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1/*
2 * Copyright (C) 2010 Freescale Semiconductor, Inc. All Rights Reserved.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 * Create static mapping between physical to virtual memory.
19 */
20
21#include <linux/mm.h>
22#include <linux/init.h>
23
24#include <asm/mach/map.h>
25
26#include <mach/hardware.h>
27#include <mach/common.h>
28#include <mach/iomux-v3.h>
29
30/*
31 * Define the MX50 memory map.
32 */
33static struct map_desc mx50_io_desc[] __initdata = {
34 imx_map_entry(MX50, TZIC, MT_DEVICE),
35 imx_map_entry(MX50, SPBA0, MT_DEVICE),
36 imx_map_entry(MX50, AIPS1, MT_DEVICE),
37 imx_map_entry(MX50, AIPS2, 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 */
45void __init mx50_map_io(void)
46{
47 mxc_set_cpu_type(MXC_CPU_MX50);
48 mxc_iomux_v3_init(MX50_IO_ADDRESS(MX50_IOMUXC_BASE_ADDR));
49 mxc_arch_reset_init(MX50_IO_ADDRESS(MX50_WDOG_BASE_ADDR));
50 iotable_init(mx50_io_desc, ARRAY_SIZE(mx50_io_desc));
51}
52
53int imx50_register_gpios(void);
54
55void __init mx50_init_irq(void)
56{
57 tzic_init_irq(MX50_IO_ADDRESS(MX50_TZIC_BASE_ADDR));
58 imx50_register_gpios();
59}