soc/intel/mtl: Select SOC_INTEL_CSE_LITE_PSR config for Meteorlake

During CSE firmware downgrade, data is cleared. To preserve PSR data
during downgrade, it needs to be backed up. Select
SOC_INTEL_CSE_LITE_PSR config to ensure PSR backup related flow is
executed on CSE Lite SKU.

BRANCH=None
BUG=b:273207144
TEST=Verify CSE firmware upgrade/downgrade on rex.

Change-Id: I39af029a5f0c018a5db3ac68191764abfa9518ac
Signed-off-by: Krishna Prasad Bhat <krishna.p.bhat.d@intel.com>
Signed-off-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/76115
Reviewed-by: Subrata Banik <subratabanik@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/soc/intel/meteorlake/Kconfig b/src/soc/intel/meteorlake/Kconfig
index a416e88..28618f6 100644
--- a/src/soc/intel/meteorlake/Kconfig
+++ b/src/soc/intel/meteorlake/Kconfig
@@ -84,6 +84,7 @@
 	select SOC_INTEL_COMMON_RESET
 	select SOC_INTEL_COMMON_BLOCK_IOC
 	select SOC_INTEL_CRASHLOG
+	select SOC_INTEL_CSE_LITE_PSR if MAINBOARD_HAS_CHROMEOS
 	select SOC_INTEL_CSE_SEND_EOP_LATE if !MAINBOARD_HAS_CHROMEOS
 	select SOC_INTEL_CSE_SET_EOP
 	select SOC_INTEL_IOE_DIE_SUPPORT