blob: d363a6e79f8054296ecd7a90e3ddfc8f9c689bd9 [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 {
45 .virtual = AIPS1_BASE_ADDR_VIRT,
46 .pfn = __phys_to_pfn(AIPS1_BASE_ADDR),
47 .length = AIPS1_SIZE,
48 .type = MT_NONSHARED_DEVICE
49 }, {
50 .virtual = SPBA0_BASE_ADDR_VIRT,
51 .pfn = __phys_to_pfn(SPBA0_BASE_ADDR),
52 .length = SPBA0_SIZE,
53 .type = MT_NONSHARED_DEVICE
54 }, {
55 .virtual = AIPS2_BASE_ADDR_VIRT,
56 .pfn = __phys_to_pfn(AIPS2_BASE_ADDR),
57 .length = AIPS2_SIZE,
58 .type = MT_NONSHARED_DEVICE
59 }, {
60 .virtual = CS4_BASE_ADDR_VIRT,
61 .pfn = __phys_to_pfn(CS4_BASE_ADDR),
62 .length = CS4_SIZE,
63 .type = MT_DEVICE
64 }
65};
66
67/*
68 * Set up static virtual mappings.
69 */
70void __init mx31lite_map_io(void)
71{
72 mxc_map_io();
73 iotable_init(mx31lite_io_desc, ARRAY_SIZE(mx31lite_io_desc));
74}
75
76/*
77 * Board specific initialization.
78 */
79static void __init mxc_board_init(void)
80{
81}
82
Juergen Beisert9e8a30d2008-07-05 10:02:53 +020083static void __init mx31lite_timer_init(void)
84{
85 mxc_clocks_init(26000000);
86 mxc_timer_init("ipg_clk.0");
87}
88
89struct sys_timer mx31lite_timer = {
90 .init = mx31lite_timer_init,
91};
92
Daniel Mack9a4cd7a2008-07-05 10:02:53 +020093/*
94 * The following uses standard kernel macros defined in arch.h in order to
95 * initialize __mach_desc_MX31LITE data structure.
96 */
97
98MACHINE_START(MX31LITE, "LogicPD MX31 LITEKIT")
99 /* Maintainer: Freescale Semiconductor, Inc. */
100 .phys_io = AIPS1_BASE_ADDR,
101 .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
102 .boot_params = PHYS_OFFSET + 0x100,
103 .map_io = mx31lite_map_io,
104 .init_irq = mxc_init_irq,
105 .init_machine = mxc_board_init,
Juergen Beisert9e8a30d2008-07-05 10:02:53 +0200106 .timer = &mx31lite_timer,
Daniel Mack9a4cd7a2008-07-05 10:02:53 +0200107MACHINE_END