The RX clock lane ULPS entry is indicated by assertion of
rxulpsclknot (active-Low) along with assertion of
ulpsactivenot (active-Low) signal. ULPS exit is marked by reception of
MARK-1 on the line and ulpsactivenot is deasserted. After receiving MARK-1
for T_WAKEUP time (1 ms minimum), rxulpsclknot is deasserted. This behavior
is shown in the following figure.Figure 1. D-PHY RX (Slave) ULPS Mode Operation for Clock Lane
