mb/clevo/kbl-u: Move memory init config to variant level

Memory init config is board specific. Thus, move it to variant level and
hook up variant romstage.c.

Change-Id: Id78788815ad9c4ed64f0172fb746ff6e50d608ef
Signed-off-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49132
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>

src/mainboard/clevo/kbl-u/Makefile.inc

@@ -5,6 +5,8 @@ CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/include
 bootblock-y += bootblock.c
 bootblock-y += variants/$(VARIANT_DIR)/gpio_early.c
 
+romstage-y += variants/$(VARIANT_DIR)/romstage.c
+
 ramstage-y += ramstage.c
 ramstage-y += variants/$(VARIANT_DIR)/hda_verb.c
 ramstage-y += variants/$(VARIANT_DIR)/gpio.c

src/mainboard/clevo/kbl-u/include/variant/romstage.h

@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef VARIANT_ROMSTAGE_H
+#define VARIANT_ROMSTAGE_H
+
+void variant_configure_fspm(FSPM_UPD *memupd);
+
+#endif

src/mainboard/clevo/kbl-u/romstage.c

@@ -1,37 +1,9 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
 #include <soc/romstage.h>
-#include <spd_bin.h>
+#include <variant/romstage.h>
-#include <string.h>
-
-static void mainboard_fill_rcomp_res_data(void *rcomp_ptr)
-{
-	const u16 RcompResistor[3] = {121, 81, 100};
-	memcpy(rcomp_ptr, RcompResistor, sizeof(RcompResistor));
-}
-
-static void mainboard_fill_rcomp_strength_data(void *rcomp_strength_ptr)
-{
-	const u16 RcompTarget[5] = {100, 40, 20, 20, 26};
-	memcpy(rcomp_strength_ptr, RcompTarget, sizeof(RcompTarget));
-}
 
 void mainboard_memory_init_params(FSPM_UPD *mupd)
 {
-	FSP_M_CONFIG *mem_cfg = &mupd->FspmConfig;
+	variant_configure_fspm(mupd);
-
-	struct spd_block blk = {
-		.addr_map = {0x50, 0x52},
-	};
-
-	get_spd_smbus(&blk);
-	dump_spd_info(&blk);
-
-	mainboard_fill_rcomp_res_data(&mem_cfg->RcompResistor);
-	mainboard_fill_rcomp_strength_data(&mem_cfg->RcompTarget);
-
-	mem_cfg->DqPinsInterleaved = TRUE;
-	mem_cfg->MemorySpdDataLen = blk.len;
-	mem_cfg->MemorySpdPtr00 = (uintptr_t)blk.spd_array[0];
-	mem_cfg->MemorySpdPtr10 = (uintptr_t)blk.spd_array[1];
 }

src/mainboard/clevo/kbl-u/variants/n13xwu/romstage.c

@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <fsp/api.h>
+#include <spd_bin.h>
+#include <string.h>
+#include <variant/romstage.h>
+
+static void mainboard_fill_rcomp_res_data(void *rcomp_ptr)
+{
+	const u16 RcompResistor[3] = {121, 81, 100};
+	memcpy(rcomp_ptr, RcompResistor, sizeof(RcompResistor));
+}
+
+static void mainboard_fill_rcomp_strength_data(void *rcomp_strength_ptr)
+{
+	const u16 RcompTarget[5] = {100, 40, 20, 20, 26};
+	memcpy(rcomp_strength_ptr, RcompTarget, sizeof(RcompTarget));
+}
+
+void variant_configure_fspm(FSPM_UPD *mupd)
+{
+	FSP_M_CONFIG *mem_cfg = &mupd->FspmConfig;
+
+	struct spd_block blk = {
+		.addr_map = {0x50, 0x52},
+	};
+
+	get_spd_smbus(&blk);
+	dump_spd_info(&blk);
+
+	mainboard_fill_rcomp_res_data(&mem_cfg->RcompResistor);
+	mainboard_fill_rcomp_strength_data(&mem_cfg->RcompTarget);
+
+	mem_cfg->DqPinsInterleaved = TRUE;
+	mem_cfg->MemorySpdDataLen = blk.len;
+	mem_cfg->MemorySpdPtr00 = (uintptr_t)blk.spd_array[0];
+	mem_cfg->MemorySpdPtr10 = (uintptr_t)blk.spd_array[1];
+}