Documentation/devicetree/bindings/iio/magnetometer/asahi-kasei,ak8974.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/iio/magnetometer/asahi-kasei,ak8974.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/iio/magnetometer/asahi-kasei,ak8974.yaml
Extension
.yaml
Size
1219 bytes
Lines
58
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.

Dependency Surface

Detected Declarations

Annotated Snippet

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/magnetometer/asahi-kasei,ak8974.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Asahi Kasei AK8974 magnetometer sensor

maintainers:
  - Linus Walleij <linusw@kernel.org>

properties:
  compatible:
    enum:
      - alps,hscdtd008a
      - asahi-kasei,ak8974

  reg:
    maxItems: 1

  interrupts:
    minItems: 1
    maxItems: 2
    description: |
      Data ready (DRDY) and interrupt (INT1) lines from the chip. The DRDY
      interrupt must be placed first. The interrupts can be triggered on
      rising or falling edges.

  avdd-supply: true

  dvdd-supply: true

  mount-matrix: true

additionalProperties: false

required:
  - compatible
  - reg

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

        magnetometer@f {
            compatible = "asahi-kasei,ak8974";
            reg = <0x0f>;
            avdd-supply = <&foo_reg>;
            dvdd-supply = <&bar_reg>;
            interrupts = <0 IRQ_TYPE_EDGE_RISING>,
                         <1 IRQ_TYPE_EDGE_RISING>;
        };
    };
...

Annotation

Implementation Notes