dopey: iot-gateway-hikey mbolivar$ sudo fastboot devices
0123456789abcdef	fastboot

dopey: iot-gateway-hikey mbolivar$ picocom -b 115200 /dev/ttyACM1
picocom v2.2

port is        : /dev/ttyACM1
flowcontrol    : none
baudrate is    : 115200
parity is      : none
databits are   : 8
stopbits are   : 1
escape is      : C-a
local echo is  : no
noinit is      : no
noreset is     : no
nolock is      : no
send_cmd is    : sz -vv
receive_cmd is : rz -vv -E
imap is        :
omap is        :
emap is        : crcrlf,delbs,

Type [C-a] [C-h] to see available commands

Terminal ready
NOTICE:  Booting Trusted Firmware
NOTICE:  BL1: v1.1(release):e9b4909
NOTICE:  BL1: Built : 10:50:16, Nov 28 2015
NOTICE:  syspll frequency:1190494208Hz
NOTICE:  succeed to init lpddr3 rank0 dram phy
INFO:    lpddr3_freq_init, set ddrc 533mhz
INFO:    init ddr3 rank0
INFO:    ddr3 rank1 init pass
INFO:    lpddr3_freq_init, set ddrc 800mhz
INFO:    init ddr3 rank0
INFO:    ddr3 rank1 init pass
INFO:    Samsung DDR
NOTICE:  BL1: Booting BL2
NOTICE:  acpu_dvfs_set_freq: set acpu freq success!NOTICE:  BL2: v1.1(release):e9b4909
NOTICE:  BL2: Built : 10:50:16, Nov 28 2015
NOTICE:  BL1: Booting BL3-1
NOTICE:  BL3-1: v1.1(release):e9b4909
NOTICE:  BL3-1: Built : 10:50:16, Nov 28 2015
UEFI firmware (version PreAlpha built at 10:50:05 on Nov 28 2015)


     [snip]

Android Fastboot mode - version 0.4. Press any key to quit.

Thanks for using picocom


dopey: iot-gateway-hikey mbolivar$ sudo python2 hisi-idt.py -d /dev/ttyACM1 --img1=l-loader.bin
+----------------------+
(' Serial: ', '/dev/ttyACM1')
(' Image1: ', 'l-loader.bin')
(' Image2: ', '')
+----------------------+

('Sending', 'l-loader.bin', '...')
failed
failed
failed
failed
failed