ARM Ltd. System MMU (SMMU) Support

modulename: arm_smmu.ko
configname: CONFIG_ARM_SMMU

Linux Kernel Configuration
└─> Device Drivers
└─> IOMMU Hardware Support
└─> ARM Ltd. System MMU (SMMU) Support

Support for implementations of the ARM System MMU architecture
versions 1 and 2.

Say Y here if your SoC includes an IOMMU device implementing
the ARM SMMU architecture.

source code: