[PATCH] DRIVERS: SLIMBUS: Set ROOT_FREQ at 22.
double what we had before. According to some documents this is what
 we want for optimium audio quality.

ZeroInfinity/Poondog

Signed-off-by: ZeroInfinity <infinitezero345@gmail.com>
Signed-off-by: poondog <markj338@gmail.com>