How can I write PCIE data into ddr memory through DMA

[mallibeerala]

Hi,

I am using I.MX8QM board, I am configuring this board as PCIE root complex.

I am trying to write data into my customized endpoint.

How can I write data into PCIE endpoint from userspace.

How can I write PCIE data into ddr memory through DMA.

Thanks & Regards,
Mallikarjuna B.