regulator: helpers: Add regmap set_pull_down helper
Add a helper function regulator_set_pull_down_regmap to allow regmap based regulators to easily enable pull down. Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Mark Brown <broonie@kernel.org>hifive-unleashed-5.1
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f7d37bc3cb
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@ -463,6 +463,24 @@ int regulator_set_soft_start_regmap(struct regulator_dev *rdev)
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}
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}
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EXPORT_SYMBOL_GPL(regulator_set_soft_start_regmap);
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EXPORT_SYMBOL_GPL(regulator_set_soft_start_regmap);
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/**
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* regulator_set_pull_down_regmap - Default set_pull_down() using regmap
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*
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* @rdev: device to operate on.
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*/
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int regulator_set_pull_down_regmap(struct regulator_dev *rdev)
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{
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unsigned int val;
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val = rdev->desc->pull_down_val_on;
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if (!val)
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val = rdev->desc->pull_down_mask;
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return regmap_update_bits(rdev->regmap, rdev->desc->pull_down_reg,
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rdev->desc->pull_down_mask, val);
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}
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EXPORT_SYMBOL_GPL(regulator_set_pull_down_regmap);
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/**
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/**
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* regulator_get_bypass_regmap - Default get_bypass() using regmap
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* regulator_get_bypass_regmap - Default get_bypass() using regmap
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*
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*
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@ -296,6 +296,10 @@ enum regulator_type {
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* @soft_start_mask: Mask for control when using regmap set_soft_start
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* @soft_start_mask: Mask for control when using regmap set_soft_start
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* @soft_start_val_on: Enabling value for control when using regmap
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* @soft_start_val_on: Enabling value for control when using regmap
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* set_soft_start
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* set_soft_start
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* @pull_down_reg: Register for control when using regmap set_pull_down
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* @pull_down_mask: Mask for control when using regmap set_pull_down
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* @pull_down_val_on: Enabling value for control when using regmap
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* set_pull_down
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*
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*
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* @enable_time: Time taken for initial enable of regulator (in uS).
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* @enable_time: Time taken for initial enable of regulator (in uS).
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* @off_on_delay: guard time (in uS), before re-enabling a regulator
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* @off_on_delay: guard time (in uS), before re-enabling a regulator
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@ -352,6 +356,9 @@ struct regulator_desc {
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unsigned int soft_start_reg;
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unsigned int soft_start_reg;
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unsigned int soft_start_mask;
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unsigned int soft_start_mask;
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unsigned int soft_start_val_on;
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unsigned int soft_start_val_on;
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unsigned int pull_down_reg;
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unsigned int pull_down_mask;
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unsigned int pull_down_val_on;
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unsigned int enable_time;
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unsigned int enable_time;
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@ -484,6 +491,7 @@ int regulator_set_voltage_time_sel(struct regulator_dev *rdev,
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int regulator_set_bypass_regmap(struct regulator_dev *rdev, bool enable);
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int regulator_set_bypass_regmap(struct regulator_dev *rdev, bool enable);
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int regulator_get_bypass_regmap(struct regulator_dev *rdev, bool *enable);
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int regulator_get_bypass_regmap(struct regulator_dev *rdev, bool *enable);
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int regulator_set_soft_start_regmap(struct regulator_dev *rdev);
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int regulator_set_soft_start_regmap(struct regulator_dev *rdev);
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int regulator_set_pull_down_regmap(struct regulator_dev *rdev);
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int regulator_set_active_discharge_regmap(struct regulator_dev *rdev,
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int regulator_set_active_discharge_regmap(struct regulator_dev *rdev,
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bool enable);
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bool enable);
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