The cli way for a static ip on bridge interface br0:

nmcli connection show 
nmcli con  bridge-br0 stp no 
nmcli conn show --active 
nmcli conn add type bridge con-name br0 ifname br0 
nmcli conn mod br0 ipv4.address '192.168.0.11/24' 
nmcli conn mod br0 ipv4.gateway '192.168.0.254' 
nmcli conn mod br0 ipv4.method manual 
nmcli conn add type ethernet slave-type bridge con-name bridge-br0 ifname eth0 master br0 
nmcli conn up br0 
nmcli conn down  eth0