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Diffstat (limited to 'include/asm-i386/i8253.h')
-rw-r--r--include/asm-i386/i8253.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/asm-i386/i8253.h b/include/asm-i386/i8253.h
index a06b8ec66ce..7577d058d86 100644
--- a/include/asm-i386/i8253.h
+++ b/include/asm-i386/i8253.h
@@ -3,8 +3,15 @@
#include <linux/clockchips.h>
+/* i8253A PIT registers */
+#define PIT_MODE 0x43
+#define PIT_CH0 0x40
+#define PIT_CH2 0x42
+
extern spinlock_t i8253_lock;
extern struct clock_event_device *global_clock_event;
+extern void setup_pit_timer(void);
+
#endif /* __ASM_I8253_H__ */