1/*
 2 *  author: Sascha Hauer
 3 *  Created: april 20th, 2004
 4 *  Copyright: Synertronixx GmbH
 5 *
 6 *  Common code for i.MX1 machines
 7 *
 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.
17 */
18#include <linux/kernel.h>
19#include <linux/init.h>
20#include <linux/io.h>
21
22#include <asm/mach/map.h>
23
24#include <mach/common.h>
25#include <mach/hardware.h>
26#include <mach/irqs.h>
27#include <mach/iomux-v1.h>
28
29static struct map_desc imx_io_desc[] __initdata = {
30	imx_map_entry(MX1, IO, MT_DEVICE),
31};
32
33void __init mx1_map_io(void)
34{
35	iotable_init(imx_io_desc, ARRAY_SIZE(imx_io_desc));
36}
37
38void __init imx1_init_early(void)
39{
40	mxc_set_cpu_type(MXC_CPU_MX1);
41	mxc_arch_reset_init(MX1_IO_ADDRESS(MX1_WDT_BASE_ADDR));
42	imx_iomuxv1_init(MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR),
43			MX1_NUM_GPIO_PORT);
44}
45
46void __init mx1_init_irq(void)
47{
48	mxc_init_irq(MX1_IO_ADDRESS(MX1_AVIC_BASE_ADDR));
49}
50
51void __init imx1_soc_init(void)
52{
53	mxc_register_gpio("imx1-gpio", 0, MX1_GPIO1_BASE_ADDR, SZ_256,
54						MX1_GPIO_INT_PORTA, 0);
55	mxc_register_gpio("imx1-gpio", 1, MX1_GPIO2_BASE_ADDR, SZ_256,
56						MX1_GPIO_INT_PORTB, 0);
57	mxc_register_gpio("imx1-gpio", 2, MX1_GPIO3_BASE_ADDR, SZ_256,
58						MX1_GPIO_INT_PORTC, 0);
59	mxc_register_gpio("imx1-gpio", 3, MX1_GPIO4_BASE_ADDR, SZ_256,
60						MX1_GPIO_INT_PORTD, 0);
61}