On Wed, Feb 22, 2023 at 02:50:14PM +0530, ARM wrote: > Hello I am vijay, > Iam using two separate axi dma channels connected to the 2 ddr's,so i want > to start(trigger) the both dma channels at ta time in petalinux.. I believe in DMA engine mailing list (Cc'ed) you may ask for help. You need to formulate your question better, though. -- With Best Regards, Andy Shevchenko