diff --git a/arch/sh/include/cpu-sh3/cpu/mmu_context.h b/arch/sh/include/cpu-sh3/cpu/mmu_context.h
index ab09da73ce770b5601c4a4c85a02235491450f88..0c7c735ea82ad4fdeb186ccb72b373493f82c3e2 100644
--- a/arch/sh/include/cpu-sh3/cpu/mmu_context.h
+++ b/arch/sh/include/cpu-sh3/cpu/mmu_context.h
@@ -16,6 +16,7 @@
 #define MMU_TEA		0xFFFFFFFC	/* TLB Exception Address */
 
 #define MMUCR		0xFFFFFFE0	/* MMU Control Register */
+#define MMUCR_TI	(1 << 2)	/* TLB flush bit */
 
 #define MMU_TLB_ADDRESS_ARRAY	0xF2000000
 #define MMU_PAGE_ASSOC_BIT	0x80