arm64: dts: mt7622: add audio related device nodes

Add audio device nodes and its proper setup for all used pins

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
2 files changed