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@xilinx.com>
  11
  12 properties:
  13   compatible:
  14     const: cdns,ttc
  15
  16   reg:
  17     maxItems: 1
  18
  19   interrupts:
  20     minItems: 3
  21     maxItems: 3
  22     description: |
  23       A list of 3 interrupts; one per timer channel.
  24
  25   clocks:
  26     maxItems: 1
  27
  28   timer-width:
  29     $ref: "/schemas/types.yaml#/definitions/uint32"
  30     description: |
  31       Bit width of the timer, necessary if not 16.
  32
  33 required:
  34   - compatible
  35   - reg
  36   - interrupts
  37   - clocks
  38
  39 additionalProperties: false
  40
  41 examples:
  42   - |
  43     ttc0: ttc0@f8001000 {
  44         interrupt-parent = <&intc>;
  45         interrupts = <0 10 4>, <0 11 4>, <0 12 4>;
  46         compatible = "cdns,ttc";
  47         reg = <0xF8001000 0x1000>;
  48         clocks = <&cpu_clk 3>;
  49         timer-width = <32>;
  50     };