nios2: add memcpy_fromio and memcpy_toio
Add memcpy_fromio() and memcpy_toio().
Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
diff --git a/arch/nios2/include/asm/io.h b/arch/nios2/include/asm/io.h
index 03a3418..95d8801 100644
--- a/arch/nios2/include/asm/io.h
+++ b/arch/nios2/include/asm/io.h
@@ -173,4 +173,8 @@
#define setbits_8(addr, set) setbits(8, addr, set)
#define clrsetbits_8(addr, clear, set) clrsetbits(8, addr, clear, set)
+#define memset_io(a, b, c) memset((void *)(a), (b), (c))
+#define memcpy_fromio(a, b, c) memcpy((a), (void *)(b), (c))
+#define memcpy_toio(a, b, c) memcpy((void *)(a), (b), (c))
+
#endif /* __ASM_NIOS2_IO_H_ */