Documentation/devicetree/bindings/spi/mxs-spi.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/spi/mxs-spi.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Freescale MX233/MX28 SSP/SPI
   8
   9 maintainers:
  10   - Marek Vasut <marex@denx.de>
  11
  12 allOf:
  13   - $ref: "/schemas/spi/spi-controller.yaml#"
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - fsl,imx23-spi
  19       - fsl,imx28-spi
  20
  21   reg:
  22     maxItems: 1
  23
  24   interrupts:
  25     maxItems: 1
  26
  27   dmas:
  28     maxItems: 1
  29
  30   dma-names:
  31     const: rx-tx
  32
  33   clock-frequency:
  34     description: input clock frequency to the SPI block in Hz.
  35     default: 160000000
  36
  37 required:
  38   - compatible
  39   - reg
  40   - interrupts
  41   - dmas
  42   - dma-names
  43
  44 unevaluatedProperties: false
  45
  46 examples:
  47   - |
  48     spi@80010000 {
  49         #address-cells = <1>;
  50         #size-cells = <0>;
  51         compatible = "fsl,imx28-spi";
  52         reg = <0x80010000 0x2000>;
  53         interrupts = <96>;
  54         dmas = <&dma_apbh 0>;
  55         dma-names = "rx-tx";
  56     };