mx1fs2.c

来自「优龙2410linux2.6.8内核源代码」· C语言 代码 · 共 71 行

/*
 * linux/arch/arm/mach-imx/mx1fs2.c
 *
 * Copyright (c) 2004 Sascha Hauer <[e-mail]>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 */

#include <linux/device.h>
#include <linux/init.h>
#include <asm/system.h>
#include <asm/hardware.h>
#include <asm/irq.h>
#include <asm/pgtable.h>
#include <asm/page.h>

#include <asm/mach/map.h>
#include <asm/mach-types.h>

#include <asm/mach/arch.h>
#include <linux/interrupt.h>
#include "generic.h"
#include <asm/serial.h>


static struct map_desc mx1fs2_io_desc[] __initdata = {
	/* virtual     physical    length      type */
	{IMX_CS0_VIRT, IMX_CS0_PHYS, IMX_CS0_SIZE, MT_DEVICE},
	{IMX_CS1_VIRT, IMX_CS1_PHYS, IMX_CS1_SIZE, MT_DEVICE},
	{IMX_CS2_VIRT, IMX_CS2_PHYS, IMX_CS2_SIZE, MT_DEVICE},
	{IMX_CS3_VIRT, IMX_CS3_PHYS, IMX_CS3_SIZE, MT_DEVICE},
	{IMX_CS4_VIRT, IMX_CS4_PHYS, IMX_CS4_SIZE, MT_DEVICE},
	{IMX_CS5_VIRT, IMX_CS5_PHYS, IMX_CS5_SIZE, MT_DEVICE},
	{IMX_FB_VIRT,  IMX_FB_PHYS,  IMX_FB_SIZE,  MT_DEVICE},
};

void __init
mx1fs2_map_io(void)
{
	imx_map_io();
	iotable_init(mx1fs2_io_desc, ARRAY_SIZE(mx1fs2_io_desc));
}

static int __init mx1fs2_init(void)
{
	printk("%s\n",__FUNCTION__);
	
	UFCR(IMX_UART1_BASE) = 0xa81;
	UFCR(IMX_UART2_BASE) = 0xa81;
	imx_gpio_mode( 9 | GPIO_IN | GPIO_PORTC );
	imx_gpio_mode( 10 | GPIO_IN | GPIO_PORTC );
	set_irq_type( MX1FS2_UART1_IRQ, __IRQT_HIGHLVL);
	set_irq_type( MX1FS2_UART2_IRQ, __IRQT_HIGHLVL);
	
	return 0;
}

subsys_initcall(mx1fs2_init);

MACHINE_START(MX1FS2, "viasys mx1fs2")
    MAINTAINER("Sascha Hauer")
    BOOT_MEM(0x08000000, 0x00200000, 0xe0200000)
    BOOT_PARAMS(0x08000100)
    MAPIO(mx1fs2_map_io)
    INITIRQ(imx_init_irq)
    INITTIME(imx_init_time)
MACHINE_END