For some reason, the Windows LPEA drivers won't attach without
_HRV (hardware version) defined for the GPIO controllers.
Add it, using value taken from Intel baytrail/valleyview edk2
reference code.
TEST=boot Windows 10/11 on google/rambi, verify LPEA drivers load
properly.
Change-Id: Iaa6e1b3f68537e012e4a58175d5334a8aa2f4178
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/71200
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>