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regulator: Add over current protection (OCP) support

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Some regulators can automatically shut down when they detect an
over current event. Add an op (set_over_current_protection) and a
DT property + constraint to support this capability.

Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Stephen Boyd
2015-07-17 14:41:54 -07:00
committed by Mark Brown
parent bc0195aad0
commit 3a003baeec
5 changed files with 15 additions and 0 deletions
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include/linux/regulator/machine.h
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@@ -147,6 +147,7 @@ struct regulation_constraints {
unsigned ramp_disable:1; /* disable ramp delay */
unsigned soft_start:1; /* ramp voltage slowly */
unsigned pull_down:1; /* pull down resistor when regulator off */
unsigned over_current_protection:1; /* auto disable on over current */
};
/**