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-rw-r--r--arch/arm/mm/proc-arm1026.S15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/mm/proc-arm1026.S b/arch/arm/mm/proc-arm1026.S
index ff446c5d476f..e3f7e9a166bf 100644
--- a/arch/arm/mm/proc-arm1026.S
+++ b/arch/arm/mm/proc-arm1026.S
@@ -108,6 +108,20 @@ ENTRY(cpu_arm1026_do_idle)
/* ================================= CACHE ================================ */
.align 5
+
+/*
+ * flush_icache_all()
+ *
+ * Unconditionally clean and invalidate the entire icache.
+ */
+ENTRY(arm1026_flush_icache_all)
+#ifndef CONFIG_CPU_ICACHE_DISABLE
+ mov r0, #0
+ mcr p15, 0, r0, c7, c5, 0 @ invalidate I cache
+#endif
+ mov pc, lr
+ENDPROC(arm1026_flush_icache_all)
+
/*
* flush_user_cache_all()
*
@@ -320,6 +334,7 @@ ENTRY(arm1026_dma_unmap_area)
ENDPROC(arm1026_dma_unmap_area)
ENTRY(arm1026_cache_fns)
+ .long arm1026_flush_icache_all
.long arm1026_flush_kern_cache_all
.long arm1026_flush_user_cache_all
.long arm1026_flush_user_cache_range