FWIW We do have support for PandaES in Linaro's current releases. The Linaro alsa-lib that was included with 12.01 is based on the alsa that is packaged for precise. If you look in the ppa:linaro-maintainers/overlay you'll find what we currently have.
There will be an update in 12.02 which is being worked on as part of this week's linaro connect.
FWIW We do have support for PandaES in Linaro's current releases. The Linaro alsa-lib that was included with 12.01 is based on the alsa that is packaged for precise. If you look in the ppa:linaro- maintainers/ overlay you'll find what we currently have.
There will be an update in 12.02 which is being worked on as part of this week's linaro connect.