bindings/dma/ti-dma-crossbar.txt

4 - compatible:	"ti,dra7-dma-crossbar" for DRA7xx DMA crossbar
5 		"ti,am335x-edma-crossbar" for AM335x and AM437x
6 - reg:		Memory map for accessing module
7 - #dma-cells:	Should be set to match with the DMA controller's dma-cells
8 		for ti,dra7-dma-crossbar and <3> for ti,am335x-edma-crossbar.
9 - dma-requests:	Number of DMA requests the crossbar can receive
10 - dma-masters:	phandle pointing to the DMA controller
13 - dma-requests:	Number of DMA requests the controller can handle
16 - ti,dma-safe-map: Safe routing value for unused request lines
17 - ti,reserved-dma-request-ranges: DMA request ranges which should not be used
23 When requesting channel via ti,dra7-dma-crossbar, the DMA client must request
26 For ti,am335x-edma-crossbar: the meaning of parameters of dmas for clients:
34 sdma: dma-controller@4a056000 {
35 	compatible = "ti,omap4430-sdma";
41 	#dma-cells = <1>;
42 	dma-channels = <32>;
43 	dma-requests = <127>;
47 sdma_xbar: dma-router@4a002b78 {
48 	compatible = "ti,dra7-dma-crossbar";
50 	#dma-cells = <1>;
51 	dma-requests = <205>;
52 	ti,dma-safe-map = <0>;
53 	/* Protect the sDMA request ranges: 10-14 and 100-126 */
54 	ti,reserved-dma-request-ranges = <10 5>, <100 27>;
55 	dma-masters = <&sdma>;
60 	compatible = "ti,omap4-uart";
62 	interrupts-extended = <&gic GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>;
64 	clock-frequency = <48000000>;
67 	dma-names = "tx", "rx";