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Subject[PATCH v2 2/5] regulator: Introduce property to flag drms
Date
Introduce "regulator-allow-drms" to make it possible for board
configuration to enable drms for regulators.

Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.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 abb26b5..a2377cb 100644
--- a/Documentation/devicetree/bindings/regulator/regulator.txt
+++ b/Documentation/devicetree/bindings/regulator/regulator.txt
@@ -10,6 +10,7 @@ Optional properties:
- 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
+- regulator-allow-drms: allow dynamic regulator mode switching
- <name>-supply: phandle to the parent supply/regulator node
- regulator-ramp-delay: ramp delay for regulator(in uV/uS)
For hardware which supports disabling ramp rate, it should be explicitly
diff --git a/drivers/regulator/of_regulator.c b/drivers/regulator/of_regulator.c
index 24e812c..bb52532 100644
--- a/drivers/regulator/of_regulator.c
+++ b/drivers/regulator/of_regulator.c
@@ -70,6 +70,9 @@ static void of_get_regulation_constraints(struct device_node *np,
if (of_property_read_bool(np, "regulator-allow-bypass"))
constraints->valid_ops_mask |= REGULATOR_CHANGE_BYPASS;

+ if (of_property_read_bool(np, "regulator-allow-drms"))
+ constraints->valid_ops_mask |= REGULATOR_CHANGE_DRMS;
+
ret = of_property_read_u32(np, "regulator-ramp-delay", &pval);
if (!ret) {
if (pval)
--
1.8.2.2


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