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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/watchdog/allwinner,sun4i-a10-wdt.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Allwinner A10 Watchdog Device Tree Bindings
allOf:
- $ref: "watchdog.yaml#"
maintainers:
- Chen-Yu Tsai <wens@csie.org>
- Maxime Ripard <mripard@kernel.org>
properties:
compatible:
oneOf:
- const: allwinner,sun4i-a10-wdt
- const: allwinner,sun6i-a31-wdt
- items:
- enum:
- allwinner,sun50i-a64-wdt
- allwinner,sun50i-a100-wdt
- allwinner,sun50i-h6-wdt
- allwinner,sun50i-h616-wdt
- allwinner,sun50i-r329-wdt
- allwinner,sun50i-r329-wdt-reset
- const: allwinner,sun6i-a31-wdt
- items:
- const: allwinner,suniv-f1c100s-wdt
- const: allwinner,sun4i-a10-wdt
- const: allwinner,sun20i-d1-wdt
- items:
- const: allwinner,sun20i-d1-wdt-reset
- const: allwinner,sun20i-d1-wdt
reg:
maxItems: 1
clocks:
minItems: 1
maxItems: 2
items:
- description: High-frequency oscillator input, divided internally
- description: Low-frequency oscillator input, only found on some variants
clock-names:
minItems: 1
maxItems: 2
items:
- const: hosc
- const: losc
interrupts:
maxItems: 1
required:
- compatible
- reg
- clocks
- interrupts
if:
properties:
compatible:
contains:
enum:
- allwinner,sun20i-d1-wdt
- allwinner,sun20i-d1-wdt-reset
- allwinner,sun50i-r329-wdt
- allwinner,sun50i-r329-wdt-reset
then:
properties:
clocks:
minItems: 2
clock-names:
minItems: 2
required:
- clock-names
else:
properties:
clocks:
maxItems: 1
clock-names:
maxItems: 1
unevaluatedProperties: false
examples:
- |
wdt: watchdog@1c20c90 {
compatible = "allwinner,sun4i-a10-wdt";
reg = <0x01c20c90 0x10>;
interrupts = <24>;
clocks = <&osc24M>;
timeout-sec = <10>;
};
...
|
