clocksource/drivers/h8300_timer8: Remove unused macros

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

drivers/clocksource/h8300_timer8.c

@@ -24,7 +24,6 @@
 #define TCORB	6
 #define _8TCNT	8
 
-#define FLAG_REPROGRAM (1 << 0)
 #define FLAG_SKIPEVENT (1 << 1)
 #define FLAG_IRQCONTEXT (1 << 2)
 #define FLAG_STARTED (1 << 3)
@@ -32,9 +31,6 @@
 #define ONESHOT  0
 #define PERIODIC 1
 
-#define RELATIVE 0
-#define ABSOLUTE 1
-
 #define SCALE 64
 
 struct timer8_priv {