intel/skylake: Add VrConfig UPD parameters from coreboot

Adding VrConfig UPDs and assign values to those from devicetree

BRANCH=none
BUG=chrome-os-partner:45387
TEST=Build and booted in kunimitsu

CQ-DEPEND=CL:310192

Change-Id: Ifce9dfacabc742b55266c48459c56c69b1f22236
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: b34a3cc77afc8795abb64972f8169986c30c2acd
Original-Change-Id: Ifa960e718ed77db729f1fc4e2c00c9b305093e04
Original-Signed-off-by: Barnali Sarkar <barnali.sarkar@intel.com>
Original-Signed-off-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/311317
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/12944
Reviewed-by: Martin Roth <martinroth@google.com>
Tested-by: build bot (Jenkins)

src/soc/intel/skylake/chip.h

@@ -25,6 +25,7 @@
 #include <soc/pmc.h>
 #include <soc/serialio.h>
 #include <soc/usb.h>
+#include <soc/vr_config.h>
 
 struct soc_intel_skylake_config {
 	/*
@@ -325,6 +326,11 @@ struct soc_intel_skylake_config {
 	 */
 	u8 SerialIrqConfigStartFramePulse;
 	u8 SkipMpInit;
+	/* VrConfig Settings for 5 domains
+	 * 0 = System Agent, 1 = IA Core, 2 = Ring,
+	 * 3 = GT unsliced,  4 = GT sliced
+	 */
+	struct vr_config domain_vr_config[NUM_VR_DOMAINS];
 };
 
 typedef struct soc_intel_skylake_config config_t;