1# Copyright (c) 2023 Intel Corporation. All rights reserved. 2# SPDX-License-Identifier: Apache-2.0 3 4description: Synopsys Designware axi DMA Controller node 5 6compatible: "snps,designware-dma-axi" 7 8include: [dma-controller.yaml, reset-device.yaml] 9 10properties: 11 reg: 12 required: true 13 14 dma-channels: 15 required: true 16 17 interrupts: 18 required: true 19 20 "#dma-cells": 21 const: 1 22 23# #dma-cells : Must be <1>. 24# The 1st cell specifies the hardware handshaking signal ID 25# Example of device-tree dma channel configuration: 26# 27# &spi0 { 28# /* Configure DMA */ 29# dmas = <&dma0 18>, <&dma0 19>; 30# dma-names = "tx", "rx"; 31# }; 32# 33# In above spi node numbers 18 and 19 represents the 34# peripheral handshaking interface ID 35dma-cells: 36 - slot 37