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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -3,8 +3,9 @@ Date: April 2008 | |
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| state. This holds the regulator output state. | ||
| Some regulator directories will contain a field called | ||
| state. This reports the regulator enable status, for | ||
| regulators which can report that value. | ||
|
|
||
| This will be one of the following strings: | ||
|
|
||
|
|
@@ -18,7 +19,8 @@ Description: | |
| 'disabled' means the regulator output is OFF and is not | ||
| supplying power to the system.. | ||
|
|
||
| 'unknown' means software cannot determine the state. | ||
| 'unknown' means software cannot determine the state, or | ||
| the reported state is invalid. | ||
|
|
||
| NOTE: this field can be used in conjunction with microvolts | ||
| and microamps to determine regulator output levels. | ||
|
|
@@ -53,9 +55,10 @@ Date: April 2008 | |
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| microvolts. This holds the regulator output voltage setting | ||
| measured in microvolts (i.e. E-6 Volts). | ||
| measured in microvolts (i.e. E-6 Volts), for regulators | ||
| which can report that voltage. | ||
|
|
||
| NOTE: This value should not be used to determine the regulator | ||
| output voltage level as this value is the same regardless of | ||
|
|
@@ -67,9 +70,10 @@ Date: April 2008 | |
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| microamps. This holds the regulator output current limit | ||
| setting measured in microamps (i.e. E-6 Amps). | ||
| setting measured in microamps (i.e. E-6 Amps), for regulators | ||
| which can report that current. | ||
|
|
||
| NOTE: This value should not be used to determine the regulator | ||
| output current level as this value is the same regardless of | ||
|
|
@@ -81,8 +85,9 @@ Date: April 2008 | |
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| opmode. This holds the regulator operating mode setting. | ||
| Some regulator directories will contain a field called | ||
| opmode. This holds the current regulator operating mode, | ||
| for regulators which can report it. | ||
|
|
||
| The opmode value can be one of the following strings: | ||
|
|
||
|
|
@@ -92,7 +97,7 @@ Description: | |
| 'standby' | ||
| 'unknown' | ||
|
|
||
| The modes are described in include/linux/regulator/regulator.h | ||
| The modes are described in include/linux/regulator/consumer.h | ||
|
|
||
| NOTE: This value should not be used to determine the regulator | ||
| output operating mode as this value is the same regardless of | ||
|
|
@@ -104,9 +109,10 @@ Date: April 2008 | |
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| min_microvolts. This holds the minimum safe working regulator | ||
| output voltage setting for this domain measured in microvolts. | ||
| output voltage setting for this domain measured in microvolts, | ||
| for regulators which support voltage constraints. | ||
|
|
||
| NOTE: this will return the string 'constraint not defined' if | ||
| the power domain has no min microvolts constraint defined by | ||
|
|
@@ -118,9 +124,10 @@ Date: April 2008 | |
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| max_microvolts. This holds the maximum safe working regulator | ||
| output voltage setting for this domain measured in microvolts. | ||
| output voltage setting for this domain measured in microvolts, | ||
| for regulators which support voltage constraints. | ||
|
|
||
| NOTE: this will return the string 'constraint not defined' if | ||
| the power domain has no max microvolts constraint defined by | ||
|
|
@@ -132,10 +139,10 @@ Date: April 2008 | |
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| min_microamps. This holds the minimum safe working regulator | ||
| output current limit setting for this domain measured in | ||
| microamps. | ||
| microamps, for regulators which support current constraints. | ||
|
|
||
| NOTE: this will return the string 'constraint not defined' if | ||
| the power domain has no min microamps constraint defined by | ||
|
|
@@ -147,10 +154,10 @@ Date: April 2008 | |
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| max_microamps. This holds the maximum safe working regulator | ||
| output current limit setting for this domain measured in | ||
| microamps. | ||
| microamps, for regulators which support current constraints. | ||
|
|
||
| NOTE: this will return the string 'constraint not defined' if | ||
| the power domain has no max microamps constraint defined by | ||
|
|
@@ -185,7 +192,7 @@ Date: April 2008 | |
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| requested_microamps. This holds the total requested load | ||
| current in microamps for this regulator from all its consumer | ||
| devices. | ||
|
|
@@ -204,125 +211,102 @@ Date: May 2008 | |
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| suspend_mem_microvolts. This holds the regulator output | ||
| voltage setting for this domain measured in microvolts when | ||
