Documentation/devicetree/bindings/clock/samsung,exynos-ext-clock.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/clock/samsung,exynos-ext-clock.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Samsung SoC external/osc/XXTI/XusbXTI clock
   8
   9 maintainers:
  10   - Chanwoo Choi <cw00.choi@samsung.com>
  11   - Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
  12   - Sylwester Nawrocki <s.nawrocki@samsung.com>
  13   - Tomasz Figa <tomasz.figa@gmail.com>
  14
  15 description: |
  16   Samsung SoCs require an external clock supplied through XXTI or XusbXTI pins.
  17
  18 properties:
  19   compatible:
  20     enum:
  21       - samsung,clock-xxti
  22       - samsung,clock-xusbxti
  23       - samsung,exynos5420-oscclk
  24
  25   "#clock-cells":
  26     const: 0
  27
  28   clock-frequency: true
  29
  30   clock-output-names:
  31     maxItems: 1
  32
  33 required:
  34   - compatible
  35   - clock-frequency
  36
  37 additionalProperties: false
  38
  39 examples:
  40   - |
  41     fixed-rate-clocks {
  42         clock {
  43             compatible = "samsung,clock-xxti";
  44             clock-frequency = <24000000>;
  45         };
  46     };