[ARM] Fix iop32x/iop33x build

arch/arm/plat-iop/io.c:26: error: conflicting types for '__iop3xx_ioremap'

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/include/asm-arm/arch-iop33x/io.h b/include/asm-arm/arch-iop33x/io.h
index 993f758..fec9c53 100644
--- a/include/asm-arm/arch-iop33x/io.h
+++ b/include/asm-arm/arch-iop33x/io.h
@@ -14,7 +14,7 @@
 #include <asm/hardware.h>
 
 extern void __iomem *__iop3xx_ioremap(unsigned long cookie, size_t size,
-	unsigned long flags);
+	unsigned int mtype);
 extern void __iop3xx_iounmap(void __iomem *addr);
 
 #define IO_SPACE_LIMIT		0xffffffff