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1* Renesas "Type-AXI" NBPFAXI* DMA controllers2 3* DMA controller4 5Required properties6 7- compatible:	must be one of8		"renesas,nbpfaxi64dmac1b4"9		"renesas,nbpfaxi64dmac1b8"10		"renesas,nbpfaxi64dmac1b16"11		"renesas,nbpfaxi64dmac4b4"12		"renesas,nbpfaxi64dmac4b8"13		"renesas,nbpfaxi64dmac4b16"14		"renesas,nbpfaxi64dmac8b4"15		"renesas,nbpfaxi64dmac8b8"16		"renesas,nbpfaxi64dmac8b16"17- #dma-cells:	must be 2: the first integer is a terminal number, to which this18		slave is connected, the second one is flags. Flags is a bitmask19		with the following bits defined:20 21#define NBPF_SLAVE_RQ_HIGH	122#define NBPF_SLAVE_RQ_LOW	223#define NBPF_SLAVE_RQ_LEVEL	424 25Optional properties:26- max-burst-mem-read:	limit burst size for memory reads27  (DMA_MEM_TO_MEM/DMA_MEM_TO_DEV) to this value, specified in bytes, rather28  than using the maximum burst size allowed by the hardware's buffer size.29- max-burst-mem-write:	limit burst size for memory writes30  (DMA_DEV_TO_MEM/DMA_MEM_TO_MEM) to this value, specified in bytes, rather31  than using the maximum burst size allowed by the hardware's buffer size.32  If both max-burst-mem-read and max-burst-mem-write are set, DMA_MEM_TO_MEM33  will use the lower value.34 35You can use dma-channels and dma-requests as described in dma.txt, although they36won't be used, this information is derived from the compatibility string.37 38Example:39 40	dma: dma-controller@48000000 {41		compatible = "renesas,nbpfaxi64dmac8b4";42		reg = <0x48000000 0x400>;43		interrupts = <0 12 0x444			      0 13 0x445			      0 14 0x446			      0 15 0x447			      0 16 0x448			      0 17 0x449			      0 18 0x450			      0 19 0x4>;51		#dma-cells = <2>;52		dma-channels = <8>;53		dma-requests = <8>;54	};55 56* DMA client57 58Required properties:59 60dmas and dma-names are required, as described in dma.txt.61 62Example:63 64#include <dt-bindings/dma/nbpfaxi.h>65 66...67		dmas = <&dma 0 (NBPF_SLAVE_RQ_HIGH | NBPF_SLAVE_RQ_LEVEL)68			&dma 1 (NBPF_SLAVE_RQ_HIGH | NBPF_SLAVE_RQ_LEVEL)>;69		dma-names = "rx", "tx";70