xref: /linux/Documentation/devicetree/bindings/rtc/nxp,lpc1788-rtc.yaml (revision d2eedaa3909be9102d648a4a0a50ccf64f96c54f)

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/rtc/nxp,lpc1788-rtc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: NXP LPC1788 real-time clock

description:
  The LPC1788 RTC provides calendar and clock functionality
  together with periodic tick and alarm interrupt support.

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

allOf:
  - $ref: rtc.yaml#

properties:
  compatible:
    oneOf:
      - items:
          - enum:
              - nxp,lpc1850-rtc
          - const: nxp,lpc1788-rtc
      - const: nxp,lpc1788-rtc

  reg:
    maxItems: 1

  clocks:
    items:
      - description: RTC clock
      - description: Register clock

  clock-names:
    items:
      - const: rtc
      - const: reg

  interrupts:
    maxItems: 1

required:
  - compatible
  - reg
  - clocks
  - clock-names
  - interrupts

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/clock/lpc18xx-ccu.h>

    rtc@40046000 {
        compatible = "nxp,lpc1788-rtc";
        reg = <0x40046000 0x1000>;
        clocks = <&creg_clk 0>, <&ccu1 CLK_CPU_BUS>;
        clock-names = "rtc", "reg";
        interrupts = <47>;
    };