OpenCloudOS-Kernel/include/asm-arm/arch-mxc/io.h

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746 B
C

/*
* Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
*/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
/*!
* @file io.h
* @brief This file contains some memory mapping macros.
* @note There is no real ISA or PCI buses. But have to define these macros
* for some drivers to compile.
*
* @ingroup System
*/
#ifndef __ASM_ARCH_MXC_IO_H__
#define __ASM_ARCH_MXC_IO_H__
/*! Allow IO space to be anywhere in the memory */
#define IO_SPACE_LIMIT 0xffffffff
/*!
* io address mapping macro
*/
#define __io(a) ((void __iomem *)(a))
#define __mem_pci(a) (a)
#endif