4 files changed, 13 insertions, 54 deletions

diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index 896165096d6a..8e4ef4c83a74 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -117,6 +117,16 @@ void __init init_IRQ(void)
 	machine_desc->init_irq();
 }
 
+#ifdef CONFIG_MULTI_IRQ_HANDLER
+void __init set_handle_irq(void (*handle_irq)(struct pt_regs *))
+{
+	if (handle_arch_irq)
+		return;
+
+	handle_arch_irq = handle_irq;
+}
+#endif
+
 #ifdef CONFIG_SPARSE_IRQ
 int __init arch_probe_nr_irqs(void)
 {
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 365c8d92e2eb..60340fa561d4 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -401,7 +401,8 @@ static void (*smp_cross_call)(const struct cpumask *, unsigned int);
 
 void __init set_smp_cross_call(void (*fn)(const struct cpumask *, unsigned int))
 {
-	smp_cross_call = fn;
+	if (!smp_cross_call)
+		smp_cross_call = fn;
 }
 
 void arch_send_call_function_ipi_mask(const struct cpumask *mask)
diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c
index ae0c7bb39ae8..c092115d903a 100644
--- a/arch/arm/kernel/smp_twd.c
+++ b/arch/arm/kernel/smp_twd.c
@@ -24,7 +24,6 @@
 
 #include <asm/smp_twd.h>
 #include <asm/localtimer.h>
-#include <asm/hardware/gic.h>
 
 /* set up by the platform code */
 static void __iomem *twd_base;
diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c
index 09be0c3c9069..955d92d265e5 100644
--- a/arch/arm/kernel/time.c
+++ b/arch/arm/kernel/time.c
@@ -21,7 +21,6 @@
 #include <linux/timex.h>
 #include <linux/errno.h>
 #include <linux/profile.h>
-#include <linux/syscore_ops.h>
 #include <linux/timer.h>
 #include <linux/irq.h>
 
@@ -31,11 +30,6 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/time.h>
 
-/*
- * Our system timer.
- */
-static struct sys_timer *system_timer;
-
 #if defined(CONFIG_RTC_DRV_CMOS) || defined(CONFIG_RTC_DRV_CMOS_MODULE) || \
     defined(CONFIG_NVRAM) || defined(CONFIG_NVRAM_MODULE)
 /* this needs a better home */
@@ -69,16 +63,6 @@ unsigned long profile_pc(struct pt_regs *regs)
 EXPORT_SYMBOL(profile_pc);
 #endif
 
-#ifdef CONFIG_ARCH_USES_GETTIMEOFFSET
-u32 arch_gettimeoffset(void)
-{
-	if (system_timer->offset != NULL)
-		return system_timer->offset() * 1000;
-
-	return 0;
-}
-#endif /* CONFIG_ARCH_USES_GETTIMEOFFSET */
-
 #ifndef CONFIG_GENERIC_CLOCKEVENTS
 /*
  * Kernel system timer support.
@@ -129,43 +113,8 @@ int __init register_persistent_clock(clock_access_fn read_boot,
 	return -EINVAL;
 }
 
-#if defined(CONFIG_PM) && !defined(CONFIG_GENERIC_CLOCKEVENTS)
-static int timer_suspend(void)
-{
-	if (system_timer->suspend)
-		system_timer->suspend();
-
-	return 0;
-}
-
-static void timer_resume(void)
-{
-	if (system_timer->resume)
-		system_timer->resume();
-}
-#else
-#define timer_suspend NULL
-#define timer_resume NULL
-#endif
-
-static struct syscore_ops timer_syscore_ops = {
-	.suspend	= timer_suspend,
-	.resume		= timer_resume,
-};
-
-static int __init timer_init_syscore_ops(void)
-{
-	register_syscore_ops(&timer_syscore_ops);
-
-	return 0;
-}
-
-device_initcall(timer_init_syscore_ops);
-
 void __init time_init(void)
 {
-	system_timer = machine_desc->timer;
-	system_timer->init();
+	machine_desc->init_time();
 	sched_clock_postinit();
 }
-