| # 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>; |
| }; |
| }; |
| }; |
| }; |
| }; |
