04-23-2020, 08:02 AM
So, I just patched my device tree to
Now, I've got this:
So yes, mainline needs to be fixed in a few places (I'll submit patches here shortly).
Code:
max-link-speed = <2>;
Now, I've got this:
Code:
root@rockpro64:~# lspci -vvv | grep Speed
LnkCap: Port #0, Speed 5GT/s, Width x4, ASPM L1, Exit Latency L1 <8us
LnkSta: Speed 5GT/s (ok), Width x4 (ok)
LnkCtl2: Target Link Speed: 5GT/s, EnterCompliance- SpeedDis-
LnkCap: Port #0, Speed 5GT/s, Width x8, ASPM L0s, Exit Latency L0s unlimited
LnkSta: Speed 5GT/s (ok), Width x4 (downgraded)
LnkCtl2: Target Link Speed: 5GT/s, EnterCompliance- SpeedDis-
LnkCap: Port #0, Speed 5GT/s, Width x8, ASPM L0s, Exit Latency L0s unlimited
LnkSta: Speed 5GT/s (ok), Width x4 (downgraded)
So yes, mainline needs to be fixed in a few places (I'll submit patches here shortly).