diff --git a/drivers/misc/rockchip/pcie-rkep.c b/drivers/misc/rockchip/pcie-rkep.c
index 44b7bf0744b4..d3b0c8baa772 100644
--- a/drivers/misc/rockchip/pcie-rkep.c
+++ b/drivers/misc/rockchip/pcie-rkep.c
@@ -558,6 +558,14 @@ static int pcie_rkep_mmap(struct file *file, struct vm_area_struct *vma)
 		}
 		addr = pci_resource_start(dev, 0);
 		break;
+	case PCIE_EP_MMAP_RESOURCE_BAR1:
+		bar_size = pci_resource_len(dev, 1);
+		if (size > bar_size) {
+			dev_warn(&pcie_rkep->pdev->dev, "bar1 mmap size is out of limitation\n");
+			return -EINVAL;
+		}
+		addr = pci_resource_start(dev, 1);
+		break;
 	case PCIE_EP_MMAP_RESOURCE_BAR2:
 		bar_size = pci_resource_len(dev, 2);
 		if (size > bar_size) {
@@ -574,6 +582,14 @@ static int pcie_rkep_mmap(struct file *file, struct vm_area_struct *vma)
 		}
 		addr = pci_resource_start(dev, 4);
 		break;
+	case PCIE_EP_MMAP_RESOURCE_BAR5:
+		bar_size = pci_resource_len(dev, 5);
+		if (size > bar_size) {
+			dev_warn(&pcie_rkep->pdev->dev, "bar5 mmap size is out of limitation\n");
+			return -EINVAL;
+		}
+		addr = pci_resource_start(dev, 5);
+		break;
 	case PCIE_EP_MMAP_RESOURCE_USER_MEM:
 		if (size > RKEP_USER_MEM_SIZE) {
 			dev_warn(&pcie_rkep->pdev->dev, "mmap size is out of limitation\n");
diff --git a/include/uapi/linux/rk-pcie-ep.h b/include/uapi/linux/rk-pcie-ep.h
index d89748eed925..64d83c0ab5c9 100644
--- a/include/uapi/linux/rk-pcie-ep.h
+++ b/include/uapi/linux/rk-pcie-ep.h
@@ -69,6 +69,8 @@ enum pcie_ep_mmap_resource {
 	PCIE_EP_MMAP_RESOURCE_USER_MEM,
 	PCIE_EP_MMAP_RESOURCE_RK3568_RC_DBI,
 	PCIE_EP_MMAP_RESOURCE_RK3588_RC_DBI,
+	PCIE_EP_MMAP_RESOURCE_BAR1,
+	PCIE_EP_MMAP_RESOURCE_BAR5,
 	PCIE_EP_MMAP_RESOURCE_MAX,
 };