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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>
This commit is contained in:
Will Deacon 2013-07-31 19:21:25 +01:00 committed by Joerg Roedel
parent d4e4ab86bc
commit 2ae9f2fa3f
1 changed files with 0 additions and 6 deletions
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6
drivers/iommu/arm-smmu.c
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@ -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