Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/rtc/renesas,rzn1-rtc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Renesas RZ/N1 SoCs Real-Time Clock DT bindings
   8
   9 maintainers:
  10   - Miquel Raynal <miquel.raynal@bootlin.com>
  11
  12 allOf:
  13   - $ref: rtc.yaml#
  14
  15 properties:
  16   compatible:
  17     items:
  18       - enum:
  19           - renesas,r9a06g032-rtc
  20       - const: renesas,rzn1-rtc
  21
  22   reg:
  23     maxItems: 1
  24
  25   interrupts:
  26     minItems: 3
  27     maxItems: 3
  28
  29   interrupt-names:
  30     items:
  31       - const: alarm
  32       - const: timer
  33       - const: pps
  34
  35   clocks:
  36     maxItems: 1
  37
  38   clock-names:
  39     const: hclk
  40
  41   power-domains:
  42     maxItems: 1
  43
  44 required:
  45   - compatible
  46   - reg
  47   - interrupts
  48   - interrupt-names
  49   - clocks
  50   - clock-names
  51   - power-domains
  52
  53 unevaluatedProperties: false
  54
  55 examples:
  56   - |
  57     #include <dt-bindings/interrupt-controller/arm-gic.h>
  58     #include <dt-bindings/clock/r9a06g032-sysctrl.h>
  59     rtc@40006000 {
  60        compatible = "renesas,r9a06g032-rtc", "renesas,rzn1-rtc";
  61        reg = <0x40006000 0x1000>;
  62        interrupts = <GIC_SPI 66 IRQ_TYPE_EDGE_RISING>,
  63                     <GIC_SPI 67 IRQ_TYPE_EDGE_RISING>,
  64                     <GIC_SPI 68 IRQ_TYPE_EDGE_RISING>;
  65        interrupt-names = "alarm", "timer", "pps";
  66        clocks = <&sysctrl R9A06G032_HCLK_RTC>;
  67        clock-names = "hclk";
  68        power-domains = <&sysctrl>;
  69        start-year = <2000>;
  70      };