mb/{lenovo,packardbell}: Enable MEI device

Enable the MEI in device trees of some Ibex Peak, Cougar Point and
Panther Point boards where they have been disabled.

Change-Id: I4327d19d3ed1a93a6466057f6eceed49ab9441c5
Signed-off-by: Evgeny Zinoviev <me@ch1p.io>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42412
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Alexander Couzens <lynxis@fe80.eu>
diff --git a/src/mainboard/lenovo/t430s/devicetree.cb b/src/mainboard/lenovo/t430s/devicetree.cb
index 942f029..739d01d 100644
--- a/src/mainboard/lenovo/t430s/devicetree.cb
+++ b/src/mainboard/lenovo/t430s/devicetree.cb
@@ -65,7 +65,7 @@
 			register "spi_lvscc" = "0x2005"
 
 			device pci 14.0 on end # USB 3.0 Controller
-			device pci 16.0 off end # Management Engine Interface 1
+			device pci 16.0 on end # Management Engine Interface 1
 			device pci 16.1 off end # Management Engine Interface 2
 			device pci 16.2 off end # Management Engine IDE-R
 			device pci 16.3 off end # Management Engine KT