xref: /kernel/linux/linux-6.6/Documentation/devicetree/bindings/spi/mxs-spi.yaml

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/spi/mxs-spi.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Freescale MX233/MX28 SSP/SPI

maintainers:
  - Marek Vasut <marex@denx.de>

allOf:
  - $ref: /schemas/spi/spi-controller.yaml#

properties:
  compatible:
    enum:
      - fsl,imx23-spi
      - fsl,imx28-spi

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  dmas:
    maxItems: 1

  dma-names:
    const: rx-tx

  clock-frequency:
    description: input clock frequency to the SPI block in Hz.
    default: 160000000

required:
  - compatible
  - reg
  - interrupts
  - dmas
  - dma-names

unevaluatedProperties: false

examples:
  - |
    spi@80010000 {
        #address-cells = <1>;
        #size-cells = <0>;
        compatible = "fsl,imx28-spi";
        reg = <0x80010000 0x2000>;
        interrupts = <96>;
        dmas = <&dma_apbh 0>;
        dma-names = "rx-tx";
    };