xref: /freebsd/sys/contrib/device-tree/Bindings/iio/adc/sophgo,cv1800b-saradc.yaml (revision b2d2a78ad80ec68d4a17f5aef97d21686cb1e29b)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/iio/adc/sophgo,cv1800b-saradc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title:
  Sophgo CV1800B SoC 3 channels Successive Approximation Analog to
  Digital Converters

maintainers:
  - Thomas Bonnefille <thomas.bonnefille@bootlin.com>

description:
  Datasheet at https://github.com/sophgo/sophgo-doc/releases

properties:
  compatible:
    const: sophgo,cv1800b-saradc

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 1

  '#address-cells':
    const: 1

  '#size-cells':
    const: 0

patternProperties:
  "^channel@[0-2]$":
    $ref: adc.yaml

    properties:
      reg:
        items:
          - minimum: 0
            maximum: 2

    required:
      - reg

    additionalProperties: false

required:
  - compatible
  - reg
  - clocks
  - '#address-cells'
  - '#size-cells'

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/sophgo,cv1800.h>
    #include <dt-bindings/interrupt-controller/irq.h>
    adc@30f0000 {
        compatible = "sophgo,cv1800b-saradc";
        reg = <0x030f0000 0x1000>;
        clocks = <&clk CLK_SARADC>;
        interrupts = <100 IRQ_TYPE_LEVEL_HIGH>;
        #address-cells = <1>;
        #size-cells = <0>;

        channel@0 {
            reg = <0>;
        };

        channel@1 {
            reg = <1>;
        };

        channel@2 {
            reg = <2>;
        };
    };