clocksource: versatile: Use sched_clock_register()

The newly merged versatile sched clock support uses a deprecated
interface.  Of course that patch got routed through the ARM tree instead
of going through the relevant maintainer tree.

Use the proper interface so we can get rid of the cruft.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/clocksource/versatile.c

@@ -20,7 +20,7 @@
 
 static void __iomem *versatile_sys_24mhz;
 
-static u32 notrace versatile_sys_24mhz_read(void)
+static u64 notrace versatile_sys_24mhz_read(void)
 {
 	return readl(versatile_sys_24mhz);
 }
@@ -34,7 +34,7 @@ static void __init versatile_sched_clock_init(struct device_node *node)
 
 	versatile_sys_24mhz = base + SYS_24MHZ;
 
-	setup_sched_clock(versatile_sys_24mhz_read, 32, 24000000);
+	sched_clock_register(versatile_sys_24mhz_read, 32, 24000000);
 }
 CLOCKSOURCE_OF_DECLARE(versatile, "arm,vexpress-sysreg",
-		versatile_sched_clock_init);
+		       versatile_sched_clock_init);