| Stelian Pop | c638111 | 2008-03-26 19:52:31 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * include/asm-arm/arch-at91/io.h |
| 3 | * |
| 4 | * Copyright (C) 2003 SAN People |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | |
| 21 | #ifndef __ASM_ARCH_IO_H |
| 22 | #define __ASM_ARCH_IO_H |
| 23 | |
| 24 | #include <asm/io.h> |
| 25 | |
| 26 | static inline unsigned int at91_sys_read(unsigned int reg_offset) |
| 27 | { |
| 28 | void *addr = (void *)AT91_BASE_SYS; |
| 29 | |
| 30 | return __raw_readl(addr + reg_offset); |
| 31 | } |
| 32 | |
| 33 | static inline void at91_sys_write(unsigned int reg_offset, unsigned long value) |
| 34 | { |
| 35 | void *addr = (void *)AT91_BASE_SYS; |
| 36 | |
| 37 | __raw_writel(value, addr + reg_offset); |
| 38 | } |
| 39 | |
| 40 | #endif |