amount of 8B10B errors occur.
- snps,del_phy_power_chg_quirk: when set core will delay PHY power change
from P0 to P1/P2/P3.
+ - snps,lfps_filter_quirk: when set core will filter LFPS reception.
This is usually a subnode to DWC3 glue to which it is connected.