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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/adc/rohm,bd79124.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: ROHM BD79124 ADC/GPO
maintainers:
- Matti Vaittinen <mazziesaccount@gmail.com>
description: |
The ROHM BD79124 is a 12-bit, 8-channel, SAR ADC. The ADC supports
an automatic measurement mode, with an alarm interrupt for out-of-window
measurements. ADC input pins can be also configured as general purpose
outputs.
properties:
compatible:
const: rohm,bd79124
reg:
description:
I2C slave address.
maxItems: 1
interrupts:
maxItems: 1
gpio-controller: true
"#gpio-cells":
const: 1
description:
The pin number.
vdd-supply: true
iovdd-supply: true
"#address-cells":
const: 1
"#size-cells":
const: 0
patternProperties:
"^channel@[0-7]+$":
type: object
$ref: /schemas/iio/adc/adc.yaml#
description: Represents ADC channel.
properties:
reg:
description: AIN pin number
minimum: 0
maximum: 7
required:
- reg
additionalProperties: false
required:
- compatible
- reg
- iovdd-supply
- vdd-supply
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/leds/common.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
adc: adc@10 {
compatible = "rohm,bd79124";
reg = <0x10>;
interrupt-parent = <&gpio1>;
interrupts = <29 8>;
vdd-supply = <&dummyreg>;
iovdd-supply = <&dummyreg>;
#address-cells = <1>;
#size-cells = <0>;
channel@0 {
reg = <0>;
};
channel@1 {
reg = <1>;
};
channel@2 {
reg = <2>;
};
channel@3 {
reg = <3>;
};
channel@4 {
reg = <4>;
};
channel@5 {
reg = <5>;
};
channel@6 {
reg = <6>;
};
};
};
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