On 04/27/2016 09:05 AM, Kedareswara rao Appana wrote: [...] > +- xlnx,include-sg : Indicates the controller to operate in simple or > + scatter gather dma mode > +- xlnx,ratectrl : Scheduling interval in terms of clock cycles for > + source AXI transaction > +- xlnx,overfetch : Tells whether the channel is allowed to over > + fetch the data > +- xlnx,src-issue : Number of AXI outstanding transactions on source side > +- xlnx,src-burst-len : AXI length for data read. Support only power of > + 2 byte values. > +- xlnx,dst-burst-len : AXI length for data write. Support only power of These are all software runtime configuration parameters that you'd want to change at runtime depending on which peripheral you are targeting with a specific DMA transfer. These really do not belong into the devicetree. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html