1 # SPDX-License-Identifier: GPL-2.0
4 $id: http://devicetree.org/schemas/regulator/fixed-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Fixed Voltage regulators
10 - Liam Girdwood <lgirdwood@gmail.com>
11 - Mark Brown <broonie@kernel.org>
14 Any property defined as part of the core regulator binding, defined in
15 regulator.yaml, can also be used. However a fixed voltage regulator is
16 expected to have the regulator-min-microvolt and regulator-max-microvolt
20 - $ref: "regulator.yaml#"
24 const: regulator-fixed
29 description: gpio to use for enable control
33 description: startup time in microseconds
34 $ref: /schemas/types.yaml#/definitions/uint32
38 Polarity of GPIO is Active high. If this property is missing,
39 the default assumed is Active low.
44 GPIO is open drain type. If this property is missing then default
49 description: Input supply phandle.
50 $ref: /schemas/types.yaml#/definitions/phandle
58 reg_1v8: regulator-1v8 {
59 compatible = "regulator-fixed";
60 regulator-name = "1v8";
61 regulator-min-microvolt = <1800000>;
62 regulator-max-microvolt = <1800000>;
64 startup-delay-us = <70000>;
68 vin-supply = <&parent_reg>;