ARM: shmobile: Remove obsolete earlytimer registration

The last caller of shmobile_earlytimer_init() was removed in commit
c99cd90d ("ARM: shmobile: r8a7779: Remove legacy SoC code").
Signed-off-by: NGeert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: NSimon Horman <horms+renesas@verge.net.au>

arch/arm/mach-shmobile/common.h

 #ifndef __ARCH_MACH_COMMON_H
 #define __ARCH_MACH_COMMON_H
 
-extern void shmobile_earlytimer_init(void);
 extern void shmobile_init_delay(void);
 struct twd_local_timer;
 extern void shmobile_boot_vector(void);

arch/arm/mach-shmobile/timer.c

@@ -77,24 +77,3 @@ void __init shmobile_init_delay(void)
 			shmobile_setup_delay_hz(max_freq, 2, 4);
 	}
 }
-
-static void __init shmobile_late_time_init(void)
-{
-	/*
-	 * Make sure all compiled-in early timers register themselves.
-	 *
-	 * Run probe() for two "earlytimer" devices, these will be the
-	 * clockevents and clocksource devices respectively. In the event
-	 * that only a clockevents device is available, we -ENODEV on the
-	 * clocksource and the jiffies clocksource is used transparently
-	 * instead. No error handling is necessary here.
-	 */
-	early_platform_driver_register_all("earlytimer");
-	early_platform_driver_probe("earlytimer", 2, 0);
-}
-
-void __init shmobile_earlytimer_init(void)
-{
-	late_time_init = shmobile_late_time_init;
-}
-