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-rw-r--r--arch/arm/mach-mx3/mx31lite.c96
1 files changed, 96 insertions, 0 deletions
diff --git a/arch/arm/mach-mx3/mx31lite.c b/arch/arm/mach-mx3/mx31lite.c
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1/*
2 * Copyright (C) 2000 Deep Blue Solutions Ltd
3 * Copyright (C) 2002 Shane Nay (shane@minirl.com)
4 * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21#include <linux/types.h>
22#include <linux/init.h>
23#include <linux/kernel.h>
24#include <linux/memory.h>
25
26#include <asm/hardware.h>
27#include <asm/mach-types.h>
28#include <asm/mach/arch.h>
29#include <asm/mach/map.h>
30#include <asm/arch/common.h>
31#include <asm/page.h>
32#include <asm/setup.h>
33#include <asm/arch/board-mx31lite.h>
34
35/*
36 * This file contains the board-specific initialization routines.
37 */
38
39/*
40 * This structure defines the MX31 memory map.
41 */
42static struct map_desc mx31lite_io_desc[] __initdata = {
43 {
44 .virtual = AIPS1_BASE_ADDR_VIRT,
45 .pfn = __phys_to_pfn(AIPS1_BASE_ADDR),
46 .length = AIPS1_SIZE,
47 .type = MT_NONSHARED_DEVICE
48 }, {
49 .virtual = SPBA0_BASE_ADDR_VIRT,
50 .pfn = __phys_to_pfn(SPBA0_BASE_ADDR),
51 .length = SPBA0_SIZE,
52 .type = MT_NONSHARED_DEVICE
53 }, {
54 .virtual = AIPS2_BASE_ADDR_VIRT,
55 .pfn = __phys_to_pfn(AIPS2_BASE_ADDR),
56 .length = AIPS2_SIZE,
57 .type = MT_NONSHARED_DEVICE
58 }, {
59 .virtual = CS4_BASE_ADDR_VIRT,
60 .pfn = __phys_to_pfn(CS4_BASE_ADDR),
61 .length = CS4_SIZE,
62 .type = MT_DEVICE
63 }
64};
65
66/*
67 * Set up static virtual mappings.
68 */
69void __init mx31lite_map_io(void)
70{
71 mxc_map_io();
72 iotable_init(mx31lite_io_desc, ARRAY_SIZE(mx31lite_io_desc));
73}
74
75/*
76 * Board specific initialization.
77 */
78static void __init mxc_board_init(void)
79{
80}
81
82/*
83 * The following uses standard kernel macros defined in arch.h in order to
84 * initialize __mach_desc_MX31LITE data structure.
85 */
86
87MACHINE_START(MX31LITE, "LogicPD MX31 LITEKIT")
88 /* Maintainer: Freescale Semiconductor, Inc. */
89 .phys_io = AIPS1_BASE_ADDR,
90 .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
91 .boot_params = PHYS_OFFSET + 0x100,
92 .map_io = mx31lite_map_io,
93 .init_irq = mxc_init_irq,
94 .init_machine = mxc_board_init,
95 .timer = &mxc_timer,
96MACHINE_END