Hi, On Tuesday, February 15th, 2022 at 17:52, Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote: > Introduce a fourcc code for a single-channel frame buffer format with two > darkness levels. This can be used for two-level dark-on-light displays. The previous patches introduce C1 and R1. Do we really need D1? Can't we just use R1 instead? Simon