1 /*
2 * arch/arm/plat-iop/setup.c
3 *
4 * Author: Nicolas Pitre <nico@fluxnic.net>
5 * Copyright (C) 2001 MontaVista Software, Inc.
6 * Copyright (C) 2004 Intel Corporation.
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12
13 #include <linux/mm.h>
14 #include <linux/init.h>
15 #include <asm/mach/map.h>
16 #include <asm/hardware/iop3xx.h>
17
18 /*
19 * Standard IO mapping for all IOP3xx based systems. Note that
20 * the IOP3xx OCCDR must be mapped uncached and unbuffered.
21 */
22 static struct map_desc iop3xx_std_desc[] __initdata = {
23 { /* mem mapped registers */
24 .virtual = IOP3XX_PERIPHERAL_VIRT_BASE,
25 .pfn = __phys_to_pfn(IOP3XX_PERIPHERAL_PHYS_BASE),
26 .length = IOP3XX_PERIPHERAL_SIZE,
27 .type = MT_UNCACHED,
28 }, { /* PCI IO space */
29 .virtual = IOP3XX_PCI_LOWER_IO_VA,
30 .pfn = __phys_to_pfn(IOP3XX_PCI_LOWER_IO_PA),
31 .length = IOP3XX_PCI_IO_WINDOW_SIZE,
32 .type = MT_DEVICE,
33 },
34 };
35
iop3xx_map_io(void)36 void __init iop3xx_map_io(void)
37 {
38 iotable_init(iop3xx_std_desc, ARRAY_SIZE(iop3xx_std_desc));
39 }
40