Documentation/devicetree/bindings/timer/fsl,imxgpt.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/fsl,imxgpt.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Freescale i.MX General Purpose Timer (GPT)
   8
   9 maintainers:
  10   - Sascha Hauer <s.hauer@pengutronix.de>
  11
  12 properties:
  13   compatible:
  14     oneOf:
  15       - const: fsl,imx1-gpt
  16       - const: fsl,imx21-gpt
  17       - items:
  18           - const: fsl,imx27-gpt
  19           - const: fsl,imx21-gpt
  20       - const: fsl,imx31-gpt
  21       - items:
  22           - enum:
  23               - fsl,imx25-gpt
  24               - fsl,imx50-gpt
  25               - fsl,imx51-gpt
  26               - fsl,imx53-gpt
  27               - fsl,imx6q-gpt
  28           - const: fsl,imx31-gpt
  29       - const: fsl,imx6dl-gpt
  30       - items:
  31           - enum:
  32               - fsl,imx6sl-gpt
  33               - fsl,imx6sx-gpt
  34               - fsl,imx8mp-gpt
  35               - fsl,imxrt1050-gpt
  36               - fsl,imxrt1170-gpt
  37           - const: fsl,imx6dl-gpt
  38       - items:
  39           - enum:
  40               - fsl,imx6ul-gpt
  41               - fsl,imx7d-gpt
  42           - const: fsl,imx6sx-gpt
  43
  44   reg:
  45     maxItems: 1
  46
  47   interrupts:
  48     maxItems: 1
  49
  50   clocks:
  51     minItems: 2
  52     items:
  53       - description: SoC GPT ipg clock
  54       - description: SoC GPT per clock
  55       - description: SoC GPT osc per clock
  56
  57   clock-names:
  58     minItems: 2
  59     items:
  60       - const: ipg
  61       - const: per
  62       - const: osc_per
  63
  64 required:
  65   - compatible
  66   - reg
  67   - interrupts
  68   - clocks
  69   - clock-names
  70
  71 allOf:
  72   - if:
  73       properties:
  74         compatible:
  75           contains:
  76             enum:
  77               - fsl,imx6dl-gpt
  78               - fsl,imx6q-gpt
  79     then:
  80       properties:
  81         clocks:
  82           minItems: 2
  83           maxItems: 3
  84         clock-names:
  85           minItems: 2
  86           maxItems: 3
  87     else:
  88       properties:
  89         clocks:
  90           maxItems: 2
  91         clock-names:
  92           maxItems: 2
  93
  94 additionalProperties: false
  95
  96 examples:
  97   - |
  98     #include <dt-bindings/clock/imx27-clock.h>
  99
 100     timer@10003000 {
 101         compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
 102         reg = <0x10003000 0x1000>;
 103         interrupts = <26>;
 104         clocks = <&clks IMX27_CLK_GPT1_IPG_GATE>,
 105                  <&clks IMX27_CLK_PER1_GATE>;
 106         clock-names = "ipg", "per";
 107     };