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iommu/exynos: Add support for SYSMMU controller with bogus version reg
authorMarek Szyprowski <m.szyprowski@samsung.com>
Thu, 18 Feb 2016 14:12:56 +0000 (15:12 +0100)
committerJoerg Roedel <jroedel@suse.de>
Thu, 25 Feb 2016 14:32:10 +0000 (15:32 +0100)
commit850d313e2ed52d19b781e38536fc44ba0b58c434
tree5dbbf63a1b402499b8345fa26e5c55b72ecaaa69tree | snapshot (tar.gz zip)
parentd631ea9809785da06a048cfb25c2714f18a9cd63commit | diff
iommu/exynos: Add support for SYSMMU controller with bogus version reg

SYSMMU on some SoCs reports bogus values in VERSION register. Force
hardware version to 1.0 for such controllers. This patch also moves reading
version register to driver's probe() function.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/exynos-iommu.c diff | blob | blame | history