diff --git a/src/mainboard/google/guybrush/mainboard.c b/src/mainboard/google/guybrush/mainboard.c
index a7eab0804b..71d3ec5087 100644
--- a/src/mainboard/google/guybrush/mainboard.c
+++ b/src/mainboard/google/guybrush/mainboard.c
@@ -5,8 +5,10 @@
 #include <amdblocks/acpimmio.h>
 #include <amdblocks/amd_pci_util.h>
 #include <amdblocks/psp.h>
+#include <amdblocks/xhci.h>
 #include <baseboard/variants.h>
 #include <console/console.h>
+#include <cpu/x86/smm.h>
 #include <device/device.h>
 #include <drivers/i2c/tpm/chip.h>
 #include <gpio.h>
@@ -186,6 +188,11 @@ static void mainboard_enable(struct device *dev)
 	pm_write32(PM_ESPI_INTR_CTRL, PM_ESPI_DEV_INTR_MASK & ~(BIT(1)));
 }
 
+void smm_mainboard_pci_resource_store_init(struct smm_pci_resource_info *slots, size_t size)
+{
+	soc_xhci_store_resources(slots, size);
+}
+
 struct chip_operations mainboard_ops = {
 	.init = mainboard_init,
 	.enable_dev = mainboard_enable,