e1000e: Initial support for KabeLake

i219 (4) and i219 (5) are the next LOM generations that will be
available on the next Intel platform (KabeLake).
This patch provides the initial support for the devices.

Signed-off-by: Raanan Avargil <raanan.avargil@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/intel/e1000e/hw.h b/drivers/net/ethernet/intel/e1000e/hw.h
index b3949d5..4e733bf 100644
--- a/drivers/net/ethernet/intel/e1000e/hw.h
+++ b/drivers/net/ethernet/intel/e1000e/hw.h
@@ -92,6 +92,10 @@
 #define E1000_DEV_ID_PCH_SPT_I219_LM2		0x15B7	/* SPT-H PCH */
 #define E1000_DEV_ID_PCH_SPT_I219_V2		0x15B8	/* SPT-H PCH */
 #define E1000_DEV_ID_PCH_LBG_I219_LM3		0x15B9	/* LBG PCH */
+#define E1000_DEV_ID_PCH_SPT_I219_LM4		0x15D7
+#define E1000_DEV_ID_PCH_SPT_I219_V4		0x15D8
+#define E1000_DEV_ID_PCH_SPT_I219_LM5		0x15E3
+#define E1000_DEV_ID_PCH_SPT_I219_V5		0x15D6
 
 #define E1000_REVISION_4	4