mb/google/fizz: Add CFR option for automatic fan control

Allow users to enable/disable automatic fan control via CFR options
menu.

TEST=build/boot fizz w/edk2 payload, verify automatic fan control
toggle functional.

Change-Id: I40e72b21f34e943b0f4bd6a206d004d89ec9692a
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/90310
Reviewed-by: Jason Glenesk <jason.glenesk@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>

src/mainboard/google/fizz/cfr.c

@@ -2,6 +2,7 @@
 
 #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>
 
@@ -24,6 +25,14 @@ static struct sm_obj_form system = {
 	},
 };
 
+static struct sm_obj_form ec = {
+	.ui_name = "ChromeEC Embedded Controller",
+	.obj_list = (const struct sm_object *[]) {
+		&auto_fan_control,
+		NULL
+	},
+};
+
 static struct sm_obj_form power = {
 	.ui_name = "Power",
 	.obj_list = (const struct sm_object *[]) {
@@ -34,6 +43,7 @@ static struct sm_obj_form power = {
 
 static struct sm_obj_form *sm_root[] = {
 	&system,
+	&ec,
 	&power,
 	NULL
 };