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regulator: core: Add support for active-discharge configuration 

Add support to enable/disable active discharge of regulator via
machine constraints. This configuration is done when setting
machine constraint during regulator register and if regulator
driver implemented the callback ops.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
hifive-unleashed-5.1
Laxman Dewangan 2016-03-02 16:24:46 +05:30 committed by Mark Brown
parent 07a06694cb
commit 909f7ee0b5
1 changed files with 11 additions and 0 deletions
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11
drivers/regulator/core.c
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@ -1151,6 +1151,17 @@ static int set_machine_constraints(struct regulator_dev *rdev,
}
}
if (rdev->constraints->active_discharge && ops->set_active_discharge) {
bool ad_state = (rdev->constraints->active_discharge ==
REGULATOR_ACTIVE_DISCHARGE_ENABLE) ? true : false;
ret = ops->set_active_discharge(rdev, ad_state);
if (ret < 0) {
rdev_err(rdev, "failed to set active discharge\n");
return ret;
}
}
print_constraints(rdev);
return 0;
out: