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-rw-r--r--drivers/iommu/arm-smmu-impl.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/iommu/arm-smmu-impl.c b/drivers/iommu/arm-smmu-impl.c
index c75b9d957b70..1fb4bb994dbf 100644
--- a/drivers/iommu/arm-smmu-impl.c
+++ b/drivers/iommu/arm-smmu-impl.c
@@ -153,10 +153,9 @@ struct arm_smmu_device *arm_smmu_impl_init(struct arm_smmu_device *smmu)
const struct device_node *np = smmu->dev->of_node;
/*
- * We will inevitably have to combine model-specific implementation
- * quirks with platform-specific integration quirks, but everything
- * we currently support happens to work out as straightforward
- * mutually-exclusive assignments.
+ * Set the impl for model-specific implementation quirks first,
+ * such that platform integration quirks can pick it up and
+ * inherit from it if necessary.
*/
switch (smmu->model) {
case ARM_MMU500:
@@ -168,6 +167,7 @@ struct arm_smmu_device *arm_smmu_impl_init(struct arm_smmu_device *smmu)
break;
}
+ /* This is implicitly MMU-400 */
if (of_property_read_bool(np, "calxeda,smmu-secure-config-access"))
smmu->impl = &calxeda_impl;