soc/intel/jasperlake: Add IGD, MCH Device ID

Add IGD Device ID and MCH Device ID for Jasperlake.
Reference is taken from Jasperlake EDS volume 1(Document Number:
613601).

TEST=Build and boot Jasperlake platform.

Change-Id: I00ee7950ffa378b428a76bf367a9a05ab287e7ed
Signed-off-by: Krishna Prasad Bhat <krishna.p.bhat.d@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45481
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aamir Bohra <aamir.bohra@intel.com>
Reviewed-by: V Sowmya <v.sowmya@intel.com>
Reviewed-by: Subrata Banik <subrata.banik@intel.com>
diff --git a/src/soc/intel/common/block/graphics/graphics.c b/src/soc/intel/common/block/graphics/graphics.c
index 4561a38..23cf847 100644
--- a/src/soc/intel/common/block/graphics/graphics.c
+++ b/src/soc/intel/common/block/graphics/graphics.c
@@ -283,6 +283,7 @@
 	PCI_DEVICE_ID_INTEL_JSL_GT1,
 	PCI_DEVICE_ID_INTEL_JSL_GT2,
 	PCI_DEVICE_ID_INTEL_JSL_GT3,
+	PCI_DEVICE_ID_INTEL_JSL_GT4,
 	PCI_DEVICE_ID_INTEL_ADL_GT0,
 	PCI_DEVICE_ID_INTEL_ADL_GT1,
 	PCI_DEVICE_ID_INTEL_ADL_GT1_1,