Mirror of OpenWRT for brcm63xx-tch firmware
Point source at: https://raw.githubusercontent.com/fexofenadine/brcm63xx-tch/master/packages/Packages.gz
For example, edit your /etc/opkg/distfeeds.conf to include the lines:
src/gz packages https://raw.githubusercontent.com/fexofenadine/brcm63xx-tch/master/packages
src/gz base https://raw.githubusercontent.com/fexofenadine/brcm63xx-tch/master/base
Then run
opkg update
:)