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-rw-r--r--drivers/iommu/arm-smmu-impl.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/iommu/arm-smmu-impl.c b/drivers/iommu/arm-smmu-impl.c
index 74d97a886e93..c75b9d957b70 100644
--- a/drivers/iommu/arm-smmu-impl.c
+++ b/drivers/iommu/arm-smmu-impl.c
@@ -150,6 +150,8 @@ static const struct arm_smmu_impl arm_mmu500_impl = {
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
@@ -166,11 +168,11 @@ struct arm_smmu_device *arm_smmu_impl_init(struct arm_smmu_device *smmu)
break;
}
- if (of_property_read_bool(smmu->dev->of_node,
- "calxeda,smmu-secure-config-access"))
+ if (of_property_read_bool(np, "calxeda,smmu-secure-config-access"))
smmu->impl = &calxeda_impl;
- if (of_device_is_compatible(smmu->dev->of_node, "qcom,sdm845-smmu-500"))
+ if (of_device_is_compatible(np, "qcom,sdm845-smmu-500") ||
+ of_device_is_compatible(np, "qcom,sc7180-smmu-500"))
return qcom_smmu_impl_init(smmu);
return smmu;