diff --git a/hw/pci/pci_host.c b/hw/pci/pci_host.c
index abe83bbab8..7179d99178 100644
--- a/hw/pci/pci_host.c
+++ b/hw/pci/pci_host.c
@@ -217,12 +217,6 @@ const MemoryRegionOps pci_host_data_le_ops = {
     .endianness = DEVICE_LITTLE_ENDIAN,
 };
 
-const MemoryRegionOps pci_host_data_be_ops = {
-    .read = pci_host_data_read,
-    .write = pci_host_data_write,
-    .endianness = DEVICE_BIG_ENDIAN,
-};
-
 static bool pci_host_needed(void *opaque)
 {
     PCIHostState *s = opaque;
diff --git a/include/hw/pci-host/dino.h b/include/hw/pci-host/dino.h
index fd7975c798..5dc8cdf610 100644
--- a/include/hw/pci-host/dino.h
+++ b/include/hw/pci-host/dino.h
@@ -109,10 +109,6 @@ static const uint32_t reg800_keep_bits[DINO800_REGS] = {
 struct DinoState {
     PCIHostState parent_obj;
 
-    /*
-     * PCI_CONFIG_ADDR is parent_obj.config_reg, via pci_host_conf_be_ops,
-     * so that we can map PCI_CONFIG_DATA to pci_host_data_be_ops.
-     */
     uint32_t config_reg_dino; /* keep original copy, including 2 lowest bits */
 
     uint32_t iar0;
diff --git a/include/hw/pci/pci_host.h b/include/hw/pci/pci_host.h
index e52d8ec2cd..954dd446fa 100644
--- a/include/hw/pci/pci_host.h
+++ b/include/hw/pci/pci_host.h
@@ -68,6 +68,5 @@ uint32_t pci_data_read(PCIBus *s, uint32_t addr, unsigned len);
 extern const MemoryRegionOps pci_host_conf_le_ops;
 extern const MemoryRegionOps pci_host_conf_be_ops;
 extern const MemoryRegionOps pci_host_data_le_ops;
-extern const MemoryRegionOps pci_host_data_be_ops;
 
 #endif /* PCI_HOST_H */