111 lines
2.2 KiB
YAML
111 lines
2.2 KiB
YAML
# 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";
|
|
};
|
|
};
|
|
};
|
|
...
|