arm,sbsa-gwdt.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/watchdog/arm,sbsa-gwdt.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: SBSA (Server Base System Architecture) Generic Watchdog
    8 
    9 maintainers:
   10   - Fu Wei <fu.wei@linaro.org>
   11 
   12 description: |
   13   The SBSA Generic Watchdog Timer is used to force a reset of the system after
   14   two stages of timeout have elapsed. A detailed definition of the watchdog
   15   timer can be found in the ARM document: ARM-DEN-0029 - Server Base System
   16   Architecture (SBSA)
   17 
   18 allOf:
   19   - $ref: watchdog.yaml#
   20 
   21 properties:
   22   compatible:
   23     const: arm,sbsa-gwdt
   24 
   25   reg:
   26     items:
   27       - description: Watchdog control frame
   28       - description: Refresh frame
   29 
   30   interrupts:
   31     description: The Watchdog Signal 0 (WS0) SPI (Shared Peripheral Interrupt)
   32     maxItems: 1
   33 
   34 required:
   35   - compatible
   36   - reg
   37   - interrupts
   38 
   39 unevaluatedProperties: false
   40 
   41 examples:
   42   - |
   43 
   44     watchdog@2a440000 {
   45         compatible = "arm,sbsa-gwdt";
   46         reg = <0x2a440000 0x1000>,
   47               <0x2a450000 0x1000>;
   48         interrupts = <0 27 4>;
   49         timeout-sec = <30>;
   50     };
   51 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/watchdog/arm,sbsa-gwdt.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/watchdog/arm,sbsa-gwdt.yaml