ARM: shmobile: Remove unused shmobile_smp_init_fallback_ops()

shmobile_smp_init_fallback_ops() became unused after removing
SoC-specific machine definitions that provided legacy SMP initialization
fallbacks.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/mach-shmobile/platsmp.c

@@ -36,12 +36,3 @@ bool shmobile_smp_cpu_can_disable(unsigned int cpu)
 	return true; /* Hotplug of any CPU is supported */
 }
 #endif
-
-bool __init shmobile_smp_init_fallback_ops(void)
-{
-	/* fallback on PSCI/smp_ops if no other DT based method is detected */
-	if (!IS_ENABLED(CONFIG_SMP))
-		return false;
-
-	return platform_can_secondary_boot() ? true : false;
-}