xref: /freebsd/sys/contrib/device-tree/Bindings/rtc/fsl,stmp3xxx-rtc.yaml (revision 7d0873ebb83b19ba1e8a89e679470d885efe12e3)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/rtc/fsl,stmp3xxx-rtc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: STMP3xxx/i.MX28 Time Clock Controller

maintainers:
  - Javier Carrasco <javier.carrasco.cruz@gmail.com>

allOf:
  - $ref: rtc.yaml#

properties:
  compatible:
    oneOf:
      - items:
          - enum:
              - fsl,imx28-rtc
              - fsl,imx23-rtc
          - const: fsl,stmp3xxx-rtc
      - const: fsl,stmp3xxx-rtc

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  stmp,crystal-freq:
    description:
      Override crystal frequency as determined from fuse bits.
      Use <0> for "no crystal".
    $ref: /schemas/types.yaml#/definitions/uint32
    enum: [0, 32000, 32768]

required:
  - compatible
  - reg
  - interrupts

unevaluatedProperties: false

examples:
  - |
    rtc@80056000 {
        compatible = "fsl,imx28-rtc", "fsl,stmp3xxx-rtc";
        reg = <0x80056000 2000>;
        interrupts = <29>;
    };