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.
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.
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.
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
21 #include <linux/types.h>
22 #include <linux/init.h>
23 #include <linux/kernel.h>
24 #include <linux/memory.h>
26 #include <mach/hardware.h>
27 #include <asm/mach-types.h>
28 #include <asm/mach/arch.h>
29 #include <asm/mach/time.h>
30 #include <asm/mach/map.h>
31 #include <mach/common.h>
33 #include <asm/setup.h>
34 #include <mach/board-mx31lite.h>
37 * This file contains the board-specific initialization routines.
41 * This structure defines the MX31 memory map.
43 static struct map_desc mx31lite_io_desc[] __initdata = {
45 .virtual = AIPS1_BASE_ADDR_VIRT,
46 .pfn = __phys_to_pfn(AIPS1_BASE_ADDR),
48 .type = MT_DEVICE_NONSHARED
50 .virtual = SPBA0_BASE_ADDR_VIRT,
51 .pfn = __phys_to_pfn(SPBA0_BASE_ADDR),
53 .type = MT_DEVICE_NONSHARED
55 .virtual = AIPS2_BASE_ADDR_VIRT,
56 .pfn = __phys_to_pfn(AIPS2_BASE_ADDR),
58 .type = MT_DEVICE_NONSHARED
60 .virtual = CS4_BASE_ADDR_VIRT,
61 .pfn = __phys_to_pfn(CS4_BASE_ADDR),
68 * Set up static virtual mappings.
70 void __init mx31lite_map_io(void)
73 iotable_init(mx31lite_io_desc, ARRAY_SIZE(mx31lite_io_desc));
77 * Board specific initialization.
79 static void __init mxc_board_init(void)
83 static void __init mx31lite_timer_init(void)
85 mxc_clocks_init(26000000);
86 mxc_timer_init("ipg_clk.0");
89 struct sys_timer mx31lite_timer = {
90 .init = mx31lite_timer_init,
94 * The following uses standard kernel macros defined in arch.h in order to
95 * initialize __mach_desc_MX31LITE data structure.
98 MACHINE_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,
106 .timer = &mx31lite_timer,