tx2 PCIE connect idt bridge

i connect a idt pcie bridge to tx2 pcie x4 port,the kernel report error like this:

[ 41.108106] pcieport 0000:00:01.0: can’t find device of ID0020
[ 41.111947] pcieport 0000:00:01.0: AER: Multiple Corrected error received: id=0020
[ 41.112280] pcieport 0000:00:01.0: PCIe Bus Error: severity=Corrected, type=Physical Layer, id=0008(Receiver ID)
[ 41.112281] pcieport 0000:00:01.0: device [10de:10e5] error status/mask=00000081/00002000
[ 41.112283] pcieport 0000:00:01.0: [ 0] Receiver Error (First)
[ 41.112284] pcieport 0000:00:01.0: [ 7] Bad DLLP
[ 41.112291] pcieport 0000:00:01.0: AER: Multiple Corrected error received: id=0020

how to solve it

This seems to be issue with bad electricals. Since the errors are of type ‘Physical Layer’, please check if the card is inserted properly or not and also check if you observe the errors on other platforms as well.

You should try disabling the TX2’s SSC