blob: 4298e7806c766efcde674ce92a97b26499516454 [file] [log] [blame]
/*
* arch/arm/mach-at91/include/mach/io.h
*
* Copyright (C) 2003 SAN People
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __ASM_ARCH_IO_H
#define __ASM_ARCH_IO_H
#include <mach/hardware.h>
#define IO_SPACE_LIMIT 0xFFFFFFFF
#define __io(a) __typesafe_io(a)
#define __mem_pci(a) (a)
#ifndef __ASSEMBLY__
#ifndef CONFIG_ARCH_AT91X40
#define __arch_ioremap at91_ioremap
#define __arch_iounmap at91_iounmap
#endif
void __iomem *at91_ioremap(unsigned long phys, size_t size, unsigned int type);
void at91_iounmap(volatile void __iomem *addr);
static inline unsigned int at91_sys_read(unsigned int reg_offset)
{
void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
return __raw_readl(addr + reg_offset);
}
static inline void at91_sys_write(unsigned int reg_offset, unsigned long value)
{
void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
__raw_writel(value, addr + reg_offset);
}
#endif
#endif