| the system is suspended to memory. | ||
|
|
||
| NOTE: this will return the string 'not defined' if | ||
| the power domain has no suspend to memory voltage defined by | ||
| platform code. | ||
| the system is suspended to memory, for voltage regulators | ||
| implementing suspend voltage configuration constraints. | ||
|
|
||
| What: /sys/class/regulator/.../suspend_disk_microvolts | ||
| Date: May 2008 | ||
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| suspend_disk_microvolts. This holds the regulator output | ||
| voltage setting for this domain measured in microvolts when | ||
| the system is suspended to disk. | ||
|
|
||
| NOTE: this will return the string 'not defined' if | ||
| the power domain has no suspend to disk voltage defined by | ||
| platform code. | ||
| the system is suspended to disk, for voltage regulators | ||
| implementing suspend voltage configuration constraints. | ||
|
|
||
| What: /sys/class/regulator/.../suspend_standby_microvolts | ||
| Date: May 2008 | ||
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| suspend_standby_microvolts. This holds the regulator output | ||
| voltage setting for this domain measured in microvolts when | ||
| the system is suspended to standby. | ||
|
|
||
| NOTE: this will return the string 'not defined' if | ||
| the power domain has no suspend to standby voltage defined by | ||
| platform code. | ||
| the system is suspended to standby, for voltage regulators | ||
| implementing suspend voltage configuration constraints. | ||
|
|
||
| What: /sys/class/regulator/.../suspend_mem_mode | ||
| Date: May 2008 | ||
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| suspend_mem_mode. This holds the regulator operating mode | ||
| setting for this domain when the system is suspended to | ||
| memory. | ||
|
|
||
| NOTE: this will return the string 'not defined' if | ||
| the power domain has no suspend to memory mode defined by | ||
| platform code. | ||
| memory, for regulators implementing suspend mode | ||
| configuration constraints. | ||
|
|
||
| What: /sys/class/regulator/.../suspend_disk_mode | ||
| Date: May 2008 | ||
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| suspend_disk_mode. This holds the regulator operating mode | ||
| setting for this domain when the system is suspended to disk. | ||
|
|
||
| NOTE: this will return the string 'not defined' if | ||
| the power domain has no suspend to disk mode defined by | ||
| platform code. | ||
| setting for this domain when the system is suspended to disk, | ||
| for regulators implementing suspend mode configuration | ||
| constraints. | ||
|
|
||
| What: /sys/class/regulator/.../suspend_standby_mode | ||
| Date: May 2008 | ||
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| suspend_standby_mode. This holds the regulator operating mode | ||
| setting for this domain when the system is suspended to | ||
| standby. | ||
|
|
||
| NOTE: this will return the string 'not defined' if | ||
| the power domain has no suspend to standby mode defined by | ||
| platform code. | ||
| standby, for regulators implementing suspend mode | ||
| configuration constraints. | ||
|
|
||
| What: /sys/class/regulator/.../suspend_mem_state | ||
| Date: May 2008 | ||
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| suspend_mem_state. This holds the regulator operating state | ||
| when suspended to memory. | ||
|
|
||
| This will be one of the following strings: | ||
| when suspended to memory, for regulators implementing suspend | ||
| configuration constraints. | ||
|
|
||
| 'enabled' | ||
| 'disabled' | ||
| 'not defined' | ||
| This will be one of the same strings reported by | ||
| the "state" attribute. | ||
|
|
||
| What: /sys/class/regulator/.../suspend_disk_state | ||
| Date: May 2008 | ||
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| suspend_disk_state. This holds the regulator operating state | ||
| when suspended to disk. | ||
|
|
||
| This will be one of the following strings: | ||
| when suspended to disk, for regulators implementing | ||
| suspend configuration constraints. | ||
|
|
||
| 'enabled' | ||
| 'disabled' | ||
| 'not defined' | ||
| This will be one of the same strings reported by | ||
| the "state" attribute. | ||
|
|
||
| What: /sys/class/regulator/.../suspend_standby_state | ||
| Date: May 2008 | ||
| KernelVersion: 2.6.26 | ||
| Contact: Liam Girdwood <[email protected]> | ||
| Description: | ||
| Each regulator directory will contain a field called | ||
| Some regulator directories will contain a field called | ||
| suspend_standby_state. This holds the regulator operating | ||
| state when suspended to standby. | ||
|
|
||
| This will be one of the following strings: | ||
| state when suspended to standby, for regulators implementing | ||
| suspend configuration constraints. | ||
|
|
||
| 'enabled' | ||
| 'disabled' | ||
| 'not defined' | ||
| This will be one of the same strings reported by | ||
| the "state" attribute. | ||
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