linux/arch/sh/boards/mach-sh7763rdp/irq.c

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/*
* linux/arch/sh/boards/renesas/sh7763rdp/irq.c
*
* Renesas Solutions SH7763RDP Support.
*
* Copyright (C) 2008 Renesas Solutions Corp.
* Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#include <linux/init.h>
#include <linux/irq.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <mach/sh7763rdp.h>
#define INTC_BASE (0xFFD00000)
#define INTC_INT2PRI7 (INTC_BASE+0x4001C)
#define INTC_INT2MSKCR (INTC_BASE+0x4003C)
#define INTC_INT2MSKCR1 (INTC_BASE+0x400D4)
/*
* Initialize IRQ setting
*/
void __init init_sh7763rdp_IRQ(void)
{
/* GPIO enabled */
__raw_writel(1 << 25, INTC_INT2MSKCR);
/* enable GPIO interrupts */
__raw_writel((__raw_readl(INTC_INT2PRI7) & 0xFF00FFFF) | 0x000F0000,
INTC_INT2PRI7);
/* USBH enabled */
__raw_writel(1 << 17, INTC_INT2MSKCR1);
/* GETHER enabled */
__raw_writel(1 << 16, INTC_INT2MSKCR1);
/* DMAC enabled */
__raw_writel(1 << 8, INTC_INT2MSKCR);
}