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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/regulator/richtek,rtq2134-regulator.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Richtek RTQ2134 SubPMIC Regulator
maintainers:
- ChiYuan Huang <cy_huang@richtek.com>
description: |
The RTQ2134 is a multi-phase, programmable power management IC that
integrates with four high efficient, synchronous step-down converter cores.
Datasheet is available at
https://www.richtek.com/assets/product_file/RTQ2134-QA/DSQ2134-QA-01.pdf
properties:
compatible:
enum:
- richtek,rtq2134
reg:
maxItems: 1
regulators:
type: object
patternProperties:
"^buck[1-3]$":
type: object
$ref: regulator.yaml#
description: |
regulator description for buck[1-3].
properties:
richtek,use-vsel-dvs:
type: boolean
description: |
If specified, buck will listen to 'vsel' pin for dvs config.
Else, use dvs0 voltage by default.
richtek,uv-shutdown:
type: boolean
description: |
If specified, use shutdown as UV action. Else, hiccup by default.
unevaluatedProperties: false
additionalProperties: false
required:
- compatible
- reg
- regulators
additionalProperties: false
examples:
- |
i2c {
#address-cells = <1>;
#size-cells = <0>;
rtq2134@18 {
compatible = "richtek,rtq2134";
reg = <0x18>;
regulators {
buck1 {
regulator-name = "rtq2134-buck1";
regulator-min-microvolt = <300000>;
regulator-max-microvolt = <1850000>;
regulator-always-on;
richtek,use-vsel-dvs;
regulator-state-mem {
regulator-suspend-min-microvolt = <550000>;
regulator-suspend-max-microvolt = <550000>;
};
};
buck2 {
regulator-name = "rtq2134-buck2";
regulator-min-microvolt = <1120000>;
regulator-max-microvolt = <1120000>;
regulator-always-on;
richtek,use-vsel-dvs;
regulator-state-mem {
regulator-suspend-min-microvolt = <1120000>;
regulator-suspend-max-microvolt = <1120000>;
};
};
buck3 {
regulator-name = "rtq2134-buck3";
regulator-min-microvolt = <600000>;
regulator-max-microvolt = <600000>;
regulator-always-on;
richtek,use-vsel-dvs;
regulator-state-mem {
regulator-suspend-min-microvolt = <600000>;
regulator-suspend-max-microvolt = <600000>;
};
};
};
};
};
|
