On Fri, Jan 11, 2013 at 11:18:41, Porter, Matt wrote: > The binding definition is based on the generic DMA controller > binding. > > Signed-off-by: Matt Porter <mporter@xxxxxx> > --- > Documentation/devicetree/bindings/dma/ti-edma.txt | 51 +++++++++++++++++++++ > 1 file changed, 51 insertions(+) > create mode 100644 Documentation/devicetree/bindings/dma/ti-edma.txt > > diff --git a/Documentation/devicetree/bindings/dma/ti-edma.txt b/Documentation/devicetree/bindings/dma/ti-edma.txt > new file mode 100644 > index 0000000..3344345 > --- /dev/null > +++ b/Documentation/devicetree/bindings/dma/ti-edma.txt > @@ -0,0 +1,51 @@ > +TI EDMA > + > +Required properties: > +- compatible : "ti,edma3" > +- ti,hwmods: Name of the hwmods associated to the EDMA > +- ti,edma-regions: Number of regions > +- ti,edma-slots: Number of slots > +- ti,edma-queue-tc-map: List of transfer control to queue mappings > +- ti,edma-queue-priority-map: List of queue priority mappings > +- ti,edma-default-queue: Default queue value > + > +Optional properties: > +- ti,edma-reserved-channels: List of reserved channel regions > +- ti,edma-reserved-slots: List of reserved slot regions > +- ti,edma-xbar-event-map: Crossbar event to channel map > + > +Example: > + > +edma: edma@49000000 { > + #address-cells = <1>; > + #size-cells = <0>; address-cells & size-cells are only required when current node is a parent node & it has sibling/child nodes (that too if the child node uses "reg" property). > + reg = <0x49000000 0x10000>; > + interrupt-parent = <&intc>; > + interrupts = <12 13 14>; > + compatible = "ti,edma3"; > + ti,hwmods = "tpcc", "tptc0", "tptc1", "tptc2"; > + #dma-cells = <1>; > + dma-channels = <64>; > + ti,edma-regions = <4>; > + ti,edma-slots = <256>; > + ti,edma-reserved-channels = <0 2 > + 14 2 > + 26 6 > + 48 4 > + 56 8>; > + ti,edma-reserved-slots = <0 2 > + 14 2 > + 26 6 > + 48 4 > + 56 8 > + 64 127>; > + ti,edma-queue-tc-map = <0 0 > + 1 1 > + 2 2>; > + ti,edma-queue-priority-map = <0 0 > + 1 1 > + 2 2>; > + ti,edma-default-queue = <0>; > + ti,edma-xbar-event-map = <1 12 > + 2 13>; > +}; > -- > 1.7.9.5 > > _______________________________________________ > Davinci-linux-open-source mailing list > Davinci-linux-open-source@xxxxxxxxxxxxxxxxxxxx > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source > Regards, Gururaja -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html