diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
index 98e987a3ed3a8a53851170b8e58c8af21e775dd8..29cba3280af7ff20ddd3387f457f10476c6d8713 100644
--- a/drivers/iommu/arm-smmu-v3.c
+++ b/drivers/iommu/arm-smmu-v3.c
@@ -199,9 +199,10 @@
  * Stream table.
  *
  * Linear: Enough to cover 1 << IDR1.SIDSIZE entries
- * 2lvl: 8k L1 entries, 256 lazy entries per table (each table covers a PCI bus)
+ * 2lvl: 128k L1 entries,
+ *       256 lazy entries per table (each table covers a PCI bus)
  */
-#define STRTAB_L1_SZ_SHIFT		16
+#define STRTAB_L1_SZ_SHIFT		20
 #define STRTAB_SPLIT			8
 
 #define STRTAB_L1_DESC_DWORDS		1