dts/upstream/Bindings/rtc/fsl,stmp3xxx-rtc.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/rtc/fsl,stmp3xxx-rtc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: STMP3xxx/i.MX28 Time Clock Controller
   8
   9 maintainers:
  10   - Javier Carrasco <[email protected]>
  11
  12 allOf:
  13   - $ref: rtc.yaml#
  14
  15 properties:
  16   compatible:
  17     oneOf:
  18       - items:
  19           - enum:
  20               - fsl,imx28-rtc
  21               - fsl,imx23-rtc
  22           - const: fsl,stmp3xxx-rtc
  23       - const: fsl,stmp3xxx-rtc
  24
  25   reg:
  26     maxItems: 1
  27
  28   interrupts:
  29     maxItems: 1
  30
  31   stmp,crystal-freq:
  32     description:
  33       Override crystal frequency as determined from fuse bits.
  34       Use <0> for "no crystal".
  35     $ref: /schemas/types.yaml#/definitions/uint32
  36     enum: [0, 32000, 32768]
  37
  38 required:
  39   - compatible
  40   - reg
  41   - interrupts
  42
  43 unevaluatedProperties: false
  44
  45 examples:
  46   - |
  47     rtc@80056000 {
  48         compatible = "fsl,imx28-rtc", "fsl,stmp3xxx-rtc";
  49         reg = <0x80056000 2000>;
  50         interrupts = <29>;
  51     };