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regulator: of: Added a property to indicate bypass mode support

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Added a property to indicate if the regulator supports bypass mode.
Also modified of_get_regulation_constraints() to check for that
property and set appropriate constraints.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Kishon Vijay Abraham I 2013-06-20 14:07:37 +05:30 committed by Mark Brown
parent 7d13205581
commit 93134c7b40
2 changed files with 4 additions and 0 deletions
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1
Documentation/devicetree/bindings/regulator/regulator.txt
View File

@ -9,6 +9,7 @@ Optional properties:
- regulator-max-microamp: largest current consumers may set
- regulator-always-on: boolean, regulator should never be disabled
- regulator-boot-on: bootloader/firmware enabled regulator
- regulator-allow-bypass: allow the regulator to go into bypass mode
- <name>-supply: phandle to the parent supply/regulator node
- regulator-ramp-delay: ramp delay for regulator(in uV/uS)

3
drivers/regulator/of_regulator.c
View File

@ -61,6 +61,9 @@ static void of_get_regulation_constraints(struct device_node *np,
else /* status change should be possible if not always on. */
constraints->valid_ops_mask |= REGULATOR_CHANGE_STATUS;
if (of_property_read_bool(np, "regulator-allow-bypass"))
constraints->valid_ops_mask |= REGULATOR_CHANGE_BYPASS;
ramp_delay = of_get_property(np, "regulator-ramp-delay", NULL);
if (ramp_delay)
constraints->ramp_delay = be32_to_cpu(*ramp_delay);