On some targets this module depends on kmod-of-mdio.
This is similar to the fixes done in:
dc629d9cf5 ("kernel: fix kmod-switch-rtl8366-smi dependency")
56bd23cf52 ("kernel: let kmod-rtl8366-smi conditionally depend on kmod-of-mdio")
Fixes: 32f32398af ("kernel/modules: add kmod-mdio-gpio module")
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>