soc/intel/xeon_sp: add Kconfig file for SPR-SP

Intel SPR-SP (Sapphire Rapids Scalable Processor) was product launched
on Jan. 10, 2023.

Change-Id: I14cf115b02d8edff9b48e744b798a3b1ba18b8bf
Signed-off-by: Jonathan Zhang <jonzhang@meta.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/72439
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com>
Reviewed-by: Simon Chou <simonchou@supermicro.com.tw>
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
diff --git a/src/soc/intel/xeon_sp/Kconfig b/src/soc/intel/xeon_sp/Kconfig
index c7ca1ef..f6bfd42 100644
--- a/src/soc/intel/xeon_sp/Kconfig
+++ b/src/soc/intel/xeon_sp/Kconfig
@@ -1,8 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0-or-later
 
-source "src/soc/intel/xeon_sp/skx/Kconfig"
-source "src/soc/intel/xeon_sp/cpx/Kconfig"
-source "src/soc/intel/xeon_sp/ras/Kconfig"
+source "src/soc/intel/xeon_sp/*/Kconfig"
 
 config XEON_SP_COMMON_BASE
 	bool