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/*
* Copyright (C) 1999,2000 Arm Limited
* Copyright (C) 2000 Deep Blue Solutions Ltd
* Copyright (C) 2002 Shane Nay (shane@minirl.com)
* Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved.
* - add MX31 specific definitions
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/mm.h>
#include <linux/init.h>
#include <linux/err.h>
#include <asm/pgtable.h>
#include <asm/mach/map.h>
#include <mach/common.h>
#include <mach/hardware.h>
#include <mach/mx25.h>
#include <mach/iomux-v3.h>
#include <mach/gpio.h>
#include <mach/irqs.h>
/*
* This table defines static virtual address mappings for I/O regions.
* These are the mappings common across all MX25 boards.
*/
static struct map_desc mx25_io_desc[] __initdata = {
imx_map_entry(MX25, AVIC, MT_DEVICE_NONSHARED),
imx_map_entry(MX25, AIPS1, MT_DEVICE_NONSHARED),
imx_map_entry(MX25, AIPS2, MT_DEVICE_NONSHARED),
};
/*
* This function initializes the memory map. It is called during the
* system startup to create static physical to virtual memory mappings
* for the IO modules.
*/
void __init mx25_map_io(void)
{
iotable_init(mx25_io_desc, ARRAY_SIZE(mx25_io_desc));
}
void __init imx25_init_early(void)
{
mxc_set_cpu_type(MXC_CPU_MX25);
mxc_iomux_v3_init(MX25_IO_ADDRESS(MX25_IOMUXC_BASE_ADDR));
mxc_arch_reset_init(MX25_IO_ADDRESS(MX25_WDOG_BASE_ADDR));
}
static struct mxc_gpio_port imx25_gpio_ports[] = {
DEFINE_IMX_GPIO_PORT_IRQ(MX25, 0, 1, MX25_INT_GPIO1),
DEFINE_IMX_GPIO_PORT_IRQ(MX25, 1, 2, MX25_INT_GPIO2),
DEFINE_IMX_GPIO_PORT_IRQ(MX25, 2, 3, MX25_INT_GPIO3),
DEFINE_IMX_GPIO_PORT_IRQ(MX25, 3, 4, MX25_INT_GPIO4),
};
void __init mx25_init_irq(void)
{
mxc_init_irq(MX25_IO_ADDRESS(MX25_AVIC_BASE_ADDR));
mxc_gpio_init(imx25_gpio_ports, ARRAY_SIZE(imx25_gpio_ports));
}
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