For the systems with no actual display remote access to desktop can be used to have GUI environment. XCFE is easiset way to get going.
Setup on Zynq
apt-get install xfonts-base tightvncserver xfce4-panel xfce4-session xfwm4 xfdesktop4 xfce4-terminal thunar gnome-icon-theme vncserver -geometry 1200x700
VNC session to Remote desktop on TE0720 (without any actual display device).