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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/rtc/renesas,rzn1-rtc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas RZ/N1 SoCs Real-Time Clock
maintainers:
- Miquel Raynal <miquel.raynal@bootlin.com>
properties:
compatible:
oneOf:
- items:
- enum:
- renesas,r9a06g032-rtc
- const: renesas,rzn1-rtc
- const: renesas,r9a09g077-rtc
- items:
- const: renesas,r9a09g087-rtc
- const: renesas,r9a09g077-rtc
reg:
maxItems: 1
interrupts:
minItems: 3
maxItems: 3
interrupt-names:
items:
- const: alarm
- const: timer
- const: pps
clocks:
minItems: 1
maxItems: 2
clock-names:
minItems: 1
items:
- const: hclk
- const: xtal
power-domains:
maxItems: 1
required:
- compatible
- reg
- interrupts
- interrupt-names
- clocks
- clock-names
- power-domains
allOf:
- $ref: rtc.yaml#
- if:
properties:
compatible:
contains:
enum:
- renesas,r9a09g077-rtc
- renesas,r9a09g087-rtc
then:
properties:
clocks:
minItems: 2
clock-names:
minItems: 2
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/r9a06g032-sysctrl.h>
rtc@40006000 {
compatible = "renesas,r9a06g032-rtc", "renesas,rzn1-rtc";
reg = <0x40006000 0x1000>;
interrupts = <GIC_SPI 66 IRQ_TYPE_EDGE_RISING>,
<GIC_SPI 67 IRQ_TYPE_EDGE_RISING>,
<GIC_SPI 68 IRQ_TYPE_EDGE_RISING>;
interrupt-names = "alarm", "timer", "pps";
clocks = <&sysctrl R9A06G032_HCLK_RTC>;
clock-names = "hclk";
power-domains = <&sysctrl>;
start-year = <2000>;
};
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