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dm: power: Add a function to set up all regulators

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The device tree provides information about which regulators should be
on at boot, or always on. Use this to set them up automatically.

Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-by: Przemyslaw Marczak <p.marczak@samsung.com>
Acked-by: Przemyslaw Marczak <p.marczak@samsung.com>
This commit is contained in:
Simon Glass
2015-06-23 15:38:59 -06:00
parent 3b55d30f6f
commit 083fc83a4e
2 changed files with 33 additions and 0 deletions
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11
include/power/regulator.h
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@@ -315,6 +315,17 @@ int regulator_get_mode(struct udevice *dev);
*/
int regulator_set_mode(struct udevice *dev, int mode_id);
/**
* regulators_enable_boot_on() - enable regulators needed for boot
*
* This enables all regulators which are marked to be on at boot time. This
* only works for regulators which don't have a range for voltage/current,
* since in that case it is not possible to know which value to use.
*
* This effectively calls regulator_autoset() for every regulator.
*/
int regulators_enable_boot_on(bool verbose);
/**
* regulator_autoset: setup the voltage/current on a regulator
*