Thank you for your help!
TFTP is running
All the addresses look right. Printenv shows
serverip=192.168.0.100
ipaddr=192.168.0.108
gatewayip=192.168.0.1
netmask=255.255.255.0
Pinging:
hisilicon # ping 192.168.0.100
stmmac_init,550,0x70431,3
MAC: 00-40-7F-BC-DD-D6
host 192.168.0.100 is alive