Fix the following W=1 build warning:
"Warning (unit_address_vs_reg): /host1x@50000000/dc@54200000/rgb/port@0:
node has a unit name, but no reg or ranges property"
Signed-off-by: Maxim Schwalm <maxim.schwalm@gmail.com>
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>