soc/intel/adl and mb/intel/adlrvp: Use the newly added meminit block driver

This change uses the newly added meminit block driver and updates ADL
SoC and mainboard code accordingly.

BUG=b:172978729

Change-Id: Ibcc4ee685cdd70eac99f12a5b5d79fdbaf2b3cf6
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49043
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Meera Ravindranath <meera.ravindranath@intel.com>
Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
Reviewed-by: Subrata Banik <subrata.banik@intel.com>

src/soc/intel/alderlake/Kconfig

@@ -55,6 +55,7 @@ config CPU_SPECIFIC_OPTIONS
 	select SOC_INTEL_COMMON_BLOCK_GPIO_DUAL_ROUTE_SUPPORT
 	select SOC_INTEL_COMMON_BLOCK_GSPI_VERSION_2
 	select SOC_INTEL_COMMON_BLOCK_HDA
+	select SOC_INTEL_COMMON_BLOCK_MEMINIT
 	select SOC_INTEL_COMMON_BLOCK_SA
 	select SOC_INTEL_COMMON_BLOCK_SMM
 	select SOC_INTEL_COMMON_BLOCK_SMM_IO_TRAP
@@ -250,4 +251,17 @@ config SOC_INTEL_ALDERLAKE_DEBUG_CONSENT
 	  0:Disabled, 1:Enabled (DCI OOB+[DbC]), 2:Enabled (DCI OOB),
 	  3:Enabled (USB3 DbC), 4:Enabled (XDP/MIPI60), 5:Enabled (USB2 DbC),
 	  6:Enable (2-wire DCI OOB), 7:Manual
+
+config DATA_BUS_WIDTH
+	int
+	default 128
+
+config DIMMS_PER_CHANNEL
+	int
+	default 2
+
+config MRC_CHANNEL_WIDTH
+	int
+	default 16
+
 endif