Documentation/devicetree/bindings/timer/renesas,tpu.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/renesas,tpu.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Renesas H8/300 Timer Pulse Unit
   8
   9 maintainers:
  10   - Yoshinori Sato <ysato@users.sourceforge.jp>
  11
  12 description:
  13   The TPU is a 16bit timer/counter with configurable clock inputs and
  14   programmable compare match.
  15   This implementation supports only cascade mode.
  16
  17 select:
  18   properties:
  19     compatible:
  20       contains:
  21         const: renesas,tpu
  22     '#pwm-cells': false
  23   required:
  24     - compatible
  25
  26 properties:
  27   compatible:
  28     const: renesas,tpu
  29
  30   reg:
  31     items:
  32       - description: First channel
  33       - description: Second channel
  34
  35   clocks:
  36     maxItems: 1
  37
  38   clock-names:
  39     const: fck
  40
  41 required:
  42   - compatible
  43   - reg
  44   - clocks
  45   - clock-names
  46
  47 additionalProperties: false
  48
  49 examples:
  50   - |
  51     tpu: tpu@ffffe0 {
  52             compatible = "renesas,tpu";
  53             reg = <0xffffe0 16>, <0xfffff0 12>;
  54             clocks = <&pclk>;
  55             clock-names = "fck";
  56     };