UPSTREAM: Revert "mb/google/guybrush: Disable GFX"

This reverts commit 52e61945588bc327844acc4658426861d63ad189.

Reason for revert: Graphics actually works now. I should have abandoned this CL.

BUG=none
BRANCH=none
TEST=none

Change-Id: Ia0977e60979ea59d053129a9cff07ba5057f0d9f
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Original-Commit-Id: ca25ad5e0e94b16ce350464f68c4681cbde2aa34
Original-Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Original-Change-Id: I83aac3a2c616bb434706f23e36549760bc764080
Original-Reviewed-on: https://review.coreboot.org/c/coreboot/+/51985
Original-Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Original-Reviewed-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/coreboot/+/2807722
Reviewed-by: Patrick Georgi <pgeorgi@chromium.org>
Commit-Queue: Patrick Georgi <pgeorgi@chromium.org>
Tested-by: Patrick Georgi <pgeorgi@chromium.org>
diff --git a/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb b/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb
index 7ca9175..f5f9018 100644
--- a/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/guybrush/variants/baseboard/devicetree.cb
@@ -48,8 +48,7 @@
 		device ref gpp_bridge_3 on end # NVMe
 
 		device ref gpp_bridge_a on  # Internal GPP Bridge 0 to Bus A
-			# b/183971103 - We can't enable GFX because it locks up the OS
-			device ref gfx off end # Internal GPU (GFX)
+			device ref gfx on end # Internal GPU (GFX)
 			device ref xhci_0 on # USB 3.1 (USB0)
 				chip drivers/usb/acpi
 					device ref xhci_0_root_hub on