that input value.
  9                                                     9 
 10                 This will be one of the follow     10                 This will be one of the following strings:
 11                                                    11 
 12                 'enabled'                          12                 'enabled'
 13                 'disabled'                         13                 'disabled'
 14                 'unknown'                          14                 'unknown'
 15                                                    15 
 16                 'enabled' means the regulator      16                 'enabled' means the regulator output is ON and is supplying
 17                 power to the system (assuming      17                 power to the system (assuming no error prevents it).
 18                                                    18 
 19                 'disabled' means the regulator     19                 'disabled' means the regulator output is OFF and is not
 20                 supplying power to the system      20                 supplying power to the system (unless some non-Linux
 21                 control has enabled it).           21                 control has enabled it).
 22                                                    22 
 23                 'unknown' means software canno     23                 'unknown' means software cannot determine the state, or
 24                 the reported state is invalid.     24                 the reported state is invalid.
 25                                                    25 
 26                 NOTE: this field can be used i     26                 NOTE: this field can be used in conjunction with microvolts
 27                 or microamps to determine conf     27                 or microamps to determine configured regulator output levels.
 28                                                    28 
 29                                                    29 
 30 What:           /sys/class/regulator/.../statu     30 What:           /sys/class/regulator/.../status
 31 Description:                                       31 Description:
 32                 Some regulator directories wil     32                 Some regulator directories will contain a field called
 33                 "status". This reports the cur     33                 "status". This reports the current regulator status, for
 34                 regulators which can report th     34                 regulators which can report that output value.
 35                                                    35 
 36                 This will be one of the follow     36                 This will be one of the following strings:
 37                                                    37 
 38                         - off                      38                         - off
 39                         - on                       39                         - on
 40                         - error                    40                         - error
 41                         - fast                     41                         - fast
 42                         - normal                   42                         - normal
 43                         - idle                     43                         - idle
 44                         - standby                  44                         - standby
 45                                                    45 
 46                 "off" means the regulator is n     46                 "off" means the regulator is not supplying power to the
 47                 system.                            47                 system.
 48                                                    48 
 49                 "on" means the regulator is su     49                 "on" means the regulator is supplying power to the system,
 50                 and the regulator can't report     50                 and the regulator can't report a detailed operation mode.
 51                                                    51 
 52                 "error" indicates an out-of-re     52                 "error" indicates an out-of-regulation status such as being
 53                 disabled due to thermal shutdo     53                 disabled due to thermal shutdown, or voltage being unstable
 54                 because of problems with the i     54                 because of problems with the input power supply.
 55                                                    55 
 56                 "fast", "normal", "idle", and      56                 "fast", "normal", "idle", and "standby" are all detailed
 57                 regulator operation modes (des     57                 regulator operation modes (described elsewhere).  They
 58                 imply "on", but provide more d     58                 imply "on", but provide more detail.
 59                                                    59 
 60                 Note that regulator status is      60                 Note that regulator status is a function of many inputs,
 61                 not limited to control inputs      61                 not limited to control inputs from Linux.  For example,
 62                 the actual load presented may      62                 the actual load presented may trigger "error" status; or
 63                 a regulator may be enabled by      63                 a regulator may be enabled by another user, even though
 64                 Linux did not enable it.           64                 Linux did not enable it.
 65                                                    65 
 66                                                    66 
 67 What:           /sys/class/regulator/.../type      67 What:           /sys/class/regulator/.../type
 68 Date:           April 2008                         68 Date:           April 2008
 69 KernelVersion:  2.6.26                             69 KernelVersion:  2.6.26
 70 Contact:        Liam Girdwood <lrg@slimlogic.co     70 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
 71 Description:                                       71 Description:
 72                 Each regulator directory will      72                 Each regulator directory will contain a field called
 73                 type. This holds the regulator     73                 type. This holds the regulator type.
 74                                                    74 
 75                 This will be one of the follow     75                 This will be one of the following strings:
 76                                                    76 
 77                 - 'voltage'                        77                 - 'voltage'
 78                 - 'current'                        78                 - 'current'
 79                 - 'unknown'                        79                 - 'unknown'
 80                                                    80 
 81                 'voltage' means the regulator      81                 'voltage' means the regulator output voltage can be controlled
 82                 by software.                       82                 by software.
