I'll +1 this. Running latest Precise on my T420s and attempting to access a Transcend 8 GB Class 10 SDHC Micro-SD card (in adapter) fails with the error -110.
[ 439.677072] sdhci: Switching to 1.8V signalling voltage failed, retrying with S18R set to 0 [ 449.672202] mmc0: Timeout waiting for hardware interrupt. [ 451.274181] mmc0: error -110 whilst initialising SD card Linux mikester-t420l 3.2.0-23-generic #36-Ubuntu SMP Tue Apr 10 20:39:51 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux -M -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/978929 Title: [Lenovo Thinkpad T420] SD Card-reader non functional To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/978929/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
