xref: /freebsd-src/sys/contrib/device-tree/Bindings/rtc/amlogic,meson6-rtc.yaml (revision 84943d6f38e936ac3b7a3947ca26eeb27a39f938)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/rtc/amlogic,meson6-rtc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Amlogic Meson6, Meson8, Meson8b and Meson8m2 RTC

maintainers:
  - Neil Armstrong <neil.armstrong@linaro.org>
  - Martin Blumenstingl <martin.blumenstingl@googlemail.com>

allOf:
  - $ref: rtc.yaml#
  - $ref: /schemas/nvmem/nvmem.yaml#
  - $ref: /schemas/nvmem/nvmem-deprecated-cells.yaml#

properties:
  compatible:
    enum:
      - amlogic,meson6-rtc
      - amlogic,meson8-rtc
      - amlogic,meson8b-rtc
      - amlogic,meson8m2-rtc

  reg:
    maxItems: 1

  clocks:
    maxItems: 1

  interrupts:
    maxItems: 1

  resets:
    maxItems: 1

  vdd-supply: true

required:
  - compatible
  - reg

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/irq.h>
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    rtc: rtc@740 {
        compatible = "amlogic,meson6-rtc";
        reg = <0x740 0x14>;
        interrupts = <GIC_SPI 72 IRQ_TYPE_EDGE_RISING>;
        clocks = <&rtc32k_xtal>;
        vdd-supply = <&rtc_vdd>;
        resets = <&reset_rtc>;
        #address-cells = <1>;
        #size-cells = <1>;

        mac@0 {
            reg = <0 6>;
        };
    };