diff --git a/configs/haswell b/configs/haswell
index 3924572..3e8af4f 100644
--- a/configs/haswell
+++ b/configs/haswell
@@ -1,5 +1,6 @@
 CONFIG_GFX_GMA_DYN_CPU		= y
 CONFIG_GFX_GMA_GENERATION	= Haswell
+CONFIG_GFX_GMA_PCH		= Lynx_Point
 CONFIG_GFX_GMA_PANEL_1_PORT	= eDP
 CONFIG_GFX_GMA_ANALOG_I2C_PORT	= PCH_DAC
 CONFIG_GFX_GMA_DEFAULT_MMIO	= 16\#e000_0000\#
diff --git a/configs/ironlake b/configs/ironlake
index 494b505..10e9c7b 100644
--- a/configs/ironlake
+++ b/configs/ironlake
@@ -1,5 +1,6 @@
 CONFIG_GFX_GMA_DYN_CPU		= y
 CONFIG_GFX_GMA_GENERATION	= Ironlake
+CONFIG_GFX_GMA_PCH		= Ibex_Peak
 CONFIG_GFX_GMA_PANEL_1_PORT	= LVDS
 CONFIG_GFX_GMA_ANALOG_I2C_PORT	= PCH_DAC
 CONFIG_GFX_GMA_DEFAULT_MMIO	= 16\#e000_0000\#
diff --git a/configs/ironlake_edp b/configs/ironlake_edp
index 90804c2..5db3aaf 100644
--- a/configs/ironlake_edp
+++ b/configs/ironlake_edp
@@ -1,5 +1,6 @@
 CONFIG_GFX_GMA_DYN_CPU		= y
 CONFIG_GFX_GMA_GENERATION	= Ironlake
+CONFIG_GFX_GMA_PCH		= Cougar_Point
 CONFIG_GFX_GMA_PANEL_1_PORT	= eDP
 CONFIG_GFX_GMA_ANALOG_I2C_PORT	= PCH_DAC
 CONFIG_GFX_GMA_DEFAULT_MMIO	= 16\#e000_0000\#
diff --git a/configs/skylake b/configs/skylake
index 773e7cf..73ecddb 100644
--- a/configs/skylake
+++ b/configs/skylake
@@ -1,5 +1,6 @@
 CONFIG_GFX_GMA_DYN_CPU		= y
 CONFIG_GFX_GMA_GENERATION	= Skylake
+CONFIG_GFX_GMA_PCH		= Sunrise_Point
 CONFIG_GFX_GMA_PANEL_1_PORT	= eDP
 CONFIG_GFX_GMA_ANALOG_I2C_PORT	= PCH_DAC
 CONFIG_GFX_GMA_DEFAULT_MMIO	= 16\#e000_0000\#