115 lines
2.3 KiB
YAML
115 lines
2.3 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/rtc/ingenic,rtc.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Ingenic SoCs Real-Time Clock
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maintainers:
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- Paul Cercueil <paul@crapouillou.net>
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allOf:
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- $ref: rtc.yaml#
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- if:
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not:
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properties:
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compatible:
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contains:
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enum:
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- ingenic,jz4770-rtc
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- ingenic,jz4780-rtc
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then:
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properties:
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"#clock-cells": false
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properties:
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compatible:
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oneOf:
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- enum:
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- ingenic,jz4740-rtc
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- ingenic,jz4760-rtc
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- items:
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- const: ingenic,jz4725b-rtc
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- const: ingenic,jz4740-rtc
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- items:
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- enum:
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- ingenic,jz4770-rtc
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- ingenic,jz4780-rtc
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- const: ingenic,jz4760-rtc
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reg:
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maxItems: 1
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interrupts:
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maxItems: 1
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clocks:
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maxItems: 1
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clock-names:
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const: rtc
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"#clock-cells":
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const: 0
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system-power-controller:
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description: |
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Indicates that the RTC is responsible for powering OFF
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the system.
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type: boolean
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ingenic,reset-pin-assert-time-ms:
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minimum: 0
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maximum: 125
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default: 60
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description: |
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Reset pin low-level assertion time after wakeup
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(assuming RTC clock at 32 kHz)
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ingenic,min-wakeup-pin-assert-time-ms:
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minimum: 0
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maximum: 2000
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default: 100
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description: |
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Minimum wakeup pin assertion time
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(assuming RTC clock at 32 kHz)
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required:
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- compatible
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- reg
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- interrupts
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- clocks
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- clock-names
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/clock/ingenic,jz4740-cgu.h>
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rtc_dev: rtc@10003000 {
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compatible = "ingenic,jz4740-rtc";
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reg = <0x10003000 0x40>;
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interrupt-parent = <&intc>;
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interrupts = <15>;
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clocks = <&cgu JZ4740_CLK_RTC>;
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clock-names = "rtc";
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};
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- |
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#include <dt-bindings/clock/ingenic,jz4780-cgu.h>
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rtc: rtc@10003000 {
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compatible = "ingenic,jz4780-rtc", "ingenic,jz4760-rtc";
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reg = <0x10003000 0x4c>;
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interrupt-parent = <&intc>;
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interrupts = <32>;
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clocks = <&cgu JZ4780_CLK_RTCLK>;
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clock-names = "rtc";
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#clock-cells = <0>;
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};
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