Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit df367931 authored by Mark Brown's avatar Mark Brown
Browse files

regulator: core: Provide regmap get/set bypass operations 



Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent f59c8f9f

drivers/regulator/core.c

+41 −0
Original line number Diff line number Diff line
@@ -2698,6 +2698,47 @@ int regulator_set_optimum_mode(struct regulator *regulator, int uA_load) 
}

EXPORT_SYMBOL_GPL(regulator_set_optimum_mode);



/**

 * regulator_set_bypass_regmap - Default set_bypass() using regmap

 *

 * @rdev: device to operate on.

 * @enable: state to set.

 */

int regulator_set_bypass_regmap(struct regulator_dev *rdev, bool enable)

{

	unsigned int val;



	if (enable)

		val = rdev->desc->bypass_mask;

	else

		val = 0;



	return regmap_update_bits(rdev->regmap, rdev->desc->bypass_reg,

				  rdev->desc->bypass_mask, val);

}

EXPORT_SYMBOL_GPL(regulator_set_bypass_regmap);



/**

 * regulator_get_bypass_regmap - Default get_bypass() using regmap

 *

 * @rdev: device to operate on.

 * @enable: current state.

 */

int regulator_get_bypass_regmap(struct regulator_dev *rdev, bool *enable)

{

	unsigned int val;

	int ret;



	ret = regmap_read(rdev->regmap, rdev->desc->bypass_reg, &val);

	if (ret != 0)

		return ret;



	*enable = val & rdev->desc->bypass_mask;



	return 0;

}

EXPORT_SYMBOL_GPL(regulator_get_bypass_regmap);



/**

 * regulator_allow_bypass - allow the regulator to go into bypass mode

 *

include/linux/regulator/driver.h

+4 −0
Original line number Diff line number Diff line
@@ -214,6 +214,8 @@ struct regulator_desc { 
	unsigned int vsel_mask;

	unsigned int enable_reg;

	unsigned int enable_mask;

	unsigned int bypass_reg;

	unsigned int bypass_mask;



	unsigned int enable_time;

};
@@ -320,6 +322,8 @@ int regulator_disable_regmap(struct regulator_dev *rdev); 
int regulator_set_voltage_time_sel(struct regulator_dev *rdev,

				   unsigned int old_selector,

				   unsigned int new_selector);

int regulator_set_bypass_regmap(struct regulator_dev *rdev, bool enable);

int regulator_get_bypass_regmap(struct regulator_dev *rdev, bool *enable);



void *regulator_get_init_drvdata(struct regulator_init_data *reg_init_data);