arm: sunxi: Revert changes merged through net-next.

arm: sunxi: Revert changes merged through net-next.

This reverts commits 922261047004 ("arm: sun8i: sunxi-h3-h5: Add dt node
for the syscon control module") to a3c56f165e75 ("arm64: defconfig: Enable
dwmac-sun8i driver on defconfig") and 2fa2532a953d ("arm: sun8i:
orangepipc: use internal phy-mode") to 83c262b02b36 ("arm: sun8i:
orangepi-2: use internal phy-mode") that should be merged
through the arm-soc tree, and end up in merge conflicts and build failures.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: David S. Miller <davem@davemloft.net>