arm64: dts: qcom: sc7280: Add nodes for soundwire and va tx rx digital macro codecs

SC7280 has VA, TX and RX macros with SoundWire Controllers to attach with
external codecs using soundwire masters. Add these nodes for sc7280 based
platforms audio use case.

Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com>
Co-developed-by: Venkata Prasad Potturu <quic_potturu@quicinc.com>
Signed-off-by: Venkata Prasad Potturu <quic_potturu@quicinc.com>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/1657200184-29565-2-git-send-email-quic_srivasam@quicinc.com