1 files changed, 12 insertions, 0 deletions

diff --git a/arch/arm/mm/cache-v4wt.S b/arch/arm/mm/cache-v4wt.S
index 45c70312f43b..49c2b66cf3dd 100644
--- a/arch/arm/mm/cache-v4wt.S
+++ b/arch/arm/mm/cache-v4wt.S
@@ -41,6 +41,17 @@
 #define CACHE_DLIMIT    16384
 
 /*
+ *      flush_icache_all()
+ *
+ *      Unconditionally clean and invalidate the entire icache.
+ */
+ENTRY(v4wt_flush_icache_all)
+        mov     r0, #0
+        mcr     p15, 0, r0, c7, c5, 0           @ invalidate I cache
+        mov     pc, lr
+ENDPROC(v4wt_flush_icache_all)
+
+/*
  *      flush_user_cache_all()
  *
  *      Invalidate all cache entries in a particular address
@@ -188,6 +199,7 @@ ENDPROC(v4wt_dma_map_area)
 
         .type   v4wt_cache_fns, #object
 ENTRY(v4wt_cache_fns)
+        .long   v4wt_flush_icache_all
         .long   v4wt_flush_kern_cache_all
         .long   v4wt_flush_user_cache_all
         .long   v4wt_flush_user_cache_range