driver/intel/fsp2_0: Reset on invalid stage cache.

Add config in fsp 2.0/1.1 driver to reset if ramstage stage cache is
invalid during S3 resume.

Change-Id: I83fe76957c061f20e9afb308e55923806fda4f93
Signed-off-by: Naresh G Solanki <naresh.solanki@intel.com>
Reviewed-on: https://review.coreboot.org/17112
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>

src/drivers/intel/fsp2_0/Kconfig

@@ -90,4 +90,8 @@ config CHECKLIST_DATA_FILE_LOCATION
 	string
 	default "src/vendorcode/intel/fsp/fsp2_0/checklist"
 
+config RESET_ON_INVALID_RAMSTAGE_CACHE
+	bool "Reset the system on S3 wake when ramstage cache invalid."
+	default n
+
 endif