diff options
Diffstat (limited to 'arch/arm/include/asm/arch-at91/io.h')
-rw-r--r-- | arch/arm/include/asm/arch-at91/io.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-at91/io.h b/arch/arm/include/asm/arch-at91/io.h new file mode 100644 index 0000000000..38d185eb7c --- /dev/null +++ b/arch/arm/include/asm/arch-at91/io.h @@ -0,0 +1,43 @@ +/* + * [origin: Linux kernel include/asm-arm/arch-at91/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 <asm/io.h> + +#ifdef CONFIG_AT91_LEGACY + +static inline unsigned int at91_sys_read(unsigned int reg_offset) +{ + void *addr = (void *)AT91_BASE_SYS; + + return __raw_readl(addr + reg_offset); +} + +static inline void at91_sys_write(unsigned int reg_offset, unsigned long value) +{ + void *addr = (void *)AT91_BASE_SYS; + + __raw_writel(value, addr + reg_offset); +} +#endif + +#endif |