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     1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/interrupt-controller/allwinner,sun7i-a20-sc-nmi.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Allwinner A20 Non-Maskable Interrupt Controller Device Tree Bindings
    8 
    9 maintainers:
   10   - Chen-Yu Tsai <wens@csie.org>
   11   - Maxime Ripard <mripard@kernel.org>
   12 
   13 allOf:
   14   - $ref: /schemas/interrupt-controller.yaml#
   15 
   16 properties:
   17   "#interrupt-cells":
   18     const: 2
   19     description:
   20       The first cell is the IRQ number, the second cell the trigger
   21       type as defined in interrupt.txt in this directory.
   22 
   23   compatible:
   24     oneOf:
   25       - const: allwinner,sun6i-a31-sc-nmi
   26         deprecated: true
   27       - const: allwinner,sun7i-a20-sc-nmi
   28       - items:
   29           - const: allwinner,sun8i-v3s-nmi
   30           - const: allwinner,sun9i-a80-nmi
   31       - const: allwinner,sun9i-a80-nmi
   32       - items:
   33           - const: allwinner,sun50i-a100-nmi
   34           - const: allwinner,sun9i-a80-nmi
   35 
   36   reg:
   37     maxItems: 1
   38 
   39   interrupts:
   40     maxItems: 1
   41 
   42   interrupt-controller: true
   43 
   44 required:
   45   - "#interrupt-cells"
   46   - compatible
   47   - reg
   48   - interrupts
   49   - interrupt-controller
   50 
   51 unevaluatedProperties: false
   52 
   53 examples:
   54   - |
   55     interrupt-controller@1c00030 {
   56         compatible = "allwinner,sun7i-a20-sc-nmi";
   57         interrupt-controller;
   58         #interrupt-cells = <2>;
   59         reg = <0x01c00030 0x0c>;
   60         interrupt-parent = <&gic>;
   61         interrupts = <0 0 4>;
   62     };
   63 
   64 ...
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