diff --git a/drivers/pci/controller/pci-xgene.c b/drivers/pci/controller/pci-xgene.c
index 8e0db84f089d..c33b385ac918 100644
--- a/drivers/pci/controller/pci-xgene.c
+++ b/drivers/pci/controller/pci-xgene.c
@@ -355,7 +355,8 @@ static int xgene_pcie_map_reg(struct xgene_pcie_port *port,
 	if (IS_ERR(port->csr_base))
 		return PTR_ERR(port->csr_base);
 
-	port->cfg_base = devm_platform_ioremap_resource_byname(pdev, "cfg");
+	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "cfg");
+	port->cfg_base = devm_ioremap_resource(dev, res);
 	if (IS_ERR(port->cfg_base))
 		return PTR_ERR(port->cfg_base);
 	port->cfg_addr = res->start;