Modern Wall Decoration Ideas for Open Living & Dining Areas

I want a 6 m wall decoration, for an open space living and dining area, on the left of the wall I have 60cm empty space then I have a 1m large wooden fireplace then I want a tv unit decoration. at the end of the wall where the small dinning area I want to complete the wall decoration with a decor suitable for dining room. note the fireplace is wooden fireplace but I want it modern style integrate withen the whole entity and its width is bigger then the rest, the decoration will be gypsum board with or without wood, modern style . Add also light to the decoration.