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54 lines
1.1 KiB
54 lines
1.1 KiB
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/regulator/st,stm32-vrefbuf.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: STMicroelectronics STM32 Voltage reference buffer bindings |
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description: | |
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Some STM32 devices embed a voltage reference buffer which can be used as |
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voltage reference for ADCs, DACs and also as voltage reference for external |
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components through the dedicated VREF+ pin. |
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maintainers: |
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- Fabrice Gasnier <[email protected]> |
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allOf: |
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- $ref: "regulator.yaml#" |
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properties: |
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compatible: |
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const: st,stm32-vrefbuf |
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reg: |
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maxItems: 1 |
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clocks: |
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maxItems: 1 |
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vdda-supply: |
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description: phandle to the vdda input analog voltage. |
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required: |
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- compatible |
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- reg |
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- clocks |
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- vdda-supply |
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unevaluatedProperties: false |
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examples: |
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- | |
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#include <dt-bindings/clock/stm32mp1-clks.h> |
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vrefbuf@50025000 { |
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compatible = "st,stm32-vrefbuf"; |
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reg = <0x50025000 0x8>; |
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regulator-min-microvolt = <1500000>; |
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regulator-max-microvolt = <2500000>; |
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clocks = <&rcc VREF>; |
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vdda-supply = <&vdda>; |
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}; |
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... |
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