dt-bindings: Add LG lp120up1 panel bindings

Add documentation for lp120up1 panel

Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Thierry Reding <treding@nvidia.com>
1 file changed