 83                                                    83 
 84                 'current' means the regulator      84                 'current' means the regulator output current limit can be
 85                 controlled by software.            85                 controlled by software.
 86                                                    86 
 87                 'unknown' means software canno     87                 'unknown' means software cannot control either voltage or
 88                 current limit.                     88                 current limit.
 89                                                    89 
 90                                                    90 
 91 What:           /sys/class/regulator/.../micro     91 What:           /sys/class/regulator/.../microvolts
 92 Date:           April 2008                         92 Date:           April 2008
 93 KernelVersion:  2.6.26                             93 KernelVersion:  2.6.26
 94 Contact:        Liam Girdwood <lrg@slimlogic.co     94 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
 95 Description:                                       95 Description:
 96                 Some regulator directories wil     96                 Some regulator directories will contain a field called
 97                 microvolts. This holds the reg     97                 microvolts. This holds the regulator output voltage setting
 98                 measured in microvolts (i.e. E     98                 measured in microvolts (i.e. E-6 Volts), for regulators
 99                 which can report the control i     99                 which can report the control input for voltage.
100                                                   100 
101                 NOTE: This value should not be    101                 NOTE: This value should not be used to determine the regulator
102                 output voltage level as this v    102                 output voltage level as this value is the same regardless of
103                 whether the regulator is enabl    103                 whether the regulator is enabled or disabled.
104                                                   104 
105                                                   105 
106 What:           /sys/class/regulator/.../micro    106 What:           /sys/class/regulator/.../microamps
107 Date:           April 2008                        107 Date:           April 2008
108 KernelVersion:  2.6.26                            108 KernelVersion:  2.6.26
109 Contact:        Liam Girdwood <lrg@slimlogic.co    109 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
110 Description:                                      110 Description:
111                 Some regulator directories wil    111                 Some regulator directories will contain a field called
112                 microamps. This holds the regu    112                 microamps. This holds the regulator output current limit
113                 setting measured in microamps     113                 setting measured in microamps (i.e. E-6 Amps), for regulators
114                 which can report the control i    114                 which can report the control input for a current limit.
115                                                   115 
116                 NOTE: This value should not be    116                 NOTE: This value should not be used to determine the regulator
117                 output current level as this v    117                 output current level as this value is the same regardless of
118                 whether the regulator is enabl    118                 whether the regulator is enabled or disabled.
119                                                   119 
120                                                   120 
121 What:           /sys/class/regulator/.../opmod    121 What:           /sys/class/regulator/.../opmode
122 Date:           April 2008                        122 Date:           April 2008
123 KernelVersion:  2.6.26                            123 KernelVersion:  2.6.26
124 Contact:        Liam Girdwood <lrg@slimlogic.co    124 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
125 Description:                                      125 Description:
126                 Some regulator directories wil    126                 Some regulator directories will contain a field called
127                 opmode. This holds the current    127                 opmode. This holds the current regulator operating mode,
128                 for regulators which can repor    128                 for regulators which can report that control input value.
129                                                   129 
130                 The opmode value can be one of    130                 The opmode value can be one of the following strings:
131                                                   131 
132                 - 'fast'                          132                 - 'fast'
133                 - 'normal'                        133                 - 'normal'
134                 - 'idle'                          134                 - 'idle'
135                 - 'standby'                       135                 - 'standby'
136                 - 'unknown'                       136                 - 'unknown'
137                                                   137 
138                 The modes are described in inc    138                 The modes are described in include/linux/regulator/consumer.h
139                                                   139 
140                 NOTE: This value should not be    140                 NOTE: This value should not be used to determine the regulator
141                 output operating mode as this     141                 output operating mode as this value is the same regardless of
142                 whether the regulator is enabl    142                 whether the regulator is enabled or disabled.  A "status"
143                 attribute may be available to     143                 attribute may be available to determine the actual mode.
144                                                   144 
145                                                   145 
146 What:           /sys/class/regulator/.../min_m    146 What:           /sys/class/regulator/.../min_microvolts
147 Date:           April 2008                        147 Date:           April 2008
148 KernelVersion:  2.6.26                            148 KernelVersion:  2.6.26
149 Contact:        Liam Girdwood <lrg@slimlogic.co    149 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
150 Description:                                      150 Description:
151                 Some regulator directories wil    151                 Some regulator directories will contain a field called
152                 min_microvolts. This holds the    152                 min_microvolts. This holds the minimum safe working regulator
153                 output voltage setting for thi    153                 output voltage setting for this domain measured in microvolts,
154                 for regulators which support v    154                 for regulators which support voltage constraints.
