mb/google/poppy/variants/nocturne: add touchscreen register info

- add ACPI register information for touchscreen WCOM digitizer

BUG=b:78122599
BRANCH=none
TEST="emerge-nocturne coreboot chromeos-bootimage" and verify
touchscreen on Nocturne board works.

Change-Id: I9790a930e8ed2748d568ce58c931ce34b3e22007
Signed-off-by: Nick Vaccaro <nvaccaro@google.com>
Reviewed-on: https://review.coreboot.org/26316
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
1 file changed