Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
129 lines
3.1 KiB
YAML
129 lines
3.1 KiB
YAML
# 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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- Shawn Guo <shawnguo@kernel.org>
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- Sascha Hauer <s.hauer@pengutronix.de>
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- Fabio Estevam <festevam@gmail.com>
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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,ls1021a-wdt
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- fsl,ls1043a-wdt
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- fsl,ls1046a-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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big-endian: true
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fsl,ext-reset-output:
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$ref: /schemas/types.yaml#/definitions/flag
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description: |
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If present, the watchdog device is configured to assert its
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external reset (WDOG_B) instead of issuing a software reset.
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fsl,suspend-in-wait:
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$ref: /schemas/types.yaml#/definitions/flag
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description: |
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If present, the watchdog device is suspended in WAIT mode
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(Suspend-to-Idle). Only supported on certain devices.
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required:
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- compatible
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- interrupts
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- reg
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allOf:
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- $ref: watchdog.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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- fsl,imx25-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,vf610-wdt
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then:
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properties:
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fsl,suspend-in-wait: false
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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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- fsl,ls1012a-wdt
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- fsl,ls1021a-wdt
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- fsl,ls1043a-wdt
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- fsl,ls1046a-wdt
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then:
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properties:
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big-endian: false
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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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