nb/lenovo/t400: Enable libgfxinit

Change-Id: I243c22c83a5575c2e1500cc869c41691c4fba415
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/27014
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
diff --git a/src/mainboard/lenovo/t400/Kconfig b/src/mainboard/lenovo/t400/Kconfig
index 8eb5fc5..2b37857 100644
--- a/src/mainboard/lenovo/t400/Kconfig
+++ b/src/mainboard/lenovo/t400/Kconfig
@@ -22,6 +22,7 @@
 	select SUPERIO_NSC_PC87382
 	select SUPERIO_NSC_PC87384
 	select DRIVERS_LENOVO_HYBRID_GRAPHICS
+	select MAINBOARD_HAS_LIBGFXINIT
 
 config MAINBOARD_DIR
 	string