ARM: iop: Switch to sched_clock_register()

The 32 bit sched_clock interface now supports 64 bits. Upgrade to
the 64 bit function to allow us to remove the 32 bit registration
interface.

Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Kevin Hilman <khilman@linaro.org>
diff --git a/arch/arm/plat-iop/time.c b/arch/arm/plat-iop/time.c
index 29606bd7..d70b733 100644
--- a/arch/arm/plat-iop/time.c
+++ b/arch/arm/plat-iop/time.c
@@ -54,7 +54,7 @@
 /*
  * IOP sched_clock() implementation via its clocksource.
  */
-static u32 notrace iop_read_sched_clock(void)
+static u64 notrace iop_read_sched_clock(void)
 {
 	return 0xffffffffu - read_tcr1();
 }
@@ -142,7 +142,7 @@
 {
 	u32 timer_ctl;
 
-	setup_sched_clock(iop_read_sched_clock, 32, tick_rate);
+	sched_clock_register(iop_read_sched_clock, 32, tick_rate);
 
 	ticks_per_jiffy = DIV_ROUND_CLOSEST(tick_rate, HZ);
 	iop_tick_rate = tick_rate;