155                                                   155 
156                 NOTE: this will return the str    156                 NOTE: this will return the string 'constraint not defined' if
157                 the power domain has no min mi    157                 the power domain has no min microvolts constraint defined by
158                 platform code.                    158                 platform code.
159                                                   159 
160                                                   160 
161 What:           /sys/class/regulator/.../max_m    161 What:           /sys/class/regulator/.../max_microvolts
162 Date:           April 2008                        162 Date:           April 2008
163 KernelVersion:  2.6.26                            163 KernelVersion:  2.6.26
164 Contact:        Liam Girdwood <lrg@slimlogic.co    164 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
165 Description:                                      165 Description:
166                 Some regulator directories wil    166                 Some regulator directories will contain a field called
167                 max_microvolts. This holds the    167                 max_microvolts. This holds the maximum safe working regulator
168                 output voltage setting for thi    168                 output voltage setting for this domain measured in microvolts,
169                 for regulators which support v    169                 for regulators which support voltage constraints.
170                                                   170 
171                 NOTE: this will return the str    171                 NOTE: this will return the string 'constraint not defined' if
172                 the power domain has no max mi    172                 the power domain has no max microvolts constraint defined by
173                 platform code.                    173                 platform code.
174                                                   174 
175                                                   175 
176 What:           /sys/class/regulator/.../min_m    176 What:           /sys/class/regulator/.../min_microamps
177 Date:           April 2008                        177 Date:           April 2008
178 KernelVersion:  2.6.26                            178 KernelVersion:  2.6.26
179 Contact:        Liam Girdwood <lrg@slimlogic.co    179 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
180 Description:                                      180 Description:
181                 Some regulator directories wil    181                 Some regulator directories will contain a field called
182                 min_microamps. This holds the     182                 min_microamps. This holds the minimum safe working regulator
183                 output current limit setting f    183                 output current limit setting for this domain measured in
184                 microamps, for regulators whic    184                 microamps, for regulators which support current constraints.
185                                                   185 
186                 NOTE: this will return the str    186                 NOTE: this will return the string 'constraint not defined' if
187                 the power domain has no min mi    187                 the power domain has no min microamps constraint defined by
188                 platform code.                    188                 platform code.
189                                                   189 
190                                                   190 
191 What:           /sys/class/regulator/.../max_m    191 What:           /sys/class/regulator/.../max_microamps
192 Date:           April 2008                        192 Date:           April 2008
193 KernelVersion:  2.6.26                            193 KernelVersion:  2.6.26
194 Contact:        Liam Girdwood <lrg@slimlogic.co    194 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
195 Description:                                      195 Description:
196                 Some regulator directories wil    196                 Some regulator directories will contain a field called
197                 max_microamps. This holds the     197                 max_microamps. This holds the maximum safe working regulator
198                 output current limit setting f    198                 output current limit setting for this domain measured in
199                 microamps, for regulators whic    199                 microamps, for regulators which support current constraints.
200                                                   200 
201                 NOTE: this will return the str    201                 NOTE: this will return the string 'constraint not defined' if
202                 the power domain has no max mi    202                 the power domain has no max microamps constraint defined by
203                 platform code.                    203                 platform code.
204                                                   204 
205                                                   205 
206 What:           /sys/class/regulator/.../name     206 What:           /sys/class/regulator/.../name
207 Date:           October 2008                      207 Date:           October 2008
208 KernelVersion:  2.6.28                            208 KernelVersion:  2.6.28
209 Contact:        Liam Girdwood <lrg@slimlogic.co    209 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
210 Description:                                      210 Description:
211                 Each regulator directory will     211                 Each regulator directory will contain a field called
212                 name. This holds a string iden    212                 name. This holds a string identifying the regulator for
213                 display purposes.                 213                 display purposes.
214                                                   214 
215                 NOTE: this will be empty if no    215                 NOTE: this will be empty if no suitable name is provided
216                 by platform or regulator drive    216                 by platform or regulator drivers.
