From 20ce90154ecd0a93b20d4c21c06b822fa249bbf0 Mon Sep 17 00:00:00 2001
From: Pratikkumar Prajapati <pratikkumar.v.prajapati@intel.com>
Date: Mon, 19 Dec 2022 17:41:39 -0800
Subject: [PATCH] soc/intel/meteorlake: Enable Key Locker

BUG=b:276988831
Platform=Rex
Test= inteltool -k
============= Dumping INTEL Key Locker status =============
Key Locker supported : YES
AESKL instructions enabled : YES
===========================================================

Also,
No S0ix issue seen, no impact on power just with this coreboot patch, no stability issue seen.

Boot time delta (using cbmem -t):

Without this CL:
963:returning from FspMultiPhaseSiInit 1,299,043 (98,480)

With this CL:
963:returning from FspMultiPhaseSiInit 1,324,659 (121,995)

Signed-off-by: Pratikkumar Prajapati <pratikkumar.v.prajapati@intel.com>
Change-Id: I9919f44623972d7bbae4a9b886e1da4ac7879c98
Reviewed-on: https://review.coreboot.org/c/coreboot/+/71120
Reviewed-by: Sridhar Siricilla <sridhar.siricilla@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
---
 src/soc/intel/meteorlake/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/soc/intel/meteorlake/Kconfig b/src/soc/intel/meteorlake/Kconfig
index 311f636d1a..db347af8b6 100644
--- a/src/soc/intel/meteorlake/Kconfig
+++ b/src/soc/intel/meteorlake/Kconfig
@@ -100,6 +100,7 @@ config CPU_SPECIFIC_OPTIONS
 	select UDK_202111_BINDING
 	select X86_CLFLUSH_CAR
 	select X86_INIT_NEED_1_SIPI
+	select INTEL_KEYLOCKER
 
 config SOC_INTEL_METEORLAKE_TCSS_USB4_SUPPORT
 	bool