xref: /kernel/linux/linux-5.10/Documentation/devicetree/bindings/iio/imu/adi,adis16475.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/imu/adi,adis16475.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Analog Devices ADIS16475 and similar IMUs

maintainers:
  - Nuno Sá <nuno.sa@analog.com>

description: |
  Analog Devices ADIS16475 and similar IMUs
  https://www.analog.com/media/en/technical-documentation/data-sheets/ADIS16475.pdf

properties:
  compatible:
    enum:
      - adi,adis16475-1
      - adi,adis16475-2
      - adi,adis16475-3
      - adi,adis16477-1
      - adi,adis16477-2
      - adi,adis16477-3
      - adi,adis16470
      - adi,adis16465-1
      - adi,adis16465-2
      - adi,adis16465-3
      - adi,adis16467-1
      - adi,adis16467-2
      - adi,adis16467-3
      - adi,adis16500
      - adi,adis16505-1
      - adi,adis16505-2
      - adi,adis16505-3
      - adi,adis16507-1
      - adi,adis16507-2
      - adi,adis16507-3

  reg:
    maxItems: 1

  spi-cpha: true

  spi-cpol: true

  spi-max-frequency:
    maximum: 2000000

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 1

  reset-gpios:
    description:
      Must be the device tree identifier of the RESET pin. If specified,
      it will be asserted during driver probe. As the line is active low,
      it should be marked GPIO_ACTIVE_LOW.
    maxItems: 1

  adi,sync-mode:
    description:
      Configures the device SYNC pin. The following modes are supported
      0 - output_sync
      1 - direct_sync
      2 - scaled_sync
      3 - pulse_sync
    $ref: /schemas/types.yaml#/definitions/uint32
    minimum: 0
    maximum: 3

  adi,scaled-output-hz:
    description:
      This property must be present if the clock mode is scaled-sync through
      clock-names property. In this mode, the input clock can have a range
      of 1Hz to 128HZ which must be scaled to originate an allowable sample
      rate. This property specifies that rate.
    minimum: 1900
    maximum: 2100

required:
  - compatible
  - reg
  - interrupts
  - spi-cpha
  - spi-cpol

allOf:
  - if:
      properties:
        compatible:
          contains:
            enum:
              - adi,adis16500
              - adi,adis16505-1
              - adi,adis16505-2
              - adi,adis16505-3
              - adi,adis16507-1
              - adi,adis16507-2
              - adi,adis16507-3

    then:
      properties:
        adi,sync-mode:
          minimum: 0
          maximum: 2

  - if:
      properties:
        adi,sync-mode:
          enum: [1, 2, 3]

    then:
      dependencies:
        adi,sync-mode: [ clocks ]

additionalProperties: false

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

            adis16475: adis16475-3@0 {
                    compatible = "adi,adis16475-3";
                    reg = <0>;
                    spi-cpha;
                    spi-cpol;
                    spi-max-frequency = <2000000>;
                    interrupts = <4 IRQ_TYPE_EDGE_RISING>;
                    interrupt-parent = <&gpio>;
            };
    };
...