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     1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/serio/allwinner,sun4i-a10-ps2.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Allwinner A10 PS2 Host Controller Device Tree Bindings
    8 
    9 maintainers:
   10   - Chen-Yu Tsai <wens@csie.org>
   11   - Maxime Ripard <mripard@kernel.org>
   12 
   13 description:
   14   A20 PS2 is dual role controller (PS2 host and PS2 device). These
   15   bindings for PS2 A10/A20 host controller. IBM compliant IBM PS2 and
   16   AT-compatible keyboard and mouse can be connected.
   17 
   18 properties:
   19   compatible:
   20     const: allwinner,sun4i-a10-ps2
   21 
   22   reg:
   23     maxItems: 1
   24 
   25   interrupts:
   26     maxItems: 1
   27 
   28   clocks:
   29     maxItems: 1
   30 
   31 required:
   32   - compatible
   33   - reg
   34   - interrupts
   35   - clocks
   36 
   37 additionalProperties: false
   38 
   39 examples:
   40   - |
   41     #include <dt-bindings/interrupt-controller/arm-gic.h>
   42     #include <dt-bindings/clock/sun7i-a20-ccu.h>
   43 
   44     ps20: ps2@1c2a000 {
   45         compatible = "allwinner,sun4i-a10-ps2";
   46         reg = <0x01c2a000 0x400>;
   47         interrupts = <GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>;
   48         clocks = <&ccu CLK_APB1_PS20>;
   49     };
   50 
   51 ...
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