From 88d3f563b3ef5739cfa8777a719a992dcbb1eeab Mon Sep 17 00:00:00 2001
From: Matt DeVillier <matt.devillier@gmail.com>
Date: Sun, 31 Aug 2025 15:46:57 -0500
Subject: [PATCH] mb/google/auron: Add CFR option menu support

Add CFR option menu support when using edk2 payload and SMMSTORE.
Include relevant items from Broadwell Soc and ChromeEC.

TEST=build/boot google/lulu, verify CFR option functionality.

Change-Id: I9a5d61464cbf88b621c38a3779a7409977f20bed
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/90165
Reviewed-by: Sean Rhodes <sean@starlabs.systems>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
---
 src/mainboard/google/auron/Kconfig     |  1 +
 src/mainboard/google/auron/Makefile.mk |  1 +
 src/mainboard/google/auron/cfr.c       | 33 ++++++++++++++++++++++++++
 3 files changed, 35 insertions(+)
 create mode 100644 src/mainboard/google/auron/cfr.c

diff --git a/src/mainboard/google/auron/Kconfig b/src/mainboard/google/auron/Kconfig
index ac77e1a523..b84708f657 100644
--- a/src/mainboard/google/auron/Kconfig
+++ b/src/mainboard/google/auron/Kconfig
@@ -6,6 +6,7 @@ config BOARD_GOOGLE_BASEBOARD_AURON
 	select ACPI_GNVS_USB_CHARGECTL
 	select BOARD_ROMSIZE_KB_8192
 	select BROADWELL_LPDDR3 if BOARD_GOOGLE_SAMUS
+	select DRIVERS_OPTION_CFR_ENABLED if PAYLOAD_EDK2 && SMMSTORE
 	select EC_GOOGLE_CHROMEEC
 	select EC_GOOGLE_CHROMEEC_LPC
 	select HAVE_ACPI_RESUME
diff --git a/src/mainboard/google/auron/Makefile.mk b/src/mainboard/google/auron/Makefile.mk
index d77f85a85b..59118d76a6 100644
--- a/src/mainboard/google/auron/Makefile.mk
+++ b/src/mainboard/google/auron/Makefile.mk
@@ -10,6 +10,7 @@ ifneq ($(CONFIG_BOARD_GOOGLE_BUDDY),y)
 romstage-y += variants/$(VARIANT_DIR)/variant.c
 endif
 
+ramstage-$(CONFIG_DRIVERS_OPTION_CFR) += cfr.c
 ramstage-$(CONFIG_CHROMEOS) += chromeos.c
 ramstage-$(CONFIG_EC_GOOGLE_CHROMEEC) += ec.c
 ramstage-$(CONFIG_MAINBOARD_USE_LIBGFXINIT) += gma-mainboard.ads
diff --git a/src/mainboard/google/auron/cfr.c b/src/mainboard/google/auron/cfr.c
new file mode 100644
index 0000000000..e1d352665b
--- /dev/null
+++ b/src/mainboard/google/auron/cfr.c
@@ -0,0 +1,33 @@
+/* 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 <soc/cfr.h>
+
+static struct sm_obj_form system = {
+	.ui_name = "System",
+	.obj_list = (const struct sm_object *[]) {
+		&me_disable,
+		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);
+}