diff --git a/arch/arm/src/moxart/moxart_irq.c b/arch/arm/src/moxart/moxart_irq.c
index 9707767698..a29f5b2c4a 100644
--- a/arch/arm/src/moxart/moxart_irq.c
+++ b/arch/arm/src/moxart/moxart_irq.c
@@ -222,8 +222,6 @@ void up_disable_irq(int irq)
   if ((unsigned)irq < NR_IRQS)
     {
       ftintc010_mask_irq(irq);
-      ftintc010_set_trig_mode(irq, 0);
-      ftintc010_set_trig_level(irq, 1);
     }
 }
 
@@ -240,8 +238,6 @@ void up_enable_irq(int irq)
   if ((unsigned)irq < NR_IRQS)
     {
       ftintc010_unmask_irq(irq);
-      ftintc010_set_trig_mode(irq, 1);
-      ftintc010_set_trig_level(irq, 0);
     }
 }
 
diff --git a/arch/arm/src/moxart/moxart_timer.c b/arch/arm/src/moxart/moxart_timer.c
index 9998cd3c5f..b085e63115 100644
--- a/arch/arm/src/moxart/moxart_timer.c
+++ b/arch/arm/src/moxart/moxart_timer.c
@@ -149,6 +149,8 @@ void up_timer_initialize(void)
 
   irq_attach(IRQ_SYSTIMER, (xcpt_t)up_timerisr);
   up_enable_irq(IRQ_SYSTIMER);
+  ftintc010_set_trig_mode(IRQ_SYSTIMER, 1);
+  ftintc010_set_trig_level(IRQ_SYSTIMER, 0);
 
   /* Unmask IRQ */