78 lines
1.7 KiB
YAML
78 lines
1.7 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/watchdog/fsl-imx-wdt.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Freescale i.MX Watchdog Timer (WDT) Controller
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maintainers:
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- Anson Huang <Anson.Huang@nxp.com>
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allOf:
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- $ref: "watchdog.yaml#"
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properties:
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compatible:
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oneOf:
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- const: fsl,imx21-wdt
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- items:
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- enum:
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- fsl,imx25-wdt
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- fsl,imx27-wdt
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- fsl,imx31-wdt
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- fsl,imx35-wdt
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- fsl,imx50-wdt
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- fsl,imx51-wdt
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- fsl,imx53-wdt
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- fsl,imx6q-wdt
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- fsl,imx6sl-wdt
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- fsl,imx6sll-wdt
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- fsl,imx6sx-wdt
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- fsl,imx6ul-wdt
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- fsl,imx7d-wdt
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- fsl,imx8mm-wdt
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- fsl,imx8mn-wdt
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- fsl,imx8mp-wdt
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- fsl,imx8mq-wdt
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- fsl,ls1012a-wdt
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- fsl,ls1043a-wdt
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- fsl,vf610-wdt
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- const: fsl,imx21-wdt
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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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fsl,ext-reset-output:
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$ref: /schemas/types.yaml#/definitions/flag
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description: |
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If present, the watchdog device is configured to assert its
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external reset (WDOG_B) instead of issuing a software reset.
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required:
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- compatible
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- interrupts
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- reg
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/clock/imx6qdl-clock.h>
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watchdog@20bc000 {
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compatible = "fsl,imx21-wdt";
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reg = <0x020bc000 0x4000>;
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interrupts = <0 80 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&clks IMX6QDL_CLK_IPG>;
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};
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...
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