3 files changed, 23 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/yaviks/Makefile.inc b/src/mainboard/google/brya/variants/yaviks/Makefile.inc
index d38141ca24..06e2f8dfbf 100644
--- a/src/mainboard/google/brya/variants/yaviks/Makefile.inc
+++ b/src/mainboard/google/brya/variants/yaviks/Makefile.inc
@@ -3,4 +3,5 @@ bootblock-y += gpio.c
 
 romstage-y += gpio.c
 
+ramstage-$(CONFIG_FW_CONFIG) += variant.c
 ramstage-y += gpio.c
diff --git a/src/mainboard/google/brya/variants/yaviks/overridetree.cb b/src/mainboard/google/brya/variants/yaviks/overridetree.cb
index 3ad4ff3523..61c9188d91 100644
--- a/src/mainboard/google/brya/variants/yaviks/overridetree.cb
+++ b/src/mainboard/google/brya/variants/yaviks/overridetree.cb
@@ -1,3 +1,13 @@
+fw_config
+	field DB_USB 0 1
+		option DB_NONE			0
+		option DB_1C_1A			1
+        end
+	field WIFI_SAR_ID 2 3
+		option SAR_ID_0			0
+        end
+end
+
 chip soc/intel/alderlake
 	register "sagv" = "SaGv_Enabled"
 
diff --git a/src/mainboard/google/brya/variants/yaviks/variant.c b/src/mainboard/google/brya/variants/yaviks/variant.c
new file mode 100644
index 0000000000..0db334d474
--- /dev/null
+++ b/src/mainboard/google/brya/variants/yaviks/variant.c
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <fw_config.h>
+#include <sar.h>
+
+const char *get_wifi_sar_cbfs_filename(void)
+{
+	if (fw_config_probe(FW_CONFIG(WIFI_SAR_ID, SAR_ID_0)))
+		return "wifi_sar_0.hex";
+
+	return NULL;
+}