217                                                   217 
218                                                   218 
219 What:           /sys/class/regulator/.../num_u    219 What:           /sys/class/regulator/.../num_users
220 Date:           April 2008                        220 Date:           April 2008
221 KernelVersion:  2.6.26                            221 KernelVersion:  2.6.26
222 Contact:        Liam Girdwood <lrg@slimlogic.co    222 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
223 Description:                                      223 Description:
224                 Each regulator directory will     224                 Each regulator directory will contain a field called
225                 num_users. This holds the numb    225                 num_users. This holds the number of consumer devices that
226                 have called regulator_enable()    226                 have called regulator_enable() on this regulator.
227                                                   227 
228                                                   228 
229 What:           /sys/class/regulator/.../reque    229 What:           /sys/class/regulator/.../requested_microamps
230 Date:           April 2008                        230 Date:           April 2008
231 KernelVersion:  2.6.26                            231 KernelVersion:  2.6.26
232 Contact:        Liam Girdwood <lrg@slimlogic.co    232 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
233 Description:                                      233 Description:
234                 Some regulator directories wil    234                 Some regulator directories will contain a field called
235                 requested_microamps. This hold    235                 requested_microamps. This holds the total requested load
236                 current in microamps for this     236                 current in microamps for this regulator from all its consumer
237                 devices.                          237                 devices.
238                                                   238 
239                                                   239 
240 What:           /sys/class/regulator/.../paren    240 What:           /sys/class/regulator/.../parent
241 Date:           April 2008                        241 Date:           April 2008
242 KernelVersion:  2.6.26                            242 KernelVersion:  2.6.26
243 Contact:        Liam Girdwood <lrg@slimlogic.co    243 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
244 Description:                                      244 Description:
245                 Some regulator directories wil    245                 Some regulator directories will contain a link called parent.
246                 This points to the parent or s    246                 This points to the parent or supply regulator if one exists.
247                                                   247 
248 What:           /sys/class/regulator/.../suspe    248 What:           /sys/class/regulator/.../suspend_mem_microvolts
249 Date:           May 2008                          249 Date:           May 2008
250 KernelVersion:  2.6.26                            250 KernelVersion:  2.6.26
251 Contact:        Liam Girdwood <lrg@slimlogic.co    251 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
252 Description:                                      252 Description:
253                 Some regulator directories wil    253                 Some regulator directories will contain a field called
254                 suspend_mem_microvolts. This h    254                 suspend_mem_microvolts. This holds the regulator output
255                 voltage setting for this domai    255                 voltage setting for this domain measured in microvolts when
256                 the system is suspended to mem    256                 the system is suspended to memory, for voltage regulators
257                 implementing suspend voltage c    257                 implementing suspend voltage configuration constraints.
258                                                   258 
259 What:           /sys/class/regulator/.../suspe    259 What:           /sys/class/regulator/.../suspend_disk_microvolts
260 Date:           May 2008                          260 Date:           May 2008
261 KernelVersion:  2.6.26                            261 KernelVersion:  2.6.26
262 Contact:        Liam Girdwood <lrg@slimlogic.co    262 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
263 Description:                                      263 Description:
264                 Some regulator directories wil    264                 Some regulator directories will contain a field called
265                 suspend_disk_microvolts. This     265                 suspend_disk_microvolts. This holds the regulator output
266                 voltage setting for this domai    266                 voltage setting for this domain measured in microvolts when
267                 the system is suspended to dis    267                 the system is suspended to disk, for voltage regulators
268                 implementing suspend voltage c    268                 implementing suspend voltage configuration constraints.
269                                                   269 
270 What:           /sys/class/regulator/.../suspe    270 What:           /sys/class/regulator/.../suspend_standby_microvolts
271 Date:           May 2008                          271 Date:           May 2008
272 KernelVersion:  2.6.26                            272 KernelVersion:  2.6.26
273 Contact:        Liam Girdwood <lrg@slimlogic.co    273 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
274 Description:                                      274 Description:
275                 Some regulator directories wil    275                 Some regulator directories will contain a field called
276                 suspend_standby_microvolts. Th    276                 suspend_standby_microvolts. This holds the regulator output
277                 voltage setting for this domai    277                 voltage setting for this domain measured in microvolts when
278                 the system is suspended to sta    278                 the system is suspended to standby, for voltage regulators
279                 implementing suspend voltage c    279                 implementing suspend voltage configuration constraints.
