mb/google/brya/var/agah: Disable ASPM for dGPU
Since ASPM is not verified as fully functional yet, and the board is
still in development, this patch disables ASPM for the dGPU.
BUG=b:
236676400
TEST=boot to OS in agah, lspci -vvv shows ASPM is disabled
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Change-Id: I525eeb18c57d45fd55335b63a59262066afc9567
Reviewed-on: https://review.coreboot.org/c/coreboot/+/65566
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Ivy Jian <ivy.jian@quanta.corp-partner.google.com>