96 lines
2.2 KiB
C
96 lines
2.2 KiB
C
/*
|
|
* linux/arch/sh/boards/snapgear/setup.c
|
|
*
|
|
* Copyright (C) 2002 David McCullough <davidm@snapgear.com>
|
|
* Copyright (C) 2003 Paul Mundt <lethal@linux-sh.org>
|
|
*
|
|
* Based on files with the following comments:
|
|
*
|
|
* Copyright (C) 2000 Kazumoto Kojima
|
|
*
|
|
* Modified for 7751 Solution Engine by
|
|
* Ian da Silva and Jeremy Siegel, 2001.
|
|
*/
|
|
#include <linux/init.h>
|
|
#include <linux/irq.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/timer.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/module.h>
|
|
#include <linux/sched.h>
|
|
#include <asm/machvec.h>
|
|
#include <mach/snapgear.h>
|
|
#include <asm/irq.h>
|
|
#include <asm/io.h>
|
|
#include <cpu/timer.h>
|
|
|
|
/*
|
|
* EraseConfig handling functions
|
|
*/
|
|
|
|
static irqreturn_t eraseconfig_interrupt(int irq, void *dev_id)
|
|
{
|
|
(void)ctrl_inb(0xb8000000); /* dummy read */
|
|
|
|
printk("SnapGear: erase switch interrupt!\n");
|
|
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
static int __init eraseconfig_init(void)
|
|
{
|
|
printk("SnapGear: EraseConfig init\n");
|
|
/* Setup "EraseConfig" switch on external IRQ 0 */
|
|
if (request_irq(IRL0_IRQ, eraseconfig_interrupt, IRQF_DISABLED,
|
|
"Erase Config", NULL))
|
|
printk("SnapGear: failed to register IRQ%d for Reset witch\n",
|
|
IRL0_IRQ);
|
|
else
|
|
printk("SnapGear: registered EraseConfig switch on IRQ%d\n",
|
|
IRL0_IRQ);
|
|
return(0);
|
|
}
|
|
|
|
module_init(eraseconfig_init);
|
|
|
|
/****************************************************************************/
|
|
/*
|
|
* Initialize IRQ setting
|
|
*
|
|
* IRL0 = erase switch
|
|
* IRL1 = eth0
|
|
* IRL2 = eth1
|
|
* IRL3 = crypto
|
|
*/
|
|
|
|
static void __init init_snapgear_IRQ(void)
|
|
{
|
|
printk("Setup SnapGear IRQ/IPR ...\n");
|
|
/* enable individual interrupt mode for externals */
|
|
plat_irq_setup_pins(IRQ_MODE_IRQ);
|
|
}
|
|
|
|
/*
|
|
* The Machine Vector
|
|
*/
|
|
static struct sh_machine_vector mv_snapgear __initmv = {
|
|
.mv_name = "SnapGear SecureEdge5410",
|
|
.mv_nr_irqs = 72,
|
|
|
|
.mv_inb = snapgear_inb,
|
|
.mv_inw = snapgear_inw,
|
|
.mv_inl = snapgear_inl,
|
|
.mv_outb = snapgear_outb,
|
|
.mv_outw = snapgear_outw,
|
|
.mv_outl = snapgear_outl,
|
|
|
|
.mv_inb_p = snapgear_inb_p,
|
|
.mv_inw_p = snapgear_inw,
|
|
.mv_inl_p = snapgear_inl,
|
|
.mv_outb_p = snapgear_outb_p,
|
|
.mv_outw_p = snapgear_outw,
|
|
.mv_outl_p = snapgear_outl,
|
|
|
|
.mv_init_irq = init_snapgear_IRQ,
|
|
};
|