Adding EHL Device IDs

Change-Id: I78218f367a55842920d160151a521c7fa58077f4
diff --git a/Source/inc/common/igfxfmid.h b/Source/inc/common/igfxfmid.h
index 65cb367..ac79842 100644
--- a/Source/inc/common/igfxfmid.h
+++ b/Source/inc/common/igfxfmid.h
@@ -1147,6 +1147,12 @@
 #define ILKF_GT0_DESK_DEVICE_A0_ID              0x9850
 #define ILKF_1x6x8_DESK_DEVICE_F0_ID            0x9841
 #define ILKF_1x4x8_DESK_DEVICE_F0_ID            0x9842
+
+//EHL
+#define IEHL_1x2x4_DEVICE_A0_ID                 0x4541
+#define IEHL_1x2x8_DEVICE_A0_ID                 0x4551
+#define IEHL_1x4x8_DEVICE_A0_ID                 0x4571
+
 //ICL PCH LP Device IDs
 #define ICP_LP_RESERVED_FUSE_ID                 0x3480
 #define ICP_LP_U_SUPER_SKU_ID                   0x3481