# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/adc/adi,max40080.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Analog Devices MAX40080 bidirectional current-sense amplifier

maintainers:
  - Ciprian Hegbeli <ciprian.hegbeli@analog.com>
  - Stefan Popa <stefan.popa@analog.com>

description: |
  The MAX40080 is a high-precision, bidirectional current-sense amplifier with
  an integrated 12-bit ADC and an I2C/SMBus interface. It measures the voltage
  across an external shunt resistor and the input bus voltage, and stores the
  results in an internal FIFO.

  Datasheet:
    https://www.analog.com/max40080

properties:
  compatible:
    const: adi,max40080

  reg:
    maxItems: 1

  "#io-channel-cells":
    const: 1

  vdd-supply:
    description: Power supply for the device.

  interrupts:
    maxItems: 1
    description: ALERT_ output for overcurrent/undervoltage threshold events.

  shunt-resistor-micro-ohms:
    description:
      Value of the current-sense shunt resistor connected between the RS+ and
      RS- inputs. Used to scale the reported current.

required:
  - compatible
  - reg
  - shunt-resistor-micro-ohms
  - vdd-supply

additionalProperties: false

examples:
  - |
    i2c {
        #address-cells = <1>;
        #size-cells = <0>;

        adc@20 {
            compatible = "adi,max40080";
            reg = <0x20>;
            #io-channel-cells = <1>;
            vdd-supply = <&vdd>;
            shunt-resistor-micro-ohms = <100000>;
        };
    };