arm: mvebu/kirkwood: Use common timer functions

By using the common timer functions for mvebu/kirkwood we can get rid of quite
a lot of code.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Luka Perkov <luka.perkov@sartura.hr>
Cc: Simon Guinot <simon.guinot@sequanux.org>
Cc: Valentin Longchamp <valentin.longchamp@keymile.com>
diff --git a/arch/arm/mach-kirkwood/include/mach/config.h b/arch/arm/mach-kirkwood/include/mach/config.h
index d049395..0c4309f 100644
--- a/arch/arm/mach-kirkwood/include/mach/config.h
+++ b/arch/arm/mach-kirkwood/include/mach/config.h
@@ -135,4 +135,9 @@
 #define CONFIG_SYS_I2C_SPEED		100000
 #endif
 
+/* Use common timer */
+#define CONFIG_SYS_TIMER_COUNTS_DOWN
+#define CONFIG_SYS_TIMER_COUNTER	(MVEBU_TIMER_BASE + 0x14)
+#define CONFIG_SYS_TIMER_RATE		CONFIG_SYS_TCLK
+
 #endif /* _KW_CONFIG_H */