diff --git a/arch/arm/cpu/armv8/tlb.S b/arch/arm/cpu/armv8/tlb.S
new file mode 100644
index 0000000..f840b04
--- /dev/null
+++ b/arch/arm/cpu/armv8/tlb.S
@@ -0,0 +1,34 @@
+/*
+ * (C) Copyright 2013
+ * David Feng <fenghua@phytium.com.cn>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <asm-offsets.h>
+#include <config.h>
+#include <version.h>
+#include <linux/linkage.h>
+#include <asm/macro.h>
+
+/*
+ * void __asm_invalidate_tlb_all(void)
+ *
+ * invalidate all tlb entries.
+ */
+ENTRY(__asm_invalidate_tlb_all)
+	switch_el x9, 3f, 2f, 1f
+3:	tlbi	alle3
+	dsb	sy
+	isb
+	b	0f
+2:	tlbi	alle2
+	dsb	sy
+	isb
+	b	0f
+1:	tlbi	vmalle1
+	dsb	sy
+	isb
+0:
+	ret
+ENDPROC(__asm_invalidate_tlb_all)