In refreshing DTS to the upstream version an unwanted change slipped in
the commit. The ASRock G10 dts got converted to DSA without any support.
Revert this to swconfig driver to restore normal functionality.
Fixes: 88bf6525251f ("ipq806x: 5.15: replace dtsi patches with upstream version")
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>