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authorWill Deacon <will.deacon@arm.com>2013-07-31 14:21:25 -0400
committerJoerg Roedel <joro@8bytes.org>2013-08-14 06:08:36 -0400
commit2ae9f2fa3f770c734e713f9a0a4c40bcf2373ab6 (patch)
treea6219ef6c5f0e45aeaf885131692bd12cdea868f
parentd4e4ab86bcba5a72779c43dc1459f71fea3d89c8 (diff)
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>
-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 ebd0a4cff049..da8af45634ac 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)
687 687
688 /* TTBR0 */ 688 /* TTBR0 */
689 reg = __pa(root_cfg->pgd); 689 reg = __pa(root_cfg->pgd);
690#ifndef __BIG_ENDIAN
691 writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_LO); 690 writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_LO);
692 reg = (phys_addr_t)__pa(root_cfg->pgd) >> 32; 691 reg = (phys_addr_t)__pa(root_cfg->pgd) >> 32;
693 writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_HI); 692 writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_HI);
694#else
695 writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_HI);
696 reg = (phys_addr_t)__pa(root_cfg->pgd) >> 32;
697 writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_LO);
698#endif
699 693
700 /* 694 /*
701 * TTBCR 695 * TTBCR