3 * Created: april 20th, 2004
4 * Copyright: Synertronixx GmbH
6 * Common code for i.MX1 machines
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.
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.
18 #include <linux/kernel.h>
19 #include <linux/init.h>
22 #include <asm/mach/map.h>
24 #include <mach/common.h>
25 #include <mach/hardware.h>
26 #include <mach/gpio.h>
27 #include <mach/irqs.h>
28 #include <mach/iomux-v1.h>
30 static struct map_desc imx_io_desc[] __initdata = {
31 imx_map_entry(MX1, IO, MT_DEVICE),
34 void __init mx1_map_io(void)
36 iotable_init(imx_io_desc, ARRAY_SIZE(imx_io_desc));
39 void __init imx1_init_early(void)
41 mxc_set_cpu_type(MXC_CPU_MX1);
42 mxc_arch_reset_init(MX1_IO_ADDRESS(MX1_WDT_BASE_ADDR));
43 imx_iomuxv1_init(MX1_IO_ADDRESS(MX1_GPIO_BASE_ADDR),
47 static struct mxc_gpio_port imx1_gpio_ports[] = {
48 DEFINE_IMX_GPIO_PORT_IRQ(MX1, 0, 1, MX1_GPIO_INT_PORTA),
49 DEFINE_IMX_GPIO_PORT_IRQ(MX1, 1, 2, MX1_GPIO_INT_PORTB),
50 DEFINE_IMX_GPIO_PORT_IRQ(MX1, 2, 3, MX1_GPIO_INT_PORTC),
51 DEFINE_IMX_GPIO_PORT_IRQ(MX1, 3, 4, MX1_GPIO_INT_PORTD),
54 void __init mx1_init_irq(void)
56 mxc_init_irq(MX1_IO_ADDRESS(MX1_AVIC_BASE_ADDR));
57 mxc_gpio_init(imx1_gpio_ports, ARRAY_SIZE(imx1_gpio_ports));