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>
35 #include <mach/imx-uart.h>
36 #include <mach/iomux-mx3.h>
40 * This file contains the board-specific initialization routines.
43 static unsigned int mx31lite_pins[] = {
51 static struct imxuart_platform_data uart_pdata = {
52 .flags = IMXUART_HAVE_RTSCTS,
56 * This structure defines the MX31 memory map.
58 static struct map_desc mx31lite_io_desc[] __initdata = {
60 .virtual = SPBA0_BASE_ADDR_VIRT,
61 .pfn = __phys_to_pfn(SPBA0_BASE_ADDR),
63 .type = MT_DEVICE_NONSHARED
65 .virtual = CS4_BASE_ADDR_VIRT,
66 .pfn = __phys_to_pfn(CS4_BASE_ADDR),
73 * Set up static virtual mappings.
75 void __init mx31lite_map_io(void)
78 iotable_init(mx31lite_io_desc, ARRAY_SIZE(mx31lite_io_desc));
82 * Board specific initialization.
84 static void __init mxc_board_init(void)
86 mxc_iomux_setup_multiple_pins(mx31lite_pins, ARRAY_SIZE(mx31lite_pins),
89 mxc_register_device(&mxc_uart_device0, &uart_pdata);
92 static void __init mx31lite_timer_init(void)
94 mx31_clocks_init(26000000);
97 struct sys_timer mx31lite_timer = {
98 .init = mx31lite_timer_init,
102 * The following uses standard kernel macros defined in arch.h in order to
103 * initialize __mach_desc_MX31LITE data structure.
106 MACHINE_START(MX31LITE, "LogicPD MX31 LITEKIT")
107 /* Maintainer: Freescale Semiconductor, Inc. */
108 .phys_io = AIPS1_BASE_ADDR,
109 .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
110 .boot_params = PHYS_OFFSET + 0x100,
111 .map_io = mx31lite_map_io,
112 .init_irq = mxc_init_irq,
113 .init_machine = mxc_board_init,
114 .timer = &mx31lite_timer,