dts/bindings/dma/dmamux-controller.yaml

# Copyright (c) 2019, STMicroelectronics
# SPDX-License-Identifier: Apache-2.0

# Common fields for DMAMUX controllers

include: base.yaml

bus: dmamux

properties:
    label:
      required: true

    "#dma-cells":
      type: int
      required: true
      description: Number of items to expect in a DMA specifier (see dma V2)

    dma-channels:
      type: int
      required: true
      description: Number of DMAMUX output request channels supported by the controller

    dma-generators:
      type: int
      required: false
      description: Number of DMAMUX Request generator supported by the controller

    dma-requests:
      type: int
      required: true
      description: |
        Number of DMAMUX Peripheral Request Line inputs supported by the controller
        This is not directly the value to program in the DMAREQ_ID of the DMAMUX_CxCR