Documentation/devicetree/bindings/soc/imx/fsl,imx-iomuxc-gpr.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/soc/imx/fsl,imx-iomuxc-gpr.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Freescale IOMUX Controller General Purpose Registers
   8
   9 maintainers:
  10   - Peng Fan <peng.fan@nxp.com>
  11
  12 description:
  13   i.MX Processors have an IOMUXC General Purpose Register group for
  14   various System Settings
  15
  16 properties:
  17   compatible:
  18     oneOf:
  19       - items:
  20           - const: fsl,imx8mq-iomuxc-gpr
  21           - const: syscon
  22           - const: simple-mfd
  23       - items:
  24           - enum:
  25               - fsl,imx8mm-iomuxc-gpr
  26               - fsl,imx8mn-iomuxc-gpr
  27               - fsl,imx8mp-iomuxc-gpr
  28           - const: syscon
  29
  30   reg:
  31     maxItems: 1
  32
  33   mux-controller:
  34     type: object
  35     $ref: /schemas/mux/reg-mux.yaml
  36
  37 additionalProperties: false
  38
  39 required:
  40   - compatible
  41   - reg
  42
  43 examples:
  44   # Pinmux controller node
  45   - |
  46     iomuxc_gpr: syscon@30340000 {
  47         compatible = "fsl,imx8mq-iomuxc-gpr", "syscon", "simple-mfd";
  48         reg = <0x30340000 0x10000>;
  49
  50         mux: mux-controller {
  51             compatible = "mmio-mux";
  52             #mux-control-cells = <1>;
  53             mux-reg-masks = <0x34 0x00000004>; /* MIPI_MUX_SEL */
  54         };
  55     };
  56
  57 ...