1 files changed, 29 insertions, 0 deletions
diff --git a/src/mainboard/google/volteer/romstage.c b/src/mainboard/google/volteer/romstage.c
new file mode 100644
index 0000000000..7e87a2ad78
--- /dev/null
+++ b/src/mainboard/google/volteer/romstage.c
@@ -0,0 +1,29 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2020 The coreboot project Authors.
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include <baseboard/variants.h>
+#include <gpio.h>
+#include <soc/gpio.h>
+#include <soc/meminit_tgl.h>
+#include <soc/romstage.h>
+#include <variant/gpio.h>
+
+#include <fsp/soc_binding.h>
+
+void mainboard_memory_init_params(FSPM_UPD *mupd)
+{
+	FSP_M_CONFIG *mem_cfg = &mupd->FspmConfig;
+	const struct mb_lpddr4x_cfg *board_cfg = variant_memory_params();
+	const struct spd_info spd_info = {
+		.read_type = READ_SPD_CBFS,
+		.spd_spec.spd_index = variant_memory_sku(),
+	};
+	bool half_populated = gpio_get(GPIO_MEM_CH_SEL);
+
+	meminit_lpddr4x_dimm0(mem_cfg, board_cfg, &spd_info, half_populated);
+}