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authorWill Deacon <will.deacon@arm.com>2013-07-31 19:21:25 +0100
committerJoerg Roedel <joro@8bytes.org>2013-08-14 12:08:36 +0200
commit2ae9f2fa3f770c734e713f9a0a4c40bcf2373ab6 (patch)
treea6219ef6c5f0e45aeaf885131692bd12cdea868f /drivers/iommu/arm-smmu.c
parentd4e4ab86bcba5a72779c43dc1459f71fea3d89c8 (diff)
downloadop-kernel-dev-2ae9f2fa3f770c734e713f9a0a4c40bcf2373ab6.zip
op-kernel-dev-2ae9f2fa3f770c734e713f9a0a4c40bcf2373ab6.tar.gz
iommu/arm-smmu: Remove broken big-endian check
The bottom word of the pgd should always be written to the low half of the TTBR, so we don't need to swap anything for big-endian. Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Joerg Roedel <joro@8bytes.org>
Diffstat (limited to 'drivers/iommu/arm-smmu.c')
-rw-r--r--drivers/iommu/arm-smmu.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index ebd0a4c..da8af45 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -687,15 +687,9 @@ static void arm_smmu_init_context_bank(struct arm_smmu_domain *smmu_domain)
/* TTBR0 */
reg = __pa(root_cfg->pgd);
-#ifndef __BIG_ENDIAN
writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_LO);
reg = (phys_addr_t)__pa(root_cfg->pgd) >> 32;
writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_HI);
-#else
- writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_HI);
- reg = (phys_addr_t)__pa(root_cfg->pgd) >> 32;
- writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_LO);
-#endif
/*
* TTBCR
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