batman-configs
Tested on Linux OpenWrt 4.14.167 #0 SMP Wed Jan 29 16:05:35 2020 aarch64 GNU/Linux
kmod-batman-adv - 4.14.167+2019.2-5
batctl-default - 2019.2-3
/etc/config/network
config interface 'loopback'
option ifname 'lo'
option proto 'static'
option ipaddr '127.0.0.1'
option netmask '255.0.0.0'
config globals 'globals'
option ula_prefix 'fd93:f71f:8e3c::/48'
config interface 'lan'
option type 'bridge'
option ifname 'eth0'
option netmask '255.255.255.0'
option ip6assign '60'
option proto 'dhcp'
option ipaddr '192.168.1.2'
# ADD THIS
config interface bat0
option proto 'batadv'
# ADD THIS
config interface 'nwi_mesh0'
option mtu '2304'
option proto 'batadv_hardif'
option master 'bat0'
/etc/config/wireless
config wifi-device 'radio1'
option type 'mac80211'
option channel '36'
option hwmode '11a'
option path 'platform/soc/3f980000.usb/usb1/1-1/1-1.5/1-1.5:1.0'
option htmode 'VHT80'
option disabled '0' # remember to enable this interface
config wifi-iface 'default_radio1'
option device 'radio1'
option mode 'adhoc'
option ssid 'mymeshaarnav'
option encryption 'none'
option channel '8'
option mtu '1536'
option network 'nwi_mesh0'
after doing so, run: batctl if add wlan0
(or any other interface you choose)