1 /*
2 * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved.
3 *
4 * The code contained herein is licensed under the GNU General Public
5 * License. You may obtain a copy of the GNU General Public License
6 * Version 2 or later at the following locations:
7 *
8 * http://www.opensource.org/licenses/gpl-license.html
9 * http://www.gnu.org/copyleft/gpl.html
10 *
11 * Create static mapping between physical to virtual memory.
12 */
13
14 #include <linux/mm.h>
15 #include <linux/init.h>
16
17 #include <asm/mach/map.h>
18
19 #include <mach/mx23.h>
20 #include <mach/mx28.h>
21 #include <mach/common.h>
22 #include <mach/iomux.h>
23
24 /*
25 * Define the MX23 memory map.
26 */
27 static struct map_desc mx23_io_desc[] __initdata = {
28 mxs_map_entry(MX23, OCRAM, MT_DEVICE),
29 mxs_map_entry(MX23, IO, MT_DEVICE),
30 };
31
32 /*
33 * Define the MX28 memory map.
34 */
35 static struct map_desc mx28_io_desc[] __initdata = {
36 mxs_map_entry(MX28, OCRAM, MT_DEVICE),
37 mxs_map_entry(MX28, IO, MT_DEVICE),
38 };
39
40 /*
41 * This function initializes the memory map. It is called during the
42 * system startup to create static physical to virtual memory mappings
43 * for the IO modules.
44 */
mx23_map_io(void)45 void __init mx23_map_io(void)
46 {
47 iotable_init(mx23_io_desc, ARRAY_SIZE(mx23_io_desc));
48 }
49
mx23_init_irq(void)50 void __init mx23_init_irq(void)
51 {
52 icoll_init_irq();
53 }
54
mx28_map_io(void)55 void __init mx28_map_io(void)
56 {
57 iotable_init(mx28_io_desc, ARRAY_SIZE(mx28_io_desc));
58 }
59
mx28_init_irq(void)60 void __init mx28_init_irq(void)
61 {
62 icoll_init_irq();
63 }
64