msm_mpdecision: set idle_freq arch specific
This fixes issue #31 - idle frequency needs changing when switching archs

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>
Signed-off-by: Lens-F <tnoah12@gmail.com>
msm_mpdecision: boost freqs are arch dependent too

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>
Signed-off-by: Lens-F <tnoah12@gmail.com>