trizeps2.c

来自「优龙2410linux2.6.8内核源代码」· C语言 代码 · 共 107 行

/*
 *  linux/arch/arm/mach-pxa/trizeps2.c
 *
 * (c) 2004 Robert Schwebel <[e-mail]>, Pengutronix
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/major.h>
#include <linux/fs.h>
#include <linux/interrupt.h>

#include <asm/setup.h>
#include <asm/memory.h>
#include <asm/mach-types.h>
#include <asm/hardware.h>
#include <asm/irq.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <asm/arch/irq.h>
//#include <asm/arch/irqs.h>
#include <asm/arch/trizeps2.h>

#include "generic.h"

/* 
 * Interrupt Initialisation
 */
static void __init trizeps2_init_irq(void)
{
	pxa_init_irq();
	
}

static struct platform_device *devices[] __initdata = {
};

/*
 * Specific Board Initialisation
 */
static int __init trizeps2_init(void)
{
	char buf[255];

	sprintf(buf,"trizeps2_init\n"); printascii(buf);
	return platform_add_devices(devices, ARRAY_SIZE(devices));
}


subsys_initcall(trizeps2_init);

/* memory mapping */
static struct map_desc trizeps2_io_desc[] __initdata = {
/*  virtual           physical          length            type                           */
// { INNOKOM_ETH_VIRT, INNOKOM_ETH_PHYS, INNOKOM_ETH_SIZE, MT_DEVICE }, /* ETH SMSC 91111 */
};

static void __init trizeps2_map_io(void)
{
	pxa_map_io();
	//iotable_init(trizeps2_io_desc, ARRAY_SIZE(trizeps2_io_desc));

	/* Enable the BTUART */
	CKEN |= CKEN7_BTUART;
	pxa_gpio_mode(GPIO42_BTRXD_MD);
	pxa_gpio_mode(GPIO43_BTTXD_MD);
	pxa_gpio_mode(GPIO44_BTCTS_MD);
	pxa_gpio_mode(GPIO45_BTRTS_MD);

	//pxa_gpio_mode(GPIO33_nCS_5_MD);	/* SMSC network chip */

	/* setup sleep mode values */
	PWER  = 0x00000002;
	PFER  = 0x00000000;
	PRER  = 0x00000002;
	PGSR0 = 0x00008000;
	PGSR1 = 0x003F0202;
	PGSR2 = 0x0001C000;
	PCFR |= PCFR_OPDE;
}

MACHINE_START(TRIZEPS2, "Keith & Koep Trizeps2")
	MAINTAINER("Robert Schwebel, Pengutronix")
	BOOT_MEM(0xa0000000, 0x40000000, io_p2v(0x40000000))
	BOOT_PARAMS(0xa0000100)
	MAPIO(trizeps2_map_io)
	INITIRQ(trizeps2_init_irq)
MACHINE_END