2 files changed, 51 insertions, 0 deletions
diff --git a/src/mainboard/google/dedede/variants/beadrix/Makefile.inc b/src/mainboard/google/dedede/variants/beadrix/Makefile.inc
new file mode 100644
index 000000000000..566f5cc76737
--- /dev/null
+++ b/src/mainboard/google/dedede/variants/beadrix/Makefile.inc
@@ -0,0 +1,3 @@
+## SPDX-License-Identifier: GPL-2.0-or-later
+
+romstage-y += memory.c
diff --git a/src/mainboard/google/dedede/variants/beadrix/memory.c b/src/mainboard/google/dedede/variants/beadrix/memory.c
new file mode 100644
index 000000000000..bfef45bf36cb
--- /dev/null
+++ b/src/mainboard/google/dedede/variants/beadrix/memory.c
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/variants.h>
+#include <baseboard/gpio.h>
+#include <gpio.h>
+#include <soc/meminit.h>
+#include <soc/romstage.h>
+
+static const struct mb_cfg board_memcfg_cfg = {
+
+	.dq_map[DDR_CH0] = {
+		{0xf, 0xf0},
+		{0xf, 0xf0},
+		{0xff, 0x0},
+		{0x0, 0x0},
+		{0x0, 0x0},
+		{0x0, 0x0}
+	},
+	.dq_map[DDR_CH1] = {
+		{0xf, 0xf0},
+		{0xf, 0xf0},
+		{0xff, 0x0},
+		{0x0, 0x0},
+		{0x00, 0x0},
+		{0x00, 0x0}
+	},
+
+	/*
+	 * The dqs_map arrays map the ddr4 pins to the SoC pins
+	 * for both channels.
+	 *
+	 * the index = pin number on SoC
+	 * the value = pin number on LPDDR4 part
+	 */
+	.dqs_map[DDR_CH0] = {0, 3, 2, 1, 7, 5, 4, 6},
+	.dqs_map[DDR_CH1] = {3, 1, 2, 0, 4, 7, 6, 5},
+
+	/* Disable Early Command Training */
+	.ect = 1,
+
+	/* User Board Type */
+	.UserBd = BOARD_TYPE_MOBILE,
+};
+
+const struct mb_cfg *variant_memcfg_config(void)
+{
+	return &board_memcfg_cfg;
+}