HDMI-Audio: Ported to ICS

HDMI-Audio: Ported to ICS

BZ: 17078

Steps to verify:
1. Ensure device is not in sleep state
2. alsa_aplay -l
3. alsa_aplay -Dplughw:IntelHDMI,0 -F 23220 <file_name>

Change-Id: I48626a0dec8fdccfdec90a2b9a8747bfe11ea250
Signed-off-by: Vaibhav Agarwal <vaibhav.agarwal@intel.com>
Reviewed-on: http://android.intel.com:8080/26982
Reviewed-by: Koul, Vinod <vinod.koul@intel.com>
Reviewed-by: Centelles, Sylvain <sylvain.centelles@intel.com>
Reviewed-by: Babu, Ramesh <ramesh.babu@intel.com>
Reviewed-by: Gupta, ArvindX K <arvindx.k.gupta@intel.com>
Reviewed-by: M, Arulselvan <arulselvan.m@intel.com>
Tested-by: M, Arulselvan <arulselvan.m@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>