kernel_samsung_a34x-permissive/Documentation/devicetree/bindings/regulator/proxy-consumer.txt

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Regulator Proxy Consumer Bindings
Regulator proxy consumers provide a means to use a default regulator state
during bootup only which is removed at the end of boot. This feature can be
used in situations where a shared regulator can be scaled between several
possible voltages and hardware requires that it be at a high level at the
beginning of boot before the consumer device responsible for requesting the
high level has probed.
Optional properties:
proxy-supply: phandle of the regulator's own device node.
This property is required if any of the three
properties below are specified.
qcom,proxy-consumer-enable: Boolean indicating that the regulator must be
kept enabled during boot.
qcom,proxy-consumer-voltage: List of two integers corresponding the minimum
and maximum voltage allowed during boot in
microvolts.
qcom,proxy-consumer-current: Minimum current in microamps required during
boot.
Example:
foo_vreg: regulator@0 {
regulator-name = "foo";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <2000000>;
proxy-supply = <&foo_vreg>;
qcom,proxy-consumer-voltage = <1500000 2000000>;
qcom,proxy-consumer-current = <25000>;
qcom,proxy-consumer-enable;
};