Documentation/devicetree/bindings/rtc/nxp,lpc1788-rtc.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/rtc/nxp,lpc1788-rtc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: NXP LPC1788 real-time clock
   8
   9 description:
  10   The LPC1788 RTC provides calendar and clock functionality
  11   together with periodic tick and alarm interrupt support.
  12
  13 maintainers:
  14   - Javier Carrasco <javier.carrasco.cruz@gmail.com>
  15
  16 allOf:
  17   - $ref: rtc.yaml#
  18
  19 properties:
  20   compatible:
  21     const: nxp,lpc1788-rtc
  22
  23   reg:
  24     maxItems: 1
  25
  26   clocks:
  27     items:
  28       - description: RTC clock
  29       - description: Register clock
  30
  31   clock-names:
  32     items:
  33       - const: rtc
  34       - const: reg
  35
  36   interrupts:
  37     maxItems: 1
  38
  39 required:
  40   - compatible
  41   - reg
  42   - clocks
  43   - clock-names
  44   - interrupts
  45
  46 unevaluatedProperties: false
  47
  48 examples:
  49   - |
  50     #include <dt-bindings/clock/lpc18xx-ccu.h>
  51
  52     rtc@40046000 {
  53         compatible = "nxp,lpc1788-rtc";
  54         reg = <0x40046000 0x1000>;
  55         clocks = <&creg_clk 0>, <&ccu1 CLK_CPU_BUS>;
  56         clock-names = "rtc", "reg";
  57         interrupts = <47>;
  58     };