iAudio M3: ADC driver, making buttons and battery voltage reading work. * Disable the multi-colour LED for now to save power. Proper handling will be added later. * Make reboot on button press work on iAudio X5, M5, M3 in panicf(), and on M3 in UIE().

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16684 a1c6a512-1295-4272-9138-f99709370657
10 files changed