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.
Cc: Laxman Dewangan ldewan...@nvidia.com
Signed-off-by: Kishon Vijay Abraham I kis...@ti.com
---
Documentation/devicetree/bindings/regulator/regulator.txt |1 +
drivers/regulator/of_regulator.c |3 +++
2 files changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/regulator/regulator.txt
b/Documentation/devicetree/bindings/regulator/regulator.txt
index ecfc6cc..48a3b8e 100644
--- a/Documentation/devicetree/bindings/regulator/regulator.txt
+++ b/Documentation/devicetree/bindings/regulator/regulator.txt
@@ -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)
diff --git a/drivers/regulator/of_regulator.c b/drivers/regulator/of_regulator.c
index 66ca769..f3c8f8f 100644
--- a/drivers/regulator/of_regulator.c
+++ b/drivers/regulator/of_regulator.c
@@ -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);
--
1.7.10.4
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