47 lines
1.0 KiB
C
47 lines
1.0 KiB
C
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/*
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* arch/arm/mach-tegra/include/mach/io.h
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*
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* Copyright (C) 2010 Google, Inc.
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*
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* Author:
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* Colin Cross <ccross@google.com>
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* Erik Gilling <konkers@google.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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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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*/
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#ifndef __MACH_TEGRA_IO_H
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#define __MACH_TEGRA_IO_H
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#define IO_SPACE_LIMIT 0xffff
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#ifndef __ASSEMBLER__
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#ifdef CONFIG_TEGRA_PCI
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extern void __iomem *tegra_pcie_io_base;
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static inline void __iomem *__io(unsigned long addr)
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{
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return tegra_pcie_io_base + (addr & IO_SPACE_LIMIT);
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}
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#else
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static inline void __iomem *__io(unsigned long addr)
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{
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return (void __iomem *)addr;
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}
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#endif
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#define __io(a) __io(a)
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#endif
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#endif
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