configs: rock5b-rk3588: add rtl8169 driver

Add the rtl8169 driver, which supports the rtl8125b device, which is
connected on the pciE bus on this board.
Enable also CONFIG_SYS_HAS_NONCACHED_MEMORY to have the descriptors stored.

Signed-off-by: Eugen Hristev <eugen.hristev@collabora.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
1 file changed