1/* 2 * linux/include/asm-arm/arch-pnx4008/hardware.h 3 * 4 * Copyright (c) 2005 MontaVista Software, Inc. <source@mvista.com> 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#ifndef __ASM_ARCH_HARDWARE_H 21#define __ASM_ARCH_HARDWARE_H 22 23#include <asm/sizes.h> 24#include <asm/arch/platform.h> 25 26/* Start of virtual addresses for IO devices */ 27#define IO_BASE 0xF0000000 28 29/* This macro relies on fact that for all HW i/o addresses bits 20-23 are 0 */ 30#define IO_ADDRESS(x) (((((x) & 0xff000000) >> 4) | ((x) & 0xfffff)) | IO_BASE) 31 32#endif 33