[INTEL MID I2S] Add 'No DMA use' mode to I2S driver

[INTEL MID I2S] Add 'No DMA use' mode to I2S driver

BZ: 17567

Implement I2S processing using CPU data transfer instead of DMA data transfer.
This mode will be useful for testing I2S functionality on new platforms where DMA functionnality is not ready or available.
Same patch as 46b80ccdcdadbcfb49f0ce9771e9c8f229e697d2 (BZ 12811) for R3-IceCreamSandwich.

Change-Id: Ib3eacf736570dcd9ea551817f32936406857a431
Signed-off-by: Renaud de Chivre <renaudx.de.chivre@intel.com>
Reviewed-on: http://android.intel.com:8080/27631
Reviewed-by: Wagner, DavidX <davidx.wagner@intel.com>
Tested-by: Barthes, FabienX <fabienx.barthes@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>