diff --git a/src/mainboard/google/rex/Kconfig b/src/mainboard/google/rex/Kconfig
index b5f5c10b98..f9afd38141 100644
--- a/src/mainboard/google/rex/Kconfig
+++ b/src/mainboard/google/rex/Kconfig
@@ -3,6 +3,7 @@
 config BOARD_GOOGLE_REX_COMMON
 	def_bool n
 	select BOARD_ROMSIZE_KB_32768
+	select DRIVERS_OPTION_CFR_ENABLED if PAYLOAD_EDK2 && SMMSTORE
 	select DRIVERS_GFX_GENERIC
 	select DRIVERS_I2C_GENERIC
 	select DRIVERS_I2C_HID
diff --git a/src/mainboard/google/rex/Makefile.mk b/src/mainboard/google/rex/Makefile.mk
index 8c60c591aa..08ef12e4b1 100644
--- a/src/mainboard/google/rex/Makefile.mk
+++ b/src/mainboard/google/rex/Makefile.mk
@@ -9,6 +9,7 @@ romstage-$(CONFIG_CHROMEOS) += chromeos.c
 
 ramstage-y += mainboard.c
 ramstage-$(CONFIG_CHROMEOS) += chromeos.c
+ramstage-$(CONFIG_DRIVERS_OPTION_CFR) += cfr.c
 ramstage-y += ec.c
 
 smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c
diff --git a/src/mainboard/google/rex/cfr.c b/src/mainboard/google/rex/cfr.c
new file mode 100644
index 0000000000..a84d9aae4d
--- /dev/null
+++ b/src/mainboard/google/rex/cfr.c
@@ -0,0 +1,46 @@
+
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <boot/coreboot_tables.h>
+#include <drivers/option/cfr_frontend.h>
+#include <ec/google/chromeec/cfr.h>
+#include <intelblocks/cfr.h>
+#include <soc/cfr.h>
+
+static struct sm_obj_form system = {
+	.ui_name = "System",
+	.obj_list = (const struct sm_object *[]) {
+		&hyper_threading,
+		&igd_dvmt,
+		&legacy_8254_timer,
+		&me_state,
+		&me_state_counter,
+		&pciexp_aspm,
+		&pciexp_clk_pm,
+		&pciexp_l1ss,
+		&pciexp_speed,
+		&s0ix_enable,
+		&vtd,
+		NULL
+	},
+};
+
+static struct sm_obj_form ec = {
+	.ui_name = "ChromeEC Embedded Controller",
+	.obj_list = (const struct sm_object *[]) {
+		&auto_fan_control,
+		&ec_kb_backlight,
+		NULL
+	},
+	};
+
+static struct sm_obj_form *sm_root[] = {
+	&system,
+	&ec,
+	NULL
+};
+
+void mb_cfr_setup_menu(struct lb_cfr *cfr_root)
+{
+	cfr_write_setup_menu(cfr_root, sm_root);
+}