And openwrt supports it
http://wiki.openwrt.org/doc/hardware/soc/soc.broadcom.bcm63xx
But no WiFi. Which is a shame. ISP's around the world are handing out modems with an open WiFi ESSID other subscribers can use when they are out and about. I haven't seen any real sign of that happening in Australia. I wonder if it is because the dominant carriers are also mobile phone carriers.