SAI: Fix touchwake disable functionality

Signed-off-by: Stratos Karafotis <stratosk@semaphore.gr>
interactive: Fix input_boos and io_is_busy tunables

Signed-off-by: Stratos Karafotis <stratosk@semaphore.gr>
Parse integer properties safaly

Signed-off-by: Stratos Karafotis <stratosk@semaphore.gr>