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