| /* |
| * 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 |
| |
| #define IO_SPACE_LIMIT 0xFFFFFFFF |
| |
| #define __io(a) __typesafe_io(a) |
| #define __mem_pci(a) (a) |
| |
| |
| #ifndef __ASSEMBLY__ |
| |
| 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 |
