Shawn Guo | faff3dc | 2010-12-09 23:12:45 +0800 | [diff] [blame] | 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 | */ |
| 36 | void __init mx23_map_io(void) |
| 37 | { |
| 38 | iotable_init(mx23_io_desc, ARRAY_SIZE(mx23_io_desc)); |
| 39 | } |
| 40 | |
| 41 | void __init mx23_init_irq(void) |
| 42 | { |
| 43 | icoll_init_irq(); |
| 44 | mx23_register_gpios(); |
| 45 | } |