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Paulius Zaleckascfca8b52008-11-14 11:01:38 +01001/*
2 * author: Sascha Hauer
3 * Created: april 20th, 2004
4 * Copyright: Synertronixx GmbH
5 *
Uwe Kleine-König07469492010-06-14 15:56:58 +02006 * Common code for i.MX1 machines
Paulius Zaleckascfca8b52008-11-14 11:01:38 +01007 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
Paulius Zaleckascfca8b52008-11-14 11:01:38 +010017 */
18#include <linux/kernel.h>
19#include <linux/init.h>
20#include <linux/io.h>
21
22#include <asm/mach/map.h>
23
Sascha Hauer345569a2009-04-29 13:41:06 +020024#include <mach/common.h>
Paulius Zaleckascfca8b52008-11-14 11:01:38 +010025#include <mach/hardware.h>
26
27static struct map_desc imx_io_desc[] __initdata = {
28 {
Uwe Kleine-König05a31852010-03-04 21:02:41 +010029 .virtual = MX1_IO_BASE_ADDR_VIRT,
30 .pfn = __phys_to_pfn(MX1_IO_BASE_ADDR),
31 .length = MX1_IO_SIZE,
32 .type = MT_DEVICE
Paulius Zaleckascfca8b52008-11-14 11:01:38 +010033 }
34};
35
Sascha Hauercd4a05f2009-04-02 22:32:10 +020036void __init mx1_map_io(void)
Paulius Zaleckascfca8b52008-11-14 11:01:38 +010037{
Sascha Hauercd4a05f2009-04-02 22:32:10 +020038 mxc_set_cpu_type(MXC_CPU_MX1);
Uwe Kleine-König05a31852010-03-04 21:02:41 +010039 mxc_arch_reset_init(MX1_IO_ADDRESS(MX1_WDT_BASE_ADDR));
Sascha Hauercd4a05f2009-04-02 22:32:10 +020040
Paulius Zaleckascfca8b52008-11-14 11:01:38 +010041 iotable_init(imx_io_desc, ARRAY_SIZE(imx_io_desc));
42}
Sascha Hauerc5aa0ad2009-05-25 17:36:19 +020043
Uwe Kleine-König9a763bf2010-06-10 17:11:06 +020044int imx1_register_gpios(void);
45
Sascha Hauerc5aa0ad2009-05-25 17:36:19 +020046void __init mx1_init_irq(void)
47{
Uwe Kleine-König05a31852010-03-04 21:02:41 +010048 mxc_init_irq(MX1_IO_ADDRESS(MX1_AVIC_BASE_ADDR));
Jason Wang84659ab2010-07-13 21:02:42 +080049 imx1_register_gpios();
Sascha Hauerc5aa0ad2009-05-25 17:36:19 +020050}