ARM: EXYNOS: Remove ifdef for scu_enable in pm

The scu_enable function is already a noop in the scu's header file is
CONFIG_SMP=n, so no need to use these macros in the code.
Signed-off-by: NDaniel Lezcano <daniel.lezcano@linaro.org>
Reviewed-by: NViresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: NBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Reviewed-by: NTomasz Figa <t.figa@samsung.com>
Signed-off-by: NKukjin Kim <kgene.kim@samsung.com>

arch/arm/mach-exynos/pm.c

@@ -310,7 +310,7 @@ static void exynos_pm_resume(void)
 
 	s3c_pm_do_restore_core(exynos_core_save, ARRAY_SIZE(exynos_core_save));
 
-	if (IS_ENABLED(CONFIG_SMP) && !soc_is_exynos5250())
+	if (!soc_is_exynos5250())
 		scu_enable(S5P_VA_SCU);
 
 early_wakeup:
@@ -401,10 +401,8 @@ static int exynos_cpu_pm_notifier(struct notifier_block *self,
 
 	case CPU_PM_EXIT:
 		if (cpu == 0) {
-#ifdef CONFIG_SMP
 			if (!soc_is_exynos5250())
 				scu_enable(S5P_VA_SCU);
-#endif
 			exynos_cpu_restore_register();
 		}
 		break;