1 files changed, 17 insertions, 17 deletions

diff --git a/c/src/lib/libcpu/arm/pxa255/irq/irq.c b/c/src/lib/libcpu/arm/pxa255/irq/irq.c
index 859b6834c0..2bfcadc98f 100755
--- a/c/src/lib/libcpu/arm/pxa255/irq/irq.c
+++ b/c/src/lib/libcpu/arm/pxa255/irq/irq.c
@@ -1,7 +1,7 @@
 /*
  * PXA255 Interrupt handler by Yang Xi <hiyangxi@gmail.com>
  * Copyright (c) 2004 by Jay Monkman <jtm@lopingdog.com>
- *      
+ *
  *  The license and distribution terms for this file may be
  *  found in the file LICENSE in this distribution or at
  *  http://www.rtems.com/license/LICENSE.
@@ -32,54 +32,54 @@ static int isValidInterrupt(int irq)
 int BSP_install_rtems_irq_handler  (const rtems_irq_connect_data* irq)
 {
     rtems_interrupt_level level;
-    
+
     if (!isValidInterrupt(irq->name)) {
         return 0;
     }
-    
+
     /*
-     * Check if default handler is actually connected. If not, issue 
-     * an error. Note: irq->name is a number corresponding to the 
-     * interrupt number .  We 
-     * convert it to a long word offset to get source's vector register 
+     * Check if default handler is actually connected. If not, issue
+     * an error. Note: irq->name is a number corresponding to the
+     * interrupt number .  We
+     * convert it to a long word offset to get source's vector register
      */
         if (IRQ_table[irq->name] != dummy_handler) {
         return 0;
 	}
-    
+
     _CPU_ISR_Disable(level);
-    
+
     /*
      * store the new handler
      */
     IRQ_table[irq->name] = irq->hdl;
-    
+
     /*
      * unmask interrupt
      */
     XSCALE_INT_ICMR = XSCALE_INT_ICMR | 1 << irq->name;
 
 
-    
+
     /*
      * Enable interrupt on device
      */
     if(irq->on) {
         irq->on(irq);
     }
-    
+
     _CPU_ISR_Enable(level);
-    
+
     return 1;
 }
 
-/* 
+/*
  * Remove and interrupt handler
  */
 int BSP_remove_rtems_irq_handler  (const rtems_irq_connect_data* irq)
 {
     rtems_interrupt_level level;
-  
+
     if (!isValidInterrupt(irq->name)) {
         return 0;
     }
@@ -96,7 +96,7 @@ int BSP_remove_rtems_irq_handler  (const rtems_irq_connect_data* irq)
      * mask interrupt
      */
     XSCALE_INT_ICMR  =  XSCALE_INT_ICMR  & (~(1 << irq->name));
-    
+
     /*
      * Disable interrupt on device
      */
@@ -108,7 +108,7 @@ int BSP_remove_rtems_irq_handler  (const rtems_irq_connect_data* irq)
      * restore the default irq value
      */
     IRQ_table[irq->name] = dummy_handler;
-    
+
     _CPU_ISR_Enable(level);
 
     return 1;