diff --git a/include/nios2.h b/include/nios2.h
index df8126a..5da7c87 100644
--- a/include/nios2.h
+++ b/include/nios2.h
@@ -24,8 +24,6 @@
 #ifndef __NIOS2_H__
 #define __NIOS2_H__
 
-#include <linux/stringify.h>
-
 /*------------------------------------------------------------------------
  * Control registers -- use with wrctl() & rdctl()
  *----------------------------------------------------------------------*/
@@ -39,14 +37,8 @@
  * Access to control regs
  *----------------------------------------------------------------------*/
 
-#define rdctl(reg)\
-	({unsigned int val;\
-	asm volatile("rdctl %0, ctl" __stringify(reg) \
-		: "=r" (val) ); val;})
-
-#define wrctl(reg,val)\
-	asm volatile( "wrctl ctl" _str_(reg) ",%0"\
-		: : "r" (val))
+#define rdctl(reg) __builtin_rdctl(reg)
+#define wrctl(reg,val) __builtin_wrctl(reg,val)
 
 /*------------------------------------------------------------------------
  * Control reg bit masks