Documentation/devicetree/bindings/timer/snps,dw-apb-timer.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/timer/snps,dw-apb-timer.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Synopsys DesignWare APB Timer
   8
   9 maintainers:
  10   - Daniel Lezcano <daniel.lezcano@linaro.org>
  11
  12 properties:
  13   compatible:
  14     oneOf:
  15       - const: snps,dw-apb-timer
  16       - enum:
  17           - snps,dw-apb-timer-sp
  18           - snps,dw-apb-timer-osc
  19         deprecated: true
  20
  21   reg:
  22     maxItems: 1
  23
  24   interrupts:
  25     maxItems: 1
  26
  27   clocks:
  28     minItems: 1
  29     items:
  30       - description: Timer ticks reference clock source
  31       - description: APB interface clock source
  32
  33   clock-names:
  34     minItems: 1
  35     items:
  36       - const: timer
  37       - const: pclk
  38
  39   clock-frequency: true
  40
  41 additionalProperties: false
  42
  43 required:
  44   - compatible
  45   - reg
  46   - interrupts
  47
  48 oneOf:
  49   - required:
  50       - clocks
  51       - clock-names
  52   - required:
  53       - clock-frequency
  54   - required:
  55       - clock-freq
  56
  57 examples:
  58   - |
  59     timer@ffe00000 {
  60       compatible = "snps,dw-apb-timer";
  61       interrupts = <0 170 4>;
  62       reg = <0xffe00000 0x1000>;
  63       clocks = <&timer_clk>, <&timer_pclk>;
  64       clock-names = "timer", "pclk";
  65     };
  66   - |
  67     timer@ffe00000 {
  68       compatible = "snps,dw-apb-timer";
  69       interrupts = <0 170 4>;
  70       reg = <0xffe00000 0x1000>;
  71       clocks = <&timer_clk>;
  72       clock-names = "timer";
  73     };
  74   - |
  75     timer@ffe00000 {
  76       compatible = "snps,dw-apb-timer";
  77       interrupts = <0 170 4>;
  78       reg = <0xffe00000 0x1000>;
  79       clock-frequency = <25000000>;
  80     };
  81 ...