The gdma driver has been removed from the upstream. Let's move it
to the local files. This patch also removed unsupported compatible
string and sub-target.
Signed-off-by: Shiji Yang <yangshiji66@qq.com>
This is an automatically generated commit.
During a `git bisect` session, `git bisect --skip` is recommended.
Signed-off-by: Mieczyslaw Nalewaj <namiltd@yahoo.com>