ARM: riscpc: remove IRQ_TIMER

Use IRQ_TIMER0 instead, which is the same thing.
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-rpc/include/mach/irqs.h

@@ -42,6 +42,4 @@
  */
 #define FIQ_START		64
 
-#define IRQ_TIMER		IRQ_TIMER0
-
 #define NR_IRQS			128

arch/arm/mach-rpc/time.c

@@ -85,7 +85,7 @@ static struct irqaction ioc_timer_irq = {
 static void __init ioc_timer_init(void)
 {
 	ioctime_init();
-	setup_irq(IRQ_TIMER, &ioc_timer_irq);
+	setup_irq(IRQ_TIMER0, &ioc_timer_irq);
 }
 
 struct sys_timer ioc_timer = {