mb/google/guybrush/guybrush: Add variant to disable HDMI

For one specific type of APU, it doesn't have HDMI. When we detect
this APU, we need to explicitly disable HDMI in DDI settings,
otherwise the system would freeze.

Please refer
 src/mainboard/google/guybrush/variants/dewatt/variant.c

BUG=b:215432928

Change-Id: I93fca8cf9870533da1bcca5fa28ff22085e65beb
Signed-off-by: Zheng Bao <fishbaozi@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61314
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

0 files changed, 0 insertions, 0 deletions