recongfiguration the PCIe and USB configs

I need change the PCIe default configs2 to configs4. (TX2 OEM design guide table 15)
has change the PINMUX and generate.dtsi file.
after revised the device tree and OS,still cant see the device i need
its anything i missing or wrong?
please help ,thanks

You may check adaptation guide:

Debug tips:
r32 reference:

Any detail instruction for our application´╝îthanks

We have detail instruction in adaptation guide. Also there are some posts about real usecases for your reference.

ok thanks a lot