На tp-link TL-WN722N поднят AP, с параметрами:
interface=wlan0
driver=nl80211
bridge=br0
ssid=cubie-server
country_code=RU
hw_mode=g
channel=6
wme_enabled=1
ieee80211n=1
ht_capab=[HT40+][SHORT-GI-40][DSSS_CCK-40]
wpa=2
wpa_passphrase=qazxswedf
wpa_key_mgmt=WPA-PSK
wpa_pairwise=TKIP CCMP
wpa_ptk_rekey=600
macaddr_acl=0
[ 1553.145090] ath: phy0: Chip reset failed
[ 1553.150945] ath: phy0: Unable to reset channel (2437 Mhz) reset status -22
[ 1553.154224] ath: phy0: Unable to set channel
[ 1553.167180] ath: phy0: Failed to wakeup in 500us
[ 1553.180030] ath: phy0: Failed to wakeup in 500us
[ 1553.377026] br0: port 2(wlan0) entered disabled state
[ 1553.432648] device wlan0 left promiscuous mode
[ 1553.436695] br0: port 2(wlan0) entered disabled state
[ 1555.611041] ehci_irq: port change detect
[ 1556.673443] usb 3-1: ath9k_htc: USB layer deinitialized
[ 1556.954599] usb 3-1: new high-speed USB device number 3 using sw-ehci
[ 1572.103662] usb 3-1: device descriptor read/64, error -110
А так же замечено, что через некоторое время адаптер отключается, при этом если перезагрузить hostapd, то без ошибок всё включается.