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