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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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