sh: Support for SH7770/SH7780 CPU subtypes.

Merge support for SH7770 and SH7780 SH-4A subtypes.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/arch/sh/mm/tlb-sh4.c b/arch/sh/mm/tlb-sh4.c
index 115b1b6be40b..96e5fb0ac4fa 100644
--- a/arch/sh/mm/tlb-sh4.c
+++ b/arch/sh/mm/tlb-sh4.c
@@ -36,7 +36,9 @@ void update_mmu_cache(struct vm_area_struct * vma,
         unsigned long vpn;
         struct page *page;
         unsigned long pfn;
+#ifndef CONFIG_CPU_SUBTYPE_SH7780
         unsigned long ptea;
+#endif
 
         /* Ptrace may call this routine. */
         if (vma && current->active_mm != vma->vm_mm)
@@ -59,10 +61,12 @@ void update_mmu_cache(struct vm_area_struct * vma,
         ctrl_outl(vpn, MMU_PTEH);
 
         pteval = pte_val(pte);
+#ifndef CONFIG_CPU_SUBTYPE_SH7780
         /* Set PTEA register */
         /* TODO: make this look less hacky */
         ptea = ((pteval >> 28) & 0xe) | (pteval & 0x1);
         ctrl_outl(ptea, MMU_PTEA);
+#endif
 
         /* Set PTEL register */
         pteval &= _PAGE_FLAGS_HARDWARE_MASK; /* drop software flags */