8.3.1.2.4 Pin-Strap HDMI 2.1 Function (MODE = "R"): Flexible Rx EQ and DDC Buffer Disabled
This pin strap mode is the same as MODE ="1" with the exception the DDC buffer is disabled.
Note: This mode is intended to be used when external
discrete DDC buffer or level shifter is used. HV_DDC_SDA and HV_DDC_SCL pins can be
left floating in this mode.