[POWERPC] pasemi: SMP timebase sync

Timebase update is simple on PA6T, since global updates can be done from
one core by writing to an SPR.

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/include/asm-powerpc/reg.h b/include/asm-powerpc/reg.h
index 923df6ceaa5c..0d7f0164ed81 100644
--- a/include/asm-powerpc/reg.h
+++ b/include/asm-powerpc/reg.h
@@ -392,6 +392,12 @@
 #define SPRN_HSRR0      0x13A   /* Save/Restore Register 0 */
 #define SPRN_HSRR1      0x13B   /* Save/Restore Register 1 */
 
+#define SPRN_TBCTL      0x35f   /* PA6T Timebase control register */
+#define   TBCTL_FREEZE          0x0000000000000000ull /* Freeze all tbs */
+#define   TBCTL_RESTART         0x0000000100000000ull /* Restart all tbs */
+#define   TBCTL_UPDATE_UPPER    0x0000000200000000ull /* Set upper 32 bits */
+#define   TBCTL_UPDATE_LOWER    0x0000000300000000ull /* Set lower 32 bits */
+
 #ifndef SPRN_SVR
 #define SPRN_SVR        0x11E   /* System Version Register */
 #endif