mt7622-wifi: works on my repo (5.4-main), but not in pcie-branch.

Needs softdep

cat /etc/modprobe.d/wifi.conf
softdep rfkill pre: mt7622

http://forum.banana-pi.org/t/bpi-r64-mt7622-mac80211-wifi-driver/10246/27

needs firmware-package (apt install firmware-atheros)

and this in /etc/modprobe.d/local.conf:

options ath10k_core debug_mask=0xffffffff
options ath10k_core skip_otp=1
options ath10k_pci irq_mode=1