blob: 894d98cd9941a108ee6dde70d5dc00ec00f083f6 [file] [log] [blame]
Daniel Mack9a4cd7a2008-07-05 10:02:53 +02001/*
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
Russell Kinga09e64f2008-08-05 16:14:15 +010026#include <mach/hardware.h>
Daniel Mack9a4cd7a2008-07-05 10:02:53 +020027#include <asm/mach-types.h>
28#include <asm/mach/arch.h>
Juergen Beisert9e8a30d2008-07-05 10:02:53 +020029#include <asm/mach/time.h>
Daniel Mack9a4cd7a2008-07-05 10:02:53 +020030#include <asm/mach/map.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010031#include <mach/common.h>
Daniel Mack9a4cd7a2008-07-05 10:02:53 +020032#include <asm/page.h>
33#include <asm/setup.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010034#include <mach/board-mx31lite.h>
Daniel Mack9a4cd7a2008-07-05 10:02:53 +020035
36/*
37 * This file contains the board-specific initialization routines.
38 */
39
40/*
41 * This structure defines the MX31 memory map.
42 */
43static struct map_desc mx31lite_io_desc[] __initdata = {
44 {
Daniel Mack9a4cd7a2008-07-05 10:02:53 +020045 .virtual = SPBA0_BASE_ADDR_VIRT,
46 .pfn = __phys_to_pfn(SPBA0_BASE_ADDR),
47 .length = SPBA0_SIZE,
Russell King9b727ab2008-09-07 12:45:01 +010048 .type = MT_DEVICE_NONSHARED
Daniel Mack9a4cd7a2008-07-05 10:02:53 +020049 }, {
Daniel Mack9a4cd7a2008-07-05 10:02:53 +020050 .virtual = CS4_BASE_ADDR_VIRT,
51 .pfn = __phys_to_pfn(CS4_BASE_ADDR),
52 .length = CS4_SIZE,
53 .type = MT_DEVICE
54 }
55};
56
57/*
58 * Set up static virtual mappings.
59 */
60void __init mx31lite_map_io(void)
61{
62 mxc_map_io();
63 iotable_init(mx31lite_io_desc, ARRAY_SIZE(mx31lite_io_desc));
64}
65
66/*
67 * Board specific initialization.
68 */
69static void __init mxc_board_init(void)
70{
71}
72
Juergen Beisert9e8a30d2008-07-05 10:02:53 +020073static void __init mx31lite_timer_init(void)
74{
Sascha Hauer30c730f2009-02-16 14:36:49 +010075 mx31_clocks_init(26000000);
Juergen Beisert9e8a30d2008-07-05 10:02:53 +020076}
77
78struct sys_timer mx31lite_timer = {
79 .init = mx31lite_timer_init,
80};
81
Daniel Mack9a4cd7a2008-07-05 10:02:53 +020082/*
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,
Juergen Beisert9e8a30d2008-07-05 10:02:53 +020095 .timer = &mx31lite_timer,
Daniel Mack9a4cd7a2008-07-05 10:02:53 +020096MACHINE_END