* unification of init and close
NOTE: audiohw_init is a void function now, because it never (can) fail
okay from JdGordon@irc
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13622 a1c6a512-1295-4272-9138-f99709370657
* add mas35xx driver for all mas35xx targets. Later
mas35xx code from sound.c will move to this new driver
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13464 a1c6a512-1295-4272-9138-f99709370657
now after the audio improvement: -40.5dB ... +6dB => -73.5 ... +6dB
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13447 a1c6a512-1295-4272-9138-f99709370657
* disable some unneeded stuff -> save power
* remove some unneeded functions
* shadow registers, so we dont need to do so much i2c traffic
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13150 a1c6a512-1295-4272-9138-f99709370657