280                                                   280 
281 What:           /sys/class/regulator/.../suspe    281 What:           /sys/class/regulator/.../suspend_mem_mode
282 Date:           May 2008                          282 Date:           May 2008
283 KernelVersion:  2.6.26                            283 KernelVersion:  2.6.26
284 Contact:        Liam Girdwood <lrg@slimlogic.co    284 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
285 Description:                                      285 Description:
286                 Some regulator directories wil    286                 Some regulator directories will contain a field called
287                 suspend_mem_mode. This holds t    287                 suspend_mem_mode. This holds the regulator operating mode
288                 setting for this domain when t    288                 setting for this domain when the system is suspended to
289                 memory, for regulators impleme    289                 memory, for regulators implementing suspend mode
290                 configuration constraints.        290                 configuration constraints.
291                                                   291 
292 What:           /sys/class/regulator/.../suspe    292 What:           /sys/class/regulator/.../suspend_disk_mode
293 Date:           May 2008                          293 Date:           May 2008
294 KernelVersion:  2.6.26                            294 KernelVersion:  2.6.26
295 Contact:        Liam Girdwood <lrg@slimlogic.co    295 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
296 Description:                                      296 Description:
297                 Some regulator directories wil    297                 Some regulator directories will contain a field called
298                 suspend_disk_mode. This holds     298                 suspend_disk_mode. This holds the regulator operating mode
299                 setting for this domain when t    299                 setting for this domain when the system is suspended to disk,
300                 for regulators implementing su    300                 for regulators implementing suspend mode configuration
301                 constraints.                      301                 constraints.
302                                                   302 
303 What:           /sys/class/regulator/.../suspe    303 What:           /sys/class/regulator/.../suspend_standby_mode
304 Date:           May 2008                          304 Date:           May 2008
305 KernelVersion:  2.6.26                            305 KernelVersion:  2.6.26
306 Contact:        Liam Girdwood <lrg@slimlogic.co    306 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
307 Description:                                      307 Description:
308                 Some regulator directories wil    308                 Some regulator directories will contain a field called
309                 suspend_standby_mode. This hol    309                 suspend_standby_mode. This holds the regulator operating mode
310                 setting for this domain when t    310                 setting for this domain when the system is suspended to
311                 standby, for regulators implem    311                 standby, for regulators implementing suspend mode
312                 configuration constraints.        312                 configuration constraints.
313                                                   313 
314 What:           /sys/class/regulator/.../suspe    314 What:           /sys/class/regulator/.../suspend_mem_state
315 Date:           May 2008                          315 Date:           May 2008
316 KernelVersion:  2.6.26                            316 KernelVersion:  2.6.26
317 Contact:        Liam Girdwood <lrg@slimlogic.co    317 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
318 Description:                                      318 Description:
319                 Some regulator directories wil    319                 Some regulator directories will contain a field called
320                 suspend_mem_state. This holds     320                 suspend_mem_state. This holds the regulator operating state
321                 when suspended to memory, for     321                 when suspended to memory, for regulators implementing suspend
322                 configuration constraints.        322                 configuration constraints.
323                                                   323 
324                 This will be one of the same s    324                 This will be one of the same strings reported by
325                 the "state" attribute.            325                 the "state" attribute.
326                                                   326 
327 What:           /sys/class/regulator/.../suspe    327 What:           /sys/class/regulator/.../suspend_disk_state
328 Date:           May 2008                          328 Date:           May 2008
329 KernelVersion:  2.6.26                            329 KernelVersion:  2.6.26
330 Contact:        Liam Girdwood <lrg@slimlogic.co    330 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
331 Description:                                      331 Description:
332                 Some regulator directories wil    332                 Some regulator directories will contain a field called
333                 suspend_disk_state. This holds    333                 suspend_disk_state. This holds the regulator operating state
334                 when suspended to disk, for re    334                 when suspended to disk, for regulators implementing
335                 suspend configuration constrai    335                 suspend configuration constraints.
336                                                   336 
337                 This will be one of the same s    337                 This will be one of the same strings reported by
338                 the "state" attribute.            338                 the "state" attribute.
