diff options
Diffstat (limited to 'include/asm-m68k/io.h')
| -rw-r--r-- | include/asm-m68k/io.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-m68k/io.h b/include/asm-m68k/io.h index 50ea08751..531f42033 100644 --- a/include/asm-m68k/io.h +++ b/include/asm-m68k/io.h @@ -28,6 +28,10 @@ #include <asm/byteorder.h> +#ifndef _IO_BASE +#define _IO_BASE 0 +#endif + #define __raw_readb(addr) (*(volatile u8 *)(addr)) #define __raw_readw(addr) (*(volatile u16 *)(addr)) #define __raw_readl(addr) (*(volatile u32 *)(addr)) |