Problem with Wlan Interface Archer C2

Hi,

today i flashed OpenWRT in my TP LINK ARCHER C2, but the WLAN interface as gone. Does not exist /etc/config/wireless ...

On GUI Browser interface dont show any wireless label...

Result of ifconfig:

br-lan    Link encap:Ethernet  HWaddr 7E:92:EF:57:DD:82
          inet addr:192.168.0.4  Bcast:192.168.0.255  Mask:255.255.255.0
          inet6 addr: fd25:1464:984d::1/60 Scope:Global
          inet6 addr: fe80::7c92:efff:fe57:dd82/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:3912 errors:0 dropped:0 overruns:0 frame:0
          TX packets:1518 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:551979 (539.0 KiB)  TX bytes:510066 (498.1 KiB)

eth0      Link encap:Ethernet  HWaddr 7E:92:EF:57:DD:82
          inet6 addr: fe80::7c92:efff:fe57:dd82/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:7566 errors:0 dropped:4 overruns:0 frame:0
          TX packets:4671 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:1119876 (1.0 MiB)  TX bytes:1451323 (1.3 MiB)
          Interrupt:5

eth0.1    Link encap:Ethernet  HWaddr 7E:92:EF:57:DD:82
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:4409 errors:0 dropped:28 overruns:0 frame:0
          TX packets:1482 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:649156 (633.9 KiB)  TX bytes:506530 (494.6 KiB)

eth0.2    Link encap:Ethernet  HWaddr 7E:92:EF:57:DD:83
          inet6 addr: fe80::7c92:efff:fe57:dd83/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:501 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:0 (0.0 B)  TX bytes:166126 (162.2 KiB)

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:864 errors:0 dropped:0 overruns:0 frame:0
          TX packets:864 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1
          RX bytes:58752 (57.3 KiB)  TX bytes:58752 (57.3 KiB)

Any suggestions on how to recover Wireless? Thanks