diff --git a/drivers/pci/controller/dwc/pcie-dw-ep-rockchip.c b/drivers/pci/controller/dwc/pcie-dw-ep-rockchip.c
index bb28519cc53f..14611f9354e1 100644
--- a/drivers/pci/controller/dwc/pcie-dw-ep-rockchip.c
+++ b/drivers/pci/controller/dwc/pcie-dw-ep-rockchip.c
@@ -149,6 +149,12 @@ static const struct of_device_id rockchip_pcie_ep_of_match[] = {
 
 MODULE_DEVICE_TABLE(of, rockchip_pcie_ep_of_match);
 
+static void rockchip_pcie_devmode_update(struct rockchip_pcie *rockchip, int mode, int submode)
+{
+	rockchip->obj_info->devmode.mode = mode;
+	rockchip->obj_info->devmode.submode = submode;
+}
+
 static int rockchip_pcie_readl_apb(struct rockchip_pcie *rockchip, u32 reg)
 {
 	return readl(rockchip->apb_base + reg);
@@ -298,6 +304,7 @@ static int rockchip_pcie_resource_get(struct platform_device *pdev,
 		memset_io(rockchip->obj_info, 0, sizeof(struct pcie_ep_obj_info));
 		rockchip->obj_info->magic = PCIE_EP_OBJ_INFO_MAGIC;
 		rockchip->obj_info->version = PCIE_EP_OBJ_INFO_DRV_VERSION;
+		rockchip_pcie_devmode_update(rockchip, RKEP_MODE_KERNEL, RKEP_SMODE_INIT);
 	} else {
 		dev_err(dev, "missing bar0 memory region\n");
 		return -ENODEV;
@@ -1177,6 +1184,7 @@ static int rockchip_pcie_ep_probe(struct platform_device *pdev)
 	rockchip_pcie_fast_link_setup(rockchip);
 
 	rockchip_pcie_start_link(&rockchip->pci);
+	rockchip_pcie_devmode_update(rockchip, RKEP_MODE_KERNEL, RKEP_SMODE_LNKRDY);
 
 	for (retry = 0; retry < 10000; retry++) {
 		if (dw_pcie_link_up(&rockchip->pci)) {
@@ -1204,6 +1212,7 @@ static int rockchip_pcie_ep_probe(struct platform_device *pdev)
 	}
 
 already_linkup:
+	rockchip_pcie_devmode_update(rockchip, RKEP_MODE_KERNEL, RKEP_SMODE_LNKUP);
 	rockchip->pci.iatu_unroll_enabled = rockchip_pcie_iatu_unroll_enabled(&rockchip->pci);
 	for (i = 0; i < PCIE_BAR_MAX_NUM; i++)
 		if (rockchip->ib_target_size[i])
diff --git a/include/uapi/linux/rk-pcie-ep.h b/include/uapi/linux/rk-pcie-ep.h
index 42483e7620a8..b6e3ac04ac2b 100644
--- a/include/uapi/linux/rk-pcie-ep.h
+++ b/include/uapi/linux/rk-pcie-ep.h
@@ -8,6 +8,22 @@
 
 #include <linux/types.h>
 
+/* rkep device mode status definition */
+#define RKEP_MODE_BOOTROM       1
+#define RKEP_MODE_LOADER        2
+#define RKEP_MODE_KERNEL        3
+#define RKEP_MODE_FUN0          4
+/* Common status */
+#define RKEP_SMODE_INIT         0
+#define RKEP_SMODE_LNKRDY       1
+#define RKEP_SMODE_LNKUP        2
+#define RKEP_SMODE_ERR          0xff
+/* Firmware download status */
+#define RKEP_SMODE_FWDLRDY      0x10
+#define RKEP_SMODE_FWDLDONE     0x11
+/* Application status*/
+#define RKEP_SMODE_APPRDY       0x20
+
 /*
  * rockchip pcie driver elbi ioctrl output data
  */
@@ -52,7 +68,11 @@ enum pcie_ep_mmap_resource {
 struct pcie_ep_obj_info {
 	__u32 magic;
 	__u32 version;
-	__u8 reserved[0x1F8];
+	struct {
+		__u16 mode;
+		__u16 submode;
+	} devmode;
+	__u8 reserved[0x1F4];
 
 	__u32 irq_type_rc;					/* Generate in ep isr, valid only for rc, clear in rc */
 	struct pcie_ep_obj_irq_dma_status dma_status_rc;	/* Generate in ep isr, valid only for rc, clear in rc */