COMMON: Use __stringify() instead of rest of implementations
Fix up the rest of implementations of __stringify().
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
diff --git a/include/nios2.h b/include/nios2.h
index 54954e3..df8126a 100644
--- a/include/nios2.h
+++ b/include/nios2.h
@@ -24,6 +24,8 @@
#ifndef __NIOS2_H__
#define __NIOS2_H__
+#include <linux/stringify.h>
+
/*------------------------------------------------------------------------
* Control registers -- use with wrctl() & rdctl()
*----------------------------------------------------------------------*/
@@ -36,11 +38,10 @@
/*------------------------------------------------------------------------
* Access to control regs
*----------------------------------------------------------------------*/
-#define _str_(x) #x
#define rdctl(reg)\
({unsigned int val;\
- asm volatile( "rdctl %0, ctl" _str_(reg)\
+ asm volatile("rdctl %0, ctl" __stringify(reg) \
: "=r" (val) ); val;})
#define wrctl(reg,val)\