Hi,
I failed under Ubuntu 12.04 setting mux pins. It seems that I have even with sudo no permission for the debug directory.
No problems to perform it under Angstroem.
Last login: Mon Jun 25 08:56:45 CDT 2012 on ttyO0
Welcome to Ubuntu 12.04 LTS (GNU/Linux 3.2.0-psp7 armv7l)
- Documentation: https://help.ubuntu.com/
ubuntu@omap:~$ echo 7 > /sys/kernel/debug/omap_mux/gpmc_ad2
-bash: /sys/kernel/debug/omap_mux/gpmc_ad2: Permission denied
ubuntu@omap:~$ sudo echo 7 > /sys/kernel/debug/omap_mux/gpmc_ad2
-bash: /sys/kernel/debug/omap_mux/gpmc_ad2: Permission denied
Thanks for a hint for a linux newcomer.
Many thanks and best regards
Walter