diff --git a/src/soc/intel/xeon_sp/uncore.c b/src/soc/intel/xeon_sp/uncore.c
index 9507253..418736e 100644
--- a/src/soc/intel/xeon_sp/uncore.c
+++ b/src/soc/intel/xeon_sp/uncore.c
@@ -307,6 +307,7 @@
 	.devices  = mmapvtd_ids
 };
 
+#if !CONFIG(SOC_INTEL_MMAPVTD_ONLY_FOR_DPR)
 static void vtd_read_resources(struct device *dev)
 {
 	pci_dev_read_resources(dev);
@@ -327,6 +328,7 @@
 	.vendor   = PCI_VID_INTEL,
 	.device   = MMAP_VTD_STACK_CFG_REG_DEVID,
 };
+#endif
 
 static void dmi3_init(struct device *dev)
 {