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Commit 046fae44 authored by Arnd Bergmann's avatar Arnd Bergmann
Browse files

Merge branch 'next/devel-samsung-iommu' of... 

Merge branch 'next/devel-samsung-iommu' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/drivers

* 'next/devel-samsung-iommu' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung

:
  iommu/exynos: Add iommu driver for EXYNOS Platforms

Signed-off-by: default avatarArnd Bergmann <arnd@arndb.de>
parents c49314fa 2a96536e

drivers/iommu/Kconfig

+21 −0
Original line number Diff line number Diff line
@@ -162,4 +162,25 @@ config TEGRA_IOMMU_SMMU 
	  space through the SMMU (System Memory Management Unit)

	  hardware included on Tegra SoCs.



config EXYNOS_IOMMU

	bool "Exynos IOMMU Support"

	depends on ARCH_EXYNOS && EXYNOS_DEV_SYSMMU

	select IOMMU_API

	help

	  Support for the IOMMU(System MMU) of Samsung Exynos application

	  processor family. This enables H/W multimedia accellerators to see

	  non-linear physical memory chunks as a linear memory in their

	  address spaces



	  If unsure, say N here.



config EXYNOS_IOMMU_DEBUG

	bool "Debugging log for Exynos IOMMU"

	depends on EXYNOS_IOMMU

	help

	  Select this to see the detailed log message that shows what

	  happens in the IOMMU driver



	  Say N unless you need kernel log message for IOMMU debugging



endif # IOMMU_SUPPORT

drivers/iommu/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -10,3 +10,4 @@ obj-$(CONFIG_OMAP_IOVMM) += omap-iovmm.o 
obj-$(CONFIG_OMAP_IOMMU_DEBUG) += omap-iommu-debug.o

obj-$(CONFIG_TEGRA_IOMMU_GART) += tegra-gart.o

obj-$(CONFIG_TEGRA_IOMMU_SMMU) += tegra-smmu.o

obj-$(CONFIG_EXYNOS_IOMMU) += exynos-iommu.o

drivers/iommu/exynos-iommu.c

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