Help with TP-LINK Archer C60 Recovery

My archer C60 is bricked such that all the n/w interfaces get disabled, when the bad magic number problem shows.

when using tftp recovery, even that is not working:

Using eth1 device
TFTP from server 192.168.0.66; our IP address is 192.168.0.86
Filename 'tp_recovery.bin'.
Load address: 0x80800000
Loading: T T ## Starting application at 0x80010000 ...


U-Boot 1.1.4-gd490e1c1-dirty (Aug 21 2019 - 18:44:04)

ap151 - Dragonfly 1.0

DRAM:   0 kB
Top of RAM usable for U-Boot at: 80000000
Reserving 402k for U-Boot at: 7ff98000
Reserving 32832k for malloc() at: 7df88000
Reserving 44 Bytes for Board Info at: 7df87fd4
Reserving 36 Bytes for Global Data at: 7df87fb0
Reserving 128k for boot params() at: 7df67fb0
Stack Pointer at: 7df67f98