Das Problem hatte ich mit openwrt 18.06.1 auf der aktuellsten openwrt version hat sich das problem erledigt
Ich kopiere dir mal die Firmwaredaten aus dem Bootlog. Das war im vorgänger openwrt nicht ganz richtig. Genaueres weiss ich aber auch nicht.
[ 11.600503] ath10k_ahb a000000.wifi: Direct firmware load for ath10k/QCA4019/hw1.0/firmware-6.bin failed with error -2
[ 11.600557] ath10k_ahb a000000.wifi: Falling back to user helper
[ 11.885777] firmware ath10k!QCA4019!hw1.0!firmware-6.bin: firmware_loading_store: map pages failed
[ 12.544646] ath10k_ahb a000000.wifi: qca4019 hw1.0 target 0x01000000 chip_id 0x003b00ff sub 0000:0000
[ 12.544694] ath10k_ahb a000000.wifi: kconfig debug 0 debugfs 1 tracing 0 dfs 1 testmode 1
[ 12.556398] ath10k_ahb a000000.wifi: firmware ver 10.4-3.5.3-00057 api 5 features no-p2p,mfp,peer-flow-ctrl,btcoex-param,allows-mesh-bcast,no-ps crc32 6a15d64d
[ 12.621718] ath10k_ahb a000000.wifi: board_file api 2 bmi_id 0:16 crc32 83549421
[ 14.005455] ath10k_ahb a000000.wifi: htt-ver 2.2 wmi-op 6 htt-op 4 cal pre-cal-file max-sta 512 raw 0 hwcrypto 1
[ 14.036044] ath: EEPROM regdomain: 0x0
[ 14.036121] ath: EEPROM indicates default country code should be used
[ 14.036169] ath: doing EEPROM country->regdmn map search
[ 14.036259] ath: country maps to regdmn code: 0x3a
[ 14.036320] ath: Country alpha2 being used: US
[ 14.036371] ath: Regpair used: 0x3a
[ 14.266721] ath10k_ahb a800000.wifi: Direct firmware load for ath10k/QCA4019/hw1.0/firmware-6.bin failed with error -2
[ 14.266768] ath10k_ahb a800000.wifi: Falling back to user helper
[ 14.572915] firmware ath10k!QCA4019!hw1.0!firmware-6.bin: firmware_loading_store: map pages failed
[ 14.573180] ath10k_ahb a800000.wifi: qca4019 hw1.0 target 0x01000000 chip_id 0x003b00ff sub 0000:0000
[ 14.580815] ath10k_ahb a800000.wifi: kconfig debug 0 debugfs 1 tracing 0 dfs 1 testmode 1
[ 14.595391] ath10k_ahb a800000.wifi: firmware ver 10.4-3.5.3-00057 api 5 features no-p2p,mfp,peer-flow-ctrl,btcoex-param,allows-mesh-bcast,no-ps crc32 6a15d64d
[ 14.641138] ath10k_ahb a800000.wifi: board_file api 2 bmi_id 0:17 crc32 83549421
[ 16.026527] ath10k_ahb a800000.wifi: htt-ver 2.2 wmi-op 6 htt-op 4 cal pre-cal-file max-sta 512 raw 0 hwcrypto 1