PageRenderTime 15ms CodeModel.GetById 11ms app.highlight 1ms RepoModel.GetById 1ms app.codeStats 0ms

/arch/arm/mach-lpc32xx/include/mach/hardware.h

https://github.com/AICP/kernel_google_msm
C Header | 34 lines | 8 code | 5 blank | 21 comment | 0 complexity | 225e9bcc9273108bf419a20d295cb739 MD5 | raw file
 1/*
 2 * arch/arm/mach-lpc32xx/include/mach/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
17#ifndef __ASM_ARCH_HARDWARE_H
18#define __ASM_ARCH_HARDWARE_H
19
20/*
21 * Start of virtual addresses for IO devices
22 */
23#define IO_BASE		0xF0000000
24
25/*
26 * This macro relies on fact that for all HW i/o addresses bits 20-23 are 0
27 */
28#define IO_ADDRESS(x)	(((((x) & 0xff000000) >> 4) | ((x) & 0xfffff)) |\
29			 IO_BASE)
30
31#define io_p2v(x)	((void __iomem *) (unsigned long) IO_ADDRESS(x))
32#define io_v2p(x)	((((x) & 0x0ff00000) << 4) | ((x) & 0x000fffff))
33
34#endif