Documentation/devicetree/bindings/iio/adc/ti,ads7138.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/iio/adc/ti,ads7138.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/iio/adc/ti,ads7138.yaml
Extension
.yaml
Size
1501 bytes
Lines
64
Domain
Support Tooling And Documentation
Bucket
Documentation
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

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Annotated Snippet

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/adc/ti,ads7138.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Texas Instruments ADS7128/ADS7138 analog-to-digital converter (ADC)

maintainers:
  - Tobias Sperling <tobias.sperling@softing.com>

description: |
  The ADS7128 and ADS7138 chips are 12-bit, 8 channel analog-to-digital
  converters (ADC) with build-in digital window comparator (DWC), using the
  I2C interface.
  ADS7128 differs in the addition of further hardware features, like a
  root-mean-square (RMS) and a zero-crossing-detect (ZCD) module.

  Datasheets:
    https://www.ti.com/product/ADS7128
    https://www.ti.com/product/ADS7138

properties:
  compatible:
    enum:
      - ti,ads7128
      - ti,ads7138

  reg:
    maxItems: 1

  avdd-supply:
    description:
      The regulator used as analog supply voltage as well as reference voltage.

  interrupts:
    description:
      Interrupt on ALERT pin, triggers on low level.
    maxItems: 1

required:
  - compatible
  - reg
  - avdd-supply

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/irq.h>
    i2c {
        #address-cells = <1>;
        #size-cells = <0>;

        adc@10 {
            compatible = "ti,ads7138";
            reg = <0x10>;
            avdd-supply = <&reg_stb_3v3>;
            interrupt-parent = <&gpio2>;
            interrupts = <12 IRQ_TYPE_LEVEL_LOW>;
        };
    };
...

Annotation

Implementation Notes