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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/timer/cdns,ttc.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Cadence TTC - Triple Timer Counter
    8 
    9 maintainers:
   10   - Michal Simek <michal.simek@xilinx.com>
   11 
   12 properties:
   13   compatible:
   14     const: cdns,ttc
   15 
   16   reg:
   17     maxItems: 1
   18 
   19   interrupts:
   20     maxItems: 3
   21     description: |
   22       A list of 3 interrupts; one per timer channel.
   23 
   24   clocks:
   25     maxItems: 1
   26 
   27   power-domains:
   28     maxItems: 1
   29 
   30   timer-width:
   31     $ref: "/schemas/types.yaml#/definitions/uint32"
   32     description: |
   33       Bit width of the timer, necessary if not 16.
   34 
   35 required:
   36   - compatible
   37   - reg
   38   - interrupts
   39   - clocks
   40 
   41 additionalProperties: false
   42 
   43 examples:
   44   - |
   45     ttc0: ttc0@f8001000 {
   46         interrupt-parent = <&intc>;
   47         interrupts = <0 10 4>, <0 11 4>, <0 12 4>;
   48         compatible = "cdns,ttc";
   49         reg = <0xF8001000 0x1000>;
   50         clocks = <&cpu_clk 3>;
   51         timer-width = <32>;
   52     };
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