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/*
* Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved.
*/
/*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*/
#include <linux/types.h>
#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/irq.h>
#include <mach/gpio.h>
#include "board-mx35evb.h"
#include "iomux.h"
/*!
* @file mach-mx35/mx35evb_cpld.c
*
* @brief This file contains the board specific initialization routines.
*
* @ingroup MSL_MX35
*/
static void mxc_expio_irq_handler(u32 irq, struct irq_desc *desc)
{
/*TODO:virtual interrupt dispatcher */
}
/*
* Disable an expio pin's interrupt by setting the bit in the imr.
* @param irq an expio virtual irq number
*/
static void expio_mask_irq(u32 irq)
{
/*TODO:mask virtual interrupt #irq */
}
/*
* Acknowledge an expanded io pin's interrupt by clearing the bit in the isr.
* @param irq an expanded io virtual irq number
*/
static void expio_ack_irq(u32 irq)
{
/*TODO:ack & mask virtual interrupt #irq */
}
/*
* Enable a expio pin's interrupt by clearing the bit in the imr.
* @param irq a expio virtual irq number
*/
static void expio_unmask_irq(u32 irq)
{
/*TODO:enable virtual interrupt #irq */
}
static struct irq_chip expio_irq_chip = {
.ack = expio_ack_irq,
.mask = expio_mask_irq,
.unmask = expio_unmask_irq,
};
static int __init mxc_expio_init(void)
{
/*TODO:enable virtual interrupts generated by CPLD */
return 0;
}
arch_initcall(mxc_expio_init);
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