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Diffstat (limited to 'arch/ppc/mm/pgtable.c')
-rw-r--r--arch/ppc/mm/pgtable.c28
1 files changed, 0 insertions, 28 deletions
diff --git a/arch/ppc/mm/pgtable.c b/arch/ppc/mm/pgtable.c
index 1f51e6c9450..fadacfd1880 100644
--- a/arch/ppc/mm/pgtable.c
+++ b/arch/ppc/mm/pgtable.c
@@ -42,10 +42,6 @@ int io_bat_index;
#define HAVE_BATS 1
#endif
-#if defined(CONFIG_FSL_BOOKE)
-#define HAVE_TLBCAM 1
-#endif
-
extern char etext[], _stext[];
#ifdef CONFIG_SMP
@@ -63,15 +59,6 @@ void setbat(int index, unsigned long virt, unsigned long phys,
#define p_mapped_by_bats(x) (0UL)
#endif /* HAVE_BATS */
-#ifdef HAVE_TLBCAM
-extern unsigned int tlbcam_index;
-extern unsigned long v_mapped_by_tlbcam(unsigned long va);
-extern unsigned long p_mapped_by_tlbcam(unsigned long pa);
-#else /* !HAVE_TLBCAM */
-#define v_mapped_by_tlbcam(x) (0UL)
-#define p_mapped_by_tlbcam(x) (0UL)
-#endif /* HAVE_TLBCAM */
-
#ifdef CONFIG_PTE_64BIT
/* 44x uses an 8kB pgdir because it has 8-byte Linux PTEs. */
#define PGDIR_ORDER 1
@@ -213,9 +200,6 @@ __ioremap(phys_addr_t addr, unsigned long size, unsigned long flags)
if ((v = p_mapped_by_bats(p)) /*&& p_mapped_by_bats(p+size-1)*/ )
goto out;
- if ((v = p_mapped_by_tlbcam(p)))
- goto out;
-
if (mem_init_done) {
struct vm_struct *area;
area = get_vm_area(size, VM_IOREMAP);
@@ -341,18 +325,6 @@ void __init io_block_mapping(unsigned long virt, phys_addr_t phys,
}
#endif /* HAVE_BATS */
-#ifdef HAVE_TLBCAM
- /*
- * Use a CAM for this if possible...
- */
- if (tlbcam_index < num_tlbcam_entries && is_power_of_4(size)
- && (virt & (size - 1)) == 0 && (phys & (size - 1)) == 0) {
- settlbcam(tlbcam_index, virt, phys, size, flags, 0);
- ++tlbcam_index;
- return;
- }
-#endif /* HAVE_TLBCAM */
-
/* No BATs available, put it in the page tables. */
for (i = 0; i < size; i += PAGE_SIZE)
map_page(virt + i, phys + i, flags);