soc/intel/alderlake: Select SOC_INTEL_COMMON_BLOCK_SCS for Alder Lake N

Alder Lake N has eMMC storage device. Select SOC_INTEL_COMMON_BLOCK_SCS
Kconfig for Alder Lake N.

Change-Id: I577ffdc80ef09471309c827551a347d4397a33d1
Signed-off-by: Krishna Prasad Bhat <krishna.p.bhat.d@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61128
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kangheui Won <khwon@chromium.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
diff --git a/src/soc/intel/alderlake/Kconfig b/src/soc/intel/alderlake/Kconfig
index dc7d32b..fa95088 100644
--- a/src/soc/intel/alderlake/Kconfig
+++ b/src/soc/intel/alderlake/Kconfig
@@ -76,6 +76,7 @@
 	select SOC_INTEL_COMMON_BLOCK_GPIO_DUAL_ROUTE_SUPPORT
 	select SOC_INTEL_COMMON_BLOCK_GPIO_LOCK_USING_SBI
 	select SOC_INTEL_COMMON_BLOCK_GSPI_VERSION_2
+	select SOC_INTEL_COMMON_BLOCK_SCS if SOC_INTEL_ALDERLAKE_PCH_N
 	select SOC_INTEL_COMMON_BLOCK_HDA
 	select SOC_INTEL_COMMON_BLOCK_IPU
 	select SOC_INTEL_COMMON_BLOCK_IRQ
diff --git a/src/soc/intel/common/block/scs/Makefile.inc b/src/soc/intel/common/block/scs/Makefile.inc
index 707a334..0b77f5f 100644
--- a/src/soc/intel/common/block/scs/Makefile.inc
+++ b/src/soc/intel/common/block/scs/Makefile.inc
@@ -1,3 +1,5 @@
+ifneq ($(CONFIG_SOC_INTEL_ALDERLAKE_PCH_N),y)
 ramstage-$(CONFIG_SOC_INTEL_COMMON_BLOCK_SCS) += sd.c
+endif
 ramstage-$(CONFIG_SOC_INTEL_COMMON_BLOCK_SCS) += mmc.c
 romstage-$(CONFIG_SOC_INTEL_COMMON_EARLY_MMC_WAKE) += early_mmc.c