2 * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
11 #ifndef __ASM_ARCH_MXC_IO_H__
12 #define __ASM_ARCH_MXC_IO_H__
14 /* Allow IO space to be anywhere in the memory */
15 #define IO_SPACE_LIMIT 0xffffffff
17 #ifdef CONFIG_ARCH_MX3
18 #define __arch_ioremap __mx3_ioremap
19 #define __arch_iounmap __iounmap
21 static inline void __iomem *
22 __mx3_ioremap(unsigned long phys_addr, size_t size, unsigned int mtype)
24 if (mtype == MT_DEVICE) {
25 /* Access all peripherals below 0x80000000 as nonshared device
26 * but leave l2cc alone.
28 if ((phys_addr < 0x80000000) && ((phys_addr < L2CC_BASE_ADDR) ||
29 (phys_addr >= L2CC_BASE_ADDR + L2CC_SIZE)))
30 mtype = MT_DEVICE_NONSHARED;
33 return __arm_ioremap(phys_addr, size, mtype);
37 /* io address mapping macro */
38 #define __io(a) ((void __iomem *)(a))
40 #define __mem_pci(a) (a)