Use table and of_match_node() to match qcom implementation
instead of multiple of_device_compatible() calls for each
QCOM SMMU implementation.

Signed-off-by: Sai Prakash Ranjan <saiprakash.ran...@codeaurora.org>
---
 drivers/iommu/arm/arm-smmu/arm-smmu-impl.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c 
b/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c
index d199b4bff15d..ce78295cfa78 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c
@@ -9,6 +9,13 @@
 
 #include "arm-smmu.h"
 
+static const struct of_device_id __maybe_unused qcom_smmu_impl_of_match[] = {
+       { .compatible = "qcom,sc7180-smmu-500" },
+       { .compatible = "qcom,sdm845-smmu-500" },
+       { .compatible = "qcom,sm8150-smmu-500" },
+       { .compatible = "qcom,sm8250-smmu-500" },
+       { }
+};
 
 static int arm_smmu_gr0_ns(int offset)
 {
@@ -217,10 +224,7 @@ struct arm_smmu_device *arm_smmu_impl_init(struct 
arm_smmu_device *smmu)
        if (of_device_is_compatible(np, "nvidia,tegra194-smmu"))
                return nvidia_smmu_impl_init(smmu);
 
-       if (of_device_is_compatible(np, "qcom,sdm845-smmu-500") ||
-           of_device_is_compatible(np, "qcom,sc7180-smmu-500") ||
-           of_device_is_compatible(np, "qcom,sm8150-smmu-500") ||
-           of_device_is_compatible(np, "qcom,sm8250-smmu-500"))
+       if (of_match_node(qcom_smmu_impl_of_match, np))
                return qcom_smmu_impl_init(smmu);
 
        if (of_device_is_compatible(smmu->dev->of_node, "qcom,adreno-smmu"))
-- 
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation

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