The PCIe device can be obtained at compile time, so make code more
efficient thanks to that.
Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
Add PAX[PCIE<->AXI] DMA driver which supports DMA
transfers between host and target memory over PCIe link.
Signed-off-by: Raveendra Padasalagi <raveendra.padasalagi@broadcom.com>