create separate device tree for dgpio and remove smpte decoder from non-dgpio device tree
Merge remote-tracking branch 'origin/integration-test' into msli-a
remove midi uart from non dgpio device tree also
remove debug uart and add smpte generator to dgpio device tree
Revert "remove debug uart and add smpte generator to dgpio device tree"

This reverts commit 560b38e1d6efb9c77b04f040fb6a199c424935cd.