apollolake: Add ACPI device for audio controller

Hardware / Coreboot - Saurabh Satija [intel.com] - 28 June 2016 14:57 UTC

Add the audio controller device to ACPI and define the _DSM handler to return the address of the NHLT table, if set in NVS.

Change-Id: I619dbfb562b94255e42a3e5d5a3926c28b14db3e

cbaa2ab apollolake: Add ACPI device for audio controller
src/soc/intel/apollolake/acpi/pch_hda.asl | 84 +++++++++++++++++++++++++++++
1 file changed, 84 insertions(+)

Upstream: review.coreboot.org

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