Documentation/devicetree/bindings/timer/cdns,ttc.yaml

   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@amd.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     };