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-rw-r--r--drivers/iommu/mtk_iommu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 5c8e141668fc..e71003037ffa 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -98,7 +98,7 @@
#define F_MMU_INT_ID_LARB_ID(a) (((a) >> 7) & 0x7)
#define F_MMU_INT_ID_PORT_ID(a) (((a) >> 2) & 0x1f)
-#define MTK_PROTECT_PA_ALIGN 128
+#define MTK_PROTECT_PA_ALIGN 256
/*
* Get the local arbiter ID and the portid within the larb arbiter