Bus 007 Device 002: ID 0483:5740 STMicroelectronics STM32F407 is the current result, blue LEDs are up, sgminer is running (with your firmware).
root@Baikal:~# md5sum /media/boot/G*.bin
d806968a965a7499b026ee558073af54 /media/boot/GX10.bin
root@Baikal:~# python /usr/bin/update_fw.py
Downloading...
Done
That all looks good except for the checksum of the bin file you're using. I'm getting
b7ee4ca88a190fb086655761e1f55c6c for the stock v1.2 file. I'd try pulling the file from the v1.2 OrangePi image and try again. Remember to revert back to the stock v1.2 sgminer too.