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/serio/arm,pl050.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/serio/arm,pl050.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Arm Ltd. PrimeCell PL050 PS/2 Keyboard/Mouse Interface
    8 
    9 maintainers:
   10   - Andre Przywara <andre.przywara@arm.com>
   11 
   12 description:
   13   The Arm PrimeCell PS2 Keyboard/Mouse Interface (KMI) is an AMBA compliant
   14   peripheral that can be used to implement a keyboard or mouse interface that
   15   is IBM PS2 or AT compatible.
   16 
   17 # We need a select here so we don't match all nodes with 'arm,primecell'
   18 select:
   19   properties:
   20     compatible:
   21       contains:
   22         const: arm,pl050
   23   required:
   24     - compatible
   25 
   26 properties:
   27   compatible:
   28     items:
   29       - const: arm,pl050
   30       - const: arm,primecell
   31 
   32   reg:
   33     maxItems: 1
   34 
   35   interrupts:
   36     maxItems: 1
   37 
   38   clocks:
   39     items:
   40       - description: KMI reference clock, used to generate the bus timing
   41       - description: APB register access clock
   42 
   43   clock-names:
   44     items:
   45       - const: KMIREFCLK
   46       - const: apb_pclk
   47 
   48 required:
   49   - compatible
   50   - reg
   51   - interrupts
   52   - clocks
   53   - clock-names
   54 
   55 additionalProperties: false
   56 
   57 examples:
   58   - |
   59     serio@70000 {
   60         compatible = "arm,pl050", "arm,primecell";
   61         reg = <0x070000 0x1000>;
   62         interrupts = <8>;
   63         clocks = <&mb_clk24mhz>, <&soc_smc50mhz>;
   64         clock-names = "KMIREFCLK", "apb_pclk";
   65     };
   66 
   67 ...

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