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1 | /* |
2 | * Copyright (C) 1999,2000 Arm Limited | |
3 | * Copyright (C) 2000 Deep Blue Solutions Ltd | |
4 | * Copyright (C) 2002 Shane Nay (shane@minirl.com) | |
5 | * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved. | |
6 | * - add MX31 specific definitions | |
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 as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | */ | |
22 | ||
23 | #include <linux/mm.h> | |
24 | #include <linux/init.h> | |
a09e64fb | 25 | #include <mach/hardware.h> |
52c543f9 QJ |
26 | #include <asm/pgtable.h> |
27 | #include <asm/mach/map.h> | |
a09e64fb | 28 | #include <mach/common.h> |
52c543f9 QJ |
29 | |
30 | /*! | |
31 | * @file mm.c | |
32 | * | |
33 | * @brief This file creates static virtual to physical mappings, common to all MX3 boards. | |
34 | * | |
35 | * @ingroup Memory | |
36 | */ | |
37 | ||
38 | /*! | |
39 | * This table defines static virtual address mappings for I/O regions. | |
40 | * These are the mappings common across all MX3 boards. | |
41 | */ | |
42 | static struct map_desc mxc_io_desc[] __initdata = { | |
43 | { | |
44 | .virtual = X_MEMC_BASE_ADDR_VIRT, | |
45 | .pfn = __phys_to_pfn(X_MEMC_BASE_ADDR), | |
46 | .length = X_MEMC_SIZE, | |
47 | .type = MT_DEVICE | |
48 | }, { | |
49 | .virtual = AVIC_BASE_ADDR_VIRT, | |
50 | .pfn = __phys_to_pfn(AVIC_BASE_ADDR), | |
51 | .length = AVIC_SIZE, | |
9b727abd | 52 | .type = MT_DEVICE_NONSHARED |
52c543f9 QJ |
53 | }, |
54 | }; | |
55 | ||
56 | /*! | |
57 | * This function initializes the memory map. It is called during the | |
58 | * system startup to create static physical to virtual memory mappings | |
59 | * for the IO modules. | |
60 | */ | |
61 | void __init mxc_map_io(void) | |
62 | { | |
63 | iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc)); | |
64 | } |