MIPS: Only write c0_framemask on CPUs which have this register.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c
index 5ce2fa74562644d49adccb673d0d9dd950b96d96..9619f66e531e28747978cce5c7371adc0e3cd92a 100644 (file)
--- a/arch/mips/mm/tlb-r4k.c
+++ b/arch/mips/mm/tlb-r4k.c
@@ -478,7 +478,10 @@ void __cpuinit tlb_init(void)
        probe_tlb(config);
        write_c0_pagemask(PM_DEFAULT_MASK);
        write_c0_wired(0);
-       write_c0_framemask(0);
+       if (current_cpu_type() == CPU_R10000 ||
+           current_cpu_type() == CPU_R12000 ||
+           current_cpu_type() == CPU_R14000)
+               write_c0_framemask(0);
        temp_tlb_entry = current_cpu_data.tlbsize - 1;
 
         /* From this point on the ARC firmware is dead.  */