iommu/arm-smmu: Use Tegra implementation on Tegra186

Tegra186 requires the same SID override programming as Tegra194 in order
to seamlessly transition from the firmware framebuffer to the Linux
framebuffer, so the Tegra implementation needs to be used on Tegra186
devices as well.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://lore.kernel.org/r/20210603164632.1000458-7-thierry.reding@gmail.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>

diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c b/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c
index 136872e77195f412d72f4c3d6e9f820584c07a52..9f465e146799faa653eef2e26b764465ea4265c0 100644 (file)
--- a/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c
@@ -211,7 +211,8 @@ struct arm_smmu_device *arm_smmu_impl_init(struct arm_smmu_device *smmu)
        if (of_property_read_bool(np, "calxeda,smmu-secure-config-access"))
                smmu->impl = &calxeda_impl;
 
-       if (of_device_is_compatible(np, "nvidia,tegra194-smmu"))
+       if (of_device_is_compatible(np, "nvidia,tegra194-smmu") ||
+           of_device_is_compatible(np, "nvidia,tegra186-smmu"))
                return nvidia_smmu_impl_init(smmu);
 
        smmu = qcom_smmu_impl_init(smmu);