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regulator: Add input current limit support

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Some regulators can limit their input current (typically annotated
as ilim). Add an op (set_input_current_limit) and a DT property +
constraint to support this.

Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Stephen Boyd
2015-06-11 17:37:06 -07:00
committed by Mark Brown
parent 57f66b7886
commit 36e4f839de
5 changed files with 19 additions and 0 deletions
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3
include/linux/regulator/driver.h
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@@ -91,6 +91,7 @@ struct regulator_linear_range {
* @set_current_limit: Configure a limit for a current-limited regulator.
* The driver should select the current closest to max_uA.
* @get_current_limit: Get the configured limit for a current-limited regulator.
* @set_input_current_limit: Configure an input limit.
*
* @set_mode: Set the configured operating mode for the regulator.
* @get_mode: Get the configured operating mode for the regulator.
@@ -145,6 +146,8 @@ struct regulator_ops {
int min_uA, int max_uA);
int (*get_current_limit) (struct regulator_dev *);
int (*set_input_current_limit) (struct regulator_dev *, int lim_uA);
/* enable/disable regulator */
int (*enable) (struct regulator_dev *);
int (*disable) (struct regulator_dev *);