162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 262306a36Sopenharmony_ci%YAML 1.2 362306a36Sopenharmony_ci--- 462306a36Sopenharmony_ci$id: http://devicetree.org/schemas/dma/altr,msgdma.yaml# 562306a36Sopenharmony_ci$schema: http://devicetree.org/meta-schemas/core.yaml# 662306a36Sopenharmony_ci 762306a36Sopenharmony_cititle: Altera mSGDMA IP core 862306a36Sopenharmony_ci 962306a36Sopenharmony_cimaintainers: 1062306a36Sopenharmony_ci - Olivier Dautricourt <olivierdautricourt@gmail.com> 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_cidescription: | 1362306a36Sopenharmony_ci Altera / Intel modular Scatter-Gather Direct Memory Access (mSGDMA) 1462306a36Sopenharmony_ci intellectual property (IP) 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ciallOf: 1762306a36Sopenharmony_ci - $ref: dma-controller.yaml# 1862306a36Sopenharmony_ci 1962306a36Sopenharmony_ciproperties: 2062306a36Sopenharmony_ci compatible: 2162306a36Sopenharmony_ci const: altr,socfpga-msgdma 2262306a36Sopenharmony_ci 2362306a36Sopenharmony_ci reg: 2462306a36Sopenharmony_ci items: 2562306a36Sopenharmony_ci - description: Control and Status Register Slave Port 2662306a36Sopenharmony_ci - description: Descriptor Slave Port 2762306a36Sopenharmony_ci - description: Response Slave Port (Optional) 2862306a36Sopenharmony_ci minItems: 2 2962306a36Sopenharmony_ci 3062306a36Sopenharmony_ci reg-names: 3162306a36Sopenharmony_ci items: 3262306a36Sopenharmony_ci - const: csr 3362306a36Sopenharmony_ci - const: desc 3462306a36Sopenharmony_ci - const: resp 3562306a36Sopenharmony_ci minItems: 2 3662306a36Sopenharmony_ci 3762306a36Sopenharmony_ci interrupts: 3862306a36Sopenharmony_ci maxItems: 1 3962306a36Sopenharmony_ci 4062306a36Sopenharmony_ci "#dma-cells": 4162306a36Sopenharmony_ci const: 1 4262306a36Sopenharmony_ci description: 4362306a36Sopenharmony_ci The cell identifies the channel id (must be 0) 4462306a36Sopenharmony_ci 4562306a36Sopenharmony_cirequired: 4662306a36Sopenharmony_ci - compatible 4762306a36Sopenharmony_ci - reg 4862306a36Sopenharmony_ci - reg-names 4962306a36Sopenharmony_ci - interrupts 5062306a36Sopenharmony_ci 5162306a36Sopenharmony_ciunevaluatedProperties: false 5262306a36Sopenharmony_ci 5362306a36Sopenharmony_ciexamples: 5462306a36Sopenharmony_ci - | 5562306a36Sopenharmony_ci #include <dt-bindings/interrupt-controller/irq.h> 5662306a36Sopenharmony_ci 5762306a36Sopenharmony_ci msgdma_controller: dma-controller@ff200b00 { 5862306a36Sopenharmony_ci compatible = "altr,socfpga-msgdma"; 5962306a36Sopenharmony_ci reg = <0xff200b00 0x100>, <0xff200c00 0x100>, <0xff200d00 0x100>; 6062306a36Sopenharmony_ci reg-names = "csr", "desc", "resp"; 6162306a36Sopenharmony_ci interrupts = <0 67 IRQ_TYPE_LEVEL_HIGH>; 6262306a36Sopenharmony_ci #dma-cells = <1>; 6362306a36Sopenharmony_ci }; 64