339                                                   339 
340 What:           /sys/class/regulator/.../suspe    340 What:           /sys/class/regulator/.../suspend_standby_state
341 Date:           May 2008                          341 Date:           May 2008
342 KernelVersion:  2.6.26                            342 KernelVersion:  2.6.26
343 Contact:        Liam Girdwood <lrg@slimlogic.co    343 Contact:        Liam Girdwood <lrg@slimlogic.co.uk>
344 Description:                                      344 Description:
345                 Some regulator directories wil    345                 Some regulator directories will contain a field called
346                 suspend_standby_state. This ho    346                 suspend_standby_state. This holds the regulator operating
347                 state when suspended to standb    347                 state when suspended to standby, for regulators implementing
348                 suspend configuration constrai    348                 suspend configuration constraints.
349                                                   349 
350                 This will be one of the same s    350                 This will be one of the same strings reported by
351                 the "state" attribute.            351                 the "state" attribute.
352                                                   352 
353 What:           /sys/class/regulator/.../bypas    353 What:           /sys/class/regulator/.../bypass
354 Date:           September 2012                    354 Date:           September 2012
355 KernelVersion:  3.7                               355 KernelVersion:  3.7
356 Contact:        Mark Brown <broonie@opensource.    356 Contact:        Mark Brown <broonie@opensource.wolfsonmicro.com>
357 Description:                                      357 Description:
358                 Some regulator directories wil    358                 Some regulator directories will contain a field called
359                 bypass.  This indicates if the    359                 bypass.  This indicates if the device is in bypass mode.
360                                                   360 
361                 This will be one of the follow    361                 This will be one of the following strings:
362                                                   362 
363                 - 'enabled'                       363                 - 'enabled'
364                 - 'disabled'                      364                 - 'disabled'
365                 - 'unknown'                       365                 - 'unknown'
366                                                   366 
367                 'enabled' means the regulator     367                 'enabled' means the regulator is in bypass mode.
368                                                   368 
369                 'disabled' means that the regu    369                 'disabled' means that the regulator is regulating.
370                                                   370 
371                 'unknown' means software canno    371                 'unknown' means software cannot determine the state, or
372                 the reported state is invalid.    372                 the reported state is invalid.
373                                                   373 
374 What:           /sys/class/regulator/.../under    374 What:           /sys/class/regulator/.../under_voltage
375 Date:           April 2022                        375 Date:           April 2022
376 KernelVersion:  5.18                              376 KernelVersion:  5.18
377 Contact:        Zev Weiss <zev@bewilderbeest.ne    377 Contact:        Zev Weiss <zev@bewilderbeest.net>
378 Description:                                      378 Description:
379                 Some regulator directories wil    379                 Some regulator directories will contain a field called
380                 under_voltage.  This indicates    380                 under_voltage.  This indicates if the device reports an
381                 under-voltage fault (1) or not    381                 under-voltage fault (1) or not (0).
382                                                   382 
383 What:           /sys/class/regulator/.../over_    383 What:           /sys/class/regulator/.../over_current
384 Date:           April 2022                        384 Date:           April 2022
385 KernelVersion:  5.18                              385 KernelVersion:  5.18
386 Contact:        Zev Weiss <zev@bewilderbeest.ne    386 Contact:        Zev Weiss <zev@bewilderbeest.net>
387 Description:                                      387 Description:
388                 Some regulator directories wil    388                 Some regulator directories will contain a field called
389                 over_current.  This indicates     389                 over_current.  This indicates if the device reports an
390                 over-current fault (1) or not     390                 over-current fault (1) or not (0).
391                                                   391 
392 What:           /sys/class/regulator/.../regul    392 What:           /sys/class/regulator/.../regulation_out
393 Date:           April 2022                        393 Date:           April 2022
394 KernelVersion:  5.18                              394 KernelVersion:  5.18
395 Contact:        Zev Weiss <zev@bewilderbeest.ne    395 Contact:        Zev Weiss <zev@bewilderbeest.net>
396 Description:                                      396 Description:
397                 Some regulator directories wil    397                 Some regulator directories will contain a field called
398                 regulation_out.  This indicate    398                 regulation_out.  This indicates if the device reports an
399                 out-of-regulation fault (1) or    399                 out-of-regulation fault (1) or not (0).
