1 files changed, 12 insertions, 0 deletions

diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S
index cad07e403044..ec26355cb7c2 100644
--- a/arch/arm/mm/proc-xsc3.S
+++ b/arch/arm/mm/proc-xsc3.S
@@ -141,6 +141,17 @@ ENTRY(cpu_xsc3_do_idle)
 /* ================================= CACHE ================================ */
 
 /*
+ *      flush_icache_all()
+ *
+ *      Unconditionally clean and invalidate the entire icache.
+ */
+ENTRY(xsc3_flush_icache_all)
+        mov     r0, #0
+        mcr     p15, 0, r0, c7, c5, 0           @ invalidate I cache
+        mov     pc, lr
+ENDPROC(xsc3_flush_icache_all)
+
+/*
  *      flush_user_cache_all()
  *
  *      Invalidate all cache entries in a particular address
@@ -325,6 +336,7 @@ ENTRY(xsc3_dma_unmap_area)
 ENDPROC(xsc3_dma_unmap_area)
 
 ENTRY(xsc3_cache_fns)
+        .long   xsc3_flush_icache_all
         .long   xsc3_flush_kern_cache_all
         .long   xsc3_flush_user_cache_all
         .long   xsc3_flush_user_cache_range