diff --git a/drivers/pci/controller/dwc/pcie-dw-ep-rockchip.c b/drivers/pci/controller/dwc/pcie-dw-ep-rockchip.c
index 786053538d0b..1c80d917930e 100644
--- a/drivers/pci/controller/dwc/pcie-dw-ep-rockchip.c
+++ b/drivers/pci/controller/dwc/pcie-dw-ep-rockchip.c
@@ -707,6 +707,9 @@ static int rockchip_pcie_config_host(struct rockchip_pcie *rockchip)
 	u32 reg, val;
 	int ret, retry, i;
 
+	/* Detecting ATU features to achieve DWC ATU interface development */
+	dw_pcie_iatu_detect(&rockchip->pci);
+
 	if (dw_pcie_link_up(&rockchip->pci))
 		goto already_linkup;
 	else