soc/intel/cannonlake: Add dummy ACPI DSDT table

A dummy DSDT table will be created for cannonlake.

Change-Id: Ia435f2a03982313c6b0c63ac25668a3300d08793
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/21279
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
3 files changed