ibexpeak: Move to common FADT

Change-Id: Ibb4dcc4356876f6385e79c10d8296fb680937827
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/7201
Reviewed-by: Nicolas Reinecke <nr@das-labor.org>
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Tested-by: build bot (Jenkins)
diff --git a/src/mainboard/lenovo/x201/devicetree.cb b/src/mainboard/lenovo/x201/devicetree.cb
index 7592cb0..3005077 100644
--- a/src/mainboard/lenovo/x201/devicetree.cb
+++ b/src/mainboard/lenovo/x201/devicetree.cb
@@ -118,6 +118,10 @@
 			register "gen3_dec" = "0x1c1681"
 			register "gen4_dec" = "0x040069"
 
+			register "p_cnt_throttling_supported" = "1"
+			register "c2_latency" = "1"
+			register "docking_supported" = "1"
+
 			device pci 16.2 on # IDE/SATA
 				subsystemid 0x17aa 0x2161
 			end