I heve the same problem on a hp Pavilion g6. The way around it is explained here for me: http://ubuntuforums.org/showthread.php?t=2059763 But every kernel udate I have to do it all over again.
Ubuntu 12.10, 64 bits 03:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS5229 PCI Express Card Reader (rev 01) HP pavilion g6 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1057089 Title: [Lenovo L530, 430, E49, K29, E535, E435, S430]: Media card reader [10ec:5229] does not work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1057089/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs