allwinner,sun4i-a10-wdt.yaml

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    1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/watchdog/allwinner,sun4i-a10-wdt.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Allwinner A10 Watchdog Device Tree Bindings
    8 
    9 allOf:
   10   - $ref: "watchdog.yaml#"
   11 
   12 maintainers:
   13   - Chen-Yu Tsai <wens@csie.org>
   14   - Maxime Ripard <mripard@kernel.org>
   15 
   16 properties:
   17   compatible:
   18     oneOf:
   19       - const: allwinner,sun4i-a10-wdt
   20       - const: allwinner,sun6i-a31-wdt
   21       - items:
   22           - enum:
   23               - allwinner,sun50i-a64-wdt
   24               - allwinner,sun50i-a100-wdt
   25               - allwinner,sun50i-h6-wdt
   26               - allwinner,sun50i-h616-wdt
   27               - allwinner,sun50i-r329-wdt
   28               - allwinner,sun50i-r329-wdt-reset
   29               - allwinner,suniv-f1c100s-wdt
   30           - const: allwinner,sun6i-a31-wdt
   31       - const: allwinner,sun20i-d1-wdt
   32       - items:
   33           - const: allwinner,sun20i-d1-wdt-reset
   34           - const: allwinner,sun20i-d1-wdt
   35 
   36   reg:
   37     maxItems: 1
   38 
   39   clocks:
   40     minItems: 1
   41     items:
   42       - description: 32 KHz input clock
   43       - description: secondary clock source
   44 
   45   interrupts:
   46     maxItems: 1
   47 
   48 required:
   49   - compatible
   50   - reg
   51   - clocks
   52   - interrupts
   53 
   54 if:
   55   properties:
   56     compatible:
   57       contains:
   58         enum:
   59           - allwinner,sun20i-d1-wdt
   60           - allwinner,sun20i-d1-wdt-reset
   61           - allwinner,sun50i-r329-wdt
   62           - allwinner,sun50i-r329-wdt-reset
   63 
   64 then:
   65   properties:
   66     clocks:
   67       items:
   68         - description: High-frequency oscillator input, divided internally
   69         - description: Low-frequency oscillator input
   70 
   71     clock-names:
   72       items:
   73         - const: hosc
   74         - const: losc
   75 
   76   required:
   77     - clock-names
   78 
   79 else:
   80   properties:
   81     clocks:
   82       maxItems: 1
   83 
   84 unevaluatedProperties: false
   85 
   86 examples:
   87   - |
   88     wdt: watchdog@1c20c90 {
   89         compatible = "allwinner,sun4i-a10-wdt";
   90         reg = <0x01c20c90 0x10>;
   91         interrupts = <24>;
   92         clocks = <&osc24M>;
   93         timeout-sec = <10>;
   94     };
   95 
   96 ...

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/watchdog/allwinner,sun4i-a10-wdt.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/watchdog/allwinner,sun4i-a10-wdt.yaml