diff --git a/drivers/iommu/of_iommu.c b/drivers/iommu/of_iommu.c
index 19e1e8f..5b82862 100644
--- a/drivers/iommu/of_iommu.c
+++ b/drivers/iommu/of_iommu.c
@@ -167,7 +167,9 @@
 		return NULL;
 
 	ops = of_iommu_get_ops(iommu_spec.np);
-	if (!ops || !ops->of_xlate || ops->of_xlate(&pdev->dev, &iommu_spec))
+	if (!ops || !ops->of_xlate ||
+	    iommu_fwspec_init(&pdev->dev, &iommu_spec.np->fwnode, ops) ||
+	    ops->of_xlate(&pdev->dev, &iommu_spec))
 		ops = NULL;
 
 	of_node_put(iommu_spec.np);
@@ -196,7 +198,9 @@
 		np = iommu_spec.np;
 		ops = of_iommu_get_ops(np);
 
-		if (!ops || !ops->of_xlate || ops->of_xlate(dev, &iommu_spec))
+		if (!ops || !ops->of_xlate ||
+		    iommu_fwspec_init(dev, &np->fwnode, ops) ||
+		    ops->of_xlate(dev, &iommu_spec))
 			goto err_put_node;
 
 		of_node_put(np);