The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/watchdog/fsl-imx-wdt.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/watchdog/fsl-imx-wdt.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Freescale i.MX Watchdog Timer (WDT) Controller
    8 
    9 maintainers:
   10   - Anson Huang <Anson.Huang@nxp.com>
   11 
   12 allOf:
   13   - $ref: "watchdog.yaml#"
   14 
   15 properties:
   16   compatible:
   17     oneOf:
   18       - const: fsl,imx21-wdt
   19       - items:
   20           - enum:
   21               - fsl,imx25-wdt
   22               - fsl,imx27-wdt
   23               - fsl,imx31-wdt
   24               - fsl,imx35-wdt
   25               - fsl,imx50-wdt
   26               - fsl,imx51-wdt
   27               - fsl,imx53-wdt
   28               - fsl,imx6q-wdt
   29               - fsl,imx6sl-wdt
   30               - fsl,imx6sll-wdt
   31               - fsl,imx6sx-wdt
   32               - fsl,imx6ul-wdt
   33               - fsl,imx7d-wdt
   34               - fsl,imx8mm-wdt
   35               - fsl,imx8mn-wdt
   36               - fsl,imx8mp-wdt
   37               - fsl,imx8mq-wdt
   38               - fsl,ls1012a-wdt
   39               - fsl,ls1043a-wdt
   40               - fsl,vf610-wdt
   41           - const: fsl,imx21-wdt
   42 
   43   reg:
   44     maxItems: 1
   45 
   46   interrupts:
   47     maxItems: 1
   48 
   49   clocks:
   50     maxItems: 1
   51 
   52   fsl,ext-reset-output:
   53     $ref: /schemas/types.yaml#/definitions/flag
   54     description: |
   55       If present, the watchdog device is configured to assert its
   56       external reset (WDOG_B) instead of issuing a software reset.
   57 
   58 required:
   59   - compatible
   60   - interrupts
   61   - reg
   62 
   63 unevaluatedProperties: false
   64 
   65 examples:
   66   - |
   67     #include <dt-bindings/interrupt-controller/arm-gic.h>
   68     #include <dt-bindings/clock/imx6qdl-clock.h>
   69 
   70     watchdog@20bc000 {
   71         compatible = "fsl,imx21-wdt";
   72         reg = <0x020bc000 0x4000>;
   73         interrupts = <0 80 IRQ_TYPE_LEVEL_HIGH>;
   74         clocks = <&clks IMX6QDL_CLK_IPG>;
   75     };
   76 
   77 ...

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