U-Boot 2017.03-ge479d27901 (Jun 14 2018 - 15:57:30 +0000)

CPU:   Freescale i.MX6ULL rev1.0 900 MHz (running at 396 MHz)
CPU:   Commercial temperature grade (0C to 95C) at 34C
Reset cause: POR
Model: Wiren Board rev. 6.1 (i.MX6UL)
Board: Wiren Board MX6UL
DRAM:  512 MiB
MMC:   FSL_SDHC: 0
Using default environment

In:    serial
Out:   serial
Err:   serial
EEPROM #0 MAC: d8:80:39:e3:12:89
EEPROM #1 MAC: d8:80:39:e2:e4:04
Net:   eth0: ethernet@02188000
Hit any key to stop autoboot:  3  2  1  0
Checking if there is a USB storage with update file
dev: 5v_out @ regulator@2
starting USB...
USB0:   USB EHCI 1.00
USB1:   USB EHCI 1.00
scanning bus 0 for devices... 2 USB Device(s) found
scanning bus 1 for devices... EHCI timed out on TD - token=0x80008c80
unable to get device descriptor (error=-1)
1 USB Device(s) found
       scanning usb for storage devices... 1 Storage Device(s) found
  Device 0: Vendor: Generic  Rev: 8.07 Prod: Flash Disk
            Type: Removable Hard Disk
            Capacity: 7861.0 MB = 7.6 GB (16099328 x 512)
reading wb6_update.fit
1 bytes read in 18 ms (0 Bytes/s)
Press a FW key if you want to update firmware from your USB drive (wb6_update.fit)
or wait for normal boot