+static void enable_rt_irq(unsigned int irq)
+{
+}
+
+static void disable_rt_irq(unsigned int irq)
+{
+}
+
+static struct irq_chip rt_irq_type = {
+ .typename = "SN HUB RT timer",
+ .ack = disable_rt_irq,
+ .mask = disable_rt_irq,
+ .mask_ack = disable_rt_irq,
+ .unmask = enable_rt_irq,
+ .eoi = enable_rt_irq,
+};
+
+static struct irqaction rt_irqaction = {
+ .handler = ip27_rt_timer_interrupt,
+ .flags = IRQF_DISABLED,
+ .mask = CPU_MASK_NONE,
+ .name = "timer"
+};
+
+void __init plat_timer_setup(struct irqaction *irq)