arm64: dts: msm8996: Mark the GPU's SMMU as an adreno one.

This enables the adreno-specific SMMU path that sets HUPCF so
(user-managed) page faults don't wedge the GPU.
Signed-off-by: Eric Anholt <eric@anholt.net>
Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210326231303.3071950-2-eric@anholt.netSigned-off-by: Will Deacon <will@kernel.org>

arch/arm64/boot/dts/qcom/msm8996.dtsi

@@ -1136,7 +1136,7 @@ cci_i2c1: i2c-bus@1 {
 		};
 
 		adreno_smmu: iommu@b40000 {
-			compatible = "qcom,msm8996-smmu-v2", "qcom,smmu-v2";
+			compatible = "qcom,msm8996-smmu-v2", "qcom,adreno-smmu", "qcom,smmu-v2";
 			reg = <0x00b40000 0x10000>;
 
 			#global-interrupts = <1>;