1*b2d2a78aSEmmanuel Vadot# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2*b2d2a78aSEmmanuel Vadot%YAML 1.2 3*b2d2a78aSEmmanuel Vadot--- 4*b2d2a78aSEmmanuel Vadot$id: http://devicetree.org/schemas/dma/nxp,lpc3220-dmamux.yaml# 5*b2d2a78aSEmmanuel Vadot$schema: http://devicetree.org/meta-schemas/core.yaml# 6*b2d2a78aSEmmanuel Vadot 7*b2d2a78aSEmmanuel Vadottitle: DMA multiplexer for LPC32XX SoC (DMA request router) 8*b2d2a78aSEmmanuel Vadot 9*b2d2a78aSEmmanuel Vadotmaintainers: 10*b2d2a78aSEmmanuel Vadot - J.M.B. Downing <jonathan.downing@nautel.com> 11*b2d2a78aSEmmanuel Vadot - Piotr Wojtaszczyk <piotr.wojtaszczyk@timesys.com> 12*b2d2a78aSEmmanuel Vadot 13*b2d2a78aSEmmanuel VadotallOf: 14*b2d2a78aSEmmanuel Vadot - $ref: dma-router.yaml# 15*b2d2a78aSEmmanuel Vadot 16*b2d2a78aSEmmanuel Vadotproperties: 17*b2d2a78aSEmmanuel Vadot compatible: 18*b2d2a78aSEmmanuel Vadot const: nxp,lpc3220-dmamux 19*b2d2a78aSEmmanuel Vadot 20*b2d2a78aSEmmanuel Vadot reg: 21*b2d2a78aSEmmanuel Vadot maxItems: 1 22*b2d2a78aSEmmanuel Vadot 23*b2d2a78aSEmmanuel Vadot dma-masters: 24*b2d2a78aSEmmanuel Vadot description: phandle to a dma node compatible with arm,pl080 25*b2d2a78aSEmmanuel Vadot maxItems: 1 26*b2d2a78aSEmmanuel Vadot 27*b2d2a78aSEmmanuel Vadot "#dma-cells": 28*b2d2a78aSEmmanuel Vadot const: 3 29*b2d2a78aSEmmanuel Vadot description: | 30*b2d2a78aSEmmanuel Vadot First two cells same as for device pointed in dma-masters. 31*b2d2a78aSEmmanuel Vadot Third cell represents mux value for the request. 32*b2d2a78aSEmmanuel Vadot 33*b2d2a78aSEmmanuel Vadotrequired: 34*b2d2a78aSEmmanuel Vadot - compatible 35*b2d2a78aSEmmanuel Vadot - reg 36*b2d2a78aSEmmanuel Vadot - dma-masters 37*b2d2a78aSEmmanuel Vadot 38*b2d2a78aSEmmanuel VadotadditionalProperties: false 39*b2d2a78aSEmmanuel Vadot 40*b2d2a78aSEmmanuel Vadotexamples: 41*b2d2a78aSEmmanuel Vadot - | 42*b2d2a78aSEmmanuel Vadot dma-router@7c { 43*b2d2a78aSEmmanuel Vadot compatible = "nxp,lpc3220-dmamux"; 44*b2d2a78aSEmmanuel Vadot reg = <0x7c 0x8>; 45*b2d2a78aSEmmanuel Vadot dma-masters = <&dma>; 46*b2d2a78aSEmmanuel Vadot #dma-cells = <3>; 47*b2d2a78aSEmmanuel Vadot }; 48*b2d2a78aSEmmanuel Vadot 49*b2d2a78aSEmmanuel Vadot... 50