add stm32-dma2d description for dma2d driver Signed-off-by: Dillon Min <dillon.minfei@gmail.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
After adding all cardlists, this file became too big. Split it on smaller files, in order to make easier to maintain. Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>