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/common.h>
21 #include <mach/iomux.h>
22 
23 /*
24  * Define the MX23 memory map.
25  */
26 static struct map_desc mx23_io_desc[] __initdata = {
27 	mxs_map_entry(MX23, OCRAM, MT_DEVICE),
28 	mxs_map_entry(MX23, IO, MT_DEVICE),
29 };
30 
31 /*
32  * This function initializes the memory map. It is called during the
33  * system startup to create static physical to virtual memory mappings
34  * for the IO modules.
35  */
mx23_map_io(void)36 void __init mx23_map_io(void)
37 {
38 	iotable_init(mx23_io_desc, ARRAY_SIZE(mx23_io_desc));
39 }
40 
mx23_init_irq(void)41 void __init mx23_init_irq(void)
42 {
43 	icoll_init_irq();
44 	mx23_register_gpios();
45 }
46