gma: Add flag to set up GMCH Panel Fitter

Setting up the panel fitter for a second Pipe is omitted in order for
the configuration for the first pipe to remain valid. It is currently
unknown how the system would behave in such situation.

Change-Id: I4949fbb5356bd244d3d6f3eec71847b6e683079a
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/25409
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: Nico Huber <nico.h@gmx.de>
diff --git a/common/hw-gfx-gma-config.ads.template b/common/hw-gfx-gma-config.ads.template
index 049f473..9473745 100644
--- a/common/hw-gfx-gma-config.ads.template
+++ b/common/hw-gfx-gma-config.ads.template
@@ -58,6 +58,7 @@
    VGA_Plane_Workaround    : constant Boolean := CPU = Ivybridge;
    Has_GMCH_VGACNTRL       : constant Boolean := false;
    Has_GMCH_DP_Transcoder  : constant Boolean := false;
+   Has_GMCH_PFIT_CONTROL   : constant Boolean := false;
 
    ----- Panel power: -----
    Has_PP_Write_Protection : constant Boolean := CPU <= Ivybridge;