The HDMI GT Controller IP generates the TX TMDS, link, and video clocks that are required by HDMI 1.4/2.0/2.1 Transmitter Subsystem. See the Clocking section of the HDMI 1.4/2.0 Transmitter Subsystem Product Guide (PG235) and the HDMI 2.1 Transmitter Subsystem Product Guide (PG350) for more information.
The HDMI GT Controller IP generates the RX link and video clocks that are required by the HDMI 1.4/2.0/2.1 Receiver Subsystem. See the Clocking section of the HDMI 1.4/2.0 Receiver Subsystem Product Guide (PG236) and the HDMI 2.1 Transmitter Subsystem Product Guide (PG350) for more information.