diff options
Diffstat (limited to 'arch/arm/mach-mxs/mm-mx28.c')
| -rw-r--r-- | arch/arm/mach-mxs/mm-mx28.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/mach-mxs/mm-mx28.c b/arch/arm/mach-mxs/mm-mx28.c new file mode 100644 index 000000000000..7e4cea32ebc6 --- /dev/null +++ b/arch/arm/mach-mxs/mm-mx28.c | |||
| @@ -0,0 +1,45 @@ | |||
| 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/mx28.h> | ||
| 20 | #include <mach/common.h> | ||
| 21 | #include <mach/iomux.h> | ||
| 22 | |||
| 23 | /* | ||
| 24 | * Define the MX28 memory map. | ||
| 25 | */ | ||
| 26 | static struct map_desc mx28_io_desc[] __initdata = { | ||
| 27 | mxs_map_entry(MX28, OCRAM, MT_DEVICE), | ||
| 28 | mxs_map_entry(MX28, 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 mx28_map_io(void) | ||
| 37 | { | ||
| 38 | iotable_init(mx28_io_desc, ARRAY_SIZE(mx28_io_desc)); | ||
| 39 | } | ||
| 40 | |||
| 41 | void __init mx28_init_irq(void) | ||
| 42 | { | ||
| 43 | icoll_init_irq(); | ||
| 44 | mx28_register_gpios(); | ||
| 45 | } | ||
