arm: imx: make various struct sys_timer static

Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-imx/mach-vpr200.c b/arch/arm/mach-imx/mach-vpr200.c
index 033257e..add8c69 100644
--- a/arch/arm/mach-imx/mach-vpr200.c
+++ b/arch/arm/mach-imx/mach-vpr200.c
@@ -310,7 +310,7 @@
 	mx35_clocks_init();
 }
 
-struct sys_timer vpr200_timer = {
+static struct sys_timer vpr200_timer = {
 	.init	= vpr200_timer_init,
 };