linuxdebug/Documentation/devicetree/bindings/timer/renesas,mtu2.yaml

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1.8 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/timer/renesas,mtu2.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas Multi-Function Timer Pulse Unit 2 (MTU2)
maintainers:
- Geert Uytterhoeven <geert+renesas@glider.be>
- Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
description:
The MTU2 is a multi-purpose, multi-channel timer/counter with configurable clock inputs
and programmable compare match.
Channels share hardware resources but their counter and compare match value are
independent. The MTU2 hardware supports five channels indexed from 0 to 4.
properties:
compatible:
items:
- enum:
- renesas,mtu2-r7s72100 # RZ/A1H
- const: renesas,mtu2
reg:
maxItems: 1
interrupts:
minItems: 1
maxItems: 5
description: One entry for each enabled channel.
interrupt-names:
minItems: 1
items:
- const: tgi0a
- const: tgi1a
- const: tgi2a
- const: tgi3a
- const: tgi4a
clocks:
maxItems: 1
clock-names:
const: fck
power-domains:
maxItems: 1
required:
- compatible
- reg
- interrupts
- interrupt-names
- clocks
- clock-names
- power-domains
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/r7s72100-clock.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
mtu2: timer@fcff0000 {
compatible = "renesas,mtu2-r7s72100", "renesas,mtu2";
reg = <0xfcff0000 0x400>;
interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "tgi0a";
clocks = <&mstp3_clks R7S72100_CLK_MTU2>;
clock-names = "fck";
power-domains = <&cpg_clocks>;
};