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regulator: helper: Add helper to configure active-discharge using regmap

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Add helper function to set the state of active-discharge of
regulator using regmap. The HW regulator driver can directly
use this by providing the necessary information in the regulator
descriptor.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Laxman Dewangan
2016-03-02 16:24:47 +05:30
committed by Mark Brown
parent 670666b9e0
commit 354794dacc
2 changed files with 37 additions and 0 deletions
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14
include/linux/regulator/driver.h
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@@ -269,6 +269,14 @@ enum regulator_type {
* @bypass_mask: Mask for control when using regmap set_bypass
* @bypass_val_on: Enabling value for control when using regmap set_bypass
* @bypass_val_off: Disabling value for control when using regmap set_bypass
* @active_discharge_off: Enabling value for control when using regmap
* set_active_discharge
* @active_discharge_on: Disabling value for control when using regmap
* set_active_discharge
* @active_discharge_mask: Mask for control when using regmap
* set_active_discharge
* @active_discharge_reg: Register for control when using regmap
* set_active_discharge
*
* @enable_time: Time taken for initial enable of regulator (in uS).
* @off_on_delay: guard time (in uS), before re-enabling a regulator
@@ -318,6 +326,10 @@ struct regulator_desc {
unsigned int bypass_mask;
unsigned int bypass_val_on;
unsigned int bypass_val_off;
unsigned int active_discharge_on;
unsigned int active_discharge_off;
unsigned int active_discharge_mask;
unsigned int active_discharge_reg;
unsigned int enable_time;
@@ -450,6 +462,8 @@ int regulator_set_voltage_time_sel(struct regulator_dev *rdev,
int regulator_set_bypass_regmap(struct regulator_dev *rdev, bool enable);
int regulator_get_bypass_regmap(struct regulator_dev *rdev, bool *enable);
int regulator_set_active_discharge_regmap(struct regulator_dev *rdev,
bool enable);
void *regulator_get_init_drvdata(struct regulator_init_data *reg_init_data);
#endif