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-rw-r--r--drivers/iommu/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index c79a0df090c0..5c5cb5bee8b6 100644
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -363,6 +363,16 @@ config ARM_SMMU_QCOM
When running on a Qualcomm platform that has the custom variant
of the ARM SMMU, this needs to be built into the SMMU driver.
+config ARM_SMMU_QCOM_DEBUG
+ bool "ARM SMMU QCOM implementation defined debug support"
+ depends on ARM_SMMU_QCOM
+ help
+ Support for implementation specific debug features in ARM SMMU
+ hardware found in QTI platforms.
+
+ Say Y here to enable debug for issues such as TLB sync timeouts
+ which requires implementation defined register dumps.
+
config ARM_SMMU_V3
tristate "ARM Ltd. System MMU Version 3 (SMMUv3) Support"
depends on ARM64