diff --git a/drivers/pci/controller/pcie-rockchip.c b/drivers/pci/controller/pcie-rockchip.c
index 904dec0d3a88..990a00e08bc5 100644
--- a/drivers/pci/controller/pcie-rockchip.c
+++ b/drivers/pci/controller/pcie-rockchip.c
@@ -82,7 +82,7 @@ int rockchip_pcie_parse_dt(struct rockchip_pcie *rockchip)
 	}
 
 	rockchip->mgmt_sticky_rst = devm_reset_control_get_exclusive(dev,
-								     "mgmt-sticky");
+								"mgmt-sticky");
 	if (IS_ERR(rockchip->mgmt_sticky_rst)) {
 		if (PTR_ERR(rockchip->mgmt_sticky_rst) != -EPROBE_DEFER)
 			dev_err(dev, "missing mgmt-sticky reset property in node\n");
@@ -118,11 +118,11 @@ int rockchip_pcie_parse_dt(struct rockchip_pcie *rockchip)
 	}
 
 	if (rockchip->is_rc) {
-		rockchip->ep_gpio = devm_gpiod_get(dev, "ep", GPIOD_OUT_HIGH);
-		if (IS_ERR(rockchip->ep_gpio)) {
-			dev_err(dev, "missing ep-gpios property in node\n");
-			return PTR_ERR(rockchip->ep_gpio);
-		}
+		rockchip->ep_gpio = devm_gpiod_get_optional(dev, "ep",
+							    GPIOD_OUT_HIGH);
+		if (IS_ERR(rockchip->ep_gpio))
+			return dev_err_probe(dev, PTR_ERR(rockchip->ep_gpio),
+					     "failed to get ep GPIO\n");
 	}
 
 	rockchip->aclk_pcie = devm_clk_get(dev, "aclk");