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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/watchdog/alphascale,asm9260-wdt.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Alphascale asm9260 Watchdog timer
allOf:
- $ref: watchdog.yaml#
maintainers:
- Oleksij Rempel <linux@rempel-privat.de>
properties:
compatible:
const: alphascale,asm9260-wdt
reg:
maxItems: 1
clocks:
items:
- description: source clock, used for tick counter
- description: ahb gate
clock-names:
items:
- const: mod
- const: ahb
interrupts:
maxItems: 1
resets:
maxItems: 1
reset-names:
items:
- const: wdt_rst
alphascale,mode:
description: |
Specifies the reset mode of operation. If set to sw, then reset is handled
via interrupt request, if set to debug, then it does nothing and logs.
$ref: /schemas/types.yaml#/definitions/string
enum: [hw, sw, debug]
default: hw
required:
- compatible
- reg
- clocks
- clock-names
- interrupts
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/clock/alphascale,asm9260.h>
watchdog0: watchdog@80048000 {
compatible = "alphascale,asm9260-wdt";
reg = <0x80048000 0x10>;
clocks = <&acc CLKID_SYS_WDT>, <&acc CLKID_AHB_WDT>;
clock-names = "mod", "ahb";
interrupts = <55>;
timeout-sec = <30>;
alphascale,mode = "hw";
};
|
