diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/regulator/driver.h | 3 | ||||
| -rw-r--r-- | include/linux/regulator/machine.h | 3 |
2 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h index ae5c25379237..ddc155d262da 100644 --- a/include/linux/regulator/driver.h +++ b/include/linux/regulator/driver.h @@ -67,6 +67,8 @@ enum regulator_status { * * @enable_time: Time taken for the regulator voltage output voltage to * stabilise after being enabled, in microseconds. + * @set_ramp_delay: Set the ramp delay for the regulator. The driver should + * select ramp delay equal to or less than(closest) ramp_delay. * @set_voltage_time_sel: Time taken for the regulator voltage output voltage * to stabilise after being set to a new value, in microseconds. * The function provides the from and to voltage selector, the @@ -113,6 +115,7 @@ struct regulator_ops { /* Time taken to enable or set voltage on the regulator */ int (*enable_time) (struct regulator_dev *); + int (*set_ramp_delay) (struct regulator_dev *, int ramp_delay); int (*set_voltage_time_sel) (struct regulator_dev *, unsigned int old_selector, unsigned int new_selector); diff --git a/include/linux/regulator/machine.h b/include/linux/regulator/machine.h index b02108446be7..5f37ad3cc172 100644 --- a/include/linux/regulator/machine.h +++ b/include/linux/regulator/machine.h @@ -92,6 +92,7 @@ struct regulator_state { * mode. * @initial_state: Suspend state to set by default. * @initial_mode: Mode to set at startup. + * @ramp_delay: Time to settle down after voltage change (unit: mV/us) */ struct regulation_constraints { @@ -125,6 +126,8 @@ struct regulation_constraints { /* mode to set on startup */ unsigned int initial_mode; + unsigned int ramp_delay; + /* constraint flags */ unsigned always_on:1; /* regulator never off when system is on */ unsigned boot_on:1; /* bootloader/firmware enabled regulator */ |