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