# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id:
http://devicetree.org/schemas/iio/adc/ti,ads7924.yaml#
$schema:
http://devicetree.org/meta-schemas/core.yaml#
title: TI ADS7924 4 channels 12 bits I2C analog to digital converter
maintainers:
- Hugo Villeneuve <hvilleneuve@dimonoff.com>
description: |
Texas Instruments ADS7924 4 channels 12 bits I2C analog to digital converter
Specifications:
https://www.ti.com/lit/gpn/ads7924
properties:
compatible:
const: ti,ads7924
reg:
maxItems: 1
vref-supply:
description:
The regulator supply for the ADC reference voltage (AVDD)
reset-gpios:
maxItems: 1
interrupts:
maxItems: 1
"#address-cells":
const: 1
"#size-cells":
const: 0
"#io-channel-cells":
const: 1
patternProperties:
"^channel@[0-3]+$":
$ref: adc.yaml
description: |
Represents the external channels which are connected to the ADC.
properties:
reg:
description: |
The channel number. It can have up to 4 channels numbered from 0 to 3.
items:
- minimum: 0
maximum: 3
label: true
required:
- reg
additionalProperties: false
additionalProperties: false
required:
- compatible
- reg
- vref-supply
- "#address-cells"
- "#size-cells"
examples:
- |
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/gpio/gpio.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
adc@48 {
compatible = "ti,ads7924";
reg = <0x48>;
vref-supply = <&ads7924_reg>;
reset-gpios = <&gpio 5 GPIO_ACTIVE_LOW>;
interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
interrupt-parent = <&gpio>;
#address-cells = <1>;
#size-cells = <0>;
channel@0 {
reg = <0>;
label = "CH0";
};
channel@1 {
reg = <1>;
label = "CH1";
};
channel@2 {
reg = <2>;
label = "CH2";
};
channel@3 {
reg = <3>;
label = "CH3";
};
};
};
...
