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-rw-r--r--arch/powerpc/include/asm/reg.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index 10d1ef016bf1..fd4db15e6f2a 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -243,6 +243,7 @@
#define SPRN_TBRU 0x10D /* Time Base Read Upper Register (user, R/O) */
#define SPRN_TBWL 0x11C /* Time Base Lower Register (super, R/W) */
#define SPRN_TBWU 0x11D /* Time Base Upper Register (super, R/W) */
+#define SPRN_TBU40 0x11E /* Timebase upper 40 bits (hyper, R/W) */
#define SPRN_SPURR 0x134 /* Scaled PURR */
#define SPRN_HSPRG0 0x130 /* Hypervisor Scratch 0 */
#define SPRN_HSPRG1 0x131 /* Hypervisor Scratch 1 */