400                                                   400 
401 What:           /sys/class/regulator/.../fail     401 What:           /sys/class/regulator/.../fail
402 Date:           April 2022                        402 Date:           April 2022
403 KernelVersion:  5.18                              403 KernelVersion:  5.18
404 Contact:        Zev Weiss <zev@bewilderbeest.ne    404 Contact:        Zev Weiss <zev@bewilderbeest.net>
405 Description:                                      405 Description:
406                 Some regulator directories wil    406                 Some regulator directories will contain a field called
407                 fail.  This indicates if the d    407                 fail.  This indicates if the device reports an output failure
408                 (1) or not (0).                   408                 (1) or not (0).
409                                                   409 
410 What:           /sys/class/regulator/.../over_    410 What:           /sys/class/regulator/.../over_temp
411 Date:           April 2022                        411 Date:           April 2022
412 KernelVersion:  5.18                              412 KernelVersion:  5.18
413 Contact:        Zev Weiss <zev@bewilderbeest.ne    413 Contact:        Zev Weiss <zev@bewilderbeest.net>
414 Description:                                      414 Description:
415                 Some regulator directories wil    415                 Some regulator directories will contain a field called
416                 over_temp.  This indicates if     416                 over_temp.  This indicates if the device reports an
417                 over-temperature fault (1) or     417                 over-temperature fault (1) or not (0).
418                                                   418 
419 What:           /sys/class/regulator/.../under    419 What:           /sys/class/regulator/.../under_voltage_warn
420 Date:           April 2022                        420 Date:           April 2022
421 KernelVersion:  5.18                              421 KernelVersion:  5.18
422 Contact:        Zev Weiss <zev@bewilderbeest.ne    422 Contact:        Zev Weiss <zev@bewilderbeest.net>
423 Description:                                      423 Description:
424                 Some regulator directories wil    424                 Some regulator directories will contain a field called
425                 under_voltage_warn.  This indi    425                 under_voltage_warn.  This indicates if the device reports an
426                 under-voltage warning (1) or n    426                 under-voltage warning (1) or not (0).
427                                                   427 
428 What:           /sys/class/regulator/.../over_    428 What:           /sys/class/regulator/.../over_current_warn
429 Date:           April 2022                        429 Date:           April 2022
430 KernelVersion:  5.18                              430 KernelVersion:  5.18
431 Contact:        Zev Weiss <zev@bewilderbeest.ne    431 Contact:        Zev Weiss <zev@bewilderbeest.net>
432 Description:                                      432 Description:
433                 Some regulator directories wil    433                 Some regulator directories will contain a field called
434                 over_current_warn.  This indic    434                 over_current_warn.  This indicates if the device reports an
435                 over-current warning (1) or no    435                 over-current warning (1) or not (0).
436                                                   436 
437 What:           /sys/class/regulator/.../over_    437 What:           /sys/class/regulator/.../over_voltage_warn
438 Date:           April 2022                        438 Date:           April 2022
439 KernelVersion:  5.18                              439 KernelVersion:  5.18
440 Contact:        Zev Weiss <zev@bewilderbeest.ne    440 Contact:        Zev Weiss <zev@bewilderbeest.net>
441 Description:                                      441 Description:
442                 Some regulator directories wil    442                 Some regulator directories will contain a field called
443                 over_voltage_warn.  This indic    443                 over_voltage_warn.  This indicates if the device reports an
444                 over-voltage warning (1) or no    444                 over-voltage warning (1) or not (0).
445                                                   445 
446 What:           /sys/class/regulator/.../over_    446 What:           /sys/class/regulator/.../over_temp_warn
447 Date:           April 2022                        447 Date:           April 2022
448 KernelVersion:  5.18                              448 KernelVersion:  5.18
449 Contact:        Zev Weiss <zev@bewilderbeest.ne    449 Contact:        Zev Weiss <zev@bewilderbeest.net>
450 Description:                                      450 Description:
451                 Some regulator directories wil    451                 Some regulator directories will contain a field called
452                 over_temp_warn.  This indicate    452                 over_temp_warn.  This indicates if the device reports an
453                 over-temperature warning (1) o    453                 over-temperature warning (1) or not (0).
                                                      

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