Hi Jithin, On 2016-10-10 09:07:35 +0000, Jithin T Raj wrote: > Hi all, > I am always stuck with the declaration or ports in kernel code... > > > &du{ > ----------------- > ------------------ bla bla.... > > > ports { > port@1 { > endpoint { > remote-endpoint = <&adv7123_in>; > }; > }; > };}; > > In my knowledge I understand that here display unit has one port(port1) which is for > vga encoder IC input signal..is it?and I am eager to know where these ports are defined in tree(In case of Koelsche,Alt,Lager etc) and am I able to change the port number..I mean,can I give above as port@0 instead of port@xxxxxx also how can I add another ports here?? > > Hopping for your comments You can find the port node information for the different boards in the Documentation directory in your kernel tree: Documentation/devicetree/bindings/display/renesas,du.txt -- Regards, Niklas Söderlund