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:
  "#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
    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