Add device tree files required for DPU driver on sun target. Move bindings for all mdp, dsi, panels, hdcp to opensource project. Change-Id: I1c6575313e33c5727f48ce94fe8b51cd9c62995d Signed-off-by: Varsha Suresh <quic_varssure@quicinc.com> Signed-off-by: Veera Sundaram Sankaran <quic_veeras@quicinc.com>