sparc,leon: Sparc-Leon SMP support

Support SMP for a Sparc-Leon multiprocessor system.
Add Leon specific SMP code to arch/sparc/kernel/leon_smp.c.

Signed-off-by: Konrad Eisele <konrad@gaisler.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 1 deletions

diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c
index 509b1ffeba66..d55c2553b68a 100644
--- a/arch/sparc/mm/srmmu.c
+++ b/arch/sparc/mm/srmmu.c
@@ -2301,7 +2301,8 @@ void __init ld_mmu_srmmu(void)
         BTFIXUPSET_CALL(flush_cache_mm, smp_flush_cache_mm, BTFIXUPCALL_NORM);
         BTFIXUPSET_CALL(flush_cache_range, smp_flush_cache_range, BTFIXUPCALL_NORM);
         BTFIXUPSET_CALL(flush_cache_page, smp_flush_cache_page, BTFIXUPCALL_NORM);
-        if (sparc_cpu_model != sun4d) {
+        if (sparc_cpu_model != sun4d &&
+            sparc_cpu_model != sparc_leon) {
                 BTFIXUPSET_CALL(flush_tlb_all, smp_flush_tlb_all, BTFIXUPCALL_NORM);
                 BTFIXUPSET_CALL(flush_tlb_mm, smp_flush_tlb_mm, BTFIXUPCALL_NORM);
                 BTFIXUPSET_CALL(flush_tlb_range, smp_flush_tlb_range, BTFIXUPCALL_NORM);
@@ -2330,6 +2331,8 @@ void __init ld_mmu_srmmu(void)
 #ifdef CONFIG_SMP
         if (sparc_cpu_model == sun4d)
                 sun4d_init_smp();
+        else if (sparc_cpu_model == sparc_leon)
+                leon_init_smp();
         else
                 sun4m_init_smp();
 #endif