diff --git a/src/mainboard/google/skyrim/Kconfig b/src/mainboard/google/skyrim/Kconfig
index 63584d7c78..ea485891fc 100644
--- a/src/mainboard/google/skyrim/Kconfig
+++ b/src/mainboard/google/skyrim/Kconfig
@@ -65,6 +65,7 @@ config MAINBOARD_FAMILY
 
 config MAINBOARD_PART_NUMBER
 	default "Skyrim" if BOARD_GOOGLE_SKYRIM
+	default "Winterhold" if BOARD_GOOGLE_WINTERHOLD
 
 config OVERRIDE_DEVICETREE
 	string
@@ -73,6 +74,7 @@ config OVERRIDE_DEVICETREE
 config VARIANT_DIR
 	string
 	default "skyrim" if BOARD_GOOGLE_SKYRIM
+	default "winterhold" if BOARD_GOOGLE_WINTERHOLD
 
 config VBOOT
 	select VBOOT_LID_SWITCH
diff --git a/src/mainboard/google/skyrim/Kconfig.name b/src/mainboard/google/skyrim/Kconfig.name
index a36235c7be..1587058da8 100644
--- a/src/mainboard/google/skyrim/Kconfig.name
+++ b/src/mainboard/google/skyrim/Kconfig.name
@@ -3,3 +3,7 @@ comment "Skyrim"
 config BOARD_GOOGLE_SKYRIM
 	bool "->  Skyrim"
 	select BOARD_GOOGLE_BASEBOARD_SKYRIM
+
+config BOARD_GOOGLE_WINTERHOLD
+	bool "->  Winterhold"
+	select BOARD_GOOGLE_BASEBOARD_SKYRIM
diff --git a/src/mainboard/google/skyrim/variants/winterhold/include/variant/ec.h b/src/mainboard/google/skyrim/variants/winterhold/include/variant/ec.h
new file mode 100644
index 0000000000..9e61a440cf
--- /dev/null
+++ b/src/mainboard/google/skyrim/variants/winterhold/include/variant/ec.h
@@ -0,0 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/ec.h>
diff --git a/src/mainboard/google/skyrim/variants/winterhold/overridetree.cb b/src/mainboard/google/skyrim/variants/winterhold/overridetree.cb
new file mode 100644
index 0000000000..e0becd4173
--- /dev/null
+++ b/src/mainboard/google/skyrim/variants/winterhold/overridetree.cb
@@ -0,0 +1,32 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+chip soc/amd/mendocino
+
+	# I2C Config
+	#+-------------------+----------------------------+
+	#| Field             |  Value                     |
+	#+-------------------+----------------------------+
+	#| I2C0              | Trackpad                   |
+	#| I2C1              | Touchscreen                |
+	#| I2C2              | Speaker, Codec, P-SAR, USB |
+	#| I2C3              | D2 TPM                     |
+	#+-------------------+----------------------------+
+	register "i2c[0]" = "{
+		.speed = I2C_SPEED_FAST,
+	}"
+
+	register "i2c[1]" = "{
+		.speed = I2C_SPEED_FAST,
+	}"
+
+	register "i2c[2]" = "{
+		.speed = I2C_SPEED_FAST,
+	}"
+
+	register "i2c[3]" = "{
+		.speed = I2C_SPEED_FAST,
+		.early_init = true,
+	}"
+
+	device domain 0 on end
+end	# chip soc/amd/mendocino