flashrom: Add flashrom support for Cometlake

TEST=Observing below error while executing flashrom command without this CL.
>> localhost ~ # sudo flashrom -p host -w /tmp/image.serial.bin
 flashrom v0.9.9  : 870d8af : Jan 16 2019 09:47:01 UTC on Linux 4.19.21 (x86_64)
 Calibrating delay loop... OK.
 coreboot table found at 0x99b4c000.
 Cannot get target bus from programmer.
 Error: Programmer initialization failed.

Change-Id: I858a3543b5265401aa070ed97d2c0771b08f4374
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/1480796
Tested-by: Subrata Banik <subi.banik@gmail.com>
Tested-by: Wonkyu Kim <wonkyu.kim@intel.com>
Reviewed-by: Wonkyu Kim <wonkyu.kim@intel.com>
Reviewed-by: Shelley Chen <shchen@chromium.org>
1 file changed